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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 | ||
18 | #include "AliMUONDataInterface.h" | |
19 | #include "AliMUONGeometryTransformer.h" | |
20 | #include "AliMUONVDigit.h" | |
21 | #include "AliMUONVCluster.h" | |
22 | #include "AliMUONLocalTrigger.h" | |
23 | #include "AliMUONRegionalTrigger.h" | |
24 | #include "AliMUONGlobalTrigger.h" | |
25 | #include "AliMUONTriggerCircuit.h" | |
26 | #include "AliMUONVClusterStore.h" | |
27 | #include "AliMUONVDigitStore.h" | |
28 | #include "AliMUONVTriggerStore.h" | |
29 | #include "AliMpCDB.h" | |
30 | ||
31 | #include "AliMpEncodePair.h" | |
32 | #include "AliMpDEManager.h" | |
33 | #include "AliMpConstants.h" | |
34 | #include "AliMpCDB.h" | |
35 | ||
36 | #include "AliLoader.h" | |
37 | #include "AliRunLoader.h" | |
38 | #include "AliHeader.h" | |
39 | #include "AliCDBManager.h" | |
40 | ||
41 | #include <Riostream.h> | |
42 | #include <TFile.h> | |
43 | #include <TList.h> | |
44 | #include <TNtuple.h> | |
45 | #include <TSystem.h> | |
46 | #include <TIterator.h> | |
47 | #include <cstdlib> | |
48 | #include <cassert> | |
49 | ||
50 | //----------------------------------------------------------------------------- | |
51 | /// \class AliMUONDataInterface | |
52 | /// | |
53 | /// An easy to use interface to the MUON data data stored in | |
54 | /// TreeS, TreeD and TreeR. | |
55 | /// | |
56 | /// For MC related information (i.e. TreeH, TreeK, TreeTR), see | |
57 | /// AliMUONMCDataInterface. | |
58 | /// | |
59 | /// | |
60 | /// This interface in not necessarily the fastest way to fetch the data but | |
61 | /// it is the easiest. | |
62 | /// | |
63 | /// \author Laurent Aphecetche, Subatech & Artur Szostak <artursz@iafrica.com> (University of Cape Town) | |
64 | //----------------------------------------------------------------------------- | |
65 | ||
66 | /// \cond CLASSIMP | |
67 | ClassImp(AliMUONDataInterface) | |
68 | /// \endcond | |
69 | ||
70 | ||
71 | Int_t AliMUONDataInterface::fgInstanceCounter(0); | |
72 | ||
73 | //______________________________________________________________________________ | |
74 | AliMUONDataInterface::AliMUONDataInterface(const char* filename) | |
75 | : TObject(), | |
76 | fLoader(0x0), | |
77 | fDigitStore(0x0), | |
78 | fTriggerStore(0x0), | |
79 | fClusterStore(0x0), | |
80 | fCurrentEvent(-1), | |
81 | fTreeLetter(""), | |
82 | fIsValid(kFALSE), | |
83 | fCurrentIteratorType(kNoIterator), | |
84 | fCurrentIndex(-1), | |
85 | fDataX(-1), | |
86 | fDataY(-1), | |
87 | fIterator(0x0) | |
88 | { | |
89 | /// ctor | |
90 | /// @param filename should be the full path to a valid galice.root file | |
91 | ||
92 | ++fgInstanceCounter; | |
93 | ||
94 | if ( AliCDBManager::Instance() != NULL && | |
95 | AliCDBManager::Instance()->GetDefaultStorage() == NULL ) { | |
96 | AliFatal("CDB default storage not defined."); | |
97 | } | |
98 | ||
99 | Open(filename); | |
100 | ||
101 | // Load mapping | |
102 | if ( ! AliMpCDB::LoadDDLStore() ) { | |
103 | AliFatal("Could not access mapping from OCDB !"); | |
104 | } | |
105 | } | |
106 | ||
107 | //______________________________________________________________________________ | |
108 | AliMUONDataInterface::~AliMUONDataInterface() | |
109 | { | |
110 | /// dtor | |
111 | ResetStores(); | |
112 | if ( fLoader != 0x0 ) | |
113 | { | |
114 | delete fLoader->GetRunLoader(); | |
115 | } | |
116 | --fgInstanceCounter; | |
117 | } | |
118 | ||
119 | //______________________________________________________________________________ | |
120 | AliMUONVDigitStore* | |
121 | AliMUONDataInterface::DigitStore(Int_t event) | |
122 | { | |
123 | /// Return digitStore for a given event. | |
124 | /// Return 0x0 if event not found. | |
125 | /// Returned pointer should not be deleted | |
126 | /// | |
127 | /// \note If a previous store has been retrieved by one of the methods of | |
128 | /// this class, but for a different event number, then those stores will | |
129 | /// be deleted and no longer valid. | |
130 | /// If you require access to the data for the earlier retrieved store, | |
