include/Geant4/G4AdjointhIonisationModel.hh

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0025 //
0026 ////////////////////////////////////////////////////////////////////////////////
0027 //  Class:    G4AdjointhIonisationModel
0028 //  Author:         L. Desorgher
0029 //  Organisation:   SpaceIT GmbH
0030 //
0031 //  Adjoint EM model for discrete reverse hadron ionisation.
0032 //  Tested only for protons.
0033 ////////////////////////////////////////////////////////////////////////////////
0034
0035 #ifndef G4AdjointhIonisationModel_h
0036 #define G4AdjointhIonisationModel_h 1
0037
0038 #include "globals.hh"
0039 #include "G4VEmAdjointModel.hh"
0040
0041 class G4MaterialCutsCouple;
0042 class G4ParticleChange;
0043 class G4ParticleDefinition;
0044 class G4Track;
0045 class G4VEmModel;
0046
0047 class G4AdjointhIonisationModel : public G4VEmAdjointModel
0048 {
0049  public:
0050   explicit G4AdjointhIonisationModel(G4ParticleDefinition* pDef);
0051
0052   ~G4AdjointhIonisationModel() override;
0053
0054   void SampleSecondaries(const G4Track& aTrack, G4bool isScatProjToProj,
0055                          G4ParticleChange* fParticleChange) override;
0056
0057   void RapidSampleSecondaries(const G4Track& aTrack, G4bool isScatProjToProj,
0058                               G4ParticleChange* fParticleChange);
0059
0060   G4double DiffCrossSectionPerAtomPrimToSecond(
0061     G4double kinEnergyProj,  // kin energy of primary before interaction
0062     G4double kinEnergyProd,  // kinetic energy of the secondary particle
0063     G4double Z, G4double A = 0.) override;
0064
0065   G4double AdjointCrossSection(const G4MaterialCutsCouple* aCouple,
0066                                G4double primEnergy,
0067                                G4bool isScatProjToProj) override;
0068
0069   G4double GetSecondAdjEnergyMaxForScatProjToProj(
0070     G4double primAdjEnergy) override;
0071
0072   G4double GetSecondAdjEnergyMinForScatProjToProj(G4double primAdjEnergy,
0073                                                   G4double tcut = 0.) override;
0074
0075   G4double GetSecondAdjEnergyMaxForProdToProj(G4double primAdjEnergy) override;
0076
0077   G4double GetSecondAdjEnergyMinForProdToProj(G4double primAdjEnergy) override;
0078
0079   G4AdjointhIonisationModel(G4AdjointhIonisationModel&) = delete;
0080   G4AdjointhIonisationModel& operator=(const G4AdjointhIonisationModel& right) =
0081     delete;
0082
0083  private:
0084   void DefineProjectileProperty();
0085
0086   G4VEmModel* fBraggDirectEMModel;
0087
0088   // projectile properties
0089   G4double fMass           = 0.;
0090   G4double fSpin           = 0.;
0091   G4double fMagMoment2     = 0.;
0092   G4double fMassRatio      = 0.;
0093   G4double fFormFact       = 0.;
0094   G4double fOnePlusRatio2  = 0.;
0095   G4double fOneMinusRatio2 = 0.;
0096 };
0097
0098 #endif