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5d12ce38 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
d0d4a6b3 | 18 | // This class is extracted from the AliRun class |
19 | // and contains all the MC-related functionality | |
20 | // The number of dependencies has to be reduced... | |
21 | // Author: F.Carminati | |
22 | // Federico.Carminati@cern.ch | |
23 | ||
5d12ce38 | 24 | #include <TBrowser.h> |
25 | #include <TStopwatch.h> | |
26 | #include <TSystem.h> | |
27 | #include <TVirtualMC.h> | |
28 | ||
29 | #include "AliDetector.h" | |
30 | #include "AliGenerator.h" | |
31 | #include "AliHeader.h" | |
32 | #include "AliLego.h" | |
33 | #include "AliMC.h" | |
34 | #include "AliMCQA.h" | |
35 | #include "AliRun.h" | |
36 | #include "AliStack.h" | |
37 | #include "AliTrackReference.h" | |
38 | ||
39 | ||
40 | ClassImp(AliMC) | |
41 | ||
42 | //_______________________________________________________________________ | |
43 | AliMC::AliMC() : | |
44 | fGenerator(0), | |
45 | fEventEnergy(0), | |
46 | fSummEnergy(0), | |
47 | fSum2Energy(0), | |
48 | fTrRmax(1.e10), | |
49 | fTrZmax(1.e10), | |
c2eea27a | 50 | fDebug(0), |
5d12ce38 | 51 | fImedia(0), |
52 | fTransParName("\0"), | |
53 | fMCQA(0), | |
54 | fHitLists(0), | |
55 | fTrackReferences(0) | |
56 | ||
57 | { | |
d0d4a6b3 | 58 | //default constructor |
5d12ce38 | 59 | } |
60 | ||
61 | //_______________________________________________________________________ | |
62 | AliMC::AliMC(const char *name, const char *title) : | |
63 | TVirtualMCApplication(name, title), | |
64 | fGenerator(0), | |
65 | fEventEnergy(0), | |
66 | fSummEnergy(0), | |
67 | fSum2Energy(0), | |
68 | fTrRmax(1.e10), | |
69 | fTrZmax(1.e10), | |
c2eea27a | 70 | fDebug(0), |
5d12ce38 | 71 | fImedia(new TArrayI(1000)), |
72 | fTransParName("\0"), | |
73 | fMCQA(0), | |
74 | fHitLists(new TList()), | |
75 | fTrackReferences(new TClonesArray("AliTrackReference", 100)) | |
76 | { | |
d0d4a6b3 | 77 | //constructor |
5d12ce38 | 78 | // Set transport parameters |
79 | SetTransPar(); | |
80 | ||
81 | // Prepare the tracking medium lists | |
82 | for(Int_t i=0;i<1000;i++) (*fImedia)[i]=-99; | |
83 | ||
84 | } | |
85 | ||
86 | //_______________________________________________________________________ | |
87 | AliMC::AliMC(const AliMC &mc) : | |
88 | TVirtualMCApplication(mc), | |
89 | fGenerator(0), | |
90 | fEventEnergy(0), | |
91 | fSummEnergy(0), | |
92 | fSum2Energy(0), | |
93 | fTrRmax(1.e10), | |
94 | fTrZmax(1.e10), | |
c2eea27a | 95 | fDebug(0), |
5d12ce38 | 96 | fImedia(0), |
97 | fTransParName("\0"), | |
98 | fMCQA(0), | |
99 | fHitLists(0), | |
100 | fTrackReferences(0) | |
101 | { | |
102 | // | |
103 | // Copy constructor for AliRun | |
104 | // | |
105 | mc.Copy(*this); | |
106 | } | |
107 | ||
108 | //_______________________________________________________________________ | |
109 | AliMC::~AliMC() | |
110 | { | |
d0d4a6b3 | 111 | //destructor |
5d12ce38 | 112 | delete fGenerator; |
113 | delete fImedia; | |
114 | delete fMCQA; | |
115 | delete fHitLists; | |
116 | // Delete track references | |
117 | if (fTrackReferences) { | |
118 | fTrackReferences->Delete(); | |
119 | delete fTrackReferences; | |
120 | fTrackReferences = 0; | |
121 | } | |
122 | ||
123 | } | |
124 | ||
125 | //_______________________________________________________________________ | |
126 | void AliMC::Copy(AliMC &) const | |
127 | { | |
d0d4a6b3 | 128 | //dummy Copy function |
5d12ce38 | 129 | Fatal("Copy","Not implemented!\n"); |
130 | } | |
131 | ||
132 | //_______________________________________________________________________ | |
133 | void AliMC::ConstructGeometry() | |
134 | { | |
135 | // | |
136 | // Create modules, materials, geometry | |
137 | // | |
138 | ||
139 | TStopwatch stw; | |
140 | TIter next(gAlice->Modules()); | |
141 | AliModule *detector; | |
142 | if (GetDebug()) Info("ConstructGeometry","Geometry creation:"); | |
143 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
144 | stw.Start(); | |
145 | // Initialise detector materials and geometry | |
146 | detector->CreateMaterials(); | |
147 | detector->CreateGeometry(); | |
148 | printf("%10s R:%.2fs C:%.2fs\n", | |
149 | detector->GetName(),stw.RealTime(),stw.CpuTime()); | |
150 | } | |
151 | } | |
152 | ||
153 | //_______________________________________________________________________ | |
154 | void AliMC::InitGeometry() | |
