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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: G4EmBiasingManager 33 // File name: G4EmBiasingManager
33 // 34 //
34 // Author: Vladimir Ivanchenko 35 // Author: Vladimir Ivanchenko
35 // 36 //
36 // Creation date: 28.07.2011 37 // Creation date: 28.07.2011
37 // 38 //
38 // Modifications: 39 // Modifications:
39 // 40 //
40 // Class Description: 41 // Class Description:
41 // 42 //
42 // It is a class providing step limit for forc 43 // It is a class providing step limit for forced process biasing
43 44
44 // ------------------------------------------- 45 // -------------------------------------------------------------------
45 // 46 //
46 47
47 #ifndef G4EmBiasingManager_h 48 #ifndef G4EmBiasingManager_h
48 #define G4EmBiasingManager_h 1 49 #define G4EmBiasingManager_h 1
49 50
50 #include "globals.hh" 51 #include "globals.hh"
51 #include "G4ParticleDefinition.hh" 52 #include "G4ParticleDefinition.hh"
52 #include "G4DynamicParticle.hh" 53 #include "G4DynamicParticle.hh"
53 #include "Randomize.hh" 54 #include "Randomize.hh"
54 #include <vector> 55 #include <vector>
55 56
56 //....oooOO0OOooo........oooOO0OOooo........oo 57 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
57 58
58 class G4Region; 59 class G4Region;
59 class G4Track; 60 class G4Track;
60 class G4VEnergyLossProcess; 61 class G4VEnergyLossProcess;
61 class G4VEmModel; 62 class G4VEmModel;
62 class G4MaterialCutsCouple; 63 class G4MaterialCutsCouple;
63 class G4ParticleChangeForLoss; 64 class G4ParticleChangeForLoss;
64 class G4ParticleChangeForGamma; 65 class G4ParticleChangeForGamma;
65 66
66 class G4EmBiasingManager 67 class G4EmBiasingManager
67 { 68 {
68 public: 69 public:
69 70
70 G4EmBiasingManager(); 71 G4EmBiasingManager();
71 72
72 ~G4EmBiasingManager(); 73 ~G4EmBiasingManager();
73 74
74 void Initialise(const G4ParticleDefinition& 75 void Initialise(const G4ParticleDefinition& part,
75 const G4String& procName, G4int verbose) 76 const G4String& procName, G4int verbose);
76 77
77 // default parameters are possible 78 // default parameters are possible
78 void ActivateForcedInteraction(G4double leng 79 void ActivateForcedInteraction(G4double length = 0.0,
79 const G4String& r = ""); 80 const G4String& r = "");
80 81
81 // no default parameters 82 // no default parameters
82 void ActivateSecondaryBiasing(const G4String 83 void ActivateSecondaryBiasing(const G4String& region, G4double factor,
83 G4double energyLimit); 84 G4double energyLimit);
84 85
85 // return forced step limit 86 // return forced step limit
86 G4double GetStepLimit(G4int coupleIdx, G4dou 87 G4double GetStepLimit(G4int coupleIdx, G4double previousStep);
87 88
88 // return weight of splitting or Russian rou 89 // return weight of splitting or Russian roulette
89 // G4DynamicParticle may be deleted 90 // G4DynamicParticle may be deleted
90 // two functions are required because of the 91 // two functions are required because of the different ParticleChange
91 // ApplySecondaryBiasing() are wrappers 92 // ApplySecondaryBiasing() are wrappers
92 93
93 // for G4VEmProcess 94 // for G4VEmProcess
94 G4double ApplySecondaryBiasing(std::vector<G 95 G4double ApplySecondaryBiasing(std::vector<G4DynamicParticle*>&,
95 const G4Track& track, 96 const G4Track& track,
96 G4VEmModel* currentModel, 97 G4VEmModel* currentModel,
97 G4ParticleChangeForGamma* pParticleCh 98 G4ParticleChangeForGamma* pParticleChange,
