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dicom-proxy/public/743.bundle.58a76ef98d0f4120f602.js
mario 3c64adc353 init
2025-03-11 13:16:07 +07:00

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/*! For license information please see 743.bundle.58a76ef98d0f4120f602.js.LICENSE.txt */
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H=o.vertexOffset;p=function(e){if(i&&(i.points[H]=e,i.cells[H]=b+o.cellOffset),++H,g=3*e,t.coordShiftAndScaleEnabled?(R[E++]=(s[g++]-t.coordShift[0])*t.coordScale[0],R[E++]=(s[g++]-t.coordShift[1])*t.coordScale[1],R[E++]=(s[g++]-t.coordShift[2])*t.coordScale[2]):(R[E++]=s[g++],R[E++]=s[g++],R[E++]=s[g++]),null!==l&&(m=o.haveCellNormals?3*(b+o.cellOffset):3*e,R[E++]=l[m++],R[E++]=l[m++],R[E++]=l[m++]),t.customData.forEach((function(t){y=e*t.components;for(var r=0;r<t.components;++r)R[E++]=t.data[y++]})),null!==c){h=e*f;for(var r=0;r<f;++r)R[E++]=c[h++]}null!==u&&(v=o.haveCellScalars?(b+o.cellOffset)*d:e*d,A[M++]=u[v++],A[M++]=u[v++],A[M++]=u[v++],A[M++]=4===d?u[v++]:255)};for(var K=0;K<w;)x(P[K],P,K+1),K+=P[K]+1,b++;return 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br={newInstance:ht.default.newInstance(yr,"vtkShader"),extend:yr},Tr=ht.default.vtkErrorMacro;var Cr={vertexShaderHandle:0,fragmentShaderHandle:0,geometryShaderHandle:0,vertexShader:null,fragmentShader:null,geometryShader:null,linked:!1,bound:!1,compiled:!1,error:"",handle:0,numberOfOutputs:0,attributesLocs:null,uniformLocs:null,md5Hash:0,context:null,lastCameraMTime:null};function xr(e,t){var r=arguments.length>2&&void 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No such uniform."),!1;for(var a=arguments.length,o=new Array(a>1?a-1:0),i=1;i<a;i++)o[i-1]=arguments[i];var s=o;if(1===s.length&&Array.isArray(s[0])&&(s=s[0]),3!==s.length)throw new RangeError("Invalid number of values for array");return t.context.uniform3i(n,s[0],s[1],s[2]),!0},e.setUniform3iv=function(r,n){var a=e.findUniform(r);return-1===a?(t.error="Could not set uniform ".concat(r," . No such uniform."),!1):(t.context.uniform3iv(a,n),!0)},e.setUniform4f=function(r){var n=e.findUniform(r);if(-1===n)return t.error="Could not set uniform ".concat(r," . No such uniform."),!1;for(var a=arguments.length,o=new Array(a>1?a-1:0),i=1;i<a;i++)o[i-1]=arguments[i];var s=o;if(1===s.length&&Array.isArray(s[0])&&(s=s[0]),4!==s.length)throw new RangeError("Invalid number of values for array");return t.context.uniform4f(n,s[0],s[1],s[2],s[3]),!0},e.setUniform4fv=function(r,n){var a=e.findUniform(r);return-1===a?(t.error="Could not set uniform ".concat(r," . No such uniform."),!1):(t.context.uniform4fv(a,n),!0)},e.setUniform4i=function(r){var n=e.findUniform(r);if(-1===n)return t.error="Could not set uniform ".concat(r," . No such uniform."),!1;for(var a=arguments.length,o=new Array(a>1?a-1:0),i=1;i<a;i++)o[i-1]=arguments[i];var s=o;if(1===s.length&&Array.isArray(s[0])&&(s=s[0]),4!==s.length)throw new RangeError("Invalid number of values for array");return t.context.uniform4i(n,s[0],s[1],s[2],s[3]),!0},e.setUniform4iv=function(r,n){var a=e.findUniform(r);return-1===a?(t.error="Could not set uniform ".concat(r," . 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t.error="Shader object is of type Unknown and cannot be used.",!1;if(0===t.handle){var n=t.context.createProgram();if(0===n)return t.error="Could not create shader program.",!1;t.handle=n,t.linked=!1}return"Vertex"===r.getShaderType()&&(0!==t.vertexShaderHandle&&t.comntext.detachShader(t.handle,t.vertexShaderHandle),t.vertexShaderHandle=r.getHandle()),"Fragment"===r.getShaderType()&&(0!==t.fragmentShaderHandle&&t.context.detachShader(t.handle,t.fragmentShaderHandle),t.fragmentShaderHandle=r.getHandle()),t.context.attachShader(t.handle,r.getHandle()),e.setLinked(!1),!0},e.detachShader=function(e){if(0===e.getHandle())return t.error="shader object was not initialized, cannot attach it.",!1;if("Unknown"===e.getShaderType())return t.error="Shader object is of type Unknown and cannot be used.",!1;switch(0===t.handle&&(t.error="This shader program has not been initialized yet."),e.getShaderType()){case"Vertex":return t.vertexShaderHandle!==e.getHandle()?(t.error="The supplied shader was not attached to this program.",!1):(t.context.detachShader(t.handle,e.getHandle()),t.vertexShaderHandle=0,t.linked=!1,!0);case"Fragment":return t.fragmentShaderHandle!==e.getHandle()?(t.error="The supplied shader was not attached to this program.",!1):(t.context.detachShader(t.handle,e.getHandle()),t.fragmentShaderHandle=0,t.linked=!1,!0);default:return!1}},e.setContext=function(e){t.context=e,t.vertexShader.setContext(e),t.fragmentShader.setContext(e),t.geometryShader.setContext(e)},e.setLastCameraMTime=function(e){t.lastCameraMTime=e}}(e,t)}var Sr={newInstance:ht.default.newInstance(xr,"vtkShaderProgram"),extend:xr,substitute:function(e,t,r,n){var a="string"==typeof r?r:r.join("\n"),o=!1===n?t:new RegExp(t,"g"),i=e.replace(o,a);return{replace:i!==a,result:i}}};var Pr={forceEmulation:!1,handleVAO:0,handleProgram:0,supported:!0,buffers:null,context:null};function wr(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Pr,r),t.buffers=[],ht.default.obj(e,t),ht.default.get(e,t,["supported"]),ht.default.setGet(e,t,["forceEmulation"]),function(e,t){t.classHierarchy.push("vtkOpenGLVertexArrayObject"),e.exposedMethod=function(){},e.initialize=function(){t.instancingExtension=null,t._openGLRenderWindow.getWebgl2()||(t.instancingExtension=t.context.getExtension("ANGLE_instanced_arrays")),!t.forceEmulation&&t._openGLRenderWindow&&t._openGLRenderWindow.getWebgl2()?(t.extension=null,t.supported=!0,t.handleVAO=t.context.createVertexArray()):(t.extension=t.context.getExtension("OES_vertex_array_object"),!t.forceEmulation&&t.extension?(t.supported=!0,t.handleVAO=t.extension.createVertexArrayOES()):t.supported=!1)},e.isReady=function(){return 0!==t.handleVAO||!1===t.supported},e.bind=function(){if(e.isReady()||e.initialize(),e.isReady()&&t.supported)t.extension?t.extension.bindVertexArrayOES(t.handleVAO):t.context.bindVertexArray(t.handleVAO);else if(e.isReady())for(var r=t.context,n=0;n<t.buffers.length;++n){var a=t.buffers[n];t.context.bindBuffer(r.ARRAY_BUFFER,a.buffer);for(var o=0;o<a.attributes.length;++o)for(var i=a.attributes[o],s=i.isMatrix?i.size:1,l=0;l<s;++l)r.enableVertexAttribArray(i.index+l),r.vertexAttribPointer(i.index+l,i.size,i.type,i.normalize,i.stride,i.offset+i.stride*l/i.size),i.divisor>0&&(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(i.index+l,1):r.vertexAttribDivisor(i.index+l,1))}},e.release=function(){if(e.isReady()&&t.supported)t.extension?t.extension.bindVertexArrayOES(null):t.context.bindVertexArray(null);else if(e.isReady())for(var r=t.context,n=0;n<t.buffers.length;++n){var a=t.buffers[n];t.context.bindBuffer(r.ARRAY_BUFFER,a.buffer);for(var o=0;o<a.attributes.length;++o)for(var i=a.attributes[o],s=i.isMatrix?i.size:1,l=0;l<s;++l)r.enableVertexAttribArray(i.index+l),r.vertexAttribPointer(i.index+l,i.size,i.type,i.normalize,i.stride,i.offset+i.stride*l/i.size),i.divisor>0&&(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(i.index+l,0):r.vertexAttribDivisor(i.index+l,0)),r.disableVertexAttribArray(i.index+l)}},e.shaderProgramChanged=function(){e.release(),t.handleVAO&&(t.extension?t.extension.deleteVertexArrayOES(t.handleVAO):t.context.deleteVertexArray(t.handleVAO)),t.handleVAO=0,t.handleProgram=0},e.releaseGraphicsResources=function(){e.shaderProgramChanged(),t.handleVAO&&(t.extension?t.extension.deleteVertexArrayOES(t.handleVAO):t.context.deleteVertexArray(t.handleVAO)),t.handleVAO=0,t.supported=!0,t.handleProgram=0},e.addAttributeArray=function(t,r,n,a,o,i,s,l){return e.addAttributeArrayWithDivisor(t,r,n,a,o,i,s,l,0,!1)},e.addAttributeArrayWithDivisor=function(r,n,a,o,i,s,l,c,u,d){if(!r)return!1;if(!r.isBound()||0===n.getHandle()||n.getType()!==rr.ARRAY_BUFFER)return!1;if(0===t.handleProgram&&(t.handleProgram=r.getHandle()),e.isReady()||e.initialize(),!e.isReady()||t.handleProgram!==r.getHandle())return!1;var f=t.context,p={};if(p.name=a,p.index=f.getAttribLocation(t.handleProgram,a),p.offset=o,p.stride=i,p.type=s,p.size=l,p.normalize=c,p.isMatrix=d,p.divisor=u,-1===p.Index)return!1;if(n.bind(),f.enableVertexAttribArray(p.index),f.vertexAttribPointer(p.index,p.size,p.type,p.normalize,p.stride,p.offset),u>0&&(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(p.index,1):f.vertexAttribDivisor(p.index,1)),p.buffer=n.getHandle(),!t.supported){for(var g=!1,m=0;m<t.buffers.length;++m){var h=t.buffers[m];if(h.buffer===p.buffer){g=!0;for(var v=!1,y=0;y<h.attributes.length;++y)h.attributes[y].name===a&&(v=!0,h.attributes[y]=p);v||h.attributes.push(p)}}g||t.buffers.push({buffer:p.buffer,attributes:[p]})}return!0},e.addAttributeMatrixWithDivisor=function(r,n,a,o,i,s,l,c,u){var d=e.addAttributeArrayWithDivisor(r,n,a,o,i,s,l,c,u,!0);if(!d)return d;for(var f=t.context,p=f.getAttribLocation(t.handleProgram,a),g=1;g<l;g++)f.enableVertexAttribArray(p+g),f.vertexAttribPointer(p+g,l,s,c,i,o+i*g/l),u>0&&(t.instancingExtension?t.instancingExtension.vertexAttribDivisorANGLE(p+g,1):f.vertexAttribDivisor(p+g,1));return!0},e.removeAttributeArray=function(r){if(!e.isReady()||0===t.handleProgram)return!1;if(!t.supported)for(var n=0;n<t.buffers.length;++n)for(var a=t.buffers[n],o=0;o<a.attributes.length;++o)if(a.attributes[o].name===r)return a.attributes.splice(o,1),a.attributes.length||t.buffers.splice(n,1),!0;return!0},e.setOpenGLRenderWindow=function(r){t._openGLRenderWindow!==r&&(e.releaseGraphicsResources(),t._openGLRenderWindow=r,t.context=null,r&&(t.context=t._openGLRenderWindow.getContext()))}}(e,t)}var Or={newInstance:ht.default.newInstance(wr,"vtkOpenGLVertexArrayObject"),extend:wr},Ir={Start:0,Points:0,Lines:1,Tris:2,TriStrips:3,TrisEdges:4,TriStripsEdges:5,End:6};var Ar={context:null,program:null,shaderSourceTime:null,VAO:null,attributeUpdateTime:null,CABO:null,primitiveType:0,pointPicking:!1};function Rr(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ar,r),ht.default.obj(e,t),t.shaderSourceTime={},ht.default.obj(t.shaderSourceTime),t.attributeUpdateTime={},ht.default.obj(t.attributeUpdateTime),ht.default.setGet(e,t,["program","shaderSourceTime","VAO","attributeUpdateTime","CABO","primitiveType","pointPicking"]),t.program=Sr.newInstance(),t.VAO=Or.newInstance(),t.CABO=mr.newInstance(),function(e,t){t.classHierarchy.push("vtkOpenGLHelper"),e.setOpenGLRenderWindow=function(e){t.context=e.getContext(),t.program.setContext(t.context),t.VAO.setOpenGLRenderWindow(e),t.CABO.setOpenGLRenderWindow(e)},e.releaseGraphicsResources=function(e){t.VAO.releaseGraphicsResources(),t.CABO.releaseGraphicsResources(),t.CABO.setElementCount(0)},e.drawArrays=function(r,n,a,o){if(t.CABO.getElementCount()){var i=e.getOpenGLMode(a),s=e.haveWideLines(r,n),l=t.context,c=l.getParameter(l.DEPTH_WRITEMASK);t.pointPicking&&l.depthMask(!1),i===l.LINES&&s?(e.updateShaders(r,n,o),l.drawArraysInstanced(i,0,t.CABO.getElementCount(),2*Math.ceil(n.getProperty().getLineWidth()))):(l.lineWidth(n.getProperty().getLineWidth()),e.updateShaders(r,n,o),l.drawArrays(i,0,t.CABO.getElementCount()),l.lineWidth(1));var u=(i===l.POINTS?1:0)||(i===l.LINES?2:3);return t.pointPicking&&l.depthMask(c),t.CABO.getElementCount()/u}return 0},e.getOpenGLMode=function(e){if(t.pointPicking)return t.context.POINTS;var r=t.primitiveType;return e===ur.hX.POINTS||r===Ir.Points?t.context.POINTS:e===ur.hX.WIREFRAME||r===Ir.Lines||r===Ir.TrisEdges||r===Ir.TriStripsEdges?t.context.LINES:t.context.TRIANGLES},e.haveWideLines=function(e,r){return r.getProperty().getLineWidth()>1&&!(t.CABO.getOpenGLRenderWindow()&&t.CABO.getOpenGLRenderWindow().getHardwareMaximumLineWidth()>=r.getProperty().getLineWidth())},e.getNeedToRebuildShaders=function(t,r,n){return!!(n.getNeedToRebuildShaders(e,t,r)||0===e.getProgram()||e.getShaderSourceTime().getMTime()<n.getMTime()||e.getShaderSourceTime().getMTime()<r.getMTime())},e.updateShaders=function(r,n,a){if(e.getNeedToRebuildShaders(r,n,a)){var o={Vertex:null,Fragment:null,Geometry:null};a.buildShaders(o,r,n);var i=t.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgramArray(o.Vertex,o.Fragment,o.Geometry);i!==e.getProgram()&&(e.setProgram(i),e.getVAO().releaseGraphicsResources()),e.getShaderSourceTime().modified()}else t.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgram(e.getProgram());e.getVAO().bind(),a.setMapperShaderParameters(e,r,n),a.setPropertyShaderParameters(e,r,n),a.setCameraShaderParameters(e,r,n),a.setLightingShaderParameters(e,r,n),a.invokeShaderCallbacks(e,r,n)},e.setMapperShaderParameters=function(r,n,a){if(e.haveWideLines(r,n)){e.getProgram().setUniform2f("viewportSize",a.usize,a.vsize);var o=parseFloat(n.getProperty().getLineWidth()),i=o/2;e.getProgram().setUniformf("lineWidthStepSize",o/Math.ceil(o)),e.getProgram().setUniformf("halfLineWidth",i)}t.primitiveType===Ir.Points||n.getProperty().getRepresentation()===ur.hX.POINTS?e.getProgram().setUniformf("pointSize",n.getProperty().getPointSize()):t.pointPicking&&e.getProgram().setUniformf("pointSize",e.getPointPickingPrimitiveSize())},e.replaceShaderPositionVC=function(r,n,a){var o=r.Vertex;o=Sr.substitute(o,"//VTK::PositionVC::Dec",["//VTK::PositionVC::Dec","uniform float pointSize;"]).result,o=Sr.substitute(o,"//VTK::PositionVC::Impl",["//VTK::PositionVC::Impl"," gl_PointSize = pointSize;"],!1).result,e.getOpenGLMode(a.getProperty().getRepresentation())===t.context.LINES&&e.haveWideLines(n,a)&&(o=Sr.substitute(o,"//VTK::PositionVC::Dec",["//VTK::PositionVC::Dec","uniform vec2 viewportSize;","uniform float lineWidthStepSize;","uniform float halfLineWidth;"]).result,o=Sr.substitute(o,"//VTK::PositionVC::Impl",["//VTK::PositionVC::Impl"," if (halfLineWidth > 0.0)"," {"," float offset = float(gl_InstanceID / 2) * lineWidthStepSize - halfLineWidth;"," vec4 tmpPos = gl_Position;"," vec3 tmpPos2 = tmpPos.xyz / tmpPos.w;"," tmpPos2.x = tmpPos2.x + 2.0 * mod(float(gl_InstanceID), 2.0) * offset / viewportSize[0];"," tmpPos2.y = tmpPos2.y + 2.0 * mod(float(gl_InstanceID + 1), 2.0) * offset / viewportSize[1];"," gl_Position = vec4(tmpPos2.xyz * tmpPos.w, tmpPos.w);"," }"]).result),r.Vertex=o},e.getPointPickingPrimitiveSize=function(){return t.primitiveType===Ir.Points?2:t.primitiveType===Ir.Lines?4:6}}(e,t)}var Er={newInstance:ht.default.newInstance(Rr),extend:Rr,primTypes:Ir},Mr=r(59474),Dr={CLAMP_TO_EDGE:0,REPEAT:1,MIRRORED_REPEAT:2},Vr={NEAREST:0,LINEAR:1,NEAREST_MIPMAP_NEAREST:2,NEAREST_MIPMAP_LINEAR:3,LINEAR_MIPMAP_NEAREST:4,LINEAR_MIPMAP_LINEAR:5},Lr={Wrap:Dr,Filter:Vr},_r=new Float32Array(1),Nr=new Int32Array(_r.buffer);var Br={fromHalf:function(e){var t=(32768&e)>>15,r=(31744&e)>>10,n=1023&e;return 0===r?(t?-1:1)*Math.pow(2,-14)*(n/Math.pow(2,10)):31===r?n?NaN:1/0*(t?-1:1):(t?-1:1)*Math.pow(2,r-15)*(1+n/Math.pow(2,10))},toHalf:function(e){_r[0]=e;var t=Nr[0],r=t>>16&32768,n=t>>12&2047,a=t>>23&255;return a<103?r:a>142?(r|=31744,r|=(255===a?0:1)&&8388607&t):a<113?r|=((n|=2048)>>114-a)+(n>>113-a&1):(r|=a-112<<10|n>>1,r+=1&n)}};function Fr(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}var Ur=Lr.Wrap,kr=Lr.Filter,Gr=re.ZP.VtkDataTypes,Wr=ht.eR,zr=ht.E0,jr=ht.t7,Hr=Br.toHalf;function Kr(e,t){function r(e,r){var n=arguments.length>2&&void 0!==arguments[2]&&arguments[2],a=[],o=t.width*t.height*t.components;if(n&&(o*=t.depth),e!==Gr.FLOAT&&t.openGLDataType===t.context.FLOAT)for(var i=0;i<r.length;i++)if(r[i]){var s=r[i].length>o?r[i].subarray(0,o):r[i];a.push(new Float32Array(s))}else a.push(null);if(e!==Gr.UNSIGNED_CHAR&&t.openGLDataType===t.context.UNSIGNED_BYTE)for(var l=0;l<r.length;l++)if(r[l]){var c=r[l].length>o?r[l].subarray(0,o):r[l];a.push(new Uint8Array(c))}else a.push(null);var u=!1;if(t._openGLRenderWindow.getWebgl2())u=t.openGLDataType===t.context.HALF_FLOAT;else{var d=t.context.getExtension("OES_texture_half_float");u=d&&t.openGLDataType===d.HALF_FLOAT_OES}if(u)for(var f=0;f<r.length;f++)if(r[f]){for(var p=new Uint16Array(o),g=r[f],m=0;m<o;m++)p[m]=Hr(g[m]);a.push(p)}else a.push(null);if(0===a.length)for(var h=0;h<r.length;h++)a.push(r[h]);return a}function n(e){if(t._openGLRenderWindow.getWebgl2())return e;var r=[],n=t.width,a=t.height,o=t.components;if(e&&(!(0,Mr.Q)(n)||!(0,Mr.Q)(a)))for(var i=t.context.getExtension("OES_texture_half_float"),s=(0,Mr.M)(n),l=(0,Mr.M)(a),c=s*l*t.components,u=0;u<e.length;u++)if(null!==e[u]){var d=null,f=a/l,p=n/s,g=!1;t.openGLDataType===t.context.FLOAT?d=new Float32Array(c):i&&t.openGLDataType===i.HALF_FLOAT_OES?(d=new Uint16Array(c),g=!0):d=new Uint8Array(c);for(var m=0;m<l;m++){var h=m*s*o,v=m*f,y=Math.floor(v),b=Math.ceil(v);b>=a&&(b=a-1);var T=v-y,C=1-T;y=y*n*o,b=b*n*o;for(var x=0;x<s;x++){var S=x*o,P=x*p,w=Math.floor(P),O=Math.ceil(P);O>=n&&(O=n-1);var I=P-w;w*=o,O*=o;for(var A=0;A<o;A++)d[h+S+A]=g?Br.toHalf(Br.fromHalf(e[u][y+w+A])*C*(1-I)+Br.fromHalf(e[u][y+O+A])*C*I+Br.fromHalf(e[u][b+w+A])*T*(1-I)+Br.fromHalf(e[u][b+O+A])*T*I):e[u][y+w+A]*C*(1-I)+e[u][y+O+A]*C*I+e[u][b+w+A]*T*(1-I)+e[u][b+O+A]*T*I}}r.push(d),t.width=s,t.height=l}else r.push(null);if(0===r.length)for(var R=0;R<e.length;R++)r.push(e[R]);return r}function a(e){var r;return!!t._openGLRenderWindow&&(!(t.resizable||null!==(r=t.renderable)&&void 0!==r&&r.getResizable())&&(!!t._openGLRenderWindow.getWebgl2()&&(!(t._openGLRenderWindow.getGLInformations().RENDERER.value.match(/WebKit/gi)&&navigator.platform.match(/Mac/gi)&&t.oglNorm16Ext)||e!==Gr.UNSIGNED_SHORT&&e!==Gr.SHORT)))}function o(r,n){for(var a=r.getNumberOfComponents(),o=r.getDataType(),i=r.getData(),s=new Array(a),l=new Array(a),c=0;c<a;++c){var u=r.getRange(c),d=(0,Ft.Z)(u,2),f=d[0],p=d[1];s[c]=f,l[c]=p}var g=function(e,t,r){for(var n=new Array(r),a=new 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0!==arguments[0]?arguments[0]:null;if(r?t._openGLRenderWindow=r:(t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent()),t.context=t._openGLRenderWindow.getContext(),t.renderable.getInterpolate()?(t.generateMipmap?e.setMinificationFilter(kr.LINEAR_MIPMAP_LINEAR):e.setMinificationFilter(kr.LINEAR),e.setMagnificationFilter(kr.LINEAR)):(e.setMinificationFilter(kr.NEAREST),e.setMagnificationFilter(kr.NEAREST)),t.renderable.getRepeat()&&(e.setWrapR(Ur.REPEAT),e.setWrapS(Ur.REPEAT),e.setWrapT(Ur.REPEAT)),t.renderable.getInputData()&&t.renderable.setImage(null),!t.handle||t.renderable.getMTime()>t.textureBuildTime.getMTime()){if(null!==t.renderable.getImage()&&(t.renderable.getInterpolate()&&(t.generateMipmap=!0,e.setMinificationFilter(kr.LINEAR_MIPMAP_LINEAR)),t.renderable.getImage()&&t.renderable.getImageLoaded()&&(e.create2DFromImage(t.renderable.getImage()),e.activate(),e.sendParameters(),t.textureBuildTime.modified())),null!==t.renderable.getCanvas()){t.renderable.getInterpolate()&&(t.generateMipmap=!0,e.setMinificationFilter(kr.LINEAR_MIPMAP_LINEAR));var n=t.renderable.getCanvas();e.create2DFromRaw(n.width,n.height,4,Gr.UNSIGNED_CHAR,n,!0),e.activate(),e.sendParameters(),t.textureBuildTime.modified()}if(null!==t.renderable.getJsImageData()){var a=t.renderable.getJsImageData();t.renderable.getInterpolate()&&(t.generateMipmap=!0,e.setMinificationFilter(kr.LINEAR_MIPMAP_LINEAR)),e.create2DFromRaw(a.width,a.height,4,Gr.UNSIGNED_CHAR,a.data,!0),e.activate(),e.sendParameters(),t.textureBuildTime.modified()}var o=t.renderable.getInputData(0);if(o&&o.getPointData().getScalars()){for(var i=o.getExtent(),s=o.getPointData().getScalars(),l=[],c=0;c<t.renderable.getNumberOfInputPorts();++c){var u=t.renderable.getInputData(c),d=u?u.getPointData().getScalars().getData():null;d&&l.push(d)}t.renderable.getInterpolate()&&4===s.getNumberOfComponents()&&(t.generateMipmap=!0,e.setMinificationFilter(kr.LINEAR_MIPMAP_LINEAR)),l.length%6==0?e.createCubeFromRaw(i[1]-i[0]+1,i[3]-i[2]+1,s.getNumberOfComponents(),s.getDataType(),l):e.create2DFromRaw(i[1]-i[0]+1,i[3]-i[2]+1,s.getNumberOfComponents(),s.getDataType(),s.getData()),e.activate(),e.sendParameters(),t.textureBuildTime.modified()}}t.handle&&e.activate()},e.destroyTexture=function(){e.deactivate(),t.context&&t.handle&&t.context.deleteTexture(t.handle),t.handle=0,t.numberOfDimensions=0,t.target=0,t.components=0,t.width=0,t.height=0,t.depth=0,e.resetFormatAndType()},e.createTexture=function(){t.handle||(t.handle=t.context.createTexture(),t.target&&(t.context.bindTexture(t.target,t.handle),t.context.texParameteri(t.target,t.context.TEXTURE_MIN_FILTER,e.getOpenGLFilterMode(t.minificationFilter)),t.context.texParameteri(t.target,t.context.TEXTURE_MAG_FILTER,e.getOpenGLFilterMode(t.magnificationFilter)),t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_S,e.getOpenGLWrapMode(t.wrapS)),t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_T,e.getOpenGLWrapMode(t.wrapT)),t._openGLRenderWindow.getWebgl2()&&t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_R,e.getOpenGLWrapMode(t.wrapR)),t.context.bindTexture(t.target,null)))},e.getTextureUnit=function(){return t._openGLRenderWindow?t._openGLRenderWindow.getTextureUnitForTexture(e):-1},e.activate=function(){t._openGLRenderWindow.activateTexture(e),e.bind()},e.deactivate=function(){t._openGLRenderWindow&&t._openGLRenderWindow.deactivateTexture(e)},e.releaseGraphicsResources=function(r){r&&t.handle&&(r.activateTexture(e),r.deactivateTexture(e),t.context.deleteTexture(t.handle),t.handle=0,t.numberOfDimensions=0,t.target=0,t.internalFormat=0,t.format=0,t.openGLDataType=0,t.components=0,t.width=0,t.height=0,t.depth=0),t.shaderProgram&&(t.shaderProgram.releaseGraphicsResources(r),t.shaderProgram=null)},e.bind=function(){t.context.bindTexture(t.target,t.handle),t.autoParameters&&e.getMTime()>t.sendParametersTime.getMTime()&&e.sendParameters()},e.isBound=function(){var e=!1;if(t.context&&t.handle){var r=0;if(t.target===t.context.TEXTURE_2D)r=t.context.TEXTURE_BINDING_2D;else jr("impossible case");e=t.context.getIntegerv(r)===t.handle}return e},e.sendParameters=function(){t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_S,e.getOpenGLWrapMode(t.wrapS)),t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_T,e.getOpenGLWrapMode(t.wrapT)),t._openGLRenderWindow.getWebgl2()&&t.context.texParameteri(t.target,t.context.TEXTURE_WRAP_R,e.getOpenGLWrapMode(t.wrapR)),t.context.texParameteri(t.target,t.context.TEXTURE_MIN_FILTER,e.getOpenGLFilterMode(t.minificationFilter)),t.context.texParameteri(t.target,t.context.TEXTURE_MAG_FILTER,e.getOpenGLFilterMode(t.magnificationFilter)),t._openGLRenderWindow.getWebgl2()&&(t.context.texParameteri(t.target,t.context.TEXTURE_BASE_LEVEL,t.baseLevel),t.context.texParameteri(t.target,t.context.TEXTURE_MAX_LEVEL,t.maxLevel)),t.sendParametersTime.modified()},e.getInternalFormat=function(r,n){return t._forceInternalFormat||(t.internalFormat=e.getDefaultInternalFormat(r,n)),t.internalFormat||Wr("Unable to find suitable internal format for T=".concat(r," NC= ").concat(n)),t.internalFormat},e.getDefaultInternalFormat=function(e,r){var n;return(n=t._openGLRenderWindow.getDefaultTextureInternalFormat(e,r,t.oglNorm16Ext,t.useHalfFloat))||n||(Wr("Unsupported internal texture type!"),Wr("Unable to find suitable internal format for T=".concat(e," NC= ").concat(r))),n},e.setInternalFormat=function(r){t._forceInternalFormat=!0,r!==t.internalFormat&&(t.internalFormat=r,e.modified())},e.getFormat=function(r,n){return t.format=e.getDefaultFormat(r,n),t.format},e.getDefaultFormat=function(e,r){if(t._openGLRenderWindow.getWebgl2())switch(r){case 1:return t.context.RED;case 2:return t.context.RG;case 3:default:return t.context.RGB;case 4:return t.context.RGBA}else switch(r){case 1:return t.context.LUMINANCE;case 2:return t.context.LUMINANCE_ALPHA;case 3:default:return t.context.RGB;case 4:return t.context.RGBA}},e.resetFormatAndType=function(){t.format=0,t.internalFormat=0,t._forceInternalFormat=!1,t.openGLDataType=0},e.getDefaultDataType=function(e){if(t._openGLRenderWindow.getWebgl2())switch(e){case Gr.UNSIGNED_CHAR:return t.context.UNSIGNED_BYTE;case t.oglNorm16Ext&&!t.useHalfFloat&&Gr.SHORT:return t.context.SHORT;case t.oglNorm16Ext&&!t.useHalfFloat&&Gr.UNSIGNED_SHORT:return t.context.UNSIGNED_SHORT;case t.useHalfFloat&&Gr.SHORT:case t.useHalfFloat&&Gr.UNSIGNED_SHORT:return t.context.HALF_FLOAT;case Gr.FLOAT:case Gr.VOID:default:return t.context.FLOAT}switch(e){case Gr.UNSIGNED_CHAR:return t.context.UNSIGNED_BYTE;case Gr.FLOAT:case Gr.VOID:default:if(t.context.getExtension("OES_texture_float")&&t.context.getExtension("OES_texture_float_linear"))return t.context.FLOAT;var r=t.context.getExtension("OES_texture_half_float");return r&&t.context.getExtension("OES_texture_half_float_linear")?r.HALF_FLOAT_OES:t.context.UNSIGNED_BYTE}},e.getOpenGLDataType=function(r){var n=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return t.openGLDataType&&!n||(t.openGLDataType=e.getDefaultDataType(r)),t.openGLDataType},e.getShiftAndScale=function(){var e=0,r=1;switch(t.openGLDataType){case t.context.BYTE:e=(r=127.5)-128;break;case t.context.UNSIGNED_BYTE:r=255,e=0;break;case t.context.SHORT:e=(r=32767.5)-32768;break;case t.context.UNSIGNED_SHORT:r=65536,e=0;break;case t.context.INT:e=(r=2147483647.5)-2147483648;break;case t.context.UNSIGNED_INT:r=4294967295,e=0;case t.context.FLOAT:}return{shift:e,scale:r}},e.getOpenGLFilterMode=function(e){switch(e){case kr.NEAREST:return t.context.NEAREST;case kr.LINEAR:return t.context.LINEAR;case kr.NEAREST_MIPMAP_NEAREST:return t.context.NEAREST_MIPMAP_NEAREST;case kr.NEAREST_MIPMAP_LINEAR:return t.context.NEAREST_MIPMAP_LINEAR;case kr.LINEAR_MIPMAP_NEAREST:return t.context.LINEAR_MIPMAP_NEAREST;case kr.LINEAR_MIPMAP_LINEAR:return t.context.LINEAR_MIPMAP_LINEAR;default:return t.context.NEAREST}},e.getOpenGLWrapMode=function(e){switch(e){case Ur.CLAMP_TO_EDGE:return t.context.CLAMP_TO_EDGE;case Ur.REPEAT:return t.context.REPEAT;case Ur.MIRRORED_REPEAT:return t.context.MIRRORED_REPEAT;default:return t.context.CLAMP_TO_EDGE}},e.create2DFromRaw=function(o,i,s,l,c){var u=arguments.length>5&&void 0!==arguments[5]&&arguments[5];if(e.getOpenGLDataType(l,!0),e.getInternalFormat(l,s),e.getFormat(l,s),!t.internalFormat||!t.format||!t.openGLDataType)return zr("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_2D,t.components=s,t.width=o,t.height=i,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind();var d=n(r(l,[c]));return t.context.pixelStorei(t.context.UNPACK_FLIP_Y_WEBGL,u),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),a(l)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=d[0]&&t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,d[0])):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,d[0]),t.generateMipmap&&t.context.generateMipmap(t.target),u&&t.context.pixelStorei(t.context.UNPACK_FLIP_Y_WEBGL,!1),e.deactivate(),!0},e.createCubeFromRaw=function(o,i,s,l,c){if(e.getOpenGLDataType(l),e.getInternalFormat(l,s),e.getFormat(l,s),!t.internalFormat||!t.format||!t.openGLDataType)return zr("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_CUBE_MAP,t.components=s,t.width=o,t.height=i,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),t.maxLevel=c.length/6-1,e.createTexture(),e.bind();for(var u=n(r(l,c)),d=[],f=t.width,p=t.height,g=0;g<u.length;g++){g%6==0&&0!==g&&(f/=2,p/=2),d[g]=(0,ht.B5)(l,p*f*t.components);for(var m=0;m<p;++m){var h=m*f*t.components,v=(p-m-1)*f*t.components;d[g].set(u[g].slice(v,v+f*t.components),h)}}t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),a(l)&&t.context.texStorage2D(t.target,6,t.internalFormat,t.width,t.height);for(var y=0;y<6;y++)for(var b=0,T=t.width,C=t.height;T>=1&&C>=1;){var x=null;b<=t.maxLevel&&(x=d[6*b+y]),a(l)?null!=x&&t.context.texSubImage2D(t.context.TEXTURE_CUBE_MAP_POSITIVE_X+y,b,0,0,T,C,t.format,t.openGLDataType,x):t.context.texImage2D(t.context.TEXTURE_CUBE_MAP_POSITIVE_X+y,b,t.internalFormat,T,C,0,t.format,t.openGLDataType,x),b++,T/=2,C/=2}return e.deactivate(),!0},e.createDepthFromRaw=function(r,n,o,i){return e.getOpenGLDataType(o),t.format=t.context.DEPTH_COMPONENT,t._openGLRenderWindow.getWebgl2()?o===Gr.FLOAT?t.internalFormat=t.context.DEPTH_COMPONENT32F:t.internalFormat=t.context.DEPTH_COMPONENT16:t.internalFormat=t.context.DEPTH_COMPONENT,t.internalFormat&&t.format&&t.openGLDataType?(t.target=t.context.TEXTURE_2D,t.components=1,t.width=r,t.height=n,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),a(o)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=i&&t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,i)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,i),t.generateMipmap&&t.context.generateMipmap(t.target),e.deactivate(),!0):(zr("Failed to determine texture parameters."),!1)},e.create2DFromImage=function(r){if(e.getOpenGLDataType(Gr.UNSIGNED_CHAR),e.getInternalFormat(Gr.UNSIGNED_CHAR,4),e.getFormat(Gr.UNSIGNED_CHAR,4),!t.internalFormat||!t.format||!t.openGLDataType)return zr("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_2D,t.components=4,t.depth=1,t.numberOfDimensions=2,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1);var n=!(t._openGLRenderWindow.getWebgl2()||(0,Mr.Q)(r.width)&&(0,Mr.Q)(r.height)),o=document.createElement("canvas");o.width=n?(0,Mr.M)(r.width):r.width,o.height=n?(0,Mr.M)(r.height):r.height,t.width=o.width,t.height=o.height;var i=o.getContext("2d");i.translate(0,o.height),i.scale(1,-1),i.drawImage(r,0,0,r.width,r.height,0,0,o.width,o.height);var s=o;return a(Gr.UNSIGNED_CHAR)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=s&&t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,s)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,s),t.generateMipmap&&t.context.generateMipmap(t.target),e.deactivate(),!0},e.create2DFilterableFromRaw=function(t,r,n,a,o){var i=arguments.length>5&&void 0!==arguments[5]&&arguments[5];return e.create2DFilterableFromDataArray(t,r,re.ZP.newInstance({numberOfComponents:n,dataType:a,values:o}),i)},e.create2DFilterableFromDataArray=function(t,r,n){var a=o(n,arguments.length>3&&void 0!==arguments[3]&&arguments[3]),i=a.numComps,s=a.dataType,l=a.data;e.create2DFromRaw(t,r,i,s,l)},e.create3DFromRaw=function(o,i,s,l,c,u){if(e.getOpenGLDataType(c),e.getInternalFormat(c,l),e.getFormat(c,l),!t.internalFormat||!t.format||!t.openGLDataType)return zr("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_3D,t.components=l,t.width=o,t.height=i,t.depth=s,t.numberOfDimensions=3,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind();var d=n(r(c,[u],!0));return t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),a(c)?(t.context.texStorage3D(t.target,1,t.internalFormat,t.width,t.height,t.depth),null!=d[0]&&t.context.texSubImage3D(t.target,0,0,0,0,t.width,t.height,t.depth,t.format,t.openGLDataType,d[0])):t.context.texImage3D(t.target,0,t.internalFormat,t.width,t.height,t.depth,0,t.format,t.openGLDataType,d[0]),t.generateMipmap&&t.context.generateMipmap(t.target),e.deactivate(),!0},e.create3DFilterableFromRaw=function(t,r,n,a,o,i){var s=arguments.length>6&&void 0!==arguments[6]&&arguments[6];return e.create3DFilterableFromDataArray(t,r,n,re.ZP.newInstance({numberOfComponents:a,dataType:o,values:i}),s)},e.create3DFilterableFromDataArray=function(r,n,i,s){for(var l=o(s,arguments.length>4&&void 0!==arguments[4]&&arguments[4]),c=l.numComps,u=l.dataType,d=l.data,f=l.scaleOffsets,p=r*n*i,g=[],m=[],h=0;h<c;++h)g[h]=0,m[h]=1;t.volumeInfo={scale:m,offset:g,dataComputedScale:f.scale,dataComputedOffset:f.offset,width:r,height:n,depth:i};var v=structuredClone(f);if(t._openGLRenderWindow.getWebgl2()){if(t.oglNorm16Ext&&!t.useHalfFloat&&u===Gr.SHORT){for(var y=0;y<c;++y)t.volumeInfo.scale[y]=32767;return e.create3DFromRaw(r,n,i,c,u,d)}if(t.oglNorm16Ext&&!t.useHalfFloat&&u===Gr.UNSIGNED_SHORT){for(var b=0;b<c;++b)t.volumeInfo.scale[b]=65535;return e.create3DFromRaw(r,n,i,c,u,d)}if(u===Gr.FLOAT||t.useHalfFloat&&(u===Gr.SHORT||u===Gr.UNSIGNED_SHORT))return e.create3DFromRaw(r,n,i,c,u,d);if(u===Gr.UNSIGNED_CHAR){for(var T=0;T<c;++T)t.volumeInfo.scale[T]=255;return e.create3DFromRaw(r,n,i,c,u,d)}var C=new Float32Array(p*c);t.volumeInfo.offset=v.offset,t.volumeInfo.scale=v.scale;for(var x=0,S=v.scale.map((function(e){return 1/e})),P=0;P<p;P++)for(var w=0;w<c;w++)C[x]=(d[x]-v.offset[w])*S[w],x++;return e.create3DFromRaw(r,n,i,c,Gr.FLOAT,C)}var O=function(e,t,r,n,a){e[t]=r},I=Gr.UNSIGNED_CHAR;if(u===Gr.UNSIGNED_CHAR)for(var A=0;A<c;++A)v.offset[A]=0,v.scale[A]=255;else t.context.getExtension("OES_texture_float")&&t.context.getExtension("OES_texture_float_linear")?(I=Gr.FLOAT,O=function(e,t,r,n,a){e[t]=(r-n)/a}):(I=Gr.UNSIGNED_CHAR,O=function(e,t,r,n,a){e[t]=255*(r-n)/a});if(e.getOpenGLDataType(I),e.getInternalFormat(I,c),e.getFormat(I,c),!t.internalFormat||!t.format||!t.openGLDataType)return zr("Failed to determine texture parameters."),!1;t.target=t.context.TEXTURE_2D,t.components=c,t.depth=1,t.numberOfDimensions=2;var R=t.context.getParameter(t.context.MAX_TEXTURE_SIZE);R>4096&&(I===Gr.FLOAT||c>=3)&&(R=4096);var E=1,M=1;p>R*R&&(M=E=Math.ceil(Math.sqrt(p/(R*R))));var D=Math.sqrt(p)/E;D=(0,Mr.M)(D);var V,L=Math.floor(D*E/r),_=Math.ceil(i/L),N=(0,Mr.M)(n*_/M);t.width=D,t.height=N,t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),t.volumeInfo.xreps=L,t.volumeInfo.yreps=_,t.volumeInfo.xstride=E,t.volumeInfo.ystride=M,t.volumeInfo.offset=v.offset,t.volumeInfo.scale=v.scale;var B=D*N*c;V=I===Gr.FLOAT?new Float32Array(B):new Uint8Array(B);for(var F=0,U=Math.floor(r/E),k=Math.floor(n/M),G=0;G<_;G++)for(var W=Math.min(L,i-G*L),z=c*(t.width-W*Math.floor(r/E)),j=0;j<k;j++){for(var H=0;H<W;H++)for(var K=c*((G*L+H)*r*n+M*j*r),Z=0;Z<U;Z++)for(var X=0;X<c;X++)O(V,F,d[K+E*Z*c+X],v.offset[X],v.scale[X]),F++;F+=z}return t.context.pixelStorei(t.context.UNPACK_ALIGNMENT,1),a(I)?(t.context.texStorage2D(t.target,1,t.internalFormat,t.width,t.height),null!=V&&t.context.texSubImage2D(t.target,0,0,0,t.width,t.height,t.format,t.openGLDataType,V)):t.context.texImage2D(t.target,0,t.internalFormat,t.width,t.height,0,t.format,t.openGLDataType,V),e.deactivate(),!0},e.setOpenGLRenderWindow=function(r){t._openGLRenderWindow!==r&&(e.releaseGraphicsResources(),t._openGLRenderWindow=r,t.context=null,r&&(t.context=t._openGLRenderWindow.getContext()))},e.getMaximumTextureSize=function(e){return e&&e.isCurrent()?e.getIntegerv(e.MAX_TEXTURE_SIZE):-1}}var Zr={_openGLRenderWindow:null,_forceInternalFormat:!1,context:null,handle:0,sendParametersTime:null,textureBuildTime:null,numberOfDimensions:0,target:0,format:0,openGLDataType:0,components:0,width:0,height:0,depth:0,autoParameters:!0,wrapS:Ur.CLAMP_TO_EDGE,wrapT:Ur.CLAMP_TO_EDGE,wrapR:Ur.CLAMP_TO_EDGE,minificationFilter:kr.NEAREST,magnificationFilter:kr.NEAREST,minLOD:-1e3,maxLOD:1e3,baseLevel:0,maxLevel:1e3,generateMipmap:!1,useHalfFloat:!0,oglNorm16Ext:null};function Xr(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Zr,r),Tt.extend(e,t,r),t.sendParametersTime={},(0,ht.j6)(t.sendParametersTime,{mtime:0}),t.textureBuildTime={},(0,ht.j6)(t.textureBuildTime,{mtime:0}),(0,ht.t8)(e,t,["format","openGLDataType"]),(0,ht.g2)(e,t,["keyMatrixTime","minificationFilter","magnificationFilter","wrapS","wrapT","wrapR","generateMipmap","oglNorm16Ext"]),(0,ht.U2)(e,t,["width","height","volumeInfo","components","handle","target"]),(0,ht.B6)(e,t,["openGLRenderWindow"]),Kr(e,t)}var qr=(0,ht.WL)(Xr,"vtkOpenGLTexture"),Yr=function(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?Fr(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):Fr(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}({newInstance:qr,extend:Xr},Lr);wt("vtkTexture",qr);var $r=r(3969);var Qr={implementReplaceShaderCoincidentOffset:function(e,t){e.replaceShaderCoincidentOffset=function(r,n,a){var o=e.getCoincidentParameters(n,a);if(o&&(0!==o.factor||0!==o.offset)){var i=r.Fragment;i=Sr.substitute(i,"//VTK::Coincident::Dec",["uniform float cfactor;","uniform float coffset;"]).result,t.context.getExtension("EXT_frag_depth")&&(0!==o.factor?(i=Sr.substitute(i,"//VTK::UniformFlow::Impl",["float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));","//VTK::UniformFlow::Impl"],!1).result,i=Sr.substitute(i,"//VTK::Depth::Impl","gl_FragDepthEXT = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;").result):i=Sr.substitute(i,"//VTK::Depth::Impl","gl_FragDepthEXT = gl_FragCoord.z + 0.000016*coffset;").result),t._openGLRenderWindow.getWebgl2()&&(0!==o.factor?(i=Sr.substitute(i,"//VTK::UniformFlow::Impl",["float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));","//VTK::UniformFlow::Impl"],!1).result,i=Sr.substitute(i,"//VTK::Depth::Impl","gl_FragDepth = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;").result):i=Sr.substitute(i,"//VTK::Depth::Impl","gl_FragDepth = gl_FragCoord.z + 0.000016*coffset;").result),r.Fragment=i}}},implementBuildShadersWithReplacements:function(e,t){e.applyShaderReplacements=function(e,t,r){var n=null;if(t&&(n=t.ShaderReplacements),n)for(var a=0;a<n.length;a++){var o=n[a];if(r&&o.replaceFirst||!r&&!o.replaceFirst){var i=o.shaderType,s=e[i],l=Sr.substitute(s,o.originalValue,o.replacementValue,o.replaceAll);e[i]=l.result}}},e.buildShaders=function(r,n,a){e.getReplacedShaderTemplate(r,n,a),t.lastRenderPassShaderReplacement=t.currentRenderPass?t.currentRenderPass.getShaderReplacement():null,t.lastRenderPassShaderReplacement&&t.lastRenderPassShaderReplacement(r);var o=t.renderable.getViewSpecificProperties().OpenGL;e.applyShaderReplacements(r,o,!0),e.replaceShaderValues(r,n,a),e.applyShaderReplacements(r,o)},e.getReplacedShaderTemplate=function(r,n,a){var o=t.renderable.getViewSpecificProperties().OpenGL;e.getShaderTemplate(r,n,a);var i=r.Vertex;if(o){var s=o.VertexShaderCode;void 0!==s&&""!==s&&(i=s)}r.Vertex=i;var l=r.Fragment;if(o){var c=o.FragmentShaderCode;void 0!==c&&""!==c&&(l=c)}r.Fragment=l;var u=r.Geometry;if(o){var d=o.GeometryShaderCode;void 0!==d&&(u=d)}r.Geometry=u}}},Jr="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkImageResliceMapperVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\n// all variables that represent positions or directions have a suffix\n// indicating the coordinate system they are in. The possible values are\n// MC - Model coordinates\n// WC - World coordinates\n// VC - View coordinates\n// DC - Display coordinates\n// TC - Texture coordinates\n\n// frag position in VC\n//VTK::PositionVC::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\nvoid main()\n{\n //VTK::PositionVC::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Picking::Impl\n}\n",en="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkImageResliceMapperFS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// Template for the gpu image mapper fragment shader\n\n// VC position of this fragment\n//VTK::PositionVC::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// handle coincident offsets\n//VTK::Coincident::Dec\n\n//VTK::ZBuffer::Dec\n\n// the output of this shader\n//VTK::Output::Dec\n\nvoid main()\n{\n // VC position of this fragment. This should not branch/return/discard.\n //VTK::PositionVC::Impl\n\n // Place any calls that require uniform flow (e.g. dFdx) here.\n //VTK::UniformFlow::Impl\n\n // Set gl_FragDepth here (gl_FragCoord.z by default)\n //VTK::Depth::Impl\n\n // Early depth peeling abort:\n //VTK::DepthPeeling::PreColor\n\n //VTK::TCoord::Impl\n\n if (gl_FragData[0].a <= 0.0)\n {\n discard;\n }\n\n //VTK::DepthPeeling::Impl\n\n //VTK::Picking::Impl\n\n // handle coincident offsets\n //VTK::Coincident::Impl\n\n //VTK::ZBuffer::Impl\n\n //VTK::RenderPassFragmentShader::Impl\n}\n",tn={NEAREST:0,LINEAR:1},rn={InterpolationType:tn},nn=r(89262),an=ht.E0;function on(e,t,r){if(t.apply(e)){var n=e.getIndependentComponents();return"".concat(e.getMTime(),"-").concat(n,"-").concat(r)}return"0"}function sn(e,t,r){return t.identity(r),e.reduce((function(e,r,n){return 0===n?r?t.copy(e,r):t.identity(e):r?t.multiply(e,e,r):e}),r)}function ln(e,t){t.classHierarchy.push("vtkOpenGLImageResliceMapper"),e.buildPass=function(r){if(r){t.currentRenderPass=null,t._openGLImageSlice=e.getFirstAncestorOfType("vtkOpenGLImageSlice"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer");var n=t._openGLRenderer.getRenderable();t._openGLCamera=t._openGLRenderer.getViewNodeFor(n.getActiveCamera()),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLTexture||(t.openGLTexture=Yr.newInstance()),t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow)}},e.translucentPass=function(r,n){r&&(t.currentRenderPass=n,e.render())},e.zBufferPass=function(r){r&&(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.opaqueZBufferPass=function(t){return e.zBufferPass(t)},e.opaquePass=function(t){t&&e.render()},e.getCoincidentParameters=function(e,r){return t.renderable.getResolveCoincidentTopology()?t.renderable.getCoincidentTopologyPolygonOffsetParameters():null},e.render=function(){var r=t._openGLImageSlice.getRenderable(),n=t._openGLRenderer.getRenderable();e.renderPiece(n,r)},e.renderPiece=function(r,n){e.invokeEvent({type:"StartEvent"}),t.renderable.update(),t.currentInput=t.renderable.getInputData(),t.currentInput?(e.updateResliceGeometry(),e.renderPieceStart(r,n),e.renderPieceDraw(r,n),e.renderPieceFinish(r,n),e.invokeEvent({type:"EndEvent"})):an("No input!")},e.renderPieceStart=function(r,n){e.updateBufferObjects(r,n),n.getProperty().getInterpolationType()===rn.NEAREST?(t.openGLTexture.setMinificationFilter(Vr.NEAREST),t.openGLTexture.setMagnificationFilter(Vr.NEAREST),t.colorTexture.setMinificationFilter(Vr.NEAREST),t.colorTexture.setMagnificationFilter(Vr.NEAREST),t.pwfTexture.setMinificationFilter(Vr.NEAREST),t.pwfTexture.setMagnificationFilter(Vr.NEAREST)):(t.openGLTexture.setMinificationFilter(Vr.LINEAR),t.openGLTexture.setMagnificationFilter(Vr.LINEAR),t.colorTexture.setMinificationFilter(Vr.LINEAR),t.colorTexture.setMagnificationFilter(Vr.LINEAR),t.pwfTexture.setMinificationFilter(Vr.LINEAR),t.pwfTexture.setMagnificationFilter(Vr.LINEAR)),t.lastBoundBO=null},e.renderPieceDraw=function(r,n){var a=t.context;t.openGLTexture.activate(),t.colorTexture.activate(),t.pwfTexture.activate(),e.updateShaders(t.tris,r,n),a.drawArrays(a.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release(),t.openGLTexture.deactivate(),t.colorTexture.deactivate(),t.pwfTexture.deactivate()},e.renderPieceFinish=function(e,t){},e.updateBufferObjects=function(t,r){e.getNeedToRebuildBufferObjects(t,r)&&e.buildBufferObjects(t,r)},e.getNeedToRebuildBufferObjects=function(r,n){return t.VBOBuildTime.getMTime()<e.getMTime()||t.VBOBuildTime.getMTime()<n.getMTime()||t.VBOBuildTime.getMTime()<t.renderable.getMTime()||t.VBOBuildTime.getMTime()<n.getProperty().getMTime()||t.VBOBuildTime.getMTime()<t.currentInput.getMTime()||t.VBOBuildTime.getMTime()<t.resliceGeom.getMTime()},e.buildBufferObjects=function(e,r){var n,a=t.currentInput;if(a){var o=null===(n=a.getPointData())||void 0===n?void 0:n.getScalars();if(o){var i=o.getNumberOfComponents();if(!t._externalOpenGLTexture){var s="".concat(a.getMTime(),"A").concat(o.getMTime());if(t.openGLTextureString!==s){var l=a.getDimensions();t.openGLTexture.getOglNorm16Ext(t.context.getExtension("EXT_texture_norm16")),t.openGLTexture.releaseGraphicsResources(t._openGLRenderWindow),t.openGLTexture.resetFormatAndType(),t.openGLTexture.create3DFilterableFromDataArray(l[0],l[1],l[2],o),t.openGLTextureString=s}}var c=r.getProperty(),u=c.getIndependentComponents(),d=u?i:1,f=u?2*d:1,p=on(c,c.getRGBTransferFunction,d);if(t.colorTextureString!==p){var g=1024,m=new Uint8Array(g*f*3),h=c.getRGBTransferFunction();if(h){for(var v=new Float32Array(3072),y=0;y<d;y++){var b=(h=c.getRGBTransferFunction(y)).getRange();if(h.getTable(b[0],b[1],g,v,1),u)for(var T=0;T<3072;T++)m[y*g*6+T]=255*v[T],m[y*g*6+T+3072]=255*v[T];else for(var C=0;C<3072;C++)m[y*g*6+C]=255*v[C]}t.colorTexture.releaseGraphicsResources(t._openGLRenderWindow),t.colorTexture.resetFormatAndType(),t.colorTexture.create2DFromRaw(g,f,3,nn.Tu.UNSIGNED_CHAR,m)}else{for(var x=0;x<3072;++x)m[x]=255*x/3069,m[x+1]=255*x/3069,m[x+2]=255*x/3069;t.colorTexture.create2DFromRaw(g,1,3,nn.Tu.UNSIGNED_CHAR,m)}t.colorTextureString=p}var S=on(c,c.getPiecewiseFunction,d);if(t.pwfTextureString!==S){var P=1024,w=P*f,O=new Uint8Array(w),I=c.getPiecewiseFunction();if(t.pwfTexture.releaseGraphicsResources(t._openGLRenderWindow),t.pwfTexture.resetFormatAndType(),I){for(var A=new Float32Array(w),R=new Float32Array(P),E=0;E<d;++E)if(null===(I=c.getPiecewiseFunction(E)))A.fill(1);else{var M=I.getRange();if(I.getTable(M[0],M[1],P,R,1),u)for(var D=0;D<P;D++)A[E*P*2+D]=R[D],A[E*P*2+D+P]=R[D];else for(var V=0;V<P;V++)A[E*P*2+V]=R[V]}t.pwfTexture.create2DFromRaw(P,f,1,nn.Tu.FLOAT,A)}else O.fill(255),t.pwfTexture.create2DFromRaw(P,1,1,nn.Tu.UNSIGNED_CHAR,O);t.pwfTextureString=S}var L="".concat(t.resliceGeom.getMTime(),"A").concat(t.renderable.getSlabThickness());if(!t.tris.getCABO().getElementCount()||t.VBOBuildString!==L){var _=re.ZP.newInstance({numberOfComponents:3,values:t.resliceGeom.getPoints().getData()});_.setName("points");var N=re.ZP.newInstance({numberOfComponents:1,values:t.resliceGeom.getPolys().getData()}),B={points:_,cellOffset:0};if(t.renderable.getSlabThickness()>0){var F=t.resliceGeom.getPointData().getNormals();F?B.normals=F:an("Slab mode requested without normals")}t.tris.getCABO().createVBO(N,"polys",ur.hX.SURFACE,B)}t.VBOBuildString=L,t.VBOBuildTime.modified()}}},e.updateShaders=function(r,n,a){if(t.lastBoundBO=r,e.getNeedToRebuildShaders(r,n,a)){var o={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(o,n,a);var i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(o.Vertex,o.Fragment,o.Geometry);i!==r.getProgram()&&(r.setProgram(i),r.getVAO().releaseGraphicsResources()),r.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(r.getProgram());r.getVAO().bind(),e.setMapperShaderParameters(r,n,a),e.setCameraShaderParameters(r,n,a),e.setPropertyShaderParameters(r,n,a)},e.setMapperShaderParameters=function(r,n,a){var o=r.getProgram();if(r.getCABO().getElementCount()&&(t.VBOBuildTime.getMTime()>r.getAttributeUpdateTime().getMTime()||r.getShaderSourceTime().getMTime()>r.getAttributeUpdateTime().getMTime())){o.isUniformUsed("texture1")&&o.setUniformi("texture1",t.openGLTexture.getTextureUnit()),o.isAttributeUsed("vertexWC")&&(r.getVAO().addAttributeArray(o,r.getCABO(),"vertexWC",r.getCABO().getVertexOffset(),r.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||an("Error setting vertexWC in shader VAO.")),o.isAttributeUsed("normalWC")&&(r.getVAO().addAttributeArray(o,r.getCABO(),"normalWC",r.getCABO().getNormalOffset(),r.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||an("Error setting normalWC in shader VAO.")),o.isUniformUsed("slabThickness")&&o.setUniformf("slabThickness",t.renderable.getSlabThickness()),o.isUniformUsed("spacing")&&o.setUniform3fv("spacing",t.currentInput.getSpacing()),o.isUniformUsed("slabType")&&o.setUniformi("slabType",t.renderable.getSlabType()),o.isUniformUsed("slabType")&&o.setUniformi("slabType",t.renderable.getSlabType()),o.isUniformUsed("slabTrapezoid")&&o.setUniformi("slabTrapezoid",t.renderable.getSlabTrapezoidIntegration());var i=r.getCABO().getCoordShiftAndScaleEnabled()?r.getCABO().getInverseShiftAndScaleMatrix():null;if(o.isUniformUsed("WCTCMatrix")){var s=t.currentInput;ot._E.identity(t.tmpMat4);var l=s.getBounds(),c=[l[1]-l[0],l[3]-l[2],l[5]-l[4]],u=[l[0],l[2],l[4]];ot._E.fromRotationTranslationScale(t.tmpMat4,[0,0,0,1],u,c),ot._E.invert(t.tmpMat4,t.tmpMat4),i&&ot._E.multiply(t.tmpMat4,t.tmpMat4,i),o.setUniformMatrix("WCTCMatrix",t.tmpMat4)}r.getAttributeUpdateTime().modified()}if(t.haveSeenDepthRequest&&r.getProgram().setUniformi("depthRequest",t.renderDepth?1:0),r.getProgram().isUniformUsed("coffset")){var d=e.getCoincidentParameters(n,a);r.getProgram().setUniformf("coffset",d.offset),r.getProgram().isUniformUsed("cfactor")&&r.getProgram().setUniformf("cfactor",d.factor)}},e.setCameraShaderParameters=function(e,r,n){var a=t._openGLCamera.getKeyMatrices(r),o=t._openGLImageSlice.getKeyMatrices(),i=e.getCABO().getCoordShiftAndScaleEnabled()?e.getCABO().getInverseShiftAndScaleMatrix():null,s=e.getProgram();s.isUniformUsed("MCPCMatrix")&&(ot._E.identity(t.tmpMat4),s.setUniformMatrix("MCPCMatrix",sn([a.wcpc,o.mcwc,i],ot._E,t.tmpMat4))),s.isUniformUsed("MCVCMatrix")&&(ot._E.identity(t.tmpMat4),s.setUniformMatrix("MCVCMatrix",sn([a.wcvc,o.mcwc,i],ot._E,t.tmpMat4)))},e.setPropertyShaderParameters=function(e,r,n){var a=e.getProgram(),o=n.getProperty(),i=o.getOpacity();a.setUniformf("opacity",i);var s=t.openGLTexture.getComponents(),l=o.getIndependentComponents();if(l)for(var c=0;c<s;++c)a.setUniformf("mix".concat(c),o.getComponentWeight(c));for(var u=t.openGLTexture.getVolumeInfo(),d=0;d<s;d++){var f=o.getColorWindow(),p=o.getColorLevel(),g=l?d:0,m=o.getRGBTransferFunction(g);if(m&&o.getUseLookupTableScalarRange()){var h=m.getRange();f=h[1]-h[0],p=.5*(h[1]+h[0])}var v=u.scale[d]/f,y=(u.offset[d]-p)/f+.5;a.setUniformf("cshift".concat(d),y),a.setUniformf("cscale".concat(d),v)}var b=t.colorTexture.getTextureUnit();a.setUniformi("colorTexture1",b);for(var T=0;T<s;T++){var C=1,x=0,S=l?T:0,P=o.getPiecewiseFunction(S);if(P){var w=P.getRange(),O=w[1]-w[0],I=.5*(w[0]+w[1]);C=u.scale[T]/O,x=(u.offset[T]-I)/O+.5}a.setUniformf("pwfshift".concat(T),x),a.setUniformf("pwfscale".concat(T),C)}var A=t.pwfTexture.getTextureUnit();a.setUniformi("pwfTexture1",A),a.setUniform4fv("backgroundColor",t.renderable.getBackgroundColor())},e.getNeedToRebuildShaders=function(e,r,n){var a=t.openGLTexture.getComponents(),o=n.getProperty().getIndependentComponents(),i=t.renderable.getSlabThickness(),s=t.renderable.getSlabType(),l=t.renderable.getSlabTrapezoidIntegration(),c=!1;return(!t.currentRenderPass&&t.lastRenderPassShaderReplacement||t.currentRenderPass&&t.currentRenderPass.getShaderReplacement()!==t.lastRenderPassShaderReplacement)&&(c=!0),!(!c&&t.lastHaveSeenDepthRequest===t.haveSeenDepthRequest&&0!==e.getProgram()&&t.lastTextureComponents===a&&t.lastIndependentComponents===o&&t.lastSlabThickness===i&&t.lastSlabType===s&&t.lastSlabTrapezoidIntegration===l)&&(t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,t.lastTextureComponents=a,t.lastIndependentComponents=o,t.lastSlabThickness=i,t.lastSlabType=s,t.lastSlabTrapezoidIntegration=l,!0)},e.getShaderTemplate=function(e,t,r){e.Vertex=Jr,e.Fragment=en,e.Geometry=""},e.replaceShaderValues=function(r,n,a){if(e.replaceShaderTCoord(r,n,a),e.replaceShaderPositionVC(r,n,a),t.haveSeenDepthRequest){var o=r.Fragment;o=Sr.substitute(o,"//VTK::ZBuffer::Dec","uniform int depthRequest;").result,o=Sr.substitute(o,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float iz = floor(gl_FragCoord.z*65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result,r.Fragment=o}e.replaceShaderCoincidentOffset(r,n,a)},e.replaceShaderTCoord=function(e,r,n){var a=e.Vertex,o=e.Geometry,i=e.Fragment,s=t.renderable.getSlabThickness();a=Sr.substitute(a,"//VTK::TCoord::Dec",["uniform mat4 WCTCMatrix;","out vec3 fragTexCoord;"]).result;a=Sr.substitute(a,"//VTK::TCoord::Impl",["fragTexCoord = (WCTCMatrix * vertexWC).xyz;"]).result;var l=t.openGLTexture.getComponents(),c=n.getProperty().getIndependentComponents(),u=["in vec3 fragTexCoord;","uniform highp sampler3D texture1;","uniform mat4 WCTCMatrix;","uniform float cshift0;","uniform float cscale0;","uniform float pwfshift0;","uniform float pwfscale0;","uniform sampler2D colorTexture1;","uniform sampler2D pwfTexture1;","uniform float opacity;","uniform vec4 backgroundColor;"];if(c){for(var d=1;d<l;d++)u=u.concat(["uniform float cshift".concat(d,";"),"uniform float cscale".concat(d,";"),"uniform float pwfshift".concat(d,";"),"uniform float pwfscale".concat(d,";")]);switch(l){case 1:u=u.concat(["uniform float mix0;","#define height0 0.5"]);break;case 2:u=u.concat(["uniform float mix0;","uniform float mix1;","#define height0 0.25","#define height1 0.75"]);break;case 3:u=u.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","#define height0 0.17","#define height1 0.5","#define height2 0.83"]);break;case 4:u=u.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","uniform float mix3;","#define height0 0.125","#define height1 0.375","#define height2 0.625","#define height3 0.875"]);break;default:an("Unsupported number of independent coordinates.")}}s>0&&(u=(u=u.concat(["uniform vec3 spacing;","uniform float slabThickness;","uniform int slabType;","uniform int slabTrapezoid;"])).concat(["vec4 compositeValue(vec4 currVal, vec4 valToComp, int trapezoid)","{"," vec4 retVal = vec4(1.0);"," if (slabType == 0) // min"," {"," retVal = min(currVal, valToComp);"," }"," else if (slabType == 1) // max"," {"," retVal = max(currVal, valToComp);"," }"," else if (slabType == 3) // sum"," {"," retVal = currVal + (trapezoid > 0 ? 0.5 * valToComp : valToComp); "," }"," else // mean"," {"," retVal = currVal + (trapezoid > 0 ? 0.5 * valToComp : valToComp); "," }"," return retVal;","}"])),i=Sr.substitute(i,"//VTK::TCoord::Dec",u).result;var f=["if (any(greaterThan(fragTexCoord, vec3(1.0))) || any(lessThan(fragTexCoord, vec3(0.0))))","{"," // set the background color and exit"," gl_FragData[0] = backgroundColor;"," return;","}","vec4 tvalue = texture(texture1, fragTexCoord);"];if(s>0&&(f=f.concat(["// Get the first and last samples","int numSlices = 1;","vec3 normalxspacing = normalWCVSOutput * spacing * 0.5;","float distTraveled = length(normalxspacing);","int trapezoid = 0;","while (distTraveled < slabThickness * 0.5)","{"," distTraveled += length(normalxspacing);"," float fnumSlices = float(numSlices);"," if (distTraveled > slabThickness * 0.5)"," {"," // Before stepping outside the slab, sample at the boundaries"," normalxspacing = normalWCVSOutput * slabThickness * 0.5 / fnumSlices;"," trapezoid = slabTrapezoid;"," }"," vec3 fragTCoordNeg = (WCTCMatrix * vec4(vertexWCVSOutput.xyz - fnumSlices * normalxspacing, 1.0)).xyz;"," if (!any(greaterThan(fragTCoordNeg, vec3(1.0))) && !any(lessThan(fragTCoordNeg, vec3(0.0))))"," {"," vec4 newVal = texture(texture1, fragTCoordNeg);"," tvalue = compositeValue(tvalue, newVal, trapezoid);"," numSlices += 1;"," }"," vec3 fragTCoordPos = (WCTCMatrix * vec4(vertexWCVSOutput.xyz + fnumSlices * normalxspacing, 1.0)).xyz;"," if (!any(greaterThan(fragTCoordNeg, vec3(1.0))) && !any(lessThan(fragTCoordNeg, vec3(0.0))))"," {"," vec4 newVal = texture(texture1, fragTCoordPos);"," tvalue = compositeValue(tvalue, newVal, trapezoid);"," numSlices += 1;"," }","}","// Finally, if slab type is *mean*, divide the sum by the numSlices","if (slabType == 2)","{"," tvalue = tvalue / float(numSlices);","}"])),c){for(var p=["r","g","b","a"],g=0;g<l;++g)f=f.concat(["vec3 tcolor".concat(g," = mix").concat(g," * texture2D(colorTexture1, vec2(tvalue.").concat(p[g]," * cscale").concat(g," + cshift").concat(g,", height").concat(g,")).rgb;"),"float compWeight".concat(g," = mix").concat(g," * texture2D(pwfTexture1, vec2(tvalue.").concat(p[g]," * pwfscale").concat(g," + pwfshift").concat(g,", height").concat(g,")).r;")]);switch(l){case 1:f=f.concat(["gl_FragData[0] = vec4(tcolor0.rgb, compWeight0 * opacity);"]);break;case 2:f=f.concat(["float weightSum = compWeight0 + compWeight1;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);"]);break;case 3:f=f.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);"]);break;case 4:f=f.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);"]);break;default:an("Unsupported number of independent coordinates.")}}else switch(l){case 1:f=f.concat(["// Dependent components","float intensity = tvalue.r;","vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;","float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;","gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);"]);break;case 2:f=f.concat(["float intensity = tvalue.r*cscale0 + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tvalue.g + pwfshift0);"]);break;case 3:f=f.concat(["vec4 tcolor = cscale0*tvalue + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);"]);break;default:f=f.concat(["vec4 tcolor = cscale0*tvalue + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);"])}i=Sr.substitute(i,"//VTK::TCoord::Impl",f).result,e.Vertex=a,e.Fragment=i,e.Geometry=o},e.replaceShaderPositionVC=function(r,n,a){var o=r.Vertex,i=r.Geometry,s=r.Fragment,l=t.renderable.getSlabThickness(),c=["attribute vec4 vertexWC;"];c=c.concat(["//".concat(e.getMTime()).concat(t.resliceGeomUpdateString)]),l>0&&(c=c.concat(["attribute vec3 normalWC;","varying vec3 normalWCVSOutput;","varying vec4 vertexWCVSOutput;"])),o=Sr.substitute(o,"//VTK::PositionVC::Dec",c).result;var u=["gl_Position = MCPCMatrix * vertexWC;"];l>0&&(u=u.concat(["normalWCVSOutput = normalWC;","vertexWCVSOutput = vertexWC;"])),o=Sr.substitute(o,"//VTK::PositionVC::Impl",u).result,o=Sr.substitute(o,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;","uniform mat4 MCVCMatrix;"]).result;var d=[];l>0&&(d=d.concat(["varying vec3 normalWCVSOutput;","varying vec4 vertexWCVSOutput;"])),s=Sr.substitute(s,"//VTK::PositionVC::Dec",d).result,r.Vertex=o,r.Geometry=i,r.Fragment=s},e.updateResliceGeometry=function(){var e="",r=t.currentInput,n=null==r?void 0:r.getBounds(),a=!0,o=2;if(t.renderable.getSlicePolyData())e=e.concat("PolyData".concat(t.renderable.getSlicePolyData().getMTime()));else if(t.renderable.getSlicePlane()){e=e.concat("Plane".concat(t.renderable.getSlicePlane().getMTime())),r&&(e=e.concat("Image".concat(r.getMTime())));var i=function(e){Mr.f.normalize(e);for(var t=[0,0,0],r=0;r<3;++r){ot.R3.zero(t),t[r]=1;var n=Mr.f.dot(e,t);if(n<-.999||n>.999)return[!0,r]}return[!1,2]}(t.renderable.getSlicePlane().getNormal()),s=(0,Ft.Z)(i,2);a=s[0],o=s[1]}else{var l,c=$r.ZP.newInstance();c.setNormal(0,0,1);var u=[0,1,0,1,0,1];r&&(u=n),c.setOrigin(u[0],u[2],.5*(u[5]+u[4])),t.renderable.setSlicePlane(c),e=e.concat("Plane".concat(null===(l=t.renderable.getSlicePlane())||void 0===l?void 0:l.getMTime())),r&&(e=e.concat("Image".concat(r.getMTime())))}if(!t.resliceGeom||t.resliceGeomUpdateString!==e){if(t.renderable.getSlicePolyData())t.resliceGeom=t.renderable.getSlicePolyData();else if(t.renderable.getSlicePlane()){var d=r?n:[0,1,0,1,0,1];if(a){for(var f=new Float32Array(12),p=t.renderable.getSlicePlane().getOrigin(),g=[(o+1)%3,(o+2)%3].sort(),m=0,h=0;h<2;++h)for(var v=0;v<2;++v)f[m+o]=p[o],f[m+g[0]]=d[2*g[0]+v],f[m+g[1]]=d[2*g[1]+h],m+=3;var y=new Uint16Array(8);y[0]=3,y[1]=0,y[2]=1,y[3]=3,y[4]=3,y[5]=0,y[6]=3,y[7]=2;var b=t.renderable.getSlicePlane().getNormal();Mr.f.normalize(b);for(var T=new Float32Array(12),C=0;C<4;++C)T[3*C]=b[0],T[3*C+1]=b[1],T[3*C+2]=b[2];t.resliceGeom||(t.resliceGeom=Wt.ZP.newInstance()),t.resliceGeom.getPoints().setData(f,3),t.resliceGeom.getPolys().setData(y,1);var x=re.ZP.newInstance({numberOfComponents:3,values:T,name:"Normals"});t.resliceGeom.getPointData().setNormals(x),t.resliceGeom.modified()}else{var S=Xt.ZP.newInstance();S.setCenter(.5*(d[0]+d[1]),.5*(d[2]+d[3]),.5*(d[4]+d[5])),S.setXLength(d[1]-d[0]),S.setYLength(d[3]-d[2]),S.setZLength(d[5]-d[4]);var P=tr.newInstance();P.setInputConnection(S.getOutputPort()),P.setCutFunction(t.renderable.getSlicePlane());var w=Zt.newInstance();w.setInputConnection(P.getOutputPort()),w.update(),t.resliceGeom=w.getOutputData();var O=t.renderable.getSlicePlane().getNormal(),I=t.resliceGeom.getNumberOfPoints();Mr.f.normalize(O);for(var A=new Float32Array(3*I),R=0;R<I;++R)A[3*R]=O[0],A[3*R+1]=O[1],A[3*R+2]=O[2];var E=re.ZP.newInstance({numberOfComponents:3,values:A,name:"Normals"});t.resliceGeom.getPointData().setNormals(E)}}else an("Something went wrong.","A default slice plane should have been created in the beginning of","updateResliceGeometry.");t.resliceGeomUpdateString=e}},e.setOpenGLTexture=function(e){e&&(t.openGLTexture=e,t._externalOpenGLTexture=!0)}}var cn={VBOBuildTime:{},VBOBuildString:null,haveSeenDepthRequest:!1,lastHaveSeenDepthRequest:!1,lastIndependentComponents:!1,lastTextureComponents:0,lastSlabThickness:0,lastSlabTrapezoidIntegration:0,lastSlabType:-1,openGLTexture:null,openGLTextureString:null,colorTextureString:null,pwfTextureString:null,resliceGeom:null,resliceGeomUpdateString:null,tris:null,colorTexture:null,pwfTexture:null,_externalOpenGLTexture:!1};function un(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,cn,r),Tt.extend(e,t,r),Qr.implementReplaceShaderCoincidentOffset(e,t,r),Qr.implementBuildShadersWithReplacements(e,t,r),t.tris=Er.newInstance(),t.openGLTexture=Yr.newInstance(),t.colorTexture=Yr.newInstance(),t.pwfTexture=Yr.newInstance(),t.VBOBuildTime={},(0,ht.j6)(t.VBOBuildTime),t.tmpMat4=ot._E.identity(new Float64Array(16)),(0,ht.U2)(e,t,["openGLTexture"]),ln(e,t)}var dn=(0,ht.WL)(un,"vtkOpenGLImageResliceMapper");wt("vtkImageResliceMapper",dn);var fn={SlicingMode:{NONE:-1,I:0,J:1,K:2,X:3,Y:4,Z:5}},pn="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyDataVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\nattribute vec4 vertexMC;\n\n// frag position in VC\n//VTK::PositionVC::Dec\n\n// optional normal declaration\n//VTK::Normal::Dec\n\n// extra lighting parameters\n//VTK::Light::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// material property values\n//VTK::Color::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\n// picking support\n//VTK::Picking::Dec\n\nvoid main()\n{\n //VTK::Color::Impl\n\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Clip::Impl\n\n //VTK::PrimID::Impl\n\n //VTK::PositionVC::Impl\n\n //VTK::Light::Impl\n\n //VTK::Picking::Impl\n}\n",gn="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyDataFS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// Template for the polydata mappers fragment shader\n\nuniform int PrimitiveIDOffset;\n\n// VC position of this fragment\n//VTK::PositionVC::Dec\n\n// optional color passed in from the vertex shader, vertexColor\n//VTK::Color::Dec\n\n// optional surface normal declaration\n//VTK::Normal::Dec\n\n// extra lighting parameters\n//VTK::Light::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// Depth Peeling Support\n//VTK::DepthPeeling::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// the output of this shader\n//VTK::Output::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\n// handle coincident offsets\n//VTK::Coincident::Dec\n\n//VTK::ZBuffer::Dec\n\nvoid main()\n{\n // VC position of this fragment. This should not branch/return/discard.\n //VTK::PositionVC::Impl\n\n // Place any calls that require uniform flow (e.g. dFdx) here.\n //VTK::UniformFlow::Impl\n\n // Set gl_FragDepth here (gl_FragCoord.z by default)\n //VTK::Depth::Impl\n\n // Early depth peeling abort:\n //VTK::DepthPeeling::PreColor\n\n // Apple Bug\n //VTK::PrimID::Impl\n\n //VTK::Clip::Impl\n\n //VTK::Color::Impl\n\n // Generate the normal if we are not passed in one\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Light::Impl\n\n if (gl_FragData[0].a <= 0.0)\n {\n discard;\n }\n\n //VTK::DepthPeeling::Impl\n\n //VTK::Picking::Impl\n\n // handle coincident offsets\n //VTK::Coincident::Impl\n\n //VTK::ZBuffer::Impl\n\n //VTK::RenderPassFragmentShader::Impl\n}\n",mn=ht.E0,hn=fn.SlicingMode;function vn(e,t,r){if(t.apply(e)){var n=e.getIndependentComponents();return"".concat(e.getMTime(),"-").concat(n,"-").concat(r)}return"0"}var yn={VBOBuildTime:0,VBOBuildString:null,openGLTexture:null,tris:null,imagemat:null,imagematinv:null,colorTexture:null,pwfTexture:null,lastHaveSeenDepthRequest:!1,haveSeenDepthRequest:!1,lastTextureComponents:0};function bn(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,yn,r),Tt.extend(e,t,r),Qr.implementReplaceShaderCoincidentOffset(e,t,r),Qr.implementBuildShadersWithReplacements(e,t,r),t.tris=Er.newInstance(),t.openGLTexture=Yr.newInstance({resizable:!0}),t.colorTexture=Yr.newInstance({resizable:!0}),t.pwfTexture=Yr.newInstance({resizable:!0}),t.imagemat=ot._E.identity(new Float64Array(16)),t.imagematinv=ot._E.identity(new Float64Array(16)),(0,ht.g2)(e,t,[]),t.VBOBuildTime={},(0,ht.j6)(t.VBOBuildTime),function(e,t){t.classHierarchy.push("vtkOpenGLImageMapper"),e.buildPass=function(r){if(r){t.currentRenderPass=null,t.openGLImageSlice=e.getFirstAncestorOfType("vtkOpenGLImageSlice"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.pwfTexture.setOpenGLRenderWindow(t._openGLRenderWindow);var n=t._openGLRenderer.getRenderable();t.openGLCamera=t._openGLRenderer.getViewNodeFor(n.getActiveCamera()),t.renderable.isA("vtkImageMapper")&&t.renderable.getSliceAtFocalPoint()&&t.renderable.setSliceFromCamera(n.getActiveCamera())}},e.translucentPass=function(r,n){r&&(t.currentRenderPass=n,e.render())},e.zBufferPass=function(r){r&&(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.opaqueZBufferPass=function(t){return e.zBufferPass(t)},e.opaquePass=function(t){t&&e.render()},e.getCoincidentParameters=function(e,r){return t.renderable.getResolveCoincidentTopology()?t.renderable.getCoincidentTopologyPolygonOffsetParameters():null},e.render=function(){var r=t.openGLImageSlice.getRenderable(),n=t._openGLRenderer.getRenderable();e.renderPiece(n,r)},e.getShaderTemplate=function(e,t,r){e.Vertex=pn,e.Fragment=gn,e.Geometry=""},e.replaceShaderValues=function(r,n,a){var o=r.Vertex,i=r.Fragment;o=Sr.substitute(o,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;"]).result,o=Sr.substitute(o,"//VTK::PositionVC::Impl",[" gl_Position = MCPCMatrix * vertexMC;"]).result,o=Sr.substitute(o,"//VTK::TCoord::Impl","tcoordVCVSOutput = tcoordMC;").result,o=Sr.substitute(o,"//VTK::TCoord::Dec","attribute vec2 tcoordMC; varying vec2 tcoordVCVSOutput;").result;var s=t.openGLTexture.getComponents(),l=a.getProperty().getIndependentComponents(),c=["varying vec2 tcoordVCVSOutput;","uniform float cshift0;","uniform float cscale0;","uniform float pwfshift0;","uniform float pwfscale0;","uniform sampler2D texture1;","uniform sampler2D colorTexture1;","uniform sampler2D pwfTexture1;","uniform float opacity;"];if(l){for(var u=1;u<s;u++)c=c.concat(["uniform float cshift".concat(u,";"),"uniform float cscale".concat(u,";"),"uniform float pwfshift".concat(u,";"),"uniform float pwfscale".concat(u,";")]);switch(s){case 1:c=c.concat(["uniform float mix0;","#define height0 0.5"]);break;case 2:c=c.concat(["uniform float mix0;","uniform float mix1;","#define height0 0.25","#define height1 0.75"]);break;case 3:c=c.