155 | { | |
156 | // | |
157 | // Initialize detectors and display geometry | |
158 | // | |
159 | ||
160 | printf("Initialisation:\n"); | |
161 | TStopwatch stw; | |
162 | TIter next(gAlice->Modules()); | |
163 | AliModule *detector; | |
164 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
165 | stw.Start(); | |
166 | // Initialise detector and display geometry | |
167 | detector->Init(); | |
168 | detector->BuildGeometry(); | |
169 | printf("%10s R:%.2fs C:%.2fs\n", | |
170 | detector->GetName(),stw.RealTime(),stw.CpuTime()); | |
171 | } | |
172 | ||
173 | } | |
174 | ||
175 | //_______________________________________________________________________ | |
176 | void AliMC::GeneratePrimaries() | |
177 | { | |
178 | // | |
179 | // Generate primary particles and fill them in the stack. | |
180 | // | |
181 | ||
182 | Generator()->Generate(); | |
183 | } | |
184 | ||
185 | //_______________________________________________________________________ | |
186 | void AliMC::SetGenerator(AliGenerator *generator) | |
187 | { | |
188 | // | |
189 | // Load the event generator | |
190 | // | |
191 | if(!fGenerator) fGenerator = generator; | |
192 | } | |
193 | ||
194 | //_______________________________________________________________________ | |
195 | void AliMC::ResetGenerator(AliGenerator *generator) | |
196 | { | |
197 | // | |
198 | // Load the event generator | |
199 | // | |
200 | if(fGenerator) | |
201 | if(generator) | |
202 | Warning("ResetGenerator","Replacing generator %s with %s\n", | |
203 | fGenerator->GetName(),generator->GetName()); | |
204 | else | |
205 | Warning("ResetGenerator","Replacing generator %s with NULL\n", | |
206 | fGenerator->GetName()); | |
207 | fGenerator = generator; | |
208 | } | |
209 | ||
210 | //_______________________________________________________________________ | |
211 | void AliMC::FinishRun() | |
212 | { | |
213 | // Clean generator information | |
214 | if (GetDebug()) Info("FinishRun"," fGenerator->FinishRun()"); | |
215 | fGenerator->FinishRun(); | |
216 | ||
217 | //Output energy summary tables | |
218 | if (GetDebug()) Info("FinishRun"," EnergySummary()"); | |
219 | EnergySummary(); | |
220 | ||
221 | } | |
222 | ||
223 | //_______________________________________________________________________ | |
224 | void AliMC::BeginPrimary() | |
225 | { | |
226 | // | |
227 | // Called at the beginning of each primary track | |
228 | // | |
229 | ||
230 | // Reset Hits info | |
231 | ResetHits(); | |
232 | ResetTrackReferences(); | |
233 | ||
234 | } | |
235 | ||
236 | //_______________________________________________________________________ | |
237 | void AliMC::PreTrack() | |
238 | { | |
d0d4a6b3 | 239 | // Actions before the track's transport |
5d12ce38 | 240 | TObjArray &dets = *gAlice->Modules(); |
241 | AliModule *module; | |
242 | ||
243 | for(Int_t i=0; i<=gAlice->GetNdets(); i++) | |
244 | if((module = dynamic_cast<AliModule*>(dets[i]))) | |
245 | module->PreTrack(); | |
246 | ||
247 | fMCQA->PreTrack(); | |
248 | } | |
249 | ||
250 | //_______________________________________________________________________ | |
251 | void AliMC::Stepping() | |
252 | { | |
253 | // | |
254 | // Called at every step during transport | |
255 | // | |
256 | ||
257 | Int_t id = DetFromMate(gMC->GetMedium()); | |
258 | if (id < 0) return; | |
259 | ||
260 | // | |
261 | // --- If lego option, do it and leave | |
262 | if (gAlice->Lego()) | |
263 | gAlice->Lego()->StepManager(); | |
264 | else { | |
265 | Int_t copy; | |
266 | //Update energy deposition tables | |
267 | AddEnergyDeposit(gMC->CurrentVolID(copy),gMC->Edep()); | |
268 | ||
269 | //Call the appropriate stepping routine; | |
270 | AliModule *det = dynamic_cast<AliModule*>(gAlice->Modules()->At(id)); | |
271 | if(det && det->StepManagerIsEnabled()) { | |
272 | fMCQA->StepManager(id); | |
273 | det->StepManager(); | |
274 | } | |
275 | } | |
276 | } | |
277 | ||
278 | //_______________________________________________________________________ | |
279 | void AliMC::EnergySummary() | |
280 | { | |
281 | // | |
282 | // Print summary of deposited energy | |
283 | // | |
284 | ||
285 | Int_t ndep=0; | |
286 | Float_t edtot=0; | |
287 | Float_t ed, ed2; | |
288 | Int_t kn, i, left, j, id; | |
289 | const Float_t kzero=0; | |
290 | Int_t ievent=gAlice->GetRunLoader()->GetHeader()->GetEvent()+1; | |
291 | // | |
