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Grichine, substitute Gauss by 54 // 06.04.2010 V. Grichine, substitute Gauss by Gamma for ionisation 52 // distribution at fix 55 // distribution at fixed energy deposition 53 // 56 // 54 // ------------------------------------------- 57 // ------------------------------------------------------------- 55 58 56 //....oooOO0OOooo........oooOO0OOooo........oo 59 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 57 //....oooOO0OOooo........oooOO0OOooo........oo 60 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 58 61 59 #include "globals.hh" 62 #include "globals.hh" 60 #include "G4Step.hh" 63 #include "G4Step.hh" 61 #include "G4ParticleDefinition.hh" 64 #include "G4ParticleDefinition.hh" 62 #include "G4ThreeVector.hh" 65 #include "G4ThreeVector.hh" 63 #include "G4VProcess.hh" 66 #include "G4VProcess.hh" 64 #include "Randomize.hh" << 65 #include <vector> 67 #include <vector> 66 68 67 //....oooOO0OOooo........oooOO0OOooo........oo 69 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 68 70 69 class G4Material; 71 class G4Material; 70 72 71 class G4ElectronIonPair 73 class G4ElectronIonPair 72 { 74 { 73 public: 75 public: 74 76 75 explicit G4ElectronIonPair(G4int verb); << 77 G4ElectronIonPair(); 76 78 77 virtual ~G4ElectronIonPair(); 79 virtual ~G4ElectronIonPair(); 78 80 79 // compute mean number of ionisation points 81 // compute mean number of ionisation points at a step 80 G4double MeanNumberOfIonsAlongStep(const G4P 82 G4double MeanNumberOfIonsAlongStep(const G4ParticleDefinition*, 81 const G4Material*, 83 const G4Material*, 82 G4double edepTotal, 84 G4double edepTotal, 83 G4double edepNIEL = 0.0); 85 G4double edepNIEL = 0.0); 84 86 85 inline G4double MeanNumberOfIonsAlongStep(co 87 inline G4double MeanNumberOfIonsAlongStep(const G4Step*); 86 88 87 inline G4int SampleNumberOfIonsAlongStep(con 89 inline G4int SampleNumberOfIonsAlongStep(const G4Step*); 88 90 89 // returns pointer to the new vector of posi 91 // returns pointer to the new vector of positions of 90 // ionisation points in the World coordinate 92 // ionisation points in the World coordinate system 91 std::vector<G4ThreeVector>* SampleIonsAlongS 93 std::vector<G4ThreeVector>* SampleIonsAlongStep(const G4Step*); 92 94 93 // compute number of holes in the atom after 95 // compute number of holes in the atom after PostStep interaction 94 G4int ResidualeChargePostStep(const G4Partic 96 G4int ResidualeChargePostStep(const G4ParticleDefinition*, 95 const G4TrackVector* secondary = nullp << 97 const G4TrackVector* secondary = 0, 96 G4int processSubType = -1) const; << 98 G4int processSubType = -1); 97 99 98 inline G4int ResidualeChargePostStep(const G << 100 inline G4int ResidualeChargePostStep(const G4Step*); 99 101 100 // find mean energies per ionisation 102 // find mean energies per ionisation 101 G4double FindG4MeanEnergyPerIonPair(const G4 << 103 G4double FindG4MeanEnergyPerIonPair(const G4Material*); 102 104 103 // dump mean energies per ionisation used in 105 // dump mean energies per ionisation used in run time 104 void DumpMeanEnergyPerIonPair() const; << 106 void DumpMeanEnergyPerIonPair(); 105 107 106 // dump G4 list 108 // dump G4 list 107 void DumpG4MeanEnergyPerIonPair() const; << 109 void