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Merge branch 'feature/hadrons' of github.com:paboyle/Grid into feature/hadrons
This commit is contained in:
@ -7,6 +7,7 @@
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#include <Grid/Hadrons/Modules/MContraction/Gamma3pt.hpp>
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#include <Grid/Hadrons/Modules/MContraction/WardIdentity.hpp>
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#include <Grid/Hadrons/Modules/MContraction/WeakHamiltonianEye.hpp>
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#include <Grid/Hadrons/Modules/MFermion/FreeProp.hpp>
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#include <Grid/Hadrons/Modules/MFermion/GaugeProp.hpp>
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#include <Grid/Hadrons/Modules/MSource/SeqGamma.hpp>
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#include <Grid/Hadrons/Modules/MSource/Point.hpp>
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@ -45,8 +45,8 @@ BEGIN_HADRONS_NAMESPACE
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- q1: input propagator 1 (string)
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- q2: input propagator 2 (string)
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- gammas: gamma products to insert at sink & source, pairs of gamma matrices
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(space-separated strings) in angled brackets (i.e. <g_sink g_src>),
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in a sequence (e.g. "<Gamma5 Gamma5><Gamma5 GammaT>").
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(space-separated strings) in round brackets (i.e. (g_sink g_src)),
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in a sequence (e.g. "(Gamma5 Gamma5)(Gamma5 GammaT)").
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Special values: "all" - perform all possible contractions.
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- sink: module to compute the sink to use in contraction (string).
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36
extras/Hadrons/Modules/MFermion/FreeProp.cc
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36
extras/Hadrons/Modules/MFermion/FreeProp.cc
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@ -0,0 +1,36 @@
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/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: extras/Hadrons/Modules/MFermion/FreeProp.cc
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Copyright (C) 2015-2018
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Author: Antonin Portelli <antonin.portelli@me.com>
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Author: Vera Guelpers <V.M.Guelpers@soton.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/Hadrons/Modules/MFermion/FreeProp.hpp>
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using namespace Grid;
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using namespace Hadrons;
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using namespace MFermion;
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template class Grid::Hadrons::MFermion::TFreeProp<FIMPL>;
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189
extras/Hadrons/Modules/MFermion/FreeProp.hpp
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189
extras/Hadrons/Modules/MFermion/FreeProp.hpp
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@ -0,0 +1,189 @@
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/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: extras/Hadrons/Modules/MFermion/FreeProp.hpp
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Copyright (C) 2015-2018
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Author: Vera Guelpers <V.M.Guelpers@soton.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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#ifndef Hadrons_MFermion_FreeProp_hpp_
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#define Hadrons_MFermion_FreeProp_hpp_
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#include <Grid/Hadrons/Global.hpp>
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#include <Grid/Hadrons/Module.hpp>
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#include <Grid/Hadrons/ModuleFactory.hpp>
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#include <Grid/Hadrons/Modules/MFermion/GaugeProp.hpp>
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BEGIN_HADRONS_NAMESPACE
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/******************************************************************************
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* FreeProp *
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******************************************************************************/
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BEGIN_MODULE_NAMESPACE(MFermion)
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class FreePropPar: Serializable
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{
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public:
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GRID_SERIALIZABLE_CLASS_MEMBERS(FreePropPar,
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std::string, source,
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std::string, action,
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double, mass,
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std::string, twist);
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};
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template <typename FImpl>
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class TFreeProp: public Module<FreePropPar>
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{
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public:
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FGS_TYPE_ALIASES(FImpl,);
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public:
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// constructor
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TFreeProp(const std::string name);
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// destructor
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virtual ~TFreeProp(void) {};
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// dependency relation
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virtual std::vector<std::string> getInput(void);
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virtual std::vector<std::string> getOutput(void);
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protected:
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// setup
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virtual void setup(void);
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// execution
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virtual void execute(void);
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private:
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unsigned int Ls_;
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};
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MODULE_REGISTER_TMP(FreeProp, TFreeProp<FIMPL>, MFermion);
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/******************************************************************************
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* TFreeProp implementation *
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******************************************************************************/
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// constructor /////////////////////////////////////////////////////////////////
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template <typename FImpl>
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TFreeProp<FImpl>::TFreeProp(const std::string name)
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: Module<FreePropPar>(name)
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{}
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// dependencies/products ///////////////////////////////////////////////////////
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template <typename FImpl>
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std::vector<std::string> TFreeProp<FImpl>::getInput(void)
