LegacyLArG4/ISCalculationSeparate.h

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////////////////////////////////////////////////////////////////////////
/// \file  ISCalculationSeparate.h
/// \brief Interface to algorithm class for a specific calculation of
///        ionization electrons and scintillation photons assuming there
///        is no correlation between the two
///
/// \author  brebel@fnal.gov
////////////////////////////////////////////////////////////////////////
#ifndef LARG4_ISCALCULATIONSEPARATE_H
#define LARG4_ISCALCULATIONSEPARATE_H

#include "larsim/LegacyLArG4/ISCalculation.h"

// forward declarations
class G4EmSaturation;
class G4Step;

namespace larg4 {

  class ISCalculationSeparate : public ISCalculation {
  public:
    ISCalculationSeparate();
    void Reset() override;
    void CalculateIonizationAndScintillation(const G4Step* step) override;
    double
    StepSizeLimit() const override
    {
      return fStepSize;
    }

  private:
    double fStepSize;              ///< maximum step to take
    double fEfield;                ///< value of electric field from LArProperties service
    double fGeVToElectrons;        ///< conversion factor from LArProperties service
    double fRecombA;               ///< from LArG4Parameters service
    double fRecombk;               ///< from LArG4Parameters service
    double fModBoxA;               ///< from LArG4Parameters service
    double fModBoxB;               ///< from LArG4Parameters service
    bool fUseModBoxRecomb;         ///< from LArG4Parameters service
    bool fScintByParticleType;     ///< from LArProperties service
    double fScintYieldFactor;      ///< scintillation yield factor
    G4EmSaturation* fEMSaturation; ///< pointer to EM saturation
  };
}
#endif // LARG4_ISCALCULATIONSEPARATE_H