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G4VPolarizedCrossSection.hh
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26 // $Id: G4VPolarizedCrossSection.hh 68046 2013-03-13 14:31:38Z gcosmo $
27 //
28 // File name: G4VPolarizedCrossSection
29 //
30 // Author: Andreas Schaelicke
31 //
32 // Creation date: 15.05.2005
33 //
34 // Modifications:
35 //
36 // Class Description:
37 // (pure virtual) interface class
38 //
39 // provides readable but efficient routines to determine
40 // polarization for the final state of a given process
41 // empoying the differential cross section
42 //
43 
44 #ifndef G4VPolarizedCrossSection_h
45 #define G4VPolarizedCrossSection_h 1
46 
47 #include "G4StokesVector.hh"
48 
49 
51 {
52 public:
54  virtual ~G4VPolarizedCrossSection();
55 
56 public:
57  virtual void Initialize(G4double, G4double, G4double,
58  const G4StokesVector & p0,const G4StokesVector & p1,
59  G4int flag=0);
60  virtual G4double XSection(const G4StokesVector & pol2,const G4StokesVector & pol3) = 0;
61  virtual G4double TotalXSection(G4double xmin, G4double xmax, G4double y,
62  const G4StokesVector & pol0,
63  const G4StokesVector & pol1);
64 
65  // return expected mean polarisation
66  virtual G4StokesVector GetPol2();
67  virtual G4StokesVector GetPol3();
68 
69  // return basic kinematics properties
70  // minimal gamma value in TotalXSection
71  inline G4double GetYmin() {return fYmin; }
72  // minimal energy fraction in TotalXSection
73  virtual G4double GetXmin(G4double y);
74  // maximal energy fraction in TotalXSection
75  virtual G4double GetXmax(G4double y);
76 
77  // return appropriate distribute polarisation states;
78 // void DicePolarization();
79 // G4StokesVector DicedPol2();
80 // G4StokesVector DicedPol3();
81  inline void SetMaterial(G4double A, G4double Z, G4double coul)
82  { theA=A; theZ=Z; fCoul=coul; }
83 protected:
84  // define kinematics properties
85  inline void SetXmin(G4double xmin) { fXmin=xmin;}
86  inline void SetXmax(G4double xmax) { fXmax=xmax;}
87  inline void SetYmin(G4double ymin) { fYmin=ymin;}
88 
89  // kinematic properties
91  // material properties
94 };
95 
96 
97 #endif
virtual G4StokesVector GetPol2()
void SetMaterial(G4double A, G4double Z, G4double coul)
Float_t y
Definition: compare.C:6
Float_t Z
double G4double
Definition: G4Types.hh:76
virtual G4StokesVector GetPol3()
virtual G4double GetXmax(G4double y)
double A(double temperature)
virtual G4double XSection(const G4StokesVector &pol2, const G4StokesVector &pol3)=0
int G4int
Definition: G4Types.hh:78
virtual G4double GetXmin(G4double y)
virtual G4double TotalXSection(G4double xmin, G4double xmax, G4double y, const G4StokesVector &pol0, const G4StokesVector &pol1)
virtual void Initialize(G4double, G4double, G4double, const G4StokesVector &p0, const G4StokesVector &p1, G4int flag=0)