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FreeProp module for Hadrons
This commit is contained in:
Vera Guelpers
@@ -37,6 +37,7 @@ See the full license in the file "LICENSE" in the top level distribution directo
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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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36
extras/Hadrons/Modules/MFermion/FreeProp.cc
Normal file
36
extras/Hadrons/Modules/MFermion/FreeProp.cc
Normal file
@@ -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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||||
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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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||||
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||||
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.,
|
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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
Normal file
189
extras/Hadrons/Modules/MFermion/FreeProp.hpp
Normal file
@@ -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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@@ -54,6 +55,7 @@ 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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245
tests/hadrons/Test_free_prop.cc
Normal file
245
tests/hadrons/Test_free_prop.cc
Normal file
@@ -0,0 +1,245 @@
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/*******************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: tests/hadrons/Test_free_prop.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
|
||||
(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
|
||||
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.
|
||||
|
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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 <Grid/Hadrons/Application.hpp>
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#include <Grid/Hadrons/Modules.hpp>
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using namespace Grid;
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using namespace Hadrons;
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int main(int argc, char *argv[])
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{
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// initialization //////////////////////////////////////////////////////////
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Grid_init(&argc, &argv);
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HadronsLogError.Active(GridLogError.isActive());
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HadronsLogWarning.Active(GridLogWarning.isActive());
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HadronsLogMessage.Active(GridLogMessage.isActive());
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HadronsLogIterative.Active(GridLogIterative.isActive());
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HadronsLogDebug.Active(GridLogDebug.isActive());
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LOG(Message) << "Grid initialized" << std::endl;
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// run setup ///////////////////////////////////////////////////////////////
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Application application;
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std::vector<std::string> flavour = {"h"}; //{"l", "s", "c1", "c2", "c3"};
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std::vector<double> mass = {.2}; //{.01, .04, .2 , .25 , .3 };
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std::vector<std::string> lepton_flavour = {"mu"};
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std::vector<double> lepton_mass = {.2};
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unsigned int nt = GridDefaultLatt()[Tp];
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// global parameters
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Application::GlobalPar globalPar;
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globalPar.trajCounter.start = 1500;
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globalPar.trajCounter.end = 1520;
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globalPar.trajCounter.step = 20;
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globalPar.seed = "1 2 3 4";
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application.setPar(globalPar);
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// gauge field
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application.createModule<MGauge::Unit>("gauge");
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// unit gauge field for lepton
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application.createModule<MGauge::Unit>("free_gauge");
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// pt source
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MSource::Point::Par ptPar;
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ptPar.position = "0 0 0 0";
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application.createModule<MSource::Point>("pt", ptPar);
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// sink
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MSink::Point::Par sinkPar;
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sinkPar.mom = "0 0 0";
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application.createModule<MSink::ScalarPoint>("sink", sinkPar);
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// set fermion boundary conditions to be periodic space, antiperiodic time.
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std::string boundary = "1 1 1 -1";
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//Propagators from FFT and Feynman rules
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for (unsigned int i = 0; i < lepton_mass.size(); ++i)
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{
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//DWF actions
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MAction::DWF::Par actionPar_lep;
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actionPar_lep.gauge = "free_gauge";
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actionPar_lep.Ls = 8;
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actionPar_lep.M5 = 1.8;
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actionPar_lep.mass = lepton_mass[i];
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actionPar_lep.boundary = boundary;
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application.createModule<MAction::DWF>("free_DWF_" + lepton_flavour[i], actionPar_lep);
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//DWF free propagators
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MFermion::FreeProp::Par freePar;
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freePar.source = "pt";
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freePar.action = "free_DWF_" + lepton_flavour[i];
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freePar.twist = "0 0 0 0.5";
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freePar.mass = lepton_mass[i];
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application.createModule<MFermion::FreeProp>("Lpt_" + lepton_flavour[i],
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freePar);
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//Wilson actions
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MAction::Wilson::Par actionPar_lep_W;
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actionPar_lep_W.gauge = "free_gauge";
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actionPar_lep_W.mass = lepton_mass[i];
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actionPar_lep_W.boundary = boundary;
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application.createModule<MAction::Wilson>("free_W_" + lepton_flavour[i], actionPar_lep_W);
