1 | // |
---|
2 | // ******************************************************************** |
---|
3 | // * License and Disclaimer * |
---|
4 | // * * |
---|
5 | // * The Geant4 software is copyright of the Copyright Holders of * |
---|
6 | // * the Geant4 Collaboration. It is provided under the terms and * |
---|
7 | // * conditions of the Geant4 Software License, included in the file * |
---|
8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
---|
9 | // * include a list of copyright holders. * |
---|
10 | // * * |
---|
11 | // * Neither the authors of this software system, nor their employing * |
---|
12 | // * institutes,nor the agencies providing financial support for this * |
---|
13 | // * work make any representation or warranty, express or implied, * |
---|
14 | // * regarding this software system or assume any liability for its * |
---|
15 | // * use. Please see the license in the file LICENSE and URL above * |
---|
16 | // * for the full disclaimer and the limitation of liability. * |
---|
17 | // * * |
---|
18 | // * This code implementation is the result of the scientific and * |
---|
19 | // * technical work of the GEANT4 collaboration. * |
---|
20 | // * By using, copying, modifying or distributing the software (or * |
---|
21 | // * any work based on the software) you agree to acknowledge its * |
---|
22 | // * use in resulting scientific publications, and indicate your * |
---|
23 | // * acceptance of all terms of the Geant4 Software license. * |
---|
24 | // ******************************************************************** |
---|
25 | // |
---|
26 | |
---|
27 | #include "globals.hh" |
---|
28 | #include "G4Proton.hh" |
---|
29 | #include "G4Neutron.hh" |
---|
30 | #include "G4LorentzRotation.hh" |
---|
31 | #include "G4BinaryCascade.hh" |
---|
32 | #include "G4KineticTrackVector.hh" |
---|
33 | #include "G4ReactionProductVector.hh" |
---|
34 | #include "G4Track.hh" |
---|
35 | #include "G4V3DNucleus.hh" |
---|
36 | #include "G4Fancy3DNucleus.hh" |
---|
37 | #include "G4Scatterer.hh" |
---|
38 | #include "G4MesonAbsorption.hh" |
---|
39 | #include "G4ping.hh" |
---|
40 | #include "G4Delete.hh" |
---|
41 | |
---|
42 | #include "G4CollisionManager.hh" |
---|
43 | #include "G4Absorber.hh" |
---|
44 | |
---|
45 | #include "G4CollisionInitialState.hh" |
---|
46 | #include "G4ListOfCollisions.hh" |
---|
47 | #include "G4Fragment.hh" |
---|
48 | #include "G4RKPropagation.hh" |
---|
49 | |
---|
50 | #include "G4NuclearShellModelDensity.hh" |
---|
51 | #include "G4NuclearFermiDensity.hh" |
---|
52 | #include "G4FermiMomentum.hh" |
---|
53 | |
---|
54 | #include "G4PreCompoundModel.hh" |
---|
55 | #include "G4ExcitationHandler.hh" |
---|
56 | |
---|
57 | #include "G4FermiPhaseSpaceDecay.hh" |
---|
58 | |
---|
59 | #include <algorithm> |
---|
60 | #include "G4ShortLivedConstructor.hh" |
---|
61 | #include <typeinfo> |
---|
62 | |
---|
63 | // turn on general debugging info, and consistency checks |
---|
64 | //#define debug_G4BinaryCascade 1 |
---|
65 | |
---|
66 | // more detailed debugging -- deprecated |
---|
67 | //#define debug_1_BinaryCascade 1 |
---|
68 | |
---|
69 | // specific debuuging info per method or functionality |
---|
70 | //#define debug_BIC_ApplyCollision 1 |
---|
71 | //#define debug_BIC_CheckPauli 1 |
---|
72 | //#define debug_BIC_CorrectFinalPandE 1 |
---|
73 | //#define debug_BIC_Propagate 1 |
---|
74 | //#define debug_BIC_Propagate_Excitation 1 |
---|
75 | //#define debug_BIC_Propagate_Collisions 1 |
---|
76 | //#define debug_BIC_Propagate_finals 1 |
---|
77 | //#define debug_BIC_DoTimeStep 1 |
---|
78 | //#define debug_BIC_CorrectBarionsOnBoundary 1 |
---|
79 | //#define debug_BIC_GetExcitationEnergy 1 |
---|
80 | //#define debug_BIC_FinalNucleusMomentum 1 |
---|
81 | //#define debug_BIC_FindFragments 1 |
---|
82 | //#define debug_BIC_BuildTargetList 1 |
---|
83 | //#define debug_BIC_FindCollision 1 |
---|
84 | |
---|
85 | // C O N S T R U C T O R S A N D D E S T R U C T O R S |
---|
86 | // |
---|
87 | |
---|
88 | G4BinaryCascade::G4BinaryCascade() : |
---|
89 | G4VIntraNuclearTransportModel("Binary Cascade") |
---|
90 | { |
---|
91 | // initialise the resonance sector |
---|
92 | G4ShortLivedConstructor ShortLived; |
---|
93 | ShortLived.ConstructParticle(); |
---|
94 | |
---|
95 | theCollisionMgr = new G4CollisionManager; |
---|
96 | theDecay=new G4BCDecay; |
---|
97 | theLateParticle= new G4BCLateParticle; |
---|
98 | theImR.push_back(theDecay); |
---|
99 | G4Scatterer * aSc=new G4Scatterer; |
---|
100 | theH1Scatterer = new G4Scatterer; |
---|
101 | theImR.push_back(aSc); |
---|
102 | G4MesonAbsorption * aAb=new G4MesonAbsorption; |
---|
103 | theImR.push_back(aAb); |
---|
104 | |
---|
105 | thePropagator = new G4RKPropagation; |
---|
106 | theCurrentTime = 0.; |
---|
107 | theBCminP = 45*MeV; |
---|
108 | theCutOnP = 90*MeV; |
---|
109 | theCutOnPAbsorb= 0*MeV; |
---|
110 | |
---|
111 | theExcitationHandler = new G4ExcitationHandler; |
---|
112 | SetDeExcitation(new G4PreCompoundModel(theExcitationHandler)); |
---|
113 | SetMinEnergy(0.0*GeV); |
---|
114 | SetMaxEnergy(10.1*GeV); |
---|
115 | //PrintWelcomeMessage(); |
---|
116 | thePrimaryEscape = true; |
---|
117 | thePrimaryType = 0; |
---|
118 | } |
---|
119 | |
---|
120 | |
---|
121 | G4BinaryCascade::G4BinaryCascade(const G4BinaryCascade& ) |
---|
122 | : G4VIntraNuclearTransportModel("Binary Cascade") |
---|
123 | { |
---|
124 | } |
---|
125 | |
---|
126 | |
---|
127 | G4BinaryCascade::~G4BinaryCascade() |
---|
128 | { |
---|
129 | ClearAndDestroy(&theTargetList); |
---|
130 | ClearAndDestroy(&theSecondaryList); |
---|
131 | ClearAndDestroy(&theCapturedList); |
---|
132 | ClearAndDestroy(&theProjectileList); |
---|
133 | delete thePropagator; |
---|
134 | delete theCollisionMgr; |
---|
135 | std::for_each(theImR.begin(), theImR.end(), Delete<G4BCAction>()); |
---|
136 | delete theLateParticle; |
---|
137 | delete theExcitationHandler; |
---|
138 | delete theH1Scatterer; |
---|
139 | } |
---|
140 | |
---|
141 | //---------------------------------------------------------------------------- |
---|
142 | |
---|
143 | // |
---|
144 | // I M P L E M E N T A T I O N |
---|
145 | // |
---|
146 | |
---|
147 | |
---|
148 | //---------------------------------------------------------------------------- |
---|
149 | G4HadFinalState * G4BinaryCascade::ApplyYourself(const G4HadProjectile & aTrack, |
---|
150 | //---------------------------------------------------------------------------- |
---|
151 | G4Nucleus & aNucleus) |
---|
152 | { |
---|
153 | static G4int eventcounter=0; |
---|
154 | //if(eventcounter == 100*(eventcounter/100) ) |
---|
155 | eventcounter++; |
---|
156 | if(getenv("BCDEBUG") ) G4cerr << " ######### Binary Cascade Reaction number starts ######### "<<eventcounter<<G4endl; |
---|
157 | G4LorentzVector initial4Momentum = aTrack.Get4Momentum(); |
---|
158 | G4ParticleDefinition * definition = const_cast<G4ParticleDefinition *>(aTrack.GetDefinition()); |
---|
159 | |
---|
160 | if(initial4Momentum.e()-initial4Momentum.m()<theBCminP && |
---|
161 | ( definition==G4Neutron::NeutronDefinition() || definition==G4Proton::ProtonDefinition() ) ) |
---|
162 | { |
---|
163 | return theDeExcitation->ApplyYourself(aTrack, aNucleus); |
---|
164 | } |
---|
165 | |
---|
166 | theParticleChange.Clear(); |
---|
167 | // initialize the G4V3DNucleus from G4Nucleus |
---|
168 | the3DNucleus = new G4Fancy3DNucleus; |
---|
169 | |
---|
170 | // Build a KineticTrackVector with the G4Track |
---|
171 | G4KineticTrackVector * secondaries;// = new G4KineticTrackVector; |
---|
172 | G4ThreeVector initialPosition(0., 0., 0.); // will be set later |
---|
173 | |
---|
174 | if(!getenv("I_Am_G4BinaryCascade_Developer") ) |
---|
175 | { |
---|
176 | if(definition!=G4Neutron::NeutronDefinition() && |
---|
177 | definition!=G4Proton::ProtonDefinition() && |
---|
178 | definition!=G4PionPlus::PionPlusDefinition() && |
---|
179 | definition!=G4PionMinus::PionMinusDefinition() ) |
---|
180 | { |
---|
181 | G4cerr << "You are using G4BinaryCascade for projectiles other than nucleons or pions."<<G4endl; |
---|
182 | G4cerr << "If you want to continue, please switch on the developer environment: "<<G4endl; |
---|
183 | G4cerr << "setenv I_Am_G4BinaryCascade_Developer 1 "<<G4endl<<G4endl; |
---|
184 | throw G4HadronicException(__FILE__, __LINE__, "G4BinaryCascade - used for unvalid particle type - Fatal"); |
---|
185 | } |
---|
186 | } |
---|
187 | |
---|
188 | // keep primary |
---|
189 | thePrimaryType = definition; |
---|
190 | thePrimaryEscape = false; |
---|
191 | |
---|
192 | // try until an interaction will happen |
---|
193 | G4ReactionProductVector * products = 0; |
---|
194 | G4int interactionCounter = 0; |
---|
195 | do |
---|
196 | { |
---|
197 | // reset status that could be changed in previous loop event |
---|
198 | theCollisionMgr->ClearAndDestroy(); |
---|
199 | |
---|
200 | if(products != 0) |
---|
201 | { // free memory from previous loop event |
---|
202 | ClearAndDestroy(products); |
---|
203 | delete products; |
---|
204 | products=0; |
---|
205 | } |
---|
206 | |
---|
207 | the3DNucleus->Init(aNucleus.GetN(), aNucleus.GetZ()); |
---|
208 | thePropagator->Init(the3DNucleus); |
---|
209 | // GF Leak on kt??? but where to delete? |
---|
210 | G4KineticTrack * kt;// = new G4KineticTrack(definition, 0., initialPosition, initial4Momentum); |
---|
211 | do // sample impact parameter until collisions are found |
---|
212 | { |
---|
213 | theCurrentTime=0; |
---|
214 | G4double radius = the3DNucleus->GetOuterRadius()+3*fermi; |
---|
215 | initialPosition=GetSpherePoint(1.1*radius, initial4Momentum); // get random position |
---|
216 | kt = new G4KineticTrack(definition, 0., initialPosition, initial4Momentum); |
---|
217 | kt->SetState(G4KineticTrack::outside); |
---|
218 | // secondaries has been cleared by Propagate() in the previous loop event |
---|
219 | secondaries= new G4KineticTrackVector; |
---|
220 | secondaries->push_back(kt); |
---|
221 | products = Propagate(secondaries, the3DNucleus); |
---|
222 | } while(! products ); // until we FIND a collision... |
---|
223 | |
---|
224 | if(++interactionCounter>99) break; |
---|
225 | } while(products->size() == 0); // ...untill we find an ALLOWED collision |
---|
226 | |
---|
227 | if(products->size()==0) |
---|
228 | { |
---|
229 | if(getenv("BCDEBUG") ) G4cerr << " ######### Binary Cascade Reaction number void ######### "<<eventcounter<<G4endl; |
---|
230 | theParticleChange.SetStatusChange(isAlive); |
---|
231 | theParticleChange.SetEnergyChange(aTrack.GetKineticEnergy()); |
---|
232 | theParticleChange.SetMomentumChange(aTrack.Get4Momentum().vect().unit()); |
---|
233 | return &theParticleChange; |
---|
234 | } |
---|
235 | // G4cout << "BIC Applyyourself: number of products " << products->size() << G4endl; |
---|
236 | |
---|
237 | // Fill the G4ParticleChange * with products |
---|
238 | theParticleChange.SetStatusChange(stopAndKill); |
---|
239 | G4ReactionProductVector::iterator iter; |
---|
240 | G4double Efinal=0; |
---|
241 | if (std::abs(theParticleChange.GetWeightChange() -1 ) > 1e-5 ) |
---|
242 | { |
---|
243 | G4cout <<" BIC-weight change " << theParticleChange.GetWeightChange()<< G4endl; |
---|
244 | } |
---|
245 | |
---|
246 | for(iter = products->begin(); iter != products->end(); ++iter) |
---|
247 | { |
---|
248 | G4DynamicParticle * aNew = |
---|
249 | new G4DynamicParticle((*iter)->GetDefinition(), |
---|
250 | (*iter)->GetTotalEnergy(), |
---|
251 | (*iter)->GetMomentum()); |
---|
252 | // FixMe: should I use "position" or "time" specifyed AddSecondary() methods? |
---|
253 | theParticleChange.AddSecondary(aNew); |
---|
254 | |
---|
255 | // G4cout << " Secondary E - Ekin / p " << |
---|
256 | // (*iter)->GetDefinition()->GetParticleName() << " " << |
---|
257 | // (*iter)->GetTotalEnergy() << " - " << |
---|
258 | // (*iter)->GetKineticEnergy()<< " / " << |
---|
259 | // (*iter)->GetMomentum().x() << " " << |
---|
260 | // (*iter)->GetMomentum().y() << " " << |
---|
261 | // (*iter)->GetMomentum().z() << G4endl; |
---|
262 | Efinal += (*iter)->GetTotalEnergy(); |
---|
263 | } |
---|
264 | |
---|
265 | // G4cout << "e outgoing/ total : " << Efinal << " " << Efinal+GetFinal4Momentum().e()<< G4endl; |
---|
266 | |
---|
267 | ClearAndDestroy(products); |
---|
268 | delete products; |
---|
269 | |
---|
270 | delete the3DNucleus; |
---|
271 | the3DNucleus = NULL; // protect from wrong usage... |
---|
272 | |
---|
273 | if(getenv("BCDEBUG") ) G4cerr << " ######### Binary Cascade Reaction number ends ######### "<<eventcounter<<G4endl; |
---|
274 | if (std::abs(theParticleChange.GetWeightChange() -1 ) > 1e-5 ) |
---|
275 | { |
---|
276 | G4cout <<" BIC-fin-weight change " << theParticleChange.GetWeightChange()<< G4endl; |
---|
277 | } |
---|
278 | return &theParticleChange; |
---|
279 | } |
---|
280 | |
---|
281 | //---------------------------------------------------------------------------- |
---|
282 | G4ReactionProductVector * G4BinaryCascade::Propagate( |
---|
283 | //---------------------------------------------------------------------------- |
---|
284 | G4KineticTrackVector * secondaries, G4V3DNucleus * nucleus) |
---|
285 | { |
---|
286 | G4ping debug("debug_G4BinaryCascade"); |
---|
287 | debug.push_back("trial"); |
---|
288 | debug.dump(); |
---|
289 | #ifdef debug_BIC_Propagate |
---|
290 | G4cout << "G4BinaryCascade Propagate starting -------------------------------------------------------" <<G4endl; |
---|
291 | #endif |
---|
292 | G4ReactionProductVector * products = new G4ReactionProductVector; |
---|
293 | the3DNucleus = nucleus; |
---|
294 | theOuterRadius = the3DNucleus->GetOuterRadius(); |
---|
295 | theCurrentTime=0; |
---|
296 | // build theSecondaryList, theProjectileList and theCapturedList |
---|
297 | ClearAndDestroy(&theCapturedList); |
---|
298 | ClearAndDestroy(&theSecondaryList); |
---|
299 | theSecondaryList.clear(); |
---|
300 | ClearAndDestroy(&theProjectileList); |
---|
301 | ClearAndDestroy(&theFinalState); |
---|
302 | std::vector<G4KineticTrack *>::iterator iter; |
---|
303 | |
---|
304 | // *GF* FIXME ? in propagate mode this test is wrong! Could be in Apply.... |
---|
305 | if(nucleus->GetMassNumber() == 1) // 1H1 is special case |
---|
306 | { |
---|
307 | #ifdef debug_BIC_Propagate |
---|
308 | G4cout << " special case 1H1.... " << G4endl; |
---|
309 | #endif |
---|
310 | return Propagate1H1(secondaries,nucleus); |
---|
311 | } |
---|
312 | |
---|
313 | BuildTargetList(); |
---|
314 | |
---|
315 | #ifdef debug_BIC_GetExcitationEnergy |
---|
316 | G4cout << "ExcitationEnergy0 " << GetExcitationEnergy() << G4endl; |
---|
317 | #endif |
---|
318 | |
---|
319 | thePropagator->Init(the3DNucleus); |
---|
320 | |
---|
321 | |
---|
322 | theCutOnP=90*MeV; |
---|
323 | if(nucleus->GetMass()>30) theCutOnP = 70*MeV; |
---|
324 | if(nucleus->GetMass()>60) theCutOnP = 50*MeV; |
---|
325 | if(nucleus->GetMass()>120) theCutOnP = 45*MeV; |
---|
326 | |
---|
327 | for(iter = secondaries->begin(); iter != secondaries->end(); ++iter) |
---|
328 | { |
---|
329 | // G4cout << " Formation time : " << (*iter)->GetDefinition()->GetParticleName() << " " |
---|
330 | // << (*iter)->GetFormationTime() << G4endl; |
---|
331 | if( (*iter)->GetState() == G4KineticTrack::undefined ) |
---|
332 | { |
---|
333 | FindLateParticleCollision(*iter); |
---|
334 | } else |
---|
335 | { |
---|
336 | theSecondaryList.push_back(*iter); |
---|
337 | #ifdef debug_BIC_Propagate |
