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25 // 22 //
26 // 23 //
27 // ------------------------------------------- << 24 // $Id: G4MuPairProduction.hh,v 1.14 2003/06/16 17:01:42 gunter Exp $
>> 25 // GEANT4 tag $Name: geant4-05-02 $
28 // 26 //
29 // GEANT4 Class header file << 27 //--------------- G4MuPairProduction physics process ------------------
30 // << 28 // by Laszlo Urban, May 1998
31 // << 29 //------------------------------------------------------------------------------
32 // File name: G4MuPairProduction <<
33 // <<
34 // Author: Laszlo Urban <<
35 // <<
36 // Creation date: 30.05.1998 <<
37 // <<
38 // Modifications: <<
39 <<
40 // 10-02-00 modifications , new e.m. structure 30 // 10-02-00 modifications , new e.m. structure, L.Urban
41 // 10-08-01 new methods Store/Retrieve Physics 31 // 10-08-01 new methods Store/Retrieve PhysicsTable (mma)
42 // 29-10-01 all static functions no more inlin << 32 // 29-10-01 all static functions no more inlined (mma)
43 // 10-05-02 V.Ivanchenko update to new design << 33 // 16-01-03 Migrade to cut per region (V.Ivanchenko)
44 // 26-12-02 secondary production moved to deri << 34 //------------------------------------------------------------------------------
45 // 27-01-03 Make models region aware (V.Ivanch <<
46 // 05-02-03 Fix compilation warnings (V.Ivanch <<
47 // 13-02-03 SubCutoff regime is assigned to a <<
48 // 08-08-03 STD substitute standard (V.Ivanch <<
49 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossPro <<
50 // 21-01-04 Migrade to G4ParticleChangeForLoss <<
51 // 28-04-04 Fix minor bug in energy balance (V <<
52 // 17-08-04 Rename the process "Mu" -> "mu" (V <<
53 // 08-11-04 Migration to new interface of Stor <<
54 // 08-04-05 Major optimisation of internal int <<
55 // <<
56 // Class Description: <<
57 // <<
58 // This class manages the PairProduction proce <<
59 // it inherites from G4VContinuousDiscreteProc <<
60 // <<
61 35
62 // ------------------------------------------- << 36 #ifndef G4MuPairproduction_h
63 // << 37 #define G4MuPairproduction_h 1
64 <<
65 #ifndef G4MuPairProduction_h <<
66 #define G4MuPairProduction_h 1 <<
67 38
68 //....oooOO0OOooo........oooOO0OOooo........oo 39 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69 40
>> 41 #include "G4ios.hh"
70 #include "globals.hh" 42 #include "globals.hh"
71 #include "G4VEnergyLossProcess.hh" << 43 #include "Randomize.hh"
>> 44 #include "G4VMuEnergyLoss.hh"
>> 45 #include "G4Track.hh"
>> 46 #include "G4Step.hh"
>> 47 #include "G4OrderedTable.hh"
>> 48 #include "G4PhysicsTable.hh"
>> 49 #include "G4PhysicsLogVector.hh"
>> 50 #include "G4MaterialCutsCouple.hh"
>> 51
>> 52 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 53
>> 54 class G4MuPairProduction : public G4VMuEnergyLoss
72 55
73 class G4MuPairProduction : public G4VEnergyLos <<
74 { 56 {
75 public: << 57 public:
76 58
77 explicit G4MuPairProduction(const G4String& << 59 G4MuPairProduction(const G4String& processName = "MuPairProd");
78 60
79 ~G4MuPairProduction() override = default; << 61 ~G4MuPairProduction();
80 62
81 G4bool IsApplicable(const G4ParticleDefiniti << 63 G4bool IsApplicable(const G4ParticleDefinition&);
82 64
83 G4double MinPrimaryEnergy(const G4ParticleDe << 65 void BuildPhysicsTable(const G4ParticleDefinition& ParticleType);
84 const G4Material*, G4double cut) ove <<
85 66
86 inline void SetLowestKineticEnergy(G4double << 67 void BuildLossTable(const G4ParticleDefinition& ParticleType);
87 68
88 // print description in html << 69 void BuildLambdaTable(const G4ParticleDefinition& ParticleType);
89 void ProcessDescription(std::ostream&) const <<
90 70
91 G4MuPairProduction & operator=(const G4MuPai << 71 void PrintInfoDefinition();
92 G4MuPairProduction(const G4MuPairProduction& <<
93 72
94 protected: << 73 G4double GetMeanFreePath( const G4Track& track,
>> 74 G4double previousStepSize,
>> 75 G4ForceCondition* condition );
95 76
