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>> 26 // $Id: G4MuBetheBlochModel.hh,v 1.18 2009-02-20 14:48:16 vnivanch Exp $
>> 27 // GEANT4 tag $Name: geant4-09-04-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: G4MuBetheBlochModel 34 // File name: G4MuBetheBlochModel
33 // 35 //
34 // Author: Vladimir Ivanchenko on base 36 // Author: Vladimir Ivanchenko on base of Laszlo Urban code
35 // 37 //
36 // Creation date: 09.08.2002 38 // Creation date: 09.08.2002
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 41 //
40 // 23-12-02 Change interface in order to move 42 // 23-12-02 Change interface in order to move to cut per region (V.Ivanchenko)
41 // 24-01-03 Make models region aware (V.Ivanch 43 // 24-01-03 Make models region aware (V.Ivanchenko)
42 // 13-02-03 Add Nama (V.Ivanchenko) 44 // 13-02-03 Add Nama (V.Ivanchenko)
43 // 10-02-04 Calculation of radiative correctio 45 // 10-02-04 Calculation of radiative corrections using R.Kokoulin model (V.I)
44 // 08-04-05 Major optimisation of internal int 46 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
45 // 12-04-05 Add usage of G4EmCorrections (V.Iv 47 // 12-04-05 Add usage of G4EmCorrections (V.Ivanchenko)
46 // 13-02-06 ComputeCrossSectionPerElectron, Co 48 // 13-02-06 ComputeCrossSectionPerElectron, ComputeCrossSectionPerAtom (mma)
47 // 49 //
48 50
49 // 51 //
50 // Class Description: 52 // Class Description:
51 // 53 //
52 // Implementation of Bethe-Bloch model of ener 54 // Implementation of Bethe-Bloch model of energy loss and
53 // delta-electron production by heavy charged 55 // delta-electron production by heavy charged particles
54 56
55 // ------------------------------------------- 57 // -------------------------------------------------------------------
56 // 58 //
57 59
58 #ifndef G4MuBetheBlochModel_h 60 #ifndef G4MuBetheBlochModel_h
59 #define G4MuBetheBlochModel_h 1 61 #define G4MuBetheBlochModel_h 1
60 62
61 #include "G4VEmModel.hh" 63 #include "G4VEmModel.hh"
62 64
63 class G4ParticleChangeForLoss; 65 class G4ParticleChangeForLoss;
64 class G4EmCorrections; 66 class G4EmCorrections;
65 67
66 class G4MuBetheBlochModel : public G4VEmModel 68 class G4MuBetheBlochModel : public G4VEmModel
67 { 69 {
68 70
69 public: 71 public:
70 72
71 explicit G4MuBetheBlochModel(const G4Particl << 73 G4MuBetheBlochModel(const G4ParticleDefinition* p = 0,
72 const G4String& << 74 const G4String& nam = "MuBetheBloch");
73 75
74 ~G4MuBetheBlochModel() override = default; << 76 virtual ~G4MuBetheBlochModel();
75 77
76 void Initialise(const G4ParticleDefinition*, << 78 virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
77 79
78 G4double MinEnergyCut(const G4ParticleDefini << 80 virtual G4double MinEnergyCut(const G4ParticleDefinition*,
79 const G4MaterialCutsCouple*) override; << 81 const G4MaterialCutsCouple*);
80 82
81 G4double ComputeCrossSectionPerElectron( << 83 virtual G4double ComputeCrossSectionPerElectron(
82 const G4ParticleDefinition*, 84 const G4ParticleDefinition*,
83 G4double kineticEnergy, 85 G4double kineticEnergy,
84 G4double cutEnergy, 86 G4double cutEnergy,
85 G4double maxEnergy); 87 G4double maxEnergy);
86 88
87 G4double ComputeCrossSectionPerAtom( << 89 virtual G4double ComputeCrossSectionPerAtom(
88 const G4ParticleDefinition*, 90 const G4ParticleDefinition*,
