]>
Commit | Line | Data |
---|---|---|
d08b5461 | 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 "AliMUONSimpleClusterServer.h" | |
19 | ||
9bf6860b | 20 | #include "AliCodeTimer.h" |
21 | #include "AliLog.h" | |
d08b5461 | 22 | #include "AliMUONCluster.h" |
9bf6860b | 23 | #include "AliMUONConstants.h" |
d08b5461 | 24 | #include "AliMUONGeometryTransformer.h" |
25 | #include "AliMUONPad.h" | |
9bf6860b | 26 | #include "AliMUONTriggerTrackToTrackerClusters.h" |
d08b5461 | 27 | #include "AliMUONVCluster.h" |
28 | #include "AliMUONVClusterFinder.h" | |
29 | #include "AliMUONVClusterStore.h" | |
30 | #include "AliMUONVDigitStore.h" | |
35be7ed7 | 31 | #include "AliMUONRecoParam.h" |
d08b5461 | 32 | #include "AliMpArea.h" |
33 | #include "AliMpDEIterator.h" | |
34 | #include "AliMpDEManager.h" | |
35 | #include "AliMpExMap.h" | |
9bf6860b | 36 | #include "AliMpPad.h" |
d08b5461 | 37 | #include "AliMpSegmentation.h" |
38 | #include "AliMpVSegmentation.h" | |
d08b5461 | 39 | #include <Riostream.h> |
40 | #include <TClonesArray.h> | |
41 | #include <TString.h> | |
9bf6860b | 42 | #include <float.h> |
7deb8eb0 | 43 | |
d08b5461 | 44 | /// \class AliMUONSimpleClusterServer |
45 | /// | |
46 | /// Implementation of AliMUONVClusterServer interface | |
47 | /// | |
48 | /// | |
49 | /// \author Laurent Aphecetche, Subatech | |
50 | ||
51 | /// \cond CLASSIMP | |
52 | ClassImp(AliMUONSimpleClusterServer) | |
53 | /// \endcond | |
54 | ||
55 | namespace | |
56 | { | |
57 | TString AsString(const AliMpArea& area) | |
58 | { | |
59 | return Form("(X,Y)=(%7.3f,%7.3f) (DX,DY)=(%7.3f,%7.3f)", | |
6e97fbb8 | 60 | area.GetPositionX(), |
61 | area.GetPositionY(), | |
62 | area.GetDimensionX(), /// TBCL was Y !!! | |
63 | area.GetDimensionY()); | |
d08b5461 | 64 | } |
65 | } | |
66 | ||
67 | //_____________________________________________________________________________ | |
9bf6860b | 68 | AliMUONSimpleClusterServer::AliMUONSimpleClusterServer(AliMUONVClusterFinder* clusterFinder, |
d08b5461 | 69 | const AliMUONGeometryTransformer& transformer) |
2e2d0c44 | 70 | : AliMUONVClusterServer(), |
71 | fDigitStore(0x0), | |
d08b5461 | 72 | fClusterFinder(clusterFinder), |
72dae9ff | 73 | fkTransformer(transformer), |
d08b5461 | 74 | fPads(), |
9bf6860b | 75 | fTriggerTrackStore(0x0), |
76 | fBypass(0x0) | |
d08b5461 | 77 | { |
78 | /// Ctor | |
9bf6860b | 79 | /// Note that we take ownership of the clusterFinder |
d08b5461 | 80 | |
630711ed | 81 | fPads[0] = new AliMpExMap; |
82 | fPads[1] = new AliMpExMap; | |
7deb8eb0 | 83 | |
d08b5461 | 84 | } |
85 | ||
86 | //_____________________________________________________________________________ | |
87 | AliMUONSimpleClusterServer::~AliMUONSimpleClusterServer() | |
88 | { | |
89 | /// Dtor | |
9bf6860b | 90 | delete fClusterFinder; |
d08b5461 | 91 | delete fPads[0]; |
92 | delete fPads[1]; | |
9bf6860b | 93 | delete fBypass; |
d08b5461 | 94 | } |
95 | ||
96 | //_____________________________________________________________________________ | |
97 | Int_t | |
98 | AliMUONSimpleClusterServer::Clusterize(Int_t chamberId, | |
99 | AliMUONVClusterStore& clusterStore, | |
35be7ed7 | 100 | const AliMpArea& area, |
101 | const AliMUONRecoParam* recoParam) | |
d08b5461 | 102 | { |
103 | /// Area is in absolute coordinate. If not valid, means clusterize all | |
104 | /// the chamber. | |
105 | /// | |
106 | /// We first find out the list of DE that have a non-zero overlap with area, | |
