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

129 lines
4.2 KiB
C++

/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: extras/Hadrons/Modules/MAction/Wilson.hpp
Copyright (C) 2015-2018
Author: Antonin Portelli <antonin.portelli@me.com>
Author: Lanny91 <andrew.lawson@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
See the full license in the file "LICENSE" in the top level distribution directory
*************************************************************************************/
/* END LEGAL */
#ifndef Hadrons_MAction_Wilson_hpp_
#define Hadrons_MAction_Wilson_hpp_
#include <Grid/Hadrons/Global.hpp>
#include <Grid/Hadrons/Module.hpp>
#include <Grid/Hadrons/ModuleFactory.hpp>
BEGIN_HADRONS_NAMESPACE
/******************************************************************************
* TWilson quark action *
******************************************************************************/
BEGIN_MODULE_NAMESPACE(MAction)
class WilsonPar: Serializable
{
public:
GRID_SERIALIZABLE_CLASS_MEMBERS(WilsonPar,
std::string, gauge,
double , mass,
std::string, boundary);
};
template <typename FImpl>
class TWilson: public Module<WilsonPar>
{
public:
FG_TYPE_ALIASES(FImpl,);
public:
// constructor
TWilson(const std::string name);
// destructor
virtual ~TWilson(void) {};
// dependencies/products
virtual std::vector<std::string> getInput(void);
virtual std::vector<std::string> getOutput(void);
protected:
// setup
virtual void setup(void);
// execution
virtual void execute(void);
};
MODULE_REGISTER_TMP(Wilson, TWilson<FIMPL>, MAction);
/******************************************************************************
* TWilson template implementation *
******************************************************************************/
// constructor /////////////////////////////////////////////////////////////////
template <typename FImpl>
TWilson<FImpl>::TWilson(const std::string name)
: Module<WilsonPar>(name)
{}
// dependencies/products ///////////////////////////////////////////////////////
template <typename FImpl>
std::vector<std::string> TWilson<FImpl>::getInput(void)
{
std::vector<std::string> in = {par().gauge};
return in;
}
template <typename FImpl>
std::vector<std::string> TWilson<FImpl>::getOutput(void)
{
std::vector<std::string> out = {getName()};
return out;
}
// setup ///////////////////////////////////////////////////////////////////////
template <typename FImpl>
void TWilson<FImpl>::setup(void)
{
LOG(Message) << "Setting up Wilson fermion matrix with m= " << par().mass
<< " using gauge field '" << par().gauge << "'" << std::endl;
LOG(Message) << "Fermion boundary conditions: " << par().boundary
<< std::endl;
auto &U = envGet(LatticeGaugeField, par().gauge);
auto &grid = *env().getGrid();
auto &gridRb = *env().getRbGrid();
std::vector<Complex> boundary = strToVec<Complex>(par().boundary);
typename WilsonFermion<FImpl>::ImplParams implParams(boundary);
envCreateDerived(FMat, WilsonFermion<FImpl>, getName(), 1, U, grid, gridRb,
par().mass, implParams);
}
// execution ///////////////////////////////////////////////////////////////////
template <typename FImpl>
void TWilson<FImpl>::execute()
{}
END_MODULE_NAMESPACE
END_HADRONS_NAMESPACE
#endif // Hadrons_Wilson_hpp_