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/***********************************************/
/**
* @file graceL1b2SteeringMirror.cpp
*
* @brief Read GRACE L1B data.
*
* @author Andreas Kvas
* @date 2019-11-19
*
*/
/***********************************************/
// Latex documentation
#define DOCSTRING docstring
static const char *docstring = R"(
This program converts GRACE-FO Steering Mirror output (LSM1B) to an \file{instrument file (STARCAMERA)}{instrument}.
)";
/***********************************************/
#include "programs/program.h"
#include "files/fileInstrument.h"
#include "fileGrace.h"
/***** CLASS ***********************************/
/** @brief Read GRACE L1B data.
* @ingroup programsConversionGroup */
class GraceL1b2SteeringMirror
{
public:
void run(Config &config, Parallel::CommunicatorPtr comm);
};
GROOPS_REGISTER_PROGRAM(GraceL1b2SteeringMirror, SINGLEPROCESS, "read GRACE L1B data (LSM1B)", Conversion, Grace, Instrument)
/***********************************************/
void GraceL1b2SteeringMirror::run(Config &config, Parallel::CommunicatorPtr /*comm*/)
{
try
{
FileName fileNameOut;
std::vector<FileName> fileNameIn;
readConfig(config, "outputfileStarCamera", fileNameOut, Config::OPTIONAL, "", "");
readConfig(config, "inputfile", fileNameIn, Config::MUSTSET, "", "LSM1B");
if(isCreateSchema(config)) return;
// =============================================
logStatus<<"read input files"<<Log::endl;
StarCameraArc arc;
for(UInt idFile=0; idFile<fileNameIn.size(); idFile++)
{
logStatus<<"read file <"<<fileNameIn.at(idFile)<<">"<<Log::endl;
UInt numberOfRecords;
FileInGrace file(fileNameIn.at(idFile), numberOfRecords);
for(UInt idEpoch=0; idEpoch<numberOfRecords; idEpoch++)
{
Int32 seconds;
Double frac_seconds;
Char gracefo_ID;
Double pitch, yaw;
Byte qualflg;
try
{
file>>seconds>>frac_seconds>>gracefo_ID>>yaw>>pitch>>FileInGrace::flag(qualflg);
}
catch(std::exception &/*e*/)
{
// GRACE-FO number of records issue
logWarning<<arc.back().time.dateTimeStr()<<": file ended at "<<idEpoch<<" of "<<numberOfRecords<<" expected records"<<Log::endl;
break;
}
const Time time = mjd2time(51544.5) + seconds2time(seconds) + seconds2time(frac_seconds*1e-9);
if(arc.size() && (time <= arc.back().time))
logWarning<<"epoch("<<time.dateTimeStr()<<") <= last epoch("<<arc.back().time.dateTimeStr()<<")"<<Log::endl;
StarCameraEpoch epoch;
epoch.time = time;
epoch.rotary = rotaryZ(Angle(yaw*1e-6))*rotaryY(Angle(pitch*1e-6));
arc.push_back(epoch);
} // for(idEpoch)
} // for(idFile)
// =============================================
logStatus<<"sort epochs"<<Log::endl;
arc.sort();
logStatus<<"eliminate duplicates"<<Log::endl;
const UInt oldSize = arc.size();
arc.removeDuplicateEpochs(TRUE/*keepFirst*/);
if(arc.size() < oldSize)
logInfo<<" "<<oldSize-arc.size()<<" duplicates removed!"<<Log::endl;
Arc::printStatistics(arc);
if(arc.size() == 0)
return;
if(!fileNameOut.empty())
{
logInfo<<"write data to <"<<fileNameOut<<">"<<Log::endl;
InstrumentFile::write(fileNameOut, arc);
}
}
catch(std::exception &e)
{
GROOPS_RETHROW(e)
}
}
/***********************************************/
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