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25 //
26 //////////////////////////////////////////////
27 // Cerenkov Radiation Class Definition
28 //////////////////////////////////////////////
29 //
30 // File: G4Cerenkov.hh
31 // Description: Discrete Process - Generation
32 // Version: 2.0
33 // Created: 1996-02-21
34 // Author: Juliet Armstrong
35 // Updated: 2007-09-30 change inheritance
36 // 2005-07-28 add G4ProcessType t
37 // 1999-10-29 add method and clas
38 // 1997-04-09 by Peter Gumplinger
39 // > G4MaterialPropertiesTable; n
40 //
41 //////////////////////////////////////////////
42
43 #ifndef G4Cerenkov_h
44 #define G4Cerenkov_h 1
45
46 #include "globals.hh"
47 #include "G4DynamicParticle.hh"
48 #include "G4ForceCondition.hh"
49 #include "G4GPILSelection.hh"
50 #include "G4MaterialPropertyVector.hh"
51 #include "G4VProcess.hh"
52
53 class G4Material;
54 class G4ParticleDefinition;
55 class G4PhysicsTable;
56 class G4Step;
57 class G4Track;
58 class G4VParticleChange;
59
60 class G4Cerenkov : public G4VProcess
61 {
62 public:
63 explicit G4Cerenkov(const G4String& processN
64 G4ProcessType type
65 ~G4Cerenkov();
66
67 explicit G4Cerenkov(const G4Cerenkov& right)
68
69 G4Cerenkov& operator=(const G4Cerenkov& righ
70
71 G4bool IsApplicable(const G4ParticleDefiniti
72 // Returns true -> 'is applicable', for all
73 // except short-lived particles.
74
75 void BuildPhysicsTable(const G4ParticleDefin
76 // Build table at a right time
77
78 void PreparePhysicsTable(const G4ParticleDef
79 void Initialise();
80
81 G4double GetMeanFreePath(const G4Track& aTra
82 // Returns the discrete step limit and sets
83 // condition for the DoIt to be invoked at e
84
85 G4double PostStepGetPhysicalInteractionLengt
86
87 // Returns the discrete step limit and sets
88 // condition for the DoIt to be invoked at e
89
90 G4VParticleChange* PostStepDoIt(const G4Trac
91 const G4Step
92 // This is the method implementing the Ceren
93
94 // no operation in AtRestDoIt and AlongSt
95 virtual G4double AlongStepGetPhysicalInterac
96 const G4Track&, G4double, G4double, G4doub
97 {
98 return -1.0;
99 };
100
101 virtual G4double AtRestGetPhysicalInteractio
102 const G4Track&, G4ForceCondition*) overrid
103 {
104 return -1.0;
105 };
106
107 // no operation in AtRestDoIt and AlongSt
108 virtual G4VParticleChange* AtRestDoIt(const
109 {
110 return nullptr;
111 };
112
113 virtual G4VParticleChange* AlongStepDoIt(con
114 con
115 {
116 return nullptr;
117 };
118
119 void SetTrackSecondariesFirst(const G4bool s
120 // If set, the primary particle tracking is
121 // produced Cerenkov photons are tracked nex
122 // been tracked, the tracking of the primary
123
124 G4bool GetTrackSecondariesFirst() const;
125 // Returns the boolean flag for tracking sec
126
127 void SetMaxBetaChangePerStep(const G4double
128 // Set the maximum allowed change in beta =
129
130 G4double GetMaxBetaChangePerStep() const;
131 // Returns the maximum allowed change in bet
132
133 void SetMaxNumPhotonsPerStep(const G4int Num
134 // Set the maximum number of Cerenkov photon
135 // a tracking step. This is an average ONLY;
136 // around this average. If invoked, the maxi
137 // of the size set. If not called, the step
138 // photons generated.
139
140 G4int GetMaxNumPhotonsPerStep() const;
141 // Returns the maximum number of Cerenkov ph
142 // generated during a tracking step.
143
144 void SetStackPhotons(const G4bool);
145 // Call by the user to set the flag for stac
146
147 G4bool GetStackPhotons() const;
148 // Return the boolean for whether or not the
149
150 G4int GetNumPhotons() const;
151 // Returns the current number of scint. phot
152
153 G4PhysicsTable* GetPhysicsTable() const;
154 // Returns the address of the physics table.
155
156 void DumpPhysicsTable() const;
157 // Prints the physics table.
158
159 G4double GetAverageNumberOfPhotons(const G4d
160 const G4M
161 G4Materia
162
163 void DumpInfo() const override {ProcessDescr
164 void ProcessDescription(std::ostream& out) c
165
166 void SetVerboseLevel(G4int);
167 // sets verbosity
168
169 protected:
170 G4PhysicsTable* thePhysicsTable;
171
172 private:
173 G4double fMaxBetaChange;
174
175 G4int fMaxPhotons;
176 G4int fNumPhotons;
177
178 G4bool fStackingFlag;
179 G4bool fTrackSecondariesFirst;
180
181 G4int secID = -1; // creator modelID
182
183 };
184
185 inline G4bool G4Cerenkov::GetTrackSecondariesF
186 {
187 return fTrackSecondariesFirst;
188 }
189
190 inline G4double G4Cerenkov::GetMaxBetaChangePe
191 {
192 return fMaxBetaChange;
193 }
194
195 inline G4int G4Cerenkov::GetMaxNumPhotonsPerSt
196
197 inline G4bool G4Cerenkov::GetStackPhotons() co
198
199 inline G4int G4Cerenkov::GetNumPhotons() const
200
201 inline G4PhysicsTable* G4Cerenkov::GetPhysicsT
202 {
203 return thePhysicsTable;
204 }
205
206 #endif /* G4Cerenkov_h */
207