Geant4 Cross Reference

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Geant4/processes/electromagnetic/utils/src/G4VAtomDeexcitation.cc

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Diff markup

Differences between /processes/electromagnetic/utils/src/G4VAtomDeexcitation.cc (Version 11.3.0) and /processes/electromagnetic/utils/src/G4VAtomDeexcitation.cc (Version 11.1.1)


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 25 //                                                 25 //
 26 //                                                 26 //
 27 // -------------------------------------------     27 // -------------------------------------------------------------------
 28 //                                                 28 //
 29 // GEANT4 Class class file                         29 // GEANT4 Class class file
 30 //                                                 30 //
 31 //                                                 31 //
 32 // File name:     G4VAtomDeexcitation              32 // File name:     G4VAtomDeexcitation
 33 //                                                 33 //
 34 // Author:        Alfonso Mantero & Vladimir I     34 // Author:        Alfonso Mantero & Vladimir Ivanchenko
 35 //                                                 35 //
 36 // Creation date: 21.04.2010                       36 // Creation date: 21.04.2010
 37 //                                                 37 //
 38 // Modifications:                                  38 // Modifications:
 39 //                                                 39 //
 40 // Class Description:                              40 // Class Description:
 41 //                                                 41 //
 42 // Abstract interface to energy loss models        42 // Abstract interface to energy loss models
 43                                                    43 
 44 // -------------------------------------------     44 // -------------------------------------------------------------------
 45 //                                                 45 //
 46                                                    46 
 47 #include "G4VAtomDeexcitation.hh"                  47 #include "G4VAtomDeexcitation.hh"
 48 #include "G4SystemOfUnits.hh"                      48 #include "G4SystemOfUnits.hh"
 49 #include "G4EmParameters.hh"                       49 #include "G4EmParameters.hh"
 50 #include "G4ParticleDefinition.hh"                 50 #include "G4ParticleDefinition.hh"
 51 #include "G4DynamicParticle.hh"                    51 #include "G4DynamicParticle.hh"
 52 #include "G4Step.hh"                               52 #include "G4Step.hh"
 53 #include "G4Region.hh"                             53 #include "G4Region.hh"
 54 #include "G4RegionStore.hh"                        54 #include "G4RegionStore.hh"
 55 #include "G4MaterialCutsCouple.hh"                 55 #include "G4MaterialCutsCouple.hh"
 56 #include "G4MaterialCutsCouple.hh"                 56 #include "G4MaterialCutsCouple.hh"
 57 #include "G4Material.hh"                           57 #include "G4Material.hh"
 58 #include "G4Element.hh"                            58 #include "G4Element.hh"
 59 #include "G4ElementVector.hh"                      59 #include "G4ElementVector.hh"
 60 #include "Randomize.hh"                            60 #include "Randomize.hh"
 61 #include "G4VParticleChange.hh"                    61 #include "G4VParticleChange.hh"
 62 #include "G4EmSecondaryParticleType.hh"            62 #include "G4EmSecondaryParticleType.hh"
 63 #include "G4Gamma.hh"                              63 #include "G4Gamma.hh"
 64 #include "G4Log.hh"                                64 #include "G4Log.hh"
 65                                                    65 
 66 #ifdef G4MULTITHREADED                             66 #ifdef G4MULTITHREADED
 67   G4Mutex G4VAtomDeexcitation::atomDeexcitatio     67   G4Mutex G4VAtomDeexcitation::atomDeexcitationMutex = G4MUTEX_INITIALIZER;
 68 #endif                                             68 #endif
 69                                                    69 
 70 //....oooOO0OOooo........oooOO0OOooo........oo     70 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 71                                                    71 
 72 G4VAtomDeexcitation::G4VAtomDeexcitation(const     72 G4VAtomDeexcitation::G4VAtomDeexcitation(const G4String& modname) 
 73   : name(modname)                                  73   : name(modname)
 74 {                                                  74 {
