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>> 1 // This code implementation is the intellectual property of
>> 2 // the GEANT4 collaboration.
1 // 3 //
2 // ******************************************* << 4 // By copying, distributing or modifying the Program (or any work
3 // * License and Disclaimer << 5 // based on the Program) you indicate your acceptance of this statement,
4 // * << 6 // and all its terms.
5 // * The Geant4 software is copyright of th << 7 //
6 // * the Geant4 Collaboration. It is provided << 8 // $Id: G4TransitionRadiation.hh,v 1.5 2000/04/03 13:45:28 grichine Exp $
7 // * conditions of the Geant4 Software License << 9 // GEANT4 tag $Name: geant4-02-00 $
8 // * LICENSE and available at http://cern.ch/ << 10 //
9 // * include a list of copyright holders. << 11 // G4TransitionRadiation -- header file
10 // * <<
11 // * Neither the authors of this software syst <<
12 // * institutes,nor the agencies providing fin <<
13 // * work make any representation or warran <<
14 // * regarding this software system or assum <<
15 // * use. Please see the license in the file <<
16 // * for the full disclaimer and the limitatio <<
17 // * <<
18 // * This code implementation is the result <<
19 // * technical work of the GEANT4 collaboratio <<
20 // * By using, copying, modifying or distri <<
21 // * any work based on the software) you ag <<
22 // * use in resulting scientific publicati <<
23 // * acceptance of all terms of the Geant4 Sof <<
24 // ******************************************* <<
25 // 12 //
26 // Class for description of transition radiat 13 // Class for description of transition radiation generated
27 // by charged particle crossed interface betw 14 // by charged particle crossed interface between material 1
28 // and material 2 (1 -> 2). Transition radiati 15 // and material 2 (1 -> 2). Transition radiation could be of kind:
29 // - optical back 16 // - optical back
30 // - optical forward 17 // - optical forward
31 // - X-ray forward (for relativistic case Tk 18 // - X-ray forward (for relativistic case Tkin/mass >= 10^2)
32 // 19 //
33 // GEANT 4 class header file --- Copyright CER 20 // GEANT 4 class header file --- Copyright CERN 1995
>> 21 // CERB Geneva Switzerland
34 // 22 //
>> 23 // for information related to this code, please, contact
>> 24 // CERN, CN Division, ASD Group
35 // History: 25 // History:
36 // 18.12.97, V. Grichine (Vladimir.Grichine@ce 26 // 18.12.97, V. Grichine (Vladimir.Grichine@cern.ch)
37 // 02.02.00, V.Grichine, new data fEnergy and << 27 // 02.02.00, V.Grichine, new data fEnergy and fVarAngle for double
38 // numerical integration 28 // numerical integration in inherited classes
39 // 03.06.03, V.Ivanchenko fix compilation warn <<
40 // 28.07.05, P.Gumplinger add G4ProcessType to <<
41 29
42 #ifndef G4TransitionRadiation_h 30 #ifndef G4TransitionRadiation_h
43 #define G4TransitionRadiation_h 31 #define G4TransitionRadiation_h
44 32
45 #include "globals.hh" << 33
46 #include "G4ParticleDefinition.hh" <<
47 #include "G4Step.hh" <<
48 #include "G4Track.hh" <<
49 #include "G4VDiscreteProcess.hh" 34 #include "G4VDiscreteProcess.hh"
50 #include "G4VParticleChange.hh" << 35 #include "G4Material.hh"
>> 36 // #include "G4OpBoundaryProcess.hh"
51 37
52 class G4TransitionRadiation : public G4VDiscre << 38 class G4TransitionRadiation : public G4VDiscreteProcess
53 { 39 {
54 public: << 40 public:
55 explicit G4TransitionRadiation(const G4Strin << 41
56 G4ProcessType << 42 // Constructors
>> 43
>> 44
>> 45 G4TransitionRadiation( const G4String& processName = "TR") ;
>> 46
>> 47
>> 48 // G4TransitionRadiation(const G4TransitionRadiation& right) ;
>> 49
>> 50 // Destructor
>> 51
