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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 | ||
88c5d53f | 85 | if ( AliCDBManager::Instance() != NULL && |
86 | AliCDBManager::Instance()->GetDefaultStorage() == NULL ) { | |
87 | AliFatal("CDB default storage not defined."); | |
ae9e8f66 | 88 | } |
89 | ||
e9bef706 | 90 | Open(filename); |
a55f49a0 | 91 | |
92 | // Load mapping | |
93 | if ( ! AliMpCDB::LoadMpSegmentation() ) { | |
94 | AliFatal("Could not access mapping from OCDB !"); | |
95 | } | |
1df4a03e | 96 | } |
97 | ||
98 | //_____________________________________________________________________________ | |
99 | AliMUONMCDataInterface::~AliMUONMCDataInterface() | |
100 | { | |
101 | /// dtor | |
e9bef706 | 102 | if ( fLoader ) |
103 | { | |
104 | delete fLoader->GetRunLoader(); | |
105 | } | |
106 | --fgInstanceCounter; | |
107 | } | |
108 | ||
e8636ba0 | 109 | //_____________________________________________________________________________ |
110 | AliMUONVHitStore* | |
111 | AliMUONMCDataInterface::HitStore(Int_t event, Int_t track) | |
112 | { | |
113 | /// Return the hitStore for a given track of one event | |
114 | /// Return 0x0 if event and/or track not found | |
115 | /// Returned pointer should not be deleted | |
116 | ||
117 | if (not IsValid()) return 0x0; | |
4cfe83bc | 118 | |
119 | if (event == fCurrentEvent) | |
120 | { | |
121 | if (track == fDataX and fHitStore != 0x0) // using fDataX as track number. | |
e8636ba0 | 122 | return fHitStore; |
4cfe83bc | 123 | } |
124 | else | |
125 | { | |
126 | ResetStores(); | |
127 | if ( not LoadEvent(event) ) return 0x0; | |
128 | } | |
e8636ba0 | 129 | |
130 | fLoader->LoadHits(); | |
131 | ||
132 | TTree* treeH = fLoader->TreeH(); | |
133 | if (treeH == 0x0) | |
134 | { | |
135 | AliError("Could not get treeH"); | |
136 | return 0x0; | |
137 | } | |
138 | ||
139 | fHitStore = AliMUONVHitStore::Create(*treeH); | |
140 | AliDebug(1,"Creating hitStore from treeH"); | |
141 | if ( fHitStore != 0x0 ) | |
142 | { | |
143 | fHitStore->Connect(*treeH); | |
144 | if ( treeH->GetEvent(track) == 0 ) | |
145 | { | |
146 | AliError(Form("Could not read track %d",track)); | |
147 | fHitStore->Clear(); | |
148 | return 0x0; | |
149 | } | |
150 | fDataX = track; // using fDataX as track number. | |
151 | } | |
152 | ||
153 | fLoader->UnloadHits(); | |
154 | ||
155 | return fHitStore; | |
156 | } | |
157 | ||
158 | //_____________________________________________________________________________ | |
159 | AliMUONVDigitStore* | |
160 | AliMUONMCDataInterface::SDigitStore(Int_t event) | |
161 | { | |
162 | /// Return the SDigit store for a given event. | |
163 | /// Return 0 if event not found | |
164 | /// Returned pointer should not be deleted | |
165 | ||
166 | if (not IsValid()) return 0x0; | |
e8636ba0 | 167 | |
4cfe83bc | 168 | if (event == fCurrentEvent) |
169 | { | |
170 | if (fSDigitStore != 0x0) | |
171 | return fSDigitStore; | |
172 | } | |
173 | else | |
174 | { | |
175 | ResetStores(); | |
176 | if ( not LoadEvent(event) ) return 0x0; | |
177 | } | |
e8636ba0 | 178 | |
179 | fLoader->LoadSDigits(); | |
180 | ||
181 | TTree* treeS = fLoader->TreeS(); | |
182 | if (treeS == 0x0) | |
183 | { | |
184 | AliError("Could not get treeS"); | |
185 | return 0x0; | |
186 | } | |
187 | ||
188 | fSDigitStore = AliMUONVDigitStore::Create(*treeS); | |
189 | if ( fSDigitStore != 0x0 ) | |
190 | { | |
191 | fSDigitStore->Clear(); | |
192 | fSDigitStore->Connect(*treeS); | |
193 | treeS->GetEvent(0); | |
194 | } | |
195 | ||
196 | fLoader->UnloadSDigits(); | |
197 | ||
198 | return fSDigitStore; | |
199 | } | |
200 | ||
e9bef706 | 201 | //_____________________________________________________________________________ |
202 | AliMUONVDigitStore* | |
203 | AliMUONMCDataInterface::DigitStore(Int_t event) | |
204 | { | |
205 | /// Return a pointer to the digitStore for a given event (or 0 if not found) | |
206 | /// Returned pointer should not be deleted | |
207 | ||
e8636ba0 | 208 | if (not IsValid()) return 0x0; |
e8636ba0 | 209 | |
4cfe83bc | 210 | if (event == fCurrentEvent) |
211 | { | |
212 | if (fDigitStore != 0x0) | |
213 | return fDigitStore; | |
214 | } | |
215 | else | |
216 | { | |
217 | ResetStores(); | |
218 | if ( not LoadEvent(event) ) return 0x0; | |
219 | } | |
e9bef706 | 220 | |
221 | fLoader->LoadDigits(); | |
222 | ||
223 | TTree* treeD = fLoader->TreeD(); | |
e8636ba0 | 224 | if (treeD == 0x0) |
e9bef706 | 225 | { |
226 | AliError("Could not get treeD"); | |
227 | return 0x0; | |
228 | } | |
229 | ||
e8636ba0 | 230 | fDigitStore = AliMUONVDigitStore::Create(*treeD); |
231 | if ( fDigitStore != 0x0 ) | |
e9bef706 | 232 | { |
233 | fDigitStore->Clear(); | |
234 | fDigitStore->Connect(*treeD); | |
235 | treeD->GetEvent(0); | |
236 | } | |
237 | ||
238 | fLoader->UnloadDigits(); | |
