Gabriele Cosmo
118 lines
5.9 KiB
C++
118 lines
5.9 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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/// \file SteppingAction.hh
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/// \brief Definition of the SteppingAction class
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#ifndef SteppingAction_H
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#define SteppingAction_H 1
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#include "G4ThreeVector.hh"
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#include "G4UserSteppingAction.hh"
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#include "globals.hh"
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#include <array>
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class Run;
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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class SteppingAction : public G4UserSteppingAction
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{
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public:
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SteppingAction();
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~SteppingAction() override = default;
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void UserSteppingAction(const G4Step*) override;
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// This is the main method where the step lengths of particles inside
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// the scoring shell are collected, and then the corresponding fluences
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// are filled up in the Run object where they are stored (and then
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// printed out at the end of the Run).
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// (For simplicity and brevity, we avoid histograms and compute instead
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// some statistics ourself, which will be print-out at the end of the run.)
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void Initialize();
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// This method is called by RunAction::BeginOfRunAction for the
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// initialization of the stepping-action at the beginning of each Run.
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// This is necessary because different runs can have different primary particle
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// types, kinetic energies, and detector configurations.
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void SetRunPointer(Run* inputValue = nullptr) { fRunPtr = inputValue; }
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// This method is called by RunAction::BeginOfRunAction for providing to the
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// stepping-action the pointer to the run object at the beginning of each Run.
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// This pointer is then used to pass the information collected by the stepping-action
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// to the run object.
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G4double GetCubicVolumeScoringTrackerShell() const { return fCubicVolumeScoringTrackerShell; }
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G4double GetCubicVolumeScoringEmCaloShell() const { return fCubicVolumeScoringEmCaloShell; }
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G4double GetCubicVolumeScoringHadCaloShell() const { return fCubicVolumeScoringHadCaloShell; }
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// Needed to get the fluence from the sum of step lengths
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static const G4int fkNumberScoringShells = 3; // tracker, emCalo, hadCalo
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static const G4int fkNumberKinematicRegions = 3; // all, below 20 MeV, above 20 MeV
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static const G4int fkNumberScoringPositions = 2; // forward, backward (hemisphere, w.r.t.
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// the primary particle direction)
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static const G4int fkNumberParticleTypes = 11; // all, e, gamma, mu, nu, pi, n, p, ions,
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// other-mesons, other-baryons
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static const G4int fkNumberCombinations = fkNumberScoringShells * fkNumberKinematicRegions
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* fkNumberScoringPositions * fkNumberParticleTypes;
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static const std::array<G4String, fkNumberScoringShells> fkArrayScoringShellNames;
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static const std::array<G4String, fkNumberKinematicRegions> fkArrayKinematicRegionNames;
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static const std::array<G4String, fkNumberScoringPositions> fkArrayScoringPositionNames;
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static const std::array<G4String, fkNumberParticleTypes> fkArrayParticleTypeNames;
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static G4int GetIndex(const G4int iScoringShell, const G4int iKinematicRegion,
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const G4int iScoringPosition, const G4int iParticleType);
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private:
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Run* fRunPtr; // Pointer to the Run object
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G4int fPrimaryParticleId;
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G4double fPrimaryParticleEnergy;
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G4ThreeVector fPrimaryParticleDirection;
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G4String fTrackerMaterialName;
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G4String fEmCaloMaterialName;
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G4String fHadCaloMaterialName;
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G4bool fIsFirstStepOfTheEvent;
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G4bool fIsFirstStepInTracker;
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G4bool fIsFirstStepInScoringTrackerShell;
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G4double fCubicVolumeScoringTrackerShell;
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G4bool fIsFirstStepInEmCalo;
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G4bool fIsFirstStepInScoringEmCaloShell;
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G4double fCubicVolumeScoringEmCaloShell;
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G4bool fIsFirstStepInHadCalo;
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G4bool fIsFirstStepInScoringHadCaloShell;
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G4double fCubicVolumeScoringHadCaloShell;
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std::array<G4double, fkNumberCombinations> fArraySumStepLengths;
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// Array to collect the sum of step lengths in the scoring shells for the whole run,
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// according to the various cases (scoring shell, kinematical region, scoring position
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// and particle type).
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// Note that the fluence in a scoring volume is defined as sum of step lengths
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// in that scoring volume divided by the cubic-volume of that scoring volume.
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};
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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#endif
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