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d9b3567c | 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: AliEMCALRecoUtils.cxx 33808 2009-07-15 09:48:08Z gconesab $ */ | |
17 | ||
18 | /////////////////////////////////////////////////////////////////////////////// | |
19 | // | |
20 | // Class AliEMCALRecoUtils | |
21 | // Some utilities to recalculate the cluster position or energy linearity | |
22 | // | |
23 | // | |
24 | // Author: Gustavo Conesa (LPSC- Grenoble) | |
b540d03f | 25 | // Track matching part: Rongrong Ma (Yale) |
26 | ||
d9b3567c | 27 | /////////////////////////////////////////////////////////////////////////////// |
d9b3567c | 28 | // --- standard c --- |
29 | ||
30 | // standard C++ includes | |
31 | //#include <Riostream.h> | |
32 | ||
33 | // ROOT includes | |
094786cc | 34 | #include <TGeoManager.h> |
35 | #include <TGeoMatrix.h> | |
36 | #include <TGeoBBox.h> | |
7cdec71f | 37 | #include <TH2F.h> |
38 | #include <TArrayI.h> | |
39 | #include <TArrayF.h> | |
01d44f1f | 40 | #include <TObjArray.h> |
d9b3567c | 41 | |
42 | // STEER includes | |
d9b3567c | 43 | #include "AliVCluster.h" |
44 | #include "AliVCaloCells.h" | |
45 | #include "AliLog.h" | |
83bfd77a | 46 | #include "AliPID.h" |
a520bcd0 | 47 | #include "AliESDEvent.h" |
bb6f5f0b | 48 | #include "AliAODEvent.h" |
bd8c7aef | 49 | #include "AliESDtrack.h" |
bb6f5f0b | 50 | #include "AliAODTrack.h" |
51 | #include "AliExternalTrackParam.h" | |
52 | #include "AliESDfriendTrack.h" | |
53 | #include "AliTrackerBase.h" | |
b540d03f | 54 | |
55 | // EMCAL includes | |
56 | #include "AliEMCALRecoUtils.h" | |
57 | #include "AliEMCALGeometry.h" | |
ee602376 | 58 | #include "AliTrackerBase.h" |
b540d03f | 59 | #include "AliEMCALPIDUtils.h" |
ee602376 | 60 | |
d9b3567c | 61 | |
62 | ClassImp(AliEMCALRecoUtils) | |
63 | ||
88b96ad8 | 64 | //_____________________________________ |
d9b3567c | 65 | AliEMCALRecoUtils::AliEMCALRecoUtils(): |
88b96ad8 | 66 | fParticleType(0), fPosAlgo(0), fW0(0), |
67 | fNonLinearityFunction(0), fNonLinearThreshold(0), | |
01d44f1f | 68 | fSmearClusterEnergy(kFALSE), fRandom(), |
3bfc4732 | 69 | fCellsRecalibrated(kFALSE), fRecalibration(kFALSE), fEMCALRecalibrationFactors(), |
7bf608c9 | 70 | fTimeRecalibration(kFALSE), fEMCALTimeRecalibrationFactors(), fUseRunCorrectionFactors(kFALSE), |
01d44f1f | 71 | fRemoveBadChannels(kFALSE), fRecalDistToBadChannels(kFALSE), fEMCALBadChannelMap(), |
72 | fNCellsFromEMCALBorder(0), fNoEMCALBorderAtEta0(kTRUE), | |
a7e5a381 | 73 | fRejectExoticCluster(kFALSE), fRejectExoticCells(kFALSE), |
88b96ad8 | 74 | fExoticCellFraction(0), fExoticCellDiffTime(0), fExoticCellMinAmplitude(0), |
75 | fPIDUtils(), fAODFilterMask(0), | |
01d44f1f | 76 | fMatchedTrackIndex(0x0), fMatchedClusterIndex(0x0), |
88b96ad8 | 77 | fResidualEta(0x0), fResidualPhi(0x0), fCutEtaPhiSum(kFALSE), fCutEtaPhiSeparate(kFALSE), |
78 | fCutR(0), fCutEta(0), fCutPhi(0), | |
79 | fClusterWindow(0), fMass(0), | |
80 | fStepSurface(0), fStepCluster(0), | |
81 | fTrackCutsType(0), fCutMinTrackPt(0), fCutMinNClusterTPC(0), | |
82 | fCutMinNClusterITS(0), fCutMaxChi2PerClusterTPC(0), fCutMaxChi2PerClusterITS(0), | |
