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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 "AliMpIntPair.h" | |
32 | #include "AliMpDEManager.h" | |
33 | #include "AliMpConstants.h" | |
34 | #include "AliMpCDB.h" | |
35 | ||
36 | #include "AliLoader.h" | |
37 | #include "AliLog.h" | |
38 | #include "AliRunLoader.h" | |
39 | #include "AliHeader.h" | |
40 | #include "AliCDBManager.h" | |
41 | ||
42 | #include <TError.h> | |
43 | #include <TParticle.h> | |
44 | #include <Riostream.h> | |
45 | #include <TFile.h> | |
46 | #include <TList.h> | |
47 | #include <TNtuple.h> | |
48 | #include <TSystem.h> | |
49 | #include <TIterator.h> | |
50 | #include <cstdlib> | |
51 | #include <cassert> | |
52 | ||
53 | //----------------------------------------------------------------------------- | |
54 | /// \class AliMUONDataInterface | |
55 | /// | |
56 | /// An easy to use interface to the MUON data data stored in | |
57 | /// TreeS, TreeD and TreeR. | |
58 | /// | |
59 | /// For MC related information (i.e. TreeH, TreeK, TreeTR), see | |
60 | /// AliMUONMCDataInterface. | |
61 | /// | |
62 | /// | |
63 | /// This interface in not necessarily the fastest way to fetch the data but | |
64 | /// it is the easiest. | |
65 | /// | |
66 | /// \author Laurent Aphecetche, Subatech & Artur Szostak <artursz@iafrica.com> (University of Cape Town) | |
67 | //----------------------------------------------------------------------------- | |
68 | ||
69 | /// \cond CLASSIMP | |
70 | ClassImp(AliMUONDataInterface) | |
71 | /// \endcond | |
72 | ||
73 | ||
74 | Int_t AliMUONDataInterface::fgInstanceCounter(0); | |
75 | ||
76 | //______________________________________________________________________________ | |
77 | AliMUONDataInterface::AliMUONDataInterface(const char* filename) | |
78 | : TObject(), | |
79 | fLoader(0x0), | |
80 | fDigitStore(0x0), | |
81 | fTriggerStore(0x0), | |
82 | fClusterStore(0x0), | |
83 | fCurrentEvent(-1), | |
84 | fIsValid(kFALSE), | |
85 | fCurrentIteratorType(kNoIterator), | |
86 | fCurrentIndex(-1), | |
87 | fDataX(-1), | |
88 | fDataY(-1), | |
89 | fIterator(0x0) | |
90 | { | |
91 | /// ctor | |
92 | /// @param filename should be the full path to a valid galice.root file | |
93 | ||
94 | ++fgInstanceCounter; | |
95 | ||
96 | Open(filename); | |
97 | ||
98 | // Load mapping | |
99 | if ( ! AliMpCDB::LoadDDLStore() ) { | |
100 | AliFatal("Could not access mapping from OCDB !"); | |
101 | } | |
102 | } | |
103 | ||
104 | //______________________________________________________________________________ | |
105 | AliMUONDataInterface::~AliMUONDataInterface() | |
106 | { | |
107 | /// dtor | |
108 | ResetStores(); | |
109 | if ( fLoader != 0x0 ) | |
110 | { | |
111 | delete fLoader->GetRunLoader(); | |
112 | } | |
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 | if (not IsValid()) return 0x0; | |
125 | if (event == fCurrentEvent and fDigitStore != 0x0) return fDigitStore; | |
126 | ||
127 | ResetStores(); | |
128 | if (not LoadEvent(event)) return 0x0; | |
129 | ||
130 | fLoader->LoadDigits(); | |
131 | ||
132 | TTree* treeD = fLoader->TreeD(); | |
133 | if (treeD == 0x0) | |
134 | { | |
135 | AliError("Could not get treeD"); | |
136 | return 0x0; | |
137 | } | |
138 | ||
139 | fDigitStore = AliMUONVDigitStore::Create(*treeD); | |
140 | if ( fDigitStore != 0x0 ) | |
141 | { | |
142 | fDigitStore->Clear(); | |
143 | fDigitStore->Connect(*treeD); | |
144 | treeD->GetEvent(0); | |
145 | } | |
146 | ||
147 | fLoader->UnloadDigits(); | |
148 | ||
149 | return fDigitStore; | |
150 | } | |
151 | ||
152 | //______________________________________________________________________________ | |
153 | AliMUONVClusterStore* | |
154 | AliMUONDataInterface::ClusterStore(Int_t event) | |
155 | { | |
156 | /// Return clusterStore for a given event. | |
