Sphere/include/TrackingAction.hh

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0025 //
0026 /// \file TrackingAction.hh
0027 /// \brief Definition of the TrackingAction class
0028
0029 #ifndef TrackingAction_h
0030 #define TrackingAction_h 1
0031
0032 #include "G4UserTrackingAction.hh"
0033 #include "globals.hh"
0034
0035 #include <array>
0036
0037 class Run;
0038
0039 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0040
0041 class TrackingAction : public G4UserTrackingAction
0042 {
0043     // We are using this class to monitor the average multiplicity, the average
0044     // kinetic energy, and the average total energy flow (i.e. sum of the
0045     // kinetic energies) of different particle types as they are produced
0046     // inside the target sphere.
0047     // The aim is then to try to correlate some changes in these (more primitive)
0048     // quantities with the observed changes in the (more indirect and complex)
0049     // particle fluences.
0050   public:
0051     TrackingAction();
0052     ~TrackingAction() override = default;
0053     void PreUserTrackingAction(const G4Track*) override;
0054     void PostUserTrackingAction(const G4Track*) override;
0055
0056     void Initialize();
0057     // This method is called by RunAction::BeginOfRunAction for the
0058     // initialization of the tracking-action at the beginning of each Run.
0059
0060     void SetRunPointer(Run* inputValue = nullptr) { fRunPtr = inputValue; }
0061     // This method is called by RunAction::BeginOfRunAction for providing to the
0062     // tracking-action the pointer to the run object at the beginning of each Run.
0063     // This pointer is then used to pass the information collected by the tracking-action
0064     // to the run object.
0065
0066     static const G4int fkNumberScoringVolumes = 1;  // only the target sphere
0067     static const G4int fkNumberKinematicRegions = 3;  // all, below 20 MeV, above 20 MeV
0068     static const G4int fkNumberParticleTypes = 11;  // all, e, gamma, mu, nu, pi, n, p, ions,
0069                                                     // other-mesons, other-baryons
0070     static const G4int fkNumberCombinations =
0071       fkNumberScoringVolumes * fkNumberKinematicRegions * fkNumberParticleTypes;
0072     static const std::array<G4String, fkNumberScoringVolumes> fkArrayScoringVolumeNames;
0073     static const std::array<G4String, fkNumberKinematicRegions> fkArrayKinematicRegionNames;
0074     static const std::array<G4String, fkNumberParticleTypes> fkArrayParticleTypeNames;
0075     static G4int GetIndex(const G4int iScoringVolume, const G4int iKinematicRegion,
0076                           const G4int iParticleType);
0077
0078   private:
0079     Run* fRunPtr;  // Pointer to the Run object
0080
0081     std::array<G4long, fkNumberCombinations> fArrayMultiplicities;
0082     std::array<G4double, fkNumberCombinations> fArraySumKineticEnergies;
0083     // Keep record of the number of particles and their kinetic energy at production,
0084     // according to the particle type and their kinetic energy range (below/above 20 MeV).
0085 };
0086
0087 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0088
0089 #endif