292 | // Energy loss information | |
293 | if(ievent) { | |
294 | printf("***************** Energy Loss Information per event (GEV) *****************\n"); | |
295 | for(kn=1;kn<fEventEnergy.GetSize();kn++) { | |
296 | ed=fSummEnergy[kn]; | |
297 | if(ed>0) { | |
298 | fEventEnergy[ndep]=kn; | |
299 | if(ievent>1) { | |
300 | ed=ed/ievent; | |
301 | ed2=fSum2Energy[kn]; | |
302 | ed2=ed2/ievent; | |
303 | ed2=100*TMath::Sqrt(TMath::Max(ed2-ed*ed,kzero))/ed; | |
304 | } else | |
305 | ed2=99; | |
306 | fSummEnergy[ndep]=ed; | |
307 | fSum2Energy[ndep]=TMath::Min(static_cast<Float_t>(99.),TMath::Max(ed2,kzero)); | |
308 | edtot+=ed; | |
309 | ndep++; | |
310 | } | |
311 | } | |
312 | for(kn=0;kn<(ndep-1)/3+1;kn++) { | |
313 | left=ndep-kn*3; | |
314 | for(i=0;i<(3<left?3:left);i++) { | |
315 | j=kn*3+i; | |
316 | id=Int_t (fEventEnergy[j]+0.1); | |
317 | printf(" %s %10.3f +- %10.3f%%;",gMC->VolName(id),fSummEnergy[j],fSum2Energy[j]); | |
318 | } | |
319 | printf("\n"); | |
320 | } | |
321 | // | |
322 | // Relative energy loss in different detectors | |
323 | printf("******************** Relative Energy Loss per event ********************\n"); | |
324 | printf("Total energy loss per event %10.3f GeV\n",edtot); | |
325 | for(kn=0;kn<(ndep-1)/5+1;kn++) { | |
326 | left=ndep-kn*5; | |
327 | for(i=0;i<(5<left?5:left);i++) { | |
328 | j=kn*5+i; | |
329 | id=Int_t (fEventEnergy[j]+0.1); | |
330 | printf(" %s %10.3f%%;",gMC->VolName(id),100*fSummEnergy[j]/edtot); | |
331 | } | |
332 | printf("\n"); | |
333 | } | |
334 | for(kn=0;kn<75;kn++) printf("*"); | |
335 | printf("\n"); | |
336 | } | |
337 | // | |
338 | // Reset the TArray's | |
339 | // fEventEnergy.Set(0); | |
340 | // fSummEnergy.Set(0); | |
341 | // fSum2Energy.Set(0); | |
342 | } | |
343 | ||
344 | //_____________________________________________________________________________ | |
345 | void AliMC::BeginEvent() | |
346 | { | |
347 | // | |
348 | // Clean-up previous event | |
349 | // Energy scores | |
350 | if (GetDebug()) | |
351 | { | |
352 | Info("BeginEvent",">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
353 | Info("BeginEvent",">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
354 | Info("BeginEvent",">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
355 | Info("BeginEvent"," BEGINNING EVENT "); | |
356 | Info("BeginEvent",">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
357 | Info("BeginEvent",">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
358 | Info("BeginEvent",">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"); | |
359 | } | |
360 | ||
361 | AliRunLoader *runloader=gAlice->GetRunLoader(); | |
362 | ||
363 | /*******************************/ | |
364 | /* Clean after eventual */ | |
365 | /* previous event */ | |
366 | /*******************************/ | |
367 | ||
368 | ||
369 | //Set the next event in Run Loader -> Cleans trees (TreeK and all trees in detectors), | |
370 | gAlice->SetEventNrInRun(gAlice->GetEventNrInRun()+1); | |
371 | runloader->SetEventNumber(gAlice->GetEventNrInRun());// sets new files, cleans the previous event stuff, if necessary, etc., | |
372 | if (GetDebug()) Info("BeginEvent","EventNr is %d",gAlice->GetEventNrInRun()); | |
373 | ||
374 | fEventEnergy.Reset(); | |
375 | // Clean detector information | |
376 | ||
377 | if (runloader->Stack()) | |
378 | runloader->Stack()->Reset();//clean stack -> tree is unloaded | |
379 | else | |
380 | runloader->MakeStack();//or make a new one | |
504b172d | 381 | |
382 | if(gAlice->Lego() == 0x0) | |
383 | { | |
384 | if (GetDebug()) Info("BeginEvent"," fRunLoader->MakeTree(K)"); | |
385 | runloader->MakeTree("K"); | |
386 | } | |
387 | ||
5d12ce38 | 388 | if (GetDebug()) Info("BeginEvent"," gMC->SetStack(fRunLoader->Stack())"); |
389 | gMC->SetStack(gAlice->GetRunLoader()->Stack());//Was in InitMC - but was moved here | |
390 | //because we don't have guarantee that | |
391 | //stack pointer is not going to change from event to event | |
392 | //since it bellobgs to header and is obtained via RunLoader | |
393 | // | |
394 | // Reset all Detectors & kinematics & make/reset trees | |
395 | // | |
396 | ||
397 | runloader->GetHeader()->Reset(gAlice->GetRunNumber(),gAlice->GetEvNumber(), | |
398 | gAlice->GetEventNrInRun()); | |
399 | // fRunLoader->WriteKinematics("OVERWRITE"); is there any reason to rewrite here since MakeTree does so | |
400 | ||