157 | /// Return 0x0 if event not found. | |
158 | /// Returned pointer should not be deleted | |
159 | ||
160 | if (not IsValid()) return 0x0; | |
161 | if (event == fCurrentEvent and fClusterStore != 0x0) return fClusterStore; | |
162 | ||
163 | ResetStores(); | |
164 | if (not LoadEvent(event)) return 0x0; | |
165 | ||
166 | fLoader->LoadRecPoints(); | |
167 | ||
168 | TTree* treeR = fLoader->TreeR(); | |
169 | if (treeR == 0x0) | |
170 | { | |
171 | AliError("Could not get treeR"); | |
172 | return 0x0; | |
173 | } | |
174 | ||
175 | fClusterStore = AliMUONVClusterStore::Create(*treeR); | |
176 | if ( fClusterStore != 0x0 ) | |
177 | { | |
178 | fClusterStore->Clear(); | |
179 | fClusterStore->Connect(*treeR); | |
180 | treeR->GetEvent(0); | |
181 | } | |
182 | ||
183 | fLoader->UnloadRecPoints(); | |
184 | ||
185 | return fClusterStore; | |
186 | } | |
187 | ||
188 | //_____________________________________________________________________________ | |
189 | AliMUONVTriggerStore* | |
190 | AliMUONDataInterface::TriggerStore(Int_t event, const char* treeLetter) | |
191 | { | |
192 | /// Return the triggerStore for a given event. | |
193 | /// Return 0x0 if event not found. | |
194 | /// Returned pointer should not be deleted | |
195 | /// treeLetter can be R or D to tell from which tree to read the information | |
196 | ||
197 | if (not IsValid()) return 0x0; | |
198 | if (event == fCurrentEvent and fTriggerStore != 0x0) return fTriggerStore; | |
199 | ||
200 | ResetStores(); | |
201 | if (not LoadEvent(event)) return 0x0; | |
202 | ||
203 | TTree* tree(0x0); | |
204 | ||
205 | TString stree(treeLetter); | |
206 | stree.ToUpper(); | |
207 | ||
208 | if ( stree == "D" ) | |
209 | { | |
210 | fLoader->LoadDigits(); | |
211 | tree = fLoader->TreeD(); | |
212 | } | |
213 | else if ( stree == "R" ) | |
214 | { | |
215 | fLoader->LoadRecPoints(); | |
216 | tree = fLoader->TreeR(); | |
217 | } | |
218 | ||
219 | if ( tree == 0x0 ) | |
220 | { | |
221 | AliError(Form("Could not get tree%s",treeLetter)); | |
222 | return 0x0; | |
223 | } | |
224 | ||
225 | fTriggerStore = AliMUONVTriggerStore::Create(*tree); | |
226 | if ( fTriggerStore != 0x0 ) | |
227 | { | |
228 | fTriggerStore->Clear(); | |
229 | fTriggerStore->Connect(*tree); | |
230 | tree->GetEvent(0); | |
231 | } | |
232 | ||
233 | if ( stree == "D" ) | |
234 | { | |
235 | fLoader->UnloadDigits(); | |
236 | } | |
237 | else if ( stree == "R" ) | |
238 | { | |
239 | fLoader->UnloadRecPoints(); | |
240 | } | |
241 | ||
242 | return fTriggerStore; | |
243 | } | |
244 | ||
245 | //______________________________________________________________________________ | |
246 | void | |
247 | AliMUONDataInterface::DumpDigits(Int_t event, Bool_t sorted) | |
248 | { | |
249 | /// Dump the digits for a given event, sorted if so required | |
250 | DigitStore(event); | |
251 | if ( fDigitStore != 0x0 ) | |
252 | { | |
253 | if ( sorted ) | |
254 | { | |
255 | DumpSorted(*fDigitStore); | |
256 | } | |
257 | else | |
258 | { | |
259 | fDigitStore->Print(); | |
260 | } | |
261 | } | |
262 | } | |
263 | ||
264 | //______________________________________________________________________________ | |
265 | void | |
266 | AliMUONDataInterface::DumpRecPoints(Int_t event, Bool_t sorted) | |
267 | { | |
268 | /// Dump the recpoints for a given event, sorted if so required | |
269 | ClusterStore(event); | |
270 | if ( fClusterStore != 0x0 ) | |
271 | { | |
272 | if ( sorted ) | |
273 | { | |
274 | DumpSorted(*fClusterStore); | |
275 | } | |
276 | else | |
277 | { | |
278 | fClusterStore->Print(); | |
279 | } | |
280 | } | |
281 | } | |
282 | ||
283 | //_____________________________________________________________________________ | |
284 | void | |
285 | AliMUONDataInterface::DumpSorted(const AliMUONVStore& store) const | |
286 | { | |
287 | /// Dump the given store, in sorted order | |