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//Wilson free propagators
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MFermion::FreeProp::Par freePar_W;
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freePar_W.source = "pt";
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freePar_W.action = "free_W_" + lepton_flavour[i];
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freePar_W.twist = "0 0 0 0.5";
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freePar_W.mass = lepton_mass[i];
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application.createModule<MFermion::FreeProp>("W_Lpt_" + lepton_flavour[i],
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freePar_W);
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}
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//Propagators from inversion
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for (unsigned int i = 0; i < flavour.size(); ++i)
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{
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//DWF actions
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MAction::DWF::Par actionPar;
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actionPar.gauge = "gauge";
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actionPar.Ls = 8;
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actionPar.M5 = 1.8;
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actionPar.mass = mass[i];
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actionPar.boundary = boundary;
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application.createModule<MAction::DWF>("DWF_" + flavour[i], actionPar);
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// solvers
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MSolver::RBPrecCG::Par solverPar;
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solverPar.action = "DWF_" + flavour[i];
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solverPar.residual = 1.0e-8;
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solverPar.maxIteration = 10000;
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application.createModule<MSolver::RBPrecCG>("CG_" + flavour[i],
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solverPar);
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//DWF propagators
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MFermion::GaugeProp::Par quarkPar;
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quarkPar.solver = "CG_" + flavour[i];
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quarkPar.source = "pt";
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application.createModule<MFermion::GaugeProp>("Qpt_" + flavour[i],
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quarkPar);
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//Wilson actions
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MAction::Wilson::Par actionPar_W;
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actionPar_W.gauge = "gauge";
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actionPar_W.mass = mass[i];
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actionPar_W.boundary = boundary;
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application.createModule<MAction::Wilson>("W_" + flavour[i], actionPar_W);
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// solvers
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MSolver::RBPrecCG::Par solverPar_W;
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solverPar_W.action = "W_" + flavour[i];
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solverPar_W.residual = 1.0e-8;
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solverPar_W.maxIteration = 10000;
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application.createModule<MSolver::RBPrecCG>("W_CG_" + flavour[i],
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solverPar_W);
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//Wilson propagators
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MFermion::GaugeProp::Par quarkPar_W;
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quarkPar_W.solver = "W_CG_" + flavour[i];
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quarkPar_W.source = "pt";
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application.createModule<MFermion::GaugeProp>("W_Qpt_" + flavour[i],
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quarkPar_W);
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}
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//2pt contraction for Propagators from FFT and Feynman rules
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for (unsigned int i = 0; i < lepton_flavour.size(); ++i)
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for (unsigned int j = i; j < lepton_flavour.size(); ++j)
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{
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//2pt function contraction DWF
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MContraction::Meson::Par freemesPar;
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freemesPar.output = "2pt_free/DWF_L_pt_" + lepton_flavour[i] + lepton_flavour[j];
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freemesPar.q1 = "Lpt_" + lepton_flavour[i];
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freemesPar.q2 = "Lpt_" + lepton_flavour[j];
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freemesPar.gammas = "(Gamma5 Gamma5)";
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freemesPar.sink = "sink";
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application.createModule<MContraction::Meson>("meson_L_pt_"
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+ lepton_flavour[i] + lepton_flavour[j],
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freemesPar);
|
||||
|
||||
//2pt function contraction Wilson
|
||||
MContraction::Meson::Par freemesPar_W;
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freemesPar_W.output = "2pt_free/W_L_pt_" + lepton_flavour[i] + lepton_flavour[j];
|
||||
freemesPar_W.q1 = "W_Lpt_" + lepton_flavour[i];
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||||
freemesPar_W.q2 = "W_Lpt_" + lepton_flavour[j];
|
||||
freemesPar_W.gammas = "(Gamma5 Gamma5)";
|
||||
freemesPar_W.sink = "sink";
|
||||
application.createModule<MContraction::Meson>("W_meson_L_pt_"
|
||||
+ lepton_flavour[i] + lepton_flavour[j],
|
||||
freemesPar_W);
|
||||
|
||||
}
|
||||
|
||||
//2pt contraction for Propagators from inverion
|
||||
for (unsigned int i = 0; i < flavour.size(); ++i)
|
||||
for (unsigned int j = i; j < flavour.size(); ++j)
|
||||
{
|
||||
//2pt function contraction DWF
|
||||
MContraction::Meson::Par mesPar;
|
||||
mesPar.output = "2pt_free/DWF_pt_" + flavour[i] + flavour[j];
|
||||
mesPar.q1 = "Qpt_" + flavour[i];
|
||||
mesPar.q2 = "Qpt_" + flavour[j];
|
||||
mesPar.gammas = "(Gamma5 Gamma5)";
|
||||
mesPar.sink = "sink";
|
||||
application.createModule<MContraction::Meson>("meson_pt_"
|
||||
+ flavour[i] + flavour[j],
|
||||
mesPar);
|
||||
|
||||
|
||||
//2pt function contraction Wilson
|
||||
MContraction::Meson::Par mesPar_W;
|
||||
mesPar_W.output = "2pt_free/W_pt_" + flavour[i] + flavour[j];
|
||||
mesPar_W.q1 = "W_Qpt_" + flavour[i];
|
||||
mesPar_W.q2 = "W_Qpt_" + flavour[j];
|
||||
mesPar_W.gammas = "(Gamma5 Gamma5)";
|
||||
mesPar_W.sink = "sink";
|
||||
application.createModule<MContraction::Meson>("W_meson_pt_"
|
||||
+ flavour[i] + flavour[j],
|
||||
mesPar_W);
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
// execution
|
||||
application.saveParameterFile("free_prop.xml");
|
||||
application.run();
|
||||
|
||||
// epilogue
|
||||
LOG(Message) << "Grid is finalizing now" << std::endl;
|
||||
Grid_finalize();
|
||||
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
Reference in New Issue
Block a user