@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/4.32/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{InternalRenderCategory as r,RenderCategory as o}from"../../../webgl.js";import{ColorFormat as i}from"../../../webgl/formats.js";import n from"../../../webgl/RenderNode.js";import{FocusAreaMaskTechnique as a}from"./FocusAreaMaskTechnique.js";import{Default3D as c}from"../../lib/DefaultVertexAttributeLocations.js";import{Pos3 as h}from"../../lib/DefaultVertexBufferLayouts.js";import{VertexArrayObject as p}from"../../lib/VertexArrayObject.js";import{F as l}from"../../../../../chunks/FocusAreaMask.glsl.js";import{BufferObject as u}from"../../../../webgl/BufferObject.js";import{FramebufferBit as m,Face as d,StencilOperation as g,CompareFunction as f,PrimitiveType as A,Usage as E}from"../../../../webgl/enums.js";import{noParameters as _}from"../../../../webgl/NoParameters.js";let b=class extends n{constructor(e){super({...e,view:e.focusAreas.view}),this.consumes={required:[r.FOCUSAREA,o.TRANSPARENT]},this.produces=r.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(a)}render(e){const t=this.techniques.get(a),s=this.bindParameters,n=s.camera,c=n.fullViewport[2],h=n.fullViewport[3],p=this.fboCache.acquire(c,h,r.FOCUSAREA,i.RGBA);if(!t.compiled||!this._vaos)return this.requestRender(),p;const l=e.find((({name:e})=>e===o.TRANSPARENT)),u=this.renderingContext;p.attachDepth(l.getAttachment(this.gl.DEPTH_STENCIL_ATTACHMENT)),u.bindFramebuffer(p.fbo),u.clear(m.COLOR|m.STENCIL),u.setViewport(0,0,c,h),u.gl.clearStencil(0),u.gl.clear(u.gl.STENCIL_BUFFER_BIT),u.setClearStencil(0);const E=u.bindTechnique(t,s);u.setFaceCullingEnabled(!1),u.setStencilTestEnabled(!0),u.setStencilOpSeparate(d.FRONT,g.KEEP,g.INCR_WRAP,g.KEEP),u.setStencilOpSeparate(d.BACK,g.KEEP,g.DECR_WRAP,g.KEEP),u.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],E.bindDraw(s,_,this._maskParameters),u.bindVAO(e),u.setStencilWriteMask(255),u.setStencilFunction(f.ALWAYS,0,255),u.setColorMask(!1,!1,!1,!1),u.drawArrays(A.TRIANGLES,0,t),u.setStencilWriteMask(0),u.setStencilFunction(f.NOTEQUAL,0,255),u.setColorMask(!0,!0,!0,!0),u.drawArrays(A.TRIANGLES,0,t)}return p}updateGeometries(){if(!this.view._stage)return;this._vaos.forEach((e=>e.dispose())),this._vaos.length=this._counts.length=this._origins.length=0;const e=this.focusAreas.geometries;for(const t of e){const e=new Array,s=t.indicesBottom;for(let n=0;n<s.length;n++)e.push(t.positions[3*(s[n]-1)]),e.push(t.positions[3*(s[n]-1)+1]),e.push(t.positions[3*(s[n]-1)+2]);const r=t.indicesExtruded;for(let n=0;n<r.length;n++)e.push(t.positions[3*r[n]]),e.push(t.positions[3*r[n]+1]),e.push(t.positions[3*r[n]+2]);const o=new Float32Array(e),i=new p(this.renderingContext,c,new Map([["geometry",h]]),new Map([["geometry",u.createVertex(this.renderingContext,E.STATIC_DRAW,o)]]));this._vaos.push(i),this._counts.push(s.length+r.length),this._origins.push(t.origin)}this.requestRender()}};e([t()],b.prototype,"consumes",void 0),e([t()],b.prototype,"produces",void 0),e([t({constructOnly:!0})],b.prototype,"focusAreas",void 0),b=e([s("esri.views.3d.webgl-engine.effects.focusArea.FocusAreaMaskNode")],b);class w{constructor(e,t,s,r,o,i){this.positions=e,this.indicesBottom=t,this.indicesExtruded=s,this.height=r,this.origin=o,this.color=i}}var R;!function(e){e[e.NONE=0]="NONE",e[e.BRIGHT=1]="BRIGHT",e[e.DARK=2]="DARK"}(R||(R={}));export{R as FocusAreaEffect,w as FocusAreaGeometry,b as FocusAreaMaskNode};