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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 "G4INCLNNToNSKpiChannel.hh" 38 #include "G4INCLNNToNSKpiChannel.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 #include <algorithm> 44 #include <algorithm>
45 #include "G4INCLPhaseSpaceGenerator.hh" 45 #include "G4INCLPhaseSpaceGenerator.hh"
46 46
47 namespace G4INCL { 47 namespace G4INCL {
48 48
49 const G4double NNToNSKpiChannel::angularSlop 49 const G4double NNToNSKpiChannel::angularSlope = 2.; // What is the exact effect? Sould be check
50 50
51 NNToNSKpiChannel::NNToNSKpiChannel(Particle 51 NNToNSKpiChannel::NNToNSKpiChannel(Particle *p1, Particle *p2)
52 : particle1(p1), particle2(p2) 52 : particle1(p1), particle2(p2)
53 {} 53 {}
54 54
55 NNToNSKpiChannel::~NNToNSKpiChannel(){} 55 NNToNSKpiChannel::~NNToNSKpiChannel(){}
56 56
57 void NNToNSKpiChannel::fillFinalState(FinalS 57 void NNToNSKpiChannel::fillFinalState(FinalState *fs) {
58 58
59 // pp (36) pn (36) 59 // pp (36) pn (36)
60 // 60 //
61 // pp -> p pi+ S- K+ (9) 61 // pp -> p pi+ S- K+ (9)
62 // pp -> p pi+ S0 K0 (9) 62 // pp -> p pi+ S0 K0 (9)
63 // pp -> p pi0 S+ K0 (4) 63 // pp -> p pi0 S+ K0 (4)
64 // pp -> n pi+ S+ K0 (2) 64 // pp -> n pi+ S+ K0 (2)
65 // pp -> p pi0 S0 K+ (4) 65 // pp -> p pi0 S0 K+ (4)
66 // pp -> n pi+ S0 K+ (2) 66 // pp -> n pi+ S0 K+ (2)
67 // pp -> p pi- S+ K+ (2) 67 // pp -> p pi- S+ K+ (2)
68 // pp -> n pi0 S+ K+ (4) 68 // pp -> n pi0 S+ K+ (4)
69 69
70 // pn -> p pi0 S- K+ (4) 70 // pn -> p pi0 S- K+ (4)
71 // pn -> n pi+ S- K+ (2) 71 // pn -> n pi+ S- K+ (2)
72 // pn -> p pi0 S0 K0 (2) 72 // pn -> p pi0 S0 K0 (2)
73 // pn -> n pi+ S0 K0 (1) 73 // pn -> n pi+ S0 K0 (1)
74 // pn -> p pi+ S- K0 (9) 74 // pn -> p pi+ S- K0 (9)
75 75
76 const G4double sqrtS = KinematicsUtils::to 76 const G4double sqrtS = KinematicsUtils::totalEnergyInCM(particle1, particle2);
77 77
78 const G4int iso = ParticleTable::getIsospi 78 const G4int iso = ParticleTable::getIsospin(particle1->getType()) + ParticleTable::getIsospin(particle2->getType());
79 79
80 ParticleType KaonType; 80 ParticleType KaonType;
81 ParticleType PionType; 81 ParticleType PionType;
82 82
83 G4double rdm = Random::shoot(); 83 G4double rdm = Random::shoot();
84 84
85 if(iso == 2){ 85 if(iso == 2){
86 if(rdm * 36. < 9.){ 86 if(rdm * 36. < 9.){
87 KaonType = KPlus; 87 KaonType = KPlus;
88 PionType = PiPlus; 88 PionType = PiPlus;
89 particle2->setType(SigmaMinus); 89 particle2->setType(SigmaMinus);
90 } 90 }
91 else if(rdm * 36. < 18.){ 91 else if(rdm * 36. < 18.){
92 KaonType = KZero; 92 KaonType = KZero;
93 PionType = PiPlus; 93 PionType = PiPlus;
94 particle2->setType(SigmaZero); 94 particle2->setType(SigmaZero);
95 } 95 }
96 else if(rdm * 36. < 22.){ 96 else if(rdm * 36. < 22.){
97 KaonType = KZero; 97 KaonType = KZero;
98 PionType = PiZero; 98 PionType = PiZero;
99 particle2->setType(SigmaPlus); 99 particle2->setType(SigmaPlus);
100 } 100 }
101 else if(rdm * 36. < 24.){ 101 else if(rdm * 36. < 24.){
102 KaonType = KZero; 102 KaonType = KZero;
103 PionType = PiPlus; 103 PionType = PiPlus;
104 particle1->setType(Neutron); 104 particle1->setType(Neutron);
105 particle2->setType(SigmaPlus); 105 particle2->setType(SigmaPlus);
106 } 106 }
107 else if(rdm * 36. < 28.){ 107 else if(rdm * 36. < 28.){
108 KaonType = KPlus; 108 KaonType = KPlus;
109 PionType = PiZero; 109 PionType = PiZero;
110 particle2->setType(SigmaZero); 110 particle2->setType(SigmaZero);
111 } 111 }
112 else if(rdm * 36. < 30.){ 112 else if(rdm * 36. < 30.){
113 KaonType = KPlus; 113 KaonType = KPlus;
