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b8dc484b | 1 | /************************************************************************** |
48217459 | 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 | **************************************************************************/ | |
b8dc484b | 15 | |
d19b6003 | 16 | /* $Id$ */ |
17 | ||
3d1463c8 | 18 | //----------------------------------------------------------------------------- |
5398f946 | 19 | /// \class AliMUONRecoCheck |
78649106 | 20 | /// Utility class to check reconstruction |
5398f946 | 21 | /// Reconstructed tracks are compared to reference tracks. |
22 | /// The reference tracks are built from AliTrackReference for the | |
23 | /// hit in chamber (0..9) and from kinematics for the vertex parameters. | |
3d1463c8 | 24 | //----------------------------------------------------------------------------- |
b8dc484b | 25 | |
9bdda5f6 | 26 | // 13 Nov 2007: |
27 | // Added a method to create a list of reconstructed AliMUONTrack objects from | |
28 | // ESD data. This is necessary since the track objects that are actually created | |
29 | // during offline reconstruction are no longer stored to disk. | |
30 | // - Artur Szostak <artursz@iafrica.com> | |
103e6575 | 31 | // 25 Jan 2008: |
32 | // Use the new ESDInterface to create MUON objects from ESD data | |
33 | // - Philippe Pillot | |
7c29acf1 | 34 | // |
9bdda5f6 | 35 | |
cc056de1 | 36 | #include "AliMUONRecoCheck.h" |
37 | #include "AliMUONTrack.h" | |
103e6575 | 38 | #include "AliMUONVTrackStore.h" |
39 | #include "AliMUONVCluster.h" | |
40 | #include "AliMUONVClusterStore.h" | |
cc056de1 | 41 | #include "AliMUONConstants.h" |
103e6575 | 42 | #include "AliMUONESDInterface.h" |
933daf4c | 43 | #include "AliMUONTrackParam.h" |
9f164762 | 44 | #include "AliMUONTriggerTrack.h" |
45 | #include "AliMUONVTriggerTrackStore.h" | |
b7474abb | 46 | #include "AliMUONTriggerStoreV1.h" |
47 | #include "AliMUONLocalTrigger.h" | |
96ebe67e | 48 | #include "AliMCEventHandler.h" |
49 | #include "AliMCEvent.h" | |
b8dc484b | 50 | #include "AliStack.h" |
cc056de1 | 51 | #include "AliTrackReference.h" |
9bdda5f6 | 52 | #include "AliLog.h" |
53 | #include "AliESDEvent.h" | |
54 | #include "AliESDMuonTrack.h" | |
b7474abb | 55 | #include "AliMUONDigitStoreV2S.h" |
392097f3 | 56 | #include "AliMUONVDigit.h" |
b7474abb | 57 | #include "AliMpVSegmentation.h" |
58 | #include "AliMpSegmentation.h" | |
59 | #include "AliMpPad.h" | |
96ebe67e | 60 | |
9f164762 | 61 | #include "AliGeomManager.h" |
b7474abb | 62 | #include "AliCDBManager.h" |
9f164762 | 63 | #include "AliMpCDB.h" |
64 | #include "AliMpDDLStore.h" | |
65 | #include "AliMUONCDB.h" | |
66 | #include "AliMUONGeometryTransformer.h" | |
67 | #include "AliMUONTriggerCircuit.h" | |
68 | #include "AliMUONVTrackReconstructor.h" | |
69 | #include "AliMUONVTriggerStore.h" | |
b7474abb | 70 | #include "AliMUONCalibrationData.h" |
71 | #include "AliMUONTriggerElectronics.h" | |
72 | ||
9f164762 | 73 | |
74 | #include "TGeoManager.h" | |
75 | ||
61fed964 | 76 | #include <TFile.h> |
77 | #include <TTree.h> | |
cc056de1 | 78 | #include <TParticle.h> |
5b1afea0 | 79 | #include <TParticlePDG.h> |
96ebe67e | 80 | #include <Riostream.h> |
81 | ||
9f164762 | 82 | #include "AliMUONRecoCheck.h" |
83 | ||
5398f946 | 84 | /// \cond CLASSIMP |
b8dc484b | 85 | ClassImp(AliMUONRecoCheck) |
5398f946 | 86 | /// \endcond |
b8dc484b | 87 | |
068e4c36 | 88 | //_____________________________________________________________________________ |
1f2d22de | 89 | AliMUONRecoCheck::AliMUONRecoCheck(const Char_t *esdFileName, const Char_t *pathSim) |
48217459 | 90 | : TObject(), |
96ebe67e | 91 | fMCEventHandler(new AliMCEventHandler()), |
61fed964 | 92 | fESDEvent(new AliESDEvent()), |
93 | fESDTree (0x0), | |
94 | fESDFile (0x0), | |
96ebe67e | 95 | fCurrentEvent(0), |
96 | fTrackRefStore(0x0), | |
97 | fRecoTrackRefStore(0x0), | |
9f164762 | 98 | fRecoTriggerRefStore(0x0), |
7c29acf1 | 99 | fRecoTrackStore(0x0), |
9f164762 | 100 | fRecoTriggerTrackStore(0x0), |
101 | fGeometryTransformer(0x0), | |
102 | fTriggerCircuit(0x0), | |
b7474abb | 103 | fCalibrationData(0x0), |
104 | fTriggerElectronics(0x0), | |
7c29acf1 | 105 | fESDEventOwner(kTRUE) |
068e4c36 | 106 | { |
48217459 | 107 | /// Normal ctor |
61fed964 | 108 | |
109 | // TrackRefs and Particules | |
96ebe67e | 110 | fMCEventHandler->SetInputPath(pathSim); |
111 | fMCEventHandler->InitIO(""); | |
61fed964 | 112 | |
113 | // ESD MUON Tracks | |
114 | fESDFile = TFile::Open(esdFileName); // open the file | |
115 | if (!fESDFile || !fESDFile->IsOpen()) { | |
116 | AliError(Form("opening ESD file %s failed", esdFileName)); | |
117 | fESDFile = 0x0; | |
118 | return; | |
119 | } | |
120 | fESDTree = (TTree*) fESDFile->Get("esdTree"); // get the tree | |
121 | if (!fESDTree) { | |
122 | AliError("no ESD tree found"); | |
123 | fESDFile->Close(); | |
124 | fESDFile = 0x0; | |
125 | return; | |
126 | } | |
127 | fESDEvent->ReadFromTree(fESDTree); // link fESDEvent to the tree | |
