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27 lines
14 KiB
27 lines
14 KiB
4 weeks ago
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/**
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* @license
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* Cesium - https://github.com/CesiumGS/cesium
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* Version 1.128
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*
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* Copyright 2011-2022 Cesium Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Columbus View (Pat. Pend.)
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*
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* Portions licensed separately.
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* See https://github.com/CesiumGS/cesium/blob/main/LICENSE.md for full licensing details.
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*/
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import{a as G}from"./chunk-LIPZ3Y6P.js";import{a as At}from"./chunk-4WWQMGPZ.js";import{a as yt}from"./chunk-YJ35UC5O.js";import{a as $}from"./chunk-LSAQZ7SS.js";import{a as v}from"./chunk-TUKY3Z5P.js";import{a as st}from"./chunk-CFEBEP3P.js";import{a as ht}from"./chunk-MEQTML24.js";import{b as ct,c as rt,d as F}from"./chunk-D2WGDEJE.js";import{a as lt,d as it}from"./chunk-LS5UR5C2.js";import{f as nt,h as bt}from"./chunk-GSQ5TTBU.js";import{a as P}from"./chunk-MCJA36VG.js";import{a,b as _t,c as Q,d as D,e as C,f as dt}from"./chunk-KLDIEE7M.js";import{a as R}from"./chunk-BF7B4FIR.js";import{a as ot,b as k}from"./chunk-IQDUXDOM.js";import{e as Z}from"./chunk-GDY26PU3.js";var tt=new a,pt=new a,xt=new a,wt=new a,w=new Q,Mt=new C,Vt=new C,gt=new nt,Tt=new a,Nt=new a,Et=new a,ft=new _t,Pt=new a,Ft=new Q,St=new Q;function Ot(o,e,t){let n=e.vertexFormat,s=e.center,i=e.semiMajorAxis,r=e.semiMinorAxis,f=e.ellipsoid,h=e.stRotation,N=t?o.length/3*2:o.length/3,g=e.shadowVolume,c=n.st?new Float32Array(N*2):void 0,l=n.normal?new Float32Array(N*3):void 0,A=n.tangent?new Float32Array(N*3):void 0,x=n.bitangent?new Float32Array(N*3):void 0,S=g?new Float32Array(N*3):void 0,z=0,b=Tt,M=Nt,d=Et,_=new lt(f),I=_.project(f.cartesianToCartographic(s,ft),Pt),W=f.scaleToGeodeticSurface(s,tt);f.geodeticSurfaceNormal(W,W);let J=Mt,U=Vt;if(h!==0){let m=nt.fromAxisAngle(W,h,gt);J=C.fromQuaternion(m,J),m=nt.fromAxisAngle(W,-h,gt),U=C.fromQuaternion(m,U)}else J=C.clone(C.IDENTITY,J),U=C.clone(C.IDENTITY,U);let B=Q.fromElements(Number.POSITIVE_INFINITY,Number.POSITIVE_INFINITY,Ft),q=Q.fromElements(Number.NEGATIVE_INFINITY,Number.NEGATIVE_INFINITY,St),O=o.length,y=t?O:0,p=y/3*2;for(let m=0;m<O;m+=3){let u=m+1,T=m+2,V=a.fromArray(o,m,tt);if(n.st){let E=C.multiplyByVector(J,V,pt),j=_.project(f.cartesianToCartographic(E,ft),xt);a.subtract(j,I,j),w.x=(j.x+i)/(2*i),w.y=(j.y+r)/(2*r),B.x=Math.min(w.x,B.x),B.y=Math.min(w.y,B.y),q.x=Math.max(w.x,q.x),q.y=Math.max(w.y,q.y),t&&(c[z+p]=w.x,c[z+1+p]=w.y),c[z++]=w.x,c[z++]=w.y}(n.normal||n.tangent||n.bitangent||g)&&(b=f.geodeticSurfaceNormal(V,b),g&&(S[m+y]=-b.x,S[u+y]=-b.y,S[T+y]=-b.z),(n.normal||n.tangent||n.bitangent)&&((n.tangent||n.bitangent)&&(M=a.normalize(a.cross(a.UNIT_Z,b,M),M),C.multiplyByVector(U,M,M)),n.normal&&(l[m]=b.x,l[u]=b.y,l[T]=b.z,t&&(l[m+y]=-b.x,l[u+y]=-b.y,l[T+y]=-b.z)),n.tangent&&(A[m]=M.x,A[u]=M.y,A[T]=M.z,t&&(A[m+y]=-M.x,A[u+y]=-M.y,A[T+y]=-M.z)),n.bitangent&&(d=a.normalize(a.cross(b,M,d),d),x[m]=d.x,x[u]=d.y,x[T]=d.z,t&&(x[m+y]=d.x,x[u+y]=d.y,x[T+y]=d.z))))}if(n.st){O=c.length;for(let m=0;m<O;m+=2)c[m]=(c[m]-B.x)/(q.x-B.x),c[m+1]=(c[m+1]-B.y)/(q.y-B.y)}let L=new ht;if(n.position){let m=G.raisePositionsToHeight(o,e,t);L.position=new F({componentDatatype:P.DOUBLE,componentsPerAttribute:3,values:m})}if(n.st&&(L.st=new F({componentDatatype:P.FLOAT,componentsPerAttribute:2,values:c})),n.normal&&(L.normal=new F({componentDatatype:P.FLOAT,componentsPerAttribute:3,values:l})),n.tangent&&(L.tangent=new F({componentDatatype:P.FLOAT,componentsPerAttribute:3,values:A})),n.bitangent&&(L.bitangent=new F({componentDatatype:P.FLOAT,componentsPerAttribute:3,values:x})),g&&(L.extrudeDirection=new F({componentDatatype:P.FLOAT,componentsPerAttribute:3,values:S})),t&&Z(e.offsetAttribute)){let m=new Uint8Array(N);if(e.offsetAttribute===$.TOP)m=m.fill(1,0,N/2);else{let u=e.offsetAttribute===$.NONE?0:1;m=m.fill(u)}L.applyOffset=new F({componentDatatype:P.UNSIGNED_BYTE,componentsPerAttribute:1,values:m})}return L}function jt(o){let e=new Array(12*(o*(o+1))-6),t=0,n,s,i,r,f;for(n=0,i=1,r=0;r<3;r++)e[t++]=i++,e[t++]=n,e[t++]=i;for(r=2;r<o+1;++r){for(i=r*(r+1)-1,n=(r-1)*r-1,e[t++]=i++,e[t++]=n,e[t++]=i,s=2*r,f=0;f<s-1;++f)e[t++]=i,e[t++]=n++,e[t++]=n,e[t++]=i++,e[t++]=n,e[t++]=i;e[t++]=i++,e[t++]=n,e[t++]=i}for(s=o*2,++i,++n,r=0;r<s-1;++r)e[t++]=i,e[t++]=n++,e[t++]=n,e[t++]=i++,e[t++]=n,e[t++]=i;for(e[t++]=i,e[t++]=n++,e[t++]=n,e[t++]=i++,e[t++]=n++,e[t++]=n,++n,r=o-1;r>1;--r){for(e[t++]=n++,e[t++]=n,e[t++]=i,s=2*r,f=0;f<s-1;++f)e[t++]=i,e[t++]=n++,e[t++]=n,e[t++]=i++,e[t++]=n,e[t++]=i;e[t++]=n++,e[t++]=n++,e[t++]=i++}f
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