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1df4a03e | 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 | ||
3d1463c8 | 18 | //----------------------------------------------------------------------------- |
1df4a03e | 19 | /// \class AliMUONMCDataInterface |
20 | /// | |
21 | /// Easy to use MC data accessor | |
22 | /// | |
23 | /// \author Laurent Aphecetche, Subatech | |
e8636ba0 | 24 | /// |
25 | // Moved parts of old AliMUONDataInterface interface to AliMUONMCDataInterface | |
26 | // Artur Szostak <artursz@iafrica.com> (University of Cape Town) | |
3d1463c8 | 27 | //----------------------------------------------------------------------------- |
1df4a03e | 28 | |
29 | #include "AliMUONMCDataInterface.h" | |
e9bef706 | 30 | #include "AliMUONVDigitStore.h" |
31 | #include "AliMUONVHitStore.h" | |
e9bef706 | 32 | #include "AliMUONVTriggerStore.h" |
e8636ba0 | 33 | #include "AliMUONHit.h" |
34 | #include "AliMUONVDigit.h" | |
35 | #include "AliMUONLocalTrigger.h" | |
36 | #include "AliMUONRegionalTrigger.h" | |
37 | #include "AliMUONGlobalTrigger.h" | |
38 | ||
39 | #include "AliMpIntPair.h" | |
40 | #include "AliMpDEManager.h" | |
41 | #include "AliMpConstants.h" | |
a55f49a0 | 42 | #include "AliMpCDB.h" |
1df4a03e | 43 | |
44 | #include "AliLog.h" | |
1df4a03e | 45 | #include "AliRunLoader.h" |
aa73f8fb | 46 | #include "AliHeader.h" |
1df4a03e | 47 | #include "AliStack.h" |
aa73f8fb | 48 | #include "AliCDBManager.h" |
e9bef706 | 49 | |
1df4a03e | 50 | #include <Riostream.h> |
51 | #include <TClonesArray.h> | |
e9bef706 | 52 | #include <TList.h> |
1df4a03e | 53 | #include <TParticle.h> |
e8636ba0 | 54 | #include <TIterator.h> |
55 | #include <cstdlib> | |
56 | #include <cassert> | |
1df4a03e | 57 | |
58 | /// \cond CLASSIMP | |
59 | ClassImp(AliMUONMCDataInterface) | |
60 | /// \endcond | |
61 | ||
e9bef706 | 62 | Int_t AliMUONMCDataInterface::fgInstanceCounter(0); |
63 | ||
1df4a03e | 64 | //_____________________________________________________________________________ |
65 | AliMUONMCDataInterface::AliMUONMCDataInterface(const char* filename) : | |
66 | TObject(), | |
e9bef706 | 67 | fLoader(0x0), |
68 | fHitStore(0x0), | |
69 | fSDigitStore(0x0), | |
70 | fDigitStore(0x0), | |
71 | fTriggerStore(0x0), | |
72 | fTrackRefs(0x0), | |
73 | fCurrentEvent(-1), | |
e8636ba0 | 74 | fIsValid(kFALSE), |
75 | fCurrentIteratorType(kNoIterator), | |
76 | fCurrentIndex(-1), | |
77 | fDataX(-1), | |
78 | fDataY(-1), | |
79 | fIterator(0x0) | |
1df4a03e | 80 | { |
81 | /// ctor | |
e9bef706 | 82 | |
83 | ++fgInstanceCounter; | |
84 | ||
85 | Open(filename); | |
a55f49a0 | 86 | |
87 | // Load mapping | |
88 | if ( ! AliMpCDB::LoadMpSegmentation() ) { | |
89 | AliFatal("Could not access mapping from OCDB !"); | |
90 | } | |
1df4a03e | 91 | } |
92 | ||
93 | //_____________________________________________________________________________ | |
94 | AliMUONMCDataInterface::~AliMUONMCDataInterface() | |
95 | { | |
96 | /// dtor | |
e9bef706 | 97 | if ( fLoader ) |
98 | { | |
99 | delete fLoader->GetRunLoader(); | |
100 | } | |
101 | --fgInstanceCounter; | |
102 | } | |
103 | ||
e8636ba0 | 104 | //_____________________________________________________________________________ |
105 | AliMUONVHitStore* | |
106 | AliMUONMCDataInterface::HitStore(Int_t event, Int_t track) | |
107 | { | |
108 | /// Return the hitStore for a given track of one event | |
109 | /// Return 0x0 if event and/or track not found | |
110 | /// Returned pointer should not be deleted | |
111 | ||
112 | if (not IsValid()) return 0x0; | |
113 | if (event == fCurrentEvent | |
114 | and fDataX == track // using fDataX as track number. | |
115 | and fHitStore != 0x0 | |
116 | ) | |
117 | return fHitStore; | |
118 | ||
119 | ResetStores(); | |
120 | if (not LoadEvent(event)) return 0x0; | |
121 | ||
122 | fLoader->LoadHits(); | |
123 | ||
124 | TTree* treeH = fLoader->TreeH(); | |
125 | if (treeH == 0x0) | |
126 | { | |
127 | AliError("Could not get treeH"); | |
128 | return 0x0; | |
129 | } | |
130 | ||
131 | fHitStore = AliMUONVHitStore::Create(*treeH); | |
132 | AliDebug(1,"Creating hitStore from treeH"); | |
133 | if ( fHitStore != 0x0 ) | |
134 | { | |
135 | fHitStore->Connect(*treeH); | |
136 | if ( treeH->GetEvent(track) == 0 ) | |
137 | { | |
138 | AliError(Form("Could not read track %d",track)); | |
139 | fHitStore->Clear(); | |
140 | return 0x0; | |
141 | } | |
142 | fDataX = track; // using fDataX as track number. | |
143 | } | |
144 | ||
145 | fLoader->UnloadHits(); | |
146 | ||
147 | return fHitStore; | |
148 | } | |
149 | ||
150 | //_____________________________________________________________________________ | |
151 | AliMUONVDigitStore* | |
152 | AliMUONMCDataInterface::SDigitStore(Int_t event) | |
153 | { | |
154 | /// Return the SDigit store for a given event. | |
155 | /// Return 0 if event not found | |
156 | /// Returned pointer should not be deleted | |
157 | ||
158 | if (not IsValid()) return 0x0; | |
159 | if (event == fCurrentEvent and fSDigitStore != 0x0) return fSDigitStore; | |
