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Geant4/processes/hadronic/models/particle_hp/src/G4NeutronHPCapture.cc

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Diff markup

Differences between /processes/hadronic/models/particle_hp/src/G4NeutronHPCapture.cc (Version 11.3.0) and /processes/hadronic/models/particle_hp/src/G4NeutronHPCapture.cc (Version 11.1)


  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 // neutron_hp -- source file                      
 27 // J.P. Wellisch, Nov-1996                        
 28 // A prototype of the low energy neutron trans    
 29 //                                                
 30 // 070523 bug fix for G4FPE_DEBUG on by A. How    
 31 //                                                
 32 // P. Arce, June-2014 Conversion neutron_hp to    
 33 // V. Ivanchenko July-2023 converted back         
 34 //                                                
 35 #include "G4NeutronHPCapture.hh"                  
 36                                                   
 37 #include "G4IonTable.hh"                          
 38 #include "G4NeutronHPCaptureFS.hh"                
 39 #include "G4ParticleHPDeExGammas.hh"              
 40 #include "G4ParticleHPManager.hh"                 
 41 #include "G4ParticleTable.hh"                     
 42 #include "G4ParticleHPThermalBoost.hh"            
 43 #include "G4SystemOfUnits.hh"                     
 44 #include "G4Threading.hh"                         
 45                                                   
 46 G4NeutronHPCapture::G4NeutronHPCapture() : G4H    
 47 {                                                 
 48   SetMinEnergy(0.0);                              
 49   SetMaxEnergy(20. * MeV);                        
 50 }                                                 
 51                                                   
 52 G4NeutronHPCapture::~G4NeutronHPCapture()         
 53 {                                                 
 54   if (!G4Threading::IsWorkerThread()) {           
 55     if (theCapture != nullptr) {                  
 56       for (auto& ite : *theCapture) {             
 57         delete ite;                               
 58       }                                           
 59       theCapture->clear();                        
 60     }                                             
 61   }                                               
 62 }                                                 
 63                                                   
 64 G4HadFinalState*                                  
 65 G4NeutronHPCapture::ApplyYourself(const G4HadP    
 66                                   G4Nucleus& a    
 67 {                                                 
 68   G4ParticleHPManager::GetInstance()->OpenReac    
 69   const G4Material* theMaterial = aTrack.GetMa    
 70   auto n = (G4int)theMaterial->GetNumberOfElem    
 71   std::size_t index = theMaterial->GetElement(    
 72   if (n != 1) {                                   
 73     auto xSec = new G4double[n];                  
 74     G4double sum = 0;                             
 75     G4int i;                                      
 76     const G4double* NumAtomsPerVolume = theMat    
 77     G4double rWeight;                             
 78     G4ParticleHPThermalBoost aThermalE;           
 79     for (i = 0; i < n; ++i) {                     
 80       index = theMaterial->GetElement(i)->GetI    
 81       rWeight = NumAtomsPerVolume[i];             
 82       xSec[i] = ((*theCapture)[index])->GetXse    
 83         aThermalE.GetThermalEnergy(aTrack, the    
 84                                    theMaterial    
 85       xSec[i] *= rWeight;                         
 86       sum += xSec[i];                             
 87     }                                             
 88     G4double random = G4UniformRand();            
 89     G4double running = 0;                         
 90     for (i = 0; i < n; ++i) {                     
 91       running += xSec[i];                         
 92       index = theMaterial->GetElement(i)->GetI    
 93       // if(random<=running/sum) break;           
 94       if (sum == 0 || random <= running / sum)    
 95     }                                             
 96     if (i == n) i = std::max(0, n - 1);           
 97     delete[] xSec;                                
 98   }                                               
 99                                                   
100   G4HadFinalState* result = ((*theCapture)[ind    
101                                                   
102   // Overwrite target parameters                  
103   aNucleus.SetParameters(G4ParticleHPManager::    
104                          G4ParticleHPManager::    
105   const G4Element* target_element = (*G4Elemen    
106   const G4Isotope* target_isotope = nullptr;      
107   auto iele = (G4int)target_element->GetNumber    
108   for (G4int j = 0; j != iele; ++j) {             
109     target_isotope = target_element->GetIsotop    
110     if (target_isotope->GetN()                    
111         == G4ParticleHPManager::GetInstance()-    
112       break;                                      
113   }                                               
114   // G4cout << "Target Material of this reacti    
115   // G4cout << "Target Element of this reactio    
116   // G4cout << "Target Isotope of this reactio    
117   aNucleus.SetIsotope(target_isotope);            
118                                                   
119   G4ParticleHPManager::GetInstance()->CloseRea    
120   return result;                                  
121 }                                                 
122                                                   
123 const std::pair<G4double, G4double>               
124 G4NeutronHPCapture::GetFatalEnergyCheckLevels(    
125 {                                                 
126   // max energy non-conservation is mass of he    
127   return std::pair<G4double, G4double>(10.0 *     
128 }                                                 
129                                                   
130 G4int G4NeutronHPCapture::GetVerboseLevel() co    
131 {                                                 
132   return G4ParticleHPManager::GetInstance()->G    
133 }                                                 
134                                                   
135 void G4NeutronHPCapture::SetVerboseLevel(G4int    
136 {                                                 
137   G4ParticleHPManager::GetInstance()->SetVerbo    
138 }                                                 
139                                                   
140 void G4NeutronHPCapture::BuildPhysicsTable(con    
141 {                                                 
142   G4ParticleHPManager* hpmanager = G4ParticleH    
143                                                   
144   theCapture = hpmanager->GetCaptureFinalState    
145                                                   
146   if (G4Threading::IsMasterThread()) {            
147     if (theCapture == nullptr)                    
148       theCapture = new std::vector<G4ParticleH    
149                                                   
150     if (numEle == (G4int)G4Element::GetNumberO    
151                                                   
152     if (theCapture->size() == G4Element::GetNu    
153       numEle = (G4int)G4Element::GetNumberOfEl    
154       return;                                     
155     }                                             
156                                                   
157     if (G4FindDataDir("G4NEUTRONHPDATA") == nu    
158       throw G4HadronicException(                  
159         __FILE__, __LINE__,                       
160         "Please setenv G4NEUTRONHPDATA to poin    
161     dirName = G4FindDataDir("G4NEUTRONHPDATA")    
162     G4String tString = "/Capture";                
163     dirName = dirName + tString;                  
164                                                   
165     auto theFS = new G4NeutronHPCaptureFS;        
166     for (G4int i = numEle; i < (G4int)G4Elemen    
167       theCapture->push_back(new G4ParticleHPCh    
168       ((*theCapture)[i])->Init((*(G4Element::G    
169       ((*theCapture)[i])->Register(theFS);        
170     }                                             
171     delete theFS;                                 
172     hpmanager->RegisterCaptureFinalStates(theC    
173   }                                               
174   numEle = (G4int)G4Element::GetNumberOfElemen    
175 }                                                 
176                                                   
177 void G4NeutronHPCapture::ModelDescription(std:    
178 {                                                 
179   outFile << "High Precision model based on Ev    
180           << " for radiative capture reaction     
181 }                                                 
182