/**
 * @license
 * Cesium - https://github.com/CesiumGS/cesium
 * Version 1.122
 *
 * Copyright 2011-2022 Cesium Contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * Columbus View (Pat. Pend.)
 *
 * Portions licensed separately.
 * See https://github.com/CesiumGS/cesium/blob/main/LICENSE.md for full licensing details.
 */
import{a as et}from"./chunk-FG53NUCJ.js";import{a as jt}from"./chunk-QTX6TFJQ.js";import{b as Lt}from"./chunk-354SKS6C.js";import{a as Et}from"./chunk-H5GL2A6Z.js";import{a as j}from"./chunk-UGB43LJM.js";import{a as mt,b as D,c as B,d as U}from"./chunk-N72XKOXM.js";import{a as _t,b as Ut,d as rt}from"./chunk-EWTFJ46X.js";import{a as dt,b as H}from"./chunk-5IUXF6I3.js";import{a as k}from"./chunk-27UWHT4D.js";import{a as r,b as Mt,c as R,e as Ot}from"./chunk-RFPX772U.js";import{a as N}from"./chunk-RAYRECQS.js";import{a as K}from"./chunk-6KLVDWWE.js";import{a as I,b as pt}from"./chunk-6P5KAIBX.js";import{e as f}from"./chunk-4FSVUTPL.js";var Yt=new r,Zt=new r,Xt=new r;function pe(e,t,i,n,o){let s,a,u,l,p,c,m,y;if(pt.defined("point",e),pt.defined("p0",t),pt.defined("p1",i),pt.defined("p2",n),f(o)||(o=new r),f(t.z)){if(r.equalsEpsilon(e,t,N.EPSILON14))return r.clone(r.UNIT_X,o);if(r.equalsEpsilon(e,i,N.EPSILON14))return r.clone(r.UNIT_Y,o);if(r.equalsEpsilon(e,n,N.EPSILON14))return r.clone(r.UNIT_Z,o);s=r.subtract(i,t,Yt),a=r.subtract(n,t,Zt),u=r.subtract(e,t,Xt),l=r.dot(s,s),p=r.dot(s,a),c=r.dot(s,u),m=r.dot(a,a),y=r.dot(a,u)}else{if(R.equalsEpsilon(e,t,N.EPSILON14))return r.clone(r.UNIT_X,o);if(R.equalsEpsilon(e,i,N.EPSILON14))return r.clone(r.UNIT_Y,o);if(R.equalsEpsilon(e,n,N.EPSILON14))return r.clone(r.UNIT_Z,o);s=R.subtract(i,t,Yt),a=R.subtract(n,t,Zt),u=R.subtract(e,t,Xt),l=R.dot(s,s),p=R.dot(s,a),c=R.dot(s,u),m=R.dot(a,a),y=R.dot(a,u)}o.y=m*c-p*y,o.z=l*y-p*c;let h=l*m-p*p;if(0!==h)return o.y/=h,o.z/=h,o.x=1-o.y-o.z,o}var Ht=pe,Nt={calculateACMR:function(e){let t=(e=K(e,K.EMPTY_OBJECT)).indices,r=e.maximumIndex,i=K(e.cacheSize,24);if(!f(t))throw new I("indices is required.");let n=t.length;if(n<3||n%3!=0)throw new I("indices length must be a multiple of three.");if(r<=0)throw new I("maximumIndex must be greater than zero.");if(i<3)throw new I("cacheSize must be greater than two.");if(!f(r)){r=0;let e=0,i=t[e];for(;e<n;)i>r&&(r=i),++e,i=t[e]}let 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c,m=[];for(c=0;c<a;c++)m[c]={numLiveTriangles:0,timeStamp:0,vertexTriangles:[]};u=0;let y=0;for(;u<p;)m[r[u]].vertexTriangles.push(y),++m[r[u]].numLiveTriangles,m[r[u+1]].vertexTriangles.push(y),++m[r[u+1]].numLiveTriangles,m[r[u+2]].vertexTriangles.push(y),++m[r[u+2]].numLiveTriangles,++y,u+=3;let h=0,d=n+1;t=1;let v,b,w,g,T=[],A=[],N=0,S=[],x=s/3,P=[];for(c=0;c<x;c++)P[c]=!1;for(;-1!