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","#define height0 0.17","#define height1 0.5","#define height2 0.83"]);break;case 4:c=c.concat(["uniform float mix0;","uniform float mix1;","uniform float mix2;","uniform float mix3;","#define height0 0.125","#define height1 0.375","#define height2 0.625","#define height3 0.875"]);break;default:mn("Unsupported number of independent coordinates.")}}if(i=Sr.substitute(i,"//VTK::TCoord::Dec",c).result,l){for(var d=["r","g","b","a"],f=["vec4 tvalue = texture2D(texture1, tcoordVCVSOutput);"],p=0;p<s;p++)f=f.concat(["vec3 tcolor".concat(p," = mix").concat(p," * texture2D(colorTexture1, vec2(tvalue.").concat(d[p]," * cscale").concat(p," + cshift").concat(p,", height").concat(p,")).rgb;"),"float compWeight".concat(p," = mix").concat(p," * texture2D(pwfTexture1, vec2(tvalue.").concat(d[p]," * pwfscale").concat(p," + pwfshift").concat(p,", height").concat(p,")).r;")]);switch(s){case 1:f=f.concat(["gl_FragData[0] = vec4(tcolor0.rgb, opacity);"]);break;case 2:f=f.concat(["float weightSum = compWeight0 + compWeight1;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum))), opacity);"]);break;case 3:f=f.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum))), opacity);"]);break;case 4:f=f.concat(["float weightSum = compWeight0 + compWeight1 + compWeight2 + compWeight3;","gl_FragData[0] = vec4(vec3((tcolor0.rgb * (compWeight0 / weightSum)) + (tcolor1.rgb * (compWeight1 / weightSum)) + (tcolor2.rgb * (compWeight2 / weightSum)) + (tcolor3.rgb * (compWeight3 / weightSum))), opacity);"]);break;default:mn("Unsupported number of independent coordinates.")}i=Sr.substitute(i,"//VTK::TCoord::Impl",f).result}else switch(s){case 1:i=Sr.substitute(i,"//VTK::TCoord::Impl",["float intensity = texture2D(texture1, tcoordVCVSOutput).r;","vec3 tcolor = texture2D(colorTexture1, vec2(intensity * cscale0 + cshift0, 0.5)).rgb;","float scalarOpacity = texture2D(pwfTexture1, vec2(intensity * pwfscale0 + pwfshift0, 0.5)).r;","gl_FragData[0] = vec4(tcolor, scalarOpacity * opacity);"]).result;break;case 2:i=Sr.substitute(i,"//VTK::TCoord::Impl",["vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);","float intensity = tcolor.r*cscale0 + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(intensity, 0.5)).rgb, pwfscale0*tcolor.g + pwfshift0);"]).result;break;case 3:i=Sr.substitute(i,"//VTK::TCoord::Impl",["vec4 tcolor = cscale0*texture2D(texture1, tcoordVCVSOutput.st) + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, opacity);"]).result;break;default:i=Sr.substitute(i,"//VTK::TCoord::Impl",["vec4 tcolor = cscale0*texture2D(texture1, tcoordVCVSOutput.st) + cshift0;","gl_FragData[0] = vec4(texture2D(colorTexture1, vec2(tcolor.r,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.g,0.5)).r,"," texture2D(colorTexture1, vec2(tcolor.b,0.5)).r, tcolor.a);"]).result}t.haveSeenDepthRequest&&(i=Sr.substitute(i,"//VTK::ZBuffer::Dec","uniform int depthRequest;").result,i=Sr.substitute(i,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float iz = floor(gl_FragCoord.z*65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result),r.Vertex=o,r.Fragment=i,e.replaceShaderClip(r,n,a),e.replaceShaderCoincidentOffset(r,n,a)},e.replaceShaderClip=function(e,r,n){var a=e.Vertex,o=e.Fragment;if(t.renderable.getNumberOfClippingPlanes()){var i=t.renderable.getNumberOfClippingPlanes();i>6&&((0,ht.E0)("OpenGL has a limit of 6 clipping planes"),i=6),a=Sr.substitute(a,"//VTK::Clip::Dec",["uniform int numClipPlanes;","uniform vec4 clipPlanes[6];","varying float clipDistancesVSOutput[6];"]).result,a=Sr.substitute(a,"//VTK::Clip::Impl",["for (int planeNum = 0; planeNum < 6; planeNum++)"," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);"," }"]).result,o=Sr.substitute(o,"//VTK::Clip::Dec",["uniform int numClipPlanes;","varying float clipDistancesVSOutput[6];"]).result,o=Sr.substitute(o,"//VTK::Clip::Impl",["for (int planeNum = 0; planeNum < 6; planeNum++)"," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," if (clipDistancesVSOutput[planeNum] < 0.0) discard;"," }"]).result}e.Vertex=a,e.Fragment=o},e.getNeedToRebuildShaders=function(e,r,n){var a=t.openGLTexture.getComponents(),o=n.getProperty().getIndependentComponents(),i=!1;return(!t.currentRenderPass&&t.lastRenderPassShaderReplacement||t.currentRenderPass&&t.currentRenderPass.getShaderReplacement()!==t.lastRenderPassShaderReplacement)&&(i=!0),!(!i&&t.lastHaveSeenDepthRequest===t.haveSeenDepthRequest&&0!==e.getProgram()&&t.lastTextureComponents===a&&t.lastIndependentComponents===o||(t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,t.lastTextureComponents=a,t.lastIndependentComponents=o,0))},e.updateShaders=function(r,n,a){if(t.lastBoundBO=r,e.getNeedToRebuildShaders(r,n,a)){var o={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(o,n,a);var i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(o.Vertex,o.Fragment,o.Geometry);i!==r.getProgram()&&(r.setProgram(i),r.getVAO().releaseGraphicsResources()),r.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(r.getProgram());r.getVAO().bind(),e.setMapperShaderParameters(r,n,a),e.setCameraShaderParameters(r,n,a),e.setPropertyShaderParameters(r,n,a)},e.setMapperShaderParameters=function(r,n,a){r.getCABO().getElementCount()&&(t.VBOBuildTime>r.getAttributeUpdateTime().getMTime()||r.getShaderSourceTime().getMTime()>r.getAttributeUpdateTime().getMTime())&&(r.getProgram().isAttributeUsed("vertexMC")&&(r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"vertexMC",r.getCABO().getVertexOffset(),r.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||mn("Error setting vertexMC in shader VAO.")),r.getProgram().isAttributeUsed("tcoordMC")&&r.getCABO().getTCoordOffset()&&(r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"tcoordMC",r.getCABO().getTCoordOffset(),r.getCABO().getStride(),t.context.FLOAT,r.getCABO().getTCoordComponents(),t.context.FALSE)||mn("Error setting tcoordMC in shader VAO.")),r.getAttributeUpdateTime().modified());var o=t.openGLTexture.getTextureUnit();r.getProgram().setUniformi("texture1",o);var i=t.openGLTexture.getComponents(),s=a.getProperty().getIndependentComponents();if(s)for(var l=0;l<i;l++)r.getProgram().setUniformf("mix".concat(l),a.getProperty().getComponentWeight(l));for(var c=t.openGLTexture.getShiftAndScale(),u=0;u<i;u++){var d=a.getProperty().getColorWindow(),f=a.getProperty().getColorLevel(),p=s?u:0,g=a.getProperty().getRGBTransferFunction(p);if(g&&a.getProperty().getUseLookupTableScalarRange()){var m=g.getRange();d=m[1]-m[0],f=.5*(m[1]+m[0])}var h=c.scale/d,v=(c.shift-f)/d+.5;r.getProgram().setUniformf("cshift".concat(u),v),r.getProgram().setUniformf("cscale".concat(u),h)}for(var y=0;y<i;y++){var b=1,T=0,C=s?y:0,x=a.getProperty().getPiecewiseFunction(C);if(x){var S=x.getRange(),P=S[1]-S[0],w=.5*(S[0]+S[1]);b=c.scale/P,T=(c.shift-w)/P+.5}r.getProgram().setUniformf("pwfshift".concat(y),T),r.getProgram().setUniformf("pwfscale".concat(y),b)}if(t.haveSeenDepthRequest&&r.getProgram().setUniformi("depthRequest",t.renderDepth?1:0),r.getProgram().isUniformUsed("coffset")){var O=e.getCoincidentParameters(n,a);r.getProgram().setUniformf("coffset",O.offset),r.getProgram().isUniformUsed("cfactor")&&r.getProgram().setUniformf("cfactor",O.factor)}var I=t.colorTexture.getTextureUnit();r.getProgram().setUniformi("colorTexture1",I);var A=t.pwfTexture.getTextureUnit();if(r.getProgram().setUniformi("pwfTexture1",A),t.renderable.getNumberOfClippingPlanes()){var R=t.renderable.getNumberOfClippingPlanes();R>6&&((0,ht.E0)("OpenGL has a limit of 6 clipping planes"),R=6);var E=r.getCABO().getCoordShiftAndScaleEnabled()?r.getCABO().getInverseShiftAndScaleMatrix():null,M=E?ot._E.copy(t.imagematinv,a.getMatrix()):a.getMatrix();E&&(ot._E.transpose(M,M),ot._E.multiply(M,M,E),ot._E.transpose(M,M)),ot._E.transpose(t.imagemat,t.currentInput.getIndexToWorld()),ot._E.multiply(t.imagematinv,M,t.imagemat);for(var D=[],V=0;V<R;V++){var L=[];t.renderable.getClippingPlaneInDataCoords(t.imagematinv,V,L);for(var _=0;_<4;_++)D.push(L[_])}r.getProgram().setUniformi("numClipPlanes",R),r.getProgram().setUniform4fv("clipPlanes",D)}},e.setCameraShaderParameters=function(e,r,n){var a=e.getProgram(),o=t.openGLImageSlice.getKeyMatrices(),i=t.currentInput.getIndexToWorld();ot._E.multiply(t.imagemat,o.mcwc,i);var s=t.openGLCamera.getKeyMatrices(r);if(ot._E.multiply(t.imagemat,s.wcpc,t.imagemat),e.getCABO().getCoordShiftAndScaleEnabled()){var l=e.getCABO().getInverseShiftAndScaleMatrix();ot._E.multiply(t.imagemat,t.imagemat,l)}a.setUniformMatrix("MCPCMatrix",t.imagemat)},e.setPropertyShaderParameters=function(e,t,r){var n=e.getProgram(),a=r.getProperty().getOpacity();n.setUniformf("opacity",a)},e.renderPieceStart=function(r,n){e.updateBufferObjects(r,n),t.lastBoundBO=null},e.renderPieceDraw=function(r,n){var a=t.context;t.openGLTexture.activate(),t.colorTexture.activate(),t.pwfTexture.activate(),t.tris.getCABO().getElementCount()&&(e.updateShaders(t.tris,r,n),a.drawArrays(a.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release()),t.openGLTexture.deactivate(),t.colorTexture.deactivate(),t.pwfTexture.deactivate()},e.renderPieceFinish=function(e,t){},e.renderPiece=function(r,n){e.invokeEvent({type:"StartEvent"}),t.renderable.update(),t.currentInput=t.renderable.getCurrentImage(),e.invokeEvent({type:"EndEvent"}),t.currentInput?(e.renderPieceStart(r,n),e.renderPieceDraw(r,n),e.renderPieceFinish(r,n)):mn("No input!")},e.computeBounds=function(r,n){e.getInput()?t.bounds=e.getInput().getBounds():(0,Mr.u)(t.bounds)},e.updateBufferObjects=function(t,r){e.getNeedToRebuildBufferObjects(t,r)&&e.buildBufferObjects(t,r)},e.getNeedToRebuildBufferObjects=function(r,n){return t.VBOBuildTime.getMTime()<e.getMTime()||t.VBOBuildTime.getMTime()<n.getMTime()||t.VBOBuildTime.getMTime()<t.renderable.getMTime()||t.VBOBuildTime.getMTime()<n.getProperty().getMTime()||t.VBOBuildTime.getMTime()<t.currentInput.getMTime()},e.buildBufferObjects=function(r,n){var a=t.currentInput;if(a){var o=a.getPointData()&&a.getPointData().getScalars();if(o){var i=o.getDataType(),s=o.getNumberOfComponents(),l=n.getProperty(),c=l.getInterpolationType();c===tn.NEAREST?(t.colorTexture.setMinificationFilter(Vr.NEAREST),t.colorTexture.setMagnificationFilter(Vr.NEAREST),t.pwfTexture.setMinificationFilter(Vr.NEAREST),t.pwfTexture.setMagnificationFilter(Vr.NEAREST)):(t.colorTexture.setMinificationFilter(Vr.LINEAR),t.colorTexture.setMagnificationFilter(Vr.LINEAR),t.pwfTexture.setMinificationFilter(Vr.LINEAR),t.pwfTexture.setMagnificationFilter(Vr.LINEAR));var u=l.getIndependentComponents(),d=u?s:1,f=u?2*d:1,p=vn(l,l.getRGBTransferFunction,d);if(t.colorTextureString!==p){var g=1024,m=new Uint8Array(g*f*3),h=l.getRGBTransferFunction();if(h){for(var v=new Float32Array(3072),y=0;y<d;y++){var b=(h=l.getRGBTransferFunction(y)).getRange();if(h.getTable(b[0],b[1],g,v,1),u)for(var T=0;T<3072;T++)m[y*g*6+T]=255*v[T],m[y*g*6+T+3072]=255*v[T];else for(var C=0;C<3072;C++)m[y*g*6+C]=255*v[C]}t.colorTexture.create2DFromRaw(g,f,3,nn.Tu.UNSIGNED_CHAR,m)}else{for(var x=0;x<3072;++x)m[x]=255*x/3069,m[x+1]=255*x/3069,m[x+2]=255*x/3069;t.colorTexture.create2DFromRaw(g,1,3,nn.Tu.UNSIGNED_CHAR,m)}t.colorTextureString=p}var S=vn(l,l.getPiecewiseFunction,d);if(t.pwfTextureString!==S){var P=1024,w=P*f,O=new Uint8Array(w),I=l.getPiecewiseFunction();if(t.pwfTexture.resetFormatAndType(),I){for(var A=new Float32Array(w),R=new Float32Array(P),E=0;E<d;++E)if(null===(I=l.getPiecewiseFunction(E)))A.fill(1);else{var M=I.getRange();if(I.getTable(M[0],M[1],P,R,1),u)for(var D=0;D<P;D++)A[E*P*2+D]=R[D],A[E*P*2+D+P]=R[D];else for(var V=0;V<P;V++)A[E*P*2+V]=R[V]}t.pwfTexture.create2DFromRaw(P,f,1,nn.Tu.FLOAT,A)}else O.fill(255),t.pwfTexture.create2DFromRaw(P,1,1,nn.Tu.UNSIGNED_CHAR,O);t.pwfTextureString=S}var L=t.renderable.getClosestIJKAxis().ijkMode,_=t.renderable.getSlice();L!==t.renderable.getSlicingMode()&&(_=t.renderable.getSliceAtPosition(_));var N,B=t.renderable.isA("vtkImageArrayMapper")?t.renderable.getSubSlice():Math.round(_),F=a.getExtent();L===hn.I&&(N=B-F[0]),L===hn.J&&(N=B-F[2]),L!==hn.K&&L!==hn.NONE||(N=B-F[4]);var U="".concat(_,"A").concat(a.getMTime(),"A").concat(o.getMTime(),"B").concat(e.getMTime(),"C").concat(t.renderable.getSlicingMode(),"D").concat(n.getProperty().getInterpolationType());if(t.VBOBuildString!==U){var k,G,W=a.getDimensions();c===tn.NEAREST?(new Set([1,3,4]).has(s)&&i===nn.Tu.UNSIGNED_CHAR&&!u?(t.openGLTexture.setGenerateMipmap(!0),t.openGLTexture.setMinificationFilter(Vr.NEAREST)):t.openGLTexture.setMinificationFilter(Vr.NEAREST),t.openGLTexture.setMagnificationFilter(Vr.NEAREST)):(4!==s||i!==nn.Tu.UNSIGNED_CHAR||u?t.openGLTexture.setMinificationFilter(Vr.LINEAR):(t.openGLTexture.setGenerateMipmap(!0),t.openGLTexture.setMinificationFilter(Vr.LINEAR_MIPMAP_LINEAR)),t.openGLTexture.setMagnificationFilter(Vr.LINEAR)),t.openGLTexture.setWrapS(Dr.CLAMP_TO_EDGE),t.openGLTexture.setWrapT(Dr.CLAMP_TO_EDGE);for(var z=W[0]*W[1]*s,j=new Float32Array(12),H=new Float32Array(8),K=0;K<4;K++)H[2*K]=K%2?1:0,H[2*K+1]=K>1?1:0;var Z=[hn.X,hn.Y,hn.Z].includes(t.renderable.getSlicingMode())?_:B,X=a.getSpatialExtent(),q=o.getData(),Y=null;if(L===hn.I){Y=new q.constructor(W[2]*W[1]*s);for(var $=0,Q=0;Q<W[2];Q++)for(var J=0;J<W[1];J++){var ee=(N+J*W[0]+Q*W[0]*W[1])*s;$=(Q*W[1]+J)*s,Y.set(q.subarray(ee,ee+s),$)}W[0]=W[1],W[1]=W[2],j[0]=Z,j[1]=X[2],j[2]=X[4],j[3]=Z,j[4]=X[3],j[5]=X[4],j[6]=Z,j[7]=X[2],j[8]=X[5],j[9]=Z,j[10]=X[3],j[11]=X[5]}else if(L===hn.J){Y=new q.constructor(W[2]*W[0]*s);for(var te=0,ne=0;ne<W[2];ne++)for(var ae=0;ae<W[0];ae++){var oe=(ae+N*W[0]+ne*W[0]*W[1])*s;te=(ne*W[0]+ae)*s,Y.set(q.subarray(oe,oe+s),te)}W[1]=W[2],j[0]=X[0],j[1]=Z,j[2]=X[4],j[3]=X[1],j[4]=Z,j[5]=X[4],j[6]=X[0],j[7]=Z,j[8]=X[5],j[9]=X[1],j[10]=Z,j[11]=X[5]}else L===hn.K||L===hn.NONE?(Y=q.subarray(N*z,(N+1)*z),j[0]=X[0],j[1]=X[2],j[2]=Z,j[3]=X[1],j[4]=X[2],j[5]=Z,j[6]=X[0],j[7]=X[3],j[8]=Z,j[9]=X[1],j[10]=X[3],j[11]=Z):mn("Reformat slicing not yet supported.");t.openGLTexture.create2DFilterableFromRaw(W[0],W[1],s,o.getDataType(),Y,null===(k=(G=t.renderable).getPreferSizeOverAccuracy)||void 0===k?void 0:k.call(G)),t.openGLTexture.activate(),t.openGLTexture.sendParameters(),t.openGLTexture.deactivate();var ie=re.ZP.newInstance({numberOfComponents:3,values:j});ie.setName("points");var se=re.ZP.newInstance({numberOfComponents:2,values:H});se.setName("tcoords");var le=new Uint16Array(8);le[0]=3,le[1]=0,le[2]=1,le[3]=3,le[4]=3,le[5]=0,le[6]=3,le[7]=2;var ce=re.ZP.newInstance({numberOfComponents:1,values:le});t.tris.getCABO().createVBO(ce,"polys",ur.hX.SURFACE,{points:ie,tcoords:se,cellOffset:0}),t.VBOBuildTime.modified(),t.VBOBuildString=U}}}}}(e,t)}var Tn=(0,ht.WL)(bn,"vtkOpenGLImageMapper"),Cn={newInstance:Tn,extend:bn};wt("vtkAbstractImageMapper",Tn);var xn={context:null,keyMatrixTime:null,keyMatrices:null};function Sn(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,xn,r),Tt.extend(e,t,r),t.keyMatrixTime={},(0,ht.j6)(t.keyMatrixTime,{mtime:0}),t.keyMatrices={mcwc:ot._E.identity(new Float64Array(16))},(0,ht.g2)(e,t,["context"]),function(e,t){t.classHierarchy.push("vtkOpenGLImageSlice"),e.buildPass=function(r){if(t.renderable&&t.renderable.getVisibility()&&r){if(!t.renderable)return;t._openGLRenderWindow=e.getFirstAncestorOfType("vtkOpenGLRenderWindow"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t.context=t._openGLRenderWindow.getContext(),e.prepareNodes(),e.addMissingNode(t.renderable.getMapper()),e.removeUnusedNodes()}},e.traverseZBufferPass=function(r){t.renderable&&t.renderable.getNestedVisibility()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(r,!0),t.children.forEach((function(e){e.traverse(r)})),e.apply(r,!1))},e.traverseOpaqueZBufferPass=function(t){return e.traverseOpaquePass(t)},e.traverseOpaquePass=function(r){t.renderable&&t.renderable.getNestedVisibility()&&t.renderable.getIsOpaque()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(r,!0),t.children.forEach((function(e){e.traverse(r)})),e.apply(r,!1))},e.traverseTranslucentPass=function(r){!t.renderable||!t.renderable.getNestedVisibility()||t.renderable.getIsOpaque()||t._openGLRenderer.getSelector()&&!t.renderable.getNestedPickable()||(e.apply(r,!0),t.children.forEach((function(e){e.traverse(r)})),e.apply(r,!1))},e.queryPass=function(e,r){if(e){if(!t.renderable||!t.renderable.getVisibility())return;t.renderable.getIsOpaque()?r.incrementOpaqueActorCount():r.incrementTranslucentActorCount()}},e.zBufferPass=function(t,r){return e.opaquePass(t,r)},e.opaqueZBufferPass=function(t,r){return e.opaquePass(t,r)},e.opaquePass=function(e,r){e&&t.context.depthMask(!0)},e.translucentPass=function(e,r){t.context.depthMask(!e)},e.getKeyMatrices=function(){return t.renderable.getMTime()>t.keyMatrixTime.getMTime()&&(ot._E.copy(t.keyMatrices.mcwc,t.renderable.getMatrix()),ot._E.transpose(t.keyMatrices.mcwc,t.keyMatrices.mcwc),t.keyMatrixTime.modified()),t.keyMatrices}}(e,t)}var Pn=(0,ht.WL)(Sn,"vtkOpenGLImageSlice"),wn={newInstance:Pn,extend:Sn};wt("vtkImageSlice",Pn);var On={};function In(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,On,r),Tt.extend(e,t,r),t.keyMatrixTime={},(0,ht.j6)(t.keyMatrixTime,{mtime:0}),t.normalMatrix=new Float64Array(9),t.MCWCMatrix=new Float64Array(16),(0,ht.g2)(e,t,["context"]),function(e,t){t.classHierarchy.push("vtkOpenGLVolume"),e.buildPass=function(r){t.renderable&&t.renderable.getVisibility()&&r&&(t._openGLRenderWindow=e.getFirstAncestorOfType("vtkOpenGLRenderWindow"),t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t.context=t._openGLRenderWindow.getContext(),e.prepareNodes(),e.addMissingNode(t.renderable.getMapper()),e.removeUnusedNodes())},e.queryPass=function(e,r){if(e){if(!t.renderable||!t.renderable.getVisibility())return;r.incrementVolumeCount()}},e.traverseVolumePass=function(r){t.renderable&&t.renderable.getNestedVisibility()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(r,!0),t.children[0].traverse(r),e.apply(r,!1))},e.volumePass=function(e){t.renderable&&t.renderable.getVisibility()&&t.context.depthMask(!e)},e.getKeyMatrices=function(){return t.renderable.getMTime()>t.keyMatrixTime.getMTime()&&(t.renderable.computeMatrix(),ot._E.copy(t.MCWCMatrix,t.renderable.getMatrix()),ot._E.transpose(t.MCWCMatrix,t.MCWCMatrix),t.renderable.getIsIdentity()?ot.wO.identity(t.normalMatrix):(ot.wO.fromMat4(t.normalMatrix,t.MCWCMatrix),ot.wO.invert(t.normalMatrix,t.normalMatrix)),t.keyMatrixTime.modified()),{mcwc:t.MCWCMatrix,normalMatrix:t.normalMatrix}}}(e,t)}var An=(0,ht.WL)(In,"vtkOpenGLVolume"),Rn={newInstance:An,extend:In};wt("vtkVolume",An);var En={glFramebuffer:null,colorBuffers:null,depthTexture:null,previousDrawBinding:0,previousReadBinding:0,previousDrawBuffer:0,previousReadBuffer:0,previousActiveFramebuffer:null};function Mn(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,En,r),(0,ht.j6)(e,t),t.colorBuffers&&(0,ht.E0)("you cannot initialize colorBuffers through the constructor. You should call setColorBuffer() instead."),t.colorBuffers=[],(0,ht.c$)(e,t,["colorBuffers"]),function(e,t){t.classHierarchy.push("vtkFramebuffer"),e.getBothMode=function(){return t.context.FRAMEBUFFER},e.saveCurrentBindingsAndBuffers=function(t){var r=void 0!==t?t:e.getBothMode();e.saveCurrentBindings(r),e.saveCurrentBuffers(r)},e.saveCurrentBindings=function(e){if(t.context){var r=t.context;t.previousDrawBinding=r.getParameter(t.context.FRAMEBUFFER_BINDING),t.previousActiveFramebuffer=t._openGLRenderWindow.getActiveFramebuffer()}else(0,ht.E0)("you must set the OpenGLRenderWindow before calling saveCurrentBindings")},e.saveCurrentBuffers=function(e){},e.restorePreviousBindingsAndBuffers=function(t){var r=void 0!==t?t:e.getBothMode();e.restorePreviousBindings(r),e.restorePreviousBuffers(r)},e.restorePreviousBindings=function(e){if(t.context){var r=t.context;r.bindFramebuffer(r.FRAMEBUFFER,t.previousDrawBinding),t._openGLRenderWindow.setActiveFramebuffer(t.previousActiveFramebuffer)}else(0,ht.E0)("you must set the OpenGLRenderWindow before calling restorePreviousBindings")},e.restorePreviousBuffers=function(e){},e.bind=function(){var r=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;null===r&&(r=t.context.FRAMEBUFFER),t.context.bindFramebuffer(r,t.glFramebuffer);for(var n=0;n<t.colorBuffers.length;n++)t.colorBuffers[n].bind();t._openGLRenderWindow.setActiveFramebuffer(e)},e.create=function(e,r){t.context?(t.glFramebuffer=t.context.createFramebuffer(),t.glFramebuffer.width=e,t.glFramebuffer.height=r):(0,ht.E0)("you must set the OpenGLRenderWindow before calling create")},e.setColorBuffer=function(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=t.context;if(n){var a=n.COLOR_ATTACHMENT0;if(r>0){if(!t._openGLRenderWindow.getWebgl2())return void(0,ht.E0)("Using multiple framebuffer attachments requires WebGL 2");a+=r}t.colorBuffers[r]=e,n.framebufferTexture2D(n.FRAMEBUFFER,a,n.TEXTURE_2D,e.getHandle(),0)}else(0,ht.E0)("you must set the OpenGLRenderWindow before calling setColorBuffer")},e.removeColorBuffer=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,r=t.context;if(r){var n=r.COLOR_ATTACHMENT0;if(e>0){if(!t._openGLRenderWindow.getWebgl2())return void(0,ht.E0)("Using multiple framebuffer attachments requires WebGL 2");n+=e}r.framebufferTexture2D(r.FRAMEBUFFER,n,r.TEXTURE_2D,null,0),t.colorBuffers=t.colorBuffers.splice(e,1)}else(0,ht.E0)("you must set the OpenGLRenderWindow before calling removeColorBuffer")},e.setDepthBuffer=function(e){if(t.context)if(t._openGLRenderWindow.getWebgl2()){var r=t.context;r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,e.getHandle(),0)}else(0,ht.E0)("Attaching depth buffer textures to fbo requires WebGL 2");else(0,ht.E0)("you must set the OpenGLRenderWindow before calling setDepthBuffer")},e.removeDepthBuffer=function(){if(t.context)if(t._openGLRenderWindow.getWebgl2()){var e=t.context;e.framebufferTexture2D(e.FRAMEBUFFER,e.DEPTH_ATTACHMENT,e.TEXTURE_2D,null,0)}else(0,ht.E0)("Attaching depth buffer textures to framebuffers requires WebGL 2");else(0,ht.E0)("you must set the OpenGLRenderWindow before calling removeDepthBuffer")},e.getGLFramebuffer=function(){return t.glFramebuffer},e.setOpenGLRenderWindow=function(r){t._openGLRenderWindow!==r&&(e.releaseGraphicsResources(),t._openGLRenderWindow=r,t.context=null,r&&(t.context=t._openGLRenderWindow.getContext()))},e.releaseGraphicsResources=function(){t.glFramebuffer&&t.context.deleteFramebuffer(t.glFramebuffer)},e.getSize=function(){var e=[0,0];return null!==t.glFramebuffer&&(e[0]=t.glFramebuffer.width,e[1]=t.glFramebuffer.height),e},e.populateFramebuffer=function(){if(t.context){e.bind();var r=t.context,n=Yr.newInstance();n.setOpenGLRenderWindow(t._openGLRenderWindow),n.setMinificationFilter(Vr.LINEAR),n.setMagnificationFilter(Vr.LINEAR),n.create2DFromRaw(t.glFramebuffer.width,t.glFramebuffer.height,4,nn.Tu.UNSIGNED_CHAR,null),e.setColorBuffer(n),t.depthTexture=r.createRenderbuffer(),r.bindRenderbuffer(r.RENDERBUFFER,t.depthTexture),r.renderbufferStorage(r.RENDERBUFFER,r.DEPTH_COMPONENT16,t.glFramebuffer.width,t.glFramebuffer.height),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.RENDERBUFFER,t.depthTexture)}else(0,ht.E0)("you must set the OpenGLRenderWindow before calling populateFrameBuffer")},e.getColorTexture=function(){return t.colorBuffers[0]}}(e,t)}var Dn={newInstance:(0,ht.WL)(Mn,"vtkFramebuffer"),extend:Mn},Vn={NEAREST:0,LINEAR:1,FAST_LINEAR:2},Ln={FRACTIONAL:0,PROPORTIONAL:1},_n={InterpolationType:Vn,OpacityMode:Ln},Nn="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyDataVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\nattribute vec4 vertexDC;\n\nvarying vec3 vertexVCVSOutput;\nuniform mat4 PCVCMatrix;\n\nuniform float dcxmin;\nuniform float dcxmax;\nuniform float dcymin;\nuniform float dcymax;\n\nvoid main()\n{\n // dcsmall is the device coords reduced to the\n // x y area covered by the volume\n vec4 dcsmall = vec4(\n dcxmin + 0.5 * (vertexDC.x + 1.0) * (dcxmax - dcxmin),\n dcymin + 0.5 * (vertexDC.y + 1.0) * (dcymax - dcymin),\n vertexDC.z,\n vertexDC.w);\n vec4 vcpos = PCVCMatrix * dcsmall;\n vertexVCVSOutput = vcpos.xyz/vcpos.w;\n gl_Position = dcsmall;\n}\n",Bn="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkVolumeFS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// Template for the volume mappers fragment shader\n\n// the output of this shader\n//VTK::Output::Dec\n\nvarying vec3 vertexVCVSOutput;\n\n// first declare the settings from the mapper\n// that impact the code paths in here\n\n// always set vtkNumComponents 1,2,3,4\n//VTK::NumComponents\n\n// possibly define vtkTrilinearOn\n//VTK::TrilinearOn\n\n// possibly define vtkIndependentComponents\n//VTK::IndependentComponentsOn\n\n// possibly define any \"proportional\" components\n//VTK::vtkProportionalComponents\n\n// Define the blend mode to use\n#define vtkBlendMode //VTK::BlendMode\n\n// Possibly define vtkImageLabelOutlineOn\n//VTK::ImageLabelOutlineOn\n\n#ifdef vtkImageLabelOutlineOn\nuniform int outlineThickness;\nuniform float outlineOpacity;\nuniform float vpWidth;\nuniform float vpHeight;\nuniform float vpOffsetX;\nuniform float vpOffsetY;\nuniform mat4 PCWCMatrix;\nuniform mat4 vWCtoIDX;\n#endif\n\n// define vtkLightComplexity\n//VTK::LightComplexity\n#if vtkLightComplexity > 0\nuniform float vSpecularPower;\nuniform float vAmbient;\nuniform float vDiffuse;\nuniform float vSpecular;\n//VTK::Light::Dec\n#endif\n\n//VTK::VolumeShadowOn\n//VTK::SurfaceShadowOn\n//VTK::localAmbientOcclusionOn\n//VTK::LAO::Dec\n//VTK::VolumeShadow::Dec\n\n// define vtkComputeNormalFromOpacity\n//VTK::vtkComputeNormalFromOpacity\n\n// possibly define vtkGradientOpacityOn\n//VTK::GradientOpacityOn\n#ifdef vtkGradientOpacityOn\nuniform float goscale0;\nuniform float goshift0;\nuniform float gomin0;\nuniform float gomax0;\n#if defined(vtkIndependentComponentsOn) && (vtkNumComponents > 1)\nuniform float goscale1;\nuniform float goshift1;\nuniform float gomin1;\nuniform float gomax1;\n#if vtkNumComponents >= 3\nuniform float goscale2;\nuniform float goshift2;\nuniform float gomin2;\nuniform float gomax2;\n#endif\n#if vtkNumComponents >= 4\nuniform float goscale3;\nuniform float goshift3;\nuniform float gomin3;\nuniform float gomax3;\n#endif\n#endif\n#endif\n\n// if you want to see the raw tiled\n// data in webgl1 uncomment the following line\n// #define debugtile\n\n// camera values\nuniform float camThick;\nuniform float camNear;\nuniform float camFar;\nuniform int cameraParallel;\n\n// values describing the volume geometry\nuniform vec3 vOriginVC;\nuniform vec3 vSpacing;\nuniform ivec3 volumeDimensions; // 3d texture dimensions\nuniform vec3 vPlaneNormal0;\nuniform float vPlaneDistance0;\nuniform vec3 vPlaneNormal1;\nuniform float vPlaneDistance1;\nuniform vec3 vPlaneNormal2;\nuniform float vPlaneDistance2;\nuniform vec3 vPlaneNormal3;\nuniform float vPlaneDistance3;\nuniform vec3 vPlaneNormal4;\nuniform float vPlaneDistance4;\nuniform vec3 vPlaneNormal5;\nuniform float vPlaneDistance5;\n\n//VTK::ClipPlane::Dec\n\n// opacity and color textures\nuniform sampler2D otexture;\nuniform float oshift0;\nuniform float oscale0;\nuniform sampler2D ctexture;\nuniform float cshift0;\nuniform float cscale0;\n\n// jitter texture\nuniform sampler2D jtexture;\n\n// some 3D texture values\nuniform float sampleDistance;\nuniform vec3 vVCToIJK;\n\n// the heights defined below are the locations\n// for the up to four components of the tfuns\n// the tfuns have a height of 2XnumComps pixels so the\n// values are computed to hit the middle of the two rows\n// for that component\n#ifdef vtkIndependentComponentsOn\n#if vtkNumComponents == 2\nuniform float mix0;\nuniform float mix1;\n#define height0 0.25\n#define height1 0.75\n#endif\n#if vtkNumComponents == 3\nuniform float mix0;\nuniform float mix1;\nuniform float mix2;\n#define height0 0.17\n#define height1 0.5\n#define height2 0.83\n#endif\n#if vtkNumComponents == 4\nuniform float mix0;\nuniform float mix1;\nuniform float mix2;\nuniform float mix3;\n#define height0 0.125\n#define height1 0.375\n#define height2 0.625\n#define height3 0.875\n#endif\n#endif\n\n#if vtkNumComponents >= 2\nuniform float oshift1;\nuniform float oscale1;\nuniform float cshift1;\nuniform float cscale1;\n#endif\n#if vtkNumComponents >= 3\nuniform float oshift2;\nuniform float oscale2;\nuniform float cshift2;\nuniform float cscale2;\n#endif\n#if vtkNumComponents >= 4\nuniform float oshift3;\nuniform float oscale3;\nuniform float cshift3;\nuniform float cscale3;\n#endif\n\nuniform vec4 ipScalarRangeMin;\nuniform vec4 ipScalarRangeMax;\n\n// declaration for intermixed geometry\n//VTK::ZBuffer::Dec\n\n//=======================================================================\n// global and custom variables (a temporary section before photorealistics rendering module is complete)\nvec3 rayDirVC;\nfloat sampleDistanceISVS;\nfloat sampleDistanceIS;\n\n#define SQRT3 1.7321\n#define INV4PI 0.0796\n#define EPSILON 0.001\n#define PI 3.1415\n#define PI2 9.8696\n\n//=======================================================================\n// Webgl2 specific version of functions\n#if __VERSION__ == 300\n\nuniform highp sampler3D texture1;\n\nvec4 getTextureValue(vec3 pos)\n{\n vec4 tmp = texture(texture1, pos);\n#if vtkNumComponents == 1\n tmp.a = tmp.r;\n#endif\n#if vtkNumComponents == 2\n tmp.a = tmp.g;\n#endif\n#if vtkNumComponents == 3\n tmp.a = length(tmp.rgb);\n#endif\n return tmp;\n}\n\n//=======================================================================\n// WebGL1 specific version of functions\n#else\n\nuniform sampler2D texture1;\n\nuniform float texWidth;\nuniform float texHeight;\nuniform int xreps;\nuniform int xstride;\nuniform int ystride;\n\n// if computing trilinear values from multiple z slices\n#ifdef vtkTrilinearOn\nvec4 getTextureValue(vec3 ijk)\n{\n float zoff = 1.0/float(volumeDimensions.z);\n vec4 val1 = getOneTextureValue(ijk);\n vec4 val2 = getOneTextureValue(vec3(ijk.xy, ijk.z + zoff));\n\n float indexZ = float(volumeDimensions)*ijk.z;\n float zmix = indexZ - floor(indexZ);\n\n return mix(val1, val2, zmix);\n}\n\nvec4 getOneTextureValue(vec3 ijk)\n#else // nearest or fast linear\nvec4 getTextureValue(vec3 ijk)\n#endif\n{\n vec3 tdims = vec3(volumeDimensions);\n\n#ifdef debugtile\n vec2 tpos = vec2(ijk.x, ijk.y);\n vec4 tmp = texture2D(texture1, tpos);\n tmp.a = 1.0;\n\n#else\n int z = int(ijk.z * tdims.z);\n int yz = z / xreps;\n int xz = z - yz*xreps;\n\n int tileWidth = volumeDimensions.x/xstride;\n int tileHeight = volumeDimensions.y/ystride;\n\n xz *= tileWidth;\n yz *= tileHeight;\n\n float ni = float(xz) + (ijk.x*float(tileWidth));\n float nj = float(yz) + (ijk.y*float(tileHeight));\n\n vec2 tpos = vec2(ni/texWidth, nj/texHeight);\n\n vec4 tmp = texture2D(texture1, tpos);\n\n#if vtkNumComponents == 1\n tmp.a = tmp.r;\n#endif\n#if vtkNumComponents == 2\n tmp.g = tmp.a;\n#endif\n#if vtkNumComponents == 3\n tmp.a = length(tmp.rgb);\n#endif\n#endif\n\n return tmp;\n}\n\n// End of Webgl1 specific code\n//=======================================================================\n#endif\n\n//=======================================================================\n// transformation between VC and IS space\n\n// convert vector position from idx to vc\n#if vtkLightComplexity > 0\nvec3 IStoVC(vec3 posIS){\n vec3 posVC = posIS / vVCToIJK;\n return posVC.x * vPlaneNormal0 +\n posVC.y * vPlaneNormal2 +\n posVC.z * vPlaneNormal4 +\n vOriginVC;\n}\n\n// convert vector position from vc to idx\nvec3 VCtoIS(vec3 posVC){\n posVC = posVC - vOriginVC;\n posVC = vec3(\n dot(posVC, vPlaneNormal0),\n dot(posVC, vPlaneNormal2),\n dot(posVC, vPlaneNormal4));\n return posVC * vVCToIJK;\n}\n#endif\n\n//Rotate vector to view coordinate\n#if (vtkLightComplexity > 0) || (defined vtkGradientOpacityOn)\nvoid rotateToViewCoord(inout vec3 dirIS){\n dirIS.xyz =\n dirIS.x * vPlaneNormal0 +\n dirIS.y * vPlaneNormal2 +\n dirIS.z * vPlaneNormal4;\n}\n\n//Rotate vector to idx coordinate\nvec3 rotateToIDX(vec3 dirVC){\n vec3 dirIS;\n dirIS.xyz = vec3(\n dot(dirVC, vPlaneNormal0),\n dot(dirVC, vPlaneNormal2),\n dot(dirVC, vPlaneNormal4));\n return dirIS;\n}\n#endif\n\n//=======================================================================\n// Given a normal compute the gradient opacity factors\nfloat computeGradientOpacityFactor(\n float normalMag, float goscale, float goshift, float gomin, float gomax)\n{\n#if defined(vtkGradientOpacityOn)\n return clamp(normalMag * goscale + goshift, gomin, gomax);\n#else\n return 1.0;\n#endif\n}\n\n//=======================================================================\n// compute the normal and gradient magnitude for a position, uses forward difference\n#if (vtkLightComplexity > 0) || (defined vtkGradientOpacityOn)\n #ifdef vtkComputeNormalFromOpacity\n #ifdef vtkGradientOpacityOn\n vec4 computeNormalForDensity(vec3 pos, float scalar, vec3 tstep, out mat3 scalarInterp, out vec3 secondaryGradientMag)\n {\n vec4 result;\n scalarInterp[0][0] = getTextureValue(pos + vec3(tstep.x, 0.0, 0.0)).a;\n scalarInterp[0][1] = getTextureValue(pos + vec3(0.0, tstep.y, 0.0)).a;\n scalarInterp[0][2] = getTextureValue(pos + vec3(0.0, 0.0, tstep.z)).a;\n // look up scalar values for computing secondary gradient\n scalarInterp[1][0] = getTextureValue(pos + vec3(2.0*tstep.x, 0.0, 0.0)).a;\n scalarInterp[1][1] = getTextureValue(pos + vec3(0.0, 2.0*tstep.y, 0.0)).a;\n scalarInterp[1][2] = getTextureValue(pos + vec3(0.0, 0.0, 2.0*tstep.z)).a;\n scalarInterp[2][0] = getTextureValue(pos + vec3(tstep.x, tstep.y, 0.0)).a;\n scalarInterp[2][1] = getTextureValue(pos + vec3(tstep.x, 0.0, tstep.z)).a;\n scalarInterp[2][2] = getTextureValue(pos + vec3(0.0, tstep.y, tstep.z)).a;\n result.x = scalarInterp[0][0] - scalar;\n result.y = scalarInterp[0][1] - scalar;\n result.z = scalarInterp[0][2] - scalar;\n // divide by spacing\n result.xyz /= vSpacing;\n result.w = length(result.xyz);\n rotateToViewCoord(result.xyz);\n secondaryGradientMag.x = length(vec3(scalarInterp[1][0] - scalarInterp[0][0],\n scalarInterp[2][0] - scalarInterp[0][0],\n scalarInterp[2][1] - scalarInterp[0][0]) / vSpacing);\n secondaryGradientMag.y = length(vec3(scalarInterp[2][0] - scalarInterp[0][1],\n scalarInterp[1][1] - scalarInterp[0][1],\n scalarInterp[2][2] - scalarInterp[0][1]) / vSpacing);\n secondaryGradientMag.z = length(vec3(scalarInterp[2][1] - scalarInterp[0][2],\n scalarInterp[2][2] - scalarInterp[0][2],\n scalarInterp[1][2] - scalarInterp[0][2]) / vSpacing);\n if (length(result.xyz) > 0.0) {\n return vec4(normalize(result.xyz),result.w);\n } else {\n return vec4(0.0);\n }\n }\n\n vec4 computeDensityNormal(float scalar, float gradientMag, mat3 scalarInterp, vec3 secondaryGradientMag)\n {\n vec4 opacityG;\n vec3 opacityInterp = vec3(0.0);\n float opacity = texture2D(otexture, vec2(scalar * oscale0 + oshift0, 0.5)).r;\n if (gradientMag >= 0.0){\n opacity *= computeGradientOpacityFactor(gradientMag, goscale0, goshift0, gomin0, gomax0);\n }\n opacityInterp.x = texture2D(otexture, vec2(scalarInterp[0][0] * oscale0 + oshift0, 0.5)).r;\n if (secondaryGradientMag.x >= 0.0){\n opacityInterp.x *= computeGradientOpacityFactor(secondaryGradientMag.x, goscale0, goshift0, gomin0, gomax0);\n }\n\n opacityInterp.y = texture2D(otexture, vec2(scalarInterp[0][1] * oscale0 + oshift0, 0.5)).r;\n if (secondaryGradientMag.y >= 0.0){\n opacityInterp.y *= computeGradientOpacityFactor(secondaryGradientMag.y, goscale0, goshift0, gomin0, gomax0);\n }\n\n opacityInterp.z = texture2D(otexture, vec2(scalarInterp[0][2] * oscale0 + oshift0, 0.5)).r;\n if (secondaryGradientMag.z >= 0.0){\n opacityInterp.z *= computeGradientOpacityFactor(secondaryGradientMag.z, goscale0, goshift0, gomin0, gomax0);\n }\n\n opacityG.xyz = opacityInterp - vec3(opacity,opacity,opacity);\n // divide by spacing\n opacityG.xyz /= vSpacing;\n opacityG.w = length(opacityG.xyz);\n rotateToViewCoord(opacityG.xyz);\n if (length(opacityG.xyz) > 0.0) {\n return vec4(normalize(opacityG.xyz),opacityG.w);\n } else {\n return vec4(0.0);\n }\n }\n\n #else\n //if gradient opacity not on but using density gradient\n vec4 computeDensityNormal(float scalar, vec3 scalarInterp)\n {\n vec4 opacityG;\n float opacity = texture2D(otexture, vec2(scalar * oscale0 + oshift0, 0.5)).r;\n opacityG.x = texture2D(otexture, vec2(scalarInterp.x * oscale0 + oshift0, 0.5)).r - opacity;\n opacityG.y = texture2D(otexture, vec2(scalarInterp.y * oscale0 + oshift0, 0.5)).r - opacity;\n opacityG.z = texture2D(otexture, vec2(scalarInterp.z * oscale0 + oshift0, 0.5)).r - opacity;\n // divide by spacing\n opacityG.xyz /= vSpacing;\n opacityG.w = length(opacityG.xyz);\n // rotate to View Coords\n rotateToViewCoord(opacityG.xyz);\n if (length(opacityG.xyz) > 0.0) {\n return vec4(normalize(opacityG.xyz),opacityG.w);\n } else {\n return vec4(0.0);\n }\n }\n vec4 computeNormalForDensity(vec3 pos, float scalar, vec3 tstep, out vec3 scalarInterp)\n {\n vec4 result;\n scalarInterp.x = getTextureValue(pos + vec3(tstep.x, 0.0, 0.0)).a;\n scalarInterp.y = getTextureValue(pos + vec3(0.0, tstep.y, 0.0)).a;\n scalarInterp.z = getTextureValue(pos + vec3(0.0, 0.0, tstep.z)).a;\n result.x = scalarInterp.x - scalar;\n result.y = scalarInterp.y - scalar;\n result.z = scalarInterp.z - scalar;\n // divide by spacing\n result.xyz /= vSpacing;\n result.w = length(result.xyz);\n // rotate to View Coords\n rotateToViewCoord(result.xyz);\n if (length(result.xyz) > 0.0) {\n return vec4(normalize(result.xyz),result.w);\n } else {\n return vec4(0.0);\n }\n }\n #endif\n #endif\n // compute scalar density\n vec4 computeNormal(vec3 pos, float scalar, vec3 tstep)\n {\n vec4 result;\n result.x = getTextureValue(pos + vec3(tstep.x, 0.0, 0.0)).a - scalar;\n result.y = getTextureValue(pos + vec3(0.0, tstep.y, 0.0)).a - scalar;\n result.z = getTextureValue(pos + vec3(0.0, 0.0, tstep.z)).a - scalar;\n // divide by spacing\n result.xyz /= vSpacing;\n result.w = length(result.xyz);\n if (result.w > 0.0){\n // rotate to View Coords\n rotateToViewCoord(result.xyz);\n return vec4(normalize(result.xyz),result.w);\n } else {\n return vec4(0.0);\n }\n }\n#endif\n\n#ifdef vtkImageLabelOutlineOn\nvec3 fragCoordToIndexSpace(vec4 fragCoord) {\n vec4 pcPos = vec4(\n (fragCoord.x / vpWidth - vpOffsetX - 0.5) * 2.0,\n (fragCoord.y / vpHeight - vpOffsetY - 0.5) * 2.0,\n (fragCoord.z - 0.5) * 2.0,\n 1.0);\n\n vec4 worldCoord = PCWCMatrix * pcPos;\n vec4 vertex = (worldCoord/worldCoord.w);\n\n vec3 index = (vWCtoIDX * vertex).xyz;\n\n // half voxel fix for labelmapOutline\n return (index + vec3(0.5)) / vec3(volumeDimensions);\n}\n#endif\n\n//=======================================================================\n// compute the normals and gradient magnitudes for a position\n// for independent components\nmat4 computeMat4Normal(vec3 pos, vec4 tValue, vec3 tstep)\n{\n mat4 result;\n vec4 distX = getTextureValue(pos + vec3(tstep.x, 0.0, 0.0)) - tValue;\n vec4 distY = getTextureValue(pos + vec3(0.0, tstep.y, 0.0)) - tValue;\n vec4 distZ = getTextureValue(pos + vec3(0.0, 0.0, tstep.z)) - tValue;\n\n // divide by spacing\n distX /= vSpacing.x;\n distY /= vSpacing.y;\n distZ /= vSpacing.z;\n\n mat3 rot;\n rot[0] = vPlaneNormal0;\n rot[1] = vPlaneNormal2;\n rot[2] = vPlaneNormal4;\n\n#if !defined(vtkComponent0Proportional)\n result[0].xyz = vec3(distX.r, distY.r, distZ.r);\n result[0].a = length(result[0].xyz);\n result[0].xyz *= rot;\n if (result[0].w > 0.0)\n {\n result[0].xyz /= result[0].w;\n }\n#endif\n\n// optionally compute the 2nd component\n#if vtkNumComponents >= 2 && !defined(vtkComponent1Proportional)\n result[1].xyz = vec3(distX.g, distY.g, distZ.g);\n result[1].a = length(result[1].xyz);\n result[1].xyz *= rot;\n if (result[1].w > 0.0)\n {\n result[1].xyz /= result[1].w;\n }\n#endif\n\n// optionally compute the 3rd component\n#if vtkNumComponents >= 3 && !defined(vtkComponent2Proportional)\n result[2].xyz = vec3(distX.b, distY.b, distZ.b);\n result[2].a = length(result[2].xyz);\n result[2].xyz *= rot;\n if (result[2].w > 0.0)\n {\n result[2].xyz /= result[2].w;\n }\n#endif\n\n// optionally compute the 4th component\n#if vtkNumComponents >= 4 && !defined(vtkComponent3Proportional)\n result[3].xyz = vec3(distX.a, distY.a, distZ.a);\n result[3].a = length(result[3].xyz);\n result[3].xyz *= rot;\n if (result[3].w > 0.0)\n {\n result[3].xyz /= result[3].w;\n }\n#endif\n\n return result;\n}\n\n//=======================================================================\n// global shadow - secondary ray\n#if defined(VolumeShadowOn) || defined(localAmbientOcclusionOn)\nfloat random()\n{\n float rand = fract(sin(dot(gl_FragCoord.xy,vec2(12.9898,78.233)))*43758.5453123);\n float jitter=texture2D(jtexture,gl_FragCoord.xy/32.).r;\n uint pcg_state = floatBitsToUint(jitter);\n uint state = pcg_state;\n pcg_state = pcg_state * uint(747796405) + uint(2891336453);\n uint word = ((state >> ((state >> uint(28)) + uint(4))) ^ state) * uint(277803737);\n return (float((((word >> uint(22)) ^ word) >> 1 ))/float(2147483647) + rand)/2.0;\n}\n#endif\n\n#ifdef VolumeShadowOn\n// henyey greenstein phase function\nfloat phase_function(float cos_angle)\n{\n // divide by 2.0 instead of 4pi to increase intensity\n return ((1.0-anisotropy2)/pow(1.0+anisotropy2-2.0*anisotropy*cos_angle, 1.5))/2.0;\n}\n\n// Computes the intersection between a ray and a box\nstruct Hit\n{\n float tmin;\n float tmax;\n};\n\nstruct Ray\n{\n vec3 origin;\n vec3 dir;\n vec3 invDir;\n};\n\nbool BBoxIntersect(vec3 boundMin, vec3 boundMax, const Ray r, out Hit hit)\n{\n vec3 tbot = r.invDir * (boundMin - r.origin);\n vec3 ttop = r.invDir * (boundMax - r.origin);\n vec3 tmin = min(ttop, tbot);\n vec3 tmax = max(ttop, tbot);\n vec2 t = max(tmin.xx, tmin.yz);\n float t0 = max(t.x, t.y);\n t = min(tmax.xx, tmax.yz);\n float t1 = min(t.x, t.y);\n hit.tmin = t0;\n hit.tmax = t1;\n return t1 > max(t0,0.0);\n}\n\n// As BBoxIntersect requires the inverse of the ray coords,\n// this function is used to avoid numerical issues\nvoid safe_0_vector(inout Ray ray)\n{\n if(abs(ray.dir.x) < EPSILON) ray.dir.x = sign(ray.dir.x) * EPSILON;\n if(abs(ray.dir.y) < EPSILON) ray.dir.y = sign(ray.dir.y) * EPSILON;\n if(abs(ray.dir.z) < EPSILON) ray.dir.z = sign(ray.dir.z) * EPSILON;\n}\n\nfloat volume_shadow(vec3 posIS, vec3 lightDirNormIS)\n{\n float shadow = 1.0;\n float opacity = 0.0;\n\n // modify sample distance with a random number between 1.5 and 3.0\n float sampleDistanceISVS_jitter = sampleDistanceISVS * mix(1.5, 3.0, random());\n float opacityPrev = texture2D(otexture, vec2(getTextureValue(posIS).r * oscale0 + oshift0, 0.5)).r;\n\n // in case the first sample near surface has a very tiled light ray, we need to offset start position\n posIS += sampleDistanceISVS_jitter * lightDirNormIS;\n\n // compute the start and end points for the ray\n Ray ray;\n Hit hit;\n ray.origin = posIS;\n ray.dir = lightDirNormIS;\n safe_0_vector(ray);\n ray.invDir = 1.0/ray.dir;\n\n if(!BBoxIntersect(vec3(0.0),vec3(1.0), ray, hit))\n {\n return 1.0;\n }\n float maxdist = hit.tmax;\n\n // interpolate shadow ray length between: 1 unit of sample distance in IS to SQRT3, based on globalIlluminationReach\n float maxgi = mix(sampleDistanceISVS_jitter,SQRT3,giReach);\n maxdist = min(maxdist,maxgi);\n if(maxdist < EPSILON) {\n return 1.0;\n }\n\n // support gradient opacity\n #ifdef vtkGradientOpacityOn\n vec4 normal;\n #endif\n\n float current_dist = 0.0;\n float current_step = length(sampleDistanceISVS_jitter * lightDirNormIS);\n float clamped_step = 0.0;\n\n vec4 scalar = vec4(0.0);\n while(current_dist < maxdist)\n {\n scalar = getTextureValue(posIS);\n opacity = texture2D(otexture, vec2(scalar.r * oscale0 + oshift0, 0.5)).r;\n #ifdef vtkGradientOpacityOn\n normal = computeNormal(posIS, scalar.a, vec3(1.0/vec3(volumeDimensions)));\n opacity *= computeGradientOpacityFactor(normal.w, goscale0, goshift0, gomin0, gomax0);\n #endif\n shadow *= 1.0 - opacity;\n\n // optimization: early termination\n if (shadow < EPSILON){\n return 0.0;\n }\n\n clamped_step = min(maxdist - current_dist, current_step);\n posIS += clamped_step * lightDirNormIS;\n current_dist += current_step;\n }\n\n return shadow;\n}\n\nvec3 applyShadowRay(vec3 tColor, vec3 posIS, vec3 viewDirectionVC)\n{\n vec3 vertLight = vec3(0.0);\n vec3 secondary_contrib = vec3(0.0);\n // here we assume only positional light, no effect of cones\n for (int i = 0; i < lightNum; i++)\n {\n #if(vtkLightComplexity==3)\n if (lightPositional[i] == 1){\n vertLight = lightPositionVC[i] - IStoVC(posIS);\n }else{\n vertLight = - lightDirectionVC[i];\n }\n #else\n vertLight = - lightDirectionVC[i];\n #endif\n // here we assume achromatic light, only intensity\n float dDotL = dot(viewDirectionVC, normalize(vertLight));\n // isotropic scatter returns 0.5 instead of 1/4pi to increase intensity\n float phase_attenuation = 0.5;\n if (abs(anisotropy) > EPSILON){\n phase_attenuation = phase_function(dDotL);\n }\n float vol_shadow = volume_shadow(posIS, normalize(rotateToIDX(vertLight)));\n secondary_contrib += tColor * vDiffuse * lightColor[i] * vol_shadow * phase_attenuation;\n secondary_contrib += tColor * vAmbient;\n }\n return secondary_contrib;\n}\n#endif\n\n//=======================================================================\n// local ambient occlusion\n#ifdef localAmbientOcclusionOn\nvec3 sample_direction_uniform(int i)\n{\n float rand = random() * 0.5;\n float theta = PI2 * (kernelSample[i][0] + rand);\n float phi = acos(2.0 * (kernelSample[i][1] + rand) -1.0) / 2.5;\n return normalize(vec3(cos(theta)*sin(phi), sin(theta)*sin(phi), cos(phi)));\n}\n\n// return a matrix that transform startDir into z axis; startDir should be normalized\nmat3 zBaseRotationalMatrix(vec3 startDir){\n vec3 axis = cross(startDir, vec3(0.0,0.0,1.0));\n float cosA = startDir.z;\n float k = 1.0 / (1.0 + cosA);\n mat3 matrix = mat3((axis.x * axis.x * k) + cosA, (axis.y * axis.x * k) - axis.z, (axis.z * axis.x * k) + axis.y,\n (axis.x * axis.y * k) + axis.z, (axis.y * axis.y * k) + cosA, (axis.z * axis.y * k) - axis.x,\n (axis.x * axis.z * k) - axis.y, (axis.y * axis.z * k) + axis.x, (axis.z * axis.z * k) + cosA);\n return matrix;\n}\n\nfloat computeLAO(vec3 posIS, float op, vec3 lightDir, vec4 normal){\n // apply LAO only at selected locations, otherwise return full brightness\n if (normal.w > 0.0 && op > 0.05){\n float total_transmittance = 0.0;\n mat3 inverseRotateBasis = inverse(zBaseRotationalMatrix(normalize(-normal.xyz)));\n vec3 currPos, randomDirStep;\n float weight, transmittance, opacity;\n for (int i = 0; i < kernelSize; i++)\n {\n randomDirStep = inverseRotateBasis * sample_direction_uniform(i) * sampleDistanceIS;\n weight = 1.0 - dot(normalize(lightDir), normalize(randomDirStep));\n currPos = posIS;\n transmittance = 1.0;\n for (int j = 0; j < kernelRadius ; j++){\n currPos += randomDirStep;\n // check if it's at clipping plane, if so return full brightness\n if (all(greaterThan(currPos, vec3(EPSILON))) && all(lessThan(currPos,vec3(1.0-EPSILON)))){\n opacity = texture2D(otexture, vec2(getTextureValue(currPos).r * oscale0 + oshift0, 0.5)).r;\n #ifdef vtkGradientOpacityOn\n opacity *= computeGradientOpacityFactor(normal.w, goscale0, goshift0, gomin0, gomax0);\n #endif\n transmittance *= 1.0 - opacity;\n }\n else{\n break;\n }\n }\n total_transmittance += transmittance / float(kernelRadius) * weight;\n\n // early termination if fully translucent\n if (total_transmittance > 1.0 - EPSILON){\n return 1.0;\n }\n }\n // average transmittance and reduce variance\n return clamp(total_transmittance / float(kernelSize), 0.3, 1.0);\n } else {\n return 1.0;\n }\n}\n#endif\n\n//=======================================================================\n// surface light contribution\n#if vtkLightComplexity > 0\n void applyLighting(inout vec3 tColor, vec4 normal)\n {\n vec3 diffuse = vec3(0.0, 0.0, 0.0);\n vec3 specular = vec3(0.0, 0.0, 0.0);\n float df, sf = 0.0;\n for (int i = 0; i < lightNum; i++){\n df = abs(dot(normal.rgb, -lightDirectionVC[i]));\n diffuse += df * lightColor[i];\n sf = pow( abs(dot(lightHalfAngleVC[i],normal.rgb)), vSpecularPower);\n specular += sf * lightColor[i];\n }\n tColor.rgb = tColor.rgb*(diffuse*vDiffuse + vAmbient) + specular*vSpecular;\n }\n #ifdef SurfaceShadowOn\n #if vtkLightComplexity < 3\n vec3 applyLightingDirectional(vec3 posIS, vec4 tColor, vec4 normal)\n {\n // everything in VC\n vec3 diffuse = vec3(0.0);\n vec3 specular = vec3(0.0);\n #ifdef localAmbientOcclusionOn\n vec3 ambient = vec3(0.0);\n #endif\n vec3 vertLightDirection;\n for (int i = 0; i < lightNum; i++){\n float ndotL,vdotR;\n vertLightDirection = lightDirectionVC[i];\n ndotL = dot(normal.xyz, vertLightDirection);\n if (ndotL < 0.0 && twoSidedLighting)\n {\n ndotL = -ndotL;\n }\n if (ndotL > 0.0)\n {\n diffuse += ndotL * lightColor[i];\n //specular\n vdotR = dot(-rayDirVC, normalize(2.0 * ndotL * -normal.xyz + vertLightDirection));\n if (vdotR > 0.0)\n {\n specular += pow(vdotR, vSpecularPower) * lightColor[i];\n }\n }\n #ifdef localAmbientOcclusionOn\n ambient += computeLAO(posIS, tColor.a, vertLightDirection, normal);\n #endif\n }\n #ifdef localAmbientOcclusionOn\n return tColor.rgb * (diffuse * vDiffuse + vAmbient * ambient) + specular*vSpecular;\n #else\n return tColor.rgb * (diffuse * vDiffuse + vAmbient) + specular*vSpecular;\n #endif\n }\n #else\n vec3 applyLightingPositional(vec3 posIS, vec4 tColor, vec4 normal, vec3 posVC)\n {\n // everything in VC\n vec3 diffuse = vec3(0.0);\n vec3 specular = vec3(0.0);\n #ifdef localAmbientOcclusionOn\n vec3 ambient = vec3(0.0);\n #endif\n vec3 vertLightDirection;\n for (int i = 0; i < lightNum; i++){\n float distance,attenuation,ndotL,vdotR;\n vec3 lightDir;\n if (lightPositional[i] == 1){\n lightDir = lightDirectionVC[i];\n vertLightDirection = posVC - lightPositionVC[i];\n distance = length(vertLightDirection);\n vertLightDirection = normalize(vertLightDirection);\n attenuation = 1.0 / (lightAttenuation[i].x\n + lightAttenuation[i].y * distance\n + lightAttenuation[i].z * distance * distance);\n // per OpenGL standard cone angle is 90 or less for a spot light\n if (lightConeAngle[i] <= 90.0){\n float coneDot = dot(vertLightDirection, lightDir);\n if (coneDot >= cos(radians(lightConeAngle[i]))){ // if inside cone\n attenuation = attenuation * pow(coneDot, lightExponent[i]);\n }\n else {\n attenuation = 0.0;\n }\n }\n ndotL = dot(normal.xyz, vertLightDirection);\n if (ndotL < 0.0 && twoSidedLighting)\n {\n ndotL = -ndotL;\n }\n if (ndotL > 0.0)\n {\n diffuse += ndotL * attenuation * lightColor[i];\n //specular\n vdotR = dot(-rayDirVC, normalize(2.0 * ndotL * -normal.xyz + vertLightDirection));\n if (vdotR > 0.0)\n {\n specular += pow(vdotR, vSpecularPower) * attenuation * lightColor[i];\n }\n }\n #ifdef localAmbientOcclusionOn\n ambient += computeLAO(posIS, tColor.a, vertLightDirection, normal);\n #endif\n } else {\n vertLightDirection = lightDirectionVC[i];\n ndotL = dot(normal.xyz, vertLightDirection);\n if (ndotL < 0.0 && twoSidedLighting)\n {\n ndotL = -ndotL;\n }\n if (ndotL > 0.0)\n {\n diffuse += ndotL * lightColor[i];\n //specular\n vdotR = dot(-rayDirVC, normalize(2.0 * ndotL * -normal.xyz + vertLightDirection));\n if (vdotR > 0.0)\n {\n specular += pow(vdotR, vSpecularPower) * lightColor[i];\n }\n }\n #ifdef localAmbientOcclusionOn\n ambient += computeLAO(posIS, tColor.a, vertLightDirection, normal);\n #endif\n }\n }\n #ifdef localAmbientOcclusionOn\n return tColor.rgb * (diffuse * vDiffuse + vAmbient * ambient) + specular*vSpecular;\n #else\n return tColor.rgb * (diffuse * vDiffuse + vAmbient) + specular*vSpecular;\n #endif\n }\n #endif\n #endif\n#endif\n\n//=======================================================================\n// Given a texture value compute the color and opacity\n//\nvec4 getColorForValue(vec4 tValue, vec3 posIS, vec3 tstep)\n{\n#ifdef vtkImageLabelOutlineOn\n vec3 centerPosIS = fragCoordToIndexSpace(gl_FragCoord); // pos in texture space\n vec4 centerValue = getTextureValue(centerPosIS);\n bool pixelOnBorder = false;\n vec4 tColor = texture2D(ctexture, vec2(centerValue.r * cscale0 + cshift0, 0.5));\n\n // Get alpha of segment from opacity function.\n tColor.a = texture2D(otexture, vec2(centerValue.r * oscale0 + oshift0, 0.5)).r;\n\n // Only perform outline check on fragments rendering voxels that aren't invisible.\n // Saves a bunch of needless checks on the background.\n // TODO define epsilon when building shader?\n if (float(tColor.a) > 0.01) {\n for (int i = -outlineThickness; i <= outlineThickness; i++) {\n for (int j = -outlineThickness; j <= outlineThickness; j++) {\n if (i == 0 || j == 0) {\n continue;\n }\n\n vec4 neighborPixelCoord = vec4(gl_FragCoord.x + float(i),\n gl_FragCoord.y + float(j),\n gl_FragCoord.z, gl_FragCoord.w);\n\n vec3 neighborPosIS = fragCoordToIndexSpace(neighborPixelCoord);\n vec4 value = getTextureValue(neighborPosIS);\n\n // If any of my neighbours are not the same value as I\n // am, this means I am on the border of the segment.\n // We can break the loops\n if (any(notEqual(value, centerValue))) {\n pixelOnBorder = true;\n break;\n }\n }\n\n if (pixelOnBorder == true) {\n break;\n }\n }\n\n // If I am on the border, I am displayed at full opacity\n if (pixelOnBorder == true) {\n tColor.a = outlineOpacity;\n }\n }\n\n#else\n // compute the normal and gradient magnitude if needed\n // We compute it as a vec4 if possible otherwise a mat4\n //\n vec4 goFactor = vec4(1.0,1.0,1.0,1.0);\n\n // compute the normal vectors as needed\n #if (vtkLightComplexity > 0) || defined(vtkGradientOpacityOn)\n #if defined(vtkIndependentComponentsOn) && (vtkNumComponents > 1)\n mat4 normalMat = computeMat4Normal(posIS, tValue, tstep);\n #if !defined(vtkComponent0Proportional)\n vec4 normal0 = normalMat[0];\n #endif\n #if !defined(vtkComponent1Proportional)\n vec4 normal1 = normalMat[1];\n #endif\n #if vtkNumComponents > 2\n #if !defined(vtkComponent2Proportional)\n vec4 normal2 = normalMat[2];\n #endif\n #if vtkNumComponents > 3\n #if !defined(vtkComponent3Proportional)\n vec4 normal3 = normalMat[3];\n #endif\n #endif\n #endif\n #else\n vec4 normalLight;\n #ifdef vtkComputeNormalFromOpacity\n #ifdef vtkGradientOpacityOn\n mat3 scalarInterp;\n vec3 secondaryGradientMag;\n vec4 normal0 = computeNormalForDensity(posIS, tValue.a, tstep, scalarInterp, secondaryGradientMag);\n normalLight = computeDensityNormal(tValue.a, normal0.w, scalarInterp,secondaryGradientMag);\n if (length(normalLight) == 0.0){\n normalLight = normal0;\n }\n #else\n vec3 scalarInterp;\n vec4 normal0 = computeNormalForDensity(posIS, tValue.a, tstep, scalarInterp);\n if (length(normal0)>0.0){\n normalLight = computeDensityNormal(tValue.a,scalarInterp);\n if (length(normalLight)==0.0){\n normalLight = normal0;\n }\n }\n #endif\n #else\n vec4 normal0 = computeNormal(posIS, tValue.a, tstep);\n normalLight = normal0;\n #endif\n #endif\n #endif\n\n // compute gradient opacity factors as needed\n #if defined(vtkGradientOpacityOn)\n #if !defined(vtkComponent0Proportional)\n goFactor.x =\n computeGradientOpacityFactor(normal0.a, goscale0, goshift0, gomin0, gomax0);\n #endif\n #if defined(vtkIndependentComponentsOn) && (vtkNumComponents > 1)\n #if !defined(vtkComponent1Proportional)\n goFactor.y =\n computeGradientOpacityFactor(normal1.a, goscale1, goshift1, gomin1, gomax1);\n #endif\n #if vtkNumComponents > 2\n #if !defined(vtkComponent2Proportional)\n goFactor.z =\n computeGradientOpacityFactor(normal2.a, goscale2, goshift2, gomin2, gomax2);\n #endif\n #if vtkNumComponents > 3\n #if !defined(vtkComponent3Proportional)\n goFactor.w =\n computeGradientOpacityFactor(normal3.a, goscale3, goshift3, gomin3, gomax3);\n #endif\n #endif\n #endif\n #endif\n #endif\n\n // single component is always independent\n #if vtkNumComponents == 1\n vec4 tColor = texture2D(ctexture, vec2(tValue.r * cscale0 + cshift0, 0.5));\n tColor.a = goFactor.x*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, 0.5)).r;\n if (tColor.a < EPSILON){\n return vec4(0.0);\n }\n #endif\n\n #if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 2\n vec4 tColor = mix0*texture2D(ctexture, vec2(tValue.r * cscale0 + cshift0, height0));\n #if !defined(vtkComponent0Proportional)\n tColor.a = goFactor.x*mix0*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, height0)).r;\n #else\n float pwfValue = texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, height0)).r;\n tColor *= pwfValue;\n tColor.a *= mix(pwfValue, 1.0, (1.0 - mix0));\n #endif\n\n vec3 tColor1 = mix1*texture2D(ctexture, vec2(tValue.g * cscale1 + cshift1, height1)).rgb;\n #if !defined(vtkComponent1Proportional)\n tColor.a += goFactor.y*mix1*texture2D(otexture, vec2(tValue.g * oscale1 + oshift1, height1)).r;\n #else\n float pwfValue = texture2D(otexture, vec2(tValue.g * oscale1 + oshift1, height1)).r;\n tColor1 *= pwfValue;\n tColor.a *= mix(pwfValue, 1.0, (1.0 - mix1));\n #endif\n\n #if vtkNumComponents >= 3\n vec3 tColor2 = mix2*texture2D(ctexture, vec2(tValue.b * cscale2 + cshift2, height2)).rgb;\n #if !defined(vtkComponent2Proportional)\n tColor.a += goFactor.z*mix2*texture2D(otexture, vec2(tValue.b * oscale2 + oshift2, height2)).r;\n #else\n float pwfValue = texture2D(otexture, vec2(tValue.b * oscale2 + oshift2, height2)).r;\n tColor2 *= pwfValue;\n tColor.a *= mix(pwfValue, 1.0, (1.0 - mix2));\n #endif\n\n #if vtkNumComponents >= 4\n vec3 tColor3 = mix3*texture2D(ctexture, vec2(tValue.a * cscale3 + cshift3, height3)).rgb;\n #if !defined(vtkComponent3Proportional)\n tColor.a += goFactor.w*mix3*texture2D(otexture, vec2(tValue.a * oscale3 + oshift3, height3)).r;\n #else\n float pwfValue = texture2D(otexture, vec2(tValue.a * oscale3 + oshift3, height3)).r;\n tColor3 *= pwfValue;\n tColor.a *= mix(pwfValue, 1.0, (1.0 - mix3));\n #endif\n #endif\n #endif\n #else // then not independent\n\n #if vtkNumComponents == 2\n float lum = tValue.r * cscale0 + cshift0;\n float alpha = goFactor.x*texture2D(otexture, vec2(tValue.a * oscale1 + oshift1, 0.5)).r;\n vec4 tColor = vec4(lum, lum, lum, alpha);\n #endif\n #if vtkNumComponents == 3\n vec4 tColor;\n tColor.r = tValue.r * cscale0 + cshift0;\n tColor.g = tValue.g * cscale1 + cshift1;\n tColor.b = tValue.b * cscale2 + cshift2;\n tColor.a = goFactor.x*texture2D(otexture, vec2(tValue.a * oscale0 + oshift0, 0.5)).r;\n #endif\n #if vtkNumComponents == 4\n vec4 tColor;\n tColor.r = tValue.r * cscale0 + cshift0;\n tColor.g = tValue.g * cscale1 + cshift1;\n tColor.b = tValue.b * cscale2 + cshift2;\n tColor.a = goFactor.x*texture2D(otexture, vec2(tValue.a * oscale3 + oshift3, 0.5)).r;\n #endif\n #endif // dependent\n\n // apply lighting if requested as appropriate\n #if vtkLightComplexity > 0\n #if !defined(vtkComponent0Proportional)\n #if vtkNumComponents == 1\n #ifdef SurfaceShadowOn\n #if vtkLightComplexity < 3\n vec3 tColorS = applyLightingDirectional(posIS, tColor, normalLight);\n #else\n vec3 tColorS = applyLightingPositional(posIS, tColor, normalLight, IStoVC(posIS));\n #endif\n #endif\n\n #ifdef VolumeShadowOn\n vec3 tColorVS = applyShadowRay(tColor.rgb, posIS, rayDirVC);\n #ifdef SurfaceShadowOn\n float vol_coef = volumetricScatteringBlending * (1.0 - tColor.a / 2.0) * (1.0 - atan(normalLight.w) * INV4PI);\n tColor.rgb = (1.0-vol_coef) * tColorS + vol_coef * tColorVS;\n #else\n tColor.rgb = tColorVS;\n #endif\n #else\n tColor.rgb = tColorS;\n #endif\n\n #else\n applyLighting(tColor.rgb, normal0);\n #endif\n #endif\n\n #if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 2\n #if !defined(vtkComponent1Proportional)\n applyLighting(tColor1, normal1);\n #endif\n #if vtkNumComponents >= 3\n #if !defined(vtkComponent2Proportional)\n applyLighting(tColor2, normal2);\n #endif\n #if vtkNumComponents >= 4\n #if !defined(vtkComponent3Proportional)\n applyLighting(tColor3, normal3);\n #endif\n #endif\n #endif\n #endif\n #endif\n\n// perform final independent blend as needed\n#if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 2\n tColor.rgb += tColor1;\n#if vtkNumComponents >= 3\n tColor.rgb += tColor2;\n#if vtkNumComponents >= 4\n tColor.rgb += tColor3;\n#endif\n#endif\n#endif\n\n#endif\nreturn tColor;\n}\n\nbool valueWithinScalarRange(vec4 val, vec4 min, vec4 max) {\n bool withinRange = false;\n #if vtkNumComponents == 1\n if (val.r >= min.r && val.r <= max.r) {\n withinRange = true;\n }\n #endif\n #if defined(vtkIndependentComponentsOn) && vtkNumComponents == 2\n if (val.r >= min.r && val.r <= max.r &&\n val.g >= min.g && val.g <= max.g) {\n withinRange = true;\n }\n #endif\n #if defined(vtkIndependentComponentsOn) && vtkNumComponents >= 3\n if (all(greaterThanEqual(val, ipScalarRangeMin)) &&\n all(lessThanEqual(val, ipScalarRangeMax))) {\n withinRange = true;\n }\n #endif\n return withinRange;\n}\n\n//=======================================================================\n// Apply the specified blend mode operation along the ray's path.\n//\nvoid applyBlend(vec3 posIS, vec3 endIS, vec3 tdims)\n{\n vec3 tstep = 1.0/tdims;\n\n // start slightly inside and apply some jitter\n vec3 delta = endIS - posIS;\n vec3 stepIS = normalize(delta)*sampleDistanceIS;\n float raySteps = length(delta)/sampleDistanceIS;\n\n // avoid 0.0 jitter\n float jitter = 0.01 + 0.99*texture2D(jtexture, gl_FragCoord.xy/32.0).r;\n float stepsTraveled = jitter;\n\n // local vars for the loop\n vec4 color = vec4(0.0, 0.0, 0.0, 0.0);\n vec4 tValue;\n vec4 tColor;\n\n // if we have less than one step then pick the middle point\n // as our value\n // if (raySteps <= 1.0)\n // {\n // posIS = (posIS + endIS)*0.5;\n // }\n\n // Perform initial step at the volume boundary\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n #if vtkBlendMode == 0 // COMPOSITE_BLEND\n // now map through opacity and color\n tColor = getColorForValue(tValue, posIS, tstep);\n\n // handle very thin volumes\n if (raySteps <= 1.0)\n {\n tColor.a = 1.0 - pow(1.0 - tColor.a, raySteps);\n gl_FragData[0] = tColor;\n return;\n }\n\n tColor.a = 1.0 - pow(1.0 - tColor.a, jitter);\n color = vec4(tColor.rgb*tColor.a, tColor.a);\n posIS += (jitter*stepIS);\n\n for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n {\n if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // now map through opacity and color\n tColor = getColorForValue(tValue, posIS, tstep);\n\n float mix = (1.0 - color.a);\n\n // this line should not be needed but nvidia seems to not handle\n // the break correctly on windows/chrome 58 angle\n //mix = mix * sign(max(raySteps - stepsTraveled - 1.0, 0.0));\n\n color = color + vec4(tColor.rgb*tColor.a, tColor.a)*mix;\n stepsTraveled++;\n posIS += stepIS;\n if (color.a > 0.99) { color.a = 1.0; break; }\n }\n\n if (color.a < 0.99 && (raySteps - stepsTraveled) > 0.0)\n {\n posIS = endIS;\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // now map through opacity and color\n tColor = getColorForValue(tValue, posIS, tstep);\n tColor.a = 1.0 - pow(1.0 - tColor.a, raySteps - stepsTraveled);\n\n float mix = (1.0 - color.a);\n color = color + vec4(tColor.rgb*tColor.a, tColor.a)*mix;\n }\n\n gl_FragData[0] = vec4(color.rgb/color.a, color.a);\n #endif\n #if vtkBlendMode == 1 || vtkBlendMode == 2\n // MAXIMUM_INTENSITY_BLEND || MINIMUM_INTENSITY_BLEND\n // Find maximum/minimum intensity along the ray.\n\n // Define the operation we will use (min or max)\n #if vtkBlendMode == 1\n #define OP max\n #else\n #define OP min\n #endif\n\n // If the clipping range is shorter than the sample distance\n // we can skip the sampling loop along the ray.\n if (raySteps <= 1.0)\n {\n gl_FragData[0] = getColorForValue(tValue, posIS, tstep);\n return;\n }\n\n vec4 value = tValue;\n posIS += (jitter*stepIS);\n\n // Sample along the ray until MaximumSamplesValue,\n // ending slightly inside the total distance\n for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n {\n // If we have reached the last step, break\n if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // Update the maximum value if necessary\n value = OP(tValue, value);\n\n // Otherwise, continue along the ray\n stepsTraveled++;\n posIS += stepIS;\n }\n\n // Perform the last step along the ray using the\n // residual distance\n posIS = endIS;\n tValue = getTextureValue(posIS);\n value = OP(tValue, value);\n\n // Now map through opacity and color\n gl_FragData[0] = getColorForValue(value, posIS, tstep);\n #endif\n #if vtkBlendMode == 3 || vtkBlendMode == 4 //AVERAGE_INTENSITY_BLEND || ADDITIVE_BLEND\n vec4 sum = vec4(0.);\n\n if (valueWithinScalarRange(tValue, ipScalarRangeMin, ipScalarRangeMax)) {\n sum += tValue;\n }\n\n if (raySteps <= 1.0) {\n gl_FragData[0] = getColorForValue(sum, posIS, tstep);\n return;\n }\n\n posIS += (jitter*stepIS);\n\n // Sample along the ray until MaximumSamplesValue,\n // ending slightly inside the total distance\n for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n {\n // If we have reached the last step, break\n if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // One can control the scalar range by setting the AverageIPScalarRange to disregard scalar values, not in the range of interest, from the average computation.\n // Notes:\n // - We are comparing all values in the texture to see if any of them\n // are outside of the scalar range. In the future we might want to allow\n // scalar ranges for each component.