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94 lines
3.0 KiB
C++
94 lines
3.0 KiB
C++
/*******************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: programs/Hadrons/MQuark.cc
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Copyright (C) 2015
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Author: Antonin Portelli <antonin.portelli@me.com>
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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
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directory.
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*******************************************************************************/
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#include <Hadrons/MQuark.hpp>
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using namespace Grid;
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using namespace Hadrons;
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/******************************************************************************
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* MQuark implementation *
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******************************************************************************/
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// constructor /////////////////////////////////////////////////////////////////
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MQuark::MQuark(const std::string &name)
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: Module(name)
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{}
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// parse parameters
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void MQuark::parseParameters(XmlReader &reader, const std::string &name)
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{
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read(reader, name, par_);
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}
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// dependency relation
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std::vector<std::string> MQuark::getInput(void)
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{
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return std::vector<std::string>();
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}
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std::vector<std::string> MQuark::getOutput(void)
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{
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std::vector<std::string> out = {getName(), getName() + "_5d"};
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return out;
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}
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// allocation //////////////////////////////////////////////////////////////////
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void MQuark::allocate(Environment &env)
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{
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env.addProp(getName());
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quark_ = env.getProp(getName());
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if (par_.Ls > 1)
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{
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env.addProp(getName() + "_5d", par_.Ls);
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quark5d_ = env.getProp(getName() + "_5d");
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}
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}
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// execution
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void MQuark::execute(Environment &env)
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{
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LOG(Message) << "computing quark propagator '" << getName() << "'"
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<< std::endl;
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GridCartesian *g4d = env.get4dGrid(),
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*g5d = env.get5dGrid(par_.Ls);
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GridRedBlackCartesian *gRb4d = env.getRb4dGrid(),
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*gRb5d = env.getRb5dGrid(par_.Ls);
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LatticeGaugeField &Umu = *env.getGauge();
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LatticeFermion src(g5d); src=zero;
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LatticeFermion result(g5d); result=zero;
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RealD mass=0.1;
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RealD M5=1.8;
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DomainWallFermionR Ddwf(Umu, *g5d, *gRb5d, *g4d, *gRb4d, mass, M5);
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ConjugateGradient<LatticeFermion> CG(1.0e-8,10000);
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SchurRedBlackDiagMooeeSolve<LatticeFermion> SchurSolver(CG);
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SchurSolver(Ddwf,src,result);
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}
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