include/Geant4/G4PolarizedIonisationModel.hh

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0025 //
0026 // -------------------------------------------------------------------
0027 //
0028 // Geant4 Class header file
0029 //
0030 // File name:     G4PolarizedIonisationModel
0031 //
0032 // Author:        A.Schaelicke on base of Vladimir Ivanchenko code
0033 //
0034 // Class Description:
0035 //   Physics implementation of polarized Bhabha/Moller scattering
0036 //
0037 // -------------------------------------------------------------------
0038
0039 #ifndef G4PolarizedIonisationModel_h
0040 #define G4PolarizedIonisationModel_h 1
0041
0042 #include "globals.hh"
0043 #include "G4MollerBhabhaModel.hh"
0044 #include "G4StokesVector.hh"
0045 #include "G4ThreeVector.hh"
0046
0047 class G4DynamicParticle;
0048 class G4MaterialCutsCouple;
0049 class G4ParticleDefinition;
0050 class G4VPolarizedXS;
0051
0052 class G4PolarizedIonisationModel : public G4MollerBhabhaModel
0053 {
0054  public:
0055   explicit G4PolarizedIonisationModel(
0056     const G4ParticleDefinition* p = nullptr,
0057     const G4String& nam           = "PolarizedMollerBhabha");
0058
0059   virtual ~G4PolarizedIonisationModel() override;
0060
0061   virtual G4double ComputeCrossSectionPerElectron(const G4ParticleDefinition*,
0062                                                   G4double kinEnergy,
0063                                                   G4double cut,
0064                                                   G4double emax) override;
0065
0066   virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
0067                                  const G4MaterialCutsCouple*,
0068                                  const G4DynamicParticle*, G4double tmin,
0069                                  G4double maxEnergy) override;
0070
0071   G4PolarizedIonisationModel(G4PolarizedIonisationModel&) = delete;
0072   G4PolarizedIonisationModel& operator=(
0073     const G4PolarizedIonisationModel& right) = delete;
0074
0075   void SetTargetPolarization(const G4ThreeVector& pTarget)
0076   {
0077     fTargetPolarization = G4StokesVector(pTarget);
0078   }
0079   void SetBeamPolarization(const G4ThreeVector& pBeam)
0080   {
0081     fBeamPolarization = G4StokesVector(pBeam);
0082   }
0083   const G4StokesVector& GetTargetPolarization() { return fTargetPolarization; }
0084   const G4StokesVector& GetBeamPolarization() { return fBeamPolarization; }
0085   const G4StokesVector& GetFinalElectronPolarization()
0086   {
0087     return fElectronPolarization;
0088   }
0089   const G4StokesVector& GetFinalPositronPolarization()
0090   {
0091     return fPositronPolarization;
0092   }
0093
0094  private:
0095   G4VPolarizedXS* fCrossSectionCalculator;
0096
0097   G4StokesVector fBeamPolarization;
0098   G4StokesVector fTargetPolarization;
0099
0100   G4StokesVector fPositronPolarization;
0101   G4StokesVector fElectronPolarization;
0102 };
0103
0104 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0105
0106 #endif