239 | ||
240 | return fDigitStore; | |
241 | } | |
242 | ||
e8636ba0 | 243 | //_____________________________________________________________________________ |
244 | AliStack* | |
245 | AliMUONMCDataInterface::Stack(Int_t event) | |
246 | { | |
247 | /// Get the Stack (list of generated particles) for one event | |
248 | /// Returned pointer should not be deleted | |
249 | ||
250 | if ( not IsValid() ) return 0x0; | |
251 | ||
252 | if (event != fCurrentEvent) | |
253 | { | |
254 | ResetStores(); | |
255 | if ( not LoadEvent(event) ) return 0x0; | |
256 | } | |
257 | ||
258 | fLoader->GetRunLoader()->LoadKinematics(); | |
259 | ||
260 | return fLoader->GetRunLoader()->Stack(); | |
261 | } | |
262 | ||
263 | //_____________________________________________________________________________ | |
264 | TClonesArray* | |
265 | AliMUONMCDataInterface::TrackRefs(Int_t event, Int_t track) | |
266 | { | |
267 | /// Get the track references for a given (generated) track of one event | |
268 | /// Returned pointer should not be deleted | |
269 | ||
270 | if ( not IsValid() ) return 0x0; | |
4cfe83bc | 271 | |
272 | if (event == fCurrentEvent) | |
273 | { | |
274 | if (track == fDataX and fTrackRefs != 0x0) // using fDataX as track number. | |
275 | return fTrackRefs; | |
276 | } | |
277 | else | |
e8636ba0 | 278 | { |
279 | ResetStores(); | |
280 | if ( not LoadEvent(event) ) return 0x0; | |
281 | } | |
282 | ||
e8636ba0 | 283 | fLoader->GetRunLoader()->LoadTrackRefs(); |
284 | ||
285 | TTree* treeTR = fLoader->GetRunLoader()->TreeTR(); | |
286 | ||
287 | if ( fTrackRefs != 0x0 ) fTrackRefs->Clear("C"); | |
288 | ||
289 | if (treeTR != 0x0) | |
290 | { | |
291 | if ( treeTR->GetEvent(track) > 0 ) | |
292 | { | |
91469ad4 | 293 | TBranch* branch = treeTR->GetBranch("TrackReferences"); |
e8636ba0 | 294 | branch->SetAddress(&fTrackRefs); |
295 | branch->GetEvent(track); | |
296 | fDataX = track; // using fDataX as track number. | |
297 | } | |
298 | } | |
299 | else | |
300 | { | |
301 | AliError("Could not get TreeTR"); | |
302 | } | |
303 | ||
304 | fLoader->GetRunLoader()->UnloadTrackRefs(); | |
305 | ||
306 | return fTrackRefs; | |
307 | } | |
308 | ||
309 | //_____________________________________________________________________________ | |
310 | AliMUONVTriggerStore* | |
311 | AliMUONMCDataInterface::TriggerStore(Int_t event) | |
312 | { | |
313 | /// Return the triggerStore for a given event. | |
314 | /// Return 0x0 if event not found. | |
315 | /// Returned pointer should not be deleted. | |
316 | ||
317 | if (not IsValid()) return 0x0; | |
e8636ba0 | 318 | |
4cfe83bc | 319 | if (event == fCurrentEvent) |
320 | { | |
321 | if (fTriggerStore != 0x0) | |
322 | return fTriggerStore; | |
323 | } | |
324 | else | |
325 | { | |
326 | ResetStores(); | |
327 | if ( not LoadEvent(event) ) return 0x0; | |
328 | } | |
e8636ba0 | 329 | |
330 | fLoader->LoadDigits(); | |
331 | ||
332 | TTree* treeD = fLoader->TreeD(); | |
333 | if ( treeD == 0x0 ) | |
334 | { | |
335 | AliError("Could not get treeD"); | |
336 | return 0x0; | |
337 | } | |
338 | ||
339 | fTriggerStore = AliMUONVTriggerStore::Create(*treeD); | |
340 | if ( fTriggerStore != 0x0 ) | |
341 | { | |
342 | fTriggerStore->Clear(); | |
343 | fTriggerStore->Connect(*treeD); | |
344 | treeD->GetEvent(0); | |
345 | } | |
346 | ||
347 | fLoader->UnloadDigits(); | |
348 | ||
349 | return fTriggerStore; | |
350 | } | |
351 | ||
e9bef706 | 352 | //_____________________________________________________________________________ |
353 | void | |
354 | AliMUONMCDataInterface::DumpDigits(Int_t event, Bool_t sorted) | |
355 | { | |
356 | /// Dump the digits for a given event, sorted if requested. | |
357 | DigitStore(event); | |
358 | ||
e8636ba0 | 359 | if ( fDigitStore != 0x0 ) |
e9bef706 | 360 | { |
361 | if ( sorted ) | |
362 | { | |
363 | DumpSorted(*fDigitStore); | |
364 | } | |
365 | else | |
366 | { | |
367 | fDigitStore->Print(); | |
368 | } | |
369 | } | |
1df4a03e | 370 | } |
371 | ||
372 | //_____________________________________________________________________________ | |
373 | void | |
e9bef706 | 374 | AliMUONMCDataInterface::DumpHits(Int_t event) |
1df4a03e | 375 | { |
376 | /// Dump all the hits for one event | |
377 | ||
378 | Int_t ntracks = NumberOfTracks(event); | |
379 | ||
380 | for ( Int_t i = 0; i < ntracks; ++i ) | |
381 | { | |
382 | cout << ">> Track " << i << endl; | |
e9bef706 | 383 | HitStore(event,i); |
384 | if ( fHitStore ) | |
385 | { | |
386 | fHitStore->Print("","full"); | |
387 | } | |
1df4a03e | 388 | } |
389 | } | |
390 | ||
391 | //_____________________________________________________________________________ | |
392 | void | |
e9bef706 | 393 | AliMUONMCDataInterface::DumpKine(Int_t event) |
1df4a03e | 394 | { |
395 | /// Dump all generated particles for one event | |