DumpG4MeanEnergyPerIonPair(); 108 110 109 inline void SetVerbose(G4int); 111 inline void SetVerbose(G4int); 110 112 111 // hide assignment operator << 112 G4ElectronIonPair & operator=(const G4Electr << 113 G4ElectronIonPair(const G4ElectronIonPair&) << 114 << 115 private: 113 private: 116 114 117 void Initialise(); 115 void Initialise(); 118 116 119 G4double FindMeanEnergyPerIonPair(const G4Ma << 117 G4double FindMeanEnergyPerIonPair(const G4Material*); >> 118 >> 119 // hide assignment operator >> 120 G4ElectronIonPair & operator=(const G4ElectronIonPair &right); >> 121 G4ElectronIonPair(const G4ElectronIonPair&); 120 122 121 // cache << 123 // cash 122 const G4Material* curMaterial; 124 const G4Material* curMaterial; 123 G4double curMeanEnergy; 125 G4double curMeanEnergy; 124 126 125 G4double invFanoFactor; 127 G4double invFanoFactor; 126 128 127 G4int verbose; 129 G4int verbose; 128 G4int nMaterials; 130 G4int nMaterials; 129 131 130 // list of G4 NIST materials with mean energ 132 // list of G4 NIST materials with mean energy per ion defined 131 std::vector<G4double> g4MatData; 133 std::vector<G4double> g4MatData; 132 std::vector<G4String> g4MatNames; 134 std::vector<G4String> g4MatNames; 133 }; 135 }; 134 136 135 inline G4double 137 inline G4double 136 G4ElectronIonPair::MeanNumberOfIonsAlongStep(c << 138 G4ElectronIonPair::MeanNumberOfIonsAlongStep(const G4Step* step) 137 { 139 { 138 return MeanNumberOfIonsAlongStep(step->GetTr 140 return MeanNumberOfIonsAlongStep(step->GetTrack()->GetParticleDefinition(), 139 step->GetPreStepPoint()->GetMateria 141 step->GetPreStepPoint()->GetMaterial(), 140 step->GetTotalEnergyDeposit(), 142 step->GetTotalEnergyDeposit(), 141 step->GetNonIonizingEnergyDeposit() 143 step->GetNonIonizingEnergyDeposit()); 142 } 144 } 143 145 144 inline G4int << 146 inline 145 G4ElectronIonPair::SampleNumberOfIonsAlongStep << 147 G4int G4ElectronIonPair::SampleNumberOfIonsAlongStep(const G4Step* step) 146 { 148 { 147 // use gamma distribution with mean value n= 149 // use gamma distribution with mean value n=meanion and 148 // dispersion D=meanion/invFanoFactor 150 // dispersion D=meanion/invFanoFactor 149 G4double meanion = MeanNumberOfIonsAlongStep 151 G4double meanion = MeanNumberOfIonsAlongStep(step); 150 return G4lrint(G4RandGamma::shoot(meanion*in << 152 return G4lrint(CLHEP::RandGamma::shoot(meanion*invFanoFactor,invFanoFactor)); 151 } 153 } 152 154 153 inline G4int << 155 inline 154 G4ElectronIonPair::ResidualeChargePostStep(con << 156 G4int G4ElectronIonPair::ResidualeChargePostStep(const G4Step* step) 155 { 157 { 156 G4int subtype = -1; 158 G4int subtype = -1; 157 const G4VProcess* proc = step->GetPostStepPo 159 const G4VProcess* proc = step->GetPostStepPoint()->GetProcessDefinedStep(); 158 if(proc) { subtype = proc->GetProcessSubType 160 if(proc) { subtype = proc->GetProcessSubType(); } 159 return ResidualeChargePostStep(step->GetTrac 161 return ResidualeChargePostStep(step->GetTrack()->GetParticleDefinition(), 160 step->GetSecondary(), 162 step->GetSecondary(), 161 subtype); 163 subtype); 162 } 164 } 163 165 164 inline void G4ElectronIonPair::SetVerbose(G4in 166 inline void G4ElectronIonPair::SetVerbose(G4int val) 165 { 167 { 166 verbose = val; 168 verbose = val; 167 } 169 } 168 170 169 #endif 171 #endif 170 172 171 173