\n if (valueWithinScalarRange(tValue, ipScalarRangeMin, ipScalarRangeMax)) {\n // Sum the values across each step in the path\n sum += tValue;\n }\n stepsTraveled++;\n posIS += stepIS;\n }\n\n // Perform the last step along the ray using the\n // residual distance\n posIS = endIS;\n\n // compute the scalar\n tValue = getTextureValue(posIS);\n\n // One can control the scalar range by setting the IPScalarRange to disregard scalar values, not in the range of interest, from the average computation\n if (valueWithinScalarRange(tValue, ipScalarRangeMin, ipScalarRangeMax)) {\n sum += tValue;\n\n stepsTraveled++;\n }\n\n #if vtkBlendMode == 3 // Average\n sum /= vec4(stepsTraveled, stepsTraveled, stepsTraveled, 1.0);\n #endif\n\n gl_FragData[0] = getColorForValue(sum, posIS, tstep);\n #endif\n #if vtkBlendMode == 5 // RADON\n float normalizedRayIntensity = 1.0;\n\n // handle very thin volumes\n if (raySteps <= 1.0)\n {\n tValue = getTextureValue(posIS);\n normalizedRayIntensity = normalizedRayIntensity - sampleDistance*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, 0.5)).r;\n gl_FragData[0] = texture2D(ctexture, vec2(normalizedRayIntensity, 0.5));\n return;\n }\n\n posIS += (jitter*stepIS);\n\n for (int i = 0; i < //VTK::MaximumSamplesValue ; ++i)\n {\n if (stepsTraveled + 1.0 >= raySteps) { break; }\n\n // compute the scalar value\n tValue = getTextureValue(posIS);\n\n // Convert scalar value to normalizedRayIntensity coefficient and accumulate normalizedRayIntensity\n normalizedRayIntensity = normalizedRayIntensity - sampleDistance*texture2D(otexture, vec2(tValue.r * oscale0 + oshift0, 0.5)).r;\n\n posIS += stepIS;\n stepsTraveled++;\n }\n\n // map normalizedRayIntensity to color\n gl_FragData[0] = texture2D(ctexture, vec2(normalizedRayIntensity , 0.5));\n\n #endif\n}\n\n//=======================================================================\n// Compute a new start and end point for a given ray based\n// on the provided bounded clipping plane (aka a rectangle)\nvoid getRayPointIntersectionBounds(\n vec3 rayPos, vec3 rayDir,\n vec3 planeDir, float planeDist,\n inout vec2 tbounds, vec3 vPlaneX, vec3 vPlaneY,\n float vSize1, float vSize2)\n{\n float result = dot(rayDir, planeDir);\n if (abs(result) < 1e-6)\n {\n return;\n }\n result = -1.0 * (dot(rayPos, planeDir) + planeDist) / result;\n vec3 xposVC = rayPos + rayDir*result;\n vec3 vxpos = xposVC - vOriginVC;\n vec2 vpos = vec2(\n dot(vxpos, vPlaneX),\n dot(vxpos, vPlaneY));\n\n // on some apple nvidia systems this does not work\n // if (vpos.x < 0.0 || vpos.x > vSize1 ||\n // vpos.y < 0.0 || vpos.y > vSize2)\n // even just\n // if (vpos.x < 0.0 || vpos.y < 0.0)\n // fails\n // so instead we compute a value that represents in and out\n //and then compute the return using this value\n float xcheck = max(0.0, vpos.x * (vpos.x - vSize1)); // 0 means in bounds\n float check = sign(max(xcheck, vpos.y * (vpos.y - vSize2))); // 0 means in bounds, 1 = out\n\n tbounds = mix(\n vec2(min(tbounds.x, result), max(tbounds.y, result)), // in value\n tbounds, // out value\n check); // 0 in 1 out\n}\n\n//=======================================================================\n// given a\n// - ray direction (rayDir)\n// - starting point (vertexVCVSOutput)\n// - bounding planes of the volume\n// - optionally depth buffer values\n// - far clipping plane\n// compute the start/end distances of the ray we need to cast\nvec2 computeRayDistances(vec3 rayDir, vec3 tdims)\n{\n vec2 dists = vec2(100.0*camFar, -1.0);\n\n vec3 vSize = vSpacing*tdims;\n\n // all this is in View Coordinates\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal0, vPlaneDistance0, dists, vPlaneNormal2, vPlaneNormal4,\n vSize.y, vSize.z);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal1, vPlaneDistance1, dists, vPlaneNormal2, vPlaneNormal4,\n vSize.y, vSize.z);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal2, vPlaneDistance2, dists, vPlaneNormal0, vPlaneNormal4,\n vSize.x, vSize.z);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal3, vPlaneDistance3, dists, vPlaneNormal0, vPlaneNormal4,\n vSize.x, vSize.z);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal4, vPlaneDistance4, dists, vPlaneNormal0, vPlaneNormal2,\n vSize.x, vSize.y);\n getRayPointIntersectionBounds(vertexVCVSOutput, rayDir,\n vPlaneNormal5, vPlaneDistance5, dists, vPlaneNormal0, vPlaneNormal2,\n vSize.x, vSize.y);\n\n //VTK::ClipPlane::Impl\n\n // do not go behind front clipping plane\n dists.x = max(0.0,dists.x);\n\n // do not go PAST far clipping plane\n float farDist = -camThick/rayDir.z;\n dists.y = min(farDist,dists.y);\n\n // Do not go past the zbuffer value if set\n // This is used for intermixing opaque geometry\n //VTK::ZBuffer::Impl\n\n return dists;\n}\n\n//=======================================================================\n// Compute the index space starting position (pos) and end\n// position\n//\nvoid computeIndexSpaceValues(out vec3 pos, out vec3 endPos, vec3 rayDir, vec2 dists)\n{\n // compute starting and ending values in volume space\n pos = vertexVCVSOutput + dists.x*rayDir;\n pos = pos - vOriginVC;\n // convert to volume basis and origin\n pos = vec3(\n dot(pos, vPlaneNormal0),\n dot(pos, vPlaneNormal2),\n dot(pos, vPlaneNormal4));\n\n endPos = vertexVCVSOutput + dists.y*rayDir;\n endPos = endPos - vOriginVC;\n endPos = vec3(\n dot(endPos, vPlaneNormal0),\n dot(endPos, vPlaneNormal2),\n dot(endPos, vPlaneNormal4));\n\n float delta = length(endPos - pos);\n\n pos *= vVCToIJK;\n endPos *= vVCToIJK;\n\n float delta2 = length(endPos - pos);\n sampleDistanceIS = sampleDistance*delta2/delta;\n #ifdef VolumeShadowOn\n sampleDistanceISVS = sampleDistanceIS * volumeShadowSamplingDistFactor;\n #endif\n}\n\nvoid main()\n{\n\n if (cameraParallel == 1)\n {\n // Camera is parallel, so the rayDir is just the direction of the camera.\n rayDirVC = vec3(0.0, 0.0, -1.0);\n } else {\n // camera is at 0,0,0 so rayDir for perspective is just the vc coord\n rayDirVC = normalize(vertexVCVSOutput);\n }\n\n vec3 tdims = vec3(volumeDimensions);\n\n // compute the start and end points for the ray\n vec2 rayStartEndDistancesVC = computeRayDistances(rayDirVC, tdims);\n\n // do we need to composite? aka does the ray have any length\n // If not, bail out early\n if (rayStartEndDistancesVC.y <= rayStartEndDistancesVC.x)\n {\n discard;\n }\n\n // IS = Index Space\n vec3 posIS;\n vec3 endIS;\n computeIndexSpaceValues(posIS, endIS, rayDirVC, rayStartEndDistancesVC);\n\n // Perform the blending operation along the ray\n applyBlend(posIS, endIS, tdims);\n}\n";function Fn(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}var Un=ht.t7,kn=ht.E0;function Gn(e,t){t.classHierarchy.push("vtkOpenGLVolumeMapper"),e.buildPass=function(){t.zBufferTexture=null},e.zBufferPass=function(e,r){if(e){var n=r.getZBufferTexture();n!==t.zBufferTexture&&(t.zBufferTexture=n)}},e.opaqueZBufferPass=function(t,r){return e.zBufferPass(t,r)},e.volumePass=function(r,n){if(r){t._openGLRenderWindow=e.getFirstAncestorOfType("vtkOpenGLRenderWindow"),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.jitterTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.scalarTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.opacityTexture.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLVolume=e.getFirstAncestorOfType("vtkOpenGLVolume");var a=t.openGLVolume.getRenderable();t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer");var o=t._openGLRenderer.getRenderable();t.openGLCamera=t._openGLRenderer.getViewNodeFor(o.getActiveCamera()),e.renderPiece(o,a)}},e.buildShaders=function(t,r,n){e.getShaderTemplate(t,r,n),e.replaceShaderValues(t,r,n)},e.getShaderTemplate=function(e,t,r){e.Vertex=Nn,e.Fragment=Bn,e.Geometry=""},e.replaceShaderValues=function(r,n,a){var o=r.Fragment;a.getProperty().getInterpolationType()===Vn.LINEAR&&(o=Sr.substitute(o,"//VTK::TrilinearOn","#define vtkTrilinearOn").result),!0===a.getProperty().getUseLabelOutline()&&(o=Sr.substitute(o,"//VTK::ImageLabelOutlineOn","#define vtkImageLabelOutlineOn").result);var i=t.scalarTexture.getComponents();o=Sr.substitute(o,"//VTK::NumComponents","#define vtkNumComponents ".concat(i)).result;var s=a.getProperty().getIndependentComponents();if(s){o=Sr.substitute(o,"//VTK::IndependentComponentsOn","#define vtkIndependentComponentsOn").result;for(var l=[],c=0;c<i;c++)a.getProperty().getOpacityMode(c)===Ln.PROPORTIONAL&&l.push("#define vtkComponent".concat(c,"Proportional"));l.length>0&&(o=Sr.substitute(o,"//VTK::vtkProportionalComponents",l.join("\n")).result)}var u=t.currentInput.getSpatialExtent(),d=t.currentInput.getSpacing(),f=new Float64Array(3);ot.R3.set(f,(u[1]-u[0])*d[0],(u[3]-u[2])*d[1],(u[5]-u[4])*d[2]);var p=ot.R3.length(f)/t.renderable.getSampleDistance();o=Sr.substitute(o,"//VTK::MaximumSamplesValue","".concat(Math.ceil(p))).result,o=Sr.substitute(o,"//VTK::LightComplexity","#define vtkLightComplexity ".concat(t.lastLightComplexity)).result,t.lastLightComplexity>0&&(t.renderable.getVolumetricScatteringBlending()>0&&(o=Sr.substitute(o,"//VTK::VolumeShadowOn","#define VolumeShadowOn").result),t.renderable.getVolumetricScatteringBlending()<1&&(o=Sr.substitute(o,"//VTK::SurfaceShadowOn","#define SurfaceShadowOn").result),t.renderable.getLocalAmbientOcclusion()&&a.getProperty().getAmbient()>0&&(o=Sr.substitute(o,"//VTK::localAmbientOcclusionOn","#define localAmbientOcclusionOn").result)),t.gopacity=a.getProperty().getUseGradientOpacity(0);for(var g=1;s&&!t.gopacity&&g<i;++g)a.getProperty().getUseGradientOpacity(g)&&(t.gopacity=!0);t.gopacity&&(o=Sr.substitute(o,"//VTK::GradientOpacityOn","#define vtkGradientOpacityOn").result),t.renderable.getComputeNormalFromOpacity()&&(o=Sr.substitute(o,"//VTK::vtkComputeNormalFromOpacity","#define vtkComputeNormalFromOpacity").result),null!==t.zBufferTexture&&(o=Sr.substitute(o,"//VTK::ZBuffer::Dec",["uniform sampler2D zBufferTexture;","uniform float vpWidth;","uniform float vpHeight;"]).result,o=Sr.substitute(o,"//VTK::ZBuffer::Impl",["vec4 depthVec = texture2D(zBufferTexture, vec2(gl_FragCoord.x / vpWidth, gl_FragCoord.y/vpHeight));","float zdepth = (depthVec.r*256.0 + depthVec.g)/257.0;","zdepth = zdepth * 2.0 - 1.0;","if (cameraParallel == 0) {","zdepth = -2.0 * camFar * camNear / (zdepth*(camFar-camNear)-(camFar+camNear)) - camNear;}","else {","zdepth = (zdepth + 1.0) * 0.5 * (camFar - camNear);}\n","zdepth = -zdepth/rayDir.z;","dists.y = min(zdepth,dists.y);"]).result),o=Sr.substitute(o,"//VTK::BlendMode","".concat(t.renderable.getBlendMode())).result,r.Fragment=o,e.replaceShaderLight(r,n,a),e.replaceShaderClippingPlane(r,n,a)},e.replaceShaderLight=function(e,r,n){if(0!==t.lastLightComplexity){var a=e.Fragment,o=0;r.getLights().forEach((function(e){e.getSwitch()&&(o+=1)})),a=Sr.substitute(a,"//VTK::Light::Dec",["uniform int lightNum;","uniform bool twoSidedLighting;","uniform vec3 lightColor[".concat(o,"];"),"uniform vec3 lightDirectionVC[".concat(o,"]; // normalized"),"uniform vec3 lightHalfAngleVC[".concat(o,"];"),"//VTK::Light::Dec"],!1).result,3===t.lastLightComplexity&&(a=Sr.substitute(a,"//VTK::Light::Dec",["uniform vec3 lightPositionVC[".concat(o,"];"),"uniform vec3 lightAttenuation[".concat(o,"];"),"uniform float lightConeAngle[".concat(o,"];"),"uniform float lightExponent[".concat(o,"];"),"uniform int lightPositional[".concat(o,"];")],!1).result),t.renderable.getVolumetricScatteringBlending()>0&&(a=Sr.substitute(a,"//VTK::VolumeShadow::Dec",["uniform float volumetricScatteringBlending;","uniform float giReach;","uniform float volumeShadowSamplingDistFactor;","uniform float anisotropy;","uniform float anisotropy2;"],!1).result),t.renderable.getLocalAmbientOcclusion()&&n.getProperty().getAmbient()>0&&(a=Sr.substitute(a,"//VTK::LAO::Dec",["uniform int kernelRadius;","uniform vec2 kernelSample[".concat(t.renderable.getLAOKernelRadius(),"];"),"uniform int kernelSize;"],!1).result),e.Fragment=a}},e.replaceShaderClippingPlane=function(e,r,n){var a=e.Fragment;if(t.renderable.getClippingPlanes().length>0){var o=t.renderable.getClippingPlanes().length;a=Sr.substitute(a,"//VTK::ClipPlane::Dec",["uniform vec3 vClipPlaneNormals[6];","uniform float vClipPlaneDistances[6];","//VTK::ClipPlane::Dec"],!1).result,a=Sr.substitute(a,"//VTK::ClipPlane::Impl",["for(int i = 0; i < ".concat(o,"; i++) {")," float rayDirRatio = dot(rayDir, vClipPlaneNormals[i]);"," float equationResult = dot(vertexVCVSOutput, vClipPlaneNormals[i]) + vClipPlaneDistances[i];"," if (rayDirRatio == 0.0)"," {"," if (equationResult < 0.0) dists.x = dists.y;"," continue;"," }"," float result = -1.0 * equationResult / rayDirRatio;"," if (rayDirRatio < 0.0) dists.y = min(dists.y, result);"," else dists.x = max(dists.x, result);","}","//VTK::ClipPlane::Impl"],!1).result}e.Fragment=a},e.getNeedToRebuildShaders=function(r,n,a){var o=0;a.getProperty().getShade()&&t.renderable.getBlendMode()===C.COMPOSITE_BLEND&&(o=0,t.numberOfLights=0,n.getLights().forEach((function(e){e.getSwitch()>0&&(t.numberOfLights++,0===o&&(o=1)),1===o&&(t.numberOfLights>1||1!==e.getIntensity()||!e.lightTypeIsHeadLight())&&(o=2),o<3&&e.getPositional()&&(o=3)})));var i=!1;t.lastLightComplexity!==o&&(t.lastLightComplexity=o,i=!0);var s=t.scalarTexture.getComponents(),l=a.getProperty().getIndependentComponents(),c=!1,u=[];if(l){for(var d=0;d<s;d++)u.push(a.getProperty().getOpacityMode(d));u.length>0&&(c=!0)}var f=t.currentInput.getSpatialExtent(),p=t.currentInput.getSpacing(),g=new Float64Array(3);ot.R3.set(g,(f[1]-f[0])*p[0],(f[3]-f[2])*p[1],(f[5]-f[4])*p[2]);var m=ot.R3.length(g)/t.renderable.getSampleDistance(),h={interpolationType:a.getProperty().getInterpolationType(),useLabelOutline:a.getProperty().getUseLabelOutline(),numComp:s,usesProportionalComponents:c,iComps:l,maxSamples:m,useGradientOpacity:a.getProperty().getUseGradientOpacity(0),blendMode:t.renderable.getBlendMode(),proportionalComponents:u};return t.previousState&&t.previousState.interpolationType===h.interpolationType&&t.previousState.useLabelOutline===h.useLabelOutline&&t.previousState.numComp===h.numComp&&t.previousState.usesProportionalComponents===h.usesProportionalComponents&&t.previousState.iComps===h.iComps&&t.previousState.maxSamples===h.maxSamples&&t.previousState.useGradientOpacity===h.useGradientOpacity&&t.previousState.blendMode===h.blendMode&&function(e,t){if(e.length!==t.length)return!1;for(var r=0;r<e.length;++r)if(e[r]!==t[r])return!1;return!0}(t.previousState.proportionalComponents,h.proportionalComponents)?!!(0===r.getProgram()||i||t.lastHaveSeenDepthRequest!==t.haveSeenDepthRequest||!!t.lastZBufferTexture!=!!t.zBufferTexture||r.getShaderSourceTime().getMTime()<e.getMTime()||r.getShaderSourceTime().getMTime()<t.renderable.getMTime())&&(t.lastZBufferTexture=t.zBufferTexture,!0):(t.previousState=function(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?Fn(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):Fn(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}({},h),!0)},e.updateShaders=function(r,n,a){if(t.lastBoundBO=r,e.getNeedToRebuildShaders(r,n,a)){var o={Vertex:null,Fragment:null,Geometry:null};e.buildShaders(o,n,a);var i=t._openGLRenderWindow.getShaderCache().readyShaderProgramArray(o.Vertex,o.Fragment,o.Geometry);i!==r.getProgram()&&(r.setProgram(i),r.getVAO().releaseGraphicsResources()),r.getShaderSourceTime().modified()}else t._openGLRenderWindow.getShaderCache().readyShaderProgram(r.getProgram());r.getVAO().bind(),e.setMapperShaderParameters(r,n,a),e.setCameraShaderParameters(r,n,a),e.setPropertyShaderParameters(r,n,a),e.getClippingPlaneShaderParameters(r,n,a)},e.setMapperShaderParameters=function(e,r,n){var a=e.getProgram();e.getCABO().getElementCount()&&(t.VBOBuildTime.getMTime()>e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()>e.getAttributeUpdateTime().getMTime())&&(a.isAttributeUsed("vertexDC")&&(e.getVAO().addAttributeArray(a,e.getCABO(),"vertexDC",e.getCABO().getVertexOffset(),e.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||kn("Error setting vertexDC in shader VAO.")),e.getAttributeUpdateTime().modified()),a.setUniformi("texture1",t.scalarTexture.getTextureUnit()),a.setUniformf("sampleDistance",t.renderable.getSampleDistance());for(var o=t.scalarTexture.getVolumeInfo(),i=t.renderable.getIpScalarRange(),s=[],l=[],c=0;c<4;c++)s[c]=i[0]*o.dataComputedScale[c]+o.dataComputedOffset[c],l[c]=i[1]*o.dataComputedScale[c]+o.dataComputedOffset[c],s[c]=(s[c]-o.offset[c])/o.scale[c],l[c]=(l[c]-o.offset[c])/o.scale[c];if(a.setUniform4f("ipScalarRangeMin",s[0],s[1],s[2],s[3]),a.setUniform4f("ipScalarRangeMax",l[0],l[1],l[2],l[3]),null!==t.zBufferTexture){a.setUniformi("zBufferTexture",t.zBufferTexture.getTextureUnit());var u=t._useSmallViewport?[t._smallViewportWidth,t._smallViewportHeight]:t._openGLRenderWindow.getFramebufferSize();a.setUniformf("vpWidth",u[0]),a.setUniformf("vpHeight",u[1])}},e.setCameraShaderParameters=function(r,n,a){var o=t.openGLCamera.getKeyMatrices(n),i=t.openGLVolume.getKeyMatrices();ot._E.multiply(t.modelToView,o.wcvc,i.mcwc);var s=r.getProgram(),l=t.openGLCamera.getRenderable(),c=l.getClippingRange();s.setUniformf("camThick",c[1]-c[0]),s.setUniformf("camNear",c[0]),s.setUniformf("camFar",c[1]);for(var u=t.currentInput.getBounds(),d=t.currentInput.getDimensions(),f=new Float64Array(3),p=new Float64Array(3),g=1,m=-1,h=1,v=-1,y=0;y<8;++y){if(ot.R3.set(f,u[y%2],u[2+Math.floor(y/2)%2],u[4+Math.floor(y/4)]),ot.R3.transformMat4(f,f,t.modelToView),!l.getParallelProjection()){ot.R3.normalize(p,f);var b=-c[0]/f[2];ot.R3.scale(f,p,b)}ot.R3.transformMat4(f,f,o.vcpc),g=Math.min(f[0],g),m=Math.max(f[0],m),h=Math.min(f[1],h),v=Math.max(f[1],v)}s.setUniformf("dcxmin",g),s.setUniformf("dcxmax",m),s.setUniformf("dcymin",h),s.setUniformf("dcymax",v),s.isUniformUsed("cameraParallel")&&s.setUniformi("cameraParallel",l.getParallelProjection());var T=t.currentInput.getSpatialExtent(),C=t.currentInput.getSpacing(),x=new Float64Array(3);ot.R3.set(x,(T[1]-T[0])*C[0],(T[3]-T[2])*C[1],(T[5]-T[4])*C[2]),s.setUniform3f("vSpacing",C[0],C[1],C[2]),ot.R3.set(f,T[0],T[2],T[4]),t.currentInput.indexToWorldVec3(f,f),ot.R3.transformMat4(f,f,t.modelToView),s.setUniform3f("vOriginVC",f[0],f[1],f[2]);var S=t.currentInput.getIndexToWorld();ot._E.multiply(t.idxToView,t.modelToView,S),ot.wO.multiply(t.idxNormalMatrix,o.normalMatrix,i.normalMatrix),ot.wO.multiply(t.idxNormalMatrix,t.idxNormalMatrix,t.currentInput.getDirectionByReference());var P=ot.R3.length(x)/t.renderable.getSampleDistance();P>t.renderable.getMaximumSamplesPerRay()&&Un("The number of steps required ".concat(Math.ceil(P)," is larger than the\n specified maximum number of steps ").concat(t.renderable.getMaximumSamplesPerRay(),".\n Please either change the\n volumeMapper sampleDistance or its maximum number of samples."));var w=new Float64Array(3);if(ot.R3.set(w,1,1,1),ot.R3.divide(w,w,x),s.setUniform3f("vVCToIJK",w[0],w[1],w[2]),s.setUniform3i("volumeDimensions",d[0],d[1],d[2]),!t._openGLRenderWindow.getWebgl2()){var O=t.scalarTexture.getVolumeInfo();s.setUniformf("texWidth",t.scalarTexture.getWidth()),s.setUniformf("texHeight",t.scalarTexture.getHeight()),s.setUniformi("xreps",O.xreps),s.setUniformi("xstride",O.xstride),s.setUniformi("ystride",O.ystride)}for(var I=new Float64Array(3),A=new Float64Array(3),R=0;R<6;++R){switch(R){case 1:ot.R3.set(I,-1,0,0),ot.R3.set(A,T[0],T[2],T[4]);break;case 2:ot.R3.set(I,0,1,0),ot.R3.set(A,T[1],T[3],T[5]);break;case 3:ot.R3.set(I,0,-1,0),ot.R3.set(A,T[0],T[2],T[4]);break;case 4:ot.R3.set(I,0,0,1),ot.R3.set(A,T[1],T[3],T[5]);break;case 5:ot.R3.set(I,0,0,-1),ot.R3.set(A,T[0],T[2],T[4]);break;default:ot.R3.set(I,1,0,0),ot.R3.set(A,T[1],T[3],T[5])}ot.R3.transformMat3(I,I,t.idxNormalMatrix),ot.R3.transformMat4(A,A,t.idxToView);var E=-1*ot.R3.dot(A,I);s.setUniform3f("vPlaneNormal".concat(R),I[0],I[1],I[2]),s.setUniformf("vPlaneDistance".concat(R),E)}if(a.getProperty().getUseLabelOutline()){var M=t.currentInput.getWorldToIndex();s.setUniformMatrix("vWCtoIDX",M);var D=n.getActiveCamera(),V=D.getClippingRange(),L=(0,Ft.Z)(V,2),_=L[0],N=L[1],B=D.getDistance();D.setClippingRange(B,B+.1);var F=t.openGLCamera.getKeyMatrices(n);ot._E.invert(t.projectionToWorld,F.wcpc),D.setClippingRange(_,N),t.openGLCamera.getKeyMatrices(n),s.setUniformMatrix("PCWCMatrix",t.projectionToWorld);var U=e.getRenderTargetSize();s.setUniformf("vpWidth",U[0]),s.setUniformf("vpHeight",U[1]);var k=e.getRenderTargetOffset();s.setUniformf("vpOffsetX",k[0]/U[0]),s.setUniformf("vpOffsetY",k[1]/U[1])}if(ot._E.invert(t.projectionToView,o.vcpc),s.setUniformMatrix("PCVCMatrix",t.projectionToView),0!==t.lastLightComplexity){var G=0,W=[],z=[],j=[];if(n.getLights().forEach((function(e){if(e.getSwitch()>0){var t=e.getColor(),r=e.getIntensity();W[0+3*G]=t[0]*r,W[1+3*G]=t[1]*r,W[2+3*G]=t[2]*r;var n=e.getDirection();ot.R3.set(I,n[0],n[1],n[2]),ot.R3.transformMat3(I,I,o.normalMatrix),ot.R3.normalize(I,I),z[0+3*G]=I[0],z[1+3*G]=I[1],z[2+3*G]=I[2],j[0+3*G]=-.5*I[0],j[1+3*G]=-.5*I[1],j[2+3*G]=-.5*(I[2]-1),G++}})),s.setUniformi("twoSidedLighting",n.getTwoSidedLighting()),s.setUniformi("lightNum",G),s.setUniform3fv("lightColor",W),s.setUniform3fv("lightDirectionVC",z),s.setUniform3fv("lightHalfAngleVC",j),3===t.lastLightComplexity){G=0;var H=[],K=[],Z=[],X=[],q=[];n.getLights().forEach((function(e){if(e.getSwitch()>0){var r=e.getAttenuationValues();K[0+3*G]=r[0],K[1+3*G]=r[1],K[2+3*G]=r[2],X[G]=e.getExponent(),Z[G]=e.getConeAngle(),q[G]=e.getPositional();var n=e.getTransformedPosition();ot.R3.transformMat4(n,n,t.modelToView),H[0+3*G]=n[0],H[1+3*G]=n[1],H[2+3*G]=n[2],G+=1}})),s.setUniform3fv("lightPositionVC",H),s.setUniform3fv("lightAttenuation",K),s.setUniformfv("lightConeAngle",Z),s.setUniformfv("lightExponent",X),s.setUniformiv("lightPositional",q)}if(t.renderable.getVolumetricScatteringBlending()>0&&(s.setUniformf("giReach",t.renderable.getGlobalIlluminationReach()),s.setUniformf("volumetricScatteringBlending",t.renderable.getVolumetricScatteringBlending()),s.setUniformf("volumeShadowSamplingDistFactor",t.renderable.getVolumeShadowSamplingDistFactor()),s.setUniformf("anisotropy",t.renderable.getAnisotropy()),s.setUniformf("anisotropy2",Math.pow(t.renderable.getAnisotropy(),2))),t.renderable.getLocalAmbientOcclusion()&&a.getProperty().getAmbient()>0){var Y=t.renderable.getLAOKernelSize();s.setUniformi("kernelSize",Y);for(var $=[],Q=0;Q<Y;Q++)$[2*Q]=.5*Math.random(),$[2*Q+1]=.5*Math.random();s.setUniform2fv("kernelSample",$),s.setUniformi("kernelRadius",t.renderable.getLAOKernelRadius())}}},e.setPropertyShaderParameters=function(e,r,n){var a=e.getProgram();a.setUniformi("ctexture",t.colorTexture.getTextureUnit()),a.setUniformi("otexture",t.opacityTexture.getTextureUnit()),a.setUniformi("jtexture",t.jitterTexture.getTextureUnit());var o=t.scalarTexture.getVolumeInfo(),i=n.getProperty(),s=t.scalarTexture.getComponents(),l=n.getProperty().getIndependentComponents();if(l&&s>=2)for(var c=0;c<s;c++)a.setUniformf("mix".concat(c),n.getProperty().getComponentWeight(c));for(var u=0;u<s;u++){var d=l?u:0,f=o.scale[u],p=i.getScalarOpacity(d).getRange(),g=f/(p[1]-p[0]),m=(o.offset[u]-p[0])/(p[1]-p[0]);a.setUniformf("oshift".concat(u),m),a.setUniformf("oscale".concat(u),g);var h=i.getRGBTransferFunction(d).getRange(),v=(o.offset[u]-h[0])/(h[1]-h[0]),y=f/(h[1]-h[0]);a.setUniformf("cshift".concat(u),v),a.setUniformf("cscale".concat(u),y)}if(t.gopacity)if(l)for(var b=0;b<s;++b){var T=o.scale[b];if(i.getUseGradientOpacity(b)){var C=i.getGradientOpacityMinimumOpacity(b),x=i.getGradientOpacityMaximumOpacity(b);a.setUniformf("gomin".concat(b),C),a.setUniformf("gomax".concat(b),x);var S=[i.getGradientOpacityMinimumValue(b),i.getGradientOpacityMaximumValue(b)];a.setUniformf("goscale".concat(b),T*(x-C)/(S[1]-S[0])),a.setUniformf("goshift".concat(b),-S[0]*(x-C)/(S[1]-S[0])+C)}else a.setUniformf("gomin".concat(b),1),a.setUniformf("gomax".concat(b),1),a.setUniformf("goscale".concat(b),0),a.setUniformf("goshift".concat(b),1)}else{var P=o.scale[s-1],w=i.getGradientOpacityMinimumOpacity(0),O=i.getGradientOpacityMaximumOpacity(0);a.setUniformf("gomin0",w),a.setUniformf("gomax0",O);var I=[i.getGradientOpacityMinimumValue(0),i.getGradientOpacityMaximumValue(0)];a.setUniformf("goscale0",P*(O-w)/(I[1]-I[0])),a.setUniformf("goshift0",-I[0]*(O-w)/(I[1]-I[0])+w)}if(!0===n.getProperty().getUseLabelOutline()){var A=n.getProperty().getLabelOutlineThickness(),R=n.getProperty().getLabelOutlineOpacity();a.setUniformi("outlineThickness",A),a.setUniformf("outlineOpacity",R)}t.lastLightComplexity>0&&(a.setUniformf("vAmbient",i.getAmbient()),a.setUniformf("vDiffuse",i.getDiffuse()),a.setUniformf("vSpecular",i.getSpecular()),a.setUniformf("vSpecularPower",i.getSpecularPower()))},e.getClippingPlaneShaderParameters=function(e,r,n){if(t.renderable.getClippingPlanes().length>0){for(var a=t.openGLCamera.getKeyMatrices(r),o=[],i=[],s=t.renderable.getClippingPlanes(),l=s.length,c=0;c<l;++c){var u=s[c].getNormal(),d=s[c].getOrigin();ot.R3.transformMat3(u,u,a.normalMatrix),ot.R3.transformMat4(d,d,a.wcvc);var f=-1*ot.R3.dot(d,u);o.push(u[0]),o.push(u[1]),o.push(u[2]),i.push(f)}var 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s=t.context;s.clearColor(0,0,0,0),s.colorMask(!0,!0,!0,!0),s.clear(s.COLOR_BUFFER_BIT),s.viewport(0,0,t._smallViewportWidth,t._smallViewportHeight),t.fvp=[t._smallViewportWidth/o[0],t._smallViewportHeight/o[1]]}t.context.disable(t.context.DEPTH_TEST),e.updateBufferObjects(r,n),n.getProperty().getInterpolationType()===Vn.NEAREST?(t.scalarTexture.setMinificationFilter(Vr.NEAREST),t.scalarTexture.setMagnificationFilter(Vr.NEAREST)):(t.scalarTexture.setMinificationFilter(Vr.LINEAR),t.scalarTexture.setMagnificationFilter(Vr.LINEAR)),t.lastBoundBO=null,null!==t.zBufferTexture&&t.zBufferTexture.activate()},e.renderPieceDraw=function(r,n){var 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i=t.context;i.blendFuncSeparate(i.ONE,i.ONE_MINUS_SRC_ALPHA,i.ONE,i.ONE_MINUS_SRC_ALPHA),t.context.drawArrays(t.context.TRIANGLES,0,t.tris.getCABO().getElementCount()),o.deactivate(),i.blendFuncSeparate(i.SRC_ALPHA,i.ONE_MINUS_SRC_ALPHA,i.ONE,i.ONE_MINUS_SRC_ALPHA)}},e.renderPiece=function(r,n){e.invokeEvent({type:"StartEvent"}),t.renderable.update(),t.currentInput=t.renderable.getInputData(),e.invokeEvent({type:"EndEvent"}),t.currentInput?(e.renderPieceStart(r,n),e.renderPieceDraw(r,n),e.renderPieceFinish(r,n)):kn("No input!")},e.computeBounds=function(r,n){e.getInput()?t.bounds=e.getInput().getBounds():(0,Mr.u)(t.Bounds)},e.updateBufferObjects=function(t,r){e.getNeedToRebuildBufferObjects(t,r)&&e.buildBufferObjects(t,r)},e.getNeedToRebuildBufferObjects=function(r,n){return 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r=t.renderable.getClippingRangeByReference(),n=-r[0]/e;return.5*(n=(r[0]+r[1])/(r[1]-r[0])+2*r[0]*r[1]/(n*(r[1]-r[0])))+.5},e.getKeyMatrices=function(r){var n=r.getRenderable(),a=r.getParent();if(Math.max(a.getMTime(),e.getMTime(),n.getMTime(),t.renderable.getMTime(),r.getStabilizedTime())>t.keyMatrixTime.getMTime()){var o=t.renderable.getViewMatrix();ot._E.copy(t.keyMatrices.normalMatrix,o),t.keyMatrices.normalMatrix[3]=0,t.keyMatrices.normalMatrix[7]=0,t.keyMatrices.normalMatrix[11]=0,ot._E.invert(t.keyMatrices.normalMatrix,t.keyMatrices.normalMatrix),ot._E.transpose(t.keyMatrices.wcvc,o);var i=r.getStabilizedCenterByReference();ot._E.translate(t.keyMatrices.scvc,t.keyMatrices.wcvc,i);var s=r.getAspectRatio(),l=t.renderable.getClippingRangeByReference();e.getProjectionMatrix(t.keyMatrices.vcpc,s,l,t.renderable.getWindowCenterByReference()),ot._E.multiply(t.keyMatrices.scpc,t.keyMatrices.vcpc,t.keyMatrices.scvc),ot._E.invert(t.keyMatrices.pcsc,t.keyMatrices.scpc),t.keyMatrixTime.modified()}return t.keyMatrices}}(e,t)}var na=ht.default.newInstance(ra);Qn("vtkCamera",na);var aa={device:null,handle:null,label:null};function oa(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,aa,r),ht.default.obj(e,t),t.bindables=[],t.bindGroupTime={},ht.default.obj(t.bindGroupTime,{mtime:0}),ht.default.get(e,t,["bindGroupTime","handle","sizeInBytes","usage"]),ht.default.setGet(e,t,["label","device","arrayInformation"]),function(e,t){t.classHierarchy.push("vtkWebGPUBindGroup"),e.setBindables=function(r){if(t.bindables.length===r.length){for(var n=!0,a=0;a<t.bindables.length;a++)t.bindables[a]!==r[a]&&(n=!1);if(n)return}t.bindables=r,e.modified()},e.getBindGroupLayout=function(e){for(var r=[],n=0;n<t.bindables.length;n++){var a=t.bindables[n].getBindGroupLayoutEntry();a.binding=n,r.push(a)}return e.getBindGroupLayout({entries:r})},e.getBindGroup=function(r){for(var n=e.getMTime(),a=0;a<t.bindables.length;a++){var o=t.bindables[a].getBindGroupTime().getMTime();n=o>n?o:n}if(n<t.bindGroupTime.getMTime())return t.bindGroup;for(var i=[],s=0;s<t.bindables.length;s++){var l=t.bindables[s].getBindGroupEntry();l.binding=s,i.push(l)}return t.bindGroup=r.getHandle().createBindGroup({layout:e.getBindGroupLayout(r),entries:i,label:t.label}),t.bindGroupTime.modified(),t.bindGroup},e.getShaderCode=function(e){for(var r=[],n=e.getBindGroupLayoutCount(t.label),a=0;a<t.bindables.length;a++)r.push(t.bindables[a].getShaderCode(a,n));return r.join("\n")}}(e,t)}var ia={newInstance:ht.default.newInstance(oa),extend:oa};var sa={device:null,handle:null};function la(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,sa,r),ht.default.obj(e,t),ht.default.get(e,t,["lastCameraMTime"]),ht.default.setGet(e,t,["device","handle"]),function(e,t){t.classHierarchy.push("vtkWebGPUShaderModule"),e.initialize=function(e,r){t.device=e,t.handle=t.device.getHandle().createShaderModule({code:r.getCode()})}}(e,t)}var ca={newInstance:ht.default.newInstance(la,"vtkWebGPUShaderModule"),extend:la};var ua={shaderModules:null,device:null,window:null};function da(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ua,r),t._shaderModules=new Map,ht.default.obj(e,t),ht.default.setGet(e,t,["device","window"]),function(e,t){t.classHierarchy.push("vtkWebGPUShaderCache"),e.getShaderModule=function(e){for(var r=e.getType(),n=e.getHash(),a=t._shaderModules.keys(),o=0;o<a.length;o++){var i=a[o];if(i.getHash()===n&&i.getType()===r)return t._shaderModules.get(i)}var s=ca.newInstance();return s.initialize(t.device,e),t._shaderModules.set(e,s),s}}(e,t)}var fa={newInstance:ht.default.newInstance(da,"vtkWebGPUShaderCache"),extend:da,substitute:function(e,t,r){var n=!(arguments.length>3&&void 0!==arguments[3])||arguments[3],a=Array.isArray(r)?r.join("\n"):r,o=!1;-1!==e.search(t)&&(o=!0);var i="";n&&(i="g");var s=new RegExp(t,i);return{replace:o,result:e.replace(s,a)}}},pa=r(78826);var ga={handle:null,layouts:null,renderEncoder:null,shaderDescriptions:null,vertexState:null,topology:null,pipelineDescription:null};function ma(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,ga,r),(0,ht.j6)(e,t),t.layouts=[],t.shaderDescriptions=[],(0,ht.U2)(e,t,["handle","pipelineDescription"]),(0,ht.g2)(e,t,["device","renderEncoder","topology","vertexState"]),function(e,t){t.classHierarchy.push("vtkWebGPUPipeline"),e.getShaderDescriptions=function(){return 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a=Ca.getNativeTypeFromBufferFormat(e.format),o=so(e.indexBuffer,e.dataArray.getData(),e.dataArray.getNumberOfComponents(),a,{packExtra:e.packExtra,shift:e.shift,scale:e.scale,cellData:e.cellData,cellOffset:e.cellOffset});r.createAndWrite(o.nativeArray,n),r.setStrideInBytes(Ca.getByteStrideFromBufferFormat(e.format)),r.setArrayInformation([{offset:0,format:e.format,interpolation:e.cellData?"flat":"perspective"}])}if(e.usage===ao.NormalsFromPoints){n=GPUBufferUsage.VERTEX;var i=Ca.getNativeTypeFromBufferFormat(e.format),s=function(e,t){var r=t.getData(),n=e.getData();if(!n||!r)return null;for(var a=new Int8Array(4*e.getNumberOfCells()),o=n.length,i=0,s=0;s<o;){var l=lo(r,n[s+1],n[s+2],n[s+3]);a[i++]=127*l[0],a[i++]=127*l[1],a[i++]=127*l[2],a[i++]=127,s+=n[s]+1}return 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s=t.bufferEntries[i];!1===s.packed&&s.sizeInBytes%16==0&&(s.packed=!0,s.offset=e,r.push(s),e+=s.sizeInBytes)}for(var l=0;l<t.bufferEntries.length;l++){var c=t.bufferEntries[l];if(!1===c.packed&&12===c.sizeInBytes)for(var u=0;u<t.bufferEntries.length;u++){var d=t.bufferEntries[u];if(!1===d.packed&&4===d.sizeInBytes){c.packed=!0,c.offset=e,r.push(c),e+=c.sizeInBytes,d.packed=!0,d.offset=e,r.push(d),e+=d.sizeInBytes;break}}}for(var f=0;f<t.bufferEntries.length;f++){var p=t.bufferEntries[f];if(!p.packed&&p.sizeInBytes%8==0)for(var g=f+1;g<t.bufferEntries.length;g++){var m=t.bufferEntries[g];if(!m.packed&&m.sizeInBytes%8==0){p.packed=!0,p.offset=e,r.push(p),e+=p.sizeInBytes,m.packed=!0,m.offset=e,r.push(m),e+=m.sizeInBytes;break}}}for(var h=0;h<t.bufferEntries.length;h++){var v=t.bufferEntries[h];if(!v.packed&&v.sizeInBytes%8==0)for(var y=!1,b=0;!y&&b<t.bufferEntries.length;b++){var T=t.bufferEntries[b];if(!T.packed&&4===T.sizeInBytes)for(var C=b+1;C<t.bufferEntries.length;C++){var x=t.bufferEntries[C];if(!x.packed&&4===x.sizeInBytes){v.packed=!0,v.offset=e,r.push(v),e+=v.sizeInBytes,T.packed=!0,T.offset=e,r.push(T),e+=T.sizeInBytes,x.packed=!0,x.offset=e,r.push(x),e+=x.sizeInBytes,y=!0;break}}}}for(var S=0;S<t.bufferEntries.length;S++){var P=t.bufferEntries[S];!P.packed&&P.sizeInBytes>4&&(P.packed=!0,P.offset=e,r.push(P),e+=P.sizeInBytes)}for(var w=0;w<t.bufferEntries.length;w++){var O=t.bufferEntries[w];O.packed||(O.packed=!0,O.offset=e,r.push(O),e+=O.sizeInBytes)}t.bufferEntries=r,t._bufferEntryNames.clear();for(var I=0;I<t.bufferEntries.length;I++)t._bufferEntryNames.set(t.bufferEntries[I].name,I);t.sizeInBytes=e,t.sizeInBytes=n*Math.ceil(t.sizeInBytes/n),t.sortDirty=!1}},e.sendIfNeeded=function(e){if(!t.UBO){var r={nativeArray:t.Float32Array,usage:bo.UniformArray,label:t.label};t.UBO=e.getBufferManager().getBuffer(r),t.bindGroupTime.modified(),t.sendDirty=!1}t.sendDirty&&(e.getHandle().queue.writeBuffer(t.UBO.getHandle(),0,t.arrayBuffer,0,t.sizeInBytes),t.sendDirty=!1),t.sendTime.modified()},e.createView=function(e){e in t==0&&(t.arrayBuffer||(t.arrayBuffer=new ArrayBuffer(t.sizeInBytes)),t[e]=ht.default.newTypedArray(e,t.arrayBuffer))},e.setValue=function(r,n){e.sortBufferEntries();var a=t._bufferEntryNames.get(r);if(void 0!==a){var o=t.bufferEntries[a];e.createView(o.nativeType);var i=t[o.nativeType];o.lastValue!==n&&(i[o.offset/i.BYTES_PER_ELEMENT]=n,t.sendDirty=!0),o.lastValue=n}else To("entry named ".concat(r," not found in UBO"))},e.setArray=function(r,n){e.sortBufferEntries();var a=t._bufferEntryNames.get(r);if(void 0!==a){var o=t.bufferEntries[a];e.createView(o.nativeType);for(var 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main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output: fragmentOutput;\n\n var computedColor: vec4<f32> = mapperUBO.BackgroundColor;\n\n //VTK::RenderEncoder::Impl\n return output;\n}\n",Oo="\nfn vecToRectCoord(dir: vec3<f32>) -> vec2<f32> {\n var tau: f32 = 6.28318530718;\n var pi: f32 = 3.14159265359;\n var out: vec2<f32> = vec2<f32>(0.0);\n\n out.x = atan2(dir.z, dir.x) / tau;\n out.x += 0.5;\n\n var phix: f32 = length(vec2(dir.x, dir.z));\n out.y = atan2(dir.y, phix) / pi + 0.5;\n\n return out;\n}\n\n//VTK::Renderer::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output: fragmentOutput;\n\n var tcoord: vec4<f32> = vec4<f32>(input.vertexVC.xy, -1, 1);\n var V: vec4<f32> = normalize(mapperUBO.FSQMatrix * tcoord); // vec2<f32>((input.tcoordVS.x - 0.5) * 2, -(input.tcoordVS.y - 0.5) * 2);\n // textureSampleLevel gets rid of 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Float64Array(16)),t.stabilizedTime={},(0,ht.j6)(t.stabilizedTime,{mtime:0}),(0,ht.U2)(e,t,["bindGroup","stabilizedTime"]),(0,ht.c$)(e,t,["stabilizedCenter"]),(0,ht.g2)(e,t,["renderEncoder","selector","suppressClear","UBO"]),function(e,t){t.classHierarchy.push("vtkWebGPURenderer"),e.buildPass=function(r){if(r){if(!t.renderable)return;t.camera=t.renderable.getActiveCamera(),e.updateLights(),e.prepareNodes(),e.addMissingNode(t.camera),e.addMissingNodes(t.renderable.getViewPropsWithNestedProps()),e.removeUnusedNodes(),t.webgpuCamera=e.getViewNodeFor(t.camera),e.updateStabilizedMatrix()}},e.updateStabilizedMatrix=function(){var e=t.camera.getClippingRange(),r=t.camera.getPositionByReference(),n=t.camera.getDirectionOfProjectionByReference(),a=[],o=[];ot.R3.scale(o,n,.5*(e[0]+e[1])),ot.R3.add(a,r,o),ot.R3.sub(o,a,t.stabilizedCenter),ot.R3.len(o)/(e[1]-e[0])>t.recenterThreshold&&(t.stabilizedCenter=a,t.stabilizedTime.modified())},e.updateLights=function(){for(var e=0,r=t.renderable.getLightsByReference(),n=0;n<r.length;++n)r[n].getSwitch()>0&&e++;return e||(Po("No lights are on, creating one."),t.renderable.createLight()),e},e.updateUBO=function(){var r=t.UBO.getSendTime();if(t._parent.getMTime()>r||e.getMTime()>r||t.camera.getMTime()>r||t.renderable.getMTime()>r){var n,a=t.webgpuCamera.getKeyMatrices(e);t.UBO.setArray("WCVCMatrix",a.wcvc),t.UBO.setArray("SCPCMatrix",a.scpc),t.UBO.setArray("PCSCMatrix",a.pcsc),t.UBO.setArray("SCVCMatrix",a.scvc),t.UBO.setArray("VCPCMatrix",a.vcpc),t.UBO.setArray("WCVCNormals",a.normalMatrix),t.UBO.setValue("LightCount",t.renderable.getLights().length),t.UBO.setValue("MaxEnvironmentMipLevel",null===(n=t.renderable.getEnvironmentTexture())||void 0===n?void 0:n.getMipLevel()),t.UBO.setValue("BackgroundDiffuseStrength",t.renderable.getEnvironmentTextureDiffuseStrength()),t.UBO.setValue("BackgroundSpecularStrength",t.renderable.getEnvironmentTextureSpecularStrength());var o=e.getYInvertedTiledSizeAndOrigin();t.UBO.setArray("viewportSize",[o.usize,o.vsize]),t.UBO.setValue("cameraParallel",t.camera.getParallelProjection());var i=t._parent.getDevice();t.UBO.sendIfNeeded(i)}},e.updateSSBO=function(){for(var r,n=t.renderable.getLights(),a=t.webgpuCamera.getKeyMatrices(e),o="".concat(t.renderable.getMTime()),i=0;i<n.length;i++)o+=n[i].getMTime();if(o!==t.lightTimeString){for(var s=new Float32Array(4*n.length),l=new Float32Array(4*n.length),c=new Float32Array(4*n.length),u=new Float32Array(4*n.length),d=0;d<n.length;d++){var f=4*d,p=n[d].getPosition();ot.R3.transformMat4(p,p,a.wcvc),s[f]=p[0],s[f+1]=p[1],s[f+2]=p[2],s[f+3]=0,l[f]=-n[d].getDirection()[0],l[f+1]=-n[d].getDirection()[1],l[f+2]=-n[d].getDirection()[2],l[f+3]=0,c[f]=n[d].getColor()[0],c[f+1]=n[d].getColor()[1],c[f+2]=n[d].getColor()[2],c[f+3]=5*n[d].getIntensity(),u[f]=(r=n[d]).getPositional()?r.getConeAngle()>=90?0:2:1,u[f+1]=Math.cos((0,Mr.r)(n[d].getConeAngle())),u[f+2]=Math.cos((0,Mr.r)(n[d].getConeAngle()+n[d].getConeFalloff())),u[f+3]=0}t.SSBO.clearData(),t.SSBO.setNumberOfInstances(n.length),t.SSBO.addEntry("LightPos","vec4<f32>"),t.SSBO.addEntry("LightDir","vec4<f32>"),t.SSBO.addEntry("LightColor","vec4<f32>"),t.SSBO.addEntry("LightData","vec4<f32>"),t.SSBO.setAllInstancesFromArray("LightPos",s),t.SSBO.setAllInstancesFromArray("LightDir",l),t.SSBO.setAllInstancesFromArray("LightColor",c),t.SSBO.setAllInstancesFromArray("LightData",u);var g=t._parent.getDevice();t.SSBO.send(g)}t.lightTimeString=o},e.scissorAndViewport=function(t){var r=e.getYInvertedTiledSizeAndOrigin();t.getHandle().setViewport(r.lowerLeftU,r.lowerLeftV,r.usize,r.vsize,0,1),t.getHandle().setScissorRect(r.lowerLeftU,r.lowerLeftV,r.usize,r.vsize)},e.bindUBO=function(e){e.activateBindGroup(t.bindGroup)},e.opaquePass=function(r){r?(t.renderEncoder.begin(t._parent.getCommandEncoder()),e.updateUBO(),e.updateSSBO()):(e.scissorAndViewport(t.renderEncoder),e.clear(),t.renderEncoder.end())},e.clear=function(){var r;if(!t.renderable.getTransparent()&&!t.suppressClear){var n=t._parent.getDevice();if(!t.clearFSQ){t.clearFSQ=Ma.newInstance(),t.clearFSQ.setDevice(n),t.clearFSQ.setPipelineHash("clearfsq"),t.clearFSQ.setFragmentShaderTemplate(wo);var a=So.newInstance({label:"mapperUBO"});a.addEntry("FSQMatrix","mat4x4<f32>"),a.addEntry("BackgroundColor","vec4<f32>"),t.clearFSQ.setUBO(a),t.backgroundTex=t.renderable.getEnvironmentTexture()}if("clearfsqwithtexture"!==t.clearFSQ.getPipelineHash()&&t.renderable.getUseEnvironmentTextureAsBackground()&&null!==(r=t.backgroundTex)&&void 0!==r&&r.getImageLoaded()){t.clearFSQ.setFragmentShaderTemplate(Oo);var o=So.newInstance({label:"mapperUBO"});o.addEntry("FSQMatrix","mat4x4<f32>"),o.addEntry("BackgroundColor","vec4<f32>"),t.clearFSQ.setUBO(o);var i=n.getTextureManager().getTextureForVTKTexture(t.backgroundTex);if(i.getReady()){var s=i.createView("EnvironmentTexture");t.clearFSQ.setTextureViews([s]),t.backgroundTexLoaded=!0;var l=t.backgroundTex.getInterpolate()?"linear":"nearest";s.addSampler(n,{addressModeU:"repeat",addressModeV:"clamp-to-edge",addressModeW:"repeat",minFilter:l,magFilter:l,mipmapFilter:"linear"})}t.clearFSQ.setPipelineHash("clearfsqwithtexture")}else if("clearfsqwithtexture"===t.clearFSQ.getPipelineHash()&&!t.renderable.getUseEnvironmentTextureAsBackground()){t.clearFSQ=Ma.newInstance(),t.clearFSQ.setDevice(n),t.clearFSQ.setPipelineHash("clearfsq"),t.clearFSQ.setFragmentShaderTemplate(wo);var c=So.newInstance({label:"mapperUBO"});c.addEntry("FSQMatrix","mat4x4<f32>"),c.addEntry("BackgroundColor","vec4<f32>"),t.clearFSQ.setUBO(c)}var u=t.webgpuCamera.getKeyMatrices(e),d=t.renderable.getBackgroundByReference();t.clearFSQ.getUBO().setArray("BackgroundColor",d),ot._E.transpose(Ao,u.normalMatrix),ot._E.mul(Io,u.scvc,u.pcsc),ot._E.mul(Io,Ao,Io),t.clearFSQ.getUBO().setArray("FSQMatrix",Io),t.clearFSQ.getUBO().sendIfNeeded(n),t.clearFSQ.prepareAndDraw(t.renderEncoder)}},e.translucentPass=function(r){r?t.renderEncoder.begin(t._parent.getCommandEncoder()):(e.scissorAndViewport(t.renderEncoder),t.renderEncoder.end())},e.volumeDepthRangePass=function(r){r?t.renderEncoder.begin(t._parent.getCommandEncoder()):(e.scissorAndViewport(t.renderEncoder),t.renderEncoder.end())},e.getAspectRatio=function(){var e=t._parent.getSizeByReference(),r=t.renderable.getViewportByReference();return e[0]*(r[2]-r[0])/((r[3]-r[1])*e[1])},e.convertToOpenGLDepth=function(e){return t.webgpuCamera.convertToOpenGLDepth(e)},e.getYInvertedTiledSizeAndOrigin=function(){var r=e.getTiledSizeAndOrigin(),n=t._parent.getSizeByReference();return r.lowerLeftV=n[1]-r.vsize-r.lowerLeftV,r},e.getTiledSizeAndOrigin=function(){var e=t.renderable.getViewportByReference(),r=[0,0,1,1],n=e[0]-r[0],a=e[1]-r[1],o=t._parent.normalizedDisplayToDisplay(n,a),i=Math.round(o[0]),s=Math.round(o[1]),l=e[2]-r[0],c=e[3]-r[1],u=t._parent.normalizedDisplayToDisplay(l,c),d=Math.round(u[0])-i,f=Math.round(u[1])-s;return d<0&&(d=0),f<0&&(f=0),{usize:d,vsize:f,lowerLeftU:i,lowerLeftV:s}},e.getPropFromID=function(e){for(var r=0;r<t.children.length;r++)if((t.children[r].getPropID?t.children[r].getPropID():-1)===e)return t.children[r];return null},e.getStabilizedTime=function(){return t.stabilizedTime.getMTime()},e.releaseGraphicsResources=function(){null!==t.selector&&t.selector.releaseGraphicsResources()}}(e,t)}var Mo=(0,ht.WL)(Eo,"vtkWebGPURenderer");Qn("vtkRenderer",Mo);var Do={device:null,handle:null,label:null,options:null};function Vo(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Do,r),ht.default.obj(e,t),t.options={},t.bindGroupLayoutEntry={visibility:GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT,sampler:{}},t.bindGroupTime={},ht.default.obj(t.bindGroupTime,{mtime:0}),ht.default.get(e,t,["bindGroupTime","handle","options"]),ht.default.setGet(e,t,["bindGroupLayoutEntry","device","label"]),function(e,t){t.classHierarchy.push("vtkWebGPUSampler"),e.create=function(e){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};t.device=e,t.options.addressModeU=r.addressModeU?r.addressModeU:"clamp-to-edge",t.options.addressModeV=r.addressModeV?r.addressModeV:"clamp-to-edge",t.options.addressModeW=r.addressModeW?r.addressModeW:"clamp-to-edge",t.options.magFilter=r.magFilter?r.magFilter:"nearest",t.options.minFilter=r.minFilter?r.minFilter:"nearest",t.options.mipmapFilter=r.mipmapFilter?r.mipmapFilter:"nearest",t.options.label=t.label,t.handle=t.device.getHandle().createSampler(t.options),t.bindGroupTime.modified()},e.getShaderCode=function(e,r){return"@binding(".concat(e,") @group(").concat(r,") var ").concat(t.label,": sampler;")},e.getBindGroupEntry=function(){return{resource:t.handle}}}(e,t)}var Lo={newInstance:ht.default.newInstance(Vo),extend:Vo},_o=fn.SlicingMode;var No=new Float64Array(16),Bo=new Float64Array(16),Fo=new Float64Array(16),Uo=new Float64Array(4),ko=new Float64Array(4);var Go={rowLength:1024};function Wo(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Go,r),Ma.extend(e,t,r),e.setFragmentShaderTemplate("\n//VTK::Renderer::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::Image::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output: fragmentOutput;\n\n //VTK::Image::Sample\n\n // var computedColor: vec4<f32> = vec4<f32>(1.0,0.7, 0.5, 1.0);\n\n//VTK::RenderEncoder::Impl\n\n return output;\n}\n"),t.UBO=So.newInstance({label:"mapperUBO"}),t.UBO.addEntry("SCTCMatrix","mat4x4<f32>"),t.UBO.addEntry("Origin","vec4<f32>"),t.UBO.addEntry("Axis2","vec4<f32>"),t.UBO.addEntry("Axis1","vec4<f32>"),t.UBO.addEntry("cScale","vec4<f32>"),t.UBO.addEntry("cShift","vec4<f32>"),t.lutBuildTime={},(0,ht.j6)(t.lutBuildTime,{mtime:0}),t.imagemat=ot._E.identity(new Float64Array(16)),t.imagematinv=ot._E.identity(new Float64Array(16)),t.VBOBuildTime={},(0,ht.j6)(t.VBOBuildTime),function(e,t){t.classHierarchy.push("vtkWebGPUImageMapper"),e.buildPass=function(r){if(r){t.WebGPUImageSlice=e.getFirstAncestorOfType("vtkWebGPUImageSlice"),t.WebGPURenderer=t.WebGPUImageSlice.getFirstAncestorOfType("vtkWebGPURenderer"),t.WebGPURenderWindow=t.WebGPURenderer.getParent(),t.device=t.WebGPURenderWindow.getDevice();var n=t.WebGPURenderer.getRenderable();t.renderable.getSliceAtFocalPoint()&&t.renderable.setSliceFromCamera(n.getActiveCamera())}},e.translucentPass=function(t){t&&e.render()},e.opaquePass=function(t){t&&e.render()},e.render=function(){t.renderable.update(),t.currentInput=t.renderable.getInputData(),e.prepareToDraw(t.WebGPURenderer.getRenderEncoder()),t.renderEncoder.registerDrawCallback(t.pipeline,e.draw)},e.computePipelineHash=function(){var e=t.currentInput.getExtent();e[0]===e[1]||e[2]===e[3]||e[4]===e[5]?(t.dimensions=2,t.pipelineHash="img2"):(t.dimensions=3,t.pipelineHash="img3")},e.updateUBO=function(){var r=t.UBO.getSendTime(),n=t.WebGPUImageSlice.getRenderable(),a=n.getMapper();if(e.getMTime()>r||t.renderable.getMTime()>r||n.getProperty().getMTime()>r){var o=a.getInputData(),i=t.WebGPURenderer.getStabilizedCenterByReference();ot._E.identity(No),ot._E.translate(No,No,i);var s=n.getMatrix();ot._E.transpose(Bo,s),ot._E.invert(Bo,Bo),ot._E.multiply(No,Bo,No);var l=o.getWorldToIndex();ot._E.multiply(No,l,No),ot._E.invert(Fo,No),ot._E.fromTranslation(Bo,[.5,.5,.5]),ot._E.multiply(No,Bo,No);var c=o.getDimensions();ot._E.identity(Bo),ot._E.scale(Bo,Bo,[1/c[0],1/c[1],1/c[2]]),ot._E.multiply(No,Bo,No),t.UBO.setArray("SCTCMatrix",No);var u=t.currentInput.getExtent(),d=t.renderable.getClosestIJKAxis().ijkMode,f=t.renderable.getSlice();d!==t.renderable.getSlicingMode()&&(f=t.renderable.getSliceAtPosition(f));var p=2,g=0,m=1;d===_o.I?(p=0,g=1,m=2):d===_o.J&&(p=1,g=2,m=0),Uo[p]=f,Uo[g]=u[2*g]-.5,Uo[m]=u[2*m]-.5,Uo[3]=1,ot.vh.transformMat4(Uo,Uo,Fo),t.UBO.setArray("Origin",Uo),ko[p]=f,ko[g]=u[2*g+1]+.5,ko[m]=u[2*m]-.5,ko[3]=1,ot.vh.transformMat4(ko,ko,Fo),ot.vh.subtract(ko,ko,Uo),ko[3]=1,t.UBO.setArray("Axis1",ko),ko[p]=f,ko[g]=u[2*g]-.5,ko[m]=u[2*m+1]+.5,ko[3]=1,ot.vh.transformMat4(ko,ko,Fo),ot.vh.subtract(ko,ko,Uo),ko[3]=1,t.UBO.setArray("Axis2",ko);for(var h=[1,1,1,1],v=[0,0,0,0],y=t.textureViews[0],b=y.getTexture().getScale(),T=y.getTexture().getNumberOfComponents(),C=0;C<T;C++){var x=n.getProperty().getColorWindow(),S=n.getProperty().getColorLevel(),P=n.getProperty().getRGBTransferFunction(0);if(P){var w=P.getRange();x=w[1]-w[0],S=.5*(w[1]+w[0])}h[C]=b/x,v[C]=-S/x+.5}t.UBO.setArray("cScale",h),t.UBO.setArray("cShift",v),t.UBO.sendIfNeeded(t.device)}},e.updateLUTImage=function(){var r=t.WebGPUImageSlice.getRenderable().getProperty();e.getTextureViews()[0].getTexture().getNumberOfComponents();var n=function(e,t,r){if(t.apply(e)){var n=e.getIndependentComponents();return"".concat(e.getMTime(),"-").concat(n,"-").concat(r)}return"0"}(r,r.getRGBTransferFunction,1);if(t.colorTextureString!==n){t.numRows=1;var a=new Uint8Array(2*t.numRows*t.rowLength*4),o=r.getRGBTransferFunction();if(o)for(var i=new Float32Array(3*t.rowLength),s=0;s<1;s++){var l=(o=r.getRGBTransferFunction(s)).getRange();o.getTable(l[0],l[1],t.rowLength,i,1);for(var c=0;c<t.rowLength;c++){var u=s*t.rowLength*8+4*c;a[u]=255*i[3*c],a[u+1]=255*i[3*c+1],a[u+2]=255*i[3*c+2],a[u+3]=255;for(var d=0;d<4;d++)a[u+4*t.rowLength+d]=a[u+d]}}else for(var f=0;f<t.rowLength;++f){var p=255*f/(t.rowLength-1);a[4*f]=p,a[4*f+1]=p,a[4*f+2]=p,a[4*f+3]=255;for(var g=0;g<4;g++)a[4*f+4*t.rowLength+g]=a[4*f+g]}var m={nativeArray:a,width:t.rowLength,height:2*t.numRows,depth:1,format:"rgba8unorm"},h=t.device.getTextureManager().getTexture(m).createView("tfunTexture");t.textureViews[1]=h,t.colorTextureString=n}};var r=e.updateBuffers;e.updateBuffers=function(){r();var n=t.device.getTextureManager().getTextureForImageData(t.currentInput),a=t.textureViews;if(!a[0]||a[0].getTexture()!==n){var o=n.createView("imgTexture");a[0]=o}e.updateLUTImage(),e.updateUBO();var i=t.WebGPUImageSlice.getRenderable().getProperty().getInterpolationType()===tn.NEAREST?"nearest":"linear";t.clampSampler&&i===t.clampSampler.getOptions().minFilter||(t.clampSampler=Lo.newInstance({label:"clampSampler"}),t.clampSampler.create(t.device,{minFilter:i,magFilter:i}),t.additionalBindables=[t.clampSampler])};var n=e.getShaderReplacements();e.replaceShaderPosition=function(e,r,n){var a=r.getShaderDescription("vertex");a.addBuiltinOutput("vec4<f32>","@builtin(position) Position");var o=a.getCode(),i=["var pos: vec4<f32> = 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e.getKeyMatrices(r),t.bufferShift},e.getKeyMatrices=function(e){if(Math.max(t.renderable.getMTime(),e.getStabilizedTime())>t.keyMatricesTime.getMTime()){t.renderable.computeMatrix();var r=t.renderable.getMatrix(),n=e.getStabilizedCenterByReference();t.bufferShift[0]=r[3]-n[0],t.bufferShift[1]=r[7]-n[1],t.bufferShift[2]=r[11]-n[2],ot._E.transpose(t.keyMatrices.bcwc,r),t.renderable.getIsIdentity()?ot._E.identity(t.keyMatrices.normalMatrix):(ot._E.copy(t.keyMatrices.normalMatrix,t.keyMatrices.bcwc),t.keyMatrices.normalMatrix[3]=0,t.keyMatrices.normalMatrix[7]=0,t.keyMatrices.normalMatrix[11]=0,ot._E.invert(t.keyMatrices.normalMatrix,t.keyMatrices.normalMatrix),ot._E.transpose(t.keyMatrices.normalMatrix,t.keyMatrices.normalMatrix)),ot._E.translate(t.keyMatrices.bcwc,t.keyMatrices.bcwc,[-t.bufferShift[0],-t.bufferShift[1],-t.bufferShift[2]]),ot._E.translate(t.keyMatrices.bcsc,t.keyMatrices.bcwc,[-n[0],-n[1],-n[2]]),t.keyMatricesTime.modified()}return t.keyMatrices}}(e,t)}var Ko=(0,ht.WL)(Ho,"vtkWebGPUImageSlice");Qn("vtkImageSlice",Ko);var Zo={propID:void 0,keyMatricesTime:null};function Xo(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Zo,r),Tt.extend(e,t,r),t.keyMatricesTime={},ht.default.obj(t.keyMatricesTime,{mtime:0}),t.keyMatrices={bcwc:new Float64Array(16),bcsc:new Float64Array(16)},ht.default.get(e,t,["propID","keyMatricesTime"]),function(e,t){t.classHierarchy.push("vtkWebGPUVolume"),e.buildPass=function(r){t.renderable&&t.renderable.getVisibility()&&r&&(t.WebGPURenderer=e.getFirstAncestorOfType("vtkWebGPURenderer"),t.WebGPURenderWindow=t.WebGPURenderer.getFirstAncestorOfType("vtkWebGPURenderWindow"),void 0===t.propID&&(t.propID=t.WebGPURenderWindow.getUniquePropID()),t.renderable.getMapper().update())},e.queryPass=function(r,n){if(r){if(!t.renderable||!t.renderable.getVisibility())return;var a=t.renderable.getMapper().getBounds();if(!a||6!==a.length||a[0]>a[1])return;n.addVolume(e)}};var r=new Float64Array(3),n=new Float64Array(3);e.getBoundingCubePoints=function(e,a){var o=t.renderable.getMapper().getInputData();if(o)for(var i=o.getExtent(),s=t.renderable.getMatrix(),l=0,c=4;c<6;c++){r[2]=i[c];for(var u=2;u<4;u++){r[1]=i[u];for(var d=0;d<2;d++){r[0]=i[d],o.indexToWorld(r,n);var f=a+3*l;e[f++]=s[0]*n[0]+s[1]*n[1]+s[2]*n[2]+s[3],e[f++]=s[4]*n[0]+s[5]*n[1]+s[6]*n[2]+s[7],e[f++]=s[8]*n[0]+s[9]*n[1]+s[10]*n[2]+s[11],l++}}}},e.getKeyMatrices=function(e){if(Math.max(t.renderable.getMTime(),e.getStabilizedTime())>t.keyMatricesTime.getMTime()){t.renderable.computeMatrix();var r=t.renderable.getMatrix(),n=e.getStabilizedCenterByReference();ot._E.transpose(t.keyMatrices.bcwc,r),ot._E.translate(t.keyMatrices.bcsc,t.keyMatrices.bcwc,[-n[0],-n[1],-n[2]]),t.keyMatricesTime.modified()}return t.keyMatrices}}(e,t)}var qo=ht.default.newInstance(Xo,"vtkWebGPUVolume");Qn("vtkVolume",qo);var Yo={};function $o(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Yo,r),Tt.extend(e,t,r),function(e,t){t.classHierarchy.push("vtkWebGPUPixelSpaceCallbackMapper"),e.opaquePass=function(r,n){t.WebGPURenderer=e.getFirstAncestorOfType("vtkWebGPURenderer"),t.WebGPURenderWindow=t.WebGPURenderer.getParent();var a=t.WebGPURenderer.getAspectRatio(),o=t.WebGPURenderer?t.WebGPURenderer.getRenderable().getActiveCamera():null,i=t.WebGPURenderer.getTiledSizeAndOrigin();t.renderable.getUseZValues(),t.renderable.invokeCallback(t.renderable.getInputData(),o,a,i,null)}}(e,t)}var Qo=ht.default.newInstance($o,"vtkWebGPUPixelSpaceCallbackMapper");Qn("vtkPixelSpaceCallbackMapper",Qo);var Jo=r(96372),ei=r(11677),ti=r.n(ei);function ri(e,t,r,n,a,o,i){try{var s=e[o](i),l=s.value}catch(e){return void r(e)}s.done?t(l):Promise.resolve(l).then(n,a)}function ni(e){return function(){var t=this,r=arguments;return new Promise((function(n,a){var o=e.apply(t,r);function i(e){ri(o,n,a,i,s,"next",e)}function 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0!==arguments[2]?arguments[2]:{};Object.assign(t,pi,r),ht.default.obj(e,t),ht.default.get(e,t,["currentOperation"]),ht.default.setGet(e,t,["delegates","_currentParent","preDelegateOperations","postDelegateOperations"]),ht.default.moveToProtected(e,t,["currentParent"]),function(e,t){t.classHierarchy.push("vtkRenderPass"),e.getOperation=function(){return t.currentOperation},e.setCurrentOperation=function(e){t.currentOperation=e,t.currentTraverseOperation="traverse".concat(ht.default.capitalize(t.currentOperation))},e.getTraverseOperation=function(){return t.currentTraverseOperation},e.traverse=function(r){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;t.deleted||(t._currentParent=n,t.preDelegateOperations.forEach((function(t){e.setCurrentOperation(t),r.traverse(e)})),t.delegates.forEach((function(t){t.traverse(r,e)})),t.postDelegateOperations.forEach((function(t){e.setCurrentOperation(t),r.traverse(e)})))}}(e,t)}var mi={newInstance:ht.default.newInstance(gi,"vtkRenderPass"),extend:gi},hi=Ua.ZP.Representation,vi=ht.default.vtkErrorMacro;function yi(e){var t=Sr.substitute(e.Fragment,"//VTK::RenderPassFragmentShader::Impl","\n float weight = gl_FragData[0].a * pow(max(1.1 - gl_FragCoord.z, 0.0), 2.0);\n gl_FragData[0] = vec4(gl_FragData[0].rgb*weight, gl_FragData[0].a);\n gl_FragData[1].r = weight;\n ",!1);e.Fragment=t.result}var bi="//VTK::System::Dec\n\nin vec2 tcoord;\n\nuniform sampler2D translucentRTexture;\nuniform sampler2D translucentRGBATexture;\n\n// the output of this shader\n//VTK::Output::Dec\n\nvoid main()\n{\n vec4 t1Color = texture(translucentRGBATexture, tcoord);\n float t2Color = texture(translucentRTexture, tcoord).r;\n gl_FragData[0] = vec4(t1Color.rgb/max(t2Color,0.01), 1.0 - t1Color.a);\n}\n";var Ti={framebuffer:null,copyShader:null,tris:null};function Ci(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ti,r),mi.extend(e,t,r),t.VBOBuildTime={},ht.default.obj(t.VBOBuildTime,{mtime:0}),t.tris=Er.newInstance(),ht.default.get(e,t,["framebuffer"]),function(e,t){t.classHierarchy.push("vtkOpenGLOrderIndependentTranslucentPass"),e.createVertexBuffer=function(){var e=new Float32Array([-1,-1,-1,1,-1,-1,-1,1,-1,1,1,-1]),r=new Float32Array([0,0,1,0,0,1,1,1]),n=new Uint16Array([4,0,1,3,2]),a=re.ZP.newInstance({numberOfComponents:3,values:e});a.setName("points");var o=re.ZP.newInstance({numberOfComponents:2,values:r});o.setName("tcoords");var i=re.ZP.newInstance({numberOfComponents:1,values:n});t.tris.getCABO().createVBO(i,"polys",hi.SURFACE,{points:a,tcoords:o,cellOffset:0}),t.VBOBuildTime.modified()},e.createFramebuffer=function(e){var r,n=e.getSize(),a=e.getContext();t.framebuffer=Dn.newInstance(),t.framebuffer.setOpenGLRenderWindow(e),(r=t.framebuffer).create.apply(r,(0,pa.Z)(n)),t.framebuffer.saveCurrentBindingsAndBuffers(),t.framebuffer.bind(),t.translucentRGBATexture=Yr.newInstance(),t.translucentRGBATexture.setInternalFormat(a.RGBA16F),t.translucentRGBATexture.setFormat(a.RGBA),t.translucentRGBATexture.setOpenGLDataType(a.HALF_FLOAT),t.translucentRGBATexture.setOpenGLRenderWindow(e),t.translucentRGBATexture.create2DFromRaw(n[0],n[1],4,"Float32Array",null),t.translucentRTexture=Yr.newInstance(),t.translucentRTexture.setInternalFormat(a.R16F),t.translucentRTexture.setFormat(a.RED),t.translucentRTexture.setOpenGLDataType(a.HALF_FLOAT),t.translucentRTexture.setOpenGLRenderWindow(e),t.translucentRTexture.create2DFromRaw(n[0],n[1],1,"Float32Array",null),t.translucentZTexture=Yr.newInstance(),t.translucentZTexture.setOpenGLRenderWindow(e),t.translucentZTexture.createDepthFromRaw(n[0],n[1],"Float32Array",null),t.framebuffer.setColorBuffer(t.translucentRGBATexture,0),t.framebuffer.setColorBuffer(t.translucentRTexture,1),t.framebuffer.setDepthBuffer(t.translucentZTexture)},e.createCopyShader=function(e){t.copyShader=e.getShaderCache().readyShaderProgramArray(["//VTK::System::Dec","attribute vec4 vertexDC;","attribute vec2 tcoordTC;","varying vec2 tcoord;","void main() { tcoord = tcoordTC; gl_Position = vertexDC; }"].join("\n"),bi,"")},e.createVBO=function(r){var n=r.getContext();t.tris.setOpenGLRenderWindow(r),e.createVertexBuffer();var a=t.copyShader;t.tris.getCABO().bind(),t.copyVAO.addAttributeArray(a,t.tris.getCABO(),"vertexDC",t.tris.getCABO().getVertexOffset(),t.tris.getCABO().getStride(),n.FLOAT,3,n.FALSE)||vi("Error setting vertexDC in copy shader VAO."),t.copyVAO.addAttributeArray(a,t.tris.getCABO(),"tcoordTC",t.tris.getCABO().getTCoordOffset(),t.tris.getCABO().getStride(),n.FLOAT,2,n.FALSE)||vi("Error setting vertexDC in copy shader VAO.")},e.traverse=function(r,n,a){if(!t.deleted){var o=r.getSize(),i=r.getContext();if(t._supported=!1,n.getSelector()||!i||!r.getWebgl2()||!i.getExtension("EXT_color_buffer_half_float")&&!i.getExtension("EXT_color_buffer_float"))return e.setCurrentOperation("translucentPass"),void n.traverse(e);if(t._supported=!0,null===t.framebuffer)e.createFramebuffer(r);else{var s=t.framebuffer.getSize();null===s||s[0]!==o[0]||s[1]!==o[1]?(t.framebuffer.releaseGraphicsResources(),t.translucentRGBATexture.releaseGraphicsResources(r),t.translucentRTexture.releaseGraphicsResources(r),t.translucentZTexture.releaseGraphicsResources(r),e.createFramebuffer(r)):(t.framebuffer.saveCurrentBindingsAndBuffers(),t.framebuffer.bind())}i.drawBuffers([i.COLOR_ATTACHMENT0]),i.clearBufferfv(i.COLOR,0,[0,0,0,0]),i.clearBufferfv(i.DEPTH,0,[1]),i.colorMask(!1,!1,!1,!1),a.getOpaqueActorCount()>0&&(a.setCurrentOperation("opaqueZBufferPass"),n.traverse(a)),i.colorMask(!0,!0,!0,!0),i.drawBuffers([i.COLOR_ATTACHMENT0,i.COLOR_ATTACHMENT1]),i.viewport(0,0,o[0],o[1]),i.scissor(0,0,o[0],o[1]),i.clearBufferfv(i.COLOR,0,[0,0,0,1]),i.clearBufferfv(i.COLOR,1,[0,0,0,0]),i.enable(i.DEPTH_TEST),i.enable(i.BLEND),i.blendFuncSeparate(i.ONE,i.ONE,i.ZERO,i.ONE_MINUS_SRC_ALPHA),e.setCurrentOperation("translucentPass"),n.traverse(e),i.drawBuffers([i.NONE]),t.framebuffer.restorePreviousBindingsAndBuffers(),null===t.copyShader?e.createCopyShader(r):r.getShaderCache().readyShaderProgram(t.copyShader),t.copyVAO||(t.copyVAO=Or.newInstance(),t.copyVAO.setOpenGLRenderWindow(r)),t.copyVAO.bind(),t.VBOBuildTime.getMTime()<e.getMTime()&&e.createVBO(r),i.blendFuncSeparate(i.SRC_ALPHA,i.ONE_MINUS_SRC_ALPHA,i.ONE,i.ONE_MINUS_SRC_ALPHA),i.depthMask(!1),i.depthFunc(i.ALWAYS),i.viewport(0,0,o[0],o[1]),i.scissor(0,0,o[0],o[1]),t.translucentRGBATexture.activate(),t.copyShader.setUniformi("translucentRGBATexture",t.translucentRGBATexture.getTextureUnit()),t.translucentRTexture.activate(),t.copyShader.setUniformi("translucentRTexture",t.translucentRTexture.getTextureUnit()),i.drawArrays(i.TRIANGLES,0,t.tris.getCABO().getElementCount()),i.depthMask(!0),i.depthFunc(i.LEQUAL),t.translucentRGBATexture.deactivate(),t.translucentRTexture.deactivate()}},e.getShaderReplacement=function(){return t._supported?yi:null},e.releaseGraphicsResources=function(r){t.framebuffer&&(t.framebuffer.releaseGraphicsResources(r),t.framebuffer=null),t.translucentRGBATexture&&(t.translucentRGBATexture.releaseGraphicsResources(r),t.translucentRGBATexture=null),t.translucentRTexture&&(t.translucentRTexture.releaseGraphicsResources(r),t.translucentRTexture=null),t.translucentZTexture&&(t.translucentZTexture.releaseGraphicsResources(r),t.translucentZTexture=null),t.copyVAO&&(t.copyVAO.releaseGraphicsResources(r),t.copyVAO=null),t.copyShader&&(t.copyShader.releaseGraphicsResources(r),t.copyShader=null),t.tris&&(t.tris.releaseGraphicsResources(r),t.tris=null),e.modified()}}(e,t)}var xi={newInstance:ht.default.newInstance(Ci,"vtkOpenGLOrderIndependentTranslucentPass"),extend:Ci};var Si={opaqueActorCount:0,translucentActorCount:0,volumeCount:0,overlayActorCount:0,framebuffer:null,depthRequested:!1};function Pi(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Si,r),mi.extend(e,t,r),ht.default.get(e,t,["framebuffer","opaqueActorCount","translucentActorCount","volumeCount"]),function(e,t){t.classHierarchy.push("vtkForwardPass"),e.traverse=function(r){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;if(!t.deleted){t._currentParent=n,e.setCurrentOperation("buildPass"),r.traverse(e);for(var a=r.getRenderable().getNumberOfLayers(),o=r.getChildren(),i=0;i<a;i++)for(var s=0;s<o.length;s++){var l=o[s],c=r.getRenderable().getRenderers()[s];if(c.getDraw()&&c.getLayer()===i){if(t.opaqueActorCount=0,t.translucentActorCount=0,t.volumeCount=0,t.overlayActorCount=0,e.setCurrentOperation("queryPass"),l.traverse(e),(t.opaqueActorCount>0||t.translucentActorCount>0)&&t.volumeCount>0||t.depthRequested){var u=r.getFramebufferSize();null===t.framebuffer&&(t.framebuffer=Dn.newInstance()),t.framebuffer.setOpenGLRenderWindow(r),t.framebuffer.saveCurrentBindingsAndBuffers();var d=t.framebuffer.getSize();null!==d&&d[0]===u[0]&&d[1]===u[1]||(t.framebuffer.create(u[0],u[1]),t.framebuffer.populateFramebuffer()),t.framebuffer.bind(),e.setCurrentOperation("zBufferPass"),l.traverse(e),t.framebuffer.restorePreviousBindingsAndBuffers(),t.depthRequested=!1}e.setCurrentOperation("cameraPass"),l.traverse(e),t.opaqueActorCount>0&&(e.setCurrentOperation("opaquePass"),l.traverse(e)),t.translucentActorCount>0&&(t.translucentPass||(t.translucentPass=xi.newInstance()),t.translucentPass.traverse(r,l,e)),t.volumeCount>0&&(e.setCurrentOperation("volumePass"),l.traverse(e)),t.overlayActorCount>0&&(e.setCurrentOperation("overlayPass"),l.traverse(e))}}}},e.getZBufferTexture=function(){return t.framebuffer?t.framebuffer.getColorTexture():null},e.requestDepth=function(){t.depthRequested=!0},e.incrementOpaqueActorCount=function(){return t.opaqueActorCount++},e.incrementTranslucentActorCount=function(){return t.translucentActorCount++},e.incrementVolumeCount=function(){return t.volumeCount++},e.incrementOverlayActorCount=function(){return t.overlayActorCount++}}(e,t)}var wi={newInstance:ht.default.newInstance(Pi,"vtkForwardPass"),extend:Pi},Oi=r(18603),Ii=r(14418);var Ai={fieldAssociation:Ii.ZP.FieldAssociations.FIELD_ASSOCIATION_CELLS,captureZValues:!1};function Ri(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ai,r),ht.default.obj(e,t),ht.default.setGet(e,t,["fieldAssociation","captureZValues"]),function(e,t){t.classHierarchy.push("vtkHardwareSelector"),e.getSourceDataAsync=function(){var e=ni(oi().mark((function e(t,r,n,a,o){return oi().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:case"end":return e.stop()}}),e)})));return function(t,r,n,a,o){return e.apply(this,arguments)}}(),e.selectAsync=function(){var t=ni(oi().mark((function t(r,n,a,o,i){var s;return oi().wrap((function(t){for(;;)switch(t.prev=t.next){case 0:return t.next=2,e.getSourceDataAsync(r,n,a,o,i);case 2:if(!