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25 // 22 //
26 // G4ParticleChange <<
27 // 23 //
28 // Class description: << 24 // $Id: G4ParticleChange.hh,v 1.11 2004/10/19 00:51:29 kurasige Exp $
>> 25 // GEANT4 tag $Name: geant4-07-00-cand-01 $
29 // 26 //
30 // Concrete class for ParticleChange containin << 27 //
31 // invocation of a physics process. << 28 // ------------------------------------------------------------
32 // This includes final states of parent partic << 29 // GEANT 4 class header file
33 // etc) and secondary particles generated by t <<
34 // The tracking assumes that all the values of <<
35 // are in global reference system, therefore a <<
36 // transformations must have been already comp <<
37 // data-members of this class. <<
38 // 30 //
39 // IMPORTANT NOTE: Despite the name, what this << 31 //
40 // through its methods, are the "FINAL" values << 32 // ------------------------------------------------------------
41 // Momentum, etc. << 33 // Implemented for the new scheme 23 Mar. 1998 H.Kurahige
42 << 34 //
43 // Author: Hisaya Kurashige, 23 March 1998 << 35 // Class Description
44 // ------------------------------------------- << 36 // This class is a concrete class for ParticleChange which
45 #ifndef G4ParticleChange_hh << 37 // has all functionality in old scheme.
46 #define G4ParticleChange_hh 1 << 38 //-
>> 39 // This class contains the results after invocation of a physics process.
>> 40 // This includes final states of parent particle (momentum, energy,
>> 41 // etc) and secondary particles generated by the interaction.
>> 42 // The tracking assumes that all the values of energy and
>> 43 // momentum are in global reference system, therefore all the
>> 44 // needed Lorentz transformations must have been already Done
>> 45 // when filling the data-members of this class.
>> 46 //-
>> 47 // ---------------------------------------------------------------
>> 48 // IMPORTANT NOTE: Although the name of the class and methods are
>> 49 // "Change", what it stores (and returns in get) are the "FINAL"
>> 50 // values of the Position, Momentum, etc.
>> 51 //
>> 52 // ------------------------------------------------------------
>> 53 // modify AddSecondary methods for "GoodForTracking" flag
>> 54 // 8 June 1998 H.Kurashige
>> 55 // Add Track weight 12 Nov. 1998 H.Kurashige
>> 56 // Add Get/SetMomentumDirectionChange 6 Feb. 1999 H.Kurashige
>> 57 // Add get/SetDynamicMass 5 Oct. 1999 H.Kurashige
>> 58 // Add get/SetDynamicCharge 5 Oct. 1999 H.Kurashige
>> 59 // -------------------------------------------------------------
>> 60
>> 61 #ifndef G4ParticleChange_h
>> 62 #define G4ParticleChange_h 1
47 63
48 #include "globals.hh" 64 #include "globals.hh"
49 #include "G4ios.hh" 65 #include "G4ios.hh"
50 #include "G4ThreeVector.hh" 66 #include "G4ThreeVector.hh"
51 #include "G4VParticleChange.hh" << 67 #include "G4ThreeVector.hh"
52 <<
53 class G4DynamicParticle; 68 class G4DynamicParticle;
>> 69 #include "G4VParticleChange.hh"
54 70
55 class G4ParticleChange : public G4VParticleCha << 71 class G4ParticleChange: public G4VParticleChange
56 { << 72 {
57 public: 73 public:
58 << 74 // default constructor
59 G4ParticleChange(); 75 G4ParticleChange();
60 // Default constructor << 76 // G4ParticleChange(G4bool useEB);
>> 77
>> 78 // destructor
>> 79 virtual ~G4ParticleChange();
>> 80
>> 81 protected:
>> 82 // hide copy constructor and assignment operaor as protected
>> 83 G4ParticleChange(const G4ParticleChange &right);
>> 84 G4ParticleChange & operator=(const G4ParticleChange &right);
61 85
62 ~G4ParticleChange() override = default; << 86 public:
63 // Destructor << 87 // equal/unequal operator
>> 88 G4bool operator==(const G4ParticleChange &right) const;
>> 89 G4bool operator!=(const G4ParticleChange &right) const;
>> 90
>> 91 public: // with description
>> 92 // ----------------------------------------------------
>> 93 // --- the following methods are for updating G4Step -----
>> 94 // Return the pointer to the G4Step after updating the Step information
>> 95 // by using final state information of the track given by a physics
>> 96 // process
>> 97 virtual G4Step* UpdateStepForAlongStep(G4Step* Step);
>> 98 // A physics process gives the final state of the particle
>> 99 // relative to the initial state at the beginning of the Step,
>> 100 // i.e., based on information of G4Track (or equivalently
>> 101 // the PreStepPoint)
>> 102 // In this method, the differences (delta) between these two states
>> 103 // are calculated, and are accumulated in PostStepPoint.
