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/***********************************************/
/**
* @file orbit2BetaPrimeAngle.cpp
*
* @brief Computes beta prime angle.
*
* @author Beate Klinger
* @author Norbert Zehentner
* @date 2016-08-01
*
*/
/***********************************************/
// Latex documentation
#define DOCSTRING docstring
static const char *docstring = R"(
This program computes the beta prime angle (between the orbital plane and earth-sun direction)
and writes it as MISCVALUE(S) \file{instrument file}{instrument}. The angle is calculated w.r.t the sun (per default),
but can be changed.
The data of \configFile{inputfileInstrument}{instrument} are appended as values to each epoch.
)";
/***********************************************/
#include "programs/program.h"
#include "files/fileInstrument.h"
#include "classes/ephemerides/ephemerides.h"
/***** CLASS ***********************************/
/** @brief Beta prime angle.
* @ingroup programsGroup */
class Orbit2BetaPrimeAngle
{
public:
void run(Config &config, Parallel::CommunicatorPtr comm);
};
GROOPS_REGISTER_PROGRAM(Orbit2BetaPrimeAngle, PARALLEL, "Beta prime angle", Orbit, Instrument)
GROOPS_RENAMED_PROGRAM(InstrumentOrbit2BetaPrimeAngle, Orbit2BetaPrimeAngle, date2time(2020, 05, 25))
/***********************************************/
void Orbit2BetaPrimeAngle::run(Config &config, Parallel::CommunicatorPtr comm)
{
try
{
FileName fileNameOut, fileNameOrbit;
std::vector<FileName> fileNamesInstrument;
EphemeridesPtr ephemerides;
Ephemerides::Planet planet;
std::string choice;
readConfig(config, "outputfileBetaAngle", fileNameOut, Config::MUSTSET, "", "instrument file (MISCVALUE(S): beta', ...)");
readConfig(config, "inputfileOrbit", fileNameOrbit, Config::MUSTSET, "", "");
readConfig(config, "inputfileInstrument", fileNamesInstrument, Config::OPTIONAL, "", "data are appended");
readConfig(config, "ephemerides", ephemerides, Config::MUSTSET, "", "");
readConfig(config, "planet", planet, Config::DEFAULT, "sun", "");
if(isCreateSchema(config)) return;
// =======================
logStatus<<"computing beta prime angle"<<Log::endl;
InstrumentFile orbitFile(fileNameOrbit);
UInt dataCount = 2; // time, beta
std::vector<InstrumentFilePtr> instrumentFile;
for(auto &fileName : fileNamesInstrument)
{
instrumentFile.push_back(InstrumentFile::newFile(fileName));
InstrumentFile::checkArcCount({orbitFile, *instrumentFile.back()});
dataCount += instrumentFile.back()->dataCount(TRUE/*mustDefined*/);
}
std::vector<Arc> arcList(orbitFile.arcCount());
Parallel::forEach(arcList, [&] (UInt arcNo)
{
const OrbitArc orbit = orbitFile.readArc(arcNo);
Matrix A(orbit.size(), dataCount);
for(UInt i=0; i<orbit.size(); i++)
{
if(orbit.at(i).velocity.r()==0)
throw(Exception("no velocity given"));
const Vector3d planetPos = normalize(ephemerides->position(orbit.at(i).time, planet)); // direction from central-body to planet (earth-sun direction)
A(i, 1) = std::acos(inner(normalize(crossProduct(normalize(orbit.at(i).velocity), normalize(orbit.at(i).position))), planetPos)) - PI/2;
}
UInt idx = 2;
for(auto &file: instrumentFile)
{
Arc arc = file->readArc(arcNo);
Arc::checkSynchronized({orbit, arc});
Matrix B = arc.matrix();
copy(B.column(1, B.columns()-1), A.column(idx, B.columns()-1));
idx += B.columns()-1;
}
return Arc(orbit.times(), A);
}, comm);
// write results
// -------------
if(Parallel::isMaster(comm))
{
logStatus<<"write beta prime angle to file <"<<fileNameOut<<">"<<Log::endl;
InstrumentFile::write(fileNameOut, arcList);
Arc::printStatistics(arcList);
}
}
catch(std::exception &e)
{
GROOPS_RETHROW(e)
}
}
/***********************************************/
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