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/***********************************************/
/**
* @file normalsSphericalHarmonics2Sinex.cpp
*
* @brief Write potential coefficients and normal equations to SINEX format.
*
* @author Saniya Behzadpour
* @author Sebastian Strasser
* @date 2015-03-17
*
*/
/***********************************************/
// Latex documentation
#define DOCSTRING docstring
static const char *docstring = R"(
Write potential coefficients and \file{normal equations}{normalEquation} to
\href{http://www.iers.org/IERS/EN/Organization/AnalysisCoordinator/SinexFormat/sinex.html}{SINEX format}.
See also \program{Sinex2Normals} and \program{GnssNormals2Sinex}.
)";
/***********************************************/
#include "programs/program.h"
#include "inputOutput/fileSinex.h"
#include "files/fileMatrix.h"
#include "files/fileNormalEquation.h"
/***** CLASS ***********************************/
/** @brief Write potential coefficients and normal equations to SINEX format.
* @ingroup programsConversionGroup */
class NormalsSphericalHarmonics2Sinex
{
public:
void run(Config &config, Parallel::CommunicatorPtr comm);
};
GROOPS_REGISTER_PROGRAM(NormalsSphericalHarmonics2Sinex, SINGLEPROCESS, "Write potential coefficients and normal equations to SINEX format.", Conversion, NormalEquation)
/***********************************************/
void NormalsSphericalHarmonics2Sinex::run(Config &config, Parallel::CommunicatorPtr /*comm*/)
{
try
{
FileName fileNameSinex;
FileName fileNameNormals;
FileName fileNameSolution, fileNameSigmax, fileNameApriori, fileNameAprMat;
Time time0;
Sinex sinex;
readConfig(config, "outputfileSinex", fileNameSinex, Config::MUSTSET, "", "solutions in SINEX format");
readConfig(config, "inputfileNormals", fileNameNormals, Config::MUSTSET, "", "normal equation matrix");
readConfig(config, "inputfileSolution", fileNameSolution, Config::OPTIONAL, "", "parameter vector");
readConfig(config, "inputfileSigmax", fileNameSigmax, Config::OPTIONAL, "", "standard deviations of the parameters (sqrt of the diagonal of the inverse normal equation)");
readConfig(config, "inputfileApriori", fileNameApriori, Config::MUSTSET, "", "apriori parameter vector");
readConfig(config, "inputfileAprioriMatrix", fileNameAprMat, Config::OPTIONAL, "", "normal equation matrix of applied constraints");
readConfig(config, "time", time0, Config::MUSTSET, "", "reference time for parameters");
readConfig(config, "sinexHeader", sinex, Config::MUSTSET, "", "");
if(isCreateSchema(config)) return;
// ==================================================
// read data from files
// --------------------
Matrix x;
if(!fileNameSolution.empty())
{
logStatus<<"reading solution from <"<<fileNameSolution<<">"<<Log::endl;
readFileMatrix(fileNameSolution, x);
}
Matrix sigmax;
if(!fileNameSigmax.empty())
{
logStatus<<"reading standard deviations from <"<<fileNameSigmax<<">"<<Log::endl;
readFileMatrix(fileNameSigmax, sigmax);
}
Matrix x0;
if(!fileNameApriori.empty())
{
logStatus<<"reading apriori solution from <"<<fileNameApriori<<">"<<Log::endl;
readFileMatrix(fileNameApriori, x0);
}
Matrix N, n;
NormalEquationInfo info;
logStatus<<"reading normal equation matrix from <"<<fileNameNormals<<">"<<Log::endl;
readFileNormalEquation(fileNameNormals, info, N, n);
fillSymmetric(N);
UInt countParameter = N.rows();
Matrix dN;
std::vector<Bool> parameterIsConstrained(countParameter, FALSE);
if(!fileNameAprMat.empty())
{
logStatus<<"reading normal equation matrix of applied constraints <"<<fileNameAprMat<<">"<<Log::endl;
Vector n;
NormalEquationInfo info;