==h;){T=[],b=m[h],g=b.vertexTriangles.length;for(let e=0;e<g;++e)if(y=b.vertexTriangles[e],!P[y]){P[y]=!0,u=y+y+y;for(let e=0;e<3;++e)w=r[u],T.push(w),A.push(w),S[N]=w,++N,v=m[w],--v.numLiveTriangles,d-v.timeStamp>n&&(v.timeStamp=d,++d),++u}h=o(0,n,T,m,d,A,a)}return S};var Wt=Nt,F={};function St(e,t,r,i,n){e[t++]=r,e[t++]=i,e[t++]=i,e[t++]=n,e[t++]=n,e[t]=r}function de(e){let t=e.length,r=t/3*6,i=j.createTypedArray(t,r),n=0;for(let r=0;r<t;r+=3,n+=6)St(i,n,e[r],e[r+1],e[r+2]);return i}function me(e){let t=e.length;if(t>=3){let r=6*(t-2),i=j.createTypedArray(t,r);St(i,0,e[0],e[1],e[2]);let n=6;for(let 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t,r=["position","positionHigh","positionLow","position3DHigh","position3DLow","position2DHigh","position2DLow","pickColor","normal","st","tangent","bitangent","extrudeDirection","compressedAttributes"],i=e.attributes,n={},o=0,s=r.length;for(t=0;t<s;++t){let e=r[t];f(i[e])&&(n[e]=o++)}for(let e in i)i.hasOwnProperty(e)&&!f(n[e])&&(n[e]=o++);return n},F.reorderForPreVertexCache=function(e){if(!f(e))throw new I("geometry is required.");let t=B.computeNumberOfVertices(e),r=e.indices;if(f(r)){let i=new Int32Array(t);for(let e=0;e<t;e++)i[e]=-1;let n,o=r,s=o.length,a=j.createTypedArray(t,s),u=0,l=0,p=0;for(;u<s;)n=i[o[u]],-1!==n?a[l]=n:(n=o[u],i[n]=p,a[l]=p,++p),++u,++l;e.indices=a;let c=e.attributes;for(let e in c)if(c.hasOwnProperty(e)&&f(c[e])&&f(c[e].values)){let r=c[e],n=r.values,o=0,s=r.componentsPerAttribute,a=k.createTypedArray(r.componentDatatype,p*s);for(;o<t;){let e=i[o];if(-1!==e)for(let t=0;t<s;t++)a[s*e+t]=n[s*o+t];++o}r.values=a}}return e},F.reorderForPostVertexCache=function(e,t){if(!f(e))throw new I("geometry is required.");let r=e.indices;if(e.primitiveType===D.TRIANGLES&&f(r)){let i=r.length,n=0;for(let e=0;e<i;e++)r[e]>n&&(n=r[e]);e.indices=Wt.tipsify({indices:r,maximumIndex:n,cacheSize:t})}return e},F.fitToUnsignedShortIndices=function(e){if(!f(e))throw new I("geometry is required.");if(f(e.indices)&&e.primitiveType!==D.TRIANGLES&&e.primitiveType!==D.LINES&&e.primitiveType!==D.POINTS)throw new I("geometry.primitiveType must equal to PrimitiveType.TRIANGLES, PrimitiveType.LINES, or PrimitiveType.POINTS.");let t=[],r=B.computeNumberOfVertices(e);if(f(e.indices)&&r>=N.SIXTY_FOUR_KILOBYTES){let r,i=[],n=[],o=0,s=$t(e.attributes),a=e.indices,u=a.length;e.primitiveType===D.TRIANGLES?r=3:e.primitiveType===D.LINES?r=2:e.primitiveType===D.POINTS&&(r=1);for(let l=0;l<u;l+=r){for(let t=0;t<r;++t){let r=a[l+t],u=i[r];f(u)||(u=o++,i[r]=u,be(s,e.attributes,r)),n.push(u)}o+r>=N.SIXTY_FOUR_KILOBYTES&&(t.push(new 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t=r.fromArray(u,e,Jt),i=a.cartesianToCartographic(t,we);if(!f(i))throw new I(`Could not project point (${t.x}, ${t.y}, ${t.z}) to 2D.