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/***********************************************/
/**
* @file gravityfieldGroup.cpp
*
* @brief Group.
* @see Gravityfield
*
* @author Torsten Mayer-Guerr
* @date 2023-11-13
*
*/
/***********************************************/
#include "base/import.h"
#include "base/sphericalHarmonics.h"
#include "config/config.h"
#include "classes/kernel/kernel.h"
#include "classes/gravityfield/gravityfield.h"
#include "classes/gravityfield/gravityfieldGroup.h"
/***********************************************/
GravityfieldGroup::GravityfieldGroup(Config &config)
{
try
{
readConfig(config, "gravityfield", gravityfield, Config::DEFAULT, "", "");
readConfig(config, "factor", factor, Config::DEFAULT, "1.0", "the result is multiplied by this factor, set -1 to subtract the field");
if(isCreateSchema(config)) return;
}
catch(std::exception &e)
{
GROOPS_RETHROW(e)
}
}
/***********************************************/
Double GravityfieldGroup::potential(const Time &time, const Vector3d &point) const
{
return factor * gravityfield->potential(time, point);
}
/***********************************************/
Double GravityfieldGroup::radialGradient(const Time &time, const Vector3d &point) const
{
return factor * gravityfield->radialGradient(time, point);
}
/***********************************************/
Double GravityfieldGroup::field(const Time &time, const Vector3d &point, const Kernel &kernel) const
{
return factor * gravityfield->field(time, point, kernel);
}
/***********************************************/
Vector3d GravityfieldGroup::gravity(const Time &time, const Vector3d &point) const
{
return gravityfield->gravity(time, point);
}
/***********************************************/
Tensor3d GravityfieldGroup::gravityGradient(const Time &time, const Vector3d &point) const
{
return factor * gravityfield->gravityGradient(time, point);
}
/***********************************************/
Vector3d GravityfieldGroup::deformation(const Time &time, const Vector3d &point, Double gravity, const Vector &hn, const Vector &ln) const
{
return factor * gravityfield->deformation(time, point, gravity, hn, ln);
}
/***********************************************/
void GravityfieldGroup::deformation(const std::vector<Time> &time, const std::vector<Vector3d> &point, const std::vector<Double> &gravity,
const Vector &hn, const Vector &ln, std::vector<std::vector<Vector3d>> &disp) const
{
gravityfield->deformation(time, point, gravity, hn, ln, disp);
if(factor != 1.)
for(auto &ds : disp)
for(auto &d : ds)
d *= factor;
}
/***********************************************/
void GravityfieldGroup::variance(const Time &time, const std::vector<Vector3d> &point, const Kernel &kernel, Matrix &D) const
{
axpy(factor*factor, gravityfield->variance(time, point, kernel), D);
}
/***********************************************/
SphericalHarmonics GravityfieldGroup::sphericalHarmonics(const Time &time, UInt maxDegree, UInt minDegree, Double GM, Double R) const
{
return factor * gravityfield->sphericalHarmonics(time, maxDegree, minDegree, GM, R);
}
/***********************************************/
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