01d44f1f | 83 | fCutRequireTPCRefit(kFALSE), fCutRequireITSRefit(kFALSE), fCutAcceptKinkDaughters(kFALSE), |
88b96ad8 | 84 | fCutMaxDCAToVertexXY(0), fCutMaxDCAToVertexZ(0), fCutDCAToVertex2D(kFALSE) |
d9b3567c | 85 | { |
86 | // | |
87 | // Constructor. | |
88 | // Initialize all constant values which have to be used | |
89 | // during Reco algorithm execution | |
90 | // | |
91 | ||
88b96ad8 | 92 | // Init parameters |
93 | InitParameters(); | |
01d44f1f | 94 | |
b540d03f | 95 | //Track matching |
7cdec71f | 96 | fMatchedTrackIndex = new TArrayI(); |
97 | fMatchedClusterIndex = new TArrayI(); | |
bd36717e | 98 | fResidualPhi = new TArrayF(); |
99 | fResidualEta = new TArrayF(); | |
7cdec71f | 100 | fPIDUtils = new AliEMCALPIDUtils(); |
01d44f1f | 101 | |
102 | InitTrackCuts(); | |
d9b3567c | 103 | } |
104 | ||
105 | //______________________________________________________________________ | |
106 | AliEMCALRecoUtils::AliEMCALRecoUtils(const AliEMCALRecoUtils & reco) | |
01d44f1f | 107 | : TNamed(reco), |
108 | fParticleType(reco.fParticleType), fPosAlgo(reco.fPosAlgo), fW0(reco.fW0), | |
109 | fNonLinearityFunction(reco.fNonLinearityFunction), fNonLinearThreshold(reco.fNonLinearThreshold), | |
110 | fSmearClusterEnergy(reco.fSmearClusterEnergy), fRandom(), | |
3bfc4732 | 111 | fCellsRecalibrated(reco.fCellsRecalibrated), |
01d44f1f | 112 | fRecalibration(reco.fRecalibration), fEMCALRecalibrationFactors(reco.fEMCALRecalibrationFactors), |
3bfc4732 | 113 | fTimeRecalibration(reco.fTimeRecalibration), fEMCALTimeRecalibrationFactors(reco.fEMCALTimeRecalibrationFactors), |
7bf608c9 | 114 | fUseRunCorrectionFactors(reco.fUseRunCorrectionFactors), |
01d44f1f | 115 | fRemoveBadChannels(reco.fRemoveBadChannels), fRecalDistToBadChannels(reco.fRecalDistToBadChannels), |
78467229 | 116 | fEMCALBadChannelMap(reco.fEMCALBadChannelMap), |
01d44f1f | 117 | fNCellsFromEMCALBorder(reco.fNCellsFromEMCALBorder), fNoEMCALBorderAtEta0(reco.fNoEMCALBorderAtEta0), |
a7e5a381 | 118 | fRejectExoticCluster(reco.fRejectExoticCluster), fRejectExoticCells(reco.fRejectExoticCells), |
119 | fExoticCellFraction(reco.fExoticCellFraction), fExoticCellDiffTime(reco.fExoticCellDiffTime), | |
120 | fExoticCellMinAmplitude(reco.fExoticCellMinAmplitude), | |
121 | fPIDUtils(reco.fPIDUtils), fAODFilterMask(reco.fAODFilterMask), | |
01d44f1f | 122 | fMatchedTrackIndex( reco.fMatchedTrackIndex? new TArrayI(*reco.fMatchedTrackIndex):0x0), |
bd8c7aef | 123 | fMatchedClusterIndex(reco.fMatchedClusterIndex?new TArrayI(*reco.fMatchedClusterIndex):0x0), |
01d44f1f | 124 | fResidualEta( reco.fResidualEta? new TArrayF(*reco.fResidualEta):0x0), |
125 | fResidualPhi( reco.fResidualPhi? new TArrayF(*reco.fResidualPhi):0x0), | |
126 | fCutEtaPhiSum(reco.fCutEtaPhiSum), fCutEtaPhiSeparate(reco.fCutEtaPhiSeparate), | |
127 | fCutR(reco.fCutR), fCutEta(reco.fCutEta), fCutPhi(reco.fCutPhi), | |
8fc351e3 | 128 | fClusterWindow(reco.fClusterWindow), |
129 | fMass(reco.fMass), fStepSurface(reco.fStepSurface), fStepCluster(reco.fStepCluster), | |
01d44f1f | 130 | fTrackCutsType(reco.fTrackCutsType), fCutMinTrackPt(reco.fCutMinTrackPt), |
131 | fCutMinNClusterTPC(reco.fCutMinNClusterTPC), fCutMinNClusterITS(reco.fCutMinNClusterITS), | |