`);let n=o.project(i,Jt);l[p++]=n.x,l[p++]=n.y,l[p++]=n.z}return e.attributes[i]=s,e.attributes[n]=new U({componentDatatype:k.DOUBLE,componentsPerAttribute:3,values:l}),delete e.attributes[t],e};var zt={high:0,low:0};F.encodeAttribute=function(e,t,r,i){if(!f(e))throw new I("geometry is required.");if(!f(t))throw new I("attributeName is required.");if(!f(r))throw new I("attributeHighName is required.");if(!f(i))throw new I("attributeLowName is required.");if(!f(e.attributes[t]))throw new I(`geometry must have attribute matching the attributeName argument: ${t}.`);if(e.attributes[t].componentDatatype!==k.DOUBLE)throw new I("The attribute componentDatatype must be ComponentDatatype.DOUBLE.");let n=e.attributes[t],o=n.values,s=o.length,a=new Float32Array(s),u=new Float32Array(s);for(let e=0;e<s;++e)jt.encode(o[e],zt),a[e]=zt.high,u[e]=zt.low;let l=n.componentsPerAttribute;return e.attributes[r]=new U({componentDatatype:k.FLOAT,componentsPerAttribute:l,values:a}),e.attributes[i]=new U({componentDatatype:k.FLOAT,componentsPerAttribute:l,values:u}),delete e.attributes[t],e};var $=new r;function Dt(e,t){if(f(t)){let i=t.values,n=i.length;for(let t=0;t<n;t+=3)r.unpack(i,t,$),H.multiplyByPoint(e,$,$),r.pack($,i,t)}}function qt(e,t){if(f(t)){let i=t.values,n=i.length;for(let t=0;t<n;t+=3)r.unpack(i,t,$),Ot.multiplyByVector(e,$,$),$=r.normalize($,$),r.pack($,i,t)}}var vt=new H,yt=new Ot;function ve(e,t){let r,i=e.length,n={},o=e[0][t].attributes;for(r in o)if(o.hasOwnProperty(r)&&f(o[r])&&f(o[r].values)){let s=o[r],a=s.values.length,u=!0;for(let n=1;n<i;++n){let i=e[n][t].attributes[r];if(!f(i)||s.componentDatatype!==i.componentDatatype||s.componentsPerAttribute!==i.componentsPerAttribute||s.normalize!==i.normalize){u=!1;break}a+=i.values.length}u&&(n[r]=new 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must have length greater than zero.");let t=[],r=[],i=e.length;for(let n=0;n<i;++n){let i=e[n];f(i.geometry)?t.push(i):f(i.westHemisphereGeometry)&&f(i.eastHemisphereGeometry)&&r.push(i)}let n=[];return t.length>0&&n.push(Vt(t,"geometry")),r.length>0&&(n.push(Vt(r,"westHemisphereGeometry")),n.push(Vt(r,"eastHemisphereGeometry"))),n};var Z=new r,ht=new r,ct=new r,at=new r;F.computeNormal=function(e){if(!f(e))throw new I("geometry is required.");if(!f(e.attributes.position)||!f(e.attributes.position.values))throw new I("geometry.attributes.position.values is required.");if(!f(e.indices))throw new I("geometry.indices is required.");if(e.indices.length<2||e.indices.length%3!