---|
338 | G4cout << " Adding initial secondary " << *iter |
---|
339 | << " time" << (*iter)->GetFormationTime() |
---|
340 | << ", state " << (*iter)->GetState() << G4endl; |
---|
341 | #endif |
---|
342 | } |
---|
343 | // theCollisionMgr->Print(); |
---|
344 | theProjectileList.push_back(new G4KineticTrack(*(*iter))); |
---|
345 | } |
---|
346 | FindCollisions(&theSecondaryList); |
---|
347 | secondaries->clear(); // Don't leave "G4KineticTrack *"s in two vectors |
---|
348 | delete secondaries; |
---|
349 | |
---|
350 | // if called stand alone, build theTargetList and find first collisions |
---|
351 | |
---|
352 | if(theCollisionMgr->Entries() == 0 ) //late particles ALWAYS create Entries |
---|
353 | { |
---|
354 | //G4cout << " no collsions -> return 0" << G4endl; |
---|
355 | delete products; |
---|
356 | return 0; |
---|
357 | } |
---|
358 | |
---|
359 | // end of initialization: do the job now |
---|
360 | // loop untill there are no more collisions |
---|
361 | |
---|
362 | |
---|
363 | G4bool haveProducts = false; |
---|
364 | G4int collisionCount=0; |
---|
365 | theMomentumTransfer=0; |
---|
366 | while(theCollisionMgr->Entries() > 0) |
---|
367 | { |
---|
368 | // G4cout << "Propagate Captured size: " << theCapturedList.size() << G4endl; |
---|
369 | // FixMe: at the moment I absorb pi with mom < theCutOnp, and I capture |
---|
370 | // p and n with mom < theCutOnP. What about antip, k and sigmas |
---|
371 | // with mom < theCutOnP? |
---|
372 | if(Absorb()) { // absorb secondaries |
---|
373 | haveProducts = true; |
---|
374 | //G4cout << "Absorb sucess " << G4endl; |
---|
375 | } |
---|
376 | |
---|
377 | if(Capture()) { // capture secondaries (nucleons) |
---|
378 | haveProducts = true; |
---|
379 | //G4cout << "Capture sucess " << G4endl; |
---|
380 | } |
---|
381 | |
---|
382 | // propagate to the next collision if any (collisions could have been deleted |
---|
383 | // by previous absorption or capture) |
---|
384 | if(theCollisionMgr->Entries() > 0) |
---|
385 | { |
---|
386 | G4CollisionInitialState * |
---|
387 | nextCollision = theCollisionMgr->GetNextCollision(); |
---|
388 | #ifdef debug_BIC_Propagate_Collisions |
---|
389 | G4cout << " NextCollision * , Time, curtime = " << nextCollision << " " |
---|
390 | <<nextCollision->GetCollisionTime()<< " " << |
---|
391 | theCurrentTime<< G4endl; |
---|
392 | #endif |
---|
393 | debug.push_back("======> test 1"); debug.dump(); |
---|
394 | if (!DoTimeStep(nextCollision->GetCollisionTime()-theCurrentTime) ) |
---|
395 | { |
---|
396 | // Check if nextCollision is still valid, ie. partcile did not leave nucleus |
---|
397 | if (theCollisionMgr->GetNextCollision() != nextCollision ) |
---|
398 | { |
---|
399 | nextCollision = 0; |
---|
400 | } |
---|
401 | } |
---|
402 | debug.push_back("======> test 2"); debug.dump(); |
---|
403 | // G4cerr <<"post- DoTimeStep 1"<<G4endl; |
---|
404 | |
---|
405 | if( nextCollision ) |
---|
406 | { |
---|
407 | debug.push_back("======> test 3"); debug.dump(); |
---|
408 | if (ApplyCollision(nextCollision)) |
---|
409 | { |
---|
410 | //G4cerr << "ApplyCollision sucess " << G4endl; |
---|
411 | haveProducts = true; |
---|
412 | collisionCount++; |
---|
413 | debug.push_back("======> test 4.1"); debug.dump(); |
---|
414 | } else { |
---|
415 | //G4cerr << "ApplyCollision failure " << G4endl; |
---|
416 | theCollisionMgr->RemoveCollision(nextCollision); |
---|
417 | debug.push_back("======> test 4.2"); debug.dump(); |
---|
418 | } |
---|
419 | } |
---|
420 | debug.push_back("======> test 5"); debug.dump(); |
---|
421 | // G4cerr <<"post-post- DoTimeStep 1"<<G4endl; |
---|
422 | } |
---|
423 | } |
---|
424 | |
---|
425 | //--------- end of while on Collsions |
---|
426 | |
---|
427 | // No more collisions: absorb, capture and propagate the secondaries out of the nucleus |
---|
428 | if(Absorb()) { |
---|
429 | haveProducts = true; |
---|
430 | // G4cout << "Absorb sucess " << G4endl; |
---|
431 | } |
---|
432 | |
---|
433 | if(Capture()) { |
---|
434 | haveProducts = true; |
---|
435 | // G4cout << "Capture sucess " << G4endl; |
---|
436 | } |
---|
437 | |
---|
438 | if(!haveProducts) // no collisions happened. Return an empty vector. |
---|
439 | { |
---|
440 | //G4cout << " no products return 0" << G4endl; |
---|
441 | return products; |
---|
442 | } |
---|
443 | |
---|
444 | |
---|
445 | #ifdef debug_BIC_Propagate |
---|
446 | G4cout << " Momentum transfer to Nucleus " << theMomentumTransfer << " " << theMomentumTransfer.mag() << G4endl; |
---|
447 | G4cout << " Stepping particles out...... " << G4endl; |
---|
448 | #endif |
---|
449 | |
---|
450 | StepParticlesOut(); |
---|
451 | |
---|
452 | |
---|
453 | if ( theSecondaryList.size() > 0 ) |
---|
454 | { |
---|
455 | #ifdef debug_G4BinaryCascade |
---|
456 | G4cerr << "G4BinaryCascade: Warning, have active particles at end" << G4endl; |
---|
457 | #endif |
---|
458 | // add left secondaries to FinalSate |
---|
459 | std::vector<G4KineticTrack *>::iterator iter; |
---|
460 | for ( iter =theSecondaryList.begin(); iter != theSecondaryList.end(); ++iter) |
---|
461 | { |
---|
462 | theFinalState.push_back(*iter); |
---|
463 | } |
---|
464 | theSecondaryList.clear(); |
---|
465 | |
---|
466 | } |
---|
467 | while ( theCollisionMgr->Entries() > 0 ) |
---|
468 | { |
---|
469 | #ifdef debug_G4BinaryCascade |
---|
470 | G4cerr << " Warning: remove left over collision " << G4endl; |
---|
471 | #endif |
---|
472 | theCollisionMgr->RemoveCollision(theCollisionMgr->GetNextCollision()); |
---|
473 | } |
---|
474 | |
---|
475 | #ifdef debug_BIC_Propagate_Excitation |
---|
476 | |
---|
477 | PrintKTVector(&theProjectileList,std::string(" theProjectileList")); |
---|
478 | PrintKTVector(&theSecondaryList,std::string(" theSecondaryList")); |
---|
479 | G4cout << "theTargetList size: " << theTargetList.size() << G4endl; |
---|
480 | // PrintKTVector(&theTargetList,std::string(" theTargetList")); |
---|
481 | PrintKTVector(&theCapturedList,std::string(" theCapturedList")); |
---|
482 | |
---|
483 | G4cout << " ExcitE be4 Correct : " <<GetExcitationEnergy() << G4endl; |
---|
484 | G4cout << " Mom Transfered to nucleus : " << theMomentumTransfer << " " << theMomentumTransfer.mag() << G4endl; |
---|
485 | PrintKTVector(&theFinalState,std::string(" FinalState uncorrected")); |
---|
486 | #endif |
---|
487 | |
---|
488 | // |
---|
489 | |
---|
490 | |
---|
491 | G4double ExcitationEnergy=GetExcitationEnergy(); |
---|
492 | |
---|
493 | #ifdef debug_BIC_Propagate_finals |
---|
494 | PrintKTVector(&theFinalState,std::string(" FinalState be4 corr")); |
---|
495 | G4cout << " Excitation Energy prefinal, #collisions:, out, captured " |
---|
496 | << ExcitationEnergy << " " |
---|
497 | << collisionCount << " " |
---|
498 | << theFinalState.size() << " " |
---|
499 | << theCapturedList.size()<<G4endl; |
---|
500 | #endif |
---|
501 | |
---|
502 | if (ExcitationEnergy < 0 ) |
---|
503 | { |
---|
504 | G4int maxtry=5, ntry=0; |
---|
505 | do { |
---|
506 | CorrectFinalPandE(); |
---|
507 | ExcitationEnergy=GetExcitationEnergy(); |
---|
508 | } while ( ++ntry < maxtry && ExcitationEnergy < 0 ); |
---|
509 | } |
---|
510 | |
---|
511 | #ifdef debug_BIC_Propagate_finals |
---|
512 | PrintKTVector(&theFinalState,std::string(" FinalState corrected")); |
---|
513 | G4cout << " Excitation Energy final, #collisions:, out, captured " |
---|
514 | << ExcitationEnergy << " " |
---|
515 | << collisionCount << " " |
---|
516 | << theFinalState.size() << " " |
---|
517 | << theCapturedList.size()<<G4endl; |
---|
518 | #endif |
---|
519 | |
---|
520 | |
---|
521 | if ( ExcitationEnergy < 0. ) |
---|
522 | { |
---|
523 | // if ( ExcitationEnergy < 0. ) |
---|
524 | { |
---|
525 | //#ifdef debug_G4BinaryCascade |
---|
526 | // G4cerr << "G4BinaryCascade-Warning: negative excitation energy "; |
---|
527 | // G4cerr <<ExcitationEnergy<<G4endl; |
---|
528 | // PrintKTVector(&theFinalState,std::string("FinalState")); |
---|
529 | // PrintKTVector(&theCapturedList,std::string("captured")); |
---|
530 | // G4cout << "negative ExE:Final 4Momentum .mag: " << GetFinal4Momentum() |
---|
531 | // << " "<< GetFinal4Momentum().mag()<< G4endl |
---|
532 | // << "negative ExE:FinalNucleusMom .mag: " << GetFinalNucleusMomentum() |
---|
533 | // << " "<< GetFinalNucleusMomentum().mag()<< G4endl; |
---|
534 | //#endif |
---|
535 | } |
---|
536 | ClearAndDestroy(products); |
---|
537 | //G4cout << " negative Excitation E return empty products " << products << G4endl; |
---|
538 | return products; // return empty products |
---|
539 | } |
---|
540 | |
---|
541 | |
---|
542 | // find a fragment and call the precompound model. |
---|
543 | G4Fragment * fragment = 0; |
---|
544 | G4ReactionProductVector * precompoundProducts = 0; |
---|
545 | |
---|
546 | if ( ExcitationEnergy >= 0 ) |
---|
547 | { |
---|
548 | fragment = FindFragments(); |
---|
549 | |
---|
550 | // theDeExcitation =0; |
---|
551 | if(fragment && fragment->GetA() >1.5) // hpw @@@@ still to add the nucleon, if one exists. |
---|
552 | { |
---|
553 | if (theDeExcitation) |
---|
554 | { |
---|
555 | precompoundProducts= theDeExcitation->DeExcite(*fragment); |
---|
556 | delete fragment; |
---|
557 | fragment=0; |
---|
558 | } else if (theExcitationHandler) |
---|
559 | { |
---|
560 | precompoundProducts=theExcitationHandler->BreakItUp(*fragment); |
---|
561 | delete fragment; |
---|
562 | fragment=0; |
---|
563 | } |
---|
564 | } else { |
---|
565 | if ( theTargetList.size() == 1 ) |
---|
566 | { |
---|
567 | precompoundProducts = new G4ReactionProductVector(); |
---|
568 | std::vector<G4KineticTrack *>::iterator i=theTargetList.begin(); |
---|
569 | G4ReactionProduct * aNew = new G4ReactionProduct((*i)->GetDefinition()); |
---|
570 | aNew->SetTotalEnergy((*i)->GetDefinition()->GetPDGMass()); |
---|
571 | aNew->SetMomentum(G4ThreeVector(0)); // see boost fro preCompoundProducts below.. |
---|
572 | precompoundProducts->push_back(aNew); |
---|
573 | } else if ( theTargetList.size() > 1) |
---|
574 | { |
---|
575 | precompoundProducts = new G4ReactionProductVector(); |
---|
576 | std::vector<G4KineticTrack *>::iterator aNuc; |
---|
577 | G4LorentzVector aVec; |
---|
578 | std::vector<G4double> masses; |
---|
579 | G4double sumMass(0); |
---|
580 | for ( aNuc=theTargetList.begin(); aNuc != theTargetList.end(); aNuc++) |
---|
581 | { |
---|
582 | G4double mass=(*aNuc)->GetDefinition()->GetPDGMass(); |
---|
583 | masses.push_back(mass); |
---|
584 | sumMass += mass; |
---|
585 | } |
---|
586 | G4LorentzVector finalP=GetFinal4Momentum(); |
---|
587 | G4FermiPhaseSpaceDecay decay; |
---|
588 | // G4cout << " some neutrons? " << masses.size() <<" " << theTargetList.size()<<" "<<finalP <<" " << finalP.mag()<<G4endl; |
---|
589 | G4double eCMS=finalP.mag(); |
---|
590 | if ( eCMS < sumMass ) // @@GF --- Cheat!! |
---|
591 | { |
---|
592 | eCMS=sumMass + (2*MeV*masses.size()); |
---|
593 | finalP.setE(std::sqrt(finalP.vect().mag2() + sqr(eCMS))); |
---|
594 | } |
---|
595 | precompoundLorentzboost.set(finalP.boostVector()); |
---|
596 | std::vector<G4LorentzVector*> * momenta=decay.Decay(eCMS,masses); |
---|
597 | std::vector<G4LorentzVector*>::iterator aMom=momenta->begin(); |
---|
598 | for ( aNuc=theTargetList.begin(); |
---|
599 | (aNuc != theTargetList.end()) && (aMom!=momenta->end()); |
---|
600 | aNuc++, aMom++ ) |
---|
601 | { |
---|
602 | G4ReactionProduct * aNew = new G4ReactionProduct((*aNuc)->GetDefinition()); |
---|
603 | aNew->SetTotalEnergy((*aMom)->e()); |
---|
604 | aNew->SetMomentum((*aMom)->vect()); |
---|
605 | precompoundProducts->push_back(aNew); |
---|
606 | // G4cout << " only neutrons? " << (*aNuc)->GetDefinition()->GetParticleName() << G4endl; |
---|
607 | delete *aMom; |
---|
608 | } |
---|
609 | delete momenta; |
---|
610 | } |
---|
611 | } |
---|
612 | |
---|
613 | } |
---|
614 | |
---|
615 | { |
---|
616 | // fill in products the outgoing particles |
---|
617 | G4double Ekinout=0; |
---|
618 | size_t i(0); |
---|
619 | for(i = 0; i< theFinalState.size(); i++) |
---|
620 | { |
---|
621 | G4KineticTrack * kt = theFinalState[i]; |
---|
622 | if(kt->GetDefinition()->IsShortLived()) |
---|
623 | { |
---|
624 | G4KineticTrackVector * dec = kt->Decay(); |
---|
625 | G4KineticTrackVector::const_iterator jter; |
---|
626 | for(jter=dec->begin(); jter != dec->end(); jter++) |
---|
627 | { |
---|
628 | theFinalState.push_back(*jter); |
---|
629 | } |
---|
630 | delete dec; |
---|
631 | } |
---|
632 | else |
---|
633 | { |
---|
634 | G4ReactionProduct * aNew = new G4ReactionProduct(kt->GetDefinition()); |
---|
635 | aNew->SetMomentum(kt->Get4Momentum().vect()); |
---|
636 | aNew->SetTotalEnergy(kt->Get4Momentum().e()); |
---|
637 | Ekinout += aNew->GetKineticEnergy(); |
---|
638 | if(kt->IsParticipant()) |
---|
639 | { |
---|
640 | aNew->SetNewlyAdded(true); |
---|
641 | } |
---|
642 | else |
---|
643 | { |
---|
644 | aNew->SetNewlyAdded(false); |
---|
645 | } |
---|
646 | //G4cout << " Particle Ekin " << aNew->GetKineticEnergy() << G4endl; |
---|
647 | products->push_back(aNew); |
---|
648 | |
---|
649 | #ifdef debug_BIC_Propagate_finals |
---|
650 | if (! kt->GetDefinition()->GetPDGStable() ) |
---|
651 | { |
---|
652 | if (kt->GetDefinition()->IsShortLived()) |
---|
653 | { |
---|
654 | G4cout << "final shortlived : "; |
---|
655 | } else |
---|
656 | { |
---|
657 | G4cout << "final un stable : "; |
---|
658 | } |
---|
659 | G4cout <<kt->GetDefinition()->GetParticleName()<< G4endl; |
---|
660 | } |
---|
661 | #endif |
---|
662 | } |
---|
663 | |
---|
664 | } |
---|
665 | //G4cout << " Total Ekin " << Ekinout << G4endl; |
---|
666 | } |
---|
667 | // add precompound products to products |
---|
668 | if ( precompoundProducts ) |
---|
669 | { |
---|
670 | std::vector<G4ReactionProduct *>::iterator j; |
---|
671 | for(j = precompoundProducts->begin(); j != precompoundProducts->end(); ++j) |
---|
672 | { |
---|
673 | // boost back to system of moving nucleus |
---|
674 | G4LorentzVector pProduct((*j)->GetMomentum(),(*j)->GetTotalEnergy()); |
---|
675 | #ifdef debug_BIC_Propagate_finals |
---|
676 | G4cout << " pProduct be4 boost " <<pProduct << G4endl; |
---|
677 | #endif |
---|
678 | pProduct *= precompoundLorentzboost; |
---|
679 | #ifdef debug_BIC_Propagate_finals |
---|
680 | G4cout << " pProduct aft boost " <<pProduct << G4endl; |
---|
681 | #endif |
---|
682 | (*j)->SetTotalEnergy(pProduct.e()); |
---|
683 | (*j)->SetMomentum(pProduct.vect()); |
---|
684 | (*j)->SetNewlyAdded(true); |
---|
685 | products->push_back(*j); |
---|
686 | } |
---|
687 | |
---|
688 | precompoundProducts->clear(); |
---|
689 | delete precompoundProducts; |
---|
690 | } |
---|
691 | else |
---|
692 | { |
---|
693 | G4ReactionProduct * aNew=0; |
---|
694 | // return nucleus e and p |
---|
695 | if (fragment != 0 ) { |
---|
696 | aNew = new G4ReactionProduct(G4Gamma::GammaDefinition()); // we only want to pass e/p |
---|
697 | aNew->SetMomentum(fragment->GetMomentum().vect()); |
---|
698 | aNew->SetTotalEnergy(fragment->GetMomentum().e()); |
---|
699 | delete fragment; |
---|
700 | fragment=0; |
---|
701 | } else if (products->size() == 0) { |
---|
702 | // FixMe GF: for testing without precompound, return 1 gamma of 0.01 MeV in +x |
---|
703 | #include "G4Gamma.hh" |
---|
704 | aNew = new G4ReactionProduct(G4Gamma::GammaDefinition()); |
---|
705 | aNew->SetMomentum(G4ThreeVector(0.01*MeV,0,0)); |
---|
706 | aNew->SetTotalEnergy(0.01*MeV); |
---|
707 | } |
---|