288 | ||
289 | TIter next(store.CreateIterator()); | |
290 | TObject* object; | |
291 | TList list; | |
292 | list.SetOwner(kFALSE); | |
293 | ||
294 | while ( ( object = next() ) ) | |
295 | { | |
296 | list.Add(object); | |
297 | } | |
298 | ||
299 | list.Sort(); | |
300 | ||
301 | list.Print(); | |
302 | } | |
303 | ||
304 | //_____________________________________________________________________________ | |
305 | void | |
306 | AliMUONDataInterface::DumpTrigger(Int_t event, const char* treeLetter) | |
307 | { | |
308 | /// Dump trigger for a given event from a given tree (if event>=0) | |
309 | /// or loop over all events and build a trigger ntuple if event<0 | |
310 | /// treeLetter can be R or D to tell from which tree to read the information | |
311 | ||
312 | if ( event < 0 ) | |
313 | { | |
314 | NtupleTrigger(treeLetter); | |
315 | } | |
316 | else | |
317 | { | |
318 | TriggerStore(event,treeLetter); | |
319 | ||
320 | if ( fTriggerStore != 0x0 ) | |
321 | { | |
322 | fTriggerStore->Print(); | |
323 | } | |
324 | } | |
325 | } | |
326 | ||
327 | //_____________________________________________________________________________ | |
328 | void | |
329 | AliMUONDataInterface::NtupleTrigger(const char* treeLetter) | |
330 | { | |
331 | //// Loop over events to build trigger ntuples | |
332 | /// | |
333 | ||
334 | TString sTreeLetter(treeLetter); | |
335 | sTreeLetter.ToUpper(); | |
336 | ||
337 | if ( sTreeLetter != "R" && sTreeLetter != "D" ) | |
338 | { | |
339 | AliError(Form("Cannot handle tree%s. Use D or R",treeLetter)); | |
340 | return; | |
341 | } | |
342 | ||
343 | // book ntuples | |
344 | TNtuple tupleGlo("TgtupleGlo","Global Trigger Ntuple", | |
345 | "ev:slpt:shpt:uplpt:uphpt:lplpt:lplpt"); | |
346 | TNtuple tupleLoc("TgtupleLoc","Local Trigger Ntuple", | |
347 | "ev:LoCircuit:LoStripX:LoDev:StripY:LoLpt:LoHpt:y11:y21:x11"); | |
348 | ||
349 | // initialize counters | |
350 | Int_t sLowpt=0; | |
351 | Int_t sHighpt=0; | |
352 | Int_t uSLowpt=0; | |
353 | Int_t uSHighpt=0; | |
354 | Int_t lSLowpt=0; | |
355 | Int_t lSHighpt=0; | |
356 | ||
357 | AliMUONGeometryTransformer transformer; | |
358 | transformer.LoadGeometryData(Form("%s/geometry.root", | |
359 | gSystem->DirName(fLoader->GetRunLoader()->GetFileName()))); | |
360 | AliMUONTriggerCircuit triggerCircuit(&transformer); | |
361 | ||
362 | // select output file name from selected Tree | |
363 | Char_t fileNameOut[30]; | |
364 | if (sTreeLetter == "D") | |
365 | { | |
366 | AliInfo(Form("reading from Digits\n")); | |
367 | sprintf(fileNameOut,"TriggerCheckFromDigits.root"); | |
368 | } | |
369 | else if (sTreeLetter == "R") | |
370 | { | |
371 | AliInfo(Form("reading from RecPoints\n")); | |
372 | sprintf(fileNameOut,"TriggerCheckFromRP.root"); | |
373 | } | |
374 | ||
375 | // loop on events | |
376 | Int_t nevents = NumberOfEvents(); | |
377 | ||
378 | for (Int_t ievent=0; ievent<nevents; ++ievent) | |
379 | { | |
380 | if (ievent%100==0) AliInfo(Form("Processing event %d\n",ievent)); | |
381 | ||
382 | AliMUONVTriggerStore* triggerStore = TriggerStore(ievent,treeLetter); | |
383 | ||
384 | if (!triggerStore) | |
385 | { | |
386 | AliError(Form("Could not read %s from tree%s","Trigger",treeLetter)); | |
387 | return; | |
388 | } | |
389 | ||
390 | // get global trigger info | |
391 | AliMUONGlobalTrigger* gloTrg = triggerStore->Global(); | |
392 | sLowpt+=gloTrg->SingleLpt(); | |
393 | sHighpt+=gloTrg->SingleHpt(); | |
394 | uSLowpt+=gloTrg->PairUnlikeLpt(); | |
395 | uSHighpt+=gloTrg->PairUnlikeHpt(); | |
396 | lSLowpt+=gloTrg->PairLikeLpt(); | |
397 | lSHighpt+=gloTrg->PairLikeHpt(); | |
398 | ||
399 | // loop on local triggers | |
400 | TIter next(triggerStore->CreateIterator()); | |
401 | AliMUONLocalTrigger* locTrg(0x0); | |
402 | while ( ( locTrg = static_cast<AliMUONLocalTrigger*>(next()) ) ) | |
