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25 // 25 //
>> 26 // $Id: G4Scatterer.cc,v 1.13.2.4 2006/06/29 20:40:31 gunter Exp $ //
26 // 27 //
27 28
28 #include <vector> <<
29 <<
30 #include "globals.hh" 29 #include "globals.hh"
31 #include "G4PhysicalConstants.hh" << 30 #include <vector>
32 #include "G4SystemOfUnits.hh" <<
33 #include "G4ios.hh" 31 #include "G4ios.hh"
34 #include "G4Scatterer.hh" 32 #include "G4Scatterer.hh"
35 #include "G4KineticTrack.hh" 33 #include "G4KineticTrack.hh"
36 #include "G4ThreeVector.hh" 34 #include "G4ThreeVector.hh"
37 #include "G4LorentzRotation.hh" 35 #include "G4LorentzRotation.hh"
38 #include "G4LorentzVector.hh" 36 #include "G4LorentzVector.hh"
39 37
40 #include "G4CollisionNN.hh" 38 #include "G4CollisionNN.hh"
41 #include "G4CollisionPN.hh" 39 #include "G4CollisionPN.hh"
42 #include "G4CollisionMesonBaryon.hh" 40 #include "G4CollisionMesonBaryon.hh"
43 41
44 #include "G4CollisionInitialState.hh" 42 #include "G4CollisionInitialState.hh"
45 #include "G4HadTmpUtil.hh" 43 #include "G4HadTmpUtil.hh"
46 #include "G4Pair.hh" 44 #include "G4Pair.hh"
47 #include "G4AutoLock.hh" <<
48 45
49 //Mutex for control of shared resource <<
50 namespace { <<
51 G4Mutex collisions_mutex = G4MUTEX_INITIAL <<
52 G4bool setupDone = false; <<
53 } <<
54 46
55 // Declare the categories of collisions the Sc 47 // Declare the categories of collisions the Scatterer can handle
56 typedef GROUP2(G4CollisionNN, G4CollisionMeson 48 typedef GROUP2(G4CollisionNN, G4CollisionMesonBaryon) theChannels;
57 49
58 G4CollisionVector G4Scatterer::collisions; <<
59 <<
60 //-------------------------------------------- <<
61 50
62 G4Scatterer::G4Scatterer() 51 G4Scatterer::G4Scatterer()
63 { 52 {
64 G4AutoLock l(&collisions_mutex); << 53 Register aR;
65 if ( ! setupDone ) << 54 G4ForEach<theChannels>::Apply(&aR, &collisions);
66 { <<
67 Register aR; <<
68 G4ForEach<theChannels>::Apply(&aR, &coll <<
69 setupDone = true; <<
70 } <<
71 } 55 }
72 56
73 //-------------------------------------------- <<
74 57
75 G4Scatterer::~G4Scatterer() 58 G4Scatterer::~G4Scatterer()
76 { 59 {
77 G4AutoLock l(&collisions_mutex); <<
78 std::for_each(collisions.begin(), collisions 60 std::for_each(collisions.begin(), collisions.end(), G4Delete());
79 collisions.clear(); 61 collisions.clear();
80 } 62 }
81 63
82 //-------------------------------------------- << 64 G4double G4Scatterer::GetTimeToInteraction(const G4KineticTrack& trk1,
83 << 65 const G4KineticTrack& trk2)
84 G4double G4Scatterer::GetTimeToInteraction(con <<
85 const G4KineticTrack& trk2) const <<
86 { 66 {
87 G4double time = DBL_MAX; 67 G4double time = DBL_MAX;
88 G4double distance_fast; 68 G4double distance_fast;
89 G4LorentzVector mom1 = trk1.GetTrackingMomen 69 G4LorentzVector mom1 = trk1.GetTrackingMomentum();
90 // G4cout << "zcomp=" << std::abs(mom1.vect() 70 // G4cout << "zcomp=" << std::abs(mom1.vect().unit().z() -1 ) << G4endl;
91 G4double collisionTime; 71 G4double collisionTime;
92 << 72
93 if ( std::abs(mom1.vect().unit().z() -1 ) < << 73 if ( std::abs(mom1.vect().unit().z() -1 ) < 1e-6 )
94 { 74 {
95 G4ThreeVector position = trk2.GetPosition 75 G4ThreeVector position = trk2.GetPosition() - trk1.GetPosition();
96 G4double deltaz=position.z(); 76 G4double deltaz=position.z();
97 G4double velocity = mom1.z()/mom1.e() * c 77 G4double velocity = mom1.z()/mom1.e() * c_light;
98 << 78
99 collisionTime=deltaz/velocity; 79 collisionTime=deltaz/velocity;
100 distance_fast=position.x()*position.x() + 80 distance_fast=position.x()*position.x() + position.y()*position.y();
101 } else { 81 } else {
102 << 82
103 // The nucleons of the nucleus are FROZEN 83 // The nucleons of the nucleus are FROZEN, ie. do not move..
