Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/processes/electromagnetic/lowenergy/include/G4LivermoreGammaConversionModel.hh

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 25 //
 26 // Author: Sebastien Incerti
 27 //         22 January 2012
 28 //         on base of G4LivermoreGammaConversionModel (original version)
 29 //         and G4LivermoreRayleighModel (MT version)
 30 //
 31 // Modifications: Zhuxin Li@CENBG
 32 //                11 March 2020
 33 //                derives from G4PairProductionRelModel             
 34 // -------------------------------------------------------------------
 35 
 36 #ifndef G4LivermoreGammaConversionModel_h
 37 #define G4LivermoreGammaConversionModel_h 1
 38 
 39 #include "G4PairProductionRelModel.hh"
 40 #include "G4Log.hh"
 41 
 42 class G4ParticleChangeForGamma;
 43 class G4PhysicsFreeVector;
 44 class G4PhysicsLogVector;
 45 
 46 class G4LivermoreGammaConversionModel : public G4PairProductionRelModel
 47 {
 48 public:
 49   
 50   explicit G4LivermoreGammaConversionModel(
 51              const G4ParticleDefinition* p = nullptr, 
 52              const G4String& nam = "LivermoreConversion");
 53   ~G4LivermoreGammaConversionModel() override;
 54   
 55   void Initialise(const G4ParticleDefinition*, 
 56                   const G4DataVector&) override;  
 57   void InitialiseForElement(const G4ParticleDefinition*, 
 58                                   G4int Z) override;
 59   G4double ComputeCrossSectionPerAtom(
 60                                 const G4ParticleDefinition*,
 61                                       G4double kinEnergy, 
 62                                       G4double Z, 
 63                                       G4double A=0.0, 
 64                                       G4double cut=0.0,
 65                                       G4double emax=DBL_MAX) override;
 66   G4LivermoreGammaConversionModel & operator=
 67   (const  G4LivermoreGammaConversionModel &right) = delete;
 68   G4LivermoreGammaConversionModel(const  G4LivermoreGammaConversionModel&) = delete;
 69 
 70 private:
 71   void ReadData(const G4int ZZ);
 72   const G4String& FindDirectoryPath();
 73 
 74   G4ParticleChangeForGamma* fParticleChange;
 75 
 76   static G4PhysicsFreeVector* data[101]; // 101 because Z range is 1-100
 77   static G4String gDataDirectory;
 78 
 79   G4double lowEnergyLimit;
 80   G4int verboseLevel;
 81   G4int maxZ = 100;
 82   G4bool useSpline = false;
 83   G4bool isInitialised = false;
 84 };
 85 
 86 
 87 #endif
 88