=0)throw new I("geometry.indices length must be greater than 0 and be a multiple of 3.");if(e.primitiveType!==D.TRIANGLES)throw new I("geometry.primitiveType must be PrimitiveType.TRIANGLES.");let t,i=e.indices,n=e.attributes,o=n.position.values,s=n.position.values.length/3,a=i.length,u=new Array(s),l=new 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e.attributes.normal=new U({componentDatatype:k.FLOAT,componentsPerAttribute:3,values:h}),e};var xe=new r,Kt=new r,Te=new r;F.computeTangentAndBitangent=function(e){if(!f(e))throw new I("geometry is required.");let t=e.attributes,i=e.indices;if(!f(t.position)||!f(t.position.values))throw new I("geometry.attributes.position.values is required.");if(!f(t.normal)||!f(t.normal.values))throw new I("geometry.attributes.normal.values is required.");if(!f(t.st)||!f(t.st.values))throw new I("geometry.attributes.st.values is required.");if(!f(i))throw new I("geometry.indices is required.");if(i.length<2||i.length%3!=0)throw new I("geometry.indices length must be greater than 0 and be a multiple of 3.");if(e.primitiveType!==D.TRIANGLES)throw new I("geometry.primitiveType must be PrimitiveType.TRIANGLES.");let n,o,s,a,u=e.attributes.position.values,l=e.attributes.normal.values,p=e.attributes.st.values,c=e.attributes.position.values.length/3,m=i.length,y=new 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ze=Ft(dt,4),It=Ft(r,3),ae=Ft(R,2),De=function(e,t,r,i,n,o,s){let a=n[e]*i.x,u=n[t]*i.y,l=n[r]*i.z;o[s]=a+u+l>N.EPSILON6?1:0},wt=new r,Gt=new r,Ct=new r,qe=new r;function Tt(e,t,i,n,o,s,a,u,l,p,c,m,y,h,d,v){if(!(f(s)||f(a)||f(u)||f(l)||f(p)||0!==h))return;let b=r.fromArray(o,3*e,wt),w=r.fromArray(o,3*t,Gt),g=r.fromArray(o,3*i,Ct),I=Ht(n,b,w,g,qe);if(f(I)){if(f(s)&&It(e,t,i,I,s,m.normal.values,v,!0),f(p)){let n,o=r.fromArray(p,3*e,wt),s=r.fromArray(p,3*t,Gt),a=r.fromArray(p,3*i,Ct);r.multiplyByScalar(o,I.x,o),r.multiplyByScalar(s,I.y,s),r.multiplyByScalar(a,I.z,a),r.equals(o,r.ZERO)&&r.equals(s,r.ZERO)&&r.equals(a,r.ZERO)?(n=wt,n.x=0,n.y=0,n.z=0):(n=r.add(o,s,o),r.add(n,a,n),r.normalize(n,n)),r.pack(n,m.extrudeDirection.values,3*v)}if(f(c)&&De(e,t,i,I,c,m.applyOffset.values,v),f(a)&&It(e,t,i,I,a,m.tangent.values,v,!0),f(u)&&It(e,t,i,I,u,m.bitangent.values,v,!0),f(l)&&ae(e,t,i,I,l,m.st.values,v),h>0)for(let r=0;r<h;r++){let n=y[r];Ve(e,t,i,I,v,d[n],m[n])}}}function Ve(e,t,r,i,n,o,s){let 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t,i=e.geometry,n=i.attributes,o=n.position.values,s=f(n.applyOffset)?n.applyOffset.values:void 