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>> 26 // $Id: G4hPairProduction.cc 66996 2013-01-29 14:50:52Z gcosmo $
26 // 27 //
27 // ------------------------------------------- 28 // -------------------------------------------------------------------
28 // 29 //
29 // GEANT4 Class file 30 // GEANT4 Class file
30 // 31 //
31 // 32 //
32 // File name: G4hPairProduction 33 // File name: G4hPairProduction
33 // 34 //
34 // Author: Vladimir Ivanchenko on base 35 // Author: Vladimir Ivanchenko on base of model for muons
35 // 36 //
36 // Creation date: 01.03.2008 37 // Creation date: 01.03.2008
37 // 38 //
38 // Modifications: 39 // Modifications:
39 // 40 //
40 // 41 //
41 // ------------------------------------------- 42 // -------------------------------------------------------------------
42 // 43 //
43 //....oooOO0OOooo........oooOO0OOooo........oo 44 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
44 //....oooOO0OOooo........oooOO0OOooo........oo 45 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
45 46
46 #include "G4hPairProduction.hh" 47 #include "G4hPairProduction.hh"
>> 48 #include "G4SystemOfUnits.hh"
>> 49 #include "G4Electron.hh"
>> 50 #include "G4Positron.hh"
47 #include "G4hPairProductionModel.hh" 51 #include "G4hPairProductionModel.hh"
>> 52 #include "G4UniversalFluctuation.hh"
48 53
49 //....oooOO0OOooo........oooOO0OOooo........oo 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
50 55
>> 56 using namespace std;
>> 57
51 G4hPairProduction::G4hPairProduction(const G4S 58 G4hPairProduction::G4hPairProduction(const G4String& name)
52 : G4MuPairProduction(name) << 59 : G4VEnergyLossProcess(name),
>> 60 theParticle(0),
>> 61 theBaseParticle(0),
>> 62 lowestKinEnergy(1.*GeV),
>> 63 isInitialised(false)
>> 64 {
>> 65 SetProcessSubType(fPairProdByCharged);
>> 66 SetSecondaryParticle(G4Positron::Positron());
>> 67 SetIonisation(false);
>> 68 }
>> 69
>> 70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 71
>> 72 G4hPairProduction::~G4hPairProduction()
53 {} 73 {}
54 74
55 //....oooOO0OOooo........oooOO0OOooo........oo 75 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
56 76
57 void G4hPairProduction::InitialiseEnergyLossPr << 77 G4bool G4hPairProduction::IsApplicable(const G4ParticleDefinition& p)
58 const G4ParticleDefin <<
59 const G4ParticleDefinition* bpart) <<
60 { 78 {
61 if (nullptr == EmModel(0)) { SetEmModel(new << 79 return (p.GetPDGCharge() != 0.0 && p.GetPDGMass() > 110.0*MeV);
62 G4MuPairProduction::InitialiseEnergyLossProc <<
63 } 80 }
64 81
65 //....oooOO0OOooo........oooOO0OOooo........oo 82 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
66 83
67 void G4hPairProduction::ProcessDescription(std << 84 G4double G4hPairProduction::MinPrimaryEnergy(const G4ParticleDefinition*,
>> 85 const G4Material*,
>> 86 G4double)
68 { 87 {
69 out << "e+e- pair production by hadrons"; << 88 return lowestKinEnergy;
70 G4VEnergyLossProcess::ProcessDescription(out <<
71 } 89 }
72 90
73 //....oooOO0OOooo........oooOO0OOooo........oo 91 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 92
>> 93 void G4hPairProduction::InitialiseEnergyLossProcess(
>> 94 const G4ParticleDefinition* part,
>> 95 const G4ParticleDefinition*)
>> 96 {
>> 97 if (!isInitialised) {
>> 98 isInitialised = true;
>> 99
>> 100 theParticle = part;
>> 101 if (!EmModel()) { SetEmModel(new G4hPairProductionModel()); }
>> 102
>> 103 G4VEmFluctuationModel* fm = 0;
>> 104 EmModel()->SetLowEnergyLimit(MinKinEnergy());
>> 105 EmModel()->SetHighEnergyLimit(MaxKinEnergy());
>> 106 AddEmModel(1, EmModel(), fm);
>> 107 }
>> 108 }
>> 109
>> 110 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 111
>> 112 void G4hPairProduction::PrintInfo()
>> 113 {}
>> 114
>> 115 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 116
>> 117
>> 118
>> 119
74 120