131 | /// but for different events, then you should deep copy / clone the object. | |
132 | ||
133 | if (not IsValid()) return 0x0; | |
134 | ||
135 | if (event == fCurrentEvent) | |
136 | { | |
137 | if (fDigitStore != 0x0) | |
138 | return fDigitStore; | |
139 | } | |
140 | else | |
141 | { | |
142 | ResetStores(); | |
143 | if ( not LoadEvent(event) ) return 0x0; | |
144 | } | |
145 | ||
146 | fLoader->LoadDigits(); | |
147 | ||
148 | TTree* treeD = fLoader->TreeD(); | |
149 | if (treeD == 0x0) | |
150 | { | |
151 | AliError("Could not get treeD"); | |
152 | return 0x0; | |
153 | } | |
154 | ||
155 | fDigitStore = AliMUONVDigitStore::Create(*treeD); | |
156 | if ( fDigitStore != 0x0 ) | |
157 | { | |
158 | fDigitStore->Clear(); | |
159 | fDigitStore->Connect(*treeD); | |
160 | treeD->GetEvent(0); | |
161 | } | |
162 | ||
163 | fLoader->UnloadDigits(); | |
164 | ||
165 | return fDigitStore; | |
166 | } | |
167 | ||
168 | //______________________________________________________________________________ | |
169 | AliMUONVClusterStore* | |
170 | AliMUONDataInterface::ClusterStore(Int_t event) | |
171 | { | |
172 | /// Return clusterStore for a given event. | |
173 | /// Return 0x0 if event not found. | |
174 | /// Returned pointer should not be deleted | |
175 | /// | |
176 | /// \note If a previous store has been retrieved by one of the methods of | |
177 | /// this class, but for a different event number, then those stores will | |
178 | /// be deleted and no longer valid. | |
179 | /// If you require access to the data for the earlier retrieved store, | |
180 | /// but for different events, then you should deep copy / clone the object. | |
181 | ||
182 | if (not IsValid()) return 0x0; | |
183 | ||
184 | if (event == fCurrentEvent) | |
185 | { | |
186 | if (fClusterStore != 0x0) | |
187 | return fClusterStore; | |
188 | } | |
189 | else | |
190 | { | |
191 | ResetStores(); | |
192 | if ( not LoadEvent(event) ) return 0x0; | |
193 | } | |
194 | ||
195 | fLoader->LoadRecPoints(); | |
196 | ||
197 | TTree* treeR = fLoader->TreeR(); | |
198 | if (treeR == 0x0) | |
199 | { | |
200 | AliError("Could not get treeR"); | |
201 | return 0x0; | |
202 | } | |
203 | ||
204 | fClusterStore = AliMUONVClusterStore::Create(*treeR); | |
205 | if ( fClusterStore != 0x0 ) | |
206 | { | |
207 | fClusterStore->Clear(); | |
208 | fClusterStore->Connect(*treeR); | |
209 | treeR->GetEvent(0); | |
210 | } | |
211 | ||
212 | fLoader->UnloadRecPoints(); | |
213 | ||
214 | return fClusterStore; | |
215 | } | |
216 | ||
217 | //_____________________________________________________________________________ | |
218 | AliMUONVTriggerStore* | |
219 | AliMUONDataInterface::TriggerStore(Int_t event, const char* treeLetter) | |
220 | { | |
221 | /// Return the triggerStore for a given event. | |
222 | /// Return 0x0 if event not found. | |
223 | /// Returned pointer should not be deleted | |
224 | /// treeLetter can be R or D to tell from which tree to read the information | |
225 | /// | |
226 | /// \note If a previous store has been retrieved by one of the methods of | |
227 | /// this class, but for a different event number, then those stores will | |
228 | /// be deleted and no longer valid. | |
229 | /// If you require access to the data for the earlier retrieved store, | |
230 | /// but for different events, then you should deep copy / clone the object. | |
231 | ||
232 | if (not IsValid()) return 0x0; | |
233 | ||
234 | if (event == fCurrentEvent) | |
235 | { | |
236 | if (fTreeLetter == treeLetter) | |
237 | { | |
238 | if (fTriggerStore != 0x0) | |
239 | return fTriggerStore; | |
240 | } | |
241 | else | |
242 | { | |
243 | // Reset only the fTriggerStore since the others might still be valid | |
244 | // for the same event. | |
245 | if (fTriggerStore != 0x0) | |
246 | { | |
247 | delete fTriggerStore; | |
248 | fTriggerStore = 0x0; | |
249 | } | |
250 | } | |
251 | } | |
252 | else | |
253 | { | |
254 | // Event has changed so reset all the stores. | |
255 | ResetStores(); | |
256 | if ( not LoadEvent(event) ) return 0x0; | |
257 | } | |
258 | ||
259 | TTree* tree(0x0); | |
260 | ||
261 | TString stree(treeLetter); | |