068e4c36 | 128 | } |
129 | ||
7c29acf1 | 130 | //_____________________________________________________________________________ |
131 | AliMUONRecoCheck::AliMUONRecoCheck(AliESDEvent *esdEvent, AliMCEventHandler *mcEventHandler) | |
132 | : TObject(), | |
133 | fMCEventHandler(0), | |
134 | fESDEvent(0), | |
135 | fESDTree (0x0), | |
136 | fESDFile (0x0), | |
137 | fCurrentEvent(0), | |
138 | fTrackRefStore(0x0), | |
139 | fRecoTrackRefStore(0x0), | |
9f164762 | 140 | fRecoTriggerRefStore(0x0), |
7c29acf1 | 141 | fRecoTrackStore(0x0), |
9f164762 | 142 | fRecoTriggerTrackStore(0x0), |
143 | fGeometryTransformer(0x0), | |
144 | fTriggerCircuit(0x0), | |
b7474abb | 145 | fCalibrationData(0x0), |
146 | fTriggerElectronics(0x0), | |
7c29acf1 | 147 | fESDEventOwner(kFALSE) |
148 | { | |
149 | /// Normal ctor | |
150 | ||
151 | // TrackRefs and Particules | |
152 | fMCEventHandler = mcEventHandler; | |
153 | ||
154 | // ESD MUON Tracks | |
155 | fESDEvent = esdEvent; | |
7c29acf1 | 156 | } |
157 | ||
b8dc484b | 158 | //_____________________________________________________________________________ |
48217459 | 159 | AliMUONRecoCheck::~AliMUONRecoCheck() |
b8dc484b | 160 | { |
48217459 | 161 | /// Destructor |
7c29acf1 | 162 | if (fESDEventOwner) { |
163 | delete fMCEventHandler; | |
164 | delete fESDEvent; | |
165 | if (fESDFile) fESDFile->Close(); | |
166 | } | |
96ebe67e | 167 | ResetStores(); |
9f164762 | 168 | delete fGeometryTransformer; |
169 | delete fTriggerCircuit; | |
b7474abb | 170 | delete fTriggerElectronics; |
171 | delete fCalibrationData; | |
96ebe67e | 172 | } |
173 | ||
174 | //_____________________________________________________________________________ | |
175 | void AliMUONRecoCheck::ResetStores() | |
176 | { | |
177 | /// Deletes all the store objects that have been created and resets the pointers to 0x0 | |
178 | delete fTrackRefStore; fTrackRefStore = 0x0; | |
179 | delete fRecoTrackRefStore; fRecoTrackRefStore = 0x0; | |
9f164762 | 180 | delete fRecoTriggerRefStore; fRecoTriggerRefStore = 0x0; |
96ebe67e | 181 | delete fRecoTrackStore; fRecoTrackStore = 0x0; |
9f164762 | 182 | delete fRecoTriggerTrackStore; fRecoTriggerTrackStore = 0x0; |
96ebe67e | 183 | } |
184 | ||
9f164762 | 185 | //_____________________________________________________________________________ |
186 | Bool_t AliMUONRecoCheck::InitCircuit() | |
187 | { | |
a267bc56 | 188 | |
9f164762 | 189 | if ( fTriggerCircuit ) return kTRUE; |
b7474abb | 190 | |
191 | if ( ! InitGeometryTransformer() ) return kFALSE; | |
9f164762 | 192 | |
9f164762 | 193 | // reset tracker for local trigger to trigger track conversion |
392097f3 | 194 | if ( ! AliMUONESDInterface::GetTracker() ) AliMUONESDInterface::ResetTracker(); |
a267bc56 | 195 | |
196 | fTriggerCircuit = new AliMUONTriggerCircuit(fGeometryTransformer); | |
9f164762 | 197 | |
198 | return kTRUE; | |
199 | } | |
200 | ||
201 | ||
a99c3449 | 202 | //_____________________________________________________________________________ |
203 | Int_t AliMUONRecoCheck::GetRunNumber() | |
204 | { | |
205 | /// Return the run number of the current ESD event | |
206 | ||
9f164762 | 207 | if (fESDEventOwner && fRecoTrackStore == 0x0 && fRecoTriggerTrackStore == 0x0) { |
a99c3449 | 208 | if (!fESDTree || fESDTree->GetEvent(fCurrentEvent) <= 0) { |
209 | AliError(Form("fails to read ESD object for event %d: cannot get the run number",fCurrentEvent)); | |
210 | return -1; | |
211 | } | |
212 | } | |
213 | ||
214 | return fESDEvent->GetRunNumber(); | |
215 | } | |
216 | ||
96ebe67e | 217 | //_____________________________________________________________________________ |
218 | Int_t AliMUONRecoCheck::NumberOfEvents() const | |
219 | { | |
220 | /// Return the number of events | |
7c29acf1 | 221 | if (fESDEventOwner && fESDTree) return fESDTree->GetEntries(); |
96ebe67e | 222 | return 0; |
b8dc484b | 223 | } |
224 | ||
48217459 | 225 | //_____________________________________________________________________________ |
a99c3449 | 226 | AliMUONVTrackStore* AliMUONRecoCheck::ReconstructedTracks(Int_t event, Bool_t refit) |
48217459 | 227 | { |
61fed964 | 228 | /// Return a track store containing the reconstructed tracks (converted into |
a99c3449 | 229 | /// MUONTrack objects) for a given event. |
230 | /// Track parameters at each clusters are computed or not depending on the flag "refit". | |
231 | /// If not, only the track parameters at first cluster are valid. | |
7c29acf1 | 232 | |
233 | if (!fESDEventOwner) { | |
a99c3449 | 234 | if (fRecoTrackStore == 0x0) MakeReconstructedTracks(refit); |
7c29acf1 | 235 | return fRecoTrackStore; |
236 | } | |
237 | ||
96ebe67e | 238 | if (event != fCurrentEvent) { |
239 | ResetStores(); | |
240 | fCurrentEvent = event; | |
241 | } | |
242 | ||
243 | if (fRecoTrackStore != 0x0) return fRecoTrackStore; | |
61fed964 | 244 | else { |
245 | if (!fESDTree) return 0x0; | |
246 | if (fESDTree->GetEvent(event) <= 0) { | |