(s=t.sent)){t.next=5;break}return t.abrupt("return",s.generateSelection(n,a,o,i));case 5:return t.abrupt("return",[]);case 6:case"end":return t.stop()}}),t)})));return function(e,r,n,a,o){return t.apply(this,arguments)}}()}(e,t)}var Ei={newInstance:ht.default.newInstance(Ri,"vtkHardwareSelector"),extend:Ri},Mi={SelectionContent:{GLOBALIDS:0,PEDIGREEIDS:1,VALUES:2,INDICES:3,FRUSTUM:4,LOCATIONS:5,THRESHOLDS:6,BLOCKS:7,QUERY:8},SelectionField:{CELL:0,POINT:1,FIELD:2,VERTEX:3,EDGE:4,ROW:5}};function Di(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}var Vi={contentType:-1,fieldType:-1,properties:null,selectionList:[]};function Li(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Vi,r),ht.default.obj(e,t),t.properties={},ht.default.setGet(e,t,["contentType","fieldType","properties","selectionList"]),function(e,t){t.classHierarchy.push("vtkSelectionNode"),e.getBounds=function(){return t.points.getBounds()}}(e,t)}var _i=function(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?Di(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):Di(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}({newInstance:ht.default.newInstance(Li,"vtkSelectionNode"),extend:Li},Mi);function Ni(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}var Bi=Oi.Z.PassTypes,Fi=_i.SelectionContent,Ui=_i.SelectionField,ki=Ii.ZP.FieldAssociations,Gi=ht.default.vtkErrorMacro,Wi=1;function zi(e){return"".concat(e.propID," ").concat(e.compositeID)}function ji(e,t,r,n){return r?r[4*(t*(n[2]-n[0]+1)+e)+3]:0}function Hi(e,t,r,n){if(!r)return 0;var a=4*(t*(n[2]-n[0]+1)+e),o=r[a],i=r[a+1];return 256*(256*r[a+2]+i)+o}function Ki(e,t){var r=t;return r<<=24,r|=e}function Zi(e,t,r,n){var a=r<0?0:r;if(0===a){if(n[0]=t[0],n[1]=t[1],t[0]<e.area[0]||t[0]>e.area[2]||t[1]<e.area[1]||t[1]>e.area[3])return null;var o=[t[0]-e.area[0],t[1]-e.area[1]],i=Hi(o[0],o[1],e.pixBuffer[Bi.ACTOR_PASS],e.area);if(i<=0||i-Wi>=e.props.length)return null;var s={valid:!0};s.propID=i-Wi,s.prop=e.props[s.propID];var l=Hi(o[0],o[1],e.pixBuffer[Bi.COMPOSITE_INDEX_PASS],e.area);if((l<0||l>16777215)&&(l=0),s.compositeID=l-Wi,e.captureZValues){var c=4*(o[1]*(e.area[2]-e.area[0]+1)+o[0]);s.zValue=(256*e.zBuffer[c]+e.zBuffer[c+1])/65535,s.displayPosition=t}if(e.pixBuffer[Bi.ID_LOW24]&&0===ji(o[0],o[1],e.pixBuffer[Bi.ID_LOW24],e.area))return s;var u=Hi(o[0],o[1],e.pixBuffer[Bi.ID_LOW24],e.area),d=Hi(o[0],o[1],e.pixBuffer[Bi.ID_HIGH24],e.area);return s.attributeID=Ki(u,d),s}var f=[t[0],t[1]],p=[0,0],g=Zi(e,t,0,n);if(g&&g.valid)return g;for(var m=1;m<a;++m){for(var h=f[1]>m?f[1]-m:0;h<=f[1]+m;++h){if(p[1]=h,f[0]>=m&&(p[0]=f[0]-m,(g=Zi(e,p,0,n))&&g.valid))return g;if(p[0]=f[0]+m,(g=Zi(e,p,0,n))&&g.valid)return g}for(var v=f[0]>=m?f[0]-(m-1):0;v<=f[0]+(m-1);++v){if(p[0]=v,f[1]>=m&&(p[1]=f[1]-m,(g=Zi(e,p,0,n))&&g.valid))return g;if(p[1]=f[1]+m,(g=Zi(e,p,0,n))&&g.valid)return g}}return n[0]=t[0],n[1]=t[1],null}function Xi(e,t,r,n,a){var o=[],i=0;return t.forEach((function(t,s){var l=_i.newInstance();switch(l.setContentType(Fi.INDICES),e){case ki.FIELD_ASSOCIATION_CELLS:l.setFieldType(Ui.CELL);break;case ki.FIELD_ASSOCIATION_POINTS:l.setFieldType(Ui.POINT);break;default:Gi("Unknown field association")}l.getProperties().propID=t.info.propID,l.getProperties().prop=t.info.prop,l.getProperties().compositeID=t.info.compositeID,l.getProperties().attributeID=t.info.attributeID,l.getProperties().pixelCount=t.pixelCount,r&&(l.getProperties().displayPosition=[t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue],l.getProperties().worldPosition=a.displayToWorld(t.info.displayPosition[0],t.info.displayPosition[1],t.info.zValue,n)),l.setSelectionList(t.attributeIDs),o[i]=l,i++})),o}function qi(e,t,r,n,a){for(var o=Math.floor(t),i=Math.floor(r),s=Math.floor(n),l=Math.floor(a),c=new Map,u=[0,0],d=i;d<=l;d++)for(var f=o;f<=s;f++){var p=Zi(e,[f,d],0,u);if(p&&p.valid){var g=zi(p);if(c.has(g)){var m=c.get(g);m.pixelCount++,e.captureZValues&&p.zValue<m.info.zValue&&(m.info=p),-1===m.attributeIDs.indexOf(p.attributeID)&&m.attributeIDs.push(p.attributeID)}else c.set(g,{info:p,pixelCount:1,attributeIDs:[p.attributeID]})}}return Xi(e.fieldAssociation,c,e.captureZValues,e.renderer,e.openGLRenderWindow)}var Yi={area:void 0,currentPass:-1,propColorValue:null,props:null,maximumPointId:0,maximumCellId:0,idOffset:1};function $i(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Yi,r),Ei.extend(e,t,r),t.propColorValue=[0,0,0],t.props=[],t.area||(t.area=[0,0,0,0]),ht.default.setGetArray(e,t,["area"],4),ht.default.setGet(e,t,["_renderer","currentPass","_openGLRenderWindow","maximumPointId","maximumCellId"]),ht.default.setGetArray(e,t,["propColorValue"],3),ht.default.moveToProtected(e,t,["renderer","openGLRenderWindow"]),ht.default.event(e,t,"event"),function(e,t){t.classHierarchy.push("vtkOpenGLHardwareSelector"),e.releasePixBuffers=function(){t.rawPixBuffer=[],t.pixBuffer=[],t.zBuffer=null},e.beginSelection=function(){t._openGLRenderer=t._openGLRenderWindow.getViewNodeFor(t._renderer),t.maxAttributeId=0;var r=t._openGLRenderWindow.getSize();if(t.framebuffer){t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.framebuffer.saveCurrentBindingsAndBuffers();var n=t.framebuffer.getSize();n[0]!==r[0]||n[1]!==r[1]?(t.framebuffer.create(r[0],r[1]),t.framebuffer.populateFramebuffer()):t.framebuffer.bind()}else t.framebuffer=Dn.newInstance(),t.framebuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.framebuffer.saveCurrentBindingsAndBuffers(),t.framebuffer.create(r[0],r[1]),t.framebuffer.populateFramebuffer();if(t._openGLRenderer.clear(),t._openGLRenderer.setSelector(e),t.hitProps={},t.propPixels={},t.props=[],e.releasePixBuffers(),t.fieldAssociation===ki.FIELD_ASSOCIATION_POINTS){var a=t._openGLRenderWindow.getContext(),o=a.isEnabled(a.BLEND);a.disable(a.BLEND),t._openGLRenderWindow.traverseAllPasses(),o&&a.enable(a.BLEND)}},e.endSelection=function(){t.hitProps={},t._openGLRenderer.setSelector(null),t.framebuffer.restorePreviousBindingsAndBuffers()},e.preCapturePass=function(){var e=t._openGLRenderWindow.getContext();t.originalBlending=e.isEnabled(e.BLEND),e.disable(e.BLEND)},e.postCapturePass=function(){var e=t._openGLRenderWindow.getContext();t.originalBlending&&e.enable(e.BLEND)},e.select=function(){var r=null;return e.captureBuffers()&&(r=e.generateSelection(t.area[0],t.area[1],t.area[2],t.area[3]),e.releasePixBuffers()),r},e.getSourceDataAsync=function(){var r=ni(oi().mark((function r(n,a,o,i,s){var l,c;return oi().wrap((function(r){for(;;)switch(r.prev=r.next){case 0:if(t._renderer=n,void 0===a?(l=t._openGLRenderWindow.getSize(),e.setArea(0,0,l[0]-1,l[1]-1)):e.setArea(a,o,i,s),e.captureBuffers()){r.next=4;break}return r.abrupt("return",!1);case 4:return(c={area:(0,pa.Z)(t.area),pixBuffer:(0,pa.Z)(t.pixBuffer),captureZValues:t.captureZValues,zBuffer:t.zBuffer,props:(0,pa.Z)(t.props),fieldAssociation:t.fieldAssociation,renderer:n,openGLRenderWindow:t._openGLRenderWindow}).generateSelection=function(){for(var e=arguments.length,t=new Array(e),r=0;r<e;r++)t[r]=arguments[r];return qi.apply(void 0,[c].concat(t))},r.abrupt("return",c);case 7:case"end":return r.stop()}}),r)})));return function(e,t,n,a,o){return r.apply(this,arguments)}}(),e.captureBuffers=function(){if(!t._renderer||!t._openGLRenderWindow)return Gi("Renderer and view must be set before calling Select."),!1;t._openGLRenderer=t._openGLRenderWindow.getViewNodeFor(t._renderer),t._openGLRenderWindow.getRenderable().preRender(),e.invokeEvent({type:"StartEvent"}),t.originalBackground=t._renderer.getBackgroundByReference(),t._renderer.setBackground(0,0,0,0);var r=t._openGLRenderWindow.getRenderPasses();for(e.beginSelection(),t.currentPass=Bi.MIN_KNOWN_PASS;t.currentPass<=Bi.MAX_KNOWN_PASS;t.currentPass++)e.passRequired(t.currentPass)&&(e.preCapturePass(t.currentPass),t.captureZValues&&t.currentPass===Bi.ACTOR_PASS&&"function"==typeof r[0].requestDepth&&"function"==typeof r[0].getFramebuffer?(r[0].requestDepth(),t._openGLRenderWindow.traverseAllPasses()):t._openGLRenderWindow.traverseAllPasses(),e.postCapturePass(t.currentPass),e.savePixelBuffer(t.currentPass),e.processPixelBuffers());return e.endSelection(),t._renderer.setBackground(t.originalBackground),e.invokeEvent({type:"EndEvent"}),!0},e.processPixelBuffers=function(){t.props.forEach((function(r,n){e.isPropHit(n)&&r.processSelectorPixelBuffers(e,t.propPixels[n])}))},e.passRequired=function(e){if(e===Bi.ID_HIGH24){if(t.fieldAssociation===ki.FIELD_ASSOCIATION_POINTS)return t.maximumPointId>16777215;if(t.fieldAssociation===ki.FIELD_ASSOCIATION_CELLS)return t.maximumCellId>16777215}return!0},e.savePixelBuffer=function(r){if(t.pixBuffer[r]=t._openGLRenderWindow.getPixelData(t.area[0],t.area[1],t.area[2],t.area[3]),!t.rawPixBuffer[r]){var n=(t.area[2]-t.area[0]+1)*(t.area[3]-t.area[1]+1)*4;t.rawPixBuffer[r]=new Uint8Array(n),t.rawPixBuffer[r].set(t.pixBuffer[r])}if(r===Bi.ACTOR_PASS){if(t.captureZValues){var a=t._openGLRenderWindow.getRenderPasses();if("function"==typeof a[0].requestDepth&&"function"==typeof a[0].getFramebuffer){var o=a[0].getFramebuffer();o.saveCurrentBindingsAndBuffers(),o.bind(),t.zBuffer=t._openGLRenderWindow.getPixelData(t.area[0],t.area[1],t.area[2],t.area[3]),o.restorePreviousBindingsAndBuffers()}}e.buildPropHitList(t.rawPixBuffer[r])}},e.buildPropHitList=function(e){for(var r=0,n=0;n<=t.area[3]-t.area[1];n++)for(var a=0;a<=t.area[2]-t.area[0];a++){var o=Hi(a,n,e,t.area);o>0&&(--o in t.hitProps||(t.hitProps[o]=!0,t.propPixels[o]=[]),t.propPixels[o].push(4*r)),++r}},e.renderProp=function(r){t.currentPass===Bi.ACTOR_PASS&&(e.setPropColorValueFromInt(t.props.length+Wi),t.props.push(r))},e.renderCompositeIndex=function(r){t.currentPass===Bi.COMPOSITE_INDEX_PASS&&e.setPropColorValueFromInt(r+Wi)},e.renderAttributeId=function(e){e<0||(t.maxAttributeId=e>t.maxAttributeId?e:t.maxAttributeId)},e.passTypeToString=function(e){return ht.default.enumToString(Bi,e)},e.isPropHit=function(e){return Boolean(t.hitProps[e])},e.setPropColorValueFromInt=function(e){t.propColorValue[0]=e%256/255,t.propColorValue[1]=Math.floor(e/256)%256/255,t.propColorValue[2]=Math.floor(e/65536)%256/255},e.getPixelInformation=function(r,n,a){var o=n<0?0:n;if(0===o){if(a[0]=r[0],a[1]=r[1],r[0]<t.area[0]||r[0]>t.area[2]||r[1]<t.area[1]||r[1]>t.area[3])return null;var i=[r[0]-t.area[0],r[1]-t.area[1]],s=Hi(i[0],i[1],t.pixBuffer[Bi.ACTOR_PASS],t.area);if(s<=0||s-Wi>=t.props.length)return null;var l={valid:!0};l.propID=s-Wi,l.prop=t.props[l.propID];var c=Hi(i[0],i[1],t.pixBuffer[Bi.COMPOSITE_INDEX_PASS],t.area);if((c<0||c>16777215)&&(c=0),l.compositeID=c-Wi,t.captureZValues){var u=4*(i[1]*(t.area[2]-t.area[0]+1)+i[0]);l.zValue=(256*t.zBuffer[u]+t.zBuffer[u+1])/65535,l.displayPosition=r}if(t.pixBuffer[Bi.ID_LOW24]&&0===ji(i[0],i[1],t.pixBuffer[Bi.ID_LOW24],t.area))return l;var d=Hi(i[0],i[1],t.pixBuffer[Bi.ID_LOW24],t.area),f=Hi(i[0],i[1],t.pixBuffer[Bi.ID_HIGH24],t.area);return l.attributeID=Ki(d,f),l}var p=[r[0],r[1]],g=[0,0],m=e.getPixelInformation(r,0,a);if(m&&m.valid)return m;for(var h=1;h<o;++h){for(var v=p[1]>h?p[1]-h:0;v<=p[1]+h;++v){if(g[1]=v,p[0]>=h&&(g[0]=p[0]-h,(m=e.getPixelInformation(g,0,a))&&m.valid))return m;if(g[0]=p[0]+h,(m=e.getPixelInformation(g,0,a))&&m.valid)return m}for(var y=p[0]>=h?p[0]-(h-1):0;y<=p[0]+(h-1);++y){if(g[0]=y,p[1]>=h&&(g[1]=p[1]-h,(m=e.getPixelInformation(g,0,a))&&m.valid))return m;if(g[1]=p[1]+h,(m=e.getPixelInformation(g,0,a))&&m.valid)return m}}return a[0]=r[0],a[1]=r[1],null},e.generateSelection=function(r,n,a,o){for(var i=Math.floor(r),s=Math.floor(n),l=Math.floor(a),c=Math.floor(o),u=new Map,d=[0,0],f=s;f<=c;f++)for(var p=i;p<=l;p++){var g=[p,f],m=e.getPixelInformation(g,0,d);if(m&&m.valid){var h=zi(m);if(u.has(h)){var v=u.get(h);v.pixelCount++,t.captureZValues&&m.zValue<v.info.zValue&&(v.info=m),-1===v.attributeIDs.indexOf(m.attributeID)&&v.attributeIDs.push(m.attributeID)}else u.set(h,{info:m,pixelCount:1,attributeIDs:[m.attributeID]})}}return Xi(t.fieldAssociation,u,t.captureZValues,t._renderer,t._openGLRenderWindow)},e.getRawPixelBuffer=function(e){return t.rawPixBuffer[e]},e.getPixelBuffer=function(e){return t.pixBuffer[e]},e.attach=function(e,r){t._openGLRenderWindow=e,t._renderer=r};var r=e.setArea;e.setArea=function(){return!!r.apply(void 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0!==arguments[2]?arguments[2]:{};Object.assign(t,rs,r),t.shaderPrograms={},ht.default.obj(e,t),ht.default.setGet(e,t,ts),ht.default.moveToProtected(e,t,["openGLRenderWindow"]),function(e,t){t.classHierarchy.push("vtkShaderCache"),e.replaceShaderValues=function(e,r,n){var a=r;n.length>0&&(a=Sr.substitute(a,"VSOut","GSOut").result);var o=t._openGLRenderWindow.getWebgl2(),i="\n",s="#version 100\n";o?s="#version 300 es\n#define attribute in\n#define textureCube texture\n#define texture2D texture\n#define textureCubeLod textureLod\n#define texture2DLod textureLod\n":(t.context.getExtension("OES_standard_derivatives"),t.context.getExtension("EXT_frag_depth")&&(i="#extension GL_EXT_frag_depth : enable\n"),t.context.getExtension("EXT_shader_texture_lod")&&(i+="#extension GL_EXT_shader_texture_lod : enable\n#define textureCubeLod textureCubeLodEXT\n#define texture2DLod texture2DLodEXT")),a=Sr.substitute(a,"//VTK::System::Dec",["".concat(s,"\n"),o?"":"#extension GL_OES_standard_derivatives : 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e.readyShaderProgram(o)},e.readyShaderProgram=function(t){return t&&(t.getCompiled()||t.compileShader())&&e.bindShader(t)?t:null},e.getShaderProgram=function(e,r,n){var a="".concat(e).concat(r).concat(n),o=es().hash(a);if(!(o in t.shaderPrograms)){var i=Sr.newInstance();return i.setContext(t.context),i.getVertexShader().setSource(e),i.getFragmentShader().setSource(r),n&&i.getGeometryShader().setSource(n),i.setMd5Hash(o),t.shaderPrograms[o]=i,i}return t.shaderPrograms[o]},e.releaseGraphicsResources=function(r){e.releaseCurrentShader(),Object.keys(t.shaderPrograms).map((function(e){return t.shaderPrograms[e]})).forEach((function(e){return e.releaseGraphicsResources(r)}))},e.releaseGraphicsResources=function(){t.astShaderBound&&(t.lastShaderBound.release(),t.lastShaderBound=null)},e.bindShader=function(e){return t.lastShaderBound===e||(t.lastShaderBound&&t.lastShaderBound.release(),e.bind(),t.lastShaderBound=e),1}}(e,t)}var as={newInstance:ht.default.newInstance(ns,"vtkShaderCache"),extend:ns},os=ht.default.vtkErrorMacro;var is={context:null,numberOfTextureUnits:0,textureUnits:0};function ss(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,is,r),ht.default.obj(e,t),t.textureUnits=[],ht.default.get(e,t,["numberOfTextureUnits"]),ht.default.setGet(e,t,["context"]),function(e,t){t.classHierarchy.push("vtkOpenGLTextureUnitManager"),e.deleteTable=function(){for(var e=0;e<t.numberOfTextureUnits;++e)!0===t.textureUnits[e]&&os("some texture units were not properly released");t.textureUnits=[],t.numberOfTextureUnits=0},e.setContext=function(r){if(t.context!==r){if(0!==t.context&&e.deleteTable(),t.context=r,t.context){t.numberOfTextureUnits=r.getParameter(r.MAX_TEXTURE_IMAGE_UNITS);for(var n=0;n<t.numberOfTextureUnits;++n)t.textureUnits[n]=!1}e.modified()}},e.allocate=function(){for(var r=0;r<t.numberOfTextureUnits;r++)if(!e.isAllocated(r))return t.textureUnits[r]=!0,r;return-1},e.allocateUnit=function(r){return e.isAllocated(r)?-1:(t.textureUnits[r]=!0,r)},e.isAllocated=function(e){return t.textureUnits[e]},e.free=function(e){t.textureUnits[e]=!1}}(e,t)}var ls={newInstance:ht.default.newInstance(ss,"vtkOpenGLTextureUnitManager"),extend:ss};var cs={size:void 0,selector:void 0};function us(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,cs,r),t.size||(t.size=[300,300]),ht.default.getArray(e,t,["size"],2),ht.default.get(e,t,["selector"]),Tt.extend(e,t,r),function(e,t){t.classHierarchy.push("vtkRenderWindowViewNode"),e.getViewNodeFactory=function(){return null},e.getAspectRatio=function(){return t.size[0]/t.size[1]},e.getAspectRatioForRenderer=function(e){var r=e.getViewportByReference();return t.size[0]*(r[2]-r[0])/((r[3]-r[1])*t.size[1])},e.isInViewport=function(t,r,n){var a=n.getViewportByReference(),o=e.getFramebufferSize();return a[0]*o[0]<=t&&a[2]*o[0]>=t&&a[1]*o[1]<=r&&a[3]*o[1]>=r},e.getViewportSize=function(t){var r=t.getViewportByReference(),n=e.getFramebufferSize();return[(r[2]-r[0])*n[0],(r[3]-r[1])*n[1]]},e.getViewportCenter=function(t){var r=e.getViewportSize(t);return[.5*r[0],.5*r[1]]},e.displayToNormalizedDisplay=function(t,r,n){var a=e.getFramebufferSize();return[t/a[0],r/a[1],n]},e.normalizedDisplayToDisplay=function(t,r,n){var a=e.getFramebufferSize();return[t*a[0],r*a[1],n]},e.worldToView=function(e,t,r,n){return n.worldToView(e,t,r)},e.viewToWorld=function(e,t,r,n){return n.viewToWorld(e,t,r)},e.worldToDisplay=function(t,r,n,a){var o=a.worldToView(t,r,n),i=e.getViewportSize(a),s=a.viewToProjection(o[0],o[1],o[2],i[0]/i[1]),l=a.projectionToNormalizedDisplay(s[0],s[1],s[2]);return e.normalizedDisplayToDisplay(l[0],l[1],l[2])},e.displayToWorld=function(t,r,n,a){var o=e.displayToNormalizedDisplay(t,r,n),i=a.normalizedDisplayToProjection(o[0],o[1],o[2]),s=e.getViewportSize(a),l=a.projectionToView(i[0],i[1],i[2],s[0]/s[1]);return a.viewToWorld(l[0],l[1],l[2])},e.normalizedDisplayToViewport=function(t,r,n,a){var o=a.getViewportByReference();o=e.normalizedDisplayToDisplay(o[0],o[1],0);var i=e.normalizedDisplayToDisplay(t,r,n);return[i[0]-o[0]-.5,i[1]-o[1]-.5,n]},e.viewportToNormalizedViewport=function(t,r,n,a){var o=e.getViewportSize(a);return o&&0!==o[0]&&0!==o[1]?[t/(o[0]-1),r/(o[1]-1),n]:[t,r,n]},e.normalizedViewportToViewport=function(t,r,n,a){var o=e.getViewportSize(a);return[t*(o[0]-1),r*(o[1]-1),n]},e.displayToLocalDisplay=function(t,r,n){return[t,e.getFramebufferSize()[1]-r-1,n]},e.viewportToNormalizedDisplay=function(t,r,n,a){var o=a.getViewportByReference(),i=t+(o=e.normalizedDisplayToDisplay(o[0],o[1],0))[0]+.5,s=r+o[1]+.5;return e.displayToNormalizedDisplay(i,s,n)},e.getComputedDevicePixelRatio=function(){return t.size[0]/e.getContainerSize()[0]},e.getContainerSize=function(){ht.default.vtkErrorMacro("not implemented")},e.getPixelData=function(e,t,r,n){ht.default.vtkErrorMacro("not implemented")},e.createSelector=function(){ht.default.vtkErrorMacro("not implemented")}}(e,t)}var ds={newInstance:ht.default.newInstance(us,"vtkRenderWindowViewNode"),extend:us},fs={HmdVR:0,MobileAR:1,LookingGlassVR:2},ps="__getUnderlyingContext";function gs(){var e=new Map,t={apply:function(t,r,n){return e.has(n[0])?e.get(n[0]):t.apply(r,n)}};var r=Object.create(null);return r.getParameter=function(e,r,n,a){return new Proxy(a.bind(e),t)},r.depthMask=function(t,r,n,a){return new Proxy(a.bind(t),(o=t.DEPTH_WRITEMASK,{apply:function(t,r,n){return e.set(o,n[0]),t.apply(r,n)}}));var o},{get:function(e,t,n){if(t===ps)return function(){return e};var a=Reflect.get(e,t,e);a instanceof Function&&(a=a.bind(e));var o=r[t];return o?o(e,t,n,a):a}}}var ms=ht.default.vtkDebugMacro,hs=ht.default.vtkErrorMacro,vs=fs,ys={position:"absolute",top:0,left:0,width:"100%",height:"100%"},bs={vr:{rescaleFactor:1,translateZ:-.7},ar:{rescaleFactor:.25,translateZ:-.5}};function Ts(e,t,r){var n=e.createFramebuffer(),a=e.createTexture();e.bindTexture(e.TEXTURE_2D,a),e.texImage2D(e.TEXTURE_2D,0,t,2,2,0,t,r,null),e.bindFramebuffer(e.FRAMEBUFFER,n),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,a,0);var o=e.checkFramebufferStatus(e.FRAMEBUFFER);return e.bindFramebuffer(e.FRAMEBUFFER,null),e.bindTexture(e.TEXTURE_2D,null),o===e.FRAMEBUFFER_COMPLETE}var Cs=0,xs=[];function Ss(){Cs--,xs.forEach((function(e){return e(Cs)}))}function Ps(e){e.preventDefault()}function ws(e,t){t.classHierarchy.push("vtkOpenGLRenderWindow");var n=gs();e.getViewNodeFactory=function(){return t.myFactory},t.canvas.addEventListener("webglcontextlost",Ps,!1),t.canvas.addEventListener("webglcontextrestored",e.restoreContext,!1);var a,o=void 0!==navigator.xr&&navigator.xr.isSessionSupported("immersive-vr"),i=[0,0];e.onModified((function(){t.renderable&&(t.size[0]===i[0]&&t.size[1]===i[1]||(i[0]=t.size[0],i[1]=t.size[1],t.canvas.setAttribute("width",t.size[0]),t.canvas.setAttribute("height",t.size[1]))),t.viewStream&&t.viewStream.setSize(t.size[0],t.size[1]),t.canvas.style.display=t.useOffScreen?"none":"block",t.el&&(t.el.style.cursor=t.cursorVisibility?t.cursor:"none"),t.containerSize=null})),e.buildPass=function(r){if(r){if(!t.renderable)return;e.prepareNodes(),e.addMissingNodes(t.renderable.getRenderersByReference()),e.removeUnusedNodes(),e.initialize(),t.children.forEach((function(t){t.setOpenGLRenderWindow(e)}))}},e.initialize=function(){if(!t.initialized){t.context=e.get3DContext(),t.textureUnitManager=ls.newInstance(),t.textureUnitManager.setContext(t.context),t.shaderCache.setContext(t.context);var r=t.context;r.blendFuncSeparate(r.SRC_ALPHA,r.ONE_MINUS_SRC_ALPHA,r.ONE,r.ONE_MINUS_SRC_ALPHA),r.depthFunc(r.LEQUAL),r.enable(r.BLEND),t.initialized=!0}},e.makeCurrent=function(){t.context.makeCurrent()},e.setContainer=function(r){t.el&&t.el!==r&&(t.canvas.parentNode!==t.el&&hs("Error: canvas parent node does not match container"),t.el.removeChild(t.canvas),t.el.contains(t.bgImage)&&t.el.removeChild(t.bgImage)),t.el!==r&&(t.el=r,t.el&&(t.el.appendChild(t.canvas),t.useBackgroundImage&&t.el.appendChild(t.bgImage)),e.modified())},e.getContainer=function(){return t.el},e.getContainerSize=function(){if(!t.containerSize&&t.el){var e=t.el.getBoundingClientRect(),r=e.width,n=e.height;t.containerSize=[r,n]}return t.containerSize||t.size},e.getFramebufferSize=function(){return t.activeFramebuffer?t.activeFramebuffer.getSize():t.size},e.getPixelData=function(e,r,n,a){var o=new Uint8Array((n-e+1)*(a-r+1)*4);return t.context.readPixels(e,r,n-e+1,a-r+1,t.context.RGBA,t.context.UNSIGNED_BYTE,o),o},e.get3DContext=function(){var r=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{preserveDrawingBuffer:!1,depth:!0,alpha:!0,powerPreference:"high-performance"},a=null;o&&e.invokeHaveVRDisplay();var i="undefined"!=typeof WebGL2RenderingContext;return t.webgl2=!1,t.defaultToWebgl2&&i&&(a=t.canvas.getContext("webgl2",r))&&(t.webgl2=!0,ms("using webgl2")),a||(ms("using webgl1"),a=t.canvas.getContext("webgl",r)||t.canvas.getContext("experimental-webgl",r)),new Proxy(a,n)},e.startXR=function(r){if(void 0===navigator.xr)throw new Error("WebXR is not available");t.xrSessionType=void 0!==r?r:vs.HmdVR;var n=r===vs.MobileAR,a=n?"immersive-ar":"immersive-vr";if(!navigator.xr.isSessionSupported(a))throw n?new Error("Device does not support AR session"):new Error("VR display is not available");if(null!==t.xrSession)throw new Error("XR Session already exists!");navigator.xr.requestSession(a).then(e.enterXR,(function(){throw new Error("Failed to create XR session!")}))},e.enterXR=function(){var n=ni(oi().mark((function n(a){var o,i;return oi().wrap((function(n){for(;;)switch(n.prev=n.next){case 0:if(t.xrSession=a,t.oldCanvasSize=t.size.slice(),null===t.xrSession){n.next=15;break}return o=e.get3DContext(),n.next=6,o.makeXRCompatible();case 6:i=new r.g.XRWebGLLayer(t.xrSession,o[ps]()),e.setSize(i.framebufferWidth,i.framebufferHeight),t.xrSession.updateRenderState({baseLayer:i}),t.xrSession.requestReferenceSpace("local").then((function(e){t.xrReferenceSpace=e})),e.resetXRScene(),t.renderable.getInteractor().switchToXRAnimation(),t.xrSceneFrame=t.xrSession.requestAnimationFrame(e.xrRender),n.next=16;break;case 15:throw new Error("Failed to enter VR with a null xrSession.");case 16:case"end":return n.stop()}}),n)})));return function(e){return n.apply(this,arguments)}}(),e.resetXRScene=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:bs.vr.rescaleFactor,r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:bs.vr.translateZ,n=t.xrSessionType===vs.MobileAR;n&&e===bs.vr.rescaleFactor&&(e=bs.ar.rescaleFactor),n&&r===bs.vr.translateZ&&(r=bs.ar.translateZ);var a=t.renderable.getRenderers()[0];a.resetCamera();var o=a.getActiveCamera(),i=o.getPhysicalScale(),s=o.getPhysicalTranslation();r*=i/=e,s[2]+=r,o.setPhysicalScale(i),o.setPhysicalTranslation(s),o.setClippingRange(.1*i,100*i)},e.stopXR=ni(oi().mark((function r(){var n,a;return oi().wrap((function(r){for(;;)switch(r.prev=r.next){case 0:if(void 0!==navigator.xr){r.next=2;break}return r.abrupt("return");case 2:if(null===t.xrSession){r.next=10;break}return t.xrSession.cancelAnimationFrame(t.xrSceneFrame),t.renderable.getInteractor().returnFromXRAnimation(),(n=e.get3DContext()).bindFramebuffer(n.FRAMEBUFFER,null),r.next=9,t.xrSession.end().catch((function(e){if(!(e instanceof DOMException))throw e}));case 9:t.xrSession=null;case 10:void 0!==t.oldCanvasSize&&e.setSize.apply(e,(0,pa.Z)(t.oldCanvasSize)),(a=t.renderable.getRenderers()[0]).getActiveCamera().setProjectionMatrix(null),a.resetCamera(),a.setViewport(0,0,1,1),e.traverseAllPasses();case 16:case"end":return r.stop()}}),r)}))),e.xrRender=function(){var r=ni(oi().mark((function r(n,a){var o,i,s,l,c;return oi().wrap((function(r){for(;;)switch(r.prev=r.next){case 0:o=a.session,t.renderable.getInteractor().updateXRGamepads(o,a,t.xrReferenceSpace),t.xrSceneFrame=t.xrSession.requestAnimationFrame(e.xrRender),(i=a.getViewerPose(t.xrReferenceSpace))&&(s=e.get3DContext(),t.xrSessionType===vs.MobileAR&&void 0!==t.oldCanvasSize&&(s.canvas.width=t.oldCanvasSize[0],s.canvas.height=t.oldCanvasSize[1]),l=o.renderState.baseLayer,s.bindFramebuffer(s.FRAMEBUFFER,l.framebuffer),s.clear(s.COLOR_BUFFER_BIT),s.clear(s.DEPTH_BUFFER_BIT),e.setSize(l.framebufferWidth,l.framebufferHeight),c=t.renderable.getRenderers()[0],i.views.forEach((function(r,n){var a=l.getViewport(r);if(t.xrSessionType===vs.HmdVR)if("left"===r.eye)c.setViewport(0,0,.5,1);else{if("right"!==r.eye)return;c.setViewport(.5,0,1,1)}else if(t.xrSessionType===vs.LookingGlassVR){var o=a.x/l.framebufferWidth,i=a.y/l.framebufferHeight,s=(a.x+a.width)/l.framebufferWidth,u=(a.y+a.height)/l.framebufferHeight;c.setViewport(o,i,s,u)}else c.setViewport(0,0,1,1);c.getActiveCamera().computeViewParametersFromPhysicalMatrix(r.transform.inverse.matrix),c.getActiveCamera().setProjectionMatrix(r.projectionMatrix),e.traverseAllPasses()})),s.scissor(0,0,l.framebufferWidth,l.framebufferHeight),s.disable(s.SCISSOR_TEST));case 5:case"end":return r.stop()}}),r)})));return function(e,t){return r.apply(this,arguments)}}(),e.restoreContext=function(){var t=mi.newInstance();t.setCurrentOperation("Release"),t.traverse(e,null)},e.activateTexture=function(r){var n=t._textureResourceIds.get(r);if(void 0===n){var a=e.getTextureUnitManager().allocate();a<0?hs("Hardware does not support the number of 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a=t.children[n];a.isA("vtkOpenGLTexture")?(t.ogltextures||(t.ogltextures=[]),t.ogltextures.push(a)):t.oglmapper=a}}},e.queryPass=function(e,r){if(e){if(!t.renderable||!t.renderable.getVisibility())return;r.incrementOverlayActorCount()}},e.traverseOpaquePass=function(r){t.oglmapper&&t.renderable&&t.renderable.getNestedVisibility()&&t.renderable.getIsOpaque()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(r,!0),t.oglmapper.traverse(r),e.apply(r,!1))},e.traverseTranslucentPass=function(r){t.oglmapper&&t.renderable&&t.renderable.getNestedVisibility()&&!t.renderable.getIsOpaque()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable())&&(e.apply(r,!0),t.oglmapper.traverse(r),e.apply(r,!1))},e.traverseOverlayPass=function(r){t.oglmapper&&t.renderable&&t.renderable.getNestedVisibility()&&(!t._openGLRenderer.getSelector()||t.renderable.getNestedPickable)&&(e.apply(r,!0),t.oglmapper.traverse(r),e.apply(r,!1))},e.activateTextures=function(){if(t.ogltextures){t.activeTextures=[];for(var e=0;e<t.ogltextures.length;e++){var r=t.ogltextures[e];r.render(),r.getHandle()&&t.activeTextures.push(r)}}},e.opaquePass=function(r,n){if(r)t.context.depthMask(!0),e.activateTextures();else if(t.activeTextures)for(var a=0;a<t.activeTextures.length;a++)t.activeTextures[a].deactivate()},e.translucentPass=function(r,n){if(r)t.context.depthMask(!1),e.activateTextures();else if(t.activeTextures)for(var a=0;a<t.activeTextures.length;a++)t.activeTextures[a].deactivate()},e.overlayPass=function(r,n){if(r)t.context.depthMask(!0),e.activateTextures();else if(t.activeTextures)for(var a=0;a<t.activeTextures.length;a++)t.activeTextures[a].deactivate()}}(e,t)}var Ns=(0,ht.WL)(_s),Bs={newInstance:Ns,extend:_s};wt("vtkActor2D",Ns);var Fs=r(93702),Us=r(54873);function ks(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}function Gs(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?ks(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):ks(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}var Ws=Ii.ZP.FieldAssociations,zs=Er.primTypes,js=Ua.ZP.Representation,Hs=Ua.ZP.Shading,Ks=Fs.ZP.ScalarMode,Zs=Yr.Filter,Xs=Yr.Wrap,qs=ht.E0,Ys={type:"StartEvent"},$s={type:"EndEvent"},Qs=Us.ZP.CoordinateSystem;function Js(e,t){function r(e,t,r){return t.identity(r),e.reduce((function(e,r,n){return 0===n?r?t.copy(e,r):t.identity(e):r?t.multiply(e,e,r):e}),r)}t.classHierarchy.push("vtkOpenGLPolyDataMapper"),e.buildPass=function(r){r&&(t.currentRenderPass=null,t.openGLActor=e.getFirstAncestorOfType("vtkOpenGLActor"),t._openGLRenderer=t.openGLActor.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.openGLCamera=t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera()))},e.translucentPass=function(r,n){r&&(t.currentRenderPass=n,e.render())},e.zBufferPass=function(r){r&&(t.haveSeenDepthRequest=!0,t.renderDepth=!0,e.render(),t.renderDepth=!1)},e.opaqueZBufferPass=function(t){return e.zBufferPass(t)},e.opaquePass=function(t){t&&e.render()},e.render=function(){var r=t._openGLRenderWindow.getContext();if(t.context!==r){t.context=r;for(var n=zs.Start;n<zs.End;n++)t.primitives[n].setOpenGLRenderWindow(t._openGLRenderWindow)}var a=t.openGLActor.getRenderable(),o=t._openGLRenderer.getRenderable();e.renderPiece(o,a)},e.getShaderTemplate=function(e,t,r){e.Vertex=pn,e.Fragment=gn,e.Geometry=""},e.replaceShaderColor=function(e,r,n){var a=e.Vertex,o=e.Geometry,i=e.Fragment,s=t.lastBoundBO.getReferenceByName("lastLightComplexity"),l=["uniform float ambient;","uniform float diffuse;","uniform float specular;","uniform float opacityUniform; // the fragment opacity","uniform vec3 ambientColorUniform;","uniform vec3 diffuseColorUniform;"];s&&(l=l.concat(["uniform vec3 specularColorUniform;","uniform float specularPowerUniform;"]));var c=["vec3 ambientColor;"," vec3 diffuseColor;"," float opacity;"];s&&(c=c.concat([" vec3 specularColor;"," float specularPower;"])),c=c.concat([" ambientColor = ambientColorUniform;"," diffuseColor = diffuseColorUniform;"," opacity = opacityUniform;"]),s&&(c=c.concat([" specularColor = specularColorUniform;"," specularPower = specularPowerUniform;"])),0===t.lastBoundBO.getCABO().getColorComponents()||t.drawingEdges||(l=l.concat(["varying vec4 vertexColorVSOutput;"]),a=Sr.substitute(a,"//VTK::Color::Dec",["attribute vec4 scalarColor;","varying vec4 vertexColorVSOutput;"]).result,a=Sr.substitute(a,"//VTK::Color::Impl",["vertexColorVSOutput = scalarColor;"]).result,o=Sr.substitute(o,"//VTK::Color::Dec",["in vec4 vertexColorVSOutput[];","out vec4 vertexColorGSOutput;"]).result,o=Sr.substitute(o,"//VTK::Color::Impl",["vertexColorGSOutput = vertexColorVSOutput[i];"]).result),0===t.lastBoundBO.getCABO().getColorComponents()||t.drawingEdges?t.renderable.getInterpolateScalarsBeforeMapping()&&t.renderable.getColorCoordinates()&&!t.drawingEdges?i=Sr.substitute(i,"//VTK::Color::Impl",c.concat([" vec4 texColor = texture2D(texture1, tcoordVCVSOutput.st);"," diffuseColor = texColor.rgb;"," ambientColor = texColor.rgb;"," opacity = opacity*texColor.a;"])).result:(n.getBackfaceProperty()&&!t.drawingEdges&&(l=l.concat(["uniform float opacityUniformBF; // the fragment opacity","uniform float ambientIntensityBF; // the material ambient","uniform float diffuseIntensityBF; // the material diffuse","uniform vec3 ambientColorUniformBF; // ambient material color","uniform vec3 diffuseColorUniformBF; // diffuse material color"]),s?(l=l.concat(["uniform float specularIntensityBF; // the material specular intensity","uniform vec3 specularColorUniformBF; // intensity weighted color","uniform float specularPowerUniformBF;"]),c=c.concat(["if (gl_FrontFacing == false) {"," ambientColor = ambientIntensityBF * ambientColorUniformBF;"," diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;"," specularColor = specularIntensityBF * specularColorUniformBF;"," specularPower = specularPowerUniformBF;"," opacity = opacityUniformBF; }"])):c=c.concat(["if (gl_FrontFacing == false) {"," ambientColor = ambientIntensityBF * ambientColorUniformBF;"," diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;"," opacity = opacityUniformBF; }"])),t.haveCellScalars&&!t.drawingEdges&&(l=l.concat(["uniform samplerBuffer texture1;"])),i=Sr.substitute(i,"//VTK::Color::Impl",c).result):i=Sr.substitute(i,"//VTK::Color::Impl",c.concat([" diffuseColor = vertexColorVSOutput.rgb;"," ambientColor = vertexColorVSOutput.rgb;"," opacity = opacity*vertexColorVSOutput.a;"])).result,i=Sr.substitute(i,"//VTK::Color::Dec",l).result,e.Vertex=a,e.Geometry=o,e.Fragment=i},e.replaceShaderLight=function(e,r,n){var a=e.Fragment,o=t.lastBoundBO.getReferenceByName("lastLightComplexity"),i=t.lastBoundBO.getReferenceByName("lastLightCount"),s=[];switch(o){case 0:a=Sr.substitute(a,"//VTK::Light::Impl",[" gl_FragData[0] = vec4(ambientColor * ambient + diffuseColor * diffuse, opacity);"," //VTK::Light::Impl"],!1).result;break;case 1:a=Sr.substitute(a,"//VTK::Light::Impl",[" float df = max(0.0, normalVCVSOutput.z);"," float sf = pow(df, specularPower);"," vec3 diffuseL = df * diffuseColor;"," vec3 specularL = sf * specularColor;"," gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);"," //VTK::Light::Impl"],!1).result;break;case 2:for(var l=0;l<i;++l)s=s.concat(["uniform vec3 lightColor".concat(l,";"),"uniform vec3 lightDirectionVC".concat(l,"; // normalized"),"uniform vec3 lightHalfAngleVC".concat(l,"; // normalized")]);a=Sr.substitute(a,"//VTK::Light::Dec",s).result,s=["vec3 diffuseL = vec3(0,0,0);"," vec3 specularL = vec3(0,0,0);"," float df;"];for(var c=0;c<i;++c)s=s.concat([" df = max(0.0, dot(normalVCVSOutput, -lightDirectionVC".concat(c,"));")," diffuseL += ((df".concat("",") * lightColor").concat(c,");")," if (dot(normalVCVSOutput, lightDirectionVC".concat(c,") < 0.0)")," {"," float sf = pow( max(0.0, dot(lightHalfAngleVC".concat(c,",normalVCVSOutput)), specularPower);")," specularL += ((sf".concat("",") * lightColor").concat(c,");")," }"]);s=s.concat([" diffuseL = diffuseL * diffuseColor;"," specularL = specularL * specularColor;"," gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);"," //VTK::Light::Impl"]),a=Sr.substitute(a,"//VTK::Light::Impl",s,!1).result;break;case 3:for(var u=0;u<i;++u)s=s.concat(["uniform vec3 lightColor".concat(u,";"),"uniform vec3 lightDirectionVC".concat(u,"; // normalized"),"uniform vec3 lightHalfAngleVC".concat(u,"; // normalized"),"uniform vec3 lightPositionVC".concat(u,";"),"uniform vec3 lightAttenuation".concat(u,";"),"uniform float lightConeAngle".concat(u,";"),"uniform float lightExponent".concat(u,";"),"uniform int lightPositional".concat(u,";")]);a=Sr.substitute(a,"//VTK::Light::Dec",s).result,s=["vec3 diffuseL = vec3(0,0,0);"," vec3 specularL = vec3(0,0,0);"," vec3 vertLightDirectionVC;"," float attenuation;"," float df;"];for(var d=0;d<i;++d)s=s.concat([" attenuation = 1.0;"," if (lightPositional".concat(d," == 0)")," {"," vertLightDirectionVC = lightDirectionVC".concat(d,";")," }"," else"," {"," vertLightDirectionVC = vertexVC.xyz - lightPositionVC".concat(d,";")," float distanceVC = length(vertLightDirectionVC);"," vertLightDirectionVC = normalize(vertLightDirectionVC);"," attenuation = 1.0 /"," (lightAttenuation".concat(d,".x")," + lightAttenuation".concat(d,".y * distanceVC")," + lightAttenuation".concat(d,".z * distanceVC * distanceVC);")," // per OpenGL standard cone angle is 90 or less for a spot light"," if (lightConeAngle".concat(d," <= 90.0)")," {"," float coneDot = dot(vertLightDirectionVC, lightDirectionVC".concat(d,");")," // if inside the cone"," if (coneDot >= cos(radians(lightConeAngle".concat(d,")))")," {"," attenuation = attenuation * pow(coneDot, lightExponent".concat(d,");")," }"," else"," {"," attenuation = 0.0;"," }"," }"," }"," df = max(0.0, attenuation*dot(normalVCVSOutput, -vertLightDirectionVC));"," diffuseL += ((df".concat("",") * lightColor").concat(d,");")," if (dot(normalVCVSOutput, vertLightDirectionVC) < 0.0)"," {"," float sf = attenuation*pow( max(0.0, dot(lightHalfAngleVC".concat(d,",normalVCVSOutput)), specularPower);")," specularL += ((sf".concat("",") * lightColor").concat(d,");")," }"]);s=s.concat([" diffuseL = diffuseL * diffuseColor;"," specularL = specularL * specularColor;"," gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);"," //VTK::Light::Impl"]),a=Sr.substitute(a,"//VTK::Light::Impl",s,!1).result;break;default:qs("bad light complexity")}e.Fragment=a},e.replaceShaderNormal=function(e,r,n){if(t.lastBoundBO.getReferenceByName("lastLightComplexity")>0){var a=e.Vertex,o=e.Geometry,i=e.Fragment;t.lastBoundBO.getCABO().getNormalOffset()?(a=Sr.substitute(a,"//VTK::Normal::Dec",["attribute vec3 normalMC;","uniform mat3 normalMatrix;","varying vec3 normalVCVSOutput;"]).result,a=Sr.substitute(a,"//VTK::Normal::Impl",["normalVCVSOutput = normalMatrix * normalMC;"]).result,o=Sr.substitute(o,"//VTK::Normal::Dec",["in vec3 normalVCVSOutput[];","out vec3 normalVCGSOutput;"]).result,o=Sr.substitute(o,"//VTK::Normal::Impl",["normalVCGSOutput = normalVCVSOutput[i];"]).result,i=Sr.substitute(i,"//VTK::Normal::Dec",["varying vec3 normalVCVSOutput;"]).result,i=Sr.substitute(i,"//VTK::Normal::Impl",["vec3 normalVCVSOutput = normalize(normalVCVSOutput);"," if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }"]).result):t.haveCellNormals?(i=Sr.substitute(i,"//VTK::Normal::Dec",["uniform mat3 normalMatrix;","uniform samplerBuffer textureN;"]).result,i=Sr.substitute(i,"//VTK::Normal::Impl",["vec3 normalVCVSOutput = normalize(normalMatrix *"," texelFetchBuffer(textureN, gl_PrimitiveID + PrimitiveIDOffset).xyz);"," if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }"]).result):t.lastBoundBO.getOpenGLMode(n.getProperty().getRepresentation())===t.context.LINES?(i=Sr.substitute(i,"//VTK::UniformFlow::Impl",[" vec3 fdx = dFdx(vertexVC.xyz);"," vec3 fdy = dFdy(vertexVC.xyz);"," //VTK::UniformFlow::Impl"]).result,i=Sr.substitute(i,"//VTK::Normal::Impl",["vec3 normalVCVSOutput;"," if (abs(fdx.x) > 0.0)"," { fdx = normalize(fdx); normalVCVSOutput = normalize(cross(vec3(fdx.y, -fdx.x, 0.0), fdx)); }"," else { fdy = normalize(fdy); normalVCVSOutput = normalize(cross(vec3(fdy.y, -fdy.x, 0.0), fdy));}"]).result):(i=Sr.substitute(i,"//VTK::Normal::Dec",["uniform int cameraParallel;"]).result,i=Sr.substitute(i,"//VTK::UniformFlow::Impl",[" vec3 fdx = dFdx(vertexVC.xyz);"," vec3 fdy = dFdy(vertexVC.xyz);"," //VTK::UniformFlow::Impl"]).result,i=Sr.substitute(i,"//VTK::Normal::Impl",[" fdx = normalize(fdx);"," fdy = normalize(fdy);"," vec3 normalVCVSOutput = normalize(cross(fdx,fdy));"," if (cameraParallel == 1 && normalVCVSOutput.z < 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }"," if (cameraParallel == 0 && dot(normalVCVSOutput,vertexVC.xyz) > 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }"]).result),e.Vertex=a,e.Geometry=o,e.Fragment=i}},e.replaceShaderPositionVC=function(e,r,n){t.lastBoundBO.replaceShaderPositionVC(e,r,n);var a=e.Vertex,o=e.Geometry,i=e.Fragment;t.lastBoundBO.getReferenceByName("lastLightComplexity")>0?(a=Sr.substitute(a,"//VTK::PositionVC::Dec",["varying vec4 vertexVCVSOutput;"]).result,a=Sr.substitute(a,"//VTK::PositionVC::Impl",["vertexVCVSOutput = MCVCMatrix * vertexMC;"," gl_Position = MCPCMatrix * vertexMC;"]).result,a=Sr.substitute(a,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;","uniform mat4 MCVCMatrix;"]).result,o=Sr.substitute(o,"//VTK::PositionVC::Dec",["in vec4 vertexVCVSOutput[];","out vec4 vertexVCGSOutput;"]).result,o=Sr.substitute(o,"//VTK::PositionVC::Impl",["vertexVCGSOutput = vertexVCVSOutput[i];"]).result,i=Sr.substitute(i,"//VTK::PositionVC::Dec",["varying vec4 vertexVCVSOutput;"]).result,i=Sr.substitute(i,"//VTK::PositionVC::Impl",["vec4 vertexVC = vertexVCVSOutput;"]).result):(a=Sr.substitute(a,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;"]).result,a=Sr.substitute(a,"//VTK::PositionVC::Impl",[" gl_Position = MCPCMatrix * vertexMC;"]).result),e.Vertex=a,e.Geometry=o,e.Fragment=i},e.replaceShaderTCoord=function(e,r,n){if(t.lastBoundBO.getCABO().getTCoordOffset()){var a=e.Vertex,o=e.Geometry,i=e.Fragment;if(t.drawingEdges)return;a=Sr.substitute(a,"//VTK::TCoord::Impl","tcoordVCVSOutput = tcoordMC;").result;var s=t.openGLActor.getActiveTextures(),l=2,c=2;if(s&&s.length>0&&(l=s[0].getComponents(),s[0].getTarget()===t.context.TEXTURE_CUBE_MAP&&(c=3)),t.renderable.getColorTextureMap()&&(l=t.renderable.getColorTextureMap().getPointData().getScalars().getNumberOfComponents(),c=2),2===c){if(a=Sr.substitute(a,"//VTK::TCoord::Dec","attribute vec2 tcoordMC; varying vec2 tcoordVCVSOutput;").result,o=Sr.substitute(o,"//VTK::TCoord::Dec",["in vec2 tcoordVCVSOutput[];","out vec2 tcoordVCGSOutput;"]).result,o=Sr.substitute(o,"//VTK::TCoord::Impl","tcoordVCGSOutput = tcoordVCVSOutput[i];").result,i=Sr.substitute(i,"//VTK::TCoord::Dec",["varying vec2 tcoordVCVSOutput;","uniform sampler2D texture1;"]).result,s&&s.length>=1)switch(l){case 1:i=Sr.substitute(i,"//VTK::TCoord::Impl",[" vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.r;"," diffuseColor = diffuseColor*tcolor.r;"]).result;break;case 2:i=Sr.substitute(i,"//VTK::TCoord::Impl",[" vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.r;"," diffuseColor = diffuseColor*tcolor.r;"," opacity = opacity * tcolor.g;"]).result;break;default:i=Sr.substitute(i,"//VTK::TCoord::Impl",[" vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.rgb;"," diffuseColor = diffuseColor*tcolor.rgb;"," opacity = opacity * tcolor.a;"]).result}}else switch(a=Sr.substitute(a,"//VTK::TCoord::Dec","attribute vec3 tcoordMC; varying vec3 tcoordVCVSOutput;").result,o=Sr.substitute(o,"//VTK::TCoord::Dec",["in vec3 tcoordVCVSOutput[];","out vec3 tcoordVCGSOutput;"]).result,o=Sr.substitute(o,"//VTK::TCoord::Impl","tcoordVCGSOutput = tcoordVCVSOutput[i];").result,i=Sr.substitute(i,"//VTK::TCoord::Dec",["varying vec3 tcoordVCVSOutput;","uniform samplerCube texture1;"]).result,l){case 1:i=Sr.substitute(i,"//VTK::TCoord::Impl",[" vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.r;"," diffuseColor = diffuseColor*tcolor.r;"]).result;break;case 2:i=Sr.substitute(i,"//VTK::TCoord::Impl",[" vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.r;"," diffuseColor = diffuseColor*tcolor.r;"," opacity = opacity * tcolor.g;"]).result;break;default:i=Sr.substitute(i,"//VTK::TCoord::Impl",[" vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);"," ambientColor = ambientColor*tcolor.rgb;"," diffuseColor = diffuseColor*tcolor.rgb;"," opacity = opacity * tcolor.a;"]).result}e.Vertex=a,e.Geometry=o,e.Fragment=i}},e.replaceShaderClip=function(e,r,n){var a=e.Vertex,o=e.Fragment;if(t.renderable.getNumberOfClippingPlanes()){var i=t.renderable.getNumberOfClippingPlanes();a=Sr.substitute(a,"//VTK::Clip::Dec",["uniform int numClipPlanes;","uniform vec4 clipPlanes[".concat(i,"];"),"varying float clipDistancesVSOutput[".concat(i,"];")]).result,a=Sr.substitute(a,"//VTK::Clip::Impl",["for (int planeNum = 0; planeNum < ".concat(i,"; planeNum++)")," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);"," }"]).result,o=Sr.substitute(o,"//VTK::Clip::Dec",["uniform int numClipPlanes;","varying float clipDistancesVSOutput[".concat(i,"];")]).result,o=Sr.substitute(o,"//VTK::Clip::Impl",["for (int planeNum = 0; planeNum < ".concat(i,"; planeNum++)")," {"," if (planeNum >= numClipPlanes)"," {"," break;"," }"," if (clipDistancesVSOutput[planeNum] < 0.0) discard;"," }"]).result}e.Vertex=a,e.Fragment=o},e.getCoincidentParameters=function(e,r){var n={factor:0,offset:0},a=r.getProperty();if(t.renderable.getResolveCoincidentTopology()||a.getEdgeVisibility()&&a.getRepresentation()===js.SURFACE){var o=t.lastBoundBO.getPrimitiveType();o===zs.Points||a.getRepresentation()===js.POINTS?n=t.renderable.getCoincidentTopologyPointOffsetParameter():o===zs.Lines||a.getRepresentation()===js.WIREFRAME?n=t.renderable.getCoincidentTopologyLineOffsetParameters():o!==zs.Tris&&o!==zs.TriStrips||(n=t.renderable.getCoincidentTopologyPolygonOffsetParameters()),o!==zs.TrisEdges&&o!==zs.TriStripsEdges||((n=t.renderable.getCoincidentTopologyPolygonOffsetParameters()).factor/=2,n.offset/=2)}var i=t._openGLRenderer.getSelector();return i&&i.getFieldAssociation()===Ws.FIELD_ASSOCIATION_POINTS&&(n.offset-=2),n},e.replaceShaderPicking=function(e,r,n){var a=e.Fragment,o=e.Vertex;if(a=Sr.substitute(a,"//VTK::Picking::Dec",["uniform int picking;","//VTK::Picking::Dec"]).result,t._openGLRenderer.getSelector()){switch(t.lastSelectionState!==Oi.X.ID_LOW24&&t.lastSelectionState!==Oi.X.ID_HIGH24||(o=Sr.substitute(o,"//VTK::Picking::Dec",["flat out int vertexIDVSOutput;\n","uniform int VertexIDOffset;\n"]).result,o=Sr.substitute(o,"//VTK::Picking::Impl"," vertexIDVSOutput = gl_VertexID + VertexIDOffset;\n").result,a=Sr.substitute(a,"//VTK::Picking::Dec","flat in int vertexIDVSOutput;\n").result,a=Sr.substitute(a,"//VTK::Picking::Impl",[" int idx = vertexIDVSOutput;","//VTK::Picking::Impl"]).result),t.lastSelectionState){case Oi.X.ID_LOW24:a=Sr.substitute(a,"//VTK::Picking::Impl"," gl_FragData[0] = vec4(float(idx%256)/255.0, float((idx/256)%256)/255.0, float((idx/65536)%256)/255.0, 1.0);").result;break;case Oi.X.ID_HIGH24:a=Sr.substitute(a,"//VTK::Picking::Impl"," gl_FragData[0] = vec4(float(idx)/255.0, 0.0, 0.0, 1.0);").result;break;default:a=Sr.substitute(a,"//VTK::Picking::Dec","uniform vec3 mapperIndex;").result,a=Sr.substitute(a,"//VTK::Picking::Impl"," gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];").result}e.Fragment=a,e.Vertex=o}},e.replaceShaderValues=function(r,n,a){if(e.replaceShaderColor(r,n,a),e.replaceShaderNormal(r,n,a),e.replaceShaderLight(r,n,a),e.replaceShaderTCoord(r,n,a),e.replaceShaderPicking(r,n,a),e.replaceShaderClip(r,n,a),e.replaceShaderCoincidentOffset(r,n,a),e.replaceShaderPositionVC(r,n,a),t.haveSeenDepthRequest){var o=r.Fragment;o=Sr.substitute(o,"//VTK::ZBuffer::Dec","uniform int depthRequest;").result,o=Sr.substitute(o,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float iz = floor(gl_FragCoord.z*65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result,r.Fragment=o}},e.getNeedToRebuildShaders=function(e,r,n){var a=0,o=0,i=e.getPrimitiveType(),s=t.currentInput,l=!1,c=s.getPointData().getNormals(),u=s.getCellData().getNormals(),d=n.getProperty().getInterpolation()===Hs.FLAT,f=n.getProperty().getRepresentation(),p=e.getOpenGLMode(f,i);if(p===t.context.TRIANGLES||u&&!c||!d&&c?l=!0:d||p!==t.context.LINES||(l=!0),n.getProperty().getLighting()&&l){a=0;for(var g=r.getLightsByReference(),m=0;m<g.length;++m){var h=g[m];h.getSwitch()>0&&(o++,0===a&&(a=1)),1===a&&(o>1||1!==h.getIntensity()||!h.lightTypeIsHeadLight())&&(a=2),a<3&&h.getPositional()&&(a=3)}}var v=!1,y=t.lastBoundBO.getReferenceByName("lastLightComplexity"),b=t.lastBoundBO.getReferenceByName("lastLightCount");return y===a&&b===o||(t.lastBoundBO.set({lastLightComplexity:a},!0),t.lastBoundBO.set({lastLightCount:o},!0),v=!0),(!t.currentRenderPass&&t.lastRenderPassShaderReplacement||t.currentRenderPass&&t.currentRenderPass.getShaderReplacement()!==t.lastRenderPassShaderReplacement)&&(v=!0),!!(t.lastHaveSeenDepthRequest!==t.haveSeenDepthRequest||e.getShaderSourceTime().getMTime()<t.renderable.getMTime()||e.getShaderSourceTime().getMTime()<t.currentInput.getMTime()||e.getShaderSourceTime().getMTime()<t.selectionStateChanged.getMTime()||v)&&(t.lastHaveSeenDepthRequest=t.haveSeenDepthRequest,!0)},e.invokeShaderCallbacks=function(e,r,n){var a=t.renderable.getViewSpecificProperties().ShadersCallbacks;a&&a.forEach((function(t){t.callback(t.userData,e,r,n)}))},e.setMapperShaderParameters=function(r,n,a){if(r.getProgram().isUniformUsed("PrimitiveIDOffset")&&r.getProgram().setUniformi("PrimitiveIDOffset",t.primitiveIDOffset),r.getProgram().isUniformUsed("VertexIDOffset")&&r.getProgram().setUniformi("VertexIDOffset",t.vertexIDOffset),r.getCABO().getElementCount()&&(t.VBOBuildTime.getMTime()>r.getAttributeUpdateTime().getMTime()||r.getShaderSourceTime().getMTime()>r.getAttributeUpdateTime().getMTime())){var o=t.lastBoundBO.getReferenceByName("lastLightComplexity");r.getProgram().isAttributeUsed("vertexMC")&&(r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"vertexMC",r.getCABO().getVertexOffset(),r.getCABO().getStride(),t.context.FLOAT,3,!1)||qs("Error setting vertexMC in shader VAO.")),r.getProgram().isAttributeUsed("normalMC")&&r.getCABO().getNormalOffset()&&o>0?r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"normalMC",r.getCABO().getNormalOffset(),r.getCABO().getStride(),t.context.FLOAT,3,!1)||qs("Error setting normalMC in shader VAO."):r.getVAO().removeAttributeArray("normalMC"),t.renderable.getCustomShaderAttributes().forEach((function(e,n){r.getProgram().isAttributeUsed("".concat(e,"MC"))&&(r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"".concat(e,"MC"),r.getCABO().getCustomData()[n].offset,r.getCABO().getStride(),t.context.FLOAT,r.getCABO().getCustomData()[n].components,!1)||qs("Error setting ".concat(e,"MC in shader VAO.")))})),r.getProgram().isAttributeUsed("tcoordMC")&&r.getCABO().getTCoordOffset()?r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"tcoordMC",r.getCABO().getTCoordOffset(),r.getCABO().getStride(),t.context.FLOAT,r.getCABO().getTCoordComponents(),!1)||qs("Error setting tcoordMC in shader VAO."):r.getVAO().removeAttributeArray("tcoordMC"),r.getProgram().isAttributeUsed("scalarColor")&&r.getCABO().getColorComponents()?r.getVAO().addAttributeArray(r.getProgram(),r.getCABO().getColorBO(),"scalarColor",r.getCABO().getColorOffset(),r.getCABO().getColorBOStride(),t.context.UNSIGNED_BYTE,4,!0)||qs("Error setting scalarColor in shader VAO."):r.getVAO().removeAttributeArray("scalarColor"),r.getAttributeUpdateTime().modified()}if(t.renderable.getNumberOfClippingPlanes()){var i=t.renderable.getNumberOfClippingPlanes(),s=[],l=r.getCABO().getCoordShiftAndScaleEnabled()?r.getCABO().getInverseShiftAndScaleMatrix():null,c=l?ot._E.copy(t.tmpMat4,a.getMatrix()):a.getMatrix();l&&(ot._E.transpose(c,c),ot._E.multiply(c,c,l),ot._E.transpose(c,c));for(var u=0;u<i;u++){var d=[];t.renderable.getClippingPlaneInDataCoords(c,u,d);for(var f=0;f<4;f++)s.push(d[f])}r.getProgram().setUniformi("numClipPlanes",i),r.getProgram().setUniform4fv("clipPlanes",s)}t.internalColorTexture&&r.getProgram().isUniformUsed("texture1")&&r.getProgram().setUniformi("texture1",t.internalColorTexture.getTextureUnit());var p=t.openGLActor.getActiveTextures();if(p)for(var g=0;g<p.length;++g){var m=p[g].getTextureUnit(),h="texture".concat(m+1);r.getProgram().isUniformUsed(h)&&r.getProgram().setUniformi(h,m)}if(t.haveSeenDepthRequest&&r.getProgram().setUniformi("depthRequest",t.renderDepth?1:0),r.getProgram().isUniformUsed("coffset")){var v=e.getCoincidentParameters(n,a);r.getProgram().setUniformf("coffset",v.offset),r.getProgram().isUniformUsed("cfactor")&&r.getProgram().setUniformf("cfactor",v.factor)}r.setMapperShaderParameters(n,a,t._openGLRenderer.getTiledSizeAndOrigin());var y=t._openGLRenderer.getSelector();r.getProgram().setUniform3fArray("mapperIndex",y?y.getPropColorValue():[0,0,0]),r.getProgram().setUniformi("picking",y?y.getCurrentPass()+1:0)},e.setLightingShaderParameters=function(e,r,n){var a=t.lastBoundBO.getReferenceByName("lastLightComplexity");if(!(a<2)){for(var o=e.getProgram(),i=0,s=r.getLightsByReference(),l=0;l<s.length;++l){var c=s[l];if(c.getSwitch()>0){var u=c.getColorByReference(),d=c.getIntensity();t.lightColor[0]=u[0]*d,t.lightColor[1]=u[1]*d,t.lightColor[2]=u[2]*d;var f=c.getDirection(),p=r.getActiveCamera().getViewMatrix(),g=(0,pa.Z)(f);c.lightTypeIsSceneLight()&&(g[0]=p[0]*f[0]+p[1]*f[1]+p[2]*f[2],g[1]=p[4]*f[0]+p[5]*f[1]+p[6]*f[2],g[2]=p[8]*f[0]+p[9]*f[1]+p[10]*f[2],(0,Mr.l)(g)),t.lightDirection[0]=g[0],t.lightDirection[1]=g[1],t.lightDirection[2]=g[2],t.lightHalfAngle[0]=-t.lightDirection[0],t.lightHalfAngle[1]=-t.lightDirection[1],t.lightHalfAngle[2]=1-t.lightDirection[2],(0,Mr.l)(t.lightDirection),o.setUniform3fArray("lightColor".concat(i),t.lightColor),o.setUniform3fArray("lightDirectionVC".concat(i),t.lightDirection),o.setUniform3fArray("lightHalfAngleVC".concat(i),t.lightHalfAngle),i++}}if(!(a<3)){var m=r.getActiveCamera().getViewMatrix();ot._E.transpose(m,m),i=0;for(var h=0;h<s.length;++h){var v=s[h];if(v.getSwitch()>0){var y=v.getTransformedPosition(),b=new Float64Array(3);ot.R3.transformMat4(b,y,m),o.setUniform3fArray("lightAttenuation".concat(i),v.getAttenuationValuesByReference()),o.setUniformi("lightPositional".concat(i),v.getPositional()),o.setUniformf("lightExponent".concat(i),v.getExponent()),o.setUniformf("lightConeAngle".concat(i),v.getConeAngle()),o.setUniform3fArray("lightPositionVC".concat(i),[b[0],b[1],b[2]]),i++}}}}},e.setCameraShaderParameters=function(e,n,a){var o=e.getProgram(),i=t.openGLCamera.getKeyMatrices(n),s=n.getActiveCamera(),l=t.openGLCamera.getKeyMatrixTime().getMTime(),c=o.getLastCameraMTime(),u=e.getCABO().getCoordShiftAndScaleEnabled()?e.getCABO().getInverseShiftAndScaleMatrix():null,d=a.getIsIdentity(),f=d?{mcwc:null,normalMatrix:null}:t.openGLActor.getKeyMatrices();if(a.getCoordinateSystem()===Qs.DISPLAY){var p=t._openGLRenderer.getTiledSizeAndOrigin();ot._E.identity(t.tmpMat4),t.tmpMat4[0]=2/p.usize,t.tmpMat4[12]=-1,t.tmpMat4[5]=2/p.vsize,t.tmpMat4[13]=-1,ot._E.multiply(t.tmpMat4,t.tmpMat4,u),o.setUniformMatrix("MCPCMatrix",t.tmpMat4)}else o.setUniformMatrix("MCPCMatrix",r([i.wcpc,f.mcwc,u],ot._E,t.tmpMat4));o.isUniformUsed("MCVCMatrix")&&o.setUniformMatrix("MCVCMatrix",r([i.wcvc,f.mcwc,u],ot._E,t.tmpMat4)),o.isUniformUsed("normalMatrix")&&o.setUniformMatrix3x3("normalMatrix",r([i.normalMatrix,f.normalMatrix],ot.wO,t.tmpMat3)),c!==l&&(o.isUniformUsed("cameraParallel")&&o.setUniformi("cameraParallel",s.getParallelProjection()),o.setLastCameraMTime(l)),d||o.setLastCameraMTime(0)},e.setPropertyShaderParameters=function(e,r,n){var a=e.getProgram(),o=n.getProperty(),i=o.getOpacity(),s=t.drawingEdges?o.getEdgeColorByReference():o.getAmbientColorByReference(),l=t.drawingEdges?o.getEdgeColorByReference():o.getDiffuseColorByReference(),c=t.drawingEdges?1:o.getAmbient(),u=t.drawingEdges?0:o.getDiffuse(),d=t.drawingEdges?0:o.getSpecular(),f=o.getSpecularPower();a.setUniformf("opacityUniform",i),a.setUniform3fArray("ambientColorUniform",s),a.setUniform3fArray("diffuseColorUniform",l),a.setUniformf("ambient",c),a.setUniformf("diffuse",u);var p=t.lastBoundBO.getReferenceByName("lastLightComplexity");if(!(p<1)){var g=o.getSpecularColorByReference();if(a.setUniform3fArray("specularColorUniform",g),a.setUniformf("specularPowerUniform",f),a.setUniformf("specular",d),a.isUniformUsed("ambientIntensityBF")){if(i=(o=n.getBackfaceProperty()).getOpacity(),s=o.getAmbientColor(),c=o.getAmbient(),l=o.getDiffuseColor(),u=o.getDiffuse(),g=o.getSpecularColor(),d=o.getSpecular(),a.setUniformf("ambientIntensityBF",c),a.setUniformf("diffuseIntensityBF",u),a.setUniformf("opacityUniformBF",i),a.setUniform3fArray("ambientColorUniformBF",s),a.setUniform3fArray("diffuseColorUniformBF",l),p<1)return;a.setUniformf("specularIntensityBF",d),a.setUniform3fArray("specularColorUniformBF",g),a.setUniformf("specularPowerUniformBF",f)}}},e.updateMaximumPointCellIds=function(e,r){var n,a,o,i,s=t._openGLRenderer.getSelector();if(s){if(null!==(n=t.selectionWebGLIdsToVTKIds)&&void 0!==n&&null!==(a=n.points)&&void 0!==a&&a.length){var l=t.selectionWebGLIdsToVTKIds.points.length;s.setMaximumPointId(l-1)}if(null!==(o=t.selectionWebGLIdsToVTKIds)&&void 0!==o&&null!==(i=o.cells)&&void 0!==i&&i.length){var c=t.selectionWebGLIdsToVTKIds.cells.length;s.setMaximumCellId(c-1)}s.getFieldAssociation()===Ws.FIELD_ASSOCIATION_POINTS&&(t.pointPicking=!0)}},e.renderPieceStart=function(r,n){t.primitiveIDOffset=0,t.vertexIDOffset=0;var a,o,i=(a=t._openGLRenderer,(o=a.getSelector())?o.getCurrentPass():Oi.X.MIN_KNOWN_PASS-1);t.lastSelectionState!==i&&(t.selectionStateChanged.modified(),t.lastSelectionState=i),t._openGLRenderer.getSelector()&&t._openGLRenderer.getSelector().renderProp(n),e.updateBufferObjects(r,n),t.renderable.getColorTextureMap()&&t.internalColorTexture.activate(),t.lastBoundBO=null},e.renderPieceDraw=function(r,n){for(var a=n.getProperty().getRepresentation(),o=n.getProperty().getEdgeVisibility()&&a===js.SURFACE,i=t._openGLRenderer.getSelector(),s=i&&i.getFieldAssociation()===Ws.FIELD_ASSOCIATION_POINTS&&(t.lastSelectionState===Oi.X.ID_LOW24||t.lastSelectionState===Oi.X.ID_HIGH24),l=zs.Start;l<zs.End;l++){t.primitives[l].setPointPicking(s),t.primitives[l].getCABO().getElementCount()&&(t.drawingEdges=o&&(l===zs.TrisEdges||l===zs.TriStripsEdges),t.drawingEdges&&(t.renderDepth||t.lastSelectionState>=0)||(t.lastBoundBO=t.primitives[l],t.primitiveIDOffset+=t.primitives[l].drawArrays(r,n,a,e),t.vertexIDOffset+=t.primitives[l].getCABO().getElementCount()))}},e.renderPieceFinish=function(e,r){t.LastBoundBO&&t.LastBoundBO.getVAO().release(),t.renderable.getColorTextureMap()&&t.internalColorTexture.deactivate()},e.renderPiece=function(r,n){if(e.invokeEvent(Ys),t.renderable.getStatic()||t.renderable.update(),t.currentInput=t.renderable.getInputData(),e.invokeEvent($s),t.currentInput){if(t.currentInput.getPoints&&t.currentInput.getPoints().getNumberOfValues()){var a=t.context,o=n.getProperty().getBackfaceCulling(),i=n.getProperty().getFrontfaceCulling();o||i?i?(t._openGLRenderWindow.enableCullFace(),a.cullFace(a.FRONT)):(t._openGLRenderWindow.enableCullFace(),a.cullFace(a.BACK)):t._openGLRenderWindow.disableCullFace(),e.renderPieceStart(r,n),e.renderPieceDraw(r,n),e.renderPieceFinish(r,n)}}else qs("No input!")},e.computeBounds=function(r,n){e.getInput()?t.bounds=e.getInput().getBounds():(0,Mr.u)(t.bounds)},e.updateBufferObjects=function(t,r){e.getNeedToRebuildBufferObjects(t,r)&&e.buildBufferObjects(t,r)},e.getNeedToRebuildBufferObjects=function(r,n){var a=t.VBOBuildTime.getMTime();return a<e.getMTime()||a<t.renderable.getMTime()||a<n.getMTime()||a<t.currentInput.getMTime()},e.buildBufferObjects=function(r,n){var a=t.currentInput;if(null!==a){t.renderable.mapScalars(a,1);var o=t.renderable.getColorMapColors();t.haveCellScalars=!1;var i=t.renderable.getScalarMode();t.renderable.getScalarVisibility()&&(i!==Ks.USE_CELL_DATA&&i!==Ks.USE_CELL_FIELD_DATA&&i!==Ks.USE_FIELD_DATA&&a.getPointData().getScalars()||i===Ks.USE_POINT_FIELD_DATA||!o||(t.haveCellScalars=!0));var s=n.getProperty().getInterpolation()!==Hs.FLAT?a.getPointData().getNormals():null;null===s&&a.getCellData().getNormals()&&(t.haveCellNormals=!0,s=a.getCellData().getNormals());var l=n.getProperty().getRepresentation(),c=a.getPointData().getTCoords();if(t.openGLActor.getActiveTextures()||(c=null),t.renderable.getColorCoordinates()){c=t.renderable.getColorCoordinates(),t.internalColorTexture||(t.internalColorTexture=Yr.newInstance({resizable:!0}));var u=t.internalColorTexture;u.setMinificationFilter(Zs.NEAREST),u.setMagnificationFilter(Zs.NEAREST),u.setWrapS(Xs.CLAMP_TO_EDGE),u.setWrapT(Xs.CLAMP_TO_EDGE),u.setOpenGLRenderWindow(t._openGLRenderWindow);var d=t.renderable.getColorTextureMap(),f=d.getExtent(),p=d.getPointData().getScalars();u.create2DFromRaw(f[1]-f[0]+1,f[3]-f[2]+1,p.getNumberOfComponents(),p.getDataType(),p.getData()),u.activate(),u.sendParameters(),u.deactivate()}var g="".concat(a.getMTime(),"A").concat(l,"B").concat(a.getMTime())+"C".concat(s?s.getMTime():1,"D").concat(o?o.getMTime():1)+"E".concat(n.getProperty().getEdgeVisibility())+"F".concat(c?c.getMTime():1);if(t.VBOBuildString!==g){var m={points:a.getPoints(),normals:s,tcoords:c,colors:o,cellOffset:0,vertexOffset:0,haveCellScalars:t.haveCellScalars,haveCellNormals:t.haveCellNormals,customAttributes:t.renderable.getCustomShaderAttributes().map((function(e){return a.getPointData().getArrayByName(e)}))};t.renderable.getPopulateSelectionSettings()&&(t.selectionWebGLIdsToVTKIds={points:null,cells:null});for(var h=[{inRep:"verts",cells:a.getVerts()},{inRep:"lines",cells:a.getLines()},{inRep:"polys",cells:a.getPolys()},{inRep:"strips",cells:a.getStrips()},{inRep:"polys",cells:a.getPolys()},{inRep:"strips",cells:a.getStrips()}],v=n.getProperty().getEdgeVisibility()&&l===js.SURFACE,y=zs.Start;y<zs.End;y++)y!==zs.TrisEdges&&y!==zs.TriStripsEdges?(m.cellOffset+=t.primitives[y].getCABO().createVBO(h[y].cells,h[y].inRep,l,m,t.selectionWebGLIdsToVTKIds),m.vertexOffset+=t.primitives[y].getCABO().getElementCount()):v?t.primitives[y].getCABO().createVBO(h[y].cells,h[y].inRep,js.WIREFRAME,Gs(Gs({},m),{},{tcoords:null,colors:null,haveCellScalars:!1,haveCellNormals:!1})):t.primitives[y].releaseGraphicsResources();t.renderable.getPopulateSelectionSettings()&&(t.renderable.setSelectionWebGLIdsToVTKIds(t.selectionWebGLIdsToVTKIds),e.updateMaximumPointCellIds()),t.VBOBuildTime.modified(),t.VBOBuildString=g}}}}var el={context:null,VBOBuildTime:0,VBOBuildString:null,primitives:null,primTypes:null,shaderRebuildString:null,tmpMat4:null,ambientColor:[],diffuseColor:[],specularColor:[],lightColor:[],lightHalfAngle:[],lightDirection:[],lastHaveSeenDepthRequest:!1,haveSeenDepthRequest:!1,lastSelectionState:Oi.X.MIN_KNOWN_PASS-1,selectionStateChanged:null,selectionWebGLIdsToVTKIds:null,pointPicking:!1};function tl(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,el,r),Tt.extend(e,t,r),Qr.implementReplaceShaderCoincidentOffset(e,t,r),Qr.implementBuildShadersWithReplacements(e,t,r),t.primitives=[],t.primTypes=zs,t.tmpMat3=ot.wO.identity(new Float64Array(9)),t.tmpMat4=ot._E.identity(new Float64Array(16));for(var n=zs.Start;n<zs.End;n++)t.primitives[n]=Er.newInstance(),t.primitives[n].setPrimitiveType(n),t.primitives[n].set({lastLightComplexity:0,lastLightCount:0,lastSelectionPass:!1},!0);(0,ht.g2)(e,t,["context"]),t.VBOBuildTime={},(0,ht.j6)(t.VBOBuildTime,{mtime:0}),t.selectionStateChanged={},(0,ht.j6)(t.selectionStateChanged,{mtime:0}),Js(e,t)}var rl=(0,ht.WL)(tl,"vtkOpenGLPolyDataMapper"),nl={newInstance:rl,extend:tl};function al(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}wt("vtkMapper",rl);var ol=ht.E0,il=Ua.ZP.Representation,sl=cr.ObjectType,ll=Qi.PassTypes,cl={type:"StartEvent"},ul={type:"EndEvent"};function dl(e,t){t.classHierarchy.push("vtkOpenGLGlyph3DMapper");var r=function(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?al(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):al(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}({},e);e.renderPiece=function(r,n){if(e.invokeEvent(cl),t.renderable.getStatic()||t.renderable.update(),t.currentInput=t.renderable.getInputData(1),e.invokeEvent(ul),t.currentInput){if(t.currentInput.getPoints&&t.currentInput.getPoints().getNumberOfValues()){var a=t.context;t._openGLRenderWindow.getWebgl2()?(t.hardwareSupport=!0,t.extension=null):t.extension||(t.extension=t.context.getExtension("ANGLE_instanced_arrays"),t.hardwareSupport=!!t.extension);var o=n.getProperty().getBackfaceCulling(),i=n.getProperty().getFrontfaceCulling();o||i?i?(t._openGLRenderWindow.enableCullFace(),a.cullFace(a.FRONT)):(t._openGLRenderWindow.enableCullFace(),a.cullFace(a.BACK)):t._openGLRenderWindow.disableCullFace(),e.renderPieceStart(r,n),e.renderPieceDraw(r,n),e.renderPieceFinish(r,n)}}else ol("No input!")},e.multiply4x4WithOffset=function(e,t,r,n){var a=t[0],o=t[1],i=t[2],s=t[3],l=t[4],c=t[5],u=t[6],d=t[7],f=t[8],p=t[9],g=t[10],m=t[11],h=t[12],v=t[13],y=t[14],b=t[15],T=r[n],C=r[n+1],x=r[n+2],S=r[n+3];e[0]=T*a+C*l+x*f+S*h,e[1]=T*o+C*c+x*p+S*v,e[2]=T*i+C*u+x*g+S*y,e[3]=T*s+C*d+x*m+S*b,T=r[n+4],C=r[n+5],x=r[n+6],S=r[n+7],e[4]=T*a+C*l+x*f+S*h,e[5]=T*o+C*c+x*p+S*v,e[6]=T*i+C*u+x*g+S*y,e[7]=T*s+C*d+x*m+S*b,T=r[n+8],C=r[n+9],x=r[n+10],S=r[n+11],e[8]=T*a+C*l+x*f+S*h,e[9]=T*o+C*c+x*p+S*v,e[10]=T*i+C*u+x*g+S*y,e[11]=T*s+C*d+x*m+S*b,T=r[n+12],C=r[n+13],x=r[n+14],S=r[n+15],e[12]=T*a+C*l+x*f+S*h,e[13]=T*o+C*c+x*p+S*v,e[14]=T*i+C*u+x*g+S*y,e[15]=T*s+C*d+x*m+S*b},e.replaceShaderNormal=function(e,n,a){if(t.hardwareSupport&&t.lastBoundBO.getReferenceByName("lastLightComplexity")>0){var o=e.Vertex;t.lastBoundBO.getCABO().getNormalOffset()&&(o=Sr.substitute(o,"//VTK::Normal::Dec",["attribute vec3 normalMC;","attribute mat3 gNormal;","uniform mat3 normalMatrix;","varying vec3 normalVCVSOutput;"]).result,o=Sr.substitute(o,"//VTK::Normal::Impl",["normalVCVSOutput = normalMatrix * gNormal * normalMC;"]).result),e.Vertex=o}r.replaceShaderNormal(e,n,a)},e.replaceShaderColor=function(e,n,a){if(t.hardwareSupport&&t.renderable.getColorArray()){var o=e.Vertex,i=e.Geometry,s=e.Fragment,l=t.lastBoundBO.getReferenceByName("lastLightComplexity"),c=["uniform float ambient;","uniform float diffuse;","uniform float specular;","uniform float opacityUniform; // the fragment opacity"];l&&(c=c.concat(["uniform vec3 specularColorUniform;","uniform float specularPowerUniform;"]));var u=["vec3 ambientColor;"," vec3 diffuseColor;"," float opacity;"];l&&(u=u.concat([" vec3 specularColor;"," float specularPower;"])),u=u.concat([" opacity = opacityUniform;"]),l&&(u=u.concat([" specularColor = specularColorUniform;"," specularPower = specularPowerUniform;"])),t.drawingEdges||(c=c.concat(["varying vec4 vertexColorVSOutput;"]),o=Sr.substitute(o,"//VTK::Color::Dec",["attribute vec4 gColor;","varying vec4 vertexColorVSOutput;"]).result,o=Sr.substitute(o,"//VTK::Color::Impl",["vertexColorVSOutput = gColor;"]).result,i=Sr.substitute(i,"//VTK::Color::Dec",["in vec4 vertexColorVSOutput[];","out vec4 vertexColorGSOutput;"]).result,i=Sr.substitute(i,"//VTK::Color::Impl",["vertexColorGSOutput = vertexColorVSOutput[i];"]).result,u=u.concat([" diffuseColor = vertexColorVSOutput.rgb;"," ambientColor = vertexColorVSOutput.rgb;"," opacity = opacity*vertexColorVSOutput.a;"])),s=Sr.substitute(s,"//VTK::Color::Impl",u).result,s=Sr.substitute(s,"//VTK::Color::Dec",c).result,e.Vertex=o,e.Geometry=i,e.Fragment=s}r.replaceShaderColor(e,n,a)},e.replaceShaderPositionVC=function(e,n,a){if(t.hardwareSupport){var o=e.Vertex;t.lastBoundBO.getReferenceByName("lastLightComplexity")>0?