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25 // 22 //
>> 23 // $Id: G4eplusAnnihilation.hh,v 1.18 2005/12/05 16:44:43 maire Exp $
>> 24 // GEANT4 tag $Name: geant4-08-00-patch-01 $
26 // 25 //
27 // ------------------------------------------- 26 // -------------------------------------------------------------------
28 // 27 //
29 // GEANT4 Class header file 28 // GEANT4 Class header file
30 // 29 //
31 // 30 //
32 // File name: G4eplusAnnihilation 31 // File name: G4eplusAnnihilation
33 // 32 //
34 // Author: Vladimir Ivanchenko on base 33 // Author: Vladimir Ivanchenko on base of Michel Maire code
35 // 34 //
36 // Creation date: 02.08.2004 35 // Creation date: 02.08.2004
37 // 36 //
38 // Modifications: 37 // Modifications:
39 // 08-11-04 Migration to new interface of Stor 38 // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivanchenko)
40 // 15-03-05 Update interface according to chan << 39 // 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 40 // 08-04-05 Major optimisation of internal interfaces (V.Ivanchenko)
43 // 04-05-05 Make class to be default (V.Ivanch 41 // 04-05-05 Make class to be default (V.Ivanchenko)
44 // 04-12-05 SetProposedKineticEnergy(0.) for a 42 // 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 // 43 //
48 // 44 //
49 // Class Description: 45 // Class Description:
50 // 46 //
51 // This class manages the process of e+ annihi << 47 // 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 // 48 //
>> 49
57 // ------------------------------------------- 50 // -------------------------------------------------------------------
58 // 51 //
59 52
60 #ifndef G4eplusAnnihilation_h 53 #ifndef G4eplusAnnihilation_h
61 #define G4eplusAnnihilation_h 1 54 #define G4eplusAnnihilation_h 1
62 55
63 #include "G4VEmProcess.hh" 56 #include "G4VEmProcess.hh"
64 << 57 #include "G4Positron.hh"
65 class G4ParticleDefinition; << 58 #include "G4VEmModel.hh"
66 class G4VPositronAtRestModel; <<
67 59
68 class G4eplusAnnihilation : public G4VEmProces 60 class G4eplusAnnihilation : public G4VEmProcess
69 { 61 {
70 62
71 public: 63 public:
72 64
73 explicit G4eplusAnnihilation(const G4String& << 65 G4eplusAnnihilation(const G4String& name = "annihil");
74 66
75 ~G4eplusAnnihilation() override; << 67 virtual ~G4eplusAnnihilation();
76 68
77 G4bool IsApplicable(const G4ParticleDefiniti << 69 virtual G4bool IsApplicable(const G4ParticleDefinition& p);
78 70
79 G4VParticleChange* AtRestDoIt( << 71 virtual G4VParticleChange* AtRestDoIt(
80 const G4Track& tr 72 const G4Track& track,
81 const G4Step& ste << 73 const G4Step& stepData);
82 74
83 G4double AtRestGetPhysicalInteractionLength( 75 G4double AtRestGetPhysicalInteractionLength(
84 const G4Track& tr 76 const G4Track& track,
85 G4ForceCondition* 77 G4ForceCondition* condition
86 ) override; << 78 );
87 79
88 // print documentation in html format << 80 // Print out of the class parameters
89 void ProcessDescription(std::ostream&) const << 81 virtual void PrintInfo();
90 <<
91 G4eplusAnnihilation & operator=(const G4eplu <<
92 G4eplusAnnihilation(const G4eplusAnnihilatio <<
93 82
94 protected: 83 protected:
95 84
96 void InitialiseProcess(const G4ParticleDefin << 85 virtual void InitialiseProcess(const G4ParticleDefinition*);
97 86
98 // Print out of the class parameters << 87 std::vector<G4DynamicParticle*>* SecondariesPostStep(
99 void StreamProcessInfo(std::ostream& outFile << 88 G4VEmModel*,
>> 89 const G4MaterialCutsCouple*,
>> 90 const G4DynamicParticle*);
100 91
101 private: 92 private:
102 93
103 G4VPositronAtRestModel* f2GammaAtRestModel{n << 94 // hide assignment operator
104 G4VPositronAtRestModel* f3GammaAtRestModel{n << 95 G4eplusAnnihilation & operator=(const G4eplusAnnihilation &right);
105 G4int fEntanglementModelID; << 96 G4eplusAnnihilation(const G4eplusAnnihilation&);
106 G4bool isInitialised{false}; << 97
107 G4bool fEntangled{false}; << 98 G4bool isInitialised;
108 G4bool fApplyCuts{false}; << 99
109 }; 100 };
>> 101
>> 102 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 103 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 104
>> 105 inline G4bool G4eplusAnnihilation::IsApplicable(const G4ParticleDefinition& p)
>> 106 {
>> 107 return (&p == G4Positron::Positron());
>> 108 }
>> 109
>> 110 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 111
>> 112 inline G4double G4eplusAnnihilation::AtRestGetPhysicalInteractionLength(
>> 113 const G4Track&, G4ForceCondition* condition)
>> 114 {
>> 115 *condition = NotForced;
>> 116 return 0.0;
>> 117 }
>> 118
>> 119 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 120
>> 121 inline std::vector<G4DynamicParticle*>* G4eplusAnnihilation::SecondariesPostStep(
>> 122 G4VEmModel* model,
>> 123 const G4MaterialCutsCouple* couple,
>> 124 const G4DynamicParticle* dp)
>> 125 {
>> 126 fParticleChange.SetProposedKineticEnergy(0.);
>> 127 fParticleChange.ProposeTrackStatus(fStopAndKill);
>> 128 return model->SampleSecondaries(couple, dp);
>> 129 }
110 130
111 //....oooOO0OOooo........oooOO0OOooo........oo 131 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
112 132
113 #endif 133 #endif
114 134