504b172d | 401 | if(gAlice->Lego()) |
402 | { | |
403 | gAlice->Lego()->BeginEvent(); | |
404 | return; | |
405 | } | |
406 | ||
5d12ce38 | 407 | |
408 | if (GetDebug()) Info("BeginEvent"," ResetHits()"); | |
409 | ResetHits(); | |
504b172d | 410 | |
5d12ce38 | 411 | if (GetDebug()) Info("BeginEvent"," fRunLoader->MakeTree(H)"); |
412 | runloader->MakeTree("H"); | |
504b172d | 413 | |
414 | if (GetDebug()) Info("BeginEvent"," fRunLoader->MakeTrackRefsContainer()"); | |
415 | runloader->MakeTrackRefsContainer();//for insurance | |
5d12ce38 | 416 | |
5d12ce38 | 417 | |
418 | //create new branches and SetAdresses | |
419 | TIter next(gAlice->Modules()); | |
420 | AliModule *detector; | |
421 | while((detector = (AliModule*)next())) | |
422 | { | |
423 | if (GetDebug()) Info("BeginEvent"," %s->MakeBranch(H)",detector->GetName()); | |
424 | detector->MakeBranch("H"); | |
425 | if (GetDebug()) Info("BeginEvent"," %s->MakeBranchTR()",detector->GetName()); | |
426 | detector->MakeBranchTR(); | |
427 | if (GetDebug()) Info("BeginEvent"," %s->SetTreeAddress()",detector->GetName()); | |
428 | detector->SetTreeAddress(); | |
429 | } | |
430 | } | |
431 | ||
432 | //_______________________________________________________________________ | |
433 | void AliMC::ResetHits() | |
434 | { | |
435 | // | |
436 | // Reset all Detectors hits | |
437 | // | |
438 | TIter next(gAlice->Modules()); | |
439 | AliModule *detector; | |
440 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
441 | detector->ResetHits(); | |
442 | } | |
443 | } | |
444 | ||
445 | //_______________________________________________________________________ | |
446 | void AliMC::PostTrack() | |
447 | { | |
d0d4a6b3 | 448 | // Posts tracks for each module |
5d12ce38 | 449 | TObjArray &dets = *gAlice->Modules(); |
450 | AliModule *module; | |
451 | ||
452 | for(Int_t i=0; i<=gAlice->GetNdets(); i++) | |
453 | if((module = dynamic_cast<AliModule*>(dets[i]))) | |
454 | module->PostTrack(); | |
455 | } | |
456 | ||
457 | //_______________________________________________________________________ | |
458 | void AliMC::FinishPrimary() | |
459 | { | |
460 | // | |
461 | // Called at the end of each primary track | |
462 | // | |
463 | AliRunLoader *runloader=gAlice->GetRunLoader(); | |
464 | // static Int_t count=0; | |
465 | // const Int_t times=10; | |
466 | // This primary is finished, purify stack | |
467 | runloader->Stack()->PurifyKine(); | |
504b172d | 468 | |
5d12ce38 | 469 | TIter next(gAlice->Modules()); |
470 | AliModule *detector; | |
471 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
472 | detector->FinishPrimary(); | |
504b172d | 473 | AliLoader* loader = detector->GetLoader(); |
474 | if(loader) | |
475 | { | |
476 | TTree* treeH = loader->TreeH(); | |
477 | if (treeH) treeH->Fill(); //can be Lego run and treeH can not exist | |
478 | } | |
5d12ce38 | 479 | } |
480 | ||
481 | // Write out track references if any | |
482 | if (runloader->TreeTR()) runloader->TreeTR()->Fill(); | |
483 | } | |
484 | ||
485 | //_______________________________________________________________________ | |
486 | void AliMC::FinishEvent() | |
487 | { | |
488 | // | |
489 | // Called at the end of the event. | |
490 | // | |
491 | ||
492 | // | |
493 | if(gAlice->Lego()) gAlice->Lego()->FinishEvent(); | |
494 | ||
495 | TIter next(gAlice->Modules()); | |
496 | AliModule *detector; | |
497 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
498 | detector->FinishEvent(); | |
499 | } | |
500 | ||
501 | //Update the energy deposit tables | |
502 | Int_t i; | |
503 | for(i=0;i<fEventEnergy.GetSize();i++) | |
504 | { | |
505 | fSummEnergy[i]+=fEventEnergy[i]; | |
506 | fSum2Energy[i]+=fEventEnergy[i]*fEventEnergy[i]; | |
507 | } | |
508 | ||
509 | AliRunLoader *runloader=gAlice->GetRunLoader(); | |
510 | ||
511 | AliHeader* header = runloader->GetHeader(); | |
512 | AliStack* stack = runloader->Stack(); | |
513 | if ( (header == 0x0) || (stack == 0x0) ) | |
514 | {//check if we got header and stack. If not cry and exit aliroot | |
515 | Fatal("AliRun","Can not get the stack or header from LOADER"); | |
516 | return;//never reached | |
517 | } | |
518 | // Update Header information | |
519 | header->SetNprimary(stack->GetNprimary()); | |
520 | header->SetNtrack(stack->GetNtrack()); | |
521 | ||
522 | ||
523 | // Write out the kinematics | |
524 | stack->FinishEvent(); | |
525 | ||