396 | AliStack* stack = Stack(event); | |
397 | ||
e8636ba0 | 398 | if ( stack != 0x0 ) |
1df4a03e | 399 | { |
400 | Int_t nparticles = (Int_t) stack->GetNtrack(); | |
401 | ||
402 | for (Int_t iparticle=0; iparticle<nparticles; ++iparticle) | |
403 | { | |
404 | stack->Particle(iparticle)->Print(""); | |
405 | } | |
406 | } | |
407 | else | |
408 | { | |
409 | AliError("Could not get stack"); | |
410 | } | |
411 | } | |
412 | ||
413 | //_____________________________________________________________________________ | |
414 | void | |
e9bef706 | 415 | AliMUONMCDataInterface::DumpSDigits(Int_t event, Bool_t sorted) |
416 | { | |
417 | /// Dump the SDigits for a given event, sorted if requested | |
418 | SDigitStore(event); | |
419 | ||
e8636ba0 | 420 | if ( fSDigitStore != 0x0 ) |
e9bef706 | 421 | { |
422 | if ( sorted ) | |
423 | { | |
424 | DumpSorted(*fSDigitStore); | |
425 | } | |
426 | else | |
427 | { | |
428 | fSDigitStore->Print(); | |
429 | } | |
430 | } | |
431 | } | |
432 | ||
433 | //_____________________________________________________________________________ | |
434 | void | |
435 | AliMUONMCDataInterface::DumpSorted(const AliMUONVStore& store) const | |
436 | { | |
437 | /// Dump the given store in sorted order | |
438 | ||
439 | TIter next(store.CreateIterator()); | |
440 | TObject* object; | |
441 | TList list; | |
442 | list.SetOwner(kFALSE); | |
443 | ||
444 | while ( ( object = next() ) ) | |
445 | { | |
446 | list.Add(object); | |
447 | } | |
448 | ||
449 | list.Sort(); | |
450 | ||
451 | list.Print(); | |
452 | } | |
453 | ||
454 | //_____________________________________________________________________________ | |
455 | void | |
456 | AliMUONMCDataInterface::DumpTrackRefs(Int_t event) | |
1df4a03e | 457 | { |
458 | /// Dump track references for one event | |
459 | Int_t ntrackrefs = NumberOfTrackRefs(event); | |
460 | ||
461 | for ( Int_t i = 0; i < ntrackrefs; ++i ) | |
462 | { | |
e9bef706 | 463 | TrackRefs(event,i); |
e8636ba0 | 464 | if ( fTrackRefs != 0x0 ) |
e9bef706 | 465 | { |
466 | fTrackRefs->Print("","*"); | |
467 | } | |
468 | } | |
469 | } | |
470 | ||
471 | //_____________________________________________________________________________ | |
472 | void | |
473 | AliMUONMCDataInterface::DumpTrigger(Int_t event) | |
474 | { | |
475 | /// Dump trigger for a given event (trigger is read from TreeD) | |
476 | ||
477 | TriggerStore(event); | |
478 | ||
e8636ba0 | 479 | if ( fTriggerStore != 0x0 ) |
e9bef706 | 480 | { |
481 | fTriggerStore->Print(); | |
1df4a03e | 482 | } |
483 | } | |
484 | ||
1df4a03e | 485 | //_____________________________________________________________________________ |
486 | Bool_t | |
e9bef706 | 487 | AliMUONMCDataInterface::LoadEvent(Int_t event) |
488 | { | |
489 | /// Load event if different from the current one. | |
e8636ba0 | 490 | /// Returns kFALSE on error and kTRUE if the event was loaded. |
491 | ||
492 | assert( IsValid() ); | |
493 | ||
494 | AliDebug(1,Form("Loading event %d using runLoader %p",event,fLoader->GetRunLoader())); | |
495 | if (fLoader->GetRunLoader()->GetEvent(event) == 0) | |
e9bef706 | 496 | { |
497 | fCurrentEvent = event; | |
e8636ba0 | 498 | return kTRUE; |
e9bef706 | 499 | } |
e8636ba0 | 500 | else |
501 | return kFALSE; | |
1df4a03e | 502 | } |
503 | ||
e9bef706 | 504 | |
1df4a03e | 505 | //_____________________________________________________________________________ |
506 | Int_t | |
507 | AliMUONMCDataInterface::NumberOfEvents() const | |
508 | { | |
509 | /// Number of events in the file we're connected to | |
e8636ba0 | 510 | if (not IsValid()) return -1; |
e9bef706 | 511 | return fLoader->GetRunLoader()->GetNumberOfEvents(); |
1df4a03e | 512 | } |
513 | ||
514 | //_____________________________________________________________________________ | |
515 | Int_t | |
e9bef706 | 516 | AliMUONMCDataInterface::NumberOfTracks(Int_t event) |
1df4a03e | 517 | { |
518 | /// Number of tracks in the event | |
e8636ba0 | 519 | if ( not IsValid()) return -1; |
1df4a03e | 520 | |
e8636ba0 | 521 | if (event != fCurrentEvent) |
522 | { | |
523 | ResetStores(); | |
524 | if ( not LoadEvent(event) ) return -1; | |
525 | } | |
e9bef706 | 526 | |
527 | fLoader->LoadHits(); | |
1df4a03e | 528 | |
e8636ba0 | 529 | Int_t rv(-1); |
1df4a03e | 530 | |
e9bef706 | 531 | TTree* treeH = fLoader->TreeH(); |
e8636ba0 | 532 | if (treeH != 0x0) |
1df4a03e | 533 | { |
e9bef706 | 534 | rv = static_cast<Int_t>(treeH->GetEntries()); |
1df4a03e | 535 | } |
536 | else | |
537 | { | |
538 | AliError("Could not get TreeH"); | |
539 | } | |
540 | ||
e9bef706 | 541 | fLoader->UnloadHits(); |
1df4a03e | 542 | |
543 | return rv; | |
544 | } | |
545 | ||
546 | //_____________________________________________________________________________ | |
547 | Int_t | |
e9bef706 | 548 | AliMUONMCDataInterface::NumberOfTrackRefs(Int_t event) |