104 84
105 G4ThreeVector position = trk2.GetPosition( << 85 G4ThreeVector position = trk2.GetPosition() - trk1.GetPosition();
106 86
107 G4ThreeVector velocity = mom1.vect()/mom1. 87 G4ThreeVector velocity = mom1.vect()/mom1.e() * c_light; // mom1.boostVector() will exit on slightly negative mass
108 collisionTime = (position * velocity) / ve 88 collisionTime = (position * velocity) / velocity.mag2(); // can't divide by /c_light;
109 position -= velocity * collisionTime; 89 position -= velocity * collisionTime;
110 distance_fast=position.mag2(); 90 distance_fast=position.mag2();
111 << 91
112 // if ( collisionTime>0 ) G4cout << " dis1/ 92 // if ( collisionTime>0 ) G4cout << " dis1/2 square" << dis1 <<" "<< dis2 << G4endl;
113 // collisionTime = GetTimeToClosestApproac 93 // collisionTime = GetTimeToClosestApproach(trk1,trk2);
114 } 94 }
115 if (collisionTime > 0) 95 if (collisionTime > 0)
116 { << 96 {
117 static const G4double maxCrossSection = 5 97 static const G4double maxCrossSection = 500*millibarn;
118 if(0.7*pi*distance_fast>maxCrossSection) 98 if(0.7*pi*distance_fast>maxCrossSection) return time;
119 99
120 << 100
121 G4LorentzVector mom2(0,0,0,trk2.Get 101 G4LorentzVector mom2(0,0,0,trk2.Get4Momentum().mag());
122 102
123 // G4ThreeVector momLab = mom1.vect();// f 103 // G4ThreeVector momLab = mom1.vect();// frozen Nucleus - mom2.vect();
124 // G4ThreeVector posLab = trk1.GetPosition 104 // G4ThreeVector posLab = trk1.GetPosition() - trk2.GetPosition();
125 // G4double disLab=posLab * posLab - (posL 105 // G4double disLab=posLab * posLab - (posLab*momLab) * (posLab*momLab) /(momLab.mag2());
126 106
127 G4LorentzRotation toCMSFrame((-1)*(mom1 + 107 G4LorentzRotation toCMSFrame((-1)*(mom1 + mom2).boostVector());
128 mom1 = toCMSFrame * mom1; 108 mom1 = toCMSFrame * mom1;
129 mom2 = toCMSFrame * mom2; 109 mom2 = toCMSFrame * mom2;
130 110
131 G4LorentzVector coordinate1(trk1.GetPosit 111 G4LorentzVector coordinate1(trk1.GetPosition(), 100.);
132 G4LorentzVector coordinate2(trk2.GetPosit 112 G4LorentzVector coordinate2(trk2.GetPosition(), 100.);
133 G4ThreeVector pos = ((toCMSFrame * coordi << 113 G4ThreeVector pos = ((toCMSFrame * coordinate1).vect() -
134 (toCMSFrame * coordinate2).vect()); 114 (toCMSFrame * coordinate2).vect());
135 115
136 G4ThreeVector mom = mom1.vect() - mom2.ve 116 G4ThreeVector mom = mom1.vect() - mom2.vect();
137 117
138 // Calculate the impact parameter 118 // Calculate the impact parameter
139 119
140 G4double distance = pos * pos - (pos*mom) 120 G4double distance = pos * pos - (pos*mom) * (pos*mom) / (mom.mag2());
141 121
142 // G4cout << " disDiff " << distance-disLa << 122 // G4cout << " disDiff " << distance-disLab << " " << disLab
