/**
 * SmartEarth WebSDK - https://websdk.terra-it.cn
 * Version 5.4.1
 */

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G=(E-k)/c,z=(i-a)/c,M=(f-r)/c,S=(b-w)/c;for(l=0;l<c;l++)s[l]=new m(k+l*G,a+l*z,r+l*M,w+l*S);return s}function q(e){e=e??te.EMPTY_OBJECT;let o=e.positions,t=e.colors,n=e.width??1,c=e.colorsPerVertex??!1;if(!h(o)||o.length<2)throw new F("At least two positions are required.");if(typeof n!="number")throw new F("width must be a number");if(h(t)&&(c&&t.length<o.length||!c&&t.length<o.length-1))throw new F("colors has an invalid length.");this._positions=o,this._colors=t,this._width=n,this._colorsPerVertex=c,this._vertexFormat=g.clone(e.vertexFormat??g.DEFAULT),this._arcType=e.arcType??R.GEODESIC,this._granularity=e.granularity??j.RADIANS_PER_DEGREE,this._ellipsoid=u.clone(e.ellipsoid??u.default),this._workerName="createPolylineGeometry";let s=1+o.length*p.packedLength;s+=h(t)?1+t.length*m.packedLength:1,this.packedLength=s+u.packedLength+g.packedLength+4}q.pack=function(e,o,t){if(!h(e))throw new F("value is required");if(!h(o))throw new F("array is required");t=t??0;let 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h(t)?(t._positions=s,t._colors=l,t._ellipsoid=u.clone(k,t._ellipsoid),t._vertexFormat=g.clone(a,t._vertexFormat),t._width=r,t._colorsPerVertex=w,t._arcType=E,t._granularity=i,t):(O.positions=s,O.colors=l,O.width=r,O.colorsPerVertex=w,O.arcType=E,O.granularity=i,new q(O))};var pe=new p,ae=new p,fe=new p,he=new p;q.createGeometry=function(e){let o=e._width,t=e._vertexFormat,n=e._colors,c=e._colorsPerVertex,s=e._arcType,l=e._granularity,k=e._ellipsoid,a,r,w,E=[],i=le(e._positions,p.equalsEpsilon,!1,E);if(h(n)&&E.length>0){let d=0,P=E[0];n=n.filter(function(U,L){let A=!1;return c?A=L===P||L===0&&P===1:A=L+1===P,A?(d++,P=E[d],!1):!0})}let f=i.length;if(f<2||o<=0)return;if(s===R.GEODESIC||s===R.RHUMB){let d,P;s===R.GEODESIC?(d=j.chordLength(l,k.maximumRadius),P=N.numberOfPoints):(d=l,P=N.numberOfPointsRhumbLine);let U=N.extractHeights(i,k);if(h(n)){let L=1;for(a=0;a<f-1;++a)L+=P(i[a],i[a+1],d);let A=new Array(L),y=0;for(a=0;a<f-1;++a){let X=i[a],Z=i[a+1],$=n[a],I=P(X,Z,d);if(c&&a<L){let 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h(o)&&(e=J.unpack(e,o)),e._ellipsoid=u.clone(e._ellipsoid),J.createGeometry(e)}var We=ge;export{We as default};