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25 // 25 //
26 // 26 //
27 // ------------------------------------------- 27 // -------------------------------------------------------------------
28 // 28 //
29 // GEANT4 Class header file 29 // GEANT4 Class header file
30 // 30 //
31 // 31 //
32 // File name: G4eeToTwoGammaModel 32 // File name: G4eeToTwoGammaModel
33 // 33 //
34 // Author: Vladimir Ivanchenko on base 34 // Author: Vladimir Ivanchenko on base of Michel Maire code
35 // 35 //
36 // Creation date: 02.08.2004 36 // Creation date: 02.08.2004
37 // 37 //
38 // Modifications: 38 // Modifications:
39 // 08-04-05 Major optimisation of internal int 39 // 08-04-05 Major optimisation of internal interfaces (V.Ivanchenko)
40 // 18-04-05 Compute CrossSectionPerVolume (V.I 40 // 18-04-05 Compute CrossSectionPerVolume (V.Ivanchenko)
41 // 06-02-06 ComputeCrossSectionPerElectron, Co 41 // 06-02-06 ComputeCrossSectionPerElectron, ComputeCrossSectionPerAtom (mma)
42 // 20-10-06 Add theGamma as a member (V.Ivanch 42 // 20-10-06 Add theGamma as a member (V.Ivanchenko)
43 // 43 //
44 // 44 //
45 // Class Description: 45 // Class Description:
46 // 46 //
47 // Implementation of e+ annihilation into 2 ga << 47 // Implementation of e+ annihilation into 2 gamma
48 // Annihilation at rest is sampled by G4VPosit << 48
49 // <<
50 // ------------------------------------------- 49 // -------------------------------------------------------------------
51 // 50 //
52 51
53 #ifndef G4eeToTwoGammaModel_h 52 #ifndef G4eeToTwoGammaModel_h
54 #define G4eeToTwoGammaModel_h 1 53 #define G4eeToTwoGammaModel_h 1
55 54
56 #include "G4VEmModel.hh" 55 #include "G4VEmModel.hh"
57 #include <vector> <<
58 56
59 class G4ParticleChangeForGamma; 57 class G4ParticleChangeForGamma;
60 58
61 class G4eeToTwoGammaModel : public G4VEmModel 59 class G4eeToTwoGammaModel : public G4VEmModel
62 { 60 {
63 61
64 public: 62 public:
65 63
66 explicit G4eeToTwoGammaModel(const G4Particl << 64 explicit G4eeToTwoGammaModel(const G4ParticleDefinition* p = 0,
67 const G4String& 65 const G4String& nam = "eplus2gg");
68 66
69 ~G4eeToTwoGammaModel() override; << 67 virtual ~G4eeToTwoGammaModel();
70 68
71 void Initialise(const G4ParticleDefinition*, << 69 virtual void Initialise(const G4ParticleDefinition*,
>> 70 const G4DataVector&) override;
72 71
73 virtual G4double ComputeCrossSectionPerElect 72 virtual G4double ComputeCrossSectionPerElectron(G4double kinEnergy);
74 73
75 G4double ComputeCrossSectionPerAtom( << 74 virtual G4double ComputeCrossSectionPerAtom(
76 const G4Parti << 75 const G4ParticleDefinition*,
77 G4double kinE << 76 G4double kinEnergy,
78 G4double Z, << 77 G4double Z,
79 G4double A = << 78 G4double A = 0.,
80 G4double cutE << 79 G4double cutEnergy = 0.,
81 G4double maxE << 80 G4double maxEnergy = DBL_MAX) override;
82 << 81
83 G4double CrossSectionPerVolume(const G4Mater << 82 virtual G4double CrossSectionPerVolume(const G4Material*,
84 const G4ParticleDefinition*, << 83 const G4ParticleDefinition*,
85 G4double kineticEnergy, << 84 G4double kineticEnergy,
86 G4double cutEnergy = 0.0, << 85 G4double cutEnergy = 0.0,
87 G4double maxEnergy = DBL_MAX) overrid << 86 G4double maxEnergy = DBL_MAX) override;
88 87
89 void SampleSecondaries(std::vector<G4Dynamic << 88 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
90 const G4MaterialCutsCouple*, 89 const G4MaterialCutsCouple*,
91 const G4DynamicParticle*, 90 const G4DynamicParticle*,
92 G4double tmin, 91 G4double tmin,
93 G4double maxEnergy) override; 92 G4double maxEnergy) override;
94 93
95 // hide assignment operator 94 // hide assignment operator
96 G4eeToTwoGammaModel & operator=(const G4eeT 95 G4eeToTwoGammaModel & operator=(const G4eeToTwoGammaModel &right) = delete;
97 G4eeToTwoGammaModel(const G4eeToTwoGammaMod 96 G4eeToTwoGammaModel(const G4eeToTwoGammaModel&) = delete;
98 97
99 private: 98 private:
100 99
101 G4double pi_rcl2; 100 G4double pi_rcl2;
102 const G4ParticleDefinition* theGamma; << 101 G4ParticleDefinition* theGamma;
103 G4ParticleChangeForGamma* fParticleChange; 102 G4ParticleChangeForGamma* fParticleChange;
>> 103
>> 104 static G4bool fSampleAtomicPDF;
104 }; 105 };
105 106
106 //....oooOO0OOooo........oooOO0OOooo........oo 107 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
107 108
108 #endif 109 #endif
109 110