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25 // 25 //
>> 26 // $Id: G4MuIonisation.hh,v 1.28 2006/06/29 19:49:16 gunter Exp $
>> 27 // GEANT4 tag $Name: geant4-08-03-patch-02 $
26 // 28 //
27 // ------------------------------------------- 29 // -------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class header file 31 // GEANT4 Class header file
30 // 32 //
31 // 33 //
32 // File name: G4MuIonisation 34 // File name: G4MuIonisation
33 // 35 //
34 // Author: Laszlo Urban 36 // Author: Laszlo Urban
35 // 37 //
36 // Creation date: 30.05.1997 38 // Creation date: 30.05.1997
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 41 //
40 // corrected by L.Urban on 24/09/97 42 // corrected by L.Urban on 24/09/97
41 // corrected by L.Urban on 13/01/98 43 // corrected by L.Urban on 13/01/98
42 // bugs fixed by L.Urban on 02/02/99 44 // bugs fixed by L.Urban on 02/02/99
43 // 10/02/00 modifications , new e.m. structure 45 // 10/02/00 modifications , new e.m. structure, L.Urban
44 // 10-08-01 new methods Store/Retrieve Physics 46 // 10-08-01 new methods Store/Retrieve PhysicsTable (mma)
45 // 14-08-01 new function ComputeRestrictedMean 47 // 14-08-01 new function ComputeRestrictedMeandEdx() + 'cleanup' (mma)
46 // 19-09-01 come back to previous process name 48 // 19-09-01 come back to previous process name "hIoni"
47 // 29-10-01 all static functions no more inlin 49 // 29-10-01 all static functions no more inlined
48 // 10-05-02 V.Ivanchenko update to new design 50 // 10-05-02 V.Ivanchenko update to new design
49 // 09-12-02 V.Ivanchenko remove warning 51 // 09-12-02 V.Ivanchenko remove warning
50 // 26-12-02 Secondary production moved to deri 52 // 26-12-02 Secondary production moved to derived classes (VI)
51 // 24-01-03 Make models region aware (V.Ivanch 53 // 24-01-03 Make models region aware (V.Ivanchenko)
52 // 05-02-03 Fix compilation warnings (V.Ivanch 54 // 05-02-03 Fix compilation warnings (V.Ivanchenko)
53 // 13-02-03 SubCutoff regime is assigned to a 55 // 13-02-03 SubCutoff regime is assigned to a region (V.Ivanchenko)
54 // 23-05-03 Add fluctuation model as a member 56 // 23-05-03 Add fluctuation model as a member function (V.Ivanchenko)
55 // 03-06-03 Add SetIntegral method to choose f 57 // 03-06-03 Add SetIntegral method to choose fluctuation model (V.Ivanchenko)
56 // 03-06-03 Fix initialisation problem for STD 58 // 03-06-03 Fix initialisation problem for STD ionisation (V.Ivanchenko)
57 // 08-08-03 STD substitute standard (V.Ivanch 59 // 08-08-03 STD substitute standard (V.Ivanchenko)
58 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossPro 60 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko)
59 // 21-01-04 Migrade to G4ParticleChangeForLoss 61 // 21-01-04 Migrade to G4ParticleChangeForLoss (V.Ivanchenko)
60 // 17-08-04 Rename the process "Mu" -> "mu" (V 62 // 17-08-04 Rename the process "Mu" -> "mu" (V.Ivanchenko)
61 // 08-11-04 Migration to new interface of Stor 63 // 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
62 // 08-04-05 Major optimisation of internal int 64 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
63 // 65 //
64 // Class Description: 66 // Class Description:
65 // 67 //
66 // This class manages the ionisation process f 68 // This class manages the ionisation process for muons.
67 // it inherites from G4VContinuousDiscreteProc 69 // it inherites from G4VContinuousDiscreteProcess via G4VEnergyLossProcess.
