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2 | /************************************************************************** | |
3 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
4 | * * | |
5 | * Author: The ALICE Off-line Project. * | |
6 | * Contributors are mentioned in the code where appropriate. * | |
7 | * * | |
8 | * Permission to use, copy, modify and distribute this software and its * | |
9 | * documentation strictly for non-commercial purposes is hereby granted * | |
10 | * without fee, provided that the above copyright notice appears in all * | |
11 | * copies and that both the copyright notice and this permission notice * | |
12 | * appear in the supporting documentation. The authors make no claims * | |
13 | * about the suitability of this software for any purpose. It is * | |
14 | * provided "as is" without express or implied warranty. * | |
15 | **************************************************************************/ | |
16 | ||
17 | //--------------------------------------------------------------------- | |
18 | // Fill Unit Array | |
19 | // Called by ESD reader for jet analysis | |
20 | // Author: Magali Estienne (magali.estienne@ires.in2p3.fr) | |
21 | //--------------------------------------------------------------------- | |
22 | ||
23 | // --- ROOT system --- | |
24 | #include <TLorentzVector.h> | |
25 | #include <TMath.h> | |
26 | ||
27 | // --- AliRoot header files --- | |
28 | #include "AliESDCaloCluster.h" | |
29 | #include "AliESDCaloCells.h" | |
30 | #include "AliJetUnitArray.h" | |
31 | #include "AliJetESDFillUnitArrayEMCalDigits.h" | |
32 | // #include "AliEMCALCalibData.h" | |
33 | // #include "AliCDBManager.h" | |
34 | // // class AliCDBStorage; | |
35 | // #include "AliCDBEntry.h" | |
36 | ||
37 | // --- ROOT system --- | |
38 | class TSystem; | |
39 | class TGeoManager; | |
40 | class TArrayS; | |
41 | ||
42 | // --- AliRoot header files --- | |
43 | class AliJetFinder; | |
44 | class AliJetReader; | |
45 | class AliJetESDReader; | |
46 | // class AliEMCALCalibData; | |
47 | // class AliCDBManager; | |
48 | // class AliCDBStorage; | |
49 | // class AliCDBEntry; | |
50 | ||
51 | ClassImp(AliJetESDFillUnitArrayEMCalDigits) | |
52 | ||
53 | //_____________________________________________________________________________ | |
54 | AliJetESDFillUnitArrayEMCalDigits::AliJetESDFillUnitArrayEMCalDigits() | |
55 | : AliJetFillUnitArray(), | |
56 | fESD(0), | |
57 | fNIn(0), | |
58 | fOpt(0), | |
59 | fCluster(0), | |
60 | fDebug(0), | |
61 | fNCEMCAL(0), | |
62 | fNCPHOS(0), | |
63 | fNCCalo(0), | |
64 | fApplyElectronCorrection(kFALSE), | |
65 | fApplyFractionHadronicCorrection(kFALSE), | |
66 | fFractionHadronicCorrection(0.3), | |
67 | fClus(0x0), | |
68 | fNDigitEmcal(0), | |
69 | fNDigitEmcalCut(0) | |
70 | { | |
71 | // constructor | |
72 | } | |
73 | ||
74 | //_____________________________________________________________________________ | |
75 | AliJetESDFillUnitArrayEMCalDigits::AliJetESDFillUnitArrayEMCalDigits(AliESDEvent *esd) | |
76 | : AliJetFillUnitArray(), | |
77 | fESD(esd), | |
78 | fNIn(0), | |
79 | fOpt(0), | |
80 | fCluster(0), | |