403 | { | |
404 | Bool_t xTrig=kFALSE; | |
405 | Bool_t yTrig=kFALSE; | |
406 | ||
407 | if ( locTrg->LoSdev()==1 && locTrg->LoDev()==0 && | |
408 | locTrg->LoStripX()==0) xTrig=kFALSE; // no trigger in X | |
409 | else xTrig=kTRUE; // trigger in X | |
410 | if (locTrg->LoTrigY()==1 && | |
411 | locTrg->LoStripY()==15 ) yTrig = kFALSE; // no trigger in Y | |
412 | else yTrig = kTRUE; // trigger in Y | |
413 | ||
414 | if (xTrig && yTrig) | |
415 | { // fill ntuple if trigger in X and Y | |
416 | tupleLoc.Fill(ievent,locTrg->LoCircuit(), | |
417 | locTrg->LoStripX(), | |
418 | locTrg->LoDev(), | |
419 | locTrg->LoStripY(), | |
420 | locTrg->LoLpt(), | |
421 | locTrg->LoHpt(), | |
422 | triggerCircuit.GetY11Pos(locTrg->LoCircuit(),locTrg->LoStripX()), | |
423 | triggerCircuit.GetY21Pos(locTrg->LoCircuit(),locTrg->LoStripX()+locTrg->LoDev()+1), | |
424 | triggerCircuit.GetX11Pos(locTrg->LoCircuit(),locTrg->LoStripY())); | |
425 | } | |
426 | tupleGlo.Fill(ievent,gloTrg->SingleLpt(),gloTrg->SingleHpt(), | |
427 | gloTrg->PairUnlikeLpt(),gloTrg->PairUnlikeHpt(), | |
428 | gloTrg->PairLikeLpt(),gloTrg->PairLikeHpt()); | |
429 | } // end of loop on local triggers | |
430 | } // end of loop on events | |
431 | ||
432 | // print info and store ntuples | |
433 | printf("\n"); | |
434 | printf("=============================================\n"); | |
435 | printf("================ SUMMARY ==================\n"); | |
436 | printf("\n"); | |
437 | printf("Total number of events processed %d \n",nevents); | |
438 | printf("\n"); | |
439 | printf(" Global Trigger output Low pt High pt\n"); | |
440 | printf(" number of Single :\t"); | |
441 | printf("%i\t%i\t",sLowpt,sHighpt); | |
442 | printf("\n"); | |
443 | printf(" number of UnlikeSign pair :\t"); | |
444 | printf("%i\t%i\t",uSLowpt,uSHighpt); | |
445 | printf("\n"); | |
446 | printf(" number of LikeSign pair :\t"); | |
447 | printf("%i\t%i\t",lSLowpt,lSHighpt); | |
448 | printf("\n"); | |
449 | printf("=============================================\n"); | |
450 | fflush(stdout); | |
451 | ||
452 | TFile myFile(fileNameOut, "RECREATE"); | |
453 | tupleGlo.Write(); | |
454 | tupleLoc.Write(); | |
455 | myFile.Close(); | |
456 | } | |
457 | ||
458 | //_____________________________________________________________________________ | |
459 | Bool_t | |
460 | AliMUONDataInterface::LoadEvent(Int_t event) | |
461 | { | |
462 | /// Load event if different from the current one. | |
463 | /// Returns kFALSE on error and kTRUE if the event was loaded. | |
464 | ||
465 | assert( IsValid() ); | |
466 | ||
467 | AliDebug(1,Form("Loading event %d using runLoader %p",event,fLoader->GetRunLoader())); | |
468 | if (fLoader->GetRunLoader()->GetEvent(event) == 0) | |
469 | { | |
470 | fCurrentEvent = event; | |
471 | return kTRUE; | |
472 | } | |
473 | else | |
474 | return kFALSE; | |
475 | } | |
476 | ||
477 | //______________________________________________________________________________ | |
478 | Int_t | |
479 | AliMUONDataInterface::NumberOfEvents() const | |
480 | { | |
481 | /// Number of events in the current galice.root file we're attached to | |
482 | if (not IsValid()) return -1; | |
483 | return fLoader->GetRunLoader()->GetNumberOfEvents(); | |
484 | } | |
485 | ||
486 | //_____________________________________________________________________________ | |
487 | void | |
488 | AliMUONDataInterface::Open(const char* filename) | |
489 | { | |
490 | /// Connect to a given galice.root file | |
491 | ||
492 | ResetStores(); | |
493 | ||
494 | fCurrentEvent=-1; | |
495 | ||
496 | if ( fLoader != 0x0 ) | |
497 | { | |
498 | delete fLoader->GetRunLoader(); | |
499 | } | |
500 | ||
501 | fLoader = 0x0; | |
502 | ||
503 | fIsValid = kTRUE; | |
504 | ||
505 | TString foldername(Form("%s-%d",ClassName(),fgInstanceCounter)); | |