107 | /// and then use the clusterfinder to find clusters in those areas (and DE). | |
108 | ||
99c136e1 | 109 | AliCodeTimerAuto(Form("Chamber %d",chamberId),0); |
9bf6860b | 110 | |
111 | if ( fTriggerTrackStore && chamberId >= 6 ) | |
112 | { | |
113 | return fBypass->GenerateClusters(chamberId,clusterStore); | |
114 | } | |
115 | ||
35be7ed7 | 116 | if (!recoParam) { |
117 | AliError("Reconstruction parameters are missing: unable to clusterize"); | |
118 | return 0; | |
119 | } | |
120 | ||
d08b5461 | 121 | AliMpDEIterator it; |
122 | ||
123 | it.First(chamberId); | |
124 | ||
125 | Int_t nofAddedClusters(0); | |
126 | Int_t fNCluster = clusterStore.GetSize(); | |
127 | ||
128 | AliDebug(1,Form("chamberId = %2d NofClusters before = %d searchArea=%s", | |
129 | chamberId,fNCluster,AsString(area).Data())); | |
130 | ||
131 | while ( !it.IsDone() ) | |
132 | { | |
133 | Int_t detElemId = it.CurrentDEId(); | |
134 | ||
135 | TClonesArray* pads[2] = | |
136 | { | |
137 | static_cast<TClonesArray*>(fPads[0]->GetValue(detElemId)), | |
138 | static_cast<TClonesArray*>(fPads[1]->GetValue(detElemId)) | |
139 | }; | |
140 | ||
141 | if ( ( pads[0] && pads[0]->GetLast()>=0 ) || | |
142 | ( pads[1] && pads[1]->GetLast()>=0 ) ) | |
143 | { | |
144 | AliMpArea deArea; // area in DE-local-coordinates | |
145 | Bool_t ok(kTRUE); | |
146 | ||
147 | if ( area.IsValid() ) | |
148 | { | |
149 | ok = Overlap(detElemId,area,deArea); | |
150 | } | |
151 | ||
152 | if ( ok ) | |
153 | { | |
2e2d0c44 | 154 | const AliMpVSegmentation* seg[2] = |
d08b5461 | 155 | { AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::kCath0), |
156 | AliMpSegmentation::Instance()->GetMpSegmentation(detElemId,AliMp::kCath1) | |
157 | }; | |
110edb51 | 158 | |
159 | fClusterFinder->SetChargeHints(recoParam->LowestPadCharge(), | |
160 | recoParam->LowestClusterCharge()); | |
161 | ||
2e2d0c44 | 162 | if ( fClusterFinder->NeedSegmentation() ) |
163 | { | |
9bf6860b | 164 | fClusterFinder->Prepare(detElemId,pads,deArea,seg); |
d08b5461 | 165 | } |
166 | else | |
167 | { | |
9bf6860b | 168 | fClusterFinder->Prepare(detElemId,pads,deArea); |
d08b5461 | 169 | } |
170 | ||
171 | AliDebug(1,Form("Clusterizing DE %04d with %3d pads (cath0) and %3d pads (cath1)", | |
172 | detElemId, | |
173 | (pads[0] ? pads[0]->GetLast()+1 : 0), | |
174 | (pads[1] ? pads[1]->GetLast()+1 : 0))); | |
175 | ||
176 | AliMUONCluster* cluster; | |
177 | ||
9bf6860b | 178 | while ( ( cluster = fClusterFinder->NextCluster() ) ) |
d08b5461 | 179 | { |
180 | // add new cluster to the store with information to build its ID | |
181 | // increment the number of clusters into the store | |
35be7ed7 | 182 | AliMUONVCluster* rawCluster = clusterStore.Add(chamberId, detElemId, fNCluster++); |
d08b5461 | 183 | |
184 | ++nofAddedClusters; | |
185 | ||
186 | // fill array of Id of digits attached to this cluster | |
187 | Int_t nPad = cluster->Multiplicity(); | |
188 | if (nPad < 1) AliWarning("no pad attached to the cluster"); | |
189 | ||
190 | for (Int_t iPad=0; iPad<nPad; iPad++) | |
191 | { | |
192 | AliMUONPad *pad = cluster->Pad(iPad); | |
89b4e052 | 193 | |
194 | // skip virtual pads | |
195 | if (!pad->IsReal()) continue; | |
196 | ||
197 | rawCluster->AddDigitId(pad->GetUniqueID()); | |
d08b5461 | 198 | } |
199 | ||
200 | // fill charge and other cluster informations | |
201 | rawCluster->SetCharge(cluster->Charge()); | |