68 // 70 //
69 71
70 // ------------------------------------------- 72 // -------------------------------------------------------------------
71 // 73 //
72 74
73 #ifndef G4MuIonisation_h 75 #ifndef G4MuIonisation_h
74 #define G4MuIonisation_h 1 76 #define G4MuIonisation_h 1
75 77
76 #include "G4VEnergyLossProcess.hh" 78 #include "G4VEnergyLossProcess.hh"
>> 79 #include "G4Electron.hh"
>> 80 #include "G4Positron.hh"
77 #include "globals.hh" 81 #include "globals.hh"
78 #include "G4VEmModel.hh" 82 #include "G4VEmModel.hh"
79 83
80 class G4Material; 84 class G4Material;
>> 85 class G4VEmFluctuationModel;
>> 86 class G4ParticleChangeForLoss;
81 87
82 class G4MuIonisation : public G4VEnergyLossPro 88 class G4MuIonisation : public G4VEnergyLossProcess
83 { 89 {
84 90
85 public: 91 public:
86 92
87 explicit G4MuIonisation(const G4String& name << 93 G4MuIonisation(const G4String& name = "muIoni");
88 94
89 ~G4MuIonisation() override = default; << 95 virtual ~G4MuIonisation();
90 96
91 G4bool IsApplicable(const G4ParticleDefiniti << 97 G4bool IsApplicable(const G4ParticleDefinition& p);
92 98
93 G4double MinPrimaryEnergy(const G4ParticleDe 99 G4double MinPrimaryEnergy(const G4ParticleDefinition* p,
94 const G4Material*, << 100 const G4Material*, G4double cut);
95 101
>> 102 std::vector<G4DynamicParticle*>* SecondariesPostStep(
>> 103 G4VEmModel*,
>> 104 const G4MaterialCutsCouple*,
>> 105 const G4DynamicParticle*,
>> 106 G4double& tcut);
96 107
97 // print description in html << 108 // Print out of the class parameters
98 void ProcessDescription(std::ostream&) const << 109 void PrintInfo();
99 <<
100 // hide assignment operator <<
101 G4MuIonisation & operator=(const G4MuIonisat <<
102 G4MuIonisation(const G4MuIonisation&) = dele <<
103 110
104 protected: 111 protected:
105 112
106 void InitialiseEnergyLossProcess(const G4Par << 113 virtual void InitialiseEnergyLossProcess(const G4ParticleDefinition*,
107 const G4Par << 114 const G4ParticleDefinition*);
108 115
109 private: 116 private:
110 117
111 const G4ParticleDefinition* theParticle = nu << 118 // hide assignment operator
112 const G4ParticleDefinition* theBaseParticle << 119 G4MuIonisation & operator=(const G4MuIonisation &right);
>> 120 G4MuIonisation(const G4MuIonisation&);
>> 121
>> 122 G4double mass;
>> 123 G4double ratio;
>> 124
>> 125 const G4ParticleDefinition* theParticle;
>> 126 const G4ParticleDefinition* theBaseParticle;
>> 127 G4VEmFluctuationModel* flucModel;
113 128
114 G4double mass = 0.0; << 129 G4ParticleChangeForLoss* fParticleChange;
115 G4double ratio = 0.0; <<
116 130
117 G4bool isInitialised = false; << 131 G4bool isInitialised;
118 }; 132 };
>> 133
>> 134 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 135 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 136
>> 137 inline G4bool G4MuIonisation::IsApplicable(const G4ParticleDefinition& p)
>> 138 {
>> 139 return (p.GetPDGCharge() != 0.0 && p.GetPDGMass() > 10.0*MeV);
>> 140 }
>> 141
>> 142 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 143
>> 144 inline G4double G4MuIonisation::MinPrimaryEnergy(const G4ParticleDefinition*,
>> 145 const G4Material*,
>> 146 G4double cut)
>> 147 {
>> 148 G4double x = 0.5*cut/electron_mass_c2;
>> 149 G4double g = x*ratio + std::sqrt((1. + x)*(1. + x*ratio*ratio));
>> 150 return mass*(g - 1.0);
>> 151 }
>> 152
>> 153 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 154
>> 155 inline std::vector<G4DynamicParticle*>* G4MuIonisation::SecondariesPostStep(
>> 156 G4VEmModel* model,
>> 157 const G4MaterialCutsCouple* couple,
>> 158 const G4DynamicParticle* dp,
>> 159 G4double& tcut)
>> 160 {
>> 161 return model->SampleSecondaries(couple, dp, tcut);
>> 162 }
119 163
120 //....oooOO0OOooo........oooOO0OOooo........oo 164 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
121 165
122 #endif 166 #endif
123 167