@arcgis/core/views/3d/layers/graphics/pipeline/rendering/RenderCommandContext.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/4.33/esri/copyright.txt for details.
*/
import{copy as e,invert as r,transpose as t}from"../../../../../../core/libs/gl-matrix-2/math/mat4.js";import{create as n}from"../../../../../../core/libs/gl-matrix-2/factories/mat4f64.js";import{getContinuousIndexArray as a}from"../../../../../../geometry/support/Indices.js";import{ViewingMode as i}from"../../../../../ViewingMode.js";import{PipelineCommand as s}from"../PipelineCommand.js";import{generateId as o}from"../utils.js";import{BoundingInfo as d}from"../../../../webgl-engine/lib/BoundingInfo.js";import{VertexAttribute as m}from"../../../../webgl-engine/lib/VertexAttribute.js";import{DefaultMaterial as f}from"../../../../webgl-engine/materials/DefaultMaterial.js";import{HUDMaterial as u}from"../../../../webgl-engine/materials/HUDMaterial.js";class l{constructor(e,r){this._mainThreadDelegate=r,this._bufferWriters=new Map,this.globalViewingMode=e===i.Global}createRenderCommandBuffer(e=[],r=[]){return{commands:e,transferList:r}}mergeRenderCommandBuffers(e){const r=this.createRenderCommandBuffer();for(const t of e)null!=t&&(r.commands.push(...t.commands),r.transferList.push(...t.transferList));return r}async createTexture(e){const{data:r,parameters:t}=e();return await this._mainThreadDelegate.createTexture(r,t)}async releaseTexture(e){const r=this._destroyTexture(e);return new s(this,r,[])}_destroyTexture(e){return{commands:[{id:"destroy-texture",textureId:e}],transferList:[]}}async createMaterial(e){const{type:r,parameters:t}=e,n=o("material");let a,i;switch(r){case"default":a=new f(e.parameters,{spherical:this.globalViewingMode}),i={type:r,materialId:n,parameters:e.parameters};break;case"hud":a=new u(t,this.globalViewingMode),i={type:r,materialId:n,parameters:e.parameters}}return this._bufferWriters.set(n,a.createBufferWriter()),await this._mainThreadDelegate.createMaterial(i),n}destroyMaterial(e){return{commands:[{id:"destroy-material",materialId:e}],transferList:[]}}updateMaterial(e){return{commands:[{...e,id:"update-material"}],transferList:[]}}async createDirectRenderer(e){return await this._mainThreadDelegate.createDirectRenderer(e),e}async destroyDirectRenderer(e){await this._mainThreadDelegate.destroyDirectRenderer(e)}addDirectRendererGeometry(e,r,t){const{materialId:n}=r;if(null==this._bufferWriters.get(n))throw new Error(`no bufferwriter found for material ${n}`);const{renderGeometryBuffer:a,renderGeometryBufferItems:i}=this.createRenderGeometryBuffer(r,t);return this.addDirectRendererGeometryBuffer(n,e,a,i,t)}updateDirectRendererGeometry(e,r,t){const{materialId:n}=r;if(null==this._bufferWriters.get(n))throw new Error(`no bufferwriter found for material ${n}`);const{renderGeometryBuffer:a,renderGeometryBufferItems:i}=this.createRenderGeometryBuffer(r,t);return this.updateDirectRendererGeometryBuffer(n,e,a,i,t)}addDirectRendererGeometryBuffer(e,r,t,n,a){const{objectIds:i,visibilities:s}=n;return{commands:[{id:"add-direct-renderer-geometry-buffer",rendererId:e,groupId:r,renderGeometryBuffer:t,renderGeometryBufferItems:n,localOrigin:a}],transferList:[t.data,i.buffer,s.buffer]}}updateDirectRendererGeometryBuffer(e,r,t,n,a){const{objectIds:i,visibilities:s}=n;return{commands:[{id:"update-direct-renderer-geometry-buffer",rendererId:e,groupId:r,renderGeometryBuffer:t,renderGeometryBufferItems:n,localOrigin:a}],transferList:[t.data,i.buffer,s.buffer]}}removeDirectRendererGeometryBuffer(e,r){return{commands:[{id:"remove-direct-renderer-geometry-buffer",rendererId:e,groupId:r}],transferList:[]}}async createLodRenderer(e){const r=o("lod-renderer"),t=new Set,n={levels:e.levels.map((e=>({components:e.components.map((e=>{const r=e.attributes.get(m.POSITION);if(!r||0===r.indices.length)throw new Error("positions attribute expected");const n=3,i=a(r.indices.length/n),s=new d(i,n,r);if(null==this._bufferWriters.get(e.materialId))throw new Error("writer not found");const{renderGeometryBuffer:o}=this.createRenderGeometryBuffer(e,null);t.add(o.data);return{materialId:e.materialId,renderGeometryBuffer:o,boundingInfo:{bbMax:s.bbMax,bbMin:s.bbMin}}})),minScreenSpaceRadius:e.minScreenSpaceRadius})))};return await this._mainThreadDelegate.createLodRenderer(r,n,Array.from(t)),r}destroyLodRenderer(e){return{commands:[{id:"destroy-lod-renderer",rendererId:e}],transferList:[]}}addLodInstances(e,r,t){return{commands:[{id:"add-lod-instances",rendererId:e,groupId:r,data:t}],transferList:[t.featureIds.buffer,t.globalTransforms.buffer,t.localTransforms.buffer,t.visibility.buffer]}}removeLodInstances(e,r){return{commands:[{id:"remove-lod-instances",rendererId:e,groupId:r}],transferList:[]}}updateLodInstancesData(e,r,t){return{commands:[{id:"update-lod-instance-data",rendererId:e,groupId:r,globalTransforms:t}],transferList:[t.buffer]}}updateVisibility(e,r,t){return{commands:[{id:"update-visibility",rendererId:e,groupId:r,visibility:t}],transferList:[t.buffer]}}async dispatchRenderCommands(e){0!==e.commands.length&&await this._mainThreadDelegate.executeRenderCommands(e)}createRenderGeometryBuffer(n,a){const{materialId:i,visibilities:s,objectIds:o}=n,d=this._bufferWriters.get(i);if(null==d)throw new Error("no registered bufferWriter for material found");let m=null;if(n.transformation&&a)e(c,n.transformation),c[12]-=a[0],c[13]-=a[1],c[14]-=a[2],m=c;else{if(a)throw new Error("not implemented");n.transformation&&(m=n.transformation)}let f=null;m&&(r(b,c),t(b,b),f=b);const u=n.attributes,l=d.elementCount(u),y=d.vertexBufferLayout.stride/4;l>Math.floor(p/y)&&console.warn("geometry with very large number of elements encountered");const g=d.vertexBufferLayout.createBuffer(l),h=0,I=d.write(m,f,u,n.objectAndLayerIdColor,g,h);if(null==I)throw new Error("Bufferwriter.write does not provide item information.");if(s.length!==I.numItems||o.length!==I.numItems)throw new Error("Unexpected mismatch between number of RenderGeometryBufferItems and provided objectIds/visibility flags.");return{renderGeometryBuffer:{data:g.buffer,elementCount:l},renderGeometryBufferItems:{objectIds:o,visibilities:s,ranges:{numVertices:I.numVerticesPerItem,numItems:I.numItems}}}}}const c=n(),b=n(),p=16777216/4;export{l as RenderCommandContext};