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25 //
26 //
27 // Author: Luciano Pandola
28 //
29 // History:
30 // -----------
31 // 08 Jan 2010 L. Pandola 1st implementation.
32 // 25 May 2011 L. Pandola Renamed (make v2008 as default Penelope)
33 // 10 Jun 2011 L. Pandola Migrated to the new AtomDeexcitation interface
34 // 18 Sep 2013 L. Pandola Migrated to the MT paradigm
35 //
36 // -------------------------------------------------------------------
37 //
38 // Class description:
39 // Low Energy Electromagnetic Physics, Photo-electric effect
40 // with Penelope Model, version 2008
41 // -------------------------------------------------------------------
42
43 #ifndef G4PENELOPEPHOTOELECTRICMODEL_HH
44 #define G4PENELOPEPHOTOELECTRICMODEL_HH 1
45
46 #include "globals.hh"
47 #include "G4VEmModel.hh"
48 #include "G4DataVector.hh"
49 #include "G4ParticleChangeForGamma.hh"
50 #include "G4AtomicTransitionManager.hh"
51 #include "G4VAtomDeexcitation.hh"
52
53 class G4ParticleDefinition;
54 class G4DynamicParticle;
55 class G4MaterialCutsCouple;
56 class G4Material;
57
58 class G4PenelopePhotoElectricModel : public G4VEmModel
59 {
60 public:
61 explicit G4PenelopePhotoElectricModel(const G4ParticleDefinition* p=nullptr,
62 const G4String& processName ="PenPhotoElec");
63 virtual ~G4PenelopePhotoElectricModel();
64
65 void Initialise(const G4ParticleDefinition*, const G4DataVector&) override;
66 void InitialiseLocal(const G4ParticleDefinition*,
67 G4VEmModel *masterModel) override;
68
69 G4double ComputeCrossSectionPerAtom(
70 const G4ParticleDefinition*,
71 G4double kinEnergy,
72 G4double Z,
73 G4double A=0,
74 G4double cut=0,
75 G4double emax=DBL_MAX) override;
76
77 void SampleSecondaries(std::vector<G4DynamicParticle*>*,
78 const G4MaterialCutsCouple*,
79 const G4DynamicParticle*,
80 G4double tmin,
81 G4double maxEnergy) override;
82
83 void SetVerbosityLevel(G4int lev){fVerboseLevel = lev;};
84 G4int GetVerbosityLevel(){return fVerboseLevel;};
85
86 //testing purposes
87 std::size_t GetNumberOfShellXS(G4int);
88 G4double GetShellCrossSection(G4int Z,std::size_t shellID,G4double energy);
89
90 G4PenelopePhotoElectricModel & operator=(const G4PenelopePhotoElectricModel &right) = delete;
91 G4PenelopePhotoElectricModel(const G4PenelopePhotoElectricModel&) = delete;
92
93 protected:
94 G4ParticleChangeForGamma* fParticleChange;
95 const G4ParticleDefinition* fParticle;
96
97 private:
98 void SetParticle(const G4ParticleDefinition*);
99 G4double SampleElectronDirection(G4double energy);
100 void ReadDataFile(G4int Z);
101 std::size_t SelectRandomShell(G4int Z,G4double energy);
102 G4String WriteTargetShell(std::size_t shellID);
103
104 //For each Z, the PhysicsTable contains nShell+1 physics vectors
105 //with log(E) vs. log(XS)
106 //Element [0] of the table is the total XS, element [iS] is the
107 //partial cross section for shell iS-1
108 static const G4int fMaxZ =99;
109 static G4PhysicsTable* fLogAtomicShellXS[fMaxZ+1];
110
111 G4VAtomDeexcitation* fAtomDeexcitation;
112 const G4AtomicTransitionManager* fTransitionManager;
113
114 //Intrinsic energy limits of the model: cannot be extended by the parent process
115 G4double fIntrinsicLowEnergyLimit;
116 G4double fIntrinsicHighEnergyLimit;
117 G4int fVerboseLevel;
118 G4bool fIsInitialised;
119 //Used only for G4EmCalculator and Unit Tests
120 G4bool fLocalTable;
121 };
122
123 #endif
124
125