247 | AliError(Form("fails to read ESD object for event %d", event)); | |
248 | return 0x0; | |
9bdda5f6 | 249 | } |
a99c3449 | 250 | MakeReconstructedTracks(refit); |
61fed964 | 251 | return fRecoTrackStore; |
9bdda5f6 | 252 | } |
9bdda5f6 | 253 | } |
254 | ||
9f164762 | 255 | |
256 | //_____________________________________________________________________________ | |
257 | AliMUONVTriggerTrackStore* AliMUONRecoCheck::TriggeredTracks(Int_t event) | |
258 | { | |
259 | /// Return a track store containing the reconstructed trigger tracks (converted into | |
260 | /// MUONTriggerTrack objects) for a given event. | |
261 | ||
262 | if (!fESDEventOwner) { | |
263 | if (fRecoTriggerTrackStore == 0x0) MakeTriggeredTracks(); | |
264 | return fRecoTriggerTrackStore; | |
265 | } | |
266 | ||
267 | if (event != fCurrentEvent) { | |
268 | ResetStores(); | |
269 | fCurrentEvent = event; | |
270 | } | |
271 | ||
272 | if (fRecoTriggerTrackStore != 0x0) return fRecoTriggerTrackStore; | |
273 | else { | |
274 | if (!fESDTree) return 0x0; | |
275 | if (fESDTree->GetEvent(event) <= 0) { | |
276 | AliError(Form("fails to read ESD object for event %d", event)); | |
277 | return 0x0; | |
278 | } | |
279 | MakeTriggeredTracks(); | |
280 | return fRecoTriggerTrackStore; | |
281 | } | |
282 | } | |
283 | ||
284 | ||
9bdda5f6 | 285 | //_____________________________________________________________________________ |
96ebe67e | 286 | AliMUONVTrackStore* AliMUONRecoCheck::TrackRefs(Int_t event) |
b8dc484b | 287 | { |
48217459 | 288 | /// Return a track store containing the track references (converted into |
289 | /// MUONTrack objects) for a given event | |
7c29acf1 | 290 | |
291 | if (!fESDEventOwner) { | |
a99c3449 | 292 | if (fTrackRefStore == 0x0) MakeTrackRefs(); |
7c29acf1 | 293 | return fTrackRefStore; |
294 | } | |
295 | ||
96ebe67e | 296 | if (event != fCurrentEvent) { |
297 | ResetStores(); | |
298 | fCurrentEvent = event; | |
299 | } | |
300 | ||
301 | if (fTrackRefStore != 0x0) return fTrackRefStore; | |
302 | else { | |
e473e8b0 | 303 | if (!fMCEventHandler->LoadEvent(event)) { |
61fed964 | 304 | AliError(Form("fails to read MC objects for event %d", event)); |
305 | return 0x0; | |
306 | } | |
96ebe67e | 307 | MakeTrackRefs(); |
308 | return fTrackRefStore; | |
309 | } | |
b8dc484b | 310 | } |
311 | ||
9f164762 | 312 | //_____________________________________________________________________________ |
313 | AliMUONVTriggerTrackStore* AliMUONRecoCheck::TriggerableTracks(Int_t event) | |
314 | { | |
315 | /// Return a trigger track store containing the triggerable track references (converted into | |
316 | /// AliMUONTriggerTrack objects) for a given event | |
317 | ||
318 | if (!fESDEventOwner) { | |
319 | if (fRecoTriggerRefStore == 0x0) MakeTriggerableTracks(); | |
320 | return fRecoTriggerRefStore; | |
321 | } | |
322 | ||
323 | if (event != fCurrentEvent) { | |
324 | ResetStores(); | |
325 | fCurrentEvent = event; | |
326 | } | |
327 | ||
328 | if (fRecoTriggerRefStore != 0x0) return fRecoTriggerRefStore; | |
329 | else { | |
e473e8b0 | 330 | if (!fMCEventHandler->LoadEvent(event)) { |
9f164762 | 331 | AliError(Form("fails to read MC objects for event %d", event)); |
332 | return 0x0; | |
333 | } | |
334 | MakeTriggerableTracks(); | |
335 | return fRecoTriggerRefStore; | |
336 | } | |
337 | } | |
338 | ||
339 | ||
b8dc484b | 340 | //_____________________________________________________________________________ |
e0146591 | 341 | AliMUONVTrackStore* AliMUONRecoCheck::ReconstructibleTracks(Int_t event, UInt_t requestedStationMask, |
342 | Bool_t request2ChInSameSt45, Bool_t hitInFrontOfPad) | |
b8dc484b | 343 | { |
f202486b | 344 | /// Return a track store containing the reconstructible tracks for a given event, |
345 | /// according to the mask of requested stations and the minimum number of chambers hit in stations 4 & 5. | |
7c29acf1 | 346 | |
347 | if (!fESDEventOwner) { | |
a99c3449 | 348 | if (fRecoTrackRefStore == 0x0) { |
349 | if (TrackRefs(event) == 0x0) return 0x0; | |
e0146591 | 350 | MakeReconstructibleTracks(requestedStationMask, request2ChInSameSt45, hitInFrontOfPad); |
a99c3449 | 351 | } |
7c29acf1 | 352 | return fRecoTrackRefStore; |
353 | } | |
354 | ||
96ebe67e | 355 | if (event != fCurrentEvent) { |
356 | ResetStores(); | |
357 | fCurrentEvent = event; | |
358 | } | |
359 | ||
360 | if (fRecoTrackRefStore != 0x0) return fRecoTrackRefStore; | |
361 | else { | |
362 | if (TrackRefs(event) == 0x0) return 0x0; | |
e0146591 | 363 | MakeReconstructibleTracks(requestedStationMask, request2ChInSameSt45, hitInFrontOfPad); |
96ebe67e | 364 | return fRecoTrackRefStore; |
365 | } | |
48217459 | 366 | } |
b8dc484b | 367 | |
9f164762 | 368 | |
61fed964 | 369 | //_____________________________________________________________________________ |
a99c3449 | 370 | void AliMUONRecoCheck::MakeReconstructedTracks(Bool_t refit) |
61fed964 | 371 | { |
372 | /// Make reconstructed tracks | |
103e6575 | 373 | if (!(fRecoTrackStore = AliMUONESDInterface::NewTrackStore())) return; |
