@arcgis/core/views/3d/layers/graphics/Graphics3DFrustumVisibility.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{__decorate as e}from"tslib";import t from"../../../../core/Accessor.js";import{watch as i,sync as s,initial as r}from"../../../../core/reactiveUtils.js";import{property as n,subclass as o}from"../../../../core/accessorSupport/decorators.js";import{getReferenceEllipsoid as a}from"../../../../geometry/ellipsoidUtils.js";import{FrustumExtentIntersection as l}from"../../support/FrustumExtentIntersection.js";import{TaskPriority as h}from"../../../support/Scheduler.js";import{Yield as p}from"../../../support/Yield.js";const c=1.2;let u=class extends t{constructor(e){super(e),this.suspended=!1,this._extent=null,this._extentIntersectionDirty=!0,this._isVisibleBelowSurfaceInternal=!1,this.graphicsCoreOwner=null,this.updating=!0}initialize(){const{graphicsCoreOwner:e}=this;this._extentIntersection=new l({renderCoordsHelper:e.view.renderCoordsHelper});const{view:t}=e,{groundView:n}=t,{scheduler:o}=t.resourceController;this.addHandles([t.on("resize",()=>this._viewChange()),i(()=>t.state.camera,()=>this._viewChange(),s),o.registerTask(h.FRUSTUM_VISIBILITY,this),i(()=>n.visibleElevationRange,()=>this._elevationRangeChange())]),"local"===t.viewingMode?this._isVisibleBelowSurface=!0:this.addHandles([i(()=>[n.baseOpacity,n.wireframe,t.map?.ground?.navigationConstraint?.type],()=>this._updateIsVisibleBelowSurface(),r)])}destroy(){this._set("graphicsCoreOwner",null),this._extent=null,this._extentIntersection=null}_setDirty(){this.updating||this._set("updating",!0)}setExtent(e){this._extent=e,this._extentIntersectionDirty=!0,this._setDirty()}_viewChange(){this._setDirty()}_elevationRangeChange(){this._setDirty(),this._extentIntersectionDirty=!0}set _isVisibleBelowSurface(e){this._isVisibleBelowSurfaceInternal=e,this._setDirty(),this._extentIntersectionDirty=!0}_updateIsVisibleBelowSurface(){const e=this.graphicsCoreOwner.view,t=e.basemapTerrain,i="local"===e.viewingMode,s="none"===e.map.ground?.navigationConstraint?.type;this._isVisibleBelowSurface=i||!t.opaque||s}_updateExtentIntersection(){if(!this._extentIntersectionDirty)return;this._extentIntersectionDirty=!1;const e=this.graphicsCoreOwner.view;let t;if(this._isVisibleBelowSurfaceInternal)t=-.3*a(e.spatialReference).radius;else{const{minElevation:i,maxElevation:s}=e.basemapTerrain.visibleElevationRange;t=i-Math.max(1,(s-i)*(c-1))}this._extentIntersection.update(this._extent,e.spatialReference,t)}get readyToRun(){return this.updating}runTask(e){if(this._set("updating",!1),!this._extent)return this._set("suspended",!1),p;this._updateExtentIntersection();const{frustum:t}=this.graphicsCoreOwner.view,i=a(this.graphicsCoreOwner.view.spatialReference).radius;this._set("suspended",!this._extentIntersection.isVisibleInFrustum(t,i)),e.madeProgress()}};e([n({readOnly:!0})],u.prototype,"suspended",void 0),e([n({constructOnly:!0})],u.prototype,"graphicsCoreOwner",void 0),e([n({readOnly:!0})],u.prototype,"updating",void 0),u=e([o("esri.views.3d.layers.graphics.Graphics3DFrustumVisibility")],u);export{u as Graphics3DFrustumVisibility};