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26 ////////////////////////////////////////////// 26 ////////////////////////////////////////////////////////////////////////////////
27 // Class: G4AdjointBremsstrahlungModel 27 // Class: G4AdjointBremsstrahlungModel
28 // Author: L. Desorgher 28 // Author: L. Desorgher
29 // Organisation: SpaceIT GmbH 29 // Organisation: SpaceIT GmbH
30 ////////////////////////////////////////////// 30 ////////////////////////////////////////////////////////////////////////////////
31 // 31 //
32 // Adjoint Model for e- Bremsstrahlung.Adapte 32 // Adjoint Model for e- Bremsstrahlung.Adapted from G4eBremsstrahlungModel
33 // Use of a simple biased differential cross 33 // Use of a simple biased differential cross section (C(Z)/Egamma) allowing a
34 // rapid computation of adjoint CS and rapid 34 // rapid computation of adjoint CS and rapid sampling of adjoint secondaries.
35 // In this way cross section matrices are not 35 // In this way cross section matrices are not used anymore, avoiding a long
36 // computation of adjoint brem cross section 36 // computation of adjoint brem cross section matrices for each material
37 // at initialisation. This mode can be switch 37 // at initialisation. This mode can be switched on/off by selecting
38 // SetUseMatrix(false)/ SetUseMatrix(true) in 38 // SetUseMatrix(false)/ SetUseMatrix(true) in the constructor.
39 // 39 //
40 //-------------------------------------------- 40 //-------------------------------------------------------------
41 41
42 #ifndef G4AdjointBremsstrahlungModel_h 42 #ifndef G4AdjointBremsstrahlungModel_h
43 #define G4AdjointBremsstrahlungModel_h 1 43 #define G4AdjointBremsstrahlungModel_h 1
44 44
45 #include "globals.hh" 45 #include "globals.hh"
46 #include "G4VEmAdjointModel.hh" 46 #include "G4VEmAdjointModel.hh"
47 47
48 class G4AdjointCSManager; 48 class G4AdjointCSManager;
49 class G4EmModelManager; 49 class G4EmModelManager;
50 class G4ParticleDefinition; 50 class G4ParticleDefinition;
51 51
52 class G4AdjointBremsstrahlungModel : public G4 52 class G4AdjointBremsstrahlungModel : public G4VEmAdjointModel
53 { 53 {
54 public: 54 public:
55 explicit G4AdjointBremsstrahlungModel(G4VEmM 55 explicit G4AdjointBremsstrahlungModel(G4VEmModel* aModel);
56 56
57 G4AdjointBremsstrahlungModel(); 57 G4AdjointBremsstrahlungModel();
58 58
59 ~G4AdjointBremsstrahlungModel() override; 59 ~G4AdjointBremsstrahlungModel() override;
60 60
61 void SampleSecondaries(const G4Track& aTrack 61 void SampleSecondaries(const G4Track& aTrack, G4bool isScatProjToProj,
62 G4ParticleChange* fPa 62 G4ParticleChange* fParticleChange) override;
63 63
64 void RapidSampleSecondaries(const G4Track& a 64 void RapidSampleSecondaries(const G4Track& aTrack, G4bool isScatProjToProj,
65 G4ParticleChange 65 G4ParticleChange* fParticleChange);
66 66
67 G4double DiffCrossSectionPerVolumePrimToSeco 67 G4double DiffCrossSectionPerVolumePrimToSecond(
68 const G4Material* aMaterial, 68 const G4Material* aMaterial,
69 G4double kinEnergyProj, // kinetic energy 69 G4double kinEnergyProj, // kinetic energy of the primary particle before
70 // the interactio 70 // the interaction
71 G4double kinEnergyProd // kinetic energy 71 G4double kinEnergyProd // kinetic energy of the secondary particle
72 ) override; 72 ) override;
73 73
74 G4double AdjointCrossSection(const G4Materia 74 G4double AdjointCrossSection(const G4MaterialCutsCouple* aCouple,
75 G4double primEn 75 G4double primEnergy,
76 G4bool isScatPr 76 G4bool isScatProjToProj) override;
77 77
78 G4AdjointBremsstrahlungModel(G4AdjointBremss 78 G4AdjointBremsstrahlungModel(G4AdjointBremsstrahlungModel&) = delete;
79 G4AdjointBremsstrahlungModel& operator=( 79 G4AdjointBremsstrahlungModel& operator=(
80 const G4AdjointBremsstrahlungModel& right) 80 const G4AdjointBremsstrahlungModel& right) = delete;
81 81
82 private: 82 private:
83 void Initialize(); 83 void Initialize();
84 84
85 G4EmModelManager* fEmModelManagerForFwdModel 85 G4EmModelManager* fEmModelManagerForFwdModels;
86 G4AdjointCSManager* fCSManager; 86 G4AdjointCSManager* fCSManager;
87 G4ParticleDefinition* fElectron; 87 G4ParticleDefinition* fElectron;
88 G4ParticleDefinition* fGamma; 88 G4ParticleDefinition* fGamma;
89 89
90 G4double fLastCZ = 0.; 90 G4double fLastCZ = 0.;
91 91
92 G4bool fIsDirectModelInitialised = false; 92 G4bool fIsDirectModelInitialised = false;
93 }; 93 };
94 94
95 #endif 95 #endif
96 96