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25 // 25 //
26 // G4ParticleChangeForGamma <<
27 // 26 //
28 // Class description: << 27 // $Id: G4ParticleChangeForGamma.hh,v 1.8 2006/08/28 16:10:06 vnivanch Exp $
>> 28 // GEANT4 tag $Name: geant4-08-02 $
29 // 29 //
30 // Concrete class for ParticleChange for gamma << 30 //
31 << 31 // ------------------------------------------------------------
32 // Author: Hisaya Kurashige, 23 March 1998 << 32 // GEANT 4 class header file
33 // Revision: Vladimir Ivantchenko, 15 April 20 << 33 //
34 // 24 August 2 << 34 //
35 // ------------------------------------------- << 35 // ------------------------------------------------------------
36 #ifndef G4ParticleChangeForGamma_hh << 36 // 15 April 2005 V.Ivanchenko for gamma EM processes
37 #define G4ParticleChangeForGamma_hh 1 << 37 //
>> 38 // Modified:
>> 39 // 30.05.05 : add UpdateStepForAtRest (V.Ivanchenko)
>> 40 // 04.12.05 : apply UpdateStepForPostStep in any case (mma)
>> 41 // 26.08.06 : Add->Set polarization;
>> 42 // add const method to access track;
>> 43 // add weight modification (V.Ivanchenko)
>> 44 //
>> 45 // ------------------------------------------------------------
>> 46 //
>> 47 // Class Description
>> 48 // This class is a concrete class for ParticleChange for gamma processes
>> 49 //
>> 50 #ifndef G4ParticleChangeForGamma_h
>> 51 #define G4ParticleChangeForGamma_h 1
38 52
39 #include "globals.hh" 53 #include "globals.hh"
40 #include "G4ios.hh" 54 #include "G4ios.hh"
41 #include "G4VParticleChange.hh" 55 #include "G4VParticleChange.hh"
42 56
43 class G4DynamicParticle; 57 class G4DynamicParticle;
44 58
45 class G4ParticleChangeForGamma final : public << 59 class G4ParticleChangeForGamma: public G4VParticleChange
46 { 60 {
47 public: 61 public:
48 << 62 // default constructor
49 G4ParticleChangeForGamma(); 63 G4ParticleChangeForGamma();
50 64
51 ~G4ParticleChangeForGamma() override = defau << 65 // destructor
52 << 66 virtual ~G4ParticleChangeForGamma();
53 G4ParticleChangeForGamma(const G4ParticleCha <<
54 G4ParticleChangeForGamma& operator=(const G4 <<
55 67
>> 68 // with description
>> 69 // ----------------------------------------------------
56 // --- the following methods are for updatin 70 // --- the following methods are for updating G4Step -----
57 71
58 G4Step* UpdateStepForAtRest(G4Step* pStep) f << 72 G4Step* UpdateStepForAtRest(G4Step* pStep);
59 G4Step* UpdateStepForPostStep(G4Step* Step) << 73 G4Step* UpdateStepForPostStep(G4Step* Step);
60 // A physics process gives the final sta << 74 // A physics process gives the final state of the particle
61 // based on information of G4Track << 75 // based on information of G4Track
62 76
63 inline void InitializeForPostStep(const G4Tr << 77 void InitializeForPostStep(const G4Track&);
64 // Initialize all properties by using G4 << 78 //Initialize all propoerties by using G4Track information
65 79
66 void AddSecondary(G4DynamicParticle* aPartic 80 void AddSecondary(G4DynamicParticle* aParticle);
67 // Add next secondary << 81 // Add next secondary
68 82
69 inline G4double GetProposedKineticEnergy() c << 83 G4double GetProposedKineticEnergy() const;
70 inline void SetProposedKineticEnergy(G4doubl << 84 void SetProposedKineticEnergy(G4double proposedKinEnergy);
71 // Get/Set the final kinetic energy of t << 85 // Get/Set the final kinetic energy of the current particle.