143 // << " " << std::abs(distance-disL 123 // << " " << std::abs(distance-disLab)/distance << G4endl
144 // << " mom/Lab " << mom << " " << momLab 124 // << " mom/Lab " << mom << " " << momLab << G4endl
145 // << " pos/Lab " << pos << " " << posLab << 125 // << " pos/Lab " << pos << " " << posLab
146 // << G4endl; 126 // << G4endl;
147 127
>> 128 // global optimization
>> 129 // static const G4double maxCrossSection = 500*millibarn;
148 if(pi*distance>maxCrossSection) return ti 130 if(pi*distance>maxCrossSection) return time;
149 << 131
150 // charged particles special 132 // charged particles special
151 static const G4double maxChargedCrossSect 133 static const G4double maxChargedCrossSection = 200*millibarn;
152 if(std::abs(trk1.GetDefinition()->GetPDGC << 134 if(std::abs(trk1.GetDefinition()->GetPDGCharge())>0.1 &&
153 std::abs(trk2.GetDefinition()->GetPDGC 135 std::abs(trk2.GetDefinition()->GetPDGCharge())>0.1 &&
154 pi*distance>maxChargedCrossSection) re 136 pi*distance>maxChargedCrossSection) return time;
155 << 137
156 G4double sqrtS = (trk1.Get4Momentum 138 G4double sqrtS = (trk1.Get4Momentum() + trk2.Get4Momentum()).mag();
157 // neutrons special pn is largest cross- << 139 // neutrons special
158 if(( trk1.GetDefinition() == G4Neutron::N 140 if(( trk1.GetDefinition() == G4Neutron::Neutron() ||
159 trk2.GetDefinition() == G4Neutron::N << 141 trk1.GetDefinition() == G4Neutron::Neutron() ) &&
160 sqrtS>1.91*GeV && pi*distance>maxChar << 142 sqrtS>1.91*GeV && pi*distance>maxChargedCrossSection) return time;
161 143
162 /* 144 /*
163 * if(distance <= sqr(1.14*fermi)) 145 * if(distance <= sqr(1.14*fermi))
164 * { 146 * {
165 * time = collisionTime; 147 * time = collisionTime;
166 * << 148 *
167 * * 149 * *
168 * * G4cout << "Scatter distance/time: 150 * * G4cout << "Scatter distance/time: " << std::sqrt(distance)/fermi <<
169 * * " / "<< time/ns << G4endl; 151 * * " / "<< time/ns << G4endl;
170 * * G4ThreeVector pos1=trk1.GetPosit << 152 * * G4ThreeVector pos1=trk1.GetPosition();
171 * * G4ThreeVector pos2=trk2.GetPosit 153 * * G4ThreeVector pos2=trk2.GetPosition();
172 * * G4LorentzVector xmom1 = trk1.Get 154 * * G4LorentzVector xmom1 = trk1.Get4Momentum();
173 * * G4LorentzVector xmom2 = trk2.Get << 155 * * G4LorentzVector xmom2 = trk2.Get4Momentum();
174 * * G4cout << "position1: " << pos1 156 * * G4cout << "position1: " << pos1.x() << " " << pos1.y() << " "
175 * * << pos1.z(); << 157 * * << pos1.z();
176 * * pos1+=(collisionTime*c_light/xmo 158 * * pos1+=(collisionTime*c_light/xmom1.e())*xmom1.vect();
177 * * G4cout << " straight line trprt: 159 * * G4cout << " straight line trprt: "
178 * * << pos1.x() << " " << pos1. 160 * * << pos1.x() << " " << pos1.y() << " "
