@arcgis/core/views/3d/environment/CloudsParameters.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{neverReached as a}from"../../../core/compilerUtils.js";import{clamp as t}from"../../../core/mathUtils.js";import{signal as e}from"../../../core/signal.js";import{rotate as s}from"../../../core/libs/gl-matrix-2/math/mat4.js";import{IDENTITY as i,create as r}from"../../../core/libs/gl-matrix-2/factories/mat4f64.js";import{k as h,n as o,h as n,c,l as d,d as l}from"../../../chunks/vec32.js";import{create as _,fromValues as u}from"../../../core/libs/gl-matrix-2/factories/vec3f64.js";import{create as F,fromPoints as f,axis as p}from"../../../geometry/support/axisAngleDegrees.js";import{earth as S}from"../../../geometry/support/Ellipsoid.js";import{CloudsTextureChannels as m,ensureClouds as E,CubeMapState as D}from"./Clouds.js";import{heightLimit as P}from"./weather.js";class x{constructor(){this.startTime=0,this._data=e(null),this._readChannels=m.RG,this.parallax=new O,this.parallaxNew=new O,this._anchorPoint=_(),this._fadeState=e(A.HIDE),this._fadeFactor=e(1)}get data(){return this._data.value}set data(a){this._data.value=a}get readChannels(){return this._readChannels}get fadeState(){return this._fadeState.value}get fadeFactor(){return this._fadeFactor.value}get opacity(){switch(this.fadeState){case A.HIDE:return 0;case A.FADE_OUT:return 1-this.fadeFactor;case A.FADE_IN:return this.fadeFactor;case A.SHOW:case A.CROSS_FADE:return 1}}fade(a,e,s){this.isFading&&this.fadeFactor<1&&(this._fadeFactor.value=s?t((e-this.startTime)/(H*s),0,1):1,1===this.fadeFactor&&this._endFade()),this._evaluateState(a,e),this._updateParallax(a)}_evaluateState(a,t){const e=a.relativeElevation,s=this._updateAnchorPoint(a);(e>1.7*P||e<-1e4||s>I)&&this.opacity>0?this._startFade(A.HIDE,t):this.isFading||(e>P||e<-.35*P||s>w*I?this.opacity>0&&this._startFade(A.FADE_OUT,t):E(this.data)&&(0===this.opacity?this._startFade(A.FADE_IN,t):this.data.state===D.Ready&&(this.fadeState===A.SHOW?this._startFade(A.CROSS_FADE,t):this._startFade(A.SHOW,t))))}_updateParallax(a){const t=h(a.eye);this.parallax.radiusCurvatureCorrection=.84*Math.sqrt(Math.max(t-S.radius*S.radius,0))/Math.sqrt(t),f(C,this.parallax.anchorPoint,v),s(this.parallax.transform,i,v[3],p(v)),f(C,this.parallaxNew.anchorPoint,v),s(this.parallaxNew.transform,i,v[3],p(v))}_updateAnchorPoint(a){return o(this._anchorPoint,a.eye),n(this._anchorPoint,this._anchorPoint,S.radius),this.fadeState===A.HIDE&&this.data?.state===D.Ready?(c(this.parallax.anchorPoint,this._anchorPoint),0):d(l(g,this.parallax.anchorPoint,this._anchorPoint))}requestFade(){this._fadeFactor.value=0}_startFade(a,t){switch(this._fadeState.value=a,this.startTime=t,a){case A.CROSS_FADE:this.requestFade(),this._switchReadChannels(),c(this.parallaxNew.anchorPoint,this._anchorPoint);break;case A.FADE_IN:this.requestFade(),this._switchReadChannels(),c(this.parallax.anchorPoint,this._anchorPoint),c(this.parallaxNew.anchorPoint,this._anchorPoint);break;case A.FADE_OUT:this.requestFade();break;case A.SHOW:this._switchReadChannels(),c(this.parallax.anchorPoint,this._anchorPoint),c(this.parallaxNew.anchorPoint,this._anchorPoint),this._endFade();break;case A.HIDE:this._endFade()}}_endFade(){switch(this._fadeFactor.value=1,this.data&&this.data.state!==D.Ready&&(this.data.state=D.Idle),this.fadeState){case A.CROSS_FADE:c(this.parallax.anchorPoint,this.parallaxNew.anchorPoint),this._fadeState.value=A.SHOW;break;case A.FADE_IN:this._fadeState.value=A.SHOW;break;case A.FADE_OUT:this._fadeState.value=A.HIDE;break;case A.SHOW:case A.HIDE:break;default:a(this.fadeState)}}_switchReadChannels(){this.data?.state===D.Ready&&(this._readChannels=1-this._readChannels,this.data.state=D.Fading)}get isFading(){return this.fadeState===A.FADE_OUT||this.fadeState===A.FADE_IN||this.fadeState===A.CROSS_FADE}}var A;!function(a){a[a.HIDE=0]="HIDE",a[a.FADE_IN=1]="FADE_IN",a[a.SHOW=2]="SHOW",a[a.CROSS_FADE=3]="CROSS_FADE",a[a.FADE_OUT=4]="FADE_OUT"}(A||(A={}));class O{constructor(){this.anchorPoint=_(),this.radiusCurvatureCorrection=0,this.transform=r()}}const C=u(0,0,1),v=F(),g=_(),H=1.25,w=.5,I=2e5;export{x as CloudsParameters,A as FadeState};