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{
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std::vector<std::string> in = {par().source, par().action};
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return in;
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}
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template <typename FImpl>
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std::vector<std::string> TFreeProp<FImpl>::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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// setup ///////////////////////////////////////////////////////////////////////
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template <typename FImpl>
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void TFreeProp<FImpl>::setup(void)
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{
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Ls_ = env().getObjectLs(par().action);
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envCreateLat(PropagatorField, getName());
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envTmpLat(FermionField, "source", Ls_);
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envTmpLat(FermionField, "sol", Ls_);
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envTmpLat(FermionField, "tmp");
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if (Ls_ > 1)
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{
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envCreateLat(PropagatorField, getName() + "_5d", Ls_);
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}
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}
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// execution ///////////////////////////////////////////////////////////////////
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template <typename FImpl>
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void TFreeProp<FImpl>::execute(void)
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{
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LOG(Message) << "Computing free fermion propagator '" << getName() << "'"
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<< std::endl;
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std::string propName = (Ls_ == 1) ? getName() : (getName() + "_5d");
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auto &prop = envGet(PropagatorField, propName);
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auto &fullSrc = envGet(PropagatorField, par().source);
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auto &mat = envGet(FMat, par().action);
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RealD mass = par().mass;
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envGetTmp(FermionField, source);
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envGetTmp(FermionField, sol);
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envGetTmp(FermionField, tmp);
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LOG(Message) << "Calculating a free Propagator with mass " << mass
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<< " using the action '" << par().action
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<< "' on source '" << par().source << "'" << std::endl;
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for (unsigned int s = 0; s < Ns; ++s)
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for (unsigned int c = 0; c < FImpl::Dimension; ++c)
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{
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LOG(Message) << "Calculation for spin= " << s << ", color= " << c
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<< std::endl;
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// source conversion for 4D sources
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if (!env().isObject5d(par().source))
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{
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if (Ls_ == 1)
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{
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PropToFerm<FImpl>(source, fullSrc, s, c);
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}
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else
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{
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PropToFerm<FImpl>(tmp, fullSrc, s, c);
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make_5D(tmp, source, Ls_);
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}
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}
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// source conversion for 5D sources
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else
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{
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if (Ls_ != env().getObjectLs(par().source))
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{
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HADRONS_ERROR(Size, "Ls mismatch between quark action and source");
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}
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else
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{
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PropToFerm<FImpl>(source, fullSrc, s, c);
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}
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}
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sol = zero;
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std::vector<Real> twist = strToVec<Real>(par().twist);
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if(twist.size() != Nd) HADRONS_ERROR(Size, "number of twist angles does not match number of dimensions");
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mat.FreePropagator(source,sol,mass,twist);
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FermToProp<FImpl>(prop, sol, s, c);
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// create 4D propagators from 5D one if necessary
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if (Ls_ > 1)
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{
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PropagatorField &p4d = envGet(PropagatorField, getName());
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make_4D(sol, tmp, Ls_);
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FermToProp<FImpl>(p4d, tmp, s, c);
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}
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}
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}
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END_MODULE_NAMESPACE
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END_HADRONS_NAMESPACE
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#endif // Hadrons_MFermion_FreeProp_hpp_
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@ -7,6 +7,7 @@ modules_cc =\
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Modules/MContraction/WardIdentity.cc \
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Modules/MContraction/DiscLoop.cc \
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Modules/MContraction/Gamma3pt.cc \
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Modules/MFermion/FreeProp.cc \
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Modules/MFermion/GaugeProp.cc \
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Modules/MSource/Point.cc \
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Modules/MSource/Wall.cc \
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@ -57,6 +58,7 @@ modules_hpp =\
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Modules/MContraction/Gamma3pt.hpp \
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Modules/MContraction/WardIdentity.hpp \
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Modules/MContraction/WeakHamiltonianEye.hpp \
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Modules/MFermion/FreeProp.hpp \
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Modules/MFermion/GaugeProp.hpp \
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Modules/MSource/SeqGamma.hpp \
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Modules/MSource/Point.hpp \
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