61fed964 | 374 | |
b1fea02e | 375 | // loop over all reconstructed tracks and add them to the store (skip ghosts) |
103e6575 | 376 | Int_t nTracks = (Int_t) fESDEvent->GetNumberOfMuonTracks(); |
b1fea02e | 377 | for (Int_t iTrack = 0; iTrack < nTracks; iTrack++) { |
378 | AliESDMuonTrack* esdTrack = fESDEvent->GetMuonTrack(iTrack); | |
a99c3449 | 379 | if (esdTrack->ContainTrackerData()) AliMUONESDInterface::Add(*esdTrack, *fRecoTrackStore, refit); |
b1fea02e | 380 | } |
61fed964 | 381 | |
382 | } | |
383 | ||
9f164762 | 384 | |
385 | //_____________________________________________________________________________ | |
386 | void AliMUONRecoCheck::MakeTriggeredTracks() | |
387 | { | |
388 | /// Make reconstructed trigger tracks | |
389 | if (!(fRecoTriggerTrackStore = AliMUONESDInterface::NewTriggerTrackStore())) return; | |
390 | ||
391 | AliMUONVTriggerStore* tmpTriggerStore = AliMUONESDInterface::NewTriggerStore(); | |
392 | if ( ! tmpTriggerStore ) return; | |
393 | ||
394 | // loop over all reconstructed tracks and add them to the store (include ghosts) | |
395 | Int_t nTracks = (Int_t) fESDEvent->GetNumberOfMuonTracks(); | |
396 | for (Int_t iTrack = 0; iTrack < nTracks; iTrack++) { | |
397 | AliESDMuonTrack* esdTrack = fESDEvent->GetMuonTrack(iTrack); | |
398 | if (esdTrack->ContainTriggerData()) AliMUONESDInterface::Add(*esdTrack, *tmpTriggerStore); | |
399 | } | |
400 | ||
b7474abb | 401 | if ( InitCircuit() ) { |
9f164762 | 402 | |
b7474abb | 403 | AliMUONVTrackReconstructor* tracker = AliMUONESDInterface::GetTracker(); |
404 | tracker->EventReconstructTrigger(*fTriggerCircuit, *tmpTriggerStore, *fRecoTriggerTrackStore); | |
405 | } | |
9f164762 | 406 | |
407 | delete tmpTriggerStore; | |
408 | } | |
409 | ||
410 | //_____________________________________________________________________________ | |
cd859b17 | 411 | Bool_t AliMUONRecoCheck::TriggerToTrack(const AliMUONLocalTrigger& locTrg, AliMUONTriggerTrack& triggerTrack) |
9f164762 | 412 | { |
413 | /// Make trigger track from local trigger info | |
cd859b17 | 414 | if ( ! InitCircuit() ) return kFALSE; |
9f164762 | 415 | AliMUONVTrackReconstructor* tracker = AliMUONESDInterface::GetTracker(); |
cd859b17 | 416 | return tracker->TriggerToTrack(*fTriggerCircuit, locTrg, triggerTrack); |
9f164762 | 417 | } |
418 | ||
419 | ||
48217459 | 420 | //_____________________________________________________________________________ |
96ebe67e | 421 | void AliMUONRecoCheck::MakeTrackRefs() |
48217459 | 422 | { |
423 | /// Make reconstructible tracks | |
103e6575 | 424 | AliMUONVTrackStore *tmpTrackRefStore = AliMUONESDInterface::NewTrackStore(); |
425 | if (!tmpTrackRefStore) return; | |
48217459 | 426 | |
96ebe67e | 427 | Double_t x, y, z, pX, pY, pZ, bendingSlope, nonBendingSlope, inverseBendingMomentum; |
428 | TParticle* particle; | |
429 | TClonesArray* trackRefs; | |
430 | Int_t nTrackRef = fMCEventHandler->MCEvent()->GetNumberOfTracks(); | |
fe0324de | 431 | AliMUONVCluster* hit = AliMUONESDInterface::NewCluster(); |
b8dc484b | 432 | |
96ebe67e | 433 | // loop over simulated tracks |
434 | for (Int_t iTrackRef = 0; iTrackRef < nTrackRef; ++iTrackRef) { | |
435 | Int_t nHits = fMCEventHandler->GetParticleAndTR(iTrackRef, particle, trackRefs); | |
48217459 | 436 | |
96ebe67e | 437 | // skip empty trackRefs |
438 | if (nHits < 1) continue; | |
439 | ||
61fed964 | 440 | // get the particle charge for further calculation |
441 | TParticlePDG* ppdg = particle->GetPDG(); | |
46df197d | 442 | Int_t charge = ppdg != NULL ? (Int_t)(ppdg->Charge()/3.0) : 0; |
96ebe67e | 443 | |
61fed964 | 444 | AliMUONTrack track; |
48217459 | 445 | |
96ebe67e | 446 | // loop over simulated track hits |
447 | for (Int_t iHit = 0; iHit < nHits; ++iHit) { | |
448 | AliTrackReference* trackReference = static_cast<AliTrackReference*>(trackRefs->UncheckedAt(iHit)); | |
068e4c36 | 449 | |
61fed964 | 450 | // skip trackRefs not in MUON |
451 | if (trackReference->DetectorId() != AliTrackReference::kMUON) continue; | |
452 | ||
96ebe67e | 453 | // Get track parameters of current hit |
454 | x = trackReference->X(); | |
455 | y = trackReference->Y(); | |
456 | z = trackReference->Z(); | |
457 | pX = trackReference->Px(); | |
458 | pY = trackReference->Py(); | |
459 | pZ = trackReference->Pz(); | |
b8dc484b | 460 | |
96ebe67e | 461 | // check chamberId of current trackReference |
c59f70b9 | 462 | Int_t detElemId = trackReference->UserId(); |
463 | Int_t chamberId = detElemId / 100 - 1; | |
96ebe67e | 464 | if (chamberId < 0 || chamberId >= AliMUONConstants::NTrackingCh()) continue; |
48217459 | 465 | |
96ebe67e | 466 | // set hit parameters |
c59f70b9 | 467 | hit->SetUniqueID(AliMUONVCluster::BuildUniqueID(chamberId, detElemId, iHit)); |
103e6575 | 468 | hit->SetXYZ(x,y,z); |
469 | hit->SetErrXY(0.,0.); | |
b8dc484b | 470 | |
96ebe67e | 471 | // compute track parameters at hit |
7cdc832b | 472 | bendingSlope = 0; |
473 | nonBendingSlope = 0; | |
