RunData.hh

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/// \file B4/B4b/include/RunData.hh
/// \brief Definition of the B4b::RunData class
 
#ifndef B4bRunData_h
#define B4bRunData_h 1
 
#include "G4Run.hh"
#include "globals.hh"
 
#include <array>
 
namespace B4b
{
 
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const G4int kAbs = 0;
const G4int kGap = 1;
const G4int kDim = 2;
 
///  Run data class
///
/// It defines data members to hold the energy deposit and track lengths
/// of charged particles in Absober and Gap layers.
///
/// In order to reduce the number of data members a 2-dimensions array
/// is introduced for each quantity:
/// - fEdep[], fTrackLength[].
///
/// The data are collected step by step in SteppingAction, and
/// the accumulated values are filled in histograms and a Ntuple
/// event by event in EventAction.
 
class RunData : public G4Run
{
public:
  RunData() = default;
  ~RunData() override = default;
 
  void Add(G4int id, G4double de, G4double dl);
  void FillPerEvent();
 
  void Reset();
 
  // Get methods
  G4String  GetVolumeName(G4int id) const;
  G4double  GetEdep(G4int id) const;
  G4double  GetTrackLength(G4int id) const;
 
private:
  std::array<G4String, kDim>  fVolumeNames = { "Absorber", "Gap" };
  std::array<G4double, kDim>  fEdep = { 0., 0. };
  std::array<G4double, kDim>  fTrackLength = { 0., 0. };
};
 
// inline functions
 
inline void RunData::Add(G4int id, G4double de, G4double dl) {
  fEdep[id] += de;
  fTrackLength[id] += dl;
}
 
inline G4String  RunData::GetVolumeName(G4int id) const {
  return fVolumeNames[id];
}
 
inline G4double  RunData::GetEdep(G4int id) const {
  return fEdep[id];
}
 
inline G4double  RunData::GetTrackLength(G4int id) const {
  return fTrackLength[id];
}
 
}
 
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#endif