>> 52 virtual ~G4TransitionRadiation() ;
>> 53
>> 54 // Operators
>> 55 // G4TransitionRadiation& operator=(const G4TransitionRadiation& right) ;
>> 56 // G4int operator==(const G4TransitionRadiation& right)const ;
>> 57 // G4int operator!=(const G4TransitionRadiation& right)const ;
>> 58
>> 59 // Methods
>> 60
>> 61 G4bool IsApplicable(const G4ParticleDefinition& aParticleType)
>> 62 {
>> 63 return ( aParticleType.GetPDGCharge() != 0.0 );
>> 64 }
>> 65
>> 66 G4double GetMeanFreePath(const G4Track& aTrack,
>> 67 G4double previousStepSize,
>> 68 G4ForceCondition* condition)
>> 69 {
>> 70 *condition = Forced;
>> 71 return DBL_MAX; // so TR doesn't limit mean free path
>> 72 }
>> 73
>> 74 G4VParticleChange* PostStepDoIt(const G4Track& aTrack,
>> 75 const G4Step& aStep)
>> 76 {
>> 77 ClearNumberOfInteractionLengthLeft();
>> 78 return &aParticleChange;
>> 79 }
>> 80
>> 81
>> 82
>> 83
>> 84 virtual
>> 85 G4double SpectralAngleTRdensity( G4double energy,
>> 86 G4double varAngle ) const = 0 ;
57 87
58 virtual ~G4TransitionRadiation(); << 88 G4double IntegralOverEnergy( G4double energy1,
>> 89 G4double energy2,
>> 90 G4double varAngle ) const ;
59 91
60 G4TransitionRadiation(const G4TransitionRadi << 92 G4double IntegralOverAngle( G4double energy,
61 G4TransitionRadiation& operator=(const G4Tra << 93 G4double varAngle1,
>> 94 G4double varAngle2 ) const ;
62 95
63 // Methods << 96 G4double AngleIntegralDistribution( G4double varAngle1,
>> 97 G4double varAngle2 ) const ;
64 98
65 G4bool IsApplicable(const G4ParticleDefiniti << 99 G4double EnergyIntegralDistribution( G4double energy1,
>> 100 G4double energy2 ) const ;
66 101
67 virtual G4double GetMeanFreePath(const G4Tra <<
68 G4ForceCond <<
69 102
70 virtual G4VParticleChange* PostStepDoIt(cons <<
71 cons <<
72 103
73 virtual void ProcessDescription(std::ostream << 104 // Access functions
74 virtual void DumpInfo() const override { Pro <<
75 105
76 virtual G4double SpectralAngleTRdensity(G4do <<
77 G4do <<
78 106
79 G4double IntegralOverEnergy(G4double energy1 << 107 protected :
80 G4double varAngl <<
81 108
82 G4double IntegralOverAngle(G4double energy, << 109 G4int fMatIndex1 ; // index of the 1st material
83 G4double varAngle << 110 G4int fMatIndex2 ; // index of the 2nd material
84 111
85 G4double AngleIntegralDistribution(G4double << 112 // private :
86 G4double <<
87 113
88 G4double EnergyIntegralDistribution(G4double << 114 G4double fGamma ;
>> 115 G4double fEnergy ;
>> 116 G4double fVarAngle ;
89 117
90 protected: << 118 // Local constants
91 // Local constants << 119 static const G4int fSympsonNumber ; // Accuracy of Sympson integration 10
92 // Accuracy of Sympson integration << 120 static const G4int fGammaNumber ; // = 15
93 static constexpr G4int fSympsonNumber = 100; << 121 static const G4int fPointNumber ; // = 100
94 static constexpr G4int fGammaNumber = 15; <<
95 static constexpr G4int fPointNumber = 100; <<
96 122
97 G4double fGamma; << 123 G4double fMinEnergy ; // min TR energy
98 G4double fEnergy; << 124 G4double fMaxEnergy ; // max TR energy
99 G4double fVarAngle; << 125 G4double fMaxTheta ; // max theta of TR quanta
100 126
101 G4double fMinEnergy; // min TR energy << 127 G4double fSigma1 ; // plasma energy Sq of matter1
102 G4double fMaxEnergy; // max TR energy << 128 G4double fSigma2 ; // plasma energy Sq of matter2
103 G4double fMaxTheta; // max theta of TR qu <<
104 129
105 G4double fSigma1; // plasma energy Sq of ma <<
106 G4double fSigma2; // plasma energy Sq of ma <<
107 130
108 G4int fMatIndex1; // index of the 1st mater << 131 } ;
109 G4int fMatIndex2; // index of the 2nd mater <<
110 }; <<
111 132
112 #endif // G4TransitionRadiation_h << 133 #endif // G4TransitionRadiation_h
113 134