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483b0559 | 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 | //_________________________________________________________________________ | |
19 | // Base class for the clusterization algorithm (pure abstract) | |
20 | //*-- | |
21 | //*-- Author: Yves Schutz SUBATECH | |
ee08edde | 22 | // |
23 | // Clusterization mother class. Contains common methods/data members of different | |
24 | // clusterizers. GCB 2010 | |
483b0559 | 25 | ////////////////////////////////////////////////////////////////////////////// |
26 | ||
27 | // --- ROOT system --- | |
c47157cd | 28 | #include "TClonesArray.h" |
29 | #include "TTree.h" | |
ee08edde | 30 | #include <TFile.h> |
31 | class TFolder; | |
32 | #include <TMath.h> | |
33 | #include <TMinuit.h> | |
34 | #include <TTree.h> | |
35 | class TSystem; | |
36 | #include <TBenchmark.h> | |
37 | #include <TBrowser.h> | |
38 | #include <TROOT.h> | |
483b0559 | 39 | |
40 | // --- Standard library --- | |
ee08edde | 41 | #include <cassert> |
483b0559 | 42 | |
43 | // --- AliRoot header files --- | |
483b0559 | 44 | #include "AliEMCALClusterizer.h" |
ee08edde | 45 | #include "AliEMCALReconstructor.h" |
46 | #include "AliRunLoader.h" | |
47 | #include "AliRun.h" | |
c47157cd | 48 | #include "AliLog.h" |
ee08edde | 49 | #include "AliEMCAL.h" |
50 | #include "AliEMCALRecPoint.h" | |
51 | #include "AliEMCALRecParam.h" | |
52 | #include "AliEMCALGeometry.h" | |
53 | #include "AliEMCALRecParam.h" | |
54 | #include "AliCDBManager.h" | |
55 | #include "AliCaloCalibPedestal.h" | |
56 | #include "AliEMCALCalibData.h" | |
57 | class AliCDBStorage; | |
58 | #include "AliCDBEntry.h" | |
483b0559 | 59 | |
60 | ClassImp(AliEMCALClusterizer) | |
61 | ||
62 | //____________________________________________________________________________ | |
c47157cd | 63 | AliEMCALClusterizer::AliEMCALClusterizer(): |
64 | fDigitsArr(NULL), | |
65 | fTreeR(NULL), | |
ee08edde | 66 | fRecPoints(NULL), |
67 | fGeom(NULL), | |
68 | fCalibData(NULL), | |
69 | fCaloPed(NULL), | |
70 | fADCchannelECA(0.),fADCpedestalECA(0.), | |
71 | fTimeMin(-1.),fTimeMax(1.),fTimeCut(1.), | |
72 | fDefaultInit(kFALSE),fToUnfold(kFALSE), | |
73 | fNumberOfECAClusters(0), fECAClusteringThreshold(0.), | |
74 | fECALocMaxCut(0.),fECAW0(0.),fMinECut(0.) | |
483b0559 | 75 | { |
76 | // ctor | |
ee08edde | 77 | |
78 | Init(); | |
79 | ||
80 | } | |
81 | ||
82 | //____________________________________________________________________________ | |
83 | AliEMCALClusterizer::AliEMCALClusterizer(AliEMCALGeometry* geometry): | |
84 | fDigitsArr(NULL), | |
85 | fTreeR(NULL), | |
86 | fRecPoints(NULL), | |
87 | fGeom(geometry), | |
88 | fCalibData(NULL), | |
89 | fCaloPed(NULL), | |
90 | fADCchannelECA(0.),fADCpedestalECA(0.), | |
91 | fTimeMin(-1.),fTimeMax(1.),fTimeCut(1.), | |
92 | fDefaultInit(kFALSE),fToUnfold(kFALSE), | |
93 | fNumberOfECAClusters(0), fECAClusteringThreshold(0.), | |
94 | fECALocMaxCut(0.),fECAW0(0.),fMinECut(0.) | |
95 | { | |
96 | // ctor with the indication of the file where header Tree and digits Tree are stored | |
97 | // use this contructor to avoid usage of Init() which uses runloader | |
98 | // change needed by HLT - MP | |
99 | ||