0,a=i.indices,u=lt(i),l=lt(i),p=a.length,c=[];c.length=o.length/3;let m=[];for(m.length=o.length/3,t=0;t<c.length;++t)c[t]=-1,m[t]=-1;for(t=0;t<p;t+=2){let e,i=a[t],n=a[t+1],p=r.fromArray(o,3*i,wt),y=r.fromArray(o,3*n,Gt);Math.abs(p.y)<N.EPSILON6&&(p.y<0?p.y=-N.EPSILON6:p.y=N.EPSILON6),Math.abs(y.y)<N.EPSILON6&&(y.y<0?y.y=-N.EPSILON6:y.y=N.EPSILON6);let h=u.attributes,d=u.indices,v=m,b=l.attributes,w=l.indices,g=c,I=Lt.lineSegmentPlane(p,y,ue,Ct);if(f(I)){let f=r.multiplyByScalar(r.UNIT_Y,5*N.EPSILON9,Ge);p.y<0&&(r.negate(f,f),h=l.attributes,d=l.indices,v=c,b=u.attributes,w=u.indices,g=m);let T=r.add(I,f,Ce);e=Q(h,d,v,a,t,p),ut(i,n,p,o,e,h,s),e=Q(h,d,v,a,-1,T),ut(i,n,T,o,e,h,s),r.negate(f,f),r.add(I,f,T),e=Q(b,w,g,a,-1,T),ut(i,n,T,o,e,b,s),e=Q(b,w,g,a,t+1,y),ut(i,n,y,o,e,b,s)}else{let r,f,h;p.y<0?(r=l.attributes,f=l.indices,h=c):(r=u.attributes,f=u.indices,h=m),e=Q(r,f,h,a,t,p),ut(i,n,p,o,e,r,s),e=Q(r,f,h,a,t+1,y),ut(i,n,y,o,e,r,s)}}kt(e,l,u)}var oe=new R,Be=new R,le=new r,fe=new r,Bt=new r,ke=new r,Fe=new r,Me=new r,re=new dt;function ce(e){let t=e.attributes,i=t.position.values,n=t.prevPosition.values,o=t.nextPosition.values,s=i.length;for(let e=0;e<s;e+=3){let t=r.unpack(i,e,le);if(t.x>0)continue;let a=r.unpack(n,e,fe);(t.y<0&&a.y>0||t.y>0&&a.y<0)&&(e-3>0?(n[e]=i[e-3],n[e+1]=i[e-2],n[e+2]=i[e-1]):r.pack(t,n,e));let u=r.unpack(o,e,Bt);(t.y<0&&u.y>0||t.y>0&&u.y<0)&&(e+3<s?(o[e]=i[e+3],o[e+1]=i[e+4],o[e+2]=i[e+5]):r.pack(t,o,e))}}var _e=5*N.EPSILON9,At=N.EPSILON6;function Ue(e){let t,i,n,o=e.geometry,s=o.attributes,a=s.position.values,u=s.prevPosition.values,l=s.nextPosition.values,p=s.expandAndWidth.values,c=f(s.st)?s.st.values:void 0,m=f(s.color)?s.color.values:void 0,y=lt(o),h=lt(o),d=!1,v=a.length/3;for(t=0;t<v;t+=4){let e=t,o=t+2,s=r.fromArray(a,3*e,le),v=r.fromArray(a,3*o,fe);if(Math.abs(s.y)<At)for(s.y=At*(v.y<0?-1:1),a[3*t+1]=s.y,a[3*(t+1)+1]=s.y,i=3*e;i<3*e+12;i+=3)u[i]=a[3*t],u[i+1]=a[3*t+1],u[i+2]=a[3*t+2];if(Math.abs(v.y)<At)for(v.y=At*(s.y<0?-1:1),a[3*(t+2)+1]=v.y,a[3*(t+3)+1]=v.y,i=3*e;i<3*e+12;i+=3)l[i]=a[3*(t+2)],l[i+1]=a[3*(t+2)+1],l[i+2]=a[3*(t+2)+2];let b=y.attributes,w=y.indices,g=h.attributes,I=h.indices,T=Lt.lineSegmentPlane(s,v,ue,ke);if(f(T)){d=!0;let a=r.multiplyByScalar(r.UNIT_Y,_e,Fe);s.y<0&&(r.negate(a,a),b=h.attributes,w=h.indices,g=y.attributes,I=y.indices);let