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25 // 25 //
26 // INCL++ intra-nuclear cascade model 26 // INCL++ intra-nuclear cascade model
27 // Alain Boudard, CEA-Saclay, France 27 // Alain Boudard, CEA-Saclay, France
28 // Joseph Cugnon, University of Liege, Belgium 28 // Joseph Cugnon, University of Liege, Belgium
29 // Jean-Christophe David, CEA-Saclay, France 29 // Jean-Christophe David, CEA-Saclay, France
30 // Pekka Kaitaniemi, CEA-Saclay, France, and H 30 // Pekka Kaitaniemi, CEA-Saclay, France, and Helsinki Institute of Physics, Finland
31 // Sylvie Leray, CEA-Saclay, France 31 // Sylvie Leray, CEA-Saclay, France
32 // Davide Mancusi, CEA-Saclay, France 32 // Davide Mancusi, CEA-Saclay, France
33 // 33 //
34 #define INCLXX_IN_GEANT4_MODE 1 34 #define INCLXX_IN_GEANT4_MODE 1
35 35
36 #include "globals.hh" 36 #include "globals.hh"
37 37
38 #include "G4INCLOmegaNElasticChannel.hh" 38 #include "G4INCLOmegaNElasticChannel.hh"
39 #include "G4INCLKinematicsUtils.hh" 39 #include "G4INCLKinematicsUtils.hh"
40 #include "G4INCLBinaryCollisionAvatar.hh" 40 #include "G4INCLBinaryCollisionAvatar.hh"
41 #include "G4INCLRandom.hh" 41 #include "G4INCLRandom.hh"
42 #include "G4INCLGlobals.hh" 42 #include "G4INCLGlobals.hh"
43 #include "G4INCLLogger.hh" 43 #include "G4INCLLogger.hh"
44 44
45 namespace G4INCL { 45 namespace G4INCL {
46 46
47 OmegaNElasticChannel::OmegaNElasticChannel 47 OmegaNElasticChannel::OmegaNElasticChannel(Particle *p1, Particle *p2)
48 : particle1(p1), particle2(p2) 48 : particle1(p1), particle2(p2)
49 { 49 {
50 50
51 } 51 }
52 52
53 OmegaNElasticChannel::~OmegaNElasticChanne 53 OmegaNElasticChannel::~OmegaNElasticChannel(){
54 54
55 } 55 }
56 56
57 void OmegaNElasticChannel::fillFinalState( 57 void OmegaNElasticChannel::fillFinalState(FinalState *fs) {
58 Particle * nucleon; 58 Particle * nucleon;
59 Particle * omega; 59 Particle * omega;
60 if(particle1->isNucleon()) { 60 if(particle1->isNucleon()) {
61 nucleon = particle1; 61 nucleon = particle1;
62 omega = particle2; 62 omega = particle2;
63 } else { 63 } else {
64 nucleon = particle2; 64 nucleon = particle2;
65 omega = particle1; 65 omega = particle1;
66 } 66 }
67 67
68 G4double sh=nucleon->getEnergy()+ome 68 G4double sh=nucleon->getEnergy()+omega->getEnergy();
69 G4double mn=nucleon->getMass(); 69 G4double mn=nucleon->getMass();
70 G4double me=omega->getMass(); 70 G4double me=omega->getMass();
71 G4double en=(sh*sh+mn*mn-me*me)/(2*s 71 G4double en=(sh*sh+mn*mn-me*me)/(2*sh);
72 nucleon->setEnergy(en); 72 nucleon->setEnergy(en);
73 G4double ee=std::sqrt(en*en-mn*mn+me 73 G4double ee=std::sqrt(en*en-mn*mn+me*me);
74 omega->setEnergy(ee); 74 omega->setEnergy(ee);
75 G4double pn=std::sqrt(en*en-mn*mn); 75 G4double pn=std::sqrt(en*en-mn*mn);
76 76
77 ThreeVector mom_nucleon; 77 ThreeVector mom_nucleon;
78 78
79 // Isotropy 79 // Isotropy
80 mom_nucleon = Random::normVector(pn) 80 mom_nucleon = Random::normVector(pn);
81 81
82 82
83 nucleon->setMomentum(mom_nucleon); 83 nucleon->setMomentum(mom_nucleon);
84 omega->setMomentum(-mom_nucleon); 84 omega->setMomentum(-mom_nucleon);
85 85
86 fs->addModifiedParticle(nucleon); 86 fs->addModifiedParticle(nucleon);
87 fs->addModifiedParticle(omega); 87 fs->addModifiedParticle(omega);
88 88
89 } 89 }
90 } 90 }
91 91