179 * * << pos1.z() << G4endl; 161 * * << pos1.z() << G4endl;
180 * * G4cout << "position2: " << pos2 162 * * G4cout << "position2: " << pos2.x() << " " << pos2.y() << " "
181 * * << pos2.z() << G4endl; 163 * * << pos2.z() << G4endl;
182 * * G4cout << "straight line distanc 164 * * G4cout << "straight line distance 2 fixed:" << (pos1-pos2).mag()/fermi << G4endl;
183 * * pos2+= (collisionTime*c_light/xm 165 * * pos2+= (collisionTime*c_light/xmom2.e())*xmom2.vect();
184 * * G4cout<< " straight line trprt: 166 * * G4cout<< " straight line trprt: "
185 * * << pos2.x() << " " << pos2. 167 * * << pos2.x() << " " << pos2.y() << " "
186 * * << pos2.z() << G4endl; 168 * * << pos2.z() << G4endl;
187 * * G4cout << "straight line distanc 169 * * G4cout << "straight line distance :" << (pos1-pos2).mag()/fermi << G4endl;
188 * * 170 * *
189 * } 171 * }
190 * << 172 *
191 * if(1) 173 * if(1)
192 * return time; 174 * return time;
193 */ 175 */
194 << 176
195 if ((trk1.GetActualMass()+trk2.GetActualM 177 if ((trk1.GetActualMass()+trk2.GetActualMass()) > sqrtS) return time;
196 178
197 << 179
198 << 180
199 const G4VCollision* collision = FindCollis << 181 G4VCollision* collision = FindCollision(trk1,trk2);
200 G4double totalCrossSection; 182 G4double totalCrossSection;
201 // The cross section is interpreted geomet 183 // The cross section is interpreted geometrically as an area
202 // Two particles are assumed to collide if 184 // Two particles are assumed to collide if their distance is < (totalCrossSection/pi)
203 185
204 if (collision != 0) 186 if (collision != 0)
205 { 187 {
206 totalCrossSection = collision->CrossSe 188 totalCrossSection = collision->CrossSection(trk1,trk2);
207 if ( totalCrossSection > 0 ) 189 if ( totalCrossSection > 0 )
208 { 190 {
209 /* G4cout << " totalCrossection = "<< t 191 /* G4cout << " totalCrossection = "<< totalCrossSection << ", trk1/2, s, e-m: "
210 * << trk1.GetDefinition()->GetP 192 * << trk1.GetDefinition()->GetParticleName()
211 * << " / " 193 * << " / "
212 * << trk2.GetDefinition()->GetP 194 * << trk2.GetDefinition()->GetParticleName()
213 * << ", " 195 * << ", "
214 * << (trk1.Get4Momentum()+trk2.Get4Mo 196 * << (trk1.Get4Momentum()+trk2.Get4Momentum()).mag()
215 * << ", " 197 * << ", "
216 * << (trk1.Get4Momentum()+trk2.Get4Mo 198 * << (trk1.Get4Momentum()+trk2.Get4Momentum()).mag()-
217 * trk1.Get4Momentum().mag() - trk 199 * trk1.Get4Momentum().mag() - trk2.Get4Momentum().mag()
218 * << G4endl; 200 * << G4endl;
219 */ 201 */
220 if (distance <= totalCrossSection / pi) 202 if (distance <= totalCrossSection / pi)
221 { 203 {
222 time = collisionTime; 204 time = collisionTime;
223 } 205 }
224 } else 206 } else
225 { 207 {
226 208
227 // For debugging... 209 // For debugging...
