G4DNAGeneralIonIonisationModel.hh

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// Author V.Ivanchenko 15.04.2024
//
// General ion ionisation model applicable for G4GenericIons.
// Concrete model of ion ionisation is selected on fly.
// Lowest energy limit - tracking cut and stationary mode are taken
// from EM parameters.
//
 
#ifndef G4DNAGeneralIonIonisationModel_h
#define G4DNAGeneralIonIonisationModel_h 1
 
#include "G4VEmModel.hh"
#include "G4ParticleChangeForGamma.hh"
 
class G4DNAGeneralIonIonisationModel : public G4VEmModel
{
public:
 
  G4DNAGeneralIonIonisationModel(const G4ParticleDefinition* p = nullptr, 
                         const G4String& nam = "DNAIonIonisationModel");
 
  ~G4DNAGeneralIonIonisationModel() override = default;
 
  G4DNAGeneralIonIonisationModel & operator=
  (const  G4DNAGeneralIonIonisationModel &right) = delete;
  G4DNAGeneralIonIonisationModel(const G4DNAGeneralIonIonisationModel&) = delete;
 
  void Initialise(const G4ParticleDefinition*, const G4DataVector&) override;
 
  G4double CrossSectionPerVolume(const G4Material* material,
                 const G4ParticleDefinition* p,
                 G4double ekin, G4double emin,
                 G4double emax) override;
 
  void SampleSecondaries(std::vector<G4DynamicParticle*>*,
             const G4MaterialCutsCouple*,
             const G4DynamicParticle*,
             G4double, G4double) override;
 
  void StartTracking(G4Track*) override;
 
protected:
 
  G4ParticleChangeForGamma* fParticleChangeForGamma{nullptr};
 
private:
 
  G4double fLowestEnergy{0.0};
  const G4DynamicParticle* fDynParticle{nullptr};
  G4VEmModel* fCurrentModel{nullptr};
 
  // list of concrete ion ionisation models, put extra here
  G4VEmModel* fRuddIonisation;
};
 
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#endif