262 | stree.ToUpper(); | |
263 | ||
264 | if ( stree == "D" ) | |
265 | { | |
266 | fLoader->LoadDigits(); | |
267 | tree = fLoader->TreeD(); | |
268 | } | |
269 | else if ( stree == "R" ) | |
270 | { | |
271 | fLoader->LoadRecPoints(); | |
272 | tree = fLoader->TreeR(); | |
273 | } | |
274 | ||
275 | if ( tree == 0x0 ) | |
276 | { | |
277 | AliError(Form("Could not get tree%s",treeLetter)); | |
278 | return 0x0; | |
279 | } | |
280 | ||
281 | fTriggerStore = AliMUONVTriggerStore::Create(*tree); | |
282 | if ( fTriggerStore != 0x0 ) | |
283 | { | |
284 | fTriggerStore->Clear(); | |
285 | fTriggerStore->Connect(*tree); | |
286 | tree->GetEvent(0); | |
287 | } | |
288 | ||
289 | if ( stree == "D" ) | |
290 | { | |
291 | fLoader->UnloadDigits(); | |
292 | } | |
293 | else if ( stree == "R" ) | |
294 | { | |
295 | fLoader->UnloadRecPoints(); | |
296 | } | |
297 | fTreeLetter = stree; | |
298 | ||
299 | return fTriggerStore; | |
300 | } | |
301 | ||
302 | //______________________________________________________________________________ | |
303 | void | |
304 | AliMUONDataInterface::DumpDigits(Int_t event, Bool_t sorted) | |
305 | { | |
306 | /// Dump the digits for a given event, sorted if so required | |
307 | DigitStore(event); | |
308 | if ( fDigitStore != 0x0 ) | |
309 | { | |
310 | if ( sorted ) | |
311 | { | |
312 | DumpSorted(*fDigitStore); | |
313 | } | |
314 | else | |
315 | { | |
316 | fDigitStore->Print(); | |
317 | } | |
318 | } | |
319 | } | |
320 | ||
321 | //______________________________________________________________________________ | |
322 | void | |
323 | AliMUONDataInterface::DumpRecPoints(Int_t event, Bool_t sorted) | |
324 | { | |
325 | /// Dump the recpoints for a given event, sorted if so required | |
326 | ClusterStore(event); | |
327 | if ( fClusterStore != 0x0 ) | |
328 | { | |
329 | if ( sorted ) | |
330 | { | |
331 | DumpSorted(*fClusterStore); | |
332 | } | |
333 | else | |
334 | { | |
335 | fClusterStore->Print(); | |
336 | } | |
337 | } | |
338 | } | |
339 | ||
340 | //_____________________________________________________________________________ | |
341 | void | |
342 | AliMUONDataInterface::DumpSorted(const AliMUONVStore& store) const | |
343 | { | |
344 | /// Dump the given store, in sorted order | |
345 | ||
346 | TIter next(store.CreateIterator()); | |
347 | TObject* object; | |
348 | TList list; | |
349 | list.SetOwner(kFALSE); | |
350 | ||
351 | while ( ( object = next() ) ) | |
352 | { | |
353 | list.Add(object); | |
354 | } | |
355 | ||
356 | list.Sort(); | |
357 | ||
358 | list.Print(); | |
359 | } | |
360 | ||
361 | //_____________________________________________________________________________ | |
362 | void | |
363 | AliMUONDataInterface::DumpTrigger(Int_t event, const char* treeLetter) | |
364 | { | |
365 | /// Dump trigger for a given event from a given tree (if event>=0) | |
366 | /// or loop over all events and build a trigger ntuple if event<0 | |
367 | /// treeLetter can be R or D to tell from which tree to read the information | |
368 | ||
369 | if ( event < 0 ) | |
370 | { | |
371 | NtupleTrigger(treeLetter); | |
372 | } | |
373 | else | |
374 | { | |
375 | TriggerStore(event,treeLetter); | |
376 | ||
377 | if ( fTriggerStore != 0x0 ) | |
378 | { | |
379 | fTriggerStore->Print(); | |
380 | } | |
381 | } | |
382 | } | |
383 | ||
384 | //_____________________________________________________________________________ | |
385 | void | |
386 | AliMUONDataInterface::NtupleTrigger(const char* treeLetter) | |
387 | { | |
388 | //// Loop over events to build trigger ntuples | |
389 | /// | |
390 | ||
391 | TString sTreeLetter(treeLetter); | |
392 | sTreeLetter.ToUpper(); | |
393 | ||
394 | if ( sTreeLetter != "R" && sTreeLetter != "D" ) | |
395 | { | |
396 | AliError(Form("Cannot handle tree%s. Use D or R",treeLetter)); | |
397 | return; | |
398 | } | |
399 | ||
400 | // book ntuples | |
401 | TNtuple tupleGlo("TgtupleGlo","Global Trigger Ntuple", | |
402 | "ev:slpt:shpt:uplpt:uphpt:lplpt:lplpt"); | |
403 | TNtuple tupleLoc("TgtupleLoc","Local Trigger Ntuple", | |
404 | "ev:LoCircuit:LoStripX:LoDev:StripY:LoLpt:LoHpt:y11:y21:x11"); | |
405 | ||
