@arcgis/core/views/3d/webgl-engine/lib/lodRendering/LodResources.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/4.32/esri/copyright.txt for details.
*/
import{unique as e}from"../../../../../core/arrayUtils.js";import{baseTypedArrayMemory as t,estimateNumberArrayMemory as r}from"../../../../../core/memoryEstimations.js";import{newIntersectorResult as s}from"../Intersector.js";import{IntersectorType as n,StoreResults as i}from"../IntersectorInterfaces.js";import{VertexAttribute as o}from"../VertexAttribute.js";import{LodTarget as u}from"./Intersector.js";class m{constructor(e,t,r,s){this.material=e,this.bufferWriter=e.createBufferWriter(),this.vertexBufferLayout=this.bufferWriter.vertexBufferLayout,this.buffer=t,this.elementCount=r,this.boundingInfo=s}get numTriangles(){return this.elementCount/3}get numVertices(){return this.elementCount}computeUsedMemory(){return this.buffer.byteLength+t}getRenderGeometry(){return this}intersect(e,t,r,s,n,i,o,u){const m=this.bufferWriter,a=this.buffer;m.intersect(a,e,r,s,((r,s,m,a,l)=>c(r,s,m,l,e,t,i,o,n,u)))}}class a{constructor(e){this.engineGeometry=e}get material(){return this.engineGeometry.material}get numVertices(){return this.engineGeometry.attributes.get(o.POSITION).indices.length}get numTriangles(){return this.engineGeometry.indexCount/3}get boundingInfo(){return this.engineGeometry.boundingInfo}computeUsedMemory(){return Array.from(this.engineGeometry.attributes.values()).reduce(((e,t)=>e+r(t.data,t.indices)),0)}getRenderGeometry(){const e=this.material,t=this.engineGeometry,r=t.attributes,s=t.boundingInfo,n=e.createBufferWriter(),i=n.vertexBufferLayout,o=n.elementCount(r),u=i.createBuffer(o);return n.write(null,null,r,null,u,0),new m(e,u.buffer,o,s)}intersect(e,t,r,s,n,i,o,u){const m=this.engineGeometry;this.material.intersect(m,e.transform.transform,e,r,s,((r,s,m,a,l)=>c(r,s,m,l,e,t,i,o,n,u)))}}function c(e,t,r,o,m,a,c,l,f,h){if(e<0)return;if(a&&!a(m.rayBegin,m.rayEnd,e))return;const g=new u(c.layerUid,c.graphicUid(f),r,l,h);if((null==m.results.min.drapedLayerOrder||o>=m.results.min.drapedLayerOrder)&&(null==m.results.min.dist||e<m.results.min.dist)&&m.results.min.set(n.LOD,g,e,t,m.transform.transform,o),m.options.store!==i.MIN&&(null==m.results.max.drapedLayerOrder||o>=m.results.max.drapedLayerOrder)&&(null==m.results.max.dist||e>m.results.max.dist)&&m.results.max.set(n.LOD,g,e,t,m.transform.transform,o),m.options.store===i.ALL){const r=s(m.results.min.ray);r.set(n.LOD,g,e,t,m.transform.transform,o),m.results.all.push(r)}}class l{constructor(e,t=null){this.geometry=e,this.textures=t}get material(){return this.geometry.material}get numTriangles(){return this.geometry.numTriangles}}class f{constructor(t,r,s){this.components=t,this.minScreenSpaceRadius=r,this.pivotOffset=s;const n=e(this.components.map((e=>e.geometry)));this.numVertices=n.reduce(((e,t)=>e+t.numVertices),0)}}class h{constructor(e){this.levels=e,this.levels.sort(((e,t)=>e.minScreenSpaceRadius===t.minScreenSpaceRadius?e.numVertices-t.numVertices:e.minScreenSpaceRadius-t.minScreenSpaceRadius))}getMaterials(){const t=[];return this.levels.forEach((e=>e.components.forEach((e=>t.push(e.geometry.material))))),e(t)}getTextures(){const t=new Array;return this.levels.forEach((e=>e.components.forEach((e=>{null!=e.textures&&t.push(...e.textures)})))),e(t)}getGeometries(){const t=new Array;return this.levels.forEach((e=>e.components.forEach((e=>{t.push(e.geometry)})))),e(t)}getEngineGeometries(){return this.getGeometries().map((e=>e.engineGeometry)).filter((e=>null!=e))}computeUsedMemory(){const e=this.getGeometries(),t=this.getTextures(),r=e.reduce(((e,t)=>e+t.computeUsedMemory()),0);return t.reduce(((e,t)=>e+t.memoryEstimate),0)+r}}export{a as LodComponentEngineGeometry,m as LodComponentRenderGeometry,l as LodComponentResources,f as LodLevelResources,h as LodResources};