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247 lines
8.4 KiB
C++
247 lines
8.4 KiB
C++
/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: Hadrons/Modules/MContraction/A2AAslashField.hpp
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Copyright (C) 2015-2018
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Author: Antonin Portelli <antonin.portelli@me.com>
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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_MContraction_A2AAslashField_hpp_
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#define Hadrons_MContraction_A2AAslashField_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/A2AMatrix.hpp>
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BEGIN_HADRONS_NAMESPACE
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/******************************************************************************
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* A2AAslashField *
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******************************************************************************/
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BEGIN_MODULE_NAMESPACE(MContraction)
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class A2AAslashFieldPar: Serializable
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{
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public:
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GRID_SERIALIZABLE_CLASS_MEMBERS(A2AAslashFieldPar,
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int, cacheBlock,
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int, block,
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std::string, left,
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std::string, right,
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std::string, output,
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std::vector<std::string>, emField);
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};
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class A2AAslashFieldMetadata: Serializable
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{
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public:
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GRID_SERIALIZABLE_CLASS_MEMBERS(A2AAslashFieldMetadata,
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std::string, emFieldName);
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};
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template <typename T, typename FImpl>
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class AslashFieldKernel: public A2AKernel<T, typename FImpl::FermionField>
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{
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public:
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typedef typename FImpl::FermionField FermionField;
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public:
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AslashFieldKernel(const std::vector<LatticeComplex> &emB0,
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const std::vector<LatticeComplex> &emB1,
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GridBase *grid)
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: emB0_(emB0), emB1_(emB1), grid_(grid)
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{
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vol_ = 1.;
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for (auto &d: grid_->GlobalDimensions())
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{
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vol_ *= d;
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}
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}
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virtual ~AslashFieldKernel(void) = default;
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virtual void operator()(A2AMatrixSet<T> &m, const FermionField *left,
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const FermionField *right,
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const unsigned int orthogDim, double &t)
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{
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A2Autils<FImpl>::AslashField(m, left, right, emB0_, emB1_, orthogDim, &t);
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}
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virtual double flops(const unsigned int blockSizei, const unsigned int blockSizej)
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{
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return 0.;
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}
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virtual double bytes(const unsigned int blockSizei, const unsigned int blockSizej)
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{
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return 0.;
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}
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private:
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const std::vector<LatticeComplex> &emB0_, &emB1_;
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GridBase *grid_;
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double vol_;
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};
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template <typename FImpl, typename PhotonImpl>
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class TA2AAslashField: public Module<A2AAslashFieldPar>
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{
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public:
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FERM_TYPE_ALIASES(FImpl,);
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typedef typename PhotonImpl::GaugeField EmField;
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typedef A2AMatrixBlockComputation<Complex,
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FermionField,
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A2AAslashFieldMetadata,
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HADRONS_A2AM_IO_TYPE> Computation;
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typedef AslashFieldKernel<Complex, FImpl> Kernel;
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public:
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// constructor
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TA2AAslashField(const std::string name);
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// destructor
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virtual ~TA2AAslashField(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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};
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MODULE_REGISTER_TMP(A2AAslashField, ARG(TA2AAslashField<FIMPL, PhotonR>), MContraction);
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/******************************************************************************
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* TA2AAslashField implementation *
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******************************************************************************/
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// constructor /////////////////////////////////////////////////////////////////
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template <typename FImpl, typename PhotonImpl>
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TA2AAslashField<FImpl, PhotonImpl>::TA2AAslashField(const std::string name)
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: Module<A2AAslashFieldPar>(name)
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{}
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// dependencies/products ///////////////////////////////////////////////////////
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template <typename FImpl, typename PhotonImpl>
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std::vector<std::string> TA2AAslashField<FImpl, PhotonImpl>::getInput(void)
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{
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std::vector<std::string> in = par().emField;
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in.push_back(par().left);
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in.push_back(par().right);
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return in;
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}
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template <typename FImpl, typename PhotonImpl>
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std::vector<std::string> TA2AAslashField<FImpl, PhotonImpl>::getOutput(void)
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{
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std::vector<std::string> out = {};
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return out;
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}
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// setup ///////////////////////////////////////////////////////////////////////
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template <typename FImpl, typename PhotonImpl>
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void TA2AAslashField<FImpl, PhotonImpl>::setup(void)
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{
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envTmp(Computation, "computation", 1, envGetGrid(FermionField),
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env().getNd() - 1, par().emField.size(), 1, par().block,
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par().cacheBlock, this);
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envTmp(std::vector<ComplexField>, "B0", 1,
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par().emField.size(), envGetGrid(ComplexField));
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envTmp(std::vector<ComplexField>, "B1", 1,
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par().emField.size(), envGetGrid(ComplexField));
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envTmpLat(ComplexField, "Amu");
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}
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// execution ///////////////////////////////////////////////////////////////////
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template <typename FImpl, typename PhotonImpl>
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void TA2AAslashField<FImpl, PhotonImpl>::execute(void)
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{
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auto &left = envGet(std::vector<FermionField>, par().left);
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auto &right = envGet(std::vector<FermionField>, par().right);
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int nt = env().getDim().back();
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int N_i = left.size();
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int N_j = right.size();
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int nem = par().emField.size();
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int block = par().block;
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int cacheBlock = par().cacheBlock;
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LOG(Message) << "Computing all-to-all A-slash fields" << std::endl;
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LOG(Message) << "Left: '" << par().left << "' Right: '" << par().right << "'" << std::endl;
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LOG(Message) << "EM fields:" << std::endl;
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for (auto &name: par().emField)
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{
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LOG(Message) << " " << name << std::endl;
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}
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LOG(Message) << "A-slash field size: " << nt << "*" << N_i << "*" << N_j
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<< " (filesize " << sizeString(nt*N_i*N_j*sizeof(HADRONS_A2AM_IO_TYPE))
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<< "/EM field)" << std::endl;
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// preparing "B" complexified fields
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startTimer("Complexify EM fields");
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envGetTmp(std::vector<ComplexField>, B0);
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envGetTmp(std::vector<ComplexField>, B1);
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for (unsigned int i = 0; i < par().emField.size(); ++i)
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{
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auto &A = envGet(EmField, par().emField[i]);
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envGetTmp(ComplexField, Amu);
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B0[i] = peekLorentz(A, 0);
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B0[i] += timesI(peekLorentz(A, 1));
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B1[i] = peekLorentz(A, 2);
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B1[i] += timesI(peekLorentz(A, 3));
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}
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stopTimer("Complexify EM fields");
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// I/O name & metadata lambdas
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auto ionameFn = [this](const unsigned int em, const unsigned int dummy)
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{
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return par().emField[em];
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};
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auto filenameFn = [this, &ionameFn](const unsigned int em, const unsigned int dummy)
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{
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return par().output + "." + std::to_string(vm().getTrajectory())
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+ "/" + ionameFn(em, dummy) + ".h5";
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};
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auto metadataFn = [this](const unsigned int em, const unsigned int dummy)
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{
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A2AAslashFieldMetadata md;
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md.emFieldName = par().emField[em];
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return md;
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};
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// executing computation
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Kernel kernel(B0, B1, envGetGrid(FermionField));
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envGetTmp(Computation, computation);
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computation.execute(left, right, kernel, ionameFn, filenameFn, metadataFn);
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}
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END_MODULE_NAMESPACE
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END_HADRONS_NAMESPACE
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#endif // Hadrons_MContraction_A2AAslashField_hpp_
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