@arcgis/core/views/3d/support/flow/StreamlineResources3DShape.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{removeMaybe as e}from"../../../../core/maybe.js";import{memoryEstimators as t}from"../../layers/graphics/defaultSymbolComplexity.js";import{streamlinGeometryBatchSize as s}from"./constants.js";import{StreamlineResources3D as r}from"./StreamlineResources3D.js";import{Object3D as i}from"../../webgl-engine/lib/Object3D.js";import{WebGLLayer as a}from"../../webgl-engine/lib/WebGLLayer.js";import{TaskPriority as o}from"../../../support/Scheduler.js";class n extends r{constructor(e,s,r,i,a){super(e,s,r,i,t.LINE_ROUND.bytesPerFeature),this._view=a,this._objects3D=[],this._engineLayer=null,this._frameTask=null}get attached(){return null!=this._engineLayer}async attach(){const{geometries:e}=this;null!=e&&(this.detach(),this._frameTask=this._view.resourceController.scheduler.registerTask(o.FLOW_GENERATOR),await this._frameTask.scheduleGenerator(t=>this._addGeometryToLayer(e,t)))}detach(){this.attached&&(this._engineLayer?.removeMany(this._objects3D),this._objects3D.forEach(e=>e.dispose()),this._engineLayer?.commit(),this._objects3D=[],this._engineLayer=null,this._frameTask=e(this._frameTask))}async*_addGeometryToLayer(e,t){const{stage:r}=this._view,o=new a(r,{pickable:!1,updatePolicy:1});for(let a=0;a<e.length;a+=s){const r=new i({geometries:e.slice(a,a+s),castShadow:!1});o.add(r),this._objects3D.push(r),o.commit(),t.madeProgress(),t.done&&(t=yield)}this._engineLayer=o}}export{n as StreamlineResources3DShape};