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25 //
26 //
27 //
28 // Hadronic Process: Nuclear De-excitations
29 // by V. Lara
30
31 #ifndef G4StatMFChannel_h
32 #define G4StatMFChannel_h 1
33
34 #include <deque>
35 #include <vector>
36
37 #include "G4StatMFParameters.hh"
38 #include "G4StatMFFragment.hh"
39
40
41 class G4StatMFChannel {
42
43 public:
44 // Default Constructor
45 G4StatMFChannel();
46
47 // Destructor
48 ~G4StatMFChannel();
49
50 private:
51
52 // Copy constructor
53 G4StatMFChannel(const G4StatMFChannel & right);
54
55 // operators
56 G4StatMFChannel & operator=(const G4StatMFChannel & right);
57
58 G4bool operator==(const G4StatMFChannel & right) const;
59 G4bool operator!=(const G4StatMFChannel & right) const;
60
61 public:
62
63 void CreateFragment(G4int A, G4int Z);
64
65 inline size_t GetMultiplicity(void) { return _theFragments.size();}
66
67 // Return false if there is some unphysical fragment
68 G4bool CheckFragments(void);
69
70 G4double GetFragmentsCoulombEnergy(void);
71
72 G4double GetFragmentsEnergy(G4double T) const;
73
74 G4FragmentVector * GetFragments(G4int anA, G4int anZ, G4double T);
75
76 private:
77
78 // This method calculates asymptotic fragments momenta.
79 void CoulombImpulse(G4int anA, G4int anZ, G4double T);
80
81 void PlaceFragments(G4int anA);
82
83 void SolveEqOfMotion(G4int anA, G4int anZ, G4double T);
84
85 // Calculates fragments momentum components at the breakup instant.
86 // Fragment kinetic energies will be calculated according to the
87 // Boltzamann distribution at given temperature.
88 void FragmentsMomenta(G4int NF, G4int idx, G4double T);
89
90 // Rotates a 3-vector P to close momentum triangle Pa + V + P = 0
91 G4ThreeVector RotateMomentum(G4ThreeVector Pa, G4ThreeVector V,
92 G4ThreeVector P);
93
94 private:
95
96 std::deque<G4StatMFFragment*> _theFragments;
97 std::vector<G4ThreeVector> Pos;
98 std::vector<G4ThreeVector> Vel;
99 std::vector<G4ThreeVector> Accel;
100
101 G4int _NumOfNeutralFragments;
102
103 G4int _NumOfChargedFragments;
104
105 struct DeleteFragment
106 {
107 template<typename T>
108 void operator()(const T* ptr) const
109 {
110 delete ptr;
111 }
112 };
113
114 };
115
116 #endif
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