Geant4  10.03
G4VAngularDistribution.hh
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27 // -------------------------------------------------------------------
28 // GEANT4 Class file
29 //
30 //
31 // File name: G4VAngularDistribution
32 //
33 // Author: Maria Grazia Pia (MariaGrazia.Pia@genova.infn.it)
34 //
35 // Creation date: 15 April 2000
36 //
37 // Modifications:
38 //
39 // Abstract class for angular distribution strategy pattern
40 //
41 // Id: G4VAngularDistribution.hh,v 1.16 2000/05/11 19:07:29 pia Exp $ //
42 //
43 // -------------------------------------------------------------------
44 
45 #ifndef G4VANGULARDISTRIBUTION_HH
46 #define G4VANGULARDISTRIBUTION_HH
47 
48 #include <CLHEP/Units/PhysicalConstants.h>
49 
50 #include "globals.hh"
51 #include "G4HadronicException.hh"
52 #include "Randomize.hh"
53 
55 {
56 
57 public:
58 
59  // Constructors
61 
63 
64  virtual G4double CosTheta(G4double s, G4double m1, G4double m2) const = 0;
65 
66  virtual G4double Phi() const { return 2.*CLHEP::pi*G4UniformRand(); }
67 
68 protected:
69 
70 private:
71 
72 };
73 
74 #endif
static constexpr double s
Definition: G4SIunits.hh:169
virtual G4double CosTheta(G4double s, G4double m1, G4double m2) const =0
#define G4UniformRand()
Definition: Randomize.hh:97
virtual G4double Phi() const
static constexpr double pi
Definition: G4SIunits.hh:75
double G4double
Definition: G4Types.hh:76
static constexpr double m2
Definition: G4SIunits.hh:130