72 86
73 inline const G4ThreeVector& GetProposedMomen << 87 const G4ThreeVector& GetProposedMomentumDirection() const;
74 inline void ProposeMomentumDirection(const G << 88 void ProposeMomentumDirection(G4double Px, G4double Py, G4double Pz);
75 // Get/Set the final momentum direction << 89 void ProposeMomentumDirection(const G4ThreeVector& Pfinal);
>> 90 // Get/Propose the MomentumDirection vector: it is the final momentum direction.
76 91
77 inline const G4ThreeVector& GetProposedPolar << 92 const G4ThreeVector& GetProposedPolarization() const;
78 inline void ProposePolarization(const G4Thre << 93 void ProposePolarization(const G4ThreeVector& dir);
79 inline void ProposePolarization(G4double Px, << 94 void ProposePolarization(G4double Px, G4double Py, G4double Pz);
80 95
81 void DumpInfo() const override; << 96 const G4Track* GetCurrentTrack() const;
>> 97
>> 98 virtual void DumpInfo() const;
>> 99
>> 100 // for Debug
>> 101 virtual G4bool CheckIt(const G4Track&);
>> 102
>> 103 protected:
>> 104 // hide copy constructor and assignment operaor as protected
>> 105 G4ParticleChangeForGamma(const G4ParticleChangeForGamma &right);
>> 106 G4ParticleChangeForGamma & operator=(const G4ParticleChangeForGamma &right);
82 107
83 private: 108 private:
84 109
85 G4double proposedKinEnergy = 0.0; << 110 const G4Track* currentTrack;
86 // The final kinetic energy of the curre << 111 // The pointer to G4Track
>> 112
>> 113 G4double proposedKinEnergy;
>> 114 // The final kinetic energy of the current particle.
87 115
88 G4ThreeVector proposedMomentumDirection; 116 G4ThreeVector proposedMomentumDirection;
89 // The final momentum direction of the c << 117 // The final momentum direction of the current particle.
90 118
91 G4ThreeVector proposedPolarization; 119 G4ThreeVector proposedPolarization;
92 // The final polarization of the current << 120 // The final polarization of the current particle.
93 }; 121 };
94 122
95 // ---------------------- << 123 // ------------------------------------------------------------
96 // Inline methods <<
97 // ---------------------- <<
98 124
99 inline << 125 inline G4double G4ParticleChangeForGamma::GetProposedKineticEnergy() const
100 G4double G4ParticleChangeForGamma::GetProposed <<
101 { 126 {
102 return proposedKinEnergy; 127 return proposedKinEnergy;
103 } 128 }
104 129
105 inline << 130 inline void G4ParticleChangeForGamma::SetProposedKineticEnergy(G4double energy)
106 void G4ParticleChangeForGamma::SetProposedKine <<
107 { 131 {
108 proposedKinEnergy = energy; 132 proposedKinEnergy = energy;
109 } 133 }
110 134
111 inline 135 inline
112 const G4ThreeVector& G4ParticleChangeForGamma: << 136 const G4ThreeVector& G4ParticleChangeForGamma::GetProposedMomentumDirection() const
113 GetProposedMomentumDirection() const <<
114 { 137 {
115 return proposedMomentumDirection; 138 return proposedMomentumDirection;
116 } 139 }
117 140
118 inline 141 inline
119 void G4ParticleChangeForGamma:: << 142 void G4ParticleChangeForGamma::ProposeMomentumDirection(const G4ThreeVector& dir)
120 ProposeMomentumDirection(const G4ThreeVector& <<
121 { 143 {
122 proposedMomentumDirection = dir; 144 proposedMomentumDirection = dir;
123 } 145 }
124 146
125 inline 147 inline
126 const G4ThreeVector& G4ParticleChangeForGamma: << 148 void G4ParticleChangeForGamma::ProposeMomentumDirection(G4double Px, G4double Py, G4double Pz)
>> 149 {
>> 150 proposedMomentumDirection.setX(Px);
>> 151 proposedMomentumDirection.setY(Py);
>> 152 proposedMomentumDirection.setZ(Pz);