406 | // initialize counters | |
407 | Int_t sLowpt=0; | |
408 | Int_t sHighpt=0; | |
409 | Int_t uSLowpt=0; | |
410 | Int_t uSHighpt=0; | |
411 | Int_t lSLowpt=0; | |
412 | Int_t lSHighpt=0; | |
413 | ||
414 | AliMUONGeometryTransformer transformer; | |
415 | transformer.LoadGeometryData(Form("%s/geometry.root", | |
416 | gSystem->DirName(fLoader->GetRunLoader()->GetFileName()))); | |
417 | AliMUONTriggerCircuit triggerCircuit(&transformer); | |
418 | ||
419 | // select output file name from selected Tree | |
420 | Char_t fileNameOut[30]; | |
421 | if (sTreeLetter == "D") | |
422 | { | |
423 | AliInfo(Form("reading from Digits\n")); | |
424 | sprintf(fileNameOut,"TriggerCheckFromDigits.root"); | |
425 | } | |
426 | else if (sTreeLetter == "R") | |
427 | { | |
428 | AliInfo(Form("reading from RecPoints\n")); | |
429 | sprintf(fileNameOut,"TriggerCheckFromRP.root"); | |
430 | } | |
431 | ||
432 | // loop on events | |
433 | Int_t nevents = NumberOfEvents(); | |
434 | ||
435 | for (Int_t ievent=0; ievent<nevents; ++ievent) | |
436 | { | |
437 | if (ievent%100==0) AliInfo(Form("Processing event %d\n",ievent)); | |
438 | ||
439 | AliMUONVTriggerStore* triggerStore = TriggerStore(ievent,treeLetter); | |
440 | ||
441 | if (!triggerStore) | |
442 | { | |
443 | AliError(Form("Could not read %s from tree%s","Trigger",treeLetter)); | |
444 | return; | |
445 | } | |
446 | ||
447 | // get global trigger info | |
448 | AliMUONGlobalTrigger* gloTrg = triggerStore->Global(); | |
449 | sLowpt+=gloTrg->SingleLpt(); | |
450 | sHighpt+=gloTrg->SingleHpt(); | |
451 | uSLowpt+=gloTrg->PairUnlikeLpt(); | |
452 | uSHighpt+=gloTrg->PairUnlikeHpt(); | |
453 | lSLowpt+=gloTrg->PairLikeLpt(); | |
454 | lSHighpt+=gloTrg->PairLikeHpt(); | |
455 | ||
456 | // loop on local triggers | |
457 | TIter next(triggerStore->CreateIterator()); | |
458 | AliMUONLocalTrigger* locTrg(0x0); | |
459 | while ( ( locTrg = static_cast<AliMUONLocalTrigger*>(next()) ) ) | |
460 | { | |
461 | Bool_t xTrig=locTrg->IsTrigX(); | |
462 | Bool_t yTrig=locTrg->IsTrigY(); | |
463 | ||
464 | if (xTrig && yTrig) | |
465 | { // fill ntuple if trigger in X and Y | |
466 | tupleLoc.Fill(ievent,locTrg->LoCircuit(), | |
467 | locTrg->LoStripX(), | |
468 | locTrg->LoDev(), | |
469 | locTrg->LoStripY(), | |
470 | locTrg->LoLpt(), | |
471 | locTrg->LoHpt(), | |
472 | triggerCircuit.GetY11Pos(locTrg->LoCircuit(),locTrg->LoStripX()), | |
473 | triggerCircuit.GetY21Pos(locTrg->LoCircuit(),locTrg->LoStripX()+locTrg->LoDev()+1), | |
474 | triggerCircuit.GetX11Pos(locTrg->LoCircuit(),locTrg->LoStripY())); | |
475 | } | |
476 | tupleGlo.Fill(ievent,gloTrg->SingleLpt(),gloTrg->SingleHpt(), | |
477 | gloTrg->PairUnlikeLpt(),gloTrg->PairUnlikeHpt(), | |
478 | gloTrg->PairLikeLpt(),gloTrg->PairLikeHpt()); | |
479 | } // end of loop on local triggers | |
480 | } // end of loop on events | |
481 | ||
482 | // print info and store ntuples | |
483 | printf("\n"); | |
484 | printf("=============================================\n"); | |
485 | printf("================ SUMMARY ==================\n"); | |
486 | printf("\n"); | |
487 | printf("Total number of events processed %d \n",nevents); | |
488 | printf("\n"); | |
489 | printf(" Global Trigger output Low pt High pt\n"); | |
490 | printf(" number of Single :\t"); | |
491 | printf("%i\t%i\t",sLowpt,sHighpt); | |
492 | printf("\n"); | |
493 | printf(" number of UnlikeSign pair :\t"); | |
494 | printf("%i\t%i\t",uSLowpt,uSHighpt); | |
495 | printf("\n"); | |
496 | printf(" number of LikeSign pair :\t"); | |
497 | printf("%i\t%i\t",lSLowpt,lSHighpt); | |
498 | printf("\n"); | |
499 | printf("=============================================\n"); | |
500 | fflush(stdout); | |
501 | ||
502 | TFile myFile(fileNameOut, "RECREATE"); | |
503 | tupleGlo.Write(); | |
504 | tupleLoc.Write(); | |
505 | myFile.Close(); | |
506 | } | |
507 | ||
508 | //_____________________________________________________________________________ | |
509 | Bool_t | |
510 | AliMUONDataInterface::LoadEvent(Int_t event) | |
511 | { | |
512 | /// Load event if different from the current one. | |
513 | /// Returns kFALSE on error and kTRUE if the event was loaded. | |