132 | fCutMaxChi2PerClusterTPC(reco.fCutMaxChi2PerClusterTPC), fCutMaxChi2PerClusterITS(reco.fCutMaxChi2PerClusterITS), | |
133 | fCutRequireTPCRefit(reco.fCutRequireTPCRefit), fCutRequireITSRefit(reco.fCutRequireITSRefit), | |
134 | fCutAcceptKinkDaughters(reco.fCutAcceptKinkDaughters), fCutMaxDCAToVertexXY(reco.fCutMaxDCAToVertexXY), | |
135 | fCutMaxDCAToVertexZ(reco.fCutMaxDCAToVertexZ), fCutDCAToVertex2D(reco.fCutDCAToVertex2D) | |
d9b3567c | 136 | { |
137 | //Copy ctor | |
138 | ||
01d44f1f | 139 | for(Int_t i = 0; i < 15 ; i++) { fMisalRotShift[i] = reco.fMisalRotShift[i] ; |
140 | fMisalTransShift[i] = reco.fMisalTransShift[i] ; } | |
141 | for(Int_t i = 0; i < 7 ; i++) { fNonLinearityParams[i] = reco.fNonLinearityParams[i] ; } | |
142 | for(Int_t i = 0; i < 3 ; i++) { fSmearClusterParam[i] = reco.fSmearClusterParam[i] ; } | |
bd8c7aef | 143 | |
d9b3567c | 144 | } |
145 | ||
146 | ||
147 | //______________________________________________________________________ | |
148 | AliEMCALRecoUtils & AliEMCALRecoUtils::operator = (const AliEMCALRecoUtils & reco) | |
149 | { | |
150 | //Assignment operator | |
151 | ||
152 | if(this == &reco)return *this; | |
153 | ((TNamed *)this)->operator=(reco); | |
154 | ||
01d44f1f | 155 | for(Int_t i = 0; i < 15 ; i++) { fMisalTransShift[i] = reco.fMisalTransShift[i] ; |
156 | fMisalRotShift[i] = reco.fMisalRotShift[i] ; } | |
157 | for(Int_t i = 0; i < 7 ; i++) { fNonLinearityParams[i] = reco.fNonLinearityParams[i] ; } | |
158 | for(Int_t i = 0; i < 3 ; i++) { fSmearClusterParam[i] = reco.fSmearClusterParam[i] ; } | |
159 | ||
96957075 | 160 | fParticleType = reco.fParticleType; |
161 | fPosAlgo = reco.fPosAlgo; | |
162 | fW0 = reco.fW0; | |
01d44f1f | 163 | |
164 | fNonLinearityFunction = reco.fNonLinearityFunction; | |
7e0ecb89 | 165 | fNonLinearThreshold = reco.fNonLinearThreshold; |
01d44f1f | 166 | fSmearClusterEnergy = reco.fSmearClusterEnergy; |
167 | ||
3bfc4732 | 168 | fCellsRecalibrated = reco.fCellsRecalibrated; |
96957075 | 169 | fRecalibration = reco.fRecalibration; |
094786cc | 170 | fEMCALRecalibrationFactors = reco.fEMCALRecalibrationFactors; |
3bfc4732 | 171 | |
172 | fTimeRecalibration = reco.fTimeRecalibration; | |
173 | fEMCALTimeRecalibrationFactors = reco.fEMCALTimeRecalibrationFactors; | |
174 | ||
175 | fUseRunCorrectionFactors = reco.fUseRunCorrectionFactors; | |
01d44f1f | 176 | |
96957075 | 177 | fRemoveBadChannels = reco.fRemoveBadChannels; |
178 | fRecalDistToBadChannels = reco.fRecalDistToBadChannels; | |
179 | fEMCALBadChannelMap = reco.fEMCALBadChannelMap; | |
01d44f1f | 180 | |
96957075 | 181 | fNCellsFromEMCALBorder = reco.fNCellsFromEMCALBorder; |
182 | fNoEMCALBorderAtEta0 = reco.fNoEMCALBorderAtEta0; | |
a7e5a381 | 183 | |
01d44f1f | 184 | fRejectExoticCluster = reco.fRejectExoticCluster; |
a7e5a381 | 185 | fRejectExoticCells = reco.fRejectExoticCells; |
186 | fExoticCellFraction = reco.fExoticCellFraction; | |
187 | fExoticCellDiffTime = reco.fExoticCellDiffTime; | |
188 | fExoticCellMinAmplitude = reco.fExoticCellMinAmplitude; | |
189 | ||
01d44f1f | 190 | fPIDUtils = reco.fPIDUtils; |
83bfd77a | 191 | |
