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25 //
26 //
27 // -------------------------------------------------------------------
28 //
29 // GEANT4 Class header file
30 //
31 //
32 // File name: G4eeToHadronsModel
33 //
34 // Author: Vladimir Ivanchenko
35 //
36 // Creation date: 25.10.2003
37 //
38 // Modifications:
39 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
40 // 18-05-05 Use optimized interfaces (V.Ivantchenko)
41 //
42
43 //
44 // Class Description:
45 //
46
47 // -------------------------------------------------------------------
48 //
49
50 #ifndef G4eeToHadronsModel_h
51 #define G4eeToHadronsModel_h 1
52
53 #include "G4VEmModel.hh"
54
55 class G4PhysicsVector;
56 class G4Vee2hadrons;
57
58 class G4eeToHadronsModel : public G4VEmModel
59 {
60
61 public:
62
63 explicit G4eeToHadronsModel(G4Vee2hadrons*, G4int ver=0,
64 const G4String& nam = "eeToHadrons");
65
66 ~G4eeToHadronsModel() override;
67
68 void Initialise(const G4ParticleDefinition*, const G4DataVector&) override;
69
70 G4double CrossSectionPerVolume(const G4Material*,
71 const G4ParticleDefinition*,
72 G4double kineticEnergy,
73 G4double cutEnergy,
74 G4double maxEnergy) override;
75
76 G4double ComputeCrossSectionPerAtom(const G4ParticleDefinition*,
77 G4double kineticEnergy,
78 G4double Z, G4double A,
79 G4double cutEnergy = 0.0,
80 G4double maxEnergy = DBL_MAX) override;
81
82 G4double ComputeCrossSectionPerElectron(const G4ParticleDefinition*,
83 G4double kineticEnergy,
84 G4double cutEnergy = 0.0,
85 G4double maxEnergy = DBL_MAX);
86
87 void SampleSecondaries(std::vector<G4DynamicParticle*>*,
88 const G4MaterialCutsCouple*,
89 const G4DynamicParticle*,
90 G4double tmin = 0.0,
91 G4double maxEnergy = DBL_MAX) override;
92
93 G4DynamicParticle* GenerateCMPhoton(G4double);
94
95 inline G4double PeakEnergy() const;
96
97 // hide assignment operator
98 G4eeToHadronsModel & operator=(const G4eeToHadronsModel &right) = delete;
99 G4eeToHadronsModel(const G4eeToHadronsModel&) = delete;
100
101 private:
102
103 void ComputeCMCrossSectionPerElectron();
104
105 const G4ParticleDefinition* theGamma;
106
107 G4Vee2hadrons* model;
108 G4PhysicsVector* crossPerElectron = nullptr;
109 G4PhysicsVector* crossBornPerElectron = nullptr;
110
111 G4double lowKinEnergy;
112 G4double peakKinEnergy;
113 G4double highKinEnergy;
114
115 G4double emin;
116 G4double epeak;
117 G4double emax;
118
119 G4int nbins = 100;
120 G4int verbose;
121 G4bool isInitialised = false;
122 };
123
124 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
125
126 inline G4double G4eeToHadronsModel::PeakEnergy() const
127 {
128 return peakKinEnergy;
129 }
130
131 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
132
133 #endif
134