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 "G4INCLNKbToS2piChannel.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 NKbToS2piChannel::angularSlop 50 51 NKbToS2piChannel::NKbToS2piChannel(Particle 52 : particle1(p1), particle2(p2) 53 {} 54 55 NKbToS2piChannel::~NKbToS2piChannel(){} 56 57 void NKbToS2piChannel::fillFinalState(FinalS 58 59 // p K0b -> S+ pi+ pi- (2/3) 60 // p K0b -> S+ pi0 pi0 (1/4) 61 // p K0b -> S0 pi+ pi0 (5/6) 62 // p K0b -> S- pi+ pi+ (2/3) 63 // 64 // p K- -> S+ pi0 pi- (1) 65 // p K- -> S0 pi+ pi- (2/3) 66 // p K- -> S0 pi0 pi0 (1/8) 67 // p K- -> S- pi+ pi0 (2/3) 68 69 Particle *nucleon; 70 Particle *kaon; 71 72 if(particle1->isNucleon()){ 73 nucleon = particle1; 74 kaon = particle2; 75 } 76 else{ 77 nucleon = particle2; 78 kaon = particle1; 79 } 80 81 const G4double sqrtS = KinematicsUtils::to 82 83 const G4int iso = ParticleTable::getIsospi 84 const G4int iso_n = ParticleTable::getIsos 85 G4double rdm = Random::shoot(); 86 87 ParticleType PionType; 88 89 if(iso == 2 || iso == -2){ 90 if(rdm*29. < 8.){ 91 PionType = ParticleTable::getPionType( 92 kaon->setType(ParticleTable::getPionTy 93 nucleon->setType(ParticleTable::getSig 94 } 95 else if(rdm*29. < 11.){ 96 PionType = PiZero; 97 kaon->setType(PiZero); 98 nucleon->setType(ParticleTable::getSig 99 } 100 else if(rdm*29. < 21.){ 101 PionType = PiZero; 102 kaon->setType(ParticleTable::getPionTy 103 nucleon->setType(SigmaZero); 104 } 105 else{ 106 PionType = ParticleTable::getPionType( 107 kaon->setType(ParticleTable::getPionTy 108 nucleon->setType(ParticleTable::getSig 109 } 110 } 111 else{ 112 if(rdm*59. < 24.){ 113 PionType = PiZero; 114 kaon->setType(ParticleTable::getPionTy 115 nucleon->setType(ParticleTable::getSig 116 } 117 else if(rdm*59. < 40.){ 118 PionType = ParticleTable::getPionType( 119 kaon->setType(ParticleTable::getPionTy 120 nucleon->setType(SigmaZero); 121 } 122 else if(rdm*59. < 43.){ 123 PionType = PiZero; 124 kaon->setType(PiZero); 125 nucleon->setType(SigmaZero); 126 } 127 else{ 128 PionType = ParticleTable::getPionType( 129 kaon->setType(PiZero); 130 nucleon->setType(ParticleTable::getSig 131 } 132 } 133 134 ParticleList list; 135 list.push_back(nucleon); 136 list.push_back(kaon); 137 const ThreeVector &rcol = nucleon->getPosi 138 const ThreeVector zero; 139 Particle *pion = new Particle(PionType,zer 140 list.push_back(pion); 141 142 PhaseSpaceGenerator::generateBiased(sqrtS, 143 144 fs->addModifiedParticle(nucleon); 145 fs->addModifiedParticle(kaon); 146 fs->addCreatedParticle(pion); 147 148 } 149 } 150