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105 lines
3.1 KiB
C++
105 lines
3.1 KiB
C++
/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: ./tests/Test_hmc_EODWFRatio.cc
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Copyright (C) 2015
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Author: Peter Boyle <paboyle@ph.ed.ac.uk>
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Author: paboyle <paboyle@ph.ed.ac.uk>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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See the full license in the file "LICENSE" in the top level distribution directory
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*************************************************************************************/
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/* END LEGAL */
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#include <Grid/Grid.h>
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using namespace std;
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using namespace Grid;
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using namespace Grid::QCD;
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namespace Grid {
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namespace QCD {
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class HmcRunner : public NerscHmcRunner {
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public:
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void BuildTheAction (int argc, char **argv)
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{
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typedef WilsonImplR ImplPolicy;
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typedef DomainWallFermionR FermionAction;
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typedef typename FermionAction::FermionField FermionField;
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const int Ls = 8;
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UGrid = SpaceTimeGrid::makeFourDimGrid(GridDefaultLatt(), GridDefaultSimd(Nd,vComplex::Nsimd()),GridDefaultMpi());
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UrbGrid = SpaceTimeGrid::makeFourDimRedBlackGrid(UGrid);
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FGrid = SpaceTimeGrid::makeFiveDimGrid(Ls,UGrid);
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FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(Ls,UGrid);
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// temporarily need a gauge field
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LatticeGaugeField U(UGrid);
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// Gauge action
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WilsonGaugeActionR Waction(5.6);
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Real mass=0.04;
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Real pv =1.0;
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RealD M5=1.5;
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FermionAction DenOp(U,*FGrid,*FrbGrid,*UGrid,*UrbGrid,mass,M5);
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FermionAction NumOp(U,*FGrid,*FrbGrid,*UGrid,*UrbGrid,pv,M5);
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ConjugateGradient<FermionField> CG(1.0e-8,10000);
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TwoFlavourEvenOddRatioPseudoFermionAction<ImplPolicy> Nf2(NumOp, DenOp,CG,CG);
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//Collect actions
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ActionLevel<LatticeGaugeField> Level1;
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Level1.push_back(&Nf2);
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Level1.push_back(&Waction);
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TheAction.push_back(Level1);
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NumOp.ZeroCounters();
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DenOp.ZeroCounters();
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Run(argc,argv);
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std::cout << GridLogMessage << "Numerator report, Pauli-Villars term : " << std::endl;
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NumOp.Report();
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std::cout << GridLogMessage << "Denominator report, Dw(m) term (includes CG) : " << std::endl;
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DenOp.Report();
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};
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};
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}}
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int main (int argc, char ** argv)
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{
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Grid_init(&argc,&argv);
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int threads = GridThread::GetThreads();
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std::cout<<GridLogMessage << "Grid is setup to use "<<threads<<" threads"<<std::endl;
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HmcRunner TheHMC;
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TheHMC.BuildTheAction(argc,argv);
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}
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