A=r.add(T,a,Me);b.position.values.push(s.x,s.y,s.z,s.x,s.y,s.z),b.position.values.push(A.x,A.y,A.z),b.position.values.push(A.x,A.y,A.z),b.prevPosition.values.push(u[3*e],u[3*e+1],u[3*e+2]),b.prevPosition.values.push(u[3*e+3],u[3*e+4],u[3*e+5]),b.prevPosition.values.push(s.x,s.y,s.z,s.x,s.y,s.z),b.nextPosition.values.push(A.x,A.y,A.z),b.nextPosition.values.push(A.x,A.y,A.z),b.nextPosition.values.push(A.x,A.y,A.z),b.nextPosition.values.push(A.x,A.y,A.z),r.negate(a,a),r.add(T,a,A),g.position.values.push(A.x,A.y,A.z),g.position.values.push(A.x,A.y,A.z),g.position.values.push(v.x,v.y,v.z,v.x,v.y,v.z),g.prevPosition.values.push(A.x,A.y,A.z),g.prevPosition.values.push(A.x,A.y,A.z),g.prevPosition.values.push(A.x,A.y,A.z),g.prevPosition.values.push(A.x,A.y,A.z),g.nextPosition.values.push(v.x,v.y,v.z,v.x,v.y,v.z),g.nextPosition.values.push(l[3*o],l[3*o+1],l[3*o+2]),g.nextPosition.values.push(l[3*o+3],l[3*o+4],l[3*o+5]);let S=R.fromArray(p,2*e,oe),x=Math.abs(S.y);b.expandAndWidth.values.push(-1,x,1,x),b.expandAndWidth.values.push(-1,-x,1,-x),g.expandAndWidth.values.push(-1,x,1,x),g.expandAndWidth.values.push(-1,-x,1,-x);let P=r.magnitudeSquared(r.subtract(T,s,Bt));if(P/=r.magnitudeSquared(r.subtract(v,s,Bt)),f(m)){let t=dt.fromArray(m,4*e,re),r=dt.fromArray(m,4*o,re),n=N.lerp(t.x,r.x,P),s=N.lerp(t.y,r.y,P),a=N.lerp(t.z,r.z,P),u=N.lerp(t.w,r.w,P);for(i=4*e;i<4*e+8;++i)b.color.values.push(m[i]);for(b.color.values.push(n,s,a,u),b.color.values.push(n,s,a,u),g.color.values.push(n,s,a,u),g.color.values.push(n,s,a,u),i=4*o;i<4*o+8;++i)g.color.values.push(m[i])}if(f(c)){let r=R.fromArray(c,2*e,oe),n=R.fromArray(c,2*(t+3),Be),s=N.lerp(r.x,n.x,P);for(i=2*e;i<2*e+4;++i)b.st.values.push(c[i]);for(b.st.values.push(s,r.y),b.st.values.push(s,n.y),g.st.values.push(s,r.y),g.st.values.push(s,n.y),i=2*o;i<2*o+4;++i)g.st.values.push(c[i])}n=b.position.values.length/3-4,w.push(n,n+2,n+1),w.push(n+1,n+2,n+3),n=g.position.values.length/3-4,I.push(n,n+2,n+1),I.push(n+1,n+2,n+3)}else{let e,r;for(s.y<0?(e=h.attributes,r=h.indices):(e=y.attributes,r=y.indices),e.position.values.push(s.x,s.y,s.z),e.position.values.push(s.x,s.y,s.z),e.position.values.push(v.x,v.y,v.z),e.position.values.push(v.x,v.y,v.z),i=3*t;i<3*t+12;++i)e.prevPosition.values.push(u[i]),e.nextPosition.values.push(l[i]);for(i=2*t;i<2*t+8;++i)e.expandAndWidth.values.push(p[i]),f(c)&&e.st.values.push(c[i]);if(f(m))for(i=4*t;i<4*t+16;++i)e.color.values.push(m[i]);n=e.position.values.length/3-4,r.push(n,n+2,n+1),r.push(n+1,n+2,n+3)}}d&&(ce(h),ce(y)),kt(e,h,y)}F.splitLongitude=function(e){if(!f(e))throw new I("instance is required.");let t=e.geometry,r=t.boundingSphere;if(f(r)&&(r.center.x-r.radius>0||rt.intersectPlane(r,Et.ORIGIN_ZX_PLANE)!==Ut.INTERSECTING))return e;if(t.geometryType!==mt.NONE)switch(t.geometryType){case mt.POLYLINES:Ue(e);break;case mt.TRIANGLES:ie(e);break;case mt.LINES:se(e)}else Le(t),t.primitiveType===D.TRIANGLES?ie(e):t.primitiveType===D.LINES&&se(e);return e};var gn=F;export{gn as a};