96 // Print out of the class parameters << 77 G4VParticleChange *PostStepDoIt(const G4Track& track,
97 void StreamProcessInfo(std::ostream& outFile << 78 const G4Step& Step );
98 79
99 void InitialiseEnergyLossProcess(const G4Par << 80 G4double GetDMicroscopicCrossSection(
100 const G4ParticleDefinition*) << 81 const G4ParticleDefinition* ParticleType,
>> 82 G4double KineticEnergy,
>> 83 G4double AtomicNumber,
>> 84 G4double PairEnergy);
101 85
102 const G4ParticleDefinition* theParticle = nu << 86 G4bool StorePhysicsTable(G4ParticleDefinition* ,
103 G4double lowestKinEnergy; << 87 const G4String& directory, G4bool);
104 G4bool isInitialised = << 88 // store eLoss and MeanFreePath tables into an external file
>> 89 // specified by 'directory' (must exist before invokation)
105 90
106 }; << 91 G4bool RetrievePhysicsTable(G4ParticleDefinition* ,
>> 92 const G4String& directory, G4bool);
>> 93 // retrieve eLoss and MeanFreePath tables from an external file
>> 94 // specified by 'directory'
107 95
108 //....oooOO0OOooo........oooOO0OOooo........oo << 96 protected:
109 97
110 inline void G4MuPairProduction::SetLowestKinet << 98 G4double ComputeMeanFreePath(const G4ParticleDefinition* ParticleType,
111 { << 99 G4double KineticEnergy,
112 lowestKinEnergy = e; << 100 const G4MaterialCutsCouple* couple);
113 } << 101
>> 102 void ComputePartialSumSigma(const G4ParticleDefinition* ParticleType,
>> 103 G4double KineticEnergy,
>> 104 const G4MaterialCutsCouple* couple);
>> 105
>> 106 virtual G4double ComputeMicroscopicCrossSection(
>> 107 const G4ParticleDefinition* ParticleType,
>> 108 G4double KineticEnergy,
>> 109 G4double AtomicNumber,
>> 110 G4double ElectronEnergyCut,
>> 111 G4double PositronEnergyCut);
>> 112
>> 113 G4double ComputeDDMicroscopicCrossSection(
>> 114 const G4ParticleDefinition* ParticleType,
>> 115 G4double KineticEnergy,
>> 116 G4double AtomicNumber,
>> 117 G4double PairEnergy,
>> 118 G4double asymmetry);
>> 119
>> 120 G4double ComputeDMicroscopicCrossSection(
>> 121 const G4ParticleDefinition* ParticleType,
>> 122 G4double KineticEnergy,
>> 123 G4double AtomicNumber,
>> 124 G4double PairEnergy);
>> 125
>> 126 private:
>> 127
>> 128 G4MuPairProduction & operator=(const G4MuPairProduction &right);
>> 129 G4MuPairProduction(const G4MuPairProduction&);
>> 130
>> 131 G4double ComputePairLoss( const G4ParticleDefinition* ParticleType,
>> 132 G4double Z,G4double T,G4double ElectronCut,
>> 133 G4double PositronCut);
>> 134
>> 135 G4Element* SelectRandomAtom(const G4MaterialCutsCouple* couple) const;
>> 136
>> 137 void MakeSamplingTables( const G4ParticleDefinition* ParticleType );
>> 138
>> 139 protected:
>> 140
>> 141 virtual G4double SecondaryEnergyThreshold(size_t index);
>> 142
>> 143 private:
>> 144
>> 145 G4PhysicsTable* theMeanFreePathTable;
>> 146
>> 147 G4OrderedTable PartialSumSigma;
>> 148
>> 149 static G4double LowerBoundLambda; // bining for lambda table
>> 150 static G4double UpperBoundLambda;
>> 151 static G4int NbinLambda;
>> 152 G4double LowestKineticEnergy,HighestKineticEnergy;
>> 153 G4int TotBin;
>> 154
>> 155 const std::vector<G4double>* electronEnergyCuts;
>> 156 const std::vector<G4double>* positronEnergyCuts;
>> 157
>> 158 // tables for sampling
>> 159 static G4int nzdat,ntdat,NBIN;
>> 160 static G4double zdat[5],tdat[8];
>> 161 static G4double ya[1001],proba[5][8][1001];
>> 162 static G4double MinPairEnergy;
>> 163
>> 164 public:
>> 165
>> 166 static void SetLowerBoundLambda(G4double val);
>> 167 static void SetUpperBoundLambda(G4double val);
>> 168 static void SetNbinLambda(G4int n);
>> 169 static G4double GetLowerBoundLambda();
>> 170 static G4double GetUpperBoundLambda();
>> 171 static G4int GetNbinLambda();
>> 172
>> 173 };
114 174
115 //....oooOO0OOooo........oooOO0OOooo........oo 175 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 176
>> 177 #include "G4MuPairProduction.icc"
116 178
117 #endif 179 #endif
118 180