>> 104 // Take note that the return type of GetMomentumChange is a
>> 105 // pointer to G4ParticleMometum. Also it is a normalized
>> 106 // momentum vector.
>> 107 virtual G4Step* UpdateStepForAtRest(G4Step* Step);
>> 108 virtual G4Step* UpdateStepForPostStep(G4Step* Step);
>> 109 // A physics process gives the final state of the particle
>> 110 // based on information of G4Track (or equivalently the PreStepPoint)
>> 111
>> 112 virtual void Initialize(const G4Track&);
>> 113 // Initialize all propoerties by using G4Track information
64 114
65 G4ParticleChange(const G4ParticleChange& r << 115 protected: // with description
66 G4ParticleChange& operator=(const G4Partic << 116 G4Step* UpdateStepInfo(G4Step* Step);
>> 117 // Update the G4Step specific attributes
>> 118 // (i.e. SteppingControl, LocalEnergyDeposit, and TrueStepLength)
67 119
68 // --- the following methods are for updatin << 120 public: // with description
69 // Return the pointer to G4Step after updati << 121
70 // by using final state of the track given b << 122 // ----------------------------------------------------
71 << 123 //--- methods to keep information of the final state--
72 G4Step* UpdateStepForAlongStep(G4Step* Ste << 124 // IMPORTANT NOTE:
73 // A physics process gives the final sta << 125 // These ProposeXXX methods stores (and returns in GetXXX methods)
74 // relative to the initial state at the << 126 // the "FINAL" values of the Position, Momentum, etc.
75 // i.e., based on information of G4Track << 127
76 // the PreStepPoint). << 128 const G4ThreeVector* GetMomentumDirection() const;
77 // In this method, the differences (delt << 129 void ProposeMomentumDirection(G4double Px, G4double Py, G4double Pz);
78 // are calculated, and are accumulated i << 130 void ProposeMomentumDirection(const G4ThreeVector& Pfinal);
79 // Take note that the return type of Get << 131 // Get/Propose the MomentumDirection vector: it is the final momentum direction.
80 // pointer to G4ParticleMomentum. Also i << 132
81 // momentum vector << 133 const G4ThreeVector* GetPolarization() const;
82 << 134 void ProposePolarization(G4double Px, G4double Py, G4double Pz);
83 G4Step* UpdateStepForAtRest(G4Step* Step) << 135 void ProposePolarization(const G4ThreeVector& finalPoralization);
84 G4Step* UpdateStepForPostStep(G4Step* Step << 136 // Get/Propose the final Polarization vector.
85 // A physics process gives the final sta << 137
86 // based on information of G4Track (or e << 138 G4double GetEnergy() const;
87 << 139 void ProposeEnergy(G4double finalEnergy);
88 void Initialize(const G4Track&) override; << 140 // Get/Propose the final kinetic energy of the current particle.
89 // Initialize all propoerties by using G << 141
90 << 142 G4double GetProperTime() const;
91 // --- methods to keep information of the fi << 143 void ProposeProperTime(G4double finalProperTime);
92 // << 144 // Get/Propose th final eProperTime
93 // The ProposeXXX methods store (and return << 145
94 // the "FINAL" values of the Position, Mome << 146 const G4ThreeVector* GetPosition() const;
95 << 147 void ProposePosition(G4double x, G4double y, G4double z);
96 inline const G4ThreeVector* GetMomentumDir << 148 void ProposePosition(const G4ThreeVector& finalPosition);
97 inline void ProposeMomentumDirection(G4dou << 149 // Get/Propose the final position of the current particle.