81 | fDebug(0), | |
82 | fNCEMCAL(0), | |
83 | fNCPHOS(0), | |
84 | fNCCalo(0), | |
85 | fApplyElectronCorrection(kFALSE), | |
86 | fApplyFractionHadronicCorrection(kFALSE), | |
87 | fFractionHadronicCorrection(0.3), | |
88 | fClus(0x0), | |
89 | fNDigitEmcal(0), | |
90 | fNDigitEmcalCut(0) | |
91 | { | |
92 | // constructor | |
93 | } | |
94 | ||
95 | //_____________________________________________________________________________ | |
96 | AliJetESDFillUnitArrayEMCalDigits::AliJetESDFillUnitArrayEMCalDigits(const AliJetESDFillUnitArrayEMCalDigits &det) | |
97 | : AliJetFillUnitArray(det), | |
98 | fESD(det.fESD), | |
99 | fNIn(det.fNIn), | |
100 | fOpt(det.fOpt), | |
101 | fCluster(det.fCluster), | |
102 | fDebug(det.fDebug), | |
103 | fNCEMCAL(det.fNCEMCAL), | |
104 | fNCPHOS(det.fNCPHOS), | |
105 | fNCCalo(det.fNCCalo), | |
106 | fApplyElectronCorrection(det.fApplyElectronCorrection), | |
107 | fApplyFractionHadronicCorrection(det.fApplyFractionHadronicCorrection), | |
108 | fFractionHadronicCorrection(det.fFractionHadronicCorrection), | |
109 | fClus(det.fClus), | |
110 | fNDigitEmcal(det.fNDigitEmcal), | |
111 | fNDigitEmcalCut(det.fNDigitEmcalCut) | |
112 | { | |
113 | // Copy constructor | |
114 | } | |
115 | ||
116 | //_____________________________________________________________________________ | |
117 | AliJetESDFillUnitArrayEMCalDigits& AliJetESDFillUnitArrayEMCalDigits::operator=(const AliJetESDFillUnitArrayEMCalDigits& other) | |
118 | { | |
119 | // Assignment | |
120 | ||
121 | fESD = other.fESD; | |
122 | fNIn = other.fNIn; | |
123 | fOpt = other.fOpt; | |
124 | fCluster = other.fCluster; | |
125 | fDebug = other.fDebug; | |
126 | fNCEMCAL = other.fNCEMCAL; | |
127 | fNCPHOS = other.fNCPHOS; | |
128 | fNCCalo = other.fNCCalo; | |
129 | fApplyElectronCorrection = other.fApplyElectronCorrection; | |
130 | fApplyFractionHadronicCorrection = other.fApplyFractionHadronicCorrection; | |
131 | fFractionHadronicCorrection = other.fFractionHadronicCorrection; | |
132 | fClus = other.fClus; | |
133 | fNDigitEmcal = other.fNDigitEmcal; | |
134 | fNDigitEmcalCut = other.fNDigitEmcalCut; | |
135 | ||
136 | return (*this); | |
137 | ||
138 | } | |
139 | ||
140 | //_____________________________________________________________________________ | |
141 | AliJetESDFillUnitArrayEMCalDigits::~AliJetESDFillUnitArrayEMCalDigits() | |
142 | { | |
143 | // destructor | |
144 | } | |
145 | ||
146 | //_____________________________________________________________________________ | |
147 | void AliJetESDFillUnitArrayEMCalDigits::Exec(Option_t* const /*option*/) | |
148 | { | |
149 | // | |
150 | // Main method. | |
151 | // Fill the unit array with the neutral particle information from the EMCal cells in ESD | |
152 | // | |
153 | ||
154 | fDebug = fReaderHeader->GetDebug(); | |
155 | fOpt = fReaderHeader->GetDetector(); | |
156 | fCluster = fReaderHeader->GetCluster(); | |
157 | ||
158 | // Init parameters | |
159 | InitParameters(); | |
160 | ||
161 | //(not used ?) Int_t nDigitTot = 0; | |
162 | Int_t goodDigit = 0; | |
163 | //(not used ?) Int_t beg = 0; | |
164 | //(not used ?) Int_t end = 0; | |
