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>> 26 // $Id: G4WentzelVIRelModel.hh 66592 2012-12-23 09:34:55Z vnivanch $
26 // 27 //
27 // ------------------------------------------- 28 // -------------------------------------------------------------------
28 // 29 //
29 // 30 //
30 // GEANT4 Class header file 31 // GEANT4 Class header file
31 // 32 //
32 // 33 //
33 // File name: G4WentzelVIRelModel 34 // File name: G4WentzelVIRelModel
34 // 35 //
35 // Author: V.Ivanchenko 36 // Author: V.Ivanchenko
36 // 37 //
37 // Creation date: 08.06.2012 from G4WentzelVIM 38 // Creation date: 08.06.2012 from G4WentzelVIModel
38 // 39 //
39 // Modifications: 40 // Modifications:
40 // 41 //
41 // Class Description: 42 // Class Description:
42 // 43 //
43 // Implementation of the model of multiple sca 44 // Implementation of the model of multiple scattering based on
44 // G.Wentzel, Z. Phys. 40 (1927) 590. 45 // G.Wentzel, Z. Phys. 40 (1927) 590.
45 // H.W.Lewis, Phys Rev 78 (1950) 526. 46 // H.W.Lewis, Phys Rev 78 (1950) 526.
46 // J.M. Fernandez-Varea et al., NIM B73 (1993) 47 // J.M. Fernandez-Varea et al., NIM B73 (1993) 447.
47 // L.Urban, CERN-OPEN-2006-077. 48 // L.Urban, CERN-OPEN-2006-077.
48 49
49 // ------------------------------------------- 50 // -------------------------------------------------------------------
50 // 51 //
51 52
52 #ifndef G4WentzelVIRelModel_h 53 #ifndef G4WentzelVIRelModel_h
53 #define G4WentzelVIRelModel_h 1 54 #define G4WentzelVIRelModel_h 1
54 55
55 //....oooOO0OOooo........oooOO0OOooo........oo 56 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
56 57
57 #include "G4WentzelVIModel.hh" << 58 #include "G4VMscModel.hh"
58 #include <vector> << 59 #include "G4MaterialCutsCouple.hh"
59 << 60 #include "G4WentzelVIRelXSection.hh"
60 //....oooOO0OOooo........oooOO0OOooo........oo <<
61 61
>> 62 class G4ParticleDefinition;
>> 63 class G4LossTableManager;
62 class G4NistManager; 64 class G4NistManager;
>> 65 class G4Pow;
63 66
64 class G4WentzelVIRelModel : public G4WentzelVI << 67 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 68
>> 69 class G4WentzelVIRelModel : public G4VMscModel
65 { 70 {
66 71
67 public: 72 public:
68 73
69 explicit G4WentzelVIRelModel(); << 74 G4WentzelVIRelModel(const G4String& nam = "WentzelVIUni");
70 75
71 ~G4WentzelVIRelModel() override; << 76 virtual ~G4WentzelVIRelModel();
72 77
73 << 78 virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
74 void Initialise(const G4ParticleDefinition*, <<
75 79
76 G4double ComputeCrossSectionPerAtom(const G4 << 80 void StartTracking(G4Track*);
77 G4double KineticEnergy, <<
78 G4double AtomicNumber, <<
79 G4double AtomicWeight=0., <<
80 G4double cut = DBL_MAX, <<
81 G4double emax= DBL_MAX) override <<
82 81
83 void DefineMaterial(const G4MaterialCutsCoup << 82 virtual G4double ComputeCrossSectionPerAtom(const G4ParticleDefinition*,
>> 83 G4double KineticEnergy,
>> 84 G4double AtomicNumber,
>> 85 G4double AtomicWeight=0.,
>> 86 G4double cut = DBL_MAX,
>> 87 G4double emax= DBL_MAX);
84 88
85 // hide assignment operator << 89 virtual G4ThreeVector& SampleScattering(const G4ThreeVector&,
86 G4WentzelVIRelModel & operator=(const G4Wen << 90 G4double safety);
87 G4WentzelVIRelModel(const G4WentzelVIRelMod << 91
>> 92 virtual G4double ComputeTruePathLengthLimit(const G4Track& track,
>> 93 G4double& currentMinimalStep);
>> 94
>> 95 virtual G4double ComputeGeomPathLength(G4double truePathLength);
>> 96
>> 97 virtual G4double ComputeTrueStepLength(G4double geomStepLength);
88 98
89 private: 99 private:
90 100
91 void ComputeEffectiveMass(); << 101 G4double ComputeXSectionPerVolume();
>> 102
>> 103 inline void SetupParticle(const G4ParticleDefinition*);
>> 104
>> 105 inline void DefineMaterial(const G4MaterialCutsCouple*);
92 106
93 static std::vector<G4double> effMass; << 107 // hide assignment operator
94 G4NistManager* fNistManager; << 108 G4WentzelVIRelModel & operator=(const G4WentzelVIRelModel &right);
>> 109 G4WentzelVIRelModel(const G4WentzelVIRelModel&);
>> 110
>> 111 G4LossTableManager* theManager;
>> 112 G4NistManager* fNistManager;
>> 113 G4ParticleChangeForMSC* fParticleChange;
>> 114 G4WentzelVIRelXSection* wokvi;
>> 115 G4Pow* fG4pow;
>> 116
>> 117 const G4DataVector* currentCuts;
>> 118
>> 119 G4double tlimitminfix;
>> 120 G4double invsqrt12;
>> 121
>> 122 // cache kinematics
>> 123 G4double preKinEnergy;
>> 124 G4double tPathLength;
>> 125 G4double zPathLength;
>> 126 G4double lambdaeff;
>> 127 G4double currentRange;
>> 128
>> 129 // data for single scattering mode
>> 130 G4double xtsec;
>> 131 std::vector<G4double> xsecn;
>> 132 std::vector<G4double> prob;
>> 133 G4int nelments;
>> 134
>> 135 G4double numlimit;
>> 136
>> 137 // cache material
>> 138 G4int currentMaterialIndex;
>> 139 const G4MaterialCutsCouple* currentCouple;
>> 140 const G4Material* currentMaterial;
>> 141
>> 142 // single scattering parameters
>> 143 G4double cosThetaMin;
>> 144 G4double cosThetaMax;
>> 145 G4double cosTetMaxNuc;
>> 146
>> 147 // projectile
>> 148 const G4ParticleDefinition* particle;
>> 149 G4double lowEnergyLimit;
>> 150
>> 151 // flags
>> 152 G4bool inside;
>> 153 G4bool singleScatteringMode;
95 }; 154 };
>> 155
>> 156 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 157 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 158
>> 159 inline
>> 160 void G4WentzelVIRelModel::DefineMaterial(const G4MaterialCutsCouple* cup)
>> 161 {
>> 162 if(cup != currentCouple) {
>> 163 currentCouple = cup;
>> 164 SetCurrentCouple(cup);
>> 165 currentMaterial = cup->GetMaterial();
>> 166 currentMaterialIndex = currentCouple->GetIndex();
>> 167 }
>> 168 }
>> 169
>> 170 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
>> 171
>> 172 inline void G4WentzelVIRelModel::SetupParticle(const G4ParticleDefinition* p)
>> 173 {
>> 174 // Initialise mass and charge
>> 175 if(p != particle) {
>> 176 particle = p;
>> 177 wokvi->SetupParticle(p);
>> 178 }
>> 179 }
96 180
97 //....oooOO0OOooo........oooOO0OOooo........oo 181 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
98 182
99 #endif 183 #endif
100 184
101 185