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90 lines
2.7 KiB
C++
90 lines
2.7 KiB
C++
/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: ./lib/qcd/hmc/BaseCheckpointer.h
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Copyright (C) 2015
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Author: Guido Cossu <guido.cossu@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
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directory
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*************************************************************************************/
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/* END LEGAL */
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#ifndef BASE_CHECKPOINTER
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#define BASE_CHECKPOINTER
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namespace Grid {
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namespace QCD {
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class CheckpointerParameters : Serializable {
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public:
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GRID_SERIALIZABLE_CLASS_MEMBERS(CheckpointerParameters,
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std::string, config_prefix,
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std::string, rng_prefix,
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int, saveInterval,
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std::string, format, );
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CheckpointerParameters(std::string cf = "cfg", std::string rn = "rng",
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int savemodulo = 1, const std::string &f = "IEEE64BIG")
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: config_prefix(cf),
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rng_prefix(rn),
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saveInterval(savemodulo),
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format(f){};
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template <class ReaderClass >
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CheckpointerParameters(Reader<ReaderClass> &Reader) {
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read(Reader, "Checkpointer", *this);
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}
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};
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//////////////////////////////////////////////////////////////////////////////
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// Base class for checkpointers
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template <class Impl>
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class BaseHmcCheckpointer : public HmcObservable<typename Impl::Field> {
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public:
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void build_filenames(int traj, CheckpointerParameters &Params,
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std::string &conf_file, std::string &rng_file) {
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{
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std::ostringstream os;
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os << Params.rng_prefix << "." << traj;
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rng_file = os.str();
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}
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{
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std::ostringstream os;
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os << Params.config_prefix << "." << traj;
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conf_file = os.str();
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}
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}
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virtual void initialize(const CheckpointerParameters &Params) = 0;
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virtual void CheckpointRestore(int traj, typename Impl::Field &U,
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GridSerialRNG &sRNG,
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GridParallelRNG &pRNG) = 0;
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}; // class BaseHmcCheckpointer
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///////////////////////////////////////////////////////////////////////////////
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}
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}
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#endif
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