165 | Int_t index = 0; | |
166 | //(not used ?) Int_t count = 0; | |
167 | ||
168 | //(not used ?) Int_t nRefEnt = fRefArray->GetEntries(); | |
169 | ||
170 | if(!fCluster) { // Keep all digit information | |
171 | // Loop over all cell information | |
172 | //------------------------------------------------------------------ | |
173 | AliESDCaloCells &cells= *(fESD->GetEMCALCells()); | |
174 | Int_t ncell = cells.GetNumberOfCells() ; | |
175 | //(not used ?) Int_t type = cells.GetType(); | |
176 | ||
177 | for (Int_t icell= 0; icell < ncell; icell++) { | |
178 | Int_t digitID = cells.GetCellNumber(icell); | |
179 | Float_t digitAmp = cells.GetAmplitude(icell); | |
180 | //(not used ?) Float_t digitTime = cells.GetTime(icell); | |
181 | Float_t digitEn = digitAmp*0.0153; // Last correct | |
182 | // Float_t digitEn = Calibrate(digitAmp,digitID); | |
183 | ||
184 | Float_t etaD=-10., phiD=-10.; | |
185 | fGeom->EtaPhiFromIndex(digitID,etaD,phiD); | |
186 | // fEMCalGrid->GetEtaPhiFromIndex2(digitID,phiD,etaD); | |
187 | ||
188 | phiD = ((phiD < 0) ? phiD + 2.* TMath::Pi() : phiD); | |
189 | ||
190 | Float_t digitEt = digitEn*TMath::Abs(TMath::Sin(EtaToTheta(etaD))); | |
191 | ||
192 | AliJetUnitArray *uArray = (AliJetUnitArray*)fUnitArray->At(digitID); | |
193 | ||
194 | if(uArray->GetUnitEnergy() == 0.) goodDigit++; | |
195 | uArray->SetUnitTrackID(digitID); | |
196 | ||
197 | Float_t unitEnergy = 0.; | |
198 | Bool_t ok = kFALSE; | |
199 | unitEnergy = uArray->GetUnitEnergy(); | |
200 | ||
201 | if(unitEnergy==0){ | |
202 | if(!fProcId){ | |
203 | new(fRefArray) TRefArray(TProcessID::GetProcessWithUID(uArray)); | |
204 | fProcId = kTRUE; | |
205 | } | |
206 | fRefArray->Add(uArray); | |
207 | fNDigitEmcal++; | |
208 | ok = kTRUE; | |
209 | } | |
210 | ||
211 | // Detector flag | |
212 | if(unitEnergy>0.) | |
213 | uArray->SetUnitDetectorFlag(kAll); | |
214 | else uArray->SetUnitDetectorFlag(kEmcal); | |
215 | ||
216 | uArray->SetUnitEnergy(unitEnergy+digitEt); | |
217 | ||
218 | uArray->SetUnitCutFlag(kPtHigher); | |
219 | ||
220 | // To be modified !!! | |
221 | uArray->SetUnitSignalFlag(kGood); | |
222 | ||
223 | // This is for jet multiplicity | |
224 | uArray->SetUnitClusterID(index); | |
225 | ||
226 | if(fDebug > 1) printf("goodDigit : %d\n", goodDigit); | |
227 | ||
228 | } // End loop over cells | |
229 | } // end if !fCluster | |
230 | else { // Keep digit information from clusterization | |
231 | ||
232 | // Loop over calo clusters | |
233 | //------------------------------------------------------------------ | |
234 | ||
235 | //select EMCAL clusters only | |
236 | TRefArray * caloClusters = new TRefArray(); | |
237 | fESD->GetEMCALClusters(caloClusters); | |
238 | ||
239 | // Total number of EMCAL cluster | |
240 | Int_t nclus = caloClusters->GetEntries() ; | |
241 | Int_t beg = 0; | |
242 | Float_t pos[3] ; | |
243 | ||
244 | // Get reconstructed vertex position | |
245 | Double_t vertexPosition[3] ; | |
246 | fESD->GetVertex()->GetXYZ(vertexPosition) ; | |
247 | ||
248 | // Get CaloCells | |
249 | AliESDCaloCells &cells= *(fESD->GetEMCALCells()); | |