526 | // Write out the event Header information | |
527 | TTree* treeE = runloader->TreeE(); | |
528 | if (treeE) | |
529 | { | |
530 | header->SetStack(stack); | |
531 | treeE->Fill(); | |
532 | } | |
533 | else | |
534 | { | |
535 | Error("FinishEvent","Can not get TreeE from RL"); | |
536 | } | |
537 | ||
504b172d | 538 | if(gAlice->Lego() == 0x0) |
539 | { | |
540 | runloader->WriteKinematics("OVERWRITE"); | |
541 | runloader->WriteTrackRefs("OVERWRITE"); | |
542 | runloader->WriteHits("OVERWRITE"); | |
543 | } | |
544 | ||
5d12ce38 | 545 | if (GetDebug()) |
546 | { | |
547 | Info("FinishEvent","<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
548 | Info("FinishEvent","<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
549 | Info("FinishEvent","<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
550 | Info("FinishEvent"," FINISHING EVENT "); | |
551 | Info("FinishEvent","<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
552 | Info("FinishEvent","<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
553 | Info("FinishEvent","<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<"); | |
554 | } | |
555 | } | |
556 | ||
557 | //_______________________________________________________________________ | |
558 | void AliMC::Field(const Double_t* x, Double_t* b) const | |
559 | { | |
d0d4a6b3 | 560 | // Calculates field "b" at point "x" |
5d12ce38 | 561 | gAlice->Field(x,b); |
562 | } | |
563 | ||
564 | //_______________________________________________________________________ | |
565 | void AliMC::Init() | |
566 | { | |
d0d4a6b3 | 567 | // MC initialization |
5d12ce38 | 568 | |
569 | //=================Create Materials and geometry | |
570 | gMC->Init(); | |
571 | gMC->DefineParticles(); //Create standard MC particles | |
572 | ||
573 | //Read the cuts for all materials | |
574 | ReadTransPar(); | |
575 | //Build the special IMEDIA table | |
576 | MediaTable(); | |
577 | ||
578 | //Compute cross-sections | |
579 | gMC->BuildPhysics(); | |
580 | ||
581 | //Write Geometry object to current file. | |
582 | gAlice->GetRunLoader()->WriteGeometry(); | |
583 | ||
584 | //Initialise geometry deposition table | |
585 | fEventEnergy.Set(gMC->NofVolumes()+1); | |
586 | fSummEnergy.Set(gMC->NofVolumes()+1); | |
587 | fSum2Energy.Set(gMC->NofVolumes()+1); | |
588 | ||
589 | // | |
590 | fMCQA = new AliMCQA(gAlice->GetNdets()); | |
591 | ||
592 | // Register MC in configuration | |
593 | AliConfig::Instance()->Add(gMC); | |
594 | ||
595 | } | |
596 | ||
597 | //_______________________________________________________________________ | |
598 | void AliMC::MediaTable() | |
599 | { | |
600 | // | |
601 | // Built media table to get from the media number to | |
602 | // the detector id | |
603 | // | |
604 | ||
605 | Int_t kz, nz, idt, lz, i, k, ind; | |
606 | // Int_t ibeg; | |
607 | TObjArray &dets = *gAlice->Detectors(); | |
608 | AliModule *det; | |
609 | Int_t ndets=gAlice->GetNdets(); | |
610 | // | |
611 | // For all detectors | |
612 | for (kz=0;kz<ndets;kz++) { | |
613 | // If detector is defined | |
614 | if((det=dynamic_cast<AliModule*>(dets[kz]))) { | |
615 | TArrayI &idtmed = *(det->GetIdtmed()); | |
616 | for(nz=0;nz<100;nz++) { | |
617 | // Find max and min material number | |
618 | if((idt=idtmed[nz])) { | |
619 | det->LoMedium() = det->LoMedium() < idt ? det->LoMedium() : idt; | |
620 | det->HiMedium() = det->HiMedium() > idt ? det->HiMedium() : idt; | |
621 | } | |
622 | } | |
623 | if(det->LoMedium() > det->HiMedium()) { | |
624 | det->LoMedium() = 0; | |
625 | det->HiMedium() = 0; | |
626 | } else { | |
627 | if(det->HiMedium() > fImedia->GetSize()) { | |
628 | Error("MediaTable","Increase fImedia from %d to %d", | |
629 | fImedia->GetSize(),det->HiMedium()); | |
630 | return; | |
631 | } | |
632 | // Tag all materials in rage as belonging to detector kz | |
633 | for(lz=det->LoMedium(); lz<= det->HiMedium(); lz++) { | |
634 | (*fImedia)[lz]=kz; | |
635 | } | |
636 | } | |
637 | } | |
638 | } | |
639 | // | |
640 | // Print summary table | |
641 | printf(" Traking media ranges:\n"); | |
642 | for(i=0;i<(ndets-1)/6+1;i++) { | |
643 | for(k=0;k< (6<ndets-i*6?6:ndets-i*6);k++) { | |
644 | ind=i*6+k; | |
645 | det=dynamic_cast<AliModule*>(dets[ind]); | |
646 | if(det) | |
647 | printf(" %6s: %3d -> %3d;",det->GetName(),det->LoMedium(), | |
648 | det->HiMedium()); | |
649 | else | |