708 | if ( aNew != 0 ) products->push_back(aNew); |
---|
709 | } |
---|
710 | |
---|
711 | // G4cerr <<"mon - end of event "<<G4endl; |
---|
712 | thePrimaryEscape = true; |
---|
713 | //G4cout << " return products " << products << G4endl; |
---|
714 | return products; |
---|
715 | } |
---|
716 | |
---|
717 | |
---|
718 | //---------------------------------------------------------------------------- |
---|
719 | G4double G4BinaryCascade::GetExcitationEnergy() |
---|
720 | //---------------------------------------------------------------------------- |
---|
721 | { |
---|
722 | |
---|
723 | G4ping debug("debug_ExcitationEnergy"); |
---|
724 | // get A and Z for the residual nucleus |
---|
725 | #if defined(debug_G4BinaryCascade) || defined(debug_BIC_GetExcitationEnergy) |
---|
726 | G4int finalA = theTargetList.size()+theCapturedList.size(); |
---|
727 | G4int finalZ = GetTotalCharge(theTargetList)+GetTotalCharge(theCapturedList); |
---|
728 | if ( (currentA - finalA) != 0 || (currentZ - finalZ) != 0 ) |
---|
729 | { |
---|
730 | G4cerr << "G4BIC:GetExcitationEnergy(): Nucleon counting error current/final{A,Z} " |
---|
731 | << currentA << " " << finalA << " "<< currentZ << " " << finalZ << G4endl; |
---|
732 | } |
---|
733 | |
---|
734 | #endif |
---|
735 | |
---|
736 | G4double excitationE(0); |
---|
737 | G4double nucleusMass(0); |
---|
738 | if(currentZ>.5) |
---|
739 | { |
---|
740 | nucleusMass = G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(currentZ,currentA); |
---|
741 | } |
---|
742 | else if (currentZ==0 && currentA==1 ) |
---|
743 | { |
---|
744 | nucleusMass = G4Neutron::Neutron()->GetPDGMass(); |
---|
745 | } |
---|
746 | else |
---|
747 | { |
---|
748 | #ifdef debug_G4BinaryCascade |
---|
749 | G4cout << "G4BinaryCascade::GetExcitationEnergy(): Warning - invalid nucleus (A,Z)=(" |
---|
750 | << currentA << "," << currentZ << ")" << G4endl; |
---|
751 | #endif |
---|
752 | return 0; |
---|
753 | } |
---|
754 | |
---|
755 | #ifdef debug_BIC_GetExcitationEnergy |
---|
756 | debug.push_back("====> current A, Z"); |
---|
757 | debug.push_back(currentZ); |
---|
758 | debug.push_back(currentA); |
---|
759 | debug.push_back(finalZ); |
---|
760 | debug.push_back(finalA); |
---|
761 | debug.push_back(nucleusMass); |
---|
762 | debug.push_back(GetFinalNucleusMomentum().mag()); |
---|
763 | debug.dump(); |
---|
764 | // PrintKTVector(&theTargetList, std::string(" current target list info")); |
---|
765 | PrintKTVector(&theCapturedList, std::string(" current captured list info")); |
---|
766 | #endif |
---|
767 | |
---|
768 | excitationE = GetFinalNucleusMomentum().mag() - nucleusMass; |
---|
769 | |
---|
770 | #ifdef debug_BIC_GetExcitationEnergy |
---|
771 | // ------ debug |
---|
772 | if ( excitationE < 0 ) |
---|
773 | { |
---|
774 | G4cout << "negative ExE final Ion mass " <<nucleusMass<< G4endl; |
---|
775 | G4LorentzVector Nucl_mom=GetFinalNucleusMomentum(); |
---|
776 | if(finalZ>.5) G4cout << " Final nuclmom/mass " << Nucl_mom << " " << Nucl_mom.mag() |
---|
777 | << " (A,Z)=("<< finalA <<","<<finalZ <<")" |
---|
778 | << " mass " << nucleusMass << " " |
---|
779 | << " excitE " << excitationE << G4endl; |
---|
780 | |
---|
781 | |
---|
782 | G4int A = the3DNucleus->GetMassNumber(); |
---|
783 | G4int Z = the3DNucleus->GetCharge(); |
---|
784 | G4double initialExc(0); |
---|
785 | if(Z>.5) |
---|
786 | { |
---|
787 | initialExc = theInitial4Mom.mag()- |
---|
788 | G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(Z, A); |
---|
789 | G4cout << " Initial nucleus A Z" << A << " " << Z << initialExc << G4endl; |
---|
790 | } |
---|
791 | } |
---|
792 | |
---|
793 | #endif |
---|
794 | |
---|
795 | return excitationE; |
---|
796 | } |
---|
797 | |
---|
798 | |
---|
799 | //---------------------------------------------------------------------------- |
---|
800 | // |
---|
801 | // P R I V A T E M E M B E R F U N C T I O N S |
---|
802 | // |
---|
803 | //---------------------------------------------------------------------------- |
---|
804 | |
---|
805 | //---------------------------------------------------------------------------- |
---|
806 | void G4BinaryCascade::BuildTargetList() |
---|
807 | //---------------------------------------------------------------------------- |
---|
808 | { |
---|
809 | |
---|
810 | if(!the3DNucleus->StartLoop()) |
---|
811 | { |
---|
812 | // G4cerr << "G4BinaryCascade::BuildTargetList(): StartLoop() error!" |
---|
813 | // << G4endl; |
---|
814 | return; |
---|
815 | } |
---|
816 | |
---|
817 | ClearAndDestroy(&theTargetList); // clear theTargetList before rebuilding |
---|
818 | |
---|
819 | G4Nucleon * nucleon; |
---|
820 | G4ParticleDefinition * definition; |
---|
821 | G4ThreeVector pos; |
---|
822 | G4LorentzVector mom; |
---|
823 | // if there are nucleon hit by higher energy models, then SUM(momenta) != 0 |
---|
824 | theInitial4Mom = G4LorentzVector(0,0,0,0); |
---|
825 | currentA=0; |
---|
826 | currentZ=0; |
---|
827 | // G4RKPropagation * RKprop=(G4RKPropagation *)thePropagator; |
---|
828 | while((nucleon = the3DNucleus->GetNextNucleon()) != NULL) |
---|
829 | { |
---|
830 | // check if nucleon is hit by higher energy model. |
---|
831 | if ( ! nucleon->AreYouHit() ) |
---|
832 | { |
---|
833 | definition = nucleon->GetDefinition(); |
---|
834 | pos = nucleon->GetPosition(); |
---|
835 | mom = nucleon->GetMomentum(); |
---|
836 | // G4cout << "Nucleus " << pos.mag()/fermi << " " << mom.e() << G4endl; |
---|
837 | theInitial4Mom += mom; |
---|
838 | // the potential inside the nucleus is taken into account, and nucleons are on mass shell. |
---|
839 | mom.setE( std::sqrt( mom.vect().mag2() + sqr(definition->GetPDGMass()) ) ); |
---|
840 | G4KineticTrack * kt = new G4KineticTrack(definition, 0., pos, mom); |
---|
841 | kt->SetState(G4KineticTrack::inside); |
---|
842 | kt->SetNucleon(nucleon); |
---|
843 | theTargetList.push_back(kt); |
---|
844 | ++currentA; |
---|
845 | if (definition->GetPDGCharge() > .5 ) ++currentZ; |
---|
846 | } |
---|
847 | #ifdef debug_BIC_BuildTargetList |
---|
848 | else { G4cout << "nucleon is hit" << nucleon << G4endl;} |
---|
849 | #endif |
---|
850 | } |
---|
851 | massInNucleus = 0; |
---|
852 | if(currentZ>.5) |
---|
853 | { |
---|
854 | massInNucleus = G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(currentZ,currentA); |
---|
855 | } else if (currentZ==0 && currentA>=1 ) |
---|
856 | { |
---|
857 | massInNucleus = currentA * G4Neutron::Neutron()->GetPDGMass(); |
---|
858 | } else |
---|
859 | { |
---|
860 | G4cerr << "G4BinaryCascade::BuildTargetList(): Fatal Error - invalid nucleus (A,Z)=(" |
---|
861 | << currentA << "," << currentZ << ")" << G4endl; |
---|
862 | throw G4HadronicException(__FILE__, __LINE__, "G4BinaryCasacde::BuildTargetList()"); |
---|
863 | } |
---|
864 | currentInitialEnergy= theInitial4Mom.e(); |
---|
865 | G4KineticTrackVector::iterator i; |
---|
866 | for(i = theProjectileList.begin() ; i != theProjectileList.end(); ++i) |
---|
867 | { |
---|
868 | currentInitialEnergy+= (*i)->GetTrackingMomentum().e(); |
---|
869 | } |
---|
870 | |
---|
871 | #ifdef debug_BIC_BuildTargetList |
---|
872 | G4cout << "G4BinaryCascade::BuildTargetList(): nucleus (A,Z)=(" |
---|
873 | << currentA << "," << currentZ << ") mass: " << massInNucleus << |
---|
874 | ", theInitial4Mom " << theInitial4Mom << |
---|
875 | ", currentInitialEnergy " << currentInitialEnergy << G4endl; |
---|
876 | #endif |
---|
877 | |
---|
878 | } |
---|
879 | |
---|
880 | |
---|
881 | //---------------------------------------------------------------------------- |
---|
882 | void G4BinaryCascade::FindCollisions(G4KineticTrackVector * secondaries) |
---|
883 | //---------------------------------------------------------------------------- |
---|
884 | { |
---|
885 | for(std::vector<G4KineticTrack *>::iterator i = secondaries->begin(); |
---|
886 | i != secondaries->end(); ++i) |
---|
887 | { |
---|
888 | #ifdef debug_G4BinaryCascade |
---|
889 | if ( (*i)->GetTrackingMomentum().mag2() < -1.*eV ) |
---|
890 | { |
---|
891 | G4cout << "G4BinaryCascade::FindCollisions(): negative m2:" << (*i)->GetTrackingMomentum().mag2() << G4endl; |
---|
892 | } |
---|
893 | #endif |
---|
894 | |
---|
895 | for(std::vector<G4BCAction *>::iterator j = theImR.begin(); |
---|
896 | j!=theImR.end(); j++) |
---|
897 | { |
---|
898 | // G4cout << "G4BinaryCascade::FindCollisions: at action " << *j << G4endl; |
---|
899 | const std::vector<G4CollisionInitialState *> & aCandList |
---|
900 | = (*j)->GetCollisions(*i, theTargetList, theCurrentTime); |
---|
901 | for(size_t count=0; count<aCandList.size(); count++) |
---|
902 | { |
---|
903 | theCollisionMgr->AddCollision(aCandList[count]); |
---|
904 | // G4cout << "====================== New Collision ================="<<G4endl; |
---|
905 | // theCollisionMgr->Print(); |
---|
906 | } |
---|
907 | } |
---|
908 | } |
---|
909 | } |
---|
910 | |
---|
911 | //---------------------------------------------------------------------------- |
---|
912 | void G4BinaryCascade::FindDecayCollision(G4KineticTrack * secondary) |
---|
913 | //---------------------------------------------------------------------------- |
---|
914 | { |
---|
915 | if ( secondary->GetTrackingMomentum().mag2() < -1.*eV ) |
---|
916 | { |
---|
917 | G4cout << "G4BinaryCascade::FindDecayCollision(): negative m2:" << secondary->GetTrackingMomentum().mag2() << G4endl; |
---|
918 | } |
---|
919 | const std::vector<G4CollisionInitialState *> & aCandList |
---|
920 | = theDecay->GetCollisions(secondary, theTargetList, theCurrentTime); |
---|
921 | for(size_t count=0; count<aCandList.size(); count++) |
---|
922 | { |
---|
923 | theCollisionMgr->AddCollision(aCandList[count]); |
---|
924 | } |
---|
925 | } |
---|
926 | |
---|
927 | //---------------------------------------------------------------------------- |
---|
928 | void G4BinaryCascade::FindLateParticleCollision(G4KineticTrack * secondary) |
---|
929 | //---------------------------------------------------------------------------- |
---|
930 | { |
---|
931 | if ( secondary->GetTrackingMomentum().mag2() < -1.*eV ) |
---|
932 | { |
---|
933 | G4cout << "G4BinaryCascade::FindDecayCollision(): negative m2:" << secondary->GetTrackingMomentum().mag2() << G4endl; |
---|
934 | } |
---|
935 | |
---|
936 | G4double tin=0., tout=0.; |
---|
937 | if (((G4RKPropagation*)thePropagator)->GetSphereIntersectionTimes(secondary,tin,tout)) |
---|
938 | { |
---|
939 | if ( tin > 0 ) |
---|
940 | { |
---|
941 | secondary->SetState(G4KineticTrack::outside); |
---|
942 | } else if ( tout > 0 ) |
---|
943 | { |
---|
944 | secondary->SetState(G4KineticTrack::inside); |
---|
945 | } else { |
---|
946 | //G4cout << "G4BC set miss , tin, tout " << tin << " , " << tout <<G4endl; |
---|
947 | secondary->SetState(G4KineticTrack::miss_nucleus); |
---|
948 | } |
---|
949 | } else { |
---|
950 | secondary->SetState(G4KineticTrack::miss_nucleus); |
---|
951 | //G4cout << "G4BC set miss ,no intersect tin, tout " << tin << " , " << tout <<G4endl; |
---|
952 | } |
---|
953 | |
---|
954 | #ifdef debug_BIC_FindCollision |
---|
955 | G4cout << "FindLateP Particle, 4-mom, times newState " |
---|
956 | << secondary->GetDefinition()->GetParticleName() << " " |
---|
957 | << secondary->Get4Momentum() |
---|
958 | << " times " << tin << " " << tout << " " |
---|
959 | << secondary->GetState() << G4endl; |
---|
960 | #endif |
---|
961 | |
---|
962 | const std::vector<G4CollisionInitialState *> & aCandList |
---|
963 | = theLateParticle->GetCollisions(secondary, theTargetList, theCurrentTime); |
---|
964 | for(size_t count=0; count<aCandList.size(); count++) |
---|
965 | { |
---|
966 | #ifdef debug_BIC_FindCollision |
---|
967 | G4cout << " Adding a late Col : " << aCandList[count] << G4endl; |
---|
968 | #endif |
---|
969 | theCollisionMgr->AddCollision(aCandList[count]); |
---|
970 | } |
---|
971 | } |
---|
972 | |
---|
973 | |
---|
974 | //---------------------------------------------------------------------------- |
---|
975 | G4bool G4BinaryCascade::ApplyCollision(G4CollisionInitialState * collision) |
---|
976 | //---------------------------------------------------------------------------- |
---|
977 | { |
---|
978 | G4ping debug("debug_ApplyCollision"); |
---|
979 | #ifdef debug_BIC_ApplyCollision |
---|
980 | G4cerr << "G4BinaryCascade::ApplyCollision start"<<G4endl; |
---|
981 | theCollisionMgr->Print(); |
---|
982 | #endif |
---|
983 | G4KineticTrack * primary = collision->GetPrimary(); |
---|
984 | G4KineticTrackVector target_collection=collision->GetTargetCollection(); |
---|
985 | G4bool haveTarget=target_collection.size()>0; |
---|
986 | if( haveTarget && (primary->GetState() != G4KineticTrack::inside) ) |
---|
987 | { |
---|
988 | #ifdef debug_G4BinaryCascade |
---|
989 | G4cout << "G4BinaryCasacde::ApplyCollision(): StateError " << primary << G4endl; |
---|
990 | G4KineticTrackVector debug; |
---|
991 | debug.push_back(primary); |
---|
992 | PrintKTVector(&debug,std::string("primay- ...")); |
---|
993 | PrintKTVector(&target_collection,std::string("... targets")); |
---|
994 | //*GF* throw G4HadronicException(__FILE__, __LINE__, "G4BinaryCasacde::ApplyCollision()"); |
---|
995 | #else |
---|
996 | return false; |
---|
997 | #endif |
---|
998 | } |
---|
999 | |
---|
1000 | G4RKPropagation * RKprop=(G4RKPropagation *)thePropagator; |
---|
1001 | |
---|
1002 | #ifdef debug_BIC_ApplyCollision |
---|
1003 | G4cout << "ApplyCollisions : projte 4mom " << primary->GetTrackingMomentum()<< G4endl; |
---|
1004 | #endif |
---|
1005 | |
---|
1006 | G4int initialBaryon(0); |
---|
1007 | G4int initialCharge(0); |
---|
1008 | G4double initial_Efermi(0); |
---|
1009 | G4LorentzVector mom4Primary(0); |
---|
1010 | |
---|
1011 | if (primary->GetState() == G4KineticTrack::inside) |
---|
1012 | { |
---|
1013 | initialBaryon = primary->GetDefinition()->GetBaryonNumber(); |
---|
1014 | initialCharge = G4lrint(primary->GetDefinition()->GetPDGCharge()); |
---|
1015 | } |
---|
1016 | |
---|
1017 | // for primary resonances, subtract neutron ( = proton) field ( ie. add std::abs(field)) |
---|
1018 | G4int PDGcode=std::abs(primary->GetDefinition()->GetPDGEncoding()); |
---|
1019 | mom4Primary=primary->Get4Momentum(); |
---|
1020 | initial_Efermi=RKprop->GetField(primary->GetDefinition()->GetPDGEncoding(),primary->GetPosition()); |
---|
1021 | if ( PDGcode > 1000 && PDGcode != 2112 && PDGcode != 2212 ) |
---|
1022 | { |
---|
1023 | initial_Efermi = RKprop->GetField(G4Neutron::Neutron()->GetPDGEncoding(),primary->GetPosition()); |
---|
1024 | primary->Update4Momentum(mom4Primary.e() - initial_Efermi); |
---|
1025 | } |
---|
1026 | std::vector<G4KineticTrack *>::iterator titer; |
---|
1027 | for ( titer=target_collection.begin() ; titer!=target_collection.end(); ++titer) |
---|
1028 | { |
---|
1029 | G4ParticleDefinition * aDef=(*titer)->GetDefinition(); |
---|
1030 | G4int aCode=aDef->GetPDGEncoding(); |
---|
1031 | G4ThreeVector aPos=(*titer)->GetPosition(); |
---|
1032 | initial_Efermi+= RKprop->GetField(aCode, aPos); |
---|
1033 | // initial_Efermi+= RKprop->GetField((*titer)->GetDefinition()->GetPDGEncoding(),(*titer)->GetPosition()); |
---|
1034 | } |
---|
1035 | //**************************************** |
---|
1036 | |
---|
1037 | G4KineticTrackVector * products=0; |
---|
1038 | products = collision->GetFinalState(); |
---|
1039 | |
---|
1040 | #ifdef debug_BIC_ApplyCollision |
---|
1041 | if ( !products ) |
---|
1042 | { |
---|
