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rAKA/synchronizer/synchronizer.hh
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synchronizer.hh
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/**
* @file synchronizer.hh
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @date Mon Aug 23 13:48:37 2010
*
* @brief interface for communicator and pbc synchronizers
*
* @section LICENSE
*
* <insert license here>
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_SYNCHRONIZER_HH__
#define __AKANTU_SYNCHRONIZER_HH__
/* -------------------------------------------------------------------------- */
#include "aka_memory.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
class GhostSynchronizer;
}
__BEGIN_AKANTU__
class Synchronizer : public Memory {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
Synchronizer(SynchronizerID id = "synchronizer", MemoryID memory_id = 0);
virtual ~Synchronizer() { };
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// synchronize ghosts
virtual void synchronize(GhostSynchronizationTag tag) = 0;
/// asynchronous synchronization of ghosts
virtual void asynchronousSynchronize(GhostSynchronizationTag tag) = 0;
/// wait end of asynchronous synchronization of ghosts
virtual void waitEndSynchronize(GhostSynchronizationTag tag) = 0;
virtual void allReduce(Real * values, UInt nb_values, const SynchronizerOperation & op) = 0;
/* ------------------------------------------------------------------------ */
/// register a new communication
virtual void registerTag(GhostSynchronizationTag tag) = 0;
void registerGhostSynchronizer(const GhostSynchronizer & ghost_synchronizer);
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// id of the synchronizer
SynchronizerID id;
/// the associated ghost_synchonizer
const GhostSynchronizer * ghost_synchronizer;
};
__END_AKANTU__
#endif /* __AKANTU_SYNCHRONIZER_HH__ */
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