 75   vdyn.reserve(5);                                 75   vdyn.reserve(5);
 76   theCoupleTable = nullptr;                        76   theCoupleTable = nullptr;
 77   gamma = G4Gamma::Gamma();                        77   gamma = G4Gamma::Gamma();
 78 }                                                  78 }
 79                                                    79 
 80 //....oooOO0OOooo........oooOO0OOooo........oo     80 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 81                                                    81 
 82 G4VAtomDeexcitation::~G4VAtomDeexcitation() =      82 G4VAtomDeexcitation::~G4VAtomDeexcitation() = default;
 83                                                    83 
 84 //....oooOO0OOooo........oooOO0OOooo........oo     84 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
 85                                                    85 
 86 void G4VAtomDeexcitation::InitialiseAtomicDeex     86 void G4VAtomDeexcitation::InitialiseAtomicDeexcitation()
 87 {                                                  87 {
 88   G4EmParameters* theParameters = G4EmParamete     88   G4EmParameters* theParameters = G4EmParameters::Instance();
 89   theParameters->DefineRegParamForDeex(this);      89   theParameters->DefineRegParamForDeex(this);
 90                                                    90 
 91   // Define list of couples                        91   // Define list of couples
 92   theCoupleTable = G4ProductionCutsTable::GetP     92   theCoupleTable = G4ProductionCutsTable::GetProductionCutsTable();
 93   nCouples = (G4int)theCoupleTable->GetTableSi     93   nCouples = (G4int)theCoupleTable->GetTableSize();
 94                                                    94 
 95   // needed for unit tests                         95   // needed for unit tests
 96   std::size_t nn = std::max(nCouples, 1);          96   std::size_t nn = std::max(nCouples, 1);
 97   if(activeDeexcitationMedia.size() != nn) {       97   if(activeDeexcitationMedia.size() != nn) {
 98     activeDeexcitationMedia.resize(nn, false);     98     activeDeexcitationMedia.resize(nn, false);
 99     activeAugerMedia.resize(nn, false);            99     activeAugerMedia.resize(nn, false);
100     activePIXEMedia.resize(nn, false);            100     activePIXEMedia.resize(nn, false);
101   }                                               101   }
102   if(activeZ.size() != 93) { activeZ.resize(93    102   if(activeZ.size() != 93) { activeZ.resize(93, false); }
103                                                   103 
104   // initialisation of flags and options          104   // initialisation of flags and options
105   // normally there is no locksed flags           105   // normally there is no locksed flags
106   if(!isActiveLocked) { isActive  = theParamet    106   if(!isActiveLocked) { isActive  = theParameters->Fluo(); }
107   if(!isAugerLocked)  { flagAuger = theParamet    107   if(!isAugerLocked)  { flagAuger = theParameters->Auger(); }
108   if(!isPIXELocked)   { flagPIXE  = theParamet    108   if(!isPIXELocked)   { flagPIXE  = theParameters->Pixe(); }
109   ignoreCuts = theParameters->DeexcitationIgno    109   ignoreCuts = theParameters->DeexcitationIgnoreCut();
110                                                   110 
111   // Define list of regions                       111   // Define list of regions
112   std::size_t nRegions = deRegions.size();        112   std::size_t nRegions = deRegions.size();
113   // check if deexcitation is active for the g    113   // check if deexcitation is active for the given run
114   if(!isActive && 0 == nRegions) { return; }      114   if(!isActive && 0 == nRegions) { return; }
115                                                   115 
116   // if no active regions add a world             116   // if no active regions add a world
117   if(0 == nRegions) {                             117   if(0 == nRegions) {
118     SetDeexcitationActiveRegion("World",isActi    118     SetDeexcitationActiveRegion("World",isActive,flagAuger,flagPIXE);
119     nRegions = deRegions.size();                  119     nRegions = deRegions.size();
120   }                                               120   }
121                                                   121 
122   if(0 < verbose) {                               122   if(0 < verbose) {
123     G4cout << G4endl;                             123     G4cout << G4endl;
124     G4cout << "### ===  Deexcitation model " <    124     G4cout << "### ===  Deexcitation model " << name 
