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/***********************************************/
/**
* @file swarm2Starcamera.cpp
*
* @brief read SWARM attitude data.
*
* @author Norbert Zehentner
* @date 2014-05-23
*
*/
/***********************************************/
// Latex documentation
#define DOCSTRING docstring
static const char *docstring = R"(
This program reads SWARM star camera data given in the cdf format
and before converted to an ascii file using the program \verb|cdfexport|
provided by the Goddard Space Flight Center (\url{http://cdf.gsfc.nasa.gov/}).
)";
/***********************************************/
#include "programs/program.h"
#include "base/string.h"
#include "files/fileInstrument.h"
#include "classes/earthRotation/earthRotation.h"
/***** CLASS ***********************************/
/** @brief read SWARM star camera data.
* @ingroup programsConversionGroup */
class Swarm2Starcamera
{
public:
void run(Config &config, Parallel::CommunicatorPtr comm);
};
GROOPS_REGISTER_PROGRAM(Swarm2Starcamera, SINGLEPROCESS, "read SWARM star camera data", Conversion, Instrument)
/***********************************************/
void Swarm2Starcamera::run(Config &config, Parallel::CommunicatorPtr /*comm*/)
{
try
{
FileName fileNameSca;
std::vector<FileName> fileNamesIn;
EarthRotationPtr earthRotation;
readConfig(config, "outputfileStarCamera", fileNameSca, Config::MUSTSET, "", "");
readConfig(config, "earthRotation", earthRotation, Config::MUSTSET, "", "");
readConfig(config, "inputfile", fileNamesIn, Config::MUSTSET, "", "");
if(isCreateSchema(config)) return;
logStatus<<"read input files"<<Log::endl;
StarCameraArc arcSca;
for(const auto &fileName : fileNamesIn)
{
try
{
logStatus<<"read file <"<<fileName<<">"<<Log::endl;
InFile file(fileName);
file.exceptions(std::ios::badbit|std::ios::failbit);
// find begin of data
for(;;)
{
std::string line;
std::getline(file, line);
if(line.find("Timestamp") != std::string::npos)
break;
}
// read data
for(;;)
{
std::string line;
try
{
std::getline(file, line);
if(line.empty())
continue;
}
catch(std::exception &/*e*/)
{
break;
}
const std::vector<std::string> monthStr = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov","Dec"};
UInt day = String::toInt(line.substr(0, 2));
UInt month = std::distance(monthStr.begin(), std::find(monthStr.begin(), monthStr.end(), line.substr(3,3))) + 1;
UInt year = String::toInt(line.substr(7, 4));
UInt hour = String::toInt(line.substr(12, 2));
UInt minute = String::toInt(line.substr(15, 2));
Double seconds = String::toDouble(line.substr(18, 6));
Vector q(4);
q(1) = String::toDouble(line.substr(25, 12));
std::getline(file, line);
q(2) = String::toDouble(line.substr(25, 12));
std::getline(file, line);
q(3) = String::toDouble(line.substr(25, 12));
std::getline(file, line);
q(0) = String::toDouble(line.substr(25, 12));
if(std::fabs(norm(q)-1) > 1e-5)
{
logWarning<<"strange norm = "<<norm(q)<<Log::endl;
continue;
}
StarCameraEpoch epoch;
epoch.time = timeUTC2GPS(date2time(year, month, day, hour, minute, seconds));
epoch.rotary = inverse(Rotary3d(q) * earthRotation->rotaryMatrix(epoch.time));
arcSca.push_back(epoch);
}
}
catch(std::exception &e)
{
logError<<e.what()<<": continue..."<<Log::endl;
}
} // for(idFile)
// write data
// ----------
logStatus<<"write star camera data to file <"<<fileNameSca<<">"<<Log::endl;
InstrumentFile::write(fileNameSca, arcSca);
Arc::printStatistics(arcSca);
}
catch(std::exception &e)
{
GROOPS_RETHROW(e)
}
}
/***********************************************/
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