Import Geant4 10.2.0 source tree

2016-06-10 14:11:04 +02:00
parent c9b32a6c0a
commit d4af681f38
4886 changed files with 420149 additions and 1023309 deletions
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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 G4VUserMPIrunMerger {
+public:
+  G4VUserMPIrunMerger();
+  G4VUserMPIrunMerger( const G4Run* aRun ,
+                  G4int destination = G4MPImanager::kRANK_MASTER ,
+                  G4int verbosity = 0);
+  virtual ~G4VUserMPIrunMerger() { if ( ownsBuffer) DestroyBuffer(); }
+  void SetRun( G4Run* r ) { run = r; }
+  void SetDestinationRank( G4int i ) { destinationRank = i; }
+  void SetVerbosity( G4int ver ) { verbose = ver; }
+
+  virtual void Merge();
+
+protected:
+  virtual void Pack() = 0;
+  virtual G4Run* UnPack() = 0;
+
+  void InputUserData( /*const*/ void* input_data ,const  MPI::Datatype& dt, int count) {
+    input_userdata.push_back( const_registered_data{input_data,dt,count} );
+  }
+  void OutputUserData( void* input_data ,const  MPI::Datatype& dt, int count) {
+    output_userdata.push_back( registered_data{input_data,dt,count} );
+  }
+
+ // void GetUserData(void* output_data,const MPI::Datatype& dt, int count);
+
+  void SetupOutputBuffer(char* buff, G4int size, G4int position) {
+    outputBuffer = buff;
+    outputBufferSize=size;
+    outputBufferPosition=position;
+  }
+  void DestroyBuffer() {
+    delete[] outputBuffer;
+    outputBuffer = nullptr;
+    outputBufferSize=0;
+    outputBufferPosition=0;
+    ownsBuffer = false;
+  }
+
+  G4int GetPosition() const { return outputBufferPosition; }
+  char* GetBuffer() const { return outputBuffer; }
+  G4int GetBufferSize() const { return outputBufferSize; }
+
+  void Send(const unsigned int destination);
+  void Receive(const unsigned int source);
+private:
+  char* outputBuffer;
+  G4int outputBufferSize;
+  G4int outputBufferPosition;
+  G4bool ownsBuffer;
+  unsigned int destinationRank;
+  G4Run* run;
+  unsigned int commSize;
+  MPI::Intracomm COMM_G4COMMAND_;
+  G4int verbose;
+  long bytesSent;
+
+  //Input data to send (read-only)
+  struct const_registered_data {
+    const_registered_data(const const_registered_data&) = default;
+    const_registered_data& operator=(const const_registered_data&) = default;
+    //const_registered_data(const_registered_data&&) = default;
+    //const_registered_data& operator=(const_registered_data&&) = default;
+    /*const*/ void* p_data;
+    /*const*/ MPI::Datatype dt;
+    /*const*/ int count;
+  };
+  std::vector<const_registered_data> input_userdata;
+
+  //Output data
+    struct registered_data {
+    registered_data(const registered_data&) = default;
+    registered_data& operator=(const registered_data&) = default;
+    void* p_data;
+    /*const*/ MPI::Datatype dt;
+    /*const*/ int count;
+  };
+    std::vector<registered_data> output_userdata;
+
+};
+
+
+#endif //G4MPIRUNMERGER_HH
+