/* COPYRIGHT Esri - https://js.arcgis.com/5.1.0/LICENSE.txt */
import{__decorate as e}from"tslib";import"../../../../../core/has.js";import{lerp as t}from"../../../../../core/mathUtils.js";import{disposeMaybe as s}from"../../../../../core/maybe.js";import{watch as i,syncAndInitial as r,sync as n}from"../../../../../core/reactiveUtils.js";import{secondsFromMilliseconds as o}from"../../../../../core/time.js";import{property as a,subclass as d}from"../../../../../core/accessorSupport/decorators.js";import{getReferenceEllipsoid as c}from"../../../../../geometry/ellipsoidUtils.js";import{getContinuousIndexArray as m}from"../../../../../geometry/support/Indices.js";import{InternalRenderCategory as p}from"../../../webgl.js";import{glLayout as h}from"../../../support/buffer/glUtil.js";import{newLayout as f}from"../../../support/buffer/InterleavedLayout.js";import{TransparentEnvironment as u}from"../TransparentEnvironment.js";import{PrecipitationPassParameters as l,PrecipitationTechnique as _}from"./PrecipitationTechnique.js";import{PrecipitationTechniqueConfiguration as b}from"./PrecipitationTechniqueConfiguration.js";import{VertexArrayObject as y}from"../../lib/VertexArrayObject.js";import{ColorAttachment0 as w,PrimitiveType as v}from"../../../../webgl/enums.js";import{bindVertexBufferLayout as j}from"../../../../webgl/Util.js";import{fromLayout as P}from"../../../../webgl/VertexAttributeLocations.js";import{VertexBuffer as g}from"../../../../webgl/VertexBuffer.js";let I=class extends u{constructor(e){super(e),this._hasSnowCover=!1,this._rainSpeed=.1,this._snowSpeed=.01,this._numParticles=0,this._passParameters=new l,this._configuration=new b,this._forcedTime=null;const{view:t,type:s}=e;this._configuration.type="rainy"===s?0:1,this._passParameters.time=0,this._passParameters.radius=c(t.spatialReference).radius,this.addHandles([i(()=>t.environment.weather,e=>{e.type===s&&this.addHandles([i(()=>e.precipitation,e=>this._adjustParticles(e),r),i(()=>"snowy"===e.type&&"enabled"===e.snowCover,e=>this._hasSnowCover=e,r)])},r)]),this.addHandles(i(()=>t.stage?.renderer.renderContext.bind.clouds.fadeFactor??1,e=>{this._passParameters.opacity=e,1===e&&(this.removeHandles("opacity"),this.addHandles(i(()=>t.stage?.renderer.renderContext.bind.clouds.opacity??1,e=>this._passParameters.opacity=e,r),"opacity"))},n),"opacity")}initialize(){this.addHandles([i(()=>this.view.environment.atmosphereEnabled,e=>e?this._enable():this._disable(),r)])}_adjustParticles(e){const s=.35,i=e<.5?t(0,s,2*e):t(s,1,2*(e-.5));this._numParticles=C*i}destroy(){this._numParticles=0,this._vao=s(this._vao),this._instanceIdBuffer=s(this._instanceIdBuffer)}fadeOut(e){this.removeAllHandles(),this.addHandles(i(()=>this.renderContext?.bind.clouds.fadeFactor??1,t=>{this._passParameters.opacity=1-t,1===t&&(this.removeAllHandles(),e())}),"opacity")}get snowCover(){return this._hasSnowCover?this._passParameters.opacity:null}updateAnimation(e){const t=("rainy"===this.type?this._rainSpeed:this._snowSpeed)*o(this._forcedTime??e.time)%1e5;return this._passParameters.time!==t&&(this._passParameters.time=t,!0)}render(e){const t=e.find(({name:e})=>e===p.TRANSPARENT_ENVIRONMENT),s=this.techniques.getCompiled(_,this._configuration);if(!s)return this.requestRender(1),t;const i=Math.round(this._numParticles*this._passParameters.opacity);if(i<1)return t;const r=this.renderingContext,n=r.bindTechnique(s,this.bindParameters,this._passParameters);return r.setDrawBuffers([w]),this._vao??=A(r),r.bindVAO(this._vao),this._bindInstanceIdBuffer(n.locations),n.assertCompatibleVertexAttributeLocations(this._vao,P(x)),r.drawArraysInstanced(v.TRIANGLES,0,3,i),r.unbindBuffer(34962),t}_bindInstanceIdBuffer(e){const t=this.renderingContext;if(this._instanceIdBuffer)return void t.bindBuffer(this._instanceIdBuffer);const s=m(C);this._instanceIdBuffer=new g(t,x,new Float32Array(s)),j(t,e,this._instanceIdBuffer,0)}get test(){}};function A(e){const t=new Float32Array([-1,0,1,1,0,-1,1,0,1]);return new y(e,new g(e,h(B),t))}e([a({constructOnly:!0})],I.prototype,"type",void 0),I=e([d("esri.views.3d.webgl-engine.effects.precipitation.Precipitation")],I);const C=25e4,B=f().vec3f("position").freeze(),x=h(f().f32("instanceFeatureAttribute"),1);export{I as Precipitation};
