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f7336fa3 | 1 | /************************************************************************** |
317b5644 | 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 | **************************************************************************/ | |
f7336fa3 | 15 | |
88cb7938 | 16 | /* $Id$ */ |
f7336fa3 | 17 | |
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
3fe61b77 | 20 | // TRD cluster finder // |
f7336fa3 | 21 | // // |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
3fe61b77 | 24 | #include <TF1.h> |
94de3818 | 25 | #include <TTree.h> |
3fe61b77 | 26 | #include <TH1.h> |
793ff80c | 27 | #include <TFile.h> |
66f6bfd9 | 28 | #include <TClonesArray.h> |
6d50f529 | 29 | #include <TObjArray.h> |
f7336fa3 | 30 | |
88cb7938 | 31 | #include "AliRunLoader.h" |
32 | #include "AliLoader.h" | |
3fe61b77 | 33 | #include "AliRawReader.h" |
6d50f529 | 34 | #include "AliLog.h" |
3fe61b77 | 35 | #include "AliAlignObj.h" |
88cb7938 | 36 | |
f7336fa3 | 37 | #include "AliTRDclusterizer.h" |
3e1a3ad8 | 38 | #include "AliTRDcluster.h" |
fc546d21 | 39 | #include "AliTRDReconstructor.h" |
793ff80c | 40 | #include "AliTRDgeometry.h" |
b65e5048 | 41 | #include "AliTRDarrayDictionary.h" |
42 | #include "AliTRDarrayADC.h" | |
3fe61b77 | 43 | #include "AliTRDdigitsManager.h" |
44 | #include "AliTRDrawData.h" | |
3551db50 | 45 | #include "AliTRDcalibDB.h" |
fc546d21 | 46 | #include "AliTRDrecoParam.h" |
b43a3e17 | 47 | #include "AliTRDCommonParam.h" |
3fe61b77 | 48 | #include "AliTRDtransform.h" |
49 | #include "AliTRDSignalIndex.h" | |
dfbb4bb9 | 50 | #include "AliTRDrawStreamBase.h" |
3fe61b77 | 51 | #include "AliTRDfeeParam.h" |
52 | ||
29f95561 | 53 | #include "TTreeStream.h" |
54 | ||
3fe61b77 | 55 | #include "Cal/AliTRDCalROC.h" |
56 | #include "Cal/AliTRDCalDet.h" | |
0e09df31 | 57 | #include "Cal/AliTRDCalSingleChamberStatus.h" |
f7336fa3 | 58 | |
59 | ClassImp(AliTRDclusterizer) | |
60 | ||
61 | //_____________________________________________________________________________ | |
486c2339 | 62 | AliTRDclusterizer::AliTRDclusterizer(const AliTRDReconstructor *const rec) |
6d50f529 | 63 | :TNamed() |
3a039a31 | 64 | ,fReconstructor(rec) |
6d50f529 | 65 | ,fRunLoader(NULL) |
66 | ,fClusterTree(NULL) | |
67 | ,fRecPoints(NULL) | |
9c7c9ec1 | 68 | ,fTrackletTree(NULL) |
3d0c7d6d | 69 | ,fDigitsManager(new AliTRDdigitsManager()) |
9c7c9ec1 | 70 | ,fTrackletContainer(NULL) |
3fe61b77 | 71 | ,fRawVersion(2) |
dfbb4bb9 | 72 | ,fTransform(new AliTRDtransform(0)) |
fc546d21 | 73 | ,fLUTbin(0) |
74 | ,fLUT(NULL) | |
1b3a719f | 75 | ,fDigits(NULL) |
064d808d | 76 | ,fIndexes(NULL) |
77 | ,fADCthresh(0) | |
78 | ,fMaxThresh(0) | |
79 | ,fSigThresh(0) | |
80 | ,fMinMaxCutSigma(0) | |
81 | ,fMinLeftRightCutSigma(0) | |
82 | ,fLayer(0) | |
83 | ,fDet(0) | |
84 | ,fVolid(0) | |
85 | ,fColMax(0) | |
86 | ,fTimeTotal(0) | |
87 | ,fCalGainFactorROC(NULL) | |
88 | ,fCalGainFactorDetValue(0) | |
89 | ,fCalNoiseROC(NULL) | |
90 | ,fCalNoiseDetValue(0) | |
1b3a719f | 91 | ,fCalPadStatusROC(NULL) |
064d808d | 92 | ,fClusterROC(0) |
93 | ,firstClusterROC(0) | |
3d0c7d6d | 94 | ,fNoOfClusters(0) |
f7336fa3 | 95 | { |
96 | // | |
97 | // AliTRDclusterizer default constructor | |
98 | // | |
99 | ||
3d0c7d6d | 100 | SetBit(kAddLabels, kTRUE); |
101 | ||
a7ac01d2 | 102 | AliTRDcalibDB *trd = 0x0; |
103 | if (!(trd = AliTRDcalibDB::Instance())) { | |
104 | AliFatal("Could not get calibration object"); | |
105 | } | |
106 | ||
3fe61b77 | 107 | fRawVersion = AliTRDfeeParam::Instance()->GetRAWversion(); |
108 | ||
3a039a31 | 109 | // Initialize debug stream |
110 | if(fReconstructor){ | |
111 | if(fReconstructor->GetStreamLevel(AliTRDReconstructor::kClusterizer) > 1){ | |
112 | TDirectory *savedir = gDirectory; | |
29f95561 | 113 | //fgGetDebugStream = new TTreeSRedirector("TRD.ClusterizerDebug.root"); |
3a039a31 | 114 | savedir->cd(); |
115 | } | |
116 | } | |
eb52b657 | 117 | |
f7336fa3 | 118 | } |
119 | ||
120 | //_____________________________________________________________________________ | |
486c2339 | 121 | AliTRDclusterizer::AliTRDclusterizer(const Text_t *name, const Text_t *title, const AliTRDReconstructor *const rec) |
6d50f529 | 122 | :TNamed(name,title) |
3a039a31 | 123 | ,fReconstructor(rec) |
6d50f529 | 124 | ,fRunLoader(NULL) |
125 | ,fClusterTree(NULL) | |
126 | ,fRecPoints(NULL) | |
9c7c9ec1 | 127 | ,fTrackletTree(NULL) |
3d0c7d6d | 128 | ,fDigitsManager(new AliTRDdigitsManager()) |
9c7c9ec1 | 129 | ,fTrackletContainer(NULL) |
3fe61b77 | 130 | ,fRawVersion(2) |
3fe61b77 | 131 | ,fTransform(new AliTRDtransform(0)) |
fc546d21 | 132 | ,fLUTbin(0) |
133 | ,fLUT(NULL) | |
1b3a719f | 134 | ,fDigits(NULL) |
064d808d | 135 | ,fIndexes(NULL) |
136 | ,fADCthresh(0) | |
137 | ,fMaxThresh(0) | |
138 | ,fSigThresh(0) | |
139 | ,fMinMaxCutSigma(0) | |
140 | ,fMinLeftRightCutSigma(0) | |
141 | ,fLayer(0) | |
142 | ,fDet(0) | |
143 | ,fVolid(0) | |
144 | ,fColMax(0) | |
145 | ,fTimeTotal(0) | |
146 | ,fCalGainFactorROC(NULL) | |
147 | ,fCalGainFactorDetValue(0) | |
148 | ,fCalNoiseROC(NULL) | |
149 | ,fCalNoiseDetValue(0) | |
1b3a719f | 150 | ,fCalPadStatusROC(NULL) |
064d808d | 151 | ,fClusterROC(0) |
152 | ,firstClusterROC(0) | |
3d0c7d6d | 153 | ,fNoOfClusters(0) |
f7336fa3 | 154 | { |
155 | // | |
6d50f529 | 156 | // AliTRDclusterizer constructor |
f7336fa3 | 157 | // |
158 | ||
3d0c7d6d | 159 | SetBit(kAddLabels, kTRUE); |
160 | ||
a7ac01d2 | 161 | AliTRDcalibDB *trd = 0x0; |
162 | if (!(trd = AliTRDcalibDB::Instance())) { | |
163 | AliFatal("Could not get calibration object"); | |
164 | } | |
165 | ||
3fe61b77 | 166 | fDigitsManager->CreateArrays(); |
167 | ||
168 | fRawVersion = AliTRDfeeParam::Instance()->GetRAWversion(); | |
169 | ||
fc546d21 | 170 | FillLUT(); |
023b669c | 171 | |
f7336fa3 | 172 | } |
173 | ||
8230f242 | 174 | //_____________________________________________________________________________ |
6d50f529 | 175 | AliTRDclusterizer::AliTRDclusterizer(const AliTRDclusterizer &c) |
176 | :TNamed(c) | |
3a039a31 | 177 | ,fReconstructor(c.fReconstructor) |
6d50f529 | 178 | ,fRunLoader(NULL) |
179 | ,fClusterTree(NULL) | |
180 | ,fRecPoints(NULL) | |
9c7c9ec1 | 181 | ,fTrackletTree(NULL) |
3fe61b77 | 182 | ,fDigitsManager(NULL) |
66f6bfd9 | 183 | ,fTrackletContainer(NULL) |
3fe61b77 | 184 | ,fRawVersion(2) |
3fe61b77 | 185 | ,fTransform(NULL) |
fc546d21 | 186 | ,fLUTbin(0) |
187 | ,fLUT(0) | |
1b3a719f | 188 | ,fDigits(NULL) |
064d808d | 189 | ,fIndexes(NULL) |
190 | ,fADCthresh(0) | |
191 | ,fMaxThresh(0) | |
192 | ,fSigThresh(0) | |
193 | ,fMinMaxCutSigma(0) | |
194 | ,fMinLeftRightCutSigma(0) | |
195 | ,fLayer(0) | |
196 | ,fDet(0) | |
197 | ,fVolid(0) | |
198 | ,fColMax(0) | |
199 | ,fTimeTotal(0) | |
200 | ,fCalGainFactorROC(NULL) | |
201 | ,fCalGainFactorDetValue(0) | |
202 | ,fCalNoiseROC(NULL) | |
203 | ,fCalNoiseDetValue(0) | |
1b3a719f | 204 | ,fCalPadStatusROC(NULL) |
064d808d | 205 | ,fClusterROC(0) |
206 | ,firstClusterROC(0) | |
3d0c7d6d | 207 | ,fNoOfClusters(0) |
8230f242 | 208 | { |
209 | // | |
210 | // AliTRDclusterizer copy constructor | |
211 | // | |
212 | ||
3d0c7d6d | 213 | SetBit(kAddLabels, kTRUE); |
214 | ||
fc546d21 | 215 | FillLUT(); |
216 | ||
8230f242 | 217 | } |
218 | ||
f7336fa3 | 219 | //_____________________________________________________________________________ |
220 | AliTRDclusterizer::~AliTRDclusterizer() | |
221 | { | |
8230f242 | 222 | // |
223 | // AliTRDclusterizer destructor | |
224 | // | |
f7336fa3 | 225 | |
48f8adf3 | 226 | if (fRecPoints/* && IsClustersOwner()*/){ |
66f6bfd9 | 227 | fRecPoints->Delete(); |
228 | delete fRecPoints; | |
229 | } | |
3fe61b77 | 230 | |
66f6bfd9 | 231 | if (fDigitsManager) { |
232 | delete fDigitsManager; | |
233 | fDigitsManager = NULL; | |
234 | } | |
9c7c9ec1 | 235 | |
66f6bfd9 | 236 | if (fTrackletContainer){ |
237 | delete fTrackletContainer; | |
238 | fTrackletContainer = NULL; | |
239 | } | |
3fe61b77 | 240 | |
66f6bfd9 | 241 | if (fTransform){ |
242 | delete fTransform; | |
243 | fTransform = NULL; | |
244 | } | |
fc546d21 | 245 | |
66f6bfd9 | 246 | if (fLUT) { |
247 | delete [] fLUT; | |
248 | fLUT = NULL; | |