100 | // Note for the future: the use on runloader should be avoided or optional at least | |
101 | // another way is to make Init virtual and protected at least such that the deriving classes can overload | |
102 | // Init() ; | |
103 | // | |
104 | ||
105 | if (!fGeom) | |
106 | { | |
107 | AliFatal("Geometry not initialized."); | |
108 | } | |
109 | ||
483b0559 | 110 | } |
839828a6 | 111 | |
ee08edde | 112 | //____________________________________________________________________________ |
113 | AliEMCALClusterizer::AliEMCALClusterizer(AliEMCALGeometry* geometry, AliEMCALCalibData * calib, AliCaloCalibPedestal * caloped): | |
114 | fDigitsArr(NULL), | |
115 | fTreeR(NULL), | |
116 | fRecPoints(NULL), | |
117 | fGeom(geometry), | |
118 | fCalibData(calib), | |
119 | fCaloPed(caloped), | |
120 | fADCchannelECA(0.),fADCpedestalECA(0.), | |
121 | fTimeMin(-1.),fTimeMax(1.),fTimeCut(1.), | |
122 | fDefaultInit(kFALSE),fToUnfold(kFALSE), | |
123 | fNumberOfECAClusters(0), fECAClusteringThreshold(0.), | |
124 | fECALocMaxCut(0.),fECAW0(0.),fMinECut(0.) | |
125 | { | |
126 | // ctor, geometry and calibration are initialized elsewhere. | |
127 | ||
128 | if (!fGeom) | |
129 | AliFatal("Geometry not initialized."); | |
130 | ||
131 | } | |
132 | ||
133 | ||
483b0559 | 134 | //____________________________________________________________________________ |
c47157cd | 135 | AliEMCALClusterizer::~AliEMCALClusterizer() |
483b0559 | 136 | { |
c47157cd | 137 | // dtor |
23ca956b | 138 | //Already deleted in AliEMCALReconstructor. |
139 | ||
140 | // if(fGeom) delete fGeom; | |
141 | // if(fCalibData) delete fCalibData; | |
142 | // if(fCaloPed) delete fCaloPed; | |
143 | ||
144 | // if (fDigitsArr) { | |
145 | // fDigitsArr->Clear("C"); | |
146 | // delete fDigitsArr; | |
147 | // } | |
148 | // if (fRecPoints) { | |
149 | // fRecPoints->Delete(); | |
150 | // delete fRecPoints; | |
151 | // } | |
18a21c7c | 152 | } |
153 | ||
ee08edde | 154 | //____________________________________________________________________________ |
155 | Float_t AliEMCALClusterizer::Calibrate(const Float_t amp, const Float_t time, const Int_t absId) | |
156 | { | |
157 | ||
158 | // Convert digitized amplitude into energy. | |
159 | // Calibration parameters are taken from calibration data base for raw data, | |
160 | // or from digitizer parameters for simulated data. | |
161 | if(fCalibData){ | |
162 | ||
163 | if (fGeom==0) | |
164 | AliFatal("Did not get geometry from EMCALLoader") ; | |
165 | ||
166 | Int_t iSupMod = -1; | |
167 | Int_t nModule = -1; | |
168 | Int_t nIphi = -1; | |
169 | Int_t nIeta = -1; | |
170 | Int_t iphi = -1; | |
171 | Int_t ieta = -1; | |
172 | ||
173 | Bool_t bCell = fGeom->GetCellIndex(absId, iSupMod, nModule, nIphi, nIeta) ; | |
174 | if(!bCell) { | |
175 | fGeom->PrintGeometry(); | |
176 | Error("Calibrate()"," Wrong cell id number : %i", absId); | |
177 | assert(0); | |
178 | } | |
179 | ||
180 | fGeom->GetCellPhiEtaIndexInSModule(iSupMod,nModule,nIphi, nIeta,iphi,ieta); | |
181 | ||
182 | // Check if channel is bad (dead or hot), in this case return 0. | |
183 | // Gustavo: 15-12-09 In case of RAW data this selection is already done, but not in simulation. | |
184 | // for the moment keep it here but remember to do the selection at the sdigitizer level | |