506 | ||
507 | while (AliRunLoader::GetRunLoader(foldername) != 0x0) | |
508 | { | |
509 | delete AliRunLoader::GetRunLoader(foldername); | |
510 | } | |
511 | ||
512 | AliRunLoader* runLoader = AliRunLoader::Open(filename,foldername); | |
513 | if (runLoader == 0x0) | |
514 | { | |
515 | AliError(Form("Cannot open file %s",filename)); | |
516 | fIsValid = kFALSE; | |
517 | } | |
518 | ||
519 | runLoader->LoadHeader(); | |
520 | if ( ! runLoader->GetHeader() ) { | |
521 | AliError("Cannot load header."); | |
522 | fIsValid = kFALSE; | |
523 | } | |
524 | else { | |
525 | Int_t runNumber = runLoader->GetHeader()->GetRun(); | |
526 | AliCDBManager::Instance()->SetRun(runNumber); | |
527 | } | |
528 | runLoader->UnloadHeader(); | |
529 | ||
530 | fLoader = runLoader->GetDetectorLoader("MUON"); | |
531 | if (fLoader == 0x0) | |
532 | { | |
533 | AliError("Cannot get AliMUONLoader"); | |
534 | fIsValid = kFALSE; | |
535 | } | |
536 | ||
537 | if (not IsValid()) | |
538 | { | |
539 | AliError(Form("Could not access %s filename. Object is unuseable",filename)); | |
540 | } | |
541 | } | |
542 | ||
543 | //_____________________________________________________________________________ | |
544 | Bool_t AliMUONDataInterface::GetEvent(Int_t event) | |
545 | { | |
546 | /// Loads all reconstructed data for the given event. | |
547 | ||
548 | if (DigitStore(event) == 0x0) return kFALSE; | |
549 | if (ClusterStore(event) == 0x0) return kFALSE; | |
550 | if (TriggerStore(event) == 0x0) return kFALSE; | |
551 | return kTRUE; | |
552 | } | |
553 | ||
554 | //_____________________________________________________________________________ | |
555 | Int_t AliMUONDataInterface::NumberOfDigits(Int_t detElemId) | |
556 | { | |
557 | /// Returns the number of digits to be found on a given detector element. | |
558 | /// @param detElemId The detector element ID number to search on. | |
559 | ||
560 | TIterator* iter = GetIterator(kDigitIteratorByDetectorElement, detElemId); | |
561 | return CountObjects(iter); | |
562 | } | |
563 | ||
564 | //_____________________________________________________________________________ | |
565 | AliMUONVDigit* AliMUONDataInterface::Digit(Int_t detElemId, Int_t index) | |
566 | { | |
567 | /// Returns the a pointer to the index'th digit on the specified detector element. | |
568 | /// @param detElemId The detector element ID number to search on. | |
569 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
570 | /// where N = NumberOfDigits(detElemId) | |
571 | ||
572 | TIterator* iter = GetIterator(kDigitIteratorByDetectorElement, detElemId); | |
573 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
574 | } | |
575 | ||
576 | //_____________________________________________________________________________ | |
577 | Int_t AliMUONDataInterface::NumberOfDigits(Int_t chamber, Int_t cathode) | |
578 | { | |
579 | /// Returns the number of digits to be found on a specific chamber and cathode. | |
580 | /// @param chamber The chamber number in the range [0 .. 13]. | |
581 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
582 | /// 1 is the non-bending plane. | |
583 | ||
584 | TIterator* iter = GetIterator(kDigitIteratorByChamberAndCathode, chamber, cathode); | |
585 | return CountObjects(iter); | |
586 | } | |
587 | ||
588 | //_____________________________________________________________________________ | |
589 | AliMUONVDigit* AliMUONDataInterface::Digit(Int_t chamber, Int_t cathode, Int_t index) | |
590 | { | |
591 | /// Returns the a pointer to the index'th digit on the specified chamber and cathode. | |
592 | /// @param chamber The chamber number in the range [0 .. 13]. | |
593 | /// @param cathode The cathode in the range [0 .. 1], where 0 is the bending and | |
594 | /// 1 is the non-bending plane. | |
595 | /// @param index The index number of the digit to fetch in the range [0 .. N-1], | |
