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25 // 25 //
>> 26 // $Id: G4IonFluctuations.hh,v 1.2 2006/06/29 19:50:24 gunter Exp $
>> 27 // GEANT4 tag $Name: geant4-08-01 $
26 // 28 //
27 // ------------------------------------------- 29 // -------------------------------------------------------------------
28 // 30 //
29 // GEANT4 Class header file 31 // GEANT4 Class header file
30 // 32 //
31 // 33 //
32 // File name: G4IonFluctuations 34 // File name: G4IonFluctuations
33 // 35 //
34 // Author: Vladimir Ivanchenko 36 // Author: Vladimir Ivanchenko
35 // 37 //
36 // Creation date: 02.04.2003 38 // Creation date: 02.04.2003
37 // 39 //
38 // Modifications: 40 // Modifications:
39 // 41 //
40 // 16-10-03 Changed interface to Initialisatio 42 // 16-10-03 Changed interface to Initialisation (V.Ivanchenko)
41 // 01-06-08 Added initialisation of effective <<
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
53 #include "G4VEmFluctuationModel.hh" <<
54 #include "G4ParticleDefinition.hh" <<
55 54
56 class G4Pow; << 55 #include "G4VEmFluctuationModel.hh"
57 class G4UniversalFluctuation; <<
58 56
59 class G4IonFluctuations : public G4VEmFluctuat 57 class G4IonFluctuations : public G4VEmFluctuationModel
60 { 58 {
61 59
62 public: 60 public:
63 61
64 explicit G4IonFluctuations(const G4String& n << 62 G4IonFluctuations(const G4String& nam = "IonFluc");
65 63
66 ~G4IonFluctuations() override; << 64 virtual ~G4IonFluctuations();
67 65
68 // Sample fluctuations << 66 G4double SampleFluctuations(const G4Material*,
69 G4double SampleFluctuations(const G4Material << 67 const G4DynamicParticle*,
70 const G4DynamicParticle*, << 68 G4double&,
71 const G4double tcut, << 69 G4double&,
72 const G4double tmax, << 70 G4double&);
73 const G4double length, << 71
74 const G4double meanLoss) override; << 72 G4double Dispersion( const G4Material*,
75 << 73 const G4DynamicParticle*,
76 // Compute dispertion << 74 G4double&,
77 G4double Dispersion(const G4Material*, << 75 G4double&);
78 const G4DynamicParticle*, <<
79 const G4double tcut, <<
80 const G4double tmax, <<
81 const G4double length) override; <<
82 <<
83 // Initialisation prerun <<
84 void InitialiseMe(const G4ParticleDefinition <<
85 <<
86 // Initialisation prestep <<
87 void SetParticleAndCharge(const G4ParticleDe <<
88 G4double q2) override; <<
89 76
90 // hide assignment operator << 77 void InitialiseMe(const G4ParticleDefinition*);
91 G4IonFluctuations & operator=(const G4IonFl <<
92 G4IonFluctuations(const G4IonFluctuations&) <<
93 78
94 private: 79 private:
95 80
96 G4double Factor(const G4Material*, G4double << 81 G4double CoeffitientA(G4double&);
97 G4double RelativisticFactor(const G4Material << 82 G4double CoeffitientB(const G4Material*, G4double&);
>> 83 G4double RelativisticFactor(const G4Material*, G4double&);
>> 84
>> 85 // hide assignment operator
>> 86 G4IonFluctuations & operator=(const G4IonFluctuations &right);
>> 87 G4IonFluctuations(const G4IonFluctuations&);
98 88
99 const G4ParticleDefinition* particle = nullp << 89 const G4ParticleDefinition* particle;
100 G4UniversalFluctuation* uniFluct; <<
101 G4Pow* g4calc; <<
102 90
103 G4double particleMass; 91 G4double particleMass;
104 G4double charge = 1.0; << 92 G4double charge;
105 G4double chargeSquare = 1.0; << 93 G4double chargeSquare;
106 G4double effChargeSquare = 1.0; << 94 G4double chargeSqRatio;
107 95
108 // data members to speed up the fluctuation 96 // data members to speed up the fluctuation calculation
109 G4double parameter; << 97 G4double minNumberInteractionsBohr;
110 G4double theBohrBeta2; 98 G4double theBohrBeta2;
111 G4double minFraction = 0.2; << 99 G4double minFraction;
112 G4double xmin = 0.2; << 100 G4double xmin;
113 G4double minLoss; 101 G4double minLoss;
114 // cash 102 // cash
115 G4double kineticEnergy = 0.0; << 103 G4double kineticEnergy;
116 G4double beta2 = 0.0; << 104 G4double beta2;
117 }; 105 };
118 106
119 //....oooOO0OOooo........oooOO0OOooo........oo 107 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
120 108
121 #endif 109 #endif
122 110
123 111