1043 | G4cout << " Collision type: "<< typeid(*collision->GetGenerator()).name() |
---|
1044 | << ", with NO products! " <<G4endl; |
---|
1045 | G4cout << G4endl<<"Initial condition are these:"<<G4endl; |
---|
1046 | G4cout << "proj: "<<collision->GetPrimary()->GetDefinition()->GetParticleName()<<G4endl; |
---|
1047 | PrintKTVector(collision->GetPrimary()); |
---|
1048 | for(size_t it=0; it<collision->GetTargetCollection().size(); it++) |
---|
1049 | { |
---|
1050 | G4cout << "targ: " |
---|
1051 | <<collision->GetTargetCollection()[it]->GetDefinition()->GetParticleName()<<G4endl; |
---|
1052 | } |
---|
1053 | PrintKTVector(&collision->GetTargetCollection(),std::string(" Target particles")); |
---|
1054 | } |
---|
1055 | #endif |
---|
1056 | G4bool lateParticleCollision= (!haveTarget) && products && products->size() == 1; |
---|
1057 | // if ( lateParticleCollision ) G4cout << " Added late particle--------------------------"<<G4endl; |
---|
1058 | // if ( products ) PrintKTVector(products, " reaction products"); |
---|
1059 | //**************************************** |
---|
1060 | |
---|
1061 | // reset primary to initial state |
---|
1062 | primary->Set4Momentum(mom4Primary); |
---|
1063 | |
---|
1064 | |
---|
1065 | G4int lateBaryon(0), lateCharge(0); |
---|
1066 | |
---|
1067 | if ( lateParticleCollision ) |
---|
1068 | { // for late particles, reset charges |
---|
1069 | //G4cout << "lateP, initial B C state " << initialBaryon << " " |
---|
1070 | // << initialCharge<< " " << primary->GetState() << " "<< primary->GetDefinition()->GetParticleName()<< G4endl; |
---|
1071 | lateBaryon = initialBaryon; |
---|
1072 | lateCharge = initialCharge; |
---|
1073 | initialBaryon=initialCharge=0; |
---|
1074 | } |
---|
1075 | |
---|
1076 | initialBaryon += collision->GetTargetBaryonNumber(); |
---|
1077 | initialCharge+=G4lrint(collision->GetTargetCharge()); |
---|
1078 | if(!products || products->size()==0 || !CheckPauliPrinciple(products)) |
---|
1079 | { |
---|
1080 | #ifdef debug_BIC_ApplyCollision |
---|
1081 | if (products) G4cout << " ======Failed Pauli =====" << G4endl; |
---|
1082 | G4cerr << "G4BinaryCascade::ApplyCollision blocked"<<G4endl; |
---|
1083 | #endif |
---|
1084 | if (products) ClearAndDestroy(products); |
---|
1085 | if ( ! haveTarget ) FindDecayCollision(primary); // for decay, sample new decay |
---|
1086 | delete products; |
---|
1087 | return false; |
---|
1088 | } |
---|
1089 | |
---|
1090 | G4double final_Efermi(0); |
---|
1091 | G4KineticTrackVector resonances; |
---|
1092 | for ( std::vector<G4KineticTrack *>::iterator i =products->begin(); i != products->end(); i++) |
---|
1093 | { |
---|
1094 | G4int PDGcode=std::abs((*i)->GetDefinition()->GetPDGEncoding()); |
---|
1095 | // G4cout << " PDGcode, state " << PDGcode << " " << (*i)->GetState()<<G4endl; |
---|
1096 | final_Efermi+=RKprop->GetField(PDGcode,(*i)->GetPosition()); |
---|
1097 | if ( PDGcode > 1000 && PDGcode != 2112 && PDGcode != 2212 ) |
---|
1098 | { |
---|
1099 | resonances.push_back(*i); |
---|
1100 | } |
---|
1101 | } |
---|
1102 | if ( resonances.size() > 0 ) |
---|
1103 | { |
---|
1104 | G4double delta_Fermi= (initial_Efermi-final_Efermi)/resonances.size(); |
---|
1105 | for (std::vector<G4KineticTrack *>::iterator res=resonances.begin(); res != resonances.end(); res++) |
---|
1106 | { |
---|
1107 | G4LorentzVector mom=(*res)->Get4Momentum(); |
---|
1108 | G4double mass2=mom.mag2(); |
---|
1109 | G4double newEnergy=mom.e() + delta_Fermi; |
---|
1110 | G4double newEnergy2= newEnergy*newEnergy; |
---|
1111 | //G4cout << "mom = " << mom <<" newE " << newEnergy<< G4endl; |
---|
1112 | if ( newEnergy2 < mass2 ) |
---|
1113 | { |
---|
1114 | ClearAndDestroy(products); |
---|
1115 | if (target_collection.size() == 0 ) FindDecayCollision(primary); // for decay, sample new decay |
---|
1116 | delete products; |
---|
1117 | return false; |
---|
1118 | } |
---|
1119 | // G4cout << " correct resonance from /to " << mom.e() << " / " << newEnergy<< G4endl; |
---|
1120 | G4ThreeVector mom3=std::sqrt(newEnergy2 - mass2) * mom.vect().unit(); |
---|
1121 | (*res)->Set4Momentum(G4LorentzVector(mom3,newEnergy)); |
---|
1122 | } |
---|
1123 | } |
---|
1124 | |
---|
1125 | #ifdef debug_BIC_ApplyCollisionXX |
---|
1126 | DebugApplyCollsion(collision, products); |
---|
1127 | #endif |
---|
1128 | |
---|
1129 | G4int finalBaryon(0); |
---|
1130 | G4int finalCharge(0); |
---|
1131 | G4KineticTrackVector toFinalState; |
---|
1132 | for(std::vector<G4KineticTrack *>::iterator i =products->begin(); i != products->end(); i++) |
---|
1133 | { |
---|
1134 | if ( ! lateParticleCollision ) |
---|
1135 | { |
---|
1136 | (*i)->SetState(primary->GetState()); // secondaries are created inside nucleus, except for decay in propagate |
---|
1137 | finalBaryon+=(*i)->GetDefinition()->GetBaryonNumber(); |
---|
1138 | finalCharge+=G4lrint((*i)->GetDefinition()->GetPDGCharge()); |
---|
1139 | } else { |
---|
1140 | G4double tin=0., tout=0.; |
---|
1141 | if (((G4RKPropagation*)thePropagator)->GetSphereIntersectionTimes((*i),tin,tout)) |
---|
1142 | { |
---|
1143 | if ( tin > 0 ) |
---|
1144 | { |
---|
1145 | (*i)->SetState(G4KineticTrack::outside); |
---|
1146 | } |
---|
1147 | else if ( tout > 0 ) |
---|
1148 | { |
---|
1149 | (*i)->SetState(G4KineticTrack::inside); |
---|
1150 | finalBaryon+=(*i)->GetDefinition()->GetBaryonNumber(); |
---|
1151 | finalCharge+=G4lrint((*i)->GetDefinition()->GetPDGCharge()); |
---|
1152 | } |
---|
1153 | else |
---|
1154 | { |
---|
1155 | (*i)->SetState(G4KineticTrack::gone_out); |
---|
1156 | toFinalState.push_back((*i)); |
---|
1157 | } |
---|
1158 | } else |
---|
1159 | { |
---|
1160 | (*i)->SetState(G4KineticTrack::miss_nucleus); |
---|
1161 | //G4cout << " G4BC - miss -late Part- no intersection found " << G4endl; |
---|
1162 | toFinalState.push_back((*i)); |
---|
1163 | } |
---|
1164 | |
---|
1165 | // G4cout << " PDGcode, state " << (*i)->GetDefinition()->GetPDGEncoding() << " " << (*i)->GetState()<<G4endl; |
---|
1166 | |
---|
1167 | } |
---|
1168 | } |
---|
1169 | if(!toFinalState.empty()) |
---|
1170 | { |
---|
1171 | theFinalState.insert(theFinalState.end(), |
---|
1172 | toFinalState.begin(),toFinalState.end()); |
---|
1173 | std::vector<G4KineticTrack *>::iterator iter1, iter2; |
---|
1174 | for(iter1 = toFinalState.begin(); iter1 != toFinalState.end(); |
---|
1175 | ++iter1) |
---|
1176 | { |
---|
1177 | iter2 = std::find(products->begin(), products->end(), |
---|
1178 | *iter1); |
---|
1179 | if ( iter2 != products->end() ) products->erase(iter2); |
---|
1180 | } |
---|
1181 | theCollisionMgr->RemoveTracksCollisions(&toFinalState); |
---|
1182 | } |
---|
1183 | |
---|
1184 | //G4cout << " currentA, Z be4: " << currentA << " " << currentZ << G4endl; |
---|
1185 | currentA += finalBaryon-initialBaryon; |
---|
1186 | currentZ += finalCharge-initialCharge; |
---|
1187 | //G4cout << " currentA, Z aft: " << currentA << " " << currentZ << G4endl; |
---|
1188 | |
---|
1189 | G4KineticTrackVector oldSecondaries; |
---|
1190 | if (primary) |
---|
1191 | { |
---|
1192 | oldSecondaries.push_back(primary); |
---|
1193 | primary->Hit(); |
---|
1194 | } |
---|
1195 | |
---|
1196 | #ifdef debug_G4BinaryCascade |
---|
1197 | if ( (finalBaryon-initialBaryon-lateBaryon) != 0 || (finalCharge-initialCharge-lateCharge) != 0 ) |
---|
1198 | { |
---|
1199 | G4cout << "G4BinaryCascade: Error in Balancing: " << G4endl; |
---|
1200 | G4cout << "initial/final baryon number, initial/final Charge " |
---|
1201 | << initialBaryon <<" "<< finalBaryon <<" " |
---|
1202 | << initialCharge <<" "<< finalCharge <<" " |
---|
1203 | << " in Collision type: "<< typeid(*collision->GetGenerator()).name() |
---|
1204 | << ", with number of products: "<< products->size() <<G4endl; |
---|
1205 | G4cout << G4endl<<"Initial condition are these:"<<G4endl; |
---|
1206 | G4cout << "proj: "<<collision->GetPrimary()->GetDefinition()->GetParticleName()<<G4endl; |
---|
1207 | for(size_t it=0; it<collision->GetTargetCollection().size(); it++) |
---|
1208 | { |
---|
1209 | G4cout << "targ: " |
---|
1210 | <<collision->GetTargetCollection()[it]->GetDefinition()->GetParticleName()<<G4endl; |
---|
1211 | } |
---|
1212 | PrintKTVector(&collision->GetTargetCollection(),std::string(" Target particles")); |
---|
1213 | G4cout << G4endl<<G4endl; |
---|
1214 | } |
---|
1215 | #endif |
---|
1216 | |
---|
1217 | G4KineticTrackVector oldTarget = collision->GetTargetCollection(); |
---|
1218 | for(size_t ii=0; ii< oldTarget.size(); ii++) |
---|
1219 | { |
---|
1220 | oldTarget[ii]->Hit(); |
---|
1221 | } |
---|
1222 | |
---|
1223 | debug.push_back("=======> we have hit nucleons <======="); |
---|
1224 | |
---|
1225 | UpdateTracksAndCollisions(&oldSecondaries, &oldTarget, products); |
---|
1226 | std::for_each(oldSecondaries.begin(), oldSecondaries.end(), Delete<G4KineticTrack>()); |
---|
1227 | std::for_each(oldTarget.begin(), oldTarget.end(), Delete<G4KineticTrack>()); |
---|
1228 | |
---|
1229 | delete products; |
---|
1230 | return true; |
---|
1231 | } |
---|
1232 | |
---|
1233 | //---------------------------------------------------------------------------- |
---|
1234 | void G4BinaryCascade::DebugApplyCollision(G4CollisionInitialState * collision, |
---|
1235 | G4KineticTrackVector * products) |
---|
1236 | { |
---|
1237 | //**-------------------------begin debug Block--------------------------- |
---|
1238 | |
---|
1239 | G4RKPropagation * RKprop=(G4RKPropagation *)thePropagator; |
---|
1240 | |
---|
1241 | G4KineticTrackVector debug1; |
---|
1242 | debug1.push_back(collision->GetPrimary()); |
---|
1243 | PrintKTVector(&debug1,std::string(" Primary particle")); |
---|
1244 | PrintKTVector(&collision->GetTargetCollection(),std::string(" Target particles")); |
---|
1245 | PrintKTVector(products,std::string(" Scatterer products")); |
---|
1246 | |
---|
1247 | G4double thisExcitation(0); |
---|
1248 | // excitation energy from this collision |
---|
1249 | // initial state: |
---|
1250 | G4double initial(0); |
---|
1251 | G4KineticTrack * kt=collision->GetPrimary(); |
---|
1252 | initial += kt->Get4Momentum().e(); |
---|
1253 | |
---|
1254 | initial += RKprop->GetField(kt->GetDefinition()->GetPDGEncoding(),kt->GetPosition()); |
---|
1255 | initial -= RKprop->GetBarrier(kt->GetDefinition()->GetPDGEncoding()); |
---|
1256 | G4cout << "prim. E/field/Barr/Sum " << kt->Get4Momentum().e() |
---|
1257 | << " " << RKprop->GetField(kt->GetDefinition()->GetPDGEncoding(),kt->GetPosition()) |
---|
1258 | << " " << RKprop->GetBarrier(kt->GetDefinition()->GetPDGEncoding()) |
---|
1259 | << " " << initial << G4endl;; |
---|
1260 | |
---|
1261 | G4KineticTrackVector ktv=collision->GetTargetCollection(); |
---|
1262 | for ( unsigned int it=0; it < ktv.size(); it++) |
---|
1263 | { |
---|
1264 | kt=ktv[it]; |
---|
1265 | initial += kt->Get4Momentum().e(); |
---|
1266 | thisExcitation += kt->GetDefinition()->GetPDGMass() |
---|
1267 | - kt->Get4Momentum().e() |
---|
1268 | - RKprop->GetField(kt->GetDefinition()->GetPDGEncoding(),kt->GetPosition()); |
---|
1269 | // initial += RKprop->GetField(kt->GetDefinition()->GetPDGEncoding(),kt->GetPosition()); |
---|
1270 | // initial -= RKprop->GetBarrier(kt->GetDefinition()->GetPDGEncoding()); |
---|
1271 | G4cout << "Targ. def/E/field/Barr/Sum " << kt->GetDefinition()->GetPDGEncoding() |
---|
1272 | << " " << kt->Get4Momentum().e() |
---|
1273 | << " " << RKprop->GetField(kt->GetDefinition()->GetPDGEncoding(),kt->GetPosition()) |
---|
1274 | << " " << RKprop->GetBarrier(kt->GetDefinition()->GetPDGEncoding()) |
---|
1275 | << " " << initial <<" Excit " << thisExcitation << G4endl;; |
---|
1276 | } |
---|
1277 | |
---|
1278 | G4double final(0); |
---|
1279 | G4double mass_out(0); |
---|
1280 | G4int product_barions(0); |
---|
1281 | if ( products ) |
---|
1282 | { |
---|
1283 | for ( unsigned int it=0; it < products->size(); it++) |
---|
1284 | { |
---|
1285 | kt=(*products)[it]; |
---|
1286 | final += kt->Get4Momentum().e(); |
---|
1287 | final += RKprop->GetField(kt->GetDefinition()->GetPDGEncoding(),kt->GetPosition()); |
---|
1288 | final += RKprop->GetBarrier(kt->GetDefinition()->GetPDGEncoding()); |
---|
1289 | if ( kt->GetDefinition()->GetBaryonNumber()==1 ) product_barions++; |
---|
1290 | mass_out += kt->GetDefinition()->GetPDGMass(); |
---|
1291 | G4cout << "sec. def/E/field/Barr/Sum " << kt->GetDefinition()->GetPDGEncoding() |
---|
1292 | << " " << kt->Get4Momentum().e() |
---|
1293 | << " " << RKprop->GetField(kt->GetDefinition()->GetPDGEncoding(),kt->GetPosition()) |
---|
1294 | << " " << RKprop->GetBarrier(kt->GetDefinition()->GetPDGEncoding()) |
---|
1295 | << " " << final << G4endl;; |
---|
1296 | } |
---|
1297 | } |
---|
1298 | |
---|
1299 | |
---|
1300 | G4int finalA = currentA; |
---|
1301 | G4int finalZ = currentZ; |
---|
1302 | if ( products ) |
---|
1303 | { |
---|
1304 | finalA -= product_barions; |
---|
1305 | finalZ -= GetTotalCharge(*products); |
---|
1306 | } |
---|
1307 | G4double delta = G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(currentZ,currentA) |
---|
1308 | - (G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(finalZ,finalA) |
---|
1309 | + mass_out); |
---|
1310 | G4cout << " current/final a,z " << currentA << " " << currentZ << " "<< finalA<< " "<< finalZ |
---|
1311 | << " delta-mass " << delta<<G4endl; |
---|
1312 | final+=delta; |
---|
1313 | mass_out = G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(finalZ,finalA); |
---|
1314 | G4cout << " initE/ E_out/ Mfinal/ Excit " << currentInitialEnergy |
---|
1315 | << " " << final << " " |
---|
1316 | << mass_out<<" " |
---|
1317 | << currentInitialEnergy - final - mass_out |
---|
1318 | << G4endl; |
---|
1319 | currentInitialEnergy-=final; |
---|
1320 | |
---|
1321 | //**-------------------------end debug Block--------------------------- |
---|
1322 | |
---|
1323 | } |
---|
1324 | //---------------------------------------------------------------------------- |
---|
1325 | |
---|
1326 | //---------------------------------------------------------------------------- |
---|
1327 | G4bool G4BinaryCascade::Absorb() |
---|
1328 | //---------------------------------------------------------------------------- |
---|
1329 | { |
---|
1330 | // Do it in two step: cannot change theSecondaryList inside the first loop. |
---|
1331 | G4Absorber absorber(theCutOnPAbsorb); |
---|
1332 | |
---|
1333 | // Build the vector of G4KineticTracks that must be absorbed |
---|
1334 | G4KineticTrackVector absorbList; |
---|
1335 | std::vector<G4KineticTrack *>::iterator iter; |
---|
1336 | // PrintKTVector(&theSecondaryList, " testing for Absorb" ); |
---|
1337 | for(iter = theSecondaryList.begin(); |
---|
1338 | iter != theSecondaryList.end(); ++iter) |
---|
1339 | { |
---|
1340 | G4KineticTrack * kt = *iter; |
---|
1341 | if(kt->GetState() == G4KineticTrack::inside)// absorption happens only inside the nucleus |
---|
1342 | { |
---|
1343 | if(absorber.WillBeAbsorbed(*kt)) |
---|
1344 | { |
---|
1345 | absorbList.push_back(kt); |
---|
1346 | } |
---|
1347 | } |
---|
1348 | } |
---|
1349 | |
---|
1350 | if(absorbList.empty()) |
---|
1351 | return false; |
---|
1352 | |
---|
1353 | G4KineticTrackVector toDelete; |
---|
1354 | for(iter = absorbList.begin(); iter != absorbList.end(); ++iter) |
---|
1355 | { |
---|
1356 | G4KineticTrack * kt = *iter; |
---|
1357 | if(!absorber.FindAbsorbers(*kt, theTargetList)) |
---|
1358 | throw G4HadronicException(__FILE__, __LINE__, "G4BinaryCascade::Absorb(): Cannot absorb a particle."); |