160 | ||
161 | ResetStores(); | |
162 | if (not LoadEvent(event)) return 0x0; | |
163 | ||
164 | fLoader->LoadSDigits(); | |
165 | ||
166 | TTree* treeS = fLoader->TreeS(); | |
167 | if (treeS == 0x0) | |
168 | { | |
169 | AliError("Could not get treeS"); | |
170 | return 0x0; | |
171 | } | |
172 | ||
173 | fSDigitStore = AliMUONVDigitStore::Create(*treeS); | |
174 | if ( fSDigitStore != 0x0 ) | |
175 | { | |
176 | fSDigitStore->Clear(); | |
177 | fSDigitStore->Connect(*treeS); | |
178 | treeS->GetEvent(0); | |
179 | } | |
180 | ||
181 | fLoader->UnloadSDigits(); | |
182 | ||
183 | return fSDigitStore; | |
184 | } | |
185 | ||
e9bef706 | 186 | //_____________________________________________________________________________ |
187 | AliMUONVDigitStore* | |
188 | AliMUONMCDataInterface::DigitStore(Int_t event) | |
189 | { | |
190 | /// Return a pointer to the digitStore for a given event (or 0 if not found) | |
191 | /// Returned pointer should not be deleted | |
192 | ||
e8636ba0 | 193 | if (not IsValid()) return 0x0; |
194 | if (event == fCurrentEvent and fDigitStore != 0x0) return fDigitStore; | |
195 | ||
196 | ResetStores(); | |
197 | if (not LoadEvent(event)) return 0x0; | |
e9bef706 | 198 | |
199 | fLoader->LoadDigits(); | |
200 | ||
201 | TTree* treeD = fLoader->TreeD(); | |
e8636ba0 | 202 | if (treeD == 0x0) |
e9bef706 | 203 | { |
204 | AliError("Could not get treeD"); | |
205 | return 0x0; | |
206 | } | |
207 | ||
e8636ba0 | 208 | fDigitStore = AliMUONVDigitStore::Create(*treeD); |
209 | if ( fDigitStore != 0x0 ) | |
e9bef706 | 210 | { |
211 | fDigitStore->Clear(); | |
212 | fDigitStore->Connect(*treeD); | |
213 | treeD->GetEvent(0); | |
214 | } | |
215 | ||
216 | fLoader->UnloadDigits(); | |
217 | ||
218 | return fDigitStore; | |
219 | } | |
220 | ||
e8636ba0 | 221 | //_____________________________________________________________________________ |
222 | AliStack* | |
223 | AliMUONMCDataInterface::Stack(Int_t event) | |
224 | { | |
225 | /// Get the Stack (list of generated particles) for one event | |
226 | /// Returned pointer should not be deleted | |
227 | ||
228 | if ( not IsValid() ) return 0x0; | |
229 | ||
230 | if (event != fCurrentEvent) | |
231 | { | |
232 | ResetStores(); | |
233 | if ( not LoadEvent(event) ) return 0x0; | |
234 | } | |
235 | ||
236 | fLoader->GetRunLoader()->LoadKinematics(); | |
237 | ||
238 | return fLoader->GetRunLoader()->Stack(); | |
239 | } | |
240 | ||
241 | //_____________________________________________________________________________ | |
242 | TClonesArray* | |
243 | AliMUONMCDataInterface::TrackRefs(Int_t event, Int_t track) | |
244 | { | |
245 | /// Get the track references for a given (generated) track of one event | |
246 | /// Returned pointer should not be deleted | |
247 | ||
248 | if ( not IsValid() ) return 0x0; | |
249 | ||
250 | if (event != fCurrentEvent) | |
251 | { | |
252 | ResetStores(); | |
253 | if ( not LoadEvent(event) ) return 0x0; | |
254 | } | |
255 | ||
256 | if (track == fDataX) // using fDataX as track number. | |
257 | return fTrackRefs; | |
258 | ||
259 | fLoader->GetRunLoader()->LoadTrackRefs(); | |
260 | ||
261 | TTree* treeTR = fLoader->GetRunLoader()->TreeTR(); | |
262 | ||
263 | if ( fTrackRefs != 0x0 ) fTrackRefs->Clear("C"); | |
264 | ||
265 | if (treeTR != 0x0) | |
266 | { | |
267 | if ( treeTR->GetEvent(track) > 0 ) | |
268 | { | |
91469ad4 | 269 | TBranch* branch = treeTR->GetBranch("TrackReferences"); |
e8636ba0 | 270 | branch->SetAddress(&fTrackRefs); |
271 | branch->GetEvent(track); | |
272 | fDataX = track; // using fDataX as track number. | |
273 | } | |
274 | } | |
275 | else | |
276 | { | |
277 | AliError("Could not get TreeTR"); | |
278 | } | |
279 | ||
280 | fLoader->GetRunLoader()->UnloadTrackRefs(); | |
281 | ||
282 | return fTrackRefs; | |
283 | } | |
284 | ||
285 | //_____________________________________________________________________________ | |
286 | AliMUONVTriggerStore* | |
287 | AliMUONMCDataInterface::TriggerStore(Int_t event) | |
288 | { | |
289 | /// Return the triggerStore for a given event. | |
290 | /// Return 0x0 if event not found. | |
291 | /// Returned pointer should not be deleted. | |
292 | ||
293 | if (not IsValid()) return 0x0; | |
294 | if (event == fCurrentEvent and fTriggerStore != 0x0) return fTriggerStore; | |
295 | ||
296 | ResetStores(); | |
297 | if (not LoadEvent(event)) return 0x0; | |
298 | ||
299 | fLoader->LoadDigits(); | |
300 | ||
301 | TTree* treeD = fLoader->TreeD(); | |
302 | if ( treeD == 0x0 ) | |
303 | { | |
304 | AliError("Could not get treeD"); | |
305 | return 0x0; | |
306 | } | |
307 | ||
308 | fTriggerStore = AliMUONVTriggerStore::Create(*treeD); | |
309 | if ( fTriggerStore != 0x0 ) | |
310 | { | |
311 | fTriggerStore->Clear(); | |
312 | fTriggerStore->Connect(*treeD); | |
313 | treeD->GetEvent(0); | |
314 | } | |
315 | ||
316 | fLoader->UnloadDigits(); | |
317 | ||
318 | return fTriggerStore; | |
319 | } | |
320 | ||
e9bef706 | 321 | //_____________________________________________________________________________ |
