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G4ParamExpTwoBodyAngDst.hh
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25 //
26 // Author: Michael Kelsey (SLAC)
27 // Date: 20 February 2013
28 //
29 // Description: Templated base class for exponential parametrization of
30 // two-body angular distributions in Bertini-style cascade
31 //
32 // 20130227 Renamed from "ParamExp" to "ParamExp" to fix misattribution.
33 
34 #ifndef G4ParamExpTwoBodyAngDst_h
35 #define G4ParamExpTwoBodyAngDst_h 1
36 
37 #include "G4VTwoBodyAngDst.hh"
38 #include "G4CascadeInterpolator.hh"
39 
40 
41 template <G4int NKEBINS>
43 public:
44  enum { nKEbins=NKEBINS }; // For use in function arguments
45 
47  const G4double (&kebins)[nKEbins],
48  const G4double (&pFrac)[nKEbins],
49  const G4double (&pA)[nKEbins],
50  const G4double (&pC)[nKEbins],
51  const G4double (&pCos)[nKEbins],
52  G4int verbose = 0)
53  : G4VTwoBodyAngDst(name, verbose), labKE(kebins), angleCut(pFrac),
54  smallScale(pA), largeScale(pC), cosScale(pCos), interpolator(kebins) {;}
55 
57 
58  virtual G4double GetCosTheta(const G4double& ekin, const G4double& pcm) const;
59 
60 protected:
61  // Kinetic energies at which angular distributions are taken
62  const G4double (&labKE)[nKEbins];
63 
64  // Cut-off for small- vs. large-angle functions at each energy
66 
67  // Scale factors for small- vs. large-angle regions
70 
71  // Scale factor for exponential mapping to cos(theta)
73 
75 };
76 
77 // Implementations must be included for templated classes
78 #include "G4ParamExpTwoBodyAngDst.icc"
79 
80 #endif /* G4ParamExpTwoBodyAngDst_h */