01d44f1f | 192 | fAODFilterMask = reco.fAODFilterMask; |
d9b3567c | 193 | |
fa4287a2 | 194 | fCutEtaPhiSum = reco.fCutEtaPhiSum; |
195 | fCutEtaPhiSeparate = reco.fCutEtaPhiSeparate; | |
96957075 | 196 | fCutR = reco.fCutR; |
fa4287a2 | 197 | fCutEta = reco.fCutEta; |
198 | fCutPhi = reco.fCutPhi; | |
8fc351e3 | 199 | fClusterWindow = reco.fClusterWindow; |
bb6f5f0b | 200 | fMass = reco.fMass; |
8fc351e3 | 201 | fStepSurface = reco.fStepSurface; |
202 | fStepCluster = reco.fStepCluster; | |
bd8c7aef | 203 | |
5f7714ad | 204 | fTrackCutsType = reco.fTrackCutsType; |
fa4287a2 | 205 | fCutMinTrackPt = reco.fCutMinTrackPt; |
96957075 | 206 | fCutMinNClusterTPC = reco.fCutMinNClusterTPC; |
207 | fCutMinNClusterITS = reco.fCutMinNClusterITS; | |
208 | fCutMaxChi2PerClusterTPC = reco.fCutMaxChi2PerClusterTPC; | |
209 | fCutMaxChi2PerClusterITS = reco.fCutMaxChi2PerClusterITS; | |
210 | fCutRequireTPCRefit = reco.fCutRequireTPCRefit; | |
211 | fCutRequireITSRefit = reco.fCutRequireITSRefit; | |
212 | fCutAcceptKinkDaughters = reco.fCutAcceptKinkDaughters; | |
213 | fCutMaxDCAToVertexXY = reco.fCutMaxDCAToVertexXY; | |
214 | fCutMaxDCAToVertexZ = reco.fCutMaxDCAToVertexZ; | |
215 | fCutDCAToVertex2D = reco.fCutDCAToVertex2D; | |
bd8c7aef | 216 | |
7f5392da | 217 | if(reco.fResidualEta) |
218 | { | |
bd8c7aef | 219 | // assign or copy construct |
7f5392da | 220 | if(fResidualEta) |
221 | { | |
fa4287a2 | 222 | *fResidualEta = *reco.fResidualEta; |
bd8c7aef | 223 | } |
7f5392da | 224 | else |
225 | { | |
226 | fResidualEta = new TArrayF(*reco.fResidualEta); | |
227 | } | |
bd8c7aef | 228 | } |
7f5392da | 229 | else |
230 | { | |
fa4287a2 | 231 | if(fResidualEta)delete fResidualEta; |
232 | fResidualEta = 0; | |
bd8c7aef | 233 | } |
234 | ||
7f5392da | 235 | if(reco.fResidualPhi) |
236 | { | |
bd8c7aef | 237 | // assign or copy construct |
7f5392da | 238 | if(fResidualPhi) |
239 | { | |
fa4287a2 | 240 | *fResidualPhi = *reco.fResidualPhi; |
bd8c7aef | 241 | } |
7f5392da | 242 | else |
243 | { | |
244 | fResidualPhi = new TArrayF(*reco.fResidualPhi); | |
245 | } | |
bd8c7aef | 246 | } |
7f5392da | 247 | else |
248 | { | |
fa4287a2 | 249 | if(fResidualPhi)delete fResidualPhi; |
250 | fResidualPhi = 0; | |
bd8c7aef | 251 | } |
252 | ||
7f5392da | 253 | if(reco.fMatchedTrackIndex) |
254 | { | |
b540d03f | 255 | // assign or copy construct |
7f5392da | 256 | if(fMatchedTrackIndex) |
257 | { | |
b540d03f | 258 | *fMatchedTrackIndex = *reco.fMatchedTrackIndex; |
259 | } | |
7f5392da | 260 | else |
261 | { | |
262 | fMatchedTrackIndex = new TArrayI(*reco.fMatchedTrackIndex); | |
263 | } | |
b540d03f | 264 | } |
7f5392da | 265 | else |
266 | { | |
b540d03f | 267 | if(fMatchedTrackIndex)delete fMatchedTrackIndex; |
268 | fMatchedTrackIndex = 0; | |
269 | } | |
bd8c7aef | 270 | |
7f5392da | 271 | if(reco.fMatchedClusterIndex) |
272 | { | |
bd8c7aef | 273 | // assign or copy construct |
7f5392da | 274 | if(fMatchedClusterIndex) |
275 | { | |
bd8c7aef | 276 | *fMatchedClusterIndex = *reco.fMatchedClusterIndex; |
277 | } | |
7f5392da | 278 | else |
279 | { | |
280 | fMatchedClusterIndex = new TArrayI(*reco.fMatchedClusterIndex); | |
281 | } | |
bd8c7aef | 282 | } |