89b4e052 | 202 | rawCluster->SetChi2(cluster->Chi2()); |
d08b5461 | 203 | |
204 | Double_t xg, yg, zg; | |
72dae9ff | 205 | fkTransformer.Local2Global(detElemId, |
d08b5461 | 206 | cluster->Position().X(), cluster->Position().Y(), |
207 | 0, xg, yg, zg); | |
208 | rawCluster->SetXYZ(xg, yg, zg); | |
35be7ed7 | 209 | rawCluster->SetErrXY(recoParam->GetDefaultNonBendingReso(chamberId),recoParam->GetDefaultBendingReso(chamberId)); |
d08b5461 | 210 | |
91b67b6f | 211 | // Set MC label |
212 | if (fDigitStore && fDigitStore->HasMCInformation()) | |
213 | { | |
214 | rawCluster->SetMCLabel(FindMCLabel(*cluster, detElemId, seg)); | |
215 | } | |
216 | ||
2e2d0c44 | 217 | AliDebug(1,Form("Adding RawCluster detElemId %4d mult %2d charge %e (xl,yl,zl)=(%e,%e,%e) (xg,yg,zg)=(%e,%e,%e) label %d", |
89b4e052 | 218 | detElemId,rawCluster->GetNDigits(),rawCluster->GetCharge(), |
d08b5461 | 219 | cluster->Position().X(),cluster->Position().Y(),0.0, |
2e2d0c44 | 220 | xg,yg,zg,rawCluster->GetMCLabel())); |
d08b5461 | 221 | } |
222 | } | |
223 | } | |
224 | it.Next(); | |
225 | } | |
226 | ||
227 | AliDebug(1,Form("chamberId = %2d NofClusters after = %d",chamberId,fNCluster)); | |
91b67b6f | 228 | |
d08b5461 | 229 | return nofAddedClusters; |
230 | } | |
231 | ||
9bf6860b | 232 | |
d08b5461 | 233 | //_____________________________________________________________________________ |
234 | void | |
235 | AliMUONSimpleClusterServer::Global2Local(Int_t detElemId, const AliMpArea& globalArea, | |
236 | AliMpArea& localArea) const | |
237 | { | |
238 | /// Convert a global area in local area for a given DE | |
239 | ||
240 | Double_t xl,yl,zl; | |
241 | ||
242 | Double_t zg = AliMUONConstants::DefaultChamberZ(AliMpDEManager::GetChamberId(detElemId)); | |
243 | ||
72dae9ff | 244 | fkTransformer.Global2Local(detElemId, |
6e97fbb8 | 245 | globalArea.GetPositionX(),globalArea.GetPositionY(),zg, |
d08b5461 | 246 | xl,yl,zl); |
247 | ||
6e97fbb8 | 248 | localArea = AliMpArea(xl,yl, globalArea.GetDimensionX(), globalArea.GetDimensionY()); |
d08b5461 | 249 | } |
250 | ||
251 | //_____________________________________________________________________________ | |
252 | Bool_t | |
253 | AliMUONSimpleClusterServer::Overlap(Int_t detElemId, | |
254 | const AliMpArea& area, | |
255 | AliMpArea& deArea) const | |
256 | { | |
257 | /// Check whether (global) area overlaps with the given DE. | |
258 | /// If it is, set deArea to the overlap region and convert it | |
259 | /// in the local coordinate system of that DE. | |
260 | ||
261 | Bool_t overlap(kFALSE); | |
262 | ||
72dae9ff | 263 | AliMpArea* globalDEArea = fkTransformer.GetDEArea(detElemId); |
9bf6860b | 264 | |
265 | if (!globalDEArea) return kFALSE; | |
d08b5461 | 266 | |
267 | AliMpArea overlapArea; | |
268 | ||
269 | if ( area.Overlap(*globalDEArea) ) | |
270 | { | |
271 | overlapArea = area.Intersect(*globalDEArea); | |
272 | Global2Local(detElemId,overlapArea,deArea); | |
273 | overlap = kTRUE; | |
274 | } | |
275 | else | |
276 | { | |
277 | deArea = AliMpArea(); | |
278 | } | |
279 | ||
280 | AliDebug(1,Form("DE %04d area %s globalDEArea %s overlapArea %s deArea %s overlap=%d", | |
281 | detElemId, | |
282 | AsString(area).Data(), | |
283 | AsString(*globalDEArea).Data(), | |
284 | AsString(overlapArea).Data(), | |
285 | AsString(deArea).Data(), | |
286 | overlap)); | |
287 | ||
288 | return overlap; | |
289 | } | |
290 | ||
291 | //_____________________________________________________________________________ | |