98 inline void ProposeMomentumDirection(const << 150
99 // Get/Propose the MomentumDirection vec << 151 G4double GetGlobalTime() const;
100 // direction << 152 void ProposeGlobalTime(G4double finalGlobalTime);
101 << 153 // Get/Propose the final GlobalTime
102 inline const G4ThreeVector* GetPolarizatio << 154
103 inline void ProposePolarization(G4double P << 155 G4double GetMass() const;
104 inline void ProposePolarization(const G4Th << 156 void ProposeMass(G4double finalMass);
105 // Get/Propose the final Polarization ve << 157 // Get/Propose the final dynamical Mass in G4DynamicParticle
106 << 158
107 inline G4double GetEnergy() const; << 159 G4double GetCharge() const;
108 inline void ProposeEnergy(G4double finalEn << 160 void ProposeCharge(G4double finalCharge);
109 // Get/Propose the final kinetic energy << 161 // Get/Propose the final dynamical Charge in G4DynamicParticl
110 << 162
111 inline G4double GetVelocity() const; << 163 G4double GetWeight() const;
112 inline void ProposeVelocity(G4double final << 164 void ProposeWeight(G4double finalWeight);
113 // Get/Propose the final velocity of the << 165 // Get/Propose the final Weight of the current particle
114 << 166
115 inline G4double GetProperTime() const; << 167 // -- Utility functions --
116 inline void ProposeProperTime(G4double fin << 168 G4ThreeVector GetGlobalPosition(const G4ThreeVector& displacement) const;
117 // Get/Propose the final ProperTime << 169 // Convert the position displacement to the global position.
118 << 170
119 inline const G4ThreeVector* GetPosition() << 171 G4double GetGlobalTime(G4double timeDelay) const;
120 inline void ProposePosition(G4double x, G4 << 172 // Convert the time delay to the global time.
121 inline void ProposePosition(const G4ThreeV << 173
122 // Get/Propose the final position of the << 174 G4ThreeVector CalcMomentum(G4double energy,
123 << 175 G4ThreeVector direction,
124 inline void ProposeGlobalTime(G4double t); << 176 G4double mass ) const;
125 inline void ProposeLocalTime(G4double t); << 177 // Calculate momentum by using Energy, Momentum Direction, and Mass
126 // Get/Propose the final global/local Ti << 178 // ----------------------------------------------------
127 // NOTE: DO NOT INVOKE both methods in a <<
128 // Each method affects both local <<
129 <<
130 inline G4double GetGlobalTime(G4double tim <<
131 inline G4double GetLocalTime(G4double time <<
132 // Convert the time delay to the glocbal <<
133 // Can get the final global/local time w <<
134 <<
135 inline G4double GetMass() const; <<
136 inline void ProposeMass(G4double finalMass <<
137 // Get/Propose the final dynamical mass <<
138 <<
139 inline G4double GetCharge() const; <<
140 inline void ProposeCharge(G4double finalCh <<
141 // Get/Propose the final dynamical charg <<
142 <<
143 inline G4double GetMagneticMoment() const; <<
144 inline void ProposeMagneticMoment(G4double <<
145 // Get/Propose the final MagneticMoment <<
146 <<
147 inline G4ThreeVector <<
148 GetGlobalPosition(const G4ThreeVector& dis <<
149 // Convert the position displacement to <<
150 <<
151 inline G4ThreeVector CalcMomentum(G4double <<
152 G4double <<
153 // Calculate momentum by using Energy, M <<
154 179
155 // --- methods for adding secondaries --- <<
156 180
>> 181 // ----------------------------------------------------
>> 182 // --- methods for adding secondaries
157 void AddSecondary(G4Track* aSecondary); 183 void AddSecondary(G4Track* aSecondary);
158 // Add a secondary particle to theListOf << 184 // Add a secondary particle to theListOfSecondaries.
159 185
160 void AddSecondary(G4DynamicParticle* aSeco 186 void AddSecondary(G4DynamicParticle* aSecondary,
161 G4bool IsGoodForTracking << 187 G4bool IsGoodForTracking = false );
162 // Add a secondary particle to theListOf << 188 // Add a secondary particle to theListOfSecondaries.
