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G4VEmAngularDistribution.hh
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25 //
26 //
27 // -------------------------------------------------------------------
28 //
29 // GEANT4 Class header file
30 //
31 // File name: G4VEmAngularDistribution
32 //
33 // Author: V. Ivanchenko using design of existing
34 // interface G4VBremAngularDistribution
35 //
36 // Creation date: 13 October 2010
37 //
38 // Modifications:
39 //
40 // Class Description:
41 //
42 // Abstract base class for polar angle sampling
43 //
44 // Class Description: End
45 
46 // -------------------------------------------------------------------
47 //
48 
49 #ifndef G4VEmAngularDistribution_h
50 #define G4VEmAngularDistribution_h 1
51 
52 #include "globals.hh"
53 #include "Randomize.hh"
54 #include "G4ThreeVector.hh"
55 #include "G4DynamicParticle.hh"
56 
57 class G4Material;
58 
60 {
61 public:
62 
63  explicit G4VEmAngularDistribution(const G4String& name);
64 
65  virtual ~G4VEmAngularDistribution();
66 
67  // Sample direction in global coordinate system,
68  // this means for zero scattering angle this direction is the same
69  // as the direction of primary
71  G4double finalTotalEnergy,
72  G4int Z,
73  const G4Material*) = 0;
74 
75  // Sample direction in global coordinate system for given electronic shell,
76  // this means for zero scattering angle this direction is the same
77  // as the direction of primary
79  const G4DynamicParticle* dp,
80  G4double finalTotalEnergy,
81  G4int Z,
82  G4int shellID,
83  const G4Material*);
84 
85  virtual void SamplePairDirections(const G4DynamicParticle* dp,
86  G4double elecKinEnergy,
87  G4double posiKinEnergy,
88  G4ThreeVector& dirElectron,
89  G4ThreeVector& dirPositron,
90  G4int Z = 0,
91  const G4Material* mat = nullptr);
92 
93  inline const G4String& GetName() const;
94 
95 protected:
96 
98 
99 private:
100 
101  // hide assignment operator
103  operator=(const G4VEmAngularDistribution &right) = delete;
105 
107 };
108 
110 {
111  return fName;
112 }
113 
114 #endif
115