7f5392da | 283 | else |
284 | { | |
bd8c7aef | 285 | if(fMatchedClusterIndex)delete fMatchedClusterIndex; |
286 | fMatchedClusterIndex = 0; | |
287 | } | |
5f7714ad | 288 | |
d9b3567c | 289 | return *this; |
290 | } | |
291 | ||
292 | ||
a7e5a381 | 293 | //_____________________________________ |
094786cc | 294 | AliEMCALRecoUtils::~AliEMCALRecoUtils() |
295 | { | |
296 | //Destructor. | |
fbddd006 | 297 | |
7f5392da | 298 | if(fEMCALRecalibrationFactors) |
299 | { | |
b6557fd1 | 300 | fEMCALRecalibrationFactors->Clear(); |
841dbf60 | 301 | delete fEMCALRecalibrationFactors; |
fbddd006 | 302 | } |
fd6df01c | 303 | |
7f5392da | 304 | if(fEMCALTimeRecalibrationFactors) |
305 | { | |
841dbf60 | 306 | fEMCALTimeRecalibrationFactors->Clear(); |
307 | delete fEMCALTimeRecalibrationFactors; | |
fbddd006 | 308 | } |
3bfc4732 | 309 | |
7f5392da | 310 | if(fEMCALBadChannelMap) |
311 | { | |
b6557fd1 | 312 | fEMCALBadChannelMap->Clear(); |
841dbf60 | 313 | delete fEMCALBadChannelMap; |
b6557fd1 | 314 | } |
bd8c7aef | 315 | |
7cdec71f | 316 | delete fMatchedTrackIndex ; |
317 | delete fMatchedClusterIndex ; | |
318 | delete fResidualEta ; | |
319 | delete fResidualPhi ; | |
b6557fd1 | 320 | delete fPIDUtils ; |
bd8c7aef | 321 | |
b6557fd1 | 322 | InitTrackCuts(); |
094786cc | 323 | } |
324 | ||
a7e5a381 | 325 | //_______________________________________________________________________________ |
326 | Bool_t AliEMCALRecoUtils::AcceptCalibrateCell(const Int_t absID, const Int_t bc, | |
327 | Float_t & amp, Double_t & time, | |
328 | AliVCaloCells* cells) | |
329 | { | |
330 | // Reject cell if criteria not passed and calibrate it | |
331 | ||
332 | AliEMCALGeometry* geom = AliEMCALGeometry::GetInstance(); | |
333 | ||
334 | if(absID < 0 || absID >= 24*48*geom->GetNumberOfSuperModules()) return kFALSE; | |
335 | ||
336 | Int_t imod = -1, iphi =-1, ieta=-1,iTower = -1, iIphi = -1, iIeta = -1; | |
c3d9f926 | 337 | |
338 | if(!geom->GetCellIndex(absID,imod,iTower,iIphi,iIeta)) | |
339 | { | |
340 | // cell absID does not exist | |
341 | amp=0; time = 1.e9; | |
342 | return kFALSE; | |
343 | } | |
344 | ||
fbddd006 | 345 | geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,iphi,ieta); |
84cb7b3f | 346 | |
a7e5a381 | 347 | // Do not include bad channels found in analysis, |
c3d9f926 | 348 | if( IsBadChannelsRemovalSwitchedOn() && GetEMCALChannelStatus(imod, ieta, iphi)) |
349 | { | |
a7e5a381 | 350 | return kFALSE; |
351 | } | |
352 | ||
353 | //Recalibrate energy | |
354 | amp = cells->GetCellAmplitude(absID); | |
841dbf60 | 355 | if(!fCellsRecalibrated && IsRecalibrationOn()) |
a7e5a381 | 356 | amp *= GetEMCALChannelRecalibrationFactor(imod,ieta,iphi); |
357 | ||
358 | ||
359 | // Recalibrate time | |
360 | time = cells->GetCellTime(absID); | |
361 | ||
362 | RecalibrateCellTime(absID,bc,time); | |
363 | ||
364 | return kTRUE; | |
365 | } | |
366 | ||
a520bcd0 | 367 | //_____________________________________________________________________________ |
368 | Bool_t AliEMCALRecoUtils::CheckCellFiducialRegion(const AliEMCALGeometry* geom, | |
369 | const AliVCluster* cluster, | |
370 | AliVCaloCells* cells) | |
fd6df01c | 371 | { |