474 | inverseBendingMomentum = 0; | |
96ebe67e | 475 | if (TMath::Abs(pZ) > 0) { |
476 | bendingSlope = pY/pZ; | |
477 | nonBendingSlope = pX/pZ; | |
b8dc484b | 478 | } |
96ebe67e | 479 | Double_t pYZ = TMath::Sqrt(pY*pY+pZ*pZ); |
480 | if (pYZ >0) inverseBendingMomentum = 1/pYZ; | |
481 | inverseBendingMomentum *= charge; | |
482 | ||
483 | // set track parameters at hit | |
484 | AliMUONTrackParam trackParam; | |
485 | trackParam.SetNonBendingCoor(x); | |
486 | trackParam.SetBendingCoor(y); | |
487 | trackParam.SetZ(z); | |
488 | trackParam.SetBendingSlope(bendingSlope); | |
489 | trackParam.SetNonBendingSlope(nonBendingSlope); | |
490 | trackParam.SetInverseBendingMomentum(inverseBendingMomentum); | |
491 | ||
492 | // add track parameters at current hit to the track | |
103e6575 | 493 | track.AddTrackParamAtCluster(trackParam, *hit, kTRUE); |
96ebe67e | 494 | } |
495 | ||
61fed964 | 496 | // if none of the track hits was in MUON, goto the next track |
497 | if (track.GetNClusters() < 1) continue; | |
498 | ||
499 | // get track parameters at particle's vertex | |
500 | x = particle->Vx(); | |
501 | y = particle->Vy(); | |
502 | z = particle->Vz(); | |
503 | pX = particle->Px(); | |
504 | pY = particle->Py(); | |
505 | pZ = particle->Pz(); | |
506 | ||
507 | // compute rest of track parameters at particle's vertex | |
508 | bendingSlope = 0; | |
509 | nonBendingSlope = 0; | |
510 | inverseBendingMomentum = 0; | |
511 | if (TMath::Abs(pZ) > 0) { | |
512 | bendingSlope = pY/pZ; | |
513 | nonBendingSlope = pX/pZ; | |
514 | } | |
515 | Double_t pYZ = TMath::Sqrt(pY*pY+pZ*pZ); | |
516 | if (pYZ >0) inverseBendingMomentum = 1/pYZ; | |
517 | inverseBendingMomentum *= charge; | |
518 | ||
519 | // set track parameters at particle's vertex | |
520 | AliMUONTrackParam trackParamAtVertex; | |
521 | trackParamAtVertex.SetNonBendingCoor(x); | |
522 | trackParamAtVertex.SetBendingCoor(y); | |
523 | trackParamAtVertex.SetZ(z); | |
524 | trackParamAtVertex.SetBendingSlope(bendingSlope); | |
525 | trackParamAtVertex.SetNonBendingSlope(nonBendingSlope); | |
526 | trackParamAtVertex.SetInverseBendingMomentum(inverseBendingMomentum); | |
527 | ||
528 | // add track parameters at vertex | |
529 | track.SetTrackParamAtVertex(&trackParamAtVertex); | |
530 | ||
103e6575 | 531 | // store the track |
2e2d0c44 | 532 | track.SetUniqueID(iTrackRef); |
96ebe67e | 533 | tmpTrackRefStore->Add(track); |
b8dc484b | 534 | } |
b8dc484b | 535 | |
96ebe67e | 536 | CleanMuonTrackRef(tmpTrackRefStore); |
48217459 | 537 | |
103e6575 | 538 | delete hit; |
96ebe67e | 539 | delete tmpTrackRefStore; |
b8dc484b | 540 | } |
541 | ||
9f164762 | 542 | //_____________________________________________________________________________ |
543 | void AliMUONRecoCheck::MakeTriggerableTracks() | |
544 | { | |
545 | /// Make triggerable tracks | |
546 | if (!(fRecoTriggerRefStore = AliMUONESDInterface::NewTriggerTrackStore())) | |
547 | return; | |
548 | ||
b7474abb | 549 | Double_t x, y, z, slopeX, slopeY, pZ, xLoc, yLoc, zLoc; |
9f164762 | 550 | TParticle* particle; |
551 | TClonesArray* trackRefs; | |
552 | Int_t nTrackRef = fMCEventHandler->MCEvent()->GetNumberOfTracks(); | |
553 | ||
554 | // loop over simulated tracks | |
555 | for (Int_t iTrackRef = 0; iTrackRef < nTrackRef; ++iTrackRef) { | |
556 | Int_t nHits = fMCEventHandler->GetParticleAndTR(iTrackRef, particle, trackRefs); | |
557 | ||
558 | // skip empty trackRefs | |
559 | if (nHits < 1) continue; | |
560 | ||
561 | AliMUONTriggerTrack track; | |
b7474abb | 562 | AliMUONDigitStoreV2S digitStore; |
9f164762 | 563 | Int_t hitsOnTrigger = 0; |
564 | Int_t currCh = -1; | |
565 | ||
566 | // loop over simulated track hits | |
567 | for (Int_t iHit = 0; iHit < nHits; ++iHit) { | |
568 | AliTrackReference* trackReference = static_cast<AliTrackReference*>(trackRefs->UncheckedAt(iHit)); | |
569 | ||
570 | // skip trackRefs not in MUON | |
571 | if (trackReference->DetectorId() != AliTrackReference::kMUON) continue; | |
572 | ||
573 | // check chamberId of current trackReference | |
574 | Int_t detElemId = trackReference->UserId(); | |
575 | Int_t chamberId = detElemId / 100 - 1; | |
576 | if (chamberId < AliMUONConstants::NTrackingCh() || chamberId >= AliMUONConstants::NCh() ) continue; | |
b7474abb | 577 | |
578 | // Get track parameters of current hit | |
579 | x = trackReference->X(); | |
580 | y = trackReference->Y(); | |
581 | z = trackReference->Z(); | |
582 | ||
583 | if ( InitTriggerResponse() ) { | |
584 | fGeometryTransformer->Global2Local(detElemId, x, y, z, xLoc, yLoc, zLoc); | |
585 | ||
586 | Int_t nboard = 0; | |
587 | for ( Int_t cath = AliMp::kCath0; cath <= AliMp::kCath1; ++cath ) | |
588 | { | |
589 | const AliMpVSegmentation* seg | |
590 | = AliMpSegmentation::Instance() | |
591 | ->GetMpSegmentation(detElemId,AliMp::GetCathodType(cath)); | |
592 | ||
593 | AliMpPad pad = seg->PadByPosition(xLoc,yLoc,kFALSE); | |
594 | Int_t ix = pad.GetIx(); | |
595 | Int_t iy = pad.GetIy(); | |
596 | ||