1df4a03e | 549 | { |
550 | /// Number of track references in the event | |
e8636ba0 | 551 | if ( not IsValid()) return -1; |
1df4a03e | 552 | |
e8636ba0 | 553 | if (event != fCurrentEvent) |
554 | { | |
555 | ResetStores(); | |
556 | if ( not LoadEvent(event) ) return -1; | |
557 | } | |
e9bef706 | 558 | |
559 | fLoader->GetRunLoader()->LoadTrackRefs(); | |
1df4a03e | 560 | |
e8636ba0 | 561 | Int_t rv(-1); |
1df4a03e | 562 | |
e9bef706 | 563 | TTree* treeTR = fLoader->GetRunLoader()->TreeTR(); |
e8636ba0 | 564 | if (treeTR != 0x0) |
1df4a03e | 565 | { |
e9bef706 | 566 | rv = static_cast<Int_t>(treeTR->GetEntries()); |
1df4a03e | 567 | } |
568 | else | |
569 | { | |
570 | AliError("Could not get TreeTR"); | |
571 | } | |
572 | ||
e9bef706 | 573 | fLoader->GetRunLoader()->UnloadTrackRefs(); |
1df4a03e | 574 | |
575 | return rv; | |
576 | } | |
577 | ||
e9bef706 | 578 | //_____________________________________________________________________________ |
579 | void | |
580 | AliMUONMCDataInterface::Open(const char* filename) | |
581 | { | |
582 | /// Connect to a given galice.root file | |
583 | ||
e8636ba0 | 584 | ResetStores(); |
e9bef706 | 585 | |
586 | fCurrentEvent=-1; | |
587 | ||
e8636ba0 | 588 | if ( fLoader != 0x0 ) |
e9bef706 | 589 | { |
590 | delete fLoader->GetRunLoader(); | |
591 | } | |
592 | ||
593 | fLoader = 0x0; | |
594 | ||
595 | fIsValid = kTRUE; | |
596 | ||
597 | TString foldername(Form("%s-%d",ClassName(),fgInstanceCounter)); | |
598 | ||
599 | while (AliRunLoader::GetRunLoader(foldername)) | |
600 | { | |
601 | delete AliRunLoader::GetRunLoader(foldername); | |
602 | } | |
603 | ||
604 | AliRunLoader* runLoader = AliRunLoader::Open(filename,foldername); | |
e8636ba0 | 605 | if (runLoader == 0x0) |
e9bef706 | 606 | { |
607 | AliError(Form("Cannot open file %s",filename)); | |
608 | fIsValid = kFALSE; | |
609 | } | |
aa73f8fb | 610 | |
611 | // Get run number and set it to CDB manager | |
612 | runLoader->LoadHeader(); | |
613 | if ( ! runLoader->GetHeader() ) { | |
614 | AliError("Cannot load header."); | |
615 | fIsValid = kFALSE; | |
616 | } | |
617 | else { | |
618 | Int_t runNumber = runLoader->GetHeader()->GetRun(); | |
619 | AliCDBManager::Instance()->SetRun(runNumber); | |
620 | } | |
621 | runLoader->UnloadHeader(); | |
622 | ||
e9bef706 | 623 | fLoader = runLoader->GetDetectorLoader("MUON"); |
e8636ba0 | 624 | if (fLoader == 0x0) |
e9bef706 | 625 | { |
626 | AliError("Cannot get AliMUONLoader"); | |
627 | fIsValid = kFALSE; | |
628 | } | |
629 | ||
e8636ba0 | 630 | if (not IsValid()) |
e9bef706 | 631 | { |
632 | AliError(Form("Could not access %s filename. Object is unuseable",filename)); | |
633 | } | |
634 | } | |
635 | ||
636 | //_____________________________________________________________________________ | |
e8636ba0 | 637 | Bool_t AliMUONMCDataInterface::GetEvent(Int_t event) |
e9bef706 | 638 | { |
e8636ba0 | 639 | /// Loads all simulated data for the given event. |
640 | ||
641 | if (HitStore(event, 0) == 0x0) return kFALSE; | |
642 | if (SDigitStore(event) == 0x0) return kFALSE; | |
643 | if (DigitStore(event) == 0x0) return kFALSE; | |
644 | if (TriggerStore(event) == 0x0) return kFALSE; | |
645 | if (TrackRefs(event, 0) == 0x0) return kFALSE; | |
646 | return kTRUE; | |
647 | } | |
648 | ||
649 | //_____________________________________________________________________________ | |
650 | Int_t AliMUONMCDataInterface::NumberOfParticles() | |
651 | { | |
652 | /// Returns the total number of particles in the kinematics tree. | |
653 | ||
654 | AliStack* stack = Stack(fCurrentEvent); | |
655 | if ( stack == 0x0 ) return -1; | |
656 | return (Int_t) stack->GetNtrack(); | |
657 | } | |
658 | ||
659 | //_____________________________________________________________________________ | |
660 | TParticle* AliMUONMCDataInterface::Particle(Int_t index) | |
661 | { | |
662 | /// Returns the index'th particle in the kinematics tree. | |
663 | /// @param index The index number of the particle in the range [0 ... N-1] | |
664 | /// where N = NumberOfParticles() | |
665 | ||
666 | AliStack* stack = Stack(fCurrentEvent); | |
667 | if ( stack == 0x0 ) return 0x0; | |
668 | return static_cast<TParticle*>( stack->Particle(index) ); | |
669 | } | |
670 | ||
671 | //_____________________________________________________________________________ | |
672 | Int_t AliMUONMCDataInterface::NumberOfTracks() | |
673 | { | |
674 | /// Returns the number of primary tracks (from primary particles) in the current event. | |
675 | ||
676 | return NumberOfTracks(fCurrentEvent); | |
677 | } | |
678 | ||
679 | //_____________________________________________________________________________ | |
680 | Int_t AliMUONMCDataInterface::NumberOfHits(Int_t track) | |
681 | { | |
682 | /// Returns the number of hits for a given primary track/particle. | |