fbddd006 | 372 | // Given the list of AbsId of the cluster, get the maximum cell and |
373 | // check if there are fNCellsFromBorder from the calorimeter border | |
374 | ||
7f5392da | 375 | if(!cluster) |
376 | { | |
2aeb4226 | 377 | AliInfo("Cluster pointer null!"); |
378 | return kFALSE; | |
379 | } | |
380 | ||
fd6df01c | 381 | //If the distance to the border is 0 or negative just exit accept all clusters |
fbddd006 | 382 | if(cells->GetType()==AliVCaloCells::kEMCALCell && fNCellsFromEMCALBorder <= 0 ) return kTRUE; |
fd6df01c | 383 | |
fbddd006 | 384 | Int_t absIdMax = -1, iSM =-1, ieta = -1, iphi = -1; |
cb231979 | 385 | Bool_t shared = kFALSE; |
386 | GetMaxEnergyCell(geom, cells, cluster, absIdMax, iSM, ieta, iphi, shared); | |
7f5392da | 387 | |
83bfd77a | 388 | AliDebug(2,Form("Cluster Max AbsId %d, Cell Energy %2.2f, Cluster Energy %2.2f, Ncells from border %d, EMCAL eta=0 %d\n", |
7f5392da | 389 | absIdMax, cells->GetCellAmplitude(absIdMax), cluster->E(), fNCellsFromEMCALBorder, fNoEMCALBorderAtEta0)); |
fbddd006 | 390 | |
391 | if(absIdMax==-1) return kFALSE; | |
392 | ||
393 | //Check if the cell is close to the borders: | |
394 | Bool_t okrow = kFALSE; | |
395 | Bool_t okcol = kFALSE; | |
fd6df01c | 396 | |
7f5392da | 397 | if(iSM < 0 || iphi < 0 || ieta < 0 ) |
398 | { | |
fd6df01c | 399 | AliFatal(Form("Negative value for super module: %d, or cell ieta: %d, or cell iphi: %d, check EMCAL geometry name\n", |
400 | iSM,ieta,iphi)); | |
401 | } | |
402 | ||
403 | //Check rows/phi | |
7f5392da | 404 | if(iSM < 10) |
405 | { | |
fd6df01c | 406 | if(iphi >= fNCellsFromEMCALBorder && iphi < 24-fNCellsFromEMCALBorder) okrow =kTRUE; |
407 | } | |
7f5392da | 408 | else if (iSM >=10 && ( ( geom->GetEMCGeometry()->GetGeoName()).Contains("12SMV1"))) |
409 | { | |
410 | if(iphi >= fNCellsFromEMCALBorder && iphi < 8-fNCellsFromEMCALBorder) okrow =kTRUE; //1/3 sm case | |
411 | } | |
412 | else | |
413 | { | |
414 | if(iphi >= fNCellsFromEMCALBorder && iphi < 12-fNCellsFromEMCALBorder) okrow =kTRUE; // half SM case | |
415 | } | |
fd6df01c | 416 | |
417 | //Check columns/eta | |
7f5392da | 418 | if(!fNoEMCALBorderAtEta0) |
419 | { | |
fd6df01c | 420 | if(ieta > fNCellsFromEMCALBorder && ieta < 48-fNCellsFromEMCALBorder) okcol =kTRUE; |
421 | } | |
7f5392da | 422 | else |
423 | { | |
424 | if(iSM%2==0) | |
425 | { | |
fbddd006 | 426 | if(ieta >= fNCellsFromEMCALBorder) okcol = kTRUE; |
fd6df01c | 427 | } |
7f5392da | 428 | else |
429 | { | |
fbddd006 | 430 | if(ieta < 48-fNCellsFromEMCALBorder) okcol = kTRUE; |
fd6df01c | 431 | } |
432 | }//eta 0 not checked | |
7f5392da | 433 | |
83bfd77a | 434 | AliDebug(2,Form("EMCAL Cluster in %d cells fiducial volume: ieta %d, iphi %d, SM %d: column? %d, row? %d\nq", |
7f5392da | 435 | fNCellsFromEMCALBorder, ieta, iphi, iSM, okcol, okrow)); |
fbddd006 | 436 | |
437 | if (okcol && okrow) | |
7f5392da | 438 | { |
83bfd77a | 439 | //printf("Accept\n"); |
440 | return kTRUE; | |
441 | } | |
fbddd006 | 442 | else |
7f5392da | 443 | { |
83bfd77a | 444 | //printf("Reject\n"); |
445 | AliDebug(2,Form("Reject cluster in border, max cell : ieta %d, iphi %d, SM %d\n",ieta, iphi, iSM)); | |
446 | return kFALSE; | |
447 | } | |
