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25 // 25 //
>> 26 // $Id: G4PAIModel.hh 90583 2015-06-04 11:16:41Z gcosmo $
26 // 27 //
27 // ------------------------------------------- 28 // -------------------------------------------------------------------
28 // 29 //
29 // GEANT4 Class header file 30 // GEANT4 Class header file
30 // 31 //
31 // 32 //
32 // File name: G4PAIModel 33 // File name: G4PAIModel
33 // 34 //
34 // Author: V. Grichine based on Vladimi 35 // Author: V. Grichine based on Vladimir Ivanchenko code
35 // 36 //
36 // Creation date: 05.10.2003 37 // Creation date: 05.10.2003
37 // 38 //
38 // Modifications: 39 // Modifications:
39 // 08-04-05 Major optimisation of internal int 40 // 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
40 // 26-09-07 Fixed tmax computation (V.Ivantche 41 // 26-09-07 Fixed tmax computation (V.Ivantchenko)
41 // 19.08.13 V.Ivanchenko extract data handling 42 // 19.08.13 V.Ivanchenko extract data handling to G4PAIModelData class
42 // added sharing of internal data bet 43 // added sharing of internal data between threads (MT migration)
43 // 44 //
44 // 45 //
45 // Class Description: 46 // Class Description:
46 // 47 //
47 // Implementation of PAI model of energy loss 48 // Implementation of PAI model of energy loss and
48 // delta-electron production by heavy charged 49 // delta-electron production by heavy charged particles
49 50
50 // ------------------------------------------- 51 // -------------------------------------------------------------------
51 // 52 //
52 53
53 #ifndef G4PAIModel_h 54 #ifndef G4PAIModel_h
54 #define G4PAIModel_h 1 55 #define G4PAIModel_h 1
55 56
56 #include <CLHEP/Units/PhysicalConstants.h> 57 #include <CLHEP/Units/PhysicalConstants.h>
57 58
58 #include "G4VEmModel.hh" 59 #include "G4VEmModel.hh"
59 #include "G4VEmFluctuationModel.hh" 60 #include "G4VEmFluctuationModel.hh"
60 #include "globals.hh" 61 #include "globals.hh"
61 #include <vector> 62 #include <vector>
62 63
63 class G4Region; 64 class G4Region;
64 class G4MaterialCutsCouple; 65 class G4MaterialCutsCouple;
65 class G4ParticleChangeForLoss; 66 class G4ParticleChangeForLoss;
66 class G4PAIModelData; 67 class G4PAIModelData;
67 68
68 class G4PAIModel final : public G4VEmModel, pu << 69 class G4PAIModel : public G4VEmModel, public G4VEmFluctuationModel
69 { 70 {
70 71
71 public: 72 public:
72 73
73 explicit G4PAIModel(const G4ParticleDefiniti << 74 G4PAIModel(const G4ParticleDefinition* p = 0, const G4String& nam = "PAI");
74 const G4String& nam = "PAI"); <<
75 75
76 ~G4PAIModel() final; << 76 virtual ~G4PAIModel();
77 77
78 void Initialise(const G4ParticleDefinition*, << 78 virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
79 79
80 void InitialiseLocal(const G4ParticleDefinit << 80 virtual void InitialiseLocal(const G4ParticleDefinition*,
81 G4VEmModel* masterModel << 81 G4VEmModel* masterModel);
82 82
83 G4double MinEnergyCut(const G4ParticleDefini << 83 virtual G4double ComputeDEDXPerVolume(const G4Material*,
84 const G4MaterialCutsCo << 84 const G4ParticleDefinition*,
>> 85 G4double kineticEnergy,
>> 86 G4double cutEnergy);
85 87
86 G4double ComputeDEDXPerVolume(const G4Materi << 88 virtual G4double CrossSectionPerVolume(const G4Material*,
87 const G4ParticleDefinition*, << 89 const G4ParticleDefinition*,
88 G4double kineticEnergy, << 90 G4double kineticEnergy,
89 G4double cutEnergy) final; << 91 G4double cutEnergy,
>> 92 G4double maxEnergy);
90 93
91 G4double CrossSectionPerVolume(const G4Mater << 94 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
92 const G4ParticleDefinition*, <<
93 G4double kineticEnergy, <<
94 G4double cutEnergy, <<
95 G4double maxEnergy) final; <<
96 <<
97 void SampleSecondaries(std::vector<G4Dynamic <<
98 const G4MaterialCutsCouple*, 95 const G4MaterialCutsCouple*,
99 const G4DynamicParticle*, 96 const G4DynamicParticle*,
100 G4double tmin, 97 G4double tmin,
101 G4double maxEnergy) final; << 98 G4double maxEnergy);
102 99
103 G4double SampleFluctuations(const G4Material << 100 virtual G4double SampleFluctuations(const G4MaterialCutsCouple*,
104 const G4DynamicParticle*, << 101 const G4DynamicParticle*,
105 const G4double, const G4double, << 102 G4double,
106 const G4double, << 103 G4double,
107 << 104 G4double);
108 G4double Dispersion(const G4Material*, const << 105
109 const G4double, const G4double, << 106 virtual G4double Dispersion( const G4Material*,
110 const G4double) final; << 107 const G4DynamicParticle*,