650 | printf(" %6s: %3d -> %3d;","NULL",0,0); | |
651 | } | |
652 | printf("\n"); | |
653 | } | |
654 | } | |
655 | ||
656 | //_______________________________________________________________________ | |
657 | void AliMC::ReadTransPar() | |
658 | { | |
659 | // | |
660 | // Read filename to set the transport parameters | |
661 | // | |
662 | ||
663 | ||
664 | const Int_t kncuts=10; | |
665 | const Int_t knflags=11; | |
666 | const Int_t knpars=kncuts+knflags; | |
667 | const char kpars[knpars][7] = {"CUTGAM" ,"CUTELE","CUTNEU","CUTHAD","CUTMUO", | |
668 | "BCUTE","BCUTM","DCUTE","DCUTM","PPCUTM","ANNI", | |
669 | "BREM","COMP","DCAY","DRAY","HADR","LOSS", | |
670 | "MULS","PAIR","PHOT","RAYL"}; | |
671 | char line[256]; | |
672 | char detName[7]; | |
673 | char* filtmp; | |
674 | Float_t cut[kncuts]; | |
675 | Int_t flag[knflags]; | |
676 | Int_t i, itmed, iret, ktmed, kz; | |
677 | FILE *lun; | |
678 | // | |
679 | // See whether the file is there | |
680 | filtmp=gSystem->ExpandPathName(fTransParName.Data()); | |
681 | lun=fopen(filtmp,"r"); | |
682 | delete [] filtmp; | |
683 | if(!lun) { | |
684 | Warning("ReadTransPar","File %s does not exist!\n",fTransParName.Data()); | |
685 | return; | |
686 | } | |
687 | // | |
688 | if(fDebug) { | |
689 | printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n"); | |
690 | printf(" *%59s\n","*"); | |
691 | printf(" * Please check carefully what you are doing!%10s\n","*"); | |
692 | printf(" *%59s\n","*"); | |
693 | } | |
694 | // | |
695 | while(1) { | |
696 | // Initialise cuts and flags | |
697 | for(i=0;i<kncuts;i++) cut[i]=-99; | |
698 | for(i=0;i<knflags;i++) flag[i]=-99; | |
699 | itmed=0; | |
700 | for(i=0;i<256;i++) line[i]='\0'; | |
701 | // Read up to the end of line excluded | |
702 | iret=fscanf(lun,"%[^\n]",line); | |
703 | if(iret<0) { | |
704 | //End of file | |
705 | fclose(lun); | |
706 | if(fDebug){ | |
707 | printf(" *%59s\n","*"); | |
708 | printf(" "); for(i=0;i<60;i++) printf("*"); printf("\n"); | |
709 | } | |
710 | return; | |
711 | } | |
712 | // Read the end of line | |
713 | fscanf(lun,"%*c"); | |
714 | if(!iret) continue; | |
715 | if(line[0]=='*') continue; | |
716 | // Read the numbers | |
717 | iret=sscanf(line,"%s %d %f %f %f %f %f %f %f %f %f %f %d %d %d %d %d %d %d %d %d %d %d", | |
718 | detName,&itmed,&cut[0],&cut[1],&cut[2],&cut[3],&cut[4],&cut[5],&cut[6],&cut[7],&cut[8], | |
719 | &cut[9],&flag[0],&flag[1],&flag[2],&flag[3],&flag[4],&flag[5],&flag[6],&flag[7], | |
720 | &flag[8],&flag[9],&flag[10]); | |
721 | if(!iret) continue; | |
722 | if(iret<0) { | |
723 | //reading error | |
724 | Warning("ReadTransPar","Error reading file %s\n",fTransParName.Data()); | |
725 | continue; | |
726 | } | |
727 | // Check that the module exist | |
728 | AliModule *mod = gAlice->GetModule(detName); | |
729 | if(mod) { | |
730 | // Get the array of media numbers | |
731 | TArrayI &idtmed = *mod->GetIdtmed(); | |
732 | // Check that the tracking medium code is valid | |
733 | if(0<=itmed && itmed < 100) { | |
734 | ktmed=idtmed[itmed]; | |
735 | if(!ktmed) { | |
736 | Warning("ReadTransPar","Invalid tracking medium code %d for %s\n",itmed,mod->GetName()); | |
737 | continue; | |
738 | } | |
739 | // Set energy thresholds | |
740 | for(kz=0;kz<kncuts;kz++) { | |
741 | if(cut[kz]>=0) { | |
742 | if(fDebug) printf(" * %-6s set to %10.3E for tracking medium code %4d for %s\n", | |
743 | kpars[kz],cut[kz],itmed,mod->GetName()); | |
744 | gMC->Gstpar(ktmed,kpars[kz],cut[kz]); | |
745 | } | |
746 | } | |
747 | // Set transport mechanisms | |
748 | for(kz=0;kz<knflags;kz++) { | |
749 | if(flag[kz]>=0) { | |
750 | if(fDebug) printf(" * %-6s set to %10d for tracking medium code %4d for %s\n", | |
751 | kpars[kncuts+kz],flag[kz],itmed,mod->GetName()); | |
752 | gMC->Gstpar(ktmed,kpars[kncuts+kz],Float_t(flag[kz])); | |
753 | } | |
754 | } | |
755 | } else { | |
756 | Warning("ReadTransPar","Invalid medium code %d *\n",itmed); | |
757 | continue; | |
758 | } | |
759 | } else { | |
760 | if(fDebug) printf("%s::ReadTransParModule: %s not present\n",ClassName(),detName); | |
761 | continue; | |
762 | } | |
763 | } | |
764 | } | |
765 | ||
766 | //_______________________________________________________________________ | |
767 | void AliMC::SetTransPar(const char *filename) | |
768 | { | |
769 | // | |
770 | // Sets the file name for transport parameters | |