---|
1359 | |
---|
1360 | if(!absorber.FindProducts(*kt)) |
---|
1361 | throw G4HadronicException(__FILE__, __LINE__, "G4BinaryCascade::Absorb(): Cannot absorb a particle."); |
---|
1362 | |
---|
1363 | G4KineticTrackVector * products = absorber.GetProducts(); |
---|
1364 | // ------ debug |
---|
1365 | G4int count = 0; |
---|
1366 | // ------ end debug |
---|
1367 | while(!CheckPauliPrinciple(products)) |
---|
1368 | { |
---|
1369 | // ------ debug |
---|
1370 | count++; |
---|
1371 | // ------ end debug |
---|
1372 | ClearAndDestroy(products); |
---|
1373 | if(!absorber.FindProducts(*kt)) |
---|
1374 | throw G4HadronicException(__FILE__, __LINE__, |
---|
1375 | "G4BinaryCascade::Absorb(): Cannot absorb a particle."); |
---|
1376 | } |
---|
1377 | // ------ debug |
---|
1378 | // G4cerr << "Absorb CheckPauliPrinciple count= " << count << G4endl; |
---|
1379 | // ------ end debug |
---|
1380 | G4KineticTrackVector toRemove; // build a vector for UpdateTrack... |
---|
1381 | toRemove.push_back(kt); |
---|
1382 | toDelete.push_back(kt); // delete the track later |
---|
1383 | G4KineticTrackVector * absorbers = absorber.GetAbsorbers(); |
---|
1384 | UpdateTracksAndCollisions(&toRemove, absorbers, products); |
---|
1385 | ClearAndDestroy(absorbers); |
---|
1386 | } |
---|
1387 | ClearAndDestroy(&toDelete); |
---|
1388 | return true; |
---|
1389 | } |
---|
1390 | |
---|
1391 | |
---|
1392 | |
---|
1393 | // Capture all p and n with Energy < theCutOnP |
---|
1394 | //---------------------------------------------------------------------------- |
---|
1395 | G4bool G4BinaryCascade::Capture(G4bool verbose) |
---|
1396 | //---------------------------------------------------------------------------- |
---|
1397 | { |
---|
1398 | G4KineticTrackVector captured; |
---|
1399 | G4bool capture = false; |
---|
1400 | std::vector<G4KineticTrack *>::iterator i; |
---|
1401 | |
---|
1402 | G4RKPropagation * RKprop=(G4RKPropagation *)thePropagator; |
---|
1403 | |
---|
1404 | G4double capturedEnergy = 0; |
---|
1405 | G4int particlesAboveCut=0; |
---|
1406 | G4int particlesBelowCut=0; |
---|
1407 | if ( verbose ) G4cout << " Capture: secondaries " << theSecondaryList.size() << G4endl; |
---|
1408 | for(i = theSecondaryList.begin(); i != theSecondaryList.end(); ++i) |
---|
1409 | { |
---|
1410 | G4KineticTrack * kt = *i; |
---|
1411 | if (verbose) G4cout << "Capture position, radius, state " <<kt->GetPosition().mag()<<" "<<theOuterRadius<<" "<<kt->GetState()<<G4endl; |
---|
1412 | if(kt->GetState() == G4KineticTrack::inside) // capture happens only inside the nucleus |
---|
1413 | { |
---|
1414 | if((kt->GetDefinition() == G4Proton::Proton()) || |
---|
1415 | (kt->GetDefinition() == G4Neutron::Neutron())) |
---|
1416 | { |
---|
1417 | //GF cut on kinetic energy if(kt->Get4Momentum().vect().mag() >= theCutOnP) |
---|
1418 | G4double field=RKprop->GetField(kt->GetDefinition()->GetPDGEncoding(),kt->GetPosition()) |
---|
1419 | -RKprop->GetBarrier(kt->GetDefinition()->GetPDGEncoding()); |
---|
1420 | G4double energy= kt->Get4Momentum().e() - kt->GetActualMass() + field; |
---|
1421 | if (verbose ) G4cout << "Capture: .e(), mass, field, energy" << kt->Get4Momentum().e() <<" "<<kt->GetActualMass()<<" "<<field<<" "<<energy<< G4endl; |
---|
1422 | // if( energy < theCutOnP ) |
---|
1423 | // { |
---|
1424 | capturedEnergy+=energy; |
---|
1425 | ++particlesBelowCut; |
---|
1426 | // } else |
---|
1427 | // { |
---|
1428 | // ++particlesAboveCut; |
---|
1429 | // } |
---|
1430 | } |
---|
1431 | } |
---|
1432 | } |
---|
1433 | if (verbose) G4cout << "Capture particlesAboveCut,particlesBelowCut, capturedEnergy,capturedEnergy/particlesBelowCut <? 0.2*theCutOnP " |
---|
1434 | << particlesAboveCut << " " << particlesBelowCut << " " << capturedEnergy |
---|
1435 | << " " << capturedEnergy/particlesBelowCut << " " << 0.2*theCutOnP << G4endl; |
---|
1436 | // if(particlesAboveCut==0 && particlesBelowCut>0 && capturedEnergy/particlesBelowCut<0.2*theCutOnP) |
---|
1437 | if(particlesBelowCut>0 && capturedEnergy/particlesBelowCut<0.2*theCutOnP) |
---|
1438 | { |
---|
1439 | capture=true; |
---|
1440 | for(i = theSecondaryList.begin(); i != theSecondaryList.end(); ++i) |
---|
1441 | { |
---|
1442 | G4KineticTrack * kt = *i; |
---|
1443 | if(kt->GetState() == G4KineticTrack::inside) // capture happens only inside the nucleus |
---|
1444 | { |
---|
1445 | if((kt->GetDefinition() == G4Proton::Proton()) || |
---|
1446 | (kt->GetDefinition() == G4Neutron::Neutron())) |
---|
1447 | { |
---|
1448 | captured.push_back(kt); |
---|
1449 | kt->Hit(); // |
---|
1450 | theCapturedList.push_back(kt); |
---|
1451 | } |
---|
1452 | } |
---|
1453 | } |
---|
1454 | UpdateTracksAndCollisions(&captured, NULL, NULL); |
---|
1455 | } |
---|
1456 | |
---|
1457 | return capture; |
---|
1458 | } |
---|
1459 | |
---|
1460 | |
---|
1461 | //---------------------------------------------------------------------------- |
---|
1462 | G4bool G4BinaryCascade::CheckPauliPrinciple(G4KineticTrackVector * products) |
---|
1463 | //---------------------------------------------------------------------------- |
---|
1464 | { |
---|
1465 | G4int A = the3DNucleus->GetMassNumber(); |
---|
1466 | G4int Z = the3DNucleus->GetCharge(); |
---|
1467 | |
---|
1468 | G4FermiMomentum fermiMom; |
---|
1469 | fermiMom.Init(A, Z); |
---|
1470 | |
---|
1471 | const G4VNuclearDensity * density=the3DNucleus->GetNuclearDensity(); |
---|
1472 | |
---|
1473 | G4KineticTrackVector::iterator i; |
---|
1474 | G4ParticleDefinition * definition; |
---|
1475 | |
---|
1476 | // ------ debug |
---|
1477 | G4bool myflag = true; |
---|
1478 | // ------ end debug |
---|
1479 | // G4ThreeVector xpos(0); |
---|
1480 | for(i = products->begin(); i != products->end(); ++i) |
---|
1481 | { |
---|
1482 | definition = (*i)->GetDefinition(); |
---|
1483 | if((definition == G4Proton::Proton()) || |
---|
1484 | (definition == G4Neutron::Neutron())) |
---|
1485 | { |
---|
1486 | G4ThreeVector pos = (*i)->GetPosition(); |
---|
1487 | G4double d = density->GetDensity(pos); |
---|
1488 | // energy correspondiing to fermi momentum |
---|
1489 | G4double eFermi = std::sqrt( sqr(fermiMom.GetFermiMomentum(d)) + (*i)->Get4Momentum().mag2() ); |
---|
1490 | if( definition == G4Proton::Proton() ) |
---|
1491 | { |
---|
1492 | eFermi -= the3DNucleus->CoulombBarrier(); |
---|
1493 | } |
---|
1494 | G4LorentzVector mom = (*i)->Get4Momentum(); |
---|
1495 | // ------ debug |
---|
1496 | /* |
---|
1497 | * G4cout << "p:[" << (1/MeV)*mom.x() << " " << (1/MeV)*mom.y() << " " |
---|
1498 | * << (1/MeV)*mom.z() << "] |p3|:" |
---|
1499 | * << (1/MeV)*mom.vect().mag() << " E:" << (1/MeV)*mom.t() << " ] m: " |
---|
1500 | * << (1/MeV)*mom.mag() << " pos[" |
---|
1501 | * << (1/fermi)*pos.x() << " "<< (1/fermi)*pos.y() << " " |
---|
1502 | * << (1/fermi)*pos.z() << "] |Dpos|: " |
---|
1503 | * << (1/fermi)*(pos-xpos).mag() << " Pfermi:" |
---|
1504 | * << (1/MeV)*p << G4endl; |
---|
1505 | * xpos=pos; |
---|
1506 | */ |
---|
1507 | // ------ end debug |
---|
1508 | if(mom.e() < eFermi ) |
---|
1509 | { |
---|
1510 | // ------ debug |
---|
1511 | myflag = false; |
---|
1512 | // ------ end debug |
---|
1513 | // return false; |
---|
1514 | } |
---|
1515 | } |
---|
1516 | } |
---|
1517 | #ifdef debug_BIC_CheckPauli |
---|
1518 | if ( myflag ) |
---|
1519 | { |
---|
1520 | for(i = products->begin(); i != products->end(); ++i) |
---|
1521 | { |
---|
1522 | definition = (*i)->GetDefinition(); |
---|
1523 | if((definition == G4Proton::Proton()) || |
---|
1524 | (definition == G4Neutron::Neutron())) |
---|
1525 | { |
---|
1526 | G4ThreeVector pos = (*i)->GetPosition(); |
---|
1527 | G4double d = density->GetDensity(pos); |
---|
1528 | G4double pFermi = fermiMom.GetFermiMomentum(d); |
---|
1529 | G4LorentzVector mom = (*i)->Get4Momentum(); |
---|
1530 | G4double field =((G4RKPropagation*)thePropagator)->GetField(definition->GetPDGEncoding(),pos); |
---|
1531 | if ( mom.e()-mom.mag()+field > 160*MeV ) |
---|
1532 | { |
---|
1533 | G4cout << "momentum problem pFermi=" << pFermi |
---|
1534 | << " mom, mom.m " << mom << " " << mom.mag() |
---|
1535 | << " field " << field << G4endl; |
---|
1536 | } |
---|
1537 | } |
---|
1538 | } |
---|
1539 | } |
---|
1540 | #endif |
---|
1541 | |
---|
1542 | return myflag; |
---|
1543 | } |
---|
1544 | |
---|
1545 | //---------------------------------------------------------------------------- |
---|
1546 | void G4BinaryCascade::StepParticlesOut() |
---|
1547 | //---------------------------------------------------------------------------- |
---|
1548 | { |
---|
1549 | G4int counter=0; |
---|
1550 | G4int countreset=0; |
---|
1551 | //G4cout << " nucl. Radius " << radius << G4endl; |
---|
1552 | // G4cerr <<"pre-while- theSecondaryList "<<G4endl; |
---|
1553 | while( theSecondaryList.size() > 0 ) |
---|
1554 | { |
---|
1555 | G4int nsec=0; |
---|
1556 | G4double minTimeStep = 1.e-12*ns; // about 30*fermi/(0.1*c_light);1.e-12*ns |
---|
1557 | // i.e. a big step |
---|
1558 | std::vector<G4KineticTrack *>::iterator i; |
---|
1559 | for(i = theSecondaryList.begin(); i != theSecondaryList.end(); ++i) |
---|
1560 | { |
---|
1561 | G4KineticTrack * kt = *i; |
---|
1562 | if( kt->GetState() == G4KineticTrack::inside ) |
---|
1563 | { |
---|
1564 | nsec++; |
---|
1565 | G4double tStep(0), tdummy(0); |
---|
1566 | ((G4RKPropagation*)thePropagator)->GetSphereIntersectionTimes(kt,tdummy,tStep); |
---|
1567 | #ifdef debug_BIC_StepParticlesOut |
---|
1568 | G4cout << " minTimeStep, tStep Particle " <<minTimeStep << " " <<tStep |
---|
1569 | << " " <<kt->GetDefinition()->GetParticleName() |
---|
1570 | << " 4mom " << kt->GetTrackingMomentum()<<G4endl; |
---|
1571 | #endif |
---|
1572 | if(tStep<minTimeStep && tStep> 0 ) |
---|
1573 | { |
---|
1574 | minTimeStep = tStep; |
---|
1575 | } |
---|
1576 | } else if ( kt->GetState() != G4KineticTrack::outside ){ |
---|
1577 | PrintKTVector(&theSecondaryList, std::string(" state ERROR.....")); |
---|
1578 | throw G4HadronicException(__FILE__, __LINE__, "G4BinaryCascade::StepParticlesOut() particle not in nucleus"); |
---|
1579 | } |
---|
1580 | } |
---|
1581 | minTimeStep *= 1.2; |
---|
1582 | // G4cerr << "CaptureCount = "<<counter<<" "<<nsec<<" "<<minTimeStep<<" "<<1*ns<<G4endl; |
---|
1583 | G4double timeToCollision=DBL_MAX; |
---|
1584 | G4CollisionInitialState * nextCollision=0; |
---|
1585 | if(theCollisionMgr->Entries() > 0) |
---|
1586 | { |
---|
1587 | nextCollision = theCollisionMgr->GetNextCollision(); |
---|
1588 | timeToCollision = nextCollision->GetCollisionTime()-theCurrentTime; |
---|
1589 | G4cout << " NextCollision * , Time= " << nextCollision << " " |
---|
1590 | <<timeToCollision<< G4endl; |
---|
1591 | } |
---|
1592 | if ( timeToCollision > minTimeStep ) |
---|
1593 | { |
---|
1594 | DoTimeStep(minTimeStep); |
---|
1595 | ++counter; |
---|
1596 | } else |
---|
1597 | { |
---|
1598 | if (!DoTimeStep(timeToCollision) ) |
---|
1599 | { |
---|
1600 | // Check if nextCollision is still valid, ie. partcile did not leave nucleus |
---|
1601 | if (theCollisionMgr->GetNextCollision() != nextCollision ) |
---|
1602 | { |
---|
1603 | nextCollision = 0; |
---|
1604 | } |
---|
1605 | } |
---|
1606 | // G4cerr <<"post- DoTimeStep 3"<<G4endl; |
---|
1607 | |
---|
1608 | if(nextCollision) |
---|
1609 | { |
---|
1610 | if ( ApplyCollision(nextCollision)) |
---|
1611 | { |
---|
1612 | // G4cout << "ApplyCollision sucess " << G4endl; |
---|
1613 | } else |
---|
1614 | { |
---|
1615 | theCollisionMgr->RemoveCollision(nextCollision); |
---|
1616 | } |
---|
1617 | } |
---|
1618 | } |
---|
1619 | |
---|
1620 | if(countreset>100) |
---|
1621 | { |
---|
1622 | #ifdef debug_G4BinaryCascade |
---|
1623 | G4cerr << "G4BinaryCascade.cc: Warning - aborting looping particle(s)" << G4endl; |
---|
1624 | #endif |
---|
1625 | |
---|
1626 | // add left secondaries to FinalSate |
---|
1627 | std::vector<G4KineticTrack *>::iterator iter; |
---|
1628 | for ( iter =theSecondaryList.begin(); iter != theSecondaryList.end(); ++iter) |
---|
1629 | { |
---|
1630 | theFinalState.push_back(*iter); |
---|
1631 | } |
---|
1632 | theSecondaryList.clear(); |
---|
1633 | |
---|
1634 | break; |
---|
1635 | } |
---|
1636 | |
---|
1637 | if(Absorb()) |
---|
1638 | { |
---|
1639 | // haveProducts = true; |
---|
1640 | // G4cout << "Absorb sucess " << G4endl; |
---|
1641 | } |
---|
1642 | |
---|
1643 | if(Capture(false)) |
---|
1644 | { |
---|
1645 | // haveProducts = true; |
---|
1646 | #ifdef debug_BIC_StepParticlesOut |
---|
1647 | G4cout << "Capture sucess " << G4endl; |
---|
1648 | #endif |
---|
1649 | } |
---|
1650 | if ( counter > 100 && theCollisionMgr->Entries() == 0) // no collision, and stepping a while.... |
---|
1651 | { |
---|
1652 | #ifdef debug_1_BinaryCascade |
---|
1653 | PrintKTVector(&theSecondaryList,std::string("stepping 100 steps")); |
---|
1654 | #endif |
---|
1655 | FindCollisions(&theSecondaryList); |
---|
1656 | counter=0; |
---|
1657 | ++countreset; |
---|
1658 | } |
---|
1659 | } |
---|
1660 | // G4cerr <<"Finished capture loop "<<G4endl; |
---|
1661 | |
---|
1662 | //G4cerr <<"pre- DoTimeStep 4"<<G4endl; |
---|
1663 | DoTimeStep(DBL_MAX); |
---|
1664 | //G4cerr <<"post- DoTimeStep 4"<<G4endl; |
---|
1665 | |
---|
1666 | |
---|
1667 | } |
---|
1668 | |
---|
1669 | //---------------------------------------------------------------------------- |
---|
1670 | void G4BinaryCascade::CorrectFinalPandE() |
---|
1671 | //---------------------------------------------------------------------------- |
---|
1672 | // |
---|
1673 | // Modify momenta of outgoing particles. |
---|
1674 | // Assume two body decay, nucleus(@nominal mass) + sum of final state particles(SFSP). |
---|
1675 | // momentum of SFSP shall be less than momentum for two body decay. |
---|
1676 | // |
---|
1677 | { |
---|
1678 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1679 | G4cerr << "BIC: -CorrectFinalPandE called" << G4endl; |
---|
1680 | #endif |
---|
1681 | |
---|
1682 | if ( theFinalState.size() == 0 ) return; |
---|
1683 | |
---|
1684 | G4KineticTrackVector::iterator i; |
---|
1685 | G4LorentzVector pNucleus=GetFinal4Momentum(); |
---|
1686 | if ( pNucleus.e() == 0 ) return; // check against explicit 0 from GetNucleus4Momentum() |
---|
1687 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1688 | G4cerr << " -CorrectFinalPandE 3" << G4endl; |
---|
1689 | #endif |
---|
1690 | G4LorentzVector pFinals(0); |
---|
1691 | G4int nFinals(0); |
---|
1692 | for(i = theFinalState.begin(); i != theFinalState.end(); ++i) |
---|
1693 | { |
---|
1694 | pFinals += (*i)->Get4Momentum(); |
---|
1695 | ++nFinals; |
---|
1696 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1697 | G4cout <<"CorrectFinalPandE a final " << (*i)->GetDefinition()->GetParticleName() |
---|
1698 | << " 4mom " << (*i)->Get4Momentum()<< G4endl; |
---|
1699 | #endif |
---|
1700 | } |
---|
1701 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1702 | G4cout << "CorrectFinalPandE pN pF: " <<pNucleus << " " <<pFinals << G4endl; |
---|
1703 | #endif |
---|
1704 | G4LorentzVector pCM=pNucleus + pFinals; |
---|
1705 | |
---|
1706 | G4LorentzRotation toCMS(-pCM.boostVector()); |
---|
1707 | pFinals *=toCMS; |
---|
1708 | |
---|
1709 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1710 | G4cout << "CorrectFinalPandE pCM, CMS pCM " << pCM << " " <<toCMS*pCM<< G4endl; |
---|
1711 | G4cout << "CorrectFinal CMS pN pF " <<toCMS*pNucleus << " " |
---|