(o=Sr.substitute(o,"//VTK::PositionVC::Impl",["vec4 gVertexMC = gMatrix * vertexMC;","vertexVCVSOutput = MCVCMatrix * gVertexMC;"," gl_Position = MCPCMatrix * gVertexMC;"]).result,o=Sr.substitute(o,"//VTK::Camera::Dec",["attribute mat4 gMatrix;","uniform mat4 MCPCMatrix;","uniform mat4 MCVCMatrix;"]).result):(o=Sr.substitute(o,"//VTK::Camera::Dec",["attribute mat4 gMatrix;","uniform mat4 MCPCMatrix;"]).result,o=Sr.substitute(o,"//VTK::PositionVC::Impl",["vec4 gVertexMC = gMatrix * vertexMC;"," gl_Position = MCPCMatrix * gVertexMC;"]).result),e.Vertex=o}r.replaceShaderPositionVC(e,n,a)},e.replaceShaderPicking=function(e,n,a){if(t.hardwareSupport){var o=e.Fragment,i=e.Vertex;i=Sr.substitute(i,"//VTK::Picking::Dec",["attribute vec3 mapperIndexVS;","varying vec3 mapperIndexVSOutput;"]).result,i=Sr.substitute(i,"//VTK::Picking::Impl"," mapperIndexVSOutput = mapperIndexVS;").result,e.Vertex=i,o=Sr.substitute(o,"//VTK::Picking::Dec",["varying vec3 mapperIndexVSOutput;","uniform vec3 mapperIndex;","uniform int picking;"]).result,o=Sr.substitute(o,"//VTK::Picking::Impl",[" vec4 pickColor = picking == 2 ? vec4(mapperIndexVSOutput,1.0) : vec4(mapperIndex,1.0);"," gl_FragData[0] = picking != 0 ? pickColor : gl_FragData[0];"]).result,e.Fragment=o}else r.replaceShaderPicking(e,n,a)},e.updateGlyphShaderParameters=function(r,n,a,o,i,s,l,c){var u=a.getProgram();if(r){var d=t.normalMatrix,f=s,p=9*l,g=t.tmpMat3,m=d[0],h=d[1],v=d[2],y=d[3],b=d[4],T=d[5],C=d[6],x=d[7],S=d[8],P=f[p],w=f[p+1],O=f[p+2],I=f[p+3],A=f[p+4],R=f[p+5],E=f[p+6],M=f[p+7],D=f[p+8];g[0]=P*m+w*y+O*C,g[1]=P*h+w*b+O*x,g[2]=P*v+w*T+O*S,g[3]=I*m+A*y+R*C,g[4]=I*h+A*b+R*x,g[5]=I*v+A*T+R*S,g[6]=E*m+M*y+D*C,g[7]=E*h+M*b+D*x,g[8]=E*v+M*T+D*S,u.setUniformMatrix3x3("normalMatrix",t.tmpMat3)}if(e.multiply4x4WithOffset(t.tmpMat4,t.mcpcMatrix,i,16*l),u.setUniformMatrix("MCPCMatrix",t.tmpMat4),n&&(e.multiply4x4WithOffset(t.tmpMat4,t.mcvcMatrix,i,16*l),u.setUniformMatrix("MCVCMatrix",t.tmpMat4)),o){var V=o.getData();t.tmpColor[0]=V[4*l]/255,t.tmpColor[1]=V[4*l+1]/255,t.tmpColor[2]=V[4*l+2]/255,u.setUniform3fArray("ambientColorUniform",t.tmpColor),u.setUniform3fArray("diffuseColorUniform",t.tmpColor)}c&&u.setUniform3fArray("mapperIndex",c.getPropColorValue())},e.renderPieceDraw=function(r,n){var a=n.getProperty().getRepresentation(),o=t.context,i=n.getProperty().getEdgeVisibility()&&a===il.SURFACE,s=t.openGLCamera.getKeyMatrices(r),l=t.openGLActor.getKeyMatrices();ot.wO.multiply(t.normalMatrix,s.normalMatrix,l.normalMatrix),ot._E.multiply(t.mcpcMatrix,s.wcpc,l.mcwc),ot._E.multiply(t.mcvcMatrix,s.wcvc,l.mcwc);var c=t.renderable.getMatrixArray(),u=t.renderable.getNormalArray(),d=t.renderable.getColorArray(),f=c.length/16,p=!1;t._openGLRenderer.getSelector()&&t._openGLRenderer.getSelector().getCurrentPass()===ll.COMPOSITE_INDEX_PASS&&(p=!0);for(var g=t.primTypes.Start;g<t.primTypes.End;g++){var m=t.primitives[g].getCABO();if(m.getElementCount()){t.drawingEdges=i&&(g===t.primTypes.TrisEdges||g===t.primTypes.TriStripsEdges),t.lastBoundBO=t.primitives[g],t.primitives[g].updateShaders(r,n,e);var h=t.primitives[g].getProgram(),v=t.primitives[g].getOpenGLMode(a),y=h.isUniformUsed("normalMatrix"),b=h.isUniformUsed("MCVCMatrix");if(t.hardwareSupport)t.extension?t.extension.drawArraysInstancedANGLE(v,0,m.getElementCount(),f):o.drawArraysInstanced(v,0,m.getElementCount(),f);else for(var T=0;T<f;++T)p&&t._openGLRenderer.getSelector().renderCompositeIndex(T),e.updateGlyphShaderParameters(y,b,t.primitives[g],d,c,u,T,p?t._openGLRenderer.getSelector():null),o.drawArrays(v,0,m.getElementCount())}}},e.setMapperShaderParameters=function(e,n,a){if(e.getCABO().getElementCount()&&(t.glyphBOBuildTime.getMTime()>e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()>e.getAttributeUpdateTime().getMTime()))return e.getProgram().isAttributeUsed("gMatrix")?e.getVAO().addAttributeMatrixWithDivisor(e.getProgram(),t.matrixBuffer,"gMatrix",0,64,t.context.FLOAT,4,!1,1)||ol("Error setting gMatrix in shader VAO."):e.getVAO().removeAttributeArray("gMatrix"),e.getProgram().isAttributeUsed("gNormal")?e.getVAO().addAttributeMatrixWithDivisor(e.getProgram(),t.normalBuffer,"gNormal",0,36,t.context.FLOAT,3,!1,1)||ol("Error setting gNormal in shader VAO."):e.getVAO().removeAttributeArray("gNormal"),e.getProgram().isAttributeUsed("gColor")?e.getVAO().addAttributeArrayWithDivisor(e.getProgram(),t.colorBuffer,"gColor",0,4,t.context.UNSIGNED_BYTE,4,!0,1,!1)||ol("Error setting gColor in shader VAO."):e.getVAO().removeAttributeArray("gColor"),e.getProgram().isAttributeUsed("mapperIndexVS")?e.getVAO().addAttributeArrayWithDivisor(e.getProgram(),t.pickBuffer,"mapperIndexVS",0,4,t.context.UNSIGNED_BYTE,4,!0,1,!1)||ol("Error setting mapperIndexVS in shader VAO."):e.getVAO().removeAttributeArray("mapperIndexVS"),r.setMapperShaderParameters(e,n,a),void e.getAttributeUpdateTime().modified();r.setMapperShaderParameters(e,n,a)},e.getNeedToRebuildBufferObjects=function(e,n){return t.renderable.buildArrays(),t.VBOBuildTime.getMTime()<t.renderable.getBuildTime().getMTime()||r.getNeedToRebuildBufferObjects(e,n)},e.getNeedToRebuildShaders=function(e,n,a){return!!(r.getNeedToRebuildShaders(e,n,a)||e.getShaderSourceTime().getMTime()<t.renderable.getMTime()||e.getShaderSourceTime().getMTime()<t.currentInput.getMTime())},e.buildBufferObjects=function(e,n){if(t.hardwareSupport){var a=t.renderable.getMatrixArray(),o=t.renderable.getNormalArray(),i=t.renderable.getColorArray();if(t.matrixBuffer||(t.matrixBuffer=cr.newInstance(),t.matrixBuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.normalBuffer=cr.newInstance(),t.normalBuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.colorBuffer=cr.newInstance(),t.colorBuffer.setOpenGLRenderWindow(t._openGLRenderWindow),t.pickBuffer=cr.newInstance(),t.pickBuffer.setOpenGLRenderWindow(t._openGLRenderWindow)),t.renderable.getBuildTime().getMTime()>t.glyphBOBuildTime.getMTime()){t.matrixBuffer.upload(a,sl.ARRAY_BUFFER),t.normalBuffer.upload(o,sl.ARRAY_BUFFER),i?t.colorBuffer.upload(i.getData(),sl.ARRAY_BUFFER):t.colorBuffer.releaseGraphicsResources();for(var s=a.length/16,l=new Uint8Array(4*s),c=0;c<s;++c){var u=c+1,d=4*c;l[d]=u%256,u-=l[d],u/=256,l[d+1]=u%256,u-=l[d+1],u/=256,l[d+2]=u%256,l[d+3]=255}t.pickBuffer.upload(l,sl.ARRAY_BUFFER),t.glyphBOBuildTime.modified()}}return r.buildBufferObjects(e,n)}}var fl={normalMatrix:null,mcpcMatrix:null,mcwcMatrix:null};function pl(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,fl,r),nl.extend(e,t,r),t.tmpMat3=ot.wO.identity(new Float64Array(9)),t.normalMatrix=ot.wO.identity(new Float64Array(9)),t.mcpcMatrix=ot._E.identity(new Float64Array(16)),t.mcvcMatrix=ot._E.identity(new Float64Array(16)),t.tmpColor=[],t.glyphBOBuildTime={},(0,ht.j6)(t.glyphBOBuildTime,{mtime:0}),dl(e,t)}var gl=(0,ht.WL)(pl,"vtkOpenGLGlyph3DMapper"),ml={newInstance:gl,extend:pl};wt("vtkGlyph3DMapper",gl);var hl=ht.E0;var vl={context:null};function yl(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,vl,r),Tt.extend(e,t,r),t.openGLTexture=Yr.newInstance(),t.tris=Er.newInstance(),t.keyMatrixTime={},(0,ht.j6)(t.keyMatrixTime,{mtime:0}),t.keyMatrices={normalMatrix:ot.wO.identity(new Float64Array(9)),mcwc:ot._E.identity(new Float64Array(16))},(0,ht.g2)(e,t,["context"]),(0,ht.U2)(e,t,["activeTextures"]),function(e,t){t.classHierarchy.push("vtkOpenGLSkybox"),e.buildPass=function(r){if(r){t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.context=t._openGLRenderWindow.getContext(),t.tris.setOpenGLRenderWindow(t._openGLRenderWindow),t.openGLTexture.setOpenGLRenderWindow(t._openGLRenderWindow);var n=t._openGLRenderer.getRenderable();t.openGLCamera=t._openGLRenderer.getViewNodeFor(n.getActiveCamera())}},e.queryPass=function(e,r){if(e){if(!t.renderable||!t.renderable.getVisibility())return;r.incrementOpaqueActorCount()}},e.opaquePass=function(r,n){if(r&&!t._openGLRenderer.getSelector()){e.updateBufferObjects(),t.context.depthMask(!0),t._openGLRenderWindow.getShaderCache().readyShaderProgram(t.tris.getProgram()),t.openGLTexture.render(t._openGLRenderWindow);var a=t.openGLTexture.getTextureUnit();t.tris.getProgram().setUniformi("sbtexture",a);var o=t._openGLRenderer.getRenderable(),i=t.openGLCamera.getKeyMatrices(o),s=new Float64Array(16);if(ot._E.invert(s,i.wcpc),t.tris.getProgram().setUniformMatrix("IMCPCMatrix",s),"box"===t.lastFormat){var l=o.getActiveCamera().getPosition();t.tris.getProgram().setUniform3f("camPos",l[0],l[1],l[2])}t.tris.getVAO().bind(),t.context.drawArrays(t.context.TRIANGLES,0,t.tris.getCABO().getElementCount()),t.tris.getVAO().release(),t.openGLTexture.deactivate()}},e.updateBufferObjects=function(){if(!t.tris.getCABO().getElementCount()){for(var e=new Float32Array(12),r=0;r<4;r++)e[3*r]=r%2*2-1,e[3*r+1]=r>1?1:-1,e[3*r+2]=1;var n=re.ZP.newInstance({numberOfComponents:3,values:e});n.setName("points");var a=new Uint16Array(8);a[0]=3,a[1]=0,a[2]=1,a[3]=3,a[4]=3,a[5]=0,a[6]=3,a[7]=2;var o=re.ZP.newInstance({numberOfComponents:1,values:a});t.tris.getCABO().createVBO(o,"polys",ur.hX.SURFACE,{points:n,cellOffset:0})}t.renderable.getFormat()!==t.lastFormat&&(t.lastFormat=t.renderable.getFormat(),"box"===t.lastFormat&&t.tris.setProgram(t._openGLRenderWindow.getShaderCache().readyShaderProgramArray("//VTK::System::Dec\n attribute vec3 vertexMC;\n uniform mat4 IMCPCMatrix;\n varying vec3 TexCoords;\n void main () {\n gl_Position = vec4(vertexMC.xyz, 1.0);\n vec4 wpos = IMCPCMatrix * gl_Position;\n TexCoords = wpos.xyz/wpos.w;\n }","//VTK::System::Dec\n //VTK::Output::Dec\n varying vec3 TexCoords;\n uniform samplerCube sbtexture;\n uniform vec3 camPos;\n void main () {\n // skybox looks from inside out\n // which means we have to adjust\n // our tcoords. Otherwise text would\n // be flipped\n vec3 tc = normalize(TexCoords - camPos);\n if (abs(tc.z) < max(abs(tc.x),abs(tc.y)))\n {\n tc = vec3(1.0, 1.0, -1.0) * tc;\n }\n else\n {\n tc = vec3(-1.0, 1.0, 1.0) * tc;\n }\n gl_FragData[0] = textureCube(sbtexture, tc);\n }","")),"background"===t.lastFormat&&t.tris.setProgram(t._openGLRenderWindow.getShaderCache().readyShaderProgramArray("//VTK::System::Dec\n attribute vec3 vertexMC;\n uniform mat4 IMCPCMatrix;\n varying vec2 TexCoords;\n void main () {\n gl_Position = vec4(vertexMC.xyz, 1.0);\n vec4 wpos = IMCPCMatrix * gl_Position;\n TexCoords = vec2(vertexMC.x, vertexMC.y)*0.5 + 0.5;\n }","//VTK::System::Dec\n //VTK::Output::Dec\n varying vec2 TexCoords;\n uniform sampler2D sbtexture;\n void main () {\n gl_FragData[0] = texture2D(sbtexture, TexCoords);\n }","")),t.tris.getShaderSourceTime().modified(),t.tris.getVAO().bind(),t.tris.getVAO().addAttributeArray(t.tris.getProgram(),t.tris.getCABO(),"vertexMC",t.tris.getCABO().getVertexOffset(),t.tris.getCABO().getStride(),t.context.FLOAT,3,t.context.FALSE)||hl("Error setting vertexMC in shader VAO."));var i=t.renderable.getTextures();i.length||hl("vtkSkybox requires a texture map"),t.openGLTexture.getRenderable()!==i[0]&&(t.openGLTexture.releaseGraphicsResources(t._openGLRenderWindow),t.openGLTexture.setRenderable(i[0]))}}(e,t)}var bl=(0,ht.WL)(yl),Tl={newInstance:bl,extend:yl};wt("vtkSkybox",bl);var Cl="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkSphereMapperVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// this shader implements imposters in OpenGL for Spheres\n\nattribute vec4 vertexMC;\nattribute vec2 offsetMC;\n\n// optional normal declaration\n//VTK::Normal::Dec\n\n//VTK::Picking::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\nuniform mat3 normalMatrix; // transform model coordinate directions to view coordinates\n\n// material property values\n//VTK::Color::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\nvarying vec4 vertexVCVSOutput;\nvarying float radiusVCVSOutput;\nvarying vec3 centerVCVSOutput;\n\nuniform int cameraParallel;\nuniform float scaleFactor;\n\nvoid main()\n{\n //VTK::Picking::Impl\n\n //VTK::Color::Impl\n\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Clip::Impl\n\n // compute the projected vertex position\n vec2 scaledOffsetMC = scaleFactor * offsetMC;\n vertexVCVSOutput = MCVCMatrix * vertexMC;\n centerVCVSOutput = vertexVCVSOutput.xyz;\n radiusVCVSOutput = length(scaledOffsetMC)*0.5;\n\n // make the triangle face the camera\n if (cameraParallel == 0)\n {\n vec3 dir = normalize(-vertexVCVSOutput.xyz);\n vec3 base2 = normalize(cross(dir,vec3(1.0,0.0,0.0)));\n vec3 base1 = cross(base2,dir);\n vertexVCVSOutput.xyz = vertexVCVSOutput.xyz + scaledOffsetMC.x*base1 + scaledOffsetMC.y*base2;\n }\n else\n {\n // add in the offset\n vertexVCVSOutput.xy = vertexVCVSOutput.xy + scaledOffsetMC;\n }\n\n gl_Position = VCPCMatrix * vertexVCVSOutput;\n}\n";function xl(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}var Sl=ht.E0;function Pl(e,t){t.classHierarchy.push("vtkOpenGLSphereMapper");var r=function(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?xl(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):xl(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}({},e);e.getShaderTemplate=function(e,t,r){e.Vertex=Cl,e.Fragment=gn,e.Geometry=""},e.replaceShaderValues=function(e,n,a){var o=e.Vertex,i=e.Fragment;o=Sr.substitute(o,"//VTK::Camera::Dec",["uniform mat4 VCPCMatrix;\n","uniform mat4 MCVCMatrix;"]).result,i=Sr.substitute(i,"//VTK::PositionVC::Dec",["varying vec4 vertexVCVSOutput;"]).result,i=Sr.substitute(i,"//VTK::PositionVC::Impl",["vec4 vertexVC = vertexVCVSOutput;\n"]).result;i=Sr.substitute(i,"//VTK::Normal::Dec",["uniform float invertedDepth;\n","uniform int cameraParallel;\n","varying float radiusVCVSOutput;\n","varying vec3 centerVCVSOutput;\n","uniform mat4 VCPCMatrix;\n"]).result;var s="";t.context.getExtension("EXT_frag_depth")&&(s="gl_FragDepthEXT = (pos.z / pos.w + 1.0) / 2.0;\n"),t._openGLRenderWindow.getWebgl2()&&(s="gl_FragDepth = (pos.z / pos.w + 1.0) / 2.0;\n"),i=Sr.substitute(i,"//VTK::Depth::Impl",[" vec3 EyePos;\n"," vec3 EyeDir;\n"," if (cameraParallel != 0) {\n"," EyePos = vec3(vertexVC.x, vertexVC.y, vertexVC.z + 3.0*radiusVCVSOutput);\n"," EyeDir = vec3(0.0,0.0,-1.0); }\n"," else {\n"," EyeDir = vertexVC.xyz;\n"," EyePos = vec3(0.0,0.0,0.0);\n"," float lengthED = length(EyeDir);\n"," EyeDir = normalize(EyeDir);\n"," if (lengthED > radiusVCVSOutput*3.0) {\n"," EyePos = vertexVC.xyz - EyeDir*3.0*radiusVCVSOutput; }\n"," }\n"," EyePos = EyePos - centerVCVSOutput;\n"," EyePos = EyePos/radiusVCVSOutput;\n"," float b = 2.0*dot(EyePos,EyeDir);\n"," float c = dot(EyePos,EyePos) - 1.0;\n"," float d = b*b - 4.0*c;\n"," vec3 normalVCVSOutput = vec3(0.0,0.0,1.0);\n"," if (d < 0.0) { discard; }\n"," else {\n"," float t = (-b - invertedDepth*sqrt(d))*0.5;\n"," normalVCVSOutput = invertedDepth*normalize(EyePos + t*EyeDir);\n"," vertexVC.xyz = normalVCVSOutput*radiusVCVSOutput + centerVCVSOutput;\n"," }\n"," vec4 pos = VCPCMatrix * vertexVC;\n",s]).result,i=Sr.substitute(i,"//VTK::Normal::Impl","").result,t.haveSeenDepthRequest&&(i=Sr.substitute(i,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float computedZ = (pos.z / pos.w + 1.0) / 2.0;","float iz = floor(computedZ * 65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result),e.Vertex=o,e.Fragment=i,r.replaceShaderValues(e,n,a)},e.setMapperShaderParameters=function(e,n,a){if(e.getCABO().getElementCount()&&(t.VBOBuildTime>e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()>e.getAttributeUpdateTime().getMTime())&&e.getProgram().isAttributeUsed("offsetMC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"offsetMC",12,e.getCABO().getStride(),t.context.FLOAT,2,!1)||Sl("Error setting 'offsetMC' in shader VAO.")),e.getProgram().isUniformUsed("invertedDepth")&&e.getProgram().setUniformf("invertedDepth",t.invert?-1:1),e.getProgram().isUniformUsed("scaleFactor")){var o=t.currentInput.getPointData();null!=t.renderable.getScaleArray()&&o.hasArray(t.renderable.getScaleArray())?e.getProgram().setUniformf("scaleFactor",t.renderable.getScaleFactor()):e.getProgram().setUniformf("scaleFactor",1)}r.setMapperShaderParameters(e,n,a)},e.setCameraShaderParameters=function(e,r,n){var a=e.getProgram(),o=r.getActiveCamera(),i=t.openGLCamera.getKeyMatrices(r);if(a.isUniformUsed("VCPCMatrix")&&a.setUniformMatrix("VCPCMatrix",i.vcpc),a.isUniformUsed("MCVCMatrix"))if(n.getIsIdentity())a.setUniformMatrix("MCVCMatrix",i.wcvc);else{var s=t.openGLActor.getKeyMatrices(),l=new Float64Array(16);ot._E.multiply(l,i.wcvc,s.mcwc),a.setUniformMatrix("MCVCMatrix",l)}a.isUniformUsed("cameraParallel")&&e.getProgram().setUniformi("cameraParallel",o.getParallelProjection())},e.getOpenGLMode=function(e,r){return t.context.TRIANGLES},e.buildBufferObjects=function(e,r){var n=t.currentInput;if(null!==n){t.renderable.mapScalars(n,1);var a=t.renderable.getColorMapColors(),o=t.primitives[t.primTypes.Tris].getCABO(),i=n.getPointData(),s=n.getPoints(),l=s.getNumberOfPoints(),c=s.getData(),u=null;null!=t.renderable.getScaleArray()&&i.hasArray(t.renderable.getScaleArray())&&(u=i.getArray(t.renderable.getScaleArray()).getData());var d=null,f=0,p=null;a?(f=a.getNumberOfComponents(),o.setColorOffset(0),o.setColorBOStride(4),d=a.getData(),p=new Uint8Array(3*l*4),o.getColorBO()||o.setColorBO(cr.newInstance()),o.getColorBO().setOpenGLRenderWindow(t._openGLRenderWindow)):o.getColorBO()&&o.setColorBO(null),o.setColorComponents(f);var g=new Float32Array(5*l*3);o.setStride(20);for(var m=Math.cos((0,Mr.r)(30)),h=0,v=0,y=0,b=0,T=0;T<l;++T){var C=t.renderable.getRadius();u&&(C=u[T]),h=3*T,g[y++]=c[h++],g[y++]=c[h++],g[y++]=c[h++],g[y++]=-2*C*m,g[y++]=-C,d&&(v=T*f,p[b++]=d[v],p[b++]=d[v+1],p[b++]=d[v+2],p[b++]=d[v+3]),h=3*T,g[y++]=c[h++],g[y++]=c[h++],g[y++]=c[h++],g[y++]=2*C*m,g[y++]=-C,d&&(p[b++]=d[v],p[b++]=d[v+1],p[b++]=d[v+2],p[b++]=d[v+3]),h=3*T,g[y++]=c[h++],g[y++]=c[h++],g[y++]=c[h++],g[y++]=0,g[y++]=2*C,d&&(p[b++]=d[v],p[b++]=d[v+1],p[b++]=d[v+2],p[b++]=d[v+3])}o.setElementCount(y/5),o.upload(g,rr.ARRAY_BUFFER),a&&o.getColorBO().upload(p,rr.ARRAY_BUFFER),t.VBOBuildTime.modified()}}}var wl={};function Ol(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,wl,r),nl.extend(e,t,r),Pl(e,t)}var Il=(0,ht.WL)(Ol,"vtkOpenGLSphereMapper"),Al={newInstance:Il,extend:Ol};wt("vtkSphereMapper",Il);var Rl="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkStickMapperVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n// this shader implements imposters in OpenGL for Sticks\n\nattribute vec4 vertexMC;\nattribute vec3 orientMC;\nattribute vec4 offsetMC;\nattribute float radiusMC;\n\n// optional normal declaration\n//VTK::Normal::Dec\n\n//VTK::Picking::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\nuniform mat3 normalMatrix; // transform model coordinate directions to view coordinates\n\n// material property values\n//VTK::Color::Dec\n\n// clipping plane vars\n//VTK::Clip::Dec\n\n// camera and actor matrix values\n//VTK::Camera::Dec\n\nvarying vec4 vertexVCVSOutput;\nvarying float radiusVCVSOutput;\nvarying float lengthVCVSOutput;\nvarying vec3 centerVCVSOutput;\nvarying vec3 orientVCVSOutput;\n\nuniform int cameraParallel;\n\nvoid main()\n{\n //VTK::Picking::Impl\n\n //VTK::Color::Impl\n\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Clip::Impl\n\n vertexVCVSOutput = MCVCMatrix * vertexMC;\n centerVCVSOutput = vertexVCVSOutput.xyz;\n radiusVCVSOutput = radiusMC;\n lengthVCVSOutput = length(orientMC);\n orientVCVSOutput = normalMatrix * normalize(orientMC);\n\n // make sure it is pointing out of the screen\n if (orientVCVSOutput.z < 0.0)\n {\n orientVCVSOutput = -orientVCVSOutput;\n }\n\n // make the basis\n vec3 xbase;\n vec3 ybase;\n vec3 dir = vec3(0.0,0.0,1.0);\n if (cameraParallel == 0)\n {\n dir = normalize(-vertexVCVSOutput.xyz);\n }\n if (abs(dot(dir,orientVCVSOutput)) == 1.0)\n {\n xbase = normalize(cross(vec3(0.0,1.0,0.0),orientVCVSOutput));\n ybase = cross(xbase,orientVCVSOutput);\n }\n else\n {\n xbase = normalize(cross(orientVCVSOutput,dir));\n ybase = cross(orientVCVSOutput,xbase);\n }\n\n vec3 offsets = offsetMC.xyz*2.0-1.0;\n vertexVCVSOutput.xyz = vertexVCVSOutput.xyz +\n radiusVCVSOutput*offsets.x*xbase +\n radiusVCVSOutput*offsets.y*ybase +\n 0.5*lengthVCVSOutput*offsets.z*orientVCVSOutput;\n\n gl_Position = VCPCMatrix * vertexVCVSOutput;\n}\n";function El(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}var Ml=ht.E0;function Dl(e,t){t.classHierarchy.push("vtkOpenGLStickMapper");var r=function(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?El(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):El(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}({},e);e.getShaderTemplate=function(e,t,r){e.Vertex=Rl,e.Fragment=gn,e.Geometry=""},e.replaceShaderValues=function(e,n,a){var o=e.Vertex,i=e.Fragment;o=Sr.substitute(o,"//VTK::Camera::Dec",["uniform mat4 VCPCMatrix;\n","uniform mat4 MCVCMatrix;"]).result,i=Sr.substitute(i,"//VTK::PositionVC::Dec","varying vec4 vertexVCVSOutput;").result,i=Sr.substitute(i,"//VTK::PositionVC::Impl"," vec4 vertexVC = vertexVCVSOutput;\n").result;i=Sr.substitute(i,"//VTK::Normal::Dec",["uniform int cameraParallel;\n","varying float radiusVCVSOutput;\n","varying vec3 orientVCVSOutput;\n","varying float lengthVCVSOutput;\n","varying vec3 centerVCVSOutput;\n","uniform mat4 VCPCMatrix;\n"]).result;var s="";t.context.getExtension("EXT_frag_depth")&&(s=" gl_FragDepthEXT = (pos.z / pos.w + 1.0) / 2.0;\n"),t._openGLRenderWindow.getWebgl2()&&(s="gl_FragDepth = (pos.z / pos.w + 1.0) / 2.0;\n"),i=Sr.substitute(i,"//VTK::Depth::Impl",[" vec3 EyePos;\n"," vec3 EyeDir;\n"," if (cameraParallel != 0) {\n"," EyePos = vec3(vertexVC.x, vertexVC.y, vertexVC.z + 3.0*radiusVCVSOutput);\n"," EyeDir = vec3(0.0,0.0,-1.0); }\n"," else {\n"," EyeDir = vertexVC.xyz;\n"," EyePos = vec3(0.0,0.0,0.0);\n"," float lengthED = length(EyeDir);\n"," EyeDir = normalize(EyeDir);\n"," if (lengthED > radiusVCVSOutput*3.0) {\n"," EyePos = vertexVC.xyz - EyeDir*3.0*radiusVCVSOutput; }\n"," }\n"," EyePos = EyePos - centerVCVSOutput;\n"," vec3 base1;\n"," if (abs(orientVCVSOutput.z) < 0.99) {\n"," base1 = normalize(cross(orientVCVSOutput,vec3(0.0,0.0,1.0))); }\n"," else {\n"," base1 = normalize(cross(orientVCVSOutput,vec3(0.0,1.0,0.0))); }\n"," vec3 base2 = cross(orientVCVSOutput,base1);\n"," EyePos = vec3(dot(EyePos,base1),dot(EyePos,base2),dot(EyePos,orientVCVSOutput));\n"," EyeDir = vec3(dot(EyeDir,base1),dot(EyeDir,base2),dot(EyeDir,orientVCVSOutput));\n"," EyePos = EyePos/radiusVCVSOutput;\n"," float a = EyeDir.x*EyeDir.x + EyeDir.y*EyeDir.y;\n"," float b = 2.0*(EyePos.x*EyeDir.x + EyePos.y*EyeDir.y);\n"," float c = EyePos.x*EyePos.x + EyePos.y*EyePos.y - 1.0;\n"," float d = b*b - 4.0*a*c;\n"," vec3 normalVCVSOutput = vec3(0.0,0.0,1.0);\n"," if (d < 0.0) { discard; }\n"," else {\n"," float t = (-b - sqrt(d))/(2.0*a);\n"," float tz = EyePos.z + t*EyeDir.z;\n"," vec3 iPoint = EyePos + t*EyeDir;\n"," if (abs(iPoint.z)*radiusVCVSOutput > lengthVCVSOutput*0.5) {\n"," float t2 = (-b + sqrt(d))/(2.0*a);\n"," float tz2 = EyePos.z + t2*EyeDir.z;\n"," if (tz2*radiusVCVSOutput > lengthVCVSOutput*0.5 || tz*radiusVCVSOutput < -0.5*lengthVCVSOutput) { discard; }\n"," else {\n"," normalVCVSOutput = orientVCVSOutput;\n"," float t3 = (lengthVCVSOutput*0.5/radiusVCVSOutput - EyePos.z)/EyeDir.z;\n"," iPoint = EyePos + t3*EyeDir;\n"," vertexVC.xyz = radiusVCVSOutput*(iPoint.x*base1 + iPoint.y*base2 + iPoint.z*orientVCVSOutput) + centerVCVSOutput;\n"," }\n"," }\n"," else {\n"," normalVCVSOutput = iPoint.x*base1 + iPoint.y*base2;\n"," vertexVC.xyz = radiusVCVSOutput*(normalVCVSOutput + iPoint.z*orientVCVSOutput) + centerVCVSOutput;\n"," }\n"," }\n"," vec4 pos = VCPCMatrix * vertexVC;\n",s]).result,i=Sr.substitute(i,"//VTK::Normal::Impl","").result,t.haveSeenDepthRequest&&(i=Sr.substitute(i,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float computedZ = (pos.z / pos.w + 1.0) / 2.0;","float iz = floor(computedZ * 65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result),e.Vertex=o,e.Fragment=i,r.replaceShaderValues(e,n,a)},e.setMapperShaderParameters=function(e,n,a){e.getCABO().getElementCount()&&(t.VBOBuildTime>e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()>e.getAttributeUpdateTime().getMTime())&&(e.getProgram().isAttributeUsed("orientMC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"orientMC",12,e.getCABO().getStride(),t.context.FLOAT,3,!1)||Ml("Error setting 'orientMC' in shader VAO.")),e.getProgram().isAttributeUsed("offsetMC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO().getColorBO(),"offsetMC",0,e.getCABO().getColorBOStride(),t.context.UNSIGNED_BYTE,3,!0)||Ml("Error setting 'offsetMC' in shader VAO.")),e.getProgram().isAttributeUsed("radiusMC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"radiusMC",24,e.getCABO().getStride(),t.context.FLOAT,1,!1)||Ml("Error setting 'radiusMC' in shader VAO."))),r.setMapperShaderParameters(e,n,a)},e.setCameraShaderParameters=function(e,r,n){var a=e.getProgram(),o=r.getActiveCamera(),i=t.openGLCamera.getKeyMatrices(r);if(a.isUniformUsed("VCPCMatrix")&&a.setUniformMatrix("VCPCMatrix",i.vcpc),n.getIsIdentity())a.isUniformUsed("MCVCMatrix")&&a.setUniformMatrix("MCVCMatrix",i.wcvc),a.isUniformUsed("normalMatrix")&&a.setUniformMatrix3x3("normalMatrix",i.normalMatrix);else{var s=t.openGLActor.getKeyMatrices();if(a.isUniformUsed("MCVCMatrix")){var l=new Float64Array(16);ot._E.multiply(l,i.wcvc,s.mcwc),a.setUniformMatrix("MCVCMatrix",l)}if(a.isUniformUsed("normalMatrix")){var c=new Float64Array(9);ot.wO.multiply(c,i.normalMatrix,s.normalMatrix),a.setUniformMatrix3x3("normalMatrix",c)}}a.isUniformUsed("cameraParallel")&&e.getProgram().setUniformi("cameraParallel",o.getParallelProjection())},e.getOpenGLMode=function(e,r){return t.context.TRIANGLES},e.buildBufferObjects=function(e,r){var n=t.currentInput;if(null!==n){t.renderable.mapScalars(n,1);var a=t.renderable.getColorMapColors(),o=t.primitives[t.primTypes.Tris].getCABO(),i=n.getPointData(),s=n.getPoints(),l=s.getNumberOfPoints(),c=s.getData();4;var u=null,d=0;o.setColorBOStride(4),o.getColorBO()||o.setColorBO(cr.newInstance()),o.getColorBO().setOpenGLRenderWindow(t._openGLRenderWindow),a&&(d=a.getNumberOfComponents(),o.setColorOffset(4),u=a.getData(),o.setColorBOStride(8)),o.setColorComponents(d),o.setStride(28);var f=new Float32Array(7*l*12),p=new 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r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Vl,r),nl.extend(e,t,r),Dl(e,t)}var _l=(0,ht.WL)(Ll,"vtkOpenGLStickMapper"),Nl={newInstance:_l,extend:Ll};wt("vtkStickMapper",_l);const{vtkWarningMacro:Bl}=ht.default;const Fl={};function Ul(e,t,r={}){Object.assign(t,Fl,r),Hn.extend(e,t,r),t.scalarTexture=r.scalarTexture,t.previousState={},function(e,t){t.classHierarchy.push("vtkStreamingOpenGLVolumeMapper"),e.buildBufferObjects=(e,r)=>{const n=t.currentInput;if(!n)return;const a=n.getPointData()&&n.getPointData().getScalars();if(!a)return;const o=r.getProperty();if(!t.jitterTexture.getHandle()){const e=new Uint8Array(1024);for(let t=0;t<1024;++t)e[t]=255*Math.random();t.jitterTexture.setMinificationFilter(Vr.LINEAR),t.jitterTexture.setMagnificationFilter(Vr.LINEAR),t.jitterTexture.create2DFromRaw(32,32,1,nn.Tu.UNSIGNED_CHAR,e)}const i=a.getNumberOfComponents(),s=o.getIndependentComponents()?i:1;let l=`${o.getMTime()}`;if(t.opacityTextureString!==l){const 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zl={newInstance:ht.default.newInstance(Wl,"vtkStreamingOpenGLViewNodeFactory"),extend:Wl};function jl(e,t,r={}){Object.assign(t,r),Rs.extend(e,t,r),t.myFactory=zl.newInstance(),t.myFactory.registerOverride("vtkRenderWindow",Hl),function(e,t){t.classHierarchy.push("vtkStreamingOpenGLRenderWindow")}(0,t)}const Hl=ht.default.newInstance(jl,"vtkStreamingOpenGLRenderWindow"),Kl={newInstance:Hl,extend:jl};var Zl=r(32198),Xl={Device:{Unknown:0,LeftController:1,RightController:2},Input:{Unknown:0,Trigger:1,TrackPad:2,Grip:3,Thumbstick:4,A:5,B:6,ApplicationMenu:7},Axis:{Unknown:0,TouchpadX:1,TouchpadY:2,ThumbstickX:3,ThumbstickY:4}};function ql(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}function Yl(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?ql(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):ql(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}var $l=Xl.Device,Ql=Xl.Input,Jl=ht.default.vtkWarningMacro,ec=ht.default.vtkErrorMacro,tc=ht.default.normalizeWheel,rc=ht.default.vtkOnceErrorMacro,nc=new 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lc={renderWindow:null,interactorStyle:null,picker:null,pickingManager:null,initialized:!1,enabled:!1,enableRender:!0,currentRenderer:null,lightFollowCamera:!0,desiredUpdateRate:30,stillUpdateRate:2,container:null,recognizeGestures:!0,currentGesture:"Start",animationRequest:null,lastFrameTime:.1,recentAnimationFrameRate:10,wheelTimeoutID:0,moveTimeoutID:0,lastGamepadValues:{},preventDefaultOnPointerDown:!1,preventDefaultOnPointerUp:!1,mouseScrollDebounceByPass:!1};function cc(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,lc,r),ht.default.obj(e,t),t._animationExtendedEnd=0,ht.default.event(e,t,"RenderEvent"),oc.forEach((function(r){return ht.default.event(e,t,r)})),ht.default.get(e,t,["initialized","container","interactorStyle","lastFrameTime","recentAnimationFrameRate","_view"]),ht.default.setGet(e,t,["lightFollowCamera","enabled","enableRender","recognizeGestures","desiredUpdateRate","stillUpdateRate","picker","preventDefaultOnPointerDown","preventDefaultOnPointerUp","mouseScrollDebounceByPass"]),ht.default.moveToProtected(e,t,["view"]),function(e,t){t.classHierarchy.push("vtkRenderWindowInteractor");var r=new Set,n=new Map,a=1;function o(r,n){t._forcedRenderer||(t.currentRenderer=e.findPokedRenderer(r,n))}function i(e){var r=t._view.getCanvas(),a=r.getBoundingClientRect(),i=r.width/a.width,s=r.height/a.height,l={x:i*(e.clientX-a.left),y:s*(a.height-e.clientY+a.top),z:0};return(n.size<=1||!t.currentRenderer)&&o(l.x,l.y),l}function s(e){return{controlKey:e.ctrlKey,altKey:e.altKey,shiftKey:e.shiftKey}}function l(e){var t=s(e);return Yl({key:e.key,keyCode:e.charCode},t)}function c(e){return e.pointerType||""}function 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t.currentRenderer||o(0,0),t.currentRenderer},e.bindEvents=function(r){t.container=r,r.addEventListener("contextmenu",ic),r.addEventListener("wheel",e.handleWheel),r.addEventListener("DOMMouseScroll",e.handleWheel),r.addEventListener("pointerenter",e.handlePointerEnter),r.addEventListener("pointerleave",e.handlePointerLeave),r.addEventListener("pointermove",e.handlePointerMove,{passive:!1}),r.addEventListener("pointerdown",e.handlePointerDown,{passive:!1}),r.addEventListener("pointerup",e.handlePointerUp),r.addEventListener("pointercancel",e.handlePointerCancel),document.addEventListener("keypress",e.handleKeyPress),document.addEventListener("keydown",e.handleKeyDown),document.addEventListener("keyup",e.handleKeyUp),document.addEventListener("pointerlockchange",e.handlePointerLockChange),r.style.touchAction="none",r.style.userSelect="none",r.style.webkitTapHighlightColor="rgba(0,0,0,0)"},e.unbindEvents=function(){var r=t.container;r.removeEventListener("contextmenu",ic),r.removeEventListener("wheel",e.handleWheel),r.removeEventListener("DOMMouseScroll",e.handleWheel),r.removeEventListener("pointerenter",e.handlePointerEnter),r.removeEventListener("pointerleave",e.handlePointerLeave),r.removeEventListener("pointermove",e.handlePointerMove,{passive:!1}),r.removeEventListener("pointerdown",e.handlePointerDown,{passive:!1}),r.removeEventListener("pointerup",e.handlePointerUp),r.removeEventListener("pointercancel",e.handlePointerCancel),document.removeEventListener("keypress",e.handleKeyPress),document.removeEventListener("keydown",e.handleKeyDown),document.removeEventListener("keyup",e.handleKeyUp),document.removeEventListener("pointerlockchange",e.handlePointerLockChange),t.container=null,n.clear()},e.handleKeyPress=function(t){var r=l(t);e.keyPressEvent(r)},e.handleKeyDown=function(t){var r=l(t);e.keyDownEvent(r)},e.handleKeyUp=function(t){var 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2:e.rightButtonPressEvent(r);break;default:ec("Unknown mouse button pressed: ".concat(t.button))}},e.requestPointerLock=function(){t.container&&t.container.requestPointerLock()},e.exitPointerLock=function(){return document.exitPointerLock()},e.isPointerLocked=function(){return!!t.container&&document.pointerLockElement===t.container},e.handlePointerLockChange=function(){e.isPointerLocked()?e.startPointerLockEvent():e.endPointerLockEvent()},e.requestAnimation=function(n){void 0!==n?r.has(n)?Jl("requester is already registered for animating"):(r.add(n),t.animationRequest||1!==r.size||t.xrAnimation||(t._animationStartTime=Date.now(),t._animationFrameCount=0,t.animationRequest=requestAnimationFrame(e.handleAnimation),e.startAnimationEvent())):ec("undefined requester, can not start animating")},e.extendAnimation=function(n){var a=Date.now()+n;t._animationExtendedEnd=Math.max(t._animationExtendedEnd,a),t.animationRequest||0!==r.size||t.xrAnimation||(t._animationStartTime=Date.now(),t._animationFrameCount=0,t.animationRequest=requestAnimationFrame(e.handleAnimation),e.startAnimationEvent())},e.isAnimating=function(){return t.xrAnimation||null!==t.animationRequest},e.cancelAnimation=function(n){var a=arguments.length>1&&void 0!==arguments[1]&&arguments[1];if(r.has(n))r.delete(n),t.animationRequest&&0===r.size&&Date.now()>t._animationExtendedEnd&&(cancelAnimationFrame(t.animationRequest),t.animationRequest=null,e.endAnimationEvent(),e.render());else if(!a){var o=n&&n.getClassName?n.getClassName():n;Jl("".concat(o," did not request an 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t.lastGamepadValues[i.index][s].buttons||(t.lastGamepadValues[i.index][s].buttons[l]=!1),t.lastGamepadValues[i.index][s].buttons[l]!==i.buttons[l].pressed&&null!=o&&(e.button3DEvent({gamepad:i,position:o.transform.position,orientation:o.transform.orientation,pressed:i.buttons[l].pressed,device:"left"===r.handedness?$l.LeftController:$l.RightController,input:ac[i.mapping]&&ac[i.mapping][l]?ac[i.mapping][l]:Ql.Trigger}),t.lastGamepadValues[i.index][s].buttons[l]=i.buttons[l].pressed),t.lastGamepadValues[i.index][s].buttons[l]&&null!=o&&e.move3DEvent({gamepad:i,position:o.transform.position,orientation:o.transform.orientation,device:"left"===r.handedness?$l.LeftController:$l.RightController})}}))},e.handleMouseMove=function(r){var n=Yl(Yl({},s(r)),{},{position:i(r),deviceType:c(r)});0===t.moveTimeoutID?e.startMouseMoveEvent(n):(e.mouseMoveEvent(n),clearTimeout(t.moveTimeoutID)),t.moveTimeoutID=setTimeout((function(){e.endMouseMoveEvent(),t.moveTimeoutID=0}),200)},e.handleAnimation=function(){var n=Date.now();t._animationFrameCount++,n-t._animationStartTime>1e3&&t._animationFrameCount>1&&(t.recentAnimationFrameRate=1e3*(t._animationFrameCount-1)/(n-t._animationStartTime),t.lastFrameTime=1/t.recentAnimationFrameRate,e.animationFrameRateUpdateEvent(),t._animationStartTime=n,t._animationFrameCount=1),e.animationEvent(),u(),r.size>0||Date.now()<t._animationExtendedEnd?t.animationRequest=requestAnimationFrame(e.handleAnimation):(cancelAnimationFrame(t.animationRequest),t.animationRequest=null,e.endAnimationEvent(),e.render())},e.handleWheel=function(r){ic(r);var n=Yl(Yl(Yl({},tc(r)),s(r)),{},{position:i(r),deviceType:c(r)});0===t.wheelTimeoutID&&(a=Math.abs(n.spinY)>=.3?Math.abs(n.spinY):1),n.spinY/=a,0===t.wheelTimeoutID?(e.startMouseWheelEvent(n),e.mouseWheelEvent(n)):(e.mouseWheelEvent(n),clearTimeout(t.wheelTimeoutID)),t.mouseScrollDebounceByPass?(e.extendAnimation(600),e.endMouseWheelEvent(),t.wheelTimeoutID=0):t.wheelTimeoutID=setTimeout((function(){e.extendAnimation(600),e.endMouseWheelEvent(),t.wheelTimeoutID=0}),200)},e.handleMouseUp=function(t){var r=Yl(Yl({},s(t)),{},{position:i(t),deviceType:c(t)});switch(t.button){case 0:e.leftButtonReleaseEvent(r);break;case 1:e.middleButtonReleaseEvent(r);break;case 2:e.rightButtonReleaseEvent(r);break;default:ec("Unknown mouse button released: ".concat(t.button))}},e.handleTouchStart=function(r){var a=(0,pa.Z)(n.values());if(t.recognizeGestures&&a.length>1){var o=sc(n);if(2===a.length){var l=Yl(Yl({},s(nc)),{},{position:a[0].position,deviceType:c(r)});e.leftButtonReleaseEvent(l)}e.recognizeGesture("TouchStart",o)}else if(1===a.length){var u=Yl(Yl({},s(nc)),{},{position:i(r),deviceType:c(r)});e.leftButtonPressEvent(u)}},e.handleTouchMove=function(r){var a=(0,pa.Z)(n.values());if(t.recognizeGestures&&a.length>1){var o=sc(n);e.recognizeGesture("TouchMove",o)}else if(1===a.length){var i=Yl(Yl({},s(nc)),{},{position:a[0].position,deviceType:c(r)});e.mouseMoveEvent(i)}},e.handleTouchEnd=function(r){var a=(0,pa.Z)(n.values());if(t.recognizeGestures)if(0===a.length){var o=Yl(Yl({},s(nc)),{},{position:i(r),deviceType:c(r)});e.leftButtonReleaseEvent(o)}else if(1===a.length){var l=sc(n);e.recognizeGesture("TouchEnd",l);var u=Yl(Yl({},s(nc)),{},{position:a[0].position,deviceType:c(r)});e.leftButtonPressEvent(u)}else{var d=sc(n);e.recognizeGesture("TouchMove",d)}else if(1===a.length){var f=Yl(Yl({},s(nc)),{},{position:a[0].position,deviceType:c(r)});e.leftButtonReleaseEvent(f)}},e.setView=function(r){t._view!==r&&(t._view=r,t._view.getRenderable().setInteractor(e),e.modified())},e.getFirstRenderer=function(){var e,r,n;return null===(e=t._view)||void 0===e||null===(r=e.getRenderable())||void 0===r||null===(n=r.getRenderersByReference())||void 0===n?void 0:n[0]},e.findPokedRenderer=function(){var e,r,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,a=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if(!t._view)return null;var o=null===(e=t._view)||void 0===e||null===(r=e.getRenderable())||void 0===r?void 0:r.getRenderers();if(!o||0===o.length)return null;o.sort((function(e,t){return e.getLayer()-t.getLayer()}));for(var i=null,s=null,l=null,c=o.length;c--;){var u=o[c];if(t._view.isInViewport(n,a,u)&&u.getInteractive()){l=u;break}null===i&&u.getInteractive()&&(i=u),null===s&&t._view.isInViewport(n,a,u)&&(s=u)}return null===l&&(l=i),null===l&&(l=s),null==l&&(l=o[0]),l},e.render=function(){e.isAnimating()||t.inRender||u()},oc.forEach((function(r){var n=r.charAt(0).toLowerCase()+r.slice(1);e["".concat(n,"Event")]=function(n){if(t.enabled)if(e.getCurrentRenderer()){var a=Yl({type:r,pokedRenderer:t.currentRenderer,firstRenderer:e.getFirstRenderer()},n);e["invoke".concat(r)](a)}else rc("\n Can not forward events without a current renderer on the interactor.\n ")}})),e.recognizeGesture=function(r,n){if(!(Object.keys(n).length>2)){if(t.startingEventPositions||(t.startingEventPositions={}),"TouchStart"===r)return Object.keys(n).forEach((function(e){t.startingEventPositions[e]=n[e]})),void(t.currentGesture="Start");if("TouchEnd"===r)return"Pinch"===t.currentGesture&&(e.render(),e.endPinchEvent()),"Rotate"===t.currentGesture&&(e.render(),e.endRotateEvent()),"Pan"===t.currentGesture&&(e.render(),e.endPanEvent()),t.currentGesture="Start",void(t.startingEventPositions={});var a=0,o=[],i=[];Object.keys(n).forEach((function(e){o[a]=n[e],i[a]=t.startingEventPositions[e],a++}));var s=Math.sqrt((i[0].x-i[1].x)*(i[0].x-i[1].x)+(i[0].y-i[1].y)*(i[0].y-i[1].y)),l=Math.sqrt((o[0].x-o[1].x)*(o[0].x-o[1].x)+(o[0].y-o[1].y)*(o[0].y-o[1].y)),c=(0,Mr.A)(Math.atan2(i[1].y-i[0].y,i[1].x-i[0].x)),u=(0,Mr.A)(Math.atan2(o[1].y-o[0].y,o[1].x-o[0].x)),d=u-c;u=u+180>=360?u-180:u+180,c=c+180>=360?c-180:c+180,Math.abs(u-c)<Math.abs(d)&&(d=u-c);var f=[];if(f[0]=(o[0].x-i[0].x+o[1].x-i[1].x)/2,f[1]=(o[0].y-i[0].y+o[1].y-i[1].y)/2,"TouchMove"===r)if("Start"===t.currentGesture){var p=.01*Math.sqrt(t.container.clientWidth*t.container.clientWidth+t.container.clientHeight*t.container.clientHeight);p<15&&(p=15);var g=Math.abs(l-s),m=3.1415926*l*Math.abs(d)/360,h=Math.sqrt(f[0]*f[0]+f[1]*f[1]);if(g>p&&g>m&&g>h){t.currentGesture="Pinch";var v={scale:1,touches:n};e.startPinchEvent(v)}else if(m>p&&m>h){t.currentGesture="Rotate";var y={rotation:0,touches:n};e.startRotateEvent(y)}else if(h>p){t.currentGesture="Pan";var b={translation:[0,0],touches:n};e.startPanEvent(b)}}else{if("Rotate"===t.currentGesture){var T={rotation:d,touches:n};e.rotateEvent(T)}if("Pinch"===t.currentGesture){var C={scale:l/s,touches:n};e.pinchEvent(C)}if("Pan"===t.currentGesture){var x={translation:f,touches:n};e.panEvent(x)}}}},e.handleVisibilityChange=function(){t._animationStartTime=Date.now(),t._animationFrameCount=0},e.setCurrentRenderer=function(e){t._forcedRenderer=!!e,t.currentRenderer=e};var d=e.delete;e.delete=function(){for(;r.size;)e.cancelAnimation(r.values().next().value);void 0!==document.hidden&&document.removeEventListener("visibilitychange",e.handleVisibilityChange),t.container&&e.unbindEvents(),d()},void 0!==document.hidden&&document.addEventListener("visibilitychange",e.handleVisibilityChange,!1)}(e,t)}var uc=Yl({newInstance:ht.default.newInstance(cc,"vtkRenderWindowInteractor"),extend:cc,handledEvents:oc},Xl),dc=r(23834),fc=r(16623);const pc={background:[0,0,0],container:null};function gc(e,t,r={}){Object.assign(t,pc,r),ht.default.obj(e,t),ht.default.get(e,t,["renderWindow","openGLRenderWindow","interactor","container"]),ht.default.event(e,t,"resize"),function(e,t){const r=e.invokeResize;delete e.invokeResize,t.renderWindow=fi.newInstance(),t.rendererMap={},t.openGLRenderWindow=Kl.newInstance(),t.renderWindow.addView(t.openGLRenderWindow),t.interactor=uc.newInstance(),t.interactor.setView(t.openGLRenderWindow),t.interactor.initialize(),e.addRenderer=({viewport:e,id:r,background:n})=>{const a=Zl.ZP.newInstance({viewport:e,background:n||t.background});t.renderWindow.addRenderer(a),t.rendererMap[r]=a},e.destroy=()=>{t.renderWindow.getInteractor().delete()},e.removeRenderer=r=>{const n=e.getRenderer(r);t.renderWindow.removeRenderer(n),n.delete(),delete t.rendererMap[r]},e.getRenderer=e=>t.rendererMap[e],e.getRenderers=()=>{const{rendererMap:e}=t;return Object.keys(e).map((t=>({id:t,renderer:e[t]})))},e.resize=()=>{if(t.container){const{width:e,height:n}=t.container;t.openGLRenderWindow.setSize(Math.floor(e),Math.floor(n)),r(),t.renderWindow.render()}},e.setContainer=e=>{t.container=e,t.openGLRenderWindow.setContainer(t.container)},e.delete=ht.default.chain(e.setContainer,e.destroy,t.openGLRenderWindow.delete,e.delete),e.resize()}(e,t)}const mc={newInstance:ht.default.newInstance(gc),extend:gc};var hc=r(16595),vc=r(44031);function yc(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}function bc(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?yc(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):yc(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}var Tc=x.BlendMode,Cc=x.FilterMode;var xc={createRadonTransferFunction:function(e,t,r,n,a){var o=null;return a?(o=a).removeAllPoints():o=vc.ZP.newInstance(),o.addPointLong(-1024,0,1,1),o.addPoint(e,t),o.addPoint(r,n),o}};var Sc={bounds:[1,-1,1,-1,1,-1],sampleDistance:1,imageSampleDistance:1,maximumSamplesPerRay:1e3,autoAdjustSampleDistances:!0,blendMode:Tc.COMPOSITE_BLEND,ipScalarRange:[-1e6,1e6],filterMode:Cc.OFF,preferSizeOverAccuracy:!1,computeNormalFromOpacity:!1,volumetricScatteringBlending:0,globalIlluminationReach:0,volumeShadowSamplingDistFactor:5,anisotropy:0,localAmbientOcclusion:!1,LAOKernelSize:15,LAOKernelRadius:7};function Pc(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Sc,r),hc.Z.extend(e,t,r),ht.default.setGet(e,t,["sampleDistance","imageSampleDistance","maximumSamplesPerRay","autoAdjustSampleDistances","blendMode","filterMode","preferSizeOverAccuracy","computeNormalFromOpacity","volumetricScatteringBlending","globalIlluminationReach","volumeShadowSamplingDistFactor","anisotropy","localAmbientOcclusion","LAOKernelSize","LAOKernelRadius"]),ht.default.setGetArray(e,t,["ipScalarRange"],2),ht.default.event(e,t,"lightingActivated"),function(e,t){t.classHierarchy.push("vtkVolumeMapper");var r=bc({},e);e.getBounds=function(){var r=e.getInputData();return r?(t.static||e.update(),t.bounds=r.getBounds()):t.bounds=(0,Mr.N)(),t.bounds},e.update=function(){e.getInputData()},e.setBlendModeToComposite=function(){e.setBlendMode(Tc.COMPOSITE_BLEND)},e.setBlendModeToMaximumIntensity=function(){e.setBlendMode(Tc.MAXIMUM_INTENSITY_BLEND)},e.setBlendModeToMinimumIntensity=function(){e.setBlendMode(Tc.MINIMUM_INTENSITY_BLEND)},e.setBlendModeToAverageIntensity=function(){e.setBlendMode(Tc.AVERAGE_INTENSITY_BLEND)},e.setBlendModeToAdditiveIntensity=function(){e.setBlendMode(Tc.ADDITIVE_INTENSITY_BLEND)},e.setBlendModeToRadonTransform=function(){e.setBlendMode(Tc.RADON_TRANSFORM_BLEND)},e.getBlendModeAsString=function(){return ht.default.enumToString(Tc,t.blendMode)},e.setAverageIPScalarRange=function(t,r){console.warn("setAverageIPScalarRange is deprecated use setIpScalarRange"),e.setIpScalarRange(t,r)},e.getFilterModeAsString=function(){return ht.default.enumToString(Cc,t.filterMode)},e.setFilterModeToOff=function(){e.setFilterMode(Cc.OFF)},e.setFilterModeToNormalized=function(){e.setFilterMode(Cc.NORMALIZED)},e.setFilterModeToRaw=function(){e.setFilterMode(Cc.RAW)},e.setGlobalIlluminationReach=function(e){return r.setGlobalIlluminationReach((0,Mr.C)(e,0,1))},e.setVolumetricScatteringBlending=function(e){return r.setVolumetricScatteringBlending((0,Mr.C)(e,0,1))},e.setVolumeShadowSamplingDistFactor=function(e){return r.setVolumeShadowSamplingDistFactor(e>=1?e:1)},e.setAnisotropy=function(e){return r.setAnisotropy((0,Mr.C)(e,-.99,.99))},e.setLAOKernelSize=function(e){return r.setLAOKernelSize((0,Mr.J)((0,Mr.C)(e,1,32)))},e.setLAOKernelRadius=function(e){return r.setLAOKernelRadius(e>=1?e:1)}}(e,t)}var wc=bc({newInstance:ht.default.newInstance(Pc,"vtkVolumeMapper"),extend:Pc},xc);const Oc={scalarTexture:null};function Ic(e,t,r={}){Object.assign(t,Oc,r),wc.extend(e,t,r),ht.default.setGet(e,t,["scalarTexture"]),function(e,t){t.classHierarchy.push("vtkSharedVolumeMapper");const r=e.delete;e.delete=()=>{t.scalarTexture=null,r()}}(e,t)}const Ac={newInstance:ht.default.newInstance(Ic,"vtkSharedVolumeMapper"),extend:Ic};const Rc={updatedFrames:[]};function Ec(e,t,r={}){Object.assign(t,Rc,r),Yr.extend(e,t,r),function(e,t){t.classHierarchy.push("vtkStreamingOpenGLTexture");const r=e.create3DFilterableFromRaw;e.create3DFilterableFromRaw=(e,n,a,o,i,s,l)=>{t.inputDataType=i,t.inputNumComps=o,r(e,n,a,o,i,s,l)},e.update3DFromRaw=r=>{const{updatedFrames:n}=t;if(!n.length)return;let a,o;if(t._openGLRenderWindow.activateTexture(e),e.createTexture(),e.bind(),r instanceof Uint8Array)a=1,o=Uint8Array;else if(r instanceof Int16Array)a=2,o=Int16Array;else if(r instanceof Uint16Array)a=2,o=Uint16Array;else{if(!(r instanceof Float32Array))throw new Error("No support for given TypedArray.");a=4,o=Float32Array}for(let e=0;e<n.length;e++)n[e]&&t.fillSubImage3D(r,e,a,o);return t.updatedFrames=[],t.generateMipmap&&t.context.generateMipmap(t.target),e.deactivate(),!0},t.fillSubImage3D=(e,r,n,a)=>{const o=e.buffer,i=r*(t.width*t.height*t.components*n),s=t.width*t.components,l=t.context,c=l.getParameter(l.MAX_TEXTURE_SIZE);let u=Math.floor(n*c/t.width);u=Math.min(u,t.height);const{useNorm16Texture:d,preferSizeOverAccuracy:f}=Qe().rendering;d&&!f&&(u=1);const p=s*u,g=p*n,m=Math.floor(t.height/u),h=t.height%u,v=s*h;for(let e=0;e<m;e++){const n=e*u;let s=new a(o,i+e*g,p);if(t.useHalfFloat&&(a===Uint16Array||a===Int16Array)){for(let e=0;e<s.length;e++)s[e]=Br.toHalf(s[e]);a===Int16Array&&(s=new Uint16Array(s))}l.texSubImage3D(t.target,0,0,n,r,t.width,u,1,t.format,t.openGLDataType,s)}if(0!==h){const e=m*u,n=new a(o,i+m*g,v);l.texSubImage3D(t.target,0,0,e,r,t.width,h,1,t.format,t.openGLDataType,n)}},e.getTextureParameters=()=>({width:t.width,height:t.height,depth:t.depth,numComps:t.inputNumComps,dataType:t.inputDataType}),e.setUpdatedFrame=e=>{t.updatedFrames[e]=!0}}(e,t)}const Mc={newInstance:ht.default.newInstance(Ec,"vtkStreamingOpenGLTexture"),extend:Ec};var Dc=r(34535),Vc=r(32899);const Lc={isPerformingCoordinateTransformation:!1};function _c(e,t,r={}){Object.assign(t,Lc,r),Dc.ZP.extend(e,t,r),ht.default.setGet(e,t,["isPerformingCoordinateTransformation"]),function(e,t){t.classHierarchy.push("vtkSlabCamera");const r=ot._E.identity(new Float64Array(16)),n=new Float64Array(3);e.getProjectionMatrix=(e,a,o)=>{const i=ot._E.create();if(t.projectionMatrix){const e=1/t.physicalScale;return ot.R3.set(n,e,e,e),ot._E.copy(i,t.projectionMatrix),ot._E.scale(i,i,n),ot._E.transpose(i,i),i}ot._E.identity(r);let s=t.clippingRange[0],l=t.clippingRange[1];t.isPerformingCoordinateTransformation&&(s=t.distance,l=t.distance+.1);const c=l-s,u=[s+(a+1)*c/2,s+(o+1)*c/2];if(t.parallelProjection){const n=t.parallelScale*e,a=t.parallelScale,o=(t.windowCenter[0]-1)*n,i=(t.windowCenter[0]+1)*n,s=(t.windowCenter[1]-1)*a,l=(t.windowCenter[1]+1)*a;ot._E.ortho(r,o,i,s,l,u[0],u[1]),ot._E.transpose(r,r)}else{if(t.useOffAxisProjection)throw new Error("Off-Axis projection is not supported at this time");{const n=Math.tan(Vc.ZP.radiansFromDegrees(t.viewAngle)/2);let a,o;!0===t.useHorizontalViewAngle?(a=s*n,o=s*n/e):(a=s*n*e,o=s*n);const i=(t.windowCenter[0]-1)*a,l=(t.windowCenter[0]+1)*a,c=(t.windowCenter[1]-1)*o,d=(t.windowCenter[1]+1)*o,f=u[0],p=u[1];r[0]=2*f/(l-i),r[5]=2*f/(d-c),r[2]=(i+l)/(l-i),r[6]=(c+d)/(d-c),r[10]=-(f+p)/(p-f),r[14]=-1,r[11]=-2*f*p/(p-f),r[15]=0}}return ot._E.copy(i,r),i}}(e,t)}const Nc={newInstance:ht.default.newInstance(_c,"vtkSlabCamera"),extend:_c};class Bc{constructor(e){this._imageIdsIndexMap=new Map,this._imageURIsIndexMap=new Map,this.isPreScaled=!1,this.volumeId=e.volumeId,this.metadata=e.metadata,this.dimensions=e.dimensions,this.spacing=e.spacing,this.origin=e.origin,this.direction=e.direction,this.imageData=e.imageData,this.scalarData=e.scalarData,this.sizeInBytes=e.sizeInBytes,this.vtkOpenGLTexture=Mc.newInstance(),this.numVoxels=this.dimensions[0]*this.dimensions[1]*this.dimensions[2],e.scaling&&(this.scaling=e.scaling),e.referencedVolumeId&&(this.referencedVolumeId=e.referencedVolumeId)}get imageIds(){return this._imageIds}set imageIds(e){this._imageIds=e,this._reprocessImageIds()}_reprocessImageIds(){this._imageIdsIndexMap.clear(),this._imageURIsIndexMap.clear(),this._imageIds.forEach(((e,t)=>{const r=me(e);this._imageIdsIndexMap.set(e,t),this._imageURIsIndexMap.set(r,t)}))}isDynamicVolume(){return!1}getScalarData(){if((e=this.scalarData)instanceof Int8Array||e instanceof Uint8Array||e instanceof Uint8ClampedArray||e instanceof Int16Array||e instanceof Uint16Array||e instanceof Int32Array||e instanceof Uint32Array||e instanceof Float32Array||e instanceof Float64Array)return this.scalarData;var e;throw new Error("Unknow scalar data type")}getImageIdIndex(e){return this._imageIdsIndexMap.get(e)}getImageURIIndex(e){return this._imageURIsIndexMap.get(e)}destroy(){this.imageData.delete(),this.imageData=null,this.scalarData=null,this.vtkOpenGLTexture.releaseGraphicsResources(),this.vtkOpenGLTexture.delete()}}const Fc=Bc;function Uc(e){const{dimensions:t,metadata:r,spacing:n,direction:a,origin:o}=e,{PhotometricInterpretation:i}=r;let s=1;"RGB"===i&&(s=3);const l=Jo.ZP.newInstance(),c={numberOfComponents:s};if(l.setDimensions(t),l.setSpacing(n),l.setDirection(a),l.setOrigin(o),e.isDynamicVolume()){!function(e,t,r){t.forEach(((t,n)=>{const a=re.ZP.newInstance({name:`timePoint-${n}`,values:t,...r});e.getPointData().addArray(a)})),e.getPointData().setActiveScalars("timePoint-0")}(l,e.getScalarDataArrays(),c)}else{!function(e,t,r){const n=re.ZP.newInstance({name:"Pixels",values:t,...r});e.getPointData().setScalars(n)}(l,e.getScalarData(),c)}return l}const kc={};let Gc;function Wc(e,t){const r=e.indexOf(":"),n=e.substring(0,r),a=kc[n];if(null==a){if(void 0!==Gc)return Gc(e,t);throw new Error("loadVolumeFromVolumeLoader: no volume loader for volumeId")}const o=a(e,t);return o.promise.then((function(e){se(J,g.VOLUME_LOADED,{volume:e})}),(function(t){const r={volumeId:e,error:t};se(J,g.VOLUME_LOADED_FAILED,r)})),o}function zc(e,t={imageIds:[]}){if(void 0===e)throw new Error("loadVolume: parameter volumeId must not be undefined");let r=mt.getVolumeLoadObject(e);return void 0!==r?r.promise:(r=Wc(e,t),r.promise.then((e=>(e.imageData=Uc(e),e))))}async function jc(e,t){if(void 0===e)throw new Error("createAndCacheVolume: parameter volumeId must not be undefined");let r=mt.getVolumeLoadObject(e);return void 0!==r||(r=Wc(e,t),r.promise.then((e=>{e.imageData=Uc(e)})),mt.putVolumeLoadObject(e,r).catch((e=>{throw e}))),r.promise}async function Hc(e,t){const r=mt.getVolume(e);if(!r)throw new Error(`Cannot created derived volume: Referenced volume with id ${e} does not exist.`);let{volumeId:n}=t;const{targetBuffer:a}=t;void 0===n&&(n=le());const{metadata:o,dimensions:i,spacing:s,origin:l,direction:c}=r,u=r.getScalarData().length;let d,f;const{useNorm16Texture:p}=Qe().rendering;if(a)if("Float32Array"===a.type)d=4*u,f=Float32Array;else if("Uint8Array"===a.type)d=u,f=Uint8Array;else if(p&&"Uint16Array"===a.type)d=2*u,f=Uint16Array;else{if(!p||"Int16Array"!==a.type)throw new Error("TargetBuffer should be Float32Array or Uint8Array");d=2*u,f=Uint16Array}else d=4*u,f=Float32Array;if(!mt.isCacheable(d))throw new Error(g.CACHE_SIZE_EXCEEDED);let m;if(a?.sharedArrayBuffer){m=new f(new SharedArrayBuffer(d))}else m=new f(u);const h=re.ZP.newInstance({name:"Pixels",numberOfComponents:1,values:m}),v=Jo.ZP.newInstance();v.setDimensions(i),v.setSpacing(s),v.setDirection(c),v.setOrigin(l),v.getPointData().setScalars(h);const y=new Bc({volumeId:n,metadata:ti()(o),dimensions:[i[0],i[1],i[2]],spacing:s,origin:l,direction:c,imageData:v,scalarData:m,sizeInBytes:d,referencedVolumeId:e}),b={promise:Promise.resolve(y)};return await mt.putVolumeLoadObject(n,b),y}function Kc(e,t,r=!1){const{scalarData:n,metadata:a,dimensions:o,spacing:i,origin:s,direction:l}=e;if(!n||!(n instanceof Uint8Array||n instanceof Float32Array||n instanceof Uint16Array||n instanceof Int16Array))throw new Error("To use createLocalVolume you should pass scalarData of type Uint8Array, Uint16Array, Int16Array or Float32Array");void 0===t&&(t=le());const c=mt.getVolume(t);if(c)return c;const u=o[0]*o[1]*o[2],d=n?n.buffer.byteLength:4*u;if(!mt.isCacheable(d))throw new Error(g.CACHE_SIZE_EXCEEDED);const f=re.ZP.newInstance({name:"Pixels",numberOfComponents:1,values:n}),p=Jo.ZP.newInstance();p.setDimensions(o),p.setSpacing(i),p.setDirection(l),p.setOrigin(s),p.getPointData().setScalars(f);const m=new Bc({volumeId:t,metadata:ti()(a),dimensions:[o[0],o[1],o[2]],spacing:i,origin:s,direction:l,imageData:p,scalarData:n,sizeInBytes:d});if(r)return m;const h={promise:Promise.resolve(m)};return mt.putVolumeLoadObject(t,h),m}function Zc(e,t){kc[e]=t}function Xc(){return Object.keys(kc)}function qc(e){const t=Gc;return Gc=e,t}const Yc=1+H,$c=e=>!!Xc().find((t=>{return r=e.volumeId,(n=t)===r.substring(0,Math.min(r.length,n.length));var r,n}));function Qc(e,t,r){const{viewPlaneNormal:n}=t,a=e.getActors();if(!a||!a.length)return{spacingInNormalDirection:null,imageVolume:null,actorUID:null};const o=a.map((e=>{const t=e.referenceId??e.uid;return mt.getVolume(t)})).filter((e=>!!e));if(r){const e=o.findIndex((e=>e.volumeId===r)),t=o[e],{uid:i}=a[e];return{imageVolume:t,spacingInNormalDirection:dt(t,n),actorUID:i}}if(!o.length)return{spacingInNormalDirection:null,imageVolume:null,actorUID:null};const i={spacingInNormalDirection:1/0,imageVolume:null,actorUID:null},s=o.find($c);for(let e=0;e<o.length;e++){const t=o[e];if(s&&!$c(t))continue;const r=dt(t,n);r*Yc<i.spacingInNormalDirection&&(i.spacingInNormalDirection=r,i.imageVolume=t,i.actorUID=a[e].uid)}return i}function Jc(e){const t=e.getMapper().getInputData(),r=t.extentToBounds(t.getExtent());return[[r[0],r[2],r[4]],[r[0],r[2],r[5]],[r[0],r[3],r[4]],[r[0],r[3],r[5]],[r[1],r[2],r[4]],[r[1],r[2],r[5]],[r[1],r[3],r[4]],[r[1],r[3],r[5]]]}function eu(e,t){return!(e[0]<0||e[0]>=t[0]||e[1]<0||e[1]>=t[1]||e[2]<0||e[2]>=t[2])}const tu=function(e,t){let r;r=t?[Le(t)]:_e();const n=[];return r.forEach((t=>{const r=e.getActors(),a=t.getVolumeViewports();for(const e of a){const t=e.getActors();if(t.length!==r.length)continue;r.every((({uid:e})=>t.find((t=>e===t.uid))))&&n.push(e)}})),n};const ru=function(e,t){let r;r=t?[Le(t)]:_e();const n=[];return r.forEach((t=>{const r=t.getVolumeViewports().filter((t=>t.hasVolumeId(e)));n.push(...r)})),n};function nu(e,t){return e.worldToIndex(t).map(Math.round)}class au{constructor(e){this.numRequests={interaction:0,thumbnail:0,prefetch:0},this.id=e||le(),this.requestPool={interaction:{0:[]},thumbnail:{0:[]},prefetch:{0:[]}},this.grabDelay=5,this.awake=!1,this.numRequests={interaction:0,thumbnail:0,prefetch:0},this.maxNumRequests={interaction:6,thumbnail:6,prefetch:5}}setMaxSimultaneousRequests(e,t){this.maxNumRequests[e]=t}getMaxSimultaneousRequests(e){return this.maxNumRequests[e]}destroy(){this.timeoutHandle&&window.clearTimeout(this.timeoutHandle)}addRequest(e,t,r,n=0){const a={requestFn:e,type:t,additionalDetails:r};void 0===this.requestPool[t][n]&&(this.requestPool[t][n]=[]),this.requestPool[t][n].push(a),this.awake?t===h.Interaction&&this.startGrabbing():(this.awake=!0,this.startGrabbing())}filterRequests(e){Object.keys(this.requestPool).forEach((t=>{const r=this.requestPool[t];Object.keys(r).forEach((t=>{r[t]=r[t].filter((t=>e(t)))}))}))}clearRequestStack(e){if(!this.requestPool[e])throw new Error(`No category for the type ${e} found`);this.requestPool[e]={0:[]}}sendRequests(e){const t=this.maxNumRequests[e]-this.numRequests[e];for(let r=0;r<t;r++){const t=this.getNextRequest(e);if(null===t)return!1;t&&(this.numRequests[e]++,this.awake=!0,t.requestFn().finally((()=>{this.numRequests[e]--,this.startAgain()})))}return!0}getNextRequest(e){const t=this.getSortedPriorityGroups(e);for(const r of t)if(this.requestPool[e][r].length)return this.requestPool[e][r].shift();return null}startGrabbing(){const e=this.sendRequests(h.Interaction),t=this.sendRequests(h.Thumbnail),r=this.sendRequests(h.Prefetch);e||t||r||(this.awake=!1)}startAgain(){this.awake&&(void 0!==this.grabDelay?this.timeoutHandle||(this.timeoutHandle=window.setTimeout((()=>{this.timeoutHandle=null,this.startGrabbing()}),this.grabDelay)):this.startGrabbing())}getSortedPriorityGroups(e){const t=Object.keys(this.requestPool[e]).map(Number).filter((t=>this.requestPool[e][t].length)).sort(((e,t)=>e-t));return t}getRequestPool(){return this.requestPool}}new au;const ou=new au("imageLoadPool");ou.grabDelay=0,ou.setMaxSimultaneousRequests(h.Interaction,1e3),ou.setMaxSimultaneousRequests(h.Thumbnail,1e3),ou.setMaxSimultaneousRequests(h.Prefetch,1e3);const iu=ou,su={};let lu;function cu(e,t){let r=mt.getImageLoadObject(e);if(void 0!==r)return r;const n=mt.getVolumeContainingImageId(e);if(n&&n.volume.loadStatus.loaded){const{volume:t,imageIdIndex:a}=n;return r=t.convertToCornerstoneImage(e,a),r}const a=mt.getCachedImageBasedOnImageURI(e);return a?(r=a.imageLoadObject,r):(r=function(e,t){const r=e.indexOf(":"),n=e.substring(0,r),a=su[n];if(null==a){if(void 0!==lu)return lu(e);throw new Error("loadImageFromImageLoader: no image loader for imageId")}const o=a(e,t);return o.promise.then((function(e){se(J,g.IMAGE_LOADED,{image:e})}),(function(t){const r={imageId:e,error:t};se(J,g.IMAGE_LOAD_FAILED,r)})),o}(e,t),r)}function uu(e,t={priority:0,requestType:"prefetch"}){if(void 0===e)throw new Error("loadImage: parameter imageId must not be undefined");return cu(e,t).promise}function du(e,t={priority:0,requestType:"prefetch"}){if(void 0===e)throw new Error("loadAndCacheImage: parameter imageId must not be undefined");const r=cu(e,t);return mt.getImageLoadObject(e)||mt.putImageLoadObject(e,r).catch((e=>{console.warn(e)})),r.promise}function fu(e,t={priority:0,requestType:"prefetch"}){if(!e||0===e.length)throw new Error("loadAndCacheImages: parameter imageIds must be list of image Ids");return e.map((e=>du(e,t)))}function pu(e){iu.filterRequests((({additionalDetails:t})=>!t.imageId||t.imageId!==e));const t=mt.getImageLoadObject(e);t&&t.cancelFn()}function gu(e){e.forEach((e=>pu(e)))}function mu(){const e=iu.getRequestPool();Object.keys(e).forEach((t=>{const r=e[t];Object.keys(r).forEach((e=>{const t=r[e].pop(),{imageId:n,volumeId:a}=t.additionalDetails;let o;n?o=mt.getImageLoadObject(n):a&&(o=mt.getVolumeLoadObject(a)),o&&o.cancel()})),iu.clearRequestStack(t)}))}function hu(e,t){su[e]=t}function vu(e){const t=lu;return lu=e,t}function yu(){Object.keys(su).forEach((e=>delete su[e])),lu=void 0}const bu="viewport-element",Tu="cornerstone-canvas";function Cu(e){const t=`canvas.${Tu}`,r=`div.${bu}`,n=e.querySelector(r)||function(e){const t=document.createElement("div");return t.style.position="relative",t.style.width="100%",t.style.height="100%",t.classList.add(bu),e.appendChild(t),t}(e);return n.querySelector(t)||function(e){const t=document.createElement("canvas");return t.style.position="absolute",t.style.width="100%",t.style.height="100%",t.classList.add(Tu),e.appendChild(t),t}(n)}const xu=e=>e.preScale?.scaled&&e.preScale.scalingParameters?.suvbw;function Su(e,t,r=void 0,n="_thumbnails"){if(!(e&&e instanceof HTMLCanvasElement))throw new Error("canvas element is required");const a=`renderGPUViewport-${t.imageId}`,o=t.imageId,i=document.createElement("div");i.style.width=`${e.width}px`,i.style.height=`${e.height}px`,i.style.visibility="hidden",i.style.position="absolute";const s=window.devicePixelRatio||1,l=e.width,c=e.height;e.width=l*s,e.height=c*s,e.style.width=`${l}px`,e.style.height=`${c}px`,document.body.appendChild(i);const u=a.split(":").join("-");i.setAttribute("viewport-id-for-remove",u);const d=Le(n)||new ip(n);let f=d.getViewport(a);if(!f){const e={viewportId:a,type:y.STACK,element:i,defaultOptions:{suppressEvents:!0}};d.enableElement(e),f=d.getViewport(a)}return new Promise((n=>{let s=!1;const l=t=>{if(s)return;const r=Cu(i);e.getContext("2d").drawImage(r,0,0,r.width,r.height,0,0,e.width,e.height),s=!0,i.removeEventListener(g.IMAGE_RENDERED,l),setTimeout((()=>{d.disableElement(a);document.querySelectorAll(`[viewport-id-for-remove="${u}"]`).forEach((e=>{e.remove()}))}),0),n(o)};i.addEventListener(g.IMAGE_RENDERED,l),f.renderImageObject(t),f.resetCamera(),"PT"!==r||xu(t)||f.setProperties({voiRange:{lower:t.minPixelValue,upper:t.maxPixelValue}}),f.render()}))}const Pu={viewport:{}};function wu(e,t){if(null==e)throw new Error(t)}function Ou(e,t=null){return wu(e,"getImageSize: parameter image must not be undefined"),wu(e.width,"getImageSize: parameter image must have width"),wu(e.height,"getImageSize: parameter image must have height"),function(e){return!(null==e||0===e||180===e)}(t)?{height:e.width,width:e.height}:{width:e.width,height:e.height}}function Iu(e,t,r=null){wu(e,"getImageScale: parameter canvas must not be undefined"),wu(t,"getImageScale: parameter image must not be undefined");const n=Ou(t,r),a=t.rowPixelSpacing||1,o=t.columnPixelSpacing||1;let i=1,s=1;a<o?s=o/a:i=a/o;const l=e.height/n.height/i,c=e.width/n.width/s;return{verticalScale:l,horizontalScale:c,scaleFactor:Math.min(c,l)}}function Au(e,t,r,n){if(void 0===e)throw new Error("getDefaultViewport: parameter canvas must not be undefined");if(void 0===t)return function(){const e={scale:1,translation:{x:0,y:0},voi:{windowWidth:void 0,windowCenter:void 0},invert:!1,pixelReplication:!1,rotation:0,hflip:!1,vflip:!1,modalityLUT:void 0,voiLUT:void 0,colormap:void 0,labelmap:!1,displayedArea:{tlhc:{x:1,y:1},brhc:{x:1,y:1},rowPixelSpacing:1,columnPixelSpacing:1,presentationSizeMode:"NONE"}};return Object.assign({},e,Pu.viewport)}();const a=Iu(e,t,0).scaleFactor;let o;return"PT"===r&&t.isPreScaled?o={windowWidth:5,windowCenter:2.5}:void 0!==t.windowWidth&&void 0!==t.windowCenter&&(o={windowWidth:Array.isArray(t.windowWidth)?t.windowWidth[0]:t.windowWidth,windowCenter:Array.isArray(t.windowCenter)?t.windowCenter[0]:t.windowCenter}),{scale:a,translation:{x:0,y:0},voi:o,invert:t.invert,pixelReplication:!1,rotation:0,hflip:!1,vflip:!1,modalityLUT:t.modalityLUT,modality:r,voiLUT:t.voiLUT,colormap:void 0!==n?n:t.colormap,displayedArea:{tlhc:{x:1,y:1},brhc:{x:t.columns,y:t.rows},rowPixelSpacing:void 0===t.rowPixelSpacing?1:t.rowPixelSpacing,columnPixelSpacing:void 0===t.columnPixelSpacing?1:t.columnPixelSpacing,presentationSizeMode:"NONE"}}}class Ru{constructor(){this.reset()}getMatrix(){return this.m}reset(){this.m=[1,0,0,1,0,0]}clone(){const e=new Ru;return e.m[0]=this.m[0],e.m[1]=this.m[1],e.m[2]=this.m[2],e.m[3]=this.m[3],e.m[4]=this.m[4],e.m[5]=this.m[5],e}multiply(e){const t=this.m[0]*e[0]+this.m[2]*e[1],r=this.m[1]*e[0]+this.m[3]*e[1],n=this.m[0]*e[2]+this.m[2]*e[3],a=this.m[1]*e[2]+this.m[3]*e[3],o=this.m[0]*e[4]+this.m[2]*e[5]+this.m[4],i=this.m[1]*e[4]+this.m[3]*e[5]+this.m[5];this.m[0]=t,this.m[1]=r,this.m[2]=n,this.m[3]=a,this.m[4]=o,this.m[5]=i}invert(){const e=1/(this.m[0]*this.m[3]-this.m[1]*this.m[2]),t=this.m[3]*e,r=-this.m[1]*e,n=-this.m[2]*e,a=this.m[0]*e,o=e*(this.m[2]*this.m[5]-this.m[3]*this.m[4]),i=e*(this.m[1]*this.m[4]-this.m[0]*this.m[5]);this.m[0]=t,this.m[1]=r,this.m[2]=n,this.m[3]=a,this.m[4]=o,this.m[5]=i}rotate(e){const t=Math.cos(e),r=Math.sin(e),n=this.m[0]*t+this.m[2]*r,a=this.m[1]*t+this.m[3]*r,o=this.m[0]*-r+this.m[2]*t,i=this.m[1]*-r+this.m[3]*t;this.m[0]=n,this.m[1]=a,this.m[2]=o,this.m[3]=i}translate(e,t){this.m[4]+=this.m[0]*e+this.m[2]*t,this.m[5]+=this.m[1]*e+this.m[3]*t}scale(e,t){this.m[0]*=e,this.m[1]*=e,this.m[2]*=t,this.m[3]*=t}transformPoint(e){const t=e[0],r=e[1];return[t*this.m[0]+r*this.m[2]+this.m[4],t*this.m[1]+r*this.m[3]+this.m[5]]}}function Eu(e,t){const r=new Ru;if(!e.viewport.displayedArea)return r;r.translate(e.canvas.width/2,e.canvas.height/2);const n=e.viewport.rotation;0!==n&&r.rotate(n*Math.PI/180);let a=e.viewport.scale,o=e.viewport.scale;const i=e.viewport.displayedArea.brhc.x-(e.viewport.displayedArea.tlhc.x-1),s=e.viewport.displayedArea.brhc.y-(e.viewport.displayedArea.tlhc.y-1);if("NONE"===e.viewport.displayedArea.presentationSizeMode)e.image.rowPixelSpacing<e.image.columnPixelSpacing?a*=e.image.columnPixelSpacing/e.image.rowPixelSpacing:e.image.columnPixelSpacing<e.image.rowPixelSpacing&&(o*=e.image.rowPixelSpacing/e.image.columnPixelSpacing);else if(a=e.viewport.displayedArea.columnPixelSpacing,o=e.viewport.displayedArea.rowPixelSpacing,"SCALE TO FIT"===e.viewport.displayedArea.presentationSizeMode){const t=e.canvas.height/(s*o),r=e.canvas.width/(i*a);a=o=Math.min(r,t),e.viewport.displayedArea.rowPixelSpacing<e.viewport.displayedArea.columnPixelSpacing?a*=e.viewport.displayedArea.columnPixelSpacing/e.viewport.displayedArea.rowPixelSpacing:e.viewport.displayedArea.columnPixelSpacing<e.viewport.displayedArea.rowPixelSpacing&&(o*=e.viewport.displayedArea.rowPixelSpacing/e.viewport.displayedArea.columnPixelSpacing)}return r.scale(a,o),0!==n&&r.rotate(-n*Math.PI/180),r.translate(e.viewport.translation.x,e.viewport.translation.y),0!==n&&r.rotate(n*Math.PI/180),void 0!==t&&r.scale(t,t),e.viewport.hflip&&r.scale(-1,1),e.viewport.vflip&&r.scale(1,-1),r.translate(-i/2,-s/2),r}function Mu(){return window.performance?performance.now():Date.now()}function Du(e,t,r){return r?function(e){const t=Math.max(...e.lut).toString(2).length-8,r=e.lut[0]>>t,n=e.lut[e.lut.length-1]>>t,a=e.firstValueMapped+e.lut.length-1;return function(o){return o<e.firstValueMapped?r:o>=a?n:e.lut[o-e.firstValueMapped]>>t}}(r):function(e,t){return function(r){const n=255*((r-(t-.5))/(e-1)+.5);return Math.min(Math.max(n,0),255)}}(e,t)}function Vu(e,t,r){if(void 0===e)throw new Error("setToPixelCoordinateSystem: parameter enabledElement must not be undefined");if(void 0===t)throw new Error("setToPixelCoordinateSystem: parameter context must not be undefined");const n=Eu(e,r).getMatrix();t.setTransform(n[0],n[1],n[2],n[3],n[4],n[5])}function Lu(e,t){const r=e.renderingTools.lastRenderedImageId,n=e.renderingTools.lastRenderedViewport;return t.imageId!