98 G4double& eloss, << 99 G4double& eloss,
99 G4int coupleIdx, << 100 G4int coupleIdx,
100 G4double tcut, << 101 G4double tcut,
101 G4double safety = 0.0); 102 G4double safety = 0.0);
102 103
103 // for G4VEnergyLossProcess 104 // for G4VEnergyLossProcess
104 G4double ApplySecondaryBiasing(std::vector<G 105 G4double ApplySecondaryBiasing(std::vector<G4DynamicParticle*>&,
105 const G4Track& track, 106 const G4Track& track,
106 G4VEmModel* currentModel, 107 G4VEmModel* currentModel,
107 G4ParticleChangeForLoss* pParticleCha 108 G4ParticleChangeForLoss* pParticleChange,
108 G4double& eloss, 109 G4double& eloss,
109 G4int coupleIdx, << 110 G4int coupleIdx,
110 G4double tcut, 111 G4double tcut,
111 G4double safety = 0.0); 112 G4double safety = 0.0);
112 113
113 // for G4VEnergyLossProcess 114 // for G4VEnergyLossProcess
114 G4double ApplySecondaryBiasing(std::vector<G 115 G4double ApplySecondaryBiasing(std::vector<G4Track*>&,
115 G4int coupleIdx); 116 G4int coupleIdx);
116 117
117 inline G4bool SecondaryBiasingRegion(G4int c 118 inline G4bool SecondaryBiasingRegion(G4int coupleIdx);
118 119
119 inline G4bool ForcedInteractionRegion(G4int 120 inline G4bool ForcedInteractionRegion(G4int coupleIdx);
120 121
121 inline void ResetForcedInteraction(); 122 inline void ResetForcedInteraction();
122 123
123 G4bool CheckDirection(G4ThreeVector pos, G4T <<
124 <<
125 G4bool GetDirectionalSplitting() { return f <<
126 void SetDirectionalSplitting(G4bool v) { <<
127 <<
128 void SetDirectionalSplittingTarget(G4ThreeVe <<
129 { fDirectionalSplittingTarget = v; } <<
130 void SetDirectionalSplittingRadius(G4double <<
131 { fDirectionalSplittingRadius = r; } <<
132 G4double GetWeight(G4int i); <<
133 <<
134 // hide copy constructor and assignment oper <<
135 G4EmBiasingManager(G4EmBiasingManager &) = d <<
136 G4EmBiasingManager & operator=(const G4EmBia <<
137 <<
138 private: 124 private:
139 125
140 void ApplyRangeCut(std::vector<G4DynamicPart 126 void ApplyRangeCut(std::vector<G4DynamicParticle*>& vd,
141 const G4Track& track, 127 const G4Track& track,
142 G4double& eloss, 128 G4double& eloss,
143 G4double safety); 129 G4double safety);
144 130
145 G4double ApplySplitting(std::vector<G4Dynami 131 G4double ApplySplitting(std::vector<G4DynamicParticle*>& vd,
146 const G4Track& track, 132 const G4Track& track,
147 G4VEmModel* currentModel, 133 G4VEmModel* currentModel,
148 G4int index, 134 G4int index,
149 G4double tcut); 135 G4double tcut);
150 136
151 G4double ApplyDirectionalSplitting(std::vect <<
152 const G4Track& track, <<
153 G4VEmModel* currentModel, <<
154 G4int index, <<
155 G4double tcut, <<
156 G4ParticleChangeForGamma* partChange); <<
157 <<
158 G4double ApplyDirectionalSplitting(std::vect <<
159 const G4Track& track, <<
160 G4VEmModel* currentModel, <<
161 G4int index, <<
162 G4double tcut); <<
163 <<
164 inline G4double ApplyRussianRoulette(std::ve 137 inline G4double ApplyRussianRoulette(std::vector<G4DynamicParticle*>& vd,
165 G4int index); 138 G4int index);
166 139
167 G4VEnergyLossProcess* eIonisation = nullptr; << 140 // copy constructor and hide assignment operator
168 << 141 G4EmBiasingManager(G4EmBiasingManager &);
169 const G4ParticleDefinition* theElectron; << 142 G4EmBiasingManager & operator=(const G4EmBiasingManager &right);
170 const G4ParticleDefinition* theGamma; <<
171 <<
172 G4double fSafetyMin; <<
173 G4double currentStepLimit = 0.0; <<
174 G4double fDirectionalSplittingRadius = 0.0; <<
