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25 //
26 //
27 // Authors: G.Depaola & F.Longo
28 //
29
30 #ifndef G4LivermorePolarizedComptonModel_h
31 #define G4LivermorePolarizedComptonModel_h 1
32
33 #include "G4VEmModel.hh"
34 #include "G4PhysicsFreeVector.hh"
35
36 class G4ParticleChangeForGamma;
37 class G4VAtomDeexcitation;
38 class G4ShellData;
39 class G4DopplerProfile;
40
41 #include "G4VEMDataSet.hh"
42 #include "G4CompositeEMDataSet.hh"
43
44 class G4LivermorePolarizedComptonModel : public G4VEmModel
45 {
46 public:
47 explicit G4LivermorePolarizedComptonModel(const G4ParticleDefinition* p = nullptr,
48 const G4String& nam = "LivermorePolarizedCompton");
49
50 virtual ~G4LivermorePolarizedComptonModel();
51
52 void Initialise(const G4ParticleDefinition*, const G4DataVector&) override;
53 void InitialiseLocal(const G4ParticleDefinition*, G4VEmModel* masterModel) override;
54 void InitialiseForElement(const G4ParticleDefinition*, G4int Z) override;
55 G4double ComputeCrossSectionPerAtom(
56 const G4ParticleDefinition*,
57 G4double kinEnergy,
58 G4double Z,
59 G4double A=0,
60 G4double cut=0,
61 G4double emax=DBL_MAX) override;
62
63 void SampleSecondaries(std::vector<G4DynamicParticle*>*,
64 const G4MaterialCutsCouple*,
65 const G4DynamicParticle*,
66 G4double tmin,
67 G4double maxEnergy) override;
68
69 G4LivermorePolarizedComptonModel & operator=(const G4LivermorePolarizedComptonModel &right) = delete;
70 G4LivermorePolarizedComptonModel(const G4LivermorePolarizedComptonModel&) = delete;
71
72 private:
73 // specific methods for polarization
74 G4ThreeVector GetRandomPolarization(G4ThreeVector& direction0); // Random Polarization
75 G4ThreeVector GetPerpendicularPolarization(const G4ThreeVector& direction0, const G4ThreeVector& polarization0) const;
76 G4ThreeVector SetPerpendicularVector(G4ThreeVector& a); // temporary
77 G4ThreeVector SetNewPolarization(G4double epsilon, G4double sinSqrTheta,
78 G4double phi, G4double cosTheta);
79 G4double SetPhi(G4double, G4double);
80 void SystemOfRefChange(G4ThreeVector& direction0, G4ThreeVector& direction1,
81 G4ThreeVector& polarization0, G4ThreeVector& polarization1);
82 void ReadData(size_t Z, const char* path = 0);
83
84
85 G4ParticleChangeForGamma* fParticleChange;
86 G4VAtomDeexcitation* fAtomDeexcitation;
87
88 // Doppler Broadening
89 static G4ShellData* shellData;
90 static G4DopplerProfile* profileData;
91
92 // Cross Section Handling
93 static const G4int maxZ = 99;
94 static G4PhysicsFreeVector* data[100];
95
96 // Scattering function
97 static G4CompositeEMDataSet* scatterFunctionData;
98
99 G4int verboseLevel;
100 G4bool isInitialised;
101 G4int fEntanglementModelID;
102 };
103
104 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
105
106 #endif
107