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