228 // G4cout << " totalCrossection = 0, tr 210 // G4cout << " totalCrossection = 0, trk1/2, s, e-m: "
229 // << trk1.GetDefinition()->GetP 211 // << trk1.GetDefinition()->GetParticleName()
230 // << " / " 212 // << " / "
231 // << trk2.GetDefinition()->GetP 213 // << trk2.GetDefinition()->GetParticleName()
232 // << ", " 214 // << ", "
233 // << (trk1.Get4Momentum()+trk2.Get4Mo 215 // << (trk1.Get4Momentum()+trk2.Get4Momentum()).mag()
234 // << ", " 216 // << ", "
235 // << (trk1.Get4Momentum()+trk2.Get4Mo 217 // << (trk1.Get4Momentum()+trk2.Get4Momentum()).mag()-
236 // trk1.Get4Momentum().mag() - trk 218 // trk1.Get4Momentum().mag() - trk2.Get4Momentum().mag()
237 // << G4endl; 219 // << G4endl;
238 220
239 } 221 }
240 /* 222 /*
241 * if(distance <= sqr(5.*fermi)) 223 * if(distance <= sqr(5.*fermi))
242 * { 224 * {
243 * G4cout << " distance,xsect, std::sqrt( 225 * G4cout << " distance,xsect, std::sqrt(xsect/pi) : " << std::sqrt(distance)/fermi
244 * << " " << totalCrossSection/sqr(fermi 226 * << " " << totalCrossSection/sqr(fermi)
245 * << " " << std::sqrt(totalCrossSection 227 * << " " << std::sqrt(totalCrossSection / pi)/fermi << G4endl;
246 * } 228 * }
247 */ 229 */
248 230
249 } 231 }
250 else 232 else
251 { 233 {
252 time = DBL_MAX; 234 time = DBL_MAX;
253 // /* 235 // /*
254 // For debugging 236 // For debugging
255 //hpw G4cout << "G4Scatterer - c 237 //hpw G4cout << "G4Scatterer - collision not found: "
256 //hpw << trk1.GetDefinition()->GetParti 238 //hpw << trk1.GetDefinition()->GetParticleName()
257 //hpw << " - " 239 //hpw << " - "
258 //hpw << trk2.GetDefinition()->GetParti 240 //hpw << trk2.GetDefinition()->GetParticleName()
259 //hpw << G4endl; 241 //hpw << G4endl;
260 // End of debugging 242 // End of debugging
261 // */ 243 // */
262 } 244 }
263 } 245 }
264 246
265 else 247 else
266 { 248 {
267 /* 249 /*
268 // For debugging 250 // For debugging
269 G4cout << "G4Scatterer - negative collisio 251 G4cout << "G4Scatterer - negative collisionTime"
270 << ": collisionTime = " << collisionTime 252 << ": collisionTime = " << collisionTime
271 << ", position = " << position 253 << ", position = " << position
272 << ", velocity = " << velocity 254 << ", velocity = " << velocity
273 << G4endl; 255 << G4endl;
274 // End of debugging 256 // End of debugging
275 */ 257 */
276 } 258 }
277 259
278 return time; 260 return time;
279 } 261 }
280 262
281 //-------------------------------------------- << 263 G4KineticTrackVector* G4Scatterer::Scatter(const G4KineticTrack& trk1,
282 << 264 const G4KineticTrack& trk2)
283 G4KineticTrackVector* G4Scatterer::Scatter(con <<
284 const G4KineticTrack& trk2) co <<
285 { 265 {
286 // G4double sqrtS = (trk1.Get4Momentum() + t 266 // G4double sqrtS = (trk1.Get4Momentum() + trk2.Get4Momentum()).mag();
287 G4LorentzVector pInitial=trk1.Get4Momentum( 267 G4LorentzVector pInitial=trk1.Get4Momentum() + trk2.Get4Momentum();
288 G4double energyBalance = pInitial.t(); 268 G4double energyBalance = pInitial.t();
289 G4double pxBalance = pInitial.vect().x(); 269 G4double pxBalance = pInitial.vect().x();
290 G4double pyBalance = pInitial.vect().y(); 270 G4double pyBalance = pInitial.vect().y();
291 G4double pzBalance = pInitial.vect().z(); 271 G4double pzBalance = pInitial.vect().z();
