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Geant4/processes/hadronic/models/particle_hp/src/G4ParticleHPDeExGammas.cc

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Diff markup

Differences between /processes/hadronic/models/particle_hp/src/G4ParticleHPDeExGammas.cc (Version 11.3.0) and /processes/hadronic/models/particle_hp/src/G4ParticleHPDeExGammas.cc (Version 3.1)


  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 // 080801 Prohibit level transition to oneself    
 31 //                                                
 32 // P. Arce, June-2014 Conversion neutron_hp to    
 33 //                                                
 34 #include "G4ParticleHPDeExGammas.hh"              
 35                                                   
 36 #include "G4RandomDirection.hh"                   
 37 #include "G4ReactionProduct.hh"                   
 38 #include "G4SystemOfUnits.hh"                     
 39                                                   
 40 G4ParticleHPDeExGammas::G4ParticleHPDeExGammas    
 41                                                   
 42 G4ParticleHPDeExGammas::~G4ParticleHPDeExGamma    
 43 {                                                 
 44   for (auto& ptr : theLevels) {                   
 45     delete ptr;                                   
 46   }                                               
 47 }                                                 
 48                                                   
 49 void G4ParticleHPDeExGammas::Init(std::istream    
 50 {                                                 
 51   // G4cout << "### G4ParticleHPDeExGammas::In    
 52   // ground state                                 
 53   auto level = new G4ParticleHPNucLevel(0.0);     
 54                                                   
 55   G4double elevel0 = 0.0;                         
 56   G4double elevel = 0.0;                          
 57   G4double egamma = 0.0;                          
 58   G4double prob = 0.0;                            
 59   constexpr G4double eps = 1 * CLHEP::eV;         
 60   for (;;) {                                      
 61     if (aDataFile >> elevel) {                    
 62       // next line                                
 63       aDataFile >> egamma >> prob;                
 64       egamma *= CLHEP::keV;                       
 65       elevel *= CLHEP::keV;                       
 66       prob = std::max(prob, 1.e-6);               
 67       // G4cout << "    El0=" << elevel0 << "     
 68       //  << " Eg=" << egamma << " w=" << prob    
 69                                                   
 70       // save previous level and start a new l    
 71       if (std::abs(elevel - elevel0) > eps) {     
 72         level->Normalize();                       
 73         theLevels.push_back(level);               
 74         ++nLevels;                                
 75         level = new G4ParticleHPNucLevel(eleve    
 76         elevel0 = elevel;                         
 77         // G4cout << "  New level " << nLevels    
 78       }                                           
 79                                                   
 80       // find the next level                      
 81       G4double e = elevel - egamma;               
 82       G4int next = -1;                            
 83       G4double del = DBL_MAX;                     
 84       for (G4int i = 0; i < nLevels; ++i) {       
 85         G4double de = std::abs(theLevels[i]->G    
 86         if (de < del) {                           
 87           next = i;                               
 88           del = de;                               
 89         }                                         
 90       }                                           
 91       // save level data                          
 92       if (next >= 0) {                            
 93         level->AddGamma(egamma, prob, next);      
 94         // G4cout << "      NLevel=" << nLevel    
 95         //      << " Egamma=" << egamma << " W    
 96       }                                           
 97     }                                             
 98     else {                                        
 99       // end of file - save recent level          
100       level->Normalize();                         
101       theLevels.push_back(level);                 
102       ++nLevels;                                  
103       // G4cout << "### End of file Nlevels="     
104       break;                                      
105     }                                             
106   }                                               
107 }                                                 
108                                                   
109 G4ReactionProductVector* G4ParticleHPDeExGamma    
110 {                                                 
111   G4int idx = i;                                  
112   if (idx >= nLevels || idx <= 0) return nullp    
113   auto result = new G4ReactionProductVector();    
114                                                   
115   for (;;) {                                      
116     if (idx <= 0) {                               
117       break;                                      
118     }                                             
119     auto ptr = theLevels[idx]->GetDecayGamma(i    
120     if (nullptr != ptr) {                         
121       result->push_back(ptr);                     
122     }                                             
123   }                                               
124   return result;                                  
125 }                                                 
126