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26 // 23 //
27 // ------------------------------------------- << 24 // $Id: G4MuIonisation.hh,v 1.13 2001/10/29 13:53:18 maire Exp $
>> 25 // GEANT4 tag $Name: geant4-04-00 $
28 // 26 //
29 // GEANT4 Class header file << 27 // --------------- G4MuIonisation physics process ------------------------------
>> 28 // by Laszlo Urban, September 1997
>> 29 // -----------------------------------------------------------------------------
30 // 30 //
31 // << 31 // 10-02-00 modifications , new e.m. structure, L.Urban
32 // File name: G4MuIonisation <<
33 // <<
34 // Author: Laszlo Urban <<
35 // <<
36 // Creation date: 30.05.1997 <<
37 // <<
38 // Modifications: <<
39 // <<
40 // corrected by L.Urban on 24/09/97 <<
41 // corrected by L.Urban on 13/01/98 <<
42 // bugs fixed by L.Urban on 02/02/99 <<
43 // 10/02/00 modifications , new e.m. structure <<
44 // 10-08-01 new methods Store/Retrieve Physics 32 // 10-08-01 new methods Store/Retrieve PhysicsTable (mma)
45 // 14-08-01 new function ComputeRestrictedMean << 33 // 29-08-01 new function ComputeRestrictedMeandEdx() + 'cleanup' (mma)
46 // 19-09-01 come back to previous process name << 34 // 19-09-01 come back to the old process name 'MuIoni'
47 // 29-10-01 all static functions no more inlin << 35 // 29-10-01 all static functions no more inlined (mma)
48 // 10-05-02 V.Ivanchenko update to new design <<
49 // 09-12-02 V.Ivanchenko remove warning <<
50 // 26-12-02 Secondary production moved to deri <<
51 // 24-01-03 Make models region aware (V.Ivanch <<
52 // 05-02-03 Fix compilation warnings (V.Ivanch <<
53 // 13-02-03 SubCutoff regime is assigned to a <<
54 // 23-05-03 Add fluctuation model as a member <<
55 // 03-06-03 Add SetIntegral method to choose f <<
56 // 03-06-03 Fix initialisation problem for STD <<
57 // 08-08-03 STD substitute standard (V.Ivanch <<
58 // 12-11-03 G4EnergyLossSTD -> G4EnergyLossPro <<
59 // 21-01-04 Migrade to G4ParticleChangeForLoss <<
60 // 17-08-04 Rename the process "Mu" -> "mu" (V <<
61 // 08-11-04 Migration to new interface of Stor <<
62 // 08-04-05 Major optimisation of internal int <<
63 // 36 //
64 // Class Description: << 37 // -----------------------------------------------------------------------------
>> 38
>> 39 // Class description
65 // 40 //
66 // This class manages the ionisation process f 41 // This class manages the ionisation process for muons.
67 // it inherites from G4VContinuousDiscreteProc << 42 // it inherites from G4VContinuousDiscreteProcess via G4VMuEnergyLoss.
68 // <<
69 <<
70 // ------------------------------------------- <<
71 // 43 //
>> 44 // Class description - end
72 45
>> 46 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 47 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 48
73 #ifndef G4MuIonisation_h 49 #ifndef G4MuIonisation_h
74 #define G4MuIonisation_h 1 50 #define G4MuIonisation_h 1
75 << 51
76 #include "G4VEnergyLossProcess.hh" << 52 #include "G4VMuEnergyLoss.hh"
77 #include "globals.hh" << 53
78 #include "G4VEmModel.hh" << 54 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
79 << 55
80 class G4Material; << 56 class G4MuIonisation : public G4VMuEnergyLoss
81 << 57
82 class G4MuIonisation : public G4VEnergyLossPro <<
83 { 58 {
>> 59 public: // with description
>> 60
>> 61 G4MuIonisation(const G4String& processName = "MuIoni");
>> 62
>> 63 ~G4MuIonisation();
>> 64
>> 65 G4bool IsApplicable(const G4ParticleDefinition&);
>> 66 // return true for charged particles, false otherwise
>> 67
>> 68 void BuildPhysicsTable(const G4ParticleDefinition& aParticleType);
>> 69 // this function overloads a virtual function of the base class.
>> 70 // It is invoked by the G4ParticleWithCuts::SetCut() method.
>> 71 // It invokes BuildLambdaTable(), BuildLossTable(), BuildDEDXTable()
>> 72
>> 73 void BuildLossTable(const G4ParticleDefinition& aParticleType);
>> 74 // build the dE/dx tables due to the ionisation, for every materials.
>> 75 // (restricted stopping power, Bethe-Bloch formula)
>> 76
>> 77 void BuildLambdaTable(const G4ParticleDefinition& aParticleType);
>> 78 // build mean free path tables for the delta rays production.
>> 79 // the tables are built for every materials.
