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Grid/Hadrons/Modules/MDistil/DistilSource.hpp
Michael Marshall 23a9b93cda More dependencies for Distil.hpp move and (C) 2019 only
2019-04-26 07:39:05 +01:00

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/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: Hadrons/Modules/MDistil/DistilSource.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_DistilSource_hpp_
#define Hadrons_MDistil_DistilSource_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
/******************************************************************************
* DistilSource *
******************************************************************************/
BEGIN_MODULE_NAMESPACE(MDistil)
class DistilSourcePar: Serializable
{
public:
GRID_SERIALIZABLE_CLASS_MEMBERS(DistilSourcePar,
std::string, noise,
std::string, eigenPack,
bool, multiFile,
int, tsrc,
int, nnoise,
int, LI,
int, SI,
int, TI,
int, nvec,
int, Ns,
int, Nt,
int, Nt_inv);
};
template <typename FImpl>
class TDistilSource: public Module<DistilSourcePar>
{
public:
FERM_TYPE_ALIASES(FImpl,);
public:
// constructor
TDistilSource(const std::string name);
// destructor
virtual ~TDistilSource(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:
// These variables are created in setup() and freed in Cleanup()
GridCartesian * grid3d; // Owned by me, so I must delete it
GridCartesian * grid4d; // Owned by environment (so I won't delete it)
protected:
virtual void Cleanup(void);
};
MODULE_REGISTER_TMP(DistilSource, TDistilSource<FIMPL>, MDistil);
/******************************************************************************
* TDistilSource implementation *
******************************************************************************/
// constructor /////////////////////////////////////////////////////////////////
template <typename FImpl>
TDistilSource<FImpl>::TDistilSource(const std::string name)
: grid3d{nullptr}, grid4d{nullptr}, Module<DistilSourcePar>(name)
{}
// destructor
template <typename FImpl>
TDistilSource<FImpl>::~TDistilSource(void)
{
Cleanup();
};
// dependencies/products ///////////////////////////////////////////////////////
template <typename FImpl>
std::vector<std::string> TDistilSource<FImpl>::getInput(void)
{
std::vector<std::string> in;
in.push_back(par().noise);
in.push_back(par().eigenPack);
return in;
}
template <typename FImpl>
std::vector<std::string> TDistilSource<FImpl>::getOutput(void)
{
std::vector<std::string> out = {getName()};
return out;
}
// setup ///////////////////////////////////////////////////////////////////////
template <typename FImpl>
void TDistilSource<FImpl>::setup(void)
{
Cleanup();
auto &noise = envGet(std::vector<Complex>, par().noise);
int nnoise=par().nnoise;
int LI=par().LI;
int Ns=par().Ns;
int SI=par().SI;
int Nt_inv=par().Nt_inv;
envCreate(std::vector<FermionField>, getName(), 1,
nnoise*LI*SI*Nt_inv, envGetGrid(FermionField));
grid4d = env().getGrid();
std::vector<int> latt_size = GridDefaultLatt();
std::vector<int> simd_layout = GridDefaultSimd(Nd, vComplex::Nsimd());
std::vector<int> mpi_layout = GridDefaultMpi();
std::vector<int> simd_layout_3 = GridDefaultSimd(Nd-1, vComplex::Nsimd());
latt_size[Nd-1] = 1;
simd_layout_3.push_back( 1 );
mpi_layout[Nd-1] = 1;
grid3d = MakeLowerDimGrid(grid4d);
envTmp(LatticeSpinColourVector, "tmp2",1,LatticeSpinColourVector(grid4d));
envTmp(LatticeColourVector, "tmp_nospin",1,LatticeColourVector(grid4d));
envTmp(LatticeSpinColourVector, "tmp3d",1,LatticeSpinColourVector(grid3d));
envTmp(LatticeColourVector, "tmp3d_nospin",1,LatticeColourVector(grid3d));
envTmp(LatticeSpinColourVector, "sink_tslice",1,LatticeSpinColourVector(grid3d));
envTmp(LatticeColourVector, "evec3d",1,LatticeColourVector(grid3d));
}
// clean up any temporaries created by setup (that aren't stored in the environment)
template <typename FImpl>
void TDistilSource<FImpl>::Cleanup(void)
{
if( grid3d != nullptr ) {
delete grid3d;
grid3d = nullptr;
}
grid4d = nullptr;
}
// execution ///////////////////////////////////////////////////////////////////
template <typename FImpl>
void TDistilSource<FImpl>::execute(void)
{
auto &noise = envGet(std::vector<Complex>, par().noise);
auto &epack = envGet(Grid::Hadrons::EigenPack<LatticeColourVector>, par().eigenPack);
auto &rho = envGet(std::vector<FermionField>, getName());
envGetTmp(LatticeSpinColourVector, tmp2);
envGetTmp(LatticeColourVector, tmp_nospin);
envGetTmp(LatticeSpinColourVector, tmp3d);
envGetTmp(LatticeColourVector, tmp3d_nospin);
envGetTmp(LatticeSpinColourVector, sink_tslice);
envGetTmp(LatticeColourVector, evec3d);
int Ntlocal = grid4d->LocalDimensions()[3];
int Ntfirst = grid4d->LocalStarts()[3];
int tsrc=par().tsrc;
int nnoise=par().nnoise;
int LI=par().LI;
int Ns=par().Ns;
int Nt_inv=par().Nt_inv; // TODO: No input, but define through Nt, TI
int Nt=par().Nt;
int TI=par().TI;
int nvec=par().nvec;
int SI=par().SI;
bool full_tdil=(TI==Nt);
int vecindex;
int t_inv;
for (int inoise = 0; inoise < nnoise; inoise++) {
for (int dk = 0; dk < LI; dk++) {
for (int dt = 0; dt < Nt_inv; dt++) {
for (int ds = 0; ds < SI; ds++) {
vecindex = inoise + nnoise * dk + nnoise * LI * ds + nnoise *LI * SI*dt;
rho[vecindex] = zero;
tmp3d_nospin = zero;
for (int it = dt; it < Nt; it += TI){
if (full_tdil) t_inv = tsrc; else t_inv = it;
if( t_inv >= Ntfirst && t_inv < Ntfirst + Ntlocal ) {
for (int ik = dk; ik < nvec; ik += LI){
for (int is = ds; is < Ns; is += SI){
ExtractSliceLocal(evec3d,epack.evec[ik],0,t_inv,3);
tmp3d_nospin = evec3d * noise[inoise + nnoise*(t_inv + Nt*(ik+nvec*is))];
tmp3d=zero;
pokeSpin(tmp3d,tmp3d_nospin,is);
tmp2=zero;
InsertSliceLocal(tmp3d,tmp2,0,t_inv-Ntfirst,Grid::QCD::Tdir);
rho[vecindex] += tmp2;
}
}
}
}
}
}
}
}
// TEST TO SEE WHETHER THIS MIGHT BE THE MEMORY LEAK
Cleanup();
}
END_MODULE_NAMESPACE
END_HADRONS_NAMESPACE
#endif // Hadrons_MDistil_DistilSource_hpp_
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