Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/processes/hadronic/models/particle_hp/src/G4ParticleHPArbitaryTab.cc

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Diff markup

Differences between /processes/hadronic/models/particle_hp/src/G4ParticleHPArbitaryTab.cc (Version 11.3.0) and /processes/hadronic/models/particle_hp/src/G4ParticleHPArbitaryTab.cc (Version 9.4.p3)


  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 // P. Arce, June-2014 Conversion neutron_hp to    
 31 //                                                
 32 #include "G4ParticleHPArbitaryTab.hh"             
 33                                                   
 34 #include "G4ios.hh"                               
 35                                                   
 36 G4double G4ParticleHPArbitaryTab::Sample(G4dou    
 37 {                                                 
 38   G4int i;                                        
 39   for (i = 0; i < nDistFunc; i++) {               
 40     if (anEnergy < theDistFunc[i].GetLabel())     
 41   }                                               
 42   G4int low(0), high(0);                          
 43   if (i == nDistFunc) {                           
 44     low = i - 2;                                  
 45     high = i - 1;                                 
 46   }                                               
 47   else if (i == 0) {                              
 48     if (nDistFunc == 0) {                         
 49       G4cerr << "No distribution functions to     
 50              << "from in G4ParticleHPArbitaryT    
 51       throw G4HadronicException(__FILE__, __LI    
 52     }                                             
 53     return theDistFunc[0].Sample();               
 54   }                                               
 55   else {                                          
 56     low = i - 1;                                  
 57     high = i;                                     
 58   }                                               
 59   //******************************************    
 60   // EMendoza                                     
 61   /*                                              
 62     theBuffer.Merge(theManager.GetScheme(low),    
 63     theDistFunc+low, theDistFunc+high);           
 64     return theBuffer.Sample();                    
 65   */                                              
 66   //******************************************    
 67   // New way to perform the 2D sampling:          
 68   G4double elow = theDistFunc[low].GetLabel();    
 69   G4double ehigh = theDistFunc[high].GetLabel(    
 70   G4double rval = (anEnergy - elow) / (ehigh -    
 71   G4double eoutlow = theLowThreshold[low] + rv    
 72   G4double eouthigh =                             
 73     theHighThreshold[low] + rval * (theHighThr    
 74   G4double rand = G4UniformRand();                
 75   G4double Eout_1 = 0, Eout_2 = 0;                
 76   if (rval < rand) {                              
 77     Eout_1 = theDistFunc[low].Sample();           
 78     Eout_2 = eoutlow                              
 79              + (Eout_1 - theLowThreshold[low])    
 80                  / (theHighThreshold[low] - th    
 81   }                                               
 82   else {                                          
 83     Eout_1 = theDistFunc[high].Sample();          
 84     Eout_2 = eoutlow                              
 85              + (Eout_1 - theLowThreshold[high]    
 86                  / (theHighThreshold[high] - t    
 87   }                                               
 88   return Eout_2;                                  
 89                                                   
 90   //******************************************    
 91 }                                                 
 92