1712 | <<pFinals << G4endl |
---|
1713 | << " nucleus initial mass : " <<GetFinal4Momentum().mag() |
---|
1714 | <<" massInNucleus m(nucleus) m(finals) std::sqrt(s): " << massInNucleus << " " <<pNucleus.mag()<< " " |
---|
1715 | << pFinals.mag() << " " << pCM.mag() << G4endl; |
---|
1716 | #endif |
---|
1717 | |
---|
1718 | G4LorentzRotation toLab = toCMS.inverse(); |
---|
1719 | |
---|
1720 | G4double s = pCM.mag2(); |
---|
1721 | // G4double m10 = massInNucleus; //pNucleus.mag(); |
---|
1722 | G4double m10 = GetIonMass(currentZ,currentA); |
---|
1723 | G4double m20 = pFinals.mag(); |
---|
1724 | if( s-(m10+m20)*(m10+m20) < 0 ) |
---|
1725 | { |
---|
1726 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1727 | G4cout << "G4BinaryCascade::CorrectFinalPandE() : error! " << G4endl; |
---|
1728 | |
---|
1729 | G4cout << "not enough mass to correct: mass, A,Z, mass(nucl), mass(finals) " |
---|
1730 | << std::sqrt(-s+(m10+m20)*(m10+m20)) << " " |
---|
1731 | << currentA << " " << currentZ << " " |
---|
1732 | << m10 << " " << m20 |
---|
1733 | << G4endl; |
---|
1734 | G4cerr << " -CorrectFinalPandE 4" << G4endl; |
---|
1735 | |
---|
1736 | PrintKTVector(&theFinalState," mass problem"); |
---|
1737 | #endif |
---|
1738 | return; |
---|
1739 | } |
---|
1740 | |
---|
1741 | // Three momentum in cm system |
---|
1742 | G4double pInCM = std::sqrt((s-(m10+m20)*(m10+m20))*(s-(m10-m20)*(m10-m20))/(4.*s)); |
---|
1743 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1744 | G4cout <<" CorrectFinalPandE pInCM new, CURRENT, ratio : " << pInCM |
---|
1745 | << " " << (pFinals).vect().mag()<< " " << pInCM/(pFinals).vect().mag() << G4endl; |
---|
1746 | #endif |
---|
1747 | if ( pFinals.vect().mag() > pInCM ) |
---|
1748 | { |
---|
1749 | G4ThreeVector p3finals=pInCM*pFinals.vect().unit(); |
---|
1750 | |
---|
1751 | // G4ThreeVector deltap=(p3finals - pFinals.vect() ) / nFinals; |
---|
1752 | G4double factor=std::max(0.98,pInCM/pFinals.vect().mag()); // small correction |
---|
1753 | G4LorentzVector qFinals(0); |
---|
1754 | for(i = theFinalState.begin(); i != theFinalState.end(); ++i) |
---|
1755 | { |
---|
1756 | // G4ThreeVector p3((toCMS*(*i)->Get4Momentum()).vect() + deltap); |
---|
1757 | G4ThreeVector p3(factor*(toCMS*(*i)->Get4Momentum()).vect()); |
---|
1758 | G4LorentzVector p(p3,std::sqrt((*i)->Get4Momentum().mag2() + p3.mag2())); |
---|
1759 | qFinals += p; |
---|
1760 | p *= toLab; |
---|
1761 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1762 | G4cout << " final p corrected: " << p << G4endl; |
---|
1763 | #endif |
---|
1764 | (*i)->Set4Momentum(p); |
---|
1765 | } |
---|
1766 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1767 | G4cout << "CorrectFinalPandE nucleus corrected mass : " << GetFinal4Momentum() << " " |
---|
1768 | <<GetFinal4Momentum().mag() << G4endl |
---|
1769 | << " CMS pFinals , mag, 3.mag : " << qFinals << " " << qFinals.mag() << " " << qFinals.vect().mag()<< G4endl; |
---|
1770 | G4cerr << " -CorrectFinalPandE 5 " << factor << G4endl; |
---|
1771 | #endif |
---|
1772 | } |
---|
1773 | #ifdef debug_BIC_CorrectFinalPandE |
---|
1774 | else { G4cerr << " -CorrectFinalPandE 6 - no correction done" << G4endl; } |
---|
1775 | #endif |
---|
1776 | |
---|
1777 | } |
---|
1778 | |
---|
1779 | //---------------------------------------------------------------------------- |
---|
1780 | void G4BinaryCascade::UpdateTracksAndCollisions( |
---|
1781 | //---------------------------------------------------------------------------- |
---|
1782 | G4KineticTrackVector * oldSecondaries, |
---|
1783 | G4KineticTrackVector * oldTarget, |
---|
1784 | G4KineticTrackVector * newSecondaries) |
---|
1785 | { |
---|
1786 | // G4cout << "Entering ... "<<oldTarget<<G4endl; |
---|
1787 | std::vector<G4KineticTrack *>::iterator iter1, iter2; |
---|
1788 | |
---|
1789 | // remove old secondaries from the secondary list |
---|
1790 | if(oldSecondaries) |
---|
1791 | { |
---|
1792 | if(!oldSecondaries->empty()) |
---|
1793 | { |
---|
1794 | for(iter1 = oldSecondaries->begin(); iter1 != oldSecondaries->end(); |
---|
1795 | ++iter1) |
---|
1796 | { |
---|
1797 | iter2 = std::find(theSecondaryList.begin(), theSecondaryList.end(), |
---|
1798 | *iter1); |
---|
1799 | if ( iter2 != theSecondaryList.end() ) theSecondaryList.erase(iter2); |
---|
1800 | } |
---|
1801 | theCollisionMgr->RemoveTracksCollisions(oldSecondaries); |
---|
1802 | } |
---|
1803 | } |
---|
1804 | |
---|
1805 | // remove old target from the target list |
---|
1806 | if(oldTarget) |
---|
1807 | { |
---|
1808 | // G4cout << "################## Debugging 0 "<<G4endl; |
---|
1809 | if(oldTarget->size()!=0) |
---|
1810 | { |
---|
1811 | |
---|
1812 | // G4cout << "################## Debugging 1 "<<oldTarget->size()<<G4endl; |
---|
1813 | for(iter1 = oldTarget->begin(); iter1 != oldTarget->end(); ++iter1) |
---|
1814 | { |
---|
1815 | iter2 = std::find(theTargetList.begin(), theTargetList.end(), |
---|
1816 | *iter1); |
---|
1817 | theTargetList.erase(iter2); |
---|
1818 | } |
---|
1819 | theCollisionMgr->RemoveTracksCollisions(oldTarget); |
---|
1820 | } |
---|
1821 | } |
---|
1822 | |
---|
1823 | if(newSecondaries) |
---|
1824 | { |
---|
1825 | if(!newSecondaries->empty()) |
---|
1826 | { |
---|
1827 | // insert new secondaries in the secondary list |
---|
1828 | for(iter1 = newSecondaries->begin(); iter1 != newSecondaries->end(); |
---|
1829 | ++iter1) |
---|
1830 | { |
---|
1831 | theSecondaryList.push_back(*iter1); |
---|
1832 | } |
---|
1833 | // look for collisions of new secondaries |
---|
1834 | FindCollisions(newSecondaries); |
---|
1835 | } |
---|
1836 | } |
---|
1837 | // G4cout << "Exiting ... "<<oldTarget<<G4endl; |
---|
1838 | } |
---|
1839 | |
---|
1840 | |
---|
1841 | class SelectFromKTV |
---|
1842 | { |
---|
1843 | private: |
---|
1844 | G4KineticTrackVector * ktv; |
---|
1845 | G4KineticTrack::CascadeState wanted_state; |
---|
1846 | public: |
---|
1847 | SelectFromKTV(G4KineticTrackVector * out, G4KineticTrack::CascadeState astate) |
---|
1848 | : |
---|
1849 | ktv(out), wanted_state(astate) |
---|
1850 | {}; |
---|
1851 | void operator() (G4KineticTrack *& kt) const |
---|
1852 | { |
---|
1853 | if ( (kt)->GetState() == wanted_state ) ktv->push_back(kt); |
---|
1854 | }; |
---|
1855 | }; |
---|
1856 | |
---|
1857 | |
---|
1858 | |
---|
1859 | //---------------------------------------------------------------------------- |
---|
1860 | G4bool G4BinaryCascade::DoTimeStep(G4double theTimeStep) |
---|
1861 | //---------------------------------------------------------------------------- |
---|
1862 | { |
---|
1863 | |
---|
1864 | #ifdef debug_BIC_DoTimeStep |
---|
1865 | G4ping debug("debug_G4BinaryCascade"); |
---|
1866 | debug.push_back("======> DoTimeStep 1"); debug.dump(); |
---|
1867 | G4cerr <<"G4BinaryCascade::DoTimeStep: enter step="<< theTimeStep |
---|
1868 | << " , time="<<theCurrentTime << G4endl; |
---|
1869 | PrintKTVector(&theSecondaryList, std::string("DoTimeStep - theSecondaryList")); |
---|
1870 | //PrintKTVector(&theTargetList, std::string("DoTimeStep - theTargetList")); |
---|
1871 | #endif |
---|
1872 | |
---|
1873 | G4bool success=true; |
---|
1874 | std::vector<G4KineticTrack *>::iterator iter; |
---|
1875 | |
---|
1876 | G4KineticTrackVector * kt_outside = new G4KineticTrackVector; |
---|
1877 | std::for_each( theSecondaryList.begin(),theSecondaryList.end(), |
---|
1878 | SelectFromKTV(kt_outside,G4KineticTrack::outside)); |
---|
1879 | //PrintKTVector(kt_outside, std::string("DoTimeStep - found outside")); |
---|
1880 | |
---|
1881 | G4KineticTrackVector * kt_inside = new G4KineticTrackVector; |
---|
1882 | std::for_each( theSecondaryList.begin(),theSecondaryList.end(), |
---|
1883 | SelectFromKTV(kt_inside, G4KineticTrack::inside)); |
---|
1884 | // PrintKTVector(kt_inside, std::string("DoTimeStep - found inside")); |
---|
1885 | //----- |
---|
1886 | G4KineticTrackVector dummy; // needed for re-usability |
---|
1887 | #ifdef debug_BIC_DoTimeStep |
---|
1888 | G4cout << "NOW WE ARE ENTERING THE TRANSPORT"<<G4endl; |
---|
1889 | #endif |
---|
1890 | |
---|
1891 | // =================== Here we move the particles =================== |
---|
1892 | |
---|
1893 | thePropagator->Transport(theSecondaryList, dummy, theTimeStep); |
---|
1894 | |
---|
1895 | // =================== Here we move the particles =================== |
---|
1896 | |
---|
1897 | //------ |
---|
1898 | |
---|
1899 | theMomentumTransfer += thePropagator->GetMomentumTransfer(); |
---|
1900 | #ifdef debug_BIC_DoTimeStep |
---|
1901 | G4cout << "DoTimeStep : theMomentumTransfer = " << theMomentumTransfer << G4endl; |
---|
1902 | PrintKTVector(&theSecondaryList, std::string("DoTimeStep - secondaries aft trsprt")); |
---|
1903 | #endif |
---|
1904 | |
---|
1905 | // Partclies which went INTO nucleus |
---|
1906 | |
---|
1907 | G4KineticTrackVector * kt_gone_in = new G4KineticTrackVector; |
---|
1908 | std::for_each( kt_outside->begin(),kt_outside->end(), |
---|
1909 | SelectFromKTV(kt_gone_in,G4KineticTrack::inside)); |
---|
1910 | // PrintKTVector(kt_gone_in, std::string("DoTimeStep - gone in")); |
---|
1911 | |
---|
1912 | |
---|
1913 | // Partclies which went OUT OF nucleus |
---|
1914 | G4KineticTrackVector * kt_gone_out = new G4KineticTrackVector; |
---|
1915 | std::for_each( kt_inside->begin(),kt_inside->end(), |
---|
1916 | SelectFromKTV(kt_gone_out, G4KineticTrack::gone_out)); |
---|
1917 | |
---|
1918 | // PrintKTVector(kt_gone_out, std::string("DoTimeStep - gone out")); |
---|
1919 | |
---|
1920 | G4KineticTrackVector *fail=CorrectBarionsOnBoundary(kt_gone_in,kt_gone_out); |
---|
1921 | |
---|
1922 | if ( fail ) |
---|
1923 | { |
---|
1924 | // some particle(s) supposed to enter/leave were miss_nucleus/captured by the correction |
---|
1925 | kt_gone_in->clear(); |
---|
1926 | std::for_each( kt_outside->begin(),kt_outside->end(), |
---|
1927 | SelectFromKTV(kt_gone_in,G4KineticTrack::inside)); |
---|
1928 | |
---|
1929 | kt_gone_out->clear(); |
---|
1930 | std::for_each( kt_inside->begin(),kt_inside->end(), |
---|
1931 | SelectFromKTV(kt_gone_out, G4KineticTrack::gone_out)); |
---|
1932 | |
---|
1933 | #ifdef debug_BIC_DoTimeStep |
---|
1934 | PrintKTVector(fail,std::string(" Failed to go in/out -> miss_nucleus/captured")); |
---|
1935 | PrintKTVector(kt_gone_in, std::string("recreated kt_gone_in")); |
---|
1936 | PrintKTVector(kt_gone_out, std::string("recreated kt_gone_out")); |
---|
1937 | #endif |
---|
1938 | delete fail; |
---|
1939 | } |
---|
1940 | |
---|
1941 | // Add tracks missing nucleus and tracks going straight though to addFinals |
---|
1942 | std::for_each( kt_outside->begin(),kt_outside->end(), |
---|
1943 | SelectFromKTV(kt_gone_out,G4KineticTrack::miss_nucleus)); |
---|
1944 | //PrintKTVector(kt_gone_out, std::string("miss to append to final state..")); |
---|
1945 | std::for_each( kt_outside->begin(),kt_outside->end(), |
---|
1946 | SelectFromKTV(kt_gone_out,G4KineticTrack::gone_out)); |
---|
1947 | |
---|
1948 | #ifdef debug_BIC_DoTimeStep |
---|
1949 | PrintKTVector(kt_gone_out, std::string("append to final state..")); |
---|
1950 | #endif |
---|
1951 | |
---|
1952 | theFinalState.insert(theFinalState.end(), |
---|
1953 | kt_gone_out->begin(),kt_gone_out->end()); |
---|
1954 | |
---|
1955 | // Partclies which could not leave nucleus, captured... |
---|
1956 | G4KineticTrackVector * kt_captured = new G4KineticTrackVector; |
---|
1957 | std::for_each( theSecondaryList.begin(),theSecondaryList.end(), |
---|
1958 | SelectFromKTV(kt_captured, G4KineticTrack::captured)); |
---|
1959 | |
---|
1960 | // Check no track is part in next collision, ie. |
---|
1961 | // this step was to far, and collisions should not occur any more |
---|
1962 | |
---|
1963 | if ( theCollisionMgr->Entries()> 0 ) |
---|
1964 | { |
---|
1965 | if (kt_gone_out->size() ) |
---|
1966 | { |
---|
1967 | G4KineticTrack * nextPrimary = theCollisionMgr->GetNextCollision()->GetPrimary(); |
---|
1968 | iter = std::find(kt_gone_out->begin(),kt_gone_out->end(),nextPrimary); |
---|
1969 | if ( iter != kt_gone_out->end() ) |
---|
1970 | { |
---|
1971 | success=false; |
---|
1972 | #ifdef debug_BIC_DoTimeStep |
---|
1973 | G4cout << " DoTimeStep - WARNING: deleting current collision!" << G4endl; |
---|
1974 | #endif |
---|
1975 | } |
---|
1976 | } |
---|
1977 | if ( kt_captured->size() ) |
---|
1978 | { |
---|
1979 | G4KineticTrack * nextPrimary = theCollisionMgr->GetNextCollision()->GetPrimary(); |
---|
1980 | iter = std::find(kt_captured->begin(),kt_captured->end(),nextPrimary); |
---|
1981 | if ( iter != kt_captured->end() ) |
---|
1982 | { |
---|
1983 | success=false; |
---|
1984 | #ifdef debug_BIC_DoTimeStep |
---|
1985 | G4cout << " DoTimeStep - WARNING: deleting current collision!" << G4endl; |
---|
1986 | #endif |
---|
1987 | } |
---|
1988 | } |
---|
1989 | |
---|
1990 | } |
---|
1991 | // PrintKTVector(kt_gone_out," kt_gone_out be4 updatetrack..."); |
---|
1992 | UpdateTracksAndCollisions(kt_gone_out,0 ,0); |
---|
1993 | |
---|
1994 | |
---|
1995 | if ( kt_captured->size() ) |
---|
1996 | { |
---|
1997 | theCapturedList.insert(theCapturedList.end(), |
---|
1998 | kt_captured->begin(),kt_captured->end()); |
---|
1999 | //should be std::for_each(kt_captured->begin(),kt_captured->end(), |
---|
2000 | // std::mem_fun(&G4KineticTrack::Hit)); |
---|
2001 | // but VC 6 requires: |
---|
2002 | std::vector<G4KineticTrack *>::iterator i_captured; |
---|
2003 | for(i_captured=kt_captured->begin();i_captured!=kt_captured->end();i_captured++) |
---|
2004 | { |
---|
2005 | (*i_captured)->Hit(); |
---|
2006 | } |
---|
2007 | // PrintKTVector(kt_captured," kt_captured be4 updatetrack..."); |
---|
2008 | UpdateTracksAndCollisions(kt_captured, NULL, NULL); |
---|
2009 | } |
---|
2010 | |
---|
2011 | #ifdef debug_G4BinaryCascade |
---|
2012 | delete kt_inside; |
---|
2013 | kt_inside = new G4KineticTrackVector; |
---|
2014 | std::for_each( theSecondaryList.begin(),theSecondaryList.end(), |
---|
2015 | SelectFromKTV(kt_inside, G4KineticTrack::inside)); |
---|
2016 | if ( currentZ != (GetTotalCharge(theTargetList) |
---|
2017 | + GetTotalCharge(theCapturedList) |
---|
2018 | + GetTotalCharge(*kt_inside)) ) |
---|
2019 | { |
---|
2020 | G4cout << " error-DoTimeStep aft, A, Z: " << currentA << " " << currentZ |
---|
2021 | << " sum(tgt,capt,active) " |
---|
2022 | << GetTotalCharge(theTargetList) + GetTotalCharge(theCapturedList) + GetTotalCharge(*kt_inside) |
---|
2023 | << " targets: " << GetTotalCharge(theTargetList) |
---|
2024 | << " captured: " << GetTotalCharge(theCapturedList) |
---|
2025 | << " active: " << GetTotalCharge(*kt_inside) |
---|
2026 | << G4endl; |
---|
2027 | } |
---|
2028 | #endif |
---|
2029 | |
---|
2030 | delete kt_inside; |
---|
2031 | delete kt_outside; |
---|
2032 | delete kt_captured; |
---|
2033 | delete kt_gone_in; |
---|
2034 | delete kt_gone_out; |
---|
2035 | |
---|
2036 | // G4cerr <<"G4BinaryCascade::DoTimeStep: exit "<<G4endl; |
---|
2037 | theCurrentTime += theTimeStep; |
---|
2038 | |
---|
2039 | //debug.push_back("======> DoTimeStep 2"); debug.dump(); |
---|
2040 | return success; |
---|
2041 | |
---|
2042 | } |
---|
2043 | |
---|
2044 | //---------------------------------------------------------------------------- |
---|
2045 | G4KineticTrackVector* G4BinaryCascade::CorrectBarionsOnBoundary( |
---|
2046 | G4KineticTrackVector *in, |
---|
2047 | G4KineticTrackVector *out) |
---|
2048 | //---------------------------------------------------------------------------- |