771 | // | |
772 | fTransParName = filename; | |
773 | } | |
774 | ||
775 | //_______________________________________________________________________ | |
776 | void AliMC::Browse(TBrowser *b) | |
777 | { | |
778 | // | |
779 | // Called when the item "Run" is clicked on the left pane | |
780 | // of the Root browser. | |
781 | // It displays the Root Trees and all detectors. | |
782 | // | |
783 | //detectors are in folders anyway | |
784 | b->Add(fMCQA,"AliMCQA"); | |
785 | } | |
786 | ||
787 | //PH | |
788 | //_______________________________________________________________________ | |
789 | void AliMC::AddHit(Int_t id, Int_t track, Int_t *vol, Float_t *hits) const | |
790 | { | |
791 | // | |
792 | // Add a hit to detector id | |
793 | // | |
794 | TObjArray &dets = *gAlice->Modules(); | |
795 | if(dets[id]) dynamic_cast<AliModule*>(dets[id])->AddHit(track,vol,hits); | |
796 | } | |
797 | ||
798 | //_______________________________________________________________________ | |
799 | void AliMC::AddDigit(Int_t id, Int_t *tracks, Int_t *digits) const | |
800 | { | |
801 | // | |
802 | // Add digit to detector id | |
803 | // | |
804 | TObjArray &dets = *gAlice->Modules(); | |
805 | if(dets[id]) dynamic_cast<AliModule*>(dets[id])->AddDigit(tracks,digits); | |
806 | } | |
807 | ||
808 | //_______________________________________________________________________ | |
809 | Int_t AliMC::GetCurrentTrackNumber() const { | |
810 | // | |
811 | // Returns current track | |
812 | // | |
813 | return gAlice->GetRunLoader()->Stack()->GetCurrentTrackNumber(); | |
814 | } | |
815 | ||
816 | //_______________________________________________________________________ | |
817 | void AliMC::DumpPart (Int_t i) const | |
818 | { | |
819 | // | |
820 | // Dumps particle i in the stack | |
821 | // | |
822 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
823 | if (runloader->Stack()) | |
824 | runloader->Stack()->DumpPart(i); | |
825 | } | |
826 | ||
827 | //_______________________________________________________________________ | |
828 | void AliMC::DumpPStack () const | |
829 | { | |
830 | // | |
831 | // Dumps the particle stack | |
832 | // | |
833 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
834 | if (runloader->Stack()) | |
835 | runloader->Stack()->DumpPStack(); | |
836 | } | |
837 | ||
838 | //_______________________________________________________________________ | |
839 | Int_t AliMC::GetNtrack() const { | |
840 | // | |
841 | // Returns number of tracks in stack | |
842 | // | |
843 | Int_t ntracks = -1; | |
844 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
845 | if (runloader->Stack()) | |
846 | ntracks = runloader->Stack()->GetNtrack(); | |
847 | return ntracks; | |
848 | } | |
849 | ||
850 | //_______________________________________________________________________ | |
851 | Int_t AliMC::GetPrimary(Int_t track) const | |
852 | { | |
853 | // | |
854 | // return number of primary that has generated track | |
855 | // | |
856 | Int_t nprimary = -999; | |
857 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
858 | if (runloader->Stack()) | |
859 | nprimary = runloader->Stack()->GetPrimary(track); | |
860 | return nprimary; | |
861 | } | |
862 | ||
863 | //_______________________________________________________________________ | |
864 | TParticle* AliMC::Particle(Int_t i) const | |
865 | { | |
d0d4a6b3 | 866 | // Returns the i-th particle from the stack taking into account |
867 | // the remaping done by PurifyKine | |
5d12ce38 | 868 | AliRunLoader * runloader = gAlice->GetRunLoader(); |
869 | if (runloader) | |
870 | if (runloader->Stack()) | |
871 | return runloader->Stack()->Particle(i); | |
872 | return 0x0; | |
873 | } | |
874 | ||
875 | //_______________________________________________________________________ | |
876 | TObjArray* AliMC::Particles() const { | |
877 | // | |
878 | // Returns pointer to Particles array | |
879 | // | |
880 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
881 | if (runloader) | |
882 | if (runloader->Stack()) | |
883 | return runloader->Stack()->Particles(); | |
884 | return 0x0; | |
885 | } | |
886 | ||
887 | //_______________________________________________________________________ | |
888 | void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg, Float_t *pmom, | |
889 | Float_t *vpos, Float_t *polar, Float_t tof, | |