>> 153 }
>> 154
>> 155 inline const G4Track* G4ParticleChangeForGamma::GetCurrentTrack() const
>> 156 {
>> 157 return currentTrack;
>> 158 }
>> 159
>> 160 inline
>> 161 const G4ThreeVector& G4ParticleChangeForGamma::GetProposedPolarization() const
127 { 162 {
128 return proposedPolarization; 163 return proposedPolarization;
129 } 164 }
130 165
131 inline 166 inline
132 void G4ParticleChangeForGamma::ProposePolariza << 167 void G4ParticleChangeForGamma::ProposePolarization(const G4ThreeVector& dir)
133 { 168 {
134 proposedPolarization = dir; 169 proposedPolarization = dir;
135 } 170 }
136 171
137 inline 172 inline
138 void G4ParticleChangeForGamma::ProposePolariza << 173 void G4ParticleChangeForGamma::ProposePolarization(G4double Px, G4double Py, G4double Pz)
139 <<
140 <<
141 { 174 {
142 proposedPolarization.setX(Px); 175 proposedPolarization.setX(Px);
143 proposedPolarization.setY(Py); 176 proposedPolarization.setY(Py);
144 proposedPolarization.setZ(Pz); 177 proposedPolarization.setZ(Pz);
145 } 178 }
146 179
147 inline << 180 inline void G4ParticleChangeForGamma::InitializeForPostStep(const G4Track& track)
148 void G4ParticleChangeForGamma::InitializeForPo <<
149 { 181 {
150 InitializeSecondaries(); << 182 theStatusChange = track.GetTrackStatus();
151 InitializeLocalEnergyDeposit(); << 183 theLocalEnergyDeposit = 0.0;
152 InitializeParentWeight(track); << 184 InitializeSecondaries(track);
153 InitializeStatusChange(track); << 185 theParentWeight = track.GetWeight();
154 proposedKinEnergy = track.GetKinetic << 186 proposedKinEnergy = track.GetKineticEnergy();
155 proposedMomentumDirection = track.GetMomentu 187 proposedMomentumDirection = track.GetMomentumDirection();
156 proposedPolarization = track.GetPolariz << 188 proposedPolarization = track.GetPolarization();
>> 189 currentTrack = &track;
>> 190 }
>> 191
>> 192 //----------------------------------------------------------------
>> 193 // method for updating G4Step
>> 194 //
>> 195
>> 196 inline G4Step* G4ParticleChangeForGamma::UpdateStepForAtRest(G4Step* pStep)
>> 197 {
>> 198 pStep->AddTotalEnergyDeposit( theLocalEnergyDeposit );
>> 199 pStep->SetStepLength( 0.0 );
>> 200 if (!fSetParentWeightByProcess)
>> 201 pStep->GetPostStepPoint()->SetWeight( theParentWeight );
>> 202 return pStep;
>> 203 }
>> 204
>> 205 inline G4Step* G4ParticleChangeForGamma::UpdateStepForPostStep(G4Step* pStep)
>> 206 {
>> 207 G4StepPoint* pPostStepPoint = pStep->GetPostStepPoint();
>> 208 pPostStepPoint->SetKineticEnergy( proposedKinEnergy );
>> 209 pPostStepPoint->SetMomentumDirection( proposedMomentumDirection );
>> 210 pPostStepPoint->SetPolarization( proposedPolarization );
>> 211
>> 212 // update weight
>> 213 // this feature is commented out, it should be overwritten in case
>> 214 // if energy loss processes will use biasing
>> 215 if (!fSetParentWeightByProcess)
>> 216 pPostStepPoint->SetWeight( theParentWeight );
>> 217
>> 218 pStep->AddTotalEnergyDeposit( theLocalEnergyDeposit );
>> 219 return pStep;
>> 220 }
>> 221
>> 222 inline void G4ParticleChangeForGamma::AddSecondary(G4DynamicParticle* aParticle)
>> 223 {
>> 224 // create track
>> 225 G4Track* aTrack = new G4Track(aParticle, currentTrack->GetGlobalTime(),
>> 226 currentTrack->GetPosition());
>> 227
>> 228 // Touchable handle is copied to keep the pointer
>> 229 aTrack->SetTouchableHandle(currentTrack->GetTouchableHandle());
>> 230
>> 231 // add a secondary
>> 232 G4VParticleChange::AddSecondary(aTrack);
157 } 233 }
158 234
159 #endif 235 #endif
>> 236
160 237