249 | } | |
eb52b657 | 250 | |
f7336fa3 | 251 | } |
252 | ||
8230f242 | 253 | //_____________________________________________________________________________ |
dd9a6ee3 | 254 | AliTRDclusterizer &AliTRDclusterizer::operator=(const AliTRDclusterizer &c) |
255 | { | |
256 | // | |
257 | // Assignment operator | |
258 | // | |
259 | ||
3fe61b77 | 260 | if (this != &c) |
261 | { | |
262 | ((AliTRDclusterizer &) c).Copy(*this); | |
263 | } | |
053767a4 | 264 | |
dd9a6ee3 | 265 | return *this; |
266 | ||
267 | } | |
268 | ||
269 | //_____________________________________________________________________________ | |
e0d47c25 | 270 | void AliTRDclusterizer::Copy(TObject &c) const |
8230f242 | 271 | { |
272 | // | |
273 | // Copy function | |
274 | // | |
275 | ||
3fe61b77 | 276 | ((AliTRDclusterizer &) c).fClusterTree = NULL; |
277 | ((AliTRDclusterizer &) c).fRecPoints = NULL; | |
9c7c9ec1 | 278 | ((AliTRDclusterizer &) c).fTrackletTree = NULL; |
3fe61b77 | 279 | ((AliTRDclusterizer &) c).fDigitsManager = NULL; |
9c7c9ec1 | 280 | ((AliTRDclusterizer &) c).fTrackletContainer = NULL; |
3fe61b77 | 281 | ((AliTRDclusterizer &) c).fRawVersion = fRawVersion; |
3fe61b77 | 282 | ((AliTRDclusterizer &) c).fTransform = NULL; |
fc546d21 | 283 | ((AliTRDclusterizer &) c).fLUTbin = 0; |
284 | ((AliTRDclusterizer &) c).fLUT = NULL; | |
1b3a719f | 285 | ((AliTRDclusterizer &) c).fDigits = NULL; |
064d808d | 286 | ((AliTRDclusterizer &) c).fIndexes = NULL; |
287 | ((AliTRDclusterizer &) c).fADCthresh = 0; | |
288 | ((AliTRDclusterizer &) c).fMaxThresh = 0; | |
289 | ((AliTRDclusterizer &) c).fSigThresh = 0; | |
290 | ((AliTRDclusterizer &) c).fMinMaxCutSigma= 0; | |
291 | ((AliTRDclusterizer &) c).fMinLeftRightCutSigma = 0; | |
292 | ((AliTRDclusterizer &) c).fLayer = 0; | |
293 | ((AliTRDclusterizer &) c).fDet = 0; | |
294 | ((AliTRDclusterizer &) c).fVolid = 0; | |
295 | ((AliTRDclusterizer &) c).fColMax = 0; | |
296 | ((AliTRDclusterizer &) c).fTimeTotal = 0; | |
297 | ((AliTRDclusterizer &) c).fCalGainFactorROC = NULL; | |
298 | ((AliTRDclusterizer &) c).fCalGainFactorDetValue = 0; | |
299 | ((AliTRDclusterizer &) c).fCalNoiseROC = NULL; | |
300 | ((AliTRDclusterizer &) c).fCalNoiseDetValue = 0; | |
1b3a719f | 301 | ((AliTRDclusterizer &) c).fCalPadStatusROC = NULL; |
064d808d | 302 | ((AliTRDclusterizer &) c).fClusterROC = 0; |
303 | ((AliTRDclusterizer &) c).firstClusterROC= 0; | |
3d0c7d6d | 304 | ((AliTRDclusterizer &) c).fNoOfClusters = 0; |
8230f242 | 305 | } |
306 | ||
f7336fa3 | 307 | //_____________________________________________________________________________ |
3e1a3ad8 | 308 | Bool_t AliTRDclusterizer::Open(const Char_t *name, Int_t nEvent) |
f7336fa3 | 309 | { |
310 | // | |
3e1a3ad8 | 311 | // Opens the AliROOT file. Output and input are in the same file |
f7336fa3 | 312 | // |
6d50f529 | 313 | |
e191bb57 | 314 | TString evfoldname = AliConfig::GetDefaultEventFolderName(); |
6d50f529 | 315 | fRunLoader = AliRunLoader::GetRunLoader(evfoldname); |
316 | ||
317 | if (!fRunLoader) { | |
19dd5b2f | 318 | fRunLoader = AliRunLoader::Open(name); |
6d50f529 | 319 | } |
320 | ||
321 | if (!fRunLoader) { | |
322 | AliError(Form("Can not open session for file %s.",name)); | |
323 | return kFALSE; | |
324 | } | |
88cb7938 | 325 | |
326 | OpenInput(nEvent); | |
327 | OpenOutput(); | |
6d50f529 | 328 | |
3e1a3ad8 | 329 | return kTRUE; |
f7336fa3 | 330 | |
6d50f529 | 331 | } |
3e1a3ad8 | 332 | |
333 | //_____________________________________________________________________________ | |
88cb7938 | 334 | Bool_t AliTRDclusterizer::OpenOutput() |
3e1a3ad8 | 335 | { |
336 | // | |
337 | // Open the output file | |
338 | // | |
339 | ||
66f6bfd9 | 340 | if (!fReconstructor->IsWritingClusters()) return kTRUE; |
341 | ||
342 | TObjArray *ioArray = 0x0; | |
88cb7938 | 343 | |
344 | AliLoader* loader = fRunLoader->GetLoader("TRDLoader"); | |
345 | loader->MakeTree("R"); | |
6d50f529 | 346 | |
88cb7938 | 347 | fClusterTree = loader->TreeR(); |
66f6bfd9 | 348 | fClusterTree->Branch("TRDcluster", "TObjArray", &ioArray, 32000, 0); |
3e1a3ad8 | 349 | |
3e1a3ad8 | 350 | return kTRUE; |
351 | ||
352 | } | |
353 | ||
25ca55ce | 354 | //_____________________________________________________________________________ |
355 | Bool_t AliTRDclusterizer::OpenOutput(TTree *clusterTree) | |
356 | { | |
357 | // | |
358 | // Connect the output tree | |
359 | // | |
360 | ||
66f6bfd9 | 361 | // clusters writing |
362 | if (fReconstructor->IsWritingClusters()){ | |
363 | TObjArray *ioArray = 0x0; | |
364 | fClusterTree = clusterTree; | |
365 | fClusterTree->Branch("TRDcluster", "TObjArray", &ioArray, 32000, 0); | |
366 | } | |
9c7c9ec1 | 367 | |
368 | // tracklet writing | |
3a039a31 | 369 | if (fReconstructor->IsWritingTracklets()){ |
9c7c9ec1 | 370 | TString evfoldname = AliConfig::GetDefaultEventFolderName(); |
371 | fRunLoader = AliRunLoader::GetRunLoader(evfoldname); | |
372 | ||
373 | if (!fRunLoader) { | |
374 | fRunLoader = AliRunLoader::Open("galice.root"); | |
375 | } | |
376 | if (!fRunLoader) { | |
377 | AliError(Form("Can not open session for file galice.root.")); | |
378 | return kFALSE; | |
379 | } | |
380 | ||
381 | UInt_t **leaves = new UInt_t *[2]; | |
382 | AliDataLoader *dl = fRunLoader->GetLoader("TRDLoader")->GetDataLoader("tracklets"); | |
383 | if (!dl) { | |
384 | AliError("Could not get the tracklets data loader!"); | |
90cf7133 | 385 | dl = new AliDataLoader("TRD.Tracklets.root","tracklets", "tracklets"); |
9c7c9ec1 | 386 | fRunLoader->GetLoader("TRDLoader")->AddDataLoader(dl); |
387 | } | |
388 | else { | |
389 | fTrackletTree = dl->Tree(); | |
390 | if (!fTrackletTree) | |
391 | { | |
317b5644 | 392 | dl->MakeTree(); |
393 | fTrackletTree = dl->Tree(); | |
9c7c9ec1 | 394 | } |
395 | TBranch *trkbranch = fTrackletTree->GetBranch("trkbranch"); | |
396 | if (!trkbranch) | |
397 | fTrackletTree->Branch("trkbranch",leaves[0],"det/i:side/i:tracklets[256]/i"); | |
398 | } | |
399 | } | |
400 | ||
25ca55ce | 401 | return kTRUE; |
402 | ||
403 | } | |
404 | ||
3e1a3ad8 | 405 | //_____________________________________________________________________________ |
88cb7938 | 406 | Bool_t AliTRDclusterizer::OpenInput(Int_t nEvent) |
f7336fa3 | 407 | { |
408 | // | |
409 | // Opens a ROOT-file with TRD-hits and reads in the digits-tree | |
410 | // | |
411 | ||
f7336fa3 | 412 | // Import the Trees for the event nEvent in the file |
bdbb05bb | 413 | fRunLoader->GetEvent(nEvent); |
88cb7938 | 414 | |
f7336fa3 | 415 | return kTRUE; |
416 | ||
417 | } | |
418 | ||
419 | //_____________________________________________________________________________ | |
793ff80c | 420 | Bool_t AliTRDclusterizer::WriteClusters(Int_t det) |
f7336fa3 | 421 | { |
422 | // | |
3e1a3ad8 | 423 | // Fills TRDcluster branch in the tree with the clusters |
793ff80c | 424 | // found in detector = det. For det=-1 writes the tree. |
a3c76cdc | 425 | // |
793ff80c | 426 | |
6d50f529 | 427 | if ((det < -1) || |
428 | (det >= AliTRDgeometry::Ndet())) { | |
429 | AliError(Form("Unexpected detector index %d.\n",det)); | |
3e1a3ad8 | 430 | return kFALSE; |
793ff80c | 431 | } |
317b5644 | 432 | |
66f6bfd9 | 433 | TObjArray *ioArray = new TObjArray(400); |
3e1a3ad8 | 434 | TBranch *branch = fClusterTree->GetBranch("TRDcluster"); |
435 | if (!branch) { | |
3e1a3ad8 | 436 | branch = fClusterTree->Branch("TRDcluster","TObjArray",&ioArray,32000,0); |
66f6bfd9 | 437 | } else branch->SetAddress(&ioArray); |
66f6bfd9 | 438 | |
439 | Int_t nRecPoints = RecPoints()->GetEntriesFast(); | |
440 | if(det >= 0){ | |
3e1a3ad8 | 441 | for (Int_t i = 0; i < nRecPoints; i++) { |
bdbb05bb | 442 | AliTRDcluster *c = (AliTRDcluster *) RecPoints()->UncheckedAt(i); |
66f6bfd9 | 443 | if(det != c->GetDetector()) continue; |
444 | ioArray->AddLast(c); | |
793ff80c | 445 | } |
3e1a3ad8 | 446 | fClusterTree->Fill(); |
66f6bfd9 | 447 | } else { |
eb52b657 | 448 | |
66f6bfd9 | 449 | Int_t detOld = -1; |
450 | for (Int_t i = 0; i < nRecPoints; i++) { | |
451 | AliTRDcluster *c = (AliTRDcluster *) RecPoints()->UncheckedAt(i); | |
452 | if(c->GetDetector() != detOld){ | |
453 | fClusterTree->Fill(); | |
454 | ioArray->Clear(); | |