292 | TClonesArray* | |
293 | AliMUONSimpleClusterServer::PadArray(Int_t detElemId, Int_t cathode) const | |
294 | { | |
295 | /// Return array for given cathode of given DE | |
296 | ||
297 | return static_cast<TClonesArray*>(fPads[cathode]->GetValue(detElemId)); | |
298 | } | |
299 | ||
9bf6860b | 300 | //_____________________________________________________________________________ |
301 | Bool_t | |
302 | AliMUONSimpleClusterServer::UseTriggerTrackStore(AliMUONVTriggerTrackStore* trackStore) | |
303 | { | |
304 | /// Tells us to use trigger track store, and thus to bypass St45 clusters | |
305 | fTriggerTrackStore = trackStore; // not owner | |
306 | delete fBypass; | |
72dae9ff | 307 | fBypass = new AliMUONTriggerTrackToTrackerClusters(fkTransformer,fTriggerTrackStore); |
9bf6860b | 308 | return kTRUE; |
309 | } | |
310 | ||
d08b5461 | 311 | //_____________________________________________________________________________ |
312 | void | |
2e2d0c44 | 313 | AliMUONSimpleClusterServer::UseDigits(TIter& next, AliMUONVDigitStore* digitStore) |
d08b5461 | 314 | { |
315 | /// Convert digitStore into two arrays of AliMUONPads | |
2e2d0c44 | 316 | |
317 | fDigitStore = digitStore; | |
318 | ||
7deb8eb0 | 319 | fPads[0]->Clear(); |
320 | fPads[1]->Clear(); | |
d08b5461 | 321 | |
d08b5461 | 322 | AliMUONVDigit* d; |
d08b5461 | 323 | while ( ( d = static_cast<AliMUONVDigit*>(next()) ) ) |
324 | { | |
325 | if ( ! d->Charge() > 0 ) continue; // skip void digits. | |
326 | Int_t ix = d->PadX(); | |
327 | Int_t iy = d->PadY(); | |
328 | Int_t cathode = d->Cathode(); | |
329 | Int_t detElemId = d->DetElemId(); | |
330 | const AliMpVSegmentation* seg = AliMpSegmentation::Instance()-> | |
331 | GetMpSegmentation(detElemId,AliMp::GetCathodType(cathode)); | |
168e9c4d | 332 | AliMpPad pad = seg->PadByIndices(ix,iy); |
d08b5461 | 333 | |
334 | TClonesArray* padArray = PadArray(detElemId,cathode); | |
335 | if (!padArray) | |
336 | { | |
337 | padArray = new TClonesArray("AliMUONPad",100); | |
338 | fPads[cathode]->Add(detElemId,padArray); | |
339 | } | |
340 | ||
341 | AliMUONPad mpad(detElemId,cathode, | |
6e97fbb8 | 342 | ix,iy,pad.GetPositionX(),pad.GetPositionY(), |
343 | pad.GetDimensionX(),pad.GetDimensionY(), | |
d08b5461 | 344 | d->Charge()); |
345 | if ( d->IsSaturated() ) mpad.SetSaturated(kTRUE); | |
346 | mpad.SetUniqueID(d->GetUniqueID()); | |
347 | new ((*padArray)[padArray->GetLast()+1]) AliMUONPad(mpad); | |
348 | } | |
349 | } | |
350 | ||
2e2d0c44 | 351 | //_____________________________________________________________________________ |
352 | Int_t | |
353 | AliMUONSimpleClusterServer::FindMCLabel(const AliMUONCluster& cluster, Int_t detElemId, const AliMpVSegmentation* seg[2]) const | |
354 | { | |
355 | /// Find the label of the most contributing MC track (-1 in case of failure) | |
356 | /// The data member fDigitStore must be set | |
357 | ||
358 | // --- get the digit (if any) located at the cluster position on both cathods --- | |
359 | Int_t nTracks[2] = {0, 0}; | |
360 | AliMUONVDigit* digit[2] = {0x0, 0x0}; | |
361 | for (Int_t iCath = 0; iCath < 2; iCath++) { | |
6e97fbb8 | 362 | AliMpPad pad |
363 | = seg[AliMp::GetCathodType(iCath)]->PadByPosition(cluster.Position().X(), cluster.Position().Y(),kFALSE); | |
2e2d0c44 | 364 | if (pad.IsValid()) { |
168e9c4d | 365 | digit[iCath] = fDigitStore->FindObject(detElemId, pad.GetManuId(), pad.GetManuChannel(), iCath); |