514 | ||
515 | assert( IsValid() ); | |
516 | ||
517 | AliDebug(1,Form("Loading event %d using runLoader %p",event,fLoader->GetRunLoader())); | |
518 | if (fLoader->GetRunLoader()->GetEvent(event) == 0) | |
519 | { | |
520 | fCurrentEvent = event; | |
521 | return kTRUE; | |
522 | } | |
523 | else | |
524 | return kFALSE; | |
525 | } | |
526 | ||
527 | //______________________________________________________________________________ | |
528 | Int_t | |
529 | AliMUONDataInterface::NumberOfEvents() const | |
530 | { | |
531 | /// Number of events in the current galice.root file we're attached to | |
532 | if (not IsValid()) return -1; | |
533 | return fLoader->GetRunLoader()->GetNumberOfEvents(); | |
534 | } | |
535 | ||
536 | //_____________________________________________________________________________ | |
537 | void | |
538 | AliMUONDataInterface::Open(const char* filename) | |
539 | { | |
540 | /// Connect to a given galice.root file | |
541 | ||
542 | ResetStores(); | |
543 | ||
544 | fCurrentEvent=-1; | |
545 | ||
546 | if ( fLoader != 0x0 ) | |
547 | { | |
548 | delete fLoader->GetRunLoader(); | |
549 | } | |
550 | ||
551 | fLoader = 0x0; | |
552 | ||
553 | fIsValid = kTRUE; | |
554 | ||
555 | TString foldername(Form("%s-%d",ClassName(),fgInstanceCounter)); | |
556 | ||
557 | while (AliRunLoader::GetRunLoader(foldername) != 0x0) | |
558 | { | |
559 | delete AliRunLoader::GetRunLoader(foldername); | |
560 | } | |
561 | ||
562 | AliRunLoader* runLoader = AliRunLoader::Open(filename,foldername); | |
563 | if (runLoader == 0x0) | |
564 | { | |
565 | AliError(Form("Cannot open file %s",filename)); | |
566 | fIsValid = kFALSE; | |
567 | return; | |
568 | } | |
569 | ||
570 | runLoader->LoadHeader(); | |
571 | if ( ! runLoader->GetHeader() ) { | |
572 | AliError("Cannot load header."); | |
573 | fIsValid = kFALSE; | |
574 | } | |
575 | else { | |
576 | Int_t runNumber = runLoader->GetHeader()->GetRun(); | |
577 | AliCDBManager::Instance()->SetRun(runNumber); | |
578 | } | |
579 | runLoader->UnloadHeader(); | |
580 | ||
581 | fLoader = runLoader->GetDetectorLoader("MUON"); | |
582 | if (fLoader == 0x0) | |
583 | { | |
584 | AliError("Cannot get AliMUONLoader"); | |
585 | fIsValid = kFALSE; | |
586 | } | |
587 | ||
588 | if (not IsValid()) | |
589 | { | |
590 | AliError(Form("Could not access %s filename. Object is unuseable",filename)); | |
591 | } | |
592 | } | |
593 | ||
594 | //_____________________________________________________________________________ | |
595 | Bool_t AliMUONDataInterface::GetEvent(Int_t event) | |
596 | { | |
597 | /// Loads all reconstructed data for the given event. | |
598 | ||
599 | if (DigitStore(event) == 0x0) return kFALSE; | |
600 | if (ClusterStore(event) == 0x0) return kFALSE; | |
601 | if (TriggerStore(event) == 0x0) return kFALSE; | |
602 | return kTRUE; | |
603 | } | |
604 | ||
605 | //_____________________________________________________________________________ | |
606 | Int_t AliMUONDataInterface::NumberOfDigits(Int_t detElemId) | |
607 | { | |
608 | /// Returns the number of digits to be found on a given detector element. | |
609 | /// @param detElemId The detector element ID number to search on. | |
610 | ||
611 | TIterator* iter = GetIterator(kDigitIteratorByDetectorElement, detElemId); | |
612 | return CountObjects(iter); | |
613 | } | |
614 | ||
615 | //_____________________________________________________________________________ | |
616 | AliMUONVDigit* AliMUONDataInterface::Digit(Int_t detElemId, Int_t index) | |
617 | { | |
618 | /// Returns the a pointer to the index'th digit on the specified detector element. | |
619 | /// @param detElemId The detector element ID number to search on. | |
620 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
621 | /// where N = NumberOfDigits(detElemId) | |
622 | ||
623 | TIterator* iter = GetIterator(kDigitIteratorByDetectorElement, detElemId); | |
624 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
625 | } | |
626 | ||
627 | //_____________________________________________________________________________ | |
628 | Int_t AliMUONDataInterface::NumberOfDigits(Int_t chamber, Int_t cathode) | |
