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

138 lines
4.7 KiB
C++

/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: extras/Hadrons/Modules/MAction/WilsonClover.hpp
Copyright (C) 2015-2018
Author: Antonin Portelli <antonin.portelli@me.com>
Author: Guido Cossu <guido.cossu@ed.ac.uk>
Author: pretidav <david.preti@csic.es>
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_WilsonClover_hpp_
#define Hadrons_MAction_WilsonClover_hpp_
#include <Grid/Hadrons/Global.hpp>
#include <Grid/Hadrons/Module.hpp>
#include <Grid/Hadrons/ModuleFactory.hpp>
BEGIN_HADRONS_NAMESPACE
/******************************************************************************
* Wilson clover quark action *
******************************************************************************/
BEGIN_MODULE_NAMESPACE(MAction)
class WilsonCloverPar: Serializable
{
public:
GRID_SERIALIZABLE_CLASS_MEMBERS(WilsonCloverPar,
std::string, gauge,
double , mass,
double , csw_r,
double , csw_t,
WilsonAnisotropyCoefficients ,clover_anisotropy,
std::string, boundary
);
};
template <typename FImpl>
class TWilsonClover: public Module<WilsonCloverPar>
{
public:
FG_TYPE_ALIASES(FImpl,);
public:
// constructor
TWilsonClover(const std::string name);
// destructor
virtual ~TWilsonClover(void) {};
// dependencies/products
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(WilsonClover, TWilsonClover<FIMPL>, MAction);
/******************************************************************************
* TWilsonClover template implementation *
******************************************************************************/
// constructor /////////////////////////////////////////////////////////////////
template <typename FImpl>
TWilsonClover<FImpl>::TWilsonClover(const std::string name)
: Module<WilsonCloverPar>(name)
{}
// dependencies/products ///////////////////////////////////////////////////////
template <typename FImpl>
std::vector<std::string> TWilsonClover<FImpl>::getInput(void)
{
std::vector<std::string> in = {par().gauge};
return in;
}
template <typename FImpl>
std::vector<std::string> TWilsonClover<FImpl>::getOutput(void)
{
std::vector<std::string> out = {getName()};
return out;
}
// setup ///////////////////////////////////////////////////////////////////////
template <typename FImpl>
void TWilsonClover<FImpl>::setup(void)
{
LOG(Message) << "Setting up Wilson clover fermion matrix with m= " << par().mass
<< " using gauge field '" << par().gauge << "'" << std::endl;
LOG(Message) << "Fermion boundary conditions: " << par().boundary
<< std::endl;
LOG(Message) << "Clover term csw_r: " << par().csw_r
<< " csw_t: " << par().csw_t
<< 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 WilsonCloverFermion<FImpl>::ImplParams implParams(boundary);
envCreateDerived(FMat, WilsonCloverFermion<FImpl>, getName(), 1, U, grid, gridRb, par().mass,
par().csw_r,
par().csw_t,
par().clover_anisotropy,
implParams);
}
// execution ///////////////////////////////////////////////////////////////////
template <typename FImpl>
void TWilsonClover<FImpl>::execute()
{}
END_MODULE_NAMESPACE
END_HADRONS_NAMESPACE
#endif // Hadrons_WilsonClover_hpp_