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material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.19/esri/copyright.txt for details.\n*/\nimport t from\"../../core/global.js\";import{clamp as e}from\"../../core/mathUtils.js\";const n=(()=>{if(!(\"document\"in t))return()=>null;const e=document.createElement(\"canvas\"),n=e.getContext(\"2d\"),r=512;return e.height=r,e.width=1,t=>{n.clearRect(0,0,1,e.height);const r=n.createLinearGradient(0,0,0,e.height);for(const{ratio:e,color:n}of t.colorStops)r.addColorStop(Math.max(e,.001),`rgba(${n[0]}, ${n[1]}, ${n[2]}, ${n[3]})`);return n.fillStyle=r,n.fillRect(0,0,1,e.height),n.getImageData(0,0,1,e.height).data}})();function r(t,e,n,r){const{blurRadius:o,fieldOffset:a,field:i}=e,u=new Float64Array(n*r),l=f(o),s=Math.round(3*o);let h,d=Number.NEGATIVE_INFINITY;const m=c(i,a);for(const{geometry:f,attributes:c}of t){const t=f.x-s,e=f.y-s,o=Math.max(0,t),a=Math.max(0,e),i=Math.min(r,f.y+s),g=Math.min(n,f.x+s),y=+m(c);for(let r=a;r<i;r++){const a=l[r-e];for(let e=o;e<g;e++){const o=l[e-t];h=u[r*n+e]+=a*o*y,h>d&&(d=h)}}}return{matrix:u.buffer,max:d}}function o(t,e,n,r){const{blurRadius:o,fieldOffset:a,field:i}=e,c=new Float64Array(n*r),l=f(o),s=Math.round(3*o);let h,d=Number.NEGATIVE_INFINITY;const m=u(i,a),g=new Set;for(const f of t){const t=f.getCursor();for(;t.next();){const e=t.getObjectId();if(g.has(e))continue;g.add(e);const o=t.readLegacyPointGeometry(),a=128;if(o.x<-a||o.x>=n+a||o.y<-a||o.y>r+a)continue;const i=+m(t),f=Math.round(o.x)-s,u=Math.round(o.y)-s,y=Math.max(0,f),M=Math.max(0,u),x=Math.min(r,Math.round(o.y)+s),b=Math.min(n,Math.round(o.x)+s);for(let t=M;t<x;t++){const e=l[t-u];for(let r=y;r<b;r++){const o=l[r-f];h=c[t*n+r]+=e*o*i,h>d&&(d=h)}}}}return{matrix:c.buffer,max:d}}function a(t,e,n,r,o,a){t.canvas.width=t.canvas.height=e,t.clearRect(0,0,e,e);const f=t.getImageData(0,0,e,e);n&&r&&f.data.set(new Uint8ClampedArray(i(e,n,r,o,a))),t.putImageData(f,0,0)}function i(t,n,r,o,a){const i=new Uint32Array(t*t),f=\"buffer\"in n?n:new Float64Array(n),c=\"buffer\"in r?new Uint32Array(r.buffer):new Uint32Array(new Uint8Array(r).buffer),u=c.length/(a-o);for(let l=0;l<f.length;l++){const t=f[l],n=Math.floor((t-o)*u);i[l]=c[e(n,0,c.length-1)]}return i.buffer}function f(t){const e=Math.round(3*t),n=2*t*t,r=new Float64Array(2*e+1);for(let o=0;o<=r.length;o++)r[o]=Math.exp(-((o-e)**2)/n)/Math.sqrt(2*Math.PI)*(t/2);return r}function c(t,e){return\"function\"==typeof t?t:t?\"string\"==typeof e?e=>-1*+e[t]:n=>+n[t]+e:()=>1}function u(t,e){return null!=t?\"string\"==typeof e?e=>-1*+e.readAttribute(t):n=>+n.readAttribute(t)+e:t=>1}export{r as calculateHeatmapIntensityInfo,o as calculateHeatmapIntensityInfoReaders,i as createHeatmapImageData,f as createKernel,c as createValueFunction,u as createValueFunctionCursor,a as drawHeatmap,n as generateGradient};\n","/*\nAll material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.19/esri/copyright.txt for details.\n*/\nimport{_ as e}from\"../../../../../chunks/tslib.es6.js\";import\"../../../../../core/has.js\";import{isSome as t,andThen as s}from\"../../../../../core/maybe.js\";import\"../../../../../core/Logger.js\";import\"../../../../../core/accessorSupport/ensureType.js\";import\"../../../../../core/accessorSupport/decorators/property.js\";import{subclass as r}from\"../../../../../core/accessorSupport/decorators/subclass.js\";import\"../../../../../core/urlUtils.js\";import\"../../../../../core/uuid.js\";import\"../../../../../portal/support/resourceExtension.js\";import{diff as i}from\"../../../../../core/accessorSupport/diffUtils.js\";import{TILE_SIZE as o}from\"../../../engine/webgl/definitions.js\";import{calculateHeatmapIntensityInfoReaders as a}from\"../../../../../renderers/support/heatmapUtils.js\";import{getPow2NeighborKey as n}from\"../support/tileUtils.js\";import p