@arcgis/core/views/3d/webgl-engine/effects/smaa/SMAA.js

ArcGIS Maps SDK for JavaScript: A complete 2D and 3D mapping and data visualization API

/* COPYRIGHT Esri - https://js.arcgis.com/5.0.19/LICENSE.txt */
import{__decorate as e}from"tslib";import r from"../../../../../core/Logger.js";import{abortMaybe as t,disposeMaybe as s}from"../../../../../core/maybe.js";import{throwIfAborted as i,isAbortError as a}from"../../../../../core/promiseUtils.js";import{watch as o,syncAndInitial as n}from"../../../../../core/reactiveUtils.js";import{property as h,subclass as l}from"../../../../../core/accessorSupport/decorators.js";import{requestImage as u}from"../../../../../request/image.js";import{RenderNodeOutput as c,InternalRenderCategory as m}from"../../../webgl.js";import d from"../../../webgl/RenderNode.js";import{SMAABlendWeightsTechnique as p}from"./SMAABlendWeightsTechnique.js";import{SMAABlurTechnique as b}from"./SMAABlurTechnique.js";import{SMAAEdgeDetectTechnique as f}from"./SMAAEdgeDetectTechnique.js";import{SMAAPassParameters as T}from"./SMAAPassParameters.js";import g from"../../../../webgl/Texture.js";import{TextureDescriptor as x}from"../../../../webgl/TextureDescriptor.js";let _=class extends d{constructor(e){super(e),this.produces="disabled",this.consumes={required:[m.ANTIALIASING],optional:[c.COMPOSITE]},this._areaTexture=null,this._searchTexture=null,this._smaaParameters=new T}initialize(){this.addHandles([o(()=>this.isEnabled(),e=>e?this.view.addUpdatingPromise(this.enable()):this.disable(),n)])}async enable(){if(this.destroyed)return;if(this.produces=m.ANTIALIASING,this.requestRender(1),this._abortController||this._areaTexture&&this._searchTexture)return;this._abortController=new AbortController;const e=this._abortController.signal;try{const r=await import("./SMAAData.js");i(e),await this._loadTextures(r,e),i(e),this.requestRender(1)}catch(t){a(t)||r.getLogger(this).errorOnce(t)}this._abortController=null}async _loadTextures(e,r){i(r);const[t,s]=await Promise.allSettled([u(e.areaTexture,{signal:r}),u(e.searchTexure,{signal:r})]);if(i(r),"fulfilled"!==t.status||"fulfilled"!==s.status)return;const a=this.renderingContext;this._areaTexture=w(a,9729,6407,t.value),this._searchTexture=w(a,9728,6409,s.value)}disable(){this.produces="disabled",this.requestRender(1)}destroy(){this._abortController=t(this._abortController),this._searchTexture=s(this._searchTexture),this._areaTexture=s(this._areaTexture)}precompile(){this.techniques.precompile(f),this.techniques.precompile(p),this.techniques.precompile(b)}render(e){const r=e.find(({name:e})=>e===m.ANTIALIASING),t=e.find(({name:e})=>e===c.COMPOSITE);if(!t)return r;if(!this._areaTexture||!this._searchTexture)return this.view.stage.renderer.blitFBO(t,r,!1),this.requestRender(1),r;const s=this.techniques.get(f),i=this.techniques.get(p),a=this.techniques.get(b);if(!s.compiled||!i.compiled||!a.compiled)return this.view.stage.renderer.blitFBO(t,r,!1),this.requestRender(1),r;const o=t.fbo.width,n=t.fbo.height,h=this.renderingContext;h.setViewport(0,0,o,n);const l=this.fboCache.acquire(o,n,"smaa edges",2);h.bindFramebuffer(l.fbo),h.setClearColor(0,0,0,1),h.clear(16384),this._smaaParameters.color=t.getTexture();const u=this.bindParameters;h.bindTechnique(s,u,this._smaaParameters),h.screen.draw();const d=this.fboCache.acquire(o,n,"smaa blend");return h.bindFramebuffer(d.fbo),h.setClearColor(0,0,1,1),h.clear(16384),this._smaaParameters.inputTexture=l.getTexture(),this._smaaParameters.areaTexture=this._areaTexture,this._smaaParameters.searchTexture=this._searchTexture,h.bindTechnique(i,u,this._smaaParameters),h.screen.draw(),l.release(),h.bindFramebuffer(r.fbo),h.setClearColor(0,1,0,1),h.clear(16384),this._smaaParameters.inputTexture=d.getTexture(),h.bindTechnique(a,u,this._smaaParameters),h.screen.draw(),d.release(),r}};function w(e,r,t,s){const i=new x(s.width,s.height);return i.pixelFormat=t,i.wrapMode=33071,i.samplingMode=r,new g(e,i,s)}e([h()],_.prototype,"produces",void 0),e([h()],_.prototype,"consumes",void 0),e([h({constructOnly:!0})],_.prototype,"isEnabled",void 0),e([h()],_.prototype,"_abortController",void 0),_=e([l("esri.views.3d.webgl-engine.effects.smaa.SMAA")],_);export{_ as SMAA};