125            << " is activated for " << nRegions    125            << " is activated for " << nRegions;
126     if(1 == nRegions) { G4cout << " region:" <    126     if(1 == nRegions) { G4cout << " region:" << G4endl; }
127     else              { G4cout << " regions:"     127     else              { G4cout << " regions:" << G4endl;}
128   }                                               128   }
129                                                   129 
130   // Identify active media                        130   // Identify active media
131   const G4RegionStore* regionStore = G4RegionS    131   const G4RegionStore* regionStore = G4RegionStore::GetInstance();
132   for(std::size_t j=0; j<nRegions; ++j) {         132   for(std::size_t j=0; j<nRegions; ++j) {
133     const G4Region* reg = regionStore->GetRegi    133     const G4Region* reg = regionStore->GetRegion(activeRegions[j], false);
134     if(nullptr != reg && 0 < nCouples) {          134     if(nullptr != reg && 0 < nCouples) {
135       const G4ProductionCuts* rpcuts = reg->Ge    135       const G4ProductionCuts* rpcuts = reg->GetProductionCuts();
136       if(0 < verbose) {                           136       if(0 < verbose) {
137         G4cout << "          " << activeRegion    137         G4cout << "          " << activeRegions[j]
138                << "  " << deRegions[j]  << "      138                << "  " << deRegions[j]  << "  " << AugerRegions[j]
139                << "  " << PIXERegions[j] << G4    139                << "  " << PIXERegions[j] << G4endl;  
140       }                                           140       }
141       for(G4int i=0; i<nCouples; ++i) {           141       for(G4int i=0; i<nCouples; ++i) {
142         const G4MaterialCutsCouple* couple =      142         const G4MaterialCutsCouple* couple =
143           theCoupleTable->GetMaterialCutsCoupl    143           theCoupleTable->GetMaterialCutsCouple(i);
144         if (couple->GetProductionCuts() == rpc    144         if (couple->GetProductionCuts() == rpcuts) {
145           activeDeexcitationMedia[i] = deRegio    145           activeDeexcitationMedia[i] = deRegions[j];
146           activeAugerMedia[i] = AugerRegions[j    146           activeAugerMedia[i] = AugerRegions[j];
147           activePIXEMedia[i] = PIXERegions[j];    147           activePIXEMedia[i] = PIXERegions[j];
148         }                                         148         }
149       }                                           149       }
150     }                                             150     }
151   }                                               151   }
152   std::size_t nelm = G4Element::GetNumberOfEle    152   std::size_t nelm = G4Element::GetNumberOfElements();
153   //G4cout << nelm << G4endl;                     153   //G4cout << nelm << G4endl;
154   for(std::size_t k=0; k<nelm; ++k) {             154   for(std::size_t k=0; k<nelm; ++k) {
155     G4int Z = (*(G4Element::GetElementTable())    155     G4int Z = (*(G4Element::GetElementTable()))[k]->GetZasInt();
156     if(Z > 5 && Z < 93) {                         156     if(Z > 5 && Z < 93) { 
157       activeZ[Z] = true;                          157       activeZ[Z] = true;
158       //G4cout << "!!! Active de-excitation Z=    158       //G4cout << "!!! Active de-excitation Z= " << Z << G4endl;  
159     }                                             159     }
160   }                                               160   }
161                                                   161 
162   // Initialise derived class                     162   // Initialise derived class
163   InitialiseForNewRun();                          163   InitialiseForNewRun();
164                                                   164 
165   if(0 < verbose && flagAuger) {                  165   if(0 < verbose && flagAuger) {
166     G4cout << "### ===  Auger flag: " << flagA    166     G4cout << "### ===  Auger flag: " << flagAuger 
167            << G4endl;                             167            << G4endl;
168   }                                               168   }
169   if(0 < verbose) {                               169   if(0 < verbose) {
170     G4cout << "### ===  Ignore cuts flag:   "     170     G4cout << "### ===  Ignore cuts flag:   " << ignoreCuts
171            << G4endl;                             171            << G4endl;
172   }                                               172   }
173   if(0 < verbose && flagPIXE) {                   173   if(0 < verbose && flagPIXE) {