322 | void | |
323 | AliMUONMCDataInterface::DumpDigits(Int_t event, Bool_t sorted) | |
324 | { | |
325 | /// Dump the digits for a given event, sorted if requested. | |
326 | DigitStore(event); | |
327 | ||
e8636ba0 | 328 | if ( fDigitStore != 0x0 ) |
e9bef706 | 329 | { |
330 | if ( sorted ) | |
331 | { | |
332 | DumpSorted(*fDigitStore); | |
333 | } | |
334 | else | |
335 | { | |
336 | fDigitStore->Print(); | |
337 | } | |
338 | } | |
1df4a03e | 339 | } |
340 | ||
341 | //_____________________________________________________________________________ | |
342 | void | |
e9bef706 | 343 | AliMUONMCDataInterface::DumpHits(Int_t event) |
1df4a03e | 344 | { |
345 | /// Dump all the hits for one event | |
346 | ||
347 | Int_t ntracks = NumberOfTracks(event); | |
348 | ||
349 | for ( Int_t i = 0; i < ntracks; ++i ) | |
350 | { | |
351 | cout << ">> Track " << i << endl; | |
e9bef706 | 352 | HitStore(event,i); |
353 | if ( fHitStore ) | |
354 | { | |
355 | fHitStore->Print("","full"); | |
356 | } | |
1df4a03e | 357 | } |
358 | } | |
359 | ||
360 | //_____________________________________________________________________________ | |
361 | void | |
e9bef706 | 362 | AliMUONMCDataInterface::DumpKine(Int_t event) |
1df4a03e | 363 | { |
364 | /// Dump all generated particles for one event | |
365 | AliStack* stack = Stack(event); | |
366 | ||
e8636ba0 | 367 | if ( stack != 0x0 ) |
1df4a03e | 368 | { |
369 | Int_t nparticles = (Int_t) stack->GetNtrack(); | |
370 | ||
371 | for (Int_t iparticle=0; iparticle<nparticles; ++iparticle) | |
372 | { | |
373 | stack->Particle(iparticle)->Print(""); | |
374 | } | |
375 | } | |
376 | else | |
377 | { | |
378 | AliError("Could not get stack"); | |
379 | } | |
380 | } | |
381 | ||
382 | //_____________________________________________________________________________ | |
383 | void | |
e9bef706 | 384 | AliMUONMCDataInterface::DumpSDigits(Int_t event, Bool_t sorted) |
385 | { | |
386 | /// Dump the SDigits for a given event, sorted if requested | |
387 | SDigitStore(event); | |
388 | ||
e8636ba0 | 389 | if ( fSDigitStore != 0x0 ) |
e9bef706 | 390 | { |
391 | if ( sorted ) | |
392 | { | |
393 | DumpSorted(*fSDigitStore); | |
394 | } | |
395 | else | |
396 | { | |
397 | fSDigitStore->Print(); | |
398 | } | |
399 | } | |
400 | } | |
401 | ||
402 | //_____________________________________________________________________________ | |
403 | void | |
404 | AliMUONMCDataInterface::DumpSorted(const AliMUONVStore& store) const | |
405 | { | |
406 | /// Dump the given store in sorted order | |
407 | ||
408 | TIter next(store.CreateIterator()); | |
409 | TObject* object; | |
410 | TList list; | |
411 | list.SetOwner(kFALSE); | |
412 | ||
413 | while ( ( object = next() ) ) | |
414 | { | |
415 | list.Add(object); | |
416 | } | |
417 | ||
418 | list.Sort(); | |
419 | ||
420 | list.Print(); | |
421 | } | |
422 | ||
423 | //_____________________________________________________________________________ | |
424 | void | |
425 | AliMUONMCDataInterface::DumpTrackRefs(Int_t event) | |
1df4a03e | 426 | { |
427 | /// Dump track references for one event | |
428 | Int_t ntrackrefs = NumberOfTrackRefs(event); | |
429 | ||
430 | for ( Int_t i = 0; i < ntrackrefs; ++i ) | |
431 | { | |
e9bef706 | 432 | TrackRefs(event,i); |
e8636ba0 | 433 | if ( fTrackRefs != 0x0 ) |
e9bef706 | 434 | { |
435 | fTrackRefs->Print("","*"); | |
436 | } | |
437 | } | |
438 | } | |
439 | ||
440 | //_____________________________________________________________________________ | |
441 | void | |
442 | AliMUONMCDataInterface::DumpTrigger(Int_t event) | |
443 | { | |
444 | /// Dump trigger for a given event (trigger is read from TreeD) | |
445 | ||
446 | TriggerStore(event); | |
447 | ||
e8636ba0 | 448 | if ( fTriggerStore != 0x0 ) |
e9bef706 | 449 | { |
450 | fTriggerStore->Print(); | |
1df4a03e | 451 | } |
452 | } | |
453 | ||
1df4a03e | 454 | //_____________________________________________________________________________ |
455 | Bool_t | |
e9bef706 | 456 | AliMUONMCDataInterface::LoadEvent(Int_t event) |
457 | { | |
458 | /// Load event if different from the current one. | |
e8636ba0 | 459 | /// Returns kFALSE on error and kTRUE if the event was loaded. |
460 | ||
461 | assert( IsValid() ); | |
462 | ||
463 | AliDebug(1,Form("Loading event %d using runLoader %p",event,fLoader->GetRunLoader())); | |
464 | if (fLoader->GetRunLoader()->GetEvent(event) == 0) | |
e9bef706 | 465 | { |
466 | fCurrentEvent = event; | |
e8636ba0 | 467 | return kTRUE; |
e9bef706 | 468 | } |
e8636ba0 | 469 | else |
470 | return kFALSE; | |
1df4a03e | 471 | } |
472 | ||
e9bef706 | 473 | |
1df4a03e | 474 | //_____________________________________________________________________________ |
475 | Int_t | |
476 | AliMUONMCDataInterface::NumberOfEvents() const | |
477 | { | |
478 | /// Number of events in the file we're connected to | |
e8636ba0 | 479 | if (not IsValid()) return -1; |
e9bef706 | 480 | return fLoader->GetRunLoader()->GetNumberOfEvents(); |
1df4a03e | 481 | } |
482 | ||
