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