@arcgis/core
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ArcGIS Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API
6 lines (5 loc) • 3.73 kB
JavaScript
/*
All material copyright ESRI, All Rights Reserved, unless otherwise specified.
See https://js.arcgis.com/4.33/esri/copyright.txt for details.
*/
import{unique as e}from"../../../../../core/arrayUtils.js";import{estimateNumberArrayMemory as t,baseTypedArrayMemory as r}from"../../../../../core/memoryEstimations.js";import{StoreResults as s}from"../IntersectorInterfaces.js";import{IntersectorResult as n}from"../IntersectorResult.js";import{IntersectorType as i}from"../IntersectorType.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+r}getRenderGeometry(){return this}intersect(e,t,r,s,n,i,o,u){const m=this.bufferWriter,a=this.buffer;m.intersect(a,this.material.parameters,null,e,r,s,((r,s,m)=>c(r,s,m,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,r)=>e+t(r.data,r.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)=>c(r,s,m,e,t,i,o,n,u)))}}function c(e,t,r,o,m,a,c,l,f){if(e<0)return;if(m&&!m(o.rayBegin,o.rayEnd,e))return;const h=new u(a.layerViewUid,a.graphicUid(l),r,c,f);if((null==o.results.min.distance||e<o.results.min.distance)&&o.results.min.set(i.LOD,h,e,t,o.transform.transform),(null==o.results.max.distance||e>o.results.max.distance)&&o.results.max.set(i.LOD,h,e,t,o.transform.transform),o.options.store===s.ALL){const r=new n(o.results.min.ray);r.set(i.LOD,h,e,t,o.transform.transform),o.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.usedMemory),0)+r}}export{a as LodComponentEngineGeometry,m as LodComponentRenderGeometry,l as LodComponentResources,f as LodLevelResources,h as LodResources};