597 | if ( !pad.IsValid() ) continue; | |
598 | ||
599 | if ( cath == AliMp::kCath0 ) nboard = pad.GetLocalBoardId(0); | |
600 | ||
a267bc56 | 601 | AliMUONVDigit* digit = digitStore.Add(detElemId, nboard, pad.GetLocalBoardChannel(0), |
602 | cath, AliMUONVDigitStore::kDeny); | |
603 | if (digit) { | |
604 | digit->SetPadXY(ix,iy); | |
605 | digit->SetCharge(1.); | |
606 | } | |
b7474abb | 607 | } |
608 | } | |
609 | ||
9f164762 | 610 | if ( hitsOnTrigger == 0 ) { |
9f164762 | 611 | pZ = trackReference->Pz(); |
612 | slopeX = ( pZ == 0. ) ? 99999. : trackReference->Px() / pZ; | |
613 | slopeY = ( pZ == 0. ) ? 99999. : trackReference->Py() / pZ; | |
614 | ||
615 | track.SetX11(x); | |
616 | track.SetY11(y); | |
617 | track.SetZ11(z); | |
618 | track.SetSlopeX(slopeX); | |
619 | track.SetSlopeY(slopeY); | |
620 | } | |
621 | ||
622 | if ( currCh != chamberId ) { | |
623 | hitsOnTrigger++; | |
624 | currCh = chamberId; | |
625 | } | |
626 | ||
627 | } // loop on hits | |
b7474abb | 628 | |
629 | if ( hitsOnTrigger < 3 ) continue; | |
630 | ||
631 | // Check if the track passes the trigger algorithm | |
632 | if ( InitTriggerResponse() ) { | |
633 | AliMUONTriggerStoreV1 triggerStore; | |
634 | fTriggerElectronics->Digits2Trigger(digitStore,triggerStore); | |
635 | ||
636 | TIter next(triggerStore.CreateIterator()); | |
637 | AliMUONLocalTrigger* locTrg(0x0); | |
638 | ||
639 | Int_t ptCutLevel = 0; | |
640 | ||
641 | while ( ( locTrg = static_cast<AliMUONLocalTrigger*>(next()) ) ) | |
642 | { | |
643 | if ( locTrg->IsTrigX() && locTrg->IsTrigY() ) | |
644 | { | |
645 | ptCutLevel = TMath::Max(ptCutLevel, 1); | |
646 | if ( locTrg->LoHpt() ) ptCutLevel = TMath::Max(ptCutLevel, 3); | |
647 | else if ( locTrg->LoLpt() ) ptCutLevel = TMath::Max(ptCutLevel, 2); | |
648 | } // board is fired | |
649 | } // end of loop on Local Trigger | |
650 | track.SetPtCutLevel(ptCutLevel); | |
9f164762 | 651 | } |
b7474abb | 652 | track.SetUniqueID(iTrackRef); |
653 | fRecoTriggerRefStore->Add(track); | |
9f164762 | 654 | } |
655 | } | |
656 | ||
657 | ||
b8dc484b | 658 | //_____________________________________________________________________________ |
96ebe67e | 659 | void AliMUONRecoCheck::CleanMuonTrackRef(const AliMUONVTrackStore *tmpTrackRefStore) |
b8dc484b | 660 | { |
48217459 | 661 | /// Re-calculate hits parameters because two AliTrackReferences are recorded for |
662 | /// each chamber (one when particle is entering + one when particle is leaving | |
663 | /// the sensitive volume) | |
103e6575 | 664 | if (!(fTrackRefStore = AliMUONESDInterface::NewTrackStore())) return; |
48217459 | 665 | |
96ebe67e | 666 | Double_t maxGasGap = 1.; // cm |
667 | Double_t x, y, z, pX, pY, pZ, x1, y1, z1, pX1, pY1, pZ1, z2; | |
668 | Double_t bendingSlope,nonBendingSlope,inverseBendingMomentum; | |
fe0324de | 669 | AliMUONVCluster* hit = AliMUONESDInterface::NewCluster(); |
48217459 | 670 | |
96ebe67e | 671 | // create iterator |
672 | TIter next(tmpTrackRefStore->CreateIterator()); | |
48217459 | 673 | |
96ebe67e | 674 | // loop over tmpTrackRef |
48217459 | 675 | AliMUONTrack* track; |
96ebe67e | 676 | while ( ( track = static_cast<AliMUONTrack*>(next()) ) ) { |
677 | ||
678 | AliMUONTrack newTrack; | |
679 | ||
680 | // loop over tmpTrackRef's hits | |
681 | Int_t iHit1 = 0; | |
682 | Int_t nTrackHits = track->GetNClusters(); | |
683 | while (iHit1 < nTrackHits) { | |
684 | AliMUONTrackParam *trackParam1 = (AliMUONTrackParam*) track->GetTrackParamAtCluster()->UncheckedAt(iHit1); | |
685 | ||
686 | // get track parameters at hit1 | |
687 | x1 = trackParam1->GetNonBendingCoor(); | |
688 | y1 = trackParam1->GetBendingCoor(); | |
689 | z1 = trackParam1->GetZ(); | |
690 | pX1 = trackParam1->Px(); | |
691 | pY1 = trackParam1->Py(); | |
692 | pZ1 = trackParam1->Pz(); | |
693 | ||
694 | // prepare new track parameters | |
695 | x = x1; | |
696 | y = y1; | |
697 | z = z1; | |
698 | pX = pX1; | |
699 | pY = pY1; | |
700 | pZ = pZ1; | |
701 | ||
702 | // loop over next tmpTrackRef's hits | |
703 | Int_t nCombinedHits = 1; | |
704 | for (Int_t iHit2 = iHit1+1; iHit2 < nTrackHits; iHit2++) { | |
705 | AliMUONTrackParam *trackParam2 = (AliMUONTrackParam*) track->GetTrackParamAtCluster()->UncheckedAt(iHit2); | |
48217459 | 706 | |
96ebe67e | 707 | // get z position of hit2 |
708 | z2 = trackParam2->GetZ(); | |
709 | ||
710 | // complete new track parameters if hit2 is on the same detection element | |
711 | if ( TMath::Abs(z2-z1) < maxGasGap ) { | |
712 | x += trackParam2->GetNonBendingCoor(); | |
713 | y += trackParam2->GetBendingCoor(); | |
714 | z += z2; | |
715 | pX += trackParam2->Px(); | |
716 | pY += trackParam2->Py(); | |
717 | pZ += trackParam2->Pz(); | |
718 | nCombinedHits++; | |
48217459 | 719 | iHit1 = iHit2; |
720 | } | |
721 | ||
96ebe67e | 722 | } |
723 | ||
724 | // finalize new track parameters | |
725 | x /= (Double_t)nCombinedHits; | |
726 | y /= (Double_t)nCombinedHits; | |
727 | z /= (Double_t)nCombinedHits; | |
728 | pX /= (Double_t)nCombinedHits; | |