174     G4cout << "### ===  PIXE model for hadrons    174     G4cout << "### ===  PIXE model for hadrons: " 
175            << theParameters->PIXECrossSectionM    175            << theParameters->PIXECrossSectionModel()
176            << G4endl;                             176            << G4endl;  
177     G4cout << "### ===  PIXE model for e+-:       177     G4cout << "### ===  PIXE model for e+-:     " 
178            << theParameters->PIXEElectronCross    178            << theParameters->PIXEElectronCrossSectionModel()
179            << G4endl;                             179            << G4endl;  
180   }                                               180   }
181 }                                                 181 }
182                                                   182 
183 //....oooOO0OOooo........oooOO0OOooo........oo    183 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
184                                                   184 
185 void                                              185 void 
186 G4VAtomDeexcitation::SetDeexcitationActiveRegi    186 G4VAtomDeexcitation::SetDeexcitationActiveRegion(const G4String& rname,
187                                                   187                                                  G4bool valDeexcitation,
188                                                   188                                                  G4bool valAuger,
189                                                   189                                                  G4bool valPIXE)
190 {                                                 190 {
191   // no PIXE in parallel world                    191   // no PIXE in parallel world
192   if(rname == "DefaultRegionForParallelWorld")    192   if(rname == "DefaultRegionForParallelWorld") { return; }
193                                                   193 
194   G4String ss = rname;                            194   G4String ss = rname;
195   /*                                              195   /*  
196   G4cout << "### G4VAtomDeexcitation::SetDeexc    196   G4cout << "### G4VAtomDeexcitation::SetDeexcitationActiveRegion " << ss 
197          << "  " << valDeexcitation << "  " <<    197          << "  " << valDeexcitation << "  " << valAuger
198          << "  " << valPIXE << G4endl;            198          << "  " << valPIXE << G4endl;
199   */                                              199   */
200   if(ss == "world" || ss == "World" || ss == "    200   if(ss == "world" || ss == "World" || ss == "WORLD") {
201     ss = "DefaultRegionForTheWorld";              201     ss = "DefaultRegionForTheWorld";
202   }                                               202   }
203   std::size_t n = deRegions.size();               203   std::size_t n = deRegions.size();
204   for(std::size_t i=0; i<n; ++i) {                204   for(std::size_t i=0; i<n; ++i) {
205                                                   205  
206     // Region already exist                       206     // Region already exist
207     if(ss == activeRegions[i]) {                  207     if(ss == activeRegions[i]) {
208       deRegions[i] = valDeexcitation;             208       deRegions[i] = valDeexcitation;
209       AugerRegions[i] = valAuger;                 209       AugerRegions[i] = valAuger;
210       PIXERegions[i] = valPIXE;                   210       PIXERegions[i] = valPIXE;
211       return;                                     211       return;  
212     }                                             212     }
213   }                                               213   }
214   // New region                                   214   // New region
215   activeRegions.push_back(ss);                    215   activeRegions.push_back(ss);
216   deRegions.push_back(valDeexcitation);           216   deRegions.push_back(valDeexcitation);
217   AugerRegions.push_back(valAuger);               217   AugerRegions.push_back(valAuger);
218   PIXERegions.push_back(valPIXE);                 218   PIXERegions.push_back(valPIXE);
219                                                   219 
220   // if de-excitation defined for the world vo    220   // if de-excitation defined for the world volume 
221   // it should be active for all G4Regions        221   // it should be active for all G4Regions
222   if(ss == "DefaultRegionForTheWorld") {          222   if(ss == "DefaultRegionForTheWorld") {
223     G4RegionStore* regions = G4RegionStore::Ge    223     G4RegionStore* regions = G4RegionStore::GetInstance();
