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pbc_synchronizer.hh
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/**
* @file pbc_synchronizer.hh
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
*
* @date creation: Thu Jun 16 2011
* @date last modification: Tue Nov 06 2012
*
* @brief Dofs Synchronizer for periodic boundary condition
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_PBC_SYNCHRONIZER_HH__
#define __AKANTU_PBC_SYNCHRONIZER_HH__
/* -------------------------------------------------------------------------- */
#include "synchronizer.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
class PBCSynchronizer : public Synchronizer {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
PBCSynchronizer(std::map<UInt,UInt> & pairs,
SynchronizerID id = "pbc_synch",
MemoryID memory_id = 0);
virtual ~PBCSynchronizer(){};
public:
/* ------------------------------------------------------------------------ */
/* Inherited from Synchronizer */
/* ------------------------------------------------------------------------ */
/// asynchronous synchronization of ghosts
void asynchronousSynchronize(DataAccessor & data_accessor,SynchronizationTag tag);
/// wait end of asynchronous synchronization of ghosts
void waitEndSynchronize(DataAccessor & data_accessor,SynchronizationTag tag);
private:
/// compute buffer size for a given tag and data accessor
void computeBufferSize(DataAccessor & data_accessor, SynchronizationTag tag);
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
/// pairs of nodes slave -> master node
std::map<UInt,UInt> & pbc_pair;
/// size of packing buffer for each tag
std::map<SynchronizationTag, UInt> size_buffer;
/// buffer to pack and unpack the data
CommunicationBuffer buffer;
};
/* -------------------------------------------------------------------------- */
/* inline functions */
/* -------------------------------------------------------------------------- */
//#include "pbc_synchronizer_inline_impl.cc"
// /// standard output stream operator
// inline std::ostream & operator <<(std::ostream & stream, const PBCSynchronizer & _this)
// {
// _this.printself(stream);
// return stream;
// }
__END_AKANTU__
#endif /* __AKANTU_PBC_SYNCHRONIZER_HH__ */

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