Files
geant4/examples/extended/parallel/MPI/source/analysis/include/G4RootMpiNtupleManager.hh
T
2018-12-07 15:15:39 +01:00

70 lines
2.7 KiB
C++

//
// ********************************************************************
// * 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. *
// ********************************************************************
//
// Extension of Root ntuple manager for MPI.
// The class handles ntuples on the collecting MPI ranks.
// This class is temporarily provided with g4mpi,
// it will be integrated in Geant4 analysis category in future.
//
// Author: Ivana Hrivnacova, 21/11/2018 (ivana@ipno.in2p3.fr)
#ifndef G4RootMpiNtupleManager_h
#define G4RootMpiNtupleManager_h 1
#include "G4RootNtupleManager.hh"
namespace tools {
class impi;
}
class G4RootMpiNtupleManager : public G4RootNtupleManager
{
friend class G4RootMpiAnalysisManager;
friend class G4RootMpiMainNtupleManager;
public:
G4RootMpiNtupleManager(const G4AnalysisManagerState& state, G4bool rowWise,
tools::impi* impi, G4int mpiSize);
virtual ~G4RootMpiNtupleManager();
virtual void CreateNtuplesFromBooking() final;
virtual G4bool Merge() final;
private:
// MPI
G4bool Send(G4int id, tools::wroot::ntuple* ntuple);
G4bool InitializeRanks();
G4bool WaitBuffer();
tools::impi* fImpi;
std::vector<G4int> fSlaveRanks;
G4int fMainRank;
};
#endif