==r||!n||n.windowCenter!==e.viewport.voi.windowCenter||n.windowWidth!==e.viewport.voi.windowWidth||n.invert!==e.viewport.invert||n.rotation!==e.viewport.rotation||n.hflip!==e.viewport.hflip||n.vflip!==e.viewport.vflip||n.modalityLUT!==e.viewport.modalityLUT||n.voiLUT!==e.viewport.voiLUT||n.colormap!==e.viewport.colormap}function _u(e,t){const r=e.renderingTools.renderCanvas;r.width=t.width,r.height=t.height;const n=r.getContext("2d");n.fillStyle="white",n.fillRect(0,0,r.width,r.height);const a=n.getImageData(0,0,t.width,t.height);e.renderingTools.renderCanvasContext=n,e.renderingTools.renderCanvasData=a}function Nu(e){const t=e.image.imageId,r=e.viewport,n=e.image.color;return e.renderingTools.lastRenderedImageId=t,e.renderingTools.lastRenderedIsColor=n,e.renderingTools.lastRenderedViewport={windowCenter:r.voi.windowCenter,windowWidth:r.voi.windowWidth,invert:r.invert,rotation:r.rotation,hflip:r.hflip,vflip:r.vflip,modalityLUT:r.modalityLUT,voiLUT:r.voiLUT,colormap:r.colormap},e.renderingTools}function Bu(e,t){return void 0!==e.cachedLut&&e.cachedLut.windowCenter===t.voi.windowCenter&&e.cachedLut.windowWidth===t.voi.windowWidth&&e.cachedLut.invert===t.invert||(function(e,t,r,n,a){const o=e.maxPixelValue,i=e.minPixelValue,s=Math.min(i,0);if(void 0===e.cachedLut){const t=o-s+1;e.cachedLut={},e.cachedLut.lutArray=new Uint8ClampedArray(t)}const l=e.cachedLut.lutArray,c=Du(Array.isArray(t)?t[0]:t,Array.isArray(r)?r[0]:r,a);if(!0===n)for(let e=i;e<=o;e++)l[e+-s]=255-c(e);else for(let e=i;e<=o;e++)l[e+-s]=c(e)}(e,t.voi.windowWidth,t.voi.windowCenter,t.invert),e.cachedLut.windowWidth=t.voi.windowWidth,e.cachedLut.windowCenter=t.voi.windowCenter,e.cachedLut.invert=t.invert),e.cachedLut.lutArray}function Fu(e,t,r){const n=!0===e.renderingTools.lastRenderedIsColor;e.renderingTools.renderCanvas&&n||(e.renderingTools.renderCanvas=document.createElement("canvas"));const a=e.renderingTools.renderCanvas,{windowWidth:o,windowCenter:i}=e.viewport.voi;if((256===o||255===o)&&(128===i||127===i)&&!1===e.viewport.invert&&t.getCanvas&&t.getCanvas())return t.getCanvas();if(!1===Lu(e,t)&&!0!==r)return a;a.width===t.width&&a.height===t.height||_u(e,t);let s=Mu();const l=Bu(t,e.viewport);t.stats=t.stats||{},t.stats.lastLutGenerateTime=Mu()-s;const c=e.renderingTools.renderCanvasData,u=e.renderingTools.renderCanvasContext;return t.rgba?function(e,t,r){let n=Mu();const a=e.getPixelData();e.stats.lastGetPixelDataTime=Mu()-n;const o=e.minPixelValue;let i=0,s=0;const l=a.length;if(n=Mu(),o<0)for(;s<l;)r[i++]=t[a[s++]+-o],r[i++]=t[a[s++]+-o],r[i++]=t[a[s++]+-o],r[i++]=a[s++];else for(;s<l;)r[i++]=t[a[s++]],r[i++]=t[a[s++]],r[i++]=t[a[s++]],r[i++]=a[s++];e.stats.lastStoredPixelDataToCanvasImageDataTime=Mu()-n}(t,l,c.data):function(e,t,r){let n=Mu();const a=e.getPixelData();e.stats.lastGetPixelDataTime=Mu()-n;const o=e.minPixelValue;let i=0,s=0;const l=a.length;if(n=Mu(),o<0)for(;s<l;)r[i++]=t[a[s++]+-o],r[i++]=t[a[s++]+-o],r[i]=t[a[s]+-o],s+=2,i+=2;else for(;s<l;)r[i++]=t[a[s++]],r[i++]=t[a[s++]],r[i]=t[a[s]],s+=2,i+=2;e.stats.lastStoredPixelDataToCanvasImageDataTime=Mu()-n}(t,l,c.data),s=Mu(),u.putImageData(c,0,0),t.stats.lastPutImageDataTime=Mu()-s,a}function Uu(e,t){if(void 0===e)throw new Error("renderColorImage: enabledElement parameter must not be undefined");const r=e.image;if(void 0===r)throw new Error("renderColorImage: image must be loaded before it can be drawn");const n=e.canvas.getContext("2d");n.setTransform(1,0,0,1,0,0),n.fillStyle="black",n.fillRect(0,0,e.canvas.width,e.canvas.height),n.imageSmoothingEnabled=!e.viewport.pixelReplication,Vu(e,n);const a=Fu(e,r,t),o=e.viewport.displayedArea.tlhc.x-1,i=e.viewport.displayedArea.tlhc.y-1,s=e.viewport.displayedArea.brhc.x-o,l=e.viewport.displayedArea.brhc.y-i;n.drawImage(a,o,i,s,l,0,0,s,l),e.renderingTools=Nu(e)}function ku(e,t){if(function(e){const t=e.voiLUT&&e.voiLUT.lut&&e.voiLUT.lut.length>0;return t||void 0!==e.voi.windowWidth&&void 0!==e.voi.windowCenter}(e))return;const r=t.maxPixelValue*t.slope+t.intercept,n=t.minPixelValue*t.slope+t.intercept,a=r-n,o=(r+n)/2;void 0===e.voi?e.voi={windowWidth:a,windowCenter:o}:(e.voi.windowWidth=a,e.voi.windowCenter=o)}function Gu(e,t){return!e&&!t||!(!e||!t)&&e.id===t.id}function Wu(e,t,r){return void 0!==e.cachedLut&&e.cachedLut.windowCenter===t.voi.windowCenter&&e.cachedLut.windowWidth===t.voi.windowWidth&&Gu(e.cachedLut.modalityLUT,t.modalityLUT)&&Gu(e.cachedLut.voiLUT,t.voiLUT)&&e.cachedLut.invert===t.invert&&!0!==r||(ku(t,e),function(e,t,r,n,a,o){const i=e.maxPixelValue,s=e.minPixelValue,l=Math.min(s,0);if(void 0===e.cachedLut){const t=i-l+1;e.cachedLut={},e.cachedLut.lutArray=new Uint8ClampedArray(t)}const c=e.cachedLut.lutArray,u=function(e,t,r){return r?function(e){const t=e.lut[0],r=e.lut[e.lut.length-1],n=e.firstValueMapped+e.lut.length;return a=>a<e.firstValueMapped?t:a>=n?r:e.lut[a]}(r):function(e,t){return r=>r*e+t}(e,t)}(e.slope,e.intercept,a),d=Du(t,r,o);if(e.isPreScaled)if(!0===n)for(let e=s;e<=i;e++)c[e+-l]=255-d(e);else for(let e=s;e<=i;e++)c[e+-l]=d(e);else if(!0===n)for(let e=s;e<=i;e++)c[e+-l]=255-d(u(e));else for(let e=s;e<=i;e++)c[e+-l]=d(u(e))}(e,t.voi.windowWidth,t.voi.windowCenter,t.invert,t.modalityLUT,t.voiLUT),e.cachedLut.windowWidth=t.voi.windowWidth,e.cachedLut.windowCenter=t.voi.windowCenter,e.cachedLut.invert=t.invert,e.cachedLut.voiLUT=t.voiLUT,e.cachedLut.modalityLUT=t.modalityLUT),e.cachedLut.lutArray}function zu(e,t,r,n=!0){const a=!0===e.renderingTools.lastRenderedIsColor;e.renderingTools.renderCanvas&&!a||(e.renderingTools.renderCanvas=document.createElement("canvas"),_u(e,t));const o=e.renderingTools.renderCanvas;if(!1===Lu(e,t)&&!0!==r)return o;o.width===t.width&&o.height===t.height||_u(e,t),t.stats=t.stats||{};const i=e.renderingTools.renderCanvasData,s=e.renderingTools.renderCanvasContext;let l=Mu();t.stats.lastLutGenerateTime=Mu()-l;const{viewport:c}=e;if("PT"===c.modality&&t.isPreScaled){const{windowWidth:e,windowCenter:r}=c.voi,n=r-e/2,a=255/(r+e/2-n);let o;o=c.invert?e=>255-(e-n)*a:e=>(e-n)*a,function(e,t,r){let n=Mu();const a=e.getPixelData();e.stats.lastGetPixelDataTime=Mu()-n;const o=a.length;let i=3,s=0;for(n=Mu();s<o;)r[i]=t(a[s++]),i+=4;e.stats.lastStoredPixelDataToCanvasImageDataTime=Mu()-n}(t,o,i.data)}else{const e=Wu(t,c,r);n?function(e,t,r){let n=Mu();const a=e.getPixelData();e.stats.lastGetPixelDataTime=Mu()-n;const o=a.length,i=e.minPixelValue;let s=3,l=0;if(n=Mu(),a instanceof Int16Array)if(i<0)for(;l<o;)r[s]=t[a[l++]+-i],s+=4;else for(;l<o;)r[s]=t[a[l++]],s+=4;else if(a instanceof Uint16Array)for(;l<o;)r[s]=t[a[l++]],s+=4;else if(i<0)for(;l<o;)r[s]=t[a[l++]+-i],s+=4;else for(;l<o;)r[s]=t[a[l++]],s+=4;e.stats.lastStoredPixelDataToCanvasImageDataTime=Mu()-n}(t,e,i.data):function(e,t,r){let n=Mu();const a=e.getPixelData();e.stats.lastGetPixelDataTime=Mu()-n;const o=a.length,i=e.minPixelValue;let s,l=0,c=0;if(n=Mu(),a instanceof Int16Array)if(i<0)for(;c<o;)s=t[a[c++]+-i],r[l++]=s,r[l++]=s,r[l++]=s,r[l++]=255;else for(;c<o;)s=t[a[c++]],r[l++]=s,r[l++]=s,r[l++]=s,r[l++]=255;else if(a instanceof Uint16Array)for(;c<o;)s=t[a[c++]],r[l++]=s,r[l++]=s,r[l++]=s,r[l++]=255;else if(i<0)for(;c<o;)s=t[a[c++]+-i],r[l++]=s,r[l++]=s,r[l++]=s,r[l++]=255;else for(;c<o;)s=t[a[c++]],r[l++]=s,r[l++]=s,r[l++]=s,r[l++]=255;e.stats.lastStoredPixelDataToCanvasImageDataTime=Mu()-n}(t,e,i.data)}return l=Mu(),s.putImageData(i,0,0),t.stats.lastPutImageDataTime=Mu()-l,o}function ju(e,t){if(void 0===e)throw new Error("drawImage: enabledElement parameter must not be undefined");const r=e.image;if(void 0===r)throw new Error("drawImage: image must be loaded before it can be drawn");const n=e.canvas.getContext("2d");n.setTransform(1,0,0,1,0,0),n.fillStyle="black",n.fillRect(0,0,e.canvas.width,e.canvas.height),n.imageSmoothingEnabled=!e.viewport.pixelReplication,Vu(e,n);const a=zu(e,r,t),o=e.viewport.displayedArea.tlhc.x-1,i=e.viewport.displayedArea.tlhc.y-1,s=e.viewport.displayedArea.brhc.x-o,l=e.viewport.displayedArea.brhc.y-i;n.drawImage(a,o,i,s,l,0,0,s,l),e.renderingTools=Nu(e)}function Hu(e,t,r){if(e>1)throw new Error("HSVToRGB expects hue < 1");const n=[];if(0===t)return n[0]=r,n[1]=r,n[2]=r,n;const a=Math.floor(6*e),o=6*e-a,i=r*(1-t),s=r*(1-t*o),l=r*(1-t*(1-o));switch(a){case 0:case 6:n[0]=r,n[1]=l,n[2]=i;break;case 1:n[0]=s,n[1]=r,n[2]=i;break;case 2:n[0]=i,n[1]=r,n[2]=l;break;case 3:n[0]=i,n[1]=s,n[2]=r;break;case 4:n[0]=l,n[1]=i,n[2]=r;break;case 5:n[0]=r,n[1]=i,n[2]=s}return n}const Ku=class{constructor(){this.NumberOfColors=256,this.Ramp="linear",this.TableRange=[0,255],this.HueRange=[0,.66667],this.SaturationRange=[1,1],this.ValueRange=[1,1],this.AlphaRange=[1,1],this.NaNColor=[128,0,0,255],this.BelowRangeColor=[0,0,0,255],this.UseBelowRangeColor=!0,this.AboveRangeColor=[255,255,255,255],this.UseAboveRangeColor=!0,this.InputRange=[0,255],this.Table=[]}setNumberOfTableValues(e){this.NumberOfColors=e}setRamp(e){this.Ramp=e}setTableRange(e,t){this.TableRange[0]=e,this.TableRange[1]=t}setHueRange(e,t){this.HueRange[0]=e,this.HueRange[1]=t}setSaturationRange(e,t){this.SaturationRange[0]=e,this.SaturationRange[1]=t}setValueRange(e,t){this.ValueRange[0]=e,this.ValueRange[1]=t}setRange(e,t){this.InputRange[0]=e,this.InputRange[1]=t}setAlphaRange(e,t){this.AlphaRange[0]=e,this.AlphaRange[1]=t}getColor(e){return this.mapValue(e)}build(e){if(this.Table.length>1&&!e)return;this.Table=[];const t=this.NumberOfColors-1;let r,n,a,o;t?(r=(this.HueRange[1]-this.HueRange[0])/t,n=(this.SaturationRange[1]-this.SaturationRange[0])/t,a=(this.ValueRange[1]-this.ValueRange[0])/t,o=(this.AlphaRange[1]-this.AlphaRange[0])/t):r=n=a=o=0;for(let e=0;e<=t;e++){const t=this.HueRange[0]+e*r,i=this.SaturationRange[0]+e*n,s=this.ValueRange[0]+e*a,l=this.AlphaRange[0]+e*o,c=Hu(t,i,s),u=[0,0,0,0];switch(this.Ramp){case"scurve":u[0]=Math.floor(127.5*(1+Math.cos((1-c[0])*Math.PI))),u[1]=Math.floor(127.5*(1+Math.cos((1-c[1])*Math.PI))),u[2]=Math.floor(127.5*(1+Math.cos((1-c[2])*Math.PI))),u[3]=Math.floor(255*l);break;case"linear":u[0]=Math.floor(255*c[0]+.5),u[1]=Math.floor(255*c[1]+.5),u[2]=Math.floor(255*c[2]+.5),u[3]=Math.floor(255*l+.5);break;case"sqrt":u[0]=Math.floor(255*Math.sqrt(c[0])+.5),u[1]=Math.floor(255*Math.sqrt(c[1])+.5),u[2]=Math.floor(255*Math.sqrt(c[2])+.5),u[3]=Math.floor(255*Math.sqrt(l)+.5);break;default:throw new Error(`Invalid Ramp value (${this.Ramp})`)}this.Table.push(u)}this.buildSpecialColors()}buildSpecialColors(){const e=this.NumberOfColors,t=e+0,r=e+1,n=e+2;this.UseBelowRangeColor||0===e?this.Table[t]=this.BelowRangeColor:this.Table[t]=this.Table[0],this.UseAboveRangeColor||0===e?this.Table[r]=this.AboveRangeColor:this.Table[r]=this.Table[e-1],this.Table[n]=this.NaNColor}mapValue(e){const t=this.getIndex(e);if(t<0)return this.NaNColor;if(0===t){if(this.UseBelowRangeColor&&e<this.TableRange[0])return this.BelowRangeColor}else if(t===this.NumberOfColors-1&&this.UseAboveRangeColor&&e>this.TableRange[1])return this.AboveRangeColor;return this.Table[t]}getIndex(e){const t={Range:[],MaxIndex:this.NumberOfColors-1,Shift:-this.TableRange[0],Scale:1};if(this.TableRange[1]<=this.TableRange[0]?t.Scale=Number.MAX_VALUE:t.Scale=t.MaxIndex/(this.TableRange[1]-this.TableRange[0]),t.Range[0]=this.TableRange[0],t.Range[1]=this.TableRange[1],isNaN(e))return-1;let r=function(e,t){let r;return r=e<t.Range[0]?t.MaxIndex+0+1.5:e>t.Range[1]?t.MaxIndex+1+1.5:(e+t.Shift)*t.Scale,Math.floor(r)}(e,t);return r===this.NumberOfColors+0?r=0:r===this.NumberOfColors+1&&(r=this.NumberOfColors-1),r}setTableValue(e,t){if(5===arguments.length&&(t=Array.prototype.slice.call(arguments,1)),e<0)throw new Error(`Can't set the table value for negative index (${e})`);e>=this.NumberOfColors&&new Error(`Index ${e} is greater than the number of colors ${this.NumberOfColors}`),this.Table[e]=t,0!==e&&e!==this.NumberOfColors-1||this.buildSpecialColors()}},Zu=[0,0,0,0];function Xu(e,t){let r=0,n=e.length-1;for(;r<=n;){const a=r+Math.floor((n-r)/2),o=e[a];if(o===t)return a;t<o?n=a-1:r=a+1}return r}function qu(e,t,r){let n;const a=[],o=[],i=[],s=[];for(r=null===r?1:r,n=0;n<t.length;n++){const r=t[n];a.push((e-1)*r[0]),o.push(r[1]),i.push(r[1])}const l=function(e,t,r){const n=(t-e)/((r=null===r?100:r)-1),a=[];for(;r-- >0;)a.push(e),e+=n;return a[a.length-1]=t,a}(0,1,e);for(n=0;n<e;n++)l[n]=(e-1)*Math.pow(l[n],r);const c=function(e,t){let r;const n=[],a=t.length;for(e.sort((function(e,t){return e-t})),r=0;r<a;r++)n[r]=Xu(e,t[r]);return n}(a,l);for(n=1;n<e-1;n++){const e=c[n],t=(l[n]-a[e-1])/(a[e]-a[e-1]),r=o[e]-i[e-1];s[n]=t*r+i[e-1]}return s[0]=i[0],s[e-1]=o[t.length-1],s}function Yu(e,t){let r=W[e];r||(r=W[e]=t||{name:"",colors:[]}),!r.colors&&r.segmentedData&&(r.colors=function(e,t,r){let n;const a=[];r=null===r?1:r;const o=qu(t=null===t?256:t,e.red,r),i=qu(t,e.green,r),s=qu(t,e.blue,r);for(n=0;n<t;n++){const e=[Math.round(255*o[n]),Math.round(255*i[n]),Math.round(255*s[n]),255];a.push(e)}return a}(r.segmentedData,r.numColors,r.gamma));const n={getId:()=>e,getColorSchemeName:()=>r.name,setColorSchemeName(e){r.name=e},getNumberOfColors:()=>r.colors.length,setNumberOfColors(e){for(;r.colors.length<e;)r.colors.push(Zu);r.colors.length=e},getColor(e){return this.isValidIndex(e)?r.colors[e]:Zu},getColorRepeating(e){const t=r.colors.length;return e=t?e%t:0,this.getColor(e)},setColor(e,t){this.isValidIndex(e)&&(r.colors[e]=t)},addColor(e){r.colors.push(e)},insertColor(e,t){this.isValidIndex(e)&&r.colors.splice(e,1,t)},removeColor(e){this.isValidIndex(e)&&r.colors.splice(e,1)},clearColors(){r.colors=[]},buildLookupTable(e){if(!e)return;const t=r.colors.length;e.setNumberOfTableValues(t);for(let n=0;n<t;n++)e.setTableValue(n,r.colors[n])},createLookupTable(){const e=new Ku;return this.buildLookupTable(e),e},isValidIndex:e=>e>=0&&e<r.colors.length};return n}const $u=function(e,t,r,n){let a=Mu();const o=e.getPixelData();e.stats.lastGetPixelDataTime=Mu()-a;const i=o.length,s=e.minPixelValue;let l,c,u,d=0,f=0;if(a=Mu(),u=r instanceof Ku?r.Table:r,s<0)for(;f<i;)l=t[o[f++]+-s],c=u[l],n[d++]=c[0],n[d++]=c[1],n[d++]=c[2],n[d++]=c[3];else for(;f<i;)l=t[o[f++]],c=u[l],n[d++]=c[0],n[d++]=c[1],n[d++]=c[2],n[d++]=c[3];e.stats.lastStoredPixelDataToCanvasImageDataTime=Mu()-a};const Qu=function(e,t,r,n){let a=Mu();const o=e.getPixelData();e.stats.lastGetPixelDataTime=Mu()-a;const i=o.length,s=e.minPixelValue;let l,c,u,d=0,f=0;if(a=Mu(),u=r instanceof Ku?r.Table:r,s<0)for(;f<i;)l=t(o[f++]+-s),c=u[l],n[d++]=c[0],n[d++]=c[1],n[d++]=c[2],n[d++]=c[3];else for(;f<i;)l=t(o[f++]),c=u[l],n[d++]=c[0],n[d++]=c[1],n[d++]=c[2],n[d++]=c[3];e.stats.lastStoredPixelDataToCanvasImageDataTime=Mu()-a};function Ju(e,t,r){return Math.max(t,Math.min(r,e))}function ed(e,t){if(void 0===e)throw new Error("drawImage: enabledElement parameter must not be undefined");const r=e.image;if(void 0===r)throw new Error("drawImage: image must be loaded before it can be drawn");const n=e.canvas.getContext("2d");n.setTransform(1,0,0,1,0,0),n.fillStyle="black",n.fillRect(0,0,e.canvas.width,e.canvas.height),n.imageSmoothingEnabled=!e.viewport.pixelReplication,Vu(e,n);const a=function(e,t,r){e.renderingTools.renderCanvas||(e.renderingTools.renderCanvas=document.createElement("canvas"));const n=e.renderingTools.renderCanvas;let a=e.viewport.colormap||e.options.colormap;if(e.options&&e.options.colormap&&console.warn("enabledElement.options.colormap is deprecated. Use enabledElement.viewport.colormap instead"),a&&"string"==typeof a&&(a=Yu(a)),!a)throw new Error("renderPseudoColorImage: colormap not found.");const o=a.getId();if(!1===Lu(e,t)&&!0!==r&&e.renderingTools.colormapId===o)return n;n.width===t.width&&n.height===t.height||_u(e,t);let i=Mu();e.renderingTools.colorLUT&&!r&&e.renderingTools.colormapId===o||(a.setNumberOfColors(256),e.renderingTools.colorLUT=a.createLookupTable(),e.renderingTools.colormapId=o);const s=e.renderingTools.renderCanvasData,l=e.renderingTools.renderCanvasContext,{viewport:c}=e,u=e.renderingTools.colorLUT;if("PT"===c.modality){const{windowWidth:e,windowCenter:r}=c.voi,n=r-e/2,a=255/(r+e/2-n);let o;o=c.invert?e=>Ju(Math.floor(255-(e-n)*a),0,255):e=>Ju(Math.floor((e-n)*a),0,255),Qu(t,o,u,s.data)}else{const n=Wu(t,e.viewport,r);t.stats=t.stats||{},t.stats.lastLutGenerateTime=Mu()-i,$u(t,n,u,s.data)}return i=Mu(),l.putImageData(s,0,0),t.stats.lastPutImageDataTime=Mu()-i,n}(e,r,t),o=e.viewport.displayedArea.tlhc.x-1,i=e.viewport.displayedArea.tlhc.y-1,s=e.viewport.displayedArea.brhc.x-o,l=e.viewport.displayedArea.brhc.y-i;n.drawImage(a,o,i,s,l,0,0,s,l),e.renderingTools=Nu(e)}function td(e,t){const r=e.image;if(!e.canvas||!e.image)return;const n=Mu();if(r.stats={lastGetPixelDataTime:-1,lastStoredPixelDataToCanvasImageDataTime:-1,lastPutImageDataTime:-1,lastRenderTime:-1,lastLutGenerateTime:-1},r){let n=r.render;n||(n=e.viewport.colormap?ed:r.color?Uu:ju),n(e,t)}const a=Mu()-n;r.stats.lastRenderTime=a,e.invalid=!1,e.needsRedraw=!1}function rd(e,t,r,n){const a={canvas:e,viewport:Au(e,t,r),image:t,renderingTools:{}};a.transform=Eu(a);return new Promise(((e,r)=>{td(a,true),e(t.imageId)}))}function nd(e){const{canvas:t,imageId:r,requestType:n=h.Thumbnail,priority:a=-5,renderingEngineId:o="_thumbnails",useCPURendering:i=!1}=e,s=i?rd:Su;return new Promise(((e,l)=>{function c(r,n){const{modality:a}=ut("generalSeriesModule",n)||{};r.isPreScaled=r.isPreScaled||r.preScale?.scaled,s(t,r,a,o).then((()=>{e(n)}))}function u(e,t){console.error(e,t),l(e)}const{useNorm16Texture:d}=Qe().rendering,f={targetBuffer:{type:d?void 0:"Float32Array"},preScale:{enabled:!0},useRGBA:!!i,requestType:n};iu.addRequest(function(e,t,r){return du(e,r).then((t=>{c.call(this,t,e)}),(t=>{u.call(this,t,e)}))}.bind(null,r,null,f),n,{imageId:r},a)}))}const ad=function(e,t){const r=ut("imagePlaneModule",e);if(!r)throw new Error(`No imagePlaneModule found for imageId: ${e}`);const{columnCosines:n,rowCosines:a,imagePositionPatient:o}=r;let{columnPixelSpacing:i,rowPixelSpacing:s}=r;i||=1,s||=1;const l=ot.R3.create();ot.R3.scaleAndAdd(l,o,n,-i/2),ot.R3.scaleAndAdd(l,l,a,-s/2);const c=ot.R3.create();return ot.R3.sub(c,t,l),[ot.R3.dot(c,a)/s,ot.R3.dot(c,n)/i]};function od(e,t){const r=ut("imagePlaneModule",e);if(!r)throw new Error(`No imagePlaneModule found for imageId: ${e}`);const{columnCosines:n,rowCosines:a,imagePositionPatient:o}=r;let{columnPixelSpacing:i,rowPixelSpacing:s}=r;i||=1,s||=1;const l=ot.R3.create();return ot.R3.scaleAndAdd(l,o,a,s*(t[0]-.5)),ot.R3.scaleAndAdd(l,l,n,i*(t[1]-.5)),Array.from(l)}var id=r(45802);const sd=H*H,ld=e=>Math.abs(Math.abs(e)-1)<sd,cd=(e,t)=>ld(e[t])||ld(e[t+1])||ld(e[t+2]),ud=e=>cd(e,0)&&cd(e,3)&&cd(e,6);function dd(e,t,r){const n=e.getMapper().getInputData();let a;const o=n.getDirection();if(ud(o))a=Jc(e);else{const[e,t,r]=n.getDimensions();a=[[0,0,0],[e-1,0,0],[0,t-1,0],[e-1,t-1,0],[0,0,r-1],[e-1,0,r-1],[0,t-1,r-1],[e-1,t-1,r-1]].map((e=>n.indexToWorld(e)))}const i=id.Z.buildFromDegree().identity().rotateFromDirections(t,[1,0,0]);a.forEach((e=>i.apply(e)));const s=[...r];i.apply(s);const l=s[0];let c=1/0,u=-1/0;for(let e=0;e<8;e++){const t=a[e][0];t>u&&(u=t),t<c&&(c=t)}return{min:c,max:u,current:l,actor:e,viewPlaneNormal:t,focalPoint:r}}const fd=function(e,t){const 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0!==arguments[2]?arguments[2]:{};Object.assign(t,df,r),ef.ZP.extend(e,t,r),t.boundsMTime={},ht.default.obj(t.boundsMTime),ht.default.set(e,t,["property"]),ht.default.setGet(e,t,["mapper"]),ht.default.getArray(e,t,["bounds"],6),function(e,t){t.classHierarchy.push("vtkVolume"),e.getVolumes=function(){return e},e.makeProperty=cf.newInstance,e.getProperty=function(){return null===t.property&&(t.property=e.makeProperty()),t.property},e.getBounds=function(){if(null===t.mapper)return t.bounds;var r,n=t.mapper.getBounds();if(!n||6!==n.length)return n;if(n[0]>n[1])return t.mapperBounds=n.concat(),t.bounds=[1,-1,1,-1,1,-1],t.boundsMTime.modified(),n;if(!t.mapperBounds||!(r=[n,t.mapperBounds],r[0].map((function(e,t){return r.map((function(e){return e[t]}))}))).reduce((function(e,t){return e&&t[0]===t[1]}),!0)||e.getMTime()>t.boundsMTime.getMTime()){uf("Recomputing bounds..."),t.mapperBounds=n.map((function(e){return e}));var a=[];Jd.ZP.getCorners(n,a),e.computeMatrix();var o=new 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n=e.getSpacing(),a=(n[0]+n[1]+n[2])/6;return r.setMaximumSamplesPerRay(4e3),r.setSampleDistance(a),r.setScalarTexture(t),r}const mf=0,hf=h.Prefetch;const vf=async function(e,t,r){let n=function(e){const{imageIds:t}=e,r=Math.floor(t.length/2),n=ut("voiLutModule",t[r]);if(n&&n.windowWidth&&n.windowCenter){const{windowWidth:e,windowCenter:t}=n,r={windowWidth:Array.isArray(e)?e[0]:e,windowCenter:Array.isArray(t)?t[0]:t},{lower:a,upper:o}=jd(Number(r.windowWidth),Number(r.windowCenter));return{lower:a,upper:o}}}(t);if(n||(n=await async function(e,t){const{imageIds:r}=e,n=e.getScalarData(),a=Math.floor(r.length/2),o=e.imageIds[a],i=ut("generalSeriesModule",o)||{},{modality:s}=i,l=ut("modalityLutModule",o)||{},c=r.length,u=n.byteLength/c,d=n.length/c,f=n.BYTES_PER_ELEMENT,p={rescaleSlope:l.rescaleSlope,rescaleIntercept:l.rescaleIntercept,modality:s};let g;if("PT"===s){const e=ut("scalingModule",o);e&&(g={...p,suvbw:e.suvbw})}const m=a*u,h={targetBuffer:{type:t?void 0:"Float32Array"},priority:mf,requestType:hf,preScale:{enabled:!0,scalingParameters:g}},v=await du(o,h);let y;y=v?v.getPixelData():function(e,t,r,n){const{scalarData:a}=e,{volumeBuffer:o}=a;a.BYTES_PER_ELEMENT!==r&&(t*=a.BYTES_PER_ELEMENT/r);const i=a.constructor,s=new i(n),l=new i(o,t,n);return s.set(l),s}(e,m,f,d);const{min:b,max:T}=ce(y);return{lower:b,upper:T}}(t,r)),!n||void 0===n.lower||void 0===n.upper)throw new Error("Could not get VOI from metadata, nor from the min max of the image middle slice");n=function(e,t){const r=e.imageIds,n=Math.floor(r.length/2),a=r[n];if(function(e,t){if("PT"!==e||!t.isPreScaled)return!1;if(!t.scaling?.PT.suvbw)return!1;return!0}((ut("generalSeriesModule",a)||{}).modality,e))return{lower:0,upper:5};return t}(t,n);const{lower:a,upper:o}=n;e.getProperty().getRGBTransferFunction(0).setMappingRange(a,o)};const yf=async function(e,t,r,n=!1,a=!1){const{volumeId:o,callback:i,blendMode:s}=e,l=await zc(o);if(!l)throw new Error(`imageVolume with id: ${l.volumeId} does not exist`);const{imageData:c,vtkOpenGLTexture:u}=l,d=gf(c,u);s&&d.setBlendMode(s);const f=pf.newInstance();return f.setMapper(d),3===c.getPointData().getScalars().getNumberOfComponents()&&f.getProperty().setIndependentComponents(!1),l.imageIds&&await vf(f,l,a),i&&i({volumeActor:f,volumeId:o}),n||function(e,t,r,n){const a=r.getProperty().getRGBTransferFunction(0).getRange(),o={viewportId:t,range:{lower:a[0],upper:a[1]},volumeId:n};se(e,g.VOI_MODIFIED,o)}(t,r,f,o),f};const bf=async function(e,t,r,n=!1,a=!1){r.forEach((t=>{const r=e.getViewport(t);if(!r)throw new Error(`Viewport with Id ${t} does not exist`);if(!(r instanceof Pf))throw new Error("setVolumesForViewports only supports VolumeViewport and VolumeViewport3D")}));const o=r.map((async r=>{const o=e.getViewport(r);await o.setVolumes(t,n,a)}));await Promise.all(o)};const Tf=async function(e,t,r,n=!1,a=!1){for(const t of r){const r=e.getViewport(t);if(!r)throw new Error(`Viewport with Id ${t} does not exist`);if(!(r instanceof Pf))return void console.warn(`Viewport with Id ${t} is not a BaseVolumeViewport. Cannot add volume to this viewport.`)}const o=r.map((async r=>{const o=e.getViewport(r);await o.addVolumes(t,n,a)}));await Promise.all(o)},Cf={};const xf=function(e){const{renderingEngineId:t,viewportId:r}=e.detail,n=Le(t).getViewport(r);if(!(n instanceof Pf))throw new Error("volumeNewImageEventDispatcher: viewport is not a BaseVolumeViewport");void 0===Cf[n.id]&&(Cf[n.id]=0);const a=md(n);if(!a)return void console.warn(`volumeNewImageEventDispatcher: sliceData is undefined for viewport ${n.id}`);const{numberOfSlices:o,imageIndex:i}=a;if(Cf[n.id]===i)return;Cf[n.id]=i;const s={imageIndex:i,viewportId:r,renderingEngineId:t,numberOfSlices:o};se(n.element,g.VOLUME_NEW_IMAGE,s)};const Sf=class{constructor(e){this.flipHorizontal=!1,this.flipVertical=!1,this.viewportStatus=G.NO_DATA,this._suppressCameraModifiedEvents=!1,this.hasPixelSpacing=!0,this.id=e.id,this.renderingEngineId=e.renderingEngineId,this.type=e.type,this.element=e.element,this.canvas=e.canvas,this.sx=e.sx,this.sy=e.sy,this.sWidth=e.sWidth,this.sHeight=e.sHeight,this._actors=new Map,this.element.setAttribute("data-viewport-uid",this.id),this.element.setAttribute("data-rendering-engine-uid",this.renderingEngineId),this.defaultOptions=ti()(e.defaultOptions),this.suppressEvents=!!e.defaultOptions.suppressEvents&&e.defaultOptions.suppressEvents,this.options=ti()(e.defaultOptions),this.isDisabled=!1}static get useCustomRenderingPipeline(){return!1}setRendered(){this.viewportStatus!==G.NO_DATA&&this.viewportStatus!==G.LOADING&&(this.viewportStatus=G.RENDERED)}getRenderingEngine(){return $.get(this.renderingEngineId)}getRenderer(){const e=this.getRenderingEngine();if(!e||e.hasBeenDestroyed)throw new Error("Rendering engine has been destroyed");return e.offscreenMultiRenderWindow.getRenderer(this.id)}render(){this.getRenderingEngine().renderViewport(this.id)}setOptions(e,t=!1){this.options=ti()(e),this.options?.displayArea&&this.setDisplayArea(this.options?.displayArea),t&&this.render()}reset(e=!1){this.options=ti()(this.defaultOptions),e&&this.render()}flip({flipHorizontal:e,flipVertical:t}){const r=this.getDefaultImageData();if(!r)return;const n=this.getCamera(),{viewPlaneNormal:a,viewUp:o,focalPoint:i,position:s}=n,l=ot.R3.cross(ot.R3.create(),a,o);let c=ot.R3.copy(ot.R3.create(),o);const u=ot.R3.negate(ot.R3.create(),a),d=ot.R3.distance(s,i),f=r.getDimensions().map((e=>Math.floor(e/2))),p=[f[0],f[1],f[2]],g=r.indexToWorld(p,ot.R3.create()),m=this._getFocalPointForResetCamera(g,n,{resetPan:!0,resetToCenter:!1}),h=ot.R3.subtract(ot.R3.create(),i,m),v=ot.R3.length(h),y=e=>{const t=ot.R3.scale(ot.R3.create(),e,2*ot.R3.dot(h,e));return ot.R3.subtract(t,t,h),ot.R3.normalize(t,t),t};if(e){const e=y(c),t=ot.R3.scaleAndAdd(ot.R3.create(),m,e,v),r=ot.R3.scaleAndAdd(ot.R3.create(),t,u,d);this.setCamera({viewPlaneNormal:u,position:r,focalPoint:t}),this.flipHorizontal=!this.flipHorizontal}if(t){c=ot.R3.negate(c,o);const e=y(l),t=ot.R3.scaleAndAdd(ot.R3.create(),m,e,v),r=ot.R3.scaleAndAdd(ot.R3.create(),t,u,d);this.setCamera({focalPoint:t,viewPlaneNormal:u,viewUp:c,position:r}),this.flipVertical=!this.flipVertical}this.render()}getDefaultImageData(){const e=this.getDefaultActor();if(e&&hd(e))return e.actor.getMapper().getInputData()}getDefaultActor(){return this.getActors()[0]}getActors(){return Array.from(this._actors.values())}getActor(e){return this._actors.get(e)}getActorUIDByIndex(e){const t=this.getActors()[e];if(t)return t.uid}getActorByIndex(e){return this.getActors()[e]}setActors(e){this.removeAllActors();this.addActors(e,!0)}_removeActor(e){const t=this.getActor(e);if(!t)return void console.warn(`Actor ${e} does not exist for this viewport`);this.getRenderer().removeViewProp(t.actor),this._actors.delete(e)}removeActors(e){e.forEach((e=>{this._removeActor(e)}))}addActors(e,t=!1){const r=this.getRenderingEngine();r&&!r.hasBeenDestroyed?(e.forEach((e=>this.addActor(e))),this.resetCamera(t,t)):console.warn("Viewport::addActors::Rendering engine has not been initialized or has been destroyed")}addActor(e){const{uid:t,actor:r}=e,n=this.getRenderingEngine();if(!n||n.hasBeenDestroyed)return void console.warn(`Cannot add actor UID of ${t} Rendering Engine has been destroyed`);if(!t||!r)throw new Error("Actors should have uid and vtk Actor properties");if(this.getActor(t))return void console.warn(`Actor ${t} already exists for this viewport`);this.getRenderer().addActor(r),this._actors.set(t,Object.assign({},e))}removeAllActors(){this.getRenderer().removeAllViewProps(),this._actors=new Map}resetCameraNoEvent(){this._suppressCameraModifiedEvents=!0,this.resetCamera(),this._suppressCameraModifiedEvents=!1}setCameraNoEvent(e){this._suppressCameraModifiedEvents=!0,this.setCamera(e),this._suppressCameraModifiedEvents=!1}_getViewImageDataIntersections(e,t,r){const n=r[0],a=r[1],o=r[2],i=n*t[0]+a*t[1]+o*t[2],s=e.getBounds(),l=this._getEdges(s),c=[];for(const e of l){const[[t,r,l],[u,d,f]]=e;if(n*(u-t)+a*(d-r)+o*(f-l)==0)continue;const p=Ud([t,r,l],[u,d,f],[n,a,o,i]);this._isInBounds(p,s)&&c.push(p)}return c}setDisplayArea(e,t=!1){const{storeAsInitialCamera:r}=e;this.setCamera(this.fitToCanvasCamera,!1);const{imageArea:n,imageCanvasPoint:a}=e;if(n){const[e,t]=n,a=Math.min(this.getZoom()/e,this.getZoom()/t);this.setZoom(a,r)}const o=this.getDefaultImageData();if(a&&o){const{imagePoint:e,canvasPoint:t}=a,[n,i]=t,s=window?.devicePixelRatio||1,l=this.sWidth/s*(n-.5),c=this.sHeight/s*(i-.5),u=o.getDimensions(),d=this.worldToCanvas([0,0,0]),f=this.worldToCanvas(u),p=[f[0]-d[0],f[1]-d[1]],[g,m]=p,[h,v]=e,y=[g*(.5-h)+l,m*(.5-v)+c];this.setPan(y,r)}if(r&&(this.options.displayArea=e),!t){const t={viewportId:this.id,displayArea:e,storeAsInitialCamera:r};se(this.element,g.DISPLAY_AREA_MODIFIED,t)}}getDisplayArea(){return this.options?.displayArea}resetCamera(e=!0,t=!0,r=!0,n=!0){const a=this.getRenderer();this.setCamera({flipHorizontal:!1,flipVertical:!1});const o=ti()(this.getCamera()),i=a.computeVisiblePropBounds(),s=[0,0,0],l=this.getDefaultImageData();if(l){const e=l.getSpacing();i[0]=i[0]+e[0]/2,i[1]=i[1]-e[0]/2,i[2]=i[2]+e[1]/2,i[3]=i[3]-e[1]/2,i[4]=i[4]+e[2]/2,i[5]=i[5]-e[2]/2}const c=this.getVtkActiveCamera(),u=c.getViewPlaneNormal(),d=c.getViewUp();if(s[0]=(i[0]+i[1])/2,s[1]=(i[2]+i[3])/2,s[2]=(i[4]+i[5])/2,l){const e=l.getDimensions().map((e=>Math.floor(e/2))),t=[e[0],e[1],e[2]];l.indexToWorld(t,s)}const{widthWorld:f,heightWorld:p}=this._getWorldDistanceViewUpAndViewRight(i,d,u),g=[this.sWidth,this.sHeight],m=f/p,h=g[0]/g[1];let v;if(m<h)v=p/2;else{v=p*(m/h)/2}const y=1.1*v;let b=i[1]-i[0],T=i[3]-i[2],C=i[5]-i[4];b*=b,T*=T,C*=C,v=b+T+C,v=0===v?1:v,v=.5*Math.sqrt(v);const x=1.1*v,S=Math.abs(Vc.ZP.dot(d,u))>.999?[-d[2],d[0],d[1]]:d,P=this._getFocalPointForResetCamera(s,o,{resetPan:e,resetToCenter:r}),w=[P[0]+x*u[0],P[1]+x*u[1],P[2]+x*u[2]];a.resetCameraClippingRange(i);const O=[-j.MAXIMUM_RAY_DISTANCE,j.MAXIMUM_RAY_DISTANCE];c.setPhysicalScale(v),c.setPhysicalTranslation(-P[0],-P[1],-P[2]),this.setCamera({parallelScale:t?y:o.parallelScale,focalPoint:P,position:w,viewAngle:90,viewUp:S,clippingRange:O});const I=ti()(this.getCamera());this.setFitToCanvasCamera(ti()(this.getCamera())),n&&this.setInitialCamera(I);const A={type:"ResetCameraEvent",renderer:a};return a.invokeEvent(A),this.triggerCameraModifiedEventIfNecessary(o,I),l&&this.options?.displayArea&&t&&e&&r&&this.setDisplayArea(this.options?.displayArea),!0}setInitialCamera(e){this.initialCamera=e}setFitToCanvasCamera(e){this.fitToCanvasCamera=e}getPan(){const e=this.getVtkActiveCamera().getFocalPoint(),t=this.canvasToWorld([0,0]),r=this.worldToCanvas(ot.R3.subtract(ot.R3.create(),this.initialCamera.focalPoint,t)),n=this.worldToCanvas(ot.R3.subtract(ot.R3.create(),e,t));return ot.K4.subtract(ot.K4.create(),r,n)}setPan(e,t=!1){const r=this.getCamera(),{focalPoint:n,position:a}=r,o=this.canvasToWorld([0,0]),i=ot.K4.subtract(ot.K4.create(),e,this.getPan());if(Math.abs(i[0])<1&&Math.abs(i[1])<1&&!t)return;const s=ot.R3.subtract(ot.R3.create(),this.canvasToWorld(i),o),l=ot.R3.subtract(ot.R3.create(),n,s),c=ot.R3.subtract(ot.R3.create(),a,s);this.setCamera({...r,focalPoint:l,position:c},t)}getZoom(){const e=this.getVtkActiveCamera(),{parallelScale:t}=this.initialCamera;return t/e.getParallelScale()}setZoom(e,t=!1){const r=this.getCamera(),{parallelScale:n}=this.initialCamera,a=n/e;(r.parallelScale!==a||t)&&this.setCamera({...r,parallelScale:a},t)}_getFocalPointForViewPlaneReset(e){const{focalPoint:t,viewPlaneNormal:r}=this.getCamera(),n=this._getViewImageDataIntersections(e,t,r);let a=0,o=0,i=0;n.forEach((([e,t,r])=>{a+=e,o+=t,i+=r}));return[a/n.length,o/n.length,i/n.length]}getCanvas(){return this.canvas}getVtkActiveCamera(){return this.getRenderer().getActiveCamera()}getCamera(){const e=this.getVtkActiveCamera();return{viewUp:e.getViewUp(),viewPlaneNormal:e.getViewPlaneNormal(),position:e.getPosition(),focalPoint:e.getFocalPoint(),parallelProjection:e.getParallelProjection(),parallelScale:e.getParallelScale(),viewAngle:e.getViewAngle(),flipHorizontal:this.flipHorizontal,flipVertical:this.flipVertical}}setCamera(e,t=!1){const r=this.getVtkActiveCamera(),n=ti()(this.getCamera()),a=Object.assign({},n,e),{viewUp:o,viewPlaneNormal:i,position:s,focalPoint:l,parallelScale:c,viewAngle:u,flipHorizontal:d,flipVertical:f,clippingRange:p}=e;if(void 0!==d){const e=d&&!this.flipHorizontal||!d&&this.flipHorizontal;e&&this.flip({flipHorizontal:e})}if(void 0!==f){const e=f&&!this.flipVertical||!f&&this.flipVertical;e&&this.flip({flipVertical:e})}void 0!==o&&r.setViewUp(o),void 0!==i&&r.setDirectionOfProjection(-i[0],-i[1],-i[2]),void 0!==s&&r.setPosition(...s),void 0!==l&&r.setFocalPoint(...l),void 0!==c&&r.setParallelScale(c),void 0!==u&&r.setViewAngle(u),void 0!==p&&r.setClippingRange(p);const g=this.getDefaultActor();if(!g||!g.actor)return;if(vd(g,"vtkImageSlice")){this.getRenderer().resetCameraClippingRange()}else this.updateClippingPlanesForActors(a);t&&this.setInitialCamera(a),this.triggerCameraModifiedEventIfNecessary(n,this.getCamera())}triggerCameraModifiedEventIfNecessary(e,t){if(!this._suppressCameraModifiedEvents&&!this.suppressEvents){const r={previousCamera:e,camera:t,element:this.element,viewportId:this.id,renderingEngineId:this.renderingEngineId,rotation:this.getRotation()};se(this.element,g.CAMERA_MODIFIED,r)}}updateClippingPlanesForActors(e){this.getActors().forEach((t=>{if(!t.actor)return;const r=t.actor.getMapper().getClippingPlanes();let n=j.MINIMUM_SLAB_THICKNESS;t.slabThickness&&(n=t.slabThickness);const{viewPlaneNormal:a,focalPoint:o}=e;this.setOrientationOfClippingPlanes(r,n,a,o)}))}setOrientationOfClippingPlanes(e,t,r,n){if(e.length<2)return;const a=[r[0],r[1],r[2]];Vc.ZP.multiplyScalar(a,t),e[0].setNormal(r);const o=[0,0,0];Vc.ZP.subtract(n,a,o),e[0].setOrigin(o),e[1].setNormal(-r[0],-r[1],-r[2]);const i=[0,0,0];Vc.ZP.add(n,a,i),e[1].setOrigin(i)}_getWorldDistanceViewUpAndViewRight(e,t,r){const n=this._getCorners(e),a=this._getCorners(e),o=ot.R3.cross(ot.R3.create(),t,r);let i=id.Z.buildFromDegree().identity().rotateFromDirections(t,[1,0,0]);n.forEach((e=>i.apply(e)));let s=1/0,l=-1/0;for(let e=0;e<8;e++){const t=n[e][0];t>l&&(l=t),t<s&&(s=t)}i=id.Z.buildFromDegree().identity().rotateFromDirections([o[0],o[1],o[2]],[1,0,0]),a.forEach((e=>i.apply(e)));let c=1/0,u=-1/0;for(let e=0;e<8;e++){const t=a[e][0];t>u&&(u=t),t<c&&(c=t)}return{widthWorld:u-c,heightWorld:l-s}}_shouldUseNativeDataType(){const{useNorm16Texture:e,preferSizeOverAccuracy:t}=Qe().rendering;return e||t}_getCorners(e){return[[e[0],e[2],e[4]],[e[0],e[2],e[5]],[e[0],e[3],e[4]],[e[0],e[3],e[5]],[e[1],e[2],e[4]],[e[1],e[2],e[5]],[e[1],e[3],e[4]],[e[1],e[3],e[5]]]}_getFocalPointForResetCamera(e,t,{resetPan:r=!0,resetToCenter:n=!0}){if(n&&r)return e;if(n&&!r)return Od(t.focalPoint)?e:t.focalPoint;if(!n&&r){const r=t,n=r.focalPoint,a=r.viewPlaneNormal,o=ot.R3.subtract(ot.R3.create(),e,n),i=ot.R3.dot(o,a),s=ot.R3.scaleAndAdd(ot.R3.create(),e,a,-1*i);return[s[0],s[1],s[2]]}return r||n?void 0:Od(t.focalPoint)?e:t.focalPoint}_isInBounds(e,t){const[r,n,a,o,i,s]=t,[l,c,u]=e;return!(l<r||l>n||c<a||c>o||u<i||u>s)}_getEdges(e){const[t,r,n,a,o,i,s,l]=this._getCorners(e);return[[t,r],[t,o],[t,n],[r,a],[r,i],[n,a],[n,s],[a,l],[o,s],[o,i],[i,l],[s,l]]}};const Pf=class extends Sf{constructor(e){if(super(e),this.useCPURendering=!1,this.use16BitTexture=!1,this.inverted=!1,this.getProperties=()=>{const e=this.getActors().map((e=>{const t=e.actor,r=e.uid;if(!qd.getVolume(r))return null;const n=t.getProperty().getRGBTransferFunction(0),[a,o]="SIGMOID"===this.VOILUTFunction?ae(n):n.getRange();return{volumeId:r,voiRange:{lower:a,upper:o}}})).filter(Boolean);return{voiRange:e.length?e[0].voiRange:null,VOILUTFunction:this.VOILUTFunction,invert:this.inverted}},this.getFrameOfReferenceUID=()=>this._FrameOfReferenceUID,this.canvasToWorld=e=>{const t=this.getVtkActiveCamera();t.setIsPerformingCoordinateTransformation?.(!0);const r=this.getRenderer(),n=this.getRenderingEngine().offscreenMultiRenderWindow.getOpenGLRenderWindow(),a=n.getSize(),o=window.devicePixelRatio||1,i=[e[0]*o,e[1]*o],s=[i[0]+this.sx,i[1]+this.sy];s[1]=a[1]-s[1];const l=n.displayToWorld(s[0],s[1],0,r);return t.setIsPerformingCoordinateTransformation?.(!1),[l[0],l[1],l[2]]},this.worldToCanvas=e=>{const t=this.getVtkActiveCamera();t.setIsPerformingCoordinateTransformation?.(!0);const r=this.getRenderer(),n=this.getRenderingEngine().offscreenMultiRenderWindow.getOpenGLRenderWindow(),a=n.getSize(),o=n.worldToDisplay(...e,r);o[1]=a[1]-o[1];const i=[o[0]-this.sx,o[1]-this.sy],s=window.devicePixelRatio||1,l=[i[0]/s,i[1]/s];return t.setIsPerformingCoordinateTransformation?.(!1),l},this.hasImageURI=e=>this.getActors().filter((e=>vd(e,"vtkVolume"))).some((({uid:t})=>{const r=qd.getVolume(t);if(!r||!r.imageIds)return!1;return r.imageIds.map(me).includes(e)})),this.getImageIds=e=>{const t=this._getApplicableVolumeActor(e);if(!t)throw new Error(`No actor found for the given volumeId: ${e}`);const r=t.volumeId,n=qd.getVolume(r);if(!n)throw new Error(`imageVolume with id: ${r} does not exist in cache`);return n.imageIds},this.useCPURendering=Ze(),this.use16BitTexture=this._shouldUseNativeDataType(),this.useCPURendering)throw new Error("VolumeViewports cannot be used whilst CPU Fallback Rendering is enabled.");const t=this.getRenderer(),r=Nc.newInstance();switch(t.setActiveCamera(r),this.type){case y.ORTHOGRAPHIC:case y.VOLUME_3D:r.setParallelProjection(!0);break;case y.PERSPECTIVE:r.setParallelProjection(!1);break;default:throw new Error(`Unrecognized viewport type: ${this.type}`)}this.initializeVolumeNewImageEventDispatcher()}static get useCustomRenderingPipeline(){return!1}applyViewOrientation(e){const{viewPlaneNormal:t,viewUp:r}=this._getOrientationVectors(e),n=this.getVtkActiveCamera();n.setDirectionOfProjection(-t[0],-t[1],-t[2]),n.setViewUpFrom(r),this.resetCamera()}initializeVolumeNewImageEventDispatcher(){const e=function(e){const{viewportId:t}=e.detail;if(t!==this.id||this.isDisabled)return;if(!this.getImageData())return;xf(e)}.bind(this),t=function(r){const{viewportId:n}=r.detail;if(n!==this.id)return;this.element.removeEventListener(g.CAMERA_MODIFIED,e),J.removeEventListener(g.ELEMENT_DISABLED,t),function(e){void 0!==Cf[e]&&delete Cf[e]}(n)}.bind(this);this.element.removeEventListener(g.CAMERA_MODIFIED,e),this.element.addEventListener(g.CAMERA_MODIFIED,e),J.addEventListener(g.ELEMENT_DISABLED,t)}resetVolumeViewportClippingRange(){const e=this.getVtkActiveCamera();e.getParallelProjection()?e.setClippingRange(-j.MAXIMUM_RAY_DISTANCE,j.MAXIMUM_RAY_DISTANCE):e.setClippingRange(j.MINIMUM_SLAB_THICKNESS,j.MAXIMUM_RAY_DISTANCE)}setVOILUTFunction(e,t,r){-1===Object.values(_).indexOf(e)&&(e=_.LINEAR);const{voiRange:n}=this.getProperties();this.VOILUTFunction=e,this.setVOI(n,t,r)}setColormap(e,t,r){const n=this._getApplicableVolumeActor(t);if(!n)return;const{volumeActor:a}=n;a.getMapper().setSampleDistance(1);const o=te.ZP.newInstance();let i=Zd(e.name);const{name:s}=e;if(i||(i=Qd.getPresetByName(s)),!i)throw new Error(`Colormap ${e} not found`);const l=a.getProperty().getRGBTransferFunction(0).getRange();o.applyColorMap(i),o.setMappingRange(l[0],l[1]),a.getProperty().setRGBTransferFunction(0,o)}setOpacity(e,t){const r=this._getApplicableVolumeActor(t);if(!r)return;const{volumeActor:n}=r,a=vc.ZP.newInstance();if("number"==typeof e.opacity){const t=n.getProperty().getRGBTransferFunction(0).getRange();a.addPoint(t[0],e.opacity),a.addPoint(t[1],e.opacity)}else e.opacity.forEach((({opacity:e,value:t})=>{a.addPoint(t,e)}));n.getProperty().setScalarOpacity(0,a)}setInvert(e,t,r){const n=this._getApplicableVolumeActor(t);if(!n)return;const a=n.volumeId;ee(this._getOrCreateColorTransferFunction(a)),this.inverted=e;const{voiRange:o}=this.getProperties();if(!r){const e={viewportId:this.id,range:o,volumeId:a,VOILUTFunction:this.VOILUTFunction,invert:this.inverted,invertStateChanged:!0};se(this.element,g.VOI_MODIFIED,e)}}_getOrCreateColorTransferFunction(e){const t=this._getApplicableVolumeActor(e);if(!t)return null;const{volumeActor:r}=t,n=r.getProperty().getRGBTransferFunction(0);if(n)return n;const a=te.ZP.newInstance();return r.getProperty().setRGBTransferFunction(0,a),a}setInterpolationType(e,t){const r=this._getApplicableVolumeActor(t);if(!r)return;const{volumeActor:n}=r;n.getProperty().setInterpolationType(e)}setVOI(e,t,r=!1){const n=this._getApplicableVolumeActor(t);if(!n)return;const{volumeActor:a}=n,o=n.volumeId;let i=e;if(void 0===i){const e=a.getMapper().getInputData().getPointData().getScalars().getRange();i={lower:e[0],upper:e[1]}}if(this.VOILUTFunction===_.SAMPLED_SIGMOID){const e=ne(i);a.getProperty().setRGBTransferFunction(0,e)}else{const{lower:e,upper:t}=i;a.getProperty().getRGBTransferFunction(0).setRange(e,t)}if(!r){const t={viewportId:this.id,range:e,volumeId:o,VOILUTFunction:this.VOILUTFunction};se(this.element,g.VOI_MODIFIED,t)}}setProperties({voiRange:e,VOILUTFunction:t,invert:r,colormap:n,preset:a,interpolationType:o}={},i,s=!1){n?.name&&this.setColormap(n,i,s),null!=n?.opacity&&this.setOpacity(n,i),void 0!==e&&this.setVOI(e,i,s),void 0!==o&&this.setInterpolationType(o),void 0!==t&&this.setVOILUTFunction(t,i,s),void 0!==r&&this.inverted!==r&&this.setInvert(r,i,s),void 0!==a&&this.setPreset(a,i,s)}setPreset(e,t,r){const n=this._getApplicableVolumeActor(t);if(!n)return;const{volumeActor:a}=n,o=X.find((t=>t.name===e));o&&Id(a,o)}async setVolumes(e,t=!1,r=!1){const n=qd.getVolume(e[0].volumeId);if(!n)throw new Error(`imageVolume with id: ${n.volumeId} does not exist`);const a=n.metadata.FrameOfReferenceUID;await this._isValidVolumeInputArray(e,a),this._FrameOfReferenceUID=a;const o=[];for(let t=0;t<e.length;t++){const{volumeId:n,actorUID:a,slabThickness:i}=e[t],s=await yf(e[t],this.element,this.id,r,this.use16BitTexture),l=a||n;o.push({uid:l,actor:s,slabThickness:i,referenceId:n})}this._setVolumeActors(o),this.viewportStatus=G.PRE_RENDER,se(this.element,g.VOLUME_VIEWPORT_NEW_VOLUME,{viewportId:this.id,volumeActors:o}),t&&this.render()}async addVolumes(e,t=!1,r=!1){const n=qd.getVolume(e[0].volumeId);if(!n)throw new Error(`imageVolume with id: ${n.volumeId} does not exist`);const a=[];await this._isValidVolumeInputArray(e,this._FrameOfReferenceUID);for(let t=0;t<e.length;t++){const{volumeId:n,visibility:o,actorUID:i,slabThickness:s}=e[t],l=await yf(e[t],this.element,this.id,r,this.use16BitTexture);!1===o&&l.setVisibility(!1);const c=i||n;a.push({uid:c,actor:l,slabThickness:s,referenceId:n})}this.addActors(a),t&&this.render()}removeVolumeActors(e,t=!1){this.removeActors(e),t&&this.render()}setOrientation(e,t=!0){console.warn('Method "setOrientation" needs implementation')}_getApplicableVolumeActor(e){if(void 0!==e&&!this.getActor(e))return;const t=this.getActors();if(!t.length)return;let r;return e&&(r=this.getActor(e)?.actor),r||(r=t[0].actor,e=t[0].uid),{volumeActor:r,volumeId:e}}async _isValidVolumeInputArray(e,t){const r=e.length;for(let n=1;n<r;n++){const r=e[n],a=await zc(r.volumeId);if(!a)throw new Error(`imageVolume with id: ${a.volumeId} does not exist`);if(t!==a.metadata.FrameOfReferenceUID)throw new Error(`Volumes being added to viewport ${this.id} do not share the same FrameOfReferenceUID. This is not yet supported`)}return!0}getBounds(){return this.getRenderer().computeVisiblePropBounds()}flip(e){super.flip(e)}hasVolumeId(e){return this.getActors().some((t=>t.uid===e))}getImageData(e){const t=this.getDefaultActor();if(!t)return;const{uid:r}=t;e=e??r;const n=this.getActor(e);if(!vd(n,"vtkVolume"))return;const a=n.actor,o=qd.getVolume(e),i=a.getMapper().getInputData();return{dimensions:i.getDimensions(),spacing:i.getSpacing(),origin:i.getOrigin(),direction:i.getDirection(),scalarData:i.getPointData().getScalars().isDeleted()?null:i.getPointData().getScalars().getData(),imageData:a.getMapper().getInputData(),metadata:{Modality:o?.metadata?.Modality},scaling:o?.scaling,hasPixelSpacing:!0}}_setVolumeActors(e){this.inverted=!1,this.setActors(e)}_getOrientationVectors(e){if("object"==typeof e){if(e.viewPlaneNormal&&e.viewUp)return e;throw new Error("Invalid orientation object. It must contain viewPlaneNormal and viewUp")}if("string"==typeof e&&Z[e])return Z[e];throw new Error(`Invalid orientation: ${e}. Valid orientations are: ${Object.keys(Z).join(", ")}`)}getSlabThickness(){const e=this.getActors();let t=j.MINIMUM_SLAB_THICKNESS;return e.forEach((e=>{e.slabThickness>t&&(t=e.slabThickness)})),t}getIntensityFromWorld(e){const t=this.getDefaultActor();if(!vd(t,"vtkVolume"))return;const{actor:r,uid:n}=t,a=r.getMapper().getInputData(),o=qd.getVolume(n),{dimensions:i}=o,s=nu(a,e),l=s[2]*i[0]*i[1]+s[1]*i[0]+s[0];return o.getScalarData()[l]}};const wf=class extends Pf{constructor(e){super(e),this._useAcquisitionPlaneForViewPlane=!1,this.getCurrentImageIdIndex=()=>{const{viewPlaneNormal:e,focalPoint:t}=this.getCamera(),{origin:r,spacing:n}=this.getImageData(),a=n[2],o=ot.R3.create();ot.R3.sub(o,t,r);const i=ot.R3.dot(o,e);return Math.round(Math.abs(i)/a)},this.getCurrentImageId=()=>{this.getActors().length>1&&console.warn(`Using the first/default actor of ${this.getActors().length} actors for getCurrentImageId.`);const e=this.getDefaultActor();if(!e||!vd(e,"vtkVolume"))return;const{uid:t}=e,r=qd.getVolume(t);if(!r)return;const{viewPlaneNormal:n,focalPoint:a}=this.getCamera();return ft(r,a,n)},this.getRotation=()=>0;const{orientation:t}=this.options;t&&t!==I.ACQUISITION?this.applyViewOrientation(t):this._useAcquisitionPlaneForViewPlane=!0}async setVolumes(e,t=!1,r=!1){const n=qd.getVolume(e[0].volumeId);if(!n)throw new Error(`imageVolume with id: ${n.volumeId} does not exist`);return this._useAcquisitionPlaneForViewPlane&&(this._setViewPlaneToAcquisitionPlane(n),this._useAcquisitionPlaneForViewPlane=!1),super.setVolumes(e,t,r)}async addVolumes(e,t=!1,r=!1){const n=qd.getVolume(e[0].volumeId);if(!n)throw new Error(`imageVolume with id: ${n.volumeId} does not exist`);return this._useAcquisitionPlaneForViewPlane&&(this._setViewPlaneToAcquisitionPlane(n),this._useAcquisitionPlaneForViewPlane=!1),super.addVolumes(e,t,r)}setOrientation(e,t=!0){let r,n;if(Z[e])({viewPlaneNormal:r,viewUp:n}=Z[e]);else{if("acquisition"!==e)throw new Error(`Invalid orientation: ${e}. Use Enums.OrientationAxis instead.`);({viewPlaneNormal:r,viewUp:n}=this._getAcquisitionPlaneOrientation())}this.setCamera({viewPlaneNormal:r,viewUp:n}),this.resetCamera(),t&&this.render()}_getAcquisitionPlaneOrientation(){const e=this.getDefaultActor();if(!e)return;const t=e.uid,r=qd.getVolume(t);if(!r)throw new Error(`imageVolume with id: ${t} does not exist in cache`);const{direction:n}=r;return{viewPlaneNormal:n.slice(6,9).map((e=>-e)),viewUp:n.slice(3,6).map((e=>-e))}}_setViewPlaneToAcquisitionPlane(e){let t,r;if(e){const{direction:n}=e;t=n.slice(6,9).map((e=>-e)),r=n.slice(3,6).map((e=>-e))}else({viewPlaneNormal:t,viewUp:r}=this._getAcquisitionPlaneOrientation());this.setCamera({viewPlaneNormal:t,viewUp:r}),this.resetCamera()}setBlendMode(e,t=[],r=!1){let n=this.getActors();t&&t.length>0&&(n=n.filter((e=>t.includes(e.uid)))),n.forEach((t=>{const{actor:r}=t;r.getMapper().setBlendMode(e)})),r&&this.render()}resetCamera(e=!0,t=!0,r=!0){super.resetCamera(e,t,r),this.resetVolumeViewportClippingRange();const n=this.getVtkActiveCamera(),a=n.getViewPlaneNormal(),o=n.getFocalPoint();return this.getActors().forEach((e=>{if(!e.actor)return;const t=e.actor.getMapper();if(0===t.getClippingPlanes().length){const r=$r.ZP.newInstance(),n=$r.ZP.newInstance(),i=[r,n];let s=j.MINIMUM_SLAB_THICKNESS;e.slabThickness&&(s=e.slabThickness),this.setOrientationOfClippingPlanes(i,s,a,o),t.addClippingPlane(r),t.addClippingPlane(n)}})),!0}setSlabThickness(e,t=[]){let r=this.getActors();t&&t.length>0&&(r=r.filter((e=>t.includes(e.uid)))),r.forEach((t=>{vd(t,"vtkVolume")&&(t.slabThickness=e)}));const n=this.getCamera();this.updateClippingPlanesForActors(n),this.triggerCameraModifiedEventIfNecessary(n,n)}resetProperties(e){this._resetProperties(e)}_resetProperties(e){const t=e?this.getActor(e):this.getDefaultActor();if(!t)throw new Error(`No actor found for the given volumeId: ${e}`);const r=qd.getVolume(t.uid);if(!r)throw new Error(`imageVolume with id: ${t.uid} does not exist in cache`);vf(t.actor,r,!1);const n=t.actor.getProperty().getRGBTransferFunction(0).getMappingRange(),a={viewportId:t.uid,range:{lower:n[0],upper:n[1]},volumeId:t.uid};se(this.element,g.VOI_MODIFIED,a)}};var Of=r(21924);var If={slice:0,customDisplayExtent:[0,0,0,0,0,0],useCustomExtents:!1,backgroundColor:[0,0,0,1]};var Af={extend:function(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,If,r),Of.Z.extend(e,t,r),ht.default.setGet(e,t,["slice","useCustomExtents"]),ht.default.setGetArray(e,t,["customDisplayExtent"],6),ht.default.setGetArray(e,t,["backgroundColor"],4),function(e,t){t.classHierarchy.push("vtkAbstractImageMapper"),e.getIsOpaque=function(){return!0},e.getCurrentImage=function(){return null}}(e,t)}};function Rf(e,t,r){var n=r.getCurrentImage(),a=n.getExtent(),o=[a[0],a[2],a[4]],i=r.getClosestIJKAxis().ijkMode,s=r.isA("vtkImageArrayMapper")?r.getSubSlice():r.getSlice();i!==r.getSlicingMode()&&(s=r.getSliceAtPosition(s)),o[i]+=s;var l=[0,0,0];n.indexToWorld(o,l),o[i]+=1;var c=[0,0,0];n.indexToWorld(o,c),c[0]-=l[0],c[1]-=l[1],c[2]-=l[2],ot.R3.normalize(c,c);var u=$r.ZP.intersectWithLine(e,t,l,c);if(u.intersection){var d=u.x,f=[0,0,0];return n.worldToIndex(d,f),{t:u.t,absoluteIJK:f}}return null}var Ef=r(84418);function Mf(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}function Df(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?Mf(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):Mf(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}var Vf=Ef.Z.staticOffsetAPI,Lf=Ef.Z.otherStaticMethods,_f=ht.default.vtkWarningMacro,Nf=fn.SlicingMode;function Bf(e,t){function r(){var r;switch(t.slicingMode){case Nf.X:r=[1,0,0];break;case Nf.Y:r=[0,1,0];break;case Nf.Z:r=[0,0,1];break;default:return void(t.closestIJKAxis={ijkMode:t.slicingMode,flip:!1})}var n=[0,0,0],a=e.getCurrentImage().getDirection();(0,Mr.O)(a,r,n);for(var o=0,i=-1,s=!1,l=0;l<n.length;++l){var c=Math.abs(n[l]);c>o&&(o=c,s=n[l]<0,i=l)}if(1!==o){var u="IJKXYZ"[t.slicingMode],d="IJKXYZ"[i];_f("Unaccurate slicing along ".concat(u," axis which ")+"is not aligned with any IJK axis of the image data. "+"Using ".concat(d," axis as a fallback (").concat(o,"% aligned). ")+"Necessitates slice reformat that is not yet implemented. You can switch the slicing mode on your mapper to do IJK slicing instead.")}t.closestIJKAxis={ijkMode:i,flip:s}}t.classHierarchy.push("vtkImageMapper"),e.getSliceAtPosition=function(r){var n,a=e.getCurrentImage();if(3===r.length)n=r;else if(Number.isFinite(r)){var o=a.getBounds();switch(t.slicingMode){case Nf.X:n=[r,(o[3]+o[2])/2,(o[5]+o[4])/2];break;case Nf.Y:n=[(o[1]+o[0])/2,r,(o[5]+o[4])/2];break;case Nf.Z:n=[(o[1]+o[0])/2,(o[3]+o[2])/2,r]}}var i=[0,0,0];a.worldToIndex(n,i);var s=a.getExtent(),l=0;switch(e.getClosestIJKAxis().ijkMode){case Nf.I:l=(0,Mr.C)(i[0],s[0],s[1]);break;case Nf.J:l=(0,Mr.C)(i[1],s[2],s[3]);break;case Nf.K:l=(0,Mr.C)(i[2],s[4],s[5]);break;default:return 0}return l},e.setSliceFromCamera=function(r){var n=r.getFocalPoint();switch(t.slicingMode){case Nf.I:case Nf.J:case Nf.K:var a=e.getSliceAtPosition(n);e.setSlice(a);break;case Nf.X:e.setSlice(n[0]);break;case Nf.Y:e.setSlice(n[1]);break;case Nf.Z:e.setSlice(n[2])}},e.setXSlice=function(t){e.setSlicingMode(Nf.X),e.setSlice(t)},e.setYSlice=function(t){e.setSlicingMode(Nf.Y),e.setSlice(t)},e.setZSlice=function(t){e.setSlicingMode(Nf.Z),e.setSlice(t)},e.setISlice=function(t){e.setSlicingMode(Nf.I),e.setSlice(t)},e.setJSlice=function(t){e.setSlicingMode(Nf.J),e.setSlice(t)},e.setKSlice=function(t){e.setSlicingMode(Nf.K),e.setSlice(t)},e.getSlicingModeNormal=function(){var r=[0,0,0],n=e.getCurrentImage().getDirection(),a=[[n[0],n[1],n[2]],[n[3],n[4],n[5]],[n[6],n[7],n[8]]];switch(t.slicingMode){case Nf.X:r[0]=1;break;case Nf.Y:r[1]=1;break;case Nf.Z:r[2]=1;break;case Nf.I:(0,Mr.O)(a,[1,0,0],r);break;case Nf.J:(0,Mr.O)(a,[0,1,0],r);break;case Nf.K:(0,Mr.O)(a,[0,0,1],r)}return r},e.setSlicingMode=function(n){t.slicingMode!==n&&(t.slicingMode=n,e.getCurrentImage()&&r(),e.modified())},e.getClosestIJKAxis=function(){return void 0!==t.closestIJKAxis&&t.closestIJKAxis.ijkMode!==Nf.NONE||!e.getCurrentImage()||r(),t.closestIJKAxis},e.getBounds=function(){var r=e.getCurrentImage();if(!r)return(0,Mr.N)();if(!t.useCustomExtents)return r.getBounds();var n=t.customDisplayExtent.slice(),a=e.getClosestIJKAxis().ijkMode,o=t.slice;switch(a!==t.slicingMode&&(o=e.getSliceAtPosition(t.slice)),a){case Nf.I:n[0]=o,n[1]=o;break;case Nf.J:n[2]=o,n[3]=o;break;case Nf.K:n[4]=o,n[5]=o}return r.extentToBounds(n)},e.getBoundsForSlice=function(){var r=arguments.length>0&&void 0!==arguments[0]?arguments[0]:t.slice,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,a=e.getCurrentImage();if(!a)return(0,Mr.N)();var o=a.getSpatialExtent(),i=e.getClosestIJKAxis().ijkMode,s=r;switch(i!==t.slicingMode&&(s=e.getSliceAtPosition(r)),i){case Nf.I:o[0]=s-n,o[1]=s+n;break;case Nf.J:o[2]=s-n,o[3]=s+n;break;case Nf.K:o[4]=s-n,o[5]=s+n}return a.extentToBounds(o)},e.intersectWithLineForPointPicking=function(t,r){return function(e,t,r){var n=Rf(e,t,r);if(n){var a=r.getCurrentImage().getExtent(),o=[Math.round(n.absoluteIJK[0]),Math.round(n.absoluteIJK[1]),Math.round(n.absoluteIJK[2])];return o[0]<a[0]||o[0]>a[1]||o[1]<a[2]||o[1]>a[3]||o[2]<a[4]||o[2]>a[5]?null:{t:n.t,ijk:o}}return null}(t,r,e)},e.intersectWithLineForCellPicking=function(t,r){return function(e,t,r){var n=Rf(e,t,r);if(n){var a=r.getCurrentImage().getExtent(),o=n.absoluteIJK,i=[Math.floor(o[0]),Math.floor(o[1]),Math.floor(o[2])];if(i[0]<a[0]||i[0]>a[1]-1||i[1]<a[2]||i[1]>a[3]-1||i[2]<a[4]||i[2]>(a[5]?a[5]-1:a[5]))return null;var s=[o[0]-i[0],o[1]-i[1],o[2]-i[2]];return{t:n.t,ijk:i,pCoords:s}}return null}(t,r,e)},e.getCurrentImage=function(){return e.getInputData()}}var Ff={slicingMode:Nf.NONE,closestIJKAxis:{ijkMode:Nf.NONE,flip:!1},renderToRectangle:!1,sliceAtFocalPoint:!1,preferSizeOverAccuracy:!1};function Uf(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ff,r),Af.extend(e,t,r),ht.default.get(e,t,["slicingMode"]),ht.default.setGet(e,t,["closestIJKAxis","renderToRectangle","sliceAtFocalPoint","preferSizeOverAccuracy"]),Ef.Z.implementCoincidentTopologyMethods(e,t),Bf(e,t)}var kf=Df(Df(Df({newInstance:ht.default.newInstance(Uf,"vtkImageMapper"),extend:Uf},Vf),Lf),fn),Gf=rn.InterpolationType,Wf=ht.default.vtkErrorMacro,zf=4;var jf={independentComponents:!1,interpolationType:Gf.LINEAR,colorWindow:255,colorLevel:127.5,ambient:1,diffuse:0,opacity:1,useLookupTableScalarRange:!1};function Hf(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(Object.assign(t,jf,r),ht.default.obj(e,t),!t.componentData){t.componentData=[];for(var n=0;n<zf;n++)t.componentData.push({rGBTransferFunction:null,piecewiseFunction:null,componentWeight:1})}ht.default.setGet(e,t,["independentComponents","interpolationType","colorWindow","colorLevel","ambient","diffuse","opacity","useLookupTableScalarRange"]),function(e,t){t.classHierarchy.push("vtkImageProperty"),e.getMTime=function(){for(var e,r=t.mtime,n=0;n<zf;n++)t.componentData[n].rGBTransferFunction&&(r=r>(e=t.componentData[n].rGBTransferFunction.getMTime())?r:e),t.componentData[n].piecewiseFunction&&(r=r>(e=t.componentData[n].piecewiseFunction.getMTime())?r:e);return r},e.setRGBTransferFunction=function(r,n){var a=r,o=n;return Number.isInteger(r)||(o=r,a=0),t.componentData[a].rGBTransferFunction!==o&&(t.componentData[a].rGBTransferFunction=o,e.modified(),!0)},e.getRGBTransferFunction=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return t.componentData[e].rGBTransferFunction},e.setPiecewiseFunction=function(r,n){var a=r,o=n;return Number.isInteger(r)||(o=r,a=0),t.componentData[a].piecewiseFunction!==o&&(t.componentData[a].piecewiseFunction=o,e.modified(),!0)},e.getPiecewiseFunction=function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return t.componentData[e].piecewiseFunction},e.setScalarOpacity=function(t,r){var n=t,a=r;return Number.isInteger(t)||(a=t,n=0),e.setPiecewiseFunction(n,a)},e.getScalarOpacity=function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;return e.getPiecewiseFunction(t)},e.setComponentWeight=function(r,n){if(r<0||r>=zf)return Wf("Invalid index"),!1;var a=Math.min(1,Math.max(0,n));return t.componentData[r].componentWeight!==a&&(t.componentData[r].componentWeight=a,e.modified(),!0)},e.getComponentWeight=function(e){return e<0||e>=zf?(Wf("Invalid index"),0):t.componentData[e].componentWeight},e.setInterpolationTypeToNearest=function(){return e.setInterpolationType(Gf.NEAREST)},e.setInterpolationTypeToLinear=function(){return e.setInterpolationType(Gf.LINEAR)},e.getInterpolationTypeAsString=function(){return ht.default.enumToString(Gf,t.interpolationType)}}(e,t)}var Kf={newInstance:ht.default.newInstance(Hf,"vtkImageProperty"),extend:Hf},Zf=ht.default.vtkDebugMacro;var Xf={mapper:null,property:null,bounds:[1,-1,1,-1,1,-1]};function qf(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Xf,r),ef.ZP.extend(e,t,r),t.boundsMTime={},ht.default.obj(t.boundsMTime),ht.default.set(e,t,["property"]),ht.default.setGet(e,t,["mapper"]),ht.default.getArray(e,t,["bounds"],6),function(e,t){t.classHierarchy.push("vtkImageSlice"),e.getActors=function(){return e},e.getImages=function(){return e},e.getIsOpaque=function(){if(t.forceOpaque)return!0;if(t.forceTranslucent)return!1;t.property||e.getProperty();var r=t.property.getOpacity()>=1;return r&&(!t.mapper||t.mapper.getIsOpaque())},e.hasTranslucentPolygonalGeometry=function(){return!1},e.makeProperty=Kf.newInstance,e.getProperty=function(){return null===t.property&&(t.property=e.makeProperty()),t.property},e.getBounds=function(){if(null===t.mapper)return t.bounds;var r,n=t.mapper.getBounds();if(!n||6!==n.length)return n;if(n[0]>n[1])return t.mapperBounds=n.concat(),t.bounds=[1,-1,1,-1,1,-1],t.boundsMTime.modified(),n;if(!t.mapperBounds||!(r=[n,t.mapperBounds],r[0].map((function(e,t){return r.map((function(e){return e[t]}))}))).reduce((function(e,t){return e&&t[0]===t[1]}),!0)||e.getMTime()>t.boundsMTime.getMTime()){Zf("Recomputing bounds..."),t.mapperBounds=n.map((function(e){return e}));var a=[];Jd.ZP.getCorners(n,a),e.computeMatrix();var o=new Float64Array(16);ot._E.transpose(o,t.matrix),a.forEach((function(e){return ot.R3.transformMat4(e,e,o)})),t.bounds[0]=t.bounds[2]=t.bounds[4]=Number.MAX_VALUE,t.bounds[1]=t.bounds[3]=t.bounds[5]=-Number.MAX_VALUE,t.bounds=t.bounds.map((function(e,t){return t%2==0?a.reduce((function(e,r){return e>r[t/2]?r[t/2]:e}),e):a.reduce((function(e,r){return e<r[(t-1)/2]?r[(t-1)/2]:e}),e)})),t.boundsMTime.modified()}return t.bounds},e.getBoundsForSlice=function(r){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,a=t.mapper.getBoundsForSlice(r,n);if(!a||6!==a.length)return a;if(a[0]>a[1])return a;var o=[];Jd.ZP.getCorners(a,o),e.computeMatrix();var i=new Float64Array(16);ot._E.transpose(i,t.matrix),o.forEach((function(e){return ot.R3.transformMat4(e,e,i)}));var s=[Number.MAX_VALUE,-Number.MAX_VALUE,Number.MAX_VALUE,-Number.MAX_VALUE,Number.MAX_VALUE,-Number.MAX_VALUE];return s=s.map((function(e,t){return t%2==0?o.reduce((function(e,r){return e>r[t/2]?r[t/2]:e}),e):o.reduce((function(e,r){return e<r[(t-1)/2]?r[(t-1)/2]:e}),e)})),s},e.getMinXBound=function(){return e.getBounds(),t.bounds[0]},e.getMaxXBound=function(){return e.getBounds(),t.bounds[1]},e.getMinYBound=function(){return e.getBounds(),t.bounds[2]},e.getMaxYBound=function(){return e.getBounds(),t.bounds[3]},e.getMinZBound=function(){return e.getBounds(),t.bounds[4]},e.getMaxZBound=function(){return e.getBounds(),t.bounds[5]},e.getMTime=function(){var e=t.mtime;if(null!==t.property){var r=t.property.getMTime();e=r>e?r:e}return e},e.getRedrawMTime=function(){var e=t.mtime;if(null!==t.mapper){var r=t.mapper.getMTime();e=r>e?r:e,null!==t.mapper.getInput()&&(t.mapper.getInputAlgorithm().update(),e=(r=t.mapper.getInput().getMTime())>e?r:e)}if(null!==t.property){var n=t.property.getMTime();e=n>e?n:e,null!==t.property.getRGBTransferFunction()&&(e=(n=t.property.getRGBTransferFunction().getMTime())>e?n:e)}return e},e.getSupportsSelection=function(){return!!t.mapper&&t.mapper.getSupportsSelection()}}(e,t)}var Yf={newInstance:ht.default.newInstance(qf,"vtkImageSlice"),extend:qf};function $f(e){return Eu(e)}function Qf(e,t){const r=$f(e);return r.invert(),r.transformPoint(t)}function Jf(e,t){return $f(e).transformPoint(t)}function ep(e,t=!1){const r=e.canvas.width,n=e.canvas.height;!function(e){const{canvas:t}=e,{clientWidth:r,clientHeight:n}=t;t.width===r&&t.height===n||(t.width=r,t.height=n)}(e),void 0!==e.image&&(t||function(e,t,r){const n=e.viewport.scale,a=Ou(e.image,e.viewport.rotation),o=Math.round(a.width*n),i=Math.round(a.height*n),s=e.viewport.translation.x,l=e.viewport.translation.y;return o===t&&i<=r||o<=t&&i===r&&0===s&&0===l}(e,r,n)?function(e){const{image:t}=e;e.viewport.scale=Iu(e.canvas,t,e.viewport.rotation).scaleFactor,e.viewport.translation.x=0,e.viewport.translation.y=0}(e):function(e,t,r){const n=e.viewport.scale,a=e.canvas.width/t,o=e.canvas.height/r,i=Math.sqrt(a*o);e.viewport.scale=i*n}(e,r,n))}const tp=class extends Sf{constructor(e){super(e),this.voiUpdatedWithSetProperties=!1,this.invert=!1,this.initialInvert=!1,this.stackInvalidated=!1,this._publishCalibratedEvent=!1,this.useNativeDataType=!1,this.updateRenderingPipeline=()=>{this._configureRenderingPipeline()},this.resize=()=>{this.useCPURendering&&this._resizeCPU()},this._resizeCPU=()=>{this._cpuFallbackEnabledElement.viewport&&ep(this._cpuFallbackEnabledElement)},this.getFrameOfReferenceUID=()=>{const e=this.getCurrentImageId();if(!e)return;const t=ut("imagePlaneModule",e);return t?t.frameOfReferenceUID:void 0},this.getCornerstoneImage=()=>this.csImage,this.createActorMapper=e=>{const t=kf.newInstance();t.setInputData(e);const r=Yf.newInstance();r.setMapper(t);const{preferSizeOverAccuracy:n}=Qe().rendering;return n&&t.setPreferSizeOverAccuracy(!0),e.getPointData().getNumberOfComponents()>1&&r.getProperty().setIndependentComponents(!1),r},this.getProperties=()=>{const{voiRange:e,VOILUTFunction:t,interpolationType:r,invert:n,voiUpdatedWithSetProperties:a}=this;return{voiRange:e,VOILUTFunction:t,interpolationType:r,invert:n,rotation:this.getRotation(),isComputedVOI:!a}},this.getRotationCPU=()=>{const{viewport:e}=this._cpuFallbackEnabledElement;return e.rotation},this.getRotationGPU=()=>{const{viewUp:e,viewPlaneNormal:t,flipVertical:r}=this.getCamera(),n=r?ot.R3.negate(ot.R3.create(),this.initialViewUp):this.initialViewUp,a=180*ot.R3.angle(n,e)/Math.PI,o=ot.R3.cross(ot.R3.create(),n,e);return ot.R3.dot(o,t)>=0?a:(360-a)%360},this.renderImageObject=e=>{this._setCSImage(e);(this.useCPURendering?this._updateToDisplayImageCPU:this._updateActorToDisplayImageId).call(this,e)},this._setCSImage=e=>{e.isPreScaled=e.preScale?.scaled,this.csImage=e},this.canvasToWorldCPU=e=>{if(!this._cpuFallbackEnabledElement.image)return;const[t,r]=Qf(this._cpuFallbackEnabledElement,e),{origin:n,spacing:a,direction:o}=this.getImageData(),i=ot.R3.fromValues(0,0,0),s=o.slice(0,3),l=o.slice(3,6);return ot.R3.scaleAndAdd(i,n,s,t*a[0]),ot.R3.scaleAndAdd(i,i,l,r*a[1]),[i[0],i[1],i[2]]},this.worldToCanvasCPU=e=>{const{spacing:t,direction:r,origin:n}=this.getImageData(),a=r.slice(0,3),o=r.slice(3,6),i=ot.R3.subtract(ot.R3.create(),e,n),s=[ot.R3.dot(i,a)/t[0],ot.R3.dot(i,o)/t[1]];return Jf(this._cpuFallbackEnabledElement,s)},this.canvasToWorldGPU=e=>{const t=this.getRenderer(),r=this.getVtkActiveCamera(),n=r.getClippingRange(),a=r.getDistance();r.setClippingRange(a,a+.1);const o=this.getRenderingEngine().offscreenMultiRenderWindow.getOpenGLRenderWindow(),i=o.getSize(),s=window.devicePixelRatio||1,l=[e[0]*s,e[1]*s],c=[l[0]+this.sx,l[1]+this.sy];c[1]=i[1]-c[1];const u=o.displayToWorld(c[0],c[1],0,t);return r.setClippingRange(n[0],n[1]),[u[0],u[1],u[2]]},this.worldToCanvasGPU=e=>{const t=this.getRenderer(),r=this.getVtkActiveCamera(),n=r.getClippingRange(),a=r.getDistance();r.setClippingRange(a,a+.1);const o=this.getRenderingEngine().offscreenMultiRenderWindow.getOpenGLRenderWindow(),i=o.getSize(),s=o.worldToDisplay(...e,t);s[1]=i[1]-s[1];const l=[s[0]-this.sx,s[1]-this.sy];r.setClippingRange(n[0],n[1]);const c=window.devicePixelRatio||1;return[l[0]/c,l[1]/c]},this.getCurrentImageIdIndex=()=>this.currentImageIdIndex,this.getTargetImageIdIndex=()=>this.targetImageIdIndex,this.getImageIds=()=>this.imageIds,this.getCurrentImageId=()=>this.imageIds[this.currentImageIdIndex],this.hasImageId=e=>this.imageIds.includes(e),this.hasImageURI=e=>{const t=this.imageIds;for(let r=0;r<t.length;r++)if(me(t[r])===e)return!0;return!1},this.customRenderViewportToCanvas=()=>{if(!this.useCPURendering)throw new Error("Custom cpu rendering pipeline should only be hit in CPU rendering mode");return this._cpuFallbackEnabledElement.image?