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c48ae4f3ad
2) Implemented and test a perambulator conversion utility in Test_distil (commented out near the start of main)
254 lines
8.8 KiB
C++
254 lines
8.8 KiB
C++
/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: Hadrons/Modules/MDistil/PerambFromSolve.hpp
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Copyright (C) 2019
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Author: Felix Erben <ferben@ed.ac.uk>
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Author: Michael Marshall <Michael.Marshall@ed.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_MDistil_PerambFromSolve_hpp_
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#define Hadrons_MDistil_PerambFromSolve_hpp_
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#include <Hadrons/Global.hpp>
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#include <Hadrons/Module.hpp>
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#include <Hadrons/ModuleFactory.hpp>
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#include <Hadrons/Solver.hpp>
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#include <Hadrons/EigenPack.hpp>
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#include <Hadrons/A2AVectors.hpp>
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#include <Hadrons/DilutedNoise.hpp>
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// These are members of Distillation
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#include <Hadrons/Distil.hpp>
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BEGIN_HADRONS_NAMESPACE
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/******************************************************************************
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* PerambFromSolve *
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******************************************************************************/
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BEGIN_MODULE_NAMESPACE(MDistil)
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/*
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struct DistilParameters: Serializable {
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GRID_SERIALIZABLE_CLASS_MEMBERS(DistilParameters,
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int, TI,
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int, LI,
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int, nnoise,
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int, tsrc,
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int, SI,
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int, Ns,
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int, Nt,
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int, Nt_inv)
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DistilParameters() = default;
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template <class ReaderClass> DistilParameters(Reader<ReaderClass>& Reader){read(Reader,"Distil",*this);}
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};
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*/
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class PerambFromSolvePar: Serializable
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{
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public:
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GRID_SERIALIZABLE_CLASS_MEMBERS(PerambFromSolvePar,
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std::string, eigenPack,
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std::string, PerambFileName,
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std::string, solve,
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int, nvec,
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int, nvec_reduced,
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int, LI_reduced,
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DistilParameters, Distil);
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};
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template <typename FImpl>
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class TPerambFromSolve: public Module<PerambFromSolvePar>
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{
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public:
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FERM_TYPE_ALIASES(FImpl,);
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// constructor
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TPerambFromSolve(const std::string name);
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// destructor
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virtual ~TPerambFromSolve(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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// 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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protected:
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GridCartesian * grid3d; // Owned by me, so I must delete it
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GridCartesian * grid4d;
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protected:
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virtual void Cleanup(void);
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};
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MODULE_REGISTER_TMP(PerambFromSolve, TPerambFromSolve<FIMPL>, MDistil);
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/******************************************************************************
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* TPerambFromSolve implementation *
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******************************************************************************/
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// constructor /////////////////////////////////////////////////////////////////
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template <typename FImpl>
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TPerambFromSolve<FImpl>::TPerambFromSolve(const std::string name)
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:grid3d{nullptr}, grid4d{nullptr}, Module<PerambFromSolvePar>(name)
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{}
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//destructor
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template <typename FImpl>
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TPerambFromSolve<FImpl>::~TPerambFromSolve(void)
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{
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Cleanup();
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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> TPerambFromSolve<FImpl>::getInput(void)
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{
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std::vector<std::string> in;
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in.push_back(par().solve);
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in.push_back(par().eigenPack);
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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> TPerambFromSolve<FImpl>::getOutput(void)
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{
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std::vector<std::string> out = {getName()};
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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 TPerambFromSolve<FImpl>::setup(void)
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{
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Cleanup();
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const int nvec{par().nvec};
