@arcgis/core/views/3d/environment/CloudsRenderer.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 t}from"../../../chunks/tslib.es6.js";import e from"../../../core/Accessor.js";import{neverReached as s}from"../../../core/compilerUtils.js";import{lerp as i}from"../../../core/mathUtils.js";import{destroyMaybe as r,disposeMaybe as o}from"../../../core/maybe.js";import{watch as a,initial as n}from"../../../core/reactiveUtils.js";import{signal as h}from"../../../core/signal.js";import{property as c}from"../../../core/accessorSupport/decorators/property.js";import"../../../core/Logger.js";import"../../../core/RandomLCG.js";import{subclass as l}from"../../../core/accessorSupport/decorators/subclass.js";import{fromMat4 as u}from"../../../core/libs/gl-matrix-2/math/mat3.js";import{targetTo as d}from"../../../core/libs/gl-matrix-2/math/mat4.js";import{create as p}from"../../../core/libs/gl-matrix-2/factories/mat4f64.js";import{set as m,equals as f,copy as _}from"../../../core/libs/gl-matrix-2/math/vec2.js";import{clone as g,ZEROS as x,zeros as y}from"../../../core/libs/gl-matrix-2/factories/vec2f64.js";import{fromValues as T}from"../../../core/libs/gl-matrix-2/factories/vec3f32.js";import{zeros as b}from"../../../core/libs/gl-matrix-2/factories/vec3f64.js";import{getReferenceEllipsoid as v}from"../../../geometry/ellipsoidUtils.js";import{CubeMapState as C,CloudsTextureChannels as w}from"./Clouds.js";import{C as S,c as j}from"../../../chunks/Clouds.glsl.js";import{cloudPresets as P}from"./CloudsPresets.js";import{CloudsTechnique as z}from"./CloudsTechnique.js";import{CloudsTechniqueConfiguration as I,RayMarchingSteps as M}from"./CloudsTechniqueConfiguration.js";import{NoiseTextureAtlas as U}from"./NoiseTextureAtlas.js";import{TaskPriority as E}from"../../support/Scheduler.js";import{Yield as H}from"../../support/Yield.js";import{TextureType as R,TextureWrapMode as q}from"../../webgl/enums.js";import{FramebufferObject as F}from"../../webgl/FramebufferObject.js";import{TextureDescriptor as D}from"../../webgl/TextureDescriptor.js";let O=class extends e{constructor(t){super(t),this._state=h(C.Idle),this._passParameters=new S,this._weatherTileCount=128,this._faceIndex=0,this._tileIndex=0,this._tilesPerFace=1,this.coverage=i(P.default.coverage[0],P.default.coverage[1],.5),this.density=i(P.default.density[0],P.default.density[1],.5),this.absorption=i(P.default.absorption[0],P.default.absorption[1],.5),this.cloudSize=i(P.default.cloudSize[0],P.default.cloudSize[1],.5),this.detailSize=i(P.default.detailSize[0],P.default.detailSize[1],.5),this.smoothness=i(P.default.smoothness[0],P.default.smoothness[1],.5),this.cloudHeight=i(P.default.cloudHeight[0],P.default.cloudHeight[1],.5),this.raymarchingSteps=P.default.raymarchingSteps,this._viewMatrix=p(),this._dirty=!0,this.running=!0,this._configuration=new I}initialize(){const t=v(this.view.spatialReference);this._passParameters.cloudRadius=.5*t.radius;const e=()=>this.setDirty();this.addHandles([this.view.resourceController.scheduler.registerTask(E.CLOUDS_GENERATOR,this),a((()=>this.coverage),e,n),a((()=>this.density),e,n),a((()=>this.absorption),e,n),a((()=>this.cloudSize),e,n),a((()=>this.detailSize),e,n),a((()=>this.smoothness),e,n),a((()=>this.cloudHeight),e,n),a((()=>this.raymarchingSteps),e,n)]);const s=g(this._computeWeatherTile());let i=0;this.addHandles(a((()=>{const t=this._computeWeatherTile();return f(s,t)||(++i,_(s,t)),i}),e))}destroy(){this.destroyCubeMap(),this._passParameters.noiseTexture=r(this._passParameters.noiseTexture)}_precompileTechniques(){this._configuration.steps=this.raymarchingSteps,this._configuration.writeTextureChannels=w.RG,this.context.techniques.precompile(z,this._configuration),this._configuration.writeTextureChannels=w.BA,this.context.techniques.precompile(z,this._configuration)}_acquireTechnique(){switch(this.raymarchingSteps){case M.SIXTEEN:this._tilesPerFace=1;break;case M.HUNDRED:this._tilesPerFace=4;break;case M.COUNT:case M.TWOHUNDRED:this._tilesPerFace=8;break;default:s(this.raymarchingSteps)}return this._configuration.writeTextureChannels=1-this.parameters.readChannels,this._configuration.steps=this.raymarchingSteps,this.context.techniques.get(z,this._configuration)}_computeWeatherTile(){const{camera:t,environment:e}=this.view,{latitude:s,longitude:i}=t.position;if(null==s||null==i)return x;m(W,(s+90)/180,(i+180)/360);const r=Math.floor(this._weatherTileCount*Math.abs(2*W[0]-1));W[0]=Math.floor(2*this._weatherTileCount*W[0]),W[1]=Math.floor(4*(this._weatherTileCount-r)*W[1]);let o=0,a=0;if("virtual"!