114 PionType = PiPlus; 114 PionType = PiPlus;
115 particle1->setType(Neutron); 115 particle1->setType(Neutron);
116 particle2->setType(SigmaZero); 116 particle2->setType(SigmaZero);
117 } 117 }
118 else if(rdm * 36. < 32.){ 118 else if(rdm * 36. < 32.){
119 KaonType = KPlus; 119 KaonType = KPlus;
120 PionType = PiMinus; 120 PionType = PiMinus;
121 particle2->setType(SigmaPlus); 121 particle2->setType(SigmaPlus);
122 } 122 }
123 else{ 123 else{
124 KaonType = KPlus; 124 KaonType = KPlus;
125 PionType = PiZero; 125 PionType = PiZero;
126 particle1->setType(Neutron); 126 particle1->setType(Neutron);
127 particle2->setType(SigmaPlus); 127 particle2->setType(SigmaPlus);
128 } 128 }
129 129
130 } 130 }
131 else if(iso == -2){ 131 else if(iso == -2){
132 if(rdm * 36. < 9.){ 132 if(rdm * 36. < 9.){
133 KaonType = KZero; 133 KaonType = KZero;
134 PionType = PiMinus; 134 PionType = PiMinus;
135 particle2->setType(SigmaPlus); 135 particle2->setType(SigmaPlus);
136 } 136 }
137 else if(rdm * 36. < 18.){ 137 else if(rdm * 36. < 18.){
138 KaonType = KPlus; 138 KaonType = KPlus;
139 PionType = PiMinus; 139 PionType = PiMinus;
140 particle2->setType(SigmaZero); 140 particle2->setType(SigmaZero);
141 } 141 }
142 else if(rdm * 36. < 22.){ 142 else if(rdm * 36. < 22.){
143 KaonType = KPlus; 143 KaonType = KPlus;
144 PionType = PiZero; 144 PionType = PiZero;
145 particle2->setType(SigmaMinus); 145 particle2->setType(SigmaMinus);
146 } 146 }
147 else if(rdm * 36. < 24.){ 147 else if(rdm * 36. < 24.){
148 KaonType = KPlus; 148 KaonType = KPlus;
149 PionType = PiMinus; 149 PionType = PiMinus;
150 particle1->setType(Proton); 150 particle1->setType(Proton);
151 particle2->setType(SigmaMinus); 151 particle2->setType(SigmaMinus);
152 } 152 }
153 else if(rdm * 36. < 28.){ 153 else if(rdm * 36. < 28.){
154 KaonType = KZero; 154 KaonType = KZero;
155 PionType = PiZero; 155 PionType = PiZero;
156 particle2->setType(SigmaZero); 156 particle2->setType(SigmaZero);
157 } 157 }
158 else if(rdm * 36. < 30.){ 158 else if(rdm * 36. < 30.){
159 KaonType = KZero; 159 KaonType = KZero;
160 PionType = PiMinus; 160 PionType = PiMinus;
161 particle1->setType(Proton); 161 particle1->setType(Proton);
162 particle2->setType(SigmaZero); 162 particle2->setType(SigmaZero);
163 } 163 }
164 else if(rdm * 36. < 32.){ 164 else if(rdm * 36. < 32.){
165 KaonType = KZero; 165 KaonType = KZero;
166 PionType = PiPlus; 166 PionType = PiPlus;
167 particle2->setType(SigmaMinus); 167 particle2->setType(SigmaMinus);
168 } 168 }
169 else{ 169 else{
170 KaonType = KZero; 170 KaonType = KZero;
171 PionType = PiZero; 171 PionType = PiZero;
172 particle1->setType(Proton); 172 particle1->setType(Proton);
173 particle2->setType(SigmaMinus); 173 particle2->setType(SigmaMinus);
174 } 174 }
175 175
176 } 176 }
177 else if(rdm*36. < 4.){ 177 else if(rdm*36. < 4.){
178 KaonType = KPlus; 178 KaonType = KPlus;
179 PionType = PiZero; 179 PionType = PiZero;
180 particle1->setType(Proton); 180 particle1->setType(Proton);
181 particle2->setType(SigmaMinus); 181 particle2->setType(SigmaMinus);
182 } 182 }
183 else if(rdm*36. < 6.){ 183 else if(rdm*36. < 6.){
184 KaonType = KZero; 184 KaonType = KZero;
185 PionType = PiZero; 185 PionType = PiZero;
186 particle1->setType(Neutron); 186 particle1->setType(Neutron);
187 particle2->setType(SigmaPlus); 187 particle2->setType(SigmaPlus);
188 } 188 }
189 else if(rdm*36. < 8.){ 189 else if(rdm*36. < 8.){
190 KaonType = KPlus; 190 KaonType = KPlus;
191 PionType = PiPlus; 191 PionType = PiPlus;
