Import Geant4 10.7.0 source tree

2020-12-04 12:30:43 +01:00
parent 67ba86d073
commit dab42d2018
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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 G4RootMpiNtupleFileManager_h
+#define G4RootMpiNtupleFileManager_h 1
+
+#include "G4RootNtupleFileManager.hh"
+
+class G4RootMpiNtupleManager;
+class G4RootMpiPNtupleManager;
+
+namespace tools {
+class impi;  
+}  
+
+class G4RootMpiNtupleFileManager : public  G4RootNtupleFileManager
+{
+  public:
+    explicit G4RootMpiNtupleFileManager(const G4AnalysisManagerState& state);
+    virtual ~G4RootMpiNtupleFileManager();
+    
+    // MPI
+    void SetMpiNtupleMerging(tools::impi* impi, 
+                             G4int mpiRank, G4int mpiSize,
+                             G4int nofReducedNtupleFiles = 0);
+
+    // virtual methods from base class
+    virtual G4bool ActionAtOpenFile(const G4String& fileName) final;
+    virtual G4bool ActionAtWrite() final;
+    virtual G4bool ActionAtCloseFile(G4bool reset) final; 
+    virtual G4bool Reset() final;
+
+    virtual std::shared_ptr<G4VNtupleManager> CreateNtupleManager() override;
+
+    std::shared_ptr<G4RootMpiNtupleManager> GetMpiNtupleManager() const;
+
+  private:
+    // methods
+    void SetMpiNtupleMergingMode(G4int nofNtupleFiles);
+    void CreateMpiNtupleManagers(tools::impi* impi, G4int mpiRank, G4int mpiSize);
+
+    // data members 
+    tools::impi* fImpi;
+    G4int fMpiRank;
+    G4int fMpiSize;
+    // std::shared_ptr<G4RootMpiNtupleManager>  fMpiNtupleManager; 
+    std::shared_ptr<G4RootMpiPNtupleManager>  fMpiSlaveNtupleManager;
+    G4bool fNtupleBooked;
+};
+
+#endif