455 | detOld = c->GetDetector(); | |
456 | } | |
457 | ioArray->AddLast(c); | |
a6dd11e9 | 458 | } |
793ff80c | 459 | } |
66f6bfd9 | 460 | delete ioArray; |
6d50f529 | 461 | |
66f6bfd9 | 462 | return kTRUE; |
eb52b657 | 463 | |
f7336fa3 | 464 | } |
793ff80c | 465 | |
9c7c9ec1 | 466 | //_____________________________________________________________________________ |
467 | Bool_t AliTRDclusterizer::WriteTracklets(Int_t det) | |
468 | { | |
eb52b657 | 469 | // |
470 | // Write the raw data tracklets into seperate file | |
471 | // | |
9c7c9ec1 | 472 | |
473 | UInt_t **leaves = new UInt_t *[2]; | |
474 | for (Int_t i=0; i<2 ;i++){ | |
317b5644 | 475 | leaves[i] = new UInt_t[258]; |
476 | leaves[i][0] = det; // det | |
477 | leaves[i][1] = i; // side | |
478 | memcpy(leaves[i]+2, fTrackletContainer[i], sizeof(UInt_t) * 256); | |
9c7c9ec1 | 479 | } |
480 | ||
9c7c9ec1 | 481 | if (!fTrackletTree){ |
482 | AliDataLoader *dl = fRunLoader->GetLoader("TRDLoader")->GetDataLoader("tracklets"); | |
483 | dl->MakeTree(); | |
484 | fTrackletTree = dl->Tree(); | |
485 | } | |
486 | ||
487 | TBranch *trkbranch = fTrackletTree->GetBranch("trkbranch"); | |
488 | if (!trkbranch) { | |
489 | trkbranch = fTrackletTree->Branch("trkbranch",leaves[0],"det/i:side/i:tracklets[256]/i"); | |
490 | } | |
491 | ||
492 | for (Int_t i=0; i<2; i++){ | |
317b5644 | 493 | if (leaves[i][2]>0) { |
494 | trkbranch->SetAddress(leaves[i]); | |
495 | fTrackletTree->Fill(); | |
496 | } | |
9c7c9ec1 | 497 | } |
498 | ||
499 | AliDataLoader *dl = fRunLoader->GetLoader("TRDLoader")->GetDataLoader("tracklets"); | |
500 | dl->WriteData("OVERWRITE"); | |
501 | //dl->Unload(); | |
502 | delete [] leaves; | |
503 | ||
eb52b657 | 504 | return kTRUE; |
505 | ||
9c7c9ec1 | 506 | } |
507 | ||
3fe61b77 | 508 | //_____________________________________________________________________________ |
509 | Bool_t AliTRDclusterizer::ReadDigits() | |
510 | { | |
511 | // | |
512 | // Reads the digits arrays from the input aliroot file | |
513 | // | |
514 | ||
515 | if (!fRunLoader) { | |
516 | AliError("No run loader available"); | |
517 | return kFALSE; | |
518 | } | |
519 | ||
520 | AliLoader* loader = fRunLoader->GetLoader("TRDLoader"); | |
521 | if (!loader->TreeD()) { | |
522 | loader->LoadDigits(); | |
523 | } | |
524 | ||
525 | // Read in the digit arrays | |
526 | return (fDigitsManager->ReadDigits(loader->TreeD())); | |
527 | ||
528 | } | |
529 | ||
530 | //_____________________________________________________________________________ | |
531 | Bool_t AliTRDclusterizer::ReadDigits(TTree *digitsTree) | |
532 | { | |
533 | // | |
534 | // Reads the digits arrays from the input tree | |
535 | // | |
536 | ||
537 | // Read in the digit arrays | |
538 | return (fDigitsManager->ReadDigits(digitsTree)); | |
539 | ||
540 | } | |
541 | ||
542 | //_____________________________________________________________________________ | |
543 | Bool_t AliTRDclusterizer::ReadDigits(AliRawReader *rawReader) | |
544 | { | |
545 | // | |
546 | // Reads the digits arrays from the ddl file | |
547 | // | |
548 | ||
549 | AliTRDrawData raw; | |
550 | fDigitsManager = raw.Raw2Digits(rawReader); | |
551 | ||
552 | return kTRUE; | |
553 | ||
554 | } | |
555 | ||
556 | //_____________________________________________________________________________ | |
557 | Bool_t AliTRDclusterizer::MakeClusters() | |
558 | { | |
559 | // | |
560 | // Creates clusters from digits | |
561 | // | |
562 | ||
563 | // Propagate info from the digits manager | |
3d0c7d6d | 564 | if (TestBit(kAddLabels)){ |
565 | SetBit(kAddLabels, fDigitsManager->UsesDictionaries()); | |
66f6bfd9 | 566 | } |
567 | ||
3fe61b77 | 568 | Bool_t fReturn = kTRUE; |
66f6bfd9 | 569 | for (Int_t i = 0; i < AliTRDgeometry::kNdet; i++){ |
570 | ||
b65e5048 | 571 | AliTRDarrayADC *digitsIn = (AliTRDarrayADC*) fDigitsManager->GetDigits(i); //mod |
66f6bfd9 | 572 | // This is to take care of switched off super modules |
573 | if (!digitsIn->HasData()) continue; | |
574 | digitsIn->Expand(); | |
0d64b05f | 575 | digitsIn->DeleteNegatives(); // Restore digits array to >=0 values |
66f6bfd9 | 576 | AliTRDSignalIndex* indexes = fDigitsManager->GetIndexes(i); |
577 | if (indexes->IsAllocated() == kFALSE){ | |
578 | fDigitsManager->BuildIndexes(i); | |
579 | } | |
580 | ||
581 | Bool_t fR = kFALSE; | |
582 | if (indexes->HasEntry()){ | |
3d0c7d6d | 583 | if (TestBit(kAddLabels)){ |
66f6bfd9 | 584 | for (Int_t iDict = 0; iDict < AliTRDdigitsManager::kNDict; iDict++){ |
b65e5048 | 585 | AliTRDarrayDictionary *tracksIn = 0; //mod |
586 | tracksIn = (AliTRDarrayDictionary *) fDigitsManager->GetDictionary(i,iDict); //mod | |
66f6bfd9 | 587 | tracksIn->Expand(); |
3fe61b77 | 588 | } |
66f6bfd9 | 589 | } |
590 | fR = MakeClusters(i); | |
591 | fReturn = fR && fReturn; | |
3fe61b77 | 592 | } |
66f6bfd9 | 593 | |
594 | //if (fR == kFALSE){ | |
595 | // if(IsWritingClusters()) WriteClusters(i); | |
596 | // ResetRecPoints(); | |
597 | //} | |
598 | ||
599 | // No compress just remove | |
600 | fDigitsManager->RemoveDigits(i); | |
601 | fDigitsManager->RemoveDictionaries(i); | |
602 | fDigitsManager->ClearIndexes(i); | |
603 | } | |
604 | ||
605 | if(fReconstructor->IsWritingClusters()) WriteClusters(-1); | |
3fe61b77 | 606 | |
66f6bfd9 | 607 | AliInfo(Form("Number of found clusters : %d", RecPoints()->GetEntriesFast())); |
3fe61b77 | 608 | |
66f6bfd9 | 609 | return fReturn; |
eb52b657 | 610 | |
3fe61b77 | 611 | } |
612 | ||
613 | //_____________________________________________________________________________ | |
614 | Bool_t AliTRDclusterizer::Raw2Clusters(AliRawReader *rawReader) | |
615 | { | |
616 | // | |
617 | // Creates clusters from raw data | |
618 | // | |
619 | ||
fc546d21 | 620 | return Raw2ClustersChamber(rawReader); |
3fe61b77 | 621 | |
3fe61b77 | 622 | } |
623 | ||
624 | //_____________________________________________________________________________ | |
625 | Bool_t AliTRDclusterizer::Raw2ClustersChamber(AliRawReader *rawReader) | |
626 | { | |
627 | // | |
628 | // Creates clusters from raw data | |
629 | // | |
630 | ||
631 | // Create the digits manager | |
66f6bfd9 | 632 | if (!fDigitsManager){ |
3d0c7d6d | 633 | fDigitsManager = new AliTRDdigitsManager(kTRUE); |
66f6bfd9 | 634 | fDigitsManager->CreateArrays(); |
635 | } | |
3fe61b77 | 636 | |
3d0c7d6d | 637 | fDigitsManager->SetUseDictionaries(TestBit(kAddLabels)); |
3fe61b77 | 638 | |
317b5644 | 639 | // tracklet container for raw tracklet writing |
640 | if (!fTrackletContainer && fReconstructor->IsWritingTracklets()) { | |
641 | // maximum tracklets for one HC | |
642 | const Int_t kTrackletChmb=256; | |
643 | fTrackletContainer = new UInt_t *[2]; | |
644 | fTrackletContainer[0] = new UInt_t[kTrackletChmb]; | |
645 | fTrackletContainer[1] = new UInt_t[kTrackletChmb]; | |
646 | } | |
647 | ||
064d808d | 648 | AliTRDrawStreamBase *input = AliTRDrawStreamBase::GetRawStream(rawReader); |
3fe61b77 | 649 | |
064d808d | 650 | AliInfo(Form("Stream version: %s", input->IsA()->GetName())); |
3fe61b77 | 651 | |
652 | Int_t det = 0; | |
064d808d | 653 | while ((det = input->NextChamber(fDigitsManager,fTrackletContainer)) >= 0){ |
66f6bfd9 | 654 | Bool_t iclusterBranch = kFALSE; |
655 | if (fDigitsManager->GetIndexes(det)->HasEntry()){ | |
486c2339 | 656 | iclusterBranch = MakeClusters(det); |
3fe61b77 | 657 | } |
66f6bfd9 | 658 | |
486c2339 | 659 | fDigitsManager->ResetArrays(det); |
660 | ||
317b5644 | 661 | if (!fReconstructor->IsWritingTracklets()) continue; |
662 | if (*(fTrackletContainer[0]) > 0 || *(fTrackletContainer[1]) > 0) WriteTracklets(det); | |
9c7c9ec1 | 663 | } |
486c2339 | 664 | |
317b5644 | 665 | if (fReconstructor->IsWritingTracklets()){ |
666 | delete [] fTrackletContainer[0]; | |
667 | delete [] fTrackletContainer[1]; | |
668 | delete [] fTrackletContainer; | |
669 | fTrackletContainer = NULL; | |
670 | } | |
671 | ||
66f6bfd9 | 672 | if(fReconstructor->IsWritingClusters()) WriteClusters(-1); |
3fe61b77 | 673 | |
674 | delete fDigitsManager; | |
675 | fDigitsManager = NULL; | |
dfbb4bb9 | 676 | |
064d808d | 677 | delete input; |
678 | input = NULL; | |
3fe61b77 | 679 | |