224     std::size_t nn = regions->size();             224     std::size_t nn = regions->size();
225     for(std::size_t i=0; i<nn; ++i) {             225     for(std::size_t i=0; i<nn; ++i) {
226       if(ss == (*regions)[i]->GetName()) { con    226       if(ss == (*regions)[i]->GetName()) { continue; }
227       SetDeexcitationActiveRegion((*regions)[i    227       SetDeexcitationActiveRegion((*regions)[i]->GetName(), valDeexcitation,
228                                   valAuger, va    228                                   valAuger, valPIXE);
229                                                   229                                   
230     }                                             230     }
231   }                                               231   }
232 }                                                 232 }
233                                                   233 
234 void G4VAtomDeexcitation::GenerateParticles(st    234 void G4VAtomDeexcitation::GenerateParticles(std::vector<G4DynamicParticle*>* v,
235                                             co    235                                             const G4AtomicShell* as, 
236                                             G4    236                                             G4int Z, G4int idx)
237 {                                                 237 {
238   G4double gCut = DBL_MAX;                        238   G4double gCut = DBL_MAX;
239   if(ignoreCuts) {                                239   if(ignoreCuts) {
240     gCut = 0.0;                                   240     gCut = 0.0;
241   } else if (nullptr != theCoupleTable) {         241   } else if (nullptr != theCoupleTable) {
242     gCut = (*(theCoupleTable->GetEnergyCutsVec    242     gCut = (*(theCoupleTable->GetEnergyCutsVector(0)))[idx];
243   }                                               243   }
244   if(gCut < as->BindingEnergy()) {                244   if(gCut < as->BindingEnergy()) {
245     G4double eCut = DBL_MAX;                      245     G4double eCut = DBL_MAX;
246     if(CheckAugerActiveRegion(idx)) {             246     if(CheckAugerActiveRegion(idx)) {
247       if(ignoreCuts) {                            247       if(ignoreCuts) {
248         eCut = 0.0;                               248         eCut = 0.0;
249       } else if (nullptr != theCoupleTable) {     249       } else if (nullptr != theCoupleTable) {
250         eCut = (*(theCoupleTable->GetEnergyCut    250         eCut = (*(theCoupleTable->GetEnergyCutsVector(1)))[idx];
251       }                                           251       }
252     }                                             252     }
253     GenerateParticles(v, as, Z, gCut, eCut);      253     GenerateParticles(v, as, Z, gCut, eCut);
254   }                                               254   }
255 }                                                 255 }
256                                                   256 
257 //....oooOO0OOooo........oooOO0OOooo........oo    257 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
258                                                   258 
259 void                                              259 void
260 G4VAtomDeexcitation::AlongStepDeexcitation(std    260 G4VAtomDeexcitation::AlongStepDeexcitation(std::vector<G4Track*>& tracks,
261                                            con    261                                            const G4Step& step, 
262                                            G4d    262                                            G4double& eLossMax,
263                                            G4i    263                                            G4int coupleIndex)
264 {                                                 264 {
265   G4double truelength = step.GetStepLength();     265   G4double truelength = step.GetStepLength();
266   if(!flagPIXE && !activePIXEMedia[coupleIndex    266   if(!flagPIXE && !activePIXEMedia[coupleIndex]) { return; }
267   if(eLossMax <= 0.0 || truelength <= 0.0)        267   if(eLossMax <= 0.0 || truelength <= 0.0)       { return; }
268                                                   268 
269   // step parameters                              269   // step parameters
270   const G4StepPoint* preStep = step.GetPreStep    270   const G4StepPoint* preStep = step.GetPreStepPoint();
271   const G4ThreeVector prePos = preStep->GetPos    271   const G4ThreeVector prePos = preStep->GetPosition();
272   const G4ThreeVector delta = step.GetPostStep    272   const G4ThreeVector delta = step.GetPostStepPoint()->GetPosition() - prePos;
