| 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 // G4Step
27 //
28 // Class description:
29 //
30 // This class represents the Step of a particl
31 // It includes information of:
32 // 1) List of Step points which compose th
33 // 2) static information of particle which
34 // 3) trackID and parent particle ID of th
35 // 4) termination condition of the Step.
36
37 // Authors:
38 // Katsuya Amako (e-mail: Katsuya.Amako@kek
39 // Takashi Sasaki (e-mail: Takashi.Sasaki@ke
40 // Revisions:
41 // Hisaya Kurashige, 1998-2007
42 // -------------------------------------------
43 #ifndef G4Step_hh
44 #define G4Step_hh 1
45
46 #include <cstdlib> // Include fr
47 #include <cmath> // Include fr
48 #include "G4ios.hh" // Include fr
49 #include <iomanip> // Include fr
50 #include "globals.hh" // Include fr
51 #include "G4ThreeVector.hh" // Include fr
52 #include "G4VPhysicalVolume.hh" // Include fr
53 #include "G4StepPoint.hh" // Include fr
54 #include "G4StepStatus.hh" // Include fr
55 #include "G4TrackVector.hh" // Include fr
56
57 class G4Polyline; // Forward de
58 class G4Track; // Forward de
59
60 class G4Step
61 {
62 public:
63 G4Step();
64 ~G4Step();
65 // Constructor/Destructor
66
67 G4Step(const G4Step&);
68 G4Step& operator=(const G4Step&);
69 // Copy Constructor and assignment opera
70
71 inline G4Track* GetTrack() const;
72 inline void SetTrack(G4Track* value);
73 // Current track
74
75 inline G4StepPoint* GetPreStepPoint() cons
76 inline void SetPreStepPoint(G4StepPoint* v
77 inline G4StepPoint* ResetPreStepPoint(G4St
78 // Pre-Step points
79 // If Set method is invoked, the previou
80 // If Reset method is invoked, the previ
81 // but its pointer is returned. Thus it'
82 // properly delete it.
83
84 inline G4StepPoint* GetPostStepPoint() con
85 inline void SetPostStepPoint(G4StepPoint*
86 inline G4StepPoint* ResetPostStepPoint(G4S
87 // Post-Step points
88 // If Set method is invoked, the previou
89 // If Reset method is invoked, the previ
90 // but its pointer is returned. Thus it'
91 // properly delete it.
92
93 inline G4double GetStepLength() const;
94 inline void SetStepLength(G4double value);
95 // Before the end of the AlongStepDoIt l
96 // the initial value which is determined
97 // proposed by a physics process. After
98 // it will be set equal to 'StepLength'
99
100 inline G4double GetTotalEnergyDeposit() co
101 inline void SetTotalEnergyDeposit(G4double
102 // Total energy deposit
103
104 inline G4double GetNonIonizingEnergyDeposi
105 inline void SetNonIonizingEnergyDeposit(G4
106 // Total non-ionizing energy deposit
107
108 inline G4SteppingControl GetControlFlag()
109 inline void SetControlFlag(G4SteppingContr
110 // Control flag for stepping
111
112 inline void AddTotalEnergyDeposit(G4double
113 inline void ResetTotalEnergyDeposit();
114 // Manipulation of total energy deposit
115
116 inline void AddNonIonizingEnergyDeposit(G4
117 inline void ResetNonIonizingEnergyDeposit(
118 // Manipulation of non-ionizing energy d
119
120 inline G4bool IsFirstStepInVolume() const;
121 inline G4bool IsLastStepInVolume() const;
122
123 inline void SetFirstStepFlag();
124 inline void ClearFirstStepFlag();
125 inline void SetLastStepFlag();
126 inline void ClearLastStepFlag();
127 // Get/Set/Clear flag for initial/last s
128 // NOTE: flags are not used
129
130 inline G4ThreeVector GetDeltaPosition() co
131 inline G4double GetDeltaTime() const;
132 // Difference of position, time, momentu
133
134 inline G4ThreeVector GetDeltaMomentum() co
135 inline G4double GetDeltaEnergy() const;
136 // These methods provide difference betw
137 // at a step, it is incorrect to use the
138 // deposition in media during the step,
139 // be produced. For energy deposition us
140
141 inline void InitializeStep(G4Track* aValue
142 // Initialize contents of G4Step
143
144 inline void UpdateTrack();
145 // Update track by using G4Step informat
146
147 inline void CopyPostToPreStepPoint();
148 // Copy PostStepPoint to PreStepPoint
149
150 inline void SetPointerToVectorOfAuxiliaryP
151 inline std::vector<G4ThreeVector>* GetPoin
152 // Auxiliary points modifiers
153
154 // --- Secondary buckets ---
155
156 inline std::size_t GetNumberOfSecondariesI
157 // Secondaries in the current step
158
159 const std::vector<const G4Track*>* GetSeco
160
161 inline const G4TrackVector* GetSecondary()
162 inline G4TrackVector* GetfSecondary();
163 inline G4TrackVector* NewSecondaryVector()
164 // NOTE: Secondary bucket of the Step co
165 // all secondaries during tracking
166 // (i.e. NOT secondaries produced
167 // all these methods give same object (i
168 // but 2nd one will create bucket in add
169
170 inline void DeleteSecondaryVector();
171 // Just delete secondary bucket
172 // NOTE: G4Track objects inside the buck
173
174 inline void SetSecondary(G4TrackVector* va
175 // Add secondary tracks to the bucket
176
177 protected:
178
179 G4double fTotalEnergyDeposit = 0.0;
180 // Accumulated total energy deposit in t
181
182 G4double fNonIonizingEnergyDeposit = 0.0;
183 // Accumulated non-ionizing energy deposi
184
185 private:
186
187 G4StepPoint* fpPreStepPoint = nullptr;
188 G4StepPoint* fpPostStepPoint = nullptr;
189 G4double fStepLength = 0.0;
190 // Step length which may be updated at e
191 // AlongStepDoIt and PostStepDoIt
192
193 G4Track* fpTrack = nullptr;
194
195 G4SteppingControl fpSteppingControlFlag =
196 // A flag to control SteppingManager beh
197
198 G4bool fFirstStepInVolume = false;
199 G4bool fLastStepInVolume = false;
200 // Flags for initial/last step
201
202 G4TrackVector* fSecondary = nullptr;
203 // Secondary bucket implemented by using
204
205 std::size_t nSecondaryByLastStep = 0;
206 // number of secondaries which have been
207
208 std::vector<const G4Track*>* secondaryInCu
209
210 std::vector<G4ThreeVector>* fpVectorOfAuxi
211 };
212
213 #include "G4Step.icc"
214
215 #endif
216