@arcgis/core/layers/support/RasterJobHandler.js

ArcGIS Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API

/*
All material copyright ESRI, All Rights Reserved, unless otherwise specified.
See https://js.arcgis.com/4.33/esri/copyright.txt for details.
*/
import e from"../../core/Error.js";import{open as r}from"../../core/workers/workers.js";import o from"./PixelBlock.js";class t{constructor(){this._workerThread=null,this._destroyed=!1}async initialize(){const e=await r("RasterWorker");this._destroyed?e.close():this._workerThread=e}destroy(){this._destroyed=!0,this._workerThread&&(this._workerThread.close(),this._workerThread=null)}async convertVectorFieldData(r,t){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");const n=await this._workerThread.invoke("convertVectorFieldData",{pixelBlock:r.pixelBlock.toJSON(),type:r.dataType},t);return n?new o(n):null}computeStatisticsHistograms(r,o){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");return this._workerThread.invoke("computeStatisticsHistograms",{pixelBlock:r.pixelBlock.toJSON()},o)}async decode(r,t){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");const n=await this._workerThread.invoke("decode",r,t);return n?new o(n):null}async symbolize(r,t){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");const n={extent:r.extent?.toJSON(),pixelBlock:r.pixelBlock?.toJSON(),simpleStretchParams:r.simpleStretchParams,bandIds:r.bandIds},a=await this._workerThread.invoke("symbolize",n,t);return a?new o(a):null}async updateSymbolizer(r,o){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");const t=r?.rendererJSON?.histograms;await Promise.all(this._workerThread.broadcast("updateSymbolizer",{symbolizerJSON:r.toJSON(),histograms:t},o))}async updateRasterFunction(r,o){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");await Promise.all(this._workerThread.broadcast("updateRasterFunction",{rasterFunctionJSON:r.toJSON()},o))}async process(r,t){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");const n=await this._workerThread.invoke("process",{extent:r.extent?.toJSON(),primaryPixelSizes:r.primaryPixelSizes?.map((e=>null!=e?e.toJSON():null)),primaryPixelBlocks:r.primaryPixelBlocks.map((e=>null!=e?e.toJSON():null)),primaryRasterIds:r.primaryRasterIds},t);return n?new o(n):null}async stretch(r,t){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");if(!r?.pixelBlock)return null;const n={srcPixelBlock:r.pixelBlock.toJSON(),stretchParams:r.stretchParams},a=await this._workerThread.invoke("stretch",n,t);return a?new o(a):null}async split(r,t){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");if(!r?.pixelBlock)return null;const n={srcPixelBlock:r.pixelBlock.toJSON(),tileSize:r.tileSize,maximumPyramidLevel:r.maximumPyramidLevel,useBilinear:r.useBilinear},a=await this._workerThread.invoke("split",n,t);return a&&a.forEach(((e,r)=>{a.set(r,e?o.fromJSON(e):null)})),a}async clipTile(r,t){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");if(!r?.pixelBlock)return null;const n={...r,pixelBlock:r.pixelBlock.toJSON()},a=await this._workerThread.invoke("clipTile",n,t);return a?o.fromJSON(a):null}async estimateStatisticsHistograms(r,o){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");if(!r?.pixelBlock)return null;const t={srcPixelBlock:r.pixelBlock.toJSON()};return await this._workerThread.invoke("estimateStatisticsHistograms",t,o)}async mosaicAndTransform(r,t){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");if(!r?.srcPixelBlocks?.length)return{pixelBlock:null};const n={...r,srcPixelBlocks:r.srcPixelBlocks.map((e=>null!=e?e.toJSON():null))},a=await this._workerThread.invoke("mosaicAndTransform",n,t);return{pixelBlock:a.pixelBlock?new o(a.pixelBlock):null,localNorthDirections:a.localNorthDirections}}async createFlowMesh(r,o){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");const t={buffer:r.flowData.data.buffer,maskBuffer:r.flowData.mask.buffer,width:r.flowData.width,height:r.flowData.height},{meshType:n,simulationSettings:a}=r,i=await this._workerThread.invoke("createFlowMesh",{meshType:n,flowData:t,simulationSettings:a},{...o,transferList:[t.buffer,t.maskBuffer]});return{vertexData:new Float32Array(i.vertexBuffer),indexData:new Uint32Array(i.indexBuffer)}}getProjectionOffsetGrid(r,o){if(!this._workerThread)throw new e("raster-jobhandler:no-connection","no available worker connection");const t=null!=r.datumTransformation?r.datumTransformation.steps.map((e=>({wkid:e.wkid,wkt:e.wkt,isInverse:e.isInverse}))):null,n=null!=r.rasterTransform?r.rasterTransform.toJSON():null,a={projectedExtent:r.projectedExtent.toJSON(),srcBufferExtent:r.srcBufferExtent.toJSON(),pixelSize:r.pixelSize,hasWrapAround:r.hasWrapAround,spacing:r.spacing,datumTransformationSteps:t,rasterTransform:n,isAdaptive:r.isAdaptive,includeGCSGrid:r.includeGCSGrid};return this._workerThread.invoke("getProjectionOffsetGrid",a,o)}}export{t as default};