292 G4int chargeBalance = G4lrint(trk1.GetDefin 272 G4int chargeBalance = G4lrint(trk1.GetDefinition()->GetPDGCharge()
293 + trk2.GetDefinition()- 273 + trk2.GetDefinition()->GetPDGCharge());
294 G4int baryonBalance = trk1.GetDefinition()- 274 G4int baryonBalance = trk1.GetDefinition()->GetBaryonNumber()
295 + trk2.GetDefinition()- 275 + trk2.GetDefinition()->GetBaryonNumber();
296 << 276
297 const G4VCollision* collision = FindCollisi << 277 G4VCollision* collision = FindCollision(trk1,trk2);
298 if (collision != 0) 278 if (collision != 0)
299 { 279 {
300 G4double aCrossSection = collision->Cross 280 G4double aCrossSection = collision->CrossSection(trk1,trk2);
301 if (aCrossSection > 0.0) << 281 if (aCrossSection > 0.0)
302 { 282 {
303 283
304 284
305 #ifdef debug_G4Scatterer 285 #ifdef debug_G4Scatterer
306 G4cout << "be4 FinalState 1(p,e,m): " 286 G4cout << "be4 FinalState 1(p,e,m): "
307 << trk1.Get4Momentum() << " " 287 << trk1.Get4Momentum() << " "
308 << trk1.Get4Momentum().mag() 288 << trk1.Get4Momentum().mag()
309 << ", 2: " 289 << ", 2: "
310 << trk2.Get4Momentum()<< " " 290 << trk2.Get4Momentum()<< " "
311 << trk2.Get4Momentum().mag() << " " 291 << trk2.Get4Momentum().mag() << " "
312 << G4endl; 292 << G4endl;
313 #endif 293 #endif
314 294
315 295
316 G4KineticTrackVector* products = collis 296 G4KineticTrackVector* products = collision->FinalState(trk1,trk2);
317 if(!products || products->size() == 0) 297 if(!products || products->size() == 0) return products;
318 298
319 #ifdef debug_G4Scatterer 299 #ifdef debug_G4Scatterer
320 G4cout << "size of FS: "<<products->siz << 300 G4cout << "size of FS: "<<products->size()<<G4endl;
321 #endif 301 #endif
322 302
323 G4KineticTrack *final= products->operat 303 G4KineticTrack *final= products->operator[](0);
324 304
325 305
326 #ifdef debug_G4Scatterer 306 #ifdef debug_G4Scatterer
327 G4cout << " FinalState 1: " 307 G4cout << " FinalState 1: "
328 << final->Get4Momentum()<< " " 308 << final->Get4Momentum()<< " "
329 << final->Get4Momentum().mag() ; 309 << final->Get4Momentum().mag() ;
330 #endif 310 #endif
331 311
332 if(products->size() == 1) return produ 312 if(products->size() == 1) return products;
333 final=products->operator[](1); 313 final=products->operator[](1);
334 #ifdef debug_G4Scatterer 314 #ifdef debug_G4Scatterer
335 G4cout << ", 2: " 315 G4cout << ", 2: "
336 << final->Get4Momentum() << " " 316 << final->Get4Momentum() << " "
337 << final->Get4Momentum().mag() << " 317 << final->Get4Momentum().mag() << " " << G4endl;
338 #endif 318 #endif
339 319
340 final= products->operator[](0); 320 final= products->operator[](0);
341 G4LorentzVector pFinal=final->Get4Momen 321 G4LorentzVector pFinal=final->Get4Momentum();
342 if(products->size()==2) 322 if(products->size()==2)
343 { 323 {
344 final=products->operator[](1); 324 final=products->operator[](1);
345 pFinal +=final->Get4Momentum(); 325 pFinal +=final->Get4Momentum();
346 } 326 }
347 327
348 #ifdef debug_G4Scatterer 328 #ifdef debug_G4Scatterer
349 if ( (pInitial-pFinal).mag() > 0.1*MeV 329 if ( (pInitial-pFinal).mag() > 0.1*MeV )
350 { 330 {
351 G4cout << "G4Scatterer: momentum imb 331 G4cout << "G4Scatterer: momentum imbalance, pInitial= " <<pInitial << " pFinal= " <<pFinal<< G4endl;