fbddd006 | 448 | |
449 | } | |
fd6df01c | 450 | |
451 | ||
a520bcd0 | 452 | //_______________________________________________________________________________ |
453 | Bool_t AliEMCALRecoUtils::ClusterContainsBadChannel(const AliEMCALGeometry* geom, | |
454 | const UShort_t* cellList, | |
455 | const Int_t nCells) | |
841dbf60 | 456 | { |
457 | // Check that in the cluster cells, there is no bad channel of those stored | |
458 | // in fEMCALBadChannelMap or fPHOSBadChannelMap | |
fbddd006 | 459 | |
841dbf60 | 460 | if(!fRemoveBadChannels) return kFALSE; |
461 | if(!fEMCALBadChannelMap) return kFALSE; | |
fbddd006 | 462 | |
841dbf60 | 463 | Int_t icol = -1; |
464 | Int_t irow = -1; | |
465 | Int_t imod = -1; | |
7f5392da | 466 | for(Int_t iCell = 0; iCell<nCells; iCell++) |
467 | { | |
841dbf60 | 468 | //Get the column and row |
fd6df01c | 469 | Int_t iTower = -1, iIphi = -1, iIeta = -1; |
470 | geom->GetCellIndex(cellList[iCell],imod,iTower,iIphi,iIeta); | |
471 | if(fEMCALBadChannelMap->GetEntries() <= imod) continue; | |
fbddd006 | 472 | geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,irow,icol); |
7f5392da | 473 | if(GetEMCALChannelStatus(imod, icol, irow)) |
474 | { | |
83bfd77a | 475 | AliDebug(2,Form("Cluster with bad channel: SM %d, col %d, row %d\n",imod, icol, irow)); |
476 | return kTRUE; | |
477 | } | |
fbddd006 | 478 | |
841dbf60 | 479 | }// cell cluster loop |
fbddd006 | 480 | |
841dbf60 | 481 | return kFALSE; |
fd6df01c | 482 | } |
094786cc | 483 | |
a520bcd0 | 484 | //_____________________________________________________________________________________________ |
a7e5a381 | 485 | Bool_t AliEMCALRecoUtils::IsExoticCell(const Int_t absID, AliVCaloCells* cells, const Int_t bc) |
486 | { | |
487 | // Look to cell neighbourhood and reject if it seems exotic | |
488 | // Do before recalibrating the cells | |
841dbf60 | 489 | |
a7e5a381 | 490 | if(!fRejectExoticCells) return kFALSE; |
7f5392da | 491 | |
a7e5a381 | 492 | AliEMCALGeometry * geom = AliEMCALGeometry::GetInstance(); |
493 | ||
494 | Int_t imod = -1, iphi =-1, ieta=-1,iTower = -1, iIphi = -1, iIeta = -1; | |
495 | geom->GetCellIndex(absID,imod,iTower,iIphi,iIeta); | |
fbddd006 | 496 | geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,iphi,ieta); |
a7e5a381 | 497 | |
498 | //Get close cells index, energy and time, not in corners | |
84cb7b3f | 499 | |
500 | Int_t absID1 = -1; | |
501 | Int_t absID2 = -1; | |
7f5392da | 502 | |
84cb7b3f | 503 | if( iphi < AliEMCALGeoParams::fgkEMCALRows-1) absID1 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi+1, ieta); |
504 | if( iphi > 0 ) absID2 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi-1, ieta); | |
a7e5a381 | 505 | |
7f5392da | 506 | // In case of cell in eta = 0 border, depending on SM shift the cross cell index |
84cb7b3f | 507 | |
7f5392da | 508 | Int_t absID3 = -1; |
509 | Int_t absID4 = -1; | |
510 | ||
84cb7b3f | 511 | |
512 | if ( ieta == AliEMCALGeoParams::fgkEMCALCols-1 && !(imod%2) ) | |
7f5392da | 513 | { |
84cb7b3f | 514 | absID3 = geom-> GetAbsCellIdFromCellIndexes(imod+1, iphi, 0); |
515 | absID4 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta-1); | |
7f5392da | 516 | } |
