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/// \file B4/B4a/include/EventAction.hh
/// \brief Definition of the B4a::EventAction class

#ifndef B4aEventAction_h
#define B4aEventAction_h 1

#include "G4UserEventAction.hh"
#include "globals.hh"

namespace B4a
{

/// Event action class
///
/// It defines data members to hold the energy deposit and track lengths
/// of charged particles in Absober and Gap layers:
/// - fEnergyAbs, fEnergyGap, fTrackLAbs, fTrackLGap
/// which are collected step by step via the functions
/// - AddAbs(), AddGap()

class EventAction : public G4UserEventAction
{
  public:
    EventAction() = default;
    ~EventAction() override = default;

    void  BeginOfEventAction(const G4Event* event) override;
    void    EndOfEventAction(const G4Event* event) override;

    void AddAbs(G4double de, G4double dl);
    void AddGap(G4double de, G4double den, G4double deg, G4double dl, G4int i);


  private:
    G4double  fEnergyAbs = 0.;
    G4double  fEnergyGap = 0.;
    G4double  fEnergyGapGamma=0.;
    G4double  fEnergyGapNeutron=0.;
    G4double  fTrackLAbs = 0.;
    G4double  fTrackLGap = 0.;
    G4int fpdg=0;
};

// inline functions

inline void EventAction::AddAbs(G4double de, G4double dl) {
  fEnergyAbs += de;
  fTrackLAbs += dl;
}

// inline void EventAction::AddGapGamma(G4double de) {
//   fEnergyGapGamma += de;
//   //fTrackLGap += dl;
// }

// inline void EventAction::AddGapNeutron(G4double de) {
//   fEnergyGapNeutron += de;
//   //fTrackLGap += dl;
// }

inline void EventAction::AddGap(G4double de, G4double den, G4double deg, G4double dl, G4int i) {
  fEnergyGap += de;
  fEnergyGapNeutron+=den;
  fEnergyGapGamma+=deg;
  fTrackLGap += dl;
  fpdg=i;
}
// inline void EventAction::GetType(G4int charge) {
//   fpdg=charge;
// }

}

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#endif