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25 // 22 //
26 // 23 //
27 // ------------------------------------------- << 24 // $Id: G4MuPairProduction.hh,v 1.12 2001/10/29 13:53:18 maire Exp $
>> 25 // GEANT4 tag $Name: geant4-04-01 $
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 //------------------------------------------------------------------------------
44 // 26-12-02 secondary production moved to deri <<
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 <<
62 // ------------------------------------------- <<
63 // <<
64 34
65 #ifndef G4MuPairProduction_h << 35 #ifndef G4MuPairproduction_h
66 #define G4MuPairProduction_h 1 << 36 #define G4MuPairproduction_h 1
67 37
68 //....oooOO0OOooo........oooOO0OOooo........oo 38 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
69 << 39
>> 40 #include "G4ios.hh"
70 #include "globals.hh" 41 #include "globals.hh"
71 #include "G4VEnergyLossProcess.hh" << 42 #include "Randomize.hh"
72 << 43 #include "G4VMuEnergyLoss.hh"
73 class G4MuPairProduction : public G4VEnergyLos << 44 #include "G4Track.hh"
74 { << 45 #include "G4Step.hh"
75 public: << 46 #include "G4OrderedTable.hh"
76 << 47 #include "G4PhysicsTable.hh"
77 explicit G4MuPairProduction(const G4String& << 48 #include "G4PhysicsLogVector.hh"
78 49
79 ~G4MuPairProduction() override = default; << 50 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
80 << 51
81 G4bool IsApplicable(const G4ParticleDefiniti << 52 class G4MuPairProduction : public G4VMuEnergyLoss
82 << 53
83 G4double MinPrimaryEnergy(const G4ParticleDe << 54 {
84 const G4Material*, G4double cut) ove << 55 public:
85 << 56
86 inline void SetLowestKineticEnergy(G4double << 57 G4MuPairProduction(const G4String& processName = "MuPairProd");
87 << 58
88 // print description in html << 59 ~G4MuPairProduction();
89 void ProcessDescription(std::ostream&) const << 60
90 << 61 G4bool IsApplicable(const G4ParticleDefinition&);
91 G4MuPairProduction & operator=(const G4MuPai << 62
92 G4MuPairProduction(const G4MuPairProduction& << 63 void BuildPhysicsTable(const G4ParticleDefinition& ParticleType);
93 << 64
94 protected: << 65 void BuildLossTable(const G4ParticleDefinition& ParticleType);
95 << 66
96 // Print out of the class parameters << 67 void BuildLambdaTable(const G4ParticleDefinition& ParticleType);
97 void StreamProcessInfo(std::ostream& outFile << 68
98 << 69 void PrintInfoDefinition();
99 void InitialiseEnergyLossProcess(const G4Par << 70
100 const G4ParticleDefinition*) << 71 G4double GetMeanFreePath( const G4Track& track,
101 << 72 G4double previousStepSize,
102 const G4ParticleDefinition* theParticle = nu << 73 G4ForceCondition* condition );
103 G4double lowestKinEnergy; << 74
104 G4bool isInitialised = << 75 G4VParticleChange *PostStepDoIt(const G4Track& track,
>> 76 const G4Step& Step );
>> 77
>> 78 G4double GetDMicroscopicCrossSection(
>> 79 const G4ParticleDefinition* ParticleType,
>> 80 G4double KineticEnergy,
>> 81 G4double AtomicNumber,
>> 82 G4double PairEnergy);
>> 83
>> 84 G4bool StorePhysicsTable(G4ParticleDefinition* ,
>> 85 const G4String& directory, G4bool);
>> 86 // store eLoss and MeanFreePath tables into an external file