185 | // and remove it from here | |
186 | Int_t channelStatus = (Int_t)(fCaloPed->GetDeadMap(iSupMod))->GetBinContent(ieta,iphi); | |
187 | if(channelStatus == AliCaloCalibPedestal::kHot || channelStatus == AliCaloCalibPedestal::kDead) { | |
188 | AliDebug(2,Form("Tower from SM %d, ieta %d, iphi %d is BAD : status %d !!!",iSupMod,ieta,iphi, channelStatus)); | |
189 | return 0; | |
190 | } | |
191 | //Check if time is too large or too small, indication of a noisy channel, remove in this case | |
192 | if(time > fTimeMax || time < fTimeMin) return 0; | |
193 | ||
194 | fADCchannelECA = fCalibData->GetADCchannel (iSupMod,ieta,iphi); | |
195 | fADCpedestalECA = fCalibData->GetADCpedestal(iSupMod,ieta,iphi); | |
196 | ||
197 | return -fADCpedestalECA + amp * fADCchannelECA ; | |
198 | ||
199 | } | |
200 | else //Return energy with default parameters if calibration is not available | |
201 | return -fADCpedestalECA + amp * fADCchannelECA ; | |
202 | ||
203 | } | |
204 | ||
205 | //____________________________________________________________________________ | |
206 | void AliEMCALClusterizer::GetCalibrationParameters() | |
207 | { | |
208 | // Set calibration parameters: | |
209 | // if calibration database exists, they are read from database, | |
210 | // otherwise, they are taken from digitizer. | |
211 | // | |
212 | // It is a user responsilibity to open CDB before reconstruction, | |
213 | // for example: | |
214 | // AliCDBStorage* storage = AliCDBManager::Instance()->GetStorage("local://CalibDB"); | |
215 | ||
216 | //Check if calibration is stored in data base | |
217 | ||
218 | if(!fCalibData) | |
219 | { | |
220 | AliCDBEntry *entry = (AliCDBEntry*) | |
221 | AliCDBManager::Instance()->Get("EMCAL/Calib/Data"); | |
222 | if (entry) fCalibData = (AliEMCALCalibData*) entry->GetObject(); | |
223 | } | |
224 | ||
225 | if(!fCalibData) | |
226 | AliFatal("Calibration parameters not found in CDB!"); | |
227 | ||
228 | } | |
229 | ||
230 | //____________________________________________________________________________ | |
231 | void AliEMCALClusterizer::GetCaloCalibPedestal() | |
232 | { | |
233 | // Set calibration parameters: | |
234 | // if calibration database exists, they are read from database, | |
235 | // otherwise, they are taken from digitizer. | |
236 | // | |
237 | // It is a user responsilibity to open CDB before reconstruction, | |
238 | // for example: | |
239 | // AliCDBStorage* storage = AliCDBManager::Instance()->GetStorage("local://CalibDB"); | |
240 | ||
241 | //Check if calibration is stored in data base | |
242 | ||
243 | if(!fCaloPed) | |
244 | { | |
245 | AliCDBEntry *entry = (AliCDBEntry*) | |
246 | AliCDBManager::Instance()->Get("EMCAL/Calib/Pedestals"); | |
247 | if (entry) fCaloPed = (AliCaloCalibPedestal*) entry->GetObject(); | |
248 | } | |
249 | ||
250 | if(!fCaloPed) | |
251 | AliFatal("Pedestal info not found in CDB!"); | |
252 | ||
253 | } | |
254 | ||
255 | //____________________________________________________________________________ | |
256 | void AliEMCALClusterizer::Init() | |
257 | { | |
258 | // Make all memory allocations which can not be done in default constructor. | |
259 | // Attach the Clusterizer task to the list of EMCAL tasks | |
260 | ||