3d0c7d6d | 680 | AliInfo(Form("Number of found clusters : %d", fNoOfClusters)); |
66f6bfd9 | 681 | return kTRUE; |
eb52b657 | 682 | |
3fe61b77 | 683 | } |
684 | ||
fa7427d0 | 685 | //_____________________________________________________________________________ |
686 | UChar_t AliTRDclusterizer::GetStatus(Short_t &signal) | |
687 | { | |
023b669c | 688 | // |
689 | // Check if a pad is masked | |
690 | // | |
691 | ||
317b5644 | 692 | UChar_t status = 0; |
693 | ||
694 | if(signal>0 && TESTBIT(signal, 10)){ | |
695 | CLRBIT(signal, 10); | |
696 | for(int ibit=0; ibit<4; ibit++){ | |
697 | if(TESTBIT(signal, 11+ibit)){ | |
698 | SETBIT(status, ibit); | |
699 | CLRBIT(signal, 11+ibit); | |
700 | } | |
701 | } | |
702 | } | |
703 | return status; | |
fa7427d0 | 704 | } |
705 | ||
6d9e79cc | 706 | //_____________________________________________________________________________ |
064d808d | 707 | void AliTRDclusterizer::SetPadStatus(const UChar_t status, UChar_t &out){ |
6d9e79cc | 708 | // |
709 | // Set the pad status into out | |
710 | // First three bits are needed for the position encoding | |
711 | // | |
064d808d | 712 | out |= status << 3; |
6d9e79cc | 713 | } |
714 | ||
715 | //_____________________________________________________________________________ | |
064d808d | 716 | UChar_t AliTRDclusterizer::GetPadStatus(UChar_t encoding) const { |
6d9e79cc | 717 | // |
718 | // return the staus encoding of the corrupted pad | |
719 | // | |
720 | return static_cast<UChar_t>(encoding >> 3); | |
721 | } | |
722 | ||
723 | //_____________________________________________________________________________ | |
064d808d | 724 | Int_t AliTRDclusterizer::GetCorruption(UChar_t encoding) const { |
6d9e79cc | 725 | // |
726 | // Return the position of the corruption | |
727 | // | |
728 | return encoding & 7; | |
729 | } | |
730 | ||
3fe61b77 | 731 | //_____________________________________________________________________________ |
732 | Bool_t AliTRDclusterizer::MakeClusters(Int_t det) | |
733 | { | |
734 | // | |
735 | // Generates the cluster. | |
736 | // | |
737 | ||
738 | // Get the digits | |
064d808d | 739 | // digits should be expanded beforehand! |
3fe61b77 | 740 | // digitsIn->Expand(); |
1b3a719f | 741 | fDigits = (AliTRDarrayADC *) fDigitsManager->GetDigits(det); //mod |
f5375dcb | 742 | |
3fe61b77 | 743 | // This is to take care of switched off super modules |
1b3a719f | 744 | if (!fDigits->HasData()) |
3fe61b77 | 745 | { |
746 | return kFALSE; | |
747 | } | |
748 | ||
064d808d | 749 | fIndexes = fDigitsManager->GetIndexes(det); |
750 | if (fIndexes->IsAllocated() == kFALSE) | |
3fe61b77 | 751 | { |
752 | AliError("Indexes do not exist!"); | |
753 | return kFALSE; | |
754 | } | |
064d808d | 755 | |
3fe61b77 | 756 | AliTRDcalibDB *calibration = AliTRDcalibDB::Instance(); |
757 | if (!calibration) | |
758 | { | |
759 | AliFatal("No AliTRDcalibDB instance available\n"); | |
760 | return kFALSE; | |
761 | } | |
762 | ||
064d808d | 763 | fADCthresh = 0; |
3fe61b77 | 764 | |
3a039a31 | 765 | if (!fReconstructor){ |
766 | AliError("Reconstructor not set\n"); | |
767 | return kFALSE; | |
768 | } | |
c5f589b9 | 769 | |
29f95561 | 770 | TTreeSRedirector *fDebugStream = fReconstructor->GetDebugStream(AliTRDReconstructor::kClusterizer); |
771 | ||
064d808d | 772 | fMaxThresh = fReconstructor->GetRecoParam()->GetClusMaxThresh(); |
773 | fSigThresh = fReconstructor->GetRecoParam()->GetClusSigThresh(); | |
774 | fMinMaxCutSigma = fReconstructor->GetRecoParam()->GetMinMaxCutSigma(); | |
775 | fMinLeftRightCutSigma = fReconstructor->GetRecoParam()->GetMinLeftRightCutSigma(); | |
3fe61b77 | 776 | |
064d808d | 777 | Int_t istack = fIndexes->GetStack(); |
778 | fLayer = fIndexes->GetLayer(); | |
779 | Int_t isector = fIndexes->GetSM(); | |
3fe61b77 | 780 | |
781 | // Start clustering in the chamber | |
782 | ||
064d808d | 783 | fDet = AliTRDgeometry::GetDetector(fLayer,istack,isector); |
784 | if (fDet != det) { | |
b65e5048 | 785 | AliError("Strange Detector number Missmatch!"); |
786 | return kFALSE; | |
787 | } | |
3fe61b77 | 788 | |
789 | // TRD space point transformation | |
790 | fTransform->SetDetector(det); | |
791 | ||
064d808d | 792 | Int_t iGeoLayer = AliGeomManager::kTRD1 + fLayer; |
053767a4 | 793 | Int_t iGeoModule = istack + AliTRDgeometry::Nstack() * isector; |
064d808d | 794 | fVolid = AliGeomManager::LayerToVolUID(iGeoLayer,iGeoModule); |
3fe61b77 | 795 | |
1b3a719f | 796 | fColMax = fDigits->GetNcol(); |
797 | //Int_t nRowMax = fDigits->GetNrow(); | |
798 | fTimeTotal = fDigits->GetNtime(); | |
3fe61b77 | 799 | |
800 | // Detector wise calibration object for the gain factors | |
064d808d | 801 | const AliTRDCalDet *calGainFactorDet = calibration->GetGainFactorDet(); |
3fe61b77 | 802 | // Calibration object with pad wise values for the gain factors |
064d808d | 803 | fCalGainFactorROC = calibration->GetGainFactorROC(fDet); |
3fe61b77 | 804 | // Calibration value for chamber wise gain factor |
064d808d | 805 | fCalGainFactorDetValue = calGainFactorDet->GetValue(fDet); |
0e09df31 | 806 | |
df83a620 | 807 | // Detector wise calibration object for the noise |
064d808d | 808 | const AliTRDCalDet *calNoiseDet = calibration->GetNoiseDet(); |
df83a620 | 809 | // Calibration object with pad wise values for the noise |
064d808d | 810 | fCalNoiseROC = calibration->GetNoiseROC(fDet); |
df83a620 | 811 | // Calibration value for chamber wise noise |
064d808d | 812 | fCalNoiseDetValue = calNoiseDet->GetValue(fDet); |
1b3a719f | 813 | |
814 | // Calibration object with the pad status | |
815 | fCalPadStatusROC = calibration->GetPadStatusROC(fDet); | |
064d808d | 816 | |
3d0c7d6d | 817 | SetBit(kIsLUT, fReconstructor->GetRecoParam()->IsLUT()); |
818 | SetBit(kIsHLT, fReconstructor->IsHLT()); | |
819 | ||
064d808d | 820 | firstClusterROC = -1; |
821 | fClusterROC = 0; | |
3fe61b77 | 822 | |
1b3a719f | 823 | if(fReconstructor->GetRecoParam()->IsTailCancelation()){ |
824 | // Apply the gain and the tail cancelation via digital filter | |
825 | TailCancelation(); | |
826 | } | |
023b669c | 827 | |
486c2339 | 828 | MaxStruct curr, last; |
064d808d | 829 | Int_t nMaximas = 0, nCorrupted = 0; |
f5375dcb | 830 | |
064d808d | 831 | // Here the clusterfining is happening |
832 | ||
833 | for(curr.Time = 0; curr.Time < fTimeTotal; curr.Time++) | |
834 | while(fIndexes->NextRCIndex(curr.Row, curr.Col)) | |
486c2339 | 835 | if(IsMaximum(curr, curr.padStatus, &curr.Signals[0])) |
064d808d | 836 | { |
837 | if(last.Row>-1) | |
486c2339 | 838 | { |
1b3a719f | 839 | if(curr.Time==last.Time && curr.Row==last.Row && curr.Col==last.Col+2) |
840 | FivePadCluster(last, curr); | |
486c2339 | 841 | CreateCluster(last); |
842 | } | |
1b3a719f | 843 | last=curr; curr.FivePad=kFALSE; |
064d808d | 844 | } |
845 | if(last.Row>-1) | |
1b3a719f | 846 | CreateCluster(last); |
df83a620 | 847 | |
064d808d | 848 | if(fReconstructor->GetStreamLevel(AliTRDReconstructor::kClusterizer) > 2){ |
849 | (*fDebugStream) << "MakeClusters" | |
850 | << "Detector=" << det | |
851 | << "NMaxima=" << nMaximas | |
852 | << "NClusters=" << fClusterROC | |
853 | << "NCorrupted=" << nCorrupted | |
854 | << "\n"; | |
855 | } | |
df83a620 | 856 | |
3d0c7d6d | 857 | if (TestBit(kAddLabels)) { |
6cd9a21f | 858 | AddLabels(); |
df83a620 | 859 | } |
f5375dcb | 860 | |
064d808d | 861 | return kTRUE; |
f5375dcb | 862 | |
064d808d | 863 | } |
3fe61b77 | 864 | |
064d808d | 865 | //_____________________________________________________________________________ |
1b3a719f | 866 | Bool_t AliTRDclusterizer::IsMaximum(const MaxStruct &Max, UChar_t &padStatus, Short_t *const Signals) |
064d808d | 867 | { |
868 | // | |
869 | // Returns true if this row,col,time combination is a maximum. | |
870 | // Gives back the padStatus and the signals of the center pad and the two neighbouring pads. | |
871 | // | |
023b669c | 872 | |
1b3a719f | 873 | Signals[1] = fDigits->GetData(Max.Row, Max.Col, Max.Time); |
064d808d | 874 | if(Signals[1] < fMaxThresh) return kFALSE; |
3fe61b77 | 875 | |
486c2339 | 876 | Float_t noiseMiddleThresh = fMinMaxCutSigma*fCalNoiseDetValue*fCalNoiseROC->GetValue(Max.Col, Max.Row); |
064d808d | 877 | if (Signals[1] < noiseMiddleThresh) return kFALSE; |
