MCTruth/include/MCTruthManager.hh

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0025 //
0026 /// \file eventgenerator/HepMC/MCTruth/include/MCTruthManager.hh
0027 /// \brief Definition of the MCTruthManager class
0028 //
0029 //
0030 //
0031 //
0032 // --------------------------------------------------------------
0033 //      GEANT 4 - MCTruthManager class
0034 // --------------------------------------------------------------
0035 //
0036 // Author: Witold POKORSKI (Witold.Pokorski@cern.ch)
0037 // Date  : 2006-02-28
0038 //
0039 // --------------------------------------------------------------
0040 #ifndef INCLUDE_MCTRUTHMANAGER_H
0041 #define INCLUDE_MCTRUTHMANAGER_H 1
0042
0043 #include "HepMC/GenEvent.h"
0044 #include "HepMC/GenParticle.h"
0045 #include "MCTruthConfig.hh"
0046
0047 #include "G4LorentzVector.hh"
0048 #include "G4Types.hh"
0049
0050 class MCTruthManager
0051 {
0052   public:
0053     static MCTruthManager* GetInstance();
0054
0055     void NewEvent();
0056     HepMC::GenEvent* GetCurrentEvent() const { return fEvent; }
0057     void PrintEvent();
0058
0059     void AddParticle(G4LorentzVector&, G4LorentzVector&, G4LorentzVector&, G4int, G4int, G4int,
0060                      G4bool);
0061
0062     void SetConfig(MCTruthConfig* c) { fConfig = c; }
0063     MCTruthConfig* GetConfig() const { return fConfig; }
0064
0065   protected:
0066     MCTruthManager();
0067
0068     virtual ~MCTruthManager();
0069
0070   private:
0071     HepMC::GenEvent* fEvent;
0072
0073     // vector containing barcodes of primary particles (not having any mother)
0074     //
0075     std::vector<G4int> fPrimarybarcodes;
0076
0077     // map containing number of 'segmentations' for each particle (i.e. number
0078     // of additional vertices introduced in order to attach secondary particles
0079     // which were created 'in-flight', for instance bremstrahlung gammas, etc)
0080     //
0081     std::map<G4int, G4int> fSegmentations;
0082
0083     // different criteria for storing (or not) particles
0084     //
0085     MCTruthConfig* fConfig;
0086
0087     // recursive printing of the tree
0088     //
0089     void PrintTree(HepMC::GenParticle*, G4String);
0090 };
0091 #endif  // INCLUDE_MCTRUTHMANAGER_H