261 | AliRunLoader *rl = AliRunLoader::Instance(); | |
51e4198e | 262 | if (rl->GetAliRun() && dynamic_cast<AliEMCAL*>(rl->GetAliRun()->GetDetector("EMCAL"))) |
ee08edde | 263 | fGeom = dynamic_cast<AliEMCAL*>(rl->GetAliRun()->GetDetector("EMCAL"))->GetGeometry(); |
264 | else | |
265 | fGeom = AliEMCALGeometry::GetInstance(AliEMCALGeometry::GetDefaultGeometryName()); | |
266 | ||
267 | AliDebug(1,Form("geom %p",fGeom)); | |
268 | ||
269 | if(!gMinuit) | |
270 | gMinuit = new TMinuit(100) ; | |
271 | ||
272 | } | |
273 | ||
274 | //____________________________________________________________________________ | |
275 | void AliEMCALClusterizer::InitParameters() | |
276 | { | |
277 | // Initializes the parameters for the Clusterizer | |
278 | fNumberOfECAClusters = 0 ; | |
279 | fCalibData = 0 ; | |
280 | fCaloPed = 0 ; | |
281 | ||
282 | const AliEMCALRecParam* recParam = AliEMCALReconstructor::GetRecParam(); | |
283 | if(!recParam) { | |
284 | AliFatal("Reconstruction parameters for EMCAL not set!"); | |
285 | } else { | |
286 | fECAClusteringThreshold = recParam->GetClusteringThreshold(); | |
287 | fECAW0 = recParam->GetW0(); | |
288 | fMinECut = recParam->GetMinECut(); | |
289 | fToUnfold = recParam->GetUnfold(); | |
290 | if(fToUnfold) AliWarning("Cluster Unfolding ON. Implementing only for eta=0 case!!!"); | |
291 | fECALocMaxCut = recParam->GetLocMaxCut(); | |
292 | fTimeCut = recParam->GetTimeCut(); | |
293 | fTimeMin = recParam->GetTimeMin(); | |
294 | fTimeMax = recParam->GetTimeMax(); | |
295 | ||
296 | AliDebug(1,Form("Reconstruction parameters: fECAClusteringThreshold=%.3f GeV, fECAW=%.3f, fMinECut=%.3f GeV, fToUnfold=%d, fECALocMaxCut=%.3f GeV, fTimeCut=%e s,fTimeMin=%e s,fTimeMax=%e s", | |
297 | fECAClusteringThreshold,fECAW0,fMinECut,fToUnfold,fECALocMaxCut,fTimeCut, fTimeMin, fTimeMax)); | |
298 | } | |
299 | ||
300 | } | |
301 | ||
302 | ||
303 | //____________________________________________________________________________ | |
304 | void AliEMCALClusterizer::Print(Option_t * /*option*/)const | |
305 | { | |
306 | // Print clusterizer parameters | |
307 | ||
308 | TString message("\n") ; | |
309 | ||
310 | if( strcmp(GetName(), "") !=0 ){ | |
311 | ||
312 | // Print parameters | |
313 | ||
314 | TString taskName(Version()) ; | |
315 | ||
316 | printf("--------------- "); | |
317 | printf("%s",taskName.Data()) ; | |
318 | printf(" "); | |
319 | printf("Clusterizing digits: "); | |
320 | printf("\n ECA Local Maximum cut = %f", fECALocMaxCut); | |
321 | printf("\n ECA Logarithmic weight = %f", fECAW0); | |
322 | if(fToUnfold) | |
323 | printf("\nUnfolding on\n"); | |
324 | else | |
325 | printf("\nUnfolding off\n"); | |
326 | ||
327 | printf("------------------------------------------------------------------"); | |
328 | } | |
329 | else | |
330 | printf("AliEMCALClusterizer not initialized ") ; | |
331 | } | |
332 | ||
333 | //____________________________________________________________________________ | |
334 | void AliEMCALClusterizer::PrintRecPoints(Option_t * option) | |
335 | { | |
336 | // Prints list of RecPoints produced at the current pass of AliEMCALClusterizer | |
337 | if(strstr(option,"deb")) { | |
338 | printf("PrintRecPoints: Clusterization result:") ; | |
339 | ||