>> 80
>> 81 G4bool StorePhysicsTable(G4ParticleDefinition* ,
>> 82 const G4String& directory, G4bool);
>> 83 // store eLoss and MeanFreePath tables into an external file
>> 84 // specified by 'directory' (must exist before invokation)
>> 85
>> 86 G4bool RetrievePhysicsTable(G4ParticleDefinition* ,
>> 87 const G4String& directory, G4bool);
>> 88 // retrieve eLoss and MeanFreePath tables from an external file
>> 89 // specified by 'directory'
>> 90
>> 91 virtual void PrintInfoDefinition();
>> 92 // Print few lines of informations about the process: validity range,
>> 93 // origine ..etc..
>> 94 // Invoked by BuildPhysicsTable().
>> 95
>> 96 G4double GetMeanFreePath(const G4Track& track,
>> 97 G4double previousStepSize,
>> 98 G4ForceCondition* condition );
>> 99 // It returns the MeanFreePath of the process for the current track :
>> 100 // (energy, material)
>> 101 // The previousStepSize and G4ForceCondition* are not used.
>> 102 // This function overloads a virtual function of the base class.
>> 103 // It is invoked by the ProcessManager of the Particle.
>> 104
>> 105 G4VParticleChange* PostStepDoIt(const G4Track& track,
>> 106 const G4Step& Step );
>> 107 // It computes the final state of the process (at end of step),
>> 108 // returned as a ParticleChange object.
>> 109 // This function overloads a virtual function of the base class.
>> 110 // It is invoked by the ProcessManager of the Particle.
>> 111
>> 112
>> 113 protected: // with description
>> 114
>> 115 virtual G4double ComputeRestrictedMeandEdx(
>> 116 const G4ParticleDefinition& aParticleType,
>> 117 G4double KineticEnergy,
>> 118 const G4Material* material,
>> 119 G4double DeltaThreshold);
>> 120 // computes restricted mean dE/dx in Geant4 internal units.
>> 121
>> 122 virtual G4double ComputeCrossSectionPerAtom(
>> 123 const G4ParticleDefinition& aParticleType,
>> 124 G4double KineticEnergy,
>> 125 G4double AtomicNumber,
>> 126 G4double DeltaThreshold);
>> 127 // computes total cross section per atom in Geant4 internal units.
>> 128
>> 129 virtual G4double ComputeDifCrossSectionPerAtom(
>> 130 const G4ParticleDefinition& aParticleType,
>> 131 G4double KineticEnergy,
>> 132 G4double AtomicNumber,
>> 133 G4double KnockonEnergy);
>> 134 // computes differential cross section per atom.
>> 135
>> 136 protected:
>> 137
>> 138 G4PhysicsTable* theMeanFreePathTable;
>> 139
>> 140 private:
>> 141
>> 142 // hide assignment operator
>> 143 G4MuIonisation & operator=(const G4MuIonisation &right);
>> 144 G4MuIonisation(const G4MuIonisation&);
>> 145
>> 146 private:
>> 147
>> 148 static G4double LowerBoundLambda; // bining for lambda table
>> 149 static G4double UpperBoundLambda;
>> 150 static G4int NbinLambda;
>> 151
>> 152 G4double LowestKineticEnergy; // binning for dE/dx table
>> 153 G4double HighestKineticEnergy;
>> 154 G4int TotBin;
>> 155
>> 156 public: // with description
>> 157
>> 158 static void SetLowerBoundLambda(G4double val);
>> 159 static void SetUpperBoundLambda(G4double val);
>> 160 static void SetNbinLambda(G4int n);
>> 161 // set the parameters of the mean free path table.
>> 162
>> 163 static G4double GetLowerBoundLambda();
>> 164 static G4double GetUpperBoundLambda();
>> 165 static G4int GetNbinLambda();
>> 166 // get the parameters of the mean free path table.
>> 167 };
>> 168
>> 169 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
>> 170
>> 171 #include "G4MuIonisation.icc"
>> 172
>> 173 #endif
>> 174
84 175
85 public: <<
86 <<
87 explicit G4MuIonisation(const G4String& name <<
88 <<
89 ~G4MuIonisation() override = default; <<
90 <<
91 G4bool IsApplicable(const G4ParticleDefiniti <<
92 <<
93 G4double MinPrimaryEnergy(const G4ParticleDe <<
94 const G4Material*, <<
95 <<
96 <<
97 // print description in html <<
98 void ProcessDescription(std::ostream&) const <<
99 <<
100 // hide assignment operator <<
101 G4MuIonisation & operator=(const G4MuIonisat <<
102 G4MuIonisation(const G4MuIonisation&) = dele <<
103 <<
104 protected: <<
105 <<
106 void InitialiseEnergyLossProcess(const G4Par <<
107 const G4Par <<
108 176
109 private: <<
110 177
111 const G4ParticleDefinition* theParticle = nu <<
112 const G4ParticleDefinition* theBaseParticle <<
113 178
114 G4double mass = 0.0; <<
115 G4double ratio = 0.0; <<
116 179
117 G4bool isInitialised = false; <<
118 }; <<
119 180
120 //....oooOO0OOooo........oooOO0OOooo........oo <<
121 181
122 #endif <<
123 182