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25 // 25 //
26 // 26 //
27 // ------------------------------------------- 27 // -------------------------------------------------------------------
28 // GEANT4 Class file 28 // GEANT4 Class file
29 // 29 //
30 // 30 //
31 // File name: G4VAngularDistribution 31 // File name: G4VAngularDistribution
32 // 32 //
33 // Author: Maria Grazia Pia (Maria 33 // Author: Maria Grazia Pia (MariaGrazia.Pia@genova.infn.it)
34 // 34 //
35 // Creation date: 15 April 2000 35 // Creation date: 15 April 2000
36 // 36 //
37 // Modifications: 37 // Modifications:
38 // 38 //
39 // Abstract class for angular distribution str 39 // Abstract class for angular distribution strategy pattern
40 // 40 //
41 // Id: G4VAngularDistribution.hh,v 1.16 2000/0 41 // Id: G4VAngularDistribution.hh,v 1.16 2000/05/11 19:07:29 pia Exp $ //
42 // 42 //
43 // ------------------------------------------- 43 // -------------------------------------------------------------------
44 44
45 #ifndef G4VANGULARDISTRIBUTION_HH 45 #ifndef G4VANGULARDISTRIBUTION_HH
46 #define G4VANGULARDISTRIBUTION_HH 46 #define G4VANGULARDISTRIBUTION_HH
47 47
48 #include <CLHEP/Units/PhysicalConstants.h> 48 #include <CLHEP/Units/PhysicalConstants.h>
49 49
50 #include "globals.hh" 50 #include "globals.hh"
51 #include "G4HadronicException.hh" 51 #include "G4HadronicException.hh"
52 #include "Randomize.hh" 52 #include "Randomize.hh"
53 53
54 class G4VAngularDistribution 54 class G4VAngularDistribution
55 { 55 {
56 56
57 public: 57 public:
58 58
59 // Constructors 59 // Constructors
60 G4VAngularDistribution() { } 60 G4VAngularDistribution() { }
61 61
62 virtual ~G4VAngularDistribution() { } 62 virtual ~G4VAngularDistribution() { }
63 63
64 virtual G4double CosTheta(G4double s, G4doub 64 virtual G4double CosTheta(G4double s, G4double m1, G4double m2) const = 0;
65 65
66 virtual G4double Phi() const { return 2.*CLH 66 virtual G4double Phi() const { return 2.*CLHEP::pi*G4UniformRand(); }
67 67
68 protected: 68 protected:
69 69
70 private: 70 private:
71 71
72 }; 72 };
73 73
74 #endif 74 #endif
75 75