340 | printf(" Found %d ECA Rec Points\n ", | |
341 | fRecPoints->GetEntriesFast()) ; | |
342 | } | |
343 | ||
344 | if(strstr(option,"all")) { | |
345 | if(strstr(option,"deb")) { | |
346 | printf("\n-----------------------------------------------------------------------\n") ; | |
347 | printf("Clusters in ECAL section\n") ; | |
348 | printf("Index Ene(GeV) Multi Module GX GY GZ lX lY lZ Dispersion Lambda 1 Lambda 2 # of prim Primaries list\n") ; | |
349 | } | |
350 | Int_t index; | |
351 | for (index = 0 ; index < fRecPoints->GetEntries() ; index++) { | |
352 | AliEMCALRecPoint * rp = dynamic_cast<AliEMCALRecPoint * >(fRecPoints->At(index)) ; | |
51e4198e | 353 | if(rp){ |
354 | TVector3 globalpos; | |
355 | //rp->GetGlobalPosition(globalpos); | |
356 | TVector3 localpos; | |
357 | rp->GetLocalPosition(localpos); | |
358 | Float_t lambda[2]; | |
359 | rp->GetElipsAxis(lambda); | |
360 | ||
361 | Int_t nprimaries=0; | |
362 | Int_t * primaries = rp->GetPrimaries(nprimaries); | |
363 | ||
364 | if(strstr(option,"deb")) | |
365 | printf("\n%6d %8.4f %3d %4.1f %4.1f %4.1f %4.1f %4.1f %4.1f %4.1f %4f %4f %2d : ", | |
366 | rp->GetIndexInList(), rp->GetEnergy(), rp->GetMultiplicity(), | |
367 | globalpos.X(), globalpos.Y(), globalpos.Z(), localpos.X(), localpos.Y(), localpos.Z(), | |
368 | rp->GetDispersion(), lambda[0], lambda[1], nprimaries) ; | |
369 | if(strstr(option,"deb")){ | |
370 | for (Int_t iprimary=0; iprimary<nprimaries; iprimary++) { | |
371 | printf("%d ", primaries[iprimary] ) ; | |
372 | } | |
ee08edde | 373 | } |
374 | } | |
375 | } | |
376 | ||
377 | if(strstr(option,"deb")) | |
378 | printf("\n-----------------------------------------------------------------------\n"); | |
379 | } | |
380 | } | |
381 | ||
382 | //___________________________________________________________________ | |
383 | void AliEMCALClusterizer::PrintRecoInfo() | |
384 | { | |
385 | //print reco version | |
386 | printf(" AliEMCALClusterizer::PrintRecoInfo() : version %s \n", Version() ); | |
387 | ||
388 | } | |
389 | ||
18a21c7c | 390 | //____________________________________________________________________________ |
c47157cd | 391 | void AliEMCALClusterizer::SetInput(TTree *digitsTree) |
18a21c7c | 392 | { |
c47157cd | 393 | // Read the digits from the input tree |
394 | TBranch *branch = digitsTree->GetBranch("EMCAL"); | |
395 | if (!branch) { | |
396 | AliError("can't get the branch with the EMCAL digits !"); | |
397 | return; | |
398 | } | |
3f9ad99f | 399 | if (!fDigitsArr) |
400 | fDigitsArr = new TClonesArray("AliEMCALDigit",100); | |
c47157cd | 401 | branch->SetAddress(&fDigitsArr); |
402 | branch->GetEntry(0); | |
483b0559 | 403 | } |
404 | ||
405 | //____________________________________________________________________________ | |
c47157cd | 406 | void AliEMCALClusterizer::SetOutput(TTree *clustersTree) |
483b0559 | 407 | { |
c47157cd | 408 | // Read the digits from the input tree |
409 | fTreeR = clustersTree; | |
410 | ||
411 | AliDebug(9, "Making array for EMCAL clusters"); | |
412 | fRecPoints = new TObjArray(100) ; | |
413 | Int_t split = 0; | |
414 | Int_t bufsize = 32000; | |
415 | fTreeR->Branch("EMCALECARP", "TObjArray", &fRecPoints, bufsize, split); | |
88cb7938 | 416 | } |
ee08edde | 417 | |
418 | ||
419 |