629 | { | |
630 | /// Returns the number of digits to be found on a specific chamber and cathode. | |
631 | /// @param chamber The chamber number in the range [0 .. 13]. | |
632 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
633 | /// 1 is the non-bending plane. | |
634 | ||
635 | TIterator* iter = GetIterator(kDigitIteratorByChamberAndCathode, chamber, cathode); | |
636 | return CountObjects(iter); | |
637 | } | |
638 | ||
639 | //_____________________________________________________________________________ | |
640 | AliMUONVDigit* AliMUONDataInterface::Digit(Int_t chamber, Int_t cathode, Int_t index) | |
641 | { | |
642 | /// Returns the a pointer to the index'th digit on the specified chamber and cathode. | |
643 | /// @param chamber The chamber number in the range [0 .. 13]. | |
644 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
645 | /// 1 is the non-bending plane. | |
646 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
647 | /// where N = NumberOfDigits(chamber, cathode) | |
648 | ||
649 | TIterator* iter = GetIterator(kDigitIteratorByChamberAndCathode, chamber, cathode); | |
650 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
651 | } | |
652 | ||
653 | //_____________________________________________________________________________ | |
654 | Int_t AliMUONDataInterface::NumberOfRawClusters(Int_t chamber) | |
655 | { | |
656 | /// Returns the number of reconstructed raw clusters on the specified chamber. | |
657 | /// @param chamber The chamber number in the range [0 .. 13]. | |
658 | ||
659 | TIterator* iter = GetIterator(kRawClusterIterator, chamber); | |
660 | return CountObjects(iter); | |
661 | } | |
662 | ||
663 | //_____________________________________________________________________________ | |
664 | AliMUONVCluster* AliMUONDataInterface::RawCluster(Int_t chamber, Int_t index) | |
665 | { | |
666 | /// Returns a pointer to the index'th raw cluster on the specified chamber. | |
667 | /// @param chamber The chamber number in the range [0 .. 13]. | |
668 | /// @param index The index number of the raw cluster to fetch in the range [0 .. N-1], | |
669 | /// where N = NumberOfRawClusters(chamber) | |
670 | ||
671 | TIterator* iter = GetIterator(kRawClusterIterator, chamber); | |
672 | return static_cast<AliMUONVCluster*>( FetchObject(iter, index) ); | |
673 | } | |
674 | ||
675 | //_____________________________________________________________________________ | |
676 | Int_t AliMUONDataInterface::NumberOfLocalTriggers() | |
677 | { | |
678 | /// Returns the number of reconstructed local trigger objects. | |
679 | ||
680 | TIterator* iter = GetIterator(kLocalTriggerIterator); | |
681 | return CountObjects(iter); | |
682 | } | |
683 | ||
684 | //_____________________________________________________________________________ | |
685 | AliMUONLocalTrigger* AliMUONDataInterface::LocalTrigger(Int_t index) | |
686 | { | |
687 | /// Returns a pointer to the index'th local trigger object. | |
688 | /// @param index The index number of the local trigger object to fetch in the range [0 .. N-1], | |
689 | /// where N = NumberOfLocalTriggers() | |
690 | ||
691 | TIterator* iter = GetIterator(kLocalTriggerIterator); | |
692 | return static_cast<AliMUONLocalTrigger*>( FetchObject(iter, index) ); | |
693 | } | |
694 | ||
695 | //_____________________________________________________________________________ | |
696 | Int_t AliMUONDataInterface::NumberOfRegionalTriggers() | |
697 | { | |
698 | /// Returns the number of regional trigger objects reconstructed. | |
699 | ||
700 | TIterator* iter = GetIterator(kRegionalTriggerIterator); | |
701 | return CountObjects(iter); | |
702 | } | |
703 | ||
704 | //_____________________________________________________________________________ | |
705 | AliMUONRegionalTrigger* AliMUONDataInterface::RegionalTrigger(Int_t index) | |
706 | { | |
707 | /// Returns a pointer to the index'th regional trigger object. | |
708 | /// @param index The index number of the regional trigger object to fetch in the range [0 .. N-1], | |
709 | /// where N = NumberOfRegionalTriggers() | |
710 | ||
