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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 "G4INCLNKToNKChannel.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 NKToNKChannel::NKToNKChannel(Particle *p1, P 50 : particle1(p1), particle2(p2) 51 {} 52 53 NKToNKChannel::~NKToNKChannel(){} 54 55 void NKToNKChannel::fillFinalState(FinalStat 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 // assert(ParticleTable::getIsospin(nucleon->g 70 71 if(kaon->getType() == KZero){ 72 nucleon->setType(Neutron); 73 kaon->setType(KPlus); 74 } 75 else{ 76 nucleon->setType(Proton); 77 kaon->setType(KZero); 78 } 79 80 ThreeVector mom_kaon; 81 82 // const G4double pLab = KinematicsUtils::m 83 84 /* if(pLab==0) mom_kaon = Random::normVecto 85 else{ 86 const G4double x = kaon->getMomentum().g 87 const G4double y = kaon->getMomentum().g 88 const G4double z = kaon->getMomentum().g 89 90 const G4double r = std::sqrt(x*x+y*y+z*z 91 const G4double rho = std::sqrt(x*x+y*y); 92 93 const G4double b = 12. * pLab/2375.; // 94 const G4double cos_theta = std::log(Rand 95 const G4double sin_theta = std::sqrt(1-c 96 97 const G4double cos_phi = std::cos(Random 98 const G4double sin_phi = std::sqrt(1-cos 99 100 if(rho == 0) mom_kaon = ThreeVector(sin_ 101 // Rotation in the direction of the inci 102 const G4double px = x/r*cos_theta - y/rh 103 const G4double py = y/r*cos_theta + x/rh 104 const G4double pz = z/r*cos_theta - rho/ 105 106 mom_kaon = ThreeVector(px,py,pz); 107 }*/ 108 109 mom_kaon = Random::normVector(); 110 111 G4double norm = KinematicsUtils::momentumI 112 113 kaon->setMomentum(mom_kaon*norm); 114 nucleon->setMomentum(-mom_kaon*norm); 115 116 kaon->adjustEnergyFromMomentum(); 117 nucleon->adjustEnergyFromMomentum(); 118 119 fs->addModifiedParticle(nucleon); 120 fs->addModifiedParticle(kaon); 121 122 } 123 } 124