@arcgis/core/views/3d/webgl-engine/shaders/TerrainTechnique.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{ShaderOutput as e}from"../core/shaderLibrary/ShaderOutput.js";import{ReloadableShaderModule as r}from"../core/shaderTechnique/ReloadableShaderModule.js";import{ShaderTechnique as t}from"../core/shaderTechnique/ShaderTechnique.js";import{StencilBits as i}from"../lib/basicInterfaces.js";import{renderWhenBitIsNotSet as l}from"../lib/StencilUtils.js";import{VertexAttribute as n}from"../lib/VertexAttribute.js";import{a as s}from"../../../../chunks/Terrain.glsl.js";import{CompareFunction as u,SpecialDrawBuffers as c}from"../../../webgl/enums.js";import{makePipelineState as o,blendWithPremultipliedAlpha as a,backFaceCullingParams as p,defaultDepthWrite as h,defaultColorWrite as d}from"../../../webgl/renderState.js";class m extends t{constructor(e,t){super(e,t,new r(s,(()=>import("./Terrain.glsl.js"))),f),this.type="TerrainTechnique",this.useStencil=!1}initializePipeline(e){return this._stencilPipelineState=this._createPipeline(e,!0),this._createPipeline(e,!1)}_createPipeline(r,t){const{renderOccluded:n,output:s}=r,m=r.backfaceCullingEnabled&&!n;return o({blending:n?a:null,culling:m?p:null,depthTest:n?null:{func:u.LESS},depthWrite:n?null:h,colorWrite:d,stencilTest:t?l(i.IntegratedMeshMaskExcluded):null,drawBuffers:s===e.Depth?{buffers:[c.NONE]}:null})}getPipeline(){return this.useStencil?this._stencilPipelineState:super.getPipeline()}}const f=new Map([[n.POSITION,0],[n.UV0,1],[n.NORMALCOMPRESSED,2]]);export{m as TerrainTechnique,f as vertexAttributeLocations};