Par02FastSimModelEMCal.hh

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/// \file Par02FastSimModelEMCal.hh
/// \brief Definition of the Par02FastSimModelEMCal class
 
#ifndef PAR02_EMCAL_FAST_SIM_MODEL_H
#define PAR02_EMCAL_FAST_SIM_MODEL_H
 
#include "G4VFastSimulationModel.hh"
#include "Par02DetectorParametrisation.hh"
#include "G4Step.hh"
 
/// Shortcut to the ordinary tracking for electromagnetic calorimeters.
///
/// The fast simulation model describes what should be done instead of a
/// normal tracking. Instead of the ordinary tracking, a particle deposits
/// its energy at the entrance to the electromagnetic calorimeter and its value
/// is smeared (by Par02Smearer::SmearMomentum()). Based on G4 
/// examples/extended/parametrisations/Par01/include/Par01EMShowerModel.hh .
/// @author Anna Zaborowska
 
class Par02FastSimModelEMCal : public G4VFastSimulationModel {
  public:
    
    /// A constructor.
    /// @param aModelName A name of the fast simulation model.
    /// @param aEnvelope A region where the model can take over the ordinary tracking.
    /// @param aParamType A parametrisation type.
    Par02FastSimModelEMCal( G4String aModelName, G4Region* aEnvelope, 
                            Par02DetectorParametrisation::Parametrisation aParamType );
    
    /// A constructor.
    /// @param aModelName A name of the fast simulation model.
    /// @param aEnvelope A region where the model can take over the ordinary tracking.
    Par02FastSimModelEMCal( G4String aModelName, G4Region* aEnvelope );
    
    /// A constructor.
    /// @param aModelName A name of the fast simulation model.
    Par02FastSimModelEMCal( G4String aModelName );
 
    ~Par02FastSimModelEMCal();
 
    /// Checks if this model should be applied to this particle type.
    /// @param aParticle A particle definition (type).
    virtual G4bool IsApplicable( const G4ParticleDefinition& aParticle );
    
    /// Checks if the model should be applied, taking into account the
    /// kinematics of a track.
    /// @param aFastTrack A track.
    virtual G4bool ModelTrigger( const G4FastTrack & aFastTrack );
    
    /// Smears the energy deposit and saves it, together with the 
    /// position of the deposit, the electromagnetic calorimeter resolution
    /// and efficiency to the Par02PrimaryParticleInformation.
    /// @param aFastTrack A track.
    /// @param aFastStep A step.
    virtual void DoIt( const G4FastTrack& aFastTrack, G4FastStep& aFastStep );
 
  private:
    
    /// A pointer to Par02DetectorParametrisation used to get the efficiency and
    /// resolution of the detector for a given particle and parametrisation type.
    Par02DetectorParametrisation* fCalculateParametrisation;
    
    /// A parametrisation type.
    Par02DetectorParametrisation::Parametrisation fParametrisation;
};
 
#endif