729 | pY /= (Double_t)nCombinedHits; | |
730 | pZ /= (Double_t)nCombinedHits; | |
731 | bendingSlope = 0; | |
732 | nonBendingSlope = 0; | |
733 | inverseBendingMomentum = 0; | |
734 | if (TMath::Abs(pZ) > 0) { | |
735 | bendingSlope = pY/pZ; | |
736 | nonBendingSlope = pX/pZ; | |
737 | } | |
738 | Double_t pYZ = TMath::Sqrt(pY*pY+pZ*pZ); | |
739 | if (pYZ >0) inverseBendingMomentum = 1/pYZ; | |
740 | inverseBendingMomentum *= trackParam1->GetCharge(); | |
b8dc484b | 741 | |
96ebe67e | 742 | // set hit parameters |
c59f70b9 | 743 | hit->SetUniqueID(trackParam1->GetClusterPtr()->GetUniqueID()); |
103e6575 | 744 | hit->SetXYZ(x,y,z); |
745 | hit->SetErrXY(0.,0.); | |
48217459 | 746 | |
96ebe67e | 747 | // set new track parameters at new hit |
748 | AliMUONTrackParam trackParam; | |
749 | trackParam.SetNonBendingCoor(x); | |
750 | trackParam.SetBendingCoor(y); | |
751 | trackParam.SetZ(z); | |
752 | trackParam.SetBendingSlope(bendingSlope); | |
753 | trackParam.SetNonBendingSlope(nonBendingSlope); | |
754 | trackParam.SetInverseBendingMomentum(inverseBendingMomentum); | |
755 | ||
756 | // add track parameters at current hit to the track | |
103e6575 | 757 | newTrack.AddTrackParamAtCluster(trackParam, *hit, kTRUE); |
b8dc484b | 758 | |
759 | iHit1++; | |
96ebe67e | 760 | } |
48217459 | 761 | |
2e2d0c44 | 762 | newTrack.SetUniqueID(track->GetUniqueID()); |
96ebe67e | 763 | newTrack.SetTrackParamAtVertex(track->GetTrackParamAtVertex()); |
764 | fTrackRefStore->Add(newTrack); | |
b8dc484b | 765 | |
96ebe67e | 766 | } |
b8dc484b | 767 | |
103e6575 | 768 | delete hit; |
b8dc484b | 769 | } |
770 | ||
771 | //_____________________________________________________________________________ | |
e0146591 | 772 | void AliMUONRecoCheck::MakeReconstructibleTracks(UInt_t requestedStationMask, Bool_t request2ChInSameSt45, |
773 | Bool_t hitInFrontOfPad) | |
b8dc484b | 774 | { |
61fed964 | 775 | /// Isolate the reconstructible tracks |
103e6575 | 776 | if (!(fRecoTrackRefStore = AliMUONESDInterface::NewTrackStore())) return; |
48217459 | 777 | |
e0146591 | 778 | // need geometry transformer and segmentation to check if trackrefs are located in front of pad(s) |
779 | if (hitInFrontOfPad) { | |
780 | if (!InitGeometryTransformer()) return; | |
781 | if (!AliMpSegmentation::Instance(kFALSE) && !AliMUONCDB::LoadMapping(kTRUE)) return; | |
782 | } | |
783 | ||
96ebe67e | 784 | // create iterator on trackRef |
785 | TIter next(fTrackRefStore->CreateIterator()); | |
b8dc484b | 786 | |
f202486b | 787 | // loop over trackRef and add reconstructible tracks to fRecoTrackRefStore |
48217459 | 788 | AliMUONTrack* track; |
96ebe67e | 789 | while ( ( track = static_cast<AliMUONTrack*>(next()) ) ) { |
e0146591 | 790 | |
791 | // check if the track is valid as it is | |
792 | if (track->IsValid(requestedStationMask, request2ChInSameSt45)) { | |
793 | ||
794 | if (hitInFrontOfPad) { | |
795 | ||
796 | AliMUONTrack trackTmp(*track); | |
797 | ||
798 | // loop over clusters and remove those which are not in front of pad(s) | |
799 | AliMUONTrackParam *param = static_cast<AliMUONTrackParam*>(trackTmp.GetTrackParamAtCluster()->First()); | |
800 | while (param) { | |
801 | AliMUONTrackParam *nextParam = static_cast<AliMUONTrackParam*>(trackTmp.GetTrackParamAtCluster()->After(param)); | |
802 | if (!IsHitInFrontOfPad(param)) trackTmp.RemoveTrackParamAtCluster(param); | |
803 | param = nextParam; | |
804 | } | |
805 | ||
806 | // add the track if it is still valid | |
807 | if (trackTmp.IsValid(requestedStationMask, request2ChInSameSt45)) fRecoTrackRefStore->Add(trackTmp); | |
808 | ||
809 | } else { | |
810 | ||
811 | // add the track | |
812 | fRecoTrackRefStore->Add(*track); | |
813 | ||
814 | } | |
815 | ||
816 | } | |
817 | ||
f202486b | 818 | } |
819 | ||
820 | } | |
821 | ||
822 | //_____________________________________________________________________________ | |
823 | AliMUONTrack* AliMUONRecoCheck::FindCompatibleTrack(AliMUONTrack &track, AliMUONVTrackStore &trackStore, | |
824 | Int_t &nMatchClusters, Bool_t useLabel, Double_t sigmaCut) | |
825 | { | |
826 | /// Return the track from the store matched with the given track (or 0x0) and the number of matched clusters. | |
827 | /// Matching is done by using the MC label of by comparing cluster/TrackRef positions according to the flag "useLabel". | |
828 | /// WARNING: Who match who matters since the matching algorithm uses the *fraction* of matched clusters of the given track | |
829 | ||
830 | AliMUONTrack *matchedTrack = 0x0; | |
831 | nMatchClusters = 0; | |
832 | ||
833 | if (useLabel) { // by using the MC label | |
96ebe67e | 834 | |
f202486b | 835 | // get the corresponding simulated track if any |
836 | Int_t label = track.GetMCLabel(); | |
837 | matchedTrack = (AliMUONTrack*) trackStore.FindObject(label); | |
48217459 | 838 | |
f202486b | 839 | // get the fraction of matched clusters |
840 | if (matchedTrack) { | |
841 | Int_t nClusters = track.GetNClusters(); | |
