mirror of
https://github.com/paboyle/Grid.git
synced 2024-11-14 01:35:36 +00:00
114 lines
3.8 KiB
C++
114 lines
3.8 KiB
C++
/*************************************************************************************
|
|
|
|
Grid physics library, www.github.com/paboyle/Grid
|
|
|
|
Source file: ./tests/Test_hmc_WilsonAdjointFermionGauge.cc
|
|
|
|
Copyright (C) 2015
|
|
|
|
Author: Peter Boyle <pabobyle@ph.ed.ac.uk>
|
|
Author: Peter Boyle <paboyle@ph.ed.ac.uk>
|
|
Author: neo <cossu@post.kek.jp>
|
|
Author: paboyle <paboyle@ph.ed.ac.uk>
|
|
|
|
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 */
|
|
#include "Grid/Grid.h"
|
|
|
|
using namespace std;
|
|
using namespace Grid;
|
|
using namespace Grid::QCD;
|
|
|
|
namespace Grid {
|
|
namespace QCD {
|
|
|
|
// Here change the allowed (higher) representations
|
|
typedef Representations< FundamentalRepresentation, AdjointRepresentation , TwoIndexSymmetricRepresentation> TheRepresentations;
|
|
|
|
class HmcRunner : public NerscHmcRunnerHirep< TheRepresentations > {
|
|
public:
|
|
void BuildTheAction(int argc, char **argv)
|
|
|
|
{
|
|
typedef WilsonAdjImplR AdjImplPolicy; // gauge field implemetation for the pseudofermions
|
|
typedef WilsonAdjFermionR AdjFermionAction; // type of lattice fermions (Wilson, DW, ...)
|
|
typedef WilsonTwoIndexSymmetricImplR SymmImplPolicy;
|
|
typedef WilsonTwoIndexSymmetricFermionR SymmFermionAction;
|
|
|
|
|
|
typedef typename AdjFermionAction::FermionField AdjFermionField;
|
|
typedef typename SymmFermionAction::FermionField SymmFermionField;
|
|
|
|
UGrid = SpaceTimeGrid::makeFourDimGrid(
|
|
GridDefaultLatt(), GridDefaultSimd(Nd, vComplex::Nsimd()),
|
|
GridDefaultMpi());
|
|
UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
|
|
|
|
FGrid = UGrid;
|
|
FrbGrid = UrbGrid;
|
|
|
|
// temporarily need a gauge field
|
|
//LatticeGaugeField U(UGrid);
|
|
AdjointRepresentation::LatticeField UA(UGrid);
|
|
TwoIndexSymmetricRepresentation::LatticeField US(UGrid);
|
|
|
|
// Gauge action
|
|
WilsonGaugeActionR Waction(5.6);
|
|
|
|
Real adjoint_mass = -0.1;
|
|
Real symm_mass = -0.5;
|
|
AdjFermionAction AdjFermOp(UA, *FGrid, *FrbGrid, adjoint_mass);
|
|
SymmFermionAction SymmFermOp(US, *FGrid, *FrbGrid, symm_mass);
|
|
|
|
ConjugateGradient<AdjFermionField> CG_adj(1.0e-8, 10000, false);
|
|
ConjugateGradient<SymmFermionField> CG_symm(1.0e-8, 10000, false);
|
|
|
|
// Pass two solvers: one for the force computation and one for the action
|
|
TwoFlavourPseudoFermionAction<AdjImplPolicy> Nf2_Adj(AdjFermOp, CG_adj, CG_adj);
|
|
TwoFlavourPseudoFermionAction<SymmImplPolicy> Nf2_Symm(SymmFermOp, CG_symm, CG_symm);
|
|
|
|
// Collect actions
|
|
ActionLevel<LatticeGaugeField, TheRepresentations > Level1(1);
|
|
Level1.push_back(&Nf2_Adj);
|
|
Level1.push_back(&Nf2_Symm);
|
|
|
|
ActionLevel<LatticeGaugeField, TheRepresentations > Level2(4);
|
|
Level2.push_back(&Waction);
|
|
|
|
TheAction.push_back(Level1);
|
|
TheAction.push_back(Level2);
|
|
|
|
Run(argc, argv);
|
|
};
|
|
};
|
|
}
|
|
}
|
|
|
|
int main(int argc, char **argv) {
|
|
Grid_init(&argc, &argv);
|
|
|
|
int threads = GridThread::GetThreads();
|
|
std::cout << GridLogMessage << "Grid is setup to use " << threads
|
|
<< " threads" << std::endl;
|
|
|
|
HmcRunner TheHMC;
|
|
|
|
TheHMC.BuildTheAction(argc, argv);
|
|
}
|