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/***********************************************/
/**
* @file kernelEvaluate.cpp
*
* @brief Compute kernel values for distant angles.
*
* @author Torsten Mayer-Guerr
* @date 2017-05-30
*/
/***********************************************/
// Latex documentation
#define DOCSTRING docstring
static const char *docstring = R"(
Compute \configClass{kernel}{kernelType} values for distant angles.
The main purpose is for visualization with \program{PlotGraph}.
)";
/***********************************************/
#include "programs/program.h"
#include "files/fileMatrix.h"
#include "classes/kernel/kernel.h"
/***** CLASS ***********************************/
/** @brief Compute kernel values for distant angles.
* @ingroup programsGroup */
class KernelEvaluate
{
public:
void run(Config &config, Parallel::CommunicatorPtr comm);
};
GROOPS_REGISTER_PROGRAM(KernelEvaluate, SINGLEPROCESS, "Compute kernel values for distant angles", Misc)
/***********************************************/
void KernelEvaluate::run(Config &config, Parallel::CommunicatorPtr /*comm*/)
{
try
{
FileName fileNameOut;
KernelPtr kernel;
Angle minv, maxv, sampling;
Double R, H;
readConfig(config, "outputfileMatrix", fileNameOut, Config::MUSTSET, "", "matrix with first column the angle [degree], second the kernel value");
readConfig(config, "kernel", kernel, Config::MUSTSET, "", "");
readConfig(config, "minAngle", minv, Config::DEFAULT, "-180", "[degree]");
readConfig(config, "maxAngle", maxv, Config::DEFAULT, "180", "[degree]");
readConfig(config, "sampling", sampling, Config::DEFAULT, "1", "[degree]");
readConfig(config, "height", H, Config::DEFAULT, "0", "evaluate at R+height [m]");
readConfig(config, "R", R, Config::DEFAULT, STRING_DEFAULT_R, "reference radius");
if(isCreateSchema(config)) return;
const UInt count = static_cast<UInt>((maxv-minv)/sampling+1);
Matrix A(count, 2);
Single::forEach(count, [&](UInt i)
{
const Double psi = std::min(Double(maxv), minv + i*Double(sampling));
A(i,0) = psi*RAD2DEG;
A(i,1) = kernel->kernel(Vector3d((R+H)*sin(psi), 0, (R+H)*cos(psi)), Vector3d(0, 0, R));
});
logStatus<<"writing output file <"<<fileNameOut<<">"<<Log::endl;
writeFileMatrix(fileNameOut, A);
}
catch(std::exception &e)
{
GROOPS_RETHROW(e)
}
}
/***********************************************/
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