163 // Position and time are same as thePosi << 189 // position and time are same as thePositionChange and theTimeChange
164 << 190
165 void AddSecondary(G4DynamicParticle* aSeco << 191 void AddSecondary(G4DynamicParticle* aSecondary,
166 G4bool IsGoodForTracking << 192 G4ThreeVector position,
167 // Add a secondary particle to theListOf << 193 G4bool IsGoodForTracking = false );
168 // Global time are same as theTimeChange << 194 // Add a secondary particle to theListOfSecondaries.
169 << 195 // global time are same as theTimeChange and theTimeChange
170 void AddSecondary(G4DynamicParticle* aSeco << 196
171 G4bool IsGoodForTracking << 197 void AddSecondary(G4DynamicParticle* aSecondary,
172 // Add a secondary particle to theListOf << 198 G4double time,
173 // Position and are same as thePositionC << 199 G4bool IsGoodForTracking = false );
174 << 200 // Add a secondary particle to theListOfSecondaries.
175 // --- Dump and debug methods --- << 201 // position and are same as thePositionChange
>> 202 // ----------------------------------------------------
176 203
177 void DumpInfo() const override; << 204 public:
>> 205 virtual void DumpInfo() const;
178 206
179 protected: 207 protected:
180 <<
181 G4Step* UpdateStepInfo(G4Step* Step); <<
182 // Update the G4Step specific attributes <<
183 // (i.e. SteppingControl, LocalEnergyDep <<
184 <<
185 G4ThreeVector theMomentumDirectionChange; 208 G4ThreeVector theMomentumDirectionChange;
186 // It is the vector containing the final << 209 // It is the vector containing the final momentum direction
187 // after the invoked process. The applic << 210 // after the invoked process. The application of the change
188 // of the momentum direction of the part << 211 // of the momentum direction of the particle is not Done here.
189 // The responsibility to apply the chang << 212 // The responsibility to apply the change is up the entity
190 // which invoked the process << 213 // which invoked the process.
191 214
192 G4ThreeVector thePolarizationChange; 215 G4ThreeVector thePolarizationChange;
193 // The changed (final) polarization of a << 216 // The changed (final) polarization of a given track
>> 217
>> 218 G4double theEnergyChange;
>> 219 // The final kinetic energy of the current track
>> 220
>> 221 G4ThreeVector thePositionChange;
>> 222 // The changed (final) position of a given track
>> 223
>> 224 G4double theTimeChange;
>> 225 // The changed (final) global time of a given track
>> 226
>> 227 G4double theProperTimeChange;
>> 228 // The changed (final) proper time of a given track
>> 229
>> 230 G4double theWeightChange;
>> 231 // The Changed (final) weight of a given track
>> 232
>> 233 G4double theMassChange;
>> 234 // The Changed (final) mass of a given track
>> 235
>> 236 G4double theChargeChange;
>> 237 // The Changed (final) charge of a given track
>> 238
>> 239 const G4Track* theCurrentTrack;
>> 240
>> 241 public:
>> 242 // for Debug
>> 243 virtual G4bool CheckIt(const G4Track&);
>> 244 };
>> 245
>> 246 #include "G4ParticleChange.icc"
>> 247
>> 248 #endif
>> 249
>> 250
>> 251
>> 252
>> 253
194 254
195 G4double theEnergyChange = 0.0; <<
196 // The final kinetic energy of the curre <<
197 255
198 G4double theVelocityChange = 0.0; <<
199 G4bool isVelocityChanged = false; <<
200 // The final velocity of the current tra <<
201 256
202 G4ThreeVector thePositionChange; <<
203 // The changed (final) position of a giv <<
204 257
205 G4double theGlobalTime0 = 0.0; <<
206 // The global time at Initial <<
207 G4double theLocalTime0 = 0.0; <<
208 // The local time at Initial <<
209 258
210 G4double theTimeChange = 0.0; <<
211 // The change of local time of a given p <<
212 259
213 G4double theProperTimeChange = 0.0; <<
214 // The changed (final) proper time of a <<
215 260
216 G4double theMassChange = 0.0; <<
217 // The Changed (final) mass of a given t <<
218 261
219 G4double theChargeChange = 0.0; <<
220 // The Changed (final) charge of a given <<
221 262
222 G4double theMagneticMomentChange = 0.0; <<
223 // The Changed (final) MagneticMoment of <<
224 }; <<
225 263
226 #include "G4ParticleChange.icc" <<
227 264
228 #endif <<
229 265