273   const G4double preTime = preStep->GetGlobalT    273   const G4double preTime = preStep->GetGlobalTime();
274   const G4double dt = step.GetPostStepPoint()-    274   const G4double dt = step.GetPostStepPoint()->GetGlobalTime() - preTime;
275                                                   275 
276   // particle parameters                          276   // particle parameters
277   const G4Track* track = step.GetTrack();         277   const G4Track* track = step.GetTrack();
278   const G4ParticleDefinition* part = track->Ge    278   const G4ParticleDefinition* part = track->GetDefinition();
279   G4double ekin = preStep->GetKineticEnergy();    279   G4double ekin = preStep->GetKineticEnergy(); 
280                                                   280 
281   // media parameters                             281   // media parameters
282   G4double gCut = (*theCoupleTable->GetEnergyC    282   G4double gCut = (*theCoupleTable->GetEnergyCutsVector(0))[coupleIndex];
283   if(ignoreCuts) { gCut = 0.0; }                  283   if(ignoreCuts) { gCut = 0.0; }
284   G4double eCut = DBL_MAX;                        284   G4double eCut = DBL_MAX;
285   if(CheckAugerActiveRegion(coupleIndex)) {       285   if(CheckAugerActiveRegion(coupleIndex)) { 
286     eCut = (*theCoupleTable->GetEnergyCutsVect    286     eCut = (*theCoupleTable->GetEnergyCutsVector(1))[coupleIndex];
287     if(ignoreCuts) { eCut = 0.0; }                287     if(ignoreCuts) { eCut = 0.0; }    
288   }                                               288   }
289                                                   289 
290   //G4cout<<"!Sample PIXE gCut(MeV)= "<<gCut<<    290   //G4cout<<"!Sample PIXE gCut(MeV)= "<<gCut<<"  eCut(MeV)= "<<eCut
291   //        <<" Ekin(MeV)= " << ekin/MeV << G4    291   //        <<" Ekin(MeV)= " << ekin/MeV << G4endl;
292                                                   292 
293   const G4Material* material = preStep->GetMat    293   const G4Material* material = preStep->GetMaterial();
294   const G4ElementVector* theElementVector = ma    294   const G4ElementVector* theElementVector = material->GetElementVector();
295   const G4double* theAtomNumDensityVector =       295   const G4double* theAtomNumDensityVector = 
296     material->GetVecNbOfAtomsPerVolume();         296     material->GetVecNbOfAtomsPerVolume();
297   const std::size_t nelm = material->GetNumber    297   const std::size_t nelm = material->GetNumberOfElements();
298                                                   298 
299   // loop over deexcitations                      299   // loop over deexcitations
300   for(std::size_t i=0; i<nelm; ++i) {             300   for(std::size_t i=0; i<nelm; ++i) {
301     G4int Z = (*theElementVector)[i]->GetZasIn    301     G4int Z = (*theElementVector)[i]->GetZasInt();
302     if(activeZ[Z] && Z < 93) {                    302     if(activeZ[Z] && Z < 93) {  
303       G4int nshells =                             303       G4int nshells = 
304         std::min(9,(*theElementVector)[i]->Get    304         std::min(9,(*theElementVector)[i]->GetNbOfAtomicShells());
305       G4double rho = truelength*theAtomNumDens    305       G4double rho = truelength*theAtomNumDensityVector[i];
306       //G4cout<<"   Z "<< Z <<" is active  x(m    306       //G4cout<<"   Z "<< Z <<" is active  x(mm)= " << truelength/mm << G4endl;
307       for(G4int ii=0; ii<nshells; ++ii) {         307       for(G4int ii=0; ii<nshells; ++ii) {
308         auto as = (G4AtomicShellEnumerator)(ii    308         auto as = (G4AtomicShellEnumerator)(ii);
309         const G4AtomicShell* shell = GetAtomic    309         const G4AtomicShell* shell = GetAtomicShell(Z, as);
310         const G4double bindingEnergy = shell->    310         const G4double bindingEnergy = shell->BindingEnergy();
311                                                   311 
312         if(gCut > bindingEnergy) { break; }       312         if(gCut > bindingEnergy) { break; }
313                                                   313 
314         if(eLossMax > bindingEnergy) {            314         if(eLossMax > bindingEnergy) { 
315           G4double sig = rho*                     315           G4double sig = rho*
316             GetShellIonisationCrossSectionPerA    316             GetShellIonisationCrossSectionPerAtom(part, Z, as, ekin, material);
317                                                   317 