175 <<
176 G4int nForcedRegions = 0; <<
177 G4int nSecBiasedRegions = 0; <<
178 <<
179 G4bool startTracking = true; <<
180 G4bool fDirectionalSplitting = false; <<
181 <<
182 G4ThreeVector fDirectionalSplittingTarget; <<
183 std::vector<G4double> fDirectionalSplittingW <<
184 143
>> 144 G4int nForcedRegions;
>> 145 G4int nSecBiasedRegions;
>> 146 std::vector<const G4Region*> forcedRegions;
185 std::vector<G4double> lengthForRegion 147 std::vector<G4double> lengthForRegion;
>> 148 std::vector<const G4Region*> secBiasedRegions;
186 std::vector<G4double> secBiasedWeight 149 std::vector<G4double> secBiasedWeight;
187 std::vector<G4double> secBiasedEnegry 150 std::vector<G4double> secBiasedEnegryLimit;
188 <<
189 std::vector<const G4Region*> forcedRegions; <<
190 std::vector<const G4Region*> secBiasedRegion <<
191 <<
192 std::vector<G4int> nBremSplitting; 151 std::vector<G4int> nBremSplitting;
>> 152
193 std::vector<G4int> idxForcedCouple 153 std::vector<G4int> idxForcedCouple;
194 std::vector<G4int> idxSecBiasedCou 154 std::vector<G4int> idxSecBiasedCouple;
195 155
196 std::vector<G4DynamicParticle*> tmpSecondari 156 std::vector<G4DynamicParticle*> tmpSecondaries;
>> 157
>> 158 G4VEnergyLossProcess* eIonisation;
>> 159
>> 160 const G4ParticleDefinition* theElectron;
>> 161
>> 162 G4double fSafetyMin;
>> 163 G4double currentStepLimit;
>> 164 G4bool startTracking;
197 }; 165 };
198 166
199 inline G4bool 167 inline G4bool
200 G4EmBiasingManager::SecondaryBiasingRegion(G4i 168 G4EmBiasingManager::SecondaryBiasingRegion(G4int coupleIdx)
201 { 169 {
202 G4bool res = false; 170 G4bool res = false;
203 if(nSecBiasedRegions > 0) { 171 if(nSecBiasedRegions > 0) {
204 if(idxSecBiasedCouple[coupleIdx] >= 0) { r 172 if(idxSecBiasedCouple[coupleIdx] >= 0) { res = true; }
205 } 173 }
206 return res; 174 return res;
207 } 175 }
208 176
209 inline G4bool G4EmBiasingManager::ForcedIntera 177 inline G4bool G4EmBiasingManager::ForcedInteractionRegion(G4int coupleIdx)
210 { 178 {
211 G4bool res = false; 179 G4bool res = false;
212 if(nForcedRegions > 0) { 180 if(nForcedRegions > 0) {
213 if(idxForcedCouple[coupleIdx] >= 0) { res 181 if(idxForcedCouple[coupleIdx] >= 0) { res = true; }
214 } 182 }
215 return res; 183 return res;
216 } 184 }
217 185
218 inline void G4EmBiasingManager::ResetForcedInt 186 inline void G4EmBiasingManager::ResetForcedInteraction()
219 { 187 {
220 startTracking = true; 188 startTracking = true;
221 } 189 }
222 190
223 //....oooOO0OOooo........oooOO0OOooo........oo 191 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
224 192
225 inline G4double 193 inline G4double
226 G4EmBiasingManager::ApplyRussianRoulette(std:: 194 G4EmBiasingManager::ApplyRussianRoulette(std::vector<G4DynamicParticle*>& vd,
227 G4int index) 195 G4int index)
228 { 196 {
229 size_t n = vd.size(); 197 size_t n = vd.size();
230 G4double weight = secBiasedWeight[index]; 198 G4double weight = secBiasedWeight[index];
231 for(size_t k=0; k<n; ++k) { 199 for(size_t k=0; k<n; ++k) {
232 if(G4UniformRand()*weight > 1.0) { 200 if(G4UniformRand()*weight > 1.0) {
233 const G4DynamicParticle* dp = vd[k]; 201 const G4DynamicParticle* dp = vd[k];
234 delete dp; 202 delete dp;
235 vd[k] = nullptr; << 203 vd[k] = 0;
236 } 204 }
237 } 205 }
238 return weight; 206 return weight;
239 } 207 }
240 208
241 //....oooOO0OOooo........oooOO0OOooo........oo 209 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
242 210
243 #endif 211 #endif
244 212