517 | else if( ieta == 0 && imod%2 ) | |
518 | { | |
84cb7b3f | 519 | absID3 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta+1); |
520 | absID4 = geom-> GetAbsCellIdFromCellIndexes(imod-1, iphi, AliEMCALGeoParams::fgkEMCALCols-1); | |
7f5392da | 521 | } |
522 | else | |
523 | { | |
84cb7b3f | 524 | if( ieta < AliEMCALGeoParams::fgkEMCALCols-1 ) |
525 | absID3 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta+1); | |
526 | if( ieta > 0 ) | |
527 | absID4 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta-1); | |
7f5392da | 528 | } |
529 | ||
84cb7b3f | 530 | //printf("IMOD %d, AbsId %d, a %d, b %d, c %d e %d \n",imod,absID,absID1,absID2,absID3,absID4); |
531 | ||
532 | ||
a7e5a381 | 533 | Float_t ecell = 0, ecell1 = 0, ecell2 = 0, ecell3 = 0, ecell4 = 0; |
534 | Double_t tcell = 0, tcell1 = 0, tcell2 = 0, tcell3 = 0, tcell4 = 0; | |
535 | Bool_t accept = 0, accept1 = 0, accept2 = 0, accept3 = 0, accept4 = 0; | |
536 | ||
537 | accept = AcceptCalibrateCell(absID, bc, ecell ,tcell ,cells); | |
538 | ||
539 | if(!accept) return kTRUE; // reject this cell | |
540 | ||
541 | if(ecell < fExoticCellMinAmplitude) return kFALSE; // do not reject low energy cells | |
542 | ||
543 | accept1 = AcceptCalibrateCell(absID1,bc, ecell1,tcell1,cells); | |
544 | accept2 = AcceptCalibrateCell(absID2,bc, ecell2,tcell2,cells); | |
545 | accept3 = AcceptCalibrateCell(absID3,bc, ecell3,tcell3,cells); | |
546 | accept4 = AcceptCalibrateCell(absID4,bc, ecell4,tcell4,cells); | |
547 | ||
548 | /* | |
549 | printf("Cell absID %d \n",absID); | |
550 | printf("\t accept1 %d, accept2 %d, accept3 %d, accept4 %d\n", | |
551 | accept1,accept2,accept3,accept4); | |
552 | printf("\t id %d: id1 %d, id2 %d, id3 %d, id4 %d\n", | |
553 | absID,absID1,absID2,absID3,absID4); | |
554 | printf("\t e %f: e1 %f, e2 %f, e3 %f, e4 %f\n", | |
555 | ecell,ecell1,ecell2,ecell3,ecell4); | |
556 | printf("\t t %f: t1 %f, t2 %f, t3 %f, t4 %f;\n dt1 %f, dt2 %f, dt3 %f, dt4 %f\n", | |
557 | tcell*1.e9,tcell1*1.e9,tcell2*1.e9,tcell3*1.e9,tcell4*1.e9, | |
558 | TMath::Abs(tcell-tcell1)*1.e9, TMath::Abs(tcell-tcell2)*1.e9, TMath::Abs(tcell-tcell3)*1.e9, TMath::Abs(tcell-tcell4)*1.e9); | |
559 | */ | |
560 | ||
561 | if(TMath::Abs(tcell-tcell1)*1.e9 > fExoticCellDiffTime) ecell1 = 0 ; | |
562 | if(TMath::Abs(tcell-tcell2)*1.e9 > fExoticCellDiffTime) ecell2 = 0 ; | |
563 | if(TMath::Abs(tcell-tcell3)*1.e9 > fExoticCellDiffTime) ecell3 = 0 ; | |
564 | if(TMath::Abs(tcell-tcell4)*1.e9 > fExoticCellDiffTime) ecell4 = 0 ; | |
565 | ||
566 | Float_t eCross = ecell1+ecell2+ecell3+ecell4; | |
567 | ||
568 | //printf("\t eCell %f, eCross %f, 1-eCross/eCell %f\n",ecell,eCross,1-eCross/ecell); | |
569 | ||
7f5392da | 570 | if(1-eCross/ecell > fExoticCellFraction) |
571 | { | |
841dbf60 | 572 | AliDebug(2,Form("AliEMCALRecoUtils::IsExoticCell() - EXOTIC CELL id %d, eCell %f, eCross %f, 1-eCross/eCell %f\n", |
573 | absID,ecell,eCross,1-eCross/ecell)); | |
a7e5a381 | 574 | return kTRUE; |
575 | } | |
841dbf60 | 576 | |
a7e5a381 | 577 | return kFALSE; |
a7e5a381 | 578 | } |
579 | ||
a520bcd0 | 580 | //___________________________________________________________________ |
581 | Bool