483 | //_____________________________________________________________________________ | |
484 | Int_t | |
e9bef706 | 485 | AliMUONMCDataInterface::NumberOfTracks(Int_t event) |
1df4a03e | 486 | { |
487 | /// Number of tracks in the event | |
e8636ba0 | 488 | if ( not IsValid()) return -1; |
1df4a03e | 489 | |
e8636ba0 | 490 | if (event != fCurrentEvent) |
491 | { | |
492 | ResetStores(); | |
493 | if ( not LoadEvent(event) ) return -1; | |
494 | } | |
e9bef706 | 495 | |
496 | fLoader->LoadHits(); | |
1df4a03e | 497 | |
e8636ba0 | 498 | Int_t rv(-1); |
1df4a03e | 499 | |
e9bef706 | 500 | TTree* treeH = fLoader->TreeH(); |
e8636ba0 | 501 | if (treeH != 0x0) |
1df4a03e | 502 | { |
e9bef706 | 503 | rv = static_cast<Int_t>(treeH->GetEntries()); |
1df4a03e | 504 | } |
505 | else | |
506 | { | |
507 | AliError("Could not get TreeH"); | |
508 | } | |
509 | ||
e9bef706 | 510 | fLoader->UnloadHits(); |
1df4a03e | 511 | |
512 | return rv; | |
513 | } | |
514 | ||
515 | //_____________________________________________________________________________ | |
516 | Int_t | |
e9bef706 | 517 | AliMUONMCDataInterface::NumberOfTrackRefs(Int_t event) |
1df4a03e | 518 | { |
519 | /// Number of track references in the event | |
e8636ba0 | 520 | if ( not IsValid()) return -1; |
1df4a03e | 521 | |
e8636ba0 | 522 | if (event != fCurrentEvent) |
523 | { | |
524 | ResetStores(); | |
525 | if ( not LoadEvent(event) ) return -1; | |
526 | } | |
e9bef706 | 527 | |
528 | fLoader->GetRunLoader()->LoadTrackRefs(); | |
1df4a03e | 529 | |
e8636ba0 | 530 | Int_t rv(-1); |
1df4a03e | 531 | |
e9bef706 | 532 | TTree* treeTR = fLoader->GetRunLoader()->TreeTR(); |
e8636ba0 | 533 | if (treeTR != 0x0) |
1df4a03e | 534 | { |
e9bef706 | 535 | rv = static_cast<Int_t>(treeTR->GetEntries()); |
1df4a03e | 536 | } |
537 | else | |
538 | { | |
539 | AliError("Could not get TreeTR"); | |
540 | } | |
541 | ||
e9bef706 | 542 | fLoader->GetRunLoader()->UnloadTrackRefs(); |
1df4a03e | 543 | |
544 | return rv; | |
545 | } | |
546 | ||
e9bef706 | 547 | //_____________________________________________________________________________ |
548 | void | |
549 | AliMUONMCDataInterface::Open(const char* filename) | |
550 | { | |
551 | /// Connect to a given galice.root file | |
552 | ||
e8636ba0 | 553 | ResetStores(); |
e9bef706 | 554 | |
555 | fCurrentEvent=-1; | |
556 | ||
e8636ba0 | 557 | if ( fLoader != 0x0 ) |
e9bef706 | 558 | { |
559 | delete fLoader->GetRunLoader(); | |
560 | } | |
561 | ||
562 | fLoader = 0x0; | |
563 | ||
564 | fIsValid = kTRUE; | |
565 | ||
566 | TString foldername(Form("%s-%d",ClassName(),fgInstanceCounter)); | |
567 | ||
568 | while (AliRunLoader::GetRunLoader(foldername)) | |
569 | { | |
570 | delete AliRunLoader::GetRunLoader(foldername); | |
571 | } | |
572 | ||
573 | AliRunLoader* runLoader = AliRunLoader::Open(filename,foldername); | |
e8636ba0 | 574 | if (runLoader == 0x0) |
e9bef706 | 575 | { |
576 | AliError(Form("Cannot open file %s",filename)); | |
577 | fIsValid = kFALSE; | |
578 | } | |
aa73f8fb | 579 | |
580 | // Get run number and set it to CDB manager | |
581 | runLoader->LoadHeader(); | |
582 | if ( ! runLoader->GetHeader() ) { | |
583 | AliError("Cannot load header."); | |
584 | fIsValid = kFALSE; | |
585 | } | |
586 | else { | |
587 | Int_t runNumber = runLoader->GetHeader()->GetRun(); | |
588 | AliCDBManager::Instance()->SetRun(runNumber); | |
589 | } | |
590 | runLoader->UnloadHeader(); | |
591 | ||
e9bef706 | 592 | fLoader = runLoader->GetDetectorLoader("MUON"); |
e8636ba0 | 593 | if (fLoader == 0x0) |
e9bef706 | 594 | { |
595 | AliError("Cannot get AliMUONLoader"); | |
596 | fIsValid = kFALSE; | |
597 | } | |
598 | ||
e8636ba0 | 599 | if (not IsValid()) |
e9bef706 | 600 | { |
601 | AliError(Form("Could not access %s filename. Object is unuseable",filename)); | |
602 | } | |
603 | } | |
604 | ||
605 | //_____________________________________________________________________________ | |
e8636ba0 | 606 | Bool_t AliMUONMCDataInterface::GetEvent(Int_t event) |
e9bef706 | 607 | { |
e8636ba0 | 608 | /// Loads all simulated data for the given event. |
609 | ||
610 | if (HitStore(event, 0) == 0x0) return kFALSE; | |
611 | if (SDigitStore(event) == 0x0) return kFALSE; | |
612 | if (DigitStore(event) == 0x0) return kFALSE; | |
613 | if (TriggerStore(event) == 0x0) return kFALSE; | |
614 | if (TrackRefs(event, 0) == 0x0) return kFALSE; | |
615 | return kTRUE; | |
616 | } | |
617 | ||
618 | //_____________________________________________________________________________ | |
619 | Int_t AliMUONMCDataInterface::NumberOfParticles() | |
620 | { | |
621 | /// Returns the total number of particles in the kinematics tree. | |
622 | ||
623 | AliStack* stack = Stack(fCurrentEvent); | |
624 | if ( stack == 0x0 ) return -1; | |
625 | return (Int_t) stack->GetNtrack(); | |
626 | } | |
627 | ||
628 | //_____________________________________________________________________________ | |
629 | TParticle* AliMUONMCDataInterface::Particle(Int_t index) | |
630 | { | |
631 | /// Returns the index'th particle in the kinematics tree. | |