192 particle1->setType(Neutron); 192 particle1->setType(Neutron);
193 particle2->setType(SigmaMinus); 193 particle2->setType(SigmaMinus);
194 } 194 }
195 else if(rdm*36. < 9.){ 195 else if(rdm*36. < 9.){
196 KaonType = KZero; 196 KaonType = KZero;
197 PionType = PiMinus; 197 PionType = PiMinus;
198 particle1->setType(Proton); 198 particle1->setType(Proton);
199 particle2->setType(SigmaPlus); 199 particle2->setType(SigmaPlus);
200 } 200 }
201 else if(rdm*36. < 18.){ 201 else if(rdm*36. < 18.){
202 KaonType = KZero; 202 KaonType = KZero;
203 PionType = PiZero; 203 PionType = PiZero;
204 particle1->setType(Proton); 204 particle1->setType(Proton);
205 particle2->setType(SigmaZero); 205 particle2->setType(SigmaZero);
206 } 206 }
207 else if(rdm*36. < 27.){ 207 else if(rdm*36. < 27.){
208 KaonType = KPlus; 208 KaonType = KPlus;
209 PionType = PiZero; 209 PionType = PiZero;
210 particle1->setType(Neutron); 210 particle1->setType(Neutron);
211 particle2->setType(SigmaZero); 211 particle2->setType(SigmaZero);
212 } 212 }
213 else if(rdm*36. < 28.){ 213 else if(rdm*36. < 28.){
214 KaonType = KZero; 214 KaonType = KZero;
215 PionType = PiPlus; 215 PionType = PiPlus;
216 particle1->setType(Neutron); 216 particle1->setType(Neutron);
217 particle2->setType(SigmaZero); 217 particle2->setType(SigmaZero);
218 } 218 }
219 else if(rdm*36. < 30.){ 219 else if(rdm*36. < 30.){
220 KaonType = KPlus; 220 KaonType = KPlus;
221 PionType = PiMinus; 221 PionType = PiMinus;
222 particle1->setType(Proton); 222 particle1->setType(Proton);
223 particle2->setType(SigmaZero); 223 particle2->setType(SigmaZero);
224 } 224 }
225 else if(rdm*36. < 32.){ 225 else if(rdm*36. < 32.){
226 KaonType = KZero; 226 KaonType = KZero;
227 PionType = PiPlus; 227 PionType = PiPlus;
228 particle1->setType(Proton); 228 particle1->setType(Proton);
229 particle2->setType(SigmaMinus); 229 particle2->setType(SigmaMinus);
230 } 230 }
231 else{ 231 else{
232 KaonType = KPlus; 232 KaonType = KPlus;
233 PionType = PiMinus; 233 PionType = PiMinus;
234 particle1->setType(Neutron); 234 particle1->setType(Neutron);
235 particle2->setType(SigmaPlus); 235 particle2->setType(SigmaPlus);
236 } 236 }
237 237
238 ParticleList list; 238 ParticleList list;
239 list.push_back(particle1); 239 list.push_back(particle1);
240 list.push_back(particle2); 240 list.push_back(particle2);
241 const ThreeVector &rcol1 = particle1->getP 241 const ThreeVector &rcol1 = particle1->getPosition();
242 const ThreeVector &rcol2 = particle2->getP 242 const ThreeVector &rcol2 = particle2->getPosition();
243 const ThreeVector zero; 243 const ThreeVector zero;
244 Particle *pion = new Particle(PionType,zer 244 Particle *pion = new Particle(PionType,zero,rcol1);
245 Particle *kaon = new Particle(KaonType,zer 245 Particle *kaon = new Particle(KaonType,zero,rcol2);
246 list.push_back(kaon); 246 list.push_back(kaon);
247 list.push_back(pion); 247 list.push_back(pion);
248 248
249 if(Random::shoot()<0.5) PhaseSpaceGenerato << 249 PhaseSpaceGenerator::generateBiased(sqrtS, list, 0, angularSlope);
250 else PhaseSpaceGenerator::generateBiased(s <<
251 250
252 INCL_DEBUG("NNToNSKpi " << (kaon->getMomen 251 INCL_DEBUG("NNToNSKpi " << (kaon->getMomentum().theta()) * 180. / G4INCL::Math::pi << '\n');
253 252
254 fs->addModifiedParticle(particle1); 253 fs->addModifiedParticle(particle1);
255 fs->addModifiedParticle(particle2); 254 fs->addModifiedParticle(particle2);
256 fs->addCreatedParticle(kaon); 255 fs->addCreatedParticle(kaon);
257 fs->addCreatedParticle(pion); 256 fs->addCreatedParticle(pion);
258 257
259 } 258 }
260 } 259 }
261 260