683 | /// @param track The track number in the range [0 .. N-1] | |
684 | /// where N = NumberOfTracks() | |
685 | ||
686 | TIterator* iter = GetIterator(kHitIterator, track); | |
687 | return CountObjects(iter); | |
688 | } | |
689 | ||
690 | //_____________________________________________________________________________ | |
691 | AliMUONHit* | |
692 | AliMUONMCDataInterface::Hit(Int_t track, Int_t index) | |
693 | { | |
694 | /// Returns a pointer to the index'th hit object. | |
695 | /// @param track The track number in the range [0 .. N-1] | |
696 | /// where N = NumberOfTracks() | |
697 | /// @param index The index number of the hit in the range [0 ... M-1] | |
698 | /// where M = NumberOfHits(track) | |
699 | ||
700 | TIterator* iter = GetIterator(kHitIterator, track); | |
701 | return static_cast<AliMUONHit*>( FetchObject(iter, index) ); | |
702 | } | |
703 | ||
704 | //_____________________________________________________________________________ | |
705 | Int_t AliMUONMCDataInterface::NumberOfSDigits(Int_t detElemId) | |
706 | { | |
707 | /// Returns the number of summable digits to be found on a given detector element. | |
708 | /// @param detElemId The detector element ID number to search on. | |
709 | ||
710 | TIterator* iter = GetIterator(kSDigitIteratorByDetectorElement, detElemId); | |
711 | return CountObjects(iter); | |
712 | } | |
713 | ||
714 | //_____________________________________________________________________________ | |
715 | AliMUONVDigit* AliMUONMCDataInterface::SDigit(Int_t detElemId, Int_t index) | |
716 | { | |
717 | /// Returns the a pointer to the index'th summable digit on the specified detector element. | |
718 | /// @param detElemId The detector element ID number to search on. | |
719 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
720 | /// where N = NumberOfDigits(detElemId) | |
721 | ||
722 | TIterator* iter = GetIterator(kSDigitIteratorByDetectorElement, detElemId); | |
723 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
724 | } | |
725 | ||
726 | //_____________________________________________________________________________ | |
727 | Int_t AliMUONMCDataInterface::NumberOfSDigits(Int_t chamber, Int_t cathode) | |
728 | { | |
729 | /// Returns the number of summable digits to be found on a specific chamber and cathode. | |
730 | /// @param chamber The chamber number in the range [0 .. 13]. | |
731 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
732 | /// 1 is the non-bending plane. | |
733 | ||
734 | TIterator* iter = GetIterator(kSDigitIteratorByChamberAndCathode, chamber, cathode); | |
735 | return CountObjects(iter); | |
736 | } | |
737 | ||
738 | //_____________________________________________________________________________ | |
739 | AliMUONVDigit* AliMUONMCDataInterface::SDigit(Int_t chamber, Int_t cathode, Int_t index) | |
740 | { | |
741 | /// Returns the a pointer to the index'th summable digit on the specified chamber and cathode. | |
742 | /// @param chamber The chamber number in the range [0 .. 13]. | |
743 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
744 | /// 1 is the non-bending plane. | |
745 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
746 | /// where N = NumberOfDigits(chamber, cathode) | |
747 | ||
748 | TIterator* iter = GetIterator(kSDigitIteratorByChamberAndCathode, chamber, cathode); | |
749 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
750 | } | |
751 | ||
752 | //_____________________________________________________________________________ | |
753 | Int_t AliMUONMCDataInterface::NumberOfDigits(Int_t detElemId) | |
754 | { | |
755 | /// Returns the number of simulated digits to be found on a given detector element. | |
756 | /// @param detElemId The detector element ID number to search on. | |
757 | ||
758 | TIterator* iter = GetIterator(kDigitIteratorByDetectorElement, detElemId); | |
759 | return CountObjects(iter); | |
760 | } | |
761 | ||
762 | //_____________________________________________________________________________ | |
763 | AliMUONVDigit* AliMUONMCDataInterface::Digit(Int_t detElemId, Int_t index) | |
764 | { | |
765 | /// Returns the a pointer to the index'th simulated digit on the specified detector element. | |
766 | /// @param detElemId The detector element ID number to search on. | |
767 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
768 | /// where N = NumberOfDigits(detElemId) | |
769 | ||
770 | TIterator* iter = GetIterator(kDigitIteratorByDetectorElement, detElemId); | |
771 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
772 | } | |
773 | ||
774 | //_____________________________________________________________________________ | |
775 | Int_t AliMUONMCDataInterface::NumberOfDigits(Int_t chamber, Int_t cathode) | |
776 | { | |
777 | /// Returns the number of simulated digits to be found on a specific chamber and cathode. | |