632 | /// @param index The index number of the particle in the range [0 ... N-1] | |
633 | /// where N = NumberOfParticles() | |
634 | ||
635 | AliStack* stack = Stack(fCurrentEvent); | |
636 | if ( stack == 0x0 ) return 0x0; | |
637 | return static_cast<TParticle*>( stack->Particle(index) ); | |
638 | } | |
639 | ||
640 | //_____________________________________________________________________________ | |
641 | Int_t AliMUONMCDataInterface::NumberOfTracks() | |
642 | { | |
643 | /// Returns the number of primary tracks (from primary particles) in the current event. | |
644 | ||
645 | return NumberOfTracks(fCurrentEvent); | |
646 | } | |
647 | ||
648 | //_____________________________________________________________________________ | |
649 | Int_t AliMUONMCDataInterface::NumberOfHits(Int_t track) | |
650 | { | |
651 | /// Returns the number of hits for a given primary track/particle. | |
652 | /// @param track The track number in the range [0 .. N-1] | |
653 | /// where N = NumberOfTracks() | |
654 | ||
655 | TIterator* iter = GetIterator(kHitIterator, track); | |
656 | return CountObjects(iter); | |
657 | } | |
658 | ||
659 | //_____________________________________________________________________________ | |
660 | AliMUONHit* | |
661 | AliMUONMCDataInterface::Hit(Int_t track, Int_t index) | |
662 | { | |
663 | /// Returns a pointer to the index'th hit object. | |
664 | /// @param track The track number in the range [0 .. N-1] | |
665 | /// where N = NumberOfTracks() | |
666 | /// @param index The index number of the hit in the range [0 ... M-1] | |
667 | /// where M = NumberOfHits(track) | |
668 | ||
669 | TIterator* iter = GetIterator(kHitIterator, track); | |
670 | return static_cast<AliMUONHit*>( FetchObject(iter, index) ); | |
671 | } | |
672 | ||
673 | //_____________________________________________________________________________ | |
674 | Int_t AliMUONMCDataInterface::NumberOfSDigits(Int_t detElemId) | |
675 | { | |
676 | /// Returns the number of summable digits to be found on a given detector element. | |
677 | /// @param detElemId The detector element ID number to search on. | |
678 | ||
679 | TIterator* iter = GetIterator(kSDigitIteratorByDetectorElement, detElemId); | |
680 | return CountObjects(iter); | |
681 | } | |
682 | ||
683 | //_____________________________________________________________________________ | |
684 | AliMUONVDigit* AliMUONMCDataInterface::SDigit(Int_t detElemId, Int_t index) | |
685 | { | |
686 | /// Returns the a pointer to the index'th summable digit on the specified detector element. | |
687 | /// @param detElemId The detector element ID number to search on. | |
688 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
689 | /// where N = NumberOfDigits(detElemId) | |
690 | ||
691 | TIterator* iter = GetIterator(kSDigitIteratorByDetectorElement, detElemId); | |
692 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
693 | } | |
694 | ||
695 | //_____________________________________________________________________________ | |
696 | Int_t AliMUONMCDataInterface::NumberOfSDigits(Int_t chamber, Int_t cathode) | |
697 | { | |
698 | /// Returns the number of summable digits to be found on a specific chamber and cathode. | |
699 | /// @param chamber The chamber number in the range [0 .. 13]. | |
700 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
701 | /// 1 is the non-bending plane. | |
702 | ||
703 | TIterator* iter = GetIterator(kSDigitIteratorByChamberAndCathode, chamber, cathode); | |
704 | return CountObjects(iter); | |
705 | } | |
706 | ||
707 | //_____________________________________________________________________________ | |
708 | AliMUONVDigit* AliMUONMCDataInterface::SDigit(Int_t chamber, Int_t cathode, Int_t index) | |
709 | { | |
710 | /// Returns the a pointer to the index'th summable digit on the specified chamber and cathode. | |
711 | /// @param chamber The chamber number in the range [0 .. 13]. | |
712 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
713 | /// 1 is the non-bending plane. | |
714 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
715 | /// where N = NumberOfDigits(chamber, cathode) | |
716 | ||
717 | TIterator* iter = GetIterator(kSDigitIteratorByChamberAndCathode, chamber, cathode); | |
718 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
719 | } | |
720 | ||
721 | //_____________________________________________________________________________ | |
722 | Int_t AliMUONMCDataInterface::NumberOfDigits(Int_t detElemId) | |
723 | { | |
724 | /// Returns the number of simulated digits to be found on a given detector element. | |
725 | /// @param detElemId The detector element ID number to search on. | |
726 | ||
727 | TIterator* iter = GetIterator(kDigitIteratorByDetectorElement, detElemId); | |
728 | return CountObjects(iter); | |
729 | } | |
730 | ||
731 | //_____________________________________________________________________________ | |
732 | AliMUONVDigit* AliMUONMCDataInterface::Digit(Int_t detElemId, Int_t index) | |
733 | { | |
734 | /// Returns the a pointer to the index'th simulated digit on the specified detector element. | |