f5375dcb | 878 | |
486c2339 | 879 | if (Max.Col + 1 >= fColMax || Max.Col < 1) return kFALSE; |
3fe61b77 | 880 | |
1b3a719f | 881 | UChar_t status[3]={fCalPadStatusROC->GetStatus(Max.Col-1, Max.Row), |
882 | fCalPadStatusROC->GetStatus(Max.Col, Max.Row), | |
883 | fCalPadStatusROC->GetStatus(Max.Col+1, Max.Row)}; | |
3fe61b77 | 884 | |
1b3a719f | 885 | Signals[0] = fDigits->GetData(Max.Row, Max.Col-1, Max.Time); |
886 | Signals[2] = fDigits->GetData(Max.Row, Max.Col+1, Max.Time); | |
486c2339 | 887 | |
888 | if(!(status[0] | status[1] | status[2])) {//all pads are good | |
889 | if ((Signals[2] <= Signals[1]) && (Signals[0] < Signals[1])) { | |
890 | if ((Signals[2] >= fSigThresh) || (Signals[0] >= fSigThresh)) { | |
891 | Float_t noiseSumThresh = fMinLeftRightCutSigma | |
892 | * fCalNoiseDetValue | |
893 | * fCalNoiseROC->GetValue(Max.Col, Max.Row); | |
894 | if ((Signals[2]+Signals[0]+Signals[1]) < noiseSumThresh) return kFALSE; | |
895 | padStatus = 0; | |
064d808d | 896 | return kTRUE; |
eb52b657 | 897 | } |
064d808d | 898 | } |
486c2339 | 899 | } |
900 | else { // at least one of the pads is bad, and reject candidates with more than 1 problematic pad | |
901 | if (status[2] && (!(status[0] || status[1])) && Signals[1] > Signals[0] && Signals[0] >= fSigThresh) { | |
1b3a719f | 902 | Signals[2]=0; |
486c2339 | 903 | SetPadStatus(status[2], padStatus); |
904 | return kTRUE; | |
905 | } | |
906 | else if (status[0] && (!(status[1] || status[2])) && Signals[1] >= Signals[2] && Signals[2] >= fSigThresh) { | |
1b3a719f | 907 | Signals[0]=0; |
486c2339 | 908 | SetPadStatus(status[0], padStatus); |
909 | return kTRUE; | |
910 | } | |
911 | else if (status[1] && (!(status[0] || status[2])) && ((Signals[2] >= fSigThresh) || (Signals[0] >= fSigThresh))) { | |
6cd9a21f | 912 | Signals[1]=TMath::Nint(fMaxThresh); |
486c2339 | 913 | SetPadStatus(status[1], padStatus); |
064d808d | 914 | return kTRUE; |
915 | } | |
916 | } | |
917 | return kFALSE; | |
918 | } | |
3fe61b77 | 919 | |
064d808d | 920 | //_____________________________________________________________________________ |
1b3a719f | 921 | Bool_t AliTRDclusterizer::FivePadCluster(MaxStruct &ThisMax, MaxStruct &NeighbourMax) |
064d808d | 922 | { |
923 | // | |
924 | // Look for 5 pad cluster with minimum in the middle | |
925 | // Gives back the ratio | |
926 | // | |
f5375dcb | 927 | |
486c2339 | 928 | if (ThisMax.Col >= fColMax - 3) return kFALSE; |
929 | if (ThisMax.Col < fColMax - 5){ | |
1b3a719f | 930 | if (fDigits->GetData(ThisMax.Row, ThisMax.Col+4, ThisMax.Time) >= fSigThresh) |
486c2339 | 931 | return kFALSE; |
064d808d | 932 | } |
486c2339 | 933 | if (ThisMax.Col > 1) { |
1b3a719f | 934 | if (fDigits->GetData(ThisMax.Row, ThisMax.Col-2, ThisMax.Time) >= fSigThresh) |
486c2339 | 935 | return kFALSE; |
936 | } | |
937 | ||
938 | //if (fSignalsThisMax[1] >= 0){ //TR: mod | |
939 | ||
940 | const Float_t kEpsilon = 0.01; | |
941 | Double_t padSignal[5] = {ThisMax.Signals[0], ThisMax.Signals[1], ThisMax.Signals[2], | |
942 | NeighbourMax.Signals[1], NeighbourMax.Signals[2]}; | |
943 | ||
944 | // Unfold the two maxima and set the signal on | |
945 | // the overlapping pad to the ratio | |
1b3a719f | 946 | Float_t ratio = Unfold(kEpsilon,fLayer,padSignal); |
947 | ThisMax.Signals[2] = TMath::Nint(ThisMax.Signals[2]*ratio); | |
948 | NeighbourMax.Signals[0] = TMath::Nint(NeighbourMax.Signals[0]*(1-ratio)); | |
949 | ThisMax.FivePad=kTRUE; | |
950 | NeighbourMax.FivePad=kTRUE; | |
486c2339 | 951 | return kTRUE; |
064d808d | 952 | } |
eb52b657 | 953 | |
064d808d | 954 | //_____________________________________________________________________________ |
486c2339 | 955 | void AliTRDclusterizer::CreateCluster(const MaxStruct &Max) |
064d808d | 956 | { |
957 | // | |
3d0c7d6d | 958 | // Creates a cluster at the given position and saves it in fRecPoints |
064d808d | 959 | // |
eb52b657 | 960 | |
064d808d | 961 | // The position of the cluster in COL direction relative to the center pad (pad units) |
962 | Double_t clusterPosCol = 0.0; | |
3d0c7d6d | 963 | if (TestBit(kIsLUT)) { |
064d808d | 964 | // Calculate the position of the cluster by using the |
965 | // lookup table method | |
486c2339 | 966 | clusterPosCol = LUTposition(fLayer,Max.Signals[0] |
967 | ,Max.Signals[1] | |
968 | ,Max.Signals[2]); | |
064d808d | 969 | } |
970 | else { | |
971 | // Calculate the position of the cluster by using the | |
972 | // center of gravity method | |
1b3a719f | 973 | const Int_t kNsig = 5; |
974 | Double_t padSignal[kNsig]; | |
486c2339 | 975 | padSignal[1] = Max.Signals[0]; |
976 | padSignal[2] = Max.Signals[1]; | |
977 | padSignal[3] = Max.Signals[2]; | |
978 | if(Max.Col > 2){ | |
1b3a719f | 979 | padSignal[0] = fDigits->GetData(Max.Row, Max.Col-2, Max.Time); |
064d808d | 980 | if(padSignal[0]>= padSignal[1]) |
981 | padSignal[0] = 0; | |
982 | } | |
486c2339 | 983 | if(Max.Col < fColMax - 3){ |
1b3a719f | 984 | padSignal[4] = fDigits->GetData(Max.Row, Max.Col+2, Max.Time); |
064d808d | 985 | if(padSignal[4]>= padSignal[3]) |
986 | padSignal[4] = 0; | |
987 | } | |
988 | clusterPosCol = GetCOG(padSignal); | |
f5375dcb | 989 | } |
3fe61b77 | 990 | |
064d808d | 991 | // Count the number of pads in the cluster |
992 | Int_t nPadCount = 1; | |
3d0c7d6d | 993 | Short_t signals[7] = { 0, 0, 0, 0, 0, 0, 0 }; |
29f95561 | 994 | |
3d0c7d6d | 995 | if(!TestBit(kIsHLT))CalcAdditionalInfo(Max, signals, nPadCount); |
064d808d | 996 | |
997 | // Transform the local cluster coordinates into calibrated | |
998 | // space point positions defined in the local tracking system. | |
999 | // Here the calibration for T0, Vdrift and ExB is applied as well. | |
1000 | Double_t clusterXYZ[6]; | |
1001 | clusterXYZ[0] = clusterPosCol; | |
486c2339 | 1002 | clusterXYZ[1] = Max.Signals[2]; |
1003 | clusterXYZ[2] = Max.Signals[1]; | |
1004 | clusterXYZ[3] = Max.Signals[0]; | |
064d808d | 1005 | clusterXYZ[4] = 0.0; |
1006 | clusterXYZ[5] = 0.0; | |
1007 | Int_t clusterRCT[3]; | |
486c2339 | 1008 | clusterRCT[0] = Max.Row; |
1009 | clusterRCT[1] = Max.Col; | |
064d808d | 1010 | clusterRCT[2] = 0; |
1011 | ||
1012 | Bool_t out = kTRUE; | |
486c2339 | 1013 | if (fTransform->Transform(clusterXYZ,clusterRCT,((UInt_t) Max.Time),out,0)) { |
064d808d | 1014 | |
3d0c7d6d | 1015 | Char_t clusterTimeBin = ((Char_t) clusterRCT[2]); |
064d808d | 1016 | Float_t clusterPos[3]; |
1017 | clusterPos[0] = clusterXYZ[0]; | |
1018 | clusterPos[1] = clusterXYZ[1]; | |
1019 | clusterPos[2] = clusterXYZ[2]; | |
1020 | Float_t clusterSig[2]; | |
1021 | clusterSig[0] = clusterXYZ[4]; | |
1022 | clusterSig[1] = clusterXYZ[5]; | |
3d0c7d6d | 1023 | Float_t clusterCharge = clusterXYZ[3]; |
1024 | ||
1025 | AliTRDcluster cluster( | |
1026 | fDet, | |
1027 | clusterCharge, clusterPos, clusterSig, | |
1028 | 0x0, | |
1029 | ((Char_t) nPadCount), | |
1030 | signals, | |
1031 | ((UChar_t) Max.Col), ((UChar_t) Max.Row), ((UChar_t) Max.Time), | |
1032 | clusterTimeBin, clusterPosCol, | |
1033 | fVolid); | |
1034 | ||
1035 | cluster.SetInChamber(!out); | |
1036 | cluster.SetFivePad(Max.FivePad); | |
1037 | ||
486c2339 | 1038 | UChar_t maskPosition = GetCorruption(Max.padStatus); |
064d808d | 1039 | if (maskPosition) { |
3d0c7d6d | 1040 | cluster.SetPadMaskedPosition(maskPosition); |
1041 | cluster.SetPadMaskedStatus(GetPadStatus(Max.padStatus)); | |
064d808d | 1042 | } |
3d0c7d6d | 1043 | |
486c2339 | 1044 | // Temporarily store the Max.Row, column and time bin of the center pad |
064d808d | 1045 | // Used to later on assign the track indices |
3d0c7d6d | 1046 | cluster.SetLabel(Max.Row, 0); |
1047 | cluster.SetLabel(Max.Col, 1); | |
1048 | cluster.SetLabel(Max.Time,2); | |
1049 | ||
1050 | AddClusterToArray(&cluster); //needs to be like that because HLT does things differently | |
1051 | ||
1052 | //AddCluster(Max,clusterXYZ,clusterTimeBin,signals,nPadCount,out,clusterPosCol); | |
064d808d | 1053 | // Store the index of the first cluster in the current ROC |
1054 | if (firstClusterROC < 0) { | |
3d0c7d6d | 1055 | firstClusterROC = fNoOfClusters; |
064d808d | 1056 | } |
3d0c7d6d | 1057 | |
1058 | fNoOfClusters++; | |