711 | TIterator* iter = GetIterator(kRegionalTriggerIterator); | |
712 | return static_cast<AliMUONRegionalTrigger*>( FetchObject(iter, index) ); | |
713 | } | |
714 | ||
715 | //_____________________________________________________________________________ | |
716 | AliMUONGlobalTrigger* AliMUONDataInterface::GlobalTrigger() | |
717 | { | |
718 | /// Returns a pointer to the reconstructed global trigger object for the event. | |
719 | ||
720 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
721 | if (store == 0x0) return 0x0; | |
722 | return store->Global(); | |
723 | } | |
724 | ||
725 | //_____________________________________________________________________________ | |
726 | void AliMUONDataInterface::ResetStores() | |
727 | { | |
728 | /// Deletes all the store objects that have been created and resets the pointers to 0x0. | |
729 | /// The temporary iterator object is automatically reset. See ResetIterator for more details. | |
730 | ||
731 | ResetIterator(); | |
732 | if (fDigitStore != 0x0) | |
733 | { | |
734 | delete fDigitStore; | |
735 | fDigitStore = 0x0; | |
736 | } | |
737 | if (fTriggerStore != 0x0) | |
738 | { | |
739 | delete fTriggerStore; | |
740 | fTriggerStore = 0x0; | |
741 | } | |
742 | if (fClusterStore != 0x0) | |
743 | { | |
744 | delete fClusterStore; | |
745 | fClusterStore = 0x0; | |
746 | } | |
747 | } | |
748 | ||
749 | //_____________________________________________________________________________ | |
750 | TIterator* AliMUONDataInterface::GetIterator(IteratorType type, Int_t x, Int_t y) | |
751 | { | |
752 | /// Creates an appropriate iterator object and returns it. | |
753 | /// If the iterator has already been created then that one is returned otherwise | |
754 | /// a new object is created. | |
755 | /// Depending on the value of 'type' the semantics of parameters x and y can change. | |
756 | /// @param type The type of iterator to create. | |
757 | /// @param x This is the detector element ID if type == kDigitIteratorByDetectorElement | |
758 | /// If type equals kDigitIteratorByChamberAndCathode or kRawClusterIterator | |
759 | /// then this is the chamber number. In all other cases this parameter is | |
760 | /// ignored. | |
761 | /// @param y If type == kDigitIteratorByChamberAndCathode then this parameter is the | |
762 | /// cathode number. In all other cases this parameter is | |
763 | /// ignored. | |
764 | ||
765 | if (type == fCurrentIteratorType and fDataX == x and fDataY == y) | |
766 | return fIterator; | |
767 | ||
768 | if (fCurrentEvent == -1) | |
769 | { | |
770 | AliError("No event was selected. Try first using GetEvent()."); | |
771 | return 0x0; | |
772 | } | |
773 | ||
774 | ResetIterator(); | |
775 | ||
776 | switch (type) | |
777 | { | |
778 | case kDigitIteratorByDetectorElement: | |
779 | { | |
780 | Int_t detElem = x; | |
781 | AliMUONVDigitStore* store = DigitStore(fCurrentEvent); | |
782 | if (store == 0x0) return 0x0; | |
783 | fIterator = store->CreateIterator(detElem, detElem, 2); | |
784 | if (fIterator == 0x0) return 0x0; | |
785 | fCurrentIteratorType = kDigitIteratorByDetectorElement; | |
786 | fDataX = detElem; | |
787 | return fIterator; | |
788 | } | |
789 | ||
790 | case kDigitIteratorByChamberAndCathode: | |
791 | { | |
792 | Int_t chamber = x; | |
793 | Int_t cathode = y; | |
794 | if (chamber < 0 or AliMpConstants::NofChambers() <= chamber) | |
795 | { | |
796 | AliError(Form( | |
797 | "Must have give a chamber value in the range [0..%d], but got a value of: %d", | |
798 | AliMpConstants::NofChambers() - 1, | |
799 | chamber | |
800 | )); | |
801 | return 0x0; | |
802 | } | |
803 | if (cathode < 0 or 1 < cathode) | |
804 | { | |
805 | AliError(Form("Must have give a cathode value in the range [0..1], but got a value of: %d", cathode)); | |
806 | return 0x0; | |
807 | } | |
808 | ||
809 | AliMUONVDigitStore* store = DigitStore(fCurrentEvent); | |
810 | if (store == 0x0) return 0x0; | |
811 | MpPair_t pair = AliMpDEManager::GetDetElemIdRange(chamber); | |
812 | fIterator = store->CreateIterator(AliMp::PairFirst(pair), AliMp::PairSecond(pair), cathode); | |
813 | if (fIterator == 0x0) return 0x0; | |
