27 lines
5.5 KiB
JavaScript
27 lines
5.5 KiB
JavaScript
/**
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* @license
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* Cesium - https://github.com/CesiumGS/cesium
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* Version 1.127
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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 M}from"./chunk-ZSRNYCAQ.js";import{a as W}from"./chunk-57PW5AGA.js";import"./chunk-NXCJXR6T.js";import"./chunk-QWFB7ESA.js";import{a as x,b as I,c as j}from"./chunk-X5W7MYUD.js";import"./chunk-ZPZQMRC3.js";import"./chunk-IZDTPXD6.js";import{a as g}from"./chunk-UMETRE6B.js";import"./chunk-SZ5OG7RY.js";import"./chunk-QNKLIOX7.js";import{a as $,b as V}from"./chunk-U4PXMDKD.js";import{a as Z}from"./chunk-Y6VI4U57.js";import"./chunk-HQB4CVCR.js";import"./chunk-GQCGSB5G.js";import"./chunk-CE6GQKJJ.js";import{a as X}from"./chunk-3ENQPBUN.js";import{a as Q}from"./chunk-7JZ622KV.js";import{b as Y,c as z,d as U}from"./chunk-JIHKLWIP.js";import{d as K}from"./chunk-OJFQMRFX.js";import"./chunk-Z527LWHO.js";import{a as B}from"./chunk-XK36GTOK.js";import{a as T,c as C,d as f}from"./chunk-USIHDKAN.js";import{a as J}from"./chunk-NTNB2RUS.js";import"./chunk-SCRFYNVO.js";import"./chunk-QT4PP33T.js";import{a as k}from"./chunk-WFRUBKWC.js";import{a as D}from"./chunk-H5M663KA.js";import{e as _}from"./chunk-IEMGHOZF.js";function oe(t,e,n,o){let l=new Q;o.position&&(l.position=new U({componentDatatype:B.DOUBLE,componentsPerAttribute:3,values:t}));let i=e.length,u=t.length/3,L=(u-i*2)/(i*2),E=V.triangulate(e),q=(L-1)*i*6+E.length*2,r=X.createTypedArray(u,q),m,s,d,b,A,F,G=i*2,p=0;for(m=0;m<L-1;m++){for(s=0;s<i-1;s++)d=s*2+m*i*2,F=d+G,b=d+1,A=b+G,r[p++]=b,r[p++]=d,r[p++]=A,r[p++]=A,r[p++]=d,r[p++]=F;d=i*2-2+m*i*2,b=d+1,A=b+G,F=d+G,r[p++]=b,r[p++]=d,r[p++]=A,r[p++]=A,r[p++]=d,r[p++]=F}if(o.st||o.tangent||o.bitangent){let c=new Float32Array(u*2),O=1/(L-1),w=1/n.height,S=n.height/2,y,a,h=0;for(m=0;m<L;m++){for(y=m*O,a=w*(e[0].y+S),c[h++]=y,c[h++]=a,s=1;s<i;s++)a=w*(e[s].y+S),c[h++]=y,c[h++]=a,c[h++]=y,c[h++]=a;a=w*(e[0].y+S),c[h++]=y,c[h++]=a}for(s=0;s<i;s++)y=0,a=w*(e[s].y+S),c[h++]=y,c[h++]=a;for(s=0;s<i;s++)y=(L-1)*O,a=w*(e[s].y+S),c[h++]=y,c[h++]=a;l.st=new U({componentDatatype:B.FLOAT,componentsPerAttribute:2,values:new Float32Array(c)})}let N=u-i*2;for(m=0;m<E.length;m+=3){let c=E[m]+N,O=E[m+1]+N,w=E[m+2]+N;r[p++]=c,r[p++]=O,r[p++]=w,r[p++]=w+i,r[p++]=O+i,r[p++]=c+i}let P=new z({attributes:l,indices:r,boundingSphere:K.fromVertices(t),primitiveType:Y.TRIANGLES});if(o.normal&&(P=W.computeNormal(P)),o.tangent||o.bitangent){try{P=W.computeTangentAndBitangent(P)}catch{I("polyline-volume-tangent-bitangent","Unable to compute tangents and bitangents for polyline volume geometry")}o.tangent||(P.attributes.tangent=void 0),o.bitangent||(P.attributes.bitangent=void 0),o.st||(P.attributes.st=void 0)}return P}function R(t){t=k(t,k.EMPTY_OBJECT);let e=t.polylinePositions,n=t.shapePositions;if(!_(e))throw new D("options.polylinePositions is required.");if(!_(n))throw new D("options.shapePositions is required.");this._positions=e,this._shape=n,this._ellipsoid=f.clone(k(t.ellipsoid,f.default)),this._cornerType=k(t.cornerType,x.ROUNDED),this._vertexFormat=g.clone(k(t.vertexFormat,g.DEFAULT)),this._granularity=k(t.granularity,J.RADIANS_PER_DEGREE),this._workerName="createPolylineVolumeGeometry";let o=1+e.length*T.packedLength;o+=1+n.length*C.packedLength,this.packedLength=o+f.packedLength+g.packedLength+2}R.pack=function(t,e,n){if(!_(t))throw new D("value is required");if(!_(e))throw new D("array is required");n=k(n,0);let o,l=t._positions,i=l.length;for(e[n++]=i,o=0;o<i;++o,n+=T.packedLength)T.pack(l[o],e,n);let u=t._shape;for(i=u.length,e[n++]=i,o=0;o<i;++o,n+=C.packedLength)C.pack(u[o],e,n);return f.pack(t._ellipsoid,e,n),n+=f.packedLength,g.pack(t._vertexFormat,e,n),n+=g.packedLength,e[n++]=t._cornerType,e[n]=t._granularity,e};var ee=f.clone(f.UNIT_SPHERE),te=new g,v={polylinePositions:void 0,shapePositions:void 0,ellipsoid:ee,vertexFormat:te,cornerType:void 0,granularity:void 0};R.unpack=function(t,e,n){if(!_(t))throw new D("array is required");e=k(e,0);let o,l=t[e++],i=new Array(l);for(o=0;o<l;++o,e+=T.packedLength)i[o]=T.unpack(t,e);l=t[e++];let u=new Array(l);for(o=0;o<l;++o,e+=C.packedLength)u[o]=C.unpack(t,e);let L=f.unpack(t,e,ee);e+=f.packedLength;let E=g.unpack(t,e,te);e+=g.packedLength;let q=t[e++],r=t[e];return _(n)?(n._positions=i,n._shape=u,n._ellipsoid=f.clone(L,n._ellipsoid),n._vertexFormat=g.clone(E,n._vertexFormat),n._cornerType=q,n._granularity=r,n):(v.polylinePositions=i,v.shapePositions=u,v.cornerType=q,v.granularity=r,new R(v))};var ne=new M;R.createGeometry=function(t){let e=t._positions,n=Z(e,T.equalsEpsilon),o=t._shape;if(o=j.removeDuplicatesFromShape(o),n.length<2||o.length<3)return;V.computeWindingOrder2D(o)===$.CLOCKWISE&&o.reverse();let l=M.fromPoints(o,ne),i=j.computePositions(n,o,l,t,!0);return oe(i,o,l,t._vertexFormat)};var H=R;function ie(t,e){return _(e)&&(t=H.unpack(t,e)),t._ellipsoid=f.clone(t._ellipsoid),H.createGeometry(t)}var Re=ie;export{Re as default};
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