064d808d | 1059 | fClusterROC++; |
1060 | } | |
3fe61b77 | 1061 | |
1062 | } | |
1063 | ||
3d0c7d6d | 1064 | //_____________________________________________________________________________ |
1065 | void AliTRDclusterizer::CalcAdditionalInfo(const MaxStruct &Max, Short_t *const signals, Int_t &nPadCount) | |
1066 | { | |
1067 | // Look to the right | |
1068 | Int_t ii = 1; | |
1069 | while (fDigits->GetData(Max.Row, Max.Col-ii, Max.Time) >= fSigThresh) { | |
1070 | nPadCount++; | |
1071 | ii++; | |
1072 | if (Max.Col < ii) break; | |
1073 | } | |
1074 | // Look to the left | |
1075 | ii = 1; | |
1076 | while (fDigits->GetData(Max.Row, Max.Col+ii, Max.Time) >= fSigThresh) { | |
1077 | nPadCount++; | |
1078 | ii++; | |
1079 | if (Max.Col+ii >= fColMax) break; | |
1080 | } | |
1081 | ||
1082 | // Store the amplitudes of the pads in the cluster for later analysis | |
1083 | // and check whether one of these pads is masked in the database | |
1084 | signals[2]=Max.Signals[0]; | |
1085 | signals[3]=Max.Signals[1]; | |
1086 | signals[4]=Max.Signals[2]; | |
1087 | for(Int_t i = 0; i<2; i++) | |
1088 | { | |
1089 | if(Max.Col+i >= 3) | |
1090 | signals[i] = fDigits->GetData(Max.Row, Max.Col-3+i, Max.Time); | |
1091 | if(Max.Col+3-i < fColMax) | |
1092 | signals[6-i] = fDigits->GetData(Max.Row, Max.Col+3-i, Max.Time); | |
1093 | } | |
1094 | /*for (Int_t jPad = Max.Col-3; jPad <= Max.Col+3; jPad++) { | |
1095 | if ((jPad >= 0) && (jPad < fColMax)) | |
1096 | signals[jPad-Max.Col+3] = TMath::Nint(fDigits->GetData(Max.Row,jPad,Max.Time)); | |
1097 | }*/ | |
1098 | } | |
1099 | ||
1100 | //_____________________________________________________________________________ | |
1101 | void AliTRDclusterizer::AddClusterToArray(AliTRDcluster *cluster) | |
1102 | { | |
1103 | // | |
1104 | // Add a cluster to the array | |
1105 | // | |
1106 | ||
1107 | Int_t n = RecPoints()->GetEntriesFast(); | |
1108 | if(n!=fNoOfClusters)AliError(Form("fNoOfClusters != RecPoints()->GetEntriesFast %i != %i \n", fNoOfClusters, n)); | |
1109 | new((*RecPoints())[n]) AliTRDcluster(*cluster); | |
1110 | } | |
1111 | ||
3fe61b77 | 1112 | //_____________________________________________________________________________ |
6cd9a21f | 1113 | Bool_t AliTRDclusterizer::AddLabels() |
3551db50 | 1114 | { |
1115 | // | |
3fe61b77 | 1116 | // Add the track indices to the found clusters |
3551db50 | 1117 | // |
1118 | ||
3fe61b77 | 1119 | const Int_t kNclus = 3; |
1120 | const Int_t kNdict = AliTRDdigitsManager::kNDict; | |
1121 | const Int_t kNtrack = kNdict * kNclus; | |
1122 | ||
1123 | Int_t iClusterROC = 0; | |
1124 | ||
1125 | Int_t row = 0; | |
1126 | Int_t col = 0; | |
1127 | Int_t time = 0; | |
1128 | Int_t iPad = 0; | |
1129 | ||
1130 | // Temporary array to collect the track indices | |
6cd9a21f | 1131 | Int_t *idxTracks = new Int_t[kNtrack*fClusterROC]; |
3fe61b77 | 1132 | |
1133 | // Loop through the dictionary arrays one-by-one | |
1134 | // to keep memory consumption low | |
b65e5048 | 1135 | AliTRDarrayDictionary *tracksIn = 0; //mod |
3fe61b77 | 1136 | for (Int_t iDict = 0; iDict < kNdict; iDict++) { |
1137 | ||
1138 | // tracksIn should be expanded beforehand! | |
6cd9a21f | 1139 | tracksIn = (AliTRDarrayDictionary *) fDigitsManager->GetDictionary(fDet,iDict); |
3fe61b77 | 1140 | |
1141 | // Loop though the clusters found in this ROC | |
6cd9a21f | 1142 | for (iClusterROC = 0; iClusterROC < fClusterROC; iClusterROC++) { |
317b5644 | 1143 | |
3fe61b77 | 1144 | AliTRDcluster *cluster = (AliTRDcluster *) |
b65e5048 | 1145 | RecPoints()->UncheckedAt(firstClusterROC+iClusterROC); |
3fe61b77 | 1146 | row = cluster->GetLabel(0); |
1147 | col = cluster->GetLabel(1); | |
1148 | time = cluster->GetLabel(2); | |
1149 | ||
1150 | for (iPad = 0; iPad < kNclus; iPad++) { | |
b65e5048 | 1151 | Int_t iPadCol = col - 1 + iPad; |
1152 | Int_t index = tracksIn->GetData(row,iPadCol,time); //Modification of -1 in Track | |
1153 | idxTracks[3*iPad+iDict + iClusterROC*kNtrack] = index; | |
3fe61b77 | 1154 | } |
1155 | ||
1156 | } | |
1157 | ||
1158 | } | |
1159 | ||
1160 | // Copy the track indices into the cluster | |
1161 | // Loop though the clusters found in this ROC | |
6cd9a21f | 1162 | for (iClusterROC = 0; iClusterROC < fClusterROC; iClusterROC++) { |
317b5644 | 1163 | |
3fe61b77 | 1164 | AliTRDcluster *cluster = (AliTRDcluster *) |
1165 | RecPoints()->UncheckedAt(firstClusterROC+iClusterROC); | |
1166 | cluster->SetLabel(-9999,0); | |
1167 | cluster->SetLabel(-9999,1); | |
1168 | cluster->SetLabel(-9999,2); | |
1169 | ||
1170 | cluster->AddTrackIndex(&idxTracks[iClusterROC*kNtrack]); | |
1171 | ||
1172 | } | |
1173 | ||
1174 | delete [] idxTracks; | |
1175 | ||
1176 | return kTRUE; | |
1177 | ||
1178 | } | |
1179 | ||
1180 | //_____________________________________________________________________________ | |
acc49af9 | 1181 | Double_t AliTRDclusterizer::GetCOG(Double_t signal[5]) const |
3fe61b77 | 1182 | { |
1183 | // | |
1184 | // Get COG position | |
1185 | // Used for clusters with more than 3 pads - where LUT not applicable | |
1186 | // | |
1187 | ||
1188 | Double_t sum = signal[0] | |
317b5644 | 1189 | + signal[1] |
1190 | + signal[2] | |
1191 | + signal[3] | |
1192 | + signal[4]; | |
3fe61b77 | 1193 | |
eb52b657 | 1194 | // ???????????? CBL |
1195 | // Go to 3 pad COG ???? | |
023b669c | 1196 | // ???????????? CBL |
3fe61b77 | 1197 | Double_t res = (0.0 * (-signal[0] + signal[4]) |
1198 | + (-signal[1] + signal[3])) / sum; | |
1199 | ||
1200 | return res; | |
1201 | ||
1202 | } | |
1203 | ||
1204 | //_____________________________________________________________________________ | |
486c2339 | 1205 | Float_t AliTRDclusterizer::Unfold(Double_t eps, Int_t layer, Double_t *padSignal) const |
3fe61b77 | 1206 | { |
1207 | // | |
1208 | // Method to unfold neighbouring maxima. | |
1209 | // The charge ratio on the overlapping pad is calculated | |
1210 | // until there is no more change within the range given by eps. | |
1211 | // The resulting ratio is then returned to the calling method. | |
1212 | // | |
1213 | ||
1214 | AliTRDcalibDB *calibration = AliTRDcalibDB::Instance(); | |
6d50f529 | 1215 | if (!calibration) { |
3fe61b77 | 1216 | AliError("No AliTRDcalibDB instance available\n"); |
1217 | return kFALSE; | |
6d50f529 | 1218 | } |
3fe61b77 | 1219 | |
1220 | Int_t irc = 0; | |
1221 | Int_t itStep = 0; // Count iteration steps | |
1222 | ||
1223 | Double_t ratio = 0.5; // Start value for ratio | |
1224 | Double_t prevRatio = 0.0; // Store previous ratio | |
1225 | ||
1226 | Double_t newLeftSignal[3] = { 0.0, 0.0, 0.0 }; // Array to store left cluster signal | |
1227 | Double_t newRightSignal[3] = { 0.0, 0.0, 0.0 }; // Array to store right cluster signal | |
1228 | Double_t newSignal[3] = { 0.0, 0.0, 0.0 }; | |
1229 | ||
1230 | // Start the iteration | |
1231 | while ((TMath::Abs(prevRatio - ratio) > eps) && (itStep < 10)) { | |
1232 | ||
1233 | itStep++; | |
1234 | prevRatio = ratio; | |
1235 | ||
1236 | // Cluster position according to charge ratio | |
1237 | Double_t maxLeft = (ratio*padSignal[2] - padSignal[0]) | |
064d808d | 1238 | / (padSignal[0] + padSignal[1] + ratio * padSignal[2]); |
3fe61b77 | 1239 | Double_t maxRight = (padSignal[4] - (1-ratio)*padSignal[2]) |
1240 | / ((1.0 - ratio)*padSignal[2] + padSignal[3] + padSignal[4]); | |
1241 | ||
1242 | // Set cluster charge ratio | |
064d808d | 1243 | irc = calibration->PadResponse(1.0, maxLeft, layer, newSignal); |
3fe61b77 | 1244 | Double_t ampLeft = padSignal[1] / newSignal[1]; |
064d808d | 1245 | irc = calibration->PadResponse(1.0, maxRight, layer, newSignal); |
3fe61b77 | 1246 | Double_t ampRight = padSignal[3] / newSignal[1]; |
1247 | ||
1248 | // Apply pad response to parameters | |
053767a4 | 1249 | irc = calibration->PadResponse(ampLeft ,maxLeft ,layer,newLeftSignal ); |
1250 | irc = calibration->PadResponse(ampRight,maxRight,layer,newRightSignal); | |
3fe61b77 | 1251 | |
1252 | // Calculate new overlapping ratio | |
1253 | ratio = TMath::Min((Double_t) 1.0 | |
1254 | ,newLeftSignal[2] / (newLeftSignal[2] + newRightSignal[0])); | |
1255 | ||
b43a3e17 | 1256 | } |
88719a08 | 1257 | |
3fe61b77 | 1258 | return ratio; |