778 | /// @param chamber The chamber number in the range [0 .. 13]. | |
779 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
780 | /// 1 is the non-bending plane. | |
781 | ||
782 | TIterator* iter = GetIterator(kDigitIteratorByChamberAndCathode, chamber, cathode); | |
783 | return CountObjects(iter); | |
784 | } | |
785 | ||
786 | //_____________________________________________________________________________ | |
787 | AliMUONVDigit* AliMUONMCDataInterface::Digit(Int_t chamber, Int_t cathode, Int_t index) | |
788 | { | |
789 | /// Returns the a pointer to the index'th simulated digit on the specified chamber and cathode. | |
790 | /// @param chamber The chamber number in the range [0 .. 13]. | |
791 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
792 | /// 1 is the non-bending plane. | |
793 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
794 | /// where N = NumberOfDigits(chamber, cathode) | |
795 | ||
796 | TIterator* iter = GetIterator(kDigitIteratorByChamberAndCathode, chamber, cathode); | |
797 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
798 | } | |
799 | ||
800 | //_____________________________________________________________________________ | |
801 | Int_t AliMUONMCDataInterface::NumberOfLocalTriggers() | |
802 | { | |
803 | /// Returns the number of simulated local trigger objects. | |
804 | ||
805 | TIterator* iter = GetIterator(kLocalTriggerIterator); | |
806 | return CountObjects(iter); | |
807 | } | |
808 | ||
809 | //_____________________________________________________________________________ | |
810 | AliMUONLocalTrigger* AliMUONMCDataInterface::LocalTrigger(Int_t index) | |
811 | { | |
812 | /// Returns a pointer to the index'th simulated local trigger object. | |
813 | /// @param index The index number of the local trigger object to fetch in the range [0 .. N-1], | |
814 | /// where N = NumberOfLocalTriggers() | |
815 | ||
816 | TIterator* iter = GetIterator(kLocalTriggerIterator); | |
817 | return static_cast<AliMUONLocalTrigger*>( FetchObject(iter, index) ); | |
818 | } | |
819 | ||
820 | //_____________________________________________________________________________ | |
821 | Int_t AliMUONMCDataInterface::NumberOfRegionalTriggers() | |
822 | { | |
823 | /// Returns the number of simulated regional trigger objects. | |
824 | ||
825 | TIterator* iter = GetIterator(kRegionalTriggerIterator); | |
826 | return CountObjects(iter); | |
827 | } | |
828 | ||
829 | //_____________________________________________________________________________ | |
830 | AliMUONRegionalTrigger* AliMUONMCDataInterface::RegionalTrigger(Int_t index) | |
831 | { | |
832 | /// Returns a pointer to the index'th simulated regional trigger object. | |
833 | /// @param index The index number of the regional trigger object to fetch in the range [0 .. N-1], | |
834 | /// where N = NumberOfRegionalTriggers() | |
835 | ||
836 | TIterator* iter = GetIterator(kRegionalTriggerIterator); | |
837 | return static_cast<AliMUONRegionalTrigger*>( FetchObject(iter, index) ); | |
838 | } | |
839 | ||
840 | //_____________________________________________________________________________ | |
841 | AliMUONGlobalTrigger* AliMUONMCDataInterface::GlobalTrigger() | |
842 | { | |
843 | /// Returns a pointer to the simulated global trigger object for the event. | |
844 | ||
845 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
846 | if (store == 0x0) return 0x0; | |
847 | return store->Global(); | |
848 | } | |
849 | ||
850 | //_____________________________________________________________________________ | |
851 | Int_t AliMUONMCDataInterface::NumberOfTrackRefs() | |
852 | { | |
853 | /// Number of track references in the currently selected event. | |
854 | ||
855 | return NumberOfTrackRefs(fCurrentEvent); | |
856 | } | |
857 | ||
858 | //_____________________________________________________________________________ | |
859 | TClonesArray* AliMUONMCDataInterface::TrackRefs(Int_t track) | |
860 | { | |
861 | /// Returns the track references for a given track in the current event. | |
862 | /// @param track The track to returns track references for. In the range [0 .. N-1] | |
863 | /// where N = NumberOfTrackRefs() | |
864 | ||
865 | return TrackRefs(fCurrentEvent, track); | |
866 | } | |
867 | ||
868 | //_____________________________________________________________________________ | |
869 | void AliMUONMCDataInterface::ResetStores() | |
870 | { | |
871 | /// Deletes all the store objects that have been created and resets the pointers to 0x0. | |
872 | /// The temporary iterator object is automatically reset. See ResetIterator for more details. | |
873 | ||
874 | ResetIterator(); | |
875 | if (fHitStore != 0x0) | |
e9bef706 | 876 | { |
e8636ba0 | 877 | delete fHitStore; |
878 | fHitStore = 0x0; | |
e9bef706 | 879 | } |
e8636ba0 | 880 | if (fSDigitStore != 0x0) |
