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25 // 22 //
26 // G4Track class implementation <<
27 // 23 //
28 // Author: Katsuya Amako, KEK - 1996 << 24 // $Id: G4Track.cc,v 1.19 2003/05/20 22:24:41 asaim Exp $
29 // Revisions: Hisaya Kurashige, 1998-2011 << 25 // GEANT4 tag $Name: geant4-05-02-patch-01 $
30 // ------------------------------------------- << 26 //
31 << 27 //
>> 28 //---------------------------------------------------------------
>> 29 //
>> 30 // G4Track.cc
>> 31 //
>> 32 //---------------------------------------------------------------
>> 33 // Add copy constructor Hisaya Feb. 07 01
>> 34 // Fix GetVelocity Hisaya Feb. 17 01
>> 35 // Modification for G4TouchableHandle 22 Oct. 2001 R.Chytracek//
32 #include "G4Track.hh" 36 #include "G4Track.hh"
33 #include "G4PhysicalConstants.hh" <<
34 #include "G4VAuxiliaryTrackInformation.hh" <<
35 37
36 #include <iostream> << 38 G4Allocator<G4Track> aTrackAllocator;
37 #include <iomanip> <<
38 39
39 // ------------------------------------------- << 40 ///////////////////////////////////////////////////////////
40 G4Allocator<G4Track>*& aTrackAllocator() <<
41 { <<
42 G4ThreadLocalStatic G4Allocator<G4Track>* _i <<
43 return _instance; <<
44 } <<
45 <<
46 // ------------------------------------------- <<
47 G4Track::G4Track(G4DynamicParticle* apValueDyn 41 G4Track::G4Track(G4DynamicParticle* apValueDynamicParticle,
48 G4double aValueTime, 42 G4double aValueTime,
49 const G4ThreeVector& aValuePo 43 const G4ThreeVector& aValuePosition)
50 : fPosition(aValuePosition) << 44 ///////////////////////////////////////////////////////////
51 , fGlobalTime(aValueTime) << 45 : fCurrentStepNumber(0), fPosition(aValuePosition),
52 , fVelocity(c_light) << 46 fGlobalTime(aValueTime), fLocalTime(0.),
53 { << 47 fTrackLength(0.),
54 fpDynamicParticle = (apValueDynamicParticle) << 48 fParentID(0), fTrackID(0),
55 ? apValueDynamicParticle : << 49 fpDynamicParticle(apValueDynamicParticle),
56 // check if the particle type is Optical Pho << 50 fTrackStatus(fAlive),
57 is_OpticalPhoton = << 51 fBelowThreshold(false), fGoodForTracking(false),
58 (fpDynamicParticle->GetDefinition()->GetPD << 52 fStepLength(0.0), fWeight(1.0),
>> 53 fpStep(0),
>> 54 fVtxKineticEnergy(0.0),
>> 55 fpLVAtVertex(0), fpCreatorProcess(0),
>> 56 fpUserInformation(0)
>> 57 {
59 } 58 }
60 59
61 // ------------------------------------------- << 60 //////////////////
62 G4Track::G4Track() 61 G4Track::G4Track()
63 : fVelocity(c_light) << 62 //////////////////
64 , fpDynamicParticle(new G4DynamicParticle()) << 63 : fCurrentStepNumber(0),
65 {} << 64 fGlobalTime(0), fLocalTime(0.),
66 << 65 fTrackLength(0.),
67 // ------------------------------------------- << 66 fParentID(0), fTrackID(0),
68 G4Track::G4Track(const G4Track& right,G4bool c << 67 fpDynamicParticle(0),
69 : fVelocity(c_light) << 68 fTrackStatus(fAlive),
>> 69 fBelowThreshold(false), fGoodForTracking(false),
>> 70 fStepLength(0.0), fWeight(1.0),
>> 71 fpStep(0),
>> 72 fVtxKineticEnergy(0.0),
>> 73 fpLVAtVertex(0), fpCreatorProcess(0),
>> 74 fpUserInformation(0)
>> 75 {
>> 76 }
>> 77 //////////////////
>> 78 G4Track::G4Track(const G4Track& right)
>> 79 //////////////////
70 { 80 {
71 fCopyTouchables = copyTouchables; <<
72 *this = right; 81 *this = right;
73 fCopyTouchables = true; <<
74 } 82 }
75 83
76 // ------------------------------------------- << 84 ///////////////////
77 G4Track::~G4Track() 85 G4Track::~G4Track()
>> 86 ///////////////////
78 { 87 {
79 delete fpDynamicParticle; << 88 delete fpDynamicParticle;
80 delete fpUserInformation; << 89 delete fpUserInformation;
81 ClearAuxiliaryTrackInformation(); <<
82 } 90 }
83 91
84 // ------------------------------------------- << 92 //////////////////
85 G4Track& G4Track::operator=(const G4Track& rig << 93 G4Track & G4Track::operator=(const G4Track &right)
86 { << 94 //////////////////
87 if(this != &right) << 95 {
88 { << 96 if (this != &right) {
89 fPosition = right.fPosition; << 97 fPosition = right.fPosition;
90 fGlobalTime = right.fGlobalTime; << 98 fGlobalTime = right.fGlobalTime;
