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G4VTransitionRadiation.hh
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27 // $Id$
28 //
29 // G4VTransitionRadiation -- header file
30 //
31 // Generic process of transition radiation
32 //
33 // History:
34 // 29.02.04, V.Ivanchenko created
35 // 28.07.05, P.Gumplinger add G4ProcessType to constructor
36 
37 #ifndef G4VTransitionRadiation_h
38 #define G4VTransitionRadiation_h
39 
40 
41 #include "G4VDiscreteProcess.hh"
42 #include "G4Track.hh"
43 #include "G4ForceCondition.hh"
44 #include "globals.hh"
45 #include <vector>
46 
47 class G4Material;
48 class G4Region;
49 class G4VTRModel;
50 class G4particleDefinition;
51 
53 {
54 public:
55 
56 // Constructors
57  G4VTransitionRadiation( const G4String& processName = "TR",
59 
60 
61 // Destructor
62  virtual ~G4VTransitionRadiation() ;
63 
64  virtual G4bool IsApplicable(const G4ParticleDefinition& aParticleType);
65 
66  virtual G4double GetMeanFreePath(const G4Track& track, G4double,
68 
69  virtual G4VParticleChange* PostStepDoIt(const G4Track& track,
70  const G4Step& step);
71 
72  virtual void PrintInfoDefinition();
73  // Print out of the class parameters
74 
75  void SetRegion(const G4Region* reg);
76 
77  void SetModel(G4VTRModel* m);
78 
79 // private :
80 
81  void Clear();
82 
83  // hide assignment operator
86 
87  std::vector<const G4Material*> materials;
88  std::vector<G4double> steps;
89  std::vector<G4ThreeVector> normals;
90 
93  const G4Region* region;
95 
97 
100 
101 };
102 
104  const G4Track& track, G4double,
106 {
107  if(nSteps > 0) {
108  *condition = StronglyForced;
109  } else {
110  *condition = NotForced;
111  if(track.GetKineticEnergy()/track.GetDefinition()->GetPDGMass() + 1.0 > gammaMin &&
112  track.GetVolume()->GetLogicalVolume()->GetRegion() == region) {
113  *condition = StronglyForced;
114  }
115  }
116  return DBL_MAX; // so TR doesn't limit mean free path
117 }
118 
119 
120 #endif // G4VTransitionRadiation_h