250 | //(not used ?) Int_t ncell = cells.GetNumberOfCells() ; | |
251 | //(not used ?) Int_t type = cells.GetType(); | |
252 | ||
253 | for(Int_t j = beg; j < nclus; j++) { // loop over clusters | |
254 | // Retrieve cluster from esd | |
08c28025 | 255 | fClus = (AliESDCaloCluster *) caloClusters->At(j) ; |
be6e5811 | 256 | |
257 | // Get the cluster info | |
258 | //(not used ?) Float_t energy = fClus->E() ; | |
259 | //(not used ?) Int_t iprim = fClus->GetLabel(); | |
260 | ||
261 | fClus->GetPosition(pos) ; | |
262 | TVector3 vpos(pos[0],pos[1],pos[2]) ; | |
263 | TLorentzVector p ; | |
264 | fClus->GetMomentum(p,vertexPosition); | |
265 | ||
266 | Int_t digMult = fClus->GetNCells() ; | |
267 | UShort_t *digID = fClus->GetCellsAbsId() ; | |
268 | //(not used ?) Double_t *digAmpFrac = fClus->GetCellsAmplitudeFraction() ; | |
269 | Int_t trackIndex = fClus->GetTrackMatched(); | |
270 | ||
271 | // Do double-counted electron correction | |
272 | if (fApplyElectronCorrection != 0 && trackIndex !=-1 ) | |
273 | { | |
274 | // The electron correction go there | |
275 | // Under construction !!!! | |
276 | } // End of Electron correction | |
277 | ||
278 | // Get CaloCells of cluster and fill the unitArray | |
279 | for(Int_t i = 0; i < digMult ; i++){ | |
280 | Int_t digitID = digID[i]; // or clus->GetCellNumber(i) ; | |
281 | //(not used ?) Double_t digitAmpFrac = digAmpFrac[i]; | |
282 | Float_t digitAmp = cells.GetCellAmplitude(digitID) ; | |
283 | //(not used ?) Float_t digitTime = cells.GetCellTime(digitID); | |
284 | ||
285 | // Calibration for an energy in GeV | |
286 | Float_t digitEn = digitAmp*0.0153; | |
287 | ||
288 | Float_t etaD=-10., phiD=-10.; | |
289 | fGeom->EtaPhiFromIndex(digitID,etaD,phiD); | |
290 | // fEMCalGrid->GetEtaPhiFromIndex2(digitID,phiD,etaD); | |
291 | ||
292 | phiD = ((phiD < 0) ? phiD + 2.* TMath::Pi() : phiD); | |
293 | ||
294 | Float_t digitEt = digitEn*TMath::Abs(TMath::Sin(EtaToTheta(etaD))); | |
295 | ||
296 | cout << "Digit " << i << ", eta: " << etaD << ", phi: " << phiD << endl; | |
297 | ||
298 | AliJetUnitArray *uArray = (AliJetUnitArray*)fUnitArray->At(digitID); | |
299 | if(uArray->GetUnitEnergy() == 0.) goodDigit++; | |
300 | uArray->SetUnitTrackID(digitID); | |
301 | ||
302 | Float_t unitEnergy = 0.; | |
303 | Bool_t ok = kFALSE; | |
304 | unitEnergy = uArray->GetUnitEnergy(); | |
305 | ||
306 | if(unitEnergy==0){ | |
307 | if(!fProcId){ | |
308 | new(fRefArray) TRefArray(TProcessID::GetProcessWithUID(uArray)); | |
309 | fProcId = kTRUE; | |
310 | } | |
311 | fRefArray->Add(uArray); | |
312 | fNDigitEmcal++; | |
313 | ok = kTRUE; | |
314 | } | |
315 | ||
316 | // Detector flag | |
317 | if(unitEnergy>0.) | |
318 | uArray->SetUnitDetectorFlag(kAll); | |
319 | else uArray->SetUnitDetectorFlag(kEmcal); | |
320 | ||
321 | uArray->SetUnitEnergy(unitEnergy+digitEt); | |
322 | ||
323 | uArray->SetUnitCutFlag(kPtHigher); | |
324 | ||
325 | // To be modified !!! | |
326 | uArray->SetUnitSignalFlag(kGood); | |
327 | ||
328 | // This is for jet multiplicity | |
329 | uArray->SetUnitClusterID(index); | |
330 | ||
331 | if(fDebug > 12) printf("goodDigit : %d\n", goodDigit); | |
