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

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

/* COPYRIGHT Esri - https://js.arcgis.com/5.0.8/LICENSE.txt */
import{WorkerHandle as e}from"../../core/workers/WorkerHandle.js";class r extends e{constructor(e=null){super("LercWorker","_decode",{_decode:e=>[e.buffer]},e,{strategy:"dedicated"}),this.schedule=e,this.ref=0}decode(e,r,t){return e&&0!==e.byteLength?this.invoke({buffer:e,options:r},t):Promise.resolve(null)}release(){--this.ref<=0&&(t.forEach((e,r)=>{e===this&&t.delete(r)}),this.destroy())}}const t=new Map;function s(e=null){let s=t.get(e);return s||(null!=e?(s=new r(r=>e.immediate.schedule(r)),t.set(e,s)):(s=new r,t.set(null,s))),++s.ref,s}export{s as acquireDecoder};