352 } 332 }
353 G4cout << "Scatterer costh= " << trk1.G 333 G4cout << "Scatterer costh= " << trk1.Get4Momentum().vect().unit() *(products->operator[](0))->Get4Momentum().vect().unit()<< G4endl;
354 #endif 334 #endif
355 << 335
356 for(size_t hpw=0; hpw<products->size(); 336 for(size_t hpw=0; hpw<products->size(); hpw++)
357 { 337 {
358 energyBalance-=products->operator[](h 338 energyBalance-=products->operator[](hpw)->Get4Momentum().t();
359 pxBalance-=products->operator[](hpw)- 339 pxBalance-=products->operator[](hpw)->Get4Momentum().vect().x();
360 pyBalance-=products->operator[](hpw)- 340 pyBalance-=products->operator[](hpw)->Get4Momentum().vect().y();
361 pzBalance-=products->operator[](hpw)- 341 pzBalance-=products->operator[](hpw)->Get4Momentum().vect().z();
362 chargeBalance-=G4lrint(products->operator[] 342 chargeBalance-=G4lrint(products->operator[](hpw)->GetDefinition()->GetPDGCharge());
363 baryonBalance-=products->operator[](h 343 baryonBalance-=products->operator[](hpw)->GetDefinition()->GetBaryonNumber();
364 } 344 }
365 if(std::getenv("ScattererEnergyBalanceC << 345 if(getenv("ScattererEnergyBalanceCheck"))
366 std::cout << "DEBUGGING energy balanc 346 std::cout << "DEBUGGING energy balance A: "
367 <<energyBalance<<" " 347 <<energyBalance<<" "
368 <<pxBalance<<" " 348 <<pxBalance<<" "
369 <<pyBalance<<" " 349 <<pyBalance<<" "
370 <<pzBalance<<" " 350 <<pzBalance<<" "
371 <<chargeBalance<<" " 351 <<chargeBalance<<" "
372 <<baryonBalance<<" " 352 <<baryonBalance<<" "
373 <<G4endl; 353 <<G4endl;
374 if(chargeBalance !=0 ) 354 if(chargeBalance !=0 )
375 { 355 {
376 G4cout << "track 1"<<trk1.GetDefiniti 356 G4cout << "track 1"<<trk1.GetDefinition()->GetParticleName()<<G4endl;
377 G4cout << "track 2"<<trk2.GetDefiniti 357 G4cout << "track 2"<<trk2.GetDefinition()->GetParticleName()<<G4endl;
378 for(size_t hpw=0; hpw<products->size( 358 for(size_t hpw=0; hpw<products->size(); hpw++)
379 { 359 {
380 G4cout << products->operator[](hpw << 360 G4cout << products->operator[](hpw)->GetDefinition()->GetParticleName()<<G4endl;
381 } 361 }
382 G4Exception("G4Scatterer", "im_r_matr << 362 G4Exception("We have the problem");
383 "Problem in ChargeBalance"); <<
384 } 363 }
385 return products; 364 return products;
386 } << 365 }
387 } << 366 }
388 << 367
389 return NULL; 368 return NULL;
390 } 369 }
391 370
392 //-------------------------------------------- <<
393 371
394 const G4VCollision* G4Scatterer::FindCollision << 372 G4VCollision* G4Scatterer::FindCollision(const G4KineticTrack& trk1,
395 const G4KineticTrack& trk2) const << 373 const G4KineticTrack& trk2)
396 { 374 {
397 G4VCollision* collisionInCharge = 0; 375 G4VCollision* collisionInCharge = 0;
398 376
399 size_t i; 377 size_t i;
400 for (i=0; i<collisions.size(); i++) 378 for (i=0; i<collisions.size(); i++)
401 { 379 {
402 G4VCollision* component = collisions[i]; 380 G4VCollision* component = collisions[i];
403 if (component->IsInCharge(trk1,trk2)) 381 if (component->IsInCharge(trk1,trk2))
404 { 382 {
405 collisionInCharge = component; 383 collisionInCharge = component;
406 break; 384 break;
407 } 385 }
408 } 386 }
409 // if(collisionInCharge) 387 // if(collisionInCharge)
410 // { 388 // {
411 // G4cout << "found collision : " << 389 // G4cout << "found collision : "
