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25 // 25 //
>> 26 // $Id$
26 // 27 //
27 // ------------------------------------------- 28 // -------------------------------------------------------------------
28 // 29 //
29 // GEANT4 Class header file 30 // GEANT4 Class header file
30 // 31 //
31 // 32 //
32 // File name: G4IonFluctuations 33 // File name: G4IonFluctuations
33 // 34 //
34 // Author: Vladimir Ivanchenko 35 // Author: Vladimir Ivanchenko
35 // 36 //
36 // Creation date: 02.04.2003 37 // Creation date: 02.04.2003
37 // 38 //
38 // Modifications: 39 // Modifications:
39 // 40 //
40 // 16-10-03 Changed interface to Initialisatio 41 // 16-10-03 Changed interface to Initialisation (V.Ivanchenko)
41 // 01-06-08 Added initialisation of effective 42 // 01-06-08 Added initialisation of effective charge prestep (V.Ivanchenko)
42 // 43 //
43 // Class Description: 44 // Class Description:
44 // 45 //
45 // Implementation of ion energy loss fluctuati 46 // Implementation of ion energy loss fluctuations
46 47
47 // ------------------------------------------- 48 // -------------------------------------------------------------------
48 // 49 //
49 50
50 #ifndef G4IonFluctuations_h 51 #ifndef G4IonFluctuations_h
51 #define G4IonFluctuations_h 1 52 #define G4IonFluctuations_h 1
52 53
>> 54
53 #include "G4VEmFluctuationModel.hh" 55 #include "G4VEmFluctuationModel.hh"
54 #include "G4ParticleDefinition.hh" 56 #include "G4ParticleDefinition.hh"
55 << 57 #include "G4UniversalFluctuation.hh"
56 class G4Pow; <<
57 class G4UniversalFluctuation; <<
58 58
59 class G4IonFluctuations : public G4VEmFluctuat 59 class G4IonFluctuations : public G4VEmFluctuationModel
60 { 60 {
61 61
62 public: 62 public:
63 63
64 explicit G4IonFluctuations(const G4String& n << 64 G4IonFluctuations(const G4String& nam = "IonFluc");
65 65
66 ~G4IonFluctuations() override; << 66 virtual ~G4IonFluctuations();
67 67
68 // Sample fluctuations 68 // Sample fluctuations
69 G4double SampleFluctuations(const G4Material << 69 G4double SampleFluctuations(const G4Material*,
70 const G4DynamicParticle*, << 70 const G4DynamicParticle*,
71 const G4double tcut, << 71 G4double& tmax,
72 const G4double tmax, << 72 G4double& length,
73 const G4double length, << 73 G4double& meanLoss);
74 const G4double meanLoss) override; <<
75 74
76 // Compute dispertion 75 // Compute dispertion
77 G4double Dispersion(const G4Material*, 76 G4double Dispersion(const G4Material*,
78 const G4DynamicParticle*, 77 const G4DynamicParticle*,
79 const G4double tcut, << 78 G4double& tmax,
80 const G4double tmax, << 79 G4double& length);
81 const G4double length) override; <<
82 80
83 // Initialisation prerun 81 // Initialisation prerun
84 void InitialiseMe(const G4ParticleDefinition << 82 void InitialiseMe(const G4ParticleDefinition*);
85 83
86 // Initialisation prestep 84 // Initialisation prestep
87 void SetParticleAndCharge(const G4ParticleDe << 85 void SetParticleAndCharge(const G4ParticleDefinition*, G4double q2);
88 G4double q2) override; <<
89 <<
90 // hide assignment operator <<
91 G4IonFluctuations & operator=(const G4IonFl <<
92 G4IonFluctuations(const G4IonFluctuations&) <<
93 86
94 private: 87 private:
95 88
96 G4double Factor(const G4Material*, G4double 89 G4double Factor(const G4Material*, G4double Zeff);
97 G4double RelativisticFactor(const G4Material 90 G4double RelativisticFactor(const G4Material*, G4double Zeff);
98 91
99 const G4ParticleDefinition* particle = nullp << 92 // hide assignment operator
100 G4UniversalFluctuation* uniFluct; << 93 G4IonFluctuations & operator=(const G4IonFluctuations &right);
101 G4Pow* g4calc; << 94 G4IonFluctuations(const G4IonFluctuations&);
>> 95
>> 96 G4UniversalFluctuation uniFluct;
>> 97 const G4ParticleDefinition* particle;
102 98
103 G4double particleMass; 99 G4double particleMass;
104 G4double charge = 1.0; << 100 G4double charge;
105 G4double chargeSquare = 1.0; << 101 G4double chargeSquare;
106 G4double effChargeSquare = 1.0; << 102 G4double effChargeSquare;
107 103
108 // data members to speed up the fluctuation 104 // data members to speed up the fluctuation calculation
109 G4double parameter; 105 G4double parameter;
>> 106 G4double minNumberInteractionsBohr;
110 G4double theBohrBeta2; 107 G4double theBohrBeta2;
111 G4double minFraction = 0.2; << 108 G4double minFraction;
112 G4double xmin = 0.2; << 109 G4double xmin;
113 G4double minLoss; 110 G4double minLoss;
114 // cash 111 // cash
115 G4double kineticEnergy = 0.0; << 112 G4double kineticEnergy;
116 G4double beta2 = 0.0; << 113 G4double beta2;
117 }; 114 };
118 115
119 //....oooOO0OOooo........oooOO0OOooo........oo 116 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
120 117
121 #endif 118 #endif
122 119
123 120