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25 // 25 //
>> 26 // $Id: G4eplusAnnihilation.hh,v 1.19 2006/06/29 19:52:16 gunter Exp $
>> 27 // GEANT4 tag $Name: geant4-08-01-patch-01 $
26 // 28 //
27 // ------------------------------------------- 29 // -------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class header file 31 // GEANT4 Class header file
30 // 32 //
31 // 33 //
32 // File name: G4eplusAnnihilation 34 // File name: G4eplusAnnihilation
33 // 35 //
34 // Author: Vladimir Ivanchenko on base 36 // Author: Vladimir Ivanchenko on base of Michel Maire code
35 // 37 //
36 // Creation date: 02.08.2004 38 // Creation date: 02.08.2004
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 08-11-04 Migration to new interface of Stor 41 // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivanchenko)
40 // 15-03-05 Update interface according to chan << 42 // 15-03-05 Update interface according to changings in G4VEmProcess (V.Ivanchenko)
41 // in G4VEmProcess (V.Ivanchenko) <<
42 // 08-04-05 Major optimisation of internal int 43 // 08-04-05 Major optimisation of internal interfaces (V.Ivanchenko)
43 // 04-05-05 Make class to be default (V.Ivanch 44 // 04-05-05 Make class to be default (V.Ivanchenko)
44 // 04-12-05 SetProposedKineticEnergy(0.) for a 45 // 04-12-05 SetProposedKineticEnergy(0.) for annihilated positron (mma)
45 // 09-08-06 add SetModel(G4VEmModel*) (mma) <<
46 // 12-09-06, move SetModel(G4VEmModel*) in G4V <<
47 // 46 //
48 // 47 //
49 // Class Description: 48 // Class Description:
50 // 49 //
51 // This class manages the process of e+ annihi << 50 // This class manages the process of e+ annihilation into 2 gammas
52 // It is possible to enable ApplyCuts and Enta <<
53 // G4EmParameters class using UI commands or C <<
54 // EM splitting or Russian roulette are allowe <<
55 // are enabled. <<
56 // 51 //
>> 52
57 // ------------------------------------------- 53 // -------------------------------------------------------------------
58 // 54 //
59 55
60 #ifndef G4eplusAnnihilation_h 56 #ifndef G4eplusAnnihilation_h
61 #define G4eplusAnnihilation_h 1 57 #define G4eplusAnnihilation_h 1
62 58
63 #include "G4VEmProcess.hh" 59 #include "G4VEmProcess.hh"
64 << 60 #include "G4Positron.hh"
65 class G4ParticleDefinition; << 61 #include "G4VEmModel.hh"
66 class G4VPositronAtRestModel; <<
67 62
68 class G4eplusAnnihilation : public G4VEmProces 63 class G4eplusAnnihilation : public G4VEmProcess
69 { 64 {
70 65
71 public: 66 public:
72 67
73 explicit G4eplusAnnihilation(const G4String& << 68 G4eplusAnnihilation(const G4String& name = "annihil");
74 69
75 ~G4eplusAnnihilation() override; << 70 virtual ~G4eplusAnnihilation();
76 71
77 G4bool IsApplicable(const G4ParticleDefiniti << 72 virtual G4bool IsApplicable(const G4ParticleDefinition& p);
78 73
79 G4VParticleChange* AtRestDoIt( << 74 virtual G4VParticleChange* AtRestDoIt(
80 const G4Track& tr 75 const G4Track& track,
81 const G4Step& ste << 76 const G4Step& stepData);
82 77
83 G4double AtRestGetPhysicalInteractionLength( 78 G4double AtRestGetPhysicalInteractionLength(
84 const G4Track& tr 79 const G4Track& track,
85 G4ForceCondition* 80 G4ForceCondition* condition
86 ) override; << 81 );
87 82
88 // print documentation in html format << 83 // Print out of the class parameters
89 void ProcessDescription(std::ostream&) const << 84 virtual void PrintInfo();
90 <<
91 G4eplusAnnihilation & operator=(const G4eplu <<
92 G4eplusAnnihilation(const G4eplusAnnihilatio <<
93 85
94 protected: 86 protected:
95 87
96 void InitialiseProcess(const G4ParticleDefin << 88 virtual void InitialiseProcess(const G4ParticleDefinition*);
97 89
98 // Print out of the class parameters << 90 std::vector<G4DynamicParticle*>* SecondariesPostStep(
99 void StreamProcessInfo(std::ostream& outFile << 91 G4VEmModel*,
>> 92 const G4MaterialCutsCouple*,
>> 93 const G4DynamicParticle*);
100 94
101 private: 95 private:
102 96
103 G4VPositronAtRestModel* f2GammaAtRestModel{n << 97 // hide assignment operator
104 G4VPositronAtRestModel* f3GammaAtRestModel{n << 98 G4eplusAnnihilation & operator=(const G4eplusAnnihilation &right);
105 G4int fEntanglementModelID; << 99 G4eplusAnnihilation(const G4eplusAnnihilation&);
106 G4bool isInitialised{false}; << 100
107 G4bool fEntangled{false}; << 101 G4bool isInitialised;
108 G4bool fApplyCuts{false}; << 102
109 }; 103 };
>> 104
>> 105 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 106 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 107
>> 108 inline G4bool G4eplusAnnihilation::IsApplicable(const G4ParticleDefinition& p)
>> 109 {
>> 110 return (&p == G4Positron::Positron());
>> 111 }
>> 112
>> 113 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 114
>> 115 inline G4double G4eplusAnnihilation::AtRestGetPhysicalInteractionLength(
>> 116 const G4Track&, G4ForceCondition* condition)
>> 117 {
>> 118 *condition = NotForced;
>> 119 return 0.0;
>> 120 }
>> 121
>> 122 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 123
>> 124 inline std::vector<G4DynamicParticle*>* G4eplusAnnihilation::SecondariesPostStep(
>> 125 G4VEmModel* model,
>> 126 const G4MaterialCutsCouple* couple,
>> 127 const G4DynamicParticle* dp)
>> 128 {
>> 129 fParticleChange.SetProposedKineticEnergy(0.);
>> 130 fParticleChange.ProposeTrackStatus(fStopAndKill);
>> 131 return model->SampleSecondaries(couple, dp);
>> 132 }
110 133
111 //....oooOO0OOooo........oooOO0OOooo........oo 134 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
112 135
113 #endif 136 #endif
114 137