G4mplIonisationModel.hh

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//
// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
//
// File name:     G4mplIonisationModel
//
// Author:        Vladimir Ivanchenko 
//
// Creation date: 06.09.2005
//
// Modifications:
// 12.08.2007 ComputeDEDXAhlen function added (M. Vladymyrov)
//
// Class Description:
//
// Implementation of model of energy loss of the magnetic monopole

// -------------------------------------------------------------------
//

#ifndef G4mplIonisationModel_h
#define G4mplIonisationModel_h 1

#include "G4VEmModel.hh"
#include "G4VEmFluctuationModel.hh"
#include <vector>

class G4ParticleChangeForLoss;

class G4mplIonisationModel : public G4VEmModel, public G4VEmFluctuationModel
{

public:

  explicit G4mplIonisationModel(G4double mCharge,
           const G4String& nam = "mplIonisation");

  virtual ~G4mplIonisationModel();

  virtual void Initialise(const G4ParticleDefinition*, 
                          const G4DataVector&) override;

  virtual G4double ComputeDEDXPerVolume(const G4Material*,
          const G4ParticleDefinition*,
          G4double kineticEnergy,
          G4double cutEnergy) override;

  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
         const G4MaterialCutsCouple*,
         const G4DynamicParticle*,
         G4double tmin,
         G4double maxEnergy) override;


  virtual G4double SampleFluctuations(const G4MaterialCutsCouple*,
                                      const G4DynamicParticle*,
                                      G4double tmax,
                                      G4double length,
                                      G4double meanLoss) override;

  virtual G4double Dispersion(const G4Material*,
                              const G4DynamicParticle*,
                              G4double tmax,
                              G4double length) override;

  void SetParticle(const G4ParticleDefinition* p);

private:

  G4double ComputeDEDXAhlen(const G4Material* material, G4double bg2);

  // hide assignment operator
  G4mplIonisationModel & 
    operator=(const  G4mplIonisationModel &right) = delete;
  G4mplIonisationModel(const  G4mplIonisationModel&) = delete;

  const G4ParticleDefinition* monopole;
  G4ParticleChangeForLoss*    fParticleChange;

  G4double mass;
  G4double magCharge;
  G4double twoln10;
  G4double betalow;
  G4double betalim;
  G4double beta2lim;
  G4double bg2lim;
  G4double chargeSquare;
  G4double dedxlim;
  G4int    nmpl;
  G4double pi_hbarc2_over_mc2;

  static std::vector<G4double>* dedx0;
};

#endif

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