---|
2049 | { |
---|
2050 | G4KineticTrackVector * kt_fail(0); |
---|
2051 | std::vector<G4KineticTrack *>::iterator iter; |
---|
2052 | // G4cout << "CorrectBarionsOnBoundary,currentZ,currentA," |
---|
2053 | // << currentZ << " "<< currentA << G4endl; |
---|
2054 | if (in->size()) |
---|
2055 | { |
---|
2056 | G4int secondaries_in(0); |
---|
2057 | G4int secondaryBarions_in(0); |
---|
2058 | G4int secondaryCharge_in(0); |
---|
2059 | G4double secondaryMass_in(0); |
---|
2060 | |
---|
2061 | for ( iter =in->begin(); iter != in->end(); ++iter) |
---|
2062 | { |
---|
2063 | ++secondaries_in; |
---|
2064 | secondaryCharge_in += G4lrint((*iter)->GetDefinition()->GetPDGCharge()); |
---|
2065 | if ((*iter)->GetDefinition()->GetBaryonNumber()!=0 ) |
---|
2066 | { |
---|
2067 | secondaryBarions_in += (*iter)->GetDefinition()->GetBaryonNumber(); |
---|
2068 | if((*iter)->GetDefinition() == G4Neutron::Neutron() || |
---|
2069 | (*iter)->GetDefinition() == G4Proton::Proton() ) |
---|
2070 | { |
---|
2071 | secondaryMass_in += (*iter)->GetDefinition()->GetPDGMass(); |
---|
2072 | } else { |
---|
2073 | secondaryMass_in += G4Proton::Proton()->GetPDGMass(); |
---|
2074 | } |
---|
2075 | } |
---|
2076 | } |
---|
2077 | G4double mass_initial= GetIonMass(currentZ,currentA); |
---|
2078 | |
---|
2079 | currentZ += secondaryCharge_in; |
---|
2080 | currentA += secondaryBarions_in; |
---|
2081 | |
---|
2082 | // G4cout << "CorrectBarionsOnBoundary,secondaryCharge_in, secondaryBarions_in " |
---|
2083 | // << secondaryCharge_in << " "<< secondaryBarions_in << G4endl; |
---|
2084 | |
---|
2085 | G4double mass_final= GetIonMass(currentZ,currentA); |
---|
2086 | |
---|
2087 | G4double correction= secondaryMass_in + mass_initial - mass_final; |
---|
2088 | if (secondaries_in>1) |
---|
2089 | {correction /= secondaries_in;} |
---|
2090 | |
---|
2091 | #ifdef debug_BIC_CorrectBarionsOnBoundary |
---|
2092 | G4cout << "CorrectBarionsOnBoundary,currentZ,currentA," |
---|
2093 | << "secondaryCharge_in,secondaryBarions_in," |
---|
2094 | << "energy correction,m_secondry,m_nucl_init,m_nucl_final " |
---|
2095 | << currentZ << " "<< currentA <<" " |
---|
2096 | << secondaryCharge_in<<" "<<secondaryBarions_in<<" " |
---|
2097 | << correction << " " |
---|
2098 | << secondaryMass_in << " " |
---|
2099 | << mass_initial << " " |
---|
2100 | << mass_final << " " |
---|
2101 | << G4endl; |
---|
2102 | PrintKTVector(in,std::string("in be4 correction")); |
---|
2103 | #endif |
---|
2104 | |
---|
2105 | for ( iter = in->begin(); iter != in->end(); ++iter) |
---|
2106 | { |
---|
2107 | if ((*iter)->GetTrackingMomentum().e()+correction > (*iter)->GetActualMass()) |
---|
2108 | { |
---|
2109 | (*iter)->UpdateTrackingMomentum((*iter)->GetTrackingMomentum().e() + correction); |
---|
2110 | } else { |
---|
2111 | //particle cannot go in, put to miss_nucleus |
---|
2112 | G4RKPropagation * RKprop=(G4RKPropagation *)thePropagator; |
---|
2113 | (*iter)->SetState(G4KineticTrack::miss_nucleus); |
---|
2114 | // Undo correction for Colomb Barrier |
---|
2115 | G4double barrier=RKprop->GetBarrier((*iter)->GetDefinition()->GetPDGEncoding()); |
---|
2116 | (*iter)->UpdateTrackingMomentum((*iter)->GetTrackingMomentum().e() + barrier); |
---|
2117 | if ( ! kt_fail ) kt_fail=new G4KineticTrackVector; |
---|
2118 | kt_fail->push_back(*iter); |
---|
2119 | currentZ -= G4lrint((*iter)->GetDefinition()->GetPDGCharge()); |
---|
2120 | currentA -= (*iter)->GetDefinition()->GetBaryonNumber(); |
---|
2121 | |
---|
2122 | } |
---|
2123 | |
---|
2124 | } |
---|
2125 | #ifdef debug_BIC_CorrectBarionsOnBoundary |
---|
2126 | G4cout << " CorrectBarionsOnBoundary, aft, A, Z, sec-Z,A,m,m_in_nucleus " |
---|
2127 | << currentA << " " << currentZ << " " |
---|
2128 | << secondaryCharge_in << " " << secondaryBarions_in << " " |
---|
2129 | << secondaryMass_in << " " |
---|
2130 | << G4endl; |
---|
2131 | PrintKTVector(in,std::string("in AFT correction")); |
---|
2132 | #endif |
---|
2133 | |
---|
2134 | } |
---|
2135 | //---------------------------------------------- |
---|
2136 | if (out->size()) |
---|
2137 | { |
---|
2138 | G4int secondaries_out(0); |
---|
2139 | G4int secondaryBarions_out(0); |
---|
2140 | G4int secondaryCharge_out(0); |
---|
2141 | G4double secondaryMass_out(0); |
---|
2142 | |
---|
2143 | for ( iter =out->begin(); iter != out->end(); ++iter) |
---|
2144 | { |
---|
2145 | ++secondaries_out; |
---|
2146 | secondaryCharge_out += G4lrint((*iter)->GetDefinition()->GetPDGCharge()); |
---|
2147 | if ((*iter)->GetDefinition()->GetBaryonNumber() !=0 ) |
---|
2148 | { |
---|
2149 | secondaryBarions_out += (*iter)->GetDefinition()->GetBaryonNumber(); |
---|
2150 | if((*iter)->GetDefinition() == G4Neutron::Neutron() || |
---|
2151 | (*iter)->GetDefinition() == G4Proton::Proton() ) |
---|
2152 | { |
---|
2153 | secondaryMass_out += (*iter)->GetDefinition()->GetPDGMass(); |
---|
2154 | } else { |
---|
2155 | secondaryMass_out += G4Neutron::Neutron()->GetPDGMass(); |
---|
2156 | } |
---|
2157 | } |
---|
2158 | } |
---|
2159 | |
---|
2160 | G4double mass_initial= GetIonMass(currentZ,currentA); |
---|
2161 | currentA -=secondaryBarions_out; |
---|
2162 | currentZ -=secondaryCharge_out; |
---|
2163 | |
---|
2164 | // G4cout << "CorrectBarionsOnBoundary,secondaryCharge_out, secondaryBarions_out" |
---|
2165 | // << secondaryCharge_out << " "<< secondaryBarions_out << G4endl; |
---|
2166 | |
---|
2167 | // a delta minus will do currentZ < 0 in light nuclei |
---|
2168 | // if (currentA < 0 || currentZ < 0 ) |
---|
2169 | if (currentA < 0 ) |
---|
2170 | { |
---|
2171 | G4cerr << "G4BinaryCascade - secondaryBarions_out,secondaryCharge_out " << |
---|
2172 | secondaryBarions_out << " " << secondaryCharge_out << G4endl; |
---|
2173 | PrintKTVector(&theTargetList,"CorrectBarionsOnBoundary Target"); |
---|
2174 | PrintKTVector(&theCapturedList,"CorrectBarionsOnBoundary Captured"); |
---|
2175 | PrintKTVector(&theSecondaryList,"CorrectBarionsOnBoundary Secondaries"); |
---|
2176 | G4cerr << "G4BinaryCascade - currentA, currentZ " << currentA << " " << currentZ << G4endl; |
---|
2177 | throw G4HadronicException(__FILE__, __LINE__, "G4BinaryCascade::CorrectBarionsOnBoundary() - fatal error"); |
---|
2178 | } |
---|
2179 | G4double mass_final=GetIonMass(currentZ,currentA); |
---|
2180 | G4double correction= mass_initial - mass_final - secondaryMass_out; |
---|
2181 | |
---|
2182 | if (secondaries_out>1) correction /= secondaries_out; |
---|
2183 | #ifdef debug_BIC_CorrectBarionsOnBoundary |
---|
2184 | G4cout << "DoTimeStep,currentZ,currentA," |
---|
2185 | << "secondaries_out," |
---|
2186 | <<"secondaryCharge_out,secondaryBarions_out," |
---|
2187 | <<"energy correction,m_secondry,m_nucl_init,m_nucl_final " |
---|
2188 | << " "<< currentZ << " "<< currentA <<" " |
---|
2189 | << secondaries_out << " " |
---|
2190 | << secondaryCharge_out<<" "<<secondaryBarions_out<<" " |
---|
2191 | << correction << " " |
---|
2192 | << secondaryMass_out << " " |
---|
2193 | << mass_initial << " " |
---|
2194 | << mass_final << " " |
---|
2195 | << G4endl; |
---|
2196 | PrintKTVector(out,std::string("out be4 correction")); |
---|
2197 | #endif |
---|
2198 | |
---|
2199 | for ( iter = out->begin(); iter != out->end(); ++iter) |
---|
2200 | { |
---|
2201 | if ((*iter)->GetTrackingMomentum().e()+correction > (*iter)->GetActualMass()) |
---|
2202 | { |
---|
2203 | (*iter)->UpdateTrackingMomentum((*iter)->GetTrackingMomentum().e() + correction); |
---|
2204 | } else |
---|
2205 | { |
---|
2206 | // particle cannot go out due to change of nuclear potential! |
---|
2207 | // capture protons and neutrons; |
---|
2208 | if(((*iter)->GetDefinition() == G4Proton::Proton()) || |
---|
2209 | ((*iter)->GetDefinition() == G4Neutron::Neutron())) |
---|
2210 | { |
---|
2211 | G4RKPropagation * RKprop=(G4RKPropagation *)thePropagator; |
---|
2212 | (*iter)->SetState(G4KineticTrack::captured); |
---|
2213 | // Undo correction for Colomb Barrier |
---|
2214 | G4double barrier=RKprop->GetBarrier((*iter)->GetDefinition()->GetPDGEncoding()); |
---|
2215 | (*iter)->UpdateTrackingMomentum((*iter)->GetTrackingMomentum().e() - barrier); |
---|
2216 | if ( kt_fail == 0 ) kt_fail=new G4KineticTrackVector; |
---|
2217 | kt_fail->push_back(*iter); |
---|
2218 | currentZ += G4lrint((*iter)->GetDefinition()->GetPDGCharge()); |
---|
2219 | currentA += (*iter)->GetDefinition()->GetBaryonNumber(); |
---|
2220 | } |
---|
2221 | #ifdef debug_BIC_CorrectBarionsOnBoundary |
---|
2222 | else |
---|
2223 | { |
---|
2224 | G4cout << "Not correcting outgoing " << *iter << " " |
---|
2225 | << (*iter)->GetDefinition()->GetPDGEncoding() << " " |
---|
2226 | << (*iter)->GetDefinition()->GetParticleName() << G4endl; |
---|
2227 | PrintKTVector(out,std::string("outgoing, one not corrected")); |
---|
2228 | } |
---|
2229 | #endif |
---|
2230 | } |
---|
2231 | } |
---|
2232 | |
---|
2233 | #ifdef debug_BIC_CorrectBarionsOnBoundary |
---|
2234 | PrintKTVector(out,std::string("out AFTER correction")); |
---|
2235 | G4cout << " DoTimeStep, nucl-update, A, Z, sec-Z,A,m,m_in_nucleus, table-mass, delta " |
---|
2236 | << currentA << " "<< currentZ << " " |
---|
2237 | << secondaryCharge_out << " "<< secondaryBarions_out << " "<< |
---|
2238 | secondaryMass_out << " " |
---|
2239 | << massInNucleus << " " |
---|
2240 | << G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(currentZ,currentA) |
---|
2241 | << " " << massInNucleus -G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(currentZ,currentA) |
---|
2242 | << G4endl; |
---|
2243 | #endif |
---|
2244 | } |
---|
2245 | |
---|
2246 | return kt_fail; |
---|
2247 | } |
---|
2248 | |
---|
2249 | |
---|
2250 | //---------------------------------------------------------------------------- |
---|
2251 | |
---|
2252 | G4Fragment * G4BinaryCascade::FindFragments() |
---|
2253 | //---------------------------------------------------------------------------- |
---|
2254 | { |
---|
2255 | |
---|
2256 | G4int a = theTargetList.size()+theCapturedList.size(); |
---|
2257 | #ifdef debug_BIC_FindFragments |
---|
2258 | G4cout << "target, captured, secondary: " |
---|
2259 | << theTargetList.size() << " " |
---|
2260 | << theCapturedList.size()<< " " |
---|
2261 | << theSecondaryList.size() |
---|
2262 | << G4endl; |
---|
2263 | #endif |
---|
2264 | G4int zTarget = 0; |
---|
2265 | G4KineticTrackVector::iterator i; |
---|
2266 | for(i = theTargetList.begin(); i != theTargetList.end(); ++i) |
---|
2267 | { |
---|
2268 | if((*i)->GetDefinition()->GetPDGCharge() == eplus) |
---|
2269 | { |
---|
2270 | zTarget++; |
---|
2271 | } |
---|
2272 | } |
---|
2273 | |
---|
2274 | G4int zCaptured = 0; |
---|
2275 | G4LorentzVector CapturedMomentum=0; |
---|
2276 | for(i = theCapturedList.begin(); i != theCapturedList.end(); ++i) |
---|
2277 | { |
---|
2278 | CapturedMomentum += (*i)->Get4Momentum(); |
---|
2279 | if((*i)->GetDefinition()->GetPDGCharge() == eplus) |
---|
2280 | { |
---|
2281 | zCaptured++; |
---|
2282 | } |
---|
2283 | } |
---|
2284 | |
---|
2285 | G4int z = zTarget+zCaptured; |
---|
2286 | |
---|
2287 | #ifdef debug_G4BinaryCascade |
---|
2288 | if ( z != (GetTotalCharge(theTargetList) + GetTotalCharge(theCapturedList)) ) |
---|
2289 | { |
---|
2290 | G4cout << " FindFragment Counting error z a " << z << " " <<a << " " |
---|
2291 | << GetTotalCharge(theTargetList) << " " << GetTotalCharge(theCapturedList)<< |
---|
2292 | G4endl; |
---|
2293 | PrintKTVector(&theTargetList, std::string("theTargetList")); |
---|
2294 | PrintKTVector(&theCapturedList, std::string("theCapturedList")); |
---|
2295 | } |
---|
2296 | #endif |
---|
2297 | //debug |
---|
2298 | /* |
---|
2299 | * G4cout << " Fragment mass table / real " |
---|
2300 | * << G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(z, a) |
---|
2301 | * << " / " << GetFinal4Momentum().mag() |
---|
2302 | * << " difference " |
---|
2303 | * << GetFinal4Momentum().mag() - G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(z, a) |
---|
2304 | * << G4endl; |
---|
2305 | */ |
---|
2306 | // |
---|
2307 | // if(getenv("BCDEBUG") ) G4cerr << "Fragment A, Z "<< a <<" "<< z<<G4endl; |
---|
2308 | if ( z < 1 ) return 0; |
---|
2309 | |
---|
2310 | G4int holes = the3DNucleus->GetMassNumber() - theTargetList.size(); |
---|
2311 | G4int excitons = theCapturedList.size(); |
---|
2312 | #ifdef debug_BIC_FindFragments |
---|
2313 | G4cout << "Fragment: a= " << a |
---|
2314 | << " z= " << z |
---|
2315 | << " particles= " << excitons |
---|
2316 | << " Charged= " << zCaptured |
---|
2317 | << " holes= " << holes |
---|
2318 | << " excitE= " <<GetExcitationEnergy() |
---|
2319 | << " Final4Momentum= " << GetFinalNucleusMomentum() |
---|
2320 | << " capturMomentum= " << CapturedMomentum |
---|
2321 | << G4endl; |
---|
2322 | #endif |
---|
2323 | |
---|
2324 | G4Fragment * fragment = new G4Fragment(a,z,GetFinalNucleusMomentum()); |
---|
2325 | fragment->SetNumberOfHoles(holes); |
---|
2326 | |
---|
2327 | //GF fragment->SetNumberOfParticles(excitons-holes); |
---|
2328 | fragment->SetNumberOfParticles(excitons); |
---|
2329 | fragment->SetNumberOfCharged(zCaptured); |
---|
2330 | G4ParticleDefinition * aIonDefinition = |
---|
2331 | G4ParticleTable::GetParticleTable()->FindIon(a,z,0,z); |
---|
2332 | fragment->SetParticleDefinition(aIonDefinition); |
---|
2333 | |
---|
2334 | return fragment; |
---|
2335 | } |
---|
2336 | |
---|
2337 | //---------------------------------------------------------------------------- |
---|
2338 | |
---|
2339 | G4LorentzVector G4BinaryCascade::GetFinal4Momentum() |
---|
2340 | //---------------------------------------------------------------------------- |
---|
2341 | { |
---|
2342 | // the initial 3-momentum will differ from 0, if nucleus created by string model. |
---|
2343 | G4LorentzVector final4Momentum = theInitial4Mom; |
---|
2344 | G4KineticTrackVector::iterator i; |
---|
2345 | for(i = theProjectileList.begin() ; i != theProjectileList.end(); ++i) |
---|
2346 | { |
---|
2347 | final4Momentum += (*i)->GetTrackingMomentum(); |
---|
2348 | //G4cout << "Initial state: "<<(*i)->Get4Momentum()<<G4endl; |
---|
2349 | } |
---|
2350 | for(i = theFinalState.begin(); i != theFinalState.end(); ++i) |
---|
2351 | { |
---|
2352 | final4Momentum -= (*i)->Get4Momentum(); |
---|
2353 | } |
---|
2354 | |
---|
2355 | if((final4Momentum.vect()/final4Momentum.e()).mag()>1.0 && currentA > 0) |
---|
2356 | { |
---|
2357 | # ifdef debug_BIC_Final4Momentum |
---|
2358 | G4cerr << G4endl; |
---|
2359 | G4cerr << "G4BinaryCascade::GetFinal4Momentum - Fatal"<<G4endl; |
---|
2360 | G4KineticTrackVector::iterator i; |
---|
2361 | G4cerr <<" Initial nucleus "<<theInitial4Mom<<G4endl; |
---|
2362 | for(i = theProjectileList.begin() ; i != theProjectileList.end(); ++i) |
---|
2363 | { |
---|
2364 | G4cerr << " Initial state (get4M), (trackingM): " |
---|
2365 | <<(*i)->Get4Momentum()<<", " << (*i)->GetTrackingMomentum() <<"," |
---|
2366 | <<(*i)->GetDefinition()->GetParticleName()<<G4endl; |
---|
2367 | } |
---|
2368 | for(i = theFinalState.begin(); i != theFinalState.end(); ++i) |
---|
2369 | { |
---|
2370 | G4cerr <<" Final state: "<<(*i)->Get4Momentum()<<(*i)->GetDefinition()->GetParticleName()<<G4endl; |
---|
2371 | } |
---|
2372 | G4cerr<< " Final4Momentum = "<<final4Momentum <<" "<<final4Momentum.m()<<G4endl; |
---|
2373 | G4cerr <<" current A, Z = "<< currentA<<", "<<currentZ<<G4endl; |
---|
2374 | G4cerr << G4endl; |
---|
2375 | # endif |
