G4ePairProduction.hh

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// $Id: G4ePairProduction.hh 72895 2013-08-09 11:34:16Z vnivanch $
//
// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
//
// File name:     G4ePairProduction
//
// Author:        Vladimir Ivanchenko
//
// Creation date: 17.03.2016
//
// Modifications:
//
// Class Description:
//
// This class manages the PairProduction process for e+-.
// it inherites from G4VEnergyLossProcess.
//

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

#ifndef G4ePairProduction_h
#define G4ePairProduction_h 1

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#include "globals.hh"
#include "G4VEnergyLossProcess.hh"

class G4ePairProduction : public G4VEnergyLossProcess
{
public:

  explicit G4ePairProduction(const G4String& processName = "ePairProd");

  ~G4ePairProduction() = default;

  virtual G4bool IsApplicable(const G4ParticleDefinition& p) override;

  virtual G4double MinPrimaryEnergy(const G4ParticleDefinition* p,
            const G4Material*, G4double cut) override;

  inline void SetLowestKineticEnergy(G4double e);

  // print description in html
  virtual void ProcessDescription(std::ostream&) const override;

protected:

  // Print out of the class parameters
  virtual void StreamProcessInfo(std::ostream& outFile,
                             G4String endOfLine=G4String("\n")) const override;

  virtual void InitialiseEnergyLossProcess(const G4ParticleDefinition*,
             const G4ParticleDefinition*) override;

private:

  G4ePairProduction & operator=(const G4ePairProduction &right) = delete;
  G4ePairProduction(const G4ePairProduction&) = delete;

protected:

  const G4ParticleDefinition* theParticle;
  G4double                    lowestKinEnergy;
  G4bool                      isInitialised;

};

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inline void G4ePairProduction::SetLowestKineticEnergy(G4double e) 
{
  lowestKinEnergy = e;
}

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#endif