881 | { | |
882 | delete fSDigitStore; | |
883 | fSDigitStore = 0x0; | |
884 | } | |
885 | if (fDigitStore != 0x0) | |
886 | { | |
887 | delete fDigitStore; | |
888 | fDigitStore = 0x0; | |
889 | } | |
890 | if (fTrackRefs != 0x0) | |
e9bef706 | 891 | { |
e8636ba0 | 892 | delete fTrackRefs; |
893 | fTrackRefs = 0x0; | |
e9bef706 | 894 | } |
e8636ba0 | 895 | if (fTriggerStore != 0x0) |
896 | { | |
897 | delete fTriggerStore; | |
898 | fTriggerStore = 0x0; | |
899 | } | |
900 | } | |
901 | ||
902 | //_____________________________________________________________________________ | |
903 | TIterator* AliMUONMCDataInterface::GetIterator(IteratorType type, Int_t x, Int_t y) | |
904 | { | |
905 | /// Creates an appropriate iterator object and returns it. | |
906 | /// If the iterator has already been created then that one is returned otherwise | |
907 | /// a new object is created. | |
908 | /// Depending on the value of 'type' the semantics of parameters x and y can change. | |
909 | /// @param type The type of iterator to create. | |
910 | /// @param x This is the detector element ID if type equals kDigitIteratorByDetectorElement | |
911 | /// or kSDigitIteratorByDetectorElement. | |
912 | /// If type equals kDigitIteratorByChamberAndCathode or | |
913 | /// kSDigitIteratorByChamberAndCathode then this is the chamber number. | |
914 | /// For type == kHitIterator the parameter x is the track number. | |
915 | /// In all other cases this parameter is ignored. | |
916 | /// @param y If type equals kDigitIteratorByChamberAndCathode or | |
917 | /// kSDigitIteratorByChamberAndCathode then this parameter is the cathode | |
918 | /// number. In all other cases this parameter is ignored. | |
919 | ||
920 | if (type == fCurrentIteratorType and fDataX == x and fDataY == y) | |
921 | return fIterator; | |
e9bef706 | 922 | |
e8636ba0 | 923 | if (fCurrentEvent == -1) |
e9bef706 | 924 | { |
e8636ba0 | 925 | AliError("No event was selected. Try first using GetEvent()."); |
926 | return 0x0; | |
e9bef706 | 927 | } |
928 | ||
e8636ba0 | 929 | ResetIterator(); |
e9bef706 | 930 | |
e8636ba0 | 931 | switch (type) |
932 | { | |
933 | case kHitIterator: | |
934 | { | |
935 | Int_t track = x; | |
936 | AliMUONVHitStore* store = HitStore(fCurrentEvent, track); | |
937 | if (store == 0x0) return 0x0; | |
938 | fIterator = store->CreateIterator(); | |
939 | if (fIterator == 0x0) return 0x0; | |
940 | fCurrentIteratorType = kHitIterator; | |
941 | return fIterator; | |
942 | } | |
943 | ||
944 | case kSDigitIteratorByDetectorElement: | |
945 | { | |
946 | Int_t detElem = x; | |
947 | AliMUONVDigitStore* store = SDigitStore(fCurrentEvent); | |
948 | if (store == 0x0) return 0x0; | |
e8636ba0 | 949 | fIterator = store->CreateIterator(detElem, detElem, 2); |
950 | if (fIterator == 0x0) return 0x0; | |
951 | fCurrentIteratorType = kSDigitIteratorByDetectorElement; | |
952 | fDataX = detElem; | |
953 | return fIterator; | |
954 | } | |
955 | ||
956 | case kSDigitIteratorByChamberAndCathode: | |
957 | { | |
958 | Int_t chamber = x; | |
959 | Int_t cathode = y; | |
960 | if (chamber < 0 or AliMpConstants::NofChambers() <= chamber) | |
961 | { | |
962 | AliError(Form( | |
963 | "Must have give a chamber value in the range [0..%d], but got a value of: %d", | |
964 | AliMpConstants::NofChambers() - 1, | |
965 | chamber | |
966 | )); | |
967 | return 0x0; | |
968 | } | |
969 | if (cathode < 0 or 1 < cathode) | |
970 | { | |
971 | AliError(Form("Must have give a cathode value in the range [0..1], but got a value of: %d", cathode)); | |
972 | return 0x0; | |
973 | } | |
974 | ||
975 | AliMUONVDigitStore* store = SDigitStore(fCurrentEvent); | |
976 | if (store == 0x0) return 0x0; | |
e8636ba0 | 977 | AliMpIntPair pair = AliMpDEManager::GetDetElemIdRange(chamber); |
978 | fIterator = store->CreateIterator(pair.GetFirst(), pair.GetSecond(), cathode); | |
979 | if (fIterator == 0x0) return 0x0; | |
980 | fCurrentIteratorType = kSDigitIteratorByChamberAndCathode; | |
981 | fDataX = chamber; | |
982 | fDataY = cathode; | |
983 | return fIterator; | |
984 | } | |
985 | ||
986 | case kDigitIteratorByDetectorElement: | |
987 | { | |
988 | Int_t detElem = x; | |
989 | AliMUONVDigitStore* store = DigitStore(fCurrentEvent); | |
990 | if (store == 0x0) return 0x0; | |
e8636ba0 | 991 | fIterator = store->CreateIterator(detElem, detElem, 2); |
992 | if (fIterator == 0x0) return 0x0; | |
993 | fCurrentIteratorType = kDigitIteratorByDetectorElement; | |
994 | fDataX = detElem; | |
995 | return fIterator; | |
996 | } | |
997 | ||
998 | case kDigitIteratorByChamberAndCathode: | |
999 | { | |
1000 | Int_t chamber = x; | |
1001 | Int_t cathode = y; | |
1002 | if (chamber < 0 or AliMpConstants::NofChambers() <= chamber) | |
1003 | { | |
1004 | AliError(Form( | |
