Geant4 Cross Reference

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Geant4/processes/hadronic/models/inclxx/incl_physics/src/G4INCLNKElasticChannel.cc

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Diff markup

Differences between /processes/hadronic/models/inclxx/incl_physics/src/G4INCLNKElasticChannel.cc (Version 11.3.0) and /processes/hadronic/models/inclxx/incl_physics/src/G4INCLNKElasticChannel.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 // INCL++ intra-nuclear cascade model             
 27 // Alain Boudard, CEA-Saclay, France              
 28 // Joseph Cugnon, University of Liege, Belgium    
 29 // Jean-Christophe David, CEA-Saclay, France      
 30 // Pekka Kaitaniemi, CEA-Saclay, France, and H    
 31 // Sylvie Leray, CEA-Saclay, France               
 32 // Davide Mancusi, CEA-Saclay, France             
 33 //                                                
 34 #define INCLXX_IN_GEANT4_MODE 1                   
 35                                                   
 36 #include "globals.hh"                             
 37                                                   
 38 #include "G4INCLNKElasticChannel.hh"              
 39 #include "G4INCLKinematicsUtils.hh"               
 40 #include "G4INCLBinaryCollisionAvatar.hh"         
 41 #include "G4INCLRandom.hh"                        
 42 #include "G4INCLGlobals.hh"                       
 43 #include "G4INCLLogger.hh"                        
 44 #include <algorithm>                              
 45 #include "G4INCLPhaseSpaceGenerator.hh"           
 46                                                   
 47 namespace G4INCL {                                
 48                                                   
 49   NKElasticChannel::NKElasticChannel(Particle     
 50     : particle1(p1), particle2(p2)                
 51     {}                                            
 52                                                   
 53   NKElasticChannel::~NKElasticChannel(){}         
 54                                                   
 55   void NKElasticChannel::fillFinalState(FinalS    
 56                                                   
 57     Particle *nucleon;                            
 58     Particle *kaon;                               
 59                                                   
 60     if(particle1->isNucleon()){                   
 61       nucleon = particle1;                        
 62       kaon = particle2;                           
 63     }                                             
 64     else{                                         
 65       nucleon = particle2;                        
 66       kaon = particle1;                           
 67     }                                             
 68                                                   
 69     const G4double norm = KinematicsUtils::mom    
 70                                                   
 71     ThreeVector mom_kaon;                         
 72                                                   
 73 //    const G4double pLab = KinematicsUtils::m    
 74                                                   
 75 /*    if(pLab==0) mom_kaon = Random::normVecto    
 76     else{                                         
 77       const G4double x = kaon->getMomentum().g    
 78       const G4double y = kaon->getMomentum().g    
 79       const G4double z = kaon->getMomentum().g    
 80                                                   
 81       const G4double r = std::sqrt(x*x+y*y+z*z    
 82       const G4double rho = std::sqrt(x*x+y*y);    
 83                                                   
 84       const G4double b = 12. * pLab/2375.; //     
 85       const G4double cos_theta = std::log(Rand    
 86       const G4double sin_theta = std::sqrt(1-c    
 87                                                   
 88       const G4double cos_phi = std::cos(Random    
 89       const G4double sin_phi = std::sqrt(1-cos    
 90                                                   
 91       if(rho == 0) mom_kaon = ThreeVector(sin_    
 92       // Rotation in the direction of the inci    
 93       const G4double px = x/r*cos_theta - y/rh    
 94       const G4double py = y/r*cos_theta + x/rh    
 95       const G4double pz = z/r*cos_theta - rho/    
 96                                                   
 97       mom_kaon = ThreeVector(px,py,pz);           
 98     }*/                                           
 99                                                   
100     mom_kaon = Random::normVector();              
101                                                   
102     kaon->setMomentum(mom_kaon*norm);             
103     nucleon->setMomentum(-mom_kaon*norm);         
104                                                   
105     kaon->adjustEnergyFromMomentum();             
106     nucleon->adjustEnergyFromMomentum();          
107                                                   
108     fs->addModifiedParticle(nucleon);             
109     fs->addModifiedParticle(kaon);                
110                                                   
111   }                                               
112 }                                                 
113