735 | /// @param detElemId The detector element ID number to search on. | |
736 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
737 | /// where N = NumberOfDigits(detElemId) | |
738 | ||
739 | TIterator* iter = GetIterator(kDigitIteratorByDetectorElement, detElemId); | |
740 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
741 | } | |
742 | ||
743 | //_____________________________________________________________________________ | |
744 | Int_t AliMUONMCDataInterface::NumberOfDigits(Int_t chamber, Int_t cathode) | |
745 | { | |
746 | /// Returns the number of simulated digits to be found on a specific chamber and cathode. | |
747 | /// @param chamber The chamber number in the range [0 .. 13]. | |
748 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
749 | /// 1 is the non-bending plane. | |
750 | ||
751 | TIterator* iter = GetIterator(kDigitIteratorByChamberAndCathode, chamber, cathode); | |
752 | return CountObjects(iter); | |
753 | } | |
754 | ||
755 | //_____________________________________________________________________________ | |
756 | AliMUONVDigit* AliMUONMCDataInterface::Digit(Int_t chamber, Int_t cathode, Int_t index) | |
757 | { | |
758 | /// Returns the a pointer to the index'th simulated digit on the specified chamber and cathode. | |
759 | /// @param chamber The chamber number in the range [0 .. 13]. | |
760 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
761 | /// 1 is the non-bending plane. | |
762 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
763 | /// where N = NumberOfDigits(chamber, cathode) | |
764 | ||
765 | TIterator* iter = GetIterator(kDigitIteratorByChamberAndCathode, chamber, cathode); | |
766 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
767 | } | |
768 | ||
769 | //_____________________________________________________________________________ | |
770 | Int_t AliMUONMCDataInterface::NumberOfLocalTriggers() | |
771 | { | |
772 | /// Returns the number of simulated local trigger objects. | |
773 | ||
774 | TIterator* iter = GetIterator(kLocalTriggerIterator); | |
775 | return CountObjects(iter); | |
776 | } | |
777 | ||
778 | //_____________________________________________________________________________ | |
779 | AliMUONLocalTrigger* AliMUONMCDataInterface::LocalTrigger(Int_t index) | |
780 | { | |
781 | /// Returns a pointer to the index'th simulated local trigger object. | |
782 | /// @param index The index number of the local trigger object to fetch in the range [0 .. N-1], | |
783 | /// where N = NumberOfLocalTriggers() | |
784 | ||
785 | TIterator* iter = GetIterator(kLocalTriggerIterator); | |
786 | return static_cast<AliMUONLocalTrigger*>( FetchObject(iter, index) ); | |
787 | } | |
788 | ||
789 | //_____________________________________________________________________________ | |
790 | Int_t AliMUONMCDataInterface::NumberOfRegionalTriggers() | |
791 | { | |
792 | /// Returns the number of simulated regional trigger objects. | |
793 | ||
794 | TIterator* iter = GetIterator(kRegionalTriggerIterator); | |
795 | return CountObjects(iter); | |
796 | } | |
797 | ||
798 | //_____________________________________________________________________________ | |
799 | AliMUONRegionalTrigger* AliMUONMCDataInterface::RegionalTrigger(Int_t index) | |
800 | { | |
801 | /// Returns a pointer to the index'th simulated regional trigger object. | |
802 | /// @param index The index number of the regional trigger object to fetch in the range [0 .. N-1], | |
803 | /// where N = NumberOfRegionalTriggers() | |
804 | ||
805 | TIterator* iter = GetIterator(kRegionalTriggerIterator); | |
806 | return static_cast<AliMUONRegionalTrigger*>( FetchObject(iter, index) ); | |
807 | } | |
808 | ||
809 | //_____________________________________________________________________________ | |
810 | AliMUONGlobalTrigger* AliMUONMCDataInterface::GlobalTrigger() | |
811 | { | |
812 | /// Returns a pointer to the simulated global trigger object for the event. | |
813 | ||
814 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
815 | if (store == 0x0) return 0x0; | |
816 | return store->Global(); | |
817 | } | |
818 | ||
819 | //_____________________________________________________________________________ | |
820 | Int_t AliMUONMCDataInterface::NumberOfTrackRefs() | |
821 | { | |
822 | /// Number of track references in the currently selected event. | |
823 | ||
824 | return NumberOfTrackRefs(fCurrentEvent); | |
825 | } | |
826 | ||
827 | //_____________________________________________________________________________ | |
828 | TClonesArray* AliMUONMCDataInterface::TrackRefs(Int_t track) | |
829 | { | |
830 | /// Returns the track references for a given track in the current event. | |
831 | /// @param track The track to returns track references for. In the range [0 .. N-1] | |
832 | /// where N = NumberOfTrackRefs() | |
833 | ||
834 | return TrackRefs(fCurrentEvent, track); | |
835 | } | |
836 | ||
837 | //_____________________________________________________________________________ | |