2e2d0c44 | 366 | if (digit[iCath]) nTracks[iCath] = digit[iCath]->Ntracks(); |
367 | } | |
368 | } | |
369 | ||
370 | if (nTracks[0] + nTracks[1] == 0) return -1; | |
371 | ||
372 | // --- build the list of contributing tracks and of the associated charge --- | |
373 | Int_t* trackId = new Int_t[nTracks[0] + nTracks[1]]; | |
374 | Float_t* trackCharge = new Float_t[nTracks[0] + nTracks[1]]; | |
375 | Int_t nTracksTot = 0; | |
376 | ||
377 | // fill with contributing tracks on first cathod | |
378 | for (Int_t iTrack1 = 0; iTrack1 < nTracks[0]; iTrack1++) { | |
379 | trackId[iTrack1] = digit[0]->Track(iTrack1); | |
380 | trackCharge[iTrack1] = digit[0]->TrackCharge(iTrack1); | |
381 | } | |
382 | nTracksTot = nTracks[0]; | |
383 | ||
384 | // complement with contributing tracks on second cathod | |
385 | for (Int_t iTrack2 = 0; iTrack2 < nTracks[1]; iTrack2++) { | |
386 | Int_t trackId2 = digit[1]->Track(iTrack2); | |
387 | // check if track exist | |
388 | Bool_t trackExist = kFALSE; | |
389 | for (Int_t iTrack1 = 0; iTrack1 < nTracks[0]; iTrack1++) { | |
390 | if (trackId2 == trackId[iTrack1]) { | |
391 | // complement existing track | |
392 | trackCharge[iTrack1] += digit[1]->TrackCharge(iTrack2); | |
393 | trackExist = kTRUE; | |
394 | break; | |
395 | } | |
396 | } | |
397 | // add the new track | |
398 | if (!trackExist) { | |
399 | trackId[nTracksTot] = trackId2; | |
400 | trackCharge[nTracksTot] = digit[1]->TrackCharge(iTrack2); | |
401 | nTracksTot++; | |
402 | } | |
403 | } | |
404 | ||
405 | // --- Find the most contributing track --- | |
406 | Int_t mainTrackId = -1; | |
407 | Float_t maxCharge = 0.; | |
408 | for (Int_t iTrack = 0; iTrack < nTracksTot; iTrack++) { | |
409 | if (trackCharge[iTrack] > maxCharge) { | |
410 | mainTrackId = trackId[iTrack]; | |
411 | maxCharge = trackCharge[iTrack]; | |
412 | } | |
413 | } | |
414 | ||
415 | delete[] trackId; | |
416 | delete[] trackCharge; | |
417 | ||
418 | return mainTrackId; | |
419 | } | |
420 | ||
d08b5461 | 421 | //_____________________________________________________________________________ |
422 | void | |
423 | AliMUONSimpleClusterServer::Print(Option_t*) const | |
424 | { | |
425 | /// Printout for debug only | |
426 | ||
427 | AliMpDEIterator it; | |
428 | ||
429 | it.First(); | |
430 | ||
431 | while ( !it.IsDone() ) | |
432 | { | |
433 | Int_t detElemId = it.CurrentDEId(); | |
434 | ||
435 | // printout the number of pads / de, and number of used pads / de | |
436 | ||
437 | if ( ( PadArray(detElemId,0) && PadArray(detElemId,0)->GetLast() >= 0 ) || | |
438 | ( PadArray(detElemId,1) && PadArray(detElemId,1)->GetLast() >= 0 ) ) | |
439 | { | |
440 | cout << Form("---- DE %04d",detElemId) << endl; | |
441 | ||
442 | for ( Int_t cathode = 0; cathode < 2; ++cathode ) | |
443 | { | |
444 | cout << Form(" -- Cathode %1d",cathode) << endl; | |
445 | ||
446 | TClonesArray* padArray = PadArray(detElemId,cathode); | |
447 | ||
448 | if (!padArray) | |
449 | { | |
450 | cout << "no pad array" << endl; | |
451 | } | |
452 | else if ( padArray->GetLast() < 0 ) | |
453 | { | |
454 | cout << "no pads" << endl; | |
455 | } | |
456 | else | |
457 | { | |
458 | TIter next(padArray); | |
459 | AliMUONPad* pad; | |
460 | while ( ( pad = static_cast<AliMUONPad*>(next()) ) ) | |
461 | { | |
462 | pad->Print("full"); | |
463 | } | |
464 | } | |
465 | } | |
466 | } | |
467 | it.Next(); | |
468 | } | |
469 | } | |
470 | ||
471 |