>> 108 G4double,
>> 109 G4double);
111 110
112 void DefineForRegion(const G4Region* r) fina << 111 void DefineForRegion(const G4Region* r);
113 112
114 inline G4PAIModelData* GetPAIModelData(); 113 inline G4PAIModelData* GetPAIModelData();
115 114
116 inline const std::vector<const G4MaterialCut 115 inline const std::vector<const G4MaterialCutsCouple*>& GetVectorOfCouples();
117 116
118 inline G4double ComputeMaxEnergy(G4double sc 117 inline G4double ComputeMaxEnergy(G4double scaledEnergy);
119 118
120 inline void SetVerboseLevel(G4int verbose); 119 inline void SetVerboseLevel(G4int verbose);
121 120
122 // hide assignment operator <<
123 G4PAIModel & operator=(const G4PAIModel &ri <<
124 G4PAIModel(const G4PAIModel&) = delete; <<
125 <<
126 protected: 121 protected:
127 122
128 G4double MaxSecondaryEnergy(const G4Particle << 123 G4double MaxSecondaryEnergy(const G4ParticleDefinition*,
129 G4double kinEner << 124 G4double kinEnergy);
130 125
131 private: 126 private:
132 127
133 inline G4int FindCoupleIndex(const G4Materia 128 inline G4int FindCoupleIndex(const G4MaterialCutsCouple*);
134 129
135 inline void SetParticle(const G4ParticleDefi 130 inline void SetParticle(const G4ParticleDefinition* p);
136 131
>> 132 // hide assignment operator
>> 133 G4PAIModel & operator=(const G4PAIModel &right);
>> 134 G4PAIModel(const G4PAIModel&);
>> 135
137 G4int fVerbose; 136 G4int fVerbose;
138 137
139 G4PAIModelData* fModelData; 138 G4PAIModelData* fModelData;
140 139
141 std::vector<const G4MaterialCutsCouple*> fMa 140 std::vector<const G4MaterialCutsCouple*> fMaterialCutsCoupleVector;
142 std::vector<const G4Region*> fPAIRegion 141 std::vector<const G4Region*> fPAIRegionVector;
143 142
144 const G4ParticleDefinition* fParticle; 143 const G4ParticleDefinition* fParticle;
145 const G4ParticleDefinition* fElectron; 144 const G4ParticleDefinition* fElectron;
146 const G4ParticleDefinition* fPositron; 145 const G4ParticleDefinition* fPositron;
147 G4ParticleChangeForLoss* fParticleChange; 146 G4ParticleChangeForLoss* fParticleChange;
148 147
149 G4double fMass; 148 G4double fMass;
150 G4double fRatio; 149 G4double fRatio;
151 G4double fChargeSquare; 150 G4double fChargeSquare;
152 G4double fLowestTcut; <<
153 }; 151 };
154 152
155 inline G4PAIModelData* G4PAIModel::GetPAIModel 153 inline G4PAIModelData* G4PAIModel::GetPAIModelData()
156 { 154 {
157 return fModelData; 155 return fModelData;
158 } 156 }
159 157
160 inline const std::vector<const G4MaterialCutsC 158 inline const std::vector<const G4MaterialCutsCouple*>&
161 G4PAIModel::GetVectorOfCouples() 159 G4PAIModel::GetVectorOfCouples()
162 { 160 {
163 return fMaterialCutsCoupleVector; 161 return fMaterialCutsCoupleVector;
164 } 162 }
165 163
166 inline G4double G4PAIModel::ComputeMaxEnergy(G 164 inline G4double G4PAIModel::ComputeMaxEnergy(G4double scaledEnergy)
167 { 165 {
168 return MaxSecondaryEnergy(fParticle, scaledE 166 return MaxSecondaryEnergy(fParticle, scaledEnergy/fRatio);
169 } 167 }
170 168
171 inline void G4PAIModel::SetVerboseLevel(G4int 169 inline void G4PAIModel::SetVerboseLevel(G4int verbose)
172 { 170 {
173 fVerbose=verbose; 171 fVerbose=verbose;
174 } 172 }
175 173
176 inline G4int G4PAIModel::FindCoupleIndex(const 174 inline G4int G4PAIModel::FindCoupleIndex(const G4MaterialCutsCouple* couple)
177 { 175 {
178 G4int idx = -1; 176 G4int idx = -1;
179 G4int jMatMax = (G4int)fMaterialCutsCoupleVe << 177 size_t jMatMax = fMaterialCutsCoupleVector.size();
180 for(G4int jMat = 0;jMat < jMatMax; ++jMat) { << 178 for(size_t jMat = 0;jMat < jMatMax; ++jMat) {
181 if(couple == fMaterialCutsCoupleVector[jMa 179 if(couple == fMaterialCutsCoupleVector[jMat]) {
182 idx = jMat; 180 idx = jMat;
183 break; 181 break;
184 } 182 }
185 } 183 }
186 return idx; 184 return idx;
187 } 185 }
188 186
189 inline void G4PAIModel::SetParticle(const G4Pa 187 inline void G4PAIModel::SetParticle(const G4ParticleDefinition* p)
190 { 188 {
191 if(fParticle != p) { 189 if(fParticle != p) {
192 fParticle = p; 190 fParticle = p;
193 fMass = fParticle->GetPDGMass(); 191 fMass = fParticle->GetPDGMass();
194 fRatio = CLHEP::proton_mass_c2/fMass; 192 fRatio = CLHEP::proton_mass_c2/fMass;
195 G4double q = fParticle->GetPDGCharge()/CLH 193 G4double q = fParticle->GetPDGCharge()/CLHEP::eplus;
196 fChargeSquare = q*q; 194 fChargeSquare = q*q;
197 } 195 }
198 } 196 }
199 197
200 #endif 198 #endif
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201 206