596 | /// where N = NumberOfDigits(chamber, cathode) | |
597 | ||
598 | TIterator* iter = GetIterator(kDigitIteratorByChamberAndCathode, chamber, cathode); | |
599 | return static_cast<AliMUONVDigit*>( FetchObject(iter, index) ); | |
600 | } | |
601 | ||
602 | //_____________________________________________________________________________ | |
603 | Int_t AliMUONDataInterface::NumberOfRawClusters(Int_t chamber) | |
604 | { | |
605 | /// Returns the number of reconstructed raw clusters on the specified chamber. | |
606 | /// @param chamber The chamber number in the range [0 .. 13]. | |
607 | ||
608 | TIterator* iter = GetIterator(kRawClusterIterator, chamber); | |
609 | return CountObjects(iter); | |
610 | } | |
611 | ||
612 | //_____________________________________________________________________________ | |
613 | AliMUONVCluster* AliMUONDataInterface::RawCluster(Int_t chamber, Int_t index) | |
614 | { | |
615 | /// Returns a pointer to the index'th raw cluster on the specified chamber. | |
616 | /// @param chamber The chamber number in the range [0 .. 13]. | |
617 | /// @param index The index number of the raw cluster to fetch in the range [0 .. N-1], | |
618 | /// where N = NumberOfRawClusters(chamber) | |
619 | ||
620 | TIterator* iter = GetIterator(kRawClusterIterator, chamber); | |
621 | return static_cast<AliMUONVCluster*>( FetchObject(iter, index) ); | |
622 | } | |
623 | ||
624 | //_____________________________________________________________________________ | |
625 | Int_t AliMUONDataInterface::NumberOfLocalTriggers() | |
626 | { | |
627 | /// Returns the number of reconstructed local trigger objects. | |
628 | ||
629 | TIterator* iter = GetIterator(kLocalTriggerIterator); | |
630 | return CountObjects(iter); | |
631 | } | |
632 | ||
633 | //_____________________________________________________________________________ | |
634 | AliMUONLocalTrigger* AliMUONDataInterface::LocalTrigger(Int_t index) | |
635 | { | |
636 | /// Returns a pointer to the index'th local trigger object. | |
637 | /// @param index The index number of the local trigger object to fetch in the range [0 .. N-1], | |
638 | /// where N = NumberOfLocalTriggers() | |
639 | ||
640 | TIterator* iter = GetIterator(kLocalTriggerIterator); | |
641 | return static_cast<AliMUONLocalTrigger*>( FetchObject(iter, index) ); | |
642 | } | |
643 | ||
644 | //_____________________________________________________________________________ | |
645 | Int_t AliMUONDataInterface::NumberOfRegionalTriggers() | |
646 | { | |
647 | /// Returns the number of regional trigger objects reconstructed. | |
648 | ||
649 | TIterator* iter = GetIterator(kRegionalTriggerIterator); | |
650 | return CountObjects(iter); | |
651 | } | |
652 | ||
653 | //_____________________________________________________________________________ | |
654 | AliMUONRegionalTrigger* AliMUONDataInterface::RegionalTrigger(Int_t index) | |
655 | { | |
656 | /// Returns a pointer to the index'th regional trigger object. | |
657 | /// @param index The index number of the regional trigger object to fetch in the range [0 .. N-1], | |
658 | /// where N = NumberOfRegionalTriggers() | |
659 | ||
660 | TIterator* iter = GetIterator(kRegionalTriggerIterator); | |
661 | return static_cast<AliMUONRegionalTrigger*>( FetchObject(iter, index) ); | |
662 | } | |
663 | ||
664 | //_____________________________________________________________________________ | |
665 | AliMUONGlobalTrigger* AliMUONDataInterface::GlobalTrigger() | |
666 | { | |
667 | /// Returns a pointer to the reconstructed global trigger object for the event. | |
668 | ||
669 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
670 | if (store == 0x0) return 0x0; | |
671 | return store->Global(); | |
672 | } | |
673 | ||
674 | //_____________________________________________________________________________ | |