(td(this._cpuFallbackEnabledElement,this.cpuRenderingInvalidated),this.cpuRenderingInvalidated=!1):this.fillWithBackgroundColor(),{canvas:this.canvas,element:this.element,viewportId:this.id,renderingEngineId:this.renderingEngineId,viewportStatus:this.viewportStatus}},this.renderingPipelineFunctions={getImageData:{cpu:this.getImageDataCPU,gpu:this.getImageDataGPU},setColormap:{cpu:this.setColormapCPU,gpu:this.setColormapGPU},getCamera:{cpu:this.getCameraCPU,gpu:super.getCamera},setCamera:{cpu:this.setCameraCPU,gpu:super.setCamera},setVOI:{cpu:this.setVOICPU,gpu:this.setVOIGPU},getRotation:{cpu:this.getRotationCPU,gpu:this.getRotationGPU},setInterpolationType:{cpu:this.setInterpolationTypeCPU,gpu:this.setInterpolationTypeGPU},setInvertColor:{cpu:this.setInvertColorCPU,gpu:this.setInvertColorGPU},resetCamera:{cpu:(e=!0,t=!0)=>(this.resetCameraCPU(e,t),!0),gpu:(e=!0,t=!0)=>(this.resetCameraGPU(e,t),!0)},canvasToWorld:{cpu:this.canvasToWorldCPU,gpu:this.canvasToWorldGPU},worldToCanvas:{cpu:this.worldToCanvasCPU,gpu:this.worldToCanvasGPU},getRenderer:{cpu:()=>this.getCPUFallbackError("getRenderer"),gpu:super.getRenderer},getDefaultActor:{cpu:()=>this.getCPUFallbackError("getDefaultActor"),gpu:super.getDefaultActor},getActors:{cpu:()=>this.getCPUFallbackError("getActors"),gpu:super.getActors},getActor:{cpu:()=>this.getCPUFallbackError("getActor"),gpu:super.getActor},setActors:{cpu:()=>this.getCPUFallbackError("setActors"),gpu:super.setActors},addActors:{cpu:()=>this.getCPUFallbackError("addActors"),gpu:super.addActors},addActor:{cpu:()=>this.getCPUFallbackError("addActor"),gpu:super.addActor},removeAllActors:{cpu:()=>this.getCPUFallbackError("removeAllActors"),gpu:super.removeAllActors},unsetColormap:{cpu:this.unsetColormapCPU,gpu:this.unsetColormapGPU}},this.scaling={},this.modality=null,this.useCPURendering=Ze(),this.useNativeDataType=this._shouldUseNativeDataType(),this._configureRenderingPipeline(),this.useCPURendering?this._resetCPUFallbackElement():this._resetGPUViewport(),this.imageIds=[],this.currentImageIdIndex=0,this.targetImageIdIndex=0,this.cameraFocalPointOnRender=[0,0,0],this.resetCamera(),this.initializeElementDisabledHandler()}setUseCPURendering(e){this.useCPURendering=e,this._configureRenderingPipeline()}static get useCustomRenderingPipeline(){return Ze()}_configureRenderingPipeline(){this.useNativeDataType=this._shouldUseNativeDataType(),this.useCPURendering=Ze();for(const[e,t]of Object.entries(this.renderingPipelineFunctions))this[e]=this.useCPURendering?t.cpu:t.gpu;this.useCPURendering?this._resetCPUFallbackElement():this._resetGPUViewport()}_resetCPUFallbackElement(){this._cpuFallbackEnabledElement={canvas:this.canvas,renderingTools:{},transform:new Ru,viewport:{rotation:0}}}_resetGPUViewport(){const e=this.getRenderer(),t=Dc.ZP.newInstance();e.setActiveCamera(t);const r=[0,0,-1];this.initialViewUp=[0,-1,0],t.setDirectionOfProjection(-r[0],-r[1],-r[2]),t.setViewUp(...this.initialViewUp),t.setParallelProjection(!0),t.setThicknessFromFocalPoint(.1),t.setFreezeFocalPoint(!0)}initializeElementDisabledHandler(){J.addEventListener(g.ELEMENT_DISABLED,(function e(){clearTimeout(this.debouncedTimeout),J.removeEventListener(g.ELEMENT_DISABLED,e)}))}getImageDataGPU(){const e=this.getDefaultActor();if(!e)return;if(!hd(e))return;const{actor:t}=e,r=t.getMapper().getInputData();return{dimensions:r.getDimensions(),spacing:r.getSpacing(),origin:r.getOrigin(),direction:r.getDirection(),scalarData:r.getPointData().getScalars().getData(),imageData:t.getMapper().getInputData(),metadata:{Modality:this.modality},scaling:this.scaling,hasPixelSpacing:this.hasPixelSpacing,calibration:this.calibration,preScale:{...this.csImage.preScale}}}getImageDataCPU(){const{metadata:e}=this._cpuFallbackEnabledElement,t=e.spacing;return{dimensions:e.dimensions,spacing:t,origin:e.origin,direction:e.direction,metadata:{Modality:this.modality},scaling:this.scaling,imageData:{getDirection:()=>e.direction,getDimensions:()=>e.dimensions,getScalarData:()=>this.cpuImagePixelData,getSpacing:()=>t,worldToIndex:e=>{const t=this.worldToCanvasCPU(e),r=Qf(this._cpuFallbackEnabledElement,t);return[r[0],r[1],0]},indexToWorld:e=>{const t=Jf(this._cpuFallbackEnabledElement,[e[0],e[1]]);return this.canvasToWorldCPU(t)}},scalarData:this.cpuImagePixelData,hasPixelSpacing:this.hasPixelSpacing,calibration:this.calibration,preScale:{...this.csImage.preScale}}}buildMetadata(e){const t=e.imageId,{pixelRepresentation:r,bitsAllocated:n,bitsStored:a,highBit:o,photometricInterpretation:i,samplesPerPixel:s}=ut("imagePixelModule",t),{windowWidth:l,windowCenter:c,voiLUTFunction:u}=e,{modality:d}=ut("generalSeriesModule",t),f=ut("scalingModule",t);"PT"===d&&f&&this._addScalingToViewport(f),this.modality=d;const p=this._getValidVOILUTFunction(u);this.VOILUTFunction=p,this.calibration=null;let g=this._getImagePlaneModule(t);return this.useCPURendering||(g=this.calibrateIfNecessary(t,g)),{imagePlaneModule:g,imagePixelModule:{bitsAllocated:n,bitsStored:a,samplesPerPixel:s,highBit:o,photometricInterpretation:i,pixelRepresentation:r,windowWidth:l,windowCenter:c,modality:d,voiLUTFunction:p}}}calibrateIfNecessary(e,t){const r=ut("calibratedPixelSpacing",e),n=this.calibration!==r,{scale:a}=r||{};return this.hasPixelSpacing=a>0||t.rowPixelSpacing>0,t.calibration=r,n?(this.calibration=r,this._publishCalibratedEvent=!0,this._calibrationEvent={scale:a,calibration:r},t):t}setProperties({voiRange:e,VOILUTFunction:t,invert:r,interpolationType:n,rotation:a}={},o=!1){if(this.viewportStatus=this.csImage?G.PRE_RENDER:G.LOADING,void 0!==e){const t=!0;this.setVOI(e,{suppressEvents:o,voiUpdatedWithSetProperties:t})}void 0!==t&&this.setVOILUTFunction(t,o),void 0!==r&&this.setInvertColor(r),void 0!==n&&this.setInterpolationType(n),void 0!==a&&this.getRotation()!==a&&this.setRotation(a)}resetProperties(){this.cpuRenderingInvalidated=!0,this.voiUpdatedWithSetProperties=!1,this.viewportStatus=G.PRE_RENDER,this.fillWithBackgroundColor(),this.useCPURendering&&(this._cpuFallbackEnabledElement.renderingTools={}),this._resetProperties(),this.render()}_resetProperties(){let e;e=this._isCurrentImagePTPrescaled()?this._getDefaultPTPrescaledVOIRange():this._getVOIRangeForCurrentImage(),this.setVOI(e),0!==this.getRotation()&&this.setRotation(0),this.setInterpolationType(T.LINEAR),this.setInvertColor(this.initialInvert)}_setPropertiesFromCache(){const{interpolationType:e,invert:t}=this;let r;r=this.voiUpdatedWithSetProperties?this.voiRange:this._isCurrentImagePTPrescaled()?this._getDefaultPTPrescaledVOIRange():this._getVOIRangeForCurrentImage()??this.voiRange,this.setVOI(r),this.setInterpolationType(e),this.setInvertColor(t)}getCameraCPU(){const{metadata:e,viewport:t}=this._cpuFallbackEnabledElement,{direction:r}=e,n=r.slice(6,9).map((e=>-e));let a=r.slice(3,6).map((e=>-e));if(t.rotation){const e=ot._E.fromRotation(ot._E.create(),t.rotation*Math.PI/180,n);a=ot.R3.transformMat4(ot.R3.create(),a,e)}const o=[this.element.clientWidth/2,this.element.clientHeight/2],i=this.canvasToWorld(o),s=this.canvasToWorld([0,0]),l=this.canvasToWorld([0,this.element.clientHeight]);return{parallelProjection:!0,focalPoint:i,position:[0,0,0],parallelScale:ot.R3.distance(s,l)/2,scale:t.scale,viewPlaneNormal:[n[0],n[1],n[2]],viewUp:[a[0],a[1],a[2]],flipHorizontal:this.flipHorizontal,flipVertical:this.flipVertical}}setCameraCPU(e){const{viewport:t,image:r}=this._cpuFallbackEnabledElement,n=this.getCameraCPU(),{focalPoint:a,parallelScale:o,scale:i,flipHorizontal:s,flipVertical:l}=e,{clientHeight:c}=this.element;if(a){const e=this.worldToCanvasCPU(a),r=Qf(this._cpuFallbackEnabledElement,e),o=this.worldToCanvasCPU(n.focalPoint),i=Qf(this._cpuFallbackEnabledElement,o),s=ot.K4.create();ot.K4.subtract(s,ot.K4.fromValues(r[0],r[1]),ot.K4.fromValues(i[0],i[1]));const l=function(e,t){const{hflip:r,vflip:n,rotation:a}=t;if(e.x*=r?-1:1,e.y*=n?-1:1,0!==a){const t=a*Math.PI/180,r=Math.cos(t),n=Math.sin(t),o=e.x*r-e.y*n,i=e.x*n+e.y*r;e.x=o,e.y=i}return e}({x:s[0],y:s[1]},t);t.translation.x-=l.x,t.translation.y-=l.y}if(o){const{rowPixelSpacing:e}=r,n=c*e*.5/o;t.scale=n,t.parallelScale=o}if(i){const{rowPixelSpacing:e}=r;t.scale=i,t.parallelScale=c*e*.5/i}void 0===s&&void 0===l||this.setFlipCPU({flipHorizontal:s,flipVertical:l}),this._cpuFallbackEnabledElement.transform=Eu(this._cpuFallbackEnabledElement);const u={previousCamera:n,camera:this.getCamera(),element:this.element,viewportId:this.id,renderingEngineId:this.renderingEngineId,rotation:this.getRotation()};se(this.element,g.CAMERA_MODIFIED,u)}setFlipCPU({flipHorizontal:e,flipVertical:t}){const{viewport:r}=this._cpuFallbackEnabledElement;void 0!==e&&(r.hflip=e,this.flipHorizontal=r.hflip),void 0!==t&&(r.vflip=t,this.flipVertical=r.vflip)}setRotation(e){const t=this.getCamera();this.useCPURendering?this.setRotationCPU(e):this.setRotationGPU(e);const r={previousCamera:t,camera:this.getCamera(),element:this.element,viewportId:this.id,renderingEngineId:this.renderingEngineId,rotation:e};se(this.element,g.CAMERA_MODIFIED,r)}setVOILUTFunction(e,t){if(this.useCPURendering)throw new Error("VOI LUT function is not supported in CPU rendering");const r=this._getValidVOILUTFunction(e);let n=!1;this.VOILUTFunction!==_.LINEAR&&r===_.LINEAR&&(n=!0),this.VOILUTFunction=r;const{voiRange:a}=this.getProperties();this.setVOI(a,{suppressEvents:t,forceRecreateLUTFunction:n})}setRotationCPU(e){const{viewport:t}=this._cpuFallbackEnabledElement;t.rotation=e}setRotationGPU(e){const{flipVertical:t}=this.getCamera(),r=t?ot.R3.negate(ot.R3.create(),this.initialViewUp):this.initialViewUp;this.setCamera({viewUp:r}),this.getVtkActiveCamera().roll(-e)}setInterpolationTypeGPU(e){const t=this.getDefaultActor();if(!t)return;if(!hd(t))return;const{actor:r}=t;r.getProperty().setInterpolationType(e),this.interpolationType=e}setInterpolationTypeCPU(e){const{viewport:t}=this._cpuFallbackEnabledElement;t.pixelReplication=e!==T.LINEAR,this.interpolationType=e}setInvertColorCPU(e){const{viewport:t}=this._cpuFallbackEnabledElement;t&&(t.invert=e,this.invert=e)}setInvertColorGPU(e){const t=this.getDefaultActor();if(t&&hd(t))if(vd(t,"vtkVolume")){const r=t.actor.getProperty().getRGBTransferFunction(0);(!this.invert&&e||this.invert&&!e)&&ee(r),this.invert=e}else if(vd(t,"vtkImageSlice")){const r=t.actor.getProperty().getRGBTransferFunction(0);(!this.invert&&e||this.invert&&!e)&&ee(r),this.invert=e}}setVOICPU(e,t={}){const{suppressEvents:r=!1}=t,{viewport:n,image:a}=this._cpuFallbackEnabledElement;if(!n||!a)return;if(void 0===e){const{windowWidth:t,windowCenter:r}=a,o=Array.isArray(t)?t[0]:t,i=Array.isArray(r)?r[0]:r;n.voi={windowWidth:o,windowCenter:i};const{lower:s,upper:l}=jd(o,i);e={lower:s,upper:l}}else{const{lower:t,upper:r}=e,{windowCenter:a,windowWidth:o}=zd(t,r);n.voi||(n.voi={windowWidth:0,windowCenter:0}),n.voi.windowWidth=o,n.voi.windowCenter=a}this.voiRange=e;const o={viewportId:this.id,range:e};r||se(this.element,g.VOI_MODIFIED,o)}setVOIGPU(e,t={}){const{suppressEvents:r=!1,forceRecreateLUTFunction:n=!1,voiUpdatedWithSetProperties:a=!1}=t;if(e&&this.voiRange&&this.voiRange.lower===e.lower&&this.voiRange.upper===e.upper&&!n&&!this.stackInvalidated)return;const o=this.getDefaultActor();if(!o)return;if(!hd(o))return;const i=o.actor;let s=e;if(void 0===s){const e=i.getMapper().getInputData().getPointData().getScalars().getRange();s={lower:e[0],upper:e[1]}}i.getProperty().setUseLookupTableScalarRange(!0);let l=i.getProperty().getRGBTransferFunction(0);const c=this.VOILUTFunction===_.SAMPLED_SIGMOID;if(c||!l||n){l=(c?ne:oe)(s),this.invert&&ee(l),i.getProperty().setRGBTransferFunction(0,l)}if(c||l.setRange(s.lower,s.upper),this.voiRange=s,this.voiUpdatedWithSetProperties||(this.voiUpdatedWithSetProperties=a),r)return;const u={viewportId:this.id,range:s,VOILUTFunction:this.VOILUTFunction};se(this.element,g.VOI_MODIFIED,u)}_addScalingToViewport(e){if(this.scaling.PT)return;const{suvbw:t,suvlbm:r,suvbsa:n}=e,a={};r&&(a.suvbwToSuvlbm=r/t),n&&(a.suvbwToSuvbsa=n/t),this.scaling.PT=a}_getNumCompsFromPhotometricInterpretation(e){let t=1;return"RGB"!==e&&-1===e.indexOf("YBR")&&"PALETTE COLOR"!==e||(t=3),t}_getImageDataMetadata(e){const{imagePlaneModule:t,imagePixelModule:r}=this.buildMetadata(e);let n,a;n=t.rowCosines,a=t.columnCosines,null!=n&&null!=a||(n=[1,0,0],a=[0,1,0]);const o=ot.R3.fromValues(n[0],n[1],n[2]),i=ot.R3.fromValues(a[0],a[1],a[2]),s=ot.R3.create();ot.R3.cross(s,o,i);let l=t.imagePositionPatient;null==l&&(l=[0,0,0]);const c=t.columnPixelSpacing||e.columnPixelSpacing,u=t.rowPixelSpacing||e.rowPixelSpacing,d=e.columns,f=e.rows,p=e.numComps||this._getNumCompsFromPhotometricInterpretation(r.photometricInterpretation);return{bitsAllocated:r.bitsAllocated,numComps:p,origin:l,direction:[...o,...i,...s],dimensions:[d,f,1],spacing:[c,u,1],numVoxels:d*f*1,imagePlaneModule:t,imagePixelModule:r}}_getCameraOrientation(e){const t=e.slice(6,9).map((e=>-e)),r=e.slice(3,6).map((e=>-e));return{viewPlaneNormal:[t[0],t[1],t[2]],viewUp:[r[0],r[1],r[2]]}}_createVTKImageData({origin:e,direction:t,dimensions:r,spacing:n,numComps:a,pixelArray:o}){const i=new o.constructor(o.length),s=re.ZP.newInstance({name:"Pixels",numberOfComponents:a,values:i});this._imageData=Jo.ZP.newInstance(),this._imageData.setDimensions(r),this._imageData.setSpacing(n),this._imageData.setDirection(t),this._imageData.setOrigin(e),this._imageData.getPointData().setScalars(s)}async setStack(e,t=0){this._throwIfDestroyed(),this.imageIds=e,this.currentImageIdIndex=t,this.targetImageIdIndex=t,this.stackInvalidated=!0,this.flipVertical=!1,this.flipHorizontal=!1,this.voiRange=null,this.interpolationType=T.LINEAR,this.invert=!1,this.viewportStatus=G.LOADING,this.fillWithBackgroundColor(),this.useCPURendering&&(this._cpuFallbackEnabledElement.renderingTools={},delete this._cpuFallbackEnabledElement.viewport.colormap);const r=await this._setImageIdIndex(t),n={imageIds:e,viewportId:this.id,element:this.element,currentImageIdIndex:t};return se(J,g.STACK_VIEWPORT_NEW_STACK,n),r}_throwIfDestroyed(){if(this.isDisabled)throw new Error("The stack viewport has been destroyed and is no longer usable. Renderings will not be performed. If you are using the same viewportId and have re-enabled the viewport, you need to grab the new viewport instance using renderingEngine.getViewport(viewportId), instead of using your lexical scoped reference to the viewport instance.")}_checkVTKImageDataMatchesCornerstoneImage(e,t){if(!t)return!1;const[r,n]=t.getSpacing(),[a,o]=t.getDimensions(),i=this._getImagePlaneModule(e.imageId),s=t.getDirection(),l=s.slice(0,3),c=s.slice(3,6),u=t.getPointData().getScalars().getDataType(),d=Ce(r,e.columnPixelSpacing),f=Ce(n,e.rowPixelSpacing);return(d||null===e.columnPixelSpacing&&1===r)&&(f||null===e.rowPixelSpacing&&1===n)&&a===e.columns&&o===e.rows&&Ce(i.rowCosines,l)&&Ce(i.columnCosines,c)&&(!this.useNativeDataType||u===e.getPixelData().constructor.name)}_updateVTKImageDataFromCornerstoneImage(e){let t=this._getImagePlaneModule(e.imageId).imagePositionPatient;null==t&&(t=[0,0,0]),this._imageData.setOrigin(t),this._updatePixelData(e)}_updatePixelData(e){const t=e.getPixelData(),r=this._imageData.getPointData().getScalars().getData();if(e.color&&e.rgba){const n=new Uint8Array(e.columns*e.rows*3);for(let r=0;r<e.columns*e.rows;r++)n[3*r]=t[4*r],n[3*r+1]=t[4*r+1],n[3*r+2]=t[4*r+2];e.rgba=!1,e.getPixelData=()=>n,r.set(n)}else r.set(t);this._imageData.modified()}async _loadAndDisplayImage(e,t){return await(this.useCPURendering?this._loadAndDisplayImageCPU(e,t):this._loadAndDisplayImageGPU(e,t)),e}_loadAndDisplayImageCPU(e,t){return new Promise(((r,n)=>{function a(e,t,n){if(this.currentImageIdIndex!==t)return;const a=e.getPixelData(),o=e.preScale,i=o?.scalingParameters;if(a instanceof Float32Array&&(o?.scaled&&i?.rescaleIntercept%1!=0||i?.rescaleSlope%1!=0)){const t={min:e.maxPixelValue,max:e.minPixelValue},r=Math.abs(t.max-t.min)/65535,n=t.min,o=a.length,i=new Uint16Array(o);let s=65535,l=0;for(let e=0;e<o;e++){const t=Math.floor((a[e]-n)/r);i[e]=t,s=Math.min(s,t),l=Math.max(l,t)}e.minPixelValue=s,e.maxPixelValue=l,e.slope=r,e.intercept=n,e.getPixelData=()=>i,e.preScale={...e.preScale,scaled:!1}}this._setCSImage(e),this.viewportStatus=G.PRE_RENDER;const s={image:e,imageId:n,imageIdIndex:t,viewportId:this.id,renderingEngineId:this.renderingEngineId};se(this.element,g.STACK_NEW_IMAGE,s),this._updateToDisplayImageCPU(e),this.render(),this.currentImageIdIndex=t,r(n)}function o(e,t,r){const a={error:e,imageIdIndex:t,imageId:r};this.suppressEvents||se(J,g.IMAGE_LOAD_ERROR,a),n(e)}const i=h.Interaction,s={imageId:e},l={imageId:e,imageIdIndex:t,viewportId:this.id,renderingEngineId:this.renderingEngineId};se(this.element,g.PRE_STACK_NEW_IMAGE,l),iu.addRequest(function(e,t,r){return du(e,r).then((r=>{a.call(this,r,t,e)}),(r=>{o.call(this,r,t,e)}))}.bind(this,e,t,{preScale:{enabled:!0},useRGBA:!0}),i,s,-5)}))}_loadAndDisplayImageGPU(e,t){return new Promise(((r,n)=>{function a(e,t,n){if(this.currentImageIdIndex!==t)return;const a=this.csImage?.imageFrame,o=e?.imageFrame;a?.photometricInterpretation===o?.photometricInterpretation&&this.csImage?.photometricInterpretation===e?.photometricInterpretation||(this.stackInvalidated=!0),this._setCSImage(e);const i={image:e,imageId:n,imageIdIndex:t,viewportId:this.id,renderingEngineId:this.renderingEngineId};se(this.element,g.STACK_NEW_IMAGE,i),this._updateActorToDisplayImageId(e),this.render(),this.currentImageIdIndex=t,r(n)}function o(e,t,r){const a={error:e,imageIdIndex:t,imageId:r};se(J,g.IMAGE_LOAD_ERROR,a),n(e)}const i=h.Interaction,s={imageId:e},l={targetBuffer:{type:this.useNativeDataType?void 0:"Float32Array"},preScale:{enabled:!0},useRGBA:!1},c={imageId:e,imageIdIndex:t,viewportId:this.id,renderingEngineId:this.renderingEngineId};se(this.element,g.PRE_STACK_NEW_IMAGE,c),iu.addRequest(function(e,t,r){return du(e,r).then((r=>{a.call(this,r,t,e)}),(r=>{o.call(this,r,t,e)}))}.bind(this,e,t,l),i,s,-5)}))}_updateToDisplayImageCPU(e){const t=this._getImageDataMetadata(e),r=Au(this.canvas,e,this.modality,this._cpuFallbackEnabledElement.viewport.colormap),{windowCenter:n,windowWidth:a}=r.voi;this.voiRange=jd(a,n),this._cpuFallbackEnabledElement.image=e,this._cpuFallbackEnabledElement.metadata={...t},this.cpuImagePixelData=e.getPixelData();const o=Object.assign({},r,this._cpuFallbackEnabledElement.viewport);this._cpuFallbackEnabledElement.viewport=this.stackInvalidated?r:o,this.stackInvalidated=!1,this.cpuRenderingInvalidated=!0,this._cpuFallbackEnabledElement.transform=Eu(this._cpuFallbackEnabledElement)}_updateActorToDisplayImageId(e){const t=this._checkVTKImageDataMatchesCornerstoneImage(e,this._imageData),r=this.getRenderer().getActiveCamera(),n=ti()(this.getCamera());if(t&&!this.stackInvalidated){this._updateVTKImageDataFromCornerstoneImage(e);const t=this.getCamera(),a=ot.R3.subtract(ot.R3.create(),this.cameraFocalPointOnRender,t.focalPoint);this.resetCameraNoEvent(),this.setCameraNoEvent({flipHorizontal:n.flipHorizontal,flipVertical:n.flipVertical,viewUp:n.viewUp});const{focalPoint:o}=this.getCamera();return this.cameraFocalPointOnRender=o,r.setFreezeFocalPoint(!0),this._restoreCameraProps(t,n,a),void this._setPropertiesFromCache()}const{origin:a,direction:o,dimensions:i,spacing:s,numComps:l,imagePixelModule:c}=this._getImageDataMetadata(e);this._createVTKImageData({origin:a,direction:o,dimensions:i,spacing:s,numComps:l,pixelArray:e.getPixelData()}),this._updateVTKImageDataFromCornerstoneImage(e);const u=this.createActorMapper(this._imageData),d=[];d.push({uid:this.id,actor:u}),this.setActors(d);const{viewPlaneNormal:f,viewUp:p}=this._getCameraOrientation(o);this.setCameraNoEvent({viewUp:p,viewPlaneNormal:f}),this.initialViewUp=p,this.resetCameraNoEvent(),this.triggerCameraEvent(this.getCamera(),n),r.setFreezeFocalPoint(!0);const g="MONOCHROME1"===c.photometricInterpretation;this.stackInvalidated=!0,this.setVOI(this._getInitialVOIRange(e),{forceRecreateLUTFunction:!!g}),this.initialInvert=!!g,this.setInvertColor(this.invert||this.initialInvert),this.cameraFocalPointOnRender=this.getCamera().focalPoint,this.stackInvalidated=!1,this._publishCalibratedEvent&&this.triggerCalibrationEvent()}_getInitialVOIRange(e){if(this.voiRange&&this.voiUpdatedWithSetProperties)return this.voiRange;const{windowCenter:t,windowWidth:r}=e;let n=this._getVOIRangeFromWindowLevel(r,t);return n=this._getPTPreScaledRange()||n,n}_getPTPreScaledRange(){if(this._isCurrentImagePTPrescaled())return this._getDefaultPTPrescaledVOIRange()}_isCurrentImagePTPrescaled(){return!("PT"!==this.modality||!this.csImage.isPreScaled)&&!!this.csImage.preScale?.scalingParameters?.suvbw}_getDefaultPTPrescaledVOIRange(){return{lower:0,upper:5}}_getVOIRangeFromWindowLevel(e,t){let r,n;if("number"==typeof t&&"number"==typeof e?(r=t,n=e):Array.isArray(t)&&Array.isArray(e)&&(r=t[0],n=e[0]),void 0!==r&&void 0!==n)return jd(n,r)}async _setImageIdIndex(e){if(e>=this.imageIds.length)throw new Error(`ImageIdIndex provided ${e} is invalid, the stack only has ${this.imageIds.length} elements`);this.currentImageIdIndex=e,this.hasPixelSpacing=!0,this.viewportStatus=G.PRE_RENDER;return await this._loadAndDisplayImage(this.imageIds[e],e)}resetCameraCPU(e,t){const{image:r}=this._cpuFallbackEnabledElement;if(!r)return;!function(e,t=!0,r=!0){const{canvas:n,image:a,viewport:o}=e,i=Iu(n,a,0).scaleFactor;o.vflip=!1,o.hflip=!1,t&&(o.translation.x=0,o.translation.y=0),r&&(o.displayedArea.tlhc.x=1,o.displayedArea.tlhc.y=1,o.displayedArea.brhc.x=a.columns,o.displayedArea.brhc.y=a.rows,o.scale=i)}(this._cpuFallbackEnabledElement,e,t);const{scale:n}=this._cpuFallbackEnabledElement.viewport,{clientWidth:a,clientHeight:o}=this.element,i=[a/2,o/2],s=this.canvasToWorldCPU(i);this.setCameraCPU({focalPoint:s,scale:n})}resetCameraGPU(e,t){this.setCamera({flipHorizontal:!1,flipVertical:!1,viewUp:this.initialViewUp});return super.resetCamera(e,t,!0)}scroll(e,t=!0,r=!1){const n=this.imageIds,a=this.targetImageIdIndex,o=n.length;let i=a+e;i=Math.max(0,i),r?i%=o:i=Math.min(o-1,i),this.targetImageIdIndex=i;const s=n[i];qd.isLoaded(s)||!t?this.setImageIdIndex(i):(clearTimeout(this.debouncedTimeout),this.debouncedTimeout=window.setTimeout((()=>{this.setImageIdIndex(i)}),40));const l={newImageIdIndex:i,imageId:s,direction:e};i!==a&&se(this.element,g.STACK_VIEWPORT_SCROLL,l)}async setImageIdIndex(e){if(this._throwIfDestroyed(),this.currentImageIdIndex===e)return this.getCurrentImageId();return this._setImageIdIndex(e)}calibrateSpacing(e){const t=this.getImageIds().indexOf(e);this.stackInvalidated=!0,this._loadAndDisplayImage(e,t)}_restoreCameraProps({parallelScale:e},t,r){const n=this.getRenderer(),{position:a,focalPoint:o}=this.getCamera(),i=ot.R3.subtract(ot.R3.create(),a,r),s=ot.R3.subtract(ot.R3.create(),o,r);this.setCameraNoEvent({parallelScale:e,position:i,focalPoint:s});const l=this.getCamera();this.triggerCameraEvent(l,t);const c={type:"ResetCameraEvent",renderer:n};n.invokeEvent(c)}triggerCameraEvent(e,t){const r={previousCamera:t,camera:e,element:this.element,viewportId:this.id,renderingEngineId:this.renderingEngineId};this.suppressEvents||se(this.element,g.CAMERA_MODIFIED,r)}triggerCalibrationEvent(){const{imageData:e}=this.getImageData(),t={element:this.element,viewportId:this.id,renderingEngineId:this.renderingEngineId,imageId:this.getCurrentImageId(),imageData:e,worldToIndex:e.getWorldToIndex(),...this._calibrationEvent};this.suppressEvents||se(this.element,g.IMAGE_SPACING_CALIBRATED,t),this._publishCalibratedEvent=!1}_getVOIRangeForCurrentImage(){const{windowCenter:e,windowWidth:t}=this.csImage;return this._getVOIRangeFromWindowLevel(t,e)}_getValidVOILUTFunction(e){return-1===Object.values(_).indexOf(e)&&(e=_.LINEAR),e}getCPUFallbackError(e){return new Error(`method ${e} cannot be used during CPU Fallback mode`)}fillWithBackgroundColor(){const e=this.getRenderingEngine();e&&e.fillCanvasWithBackgroundColor(this.canvas,this.options.background)}unsetColormapCPU(){delete this._cpuFallbackEnabledElement.viewport.colormap,this._cpuFallbackEnabledElement.renderingTools={},this.cpuRenderingInvalidated=!0,this.fillWithBackgroundColor(),this.render()}setColormapCPU(e){const t=Yu(e.name,e);this._cpuFallbackEnabledElement.viewport.colormap=t,this._cpuFallbackEnabledElement.renderingTools={},this.fillWithBackgroundColor(),this.cpuRenderingInvalidated=!0,this.render()}setColormapGPU(e){const t=this.getDefaultActor().actor.getProperty(),r=t.getRGBTransferFunction();if(r)r.applyColorMap(e),t.setRGBTransferFunction(0,r);else{const r=te.ZP.newInstance(),n=this._getVOIRangeForCurrentImage();r.applyColorMap(e),r.setMappingRange(n.lower,n.upper),t.setRGBTransferFunction(0,r)}this.render()}unsetColormapGPU(){throw new Error("unsetColormapGPU not implemented.")}_getImagePlaneModule(e){const t=ut("imagePlaneModule",e);ut("calibratedPixelSpacing",e);this.calibration||=t.calibration;const r={...t};return r.columnPixelSpacing||(r.columnPixelSpacing=1,this.hasPixelSpacing=this.calibration?.scale>0),r.rowPixelSpacing||(r.rowPixelSpacing=1,this.hasPixelSpacing=this.calibration?.scale>0),r.columnCosines||(r.columnCosines=[0,1,0]),r.rowCosines||(r.rowCosines=[1,0,0]),r.imagePositionPatient||(r.imagePositionPatient=[0,0,0]),r.imageOrientationPatient||(r.imageOrientationPatient=new Float32Array([1,0,0,0,1,0])),r}};const rp=class extends Pf{constructor(e){super(e),this.getRotation=()=>0,this.getCurrentImageIdIndex=()=>{},this.getCurrentImageId=()=>null;const{parallelProjection:t,orientation:r}=this.options,n=this.getVtkActiveCamera();null!=t&&n.setParallelProjection(t),r&&r!==I.ACQUISITION&&this.applyViewOrientation(r)}resetCamera(e=!0,t=!0,r=!0){super.resetCamera(e,t,r),this.resetVolumeViewportClippingRange()}setSlabThickness(e,t){return null}setBlendMode(e,t,r){return null}resetProperties(e){return null}},np={[y.ORTHOGRAPHIC]:wf,[y.PERSPECTIVE]:wf,[y.STACK]:tp,[y.VOLUME_3D]:rp};function ap(e){return np[e].useCustomRenderingPipeline}const op=class{constructor(e){if(this._needsRender=new Set,this._animationFrameSet=!1,this._animationFrameHandle=null,this.renderFrameOfReference=e=>{const t=this._getViewportsAsArray().map((t=>{if(t.getFrameOfReferenceUID()===e)return t.id}));return this.renderViewports(t)},this._renderFlaggedViewports=()=>{this._throwIfDestroyed(),this.useCPURendering||this.performVtkDrawCall();const e=this._getViewportsAsArray(),t=[];for(let r=0;r<e.length;r++){const n=e[r];if(this._needsRender.has(n.id)){const e=this.renderViewportUsingCustomOrVtkPipeline(n);if(t.push(e),n.setRendered(),this._needsRender.delete(n.id),0===this._needsRender.size)break}}this._animationFrameSet=!1,this._animationFrameHandle=null,t.forEach((e=>{e?.element&&se(e.element,g.IMAGE_RENDERED,e)}))},this.id=e||le(),this.useCPURendering=Ze(),$.set(this),!$e())throw new Error("@cornerstonejs/core is not initialized, run init() first");this.useCPURendering||(this.offscreenMultiRenderWindow=mc.newInstance(),this.offScreenCanvasContainer=document.createElement("div"),this.offscreenMultiRenderWindow.setContainer(this.offScreenCanvasContainer)),this._viewports=new Map,this.hasBeenDestroyed=!1}enableElement(e){const t=this._normalizeViewportInputEntry(e);this._throwIfDestroyed();const{element:r,viewportId:n}=t;if(!r)throw new Error("No element provided");this.getViewport(n)&&(console.log("Viewport already exists, disabling it first"),this.disableElement(n),console.log(`Viewport ${n} disabled`));const{type:a}=t,o=ap(a);this.useCPURendering||o?this.addCustomViewport(t):this.enableVTKjsDrivenViewport(t);const i=Cu(r),{background:s}=t.defaultOptions;this.fillCanvasWithBackgroundColor(i,s)}disableElement(e){this._throwIfDestroyed();const t=this.getViewport(e);if(!t)return void console.warn(`viewport ${e} does not exist`);this._resetViewport(t),ap(t.type)||this.useCPURendering||this.offscreenMultiRenderWindow.removeRenderer(e),this._removeViewport(e),t.isDisabled=!0,this._needsRender.delete(e);this.getViewports().length||this._clearAnimationFrame();this.resize(!0,!0)}setViewports(e){const t=this._normalizeViewportInputEntries(e);this._throwIfDestroyed(),this._reset();const r=[],n=[];t.forEach((e=>{this.useCPURendering||ap(e.type)?n.push(e):r.push(e)})),this.setVtkjsDrivenViewports(r),this.setCustomViewports(n)}resize(e=!0,t=!0){this._throwIfDestroyed();const r=this._getViewportsAsArray(),n=[],a=[];r.forEach((e=>{ap(e.type)?a.push(e):n.push(e)})),n.length&&this._resizeVTKViewports(n,t,e),a.length&&this._resizeUsingCustomResizeHandler(a,t,e)}getViewport(e){return this._viewports.get(e)}getViewports(){return this._throwIfDestroyed(),this._getViewportsAsArray()}getStackViewports(){this._throwIfDestroyed();return this.getViewports().filter((e=>e instanceof tp))}getVolumeViewports(){this._throwIfDestroyed();return this.getViewports().filter((e=>e instanceof Pf))}render(){const e=this.getViewports().map((e=>e.id));this._setViewportsToBeRenderedNextFrame(e)}renderViewports(e){this._setViewportsToBeRenderedNextFrame(e)}renderViewport(e){this._setViewportsToBeRenderedNextFrame([e])}destroy(){if(!this.hasBeenDestroyed){if(!this.useCPURendering){this._getViewportsAsArray().forEach((e=>{this.offscreenMultiRenderWindow.removeRenderer(e.id)})),this.offscreenMultiRenderWindow.delete(),delete this.offscreenMultiRenderWindow}this._reset(),$.delete(this.id),this.hasBeenDestroyed=!0}}fillCanvasWithBackgroundColor(e,t){const r=e.getContext("2d");let n;if(t){const e=t.map((e=>Math.floor(255*e)));n=`rgb(${e[0]}, ${e[1]}, ${e[2]})`}else n="black";r.fillStyle=n,r.fillRect(0,0,e.width,e.height)}_normalizeViewportInputEntry(e){const{type:t,defaultOptions:r}=e;let n=r;return n&&0!==Object.keys(n).length||(n={background:[0,0,0],orientation:null,displayArea:null},t===y.ORTHOGRAPHIC&&(n={...n,orientation:I.AXIAL})),{...e,defaultOptions:n}}_normalizeViewportInputEntries(e){const t=[];return e.forEach((e=>{t.push(this._normalizeViewportInputEntry(e))})),t}_resizeUsingCustomResizeHandler(e,t=!0,r=!0){e.forEach((e=>{"function"==typeof e.resize&&e.resize()})),e.forEach((e=>{const r=e.getCamera();e.resetCamera(),t&&e.setCamera(r)})),!0===r&&this.render()}_resizeVTKViewports(e,t=!0,r=!0){const n=e.map((e=>e.canvas));if(n.length){const{offScreenCanvasWidth:t,offScreenCanvasHeight:r}=this._resizeOffScreenCanvas(n);this._resize(e,t,r)}e.forEach((e=>{const r=Cu(e.element),n=r.getBoundingClientRect(),a=window.devicePixelRatio||1;r.width=n.width*a,r.height=n.height*a;const o=e.getCamera();e.resetCamera(),t&&e.setCamera(o)})),!0===r&&this.render()}enableVTKjsDrivenViewport(e){const t=this._getViewportsAsArray().filter((e=>!1===ap(e.type))),r=t.map((e=>e.canvas)),n=Cu(e.element);r.push(n);const a=window.devicePixelRatio||1,o=n.getBoundingClientRect();n.width=o.width*a,n.height=o.height*a;const{offScreenCanvasWidth:i,offScreenCanvasHeight:s}=this._resizeOffScreenCanvas(r),l=this._resize(t,i,s),c={...e,canvas:n};this.addVtkjsDrivenViewport(c,{offScreenCanvasWidth:i,offScreenCanvasHeight:s,xOffset:l})}_removeViewport(e){this.getViewport(e)?this._viewports.delete(e):console.warn(`viewport ${e} does not exist`)}addVtkjsDrivenViewport(e,t){const{element:r,canvas:n,viewportId:a,type:o,defaultOptions:i}=e;r.tabIndex=-1;const{offScreenCanvasWidth:s,offScreenCanvasHeight:l,xOffset:c}=t,{sxStartDisplayCoords:u,syStartDisplayCoords:d,sxEndDisplayCoords:f,syEndDisplayCoords:p,sx:m,sy:h,sWidth:v,sHeight:b}=this._getViewportCoordsOnOffScreenCanvas(e,s,l,c);this.offscreenMultiRenderWindow.addRenderer({viewport:[u,d,f,p],id:a,background:i.background?i.background:[0,0,0]});const T={id:a,element:r,renderingEngineId:this.id,type:o,canvas:n,sx:m,sy:h,sWidth:v,sHeight:b,defaultOptions:i||{}};let C;if(o===y.STACK)C=new tp(T);else if(o===y.ORTHOGRAPHIC||o===y.PERSPECTIVE)C=new wf(T);else{if(o!==y.VOLUME_3D)throw new Error(`Viewport Type ${o} is not supported`);C=new rp(T)}this._viewports.set(a,C);const x={element:r,viewportId:a,renderingEngineId:this.id};C.suppressEvents||se(J,g.ELEMENT_ENABLED,x)}addCustomViewport(e){const{element:t,viewportId:r,type:n,defaultOptions:a}=e;t.tabIndex=-1;const o=Cu(t),{clientWidth:i,clientHeight:s}=o;o.width===i&&o.height===s||(o.width=i,o.height=s);const l={id:r,renderingEngineId:this.id,element:t,type:n,canvas:o,sx:0,sy:0,sWidth:i,sHeight:s,defaultOptions:a||{}};if(n!==y.STACK)throw new Error("Support for fully custom viewports not yet implemented");const c=new tp(l);this._viewports.set(r,c);const u={element:t,viewportId:r,renderingEngineId:this.id};se(J,g.ELEMENT_ENABLED,u)}setCustomViewports(e){e.forEach((e=>this.addCustomViewport(e)))}setVtkjsDrivenViewports(e){if(e.length){const t=e.map((e=>Cu(e.element)));t.forEach((e=>{const t=window.devicePixelRatio||1,r=e.getBoundingClientRect();e.width=r.width*t,e.height=r.height*t}));const{offScreenCanvasWidth:r,offScreenCanvasHeight:n}=this._resizeOffScreenCanvas(t);let a=0;for(let o=0;o<e.length;o++){const i=e[o],s=t[o],l={...i,canvas:s};this.addVtkjsDrivenViewport(l,{offScreenCanvasWidth:r,offScreenCanvasHeight:n,xOffset:a}),a+=s.width}}}_resizeOffScreenCanvas(e){const{offScreenCanvasContainer:t,offscreenMultiRenderWindow:r}=this,n=window.devicePixelRatio||1,a=Math.max(...e.map((e=>e.clientHeight*n)));let o=0;return e.forEach((e=>{o+=e.clientWidth*n})),t.width=o,t.height=a,r.resize(),{offScreenCanvasWidth:o,offScreenCanvasHeight:a}}_resize(e,t,r){let n=0;const a=window.devicePixelRatio||1;for(let o=0;o<e.length;o++){const i=e[o],{sxStartDisplayCoords:s,syStartDisplayCoords:l,sxEndDisplayCoords:c,syEndDisplayCoords:u,sx:d,sy:f,sWidth:p,sHeight:g}=this._getViewportCoordsOnOffScreenCanvas(i,t,r,n);n+=i.canvas.clientWidth*a,i.sx=d,i.sy=f,i.sWidth=p,i.sHeight=g;this.offscreenMultiRenderWindow.getRenderer(i.id).setViewport([s,l,c,u])}return n}_getViewportCoordsOnOffScreenCanvas(e,t,r,n){const{canvas:a}=e,{clientWidth:o,clientHeight:i}=a,s=window.devicePixelRatio||1,l=i*s,c=o*s,u=n/t,d=0+(r-l)/r;return{sxStartDisplayCoords:u,syStartDisplayCoords:d,sxEndDisplayCoords:u+c/t,syEndDisplayCoords:d+l/r,sx:n,sy:0,sWidth:c,sHeight:l}}_getViewportsAsArray(){return Array.from(this._viewports.values())}_setViewportsToBeRenderedNextFrame(e){e.forEach((e=>{this._needsRender.add(e)})),this._render()}_render(){this._needsRender.size>0&&!1===this._animationFrameSet&&(this._animationFrameHandle=window.requestAnimationFrame(this._renderFlaggedViewports),this._animationFrameSet=!0)}performVtkDrawCall(){const{offscreenMultiRenderWindow:e}=this,t=e.getRenderWindow(),r=e.getRenderers();if(r.length){for(let e=0;e<r.length;e++){const{renderer:t,id:n}=r[e];this._needsRender.has(n)?t.setDraw(!0):t.setDraw(!1)}t.render();for(let e=0;e<r.length;e++)r[e].renderer.setDraw(!1)}}renderViewportUsingCustomOrVtkPipeline(e){let t;if(!(e.sWidth<2||e.sHeight<2)){if(!0===ap(e.type))t=e.customRenderViewportToCanvas();else{if(this.useCPURendering)throw new Error("GPU not available, and using a viewport with no custom render 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t=this.id,{element:r,canvas:n,id:a}=e,o={element:r,viewportId:a,renderingEngineId:t};se(J,g.ELEMENT_DISABLED,o),r.removeAttribute("data-viewport-uid"),r.removeAttribute("data-rendering-engine-uid");n.getContext("2d").clearRect(0,0,n.width,n.height)}_clearAnimationFrame(){window.cancelAnimationFrame(this._animationFrameHandle),this._needsRender.clear(),this._animationFrameSet=!1,this._animationFrameHandle=null}_reset(){this._getViewportsAsArray().forEach((e=>{this._resetViewport(e)})),this._clearAnimationFrame(),this._viewports=new Map}_throwIfDestroyed(){if(this.hasBeenDestroyed)throw new Error("this.destroy() has been manually called to free up memory, can not longer use this instance. 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y=(m+1)%3,b=(m+2)%3,T=n[m],C=a[m];t.tickCounts[d]=T.length;for(var x=0;x<T.length;x++)l[3*c+m]=T[x],l[3*c+y]=s[h+y],l[3*c+b]=s[h+b],c++,t.textValues[u]=C[x],u++;d++}}t.textPolyData.getPoints().setData(l,3),t.textPolyData.modified()},e.update=function(){if(t.camera){for(var r=e.computeFacesToDraw(),n=t.lastFacesToDraw,a=!1,o=0;o<6;o++)t.dataBounds[o]!==t.lastTickBounds[o]&&(a=!0,t.lastTickBounds[o]=t.dataBounds[o]);if(r||a||t.forceUpdate){for(var i=new Array(12).fill(0),s=0;s<6;s++)if(n[s])for(var l=0;l<4;l++)i[ch[s][l]]++;for(var c=[],u=[],d=0;d<3;d++){var f=jp().domain([t.dataBounds[2*d],t.dataBounds[2*d+1]]);c[d]=f.ticks(5);var p=f.tickFormat(5);u[d]=c[d].map(p)}e.updatePolyData(n,i,c),e.updateTextData(n,i,c,u),(a||t.forceUpdate)&&e.updateTextureAtlas(u)}t.forceUpdate=!1}},e.updateTextureAtlas=function(e){t.tmContext.textBaseline="bottom",t.tmContext.textAlign="left",t._tmAtlas.clear();for(var r=0,n=1,a=0;a<3;a++){if(!t._tmAtlas.has(t.axisLabels[a])){Th(t.tmContext,t.axisTextStyle);var o=t.tmContext.measureText(t.axisLabels[a]),i={height:o.actualBoundingBoxAscent+2,startingHeight:n,width:o.width+2,textStyle:t.axisTextStyle};t._tmAtlas.set(t.axisLabels[a],i),n+=i.height,r<i.width&&(r=i.width)}Th(t.tmContext,t.tickTextStyle);for(var s=0;s<e[a].length;s++)if(!t._tmAtlas.has(e[a][s])){var l=t.tmContext.measureText(e[a][s]),c={height:l.actualBoundingBoxAscent+2,startingHeight:n,width:l.width+2,textStyle:t.tickTextStyle};t._tmAtlas.set(e[a][s],c),n+=c.height,r<c.width&&(r=c.width)}}r=(0,Mr.M)(r),n=(0,Mr.M)(n),t._tmAtlas.forEach((function(e){e.tcoords=[0,(n-e.startingHeight-e.height)/n,e.width/r,(n-e.startingHeight-e.height)/n,e.width/r,(n-e.startingHeight)/n,0,(n-e.startingHeight)/n]})),t.tmCanvas.width=r,t.tmCanvas.height=n,t.tmContext.textBaseline="bottom",t.tmContext.textAlign="left",t.tmContext.clearRect(0,0,r,n),t._tmAtlas.forEach((function(e,r){Th(t.tmContext,e.textStyle),t.tmContext.fillText(r,1,e.startingHeight+e.height-1)})),t.tmTexture.setCanvas(t.tmCanvas),t.tmTexture.modified()},e.onModified((function(){t.forceUpdate=!0,e.update()})),e.setTickTextStyle=function(r){t.tickTextStyle=sh(sh({},t.tickTextStyle),r),e.modified()},e.setAxisTextStyle=function(r){t.axisTextStyle=sh(sh({},t.axisTextStyle),r),e.modified()},e.get_tmAtlas=function(){return t._tmAtlas},e.getBounds=function(){return e.update(),Jd.ZP.setBounds(t.bounds,t.gridActor.getBounds()),Jd.ZP.scaleAboutCenter(t.bounds,t.boundsScaleFactor,t.boundsScaleFactor,t.boundsScaleFactor),t.bounds};var r=ht.default.chain(e.setProperty,t.gridActor.setProperty);e.setProperty=function(e){return r(e)[0]}}(e,t)}var Sh={newInstance:ht.default.newInstance(xh,"vtkCubeAxesActor"),extend:xh,newCubeAxesActorHelper:Ch};var Ph={};function wh(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Ph,r),Tt.extend(e,t,r),t.CubeAxesActorHelper=Sh.newCubeAxesActorHelper(),function(e,t){t.classHierarchy.push("vtkOpenGLCubeAxesActor"),e.buildPass=function(r){r&&(t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.CubeAxesActorHelper.getRenderable()||t.CubeAxesActorHelper.setRenderable(t.renderable),e.prepareNodes(),e.addMissingNode(t.CubeAxesActorHelper.getTmActor()),e.addMissingNode(t.renderable.getGridActor()),e.removeUnusedNodes())},e.opaquePass=function(e,r){if(e){var n=t._openGLRenderer?t._openGLRenderer.getRenderable().getActiveCamera():null,a=t._openGLRenderer.getTiledSizeAndOrigin();t.CubeAxesActorHelper.updateAPISpecificData([a.usize,a.vsize],n,t._openGLRenderWindow.getRenderable())}}}(e,t)}var Oh=(0,ht.WL)(wh,"vtkOpenGLCubeAxesActor");wt("vtkCubeAxesActor",Oh);var Ih=r(1600),Ah=r(85687),Rh=Ah.ZP.ColorMode,Eh=Ah.ZP.ScalarMode,Mh=Ah.ZP.GetArray;var Dh={static:!1,lookupTable:null,scalarVisibility:!1,scalarRange:[0,1],useLookupTableScalarRange:!1,colorMode:0,scalarMode:0,arrayAccessMode:1,renderTime:0,colorByArrayName:null,transformCoordinate:null,viewSpecificProperties:null,customShaderAttributes:[]};function Vh(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Dh,r),hc.Z.extend(e,t,r),ht.default.get(e,t,["colorMapColors"]),ht.default.setGet(e,t,["arrayAccessMode","colorByArrayName","colorMode","lookupTable","renderTime","scalarMode","scalarVisibility","static","transformCoordinate","useLookupTableScalarRange","viewSpecificProperties","customShaderAttributes"]),ht.default.setGetArray(e,t,["scalarRange"],2),t.viewSpecificProperties||(t.viewSpecificProperties={}),function(e,t){t.classHierarchy.push("vtkMapper2D"),e.createDefaultLookupTable=function(){t.lookupTable=Ih.ZP.newInstance()},e.getColorModeAsString=function(){return ht.default.enumToString(Rh,t.colorMode)},e.setColorModeToDefault=function(){return e.setColorMode(0)},e.setColorModeToMapScalars=function(){return e.setColorMode(1)},e.setColorModeToDirectScalars=function(){return e.setColorMode(2)},e.getScalarModeAsString=function(){return ht.default.enumToString(Eh,t.scalarMode)},e.setScalarModeToDefault=function(){return e.setScalarMode(0)},e.setScalarModeToUsePointData=function(){return e.setScalarMode(1)},e.setScalarModeToUseCellData=function(){return e.setScalarMode(2)},e.setScalarModeToUsePointFieldData=function(){return e.setScalarMode(3)},e.setScalarModeToUseCellFieldData=function(){return e.setScalarMode(4)},e.setScalarModeToUseFieldData=function(){return e.setScalarMode(5)},e.getAbstractScalars=function(e,r,n,a,o){if(!e||!t.scalarVisibility)return{scalars:null,cellFLag:!1};var i=null,s=!1;if(r===Eh.DEFAULT)(i=e.getPointData().getScalars())||(i=e.getCellData().getScalars(),s=!0);else if(r===Eh.USE_POINT_DATA)i=e.getPointData().getScalars();else if(r===Eh.USE_CELL_DATA)i=e.getCellData().getScalars(),s=!0;else if(r===Eh.USE_POINT_FIELD_DATA){var l=e.getPointData();i=n===Mh.BY_ID?l.getArrayByIndex(a):l.getArrayByName(o)}else if(r===Eh.USE_CELL_FIELD_DATA){var c=e.getCellData();s=!0,i=n===Mh.BY_ID?c.getArrayByIndex(a):c.getArrayByName(o)}else if(r===Eh.USE_FIELD_DATA){var u=e.getFieldData();i=n===Mh.BY_ID?u.getArrayByIndex(a):u.getArrayByName(o)}return{scalars:i,cellFlag:s}},e.getLookupTable=function(){return t.lookupTable||e.createDefaultLookupTable(),t.lookupTable},e.getMTime=function(){var e=t.mtime;if(null!==t.lookupTable){var r=t.lookupTable.getMTime();e=r>e?r:e}return e},e.mapScalars=function(r,n){var a=e.getAbstractScalars(r,t.scalarMode,t.arrayAccessMode,t.arrayId,t.colorByArrayName).scalars;if(a){var o="".concat(e.getMTime()).concat(a.getMTime()).concat(n);if(t.colorBuildString!==o){t.useLookupTableScalarRange||e.getLookupTable().setRange(t.scalarRange[0],t.scalarRange[1]);var i=e.getLookupTable();i&&(i.build(),t.colorMapColors=i.mapScalars(a,t.colorMode,t.fieldDataTupleId)),t.colorBuildString="".concat(e.getMTime()).concat(a.getMTime()).concat(n)}}else t.colorMapColors=null}}(e,t)}var Lh={newInstance:ht.default.newInstance(Vh,"vtkMapper2D"),extend:Vh},_h="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyData2DFS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\nuniform int PrimitiveIDOffset;\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// Scalar coloring\n//VTK::Color::Dec\n\n// Depth Peeling\n//VTK::DepthPeeling::Dec\n\n// picking support\n//VTK::Picking::Dec\n\n// the output of this shader\n//VTK::Output::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\nvoid main()\n{\n // Apple Bug\n //VTK::PrimID::Impl\n\n //VTK::Color::Impl\n //VTK::TCoord::Impl\n\n //VTK::DepthPeeling::Impl\n //VTK::Picking::Impl\n\n if (gl_FragData[0].a <= 0.0)\n {\n discard;\n }\n}\n",Nh="//VTK::System::Dec\n\n/*=========================================================================\n\n Program: Visualization Toolkit\n Module: vtkPolyData2DVS.glsl\n\n Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen\n All rights reserved.\n See Copyright.txt or http://www.kitware.com/Copyright.htm for details.\n\n This software is distributed WITHOUT ANY WARRANTY; without even\n the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR\n PURPOSE. See the above copyright notice for more information.\n\n=========================================================================*/\n\n// all variables that represent positions or directions have a suffix\n// indicating the coordinate system they are in. The possible values are\n// MC - Model Coordinates\n// WC - WC world coordinates\n// VC - View Coordinates\n// DC - Display Coordinates\n\nin vec4 vertexWC;\n\n// frag position in VC\n//VTK::PositionVC::Dec\n\n// material property values\n//VTK::Color::Dec\n\n// Texture coordinates\n//VTK::TCoord::Dec\n\n// Apple Bug\n//VTK::PrimID::Dec\n\nuniform mat4 WCVCMatrix; // World to view matrix\n\nvoid main()\n{\n // Apple Bug\n //VTK::PrimID::Impl\n\n gl_Position = WCVCMatrix*vertexWC;\n\n //VTK::TCoord::Impl\n\n //VTK::Color::Impl\n\n //VTK::PositionVC::Impl\n}\n",Bh={BACKGROUND:0,FOREGROUND:1},Fh={DisplayLocation:Bh},Uh=Er.primTypes,kh=Lh.ScalarMode,Gh=ht.E0,Wh={type:"StartEvent"},zh={type:"EndEvent"};var jh={context:null,VBOBuildTime:0,VBOBuildString:null,primitives:null,primTypes:null,shaderRebuildString:null};function Hh(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,jh,r),Tt.extend(e,t,r),Qr.implementReplaceShaderCoincidentOffset(e,t,r),Qr.implementBuildShadersWithReplacements(e,t,r),t.primitives=[],t.primTypes=Uh,t.tmpMat4=ot._E.identity(new Float64Array(16));for(var n=Uh.Start;n<Uh.End;n++)t.primitives[n]=Er.newInstance(),t.primitives[n].setPrimitiveType(n),t.primitives[n].set({lastLightComplexity:0,lastLightCount:0,lastSelectionPass:!1},!0);(0,ht.g2)(e,t,["context"]),t.VBOBuildTime={},(0,ht.j6)(t.VBOBuildTime,{mtime:0}),function(e,t){t.classHierarchy.push("vtkOpenGLPolyDataMapper2D"),e.buildPass=function(r){r&&(t.openGLActor2D=e.getFirstAncestorOfType("vtkOpenGLActor2D"),t._openGLRenderer=t.openGLActor2D.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.openGLCamera=t._openGLRenderer.getViewNodeFor(t._openGLRenderer.getRenderable().getActiveCamera()))},e.overlayPass=function(t){t&&e.render()},e.getShaderTemplate=function(e,t,r){e.Vertex=Nh,e.Fragment=_h,e.Geometry=""},e.render=function(){var r=t._openGLRenderWindow.getContext();if(t.context!==r){t.context=r;for(var n=Uh.Start;n<Uh.End;n++)t.primitives[n].setOpenGLRenderWindow(t._openGLRenderWindow)}var a=t.openGLActor2D.getRenderable(),o=t._openGLRenderer.getRenderable();e.renderPiece(o,a)},e.renderPiece=function(r,n){e.invokeEvent(Wh),t.renderable.getStatic()||t.renderable.update(),t.currentInput=t.renderable.getInputData(),e.invokeEvent(zh),t.currentInput?t.currentInput.getPoints&&t.currentInput.getPoints().getNumberOfValues()&&(e.renderPieceStart(r,n),e.renderPieceDraw(r,n),e.renderPieceFinish(r,n)):Gh("No input!")},e.renderPieceStart=function(r,n){t.primitiveIDOffset=0,t._openGLRenderer.getSelector()&&(t._openGLRenderer.getSelector().getCurrentPass(),t._openGLRenderer.getSelector().renderProp(n)),e.updateBufferObjects(r,n),t.lastBoundBO=null},e.getNeedToRebuildShaders=function(e,r,n){return e.getShaderSourceTime().getMTime()<t.renderable.getMTime()||e.getShaderSourceTime().getMTime()<t.currentInput.getMTime()},e.updateBufferObjects=function(t,r){e.getNeedToRebuildBufferObjects(t,r)&&e.buildBufferObjects(t,r)},e.getNeedToRebuildBufferObjects=function(r,n){var a=t.VBOBuildTime.getMTime();return!!(a<e.getMTime()||a<t._openGLRenderWindow.getMTime()||a<t.renderable.getMTime()||a<n.getMTime()||a<t.currentInput.getMTime()||t.renderable.getTransformCoordinate()&&a<r.getMTime())},e.buildBufferObjects=function(e,r){var n=t.currentInput;if(null!==n){t.renderable.mapScalars(n,r.getProperty().getOpacity());var a=t.renderable.getColorMapColors();t.haveCellScalars=!1;var o=t.renderable.getScalarMode();t.renderable.getScalarVisibility()&&(o!==kh.USE_CELL_DATA&&o!==kh.USE_CELL_FIELD_DATA&&o!==kh.USE_FIELD_DATA&&n.getPointData().getScalars()||o===kh.USE_POINT_FIELD_DATA||!a||(t.haveCellScalars=!0));var i=r.getProperty().getRepresentation(),s=n.getPointData().getTCoords();t.openGLActor2D.getActiveTextures()||(s=null);var l=t.renderable.getTransformCoordinate(),c=e.getRenderWindow().getViews()[0].getViewportSize(e),u="".concat(n.getMTime(),"A").concat(i,"B").concat(n.getMTime())+"C".concat(a?a.getMTime():1)+"D".concat(s?s.getMTime():1)+"E".concat(l?e.getMTime():1)+"F".concat(c);if(t.VBOBuildString!==u){var d=n.getPoints();if(l){var f=dc.ZP.newInstance(),p=d.getNumberOfPoints();f.setNumberOfPoints(p);for(var g=[],m=0;m<p;++m){d.getPoint(m,g),l.setValue(g);var h=l.getComputedDoubleViewportValue(e);f.setPoint(m,h[0],h[1],0)}d=f}var v={points:d,tcoords:s,colors:a,cellOffset:0,haveCellScalars:t.haveCellSCalars,customAttributes:t.renderable.getCustomShaderAttributes().map((function(e){return n.getPointData().getArrayByName(e)}))};v.cellOffset+=t.primitives[Uh.Points].getCABO().createVBO(n.getVerts(),"verts",i,v),v.cellOffset+=t.primitives[Uh.Lines].getCABO().createVBO(n.getLines(),"lines",i,v),v.cellOffset+=t.primitives[Uh.Tris].getCABO().createVBO(n.getPolys(),"polys",i,v),v.cellOffset+=t.primitives[Uh.TriStrips].getCABO().createVBO(n.getStrips(),"strips",i,v),t.VBOBuildTime.modified(),t.VBOBuildString=u}}},e.renderPieceDraw=function(r,n){var a=n.getProperty().getRepresentation();t.context.depthMask(!0);for(var o=Uh.Start;o<Uh.End;o++)t.primitives[o].getCABO().getElementCount()&&(t.lastBoundBO=t.primitives[o],t.primitiveIDOffset+=t.primitives[o].drawArrays(r,n,a,e))},e.renderPieceFinish=function(e,r){t.lastBoundBO&&t.lastBoundBO.getVAO().release()},e.replaceShaderValues=function(t,r,n){e.replaceShaderColor(t,r,n),e.replaceShaderTCoord(t,r,n),e.replaceShaderPicking(t,r,n),e.replaceShaderPositionVC(t,r,n)},e.replaceShaderColor=function(e,r,n){var a=e.Vertex,o=e.Geometry,i=e.Fragment;t.haveCellScalars&&(i=Sr.substitute(i,"//VTK::Color::Dec",["uniform samplerBuffer texture1;"]).result,i=Sr.substitute(i,"//VTK::Color::Impl",["gl_FragData[0] = texelFetchBuffer(texture1, gl_PrimitiveID + PrimitiveIDOffset);"]).result),0!==t.lastBoundBO.getCABO().getColorComponents()?(a=Sr.substitute(a,"//VTK::Color::Dec",["in vec4 diffuseColor;","out vec4 fcolorVSOutput;"]).result,a=Sr.substitute(a,"//VTK::Color::Impl",["fcolorVSOutput = diffuseColor;"]).result,o=Sr.substitute(o,"//VTK::Color::Dec",["in vec4 fcolorVSOutput[];\n","out vec4 fcolorGSOutput;"]).result,o=Sr.substitute(o,"//VTK::Color::Impl",["fcolorGSOutput = fcolorVSOutput[i];"]).result,i=Sr.substitute(i,"//VTK::Color::Dec",["in vec4 fcolorVSOutput;"]).result,i=Sr.substitute(i,"//VTK::Color::Impl",["gl_FragData[0] = fcolorVSOutput;"]).result):(i=Sr.substitute(i,"//VTK::Color::Dec",["uniform vec4 diffuseColor;"]).result,i=Sr.substitute(i,"//VTK::Color::Impl",["gl_FragData[0] = diffuseColor;"]).result),e.Vertex=a,e.Geometry=o,e.Fragment=i},e.replaceShaderTCoord=function(e,r,n){if(t.lastBoundBO.getCABO().getTCoordOffset()){var a=e.Vertex,o=e.Geometry,i=e.Fragment,s=t.lastBoundBO.getCABO().getTCoordComponents();1===s?(a=Sr.substitute(a,"//VTK::TCoord::Dec",["in float tcoordMC;","out float tcoordVCVSOutput;"]).result,a=Sr.substitute(a,"//VTK::TCoord::Impl",["tcoordVCVSOutput = tcoordMC;"]).result,o=Sr.substitute(o,"//VTK::TCoord::Dec",["in float tcoordVCVSOutput[];\n","out float tcoordVCGSOutput;"]).result,o=Sr.substitute(o,["//VTK::TCoord::Impl","tcoordVCGSOutput = tcoordVCVSOutput[i];"]).result,i=Sr.substitute(i,"//VTK::TCoord::Dec",["in float tcoordVCVSOutput;","uniform sampler2D texture1;"]).result,i=Sr.substitute(i,"//VTK::TCoord::Impl",["gl_FragData[0] = gl_FragData[0]*texture2D(texture1, vec2(tcoordVCVSOutput,0));"]).result):2===s&&(a=Sr.substitute(a,"//VTK::TCoord::Dec",["in vec2 tcoordMC;","out vec2 tcoordVCVSOutput;"]).result,a=Sr.substitute(a,"//VTK::TCoord::Impl",["tcoordVCVSOutput = tcoordMC;"]).result,o=Sr.substitute(o,"//VTK::TCoord::Dec",["in vec2 tcoordVCVSOutput[];\n","out vec2 tcoordVCGSOutput;"]).result,o=Sr.substitute(o,"//VTK::TCoord::Impl",["tcoordVCGSOutput = tcoordVCVSOutput[i];"]).result,i=Sr.substitute(i,"//VTK::TCoord::Dec",["in vec2 tcoordVCVSOutput;","uniform sampler2D texture1;"]).result,i=Sr.substitute(i,"//VTK::TCoord::Impl",["gl_FragData[0] = gl_FragData[0]*texture2D(texture1, tcoordVCVSOutput.st);"]).result),t.haveCellScalars&&(o=Sr.substitute(o,"//VTK::PrimID::Impl",["gl_PrimitiveID = gl_PrimitiveIDIn;"]).result),e.Vertex=a,e.Geometry=o,e.Fragment=i}},e.replaceShaderPicking=function(e,t,r){var n=e.Fragment;n=Sr.substitute(n,"//VTK::Picking::Dec",["uniform vec3 mapperIndex;","uniform int picking;"]).result,n=Sr.substitute(n,"//VTK::Picking::Impl"," gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];").result,e.Fragment=n},e.replaceShaderPositionVC=function(e,r,n){t.lastBoundBO.replaceShaderPositionVC(e,r,n)},e.invokeShaderCallbacks=function(e,r,n){var a=t.renderable.getViewSpecificProperties().ShadersCallbacks;a&&a.forEach((function(t){t.callback(t.userData,e,r,n)}))},e.setMapperShaderParameters=function(e,r,n){if(e.getProgram().isUniformUsed("PrimitiveIDOffset")&&e.getProgram().setUniformi("PrimitiveIDOffset",t.primitiveIDOffset),e.getProgram().isAttributeUsed("vertexWC")&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"vertexWC",e.getCABO().getVertexOffset(),e.getCABO().getStride(),t.context.FLOAT,3,!1)||Gh("Error setting vertexWC in shader VAO.")),e.getCABO().getElementCount()&&(t.VBOBuildTime.getMTime()>e.getAttributeUpdateTime().getMTime()||e.getShaderSourceTime().getMTime()>e.getAttributeUpdateTime().getMTime())){t.renderable.getCustomShaderAttributes().forEach((function(r,n){e.getProgram().isAttributeUsed("".concat(r,"MC"))&&(e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"".concat(r,"MC"),e.getCABO().getCustomData()[n].offset,e.getCABO().getStride(),t.context.FLOAT,e.getCABO().getCustomData()[n].components,!1)||Gh("Error setting ".concat(r,"MC in shader VAO.")))})),e.getProgram().isAttributeUsed("tcoordMC")&&e.getCABO().getTCoordOffset()?e.getVAO().addAttributeArray(e.getProgram(),e.getCABO(),"tcoordMC",e.getCABO().getTCoordOffset(),e.getCABO().getStride(),t.context.FLOAT,e.getCABO().getTCoordComponents(),!1)||Gh("Error setting tcoordMC in shader 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r=e.getLastSize(),n=Math.pow(r[0]/700,.8),a=Math.pow(r[1]/700,.8),o=Math.min(n,a),i=e.getAxisTextStyle(),s=e.getTickTextStyle();Object.assign(i,t.axisTextStyle),Object.assign(s,t.tickTextStyle),i.fontSize=Math.max(24*o,12),e.getLastAspectRatio()>1?s.fontSize=Math.max(20*o,10):s.fontSize=Math.max(16*o,10);var l=e.updateTextureAtlas();e.setTopTitle(!1);var c=e.getBoxSizeByReference();if(e.getLastAspectRatio()>1)e.setTickLabelPixelOffset(.3*s.fontSize),l.titleWidth<=l.tickWidth+e.getTickLabelPixelOffset()+.8*s.fontSize?(e.setTopTitle(!0),e.setAxisTitlePixelOffset(.2*s.fontSize),c[0]=2*(l.tickWidth+e.getTickLabelPixelOffset()+.8*s.fontSize)/r[0],e.setBoxPosition([.98-c[0],-.92])):(e.setAxisTitlePixelOffset(.2*s.fontSize),c[0]=2*(l.titleHeight+e.getAxisTitlePixelOffset()+l.tickWidth+e.getTickLabelPixelOffset()+.8*s.fontSize)/r[0],e.setBoxPosition([.99-c[0],-.92])),c[1]=Math.max(1.2,Math.min(1.84/a,1.84));else{e.setAxisTitlePixelOffset(1.2*s.fontSize),e.setTickLabelPixelOffset(.1*s.fontSize);var u=2*(.8*s.fontSize+l.titleHeight+e.getAxisTitlePixelOffset())/r[1],d=2*l.tickWidth/r[0];c[0]=Math.min(1.9,Math.max(1.4,1.4*d*(e.getTicks().length+3))),c[1]=u,e.setBoxPosition([-.5*c[0],-.97])}e.recomputeBarSegments(l)}}function Qh(e,t){return function(e){var 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o=t.renderable.getScalarsToColors();if(o&&t.renderable.getVisibility()&&(t.barMapper.setLookupTable(o),t.camera=n,t.renderWindow=a,t.forceUpdate||Math.max(o.getMTime(),e.getMTime(),t.renderable.getMTime())>t.lastRebuildTime.getMTime())){var i=o.getMappingRange();if(t.lastTickBounds=(0,pa.Z)(i),t.renderable.getGenerateTicks()(e),t.renderable.getAutomated())t.renderable.getAutoLayout()(e);else{t.axisTextStyle=Xh({},t.renderable.getAxisTextStyle()),t.tickTextStyle=Xh({},t.renderable.getTickTextStyle()),t.barPosition=(0,pa.Z)(t.renderable.getBarPosition()),t.barSize=(0,pa.Z)(t.renderable.getBarSize()),t.boxPosition=(0,pa.Z)(t.renderable.getBoxPosition()),t.boxSize=(0,pa.Z)(t.renderable.getBoxSize()),t.axisTitlePixelOffset=t.renderable.getAxisTitlePixelOffset(),t.tickLabelPixelOffset=t.renderable.getTickLabelPixelOffset();var s=e.updateTextureAtlas();e.recomputeBarSegments(s)}e.updatePolyDataForLabels(),e.updatePolyDataForBarSegments(),t.lastRebuildTime.modified(),t.forceUpdate=!1}},e.updateTextureAtlas=function(){t.tmContext.textBaseline="bottom",t.tmContext.textAlign="left";var r={},n=new Map,a=0,o=1;Yh(t.tmContext,t.axisTextStyle);var i=t.tmContext.measureText(t.renderable.getAxisLabel()),s={height:i.actualBoundingBoxAscent+2,startingHeight:o,width:i.width+2,textStyle:t.axisTextStyle};n.set(t.renderable.getAxisLabel(),s),o+=s.height,a=s.width,r.titleWidth=s.width,r.titleHeight=s.height,r.tickWidth=0,r.tickHeight=0,Yh(t.tmContext,t.tickTextStyle);for(var l=[].concat((0,pa.Z)(e.getTickStrings()),["NaN","Below","Above"]),c=0;c<l.length;c++)n.has(l[c])||(s={height:(i=t.tmContext.measureText(l[c])).actualBoundingBoxAscent+2,startingHeight:o,width:i.width+2,textStyle:t.tickTextStyle},n.set(l[c],s),o+=s.height,a<s.width&&(a=s.width),r.tickWidth<s.width&&(r.tickWidth=s.width),r.tickHeight<s.height&&(r.tickHeight=s.height));return a=(0,Mr.M)(a),o=(0,Mr.M)(o),n.forEach((function(e){e.tcoords=[0,(o-e.startingHeight-e.height)/o,e.width/a,(o-e.startingHeight-e.height)/o,e.width/a,(o-e.startingHeight)/o,0,(o-e.startingHeight)/o]})),t.tmCanvas.width=a,t.tmCanvas.height=o,t.tmContext.textBaseline="bottom",t.tmContext.textAlign="left",t.tmContext.clearRect(0,0,a,o),n.forEach((function(e,r){Yh(t.tmContext,e.textStyle),t.tmContext.fillText(r,1,e.startingHeight+e.height-1)})),t.tmTexture.setCanvas(t.tmCanvas),t.tmTexture.modified(),t._tmAtlas=n,r},e.computeBarSize=function(e){t.vertical=t.boxSize[1]>t.boxSize[0];var r=2*e.tickHeight/t.lastSize[1],n=[1,1];if(t.vertical){var a=2*(e.tickWidth+t.tickLabelPixelOffset)/t.lastSize[0];if(t.topTitle){var o=2*(e.titleHeight+t.axisTitlePixelOffset)/t.lastSize[1];t.barSize[0]=t.boxSize[0]-a,t.barSize[1]=t.boxSize[1]-o}else{var i=2*(e.titleHeight+t.axisTitlePixelOffset)/t.lastSize[0];t.barSize[0]=t.boxSize[0]-i-a,t.barSize[1]=t.boxSize[1]}t.barPosition[0]=t.boxPosition[0]+a,t.barPosition[1]=t.boxPosition[1],n[1]=r}else{var s=(2*e.tickWidth-8)/t.lastSize[0],l=2*(e.titleHeight+t.axisTitlePixelOffset)/t.lastSize[1];t.barSize[0]=t.boxSize[0],t.barPosition[0]=t.boxPosition[0],t.barSize[1]=t.boxSize[1]-l,t.barPosition[1]=t.boxPosition[1],n[0]=s}return n},e.recomputeBarSegments=function(r){var n,a,o,i,s=e.computeBarSize(r);t.barSegments=[];var l=[0,0],c=t.vertical?1:0,u=t.vertical?.01:.02;function d(e,r){t.barSegments.push({corners:[[].concat(l),[l[0]+s[0],l[1]],[l[0]+s[0],l[1]+s[1]],[l[0],l[1]+s[1]]],scalars:r,title:e}),l[c]+=s[c]+u}t.renderable.getDrawNanAnnotation()&&t.renderable.getScalarsToColors().getNanColor()&&d("NaN",[NaN,NaN,NaN,NaN]),t.renderable.getDrawBelowRangeSwatch()&&null!==(n=(a=t.renderable.getScalarsToColors()).getUseBelowRangeColor)&&void 0!==n&&n.call(a)&&d("Below",[-.1,-.1,-.1,-.1]);var f=null===(o=(i=t.renderable.getScalarsToColors()).getUseAboveRangeColor)||void 0===o?void 0:o.call(i);l[c]+=u;var p=s[c];s[c]=f?1-2*u-s[c]-l[c]:1-u-l[c],d("ticks",t.vertical?[0,0,.995,.995]:[0,.995,.995,0]),t.renderable.getDrawAboveRangeSwatch()&&f&&(s[c]=p,l[c]+=u,d("Above",[1.1,1.1,1.1,1.1]))};var r=new Float64Array(3);e.createPolyDataForOneLabel=function(e,n,a,o,i,s){var l=t._tmAtlas.get(e);if(l){var c=s.ptIdx,u=s.cellIdx;r[0]=(.5*n[0]+.5)*t.lastSize[0],r[1]=(.5*n[1]+.5)*t.lastSize[1],r[2]=n[2],r[0]+=i[0],r[1]+=i[1];var d=[],f="vertical"===o?[1,0]:[0,1];"vertical"===o?(d[0]=l.width,d[1]=-l.height,"middle"===a[0]?r[1]-=l.width/2:"right"===a[0]&&(r[1]-=l.width),"middle"===a[1]?r[0]+=l.height/2:"top"===a[1]&&(r[0]+=l.height)):(d[0]=l.width,d[1]=l.height,"middle"===a[0]?r[0]-=l.width/2:"right"===a[0]&&(r[0]-=l.width),"middle"===a[1]?r[1]-=l.height/2:"top"===a[1]&&(r[1]-=l.height)),s.points[3*c]=r[0],s.points[3*c+1]=r[1],s.points[3*c+2]=r[2],s.tcoords[2*c]=l.tcoords[0],s.tcoords[2*c+1]=l.tcoords[1],c++,r[f[0]]+=d[0],s.points[3*c]=r[0],s.points[3*c+1]=r[1],s.points[3*c+2]=r[2],s.tcoords[2*c]=l.tcoords[2],s.tcoords[2*c+1]=l.tcoords[3],c++,r[f[1]]+=d[1],s.points[3*c]=r[0],s.points[3*c+1]=r[1],s.points[3*c+2]=r[2],s.tcoords[2*c]=l.tcoords[4],s.tcoords[2*c+1]=l.tcoords[5],c++,r[f[0]]-=d[0],s.points[3*c]=r[0],s.points[3*c+1]=r[1],s.points[3*c+2]=r[2],s.tcoords[2*c]=l.tcoords[6],s.tcoords[2*c+1]=l.tcoords[7],c++,s.polys[4*u]=3,s.polys[4*u+1]=c-4,s.polys[4*u+2]=c-3,s.polys[4*u+3]=c-2,u++,s.polys[4*u]=3,s.polys[4*u+1]=c-4,s.polys[4*u+2]=c-2,s.polys[4*u+3]=c-1,s.ptIdx+=4,s.cellIdx+=2}};var n=new Float64Array(3);e.updatePolyDataForLabels=function(){var r=e.getTickStrings().length+t.barSegments.length,a=4*r,o=2*r,i=new Float64Array(3*a),s=new Uint16Array(4*o),l=new Float32Array(2*a),c={ptIdx:0,cellIdx:0,polys:s,points:i,tcoords:l},u=t.vertical?0:1,d=t.vertical?1:0;n[2]=-.99;var f=t.vertical?["right","middle"]:["middle","bottom"],p=[0,1],g=[0,0];t.vertical?(g[0]=-t.tickLabelPixelOffset,t.topTitle?(n[0]=t.boxPosition[0]+.5*t.boxSize[0],n[1]=t.barPosition[1]+t.barSize[1],e.createPolyDataForOneLabel(t.renderable.getAxisLabel(),n,["middle","bottom"],"horizontal",[0,t.axisTitlePixelOffset],c)):(n[0]=t.barPosition[0]+t.barSize[0],n[1]=t.barPosition[1]+.5*t.barSize[1],e.createPolyDataForOneLabel(t.renderable.getAxisLabel(),n,["middle","top"],"vertical",[t.axisTitlePixelOffset,0],c)),p=[-1,0]):(g[1]=t.tickLabelPixelOffset,n[0]=t.barPosition[0]+.5*t.barSize[0],n[1]=t.barPosition[1]+t.barSize[1],e.createPolyDataForOneLabel(t.renderable.getAxisLabel(),n,["middle","bottom"],"horizontal",[0,t.axisTitlePixelOffset],c)),n[u]=t.barPosition[u]+(.5*p[u]+.5)*t.barSize[u],n[d]=t.barPosition[d]+.5*t.barSize[d];for(var m=null,h=0;h<t.barSegments.length;h++){var v=t.barSegments[h];"ticks"===v.title?m=v:(n[d]=t.barPosition[d]+.5*t.barSize[d]*(v.corners[2][d]+v.corners[0][d]),e.createPolyDataForOneLabel(v.title,n,f,"horizontal",g,c))}for(var y=t.barPosition[d]+t.barSize[d]*m.corners[0][d],b=t.barSize[d]*(m.corners[2][d]-m.corners[0][d]),T=e.getTicks(),C=e.getTickStrings(),x=0;x<T.length;x++){var S=(T[x]-t.lastTickBounds[0])/(t.lastTickBounds[1]-t.lastTickBounds[0]);n[d]=y+b*S,e.createPolyDataForOneLabel(C[x],n,f,"horizontal",g,c)}var P=re.ZP.newInstance({numberOfComponents:2,values:l,name:"TextureCoordinates"});t.tmPolyData.getPointData().setTCoords(P),t.tmPolyData.getPoints().setData(i,3),t.tmPolyData.getPoints().modified(),t.tmPolyData.getPolys().setData(s,1),t.tmPolyData.getPolys().modified(),t.tmPolyData.modified()},e.updatePolyDataForBarSegments=function(){var e,r,a=t.renderable.getScalarsToColors(),o=0;t.renderable.getDrawNanAnnotation()&&a.getNanColor()&&(o+=1),t.renderable.getDrawBelowRangeSwatch()&&null!==(e=a.getUseBelowRangeColor)&&void 0!==e&&e.call(a)&&(o+=1),t.renderable.getDrawAboveRangeSwatch()&&null!==(r=a.getUseAboveRangeColor)&&void 0!