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Grid/extras/Hadrons/Modules/MAction/MobiusDWF.hpp

110 lines
3.6 KiB
C++

#ifndef Hadrons_MAction_MobiusDWF_hpp_
#define Hadrons_MAction_MobiusDWF_hpp_
#include <Grid/Hadrons/Global.hpp>
#include <Grid/Hadrons/Module.hpp>
#include <Grid/Hadrons/ModuleFactory.hpp>
BEGIN_HADRONS_NAMESPACE
/******************************************************************************
* Mobius domain-wall fermion action *
******************************************************************************/
BEGIN_MODULE_NAMESPACE(MAction)
class MobiusDWFPar: Serializable
{
public:
GRID_SERIALIZABLE_CLASS_MEMBERS(MobiusDWFPar,
std::string , gauge,
unsigned int, Ls,
double , mass,
double , M5,
double , b,
double , c,
std::string , boundary);
};
template <typename FImpl>
class TMobiusDWF: public Module<MobiusDWFPar>
{
public:
FG_TYPE_ALIASES(FImpl,);
public:
// constructor
TMobiusDWF(const std::string name);
// destructor
virtual ~TMobiusDWF(void) {};
// dependency relation
virtual std::vector<std::string> getInput(void);
virtual std::vector<std::string> getOutput(void);
// setup
virtual void setup(void);
// execution
virtual void execute(void);
};
MODULE_REGISTER_TMP(MobiusDWF, TMobiusDWF<FIMPL>, MAction);
/******************************************************************************
* TMobiusDWF implementation *
******************************************************************************/
// constructor /////////////////////////////////////////////////////////////////
template <typename FImpl>
TMobiusDWF<FImpl>::TMobiusDWF(const std::string name)
: Module<MobiusDWFPar>(name)
{}
// dependencies/products ///////////////////////////////////////////////////////
template <typename FImpl>
std::vector<std::string> TMobiusDWF<FImpl>::getInput(void)
{
std::vector<std::string> in = {par().gauge};
return in;
}
template <typename FImpl>
std::vector<std::string> TMobiusDWF<FImpl>::getOutput(void)
{
std::vector<std::string> out = {getName()};
return out;
}
// setup ///////////////////////////////////////////////////////////////////////
template <typename FImpl>
void TMobiusDWF<FImpl>::setup(void)
{
LOG(Message) << "Setting up Mobius domain wall fermion matrix with m= "
<< par().mass << ", M5= " << par().M5 << ", Ls= " << par().Ls
<< ", b= " << par().b << ", c= " << par().c
<< " using gauge field '" << par().gauge << "'"
<< std::endl;
LOG(Message) << "Fermion boundary conditions: " << par().boundary
<< std::endl;
env().createGrid(par().Ls);
auto &U = envGet(LatticeGaugeField, par().gauge);
auto &g4 = *env().getGrid();
auto &grb4 = *env().getRbGrid();
auto &g5 = *env().getGrid(par().Ls);
auto &grb5 = *env().getRbGrid(par().Ls);
std::vector<Complex> boundary = strToVec<Complex>(par().boundary);
typename MobiusFermion<FImpl>::ImplParams implParams(boundary);
envCreateDerived(FMat, MobiusFermion<FImpl>, getName(), par().Ls, U, g5,
grb5, g4, grb4, par().mass, par().M5, par().b, par().c,
implParams);
}
// execution ///////////////////////////////////////////////////////////////////
template <typename FImpl>
void TMobiusDWF<FImpl>::execute(void)
{}
END_MODULE_NAMESPACE
END_HADRONS_NAMESPACE
#endif // Hadrons_MAction_MobiusDWF_hpp_