1259 | ||
1260 | } | |
88719a08 | 1261 | |
3fe61b77 | 1262 | //_____________________________________________________________________________ |
064d808d | 1263 | void AliTRDclusterizer::TailCancelation() |
3fe61b77 | 1264 | { |
1265 | // | |
1266 | // Applies the tail cancelation and gain factors: | |
1b3a719f | 1267 | // Transform fDigits to fDigits |
3fe61b77 | 1268 | // |
1269 | ||
1270 | Int_t iRow = 0; | |
1271 | Int_t iCol = 0; | |
1272 | Int_t iTime = 0; | |
1273 | ||
1b3a719f | 1274 | Double_t *inADC = new Double_t[fTimeTotal]; // ADC data before tail cancellation |
064d808d | 1275 | Double_t *outADC = new Double_t[fTimeTotal]; // ADC data after tail cancellation |
1b3a719f | 1276 | |
064d808d | 1277 | fIndexes->ResetCounters(); |
29f95561 | 1278 | TTreeSRedirector *fDebugStream = fReconstructor->GetDebugStream(AliTRDReconstructor::kClusterizer); |
064d808d | 1279 | while(fIndexes->NextRCIndex(iRow, iCol)) |
3fe61b77 | 1280 | { |
064d808d | 1281 | Float_t fCalGainFactorROCValue = fCalGainFactorROC->GetValue(iCol,iRow); |
1282 | Double_t gain = fCalGainFactorDetValue | |
1283 | * fCalGainFactorROCValue; | |
3fe61b77 | 1284 | |
f5375dcb | 1285 | Bool_t corrupted = kFALSE; |
064d808d | 1286 | for (iTime = 0; iTime < fTimeTotal; iTime++) |
b65e5048 | 1287 | { |
1288 | // Apply gain gain factor | |
1b3a719f | 1289 | inADC[iTime] = fDigits->GetData(iRow,iCol,iTime); |
1290 | if (fCalPadStatusROC->GetStatus(iCol, iRow)) corrupted = kTRUE; | |
b65e5048 | 1291 | inADC[iTime] /= gain; |
1292 | outADC[iTime] = inADC[iTime]; | |
29f95561 | 1293 | if(fReconstructor->GetStreamLevel(AliTRDReconstructor::kClusterizer) > 7){ |
1294 | (*fDebugStream) << "TailCancellation" | |
1295 | << "col=" << iCol | |
1296 | << "row=" << iRow | |
1297 | << "time=" << iTime | |
1298 | << "inADC=" << inADC[iTime] | |
1299 | << "gain=" << gain | |
1300 | << "outADC=" << outADC[iTime] | |
1301 | << "corrupted=" << corrupted | |
1302 | << "\n"; | |
1303 | } | |
b65e5048 | 1304 | } |
1305 | if (!corrupted) | |
1306 | { | |
1307 | // Apply the tail cancelation via the digital filter | |
1308 | // (only for non-coorupted pads) | |
1b3a719f | 1309 | DeConvExp(&inADC[0],&outADC[0],fTimeTotal,fReconstructor->GetRecoParam() ->GetTCnexp()); |
b65e5048 | 1310 | } |
3fe61b77 | 1311 | |
064d808d | 1312 | for(iTime = 0; iTime < fTimeTotal; iTime++)//while (fIndexes->NextTbinIndex(iTime)) |
b65e5048 | 1313 | { |
1314 | // Store the amplitude of the digit if above threshold | |
1b3a719f | 1315 | if (outADC[iTime] > fADCthresh) |
1316 | fDigits->SetData(iRow,iCol,iTime,TMath::Nint(outADC[iTime])); | |
1317 | else | |
1318 | fDigits->SetData(iRow,iCol,iTime,0); | |
b65e5048 | 1319 | } // while itime |
3fe61b77 | 1320 | |
1321 | } // while irow icol | |
1b3a719f | 1322 | |
3fe61b77 | 1323 | delete [] inADC; |
1324 | delete [] outADC; | |
1325 | ||
1326 | return; | |
1327 | ||
1328 | } | |
1329 | ||
1330 | //_____________________________________________________________________________ | |
064d808d | 1331 | void AliTRDclusterizer::DeConvExp(const Double_t *const source, Double_t *const target |
1332 | ,const Int_t n, const Int_t nexp) | |
3fe61b77 | 1333 | { |
1334 | // | |
1335 | // Tail cancellation by deconvolution for PASA v4 TRF | |
1336 | // | |
1337 | ||
1338 | Double_t rates[2]; | |
1339 | Double_t coefficients[2]; | |
1340 | ||
1341 | // Initialization (coefficient = alpha, rates = lambda) | |
1342 | Double_t r1 = 1.0; | |
1343 | Double_t r2 = 1.0; | |
1344 | Double_t c1 = 0.5; | |
1345 | Double_t c2 = 0.5; | |
1346 | ||
1347 | if (nexp == 1) { // 1 Exponentials | |
1348 | r1 = 1.156; | |
1349 | r2 = 0.130; | |
1350 | c1 = 0.066; | |
1351 | c2 = 0.000; | |
1352 | } | |
1353 | if (nexp == 2) { // 2 Exponentials | |
181c7f7e | 1354 | Double_t par[4]; |
1355 | fReconstructor->GetTCParams(par); | |
1356 | r1 = par[0];//1.156; | |
1357 | r2 = par[1];//0.130; | |
1358 | c1 = par[2];//0.114; | |
1359 | c2 = par[3];//0.624; | |
3fe61b77 | 1360 | } |
1361 | ||
1362 | coefficients[0] = c1; | |
1363 | coefficients[1] = c2; | |
1364 | ||
1365 | Double_t dt = 0.1; | |
1366 | ||
1367 | rates[0] = TMath::Exp(-dt/(r1)); | |
1368 | rates[1] = TMath::Exp(-dt/(r2)); | |
1369 | ||
1370 | Int_t i = 0; | |
1371 | Int_t k = 0; | |
1372 | ||
1373 | Double_t reminder[2]; | |
1374 | Double_t correction = 0.0; | |
1375 | Double_t result = 0.0; | |
1376 | ||
1377 | // Attention: computation order is important | |
1378 | for (k = 0; k < nexp; k++) { | |
1379 | reminder[k] = 0.0; | |
1380 | } | |
1381 | ||
1382 | for (i = 0; i < n; i++) { | |
1383 | ||
1384 | result = (source[i] - correction); // No rescaling | |
1385 | target[i] = result; | |
1386 | ||
1387 | for (k = 0; k < nexp; k++) { | |
1388 | reminder[k] = rates[k] * (reminder[k] + coefficients[k] * result); | |
1389 | } | |
1390 | ||
1391 | correction = 0.0; | |
1392 | for (k = 0; k < nexp; k++) { | |
1393 | correction += reminder[k]; | |
1394 | } | |
1395 | ||
1396 | } | |
6d50f529 | 1397 | |
1398 | } | |
1399 | ||
1400 | //_____________________________________________________________________________ | |
1401 | void AliTRDclusterizer::ResetRecPoints() | |
1402 | { | |
1403 | // | |
1404 | // Resets the list of rec points | |
1405 | // | |
1406 | ||
1407 | if (fRecPoints) { | |
1408 | fRecPoints->Delete(); | |
48f8adf3 | 1409 | delete fRecPoints; |
6d50f529 | 1410 | } |
6d50f529 | 1411 | } |
1412 | ||
1413 | //_____________________________________________________________________________ | |
66f6bfd9 | 1414 | TClonesArray *AliTRDclusterizer::RecPoints() |
6d50f529 | 1415 | { |
1416 | // | |
1417 | // Returns the list of rec points | |
1418 | // | |
1419 | ||
1420 | if (!fRecPoints) { | |
48f8adf3 | 1421 | if(!(fRecPoints = AliTRDReconstructor::GetClusters())){ |
8ae98148 | 1422 | // determine number of clusters which has to be allocated |
1423 | Float_t nclusters = fReconstructor->GetRecoParam()->GetNClusters(); | |
8ae98148 | 1424 | |
1425 | fRecPoints = new TClonesArray("AliTRDcluster", Int_t(nclusters)); | |
48f8adf3 | 1426 | } |
1427 | //SetClustersOwner(kTRUE); | |
1428 | AliTRDReconstructor::SetClusters(0x0); | |
6d50f529 | 1429 | } |
6d50f529 | 1430 | return fRecPoints; |
eb52b657 | 1431 | |
3551db50 | 1432 | } |
fc546d21 | 1433 | |
1434 | //_____________________________________________________________________________ | |
1435 | void AliTRDclusterizer::FillLUT() | |
1436 | { | |
1437 | // | |
1438 | // Create the LUT | |
1439 | // | |
1440 | ||
1441 | const Int_t kNlut = 128; | |
1442 | ||
053767a4 | 1443 | fLUTbin = AliTRDgeometry::kNlayer * kNlut; |
fc546d21 | 1444 | |
1445 | // The lookup table from Bogdan | |
053767a4 | 1446 | Float_t lut[AliTRDgeometry::kNlayer][kNlut] = { |
fc546d21 | 1447 | { |
1448 | 0.0070, 0.0150, 0.0224, 0.0298, 0.0374, 0.0454, 0.0533, 0.0611, | |
1449 | 0.0684, 0.0755, 0.0827, 0.0900, 0.0975, 0.1049, 0.1120, 0.1187, | |
1450 | 0.1253, 0.1318, 0.1385, 0.1453, 0.1519, 0.1584, 0.1646, 0.1704, | |
1451 | 0.1762, 0.1821, 0.1879, 0.1938, 0.1996, 0.2053, 0.2108, 0.2160, | |
1452 | 0.2210, 0.2260, 0.2310, 0.2361, 0.2411, 0.2461, 0.2509, 0.2557, | |
1453 | 0.2602, 0.2646, 0.2689, 0.2732, 0.2774, 0.2816, 0.2859, 0.2901, | |
1454 | 0.2942, 0.2983, 0.3022, 0.3061, 0.3099, 0.3136, 0.3172, 0.3207, | |
1455 | 0.3242, 0.3278, 0.3312, 0.3347, 0.3382, 0.3416, 0.3450, 0.3483, | |
1456 | 0.3515, 0.3547, 0.3579, 0.3609, 0.3639, 0.3669, 0.3698, 0.3727, | |
1457 | 0.3756, 0.3785, 0.3813, 0.3842, 0.3870, 0.3898, 0.3926, 0.3952, | |
1458 | 0.3979, 0.4005, 0.4032, 0.4057, 0.4082, 0.4108, 0.4132, 0.4157, | |
1459 | 0.4181, 0.4205, 0.4228, 0.4252, 0.4275, 0.4299, 0.4322, 0.4345, | |
1460 | 0.4367, 0.4390, 0.4412, 0.4434, 0.4456, 0.4478, 0.4499, 0.4520, | |
1461 | 0.4541, 0.4562, 0.4583, 0.4603, 0.4623, 0.4643, 0.4663, 0.4683, | |
1462 | 0.4702, 0.4722, 0.4741, 0.4758, 0.4774, 0.4790, 0.4805, 0.4824, | |
1463 | 0.4844, 0.4863, 0.4883, 0.4902, 0.4921, 0.4940, 0.4959, 0.4978 | |
1464 | }, | |
1465 | { | |
1466 | 0.0072, 0.0156, 0.0235, 0.0313, 0.0394, 0.0478, 0.0561, 0.0642, | |
1467 | 0.0718, 0.0792, 0.0868, 0.0947, 0.1025, 0.1101, 0.1172, 0.1241, | |
1468 | 0.1309, 0.1378, 0.1449, 0.1518, 0.1586, 0.1650, 0.1710, 0.1770, | |