91 fLocalTime = right.fLocalTime; << 99 fLocalTime = right.fLocalTime;
92 fTrackLength = right.fTrackLength; << 100 fTrackLength = right.fTrackLength;
93 fWeight = right.fWeight; << 101 fWeight = right.fWeight;
94 fStepLength = right.fStepLength; << 102 fStepLength = right.fStepLength;
95 << 103
96 // additional fields required for geometri << 104 // Track ID (and Parent ID) is not copied and set to zero for new track
97 if(fCopyTouchables) { << 105 fTrackID = 0;
98 fpTouchable = right.fpTouchable; << 106 fParentID =0;
99 fpNextTouchable = right.fpNextTouchable; << 107
100 fpOriginTouchable = right.fpOriginToucha << 108 // CurrentStepNumber is set to be 0
101 } << 109 fCurrentStepNumber = 0;
102 << 110
103 // Track ID (and Parent ID) is not copied << 111 // dynamic particle information
104 fTrackID = 0; << 112 fpDynamicParticle = new G4DynamicParticle(*(right.fpDynamicParticle));
105 fParentID = 0; << 113
106 << 114 // track status and flags for tracking
107 // CurrentStepNumber is set to be 0 << 115 fTrackStatus = right.fTrackStatus;
108 fCurrentStepNumber = 0; << 116 fBelowThreshold = right.fBelowThreshold;
109 << 117 fGoodForTracking = right.fGoodForTracking;
110 // Creator model ID <<
111 fCreatorModelID = right.fCreatorModelID; <<
112 <<
113 // Parent resonance <<
114 fParentResonanceDef = right.fParentResonan <<
115 fParentResonanceID = right.fParentResonan <<
116 118
117 // velocity information << 119 // Step information (Step Length, Step Number, pointer to the Step,)
118 fVelocity = right.fVelocity; << 120 // are not copied
119 << 121 fpStep=0;
120 // dynamic particle information << 122
121 delete fpDynamicParticle; << 123 // vertex information
122 fpDynamicParticle = new G4DynamicParticle( << 124 fVtxPosition = right.fVtxPosition;
123 << 125 fpLVAtVertex = right.fpLVAtVertex;
124 // track status and flags for tracking << 126 fVtxKineticEnergy = right.fVtxKineticEnergy;
125 fTrackStatus = right.fTrackStatus; << 127 fVtxMomentumDirection = right.fVtxMomentumDirection;
126 fBelowThreshold = right.fBelowThreshold; << 128
127 fGoodForTracking = right.fGoodForTracking; << 129 // CreatorProcess and UserInformation are not copied
128 << 130 fpCreatorProcess = 0;
129 // Step information (Step Length, Step Num << 131 fpUserInformation = 0;
130 // are not copied <<
131 fpStep = nullptr; <<
132 <<
133 // vertex information <<
134 fVtxPosition = right.fVtxPosition <<
135 fpLVAtVertex = right.fpLVAtVertex <<
136 fVtxKineticEnergy = right.fVtxKineticE <<
137 fVtxMomentumDirection = right.fVtxMomentum <<
138 <<
139 // CreatorProcess and UserInformation are <<
140 fpCreatorProcess = nullptr; <<
141 delete fpUserInformation; <<
142 fpUserInformation = nullptr; <<
143 <<
144 prev_mat = right.prev_mat; <<
145 groupvel = right.groupvel; <<
146 prev_velocity = right.prev_velocity; <<
147 prev_momentum = right.prev_momentum; <<
148 <<
149 is_OpticalPhoton = right.is_OpticalPhoton; <<
150 useGivenVelocity = right.useGivenVelocity; <<
151 <<
152 ClearAuxiliaryTrackInformation(); <<
153 } 132 }
154 return *this; 133 return *this;
155 } 134 }
156 135
157 // ------------------------------------------- << 136 ///////////////////
158 void G4Track::CopyTrackInfo(const G4Track& rig << 137 void G4Track::CopyTrackInfo(const G4Track& right)
>> 138 //////////////////
159 { 139 {
160 fCopyTouchables = copyTouchables; <<
161 *this = right; 140 *this = right;
162 fCopyTouchables = true; <<
163 } 141 }
164 142
165 // ------------------------------------------- << 143 #include "G4ParticleTable.hh"
166 G4double G4Track::CalculateVelocityForOpticalP << 144 ///////////////////
167 { << 145 G4double G4Track::GetVelocity() const
168 G4double velocity = c_light; << 146 ///////////////////
169 << 147 {
170 G4Material* mat = nullptr; << 148 static G4bool isFirstTime = true;
171 G4bool update_groupvel = false; << 149 static G4ParticleDefinition* fOpticalPhoton =0;
172 if(fpStep != nullptr) << 150
173 { << 151 if ( isFirstTime ) {
174 mat = this->GetMaterial(); // Fix for r << 152 isFirstTime = false;
175 } << 153 // set fOpticalPhoton
176 else << 154 fOpticalPhoton = G4ParticleTable::GetParticleTable()->FindParticle("opticalphoton");
177 { <<
178 if(fpTouchable) <<
179 { <<
180 mat = fpTouchable->GetVolume()->GetLogic <<
181 } <<
182 } <<
183 // check if previous step is in the same vol <<
184 // and get new GROUPVELOCITY table if neces <<
185 if((mat != nullptr) && ((mat != prev_mat) || <<
186 { <<
187 groupvel = nullptr; <<
188 if(mat->GetMaterialPropertiesTable() != nu <<
189 groupvel = mat->GetMaterialPropertiesTab <<
190 update_groupvel = true; <<
191 } <<
192 prev_mat = mat; <<
193 <<
194 if(groupvel != nullptr) <<
195 { <<
196 // light velocity = c/(rindex+d(rindex)/d( <<
197 // values stored in GROUPVEL material prop <<
198 velocity = prev_velocity; <<
199 <<
200 // check if momentum is same as in the pre <<
201 // and calculate group velocity if necess <<
202 G4double current_momentum = fpDynamicParti <<
203 if(update_groupvel || (current_momentum != <<
204 { <<
205 velocity = groupvel->Value(current_ <<
206 prev_velocity = velocity; <<
207 prev_momentum = current_momentum; <<
208 } <<
209 } 155 }
210 156
211 return velocity; << 157 G4double velocity ;
212 } << 158
>> 159 G4double mass = fpDynamicParticle->GetMass();
213 160
214 // ------------------------------------------- << 161 // mass less particle
215 void G4Track::SetAuxiliaryTrackInformation(G4i << 162 if( mass == 0. ){
216 G4VAuxiliaryTrackInformation* in << 163 velocity = c_light ;
217 { << 164
218 if(fpAuxiliaryTrackInformationMap == nullptr << 165 // special case for photons
219 { << 166 if ( (fOpticalPhoton !=0) &&
220 fpAuxiliaryTrackInformationMap = << 167 (fpDynamicParticle->GetDefinition()==fOpticalPhoton) ){
221 new std::map<G4int, G4VAuxiliaryTrackInf << 168 G4Material*
222 } << 169 mat=fpTouchable->GetVolume()->GetLogicalVolume()->GetMaterial();
223 if(G4PhysicsModelCatalog::GetModelIndex(id) << 170
224 { << 171 if(mat->GetMaterialPropertiesTable() != 0){
225 G4ExceptionDescription ED; << 172 if(mat->GetMaterialPropertiesTable()->GetProperty("RINDEX") != 0 ){
226 ED << "Process/model ID <" << id << "> is << 173 // light velocity = c/reflection-index
227 G4Exception("G4VAuxiliaryTrackInformation: << 174 velocity /=
228 "TRACK0982", FatalException, E << 175 mat->GetMaterialPropertiesTable()->GetProperty("RINDEX")->
>> 176 GetProperty(fpDynamicParticle->GetTotalMomentum()) ;
>> 177 }
>> 178 }
>> 179 }
>> 180 } else {
>> 181 G4double T = fpDynamicParticle->GetKineticEnergy();
>> 182 velocity = c_light*sqrt(T*(T+2.*mass))/(T+mass) ;
229 } 183 }
230 (*fpAuxiliaryTrackInformationMap)[id] = info <<
231 } <<
232 <<
233 // ------------------------------------------- <<
234 G4VAuxiliaryTrackInformation* <<
235 G4Track::GetAuxiliaryTrackInformation(G4int id <<
236 { <<
237 if(fpAuxiliaryTrackInformationMap == nullptr <<
238 return nullptr; <<
239 184
240 auto itr = fpAuxiliaryTrackInformationMap->f << 185 return velocity ;
241 if(itr == fpAuxiliaryTrackInformationMap->ce <<
242 return nullptr; <<
243 return (*itr).second; <<
244 } 186 }
>> 187
245 188
246 // ------------------------------------------- <<
247 void G4Track::RemoveAuxiliaryTrackInformation( <<
248 { <<
249 if(fpAuxiliaryTrackInformationMap != nullptr <<
250 fpAuxiliaryTrackInformationMap->find(id) <<
251 { <<
252 fpAuxiliaryTrackInformationMap->erase(id); <<
253 } <<
254 } <<
255 189
256 // ------------------------------------------- <<
257 void G4Track::RemoveAuxiliaryTrackInformation( <<
258 { <<
259 if(fpAuxiliaryTrackInformationMap != nullptr <<
260 { <<
261 G4int id = G4PhysicsModelCatalog::GetModel <<
262 RemoveAuxiliaryTrackInformation(id); <<
263 } <<
264 } <<
265 190
266 // ------------------------------------------- <<
267 void G4Track::ClearAuxiliaryTrackInformation() <<
268 { <<
269 if(fpAuxiliaryTrackInformationMap == nullptr <<
270 return; <<
271 for(const auto& itr : *fpAuxiliaryTrackInfor <<
272 { <<
273 delete itr.second; <<
274 } <<
275 delete fpAuxiliaryTrackInformationMap; <<
276 fpAuxiliaryTrackInformationMap = nullptr; <<
277 } <<
278 191