Import Geant4 10.5.0 source tree

2018-12-07 15:15:39 +01:00
parent 6aa23be517
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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.          *
+// ********************************************************************
+//
+
+// The Root analysis manager extension for MPI
+// 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 G4RootMpiAnalysisManager_h
+#define G4RootMpiAnalysisManager_h 1
+
+#include "G4RootAnalysisManager.hh"
+
+enum class G4MpiNtupleMergeMode {
+  kNone,
+  kMain,
+  kSlave
+};
+
+class G4RootMpiPNtupleManager;
+
+class G4RootMpiAnalysisManager : public  G4RootAnalysisManager
+{
+  public:
+    explicit G4RootMpiAnalysisManager(G4bool isMaster = true);
+    virtual ~G4RootMpiAnalysisManager();
+    
+    // MPI
+    void SetMpiNtupleMerging(tools::impi* impi, 
+                             G4int mpiRank, G4int mpiSize,
+                             G4int nofReducedNtupleFiles = 0,
+                             G4bool rowWise = false,
+                             unsigned int basketSize = fgkDefaultBasketSize);
+
+  protected:
+    // virtual methods from base class
+    virtual G4bool OpenFileImpl(const G4String& fileName) final;
+    virtual G4bool CloseFileImpl(G4bool reset) final; 
+    virtual G4bool WriteNtuple() final;
+    virtual G4bool Reset() final;
+
+  private:
+    // methods
+    void SetMpiNtupleMergingMode(G4int mpiRank, G4int mpiSize, G4int nofNtupleFiles);
+    void CreateMpiNtupleManagers(tools::impi* impi, G4int mpiRank, G4int mpiSize);
+
+    // data members 
+    G4MpiNtupleMergeMode      fMpiNtupleMergeMode;
+    G4RootMpiPNtupleManager*  fMpiSlaveNtupleManager;
+};
+
+#endif