1469 | 0.1830, 0.1891, 0.1952, 0.2011, 0.2070, 0.2125, 0.2177, 0.2229, | |
1470 | 0.2280, 0.2332, 0.2383, 0.2435, 0.2484, 0.2533, 0.2581, 0.2627, | |
1471 | 0.2670, 0.2714, 0.2757, 0.2799, 0.2842, 0.2884, 0.2927, 0.2968, | |
1472 | 0.3008, 0.3048, 0.3086, 0.3123, 0.3159, 0.3195, 0.3231, 0.3266, | |
1473 | 0.3301, 0.3335, 0.3370, 0.3404, 0.3438, 0.3471, 0.3504, 0.3536, | |
1474 | 0.3567, 0.3598, 0.3628, 0.3657, 0.3686, 0.3715, 0.3744, 0.3772, | |
1475 | 0.3800, 0.3828, 0.3856, 0.3884, 0.3911, 0.3938, 0.3965, 0.3991, | |
1476 | 0.4016, 0.4042, 0.4067, 0.4092, 0.4116, 0.4140, 0.4164, 0.4187, | |
1477 | 0.4211, 0.4234, 0.4257, 0.4280, 0.4302, 0.4325, 0.4347, 0.4369, | |
1478 | 0.4391, 0.4413, 0.4434, 0.4456, 0.4477, 0.4497, 0.4518, 0.4538, | |
1479 | 0.4558, 0.4578, 0.4598, 0.4618, 0.4637, 0.4656, 0.4675, 0.4694, | |
1480 | 0.4713, 0.4732, 0.4750, 0.4766, 0.4781, 0.4797, 0.4813, 0.4832, | |
1481 | 0.4851, 0.4870, 0.4888, 0.4906, 0.4925, 0.4942, 0.4960, 0.4978 | |
1482 | }, | |
1483 | { | |
1484 | 0.0075, 0.0163, 0.0246, 0.0328, 0.0415, 0.0504, 0.0592, 0.0674, | |
1485 | 0.0753, 0.0832, 0.0914, 0.0996, 0.1077, 0.1154, 0.1225, 0.1296, | |
1486 | 0.1369, 0.1442, 0.1515, 0.1585, 0.1652, 0.1714, 0.1776, 0.1839, | |
1487 | 0.1902, 0.1965, 0.2025, 0.2085, 0.2141, 0.2194, 0.2247, 0.2299, | |
1488 | 0.2352, 0.2405, 0.2457, 0.2507, 0.2557, 0.2604, 0.2649, 0.2693, | |
1489 | 0.2737, 0.2780, 0.2823, 0.2867, 0.2909, 0.2951, 0.2992, 0.3033, | |
1490 | 0.3072, 0.3110, 0.3146, 0.3182, 0.3218, 0.3253, 0.3288, 0.3323, | |
1491 | 0.3357, 0.3392, 0.3426, 0.3459, 0.3492, 0.3524, 0.3555, 0.3586, | |
1492 | 0.3616, 0.3645, 0.3674, 0.3703, 0.3731, 0.3759, 0.3787, 0.3815, | |
1493 | 0.3843, 0.3870, 0.3897, 0.3925, 0.3950, 0.3976, 0.4002, 0.4027, | |
1494 | 0.4052, 0.4076, 0.4101, 0.4124, 0.4148, 0.4171, 0.4194, 0.4217, | |
1495 | 0.4239, 0.4262, 0.4284, 0.4306, 0.4328, 0.4350, 0.4371, 0.4393, | |
1496 | 0.4414, 0.4435, 0.4455, 0.4476, 0.4496, 0.4516, 0.4536, 0.4555, | |
1497 | 0.4575, 0.4594, 0.4613, 0.4632, 0.4650, 0.4669, 0.4687, 0.4705, | |
1498 | 0.4723, 0.4741, 0.4758, 0.4773, 0.4789, 0.4804, 0.4821, 0.4839, | |
1499 | 0.4857, 0.4875, 0.4893, 0.4910, 0.4928, 0.4945, 0.4961, 0.4978 | |
1500 | }, | |
1501 | { | |
1502 | 0.0078, 0.0171, 0.0258, 0.0345, 0.0438, 0.0532, 0.0624, 0.0708, | |
1503 | 0.0791, 0.0875, 0.0962, 0.1048, 0.1130, 0.1206, 0.1281, 0.1356, | |
1504 | 0.1432, 0.1508, 0.1582, 0.1651, 0.1716, 0.1780, 0.1845, 0.1910, | |
1505 | 0.1975, 0.2038, 0.2099, 0.2155, 0.2210, 0.2263, 0.2317, 0.2371, | |
1506 | 0.2425, 0.2477, 0.2528, 0.2578, 0.2626, 0.2671, 0.2715, 0.2759, | |
1507 | 0.2803, 0.2846, 0.2890, 0.2933, 0.2975, 0.3016, 0.3056, 0.3095, | |
1508 | 0.3132, 0.3168, 0.3204, 0.3239, 0.3274, 0.3309, 0.3344, 0.3378, | |
1509 | 0.3412, 0.3446, 0.3479, 0.3511, 0.3543, 0.3574, 0.3603, 0.3633, | |
1510 | 0.3662, 0.3690, 0.3718, 0.3747, 0.3774, 0.3802, 0.3829, 0.3857, | |
1511 | 0.3883, 0.3910, 0.3936, 0.3962, 0.3987, 0.4012, 0.4037, 0.4061, | |
1512 | 0.4085, 0.4109, 0.4132, 0.4155, 0.4177, 0.4200, 0.4222, 0.4244, | |
1513 | 0.4266, 0.4288, 0.4309, 0.4331, 0.4352, 0.4373, 0.4394, 0.4414, | |
1514 | 0.4435, 0.4455, 0.4475, 0.4494, 0.4514, 0.4533, 0.4552, 0.4571, | |
1515 | 0.4590, 0.4608, 0.4626, 0.4645, 0.4662, 0.4680, 0.4698, 0.4715, | |
1516 | 0.4733, 0.4750, 0.4766, 0.4781, 0.4796, 0.4812, 0.4829, 0.4846, | |
1517 | 0.4863, 0.4880, 0.4897, 0.4914, 0.4930, 0.4946, 0.4963, 0.4979 | |
1518 | }, | |
1519 | { | |
1520 | 0.0081, 0.0178, 0.0270, 0.0364, 0.0463, 0.0562, 0.0656, 0.0744, | |
1521 | 0.0831, 0.0921, 0.1013, 0.1102, 0.1183, 0.1261, 0.1339, 0.1419, | |
1522 | 0.1499, 0.1576, 0.1648, 0.1715, 0.1782, 0.1849, 0.1917, 0.1984, | |
1523 | 0.2048, 0.2110, 0.2167, 0.2223, 0.2278, 0.2333, 0.2389, 0.2444, | |
1524 | 0.2497, 0.2548, 0.2598, 0.2645, 0.2691, 0.2735, 0.2780, 0.2824, | |
1525 | 0.2868, 0.2912, 0.2955, 0.2997, 0.3038, 0.3078, 0.3116, 0.3152, | |
1526 | 0.3188, 0.3224, 0.3259, 0.3294, 0.3329, 0.3364, 0.3398, 0.3432, | |
1527 | 0.3465, 0.3497, 0.3529, 0.3561, 0.3591, 0.3620, 0.3649, 0.3677, | |
1528 | 0.3705, 0.3733, 0.3761, 0.3788, 0.3816, 0.3843, 0.3869, 0.3896, | |
1529 | 0.3922, 0.3948, 0.3973, 0.3998, 0.4022, 0.4047, 0.4070, 0.4094, | |
1530 | 0.4117, 0.4139, 0.4162, 0.4184, 0.4206, 0.4227, 0.4249, 0.4270, | |
1531 | 0.4291, 0.4313, 0.4334, 0.4354, 0.4375, 0.4395, 0.4415, 0.4435, | |
1532 | 0.4455, 0.4474, 0.4493, 0.4512, 0.4531, 0.4550, 0.4568, 0.4586, | |
1533 | 0.4604, 0.4622, 0.4639, 0.4657, 0.4674, 0.4691, 0.4708, 0.4725, | |
1534 | 0.4742, 0.4758, 0.4773, 0.4788, 0.4803, 0.4819, 0.4836, 0.4852, | |
1535 | 0.4869, 0.4885, 0.4901, 0.4917, 0.4933, 0.4948, 0.4964, 0.4979 | |
1536 | }, | |
1537 | { | |
1538 | 0.0085, 0.0189, 0.0288, 0.0389, 0.0497, 0.0603, 0.0699, 0.0792, | |
1539 | 0.0887, 0.0985, 0.1082, 0.1170, 0.1253, 0.1336, 0.1421, 0.1505, | |
1540 | 0.1587, 0.1662, 0.1733, 0.1803, 0.1874, 0.1945, 0.2014, 0.2081, | |
1541 | 0.2143, 0.2201, 0.2259, 0.2316, 0.2374, 0.2431, 0.2487, 0.2541, | |
1542 | 0.2593, 0.2642, 0.2689, 0.2735, 0.2781, 0.2826, 0.2872, 0.2917, | |
1543 | 0.2961, 0.3003, 0.3045, 0.3086, 0.3125, 0.3162, 0.3198, 0.3235, | |
1544 | 0.3270, 0.3306, 0.3342, 0.3377, 0.3411, 0.3446, 0.3479, 0.3511, | |
1545 | 0.3543, 0.3575, 0.3605, 0.3634, 0.3663, 0.3691, 0.3720, 0.3748, | |
1546 | 0.3775, 0.3803, 0.3830, 0.3857, 0.3884, 0.3911, 0.3937, 0.3962, | |
1547 | 0.3987, 0.4012, 0.4036, 0.4060, 0.4084, 0.4107, 0.4129, 0.4152, | |
1548 | 0.4174, 0.4196, 0.4218, 0.4239, 0.4261, 0.4282, 0.4303, 0.4324, | |
1549 | 0.4344, 0.4365, 0.4385, 0.4405, 0.4425, 0.4445, 0.4464, 0.4483, | |
1550 | 0.4502, 0.4521, 0.4539, 0.4558, 0.4576, 0.4593, 0.4611, 0.4629, | |
1551 | 0.4646, 0.4663, 0.4680, 0.4697, 0.4714, 0.4730, 0.4747, 0.4759, | |
1552 | 0.4769, 0.4780, 0.4790, 0.4800, 0.4811, 0.4827, 0.4843, 0.4859, | |
1553 | 0.4874, 0.4889, 0.4905, 0.4920, 0.4935, 0.4950, 0.4965, 0.4979 | |
1554 | } | |
1555 | }; | |
1556 | ||
1557 | if (fLUT) { | |
1558 | delete [] fLUT; | |
1559 | } | |
1560 | fLUT = new Double_t[fLUTbin]; | |
1561 | ||
053767a4 | 1562 | for (Int_t ilayer = 0; ilayer < AliTRDgeometry::kNlayer; ilayer++) { |
fc546d21 | 1563 | for (Int_t ilut = 0; ilut < kNlut; ilut++ ) { |
053767a4 | 1564 | fLUT[ilayer*kNlut+ilut] = lut[ilayer][ilut]; |
fc546d21 | 1565 | } |
1566 | } | |
1567 | ||
1568 | } | |
1569 | ||
1570 | //_____________________________________________________________________________ | |
eb52b657 | 1571 | Double_t AliTRDclusterizer::LUTposition(Int_t ilayer |
1572 | , Double_t ampL | |
1573 | , Double_t ampC | |
1574 | , Double_t ampR) const | |
fc546d21 | 1575 | { |
1576 | // | |
1577 | // Calculates the cluster position using the lookup table. | |
1578 | // Method provided by Bogdan Vulpescu. | |
1579 | // | |
1580 | ||
1581 | const Int_t kNlut = 128; | |
1582 | ||
1583 | Double_t pos; | |
1584 | Double_t x = 0.0; | |
1585 | Double_t xmin; | |
1586 | Double_t xmax; | |
1587 | Double_t xwid; | |
1588 | ||
1589 | Int_t side = 0; | |
1590 | Int_t ix; | |
1591 | ||
053767a4 | 1592 | Double_t xMin[AliTRDgeometry::kNlayer] = { 0.006492, 0.006377, 0.006258 |
317b5644 | 1593 | , 0.006144, 0.006030, 0.005980 }; |
053767a4 | 1594 | Double_t xMax[AliTRDgeometry::kNlayer] = { 0.960351, 0.965870, 0.970445 |
317b5644 | 1595 | , 0.974352, 0.977667, 0.996101 }; |
fc546d21 | 1596 | |
1597 | if (ampL > ampR) { | |
1598 | x = (ampL - ampR) / ampC; | |
1599 | side = -1; | |
1600 | } | |
1601 | else if (ampL < ampR) { | |
1602 | x = (ampR - ampL) / ampC; | |
1603 | side = +1; | |
1604 | } | |
1605 | ||
1606 | if (ampL != ampR) { | |
1607 | ||
053767a4 | 1608 | xmin = xMin[ilayer] + 0.000005; |
1609 | xmax = xMax[ilayer] - 0.000005; | |
fc546d21 | 1610 | xwid = (xmax - xmin) / 127.0; |
1611 | ||
1612 | if (x < xmin) { | |
1613 | pos = 0.0000; | |
1614 | } | |
1615 | else if (x > xmax) { | |
1616 | pos = side * 0.5000; | |
1617 | } | |
1618 | else { | |
1619 | ix = (Int_t) ((x - xmin) / xwid); | |
053767a4 | 1620 | pos = side * fLUT[ilayer*kNlut+ix]; |
fc546d21 | 1621 | } |
317b5644 | 1622 | |
fc546d21 | 1623 | } |
1624 | else { | |
1625 | ||
1626 | pos = 0.0; | |
1627 | ||
1628 | } | |
1629 | ||
1630 | return pos; | |
1631 | ||
1632 | } |