890 | TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) | |
891 | { | |
892 | // Delegate to stack | |
893 | // | |
894 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
895 | if (runloader) | |
896 | if (runloader->Stack()) | |
897 | runloader->Stack()->PushTrack(done, parent, pdg, pmom, vpos, polar, tof, | |
898 | mech, ntr, weight, is); | |
899 | } | |
900 | ||
901 | //_______________________________________________________________________ | |
902 | void AliMC::PushTrack(Int_t done, Int_t parent, Int_t pdg, | |
903 | Double_t px, Double_t py, Double_t pz, Double_t e, | |
904 | Double_t vx, Double_t vy, Double_t vz, Double_t tof, | |
905 | Double_t polx, Double_t poly, Double_t polz, | |
906 | TMCProcess mech, Int_t &ntr, Float_t weight, Int_t is) | |
907 | { | |
908 | // Delegate to stack | |
909 | // | |
910 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
911 | if (runloader) | |
912 | if (runloader->Stack()) | |
913 | runloader->Stack()->PushTrack(done, parent, pdg, px, py, pz, e, vx, vy, vz, tof, | |
914 | polx, poly, polz, mech, ntr, weight, is); | |
915 | } | |
916 | ||
917 | //_______________________________________________________________________ | |
918 | void AliMC::SetHighWaterMark(const Int_t nt) | |
919 | { | |
920 | // | |
921 | // Set high water mark for last track in event | |
922 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
923 | if (runloader) | |
924 | if (runloader->Stack()) | |
925 | runloader->Stack()->SetHighWaterMark(nt); | |
926 | } | |
927 | ||
928 | //_______________________________________________________________________ | |
929 | void AliMC::KeepTrack(const Int_t track) | |
930 | { | |
931 | // | |
932 | // Delegate to stack | |
933 | // | |
934 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
935 | if (runloader) | |
936 | if (runloader->Stack()) | |
937 | runloader->Stack()->KeepTrack(track); | |
938 | } | |
939 | ||
940 | //_______________________________________________________________________ | |
941 | void AliMC::FlagTrack(Int_t track) | |
942 | { | |
943 | // Delegate to stack | |
944 | // | |
945 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
946 | if (runloader) | |
947 | if (runloader->Stack()) | |
948 | runloader->Stack()->FlagTrack(track); | |
949 | } | |
950 | ||
951 | //_______________________________________________________________________ | |
952 | void AliMC::SetCurrentTrack(Int_t track) | |
953 | { | |
954 | // | |
955 | // Set current track number | |
956 | // | |
957 | AliRunLoader * runloader = gAlice->GetRunLoader(); | |
958 | if (runloader) | |
959 | if (runloader->Stack()) | |
960 | runloader->Stack()->SetCurrentTrack(track); | |
961 | } | |
962 | ||
963 | //_______________________________________________________________________ | |
964 | void AliMC::AddTrackReference(Int_t label){ | |
965 | // | |
966 | // add a trackrefernce to the list | |
967 | if (!fTrackReferences) { | |
968 | cerr<<"Container trackrefernce not active\n"; | |
969 | return; | |
970 | } | |
971 | Int_t nref = fTrackReferences->GetEntriesFast(); | |
972 | TClonesArray &lref = *fTrackReferences; | |
973 | new(lref[nref]) AliTrackReference(label); | |
974 | } | |
975 | ||
976 | ||
977 | ||
978 | //_______________________________________________________________________ | |
979 | void AliMC::ResetTrackReferences() | |
980 | { | |
981 | // | |
982 | // Reset all references | |
983 | // | |
984 | if (fTrackReferences) fTrackReferences->Clear(); | |
985 | ||
986 | TIter next(gAlice->Modules()); | |
987 | AliModule *detector; | |
988 | while((detector = dynamic_cast<AliModule*>(next()))) { | |
989 | detector->ResetTrackReferences(); | |
990 | } | |
991 | } | |
992 | ||
993 | void AliMC::RemapTrackReferencesIDs(Int_t *map) | |
994 | { | |
995 | // | |
996 | // Remapping track reference | |
997 | // Called at finish primary | |
998 | // | |
999 | if (!fTrackReferences) return; | |
1000 | for (Int_t i=0;i<fTrackReferences->GetEntries();i++){ | |
1001 | AliTrackReference * ref = dynamic_cast<AliTrackReference*>(fTrackReferences->UncheckedAt(i)); | |
1002 | if (ref) { | |
1003 | Int_t newID = map[ref->GetTrack()]; | |
1004 | if (newID>=0) ref->SetTrack(newID); | |
1005 | else { | |
1006 | //ref->SetTrack(-1); | |
1007 | ref->SetBit(kNotDeleted,kFALSE); | |
1008 | fTrackReferences->RemoveAt(i); | |
1009 | } | |
1010 | } | |
1011 | } | |
1012 | fTrackReferences->Compress(); | |
1013 | } |