==r&&r.call(a)&&(o+=1);var i=4*(1+o),s=i,l=1;a.getVectorMode()===qh.COMPONENT&&(l=a.getVectorComponent()+1);for(var c=new Float64Array(3*i),u=new Uint16Array(5*s),d=new Float32Array(i*l),f=0,p=0,g=0;g<t.barSegments.length;g++){for(var m=t.barSegments[g],h=0;h<4;h++){n[0]=t.barPosition[0]+m.corners[h][0]*t.barSize[0],n[1]=t.barPosition[1]+m.corners[h][1]*t.barSize[1],c[3*f]=(.5*n[0]+.5)*t.lastSize[0],c[3*f+1]=(.5*n[1]+.5)*t.lastSize[1],c[3*f+2]=n[2];for(var v=0;v<l;v++)d[f*l+v]=t.lastTickBounds[0]+m.scalars[h]*(t.lastTickBounds[1]-t.lastTickBounds[0]);f++}u[5*p]=4,u[5*p+1]=f-4,u[5*p+2]=f-3,u[5*p+3]=f-2,u[5*p+4]=f-1,p++}var y=re.ZP.newInstance({numberOfComponents:l,values:d,name:"Scalars"});t.polyData.getPointData().setScalars(y),t.polyData.getPoints().setData(c,3),t.polyData.getPoints().modified(),t.polyData.getPolys().setData(u,1),t.polyData.getPolys().modified(),t.polyData.modified()}}(e,t)}),"vtkScalarBarActorHelper");function ev(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,function(e){return Xh({automated:!0,autoLayout:null,axisLabel:"Scalar Value",barPosition:[0,0],barSize:[0,0],boxPosition:[.88,-.92],boxSize:[.1,1.1],scalarToColors:null,axisTitlePixelOffset:36,axisTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:18,fontFamily:"serif"},tickLabelPixelOffset:14,tickTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:14,fontFamily:"serif"},generateTicks:null,drawNanAnnotation:!0,drawBelowRangeSwatch:!0,drawAboveRangeSwatch:!0},e)}(r)),t.autoLayout||(t.autoLayout=$h(0,t)),t.generateTicks||(t.generateTicks=Qh()),fc.ZP.extend(e,t,r),e.getProperty().setDiffuse(0),e.getProperty().setAmbient(1),ht.default.setGet(e,t,["automated","autoLayout","axisTitlePixelOffset","axisLabel","scalarsToColors","tickLabelPixelOffset","generateTicks","drawNanAnnotation","drawBelowRangeSwatch","drawAboveRangeSwatch"]),ht.default.get(e,t,["axisTextStyle","tickTextStyle"]),ht.default.getArray(e,t,["barPosition","barSize","boxPosition","boxSize"]),ht.default.setArray(e,t,["barPosition","barSize","boxPosition","boxSize"],2),function(e,t){t.classHierarchy.push("vtkScalarBarActor"),e.setTickTextStyle=function(r){t.tickTextStyle=Xh(Xh({},t.tickTextStyle),r),e.modified()},e.setAxisTextStyle=function(r){t.axisTextStyle=Xh(Xh({},t.axisTextStyle),r),e.modified()},e.resetAutoLayoutToDefault=function(){e.setAutoLayout($h(0,t))},e.resetGenerateTicksToDefault=function(){e.setGenerateTicks(Qh())}}(e,t)}var tv={newInstance:ht.default.newInstance(ev,"vtkScalarBarActor"),extend:ev,newScalarBarActorHelper:Jh};var rv={};function nv(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,rv,r),Tt.extend(e,t,r),t.scalarBarActorHelper=tv.newScalarBarActorHelper(),function(e,t){t.classHierarchy.push("vtkOpenGLScalarBarActor"),e.buildPass=function(r){r&&(t._openGLRenderer=e.getFirstAncestorOfType("vtkOpenGLRenderer"),t._openGLRenderWindow=t._openGLRenderer.getParent(),t.scalarBarActorHelper.getRenderable()||t.scalarBarActorHelper.setRenderable(t.renderable),e.prepareNodes(),e.addMissingNode(t.scalarBarActorHelper.getBarActor()),e.addMissingNode(t.scalarBarActorHelper.getTmActor()),e.removeUnusedNodes())},e.opaquePass=function(e,r){if(e){var n=t._openGLRenderer?t._openGLRenderer.getRenderable().getActiveCamera():null,a=t._openGLRenderer.getTiledSizeAndOrigin();t.scalarBarActorHelper.updateAPISpecificData([a.usize,a.vsize],n,t._openGLRenderWindow.getRenderable())}}}(e,t)}var av=(0,ht.WL)(nv,"vtkOpenGLScalarBarActor");wt("vtkScalarBarActor",av);var ov=Us.ZP.CoordinateSystem;var iv={keyMatricesTime:null,keyMatrices:null,propID:void 0,bufferShift:void 0};function sv(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,iv,r),Tt.extend(e,t,r),t.keyMatricesTime={},ht.default.obj(t.keyMatricesTime,{mtime:0}),t.keyMatrices={normalMatrix:new Float64Array(16),bcwc:new Float64Array(16),bcsc:new 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e.getKeyMatrices(r),t.bufferShift},e.getKeyMatrices=function(e){if(Math.max(t.renderable.getMTime(),e.getStabilizedTime())>t.keyMatricesTime.getMTime()){t.renderable.computeMatrix();var r=t.renderable.getMatrix();t.bufferShift[0]=r[3],t.bufferShift[1]=r[7],t.bufferShift[2]=r[11];var n=e.getStabilizedCenterByReference();t.renderable.getCoordinateSystem()===ov.WORLD&&(t.bufferShift[0]-=n[0],t.bufferShift[1]-=n[1],t.bufferShift[2]-=n[2]),ot._E.transpose(t.keyMatrices.bcwc,r),t.renderable.getIsIdentity()?ot._E.identity(t.keyMatrices.normalMatrix):(ot._E.copy(t.keyMatrices.normalMatrix,t.keyMatrices.bcwc),t.keyMatrices.normalMatrix[3]=0,t.keyMatrices.normalMatrix[7]=0,t.keyMatrices.normalMatrix[11]=0,ot._E.invert(t.keyMatrices.normalMatrix,t.keyMatrices.normalMatrix),ot._E.transpose(t.keyMatrices.normalMatrix,t.keyMatrices.normalMatrix)),ot._E.translate(t.keyMatrices.bcwc,t.keyMatrices.bcwc,[-t.bufferShift[0],-t.bufferShift[1],-t.bufferShift[2]]),t.renderable.getCoordinateSystem()===ov.WORLD?ot._E.translate(t.keyMatrices.bcsc,t.keyMatrices.bcwc,[-n[0],-n[1],-n[2]]):ot._E.copy(t.keyMatrices.bcsc,t.keyMatrices.bcwc),t.keyMatricesTime.modified()}return t.keyMatrices}}(e,t)}var lv=ht.default.newInstance(sv);Qn("vtkActor",lv);var cv=Us.ZP.CoordinateSystem;var uv={keyMatricesTime:null,keyMatrices:null,propID:void 0,bufferShift:void 0};function dv(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,uv,r),Tt.extend(e,t,r),t.keyMatricesTime={},ht.default.obj(t.keyMatricesTime,{mtime:0}),t.keyMatrices={normalMatrix:new Float64Array(16),bcwc:new Float64Array(16),bcsc:new Float64Array(16)},ht.default.get(e,t,["propID","keyMatricesTime"]),t.bufferShift=[0,0,0,0],function(e,t){t.classHierarchy.push("vtkWebGPUActor2D"),e.buildPass=function(r){r&&(t.WebGPURenderer=e.getFirstAncestorOfType("vtkWebGPURenderer"),t.WebGPURenderWindow=t.WebGPURenderer.getFirstAncestorOfType("vtkWebGPURenderWindow"),void 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e.getKeyMatrices(r),t.bufferShift},e.getKeyMatrices=function(e){if(Math.max(t.renderable.getMTime(),e.getStabilizedTime())>t.keyMatricesTime.getMTime()){t.bufferShift[0]=0,t.bufferShift[1]=0,t.bufferShift[2]=0;var r=e.getStabilizedCenterByReference();t.renderable.getCoordinateSystem()===cv.WORLD&&(t.bufferShift[0]-=r[0],t.bufferShift[1]-=r[1],t.bufferShift[2]-=r[2]),ot._E.identity(t.keyMatrices.bcwc),ot._E.identity(t.keyMatrices.normalMatrix),ot._E.translate(t.keyMatrices.bcwc,t.keyMatrices.bcwc,[-t.bufferShift[0],-t.bufferShift[1],-t.bufferShift[2]]),t.renderable.getCoordinateSystem()===cv.WORLD?ot._E.translate(t.keyMatrices.bcsc,t.keyMatrices.bcwc,[-r[0],-r[1],-r[2]]):ot._E.copy(t.keyMatrices.bcsc,t.keyMatrices.bcwc),t.keyMatricesTime.modified()}return t.keyMatrices}}(e,t)}var fv=ht.default.newInstance(dv);Qn("vtkActor2D",fv);var pv={};function gv(e,t){var r=arguments.length>2&&void 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e.setRepresentation(ur.hX.SURFACE)},e.setRepresentationToPoints=function(){return e.setRepresentation(ur.hX.POINTS)},e.getRepresentationAsString=function(){return ht.default.enumToString(ur.hX,t.representation)}}(e,t)}var Tv=function(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?hv(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):hv(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}({newInstance:ht.default.newInstance(bv,"vtkProperty2D"),extend:bv},Fh),Cv=po.BufferUsage,xv=po.PrimitiveTypes,Sv=Ua.ZP.Representation,Pv=Fs.ZP.ScalarMode,wv=Us.ZP.CoordinateSystem,Ov=Tv.DisplayLocation;function Iv(e){return e.indexOf("edge")>=0}var Av={is2D:!1,cellArray:null,currentInput:null,cellOffset:0,primitiveType:0,colorTexture:null,renderEncoder:null,textures:null};function Rv(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Av,r),Aa.extend(e,t,r),t.fragmentShaderTemplate='\nstruct PBRData {\n diffuse: vec3<f32>,\n specular: vec3<f32>,\n}\n\n// Dot product with the max already in it\nfn mdot(a: vec3<f32>, b: vec3<f32>) -> f32 {\n return max(0.0, dot(a, b));\n}\n// Dot product with a max in it that does not allow for negative values\n// Physically based rendering is accurate as long as normals are accurate,\n// however this is pretty often not the case. In order to prevent negative\n// values from ruining light calculations and creating zones of zero light,\n// this remapping is used, which smoothly clamps the dot product between\n// zero and one while still maintaining a good amount of accuracy.\nfn cdot(a: vec3<f32>, b: vec3<f32>) -> f32 {\n var d: f32 = max(0.0, dot(a, b));\n d = pow((d + 1) / 2.0, 2.6);\n return d;\n}\n\n// Lambertian diffuse model\nfn lambertDiffuse(base: vec3<f32>, N: vec3<f32>, L: vec3<f32>) -> vec3<f32> {\n var pi: f32 = 3.14159265359; \n var NdotL: f32 = mdot(N, L);\n NdotL = pow(NdotL, 1.5);\n return (base/pi)*NdotL;\n}\n\n// Yasuhiro Fujii improvement on the Oren-Nayar model\n// https://mimosa-pudica.net/improved-oren-nayar.html\n// p is surface color, o is roughness\nfn fujiiOrenNayar(p: vec3<f32>, o: f32, N: vec3<f32>, L: vec3<f32>, V: vec3<f32>) -> vec3<f32> {\n var invpi: f32 = 0.31830988618; // 1/pi\n\n var o2 = o*o;\n var NdotL: f32 = mdot(N, L);\n NdotL = pow(NdotL, 1.5); // Less physically accurate, but hides the "seams" between lights better\n\n var NdotV: f32 = mdot(N, V);\n var LdotV: f32 = mdot(L, V);\n\n var s: f32 = LdotV - NdotL*NdotV;\n var t: f32 = mix(1, max(NdotL, NdotV), step(0, s)); // Mix with step is the equivalent of an if statement\n var A: vec3<f32> = 0.5*(o2 / (o2 + 0.33)) + 0.17*p*(o2 / (o2 + 0.13));\n A = invpi*(1 - A);\n var B: f32 = 0.45*(o2 / (o2 + 0.09));\n B = invpi*B;\n\n return p*NdotL*(A + B*(s/t));\n}\n\n// Fresnel portion of BRDF (IOR only, simplified)\nfn schlickFresnelIOR(V: vec3<f32>, N: vec3<f32>, ior: f32, k: f32) -> f32 {\n var NdotV: f32 = mdot(V, N);\n var F0: f32 = (pow((ior - 1.0), 2) + k*k) / (pow((ior + 1.0), 2) + k*k); // This takes into account the roughness, which the other one does not\n return F0 + (1 - F0) * pow((1-NdotV), 5); \n}\n\n// Fresnel portion of BRDF (Color ior, better)\nfn schlickFresnelRGB(V: vec3<f32>, N: vec3<f32>, F0: vec3<f32>) -> vec3<f32> {\n var NdotV: f32 = mdot(V, N);\n return F0 + (1 - F0) * pow((1-NdotV), 5); \n}\n\n// Normal portion of BRDF\n// https://learnopengl.com/PBR/Theory\n// Trowbridge-Reitz GGX functions: normal, halfway, roughness^2\nfn trGGX(N: vec3<f32>, H: vec3<f32>, a: f32) -> f32 {\n var pi: f32 = 3.14159265359; \n\n var a2: f32 = a*a;\n var NdotH = mdot(N, H);\n var NdotH2 = NdotH*NdotH;\n \n var denom: f32 = NdotH2 * (a2 - 1.0) + 1.0;\n\n return a2 / max((pi*denom*denom), 0.000001);\n}\n\n// A VERY bad approximation of anisotropy. Real anisotropic calculations require tangent and bitangent\nfn anisotrophicTrGGX(N: vec3<f32>, H: vec3<f32>, O: vec3<f32>, s: f32, a: f32) -> f32 {\n var Op: vec3<f32> = (rendererUBO.WCVCNormals * vec4<f32>(normalize(O) * s, 0.)).xyz;\n\n var ggx1: f32 = trGGX(N + Op*s, H, a);\n var ggx2: f32 = trGGX(N - Op*s, H, a);\n return (0.5 * ggx1 + 0.5 * ggx2);\n}\n\n// Geometry portion of BRDF\nfn schlickGGX(N: vec3<f32>, X: vec3<f32>, k: f32) -> f32 {\n var NdotX = cdot(N, X);\n return NdotX / max(0.000001, (NdotX*(1-k) + k));\n}\n\nfn smithSurfaceRoughness(N: vec3<f32>, V: vec3<f32>, L: vec3<f32>, k: f32) -> f32 {\n var ggx1: f32 = min(1, schlickGGX(N, V, k));\n var ggx2: f32 = min(1, schlickGGX(N, L, k));\n return ggx1*ggx2;\n}\n\n// BRDF Combination\nfn cookTorrance(D: f32, F: f32, G: f32, N: vec3<f32>, V: vec3<f32>, L: vec3<f32>) -> f32 {\n var num: f32 = D*F*G;\n var denom: f32 = 4*cdot(V, N)*cdot(L, N);\n\n return num / max(denom, 0.000001);\n}\n\n// Different lighting calculations for different light sources\nfn calcDirectionalLight(N: vec3<f32>, V: vec3<f32>, ior: f32, roughness: f32, metallic: f32, direction: vec3<f32>, color: vec3<f32>, base: vec3<f32>) -> PBRData { \n var L: vec3<f32> = normalize(direction); // Light Vector\n var H: vec3<f32> = normalize(L + V); // Halfway Vector\n\n var alpha = roughness*roughness;\n var k: f32 = alpha*alpha / 2;\n\n var D: f32 = trGGX(N, H, alpha); // Distribution\n // var F: f32 = schlickFresnelIOR(V, N, ior, k); // Fresnel\n var G: f32 = smithSurfaceRoughness(N, V, L, k); // Geometry\n\n var brdf: f32 = cookTorrance(D, 1, G, N, V, L); // Fresnel term is replaced with 1 because it is added later\n var incoming: vec3<f32> = color;\n var angle: f32 = mdot(L, N);\n angle = pow(angle, 1.5);\n\n var specular: vec3<f32> = brdf*incoming*angle;\n // Oren-Nayar gives a clay-like effect when fully rough which some people may not want, so it might be better to give a separate\n // control property for the diffuse vs specular roughness\n var diffuse: vec3<f32> = incoming*fujiiOrenNayar(base, roughness, N, L, V); \n // Stores the specular and diffuse separately to allow for finer post processing\n var out = PBRData(diffuse, specular);\n \n return out; // Returns angle along with color of light so the final color can be multiplied by angle as well (creates black areas)\n}\n\n// TODO: find some way to reduce the number of arguments going in here\nfn calcPointLight(N: vec3<f32>, V: vec3<f32>, fragPos: vec3<f32>, ior: f32, roughness: f32, metallic: f32, position: vec3<f32>, color: vec3<f32>, base: vec3<f32>) -> PBRData {\n var L: vec3<f32> = normalize(position - fragPos); // Light Vector\n var H: vec3<f32> = normalize(L + V); // Halfway Vector\n var dist = distance(position, fragPos);\n\n var alpha = roughness*roughness;\n var k: f32 = alpha*alpha / 2; // could also be pow(alpha + 1.0, 2) / 8\n\n var D: f32 = trGGX(N, H, alpha); // Distribution\n // var F: f32 = schlickFresnelIOR(V, N, ior, k); // Fresnel\n var G: f32 = smithSurfaceRoughness(N, V, L, k); // Geometry\n\n var brdf: f32 = cookTorrance(D, 1, G, N, V, L); \n var incoming: vec3<f32> = color * (1. / (dist*dist));\n var angle: f32 = mdot(L, N);\n angle = pow(angle, 1.5); // Smoothing factor makes it less accurate, but reduces ugly "seams" bewteen light sources\n\n var specular: vec3<f32> = brdf*incoming*angle;\n var diffuse: vec3<f32> = incoming*fujiiOrenNayar(base, roughness, N, L, V);\n\n // Stores the specular and diffuse separately to allow for finer post processing\n // Could also be done (propably more properly) with a struct\n var out = PBRData(diffuse, specular);\n \n return out; // Returns angle along with color of light so the final color can be multiplied by angle as well (creates black areas)\n}\n\n// For a reason unknown to me, spheres dont seem to behave propperly with head-on spot lights\nfn calcSpotLight(N: vec3<f32>, V: vec3<f32>, fragPos: vec3<f32>, ior: f32, roughness: f32, metallic: f32, position: vec3<f32>, direction: vec3<f32>, cones: vec2<f32>, color: vec3<f32>, base: vec3<f32>) -> PBRData {\n var L: vec3<f32> = normalize(position - fragPos);\n var H: vec3<f32> = normalize(L + V); // Halfway Vector\n var dist = distance(position, fragPos);\n\n var alpha = roughness*roughness;\n var k: f32 = alpha*alpha / 2; // could also be pow(alpha + 1.0, 2) / 8\n\n var D: f32 = trGGX(N, H, alpha); // Distribution\n // var F: f32 = schlickFresnelIOR(V, N, ior, k); // Fresnel\n var G: f32 = smithSurfaceRoughness(N, V, L, k); // Geometry\n\n var brdf: f32 = cookTorrance(D, 1, G, N, V, L); \n \n // Cones.x is the inner phi and cones.y is the outer phi\n var theta: f32 = mdot(normalize(direction), L);\n var epsilon: f32 = cones.x - cones.y;\n var intensity: f32 = (theta - cones.y) / epsilon;\n intensity = clamp(intensity, 0.0, 1.0);\n intensity /= dist*dist;\n\n var incoming: vec3<f32> = color * intensity;\n\n var angle: f32 = mdot(L, N);\n angle = pow(angle, 1.5); // Smoothing factor makes it less accurate, but reduces ugly "seams" bewteen light sources\n\n var specular: vec3<f32> = brdf*incoming*angle;\n var diffuse: vec3<f32> = incoming*fujiiOrenNayar(base, roughness, N, L, V);\n\n // Stores the specular and diffuse separately to allow for finer post processing\n // Could also be done (propably more properly) with a struct\n var out = PBRData(diffuse, specular);\n \n return out; // Returns angle along with color of light so the final color can be multiplied by angle as well (creates black areas)\n}\n\n// Environment mapping stuff\n// Takes in a vector and converts it to an equivalent coordinate in a rectilinear texture. Should be replaced with cubemaps at some point\nfn vecToRectCoord(dir: vec3<f32>) -> vec2<f32> {\n var tau: f32 = 6.28318530718;\n var pi: f32 = 3.14159265359;\n var out: vec2<f32> = vec2<f32>(0.0);\n\n out.x = atan2(dir.z, dir.x) / tau;\n out.x += 0.5;\n\n var phix: f32 = length(vec2(dir.x, dir.z));\n out.y = atan2(dir.y, phix) / pi + 0.5;\n\n return out;\n}\n\n//VTK::Renderer::Dec\n\n//VTK::Color::Dec\n\n//VTK::TCoord::Dec\n\n// optional surface normal declaration\n//VTK::Normal::Dec\n\n//VTK::Select::Dec\n\n//VTK::RenderEncoder::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::IOStructs::Dec\n\n@fragment\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output : fragmentOutput;\n\n // Temporary ambient, diffuse, and opacity\n var ambientColor: vec4<f32> = mapperUBO.AmbientColor;\n var diffuseColor: vec4<f32> = mapperUBO.DiffuseColor;\n var opacity: f32 = mapperUBO.Opacity;\n\n // This should be declared somewhere else\n var _diffuseMap: vec4<f32> = vec4<f32>(1);\n var _roughnessMap: vec4<f32> = vec4<f32>(1);\n var _metallicMap: vec4<f32> = vec4<f32>(1);\n var _normalMap: vec4<f32> = vec4<f32>(0, 0, 1, 0); // normal map was setting off the normal vector detection in fragment\n var _ambientOcclusionMap: vec4<f32> = vec4<f32>(1);\n var _emissionMap: vec4<f32> = vec4<f32>(0);\n\n //VTK::Color::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Normal::Impl\n\n var computedColor: vec4<f32> = vec4<f32>(diffuseColor.rgb, 1.0);\n\n //VTK::Light::Impl\n\n //VTK::Select::Impl\n\n if (computedColor.a == 0.0) { discard; };\n\n //VTK::Position::Impl\n\n //VTK::RenderEncoder::Impl\n\n return output;\n}\n',t.vertexShaderTemplate="\n//VTK::Renderer::Dec\n\n//VTK::Color::Dec\n\n//VTK::Normal::Dec\n\n//VTK::TCoord::Dec\n\n//VTK::Select::Dec\n\n//VTK::Mapper::Dec\n\n//VTK::IOStructs::Dec\n\n@vertex\nfn main(\n//VTK::IOStructs::Input\n)\n//VTK::IOStructs::Output\n{\n var output : vertexOutput;\n\n var vertex: vec4<f32> = vertexBC;\n\n //VTK::Color::Impl\n\n //VTK::Normal::Impl\n\n //VTK::TCoord::Impl\n\n //VTK::Select::Impl\n\n //VTK::Position::Impl\n\n return output;\n}\n",t._tmpMat3=ot.wO.identity(new Float64Array(9)),t._tmpMat4=ot._E.identity(new Float64Array(16)),t.UBO=So.newInstance({label:"mapperUBO"}),t.UBO.addEntry("BCWCMatrix","mat4x4<f32>"),t.UBO.addEntry("BCSCMatrix","mat4x4<f32>"),t.UBO.addEntry("MCWCNormals","mat4x4<f32>"),t.UBO.addEntry("AmbientColor","vec4<f32>"),t.UBO.addEntry("DiffuseColor","vec4<f32>"),t.UBO.addEntry("EdgeColor","vec4<f32>"),t.UBO.addEntry("SpecularColor","vec4<f32>"),t.UBO.addEntry("AmbientIntensity","f32"),t.UBO.addEntry("DiffuseIntensity","f32"),t.UBO.addEntry("Roughness","f32"),t.UBO.addEntry("Metallic","f32"),t.UBO.addEntry("Ambient","f32"),t.UBO.addEntry("Normal","f32"),t.UBO.addEntry("Emission","f32"),t.UBO.addEntry("NormalStrength","f32"),t.UBO.addEntry("BaseIOR","f32"),t.UBO.addEntry("SpecularIntensity","f32"),t.UBO.addEntry("LineWidth","f32"),t.UBO.addEntry("Opacity","f32"),t.UBO.addEntry("ZValue","f32"),t.UBO.addEntry("PropID","u32"),t.UBO.addEntry("ClipNear","f32"),t.UBO.addEntry("ClipFar","f32"),t.UBO.addEntry("Time","u32"),(0,ht.g2)(e,t,["cellArray","currentInput","cellOffset","is2D","primitiveType","renderEncoder"]),t.textures=[],function(e,t){t.classHierarchy.push("vtkWebGPUCellArrayMapper"),e.buildPass=function(r){r&&(t.is2D?(t.WebGPUActor=e.getFirstAncestorOfType("vtkWebGPUActor2D"),t.forceZValue=!0):(t.WebGPUActor=e.getFirstAncestorOfType("vtkWebGPUActor"),t.forceZValue=!1),t.coordinateSystem=t.WebGPUActor.getRenderable().getCoordinateSystem(),t.useRendererMatrix=t.coordinateSystem!==wv.DISPLAY,t.WebGPURenderer=t.WebGPUActor.getFirstAncestorOfType("vtkWebGPURenderer"),t.WebGPURenderWindow=t.WebGPURenderer.getParent(),t.device=t.WebGPURenderWindow.getDevice())},e.translucentPass=function(r){r&&(e.prepareToDraw(t.WebGPURenderer.getRenderEncoder()),t.renderEncoder.registerDrawCallback(t.pipeline,e.draw))},e.opaquePass=function(r){r&&(e.prepareToDraw(t.WebGPURenderer.getRenderEncoder()),t.renderEncoder.registerDrawCallback(t.pipeline,e.draw))},e.updateUBO=function(){var r=t.WebGPUActor.getRenderable().getProperty(),n=t.UBO.getSendTime();if(e.getMTime()>n||r.getMTime()>n||t.renderable.getMTime()>n){var a,o=t.WebGPUActor.getKeyMatrices(t.WebGPURenderer);if(t.UBO.setArray("BCWCMatrix",o.bcwc),t.UBO.setArray("BCSCMatrix",o.bcsc),t.UBO.setArray("MCWCNormals",o.normalMatrix),t.is2D){t.UBO.setValue("ZValue",t.WebGPUActor.getRenderable().getProperty().getDisplayLocation()===Ov.FOREGROUND?1:0);var i=r.getColorByReference();t.UBO.setValue("AmbientIntensity",1),t.UBO.setArray("DiffuseColor",[i[0],i[1],i[2],1]),t.UBO.setValue("DiffuseIntensity",0),t.UBO.setValue("SpecularIntensity",0)}else{var s=r.getAmbientColorByReference();t.UBO.setValue("AmbientIntensity",r.getAmbient()),t.UBO.setArray("AmbientColor",[s[0],s[1],s[2],1]),t.UBO.setValue("DiffuseIntensity",r.getDiffuse()),s=r.getDiffuseColorByReference(),t.UBO.setArray("DiffuseColor",[s[0],s[1],s[2],1]),t.UBO.setValue("Roughness",r.getRoughness()),t.UBO.setValue("BaseIOR",r.getBaseIOR()),t.UBO.setValue("Metallic",r.getMetallic()),t.UBO.setValue("NormalStrength",r.getNormalStrength()),t.UBO.setValue("Emission",r.getEmission()),t.UBO.setValue("SpecularIntensity",r.getSpecular()),s=r.getSpecularColorByReference(),t.UBO.setArray("SpecularColor",[s[0],s[1],s[2],1])}var l=null===(a=r.getEdgeColorByReference)||void 0===a?void 0:a.call(r);l&&t.UBO.setArray("EdgeColor",[l[0],l[1],l[2],1]),t.UBO.setValue("LineWidth",r.getLineWidth()),t.UBO.setValue("Opacity",r.getOpacity()),t.UBO.setValue("PropID",t.WebGPUActor.getPropID());var c=t.WebGPURenderWindow.getDevice();t.UBO.sendIfNeeded(c)}},e.haveWideLines=function(){var e=t.WebGPUActor.getRenderable(),r=e.getProperty().getRepresentation();return!(e.getProperty().getLineWidth()<=1)&&t.primitiveType!==xv.Verts&&(t.primitiveType!==xv.Triangles&&t.primitiveType!==xv.TriangleStrips||r===Sv.WIREFRAME)},e.replaceShaderPosition=function(r,n,a){var o=n.getShaderDescription("vertex");o.addBuiltinOutput("vec4<f32>","@builtin(position) Position"),o.hasOutput("vertexVC")||o.addOutput("vec4<f32>","vertexVC");var i=o.getCode();t.useRendererMatrix?(i=fa.substitute(i,"//VTK::Position::Impl",[" var pCoord: vec4<f32> = rendererUBO.SCPCMatrix*mapperUBO.BCSCMatrix*vertexBC;"," output.vertexVC = rendererUBO.SCVCMatrix * mapperUBO.BCSCMatrix * vec4<f32>(vertexBC.xyz, 1.0);","//VTK::Position::Impl"]).result,t.forceZValue&&(i=fa.substitute(i,"//VTK::Position::Impl",["pCoord = vec4<f32>(pCoord.xyz/pCoord.w, 1.0);","pCoord.z = mapperUBO.ZValue;","//VTK::Position::Impl"]).result)):(i=fa.substitute(i,"//VTK::Position::Impl",[" var pCoord: vec4<f32> = mapperUBO.BCSCMatrix*vertexBC;"," pCoord.x = 2.0* pCoord.x / rendererUBO.viewportSize.x - 1.0;"," pCoord.y = 2.0* pCoord.y / rendererUBO.viewportSize.y - 1.0;"," pCoord.z = 0.5 - 0.5 * pCoord.z;","//VTK::Position::Impl"]).result,t.forceZValue&&(i=fa.substitute(i,"//VTK::Position::Impl",[" pCoord.z = mapperUBO.ZValue;","//VTK::Position::Impl"]).result)),e.haveWideLines()&&(o.addBuiltinInput("u32","@builtin(instance_index) instanceIndex"),i=fa.substitute(i,"//VTK::Position::Impl",[" var tmpPos: vec4<f32> = pCoord;"," var numSteps: f32 = ceil(mapperUBO.LineWidth - 1.0);"," var offset: f32 = (mapperUBO.LineWidth - 1.0) * (f32(input.instanceIndex / 2u) - numSteps/2.0) / numSteps;"," var tmpPos2: vec3<f32> = tmpPos.xyz / tmpPos.w;"," tmpPos2.x = tmpPos2.x + 2.0 * (f32(input.instanceIndex) % 2.0) * offset / rendererUBO.viewportSize.x;"," tmpPos2.y = tmpPos2.y + 2.0 * (f32(input.instanceIndex + 1u) % 2.0) * offset / rendererUBO.viewportSize.y;"," tmpPos2.z = min(1.0, tmpPos2.z + 0.00001);"," pCoord = vec4<f32>(tmpPos2.xyz * tmpPos.w, tmpPos.w);","//VTK::Position::Impl"]).result),i=fa.substitute(i,"//VTK::Position::Impl",[" output.Position = pCoord;"]).result,o.setCode(i)},t.shaderReplacements.set("replaceShaderPosition",e.replaceShaderPosition),e.replaceShaderNormal=function(e,r,n){var a=n.getBuffer("normalMC"),o=t.WebGPUActor.getRenderable();if(a){var i=r.getShaderDescription("vertex");i.hasOutput("normalVC")||i.addOutput("vec3<f32>","normalVC",a.getArrayInformation()[0].interpolation),i.hasOutput("tangentVC")||i.addOutput("vec3<f32>","tangentVC",a.getArrayInformation()[0].interpolation),i.hasOutput("bitangentVC")||i.addOutput("vec3<f32>","bitangentVC",a.getArrayInformation()[0].interpolation);var s=i.getCode();s=fa.substitute(s,"//VTK::Normal::Impl",[" output.normalVC = normalize((rendererUBO.WCVCNormals * mapperUBO.MCWCNormals * normalMC).xyz);"," var c1: vec3<f32> = cross(output.normalVC, vec3<f32>(0, 0, 1));"," var c2: vec3<f32> = cross(output.normalVC, vec3<f32>(0, 1, 0));"," var tangent: vec3<f32> = mix(c1, c2, distance(c1, c2));"," output.tangentVC = normalize(tangent);"," output.bitangentVC = normalize(cross(output.normalVC, tangent));"]).result,i.setCode(s);var l=r.getShaderDescription("fragment");s=l.getCode(),s=o.getProperty().getNormalTexture()?fa.substitute(s,"//VTK::Normal::Impl",[" var normal: vec3<f32> = input.normalVC;"," if (!input.frontFacing) { normal = -normal; }"," var tangent: vec3<f32> = input.tangentVC;"," var bitangent: vec3<f32> = input.bitangentVC;"," var TCVCMatrix: mat3x3<f32> = mat3x3<f32>("," tangent.x, bitangent.x, normal.x,"," tangent.y, bitangent.y, normal.y,"," tangent.z, bitangent.z, normal.z,"," );"," var mappedNormal: vec3<f32> = TCVCMatrix * (_normalMap.xyz * 2 - 1);"," normal = mix(normal, mappedNormal, mapperUBO.NormalStrength);"," normal = normalize(normal);"]).result:fa.substitute(s,"//VTK::Normal::Impl",[" var normal: vec3<f32> = input.normalVC;"," if (!input.frontFacing) { normal = -normal; }"," normal = normalize(normal);"]).result,l.setCode(s)}},t.shaderReplacements.set("replaceShaderNormal",e.replaceShaderNormal),e.replaceShaderLight=function(e,r,n){if(!e.includes("sel")){var a=r.getShaderDescription("vertex");a.hasOutput("vertexVC")||a.addOutput("vec4<f32>","vertexVC");var o=t.WebGPURenderer.getRenderable(),i=r.getShaderDescription("fragment"),s=i.getCode();if(!s.includes("var normal:")||!t.useRendererMatrix||Iv(e)||t.is2D||e.includes("sel"))s=fa.substitute(s,"//VTK::Light::Impl",[" var diffuse: vec3<f32> = diffuseColor.rgb;"," var specular: vec3<f32> = mapperUBO.SpecularColor.rgb * mapperUBO.SpecularColor.a;"," computedColor = vec4<f32>(diffuse * _diffuseMap.rgb, mapperUBO.Opacity);"]).result,i.setCode(s);else{var l,c=[" var pi: f32 = 3.14159265359;"," var fragPos: vec3<f32> = vec3<f32>(input.vertexVC.xyz);"," var V: vec3<f32> = mix(normalize(-fragPos), vec3<f32>(0, 0, 1), f32(rendererUBO.cameraParallel)); // View Vector"," var baseColor: vec3<f32> = _diffuseMap.rgb * diffuseColor.rgb;"," var roughness: f32 = max(0.000001, mapperUBO.Roughness * _roughnessMap.r);"," var metallic: f32 = mapperUBO.Metallic * _metallicMap.r;"," var alpha: f32 = roughness*roughness;"," var ior: f32 = mapperUBO.BaseIOR;"," var k: f32 = alpha*alpha / 2;"," var diffuse: vec3<f32> = vec3<f32>(0.);"," var specular: vec3<f32> = vec3<f32>(0.);"," var emission: vec3<f32> = _emissionMap.rgb * mapperUBO.Emission;"," {"," var i: i32 = 0;"," loop {"," if !(i < rendererUBO.LightCount) { break; }"," switch (i32(rendererLightSSBO.values[i].LightData.x)) {"," // Point Light"," case 0 {"," var color: vec3<f32> = rendererLightSSBO.values[i].LightColor.rgb * rendererLightSSBO.values[i].LightColor.w;"," var pos: vec3<f32> = (rendererLightSSBO.values[i].LightPos).xyz;"," var calculated: PBRData = calcPointLight(normal, V, fragPos, ior, roughness, metallic, pos, color, baseColor);"," diffuse += max(vec3<f32>(0), calculated.diffuse);"," specular += max(vec3<f32>(0), calculated.specular);"," }"," // Directional light"," case 1 {"," var dir: vec3<f32> = (rendererUBO.WCVCNormals * vec4<f32>(normalize(rendererLightSSBO.values[i].LightDir.xyz), 0.)).xyz;"," dir = normalize(dir);"," var color: vec3<f32> = rendererLightSSBO.values[i].LightColor.rgb * rendererLightSSBO.values[i].LightColor.w;"," var calculated: PBRData = calcDirectionalLight(normal, V, ior, roughness, metallic, dir, color, baseColor); // diffuseColor.rgb needs to be fixed with a more dynamic diffuse color"," diffuse += max(vec3<f32>(0), calculated.diffuse);"," specular += max(vec3<f32>(0), calculated.specular);"," }"," // Spot Light"," case 2 {"," var color: vec3<f32> = rendererLightSSBO.values[i].LightColor.rgb * rendererLightSSBO.values[i].LightColor.w;"," var pos: vec3<f32> = (rendererLightSSBO.values[i].LightPos).xyz;"," var dir: vec3<f32> = (rendererUBO.WCVCNormals * vec4<f32>(normalize(rendererLightSSBO.values[i].LightDir.xyz), 0.)).xyz;"," dir = normalize(dir);"," var cones: vec2<f32> = vec2<f32>(rendererLightSSBO.values[i].LightData.y, rendererLightSSBO.values[i].LightData.z);"," var calculated: PBRData = calcSpotLight(normal, V, fragPos, ior, roughness, metallic, pos, dir, cones, color, baseColor);"," diffuse += max(vec3<f32>(0), calculated.diffuse);"," specular += max(vec3<f32>(0), calculated.specular);"," }"," default { continue; }"," }"," continuing { i++; }"," }"," }"," var fresnel: f32 = schlickFresnelIOR(V, normal, ior, k); // Fresnel"," fresnel = min(1, fresnel);"," // This could be controlled with its own variable (that isnt base color) for better artistic control"," var fresnelMetallic: vec3<f32> = schlickFresnelRGB(V, normal, baseColor); // Fresnel for metal, takes color into account"," var kS: vec3<f32> = mix(vec3<f32>(fresnel), fresnelMetallic, metallic);"," kS = min(vec3<f32>(1), kS);"," var kD: vec3<f32> = (1.0 - kS) * (1.0 - metallic);"," var PBR: vec3<f32> = mapperUBO.DiffuseIntensity*kD*diffuse + kS*specular;"," PBR += emission;"," computedColor = vec4<f32>(PBR, mapperUBO.Opacity);"];null!==(l=o.getEnvironmentTexture())&&void 0!==l&&l.getImageLoaded()&&c.push(" // To get diffuse IBL, the texture is sampled with normals in worldspace"," var diffuseIBLCoords: vec3<f32> = (transpose(rendererUBO.WCVCNormals) * vec4<f32>(normal, 1.)).xyz;"," var diffuseCoords: vec2<f32> = vecToRectCoord(diffuseIBLCoords);"," // To get specular IBL, the texture is sampled as the worldspace reflection between the normal and view vectors"," // Reflections are first calculated in viewspace, then converted to worldspace to sample the environment"," var VreflN: vec3<f32> = normalize(reflect(-V, normal));"," var reflectionIBLCoords = (transpose(rendererUBO.WCVCNormals) * vec4<f32>(VreflN, 1.)).xyz;"," var specularCoords: vec2<f32> = vecToRectCoord(reflectionIBLCoords);"," var diffuseIBL = textureSampleLevel(EnvironmentTexture, EnvironmentTextureSampler, diffuseCoords, rendererUBO.MaxEnvironmentMipLevel);"," var level = roughness * rendererUBO.MaxEnvironmentMipLevel;"," var specularIBL = textureSampleLevel(EnvironmentTexture, EnvironmentTextureSampler, specularCoords, level);"," var specularIBLContribution: vec3<f32> = specularIBL.rgb*rendererUBO.BackgroundSpecularStrength;"," computedColor += vec4<f32>(specularIBLContribution*kS, 0);"," var diffuseIBLContribution: vec3<f32> = diffuseIBL.rgb*rendererUBO.BackgroundDiffuseStrength;"," diffuseIBLContribution *= baseColor * _ambientOcclusionMap.rgb;"," computedColor += vec4<f32>(diffuseIBLContribution*kD, 0);"),s=fa.substitute(s,"//VTK::Light::Impl",c).result,i.setCode(s)}}},t.shaderReplacements.set("replaceShaderLight",e.replaceShaderLight),e.replaceShaderColor=function(e,t,r){if(Iv(e)){var n=t.getShaderDescription("fragment"),a=n.getCode();return a=fa.substitute(a,"//VTK::Color::Impl",["ambientColor = mapperUBO.EdgeColor;","diffuseColor = mapperUBO.EdgeColor;"]).result,void n.setCode(a)}var o=r.getBuffer("colorVI");if(o){var i=t.getShaderDescription("vertex");i.addOutput("vec4<f32>","color",o.getArrayInformation()[0].interpolation);var s=i.getCode();s=fa.substitute(s,"//VTK::Color::Impl",[" output.color = colorVI;"]).result,i.setCode(s);var l=t.getShaderDescription("fragment");s=l.getCode(),s=fa.substitute(s,"//VTK::Color::Impl",["ambientColor = input.color;","diffuseColor = input.color;","opacity = mapperUBO.Opacity * input.color.a;"]).result,l.setCode(s)}},t.shaderReplacements.set("replaceShaderColor",e.replaceShaderColor),e.replaceShaderTCoord=function(e,r,n){var a,o,i,s,l,c,u,d,f,p,g,m,h,v,y,b,T,C;if(n.hasAttribute("tcoord")){var x=r.getShaderDescription("vertex"),S=n.getBuffer("tcoord"),P=Ca.getNumberOfComponentsFromBufferFormat(S.getArrayInformation()[0].format),w=x.getCode();x.addOutput("vec".concat(P,"<f32>"),"tcoordVS"),w=fa.substitute(w,"//VTK::TCoord::Impl",[" output.tcoordVS = tcoord;"]).result,x.setCode(w);var O=r.getShaderDescription("fragment");w=O.getCode();var I,A,R=t.WebGPUActor.getRenderable(),E=function(e){return!!e&&e.getDimensionality()===P},M=[];(null!==(a=(o=R.getProperty()).getDiffuseTexture)&&void 0!==a&&null!==(i=a.call(o))&&void 0!==i&&i.getImageLoaded()||R.getTextures()[0]||t.colorTexture)&&(E(null===(I=(A=R.getProperty()).getDiffuseTexture)||void 0===I?void 0:I.call(A))||E(R.getTextures()[0])||E(t.colorTexture))&&M.push("_diffuseMap = textureSample(DiffuseTexture, DiffuseTextureSampler, input.tcoordVS);"),null!==(s=(l=R.getProperty()).getRoughnessTexture)&&void 0!==s&&null!==(c=s.call(l))&&void 0!==c&&c.getImageLoaded()&&E(R.getProperty().getRoughnessTexture())&&M.push("_roughnessMap = textureSample(RoughnessTexture, RoughnessTextureSampler, input.tcoordVS);"),null!==(u=(d=R.getProperty()).getMetallicTexture)&&void 0!==u&&null!==(f=u.call(d))&&void 0!==f&&f.getImageLoaded()&&E(R.getProperty().getMetallicTexture())&&M.push("_metallicMap = textureSample(MetallicTexture, MetallicTextureSampler, input.tcoordVS);"),null!==(p=(g=R.getProperty()).getNormalTexture)&&void 0!==p&&null!==(m=p.call(g))&&void 0!==m&&m.getImageLoaded()&&E(R.getProperty().getNormalTexture())&&M.push("_normalMap = textureSample(NormalTexture, NormalTextureSampler, input.tcoordVS);"),null!==(h=(v=R.getProperty()).getAmbientOcclusionTexture)&&void 0!==h&&null!==(y=h.call(v))&&void 0!==y&&y.getImageLoaded()&&E(R.getProperty().getAmbientOcclusionTexture())&&M.push("_ambientOcclusionMap = textureSample(AmbientOcclusionTexture, AmbientOcclusionTextureSampler, input.tcoordVS);"),null!==(b=(T=R.getProperty()).getEmissionTexture)&&void 0!==b&&null!==(C=b.call(T))&&void 0!==C&&C.getImageLoaded()&&E(R.getProperty().getEmissionTexture())&&M.push("_emissionMap = textureSample(EmissionTexture, EmissionTextureSampler, input.tcoordVS);"),w=fa.substitute(w,"//VTK::TCoord::Impl",M).result,O.setCode(w)}},t.shaderReplacements.set("replaceShaderTCoord",e.replaceShaderTCoord),e.replaceShaderSelect=function(e,t,r){if(e.includes("sel")){var n=t.getShaderDescription("fragment"),a=n.getCode();a=fa.substitute(a,"//VTK::Select::Impl",[" var compositeID: u32 = 0u;"]).result,n.setCode(a)}},t.shaderReplacements.set("replaceShaderSelect",e.replaceShaderSelect),e.getUsage=function(e,t){return e===Sv.POINTS||t===xv.Points?Cv.Verts:t===xv.Lines?Cv.Lines:e===Sv.WIREFRAME?t===xv.Triangles?Cv.LinesFromTriangles:Cv.LinesFromStrips:t===xv.Triangles?Cv.Triangles:t===xv.TriangleStrips?Cv.Strips:t===xv.TriangleEdges?Cv.LinesFromTriangles:Cv.LinesFromStrips},e.getHashFromUsage=function(e){return"pt".concat(e)},e.getTopologyFromUsage=function(e){switch(e){case Cv.Triangles:return"triangle-list";case Cv.Verts:return"point-list";case Cv.Lines:default:return"line-list"}},e.buildVertexInput=function(){var r,n,a=t.currentInput,o=t.cellArray,i=t.primitiveType,s=t.WebGPUActor.getRenderable().getProperty().getRepresentation(),l=t.WebGPURenderWindow.getDevice(),c=!1;i===xv.TriangleEdges&&(c=!0,s=Sv.WIREFRAME);var u,d=t.vertexInput,f=a.getPoints();if(o){var p={hash:"R".concat(s,"P").concat(i).concat(o.getMTime()),usage:Cv.Index,cells:o,numberOfPoints:f.getNumberOfPoints(),primitiveType:i,representation:s};u=l.getBufferManager().getBuffer(p),d.setIndexBuffer(u)}else d.setIndexBuffer(null);if(f){var g=t.WebGPUActor.getBufferShift(t.WebGPURenderer),m={hash:"".concat(f.getMTime(),"I").concat(u.getMTime()).concat(g.join(),"float32x4"),usage:Cv.PointArray,format:"float32x4",dataArray:f,indexBuffer:u,shift:g,packExtra:!0},h=l.getBufferManager().getBuffer(m);d.addBuffer(h,["vertexBC"])}else d.removeBufferIfPresent("vertexBC");var v=e.getUsage(s,i);if(t._usesCellNormals=!1,t.is2D||v!==Cv.Triangles&&v!==Cv.Strips)d.removeBufferIfPresent("normalMC");else{var y=a.getPointData().getNormals(),b={format:"snorm8x4",indexBuffer:u,packExtra:!0,shift:0,scale:127};if(y){b.hash="".concat(y.getMTime(),"I").concat(u.getMTime(),"snorm8x4"),b.dataArray=y,b.usage=Cv.PointArray;var T=l.getBufferManager().getBuffer(b);d.addBuffer(T,["normalMC"])}else if(i===xv.Triangles){t._usesCellNormals=!0,b.hash="PFN".concat(f.getMTime(),"I").concat(u.getMTime(),"snorm8x4"),b.dataArray=f,b.cells=o,b.usage=Cv.NormalsFromPoints;var C=l.getBufferManager().getBuffer(b);d.addBuffer(C,["normalMC"])}else d.removeBufferIfPresent("normalMC")}var x=!1;if(t.renderable.getScalarVisibility()){var S=t.renderable.getColorMapColors();if(S&&!c){var P=t.renderable.getScalarMode(),w=!1;P!==Pv.USE_CELL_DATA&&P!==Pv.USE_CELL_FIELD_DATA&&P!==Pv.USE_FIELD_DATA&&a.getPointData().getScalars()||P===Pv.USE_POINT_FIELD_DATA||!S||(w=!0);var O={usage:Cv.PointArray,format:"unorm8x4",hash:"".concat(w).concat(S.getMTime(),"I").concat(u.getMTime(),"unorm8x4"),dataArray:S,indexBuffer:u,cellData:w,cellOffset:0},I=l.getBufferManager().getBuffer(O);d.addBuffer(I,["colorVI"]),x=!0}}x||d.removeBufferIfPresent("colorVI");var A=null;if((A=null!==(r=(n=t.renderable).getInterpolateScalarsBeforeMapping)&&void 0!==r&&r.call(n)&&t.renderable.getColorCoordinates()?t.renderable.getColorCoordinates():a.getPointData().getTCoords())&&!c){var R=l.getBufferManager().getBufferForPointArray(A,d.getIndexBuffer());d.addBuffer(R,["tcoord"])}else d.removeBufferIfPresent("tcoord")},e.updateTextures=function(){var e,r,n,a,o,i,s,l,c,u,d,f,p,g,m,h=[],v=[],y=null===(e=(r=t.renderable).getColorTextureMap)||void 0===e?void 0:e.call(r);y&&(t.colorTexture||(t.colorTexture=oh.ZP.newInstance({label:"polyDataColor"})),t.colorTexture.setInputData(y),v.push(["Diffuse",t.colorTexture]));var b=t.WebGPUActor.getRenderable(),T=t.WebGPURenderer.getRenderable(),C=[];if(null!==(n=(a=b.getProperty()).getDiffuseTexture)&&void 0!==n&&n.call(a)){var x=["Diffuse",b.getProperty().getDiffuseTexture()];C.push(x)}if(b.getTextures()[0]){var S=["Diffuse",b.getTextures()[0]];C.push(S)}if(t.colorTexture){var P=["Diffuse",t.colorTexture];C.push(P)}if(null!==(o=(i=b.getProperty()).getRoughnessTexture)&&void 0!==o&&o.call(i)){var w=["Roughness",b.getProperty().getRoughnessTexture()];C.push(w)}if(null!==(s=(l=b.getProperty()).getMetallicTexture)&&void 0!==s&&s.call(l)){var O=["Metallic",b.getProperty().getMetallicTexture()];C.push(O)}if(null!==(c=(u=b.getProperty()).getNormalTexture)&&void 0!==c&&c.call(u)){var I=["Normal",b.getProperty().getNormalTexture()];C.push(I)}if(null!==(d=(f=b.getProperty()).getAmbientOcclusionTexture)&&void 0!==d&&d.call(f)){var A=["AmbientOcclusion",b.getProperty().getAmbientOcclusionTexture()];C.push(A)}if(null!==(p=(g=b.getProperty()).getEmissionTexture)&&void 0!==p&&p.call(g)){var R=["Emission",b.getProperty().getEmissionTexture()];C.push(R)}if(null!==(m=T.getEnvironmentTexture)&&void 0!==m&&m.call(T)){var E=["Environment",T.getEnvironmentTexture()];C.push(E)}for(var M=0;M<C.length;M++)(C[M][1].getInputData()||C[M][1].getJsImageData()||C[M][1].getCanvas())&&v.push(C[M]),C[M][1].getImage()&&C[M][1].getImageLoaded()&&v.push(C[M]);for(var D=0;D<v.length;D++){var V=v[D][1],L=v[D][0],_=t.device.getTextureManager().getTextureForVTKTexture(V);if(_.getReady()){for(var N=!1,B=0;B<t.textures.length;B++)t.textures[B]===_&&(N=!0,h[B]=!0);if(!N){h[t.textures.length]=!0;var F=_.createView("".concat(L,"Texture"));t.textures.push(_),t.textureViews.push(F);var U=V.getInterpolate()?"linear":"nearest",k=null;!k&&V.getEdgeClamp()&&V.getRepeat()&&(k="mirror-repeat"),!k&&V.getEdgeClamp()&&(k="clamp-to-edge"),!k&&V.getRepeat()&&(k="repeat"),"Environment"!==L?F.addSampler(t.device,{addressModeU:k,addressModeV:k,addressModeW:k,minFilter:U,magFilter:U}):F.addSampler(t.device,{addressModeU:"repeat",addressModeV:"clamp-to-edge",addressModeW:"repeat",minFilter:U,magFilter:U,mipmapFilter:"linear"})}}}for(var G=t.textures.length-1;G>=0;G--)h[G]||(t.textures.splice(G,1),t.textureViews.splice(G,1))},e.computePipelineHash=function(){var r="pd".concat(t.useRendererMatrix?"r":"").concat(t.forceZValue?"z":"");if(t.primitiveType===xv.TriangleEdges||t.primitiveType===xv.TriangleStripEdges)r+="edge";else{if(t.vertexInput.hasAttribute("normalMC")&&(r+="n"),t.vertexInput.hasAttribute("colorVI")&&(r+="c"),t.vertexInput.hasAttribute("tcoord")){var n=t.vertexInput.getBuffer("tcoord"),a=Ca.getNumberOfComponentsFromBufferFormat(n.getArrayInformation()[0].format);r+="t".concat(a)}t.textures.length&&(r+="tx".concat(t.textures.length))}t._usesCellNormals&&(r+="cn"),t.SSBO&&(r+="ssbo"),r+=e.getHashFromUsage(t.usage),r+=t.renderEncoder.getPipelineHash(),t.pipelineHash=r},e.updateBuffers=function(){t.primitiveType!==xv.TriangleEdges&&t.primitiveType!==xv.TriangleStripEdges&&e.updateTextures();var r=t.WebGPUActor.getRenderable(),n=r.getProperty().getRepresentation();t.usage=e.getUsage(n,t.primitiveType),e.buildVertexInput();var a=t.vertexInput.getBuffer("vertexBC");if(e.setNumberOfVertices(a.getSizeInBytes()/a.getStrideInBytes()),e.setTopology(e.getTopologyFromUsage(t.usage)),e.updateUBO(),e.haveWideLines()){var o=r.getProperty();e.setNumberOfInstances(Math.ceil(2*o.getLineWidth()))}else e.setNumberOfInstances(1)}}(e,t)}var Ev={newInstance:(0,ht.WL)(Rv,"vtkWebGPUCellArrayMapper"),extend:Rv},Mv=po.PrimitiveTypes;var Dv={primitives:null};function Vv(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Dv,r),Tt.extend(e,t,r),t.primitives=[],function(e,t){t.classHierarchy.push("vtkWebGPUPolyDataMapper"),e.createCellArrayMapper=function(){return Ev.newInstance()},e.buildPass=function(r){if(r){t.WebGPUActor=e.getFirstAncestorOfType("vtkWebGPUActor"),t.renderable.getStatic()||t.renderable.update();var n=t.renderable.getInputData();t.renderable.mapScalars(n,1),e.updateCellArrayMappers(n)}},e.updateCellArrayMappers=function(r){for(var n=[r.getVerts(),r.getLines(),r.getPolys(),r.getStrips()],a=[],o=0,i=Mv.Points;i<=Mv.Triangles;i++)if(n[i].getNumberOfValues()>0){t.primitives[i]||(t.primitives[i]=e.createCellArrayMapper());var s=t.primitives[i];s.setCellArray(n[i]),s.setCurrentInput(r),s.setCellOffset(o),s.setPrimitiveType(i),s.setRenderable(t.renderable),o+=n[i].getNumberOfCells(),a.push(s)}else t.primitives[i]=null;if(t.WebGPUActor.getRenderable().getProperty().getEdgeVisibility())for(var l=Mv.TriangleEdges;l<=Mv.TriangleStripEdges;l++)if(n[l-2].getNumberOfValues()>0){t.primitives[l]||(t.primitives[l]=e.createCellArrayMapper());var c=t.primitives[l];c.setCellArray(n[l-2]),c.setCurrentInput(r),c.setCellOffset(t.primitives[l-2].getCellOffset()),c.setPrimitiveType(l),c.setRenderable(t.renderable),a.push(c)}else t.primitives[l]=null;e.prepareNodes(),e.addMissingChildren(a),e.removeUnusedNodes()}}(e,t)}var Lv=(0,ht.WL)(Vv,"vtkWebGPUPolyDataMapper");function _v(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}Qn("vtkMapper",Lv);var Nv=po.PrimitiveTypes;function Bv(e){return function(e){for(var t=1;t<arguments.length;t++){var r=null!=arguments[t]?arguments[t]:{};t%2?_v(Object(r),!0).forEach((function(t){(0,qt.Z)(e,t,r[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(r)):_v(Object(r)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(r,t))}))}return e}({primitives:[]},e)}function Fv(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Bv(r)),Tt.extend(e,t,r),t.primitives=[],function(e,t){t.classHierarchy.push("vtkWebGPUPolyDataMapper2D"),e.createCellArrayMapper=function(){return Ev.newInstance()},e.buildPass=function(r){if(r){t.WebGPUActor=e.getFirstAncestorOfType("vtkWebGPUActor2D"),t.renderable.getStatic()||t.renderable.update();var n=t.renderable.getInputData();t.renderable.mapScalars(n,1),e.updateCellArrayMappers(n)}},e.updateCellArrayMappers=function(r){for(var n=[r.getVerts(),r.getLines(),r.getPolys(),r.getStrips()],a=[],o=0,i=Nv.Points;i<=Nv.Triangles;i++)if(n[i].getNumberOfValues()>0){t.primitives[i]||(t.primitives[i]=e.createCellArrayMapper());var s=t.primitives[i];s.setCellArray(n[i]),s.setCurrentInput(r),s.setCellOffset(o),s.setPrimitiveType(i),s.setRenderable(t.renderable),s.setIs2D(!0),o+=n[i].getNumberOfCells(),a.push(s)}else t.primitives[i]=null;e.prepareNodes(),e.addMissingChildren(a),e.removeUnusedNodes()}}(e,t)}var Uv=(0,ht.WL)(Fv,"vtkWebGPUPolyDataMapper2D");Qn("vtkMapper2D",Uv);var kv={};function Gv(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,kv,r),Tt.extend(e,t,r),t.scalarBarActorHelper=tv.newScalarBarActorHelper(),function(e,t){t.classHierarchy.push("vtkWebGPUScalarBarActor"),e.buildPass=function(r){r&&(t.WebGPURenderer=e.getFirstAncestorOfType("vtkWebGPURenderer"),t.WebGPURenderWindow=t.WebGPURenderer.getParent(),t.scalarBarActorHelper.getRenderable()||t.scalarBarActorHelper.setRenderable(t.renderable),e.prepareNodes(),e.addMissingNode(t.scalarBarActorHelper.getBarActor()),e.addMissingNode(t.scalarBarActorHelper.getTmActor()),e.removeUnusedNodes())},e.opaquePass=function(e,r){if(e){var n=t.WebGPURenderer?t.WebGPURenderer.getRenderable().getActiveCamera():null,a=t.WebGPURenderer.getTiledSizeAndOrigin();t.scalarBarActorHelper.updateAPISpecificData([a.usize,a.vsize],n,t.WebGPURenderWindow.getRenderable())}}}(e,t)}var Wv=(0,ht.WL)(Gv,"vtkWebGPUScalarBarActor");Qn("vtkScalarBarActor",Wv);var zv={texture:null,handle:null,sampler:null,label:null};function jv(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,zv,r),ht.default.obj(e,t),t.bindGroupLayoutEntry={visibility:GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT,texture:{sampleType:"float",viewDimension:"2d"}},t.bindGroupTime={},ht.default.obj(t.bindGroupTime,{mtime:0}),ht.default.get(e,t,["bindGroupTime","texture"]),ht.default.setGet(e,t,["bindGroupLayoutEntry","label","sampler"]),function(e,t){t.classHierarchy.push("vtkWebGPUTextureView"),e.create=function(e,r){t.texture=e,t.options=r,t.options.dimension=t.options.dimension||"2d",t.options.label=t.label,t.textureHandle=e.getHandle(),t.handle=t.textureHandle.createView(t.options),t.bindGroupLayoutEntry.texture.viewDimension=t.options.dimension;var n=Ca.getDetailsFromTextureFormat(t.texture.getFormat());t.bindGroupLayoutEntry.texture.sampleType=n.sampleType},e.createFromTextureHandle=function(e,r){t.texture=null,t.options=r,t.options.dimension=t.options.dimension||"2d",t.options.label=t.label,t.textureHandle=e,t.handle=t.textureHandle.createView(t.options),t.bindGroupLayoutEntry.texture.viewDimension=t.options.dimension;var n=Ca.getDetailsFromTextureFormat(r.format);t.bindGroupLayoutEntry.texture.sampleType=n.sampleType,t.bindGroupTime.modified()},e.getBindGroupEntry=function(){return{resource:e.getHandle()}},e.getShaderCode=function(e,r){var n="f32";"sint"===t.bindGroupLayoutEntry.texture.sampleType?n="i32":"uint"===t.bindGroupLayoutEntry.texture.sampleType&&(n="u32");var a="@binding(".concat(e,") @group(").concat(r,") var ").concat(t.label,": texture_").concat(t.options.dimension,"<").concat(n,">;");return"depth"===t.bindGroupLayoutEntry.texture.sampleType&&(a="@binding(".concat(e,") @group(").concat(r,") var ").concat(t.label,": texture_depth_").concat(t.options.dimension,";")),a},e.addSampler=function(r,n){var a=Lo.newInstance({label:"".concat(t.label,"Sampler")});a.create(r,n),e.setSampler(a)},e.getBindGroupTime=function(){return t.texture&&t.texture.getHandle()!==t.textureHandle&&(t.textureHandle=t.texture.getHandle(),t.handle=t.textureHandle.createView(t.options),t.bindGroupTime.modified()),t.bindGroupTime},e.getHandle=function(){return t.texture&&t.texture.getHandle()!==t.textureHandle&&(t.textureHandle=t.texture.getHandle(),t.handle=t.textureHandle.createView(t.options),t.bindGroupTime.modified()),t.handle}}(e,t)}var Hv={newInstance:ht.default.newInstance(jv),extend:jv},Kv=po.BufferUsage;var Zv={device:null,handle:null,buffer:null,ready:!1,label:null};function Xv(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,Zv,r),ht.default.obj(e,t),ht.default.get(e,t,["handle","ready","width","height","depth","format","usage"]),ht.default.setGet(e,t,["device","label"]),function(e,t){t.classHierarchy.push("vtkWebGPUTexture"),e.create=function(e,r){t.device=e,t.width=r.width,t.height=r.height,t.depth=r.depth?r.depth:1;var n=1===t.depth?"2d":"3d";t.format=r.format?r.format:"rgba8unorm",t.mipLevel=r.mipLevel?r.mipLevel:0,t.usage=r.usage?r.usage:GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST,t.handle=t.device.getHandle().createTexture({size:[t.width,t.height,t.depth],format:t.format,usage:t.usage,label:t.label,dimension:n,mipLevelCount:t.mipLevel+1})},e.assignFromHandle=function(e,r,n){t.device=e,t.handle=r,t.width=n.width,t.height=n.height,t.depth=n.depth?n.depth:1,t.format=n.format?n.format:"rgba8unorm",t.usage=n.usage?n.usage:GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST},e.writeImageData=function(r){var n=[];if(r.canvas)return t.device.getHandle().queue.copyExternalImageToTexture({source:r.canvas,flipY:r.flip},{texture:t.handle,premultipliedAlpha:!0},[t.width,t.height,t.depth]),void(t.ready=!0);r.jsImageData&&!r.nativeArray&&(r.width=r.jsImageData.width,r.height=r.jsImageData.height,r.depth=1,r.format="rgba8unorm",r.flip=!0,r.nativeArray=r.jsImageData.data);var a=Ca.getDetailsFromTextureFormat(t.format),o=t.width*a.stride,i=function(e,t,r){var n=e.length/(t*r)*e.BYTES_PER_ELEMENT,o=2===a.elementSize&&"float"===a.sampleType;if(o||n%256){for(var i=e,s=n/i.BYTES_PER_ELEMENT,l=a.elementSize,c=256*Math.floor((s*l+255)/256),u=c/l,d=ht.default.newTypedArray(o?"Uint16Array":i.constructor.name,u*t*r),f=0;f<t*r;f++)if(o)for(var p=0;p<s;p++)d[f*u+p]=Br.toHalf(i[f*s+p]);else d.set(i.subarray(f*s,(f+1)*s),f*u);return[d,c]}return[e,n]};if(r.nativeArray&&(n=r.nativeArray),r.image){var s=document.createElement("canvas");s.width=r.image.width,s.height=r.image.height;var l=s.getContext("2d");l.translate(0,s.height),l.scale(1,-1),l.drawImage(r.image,0,0,r.image.width,r.image.height,0,0,s.width,s.height),n=l.getImageData(0,0,r.image.width,r.image.height).data}var c=t.device.createCommandEncoder();if(3!==e.getDimensionality()){for(var u=oh.ZP.generateMipmaps(n,t.width,t.height,t.mipLevel),d=t.width,f=t.height,p=0;p<=t.mipLevel;p++){var g=i(u[p],f,1);o=g[1];var m={dataArray:r.dataArray?r.dataArray:null,nativeArray:g[0],usage:Kv.Texture},h=t.device.getBufferManager().getBuffer(m);c.copyBufferToTexture({buffer:h.getHandle(),offset:0,bytesPerRow:o,rowsPerImage:f},{texture:t.handle,mipLevel:p},[d,f,1]),d/=2,f/=2}t.device.submitCommandEncoder(c),t.ready=!0}else{var v=i(n,t.height,t.depth);o=v[1];var y={dataArray:r.dataArray?r.dataArray:null,usage:Kv.Texture};y.nativeArray=v[0];var b=t.device.getBufferManager().getBuffer(y);c.copyBufferToTexture({buffer:b.getHandle(),offset:0,bytesPerRow:o,rowsPerImage:t.height},{texture:t.handle},[t.width,t.height,t.depth]),t.device.submitCommandEncoder(c),t.ready=!0}},e.getScale=function(){var e=Ca.getDetailsFromTextureFormat(t.format);return 2===e.elementSize&&"float"===e.sampleType?1:255},e.getNumberOfComponents=function(){return Ca.getDetailsFromTextureFormat(t.format).numComponents},e.getDimensionality=function(){var e=0;return t.width>1&&e++,t.height>1&&e++,t.depth>1&&e++,e},e.resizeToMatch=function(e){e.getWidth()===t.width&&e.getHeight()===t.height&&e.getDepth()===t.depth||(t.width=e.getWidth(),t.height=e.getHeight(),t.depth=e.getDepth(),t.handle=t.device.getHandle().createTexture({size:[t.width,t.height,t.depth],format:t.format,usage:t.usage,label:t.label}))},e.resize=function(e,r){var n=arguments.length>2&&void 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p(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,f,r),o.ZP.extend(e,t,r),t.table||(t.table=[]),t.buildTime={},n.default.obj(t.buildTime),t.opaqueFlagBuildTime={},n.default.obj(t.opaqueFlagBuildTime,{mtime:0}),t.insertTime={},n.default.obj(t.insertTime,{mtime:0}),n.default.get(e,t,["buildTime"]),n.default.setGet(e,t,["numberOfColors","useAboveRangeColor","useBelowRangeColor"]),n.default.setArray(e,t,["alphaRange","hueRange","saturationRange","valueRange"],2),n.default.setArray(e,t,["nanColor","belowRangeColor","aboveRangeColor"],4),n.default.getArray(e,t,["hueRange","saturationRange","valueRange","alphaRange","nanColor","belowRangeColor","aboveRangeColor"]),function(e,t){t.classHierarchy.push("vtkLookupTable"),e.isOpaque=function(){if(t.opaqueFlagBuildTime.getMTime()<e.getMTime()){var r=!0;t.nanColor[3]<1&&(r=0),t.useBelowRangeColor&&t.belowRangeColor[3]<1&&(r=0),t.useAboveRangeColor&&t.aboveRangeColor[3]<1&&(r=0);for(var 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l=e.getMappingRange(),c={maxIndex:e.getNumberOfColors()-1,range:l,shift:0,scale:0};e.lookupShiftAndScale(l,c);var u=e.getAlpha(),d=r.getNumberOfTuples(),f=r.getNumberOfComponents(),p=n.getData(),g=r.getData();if(u>=1){if(a===i.OG.RGBA)for(var m=0;m<d;m++){var h=s(g[m*f+o],t.table,c);p[4*m]=h[0],p[4*m+1]=h[1],p[4*m+2]=h[2],p[4*m+3]=h[3]}}else if(a===i.OG.RGBA)for(var v=0;v<d;v++){var y=s(g[v*f+o],t.table,c);p[4*v]=y[0],p[4*v+1]=y[1],p[4*v+2]=y[2],p[4*v+3]=Math.floor(y[3]*u+.5)}},e.forceBuild=function(){var r=0,n=0,o=0,i=0,s=t.numberOfColors-1;s&&(r=(t.hueRange[1]-t.hueRange[0])/s,n=(t.saturationRange[1]-t.saturationRange[0])/s,o=(t.valueRange[1]-t.valueRange[0])/s,i=(t.alphaRange[1]-t.alphaRange[0])/s),t.table.length=4*s+16;for(var 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a.R3.set(d,s,s,s),a._E.copy(o,t.projectionMatrix),a._E.scale(o,o,d),a._E.transpose(o,o),o}a._E.identity(c);var l=t.clippingRange[1]-t.clippingRange[0],u=[t.clippingRange[0]+(r+1)*l/2,t.clippingRange[0]+(n+1)*l/2];if(t.parallelProjection){var f=t.parallelScale*e,p=t.parallelScale,g=(t.windowCenter[0]-1)*f,m=(t.windowCenter[0]+1)*f,h=(t.windowCenter[1]-1)*p,v=(t.windowCenter[1]+1)*p;a._E.ortho(c,g,m,h,v,u[0],u[1]),a._E.transpose(c,c)}else{if(t.useOffAxisProjection)throw new Error("Off-Axis projection is not supported at this time");var y,b,T=Math.tan((0,i.r)(t.viewAngle)/2);!0===t.useHorizontalViewAngle?(y=t.clippingRange[0]*T,b=t.clippingRange[0]*T/e):(y=t.clippingRange[0]*T*e,b=t.clippingRange[0]*T);var C=(t.windowCenter[0]-1)*y,x=(t.windowCenter[0]+1)*y,S=(t.windowCenter[1]-1)*b,P=(t.windowCenter[1]+1)*b,w=u[0],O=u[1];c[0]=2*w/(x-C),c[5]=2*w/(P-S),c[2]=(C+x)/(x-C),c[6]=(S+P)/(P-S),c[10]=-(w+O)/(O-w),c[14]=-1,c[11]=-2*w*O/(O-w),c[15]=0}return a._E.copy(o,c),o},e.getCompositeProjectionMatrix=function(t,r,n){var o=e.getViewMatrix(),i=e.getProjectionMatrix(t,r,n);return a._E.multiply(i,o,i),i},e.setDirectionOfProjection=function(e,r,n){if(t.directionOfProjection[0]!==e||t.directionOfProjection[1]!==r||t.directionOfProjection[2]!==n){t.directionOfProjection[0]=e,t.directionOfProjection[1]=r,t.directionOfProjection[2]=n;var a=t.directionOfProjection;t.focalPoint[0]=t.position[0]+a[0]*t.distance,t.focalPoint[1]=t.position[1]+a[1]*t.distance,t.focalPoint[2]=t.position[2]+a[2]*t.distance,y()}},e.setDeviceAngles=function(r,n,o,s){var l=[3];(0,i.j)(t.physicalViewNorth,t.physicalViewUp,l);var c=a._E.identity(new Float64Array(16));a._E.rotate(c,c,(0,i.r)(r),t.physicalViewUp),a._E.rotate(c,c,(0,i.r)(n),l),a._E.rotate(c,c,(0,i.r)(o),t.physicalViewNorth),a._E.rotate(c,c,(0,i.r)(-s),t.physicalViewUp);var u=new Float64Array([-t.physicalViewUp[0],-t.physicalViewUp[1],-t.physicalViewUp[2]]),d=new Float64Array(t.physicalViewNorth);a.R3.transformMat4(u,u,c),a.R3.transformMat4(d,d,c),e.setDirectionOfProjection(u[0],u[1],u[2]),e.setViewUp(d[0],d[1],d[2]),e.modified()},e.setOrientationWXYZ=function(t,r,o,s){var l=a._E.identity(new Float64Array(16));if(0!==t&&(0!==r||0!==o||0!==s)){var c=(0,i.r)(t),u=a.gf.create();a.gf.setAxisAngle(u,[r,o,s],c),a._E.fromQuat(l,u)}var d=new Float64Array(3);a.R3.transformMat4(d,[0,0,-1],l);var f=new Float64Array(3);a.R3.transformMat4(f,[0,1,0],l),e.setDirectionOfProjection.apply(e,(0,n.Z)(d)),e.setViewUp.apply(e,(0,n.Z)(f)),e.modified()},e.computeClippingRange=function(e){var r,n;r=t.viewPlaneNormal,n=t.position;for(var a=-r[0],o=-r[1],i=-r[2],s=-(a*n[0]+o*n[1]+i*n[2]),l=[a*e[0]+o*e[2]+i*e[4]+s,1e-18],c=0;c<2;c++)for(var u=0;u<2;u++)for(var d=0;d<2;d++){var f=a*e[d]+o*e[2+u]+i*e[4+c]+s;l[0]=f<l[0]?f:l[0],l[1]=f>l[1]?f:l[1]}return l}}(e,t)}var u={newInstance:o.default.newInstance(c,"vtkCamera"),extend:c}},95548:(e,t,r)=>{"use strict";r.d(t,{ZP:()=>T});var n=r(87765),a=r(41168),o=r(59474),i=r(4666),s={ColorSpace:{RGB:0,HSV:1,LAB:2,DIVERGING:3},Scale:{LINEAR:0,LOG10:1}};function l(e,t){var r=Object.keys(e);if(Object.getOwnPropertySymbols){var n=Object.getOwnPropertySymbols(e);t&&(n=n.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),r.push.apply(r,n)}return r}var c=s.ColorSpace,u=s.Scale,d=i.ZP.ScalarMappingTarget,f=a.default.vtkDebugMacro,p=a.default.vtkErrorMacro,g=a.default.vtkWarningMacro;function m(e,t){var r=e[0],n=e[1],a=e[2],o=Math.sqrt(r*r+n*n+a*a),i=o>.001?Math.acos(r/o):0,s=i>.001?Math.atan2(a,n):0;t[0]=o,t[1]=i,t[2]=s}function h(e,t){if(e[0]>=t-.1)return e[2];var r=e[1]*Math.sqrt(t*t-e[0]*e[0])/(e[0]*Math.sin(e[1]));return e[2]>-.3*Math.PI?e[2]+r:e[2]-r}function v(e,t,r,n){var a=[],i=[];(0,o.H)(t,a),(0,o.H)(r,i);var s=[],l=[];m(a,s),m(i,l);var c=e;if(s[1]>.05&&l[1]>.05&&function(e,t){var r=e-t;for(r<0&&(r=-r);r>=2*Math.PI;)r-=2*Math.PI;return r>Math.PI&&(r=2*Math.PI-r),r}(s[2],l[2])>.33*Math.PI){var u=Math.max(s[0],l[0]);u=Math.max(88,u),e<.5?(l[0]=u,l[1]=0,l[2]=0,c*=2):(s[0]=u,s[1]=0,s[2]=0,c=2*c-1)}s[1]<.05&&l[1]>.05?s[2]=h(l,s[0]):l[1]<.05&&s[1]>.05&&(l[2]=h(s,l[0]));var d=[];d[0]=(1-c)*s[0]+c*l[0],d[1]=(1-c)*s[1]+c*l[1],d[2]=(1-c)*s[2]+c*l[2];var f=[];!function(e,t){var r=e[0],n=e[1],a=e[2];t[0]=r*Math.cos(n),t[1]=r*Math.sin(n)*Math.cos(a),t[2]=r*Math.sin(n)*Math.sin(a)}(d,f),(0,o.I)(f,n)}var y={clamping:!0,colorSpace:c.RGB,hSVWrap:!0,scale:u.LINEAR,nanColor:null,belowRangeColor:null,aboveRangeColor:null,useAboveRangeColor:!1,useBelowRangeColor:!1,allowDuplicateScalars:!1,table:null,tableSize:0,buildTime:null,nodes:null,discretize:!1,numberOfValues:256};function b(e,t){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};Object.assign(t,y,r),i.ZP.extend(e,t,r),t.table=[],t.nodes=[],t.nanColor=[.5,0,0,1],t.belowRangeColor=[0,0,0,1],t.aboveRangeColor=[1,1,1,1],t.buildTime={},a.default.obj(t.buildTime),a.default.get(e,t,["buildTime","mappingRange"]),a.default.setGet(e,t,["useAboveRangeColor","useBelowRangeColor","colorSpace","discretize","numberOfValues"]),a.default.setArray(e,t,["nanColor","belowRangeColor","aboveRangeColor"],4),a.default.getArray(e,t,["nanColor","belowRangeColor","aboveRangeColor"]),function(e,t){t.classHierarchy.push("vtkColorTransferFunction"),e.getSize=function(){return t.nodes.length},e.addRGBPoint=function(t,r,n,a){return e.addRGBPointLong(t,r,n,a,.5,0)},e.addRGBPointLong=function(r,n,a,o){var i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.5,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0;if(i<0||i>1)return p("Midpoint outside range [0.0, 1.0]"),-1;if(s<0||s>1)return p("Sharpness outside range [0.0, 1.0]"),-1;t.allowDuplicateScalars||e.removePoint(r);var l={x:r,r:n,g:a,b:o,midpoint:i,sharpness:s};t.nodes.push(l),e.sortAndUpdateRange();for(var c=0;c<t.nodes.length&&t.nodes[c].x!==r;c++);return c<t.nodes.length?c:-1},e.addHSVPoint=function(t,r,n,a){return e.addHSVPointLong(t,r,n,a,.5,0)},e.addHSVPointLong=function(t,r,n,a){var i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.5,s=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0,l=[],c=[r,n,a];return(0,o.h)(c,l),e.addRGBPoint(t,l[0],l[1],l[2],i,s)},e.setNodes=function(r){if(t.nodes!==r){var n=JSON.stringify(t.nodes);t.nodes=r;var a=JSON.stringify(t.nodes);if(e.sortAndUpdateRange()||n!==a)return e.modified(),!0}return!1},e.sortAndUpdateRange=function(){var r=JSON.stringify(t.nodes);t.nodes.sort((function(e,t){return e.x-t.x}));var n=JSON.stringify(t.nodes),a=e.updateRange();return a||r===n?a:(e.modified(),!0)},e.updateRange=function(){var r=[2];r[0]=t.mappingRange[0],r[1]=t.mappingRange[1];var n=t.nodes.length;return n?(t.mappingRange[0]=t.nodes[0].x,t.mappingRange[1]=t.nodes[n-1].x):(t.mappingRange[0]=0,t.mappingRange[1]=0),(r[0]!==t.mappingRange[0]||r[1]!==t.mappingRange[1])&&(e.modified(),!0)},e.removePoint=function(r){for(var n=0;n<t.nodes.length&&t.nodes[n].x!==r;n++);var a=n;if(n>=t.nodes.length)return-1;var o=!1;return t.nodes.splice(n,1),0!==n&&n!==t.nodes.length||(o=e.updateRange()),o||e.modified(),a},e.movePoint=function(r,n){if(r!==n){e.removePoint(n);for(var a=0;a<t.nodes.length;a++)if(t.nodes[a].x===r){t.nodes[a].x=n,e.sortAndUpdateRange();break}}},e.removeAllPoints=function(){t.nodes=[],e.sortAndUpdateRange()},e.addRGBSegment=function(r,n,a,o,i,s,l,c){e.sortAndUpdateRange();for(var u=0;u<t.nodes.length;)t.nodes[u].x>=r&&t.nodes[u].x<=i?t.nodes.splice(u,1):u++;e.addRGBPointLong(r,n,a,o,.5,0),e.addRGBPointLong(i,s,l,c,.5,0),e.modified()},e.addHSVSegment=function(t,r,n,a,i,s,l,c){var u=[r,n,a],d=[s,l,c],f=[],p=[];(0,o.h)(u,f),(0,o.h)(d,p),e.addRGBSegment(t,f[0],f[1],f[2],i,p[0],p[1],p[2])},e.mapValue=function(t){var r=[];return e.getColor(t,r),[Math.floor(255*r[0]+.5),Math.floor(255*r[1]+.5),Math.floor(255*r[2]+.5),255]},e.getColor=function(r,n){if(t.indexedLookup){var a=e.getSize(),o=e.getAnnotatedValueIndexInternal(r);if(o<0||0===a)e.getNanColor(n);else{var i=[];e.getNodeValue(o%a,i),n[0]=i.r,n[1]=i.g,n[2]=i.b}}else e.getTable(r,r,1,n)},e.getRedValue=function(t){var r=[];return e.getColor(t,r),r[0]},e.getGreenValue=function(t){var r=[];return e.getColor(t,r),r[1]},e.getBlueValue=function(t){var r=[];return e.getColor(t,r),r[2]},e.getTable=function(r,n,a,i){var s=Number(r),l=Number(n);if((0,o.i)(s)||(0,o.i)(l))for(var d=0;d<a;d++)i[3*d+0]=t.nanColor[0],i[3*d+1]=t.nanColor[1],i[3*d+2]=t.nanColor[2];else{var f=0,g=t.nodes.length,m=0,h=0,y=0;0!==g&&(m=t.nodes[g-1].r,h=t.nodes[g-1].g,y=t.nodes[g-1].b);var b=0,T=0,C=0,x=[0,0,0],S=[0,0,0],P=0,w=0,O=[],I=t.scale===u.LOG10;I&&(I=t.mappingRange[0]>0);var A=0,R=0,E=0;I&&(A=Math.log10(s),R=Math.log10(l));for(var M=0;M<a;M++){var D=3*M;if(a>1?I?(E=A+M/(a-1)*(R-A),b=Math.pow(10,E)):b=s+M/(a-1)*(l-s):I?(E=.5*(A+R),b=Math.pow(10,E)):b=.5*(s+l),t.discretize){var V=t.mappingRange;if(b>=V[0]&&b<=V[1]){var L=t.numberOfValues,_=V[1]-V[0];if(L<=1)b=V[0]+_/2;else{var N=(b-V[0])/_,B=(0,o.J)(L*N);b=V[0]+B/(L-1)*_}}}for(;f<g&&b>t.nodes[f].x;)++f<g&&(T=t.nodes[f-1].x,C=t.nodes[f].x,I&&(T=Math.log10(T),C=Math.log10(C)),x[0]=t.nodes[f-1].r,S[0]=t.nodes[f].r,x[1]=t.nodes[f-1].g,S[1]=t.nodes[f].g,x[2]=t.nodes[f-1].b,S[2]=t.nodes[f].b,P=t.nodes[f-1].midpoint,w=t.nodes[f-1].sharpness,P<1e-5&&(P=1e-5),P>.99999&&(P=.99999));if(b>t.mappingRange[1])i[D]=0,i[D+1]=0,i[D+2]=0,t.clamping&&(e.getUseAboveRangeColor()?(i[D]=t.aboveRangeColor[0],i[D+1]=t.aboveRangeColor[1],i[D+2]=t.aboveRangeColor[2]):(i[D]=m,i[D+1]=h,i[D+2]=y));else if(b<t.mappingRange[0]||(0,o.F)(b)&&b<0)i[D]=0,i[D+1]=0,i[D+2]=0,t.clamping&&(e.getUseBelowRangeColor()?(i[D]=t.belowRangeColor[0],i[D+1]=t.belowRangeColor[1],i[D+2]=t.belowRangeColor[2]):g>0&&(i[D]=t.nodes[0].r,i[D+1]=t.nodes[0].g,i[D+2]=t.nodes[0].b));else if(0===f&&(Math.abs(b-s)<1e-6||t.discretize))g>0?(i[D]=t.nodes[0].r,i[D+1]=t.nodes[0].g,i[D+2]=t.nodes[0].b):(i[D]=0,i[D+1]=0,i[D+2]=0);else{var F=0;if(F=(F=I?(E-T)/(C-T):(b-T)/(C-T))<P?.5*F/P:.5+.5*(F-P)/(1-P),w>.99){if(F<.5){i[D]=x[0],i[D+1]=x[1],i[D+2]=x[2];continue}i[D]=S[0],i[D+1]=S[1],i[D+2]=S[2];continue}if(w<.01){if(t.colorSpace===c.RGB)i[D]=(1-F)*x[0]+F*S[0],i[D+1]=(1-F)*x[1]+F*S[1],i[D+2]=(1-F)*x[2]+F*S[2];else if(t.colorSpace===c.HSV){var U=[],k=[];(0,o.G)(x,U),(0,o.G)(S,k),t.hSVWrap&&(U[0]-k[0]>.5||k[0]-U[0]>.5)&&(U[0]>k[0]?U[0]-=1:k[0]-=1);var G=[];G[0]=(1-F)*U[0]+F*k[0],G[0]<0&&(G[0]+=1),G[1]=(1-F)*U[1]+F*k[1],G[2]=(1-F)*U[2]+F*k[2],(0,o.h)(G,O),i[D]=O[0],i[D+1]=O[1],i[D+2]=O[2]}else if(t.colorSpace===c.LAB){var W=[],z=[];(0,o.H)(x,W),(0,o.H)(S,z);var j=[];j[0]=(1-F)*W[0]+F*z[0],j[1]=(1-F)*W[1]+F*z[1],j[2]=(1-F)*W[2]+F*z[2],(0,o.I)(j,O),i[D]=O[0],i[D+1]=O[1],i[D+2]=O[2]}else t.colorSpace===c.DIVERGING?(v(F,x,S,O),i[D]=O[0],i[D+1]=O[1],i[D+2]=O[2]):p("ColorSpace set to invalid value.",t.colorSpace);continue}F<.5?F=.5*Math.pow(2*F,1+10*w):F>.5&&(F=1-.5*Math.pow(2*(1-F),1+10*w));var H=F*F,K=H*F,Z=2*K-3*H+1,X=-2*K+3*H,q=K-2*H+F,Y=K-H,$=void 0;if(t.colorSpace===c.RGB)for(var Q=0;Q<3;Q++)$=(1-w)*(S[Q]-x[Q]),i[D+Q]=Z*x[Q]+X*S[Q]+q*$+Y*$;else if(t.colorSpace===c.HSV){var J=[],ee=[];(0,o.G)(x,J),(0,o.G)(S,ee),t.hSVWrap&&(J[0]-ee[0]>.5||ee[0]-J[0]>.5)&&(J[0]>ee[0]?J[0]-=1:ee[0]-=1);for(var te=[],re=0;re<3;re++)$=(1-w)*(ee[re]-J[re]),te[re]=Z*J[re]+X*ee[re]+q*$+Y*$,0===re&&te[re]<0&&(te[re]+=1);(0,o.h)(te,O),i[D]=O[0],i[D+1]=O[1],i[D+2]=O[2]}else if(t.colorSpace===c.LAB){var ne=[],ae=[];(0,o.H)(x,ne),(0,o.H)(S,ae);for(var oe=[],ie=0;ie<3;ie++)$=(1-w)*(ae[ie]-ne[ie]),oe[ie]=Z*ne[ie]+X*ae[ie]+q*$+Y*$;(0,o.I)(oe,O),i[D]=O[0],i[D+1]=O[1],i[D+2]=O[2]}else t.colorSpace===c.DIVERGING?(v(F,x,S,O),i[D]=O[0],i[D+1]=O[1],i[D+2]=O[2]):p("ColorSpace set to invalid value.");for(var se=0;se<3;se++)i[D+se]=i[D+se]<0?0:i[D+se],i[D+se]=i[D+se]>1?1:i[D+se]}}}},e.getUint8Table=function(r,n,a){var o=arguments.length>3&&void 0!==arguments[3]&&arguments[3];if(e.getMTime()<=t.buildTime&&t.tableSize===a&&t.tableWithAlpha!==o)return t.table;if(0===t.nodes.length)return p("Attempting to lookup a value with no points in the function"),t.table;var i=o?4:3;t.tableSize===a&&t.tableWithAlpha===o||(t.table=new Uint8Array(a*i),t.tableSize=a,t.tableWithAlpha=o);var s=[];e.getTable(r,n,a,s);for(var l=0;l<a;l++)t.table[l*i+0]=Math.floor(255*s[3*l+0]+.5),t.table[l*i+1]=Math.floor(255*s[3*l+1]+.5),t.table[l*i+2]=Math.floor(255*s[3*l+2]+.5),o&&(t.table[l*i+3]=255);return t.buildTime.modified(),t.table},e.buildFunctionFromArray=function(r){e.removeAllPoints();for(var n=r.getNumberOfComponents(),a=0;a<r.getNumberOfTuples();a++)switch(n){case 3:t.nodes.push({x:a,r:r.getComponent(a,0),g:r.getComponent(a,1),b:r.getComponent(a,2),midpoint:.5,sharpness:0});break;case 4:t.nodes.push({x:r.getComponent(a,0),r:r.getComponent(a,1),g:r.getComponent(a,2),b:r.getComponent(a,3),midpoint:.5,sharpness:0});break;case 5:t.nodes.push({x:a,r:r.getComponent(a,0),g:r.getComponent(a,1),b:r.getComponent(a,2),midpoint:r.getComponent(a,4),sharpness:r.getComponent(a,5)});break;case 6:t.nodes.push({x:r.getComponent(a,0),r:r.getComponent(a,1),g:r.getComponent(a,2),b:r.getComponent(a,3),midpoint:r.getComponent(a,4),sharpness:r.getComponent(a,5)})}e.sortAndUpdateRange()},e.buildFunctionFromTable=function(r,n,a,o){var i=0;e.removeAllPoints(),a>1&&(i=(n-r)/(a-1));for(var s=0;s<a;s++){var 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e=Number.MAX_VALUE,r=0;r<t.nodes.length-1;r++){var n=t.nodes[r+1].x-t.nodes[r].x;n<e&&(e=n)}return e},e.mapScalarsThroughTable=function(r,n,a,o){0!==e.getSize()?t.indexedLookup?e.mapDataIndexed(r,n,a,o):e.mapData(r,n,a,o):f("Transfer Function Has No Points!")},e.mapData=function(t,r,n,a){if(0!==e.getSize()){var o=Math.floor(255*e.getAlpha()+.5),i=t.getNumberOfTuples(),s=t.getNumberOfComponents(),l=r.getData(),c=t.getData(),u=[];if(n===d.RGBA)for(var f=0;f<i;f++){var p=c[f*s+a];e.getColor(p,u),l[4*f]=Math.floor(255*u[0]+.5),l[4*f+1]=Math.floor(255*u[1]+.5),l[4*f+2]=Math.floor(255*u[2]+.5),l[4*f+3]=o}if(n===d.RGB)for(var m=0;m<i;m++){var h=c[m*s+a];e.getColor(h,u),l[3*m]=Math.floor(255*u[0]+.5),l[3*m+1]=Math.floor(255*u[1]+.5),l[3*m+2]=Math.floor(255*u[2]+.5)}if(n===d.LUMINANCE)for(var v=0;v<i;v++){var y=c[v*s+a];e.getColor(y,u),l[v]=Math.floor(76.5*u[0]+150.45*u[1]+28.05*u[2]+.5)}if(n===d.LUMINANCE_ALPHA)for(var b=0;b<i;b++){var 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T={pickedProp:null,activeCamera:null,allBounds:[],ambient:[1,1,1],allocatedRenderTime:100,timeFactor:1,automaticLightCreation:!0,twoSidedLighting:!0,lastRenderTimeInSeconds:-1,renderWindow:null,lights:[],actors:[],volumes:[],lightFollowCamera:!0,numberOfPropsRendered:0,propArray:null,pathArray:null,layer:0,preserveColorBuffer:!1,preserveDepthBuffer:!1,computeVisiblePropBounds:(0,i.N)(),interactive:!0,nearClippingPlaneTolerance:0,clippingRangeExpansion:.05,erase:!0,draw:!0,useShadows:!1,useDepthPeeling:!1,occlusionRatio:0,maximumNumberOfPeels:4,selector:null,delegate:null,texturedBackground:!1,backgroundTexture:null,environmentTexture:null,environmentTextureDiffuseStrength:1,environmentTextureSpecularStrength:1,useEnvironmentTextureAsBackground:!1,pass:0};function C(e,t){var r=arguments.length>2&&void 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r={type:"ComputeVisiblePropBoundsEvent",renderer:e},a={type:"ResetCameraClippingRangeEvent",renderer:e},s={type:"ResetCameraEvent",renderer:e};e.updateCamera=function(){return t.activeCamera||(h("No cameras are on, creating one."),e.getActiveCameraAndResetIfCreated()),t.activeCamera.render(e),!0},e.updateLightsGeometryToFollowCamera=function(){var r=e.getActiveCameraAndResetIfCreated();t.lights.forEach((function(e){e.lightTypeIsSceneLight()||(e.lightTypeIsHeadLight()?(e.setPositionFrom(r.getPositionByReference()),e.setFocalPointFrom(r.getFocalPointByReference()),e.modified(r.getMTime())):e.lightTypeIsCameraLight()?e.setTransformMatrix(r.getCameraLightTransformMatrix(n._E.create())):v("light has unknown light type",e.get()))}))},e.updateLightGeometry=function(){return!t.lightFollowCamera||e.updateLightsGeometryToFollowCamera()},e.allocateTime=b("allocateTime"),e.updateGeometry=b("updateGeometry"),e.getVTKWindow=function(){return 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