from\"./BaseProcessor.js\";class d{constructor(e,t){this.offset=e,this.extent=t}}function c(e){const t=e.key,s=new Map,r=256,i=o,a=e.tileInfoView.tileInfo.isWrappable;return s.set(n(t,-1,-1,a).id,new d([-i,-i],[i-r,i-r,i,i])),s.set(n(t,0,-1,a).id,new d([0,-i],[0,i-r,i,i])),s.set(n(t,1,-1,a).id,new d([i,-i],[0,i-r,r,i])),s.set(n(t,-1,0,a).id,new d([-i,0],[i-r,0,i,i])),s.set(n(t,1,0,a).id,new d([i,0],[0,0,r,i])),s.set(n(t,-1,1,a).id,new d([-i,i],[i-r,0,i,r])),s.set(n(t,0,1,a).id,new d([0,i],[0,0,i,r])),s.set(n(t,1,1,a).id,new d([i,i],[0,0,r,r])),s}let l=class extends p{constructor(){super(...arguments),this.type=\"heatmap\",this._tileKeyToFeatureSets=new Map}initialize(){this.handles.add([this.tileStore.on(\"update\",this.onTileUpdate.bind(this))])}async update(e,t){const s=t.schema.processors[0];if(\"heatmap\"!==s.type)return;i(this._schema,s)&&(e.mesh=!0,this._schema=s)}onTileUpdate(e){for(const t of e.removed)this._tileKeyToFeatureSets.delete(t.key.id)}onTileClear(e){const t={clear:!0};return this._tileKeyToFeatureSets.delete(e.key.id),this.remoteClient.invoke(\"tileRenderer.onTileData\",{tileKey:e.id,data:t})}async onTileMessage(e,r,i){this._tileKeyToFeatureSets.has(e.key.id)||this._tileKeyToFeatureSets.set(e.key.id,new Map);const o=this._tileKeyToFeatureSets.get(e.key.id);if(t(r.addOrUpdate)&&r.addOrUpdate.hasFeatures&&o.set(r.addOrUpdate.instance,r),r.end){const t=[],r=c(e);this._tileKeyToFeatureSets.forEach(((i,o)=>{if(o===e.key.id)i.forEach((e=>s(e.addOrUpdate,(e=>t.push(e)))));else if(r.has(o)){const e=r.get(o),[a,n]=e.offset;i.forEach((e=>s(e.addOrUpdate,(e=>{const s=e.transform(a,n,1,1);t.push(s)}))))}}));const o=a(t,this._schema.mesh,512,512),n={tileKey:e.key.id,intensityInfo:o},p=[o.matrix];return this.remoteClient.invoke(\"tileRenderer.onTileData\",n,{...i,transferList:p})}}onTileError(e,t,s){return this.remoteClient.invoke(\"tileRenderer.onTileError\",{tileKey:e.id,error:t},s)}};l=e([r(\"esri.views.2d.layers.features.processors.HeatmapProcessor\")],l);var h=l;export default h;\n","/*\nAll material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.19/esri/copyright.txt for details.\n*/\nimport{Tile as o}from\"./Tile.js\";function e(e,n,r){const t=e.tileInfoView.tileInfo.isWrappable,i=l(e.key,n,r,t);return new o(e.tileInfoView,i)}function l(o,e,l,n){const r=o.clone(),t=1<<r.level,i=r.col+e,c=r.row+l;return n&&i<0?(r.col=i+t,r.world-=1):i>=t?(r.col=i-t,r.world+=1):r.col=i,r.row=c,r}export{l as getPow2NeighborKey,e as getPow2NeighborTile};\n","/*\nAll material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.19/esri/copyright.txt for details.\n*/\nimport{_ as e}from\"../../../../../chunks/tslib.es6.js\";import\"../../../../../core/has.js\";import\"../../../../../core/Logger.js\";import\"../../../../../core/accessorSupport/ensureType.js\";import{property as r}from\"../../../../../core/accessorSupport/decorators/property.js\";import{subclass as o}from\"../../../../../core/accessorSupport/decorators/subclass.js\";import\"../../../../../core/urlUtils.js\";import\"../../../../../core/uuid.js\";import\"../../../../../portal/support/resourceExtension.js\";import{HandleOwner as t}from\"../../../../../core/HandleOwner.js\";let s=class extends t{initialize(){}destroy(){}get supportsTileUpdates(){return!1}get spatialReference(){const e=this.get(\"tileStore.tileScheme.spatialReference\");return e&&e.toJSON()||null}};e([r({readOnly:!0})],s.prototype,\"supportsTileUpdates\",null),e([r({constructOnly:!0})],s.prototype,\"remoteClient\",void 0),e([r({constructOnly:!0})],s.prototype,\"service\",void 0),e([r()],s.prototype,\"spatialReference\",null),e([r({constructOnly:!0})],s.prototype,\"tileInfo\",void 0),e([r({constructOnly:!0})],s.prototype,\"tileStore\",void 0),s=e([o(\"esri.views.2d.layers.features.processors.BaseProcessor\")],s);var p=s;export default p;\n"],"sourceRoot":""}