675 | void AliMUONDataInterface::ResetStores() | |
676 | { | |
677 | /// Deletes all the store objects that have been created and resets the pointers to 0x0. | |
678 | /// The temporary iterator object is automatically reset. See ResetIterator for more details. | |
679 | ||
680 | ResetIterator(); | |
681 | if (fDigitStore != 0x0) | |
682 | { | |
683 | delete fDigitStore; | |
684 | fDigitStore = 0x0; | |
685 | } | |
686 | if (fTriggerStore != 0x0) | |
687 | { | |
688 | delete fTriggerStore; | |
689 | fTriggerStore = 0x0; | |
690 | } | |
691 | if (fClusterStore != 0x0) | |
692 | { | |
693 | delete fClusterStore; | |
694 | fClusterStore = 0x0; | |
695 | } | |
696 | } | |
697 | ||
698 | //_____________________________________________________________________________ | |
699 | TIterator* AliMUONDataInterface::GetIterator(IteratorType type, Int_t x, Int_t y) | |
700 | { | |
701 | /// Creates an appropriate iterator object and returns it. | |
702 | /// If the iterator has already been created then that one is returned otherwise | |
703 | /// a new object is created. | |
704 | /// Depending on the value of 'type' the semantics of parameters x and y can change. | |
705 | /// @param type The type of iterator to create. | |
706 | /// @param x This is the detector element ID if type == kDigitIteratorByDetectorElement | |
707 | /// If type equals kDigitIteratorByChamberAndCathode or kRawClusterIterator | |
708 | /// then this is the chamber number. In all other cases this parameter is | |
709 | /// ignored. | |
710 | /// @param y If type == kDigitIteratorByChamberAndCathode then this parameter is the | |
711 | /// cathode number. In all other cases this parameter is | |
712 | /// ignored. | |
713 | ||
714 | if (type == fCurrentIteratorType and fDataX == x and fDataY == y) | |
715 | return fIterator; | |
716 | ||
717 | if (fCurrentEvent == -1) | |
718 | { | |
719 | AliError("No event was selected. Try first using GetEvent()."); | |
720 | return 0x0; | |
721 | } | |
722 | ||
723 | ResetIterator(); | |
724 | ||
725 | switch (type) | |
726 | { | |
727 | case kDigitIteratorByDetectorElement: | |
728 | { | |
729 | Int_t detElem = x; | |
730 | AliMUONVDigitStore* store = DigitStore(fCurrentEvent); | |
731 | if (store == 0x0) return 0x0; | |
732 | fIterator = store->CreateIterator(detElem, detElem, 2); | |
733 | if (fIterator == 0x0) return 0x0; | |
734 | fCurrentIteratorType = kDigitIteratorByDetectorElement; | |
735 | fDataX = detElem; | |
736 | return fIterator; | |
737 | } | |
738 | ||
739 | case kDigitIteratorByChamberAndCathode: | |
740 | { | |
741 | Int_t chamber = x; | |
742 | Int_t cathode = y; | |
743 | if (chamber < 0 or AliMpConstants::NofChambers() <= chamber) | |
744 | { | |
745 | AliError(Form( | |
746 | "Must have give a chamber value in the range [0..%d], but got a value of: %d", | |
747 | AliMpConstants::NofChambers() - 1, | |
748 | chamber | |
749 | )); | |
750 | return 0x0; | |
751 | } | |
752 | if (cathode < 0 or 1 < cathode) | |
753 | { | |
754 | AliError(Form("Must have give a cathode value in the range [0..1], but got a value of: %d", cathode)); | |
755 | return 0x0; | |
756 | } | |
757 | ||
758 | AliMUONVDigitStore* store = DigitStore(fCurrentEvent); | |
759 | if (store == 0x0) return 0x0; | |
760 | AliMpIntPair pair = AliMpDEManager::GetDetElemIdRange(chamber); | |
761 | fIterator = store->CreateIterator(pair.GetFirst(), pair.GetSecond(), cathode); | |
762 | if (fIterator == 0x0) return 0x0; | |
763 | fCurrentIteratorType = kDigitIteratorByChamberAndCathode; | |
764 | fDataX = chamber; | |
765 | fDataY = cathode; | |
766 | return fIterator; | |
767 | } | |
768 | ||
769 | case kRawClusterIterator: | |
770 | { | |
771 | Int_t chamber = x; | |
772 | AliMUONVClusterStore* store = ClusterStore(fCurrentEvent); | |