814 | fCurrentIteratorType = kDigitIteratorByChamberAndCathode; | |
815 | fDataX = chamber; | |
816 | fDataY = cathode; | |
817 | return fIterator; | |
818 | } | |
819 | ||
820 | case kRawClusterIterator: | |
821 | { | |
822 | Int_t chamber = x; | |
823 | AliMUONVClusterStore* store = ClusterStore(fCurrentEvent); | |
824 | if (store == 0x0) return 0x0; | |
825 | fIterator = store->CreateChamberIterator(chamber, chamber); | |
826 | if (fIterator == 0x0) return 0x0; | |
827 | fCurrentIteratorType = kRawClusterIterator; | |
828 | fDataX = chamber; | |
829 | return fIterator; | |
830 | } | |
831 | ||
832 | case kLocalTriggerIterator: | |
833 | { | |
834 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
835 | if (store == 0x0) return 0x0; | |
836 | fIterator = store->CreateLocalIterator(); | |
837 | if (fIterator == 0x0) return 0x0; | |
838 | fCurrentIteratorType = kLocalTriggerIterator; | |
839 | return fIterator; | |
840 | } | |
841 | ||
842 | case kRegionalTriggerIterator: | |
843 | { | |
844 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
845 | if (store == 0x0) return 0x0; | |
846 | fIterator = store->CreateRegionalIterator(); | |
847 | if (fIterator == 0x0) return 0x0; | |
848 | fCurrentIteratorType = kRegionalTriggerIterator; | |
849 | return fIterator; | |
850 | } | |
851 | ||
852 | default: | |
853 | return 0x0; | |
854 | } | |
855 | } | |
856 | ||
857 | //_____________________________________________________________________________ | |
858 | void AliMUONDataInterface::ResetIterator() | |
859 | { | |
860 | /// The temporary iterator object is deleted if it exists and the pointer reset to 0x0. | |
861 | /// The iterator type and temporary data indicating the state of the iterator are | |
862 | /// also reset. | |
863 | ||
864 | if (fIterator != 0x0) delete fIterator; | |
865 | fCurrentIteratorType = kNoIterator; | |
866 | fCurrentIndex = fDataX = fDataY = -1; | |
867 | fIterator = 0x0; | |
868 | } | |
869 | ||
870 | //_____________________________________________________________________________ | |
871 | Int_t AliMUONDataInterface::CountObjects(TIterator* iter) | |
872 | { | |
873 | /// Counts the number of objects in the iterator and resets it. | |
874 | /// @return The number of objects in 'iter'. | |
875 | ||
876 | if (iter == 0x0) return -1; | |
877 | Int_t count = 0; | |
878 | iter->Reset(); | |
879 | while ( iter->Next() != 0x0 ) count++; | |
880 | iter->Reset(); | |
881 | fCurrentIndex = -1; | |
882 | return count; | |
883 | } | |
884 | ||
885 | //_____________________________________________________________________________ | |
886 | TObject* AliMUONDataInterface::FetchObject(TIterator* iter, Int_t index) | |
887 | { | |
888 | /// Fetches the index'th object from the iterator counting the first object | |
889 | /// returned by iterator after it is reset as index == 0. The next object | |
890 | /// has index == 1 and so on where the last object returned by the iterator | |
891 | /// has index == N-1 where N = CountObjects(iter) | |
892 | /// This method will only reset the iterator if index is smaller than | |
893 | /// fCurrentIndex, which is used to track the iteration progress and is | |
894 | /// updated when a new object if returned by this method. | |
895 | /// @param iter The iterator to fetch an object from. | |
896 | /// @param index The index number of the object to fetch in the range [0 .. N-1] | |
897 | /// where N = CountObjects(iter) | |
898 | ||
899 | if (index < 0) | |
900 | { | |
901 | AliError(Form("Index is out of bounds. Got a value of %d.", index)); | |
902 | return 0x0; | |
903 | } | |
904 | ||
905 | if (iter == 0x0) return 0x0; | |
906 | if (index <= fCurrentIndex) | |
907 | { | |
908 | iter->Reset(); | |
909 | fCurrentIndex = -1; | |
910 | } | |
911 | ||
912 | TObject* object = 0x0; | |
913 | while (fCurrentIndex < index) | |
914 | { | |
915 | object = iter->Next(); | |
916 | if (object == 0x0) | |
917 | { | |
918 | AliError(Form("Index is out of bounds. Got a value of %d.", index)); | |
919 | iter->Reset(); | |
920 | fCurrentIndex = -1; | |
921 | return 0x0; | |
922 | } | |
923 | fCurrentIndex++; | |
924 | } | |
925 | return object; | |
926 | } |