@arcgis/core/views/3d/webgl-engine/lib/Program.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 t from"../../../../core/PooledArray.js";import{webglDebugEnabled as e}from"../../../webgl/checkWebGLError.js";class r{constructor(r,i,s){this._context=r,this._locations=s,this._textures=new Map,this._freeTextureUnits=new t({deallocator:null}),this._glProgram=r.programCache.acquire(i.generate("vertex",!0),i.generate("fragment",!0),s),this._glProgram.stop=()=>{throw new Error("Wrapped _glProgram used directly")},this.bind=i.generateBind(this),this.bindPass=i.generateBindPass(this),this.bindDraw=i.generateBindDraw(this),this._fragmentUniforms=e()?i.fragmentUniforms:null}dispose(){this._glProgram.dispose()}get glName(){return this._glProgram.glName}get hasTransformFeedbackVaryings(){return this._glProgram.hasTransformFeedbackVaryings}get compiled(){return this._glProgram.compiled}setUniform1b(t,e){this._glProgram.setUniform1i(t,e?1:0)}setUniform1i(t,e){this._glProgram.setUniform1i(t,e)}setUniform1f(t,e){this._glProgram.setUniform1f(t,e)}setUniform2fv(t,e){this._glProgram.setUniform2fv(t,e)}setUniform3fv(t,e){this._glProgram.setUniform3fv(t,e)}setUniform4fv(t,e){this._glProgram.setUniform4fv(t,e)}setUniformMatrix3fv(t,e){this._glProgram.setUniformMatrix3fv(t,e)}setUniformMatrix4fv(t,e){this._glProgram.setUniformMatrix4fv(t,e)}setUniform1fv(t,e){this._glProgram.setUniform1fv(t,e)}setUniform1iv(t,e){this._glProgram.setUniform1iv(t,e)}setUniform2iv(t,e){this._glProgram.setUniform2iv(t,e)}setUniform3iv(t,e){this._glProgram.setUniform3iv(t,e)}setUniform4iv(t,e){this._glProgram.setUniform4iv(t,e)}assertCompatibleVertexAttributeLocations(t){t.locations!==this._locations&&console.error("VertexAttributeLocations are incompatible")}stop(){this._textures.clear(),this._freeTextureUnits.clear()}bindTexture(t,e){if(null==e?.glName){const e=this._textures.get(t);return e&&(this._context.bindTexture(null,e.unit),this._freeTextureUnit(e),this._textures.delete(t)),null}let r=this._textures.get(t);return null==r?(r=this._allocTextureUnit(e),this._textures.set(t,r)):r.texture=e,this._context.useProgram(this),this.setUniform1i(t,r.unit),this._context.bindTexture(e,r.unit),r.unit}rebindTextures(){this._context.useProgram(this),this._textures.forEach(((t,e)=>{this._context.bindTexture(t.texture,t.unit),this.setUniform1i(e,t.unit)})),this._fragmentUniforms?.forEach((t=>{"sampler2D"!==t.type&&"samplerCube"!==t.type||this._textures.has(t.name)||console.error(`Texture sampler ${t.name} has no bound texture`)}))}_allocTextureUnit(t){return{texture:t,unit:0===this._freeTextureUnits.length?this._textures.size:this._freeTextureUnits.pop()}}_freeTextureUnit(t){this._freeTextureUnits.push(t.unit)}}export{r as Program};