2020-08-18 13:09:15 +02:00
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#ifndef COORDINATETRANSFORMATIONS_H_
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#define COORDINATETRANSFORMATIONS_H_
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#include "../timemanager/Clock.h"
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#include <cstring>
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class CoordinateTransformations {
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public:
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static void positionEcfToEci(const double* ecfCoordinates, double* eciCoordinates, timeval *timeUTC = NULL);
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static void velocityEcfToEci(const double* ecfVelocity,
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const double* ecfPosition,
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double* eciVelocity, timeval *timeUTC = NULL);
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static void positionEciToEcf(const double* eciCoordinates, double* ecfCoordinates,timeval *timeUTC = NULL);
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static void velocityEciToEcf(const double* eciVelocity,const double* eciPosition, double* ecfVelocity,timeval* timeUTC = NULL);
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static double getEarthRotationAngle(timeval timeUTC);
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static void getEarthRotationMatrix(timeval timeUTC, double matrix[][3]);
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private:
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CoordinateTransformations();
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static void ecfToEci(const double* ecfCoordinates, double* eciCoordinates,
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const double* ecfPositionIfCoordinatesAreVelocity, timeval *timeUTCin);
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static void eciToEcf(const double* eciCoordinates,
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double* ecfCoordinates,
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const double* eciPositionIfCoordinatesAreVelocity,timeval *timeUTCin);
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static double getJuleanCenturiesTT(timeval timeUTC);
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static void getTransMatrixECITOECF(timeval time,double Tfi[3][3]);
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};
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#endif /* COORDINATETRANSFORMATIONS_H_ */
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