1005 | "Must have give a chamber value in the range [0..%d], but got a value of: %d", | |
1006 | AliMpConstants::NofChambers() - 1, | |
1007 | chamber | |
1008 | )); | |
1009 | return 0x0; | |
1010 | } | |
1011 | if (cathode < 0 or 1 < cathode) | |
1012 | { | |
1013 | AliError(Form("Must have give a cathode value in the range [0..1], but got a value of: %d", cathode)); | |
1014 | return 0x0; | |
1015 | } | |
1016 | ||
1017 | AliMUONVDigitStore* store = DigitStore(fCurrentEvent); | |
1018 | if (store == 0x0) return 0x0; | |
e8636ba0 | 1019 | AliMpIntPair pair = AliMpDEManager::GetDetElemIdRange(chamber); |
1020 | fIterator = store->CreateIterator(pair.GetFirst(), pair.GetSecond(), cathode); | |
1021 | if (fIterator == 0x0) return 0x0; | |
1022 | fCurrentIteratorType = kDigitIteratorByChamberAndCathode; | |
1023 | fDataX = chamber; | |
1024 | fDataY = cathode; | |
1025 | return fIterator; | |
1026 | } | |
1027 | ||
1028 | case kLocalTriggerIterator: | |
1029 | { | |
1030 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
1031 | if (store == 0x0) return 0x0; | |
1032 | fIterator = store->CreateLocalIterator(); | |
1033 | if (fIterator == 0x0) return 0x0; | |
1034 | fCurrentIteratorType = kLocalTriggerIterator; | |
1035 | return fIterator; | |
1036 | } | |
1037 | ||
1038 | case kRegionalTriggerIterator: | |
1039 | { | |
1040 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
1041 | if (store == 0x0) return 0x0; | |
1042 | fIterator = store->CreateRegionalIterator(); | |
1043 | if (fIterator == 0x0) return 0x0; | |
1044 | fCurrentIteratorType = kRegionalTriggerIterator; | |
1045 | return fIterator; | |
1046 | } | |
1047 | ||
1048 | default: | |
1049 | return 0x0; | |
1050 | } | |
e9bef706 | 1051 | } |
1052 | ||
1df4a03e | 1053 | //_____________________________________________________________________________ |
e8636ba0 | 1054 | void AliMUONMCDataInterface::ResetIterator() |
1df4a03e | 1055 | { |
e8636ba0 | 1056 | /// The temporary iterator object is deleted if it exists and the pointer reset to 0x0. |
1057 | /// The iterator type and temporary data indicating the state of the iterator are | |
1058 | /// also reset. | |
1df4a03e | 1059 | |
e8636ba0 | 1060 | if (fIterator != 0x0) delete fIterator; |
1061 | fCurrentIteratorType = kNoIterator; | |
1062 | fCurrentIndex = fDataX = fDataY = -1; | |
1063 | fIterator = 0x0; | |
1df4a03e | 1064 | } |
1065 | ||
1066 | //_____________________________________________________________________________ | |
e8636ba0 | 1067 | Int_t AliMUONMCDataInterface::CountObjects(TIterator* iter) |
1df4a03e | 1068 | { |
e8636ba0 | 1069 | /// Counts the number of objects in the iterator and resets it. |
1070 | /// @return The number of objects in 'iter'. | |
e9bef706 | 1071 | |
e8636ba0 | 1072 | if (iter == 0x0) return -1; |
1073 | Int_t count = 0; | |
1074 | iter->Reset(); | |
1075 | while ( iter->Next() != 0x0 ) count++; | |
1076 | iter->Reset(); | |
1077 | fCurrentIndex = -1; | |
1078 | return count; | |
e9bef706 | 1079 | } |
1080 | ||
1081 | //_____________________________________________________________________________ | |
e8636ba0 | 1082 | TObject* AliMUONMCDataInterface::FetchObject(TIterator* iter, Int_t index) |
e9bef706 | 1083 | { |
e8636ba0 | 1084 | /// Fetches the index'th object from the iterator counting the first object |
1085 | /// returned by iterator after it is reset as index == 0. The next object | |
1086 | /// has index == 1 and so on where the last object returned by the iterator | |
1087 | /// has index == N-1 where N = CountObjects(iter) | |
1088 | /// This method will only reset the iterator if index is smaller than | |
1089 | /// fCurrentIndex, which is used to track the iteration progress and is | |
1090 | /// updated when a new object if returned by this method. | |
1091 | /// @param iter The iterator to fetch an object from. | |
1092 | /// @param index The index number of the object to fetch in the range [0 .. N-1] | |
1093 | /// where N = CountObjects(iter) | |
1094 | ||
1095 | if (index < 0) | |
e9bef706 | 1096 | { |
e8636ba0 | 1097 | AliError(Form("Index is out of bounds. Got a value of %d.", index)); |
e9bef706 | 1098 | return 0x0; |
1099 | } | |
e8636ba0 | 1100 | |
1101 | if (iter == 0x0) return 0x0; | |
1102 | if (index <= fCurrentIndex) | |
e9bef706 | 1103 | { |
e8636ba0 | 1104 | iter->Reset(); |
1105 | fCurrentIndex = -1; | |
e9bef706 | 1106 | } |
1107 | ||
e8636ba0 | 1108 | TObject* object = 0x0; |
1109 | while (fCurrentIndex < index) | |
e9bef706 | 1110 | { |
e8636ba0 | 1111 | object = iter->Next(); |
1112 | if (object == 0x0) | |
1113 | { | |
1114 | AliError(Form("Index is out of bounds. Got a value of %d.", index)); | |
1115 | iter->Reset(); | |
1116 | fCurrentIndex = -1; | |
1117 | return 0x0; | |
1118 | } | |
1119 | fCurrentIndex++; | |
e9bef706 | 1120 | } |
e8636ba0 | 1121 | return object; |
1df4a03e | 1122 | } |