@arcgis/core/views/3d/webgl-engine/effects/RenderNodes.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 e from"../../../../core/Logger.js";import r from"../../../../core/PooledArray.js";import{isManagedFBO as t}from"../../webgl/utils.js";import{defaultWebGLFBO as o}from"../core/FBOCache.js";class s{constructor(e){this._context=e,this._nodes=new r}destroy(){this._nodes.forEach(e=>e.destroy()),this._nodes.prune()}add(e){this._nodes.push(e)}remove(e){this._nodes.remove(e)}produces(e){return this._nodes.some(({produces:r})=>r===e)}require(e,...r){const t=this._nodes,o=r=>t.reduce((t,{consumes:o,produces:s})=>t+(!o.required.includes(e)||null!=r&&s!==r?0:1),0);return 0===r.length?o():r.reduce((e,r)=>e+o(r),0)}optional(e,...r){const t=this._nodes,o=r=>t.reduce((t,{consumes:o,produces:s})=>t+(!o.optional?.includes(e)||null!=r&&s!==r?0:1),0);return 0===r.length?o():r.reduce((e,r)=>e+o(r),0)}updateAnimation(e){return this._nodes.reduce((r,t)=>t.updateAnimation(e)||r,!1)}precompile(...e){++this._context.techniques.precompiling;for(const r of e)this._nodes.forEach(e=>{e.produces===r&&e.precompile()});--this._context.techniques.precompiling}render(e,r,s=()=>{}){return this._render(e,r,s)??(t(e)?e:o)}produce(e,r,t=()=>{}){return this._render(e,r,t)}_render(r,t,o=()=>{}){const s="string"==typeof r?r:r.name,n=this._nodes.filter(({produces:e})=>e===s);if(0===n.length)return;let i="string"==typeof r?null:r;return n.some(r=>{const n=i?[i]:[],c=null==i;for(const e of r.consumes.required){if(e===s){if(c)return!1;continue}const r=t.get(e);if(r)n.push(r);else if("emissive"!==e||!t.get(s)?.hasAttachment(e))return o?.(n),!1}if(r.consumes.optional)for(const e of r.consumes.optional){if(e===s)continue;const r=t.get(e);r&&n.push(r)}try{const o=r.doRender(n);o&&o!==i&&(s!==o.name&&(e.getLogger(r).errorOnce(`RenderNode produced ${o.name}, expected ${s}`),o.setName(s)),i?.release(),i=o,t.set(s,i))}catch(u){e.getLogger(r).errorOnce(u)}return o?.(n),c&&null!=i}),this._context.rctx.enforceState(),i}requireGeometryDepth(){return this._nodes.some(e=>"disabled"!==e.produces&&e.requireGeometryDepth)}get test(){return{nodes:this._nodes}}}export{s as RenderNodes};