842 | for (Int_t iCl = 0; iCl < nClusters; iCl++) | |
843 | if (((AliMUONTrackParam*) track.GetTrackParamAtCluster()->UncheckedAt(iCl))->GetClusterPtr()->GetMCLabel() == label) | |
844 | nMatchClusters++; | |
845 | } | |
96ebe67e | 846 | |
f202486b | 847 | } else { // by comparing cluster/TrackRef positions |
48217459 | 848 | |
f202486b | 849 | // look for the corresponding simulated track if any |
850 | TIter next(trackStore.CreateIterator()); | |
851 | AliMUONTrack* track2; | |
852 | while ( ( track2 = static_cast<AliMUONTrack*>(next()) ) ) { | |
853 | ||
854 | // check compatibility | |
855 | Int_t n = 0; | |
856 | if (track.Match(*track2, sigmaCut, n)) { | |
857 | matchedTrack = track2; | |
858 | nMatchClusters = n; | |
859 | break; | |
860 | } | |
861 | ||
862 | } | |
48217459 | 863 | |
b8dc484b | 864 | } |
f202486b | 865 | |
866 | return matchedTrack; | |
867 | ||
b8dc484b | 868 | } |
869 | ||
9f164762 | 870 | |
871 | //_____________________________________________________________________________ | |
57e2ad1a | 872 | AliMUONTriggerTrack* AliMUONRecoCheck::FindCompatibleTrack(AliMUONTriggerTrack &track, const AliMUONVTriggerTrackStore &triggerTrackStore, |
9f164762 | 873 | Double_t sigmaCut) |
874 | { | |
875 | /// Return the trigger track from the store matched with the given track (or 0x0). | |
876 | /// Matching is done by comparing cluster/TrackRef positions. | |
877 | ||
878 | AliMUONTriggerTrack *matchedTrack = 0x0; | |
879 | ||
880 | // look for the corresponding simulated track if any | |
881 | TIter next(triggerTrackStore.CreateIterator()); | |
882 | AliMUONTriggerTrack* track2; | |
883 | while ( ( track2 = static_cast<AliMUONTriggerTrack*>(next()) ) ) { | |
9f164762 | 884 | // check compatibility |
885 | if (track.Match(*track2, sigmaCut)) { | |
886 | matchedTrack = track2; | |
887 | break; | |
888 | } | |
889 | } | |
890 | ||
891 | return matchedTrack; | |
892 | ||
893 | } | |
894 | ||
b7474abb | 895 | |
896 | //____________________________________________________________________________ | |
897 | Bool_t AliMUONRecoCheck::InitTriggerResponse() | |
898 | { | |
899 | /// Initialize trigger electronics | |
900 | /// for building of triggerable tracks from MC | |
901 | ||
902 | if ( fTriggerElectronics ) return kTRUE; | |
903 | ||
904 | if ( ! InitGeometryTransformer() ) return kFALSE; | |
905 | ||
392097f3 | 906 | if ( ! AliMpDDLStore::Instance(false) && ! AliMpCDB::LoadDDLStore()) return kFALSE; |
e0146591 | 907 | |
b7474abb | 908 | if ( ! InitCalibrationData() ) return kFALSE; |
909 | ||
910 | fTriggerElectronics = new AliMUONTriggerElectronics(fCalibrationData); | |
911 | ||
912 | return kTRUE; | |
913 | } | |
914 | ||
915 | ||
916 | //____________________________________________________________________________ | |
917 | Bool_t AliMUONRecoCheck::InitCalibrationData() | |
918 | { | |
919 | /// Initialize calibration data | |
920 | if ( ! fCalibrationData ) { | |
921 | if ( !AliMUONCDB::CheckOCDB() ) return kFALSE; | |
922 | fCalibrationData = new AliMUONCalibrationData(AliCDBManager::Instance()->GetRun()); | |
923 | } | |
924 | return kTRUE; | |
925 | } | |
926 | ||
927 | ||
928 | //____________________________________________________________________________ | |
929 | Bool_t AliMUONRecoCheck::InitGeometryTransformer() | |
930 | { | |
e0146591 | 931 | /// Return geometry transformer |
b7474abb | 932 | /// (create it if necessary) |
933 | if ( ! fGeometryTransformer ) { | |
934 | ||
935 | if ( !AliMUONCDB::CheckOCDB() ) return kFALSE; | |
936 | ||
e0146591 | 937 | if (!AliGeomManager::GetGeometry()) { |
b7474abb | 938 | AliGeomManager::LoadGeometry(); |
e0146591 | 939 | if (!AliGeomManager::GetGeometry()) return kFALSE; |
940 | if (!AliGeomManager::ApplyAlignObjsFromCDB("MUON")) return kFALSE; | |
941 | } | |
b7474abb | 942 | |
943 | fGeometryTransformer = new AliMUONGeometryTransformer(); | |
944 | fGeometryTransformer->LoadGeometryData(); | |
945 | } | |
946 | ||
947 | return kTRUE; | |
948 | } | |
949 | ||
e0146591 | 950 | //________________________________________________________________________ |
951 | Bool_t AliMUONRecoCheck::IsHitInFrontOfPad(AliMUONTrackParam *param) const | |
952 | { | |
953 | /// Return kTRUE if the hit is located in front of at least 1 pad | |
954 | ||
955 | Int_t deId = param->GetClusterPtr()->GetDetElemId(); | |
956 | ||
957 | Double_t xL, yL, zL; | |
958 | fGeometryTransformer->Global2Local(deId, param->GetNonBendingCoor(), param->GetBendingCoor(), param->GetZ(), xL, yL, zL); | |
959 | ||
960 | const AliMpVSegmentation* seg1 = AliMpSegmentation::Instance()->GetMpSegmentation(deId, AliMp::kCath0); | |
961 | const AliMpVSegmentation* seg2 = AliMpSegmentation::Instance()->GetMpSegmentation(deId, AliMp::kCath1); | |
962 | if (!seg1 || !seg2) return kFALSE; | |
963 | ||
964 | AliMpPad pad1 = seg1->PadByPosition(xL, yL, kFALSE); | |
965 | AliMpPad pad2 = seg2->PadByPosition(xL, yL, kFALSE); | |
966 | ||
967 | return (pad1.IsValid() || pad2.IsValid()); | |
968 | } | |
969 |