Gabriele Cosmo
71 lines
2.8 KiB
C++
71 lines
2.8 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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// Extension of Root ntuple manager for MPI.
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// The class handles ntuples on the collecting MPI ranks.
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// This class is temporarily provided with g4mpi,
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// it will be integrated in Geant4 analysis category in future.
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//
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// Author: Ivana Hrivnacova, 21/11/2018 (ivana@ipno.in2p3.fr)
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#ifndef G4RootMpiNtupleManager_h
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#define G4RootMpiNtupleManager_h 1
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#include "G4RootNtupleManager.hh"
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namespace tools
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{
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class impi;
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}
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class G4RootMpiNtupleManager : public G4RootNtupleManager
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{
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public:
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G4RootMpiNtupleManager(const G4AnalysisManagerState& state,
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std::shared_ptr<G4NtupleBookingManager> bookingManger, G4bool rowWise,
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G4bool rowMode, tools::impi* impi, G4int mpiSize);
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virtual ~G4RootMpiNtupleManager();
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virtual void
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CreateNtuplesFromBooking(const std::vector<G4NtupleBooking*>& ntupleBookings) final;
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// Methods from the templated base class
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virtual G4bool Merge() final;
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private:
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// MPI
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G4RootFile* GetNtupleFile(G4int id);
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G4bool Send(G4int id, RootNtupleDescription* ntupleDescription);
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G4bool InitializeRanks();
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G4bool WaitBuffer();
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tools::impi* fImpi;
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std::vector<G4int> fSlaveRanks;
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G4int fMainRank;
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};
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#endif
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