838 | void AliMUONMCDataInterface::ResetStores() | |
839 | { | |
840 | /// Deletes all the store objects that have been created and resets the pointers to 0x0. | |
841 | /// The temporary iterator object is automatically reset. See ResetIterator for more details. | |
842 | ||
843 | ResetIterator(); | |
844 | if (fHitStore != 0x0) | |
e9bef706 | 845 | { |
e8636ba0 | 846 | delete fHitStore; |
847 | fHitStore = 0x0; | |
e9bef706 | 848 | } |
e8636ba0 | 849 | if (fSDigitStore != 0x0) |
850 | { | |
851 | delete fSDigitStore; | |
852 | fSDigitStore = 0x0; | |
853 | } | |
854 | if (fDigitStore != 0x0) | |
855 | { | |
856 | delete fDigitStore; | |
857 | fDigitStore = 0x0; | |
858 | } | |
859 | if (fTrackRefs != 0x0) | |
e9bef706 | 860 | { |
e8636ba0 | 861 | delete fTrackRefs; |
862 | fTrackRefs = 0x0; | |
e9bef706 | 863 | } |
e8636ba0 | 864 | if (fTriggerStore != 0x0) |
865 | { | |
866 | delete fTriggerStore; | |
867 | fTriggerStore = 0x0; | |
868 | } | |
869 | } | |
870 | ||
871 | //_____________________________________________________________________________ | |
872 | TIterator* AliMUONMCDataInterface::GetIterator(IteratorType type, Int_t x, Int_t y) | |
873 | { | |
874 | /// Creates an appropriate iterator object and returns it. | |
875 | /// If the iterator has already been created then that one is returned otherwise | |
876 | /// a new object is created. | |
877 | /// Depending on the value of 'type' the semantics of parameters x and y can change. | |
878 | /// @param type The type of iterator to create. | |
879 | /// @param x This is the detector element ID if type equals kDigitIteratorByDetectorElement | |
880 | /// or kSDigitIteratorByDetectorElement. | |
881 | /// If type equals kDigitIteratorByChamberAndCathode or | |
882 | /// kSDigitIteratorByChamberAndCathode then this is the chamber number. | |
883 | /// For type == kHitIterator the parameter x is the track number. | |
884 | /// In all other cases this parameter is ignored. | |
885 | /// @param y If type equals kDigitIteratorByChamberAndCathode or | |
886 | /// kSDigitIteratorByChamberAndCathode then this parameter is the cathode | |
887 | /// number. In all other cases this parameter is ignored. | |
888 | ||
889 | if (type == fCurrentIteratorType and fDataX == x and fDataY == y) | |
890 | return fIterator; | |
e9bef706 | 891 | |
e8636ba0 | 892 | if (fCurrentEvent == -1) |
e9bef706 | 893 | { |
e8636ba0 | 894 | AliError("No event was selected. Try first using GetEvent()."); |
895 | return 0x0; | |
e9bef706 | 896 | } |
897 | ||
e8636ba0 | 898 | ResetIterator(); |
e9bef706 | 899 | |
e8636ba0 | 900 | switch (type) |
901 | { | |
902 | case kHitIterator: | |
903 | { | |
904 | Int_t track = x; | |
905 | AliMUONVHitStore* store = HitStore(fCurrentEvent, track); | |
906 | if (store == 0x0) return 0x0; | |
907 | fIterator = store->CreateIterator(); | |
908 | if (fIterator == 0x0) return 0x0; | |
909 | fCurrentIteratorType = kHitIterator; | |
910 | return fIterator; | |
911 | } | |
912 | ||
913 | case kSDigitIteratorByDetectorElement: | |
914 | { | |
915 | Int_t detElem = x; | |
916 | AliMUONVDigitStore* store = SDigitStore(fCurrentEvent); | |
917 | if (store == 0x0) return 0x0; | |
e8636ba0 | 918 | fIterator = store->CreateIterator(detElem, detElem, 2); |
919 | if (fIterator == 0x0) return 0x0; | |
920 | fCurrentIteratorType = kSDigitIteratorByDetectorElement; | |
921 | fDataX = detElem; | |
922 | return fIterator; | |
923 | } | |
924 | ||
925 | case kSDigitIteratorByChamberAndCathode: | |
926 | { | |
927 | Int_t chamber = x; | |
928 | Int_t cathode = y; | |
929 | if (chamber < 0 or AliMpConstants::NofChambers() <= chamber) | |
930 | { | |
931 | AliError(Form( | |
932 | "Must have give a chamber value in the range [0..%d], but got a value of: %d", | |
933 | AliMpConstants::NofChambers() - 1, | |
934 | chamber | |
935 | )); | |
936 | return 0x0; | |
937 | } | |
938 | if (cathode < 0 or 1 < cathode) | |
939 | { | |
940 | AliError(Form("Must have give a cathode value in the range [0..1], but got a value of: %d", cathode)); | |
941 | return 0x0; | |
942 | } | |
943 | ||
944 | AliMUONVDigitStore* store = SDigitStore(fCurrentEvent); | |
945 | if (store == 0x0) return 0x0; | |
e8636ba0 | 946 | AliMpIntPair pair = AliMpDEManager::GetDetElemIdRange(chamber); |
947 | fIterator = store->CreateIterator(pair.GetFirst(), pair.GetSecond(), cathode); | |
948 | if (fIterator == 0x0) return 0x0; | |
949 | fCurrentIteratorType = kSDigitIteratorByChamberAndCathode; | |
950 | fDataX = chamber; | |
951 | fDataY = cathode; | |
952 | return fIterator; | |
953 | } | |
954 | ||
955 | case kDigitIteratorByDetectorElement: | |
956 | { | |
957 | Int_t detElem = x; | |
958 | AliMUONVDigitStore* store = DigitStore(fCurrentEvent); | |
959 | if (store == 0x0) return 0x0; | |
e8636ba0 | 960 | fIterator = store->CreateIterator(detElem, detElem, 2); |
961 | if (fIterator == 0x0) return 0x0; | |
962 | fCurrentIteratorType = kDigitIteratorByDetectorElement; | |
963 | fDataX = detElem; | |
964 | return fIterator; | |
965 | } | |
966 | ||
