48 lines
981 B
C++
48 lines
981 B
C++
#include "piellipsoidmodel.h"
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PIEllipsoidModel::PIEllipsoidModel() {
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a = 0.0;
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flattening = 0.0;
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eccentricity = 0.0;
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angVelocity = 0.0;
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}
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PIEllipsoidModel PIEllipsoidModel::WGS84Ellipsoid() {
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PIEllipsoidModel v;
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v.a = 6378137.0;
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v.flattening = 0.335281066475e-2;
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v.eccentricity = 8.1819190842622e-2;
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v.angVelocity = 7.292115e-5;
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return v;
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}
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PIEllipsoidModel PIEllipsoidModel::PZ90Ellipsoid() {
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PIEllipsoidModel v;
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v.a = 6378136.0;
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v.flattening = 3.35280373518e-3;
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v.eccentricity = 8.1819106432923e-2;
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v.angVelocity = 7.292115e-5;
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return v;
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}
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PIEllipsoidModel PIEllipsoidModel::GPSEllipsoid() {
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PIEllipsoidModel v = WGS84Ellipsoid();
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v.angVelocity = 7.2921151467e-5;
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return v;
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}
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PIEllipsoidModel PIEllipsoidModel::KrasovskiyEllipsoid() {
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PIEllipsoidModel v;
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v.a = 6378245.0;
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v.flattening = 1.0/298.3;
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v.eccentricity = sqrt(v.a*v.a - 6356863.0*6356863.0)/v.a;
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v.angVelocity = 7.292115e-5;
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return v;
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}
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