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const DistilParameters & Distil{par().Distil};
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const int LI{Distil.LI};
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const int nnoise{Distil.nnoise};
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const int Nt_inv{Distil.Nt_inv};
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const int Ns{Distil.Ns};
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std::array<std::string,6> sIndexNames{"Nt", "nvec", "LI", "nnoise", "Nt_inv", "SI"};
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grid4d = env().getGrid();
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grid3d = MakeLowerDimGrid(grid4d);
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const int nvec_reduced{par().nvec_reduced};
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const int LI_reduced{par().LI_reduced};
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//envCreate(Perambulator<SpinVector COMMA 6 COMMA sizeof(Real)>, getName(), 1,
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// sIndexNames,Distil.Nt,nvec,Distil.LI,Distil.nnoise,Distil.Nt_inv,Distil.SI);
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envCreate(Perambulator<SpinVector COMMA 6 COMMA sizeof(Real)>, getName(), 1,
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sIndexNames,Distil.Nt,nvec_reduced,LI_reduced,Distil.nnoise,Distil.Nt_inv,Distil.SI);
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envCreate(std::vector<Complex>, getName() + "_noise", 1,
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nvec*Distil.Ns*Distil.Nt*Distil.nnoise);
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envTmp(LatticeColourVector, "result_3d",1,LatticeColourVector(grid3d));
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envTmp(LatticeColourVector, "evec3d",1,LatticeColourVector(grid3d));
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envTmpLat(LatticeColourVector, "result_nospin");
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}
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template <typename FImpl>
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void TPerambFromSolve<FImpl>::Cleanup(void)
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{
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if( grid3d != nullptr ) {
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delete grid3d;
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grid3d = nullptr;
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}
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grid4d = nullptr;
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}
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// execution ///////////////////////////////////////////////////////////////////
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template <typename FImpl>
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void TPerambFromSolve<FImpl>::execute(void)
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{
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const int nvec_reduced{par().nvec_reduced};
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const int LI_reduced{par().LI_reduced};
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const int nvec{par().nvec};
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const DistilParameters & Distil{par().Distil};
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const int LI{Distil.LI};
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const int TI{Distil.TI};
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const int SI{Distil.SI};
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const int nnoise{Distil.nnoise};
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const int Nt{Distil.Nt};
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const int Nt_inv{Distil.Nt_inv};
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const int tsrc{Distil.tsrc};
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const int Ns{Distil.Ns};
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const bool full_tdil{TI==Nt};
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const bool exact_distillation{full_tdil && LI==nvec};
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auto &perambulator = envGet(Perambulator<SpinVector COMMA 6 COMMA sizeof(Real)>,
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getName());
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auto &solve = envGet(std::vector<FermionField>, par().solve);
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auto &epack = envGet(Grid::Hadrons::EigenPack<LatticeColourVector>, par().eigenPack);
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envGetTmp(LatticeColourVector, result_nospin);
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envGetTmp(LatticeColourVector, result_3d);
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envGetTmp(LatticeColourVector, evec3d);
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GridCartesian * grid4d = env().getGrid();
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int Ntlocal = grid4d->LocalDimensions()[3];
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int Ntfirst = grid4d->LocalStarts()[3];
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for (int inoise = 0; inoise < nnoise; inoise++) {
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for (int dk = 0; dk < LI_reduced; dk++) {
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for (int dt = 0; dt < Nt_inv; dt++) {
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for (int ds = 0; ds < SI; ds++) {
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for (int is = 0; is < Ns; is++) {
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result_nospin = peekSpin(solve[inoise+nnoise*(dk+LI*(dt+Nt_inv*ds))],is);
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for (int t = Ntfirst; t < Ntfirst + Ntlocal; t++) {
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ExtractSliceLocal(result_3d,result_nospin,0,t-Ntfirst,Grid::QCD::Tdir);
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for (int ivec = 0; ivec < nvec_reduced; ivec++) {
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ExtractSliceLocal(evec3d,epack.evec[ivec],0,t,3);
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pokeSpin(perambulator(t, ivec, dk, inoise,dt,ds),static_cast<Complex>(innerProduct(evec3d, result_3d)),is);
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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;
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}
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}
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}
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}
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}
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}
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}
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if(grid4d->IsBoss()) {
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std::string sPerambName{par().PerambFileName};
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if( sPerambName.length() == 0 )
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sPerambName = getName();
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sPerambName.append( "." );
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sPerambName.append( std::to_string(vm().getTrajectory()));
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//perambulator.WriteBinary(sPerambName);
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perambulator.write(sPerambName.c_str());
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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_MDistil_PerambFromSolve_hpp_
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