==e?.lighting?.type&&null!=e?.lighting?.date){const t=new Date(e.lighting.date);t.setUTCHours(e.lighting.date.getUTCHours()+(e.lighting.displayUTCOffset??0)),o=31*t.getUTCMonth()+t.getUTCDate(),a=t.getUTCFullYear()}return W[0]=(W[0]+o)%(2*this._weatherTileCount),W[1]=(W[1]+a%100)%(4*this._weatherTileCount),W}get state(){return this._state.value}set state(t){this._state.value=t}get usedMemory(){return(this._fbo?.usedMemory??0)+(this._passParameters.noiseTexture?.textureAtlas?.usedMemory??0)}_ensureNoiseTexture(){return this._passParameters.noiseTexture??=new U({context:this.context}),this._passParameters.noiseTexture}_ensureFrameBufferCube(t){const e=this.context.renderContext.rctx;if(null==this._fbo){const s=new D(t);s.target=R.TEXTURE_CUBE_MAP,s.wrapMode=q.CLAMP_TO_EDGE,this._fbo=new F(e,s),this.parameters.data=this}return e.unbindTexture(this._fbo.colorTexture),this._fbo}get cubeMap(){return this._fbo}get parameters(){return this.context.renderContext.bind.clouds}destroyCubeMap(){this._fbo=o(this._fbo),this.parameters.data=null}applyPreset(t,e){const s=t.median,r=t=>{const r=i(t[0],t[1],s);return e<.5?i(t[0],r,2*e):i(r,t[1],2*(e-.5))};this.coverage=r(t.coverage),this.density=r(t.density),this.absorption=r(t.absorption),this.cloudSize=r(t.cloudSize),this.detailSize=r(t.detailSize),this.smoothness=r(t.smoothness),this.cloudHeight=r(t.cloudHeight),this.raymarchingSteps=t.raymarchingSteps,this._precompileTechniques()}setDirty(){this._dirty=this.running=!0}runTask(t){if(this.state===C.Fading)return H;this._dirty&&(this._faceIndex=this._tileIndex=0,this.state=C.Rendering,this._passParameters.absorption=this.absorption,this._passParameters.density=this.density,this._passParameters.cloudSize=this.cloudSize,this._passParameters.detailSize=this.detailSize,this._passParameters.smoothness=this.smoothness,this._passParameters.cloudHeight=this.cloudHeight,this._passParameters.coverage=this.coverage,this._ensureNoiseTexture().updateWeatherMap(this._computeWeatherTile()),this._dirty=!1);const e=this._acquireTechnique();if(!this._ensureNoiseTexture().textureAtlas||!e.compiled)return H;const s=A[this._faceIndex],i=N[this._faceIndex];d(this._viewMatrix,k,s,i),u(this._passParameters.viewMatrix,this._viewMatrix);const r=this.context.renderContext.rctx,o=r.getViewport(),a=j/this._tilesPerFace,n=this._tileIndex*a;r.setViewport(0,n,j,a);const h=this._ensureFrameBufferCube(j);r.bindFramebuffer(h),r.bindTechnique(e,this.context.renderContext.bind,this._passParameters);const c=R.TEXTURE_CUBE_MAP_POSITIVE_X+this._faceIndex;return h.setColorTextureTarget(c),r.screen.draw(),r.gl.flush(),r.setViewport(o.x,o.y,o.width,o.height),this.requestRender(),++this._tileIndex,4===this._faceIndex&&this._tileIndex===this._tilesPerFace?(this._faceIndex=this._tileIndex=0,this.state=C.Ready,this.running=!1):this._tileIndex===this._tilesPerFace&&(++this._faceIndex,this._tileIndex=0),t.madeProgress(),H}};t([c({constructOnly:!0})],O.prototype,"context",void 0),t([c({constructOnly:!0})],O.prototype,"view",void 0),t([c({constructOnly:!0})],O.prototype,"requestRender",void 0),t([c()],O.prototype,"coverage",void 0),t([c()],O.prototype,"density",void 0),t([c()],O.prototype,"absorption",void 0),t([c()],O.prototype,"cloudSize",void 0),t([c()],O.prototype,"detailSize",void 0),t([c()],O.prototype,"smoothness",void 0),t([c()],O.prototype,"cloudHeight",void 0),t([c()],O.prototype,"raymarchingSteps",void 0),t([c()],O.prototype,"running",void 0),O=t([l("esri.views.3d.environment.CloudsRenderer")],O);const A=[T(1,0,0),T(-1,0,0),T(0,1,0),T(0,-1,0),T(0,0,1)],N=[T(0,1,0),T(0,1,0),T(0,0,-1),T(0,0,1),T(0,1,0)],k=b(),W=y();export{O as CloudsRenderer};