>> 87 // specified by 'directory' (must exist before invokation)
>> 88
>> 89 G4bool RetrievePhysicsTable(G4ParticleDefinition* ,
>> 90 const G4String& directory, G4bool);
>> 91 // retrieve eLoss and MeanFreePath tables from an external file
>> 92 // specified by 'directory'
>> 93
>> 94 protected:
>> 95
>> 96 G4double ComputeMeanFreePath(const G4ParticleDefinition* ParticleType,
>> 97 G4double KineticEnergy,
>> 98 const G4Material* aMaterial);
>> 99
>> 100 void ComputePartialSumSigma(const G4ParticleDefinition* ParticleType,
>> 101 G4double KineticEnergy,
>> 102 const G4Material* aMaterial);
>> 103
>> 104 virtual G4double ComputeMicroscopicCrossSection(
>> 105 const G4ParticleDefinition* ParticleType,
>> 106 G4double KineticEnergy,
>> 107 G4double AtomicNumber,
>> 108 G4double ElectronEnergyCut,
>> 109 G4double PositronEnergyCut);
>> 110
>> 111 G4double ComputeDDMicroscopicCrossSection(
>> 112 const G4ParticleDefinition* ParticleType,
>> 113 G4double KineticEnergy,
>> 114 G4double AtomicNumber,
>> 115 G4double PairEnergy,
>> 116 G4double asymmetry);
>> 117
>> 118 G4double ComputeDMicroscopicCrossSection(
>> 119 const G4ParticleDefinition* ParticleType,
>> 120 G4double KineticEnergy,
>> 121 G4double AtomicNumber,
>> 122 G4double PairEnergy);
>> 123
>> 124 private:
>> 125
>> 126 G4MuPairProduction & operator=(const G4MuPairProduction &right);
>> 127 G4MuPairProduction(const G4MuPairProduction&);
>> 128
>> 129 G4double ComputePairLoss( const G4ParticleDefinition* ParticleType,
>> 130 G4double Z,G4double T,G4double ElectronCut,
>> 131 G4double PositronCut);
>> 132
>> 133 G4Element* SelectRandomAtom(G4Material* aMaterial) const;
>> 134
>> 135 void MakeSamplingTables( const G4ParticleDefinition* ParticleType );
>> 136
>> 137 private:
>> 138
>> 139 G4PhysicsTable* theMeanFreePathTable;
>> 140
>> 141 G4OrderedTable PartialSumSigma;
>> 142
>> 143 static G4double LowerBoundLambda; // bining for lambda table
>> 144 static G4double UpperBoundLambda;
>> 145 static G4int NbinLambda;
>> 146 G4double LowestKineticEnergy,HighestKineticEnergy;
>> 147 G4int TotBin;
>> 148
>> 149 const G4double* ElectronCutInKineticEnergy;
>> 150 const G4double* PositronCutInKineticEnergy;
>> 151
>> 152 G4double ElectronCutInKineticEnergyNow;
>> 153 G4double PositronCutInKineticEnergyNow;
>> 154
>> 155 // tables for sampling
>> 156 static G4int nzdat,ntdat,NBIN;
>> 157 static G4double zdat[5],tdat[8];
>> 158 static G4double ya[1001],proba[5][8][1001];
>> 159 static G4double MinPairEnergy;
>> 160
>> 161 public:
>> 162
>> 163 static void SetLowerBoundLambda(G4double val);
>> 164 static void SetUpperBoundLambda(G4double val);
>> 165 static void SetNbinLambda(G4int n);
>> 166 static G4double GetLowerBoundLambda();
>> 167 static G4double GetUpperBoundLambda();
>> 168 static G4int GetNbinLambda();
105 169
106 }; 170 };
107 171
108 //....oooOO0OOooo........oooOO0OOooo........oo <<
109 <<
110 inline void G4MuPairProduction::SetLowestKinet <<
111 { <<
112 lowestKinEnergy = e; <<
113 } <<
114 <<
115 //....oooOO0OOooo........oooOO0OOooo........oo 172 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
116 << 173
>> 174 #include "G4MuPairProduction.icc"
>> 175
117 #endif 176 #endif
118 177