| Geant4 Cross Reference |
1 // 1
2 // *******************************************
3 // * License and Disclaimer
4 // *
5 // * The Geant4 software is copyright of th
6 // * the Geant4 Collaboration. It is provided
7 // * conditions of the Geant4 Software License
8 // * LICENSE and available at http://cern.ch/
9 // * include a list of copyright holders.
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 //
26 // G4ParallelWorldProcess
27 //
28 // Class description:
29 //
30 // This process takes a parallel world and lim
31 // on the boundaries of volumes in the paralle
32 // It invokes sensitive detectors assigned in
33 // It switches a material (and a region if def
34 // assigned parallel world over the material (
35 // in the mass world.
36 //
37 // Author: M.Asai (SLAC), 2010.
38 //--------------------------------------------
39 #ifndef G4ParallelWorldProcess_h
40 #define G4ParallelWorldProcess_h 1
41
42 #include "G4FieldTrack.hh"
43 #include "G4MultiNavigator.hh"
44 #include "G4TouchableHandle.hh"
45 #include "G4VProcess.hh"
46 #include "globals.hh"
47
48 class G4Step;
49 class G4StepPoint;
50 class G4Navigator;
51 class G4TransportationManager;
52 class G4PathFinder;
53 class G4VPhysicalVolume;
54 class G4ParticleChange;
55
56 class G4ParallelWorldProcess : public G4VProce
57 {
58 public:
59
60 G4ParallelWorldProcess(const G4String& pro
61 G4ProcessType theTy
62 ~G4ParallelWorldProcess() override;
63
64 //----------------------------------------
65 // Set Paralle World
66 //----------------------------------------
67
68 void SetParallelWorld(G4String parallelWor
69 void SetParallelWorld(G4VPhysicalVolume* p
70
71 //----------------------------------------
72 // Process interface
73 //----------------------------------------
74
75 void StartTracking(G4Track*) override;
76
77 //----------------------------------------
78 // GetPhysicalInteractionLength() and DoIt
79 //----------------------------------------
80
81 G4double AtRestGetPhysicalInteractionLengt
82 G4VParticleChange* AtRestDoIt(const G4Trac
83
84 //----------------------------------------
85 // GetPhysicalInteractionLength() and DoIt
86 //----------------------------------------
87
88 G4double AlongStepGetPhysicalInteractionLe
89
90 G4VParticleChange* AlongStepDoIt(const G4T
91
92 //----------------------------------------
93 // GetPhysicalInteractionLength() and DoIt
94 //----------------------------------------
95
96 G4double PostStepGetPhysicalInteractionLen
97
98 G4VParticleChange* PostStepDoIt(const G4Tr
99
100 //----------------------------------------
101 // Flag for material switching
102 //----------------------------------------
103
104 inline void SetLayeredMaterialFlag(G4bool
105 inline G4bool GetLayeredMaterialFlag() con
106
107 //----------------------------------------
108 // Returns whether a particular particle t
109 //----------------------------------------
110 G4bool IsAtRestRequired(G4ParticleDefiniti
111
112 //----------------------------------------
113 // Static G4Step object for "Hyper-step"
114 //----------------------------------------
115 static const G4Step* GetHyperStep();
116 static G4int GetHypNavigatorID();
117
118 protected:
119
120 void CopyStep(const G4Step& step);
121 void SwitchMaterial(G4StepPoint*);
122
123 protected:
124
125 G4Step* fGhostStep;
126 G4StepPoint* fGhostPreStepPoint;
127 G4StepPoint* fGhostPostStepPoint;
128
129 G4VParticleChange aDummyParticleChange;
130 G4ParticleChange xParticleChange;
131
132 G4TransportationManager* fTransportationMa
133 G4PathFinder* fPathFinder;
134
135 // -------------------------------
136 // Navigation in the Ghost World:
137 // -------------------------------
138 G4String fGhostWorldName;
139 G4VPhysicalVolume* fGhostWorld{nullptr};
140 G4Navigator* fGhostNavigator{nullptr};
141 G4int fNavigatorID{-1};
142 G4TouchableHandle fOldGhostTouchable;
143 G4TouchableHandle fNewGhostTouchable;
144 G4FieldTrack fFieldTrack;
145 G4double fGhostSafety{0.};
146 G4bool fOnBoundary{false};
147
148 //----------------------------------------
149 // Flag for material switching
150 //----------------------------------------
151 G4bool layeredMaterialFlag{false};
152
153 private:
154
155 static G4ThreadLocal G4Step* fpHyperStep;
156 static G4ThreadLocal G4int nParallelWorlds
157 static G4ThreadLocal G4int fNavIDHyp;
158 G4int iParallelWorld;
159 };
160
161 #endif
162