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Grid/Hadrons/Modules/MDistil/PerambFromSolve.hpp
2019-05-06 10:35:42 +01:00

201 lines
7.4 KiB
C++

/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: Hadrons/Modules/MDistil/PerambFromSolve.hpp
Copyright (C) 2019
Author: Felix Erben <ferben@ed.ac.uk>
Author: Michael Marshall <Michael.Marshall@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 */
#ifndef Hadrons_MDistil_PerambFromSolve_hpp_
#define Hadrons_MDistil_PerambFromSolve_hpp_
#include <Hadrons/Global.hpp>
#include <Hadrons/Module.hpp>
#include <Hadrons/ModuleFactory.hpp>
#include <Hadrons/Solver.hpp>
#include <Hadrons/EigenPack.hpp>
#include <Hadrons/A2AVectors.hpp>
#include <Hadrons/DilutedNoise.hpp>
// These are members of Distillation
#include <Hadrons/Distil.hpp>
BEGIN_HADRONS_NAMESPACE
/******************************************************************************
* PerambFromSolve *
******************************************************************************/
BEGIN_MODULE_NAMESPACE(MDistil)
class PerambFromSolvePar: Serializable
{
public:
GRID_SERIALIZABLE_CLASS_MEMBERS(PerambFromSolvePar,
std::string, eigenPack,
std::string, PerambFileName,
std::string, solve,
int, nvec,
std::string, nvec_reduced,
std::string, LI_reduced,
DistilParameters, Distil);
};
template <typename FImpl>
class TPerambFromSolve: public Module<PerambFromSolvePar>
{
public:
FERM_TYPE_ALIASES(FImpl,);
// constructor
TPerambFromSolve(const std::string name);
// destructor
virtual ~TPerambFromSolve(void);
// dependency relation
virtual std::vector<std::string> getInput(void);
virtual std::vector<std::string> getOutput(void);
// setup
virtual void setup(void);
// execution
virtual void execute(void);
protected:
GridCartesian * grid3d; // Owned by me, so I must delete it
GridCartesian * grid4d;
protected:
virtual void Cleanup(void);
};
MODULE_REGISTER_TMP(PerambFromSolve, TPerambFromSolve<FIMPL>, MDistil);
/******************************************************************************
* TPerambFromSolve implementation *
******************************************************************************/
// constructor /////////////////////////////////////////////////////////////////
template <typename FImpl>
TPerambFromSolve<FImpl>::TPerambFromSolve(const std::string name)
:grid3d{nullptr}, grid4d{nullptr}, Module<PerambFromSolvePar>(name)
{}
//destructor
template <typename FImpl>
TPerambFromSolve<FImpl>::~TPerambFromSolve(void)
{
Cleanup();
};
// dependencies/products ///////////////////////////////////////////////////////
template <typename FImpl>
std::vector<std::string> TPerambFromSolve<FImpl>::getInput(void)
{
return std::vector<std::string>{ par().solve, par().eigenPack };
}
template <typename FImpl>
std::vector<std::string> TPerambFromSolve<FImpl>::getOutput(void)
{
return std::vector<std::string>{ getName() };
}
// setup ///////////////////////////////////////////////////////////////////////
template <typename FImpl>
void TPerambFromSolve<FImpl>::setup(void)
{
Cleanup();
DISTIL_PARAMETERS_DEFINE( true );
const int nvec_reduced{ Hadrons::MDistil::DistilParameters::ParameterDefault( par().nvec_reduced, nvec, true) };
const int LI_reduced{ Hadrons::MDistil::DistilParameters::ParameterDefault( par().LI_reduced, LI, true) };
grid4d = env().getGrid();
grid3d = MakeLowerDimGrid(grid4d);
//std::array<std::string,6> sIndexNames{"Nt", "nvec", "LI", "nnoise", "Nt_inv", "SI"};
envCreate(PerambTensor, getName(), 1, PerambIndexNames,Nt,nvec_reduced,LI_reduced,nnoise,Nt_inv,SI);
envCreate(NoiseTensor, getName() + "_noise", 1, nnoise, Nt, nvec, Ns );
envTmp(LatticeColourVector, "result_3d",1,LatticeColourVector(grid3d));
envTmp(LatticeColourVector, "evec3d",1,LatticeColourVector(grid3d));
envTmpLat(LatticeColourVector, "result_nospin");
}
template <typename FImpl>
void TPerambFromSolve<FImpl>::Cleanup(void)
{
if( grid3d != nullptr ) {
delete grid3d;
grid3d = nullptr;
}
grid4d = nullptr;
}
// execution ///////////////////////////////////////////////////////////////////
template <typename FImpl>
void TPerambFromSolve<FImpl>::execute(void)
{
GridCartesian * grid4d = env().getGrid();
const int Ntlocal{grid4d->LocalDimensions()[3]};
const int Ntfirst{grid4d->LocalStarts()[3]};
DISTIL_PARAMETERS_DEFINE( false );
const int nvec_reduced{ Hadrons::MDistil::DistilParameters::ParameterDefault( par().nvec_reduced, nvec, false) };
const int LI_reduced{ Hadrons::MDistil::DistilParameters::ParameterDefault( par().LI_reduced, LI, false) };
auto &perambulator = envGet(PerambTensor, getName());
auto &solve = envGet(std::vector<FermionField>, par().solve);
auto &epack = envGet(Grid::Hadrons::EigenPack<LatticeColourVector>, par().eigenPack);
envGetTmp(LatticeColourVector, result_nospin);
envGetTmp(LatticeColourVector, result_3d);
envGetTmp(LatticeColourVector, evec3d);
for (int inoise = 0; inoise < nnoise; inoise++) {
for (int dk = 0; dk < LI_reduced; dk++) {
for (int dt = 0; dt < Nt_inv; dt++) {
for (int ds = 0; ds < SI; ds++) {
for (int is = 0; is < Ns; is++) {
result_nospin = peekSpin(solve[inoise+nnoise*(dk+LI*(dt+Nt_inv*ds))],is);
for (int t = Ntfirst; t < Ntfirst + Ntlocal; t++) {
ExtractSliceLocal(result_3d,result_nospin,0,t-Ntfirst,Grid::QCD::Tdir);
for (int ivec = 0; ivec < nvec_reduced; ivec++) {
ExtractSliceLocal(evec3d,epack.evec[ivec],0,t-Ntfirst,Grid::QCD::Tdir);
pokeSpin(perambulator(t, ivec, dk, inoise,dt,ds),static_cast<Complex>(innerProduct(evec3d, result_3d)),is);
std::cout << "perambulator(t, ivec, dk, inoise,dt,ds)(is) = (" << t << "," << ivec << "," << dk << "," << inoise << "," << dt << "," << ds << ")(" << is << ") = " << perambulator(t, ivec, dk, inoise,dt,ds)()(is)() << std::endl;
}
}
}
}
}
}
}
if(grid4d->IsBoss()) {
std::string sPerambName{par().PerambFileName};
if( sPerambName.length() == 0 )
sPerambName = getName();
sPerambName.append( "." );
sPerambName.append( std::to_string(vm().getTrajectory()));
//perambulator.WriteBinary(sPerambName);
perambulator.write(sPerambName.c_str());
}
}
END_MODULE_NAMESPACE
END_HADRONS_NAMESPACE
#endif // Hadrons_MDistil_PerambFromSolve_hpp_