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geant4/examples/extended/parallel/MPI/source/include/G4MPIRunMerger.hh
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2016-06-10 12:08:39 +02:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
#ifndef G4MPIRUNMERGER_HH
#define G4MPIRUNMERGER_HH
#include "G4Run.hh"
#include <mpi.h>
#include "G4MPImanager.hh"
class G4MPIRunMerger {
public:
G4MPIRunMerger( const G4Run* aRun ,
G4int destination = G4MPImanager::kRANK_MASTER ,
G4int verbosity = 0);
virtual ~G4MPIRunMerger() {}
void SetRun( G4Run* r ) { run = r; }
const G4Run* GetRun() const { return run; }
void SetDestinationRank( G4int i ) { destinationRank = i; }
G4int GetDestinationRank() const { return destinationRank; }
G4int GetCommSize() const { return commSize; }
virtual void Merge();
void SetVerbosity( G4int ver ) { verbose = ver; }
G4int GetVerbosity() const { return verbose; }
protected:
virtual void Send();
virtual void Receive(G4int rank);
void SendDouble( G4double* val , G4int size=1);
void SendInt( G4int* val , G4int size=1);
void ReceiveDouble( G4int rank , G4double* val , G4int size=1);
void ReceiveInt(G4int rank , G4int* val, G4int size=1);
G4int destinationRank;
G4Run* run;
G4int commSize;
MPI::Intracomm COMM_G4COMMAND_;
G4int verbose;
};
#endif //G4MPIRUNMERGER_HH