332 | ||
333 | } // End loop over cells | |
334 | } // End loop over clusters | |
335 | } // end else | |
336 | ||
337 | fNIn += goodDigit; | |
338 | ||
339 | if(fDebug>1) | |
340 | { | |
341 | printf("End of digits %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%"); | |
342 | printf("goodDigit : %d\n", goodDigit); | |
343 | } | |
344 | } | |
345 | ||
346 | /* | |
347 | //____________________________________________________________________________ | |
348 | void AliJetESDFillUnitArrayEMCalDigits::GetCalibrationParameters() | |
349 | { | |
350 | // Set calibration parameters: | |
351 | // if calibration database exists, they are read from database, | |
352 | // otherwise, they are taken from digitizer. | |
353 | // | |
354 | // It is a user responsilibity to open CDB before reconstruction, | |
355 | // for example: | |
356 | // AliCDBStorage* storage = AliCDBManager::Instance()->GetStorage("local://CalibDB"); | |
357 | ||
358 | //Check if calibration is stored in data base | |
359 | ||
360 | if(!fCalibData && (AliCDBManager::Instance()->IsDefaultStorageSet())) | |
361 | { | |
362 | AliCDBEntry *entry = (AliCDBEntry*) | |
363 | AliCDBManager::Instance()->Get("EMCAL/Calib/Data"); | |
364 | if (entry) fCalibData = (AliEMCALCalibData*) entry->GetObject(); | |
365 | } | |
366 | ||
367 | if(!fCalibData) | |
368 | printf("************* Calibration parameters not found in CDB! ****************"); | |
369 | // AliFatal("Calibration parameters not found in CDB!"); | |
370 | ||
371 | ||
372 | } | |
373 | ||
374 | //____________________________________________________________________________ | |
375 | Float_t AliJetESDFillUnitArrayEMCalDigits::Calibrate(Int_t amp, Int_t AbsId) | |
376 | { | |
377 | ||
378 | // Convert digitized amplitude into energy. | |
379 | // Calibration parameters are taken from calibration data base for raw data, | |
380 | // or from digitizer parameters for simulated data. | |
381 | ||
382 | if(fCalibData){ | |
383 | ||
384 | if (fGeom==0) | |
385 | printf("************* Did not get geometry from EMCALLoader ***************"); | |
386 | // AliFatal("Did not get geometry from EMCALLoader") ; | |
387 | ||
388 | Int_t iSupMod = -1; | |
389 | Int_t nModule = -1; | |
390 | Int_t nIphi = -1; | |
391 | Int_t nIeta = -1; | |
392 | Int_t iphi = -1; | |
393 | Int_t ieta = -1; | |
394 | ||
395 | Bool_t bCell = fGeom->GetCellIndex(AbsId, iSupMod, nModule, nIphi, nIeta) ; | |
396 | if(!bCell) { | |
397 | // fGeom->PrintGeometry(); | |
398 | Error("Calibrate()"," Wrong cell id number : %i", AbsId); | |
399 | assert(0); | |
400 | } | |
401 | ||
402 | fGeom->GetCellPhiEtaIndexInSModule(iSupMod,nModule,nIphi, nIeta,iphi,ieta); | |
403 | ||
404 | fADCchannelECA = fCalibData->GetADCchannel (iSupMod,ieta,iphi); | |
405 | fADCpedestalECA = fCalibData->GetADCpedestal(iSupMod,ieta,iphi); | |
406 | ||
407 | return -fADCpedestalECA + amp * fADCchannelECA ; | |
408 | ||
409 | } | |
410 | else //Return energy with default parameters if calibration is not available | |
411 | return -fADCpedestalECA + amp * fADCchannelECA ; | |
412 | ||
413 | } | |
414 | */ | |
415 |