89 G4double kineticEnergy, 91 G4double kineticEnergy,
90 G4double Z, G4double A, 92 G4double Z, G4double A,
91 G4double cutEnergy, 93 G4double cutEnergy,
92 G4double maxEnergy) override; << 94 G4double maxEnergy);
93 95
94 G4double CrossSectionPerVolume(const G4Mater << 96 virtual G4double CrossSectionPerVolume(const G4Material*,
95 const G4ParticleDefinition*, 97 const G4ParticleDefinition*,
96 G4double kineticEnergy, 98 G4double kineticEnergy,
97 G4double cutEnergy, 99 G4double cutEnergy,
98 G4double maxEnergy) override; << 100 G4double maxEnergy);
99 <<
100 G4double ComputeDEDXPerVolume(const G4Materi <<
101 const G4Partic <<
102 G4double kinet <<
103 G4double cutEn <<
104 <<
105 void SampleSecondaries(std::vector<G4Dynamic <<
106 const G4MaterialCutsCouple*, <<
107 const G4DynamicParticle*, <<
108 G4double tmin, <<
109 G4double maxEnergy) override; <<
110 101
111 // hide assignment operator << 102 virtual G4double ComputeDEDXPerVolume(const G4Material*,
112 G4MuBetheBlochModel & operator=(const G4MuB << 103 const G4ParticleDefinition*,
113 G4MuBetheBlochModel(const G4MuBetheBlochMod << 104 G4double kineticEnergy,
>> 105 G4double cutEnergy);
>> 106
>> 107 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
>> 108 const G4MaterialCutsCouple*,
>> 109 const G4DynamicParticle*,
>> 110 G4double tmin,
>> 111 G4double maxEnergy);
114 112
115 protected: 113 protected:
116 114
117 G4double MaxSecondaryEnergy(const G4Particle << 115 virtual G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
118 G4double kinEner << 116 G4double kinEnergy);
119 117
120 private: 118 private:
121 119
122 void SetParticle(const G4ParticleDefinition* << 120 inline void SetParticle(const G4ParticleDefinition* p);
123 121
124 const G4ParticleDefinition* particle = nullp << 122 // hide assignment operator
125 G4ParticleDefinition* theElectron = nu << 123 G4MuBetheBlochModel & operator=(const G4MuBetheBlochModel &right);
126 G4ParticleChangeForLoss* fParticleChange << 124 G4MuBetheBlochModel(const G4MuBetheBlochModel&);
127 G4EmCorrections* corr = nullptr; << 125
>> 126 const G4ParticleDefinition* particle;
>> 127 G4ParticleDefinition* theElectron;
>> 128 G4ParticleChangeForLoss* fParticleChange;
>> 129 G4EmCorrections* corr;
128 130
129 G4double limitRadCorrection; <<
130 G4double limitKinEnergy; 131 G4double limitKinEnergy;
131 G4double logLimitKinEnergy; 132 G4double logLimitKinEnergy;
132 G4double mass = 1.0; << 133 G4double mass;
133 G4double massSquare = 1.0; << 134 G4double massSquare;
134 G4double ratio = 1.0; << 135 G4double ratio;
135 G4double twoln10; 136 G4double twoln10;
>> 137 G4double bg2lim;
>> 138 G4double taulim;
136 G4double alphaprime; 139 G4double alphaprime;
137 static G4double xgi[8],wgi[8]; 140 static G4double xgi[8],wgi[8];
138 }; 141 };
>> 142
>> 143 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 144
>> 145 inline void G4MuBetheBlochModel::SetParticle(const G4ParticleDefinition* p)
>> 146 {
>> 147 if(!particle) {
>> 148 particle = p;
>> 149 mass = particle->GetPDGMass();
>> 150 massSquare = mass*mass;
>> 151 ratio = electron_mass_c2/mass;
>> 152 }
>> 153 }
139 154
140 //....oooOO0OOooo........oooOO0OOooo........oo 155 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.....
141 156
142 #endif 157 #endif
143 158