readFileNormalEquation(fileNameAprMat, info, dN, n);
fillSymmetric(dN);
if(dN.rows() != parameterIsConstrained.size())
throw(Exception("Parameter count in constraint matrix and normal equation matrix differs ("+dN.rows()%"%i"s+" vs. "+N.rows()%"%i"s+" )."));
for(UInt i=0; i<dN.rows(); i++)
parameterIsConstrained.at(i) = (dN(i, i) != 0.0);
}
// ==================================================
auto writeVector = [&](SinexBlockPtr block, const Vector x, const Vector sigma=Vector())
{
for(UInt i=0; i<x.size(); i++)
{
if(info.parameterName.at(i).type.substr(0,18) != "sphericalHarmonics")
throw(Exception("non spherical harmonics parameter: " + info.parameterName.at(i).str()));
const UInt idxDegree = info.parameterName.at(i).type.find_first_of('_')+1;
const UInt idxOrder = info.parameterName.at(i).type.find_last_of('_')+1;
const std::string degree = std::atoi(info.parameterName.at(i).type.substr(idxDegree,idxOrder-idxDegree-1).c_str())%"%4i"s; // degree
const std::string order = std::atoi(info.parameterName.at(i).type.substr(idxOrder).c_str())%"%4i"s; // order
*block<<(i+1)%" %5i "s<<((info.parameterName.at(i).type[idxDegree-2]=='c') ? "CN" : "SN")<<" ";
*block<<degree<<" -- "<<order<<" "<<Sinex::time2str(time0)<<" ---- "<<(parameterIsConstrained.at(i) ? "1" : "2")<<x(i)%" %21.14e"s;
if(sigma.size())
*block<<sigma(i)%" %11.4e"s;
*block<<std::endl;
}
};
auto writeMatrix = [&](SinexBlockPtr block, const Matrix &N)
{
for(UInt i=0; i<N.rows(); i++)
for(UInt k=i; k<N.rows(); k++)
if(N(i,k))
{
*block<<(i+1)%" %5i"s<<(k+1)%" %5i"s<<N(i, k)%" %21.14e"s;
for(UInt l=1; (l<3) && (k+1<N.rows()) && N(i,k+1); l++, k++)
*block<<N(i, k+1)%" %21.14e"s;
*block<<std::endl;
}
};
// ==================================================
// add data to SINEX
// -----------------
{
SinexBlockPtr block = sinex.addBlock("SOLUTION/STATISTICS");
*block<<"*____STATISTICAL_PARAMETER_____ _______VALUE(S)_______"<<std::endl;
*block<<" NUMBER OF OBSERVATIONS "<<info.observationCount%"%22i"s<<std::endl;
*block<<" NUMBER OF UNKNOWNS "<<countParameter%"%22i"s<<std::endl;
*block<<" NUMBER OF DEGREES OF FREEDOM "<<(info.observationCount-countParameter)%"%22i"s<<std::endl;
*block<<" WEIGHTED SQUARE SUM OF O-C "<<info.lPl(0)%"%22.15e"s<<std::endl;
}
if(x.size())
{
SinexBlockPtr block = sinex.addBlock("SOLUTION/ESTIMATE");
*block<<"*INDEX _TYPE_ CODE PT SOLN _REF_EPOCH__ UNIT S ___ESTIMATED_VALUE___ __STD_DEV__"<<std::endl;
writeVector(block, x, sigmax);
}
if(x0.size())
{
SinexBlockPtr block = sinex.addBlock("SOLUTION/APRIORI");
*block<<"*INDEX _TYPE_ CODE PT SOLN _REF_EPOCH__ UNIT S ____APRIORI_VALUE____ __STD_DEV__"<<std::endl;
writeVector(block, x0, Vector(x0.size()));
}
if(n.size())
{
SinexBlockPtr block = sinex.addBlock("SOLUTION/NORMAL_EQUATION_VECTOR");
*block<<"*INDEX _TYPE_ CODE PT SOLN _REF_EPOCH__ UNIT S ___RIGHT_HAND_SIDE___"<<std::endl;
writeVector(block, n);
}
if(N.size())
{
SinexBlockPtr block = sinex.addBlock("SOLUTION/NORMAL_EQUATION_MATRIX U");
*block<<"*PARA1 PARA2 _______PARA2+0_______ _______PARA2+1_______ _______PARA2+2_______"<<std::endl;
writeMatrix(block, N);
}
if(dN.size())
{
SinexBlockPtr block = sinex.addBlock("SOLUTION/MATRIX_APRIORI U INFO");
*block<<"*PARA1 PARA2 _______PARA2+0_______ _______PARA2+1_______ _______PARA2+2_______"<<std::endl;
writeMatrix(block, dN);
}
logStatus<<"write SINEX file <"<<fileNameSinex<<">"<<Log::endl;
if(sinex.header.size() > 65)
sinex.header.replace(60, 5, countParameter%"%05i"s);
writeFileSinex(fileNameSinex, sinex);
}
catch(std::exception &e)
{
GROOPS_RETHROW(e)
}
}
/***********************************************/
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