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Geant4/processes/hadronic/management/src/G4HadLeadBias.cc

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Diff markup

Differences between /processes/hadronic/management/src/G4HadLeadBias.cc (Version 11.3.0) and /processes/hadronic/management/src/G4HadLeadBias.cc (Version 4.1.p1)


  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 // 20110906  M. Kelsey -- Use reference to G4H    
 27                                                   
 28 #include "G4HadLeadBias.hh"                       
 29 #include "G4Gamma.hh"                             
 30 #include "G4PionZero.hh"                          
 31 #include "Randomize.hh"                           
 32 #include "G4HadFinalState.hh"                     
 33                                                   
 34   G4HadFinalState * G4HadLeadBias::Bias(G4HadF    
 35   {                                               
 36     // G4cerr << "bias enter"<<G4endl;            
 37     G4int nMeson(0), nBaryon(0), npi0(0), ngam    
 38     G4int i(0);                                   
 39     G4int maxE = -1;                              
 40     G4double emax = 0;                            
 41     if(result->GetStatusChange()==isAlive)        
 42     {                                             
 43       emax = result->GetEnergyChange();           
 44     }                                             
 45     //G4cout << "max energy "<<G4endl;            
 46     for(i=0;i<static_cast<G4int>(result->GetNu    
 47     {                                             
 48       if(result->GetSecondary(i)->GetParticle(    
 49       {                                           
 50         maxE = i;                                 
 51   emax = result->GetSecondary(i)->GetParticle(    
 52       }                                           
 53     }                                             
 54     //G4cout <<"loop1"<<G4endl;                   
 55     for(i=0; i<static_cast<G4int>(result->GetN    
 56     {                                             
 57       const G4DynamicParticle* aSecTrack = res    
 58       if(i==maxE)                                 
 59       {                                           
 60       }                                           
 61       else if(aSecTrack->GetDefinition()->GetB    
 62       {                                           
 63         nBaryon++;                                
 64       }                                           
 65       else if(aSecTrack->GetDefinition()->GetL    
 66       {                                           
 67         nLepton++;                                
 68       }                                           
 69       else if(aSecTrack->GetDefinition()==G4Ga    
 70       {                                           
 71         ngamma++;                                 
 72       }                                           
 73       else if(aSecTrack->GetDefinition()==G4Pi    
 74       {                                           
 75         npi0++;                                   
 76       }                                           
 77       else                                        
 78       {                                           
 79         nMeson++;                                 
 80       }                                           
 81     }                                             
 82      //G4cout << "BiasDebug 1 = "<<result->Get    
 83      //       <<nMeson<<" "<< nBaryon<<" "<< n    
 84     G4double mesonWeight = nMeson;                
 85     G4double baryonWeight = nBaryon;              
 86     G4double gammaWeight = ngamma;                
 87     G4double npi0Weight = npi0;                   
 88     G4double leptonWeight = nLepton;              
 89     G4int randomMeson = static_cast<G4int>((nM    
 90     G4int randomBaryon = static_cast<G4int>((n    
 91     G4int randomGamma = static_cast<G4int>((ng    
 92     G4int randomPi0 = static_cast<G4int>((npi0    
 93     G4int randomLepton = static_cast<G4int>((n    
 94                                                   
 95     std::vector<G4HadSecondary> buffer;           
 96     G4int cMeson(0), cBaryon(0), cpi0(0), cgam    
 97     for(i=0; i<static_cast<G4int>(result->GetN    
 98     {                                             
 99       G4bool aCatch = false;                      
100       G4double weight = 1;                        
101       const G4HadSecondary* aSecTrack = result    
102       G4ParticleDefinition* aSecDef = aSecTrac    
103       if(i==maxE)                                 
104       {                                           
105         aCatch = true;                            
106   weight = 1;                                     
107       }                                           
108       else if(aSecDef->GetBaryonNumber()!=0)      
109       {                                           
110   if(++cBaryon==randomBaryon)                     
111   {                                               
112     aCatch = true;                                
113     weight = baryonWeight;                        
114   }                                               
115       }                                           
116       else if(aSecDef->GetLeptonNumber()!=0)      
117       {                                           
118         if(++cLepton==randomLepton)               
119   {                                               
120     aCatch = true;                                
121     weight = leptonWeight;                        
122   }                                               
123       }                                           
124       else if(aSecDef==G4Gamma::Gamma())          
125       {                                           
126         if(++cgamma==randomGamma)                 
127   {                                               
128     aCatch = true;                                
129     weight = gammaWeight;                         
130   }                                               
131       }                                           
132       else if(aSecDef==G4PionZero::PionZero())    
133       {                                           
134         if(++cpi0==randomPi0)                     
135   {                                               
136     aCatch = true;                                
137     weight = npi0Weight;                          
138   }                                               
139       }                                           
140       else                                        
141       {                                           
142         if(++cMeson==randomMeson)                 
143   {                                               
144     aCatch = true;                                
145     weight = mesonWeight;                         
146   }                                               
147       }                                           
148       if(aCatch)                                  
149       {                                           
150   buffer.push_back(*aSecTrack);                   
151   buffer.back().SetWeight(aSecTrack->GetWeight    
152       }                                           
153       else                                        
154       {                                           
155         delete aSecTrack;                         
156       }                                           
157     }                                             
158     result->ClearSecondaries();                   
159     // G4cerr << "pre"<<G4endl;                   
160     result->AddSecondaries(buffer);               
161      // G4cerr << "bias exit"<<G4endl;            
162                                                   
163     return result;                                
164   }                                               
165