@arcgis/core/views/3d/webgl-engine/effects/focusArea/FocusAreaMaskNode.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{_ as e}from"../../../../../chunks/tslib.es6.js";import{property as t}from"../../../../../core/accessorSupport/decorators/property.js";import"../../../../../core/has.js";import"../../../../../core/Logger.js";import"../../../../../core/RandomLCG.js";import{subclass as s}from"../../../../../core/accessorSupport/decorators/subclass.js";import{RenderCategory as r,InternalRenderCategory as o}from"../../../webgl.js";import i from"../../../webgl/RenderNode.js";import{ColorFormat as n,DepthFormat as a}from"../../core/FBOCacheFormats.js";import{FocusAreaMaskTechnique as c}from"./FocusAreaMaskTechnique.js";import{Default3D as h}from"../../lib/DefaultVertexAttributeLocations.js";import{Pos3 as p}from"../../lib/DefaultVertexBufferLayouts.js";import{VertexArrayObject as u}from"../../lib/VertexArrayObject.js";import{F as l}from"../../../../../chunks/FocusAreaMask.glsl.js";import{BufferObject as m}from"../../../../webgl/BufferObject.js";import{FramebufferBit as d,DepthStencilAttachment as f,Face as g,StencilOperation as A,CompareFunction as b,PrimitiveType as E,Usage as w}from"../../../../webgl/enums.js";import{noParameters as _}from"../../../../webgl/NoParameters.js";let R=class extends i{constructor(e){super({...e,view:e.focusAreasView.view}),this.consumes={required:[r.TRANSPARENT]},this.produces=o.FOCUSAREA,this._vaos=new Array,this._counts=new Array,this._origins=new Array,this._maskParameters=new l}initialize(){this.updateGeometries()}destroy(){this._vaos.forEach((e=>e.dispose())),this._vaos.length=this._counts.length=this._origins.length=0}precompile(){this.techniques.precompile(c)}render(e){const t=this.techniques.get(c),s=this.bindParameters,i=s.camera,h=i.fullViewport[2],p=i.fullViewport[3];if(!t.compiled||!this._vaos)return void this.requestRender();const u=e.find((({name:e})=>e===r.TRANSPARENT)),l=this.renderingContext,m=this.fboCache.acquire(h,p,o.FOCUSAREA,n.RG8UNORM);this.view.stage.renderer.occludedRequiresStencil?(m.acquireDepth(a.DEPTH24_STENCIL8),l.blitFramebuffer(u.fbo,m.fbo,d.DEPTH)):m.attachDepth(u.getAttachment(f)),l.bindFramebuffer(m.fbo),l.setClearColor(0,0,0,1),l.clear(d.COLOR|d.STENCIL),l.setViewport(0,0,h,p);const w=l.bindTechnique(t,s);l.setFaceCullingEnabled(!1),l.setStencilTestEnabled(!0),l.setStencilOpSeparate(g.FRONT,A.KEEP,A.INCR_WRAP,A.KEEP),l.setStencilOpSeparate(g.BACK,A.KEEP,A.DECR_WRAP,A.KEEP),l.setDepthWriteEnabled(!1);for(let r=0;r<this._vaos.length;r++){const e=this._vaos[r],t=this._counts[r];this._maskParameters.origin=this._origins[r],w.bindDraw(s,_,this._maskParameters),l.bindVAO(e),l.setDepthTestEnabled(!0),l.setStencilWriteMask(255),l.setStencilFunction(b.ALWAYS,0,255),l.setColorMask(!1,!1,!1,!1),l.drawArrays(E.TRIANGLES,0,t),l.setDepthTestEnabled(!1),l.setStencilWriteMask(0),l.setStencilFunction(b.NOTEQUAL,0,255),l.setColorMask(!0,!0,!0,!0),l.drawArrays(E.TRIANGLES,0,t)}return m}updateGeometries(){if(!this.view.stage)return;this._vaos.forEach((e=>e.dispose())),this._vaos.length=this._counts.length=this._origins.length=0;this.focusAreasView.volumes.forEach((e=>e.forEach((e=>{const t=new Array,s=e.indicesBottom;for(let i=0;i<s.length;i++)t.push(e.positions[3*(s[i]-1)]),t.push(e.positions[3*(s[i]-1)+1]),t.push(e.positions[3*(s[i]-1)+2]);const r=e.indicesExtruded;for(let i=0;i<r.length;i++)t.push(e.positions[3*r[i]]),t.push(e.positions[3*r[i]+1]),t.push(e.positions[3*r[i]+2]);const o=new u(this.renderingContext,h,new Map([["geometry",p]]),new Map([["geometry",m.createVertex(this.renderingContext,w.STATIC_DRAW,new Float32Array(t))]]));this._vaos.push(o),this._counts.push(s.length+r.length),this._origins.push(e.origin)})))),this.requestRender()}};e([t()],R.prototype,"consumes",void 0),e([t()],R.prototype,"produces",void 0),e([t({constructOnly:!0})],R.prototype,"focusAreasView",void 0),R=e([s("esri.views.3d.webgl-engine.effects.focusArea.FocusAreaMaskNode")],R);class S{constructor(e,t,s,r,o){this.positions=e,this.indicesBottom=t,this.indicesExtruded=s,this.height=r,this.origin=o}}export{S as FocusAreaGeometry,R as FocusAreaMaskNode};