967 | case kDigitIteratorByChamberAndCathode: | |
968 | { | |
969 | Int_t chamber = x; | |
970 | Int_t cathode = y; | |
971 | if (chamber < 0 or AliMpConstants::NofChambers() <= chamber) | |
972 | { | |
973 | AliError(Form( | |
974 | "Must have give a chamber value in the range [0..%d], but got a value of: %d", | |
975 | AliMpConstants::NofChambers() - 1, | |
976 | chamber | |
977 | )); | |
978 | return 0x0; | |
979 | } | |
980 | if (cathode < 0 or 1 < cathode) | |
981 | { | |
982 | AliError(Form("Must have give a cathode value in the range [0..1], but got a value of: %d", cathode)); | |
983 | return 0x0; | |
984 | } | |
985 | ||
986 | AliMUONVDigitStore* store = DigitStore(fCurrentEvent); | |
987 | if (store == 0x0) return 0x0; | |
e8636ba0 | 988 | AliMpIntPair pair = AliMpDEManager::GetDetElemIdRange(chamber); |
989 | fIterator = store->CreateIterator(pair.GetFirst(), pair.GetSecond(), cathode); | |
990 | if (fIterator == 0x0) return 0x0; | |
991 | fCurrentIteratorType = kDigitIteratorByChamberAndCathode; | |
992 | fDataX = chamber; | |
993 | fDataY = cathode; | |
994 | return fIterator; | |
995 | } | |
996 | ||
997 | case kLocalTriggerIterator: | |
998 | { | |
999 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
1000 | if (store == 0x0) return 0x0; | |
1001 | fIterator = store->CreateLocalIterator(); | |
1002 | if (fIterator == 0x0) return 0x0; | |
1003 | fCurrentIteratorType = kLocalTriggerIterator; | |
1004 | return fIterator; | |
1005 | } | |
1006 | ||
1007 | case kRegionalTriggerIterator: | |
1008 | { | |
1009 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
1010 | if (store == 0x0) return 0x0; | |
1011 | fIterator = store->CreateRegionalIterator(); | |
1012 | if (fIterator == 0x0) return 0x0; | |
1013 | fCurrentIteratorType = kRegionalTriggerIterator; | |
1014 | return fIterator; | |
1015 | } | |
1016 | ||
1017 | default: | |
1018 | return 0x0; | |
1019 | } | |
e9bef706 | 1020 | } |
1021 | ||
1df4a03e | 1022 | //_____________________________________________________________________________ |
e8636ba0 | 1023 | void AliMUONMCDataInterface::ResetIterator() |
1df4a03e | 1024 | { |
e8636ba0 | 1025 | /// The temporary iterator object is deleted if it exists and the pointer reset to 0x0. |
1026 | /// The iterator type and temporary data indicating the state of the iterator are | |
1027 | /// also reset. | |
1df4a03e | 1028 | |
e8636ba0 | 1029 | if (fIterator != 0x0) delete fIterator; |
1030 | fCurrentIteratorType = kNoIterator; | |
1031 | fCurrentIndex = fDataX = fDataY = -1; | |
1032 | fIterator = 0x0; | |
1df4a03e | 1033 | } |
1034 | ||
1035 | //_____________________________________________________________________________ | |
e8636ba0 | 1036 | Int_t AliMUONMCDataInterface::CountObjects(TIterator* iter) |
1df4a03e | 1037 | { |
e8636ba0 | 1038 | /// Counts the number of objects in the iterator and resets it. |
1039 | /// @return The number of objects in 'iter'. | |
e9bef706 | 1040 | |
e8636ba0 | 1041 | if (iter == 0x0) return -1; |
1042 | Int_t count = 0; | |
1043 | iter->Reset(); | |
1044 | while ( iter->Next() != 0x0 ) count++; | |
1045 | iter->Reset(); | |
1046 | fCurrentIndex = -1; | |
1047 | return count; | |
e9bef706 | 1048 | } |
1049 | ||
1050 | //_____________________________________________________________________________ | |
e8636ba0 | 1051 | TObject* AliMUONMCDataInterface::FetchObject(TIterator* iter, Int_t index) |
e9bef706 | 1052 | { |
e8636ba0 | 1053 | /// Fetches the index'th object from the iterator counting the first object |
1054 | /// returned by iterator after it is reset as index == 0. The next object | |
1055 | /// has index == 1 and so on where the last object returned by the iterator | |
1056 | /// has index == N-1 where N = CountObjects(iter) | |
1057 | /// This method will only reset the iterator if index is smaller than | |
1058 | /// fCurrentIndex, which is used to track the iteration progress and is | |
1059 | /// updated when a new object if returned by this method. | |
1060 | /// @param iter The iterator to fetch an object from. | |
1061 | /// @param index The index number of the object to fetch in the range [0 .. N-1] | |
1062 | /// where N = CountObjects(iter) | |
1063 | ||
1064 | if (index < 0) | |
e9bef706 | 1065 | { |
e8636ba0 | 1066 | AliError(Form("Index is out of bounds. Got a value of %d.", index)); |
e9bef706 | 1067 | return 0x0; |
1068 | } | |
e8636ba0 | 1069 | |
1070 | if (iter == 0x0) return 0x0; | |
1071 | if (index <= fCurrentIndex) | |
e9bef706 | 1072 | { |
e8636ba0 | 1073 | iter->Reset(); |
1074 | fCurrentIndex = -1; | |
e9bef706 | 1075 | } |
1076 | ||
e8636ba0 | 1077 | TObject* object = 0x0; |
1078 | while (fCurrentIndex < index) | |
e9bef706 | 1079 | { |
e8636ba0 | 1080 | object = iter->Next(); |
1081 | if (object == 0x0) | |
1082 | { | |
1083 | AliError(Form("Index is out of bounds. Got a value of %d.", index)); | |
1084 | iter->Reset(); | |
1085 | fCurrentIndex = -1; | |
1086 | return 0x0; | |
1087 | } | |
1088 | fCurrentIndex++; | |
e9bef706 | 1089 | } |
e8636ba0 | 1090 | return object; |
1df4a03e | 1091 | } |