Geant4 Cross Reference |
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 "G4INCLNNToNNKKbChannel.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 const G4double NNToNNKKbChannel::angularSlop 50 51 NNToNNKKbChannel::NNToNNKKbChannel(Particle 52 : particle1(p1), particle2(p2) 53 {} 54 55 NNToNNKKbChannel::~NNToNNKKbChannel(){} 56 57 void NNToNNKKbChannel::fillFinalState(FinalS 58 59 // pp -> pp K+ K- (1) 60 // pp -> pp K0 K0 (1) 61 // pp -> pn K+ K0 (4) 62 // pn -> pp K0 K- (4) 63 // pn -> pn K+ K- (9) 64 65 const G4double sqrtS = KinematicsUtils::to 66 67 const G4int iso = ParticleTable::getIsospi 68 69 ParticleType Kaon1Type; 70 ParticleType Kaon2Type; 71 G4double rdm = Random::shoot(); 72 73 if(iso == 2){ 74 if(rdm*6. < 1.){ 75 Kaon1Type = KPlus; 76 Kaon2Type = KMinus; 77 } 78 else if(rdm*6. < 2){ 79 Kaon1Type = KZero; 80 Kaon2Type = KZeroBar; 81 } 82 else{ 83 Kaon1Type = KPlus; 84 Kaon2Type = KZeroBar; 85 particle1->setType(Neutron); 86 } 87 } 88 else if(iso == -2){ 89 if(rdm*6. < 1.){ 90 Kaon1Type = KPlus; 91 Kaon2Type = KMinus; 92 } 93 else if(rdm*6. < 2){ 94 Kaon1Type = KZero; 95 Kaon2Type = KZeroBar; 96 } 97 else{ 98 Kaon1Type = KZero; 99 Kaon2Type = KMinus; 100 particle1->setType(Proton); 101 } 102 } 103 else if(rdm*26. < 9.){ 104 Kaon1Type = KPlus; 105 Kaon2Type = KMinus; 106 } 107 else if(rdm*26. < 18.){ 108 Kaon1Type = KZero; 109 Kaon2Type = KZeroBar; 110 } 111 else if(rdm*26. < 22.){ 112 Kaon1Type = KZero; 113 Kaon2Type = KMinus; 114 particle1->setType(Proton); 115 particle2->setType(Proton); 116 } 117 else{ 118 Kaon1Type = KPlus; 119 Kaon2Type = KZeroBar; 120 particle1->setType(Neutron); 121 particle2->setType(Neutron); 122 } 123 124 ParticleList list; 125 list.push_back(particle1); 126 list.push_back(particle2); 127 const ThreeVector &rcol1 = particle1->getP 128 const ThreeVector &rcol2 = particle2->getP 129 const ThreeVector zero; 130 Particle *kaon = new Particle(Kaon1Type,ze 131 Particle *antikaon = new Particle(Kaon2Typ 132 list.push_back(kaon); 133 list.push_back(antikaon); 134 135 if(Random::shoot()<0.5) PhaseSpaceGenerato 136 else PhaseSpaceGenerator::generateBiased(s 137 138 fs->addModifiedParticle(particle1); 139 fs->addModifiedParticle(particle2); 140 fs->addCreatedParticle(kaon); 141 fs->addCreatedParticle(antikaon); 142 143 } 144 } 145