---|
2376 | |
---|
2377 | final4Momentum=G4LorentzVector(0); |
---|
2378 | } |
---|
2379 | return final4Momentum; |
---|
2380 | } |
---|
2381 | |
---|
2382 | //---------------------------------------------------------------------------- |
---|
2383 | G4LorentzVector G4BinaryCascade::GetFinalNucleusMomentum() |
---|
2384 | //---------------------------------------------------------------------------- |
---|
2385 | { |
---|
2386 | // return momentum of nucleus for use with precompound model; also keep transformation to |
---|
2387 | // apply to precompoud products. |
---|
2388 | |
---|
2389 | G4LorentzVector CapturedMomentum=0; |
---|
2390 | G4KineticTrackVector::iterator i; |
---|
2391 | // G4cout << "GetFinalNucleusMomentum Captured size: " <<theCapturedList.size() << G4endl; |
---|
2392 | for(i = theCapturedList.begin(); i != theCapturedList.end(); ++i) |
---|
2393 | { |
---|
2394 | CapturedMomentum += (*i)->Get4Momentum(); |
---|
2395 | } |
---|
2396 | //G4cout << "GetFinalNucleusMomentum CapturedMomentum= " <<CapturedMomentum << G4endl; |
---|
2397 | // G4cerr << "it 9"<<G4endl; |
---|
2398 | |
---|
2399 | G4LorentzVector NucleusMomentum = GetFinal4Momentum(); |
---|
2400 | if ( NucleusMomentum.e() > 0 ) |
---|
2401 | { |
---|
2402 | // G4cout << "GetFinalNucleusMomentum GetFinal4Momentum= " <<NucleusMomentum <<" "<<NucleusMomentum.mag()<<G4endl; |
---|
2403 | // boost nucleus to a frame such that the momentum of nucleus == momentum of Captured |
---|
2404 | G4ThreeVector boost= (NucleusMomentum.vect() -CapturedMomentum.vect())/NucleusMomentum.e(); |
---|
2405 | if(boost.mag2()>1.0) |
---|
2406 | { |
---|
2407 | # ifdef debug_BIC_FinalNucleusMomentum |
---|
2408 | G4cerr << "G4BinaryCascade::GetFinalNucleusMomentum - Fatal"<<G4endl; |
---|
2409 | G4cerr << "it 0"<<boost <<G4endl; |
---|
2410 | G4cerr << "it 01"<<NucleusMomentum<<" "<<CapturedMomentum<<" "<<G4endl; |
---|
2411 | G4cout <<" testing boost "<<boost<<" "<<boost.mag()<<G4endl; |
---|
2412 | # endif |
---|
2413 | boost=G4ThreeVector(0); |
---|
2414 | NucleusMomentum=G4LorentzVector(0); |
---|
2415 | } |
---|
2416 | G4LorentzRotation nucleusBoost( -boost ); |
---|
2417 | precompoundLorentzboost.set( boost ); |
---|
2418 | #ifdef debug_debug_BIC_FinalNucleusMomentum |
---|
2419 | G4cout << "GetFinalNucleusMomentum be4 boostNucleusMomentum, CapturedMomentum"<<NucleusMomentum<<" "<<CapturedMomentum<<" "<<G4endl; |
---|
2420 | #endif |
---|
2421 | NucleusMomentum *= nucleusBoost; |
---|
2422 | #ifdef debug_BIC_FinalNucleusMomentum |
---|
2423 | G4cout << "GetFinalNucleusMomentum aft boost GetFinal4Momentum= " <<NucleusMomentum <<G4endl; |
---|
2424 | #endif |
---|
2425 | } |
---|
2426 | return NucleusMomentum; |
---|
2427 | } |
---|
2428 | |
---|
2429 | //---------------------------------------------------------------------------- |
---|
2430 | G4ReactionProductVector * G4BinaryCascade::Propagate1H1( |
---|
2431 | //---------------------------------------------------------------------------- |
---|
2432 | G4KineticTrackVector * secondaries, G4V3DNucleus * nucleus) |
---|
2433 | { |
---|
2434 | G4ReactionProductVector * products = new G4ReactionProductVector; |
---|
2435 | G4ParticleDefinition * aHTarg = G4Proton::ProtonDefinition(); |
---|
2436 | G4double mass = aHTarg->GetPDGMass(); |
---|
2437 | if (nucleus->GetCharge() == 0) aHTarg = G4Neutron::NeutronDefinition(); |
---|
2438 | mass = aHTarg->GetPDGMass(); |
---|
2439 | G4KineticTrackVector * secs = 0; |
---|
2440 | G4ThreeVector pos(0,0,0); |
---|
2441 | G4LorentzVector mom(mass); |
---|
2442 | G4KineticTrack aTarget(aHTarg, 0., pos, mom); |
---|
2443 | G4bool done(false); |
---|
2444 | std::vector<G4KineticTrack *>::iterator iter, jter; |
---|
2445 | // data member static G4Scatterer theH1Scatterer; |
---|
2446 | //G4cout << " start 1H1 for " << (*secondaries).front()->GetDefinition()->GetParticleName() |
---|
2447 | // << " on " << aHTarg->GetParticleName() << G4endl; |
---|
2448 | G4int tryCount(0); |
---|
2449 | while(!done && tryCount++ <200) |
---|
2450 | { |
---|
2451 | if(secs) |
---|
2452 | { |
---|
2453 | std::for_each(secs->begin(), secs->end(), DeleteKineticTrack()); |
---|
2454 | delete secs; |
---|
2455 | } |
---|
2456 | secs = theH1Scatterer->Scatter(*(*secondaries).front(), aTarget); |
---|
2457 | for(size_t ss=0; secs && ss<secs->size(); ss++) |
---|
2458 | { |
---|
2459 | // G4cout << "1H1 " << (*secs)[ss]->GetDefinition()->GetParticleName() |
---|
2460 | // << ", shortlived? "<< (*secs)[ss]->GetDefinition()->IsShortLived()<< G4endl; |
---|
2461 | if((*secs)[ss]->GetDefinition()->IsShortLived()) done = true; |
---|
2462 | } |
---|
2463 | // G4cout << G4endl; |
---|
2464 | } |
---|
2465 | size_t current(0); |
---|
2466 | for(current=0; current<secs->size(); current++) |
---|
2467 | { |
---|
2468 | if((*secs)[current]->GetDefinition()->IsShortLived()) |
---|
2469 | { |
---|
2470 | G4KineticTrackVector * dec = (*secs)[current]->Decay(); |
---|
2471 | for(jter=dec->begin(); jter != dec->end(); jter++) |
---|
2472 | { |
---|
2473 | //G4cout << "Decay"<<G4endl; |
---|
2474 | secs->push_back(*jter); |
---|
2475 | //G4cout << "decay "<<(*jter)->GetDefinition()->GetParticleName()<<G4endl; |
---|
2476 | } |
---|
2477 | delete (*secs)[current]; |
---|
2478 | delete dec; |
---|
2479 | } |
---|
2480 | else |
---|
2481 | { |
---|
2482 | //G4cout << "FS "<<G4endl; |
---|
2483 | //G4cout << "FS "<<(*secs)[current]->GetDefinition()->GetParticleName()<<G4endl; |
---|
2484 | theFinalState.push_back((*secs)[current]); |
---|
2485 | } |
---|
2486 | } |
---|
2487 | //G4cout << "Through loop"<<G4endl; |
---|
2488 | delete secs; |
---|
2489 | for(iter = theFinalState.begin(); iter != theFinalState.end(); ++iter) |
---|
2490 | { |
---|
2491 | G4KineticTrack * kt = *iter; |
---|
2492 | G4ReactionProduct * aNew = new G4ReactionProduct(kt->GetDefinition()); |
---|
2493 | aNew->SetMomentum(kt->Get4Momentum().vect()); |
---|
2494 | aNew->SetTotalEnergy(kt->Get4Momentum().e()); |
---|
2495 | products->push_back(aNew); |
---|
2496 | #ifdef debug_1_BinaryCascade |
---|
2497 | if (! kt->GetDefinition()->GetPDGStable() ) |
---|
2498 | { |
---|
2499 | if (kt->GetDefinition()->IsShortLived()) |
---|
2500 | { |
---|
2501 | G4cout << "final shortlived : "; |
---|
2502 | } else |
---|
2503 | { |
---|
2504 | G4cout << "final un stable : "; |
---|
2505 | } |
---|
2506 | G4cout <<kt->GetDefinition()->GetParticleName()<< G4endl; |
---|
2507 | } |
---|
2508 | #endif |
---|
2509 | delete kt; |
---|
2510 | } |
---|
2511 | theFinalState.clear(); |
---|
2512 | return products; |
---|
2513 | |
---|
2514 | } |
---|
2515 | |
---|
2516 | //---------------------------------------------------------------------------- |
---|
2517 | G4ThreeVector G4BinaryCascade::GetSpherePoint( |
---|
2518 | G4double r, const G4LorentzVector & mom4) |
---|
2519 | //---------------------------------------------------------------------------- |
---|
2520 | { |
---|
2521 | // Get a point outside radius. |
---|
2522 | // point is random in plane (circle of radius r) orthogonal to mom, |
---|
2523 | // plus -1*r*mom->vect()->unit(); |
---|
2524 | G4ThreeVector o1, o2; |
---|
2525 | G4ThreeVector mom = mom4.vect(); |
---|
2526 | |
---|
2527 | o1= mom.orthogonal(); // we simply need any vector non parallel |
---|
2528 | o2= mom.cross(o1); // o2 is now orthogonal to mom and o1, ie. o1 and o2 define plane. |
---|
2529 | |
---|
2530 | G4double x2, x1; |
---|
2531 | |
---|
2532 | do |
---|
2533 | { |
---|
2534 | x1=(G4UniformRand()-.5)*2; |
---|
2535 | x2=(G4UniformRand()-.5)*2; |
---|
2536 | } while (sqr(x1) +sqr(x2) > 1.); |
---|
2537 | |
---|
2538 | return G4ThreeVector(r*(x1*o1.unit() + x2*o2.unit() - 1.5* mom.unit())); |
---|
2539 | |
---|
2540 | |
---|
2541 | |
---|
2542 | /* |
---|
2543 | * // Get a point uniformly distributed on the surface of a sphere, |
---|
2544 | * // with z < 0. |
---|
2545 | * G4double b = r*G4UniformRand(); // impact parameter |
---|
2546 | * G4double phi = G4UniformRand()*2*pi; |
---|
2547 | * G4double x = b*std::cos(phi); |
---|
2548 | * G4double y = b*std::sin(phi); |
---|
2549 | * G4double z = -std::sqrt(r*r-b*b); |
---|
2550 | * z *= 1.001; // Get position a little bit out of the sphere... |
---|
2551 | * point.setX(x); |
---|
2552 | * point.setY(y); |
---|
2553 | * point.setZ(z); |
---|
2554 | */ |
---|
2555 | } |
---|
2556 | |
---|
2557 | //---------------------------------------------------------------------------- |
---|
2558 | |
---|
2559 | void G4BinaryCascade::ClearAndDestroy(G4KineticTrackVector * ktv) |
---|
2560 | //---------------------------------------------------------------------------- |
---|
2561 | { |
---|
2562 | std::vector<G4KineticTrack *>::iterator i; |
---|
2563 | for(i = ktv->begin(); i != ktv->end(); ++i) |
---|
2564 | delete (*i); |
---|
2565 | ktv->clear(); |
---|
2566 | } |
---|
2567 | |
---|
2568 | //---------------------------------------------------------------------------- |
---|
2569 | void G4BinaryCascade::ClearAndDestroy(G4ReactionProductVector * rpv) |
---|
2570 | //---------------------------------------------------------------------------- |
---|
2571 | { |
---|
2572 | std::vector<G4ReactionProduct *>::iterator i; |
---|
2573 | for(i = rpv->begin(); i != rpv->end(); ++i) |
---|
2574 | delete (*i); |
---|
2575 | rpv->clear(); |
---|
2576 | } |
---|
2577 | |
---|
2578 | //---------------------------------------------------------------------------- |
---|
2579 | void G4BinaryCascade::PrintKTVector(G4KineticTrackVector * ktv, std::string comment) |
---|
2580 | //---------------------------------------------------------------------------- |
---|
2581 | { |
---|
2582 | if (comment.size() > 0 ) G4cout << comment << G4endl; |
---|
2583 | G4cout << " vector: " << ktv << ", number of tracks: " << ktv->size() |
---|
2584 | << G4endl; |
---|
2585 | std::vector<G4KineticTrack *>::iterator i; |
---|
2586 | G4int count; |
---|
2587 | |
---|
2588 | for(count = 0, i = ktv->begin(); i != ktv->end(); ++i, ++count) |
---|
2589 | { |
---|
2590 | G4KineticTrack * kt = *i; |
---|
2591 | G4cout << " track n. " << count; |
---|
2592 | PrintKTVector(kt); |
---|
2593 | } |
---|
2594 | } |
---|
2595 | //---------------------------------------------------------------------------- |
---|
2596 | void G4BinaryCascade::PrintKTVector(G4KineticTrack * kt, std::string comment) |
---|
2597 | //---------------------------------------------------------------------------- |
---|
2598 | { |
---|
2599 | if (comment.size() > 0 ) G4cout << comment << G4endl; |
---|
2600 | G4cout << ", id: " << kt << G4endl; |
---|
2601 | G4ThreeVector pos = kt->GetPosition(); |
---|
2602 | G4LorentzVector mom = kt->Get4Momentum(); |
---|
2603 | G4LorentzVector tmom = kt->GetTrackingMomentum(); |
---|
2604 | G4ParticleDefinition * definition = kt->GetDefinition(); |
---|
2605 | G4cout << " definition: " << definition->GetPDGEncoding() << " pos: " |
---|
2606 | << 1/fermi*pos << " R: " << 1/fermi*pos.mag() << " 4mom: " |
---|
2607 | << 1/MeV*mom <<"Tr_mom" << 1/MeV*tmom << " P: " << 1/MeV*mom.vect().mag() |
---|
2608 | << " M: " << 1/MeV*mom.mag() << G4endl; |
---|
2609 | G4cout <<" trackstatus: "<<kt->GetState()<<G4endl; |
---|
2610 | } |
---|
2611 | |
---|
2612 | //---------------------------------------------------------------------------- |
---|
2613 | G4bool G4BinaryCascade::CheckDecay(G4KineticTrackVector * products) |
---|
2614 | //---------------------------------------------------------------------------- |
---|
2615 | { |
---|
2616 | G4int A = the3DNucleus->GetMassNumber(); |
---|
2617 | G4int Z = the3DNucleus->GetCharge(); |
---|
2618 | |
---|
2619 | G4FermiMomentum fermiMom; |
---|
2620 | fermiMom.Init(A, Z); |
---|
2621 | |
---|
2622 | const G4VNuclearDensity * density=the3DNucleus->GetNuclearDensity(); |
---|
2623 | |
---|
2624 | G4KineticTrackVector::iterator i; |
---|
2625 | G4ParticleDefinition * definition; |
---|
2626 | |
---|
2627 | // ------ debug |
---|
2628 | G4bool myflag = true; |
---|
2629 | // ------ end debug |
---|
2630 | for(i = products->begin(); i != products->end(); ++i) |
---|
2631 | { |
---|
2632 | definition = (*i)->GetDefinition(); |
---|
2633 | if((definition->GetParticleName() != "delta++" )&& |
---|
2634 | (definition->GetParticleName() != "delta+" )&& |
---|
2635 | (definition->GetParticleName() != "delta0" )&& |
---|
2636 | (definition->GetParticleName() != "delta-" )) |
---|
2637 | continue; |
---|
2638 | G4ThreeVector pos = (*i)->GetPosition(); |
---|
2639 | G4double d = density->GetDensity(pos); |
---|
2640 | G4double pFermi= fermiMom.GetFermiMomentum(d); |
---|
2641 | G4LorentzVector mom = (*i)->Get4Momentum(); |
---|
2642 | G4LorentzRotation boost(mom.boostVector()); |
---|
2643 | G4ThreeVector pion3(227*MeV * mom.vect().unit()); // 227 is decay product in rest frame |
---|
2644 | G4LorentzVector pion(pion3, std::sqrt(sqr(140*MeV) +pion3.mag())); |
---|
2645 | // G4cout << "pi rest " << pion << G4endl; |
---|
2646 | pion = boost * pion; |
---|
2647 | // G4cout << "pi lab " << pion << G4endl; |
---|
2648 | // ------ debug |
---|
2649 | // G4cout << "p:[" << (1/MeV)*pion.x() << " " << (1/MeV)*pion.y() << " " |
---|
2650 | // << (1/MeV)*pion.z() << "] |p3|:" |
---|
2651 | // << (1/MeV)*pion.vect().mag() << " E:" << (1/MeV)*pion.t() << " ] m: " |
---|
2652 | // << (1/MeV)*pion.mag() << " pos[" |
---|
2653 | // << (1/fermi)*pos.x() << " "<< (1/fermi)*pos.y() << " " |
---|
2654 | // << (1/fermi)*pos.z() << "] |Dpos|: " |
---|
2655 | // << " Pfermi:" |
---|
2656 | // << (1/MeV)*pFermi << G4endl; |
---|
2657 | // ------ end debug |
---|
2658 | |
---|
2659 | if( pion.vect().mag() < pFermi ) |
---|
2660 | { |
---|
2661 | // ------ debug |
---|
2662 | myflag = false; |
---|
2663 | // ------ end debug |
---|
2664 | } |
---|
2665 | } |
---|
2666 | return myflag; |
---|
2667 | // return true; |
---|
2668 | } |
---|
2669 | |
---|
2670 | //---------------------------------------------------------------------------- |
---|
2671 | G4double G4BinaryCascade::GetIonMass(G4int Z, G4int A) |
---|
2672 | //---------------------------------------------------------------------------- |
---|
2673 | { |
---|
2674 | G4double mass(0); |
---|
2675 | if ( Z > 0 && A >= Z ) |
---|
2676 | { |
---|
2677 | mass = G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(Z,A); |
---|
2678 | |
---|
2679 | } else if ( A > 0 && Z>0 ) |
---|
2680 | { |
---|
2681 | // charge Z > A; will happen for light nuclei with pions involved. |
---|
2682 | mass = G4ParticleTable::GetParticleTable()->GetIonTable()->GetIonMass(A,A); |
---|
2683 | |
---|
2684 | } else if ( A >= 0 && Z<=0 ) |
---|
2685 | { |
---|
2686 | // all neutral, or empty nucleus |
---|
2687 | mass = A * G4Neutron::Neutron()->GetPDGMass(); |
---|
2688 | |
---|
2689 | } else if ( A == 0 && std::abs(Z)<2 ) |
---|
2690 | { |
---|
2691 | // empty nucleus, except maybe pions |
---|
2692 | mass = 0; |
---|
2693 | |
---|
2694 | } else |
---|
2695 | { |
---|
2696 | G4cerr << "G4BinaryCascade::GetIonMass() - invalid (A,Z) = (" |
---|
2697 | << A << "," << Z << ")" <<G4endl; |
---|
2698 | G4Exception("G4BinaryCascade::GetIonMass() - giving up"); |
---|
2699 | } |
---|
2700 | return mass; |
---|
2701 | } |
---|
2702 | |
---|
2703 | void G4BinaryCascade::PrintWelcomeMessage() |
---|
2704 | { |
---|
2705 | G4cout <<"Thank you for using G4BinaryCascade. "<<G4endl; |
---|
2706 | } |
---|
2707 | |
---|
2708 | |
---|
2709 | |
---|
2710 | |
---|
2711 | |
---|
2712 | |
---|
2713 | |
---|
2714 | |
---|