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Grid/lib/qcd/hmc/HMCModules.h

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3.0 KiB
C++

/*************************************************************************************
Grid physics library, www.github.com/paboyle/Grid
Source file: ./lib/qcd/hmc/GenericHmcRunner.h
Copyright (C) 2015
Copyright (C) 2016
Author: Guido Cossu <guido.cossu@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 GRID_HMC_MODULES
#define GRID_HMC_MODULES
#include "HMC_GridModules.h"
namespace Grid {
namespace QCD {
////////////////////////////////////////////////////////////////////
struct RNGModuleParameters: Serializable {
GRID_SERIALIZABLE_CLASS_MEMBERS(RNGModuleParameters,
std::string, serial_seeds,
std::string, parallel_seeds,);
std::vector<int> getSerialSeeds(){return strToVec<int>(serial_seeds);}
std::vector<int> getParallelSeeds(){return strToVec<int>(parallel_seeds);}
RNGModuleParameters(): serial_seeds("1"), parallel_seeds("1"){}
template <class ReaderClass >
RNGModuleParameters(Reader<ReaderClass>& Reader){
read(Reader, "RandomNumberGenerator", *this);
}
};
// Random number generators module
class RNGModule{
GridSerialRNG sRNG_;
std::unique_ptr<GridParallelRNG> pRNG_;
RNGModuleParameters Params_;
public:
RNGModule(){};
void set_pRNG(GridParallelRNG* pRNG){
pRNG_.reset(pRNG);
}
void set_RNGSeeds(RNGModuleParameters& Params) {
Params_ = Params;
}
GridSerialRNG& get_sRNG() { return sRNG_; }
GridParallelRNG& get_pRNG() { return *pRNG_.get(); }
void seed() {
auto SerialSeeds = Params_.getSerialSeeds();
auto ParallelSeeds = Params_.getParallelSeeds();
if (SerialSeeds.size() == 0 && ParallelSeeds.size() == 0) {
std::cout << GridLogError << "Seeds not initialized" << std::endl;
exit(1);
}
sRNG_.SeedFixedIntegers(SerialSeeds);
pRNG_->SeedFixedIntegers(ParallelSeeds);
}
};
/*
///////////////////////////////////////////////////////////////////
/// Smearing module
template <class ImplementationPolicy>
class SmearingModule{
virtual void get_smearing();
};
template <class ImplementationPolicy>
class StoutSmearingModule: public SmearingModule<ImplementationPolicy>{
SmearedConfiguration<ImplementationPolicy> SmearingPolicy;
};
*/
} // namespace QCD
} // namespace Grid
#endif // GRID_HMC_MODULES