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25 // 25 //
>> 26 //
>> 27 // $Id: G4SynchrotronRadiation.hh,v 1.4 2006-06-29 19:55:43 gunter Exp $
>> 28 // GEANT4 tag $Name: not supported by cvs2svn $
>> 29 //
26 // ------------------------------------------- 30 // ------------------------------------------------------------
27 // GEANT 4 class header file 31 // GEANT 4 class header file
>> 32 // CERN Geneva Switzerland
>> 33 //
28 // 34 //
29 // History: 35 // History:
30 // 21-5-98 1 version , V. Grichine 36 // 21-5-98 1 version , V. Grichine
31 // 28-05-01, V.Ivanchenko minor changes t 37 // 28-05-01, V.Ivanchenko minor changes to provide ANSI -wall compilation
32 // 23-05-06, H. Burkhardt: Energy spectru 38 // 23-05-06, H. Burkhardt: Energy spectrum from function rather than table
33 // 39 //
>> 40 //
34 // ------------------------------------------- 41 // ------------------------------------------------------------
35 42
36 #ifndef G4SynchrotronRadiation_h 43 #ifndef G4SynchrotronRadiation_h
37 #define G4SynchrotronRadiation_h 1 44 #define G4SynchrotronRadiation_h 1
38 45
>> 46 #include "G4ios.hh"
39 #include "globals.hh" 47 #include "globals.hh"
40 #include "G4Step.hh" << 48 #include "Randomize.hh"
>> 49 #include "G4VDiscreteProcess.hh"
>> 50 #include "G4TransportationManager.hh"
>> 51 #include "G4FieldManager.hh"
>> 52 #include "G4Field.hh"
41 #include "G4ThreeVector.hh" 53 #include "G4ThreeVector.hh"
>> 54 #include "G4PropagatorInField.hh"
>> 55
42 #include "G4Track.hh" 56 #include "G4Track.hh"
43 #include "G4VDiscreteProcess.hh" << 57 #include "G4Step.hh"
>> 58
>> 59 #include "G4Gamma.hh"
>> 60 #include "G4Electron.hh"
>> 61 #include "G4Positron.hh"
44 62
45 class G4LossTableManager; <<
46 class G4ParticleDefinition; <<
47 class G4PropagatorInField; <<
48 class G4VEmAngularDistribution; <<
49 63
50 class G4SynchrotronRadiation : public G4VDiscr 64 class G4SynchrotronRadiation : public G4VDiscreteProcess
51 { 65 {
52 public: << 66 public:
53 explicit G4SynchrotronRadiation(const G4Stri <<
54 G4ProcessTyp <<
55 67
56 virtual ~G4SynchrotronRadiation(); << 68 G4SynchrotronRadiation(const G4String& pName = "SynRad",
>> 69 G4ProcessType type = fElectromagnetic);
57 70
58 G4SynchrotronRadiation& operator=(const G4Sy << 71 virtual ~G4SynchrotronRadiation();
59 delete; <<
60 G4SynchrotronRadiation(const G4SynchrotronRa <<
61 72
62 virtual G4double GetMeanFreePath(const G4Tra << 73 G4double GetMeanFreePath( const G4Track& track,
63 G4double pr << 74 G4double previousStepSize,
64 G4ForceCond << 75 G4ForceCondition* condition );
65 76
66 virtual G4VParticleChange* PostStepDoIt(cons << 77 G4VParticleChange *PostStepDoIt( const G4Track& track,
67 cons << 78 const G4Step& Step );
68 79
69 G4double GetPhotonEnergy(const G4Track& trac << 80 G4double GetPhotonEnergy( const G4Track& trackData,
>> 81 const G4Step& stepData );
70 82
71 G4double GetRandomEnergySR(G4double, G4doubl << 83 G4double GetRandomEnergySR( G4double, G4double );
72 84
73 G4double InvSynFracInt(G4double x); 85 G4double InvSynFracInt(G4double x);
74 G4double Chebyshev(G4double a, G4double b, c << 86 G4double Chebyshev(G4double a,G4double b,const G4double c[],G4int m,G4double x);
75 G4double x); << 87 G4bool IsApplicable(const G4ParticleDefinition&);
76 << 88 void BuildPhysicsTable(const G4ParticleDefinition& );
77 virtual G4bool IsApplicable(const G4Particle << 89 void PrintInfoDefinition();
78 virtual void BuildPhysicsTable(const G4Parti << 90
>> 91 private:
>> 92
>> 93 G4SynchrotronRadiation & operator=(const G4SynchrotronRadiation &right);
>> 94 G4SynchrotronRadiation(const G4SynchrotronRadiation&);
>> 95
>> 96 G4ParticleDefinition* theGamma;
>> 97 const G4ParticleDefinition* theElectron;
>> 98 const G4ParticleDefinition* thePositron;
79 99
80 void ProcessDescription(std::ostream&) const << 100 G4double fLambdaConst;
81 void DumpInfo() const override { ProcessDesc << 101 G4double fEnergyConst;
82 102
83 void SetAngularGenerator(G4VEmAngularDistrib <<
84 <<
85 private: <<
86 G4LossTableManager* theManager; <<
87 G4VEmAngularDistribution* genAngle; <<
88 G4ParticleDefinition* theGamma; <<
89 G4PropagatorInField* fFieldPropagator; 103 G4PropagatorInField* fFieldPropagator;
90 104
91 G4bool FirstTime; <<
92 G4bool FirstTime1; <<
93 <<
94 G4int secID = -1; // creator modelID <<
95 }; 105 };
96 106
97 ////////////////////////// INLINE METHODS // 107 ////////////////////////// INLINE METHODS /////////////////////////////
>> 108 inline G4bool
>> 109 G4SynchrotronRadiation::IsApplicable( const G4ParticleDefinition& particle )
>> 110 {
>> 111
>> 112 return ( ( &particle == (const G4ParticleDefinition *)theElectron ) ||
>> 113 ( &particle == (const G4ParticleDefinition *)thePositron ) );
98 114
99 inline G4double G4SynchrotronRadiation::Chebys << 115 // return ( particle.GetPDGCharge() != 0.0 );
100 << 116 }
101 << 117
>> 118 inline G4double G4SynchrotronRadiation::Chebyshev(G4double a,G4double b,const G4double c[],G4int m,G4double x)
102 { 119 {
103 G4double y; 120 G4double y;
104 G4double y2 = 2.0 * (y = (2.0 * x - a - b) / << 121 G4double y2=2.0*(y=(2.0*x-a-b)/(b-a)); // Change of variable.
105 G4double d = 0., dd = 0.; << 122 G4double d=0,dd=0;
106 for(G4int j = n - 1; j >= 1; --j) // Clensh << 123 for (G4int j=m-1;j>=1;j--) // Clenshaw's recurrence.
107 { << 124 { G4double sv=d;
108 G4double sv = d; << 125 d=y2*d-dd+c[j];
109 d = y2 * d - dd + c[j]; << 126 dd=sv;
110 dd = sv; <<
111 } 127 }
112 return y * d - dd + 0.5 * c[0]; << 128 return y*d-dd+0.5*c[0];
113 } 129 }
114 130
115 #endif // end of G4SynchrotronRadiation.hh 131 #endif // end of G4SynchrotronRadiation.hh
>> 132
116 133