773 | if (store == 0x0) return 0x0; | |
774 | fIterator = store->CreateChamberIterator(chamber, chamber); | |
775 | if (fIterator == 0x0) return 0x0; | |
776 | fCurrentIteratorType = kRawClusterIterator; | |
777 | fDataX = chamber; | |
778 | return fIterator; | |
779 | } | |
780 | ||
781 | case kLocalTriggerIterator: | |
782 | { | |
783 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
784 | if (store == 0x0) return 0x0; | |
785 | fIterator = store->CreateLocalIterator(); | |
786 | if (fIterator == 0x0) return 0x0; | |
787 | fCurrentIteratorType = kLocalTriggerIterator; | |
788 | return fIterator; | |
789 | } | |
790 | ||
791 | case kRegionalTriggerIterator: | |
792 | { | |
793 | AliMUONVTriggerStore* store = TriggerStore(fCurrentEvent); | |
794 | if (store == 0x0) return 0x0; | |
795 | fIterator = store->CreateRegionalIterator(); | |
796 | if (fIterator == 0x0) return 0x0; | |
797 | fCurrentIteratorType = kRegionalTriggerIterator; | |
798 | return fIterator; | |
799 | } | |
800 | ||
801 | default: | |
802 | return 0x0; | |
803 | } | |
804 | } | |
805 | ||
806 | //_____________________________________________________________________________ | |
807 | void AliMUONDataInterface::ResetIterator() | |
808 | { | |
809 | /// The temporary iterator object is deleted if it exists and the pointer reset to 0x0. | |
810 | /// The iterator type and temporary data indicating the state of the iterator are | |
811 | /// also reset. | |
812 | ||
813 | if (fIterator != 0x0) delete fIterator; | |
814 | fCurrentIteratorType = kNoIterator; | |
815 | fCurrentIndex = fDataX = fDataY = -1; | |
816 | fIterator = 0x0; | |
817 | } | |
818 | ||
819 | //_____________________________________________________________________________ | |
820 | Int_t AliMUONDataInterface::CountObjects(TIterator* iter) | |
821 | { | |
822 | /// Counts the number of objects in the iterator and resets it. | |
823 | /// @return The number of objects in 'iter'. | |
824 | ||
825 | if (iter == 0x0) return -1; | |
826 | Int_t count = 0; | |
827 | iter->Reset(); | |
828 | while ( iter->Next() != 0x0 ) count++; | |
829 | iter->Reset(); | |
830 | fCurrentIndex = -1; | |
831 | return count; | |
832 | } | |
833 | ||
834 | //_____________________________________________________________________________ | |
835 | TObject* AliMUONDataInterface::FetchObject(TIterator* iter, Int_t index) | |
836 | { | |
837 | /// Fetches the index'th object from the iterator counting the first object | |
838 | /// returned by iterator after it is reset as index == 0. The next object | |
839 | /// has index == 1 and so on where the last object returned by the iterator | |
840 | /// has index == N-1 where N = CountObjects(iter) | |
841 | /// This method will only reset the iterator if index is smaller than | |
842 | /// fCurrentIndex, which is used to track the iteration progress and is | |
843 | /// updated when a new object if returned by this method. | |
844 | /// @param iter The iterator to fetch an object from. | |
845 | /// @param index The index number of the object to fetch in the range [0 .. N-1] | |
846 | /// where N = CountObjects(iter) | |
847 | ||
848 | if (index < 0) | |
849 | { | |
850 | AliError(Form("Index is out of bounds. Got a value of %d.", index)); | |
851 | return 0x0; | |
852 | } | |
853 | ||
854 | if (iter == 0x0) return 0x0; | |
855 | if (index <= fCurrentIndex) | |
856 | { | |
857 | iter->Reset(); | |
858 | fCurrentIndex = -1; | |
859 | } | |
860 | ||
861 | TObject* object = 0x0; | |
862 | while (fCurrentIndex < index) | |
863 | { | |
864 | object = iter->Next(); | |
865 | if (object == 0x0) | |
866 | { | |
867 | AliError(Form("Index is out of bounds. Got a value of %d.", index)); | |
868 | iter->Reset(); | |
869 | fCurrentIndex = -1; | |
870 | return 0x0; | |
871 | } | |
872 | fCurrentIndex++; | |
873 | } | |
874 | return object; | |
875 | } |