412 // << collisionInCharge->GetName()<< " 390 // << collisionInCharge->GetName()<< " "
413 // << "for " 391 // << "for "
414 // << trk1.GetDefinition()->GetParticleName() 392 // << trk1.GetDefinition()->GetParticleName()<<" + "
415 // << trk2.GetDefinition()->GetParticleName() 393 // << trk2.GetDefinition()->GetParticleName()<<" "
416 // << G4endl;; 394 // << G4endl;;
417 // } 395 // }
418 return collisionInCharge; 396 return collisionInCharge;
419 } 397 }
420 << 398
421 //-------------------------------------------- << 399 G4double G4Scatterer::GetCrossSection(const G4KineticTrack& trk1,
422 << 400 const G4KineticTrack& trk2)
423 G4double G4Scatterer::GetCrossSection(const G4 <<
424 const G4KineticTrack& trk2) cons <<
425 { 401 {
426 const G4VCollision* collision = FindCollisi << 402 G4VCollision* collision = FindCollision(trk1,trk2);
427 G4double aCrossSection = 0; 403 G4double aCrossSection = 0;
428 if (collision != 0) 404 if (collision != 0)
429 { 405 {
430 aCrossSection = collision->CrossSection(t 406 aCrossSection = collision->CrossSection(trk1,trk2);
431 } 407 }
432 return aCrossSection; 408 return aCrossSection;
433 } 409 }
434 410
435 //-------------------------------------------- <<
436 411
437 const std::vector<G4CollisionInitialState *> & 412 const std::vector<G4CollisionInitialState *> & G4Scatterer::
438 GetCollisions(G4KineticTrack * aProjectile, << 413 GetCollisions(G4KineticTrack * aProjectile,
439 std::vector<G4KineticTrack *> & 414 std::vector<G4KineticTrack *> & someCandidates,
440 G4double aCurrentTime) 415 G4double aCurrentTime)
441 { 416 {
442 theCollisions.clear(); 417 theCollisions.clear();
443 std::vector<G4KineticTrack *>::iterator j=so 418 std::vector<G4KineticTrack *>::iterator j=someCandidates.begin();
444 for(; j != someCandidates.end(); ++j) 419 for(; j != someCandidates.end(); ++j)
445 { 420 {
446 G4double collisionTime = GetTimeToInteract 421 G4double collisionTime = GetTimeToInteraction(*aProjectile, **j);
447 if(collisionTime == DBL_MAX) // no collis 422 if(collisionTime == DBL_MAX) // no collision
448 { 423 {
449 continue; 424 continue;
450 } 425 }
451 G4KineticTrackVector aTarget; 426 G4KineticTrackVector aTarget;
452 aTarget.push_back(*j); 427 aTarget.push_back(*j);
453 theCollisions.push_back( 428 theCollisions.push_back(
454 new G4CollisionInitialState(collisionTim 429 new G4CollisionInitialState(collisionTime+aCurrentTime, aProjectile, aTarget, this) );
455 // G4cerr <<" !!!!!! debug collisions "<< << 430 // G4cerr <<" !!!!!! debug collisions "<<collisionTime<<" "<<pkt->GetDefinition()->GetParticleName()<<G4endl;
456 } 431 }
457 return theCollisions; 432 return theCollisions;
458 } 433 }
459 434
460 435
461 G4KineticTrackVector * G4Scatterer:: 436 G4KineticTrackVector * G4Scatterer::
462 GetFinalState(G4KineticTrack * aProjectile, << 437 GetFinalState(G4KineticTrack * aProjectile,
463 std::vector<G4KineticTrack *> & theTar 438 std::vector<G4KineticTrack *> & theTargets)
464 { 439 {
465 G4KineticTrack target_reloc(*(theTargets[0 440 G4KineticTrack target_reloc(*(theTargets[0]));
466 return Scatter(*aProjectile, target_reloc) 441 return Scatter(*aProjectile, target_reloc);
467 } 442 }
468 //-------------------------------------------- <<
469 443