318           // mfp is mean free path in units of    318           // mfp is mean free path in units of step size
319           if(sig > 0.0) {                         319           if(sig > 0.0) {
320             G4double mfp = 1.0/sig;               320             G4double mfp = 1.0/sig;
321             G4double stot = 0.0;                  321             G4double stot = 0.0;
322             //G4cout << " Shell " << ii << " m    322             //G4cout << " Shell " << ii << " mfp(mm)= " << mfp/mm << G4endl;
323             // sample ionisation points           323             // sample ionisation points
324             do {                                  324             do {
325               stot -= mfp*G4Log(G4UniformRand(    325               stot -= mfp*G4Log(G4UniformRand());
326               if( stot > 1.0 || eLossMax < bin    326               if( stot > 1.0 || eLossMax < bindingEnergy) { break; }
327               // sample deexcitation              327               // sample deexcitation
328               vdyn.clear();                       328               vdyn.clear();
329               GenerateParticles(&vdyn, shell,     329               GenerateParticles(&vdyn, shell, Z, gCut, eCut); 
330               std::size_t nsec = vdyn.size();     330               std::size_t nsec = vdyn.size();
331               if(nsec > 0) {                      331               if(nsec > 0) {
332                 G4ThreeVector r = prePos  + st    332                 G4ThreeVector r = prePos  + stot*delta;
333                 G4double time   = preTime + st    333                 G4double time   = preTime + stot*dt;
334                 for(std::size_t j=0; j<nsec; +    334                 for(std::size_t j=0; j<nsec; ++j) {
335                   G4DynamicParticle* dp = vdyn    335                   G4DynamicParticle* dp = vdyn[j];
336                   G4double e = dp->GetKineticE    336                   G4double e = dp->GetKineticEnergy();
337                                                   337 
338                   // save new secondary if the    338                   // save new secondary if there is enough energy
339                   if(eLossMax >= e) {             339                   if(eLossMax >= e) {
340                     eLossMax -= e;                340                     eLossMax -= e;                    
341                     G4Track* t = new G4Track(d    341                     G4Track* t = new G4Track(dp, time, r);
342                                                   342 
343                     // defined secondary type     343                     // defined secondary type
344                     if(dp->GetDefinition() ==     344                     if(dp->GetDefinition() == gamma) { 
345                       t->SetCreatorModelID(_Ga    345                       t->SetCreatorModelID(_GammaPIXE);
346                     } else {                      346                     } else {
347                       t->SetCreatorModelID(_eP    347                       t->SetCreatorModelID(_ePIXE);
348                     }                             348                     }
349                     tracks.push_back(t);          349                     tracks.push_back(t);
350                   } else {                        350                   } else {
351                     delete dp;                    351                     delete dp;
352                   }                               352                   }
353                 }                                 353                 }
354               }                                   354               }
355               // Loop checking, 03-Aug-2015, V    355               // Loop checking, 03-Aug-2015, Vladimir Ivanchenko
356             } while (stot < 1.0);                 356             } while (stot < 1.0);
357           }                                       357           }
358         }                                         358         }
359       }                                           359       }
360     }                                             360     } 
361   }                                               361   }
362   return;                                         362   return;
363 }                                                 363 }
364                                                   364 
365 //....oooOO0OOooo........oooOO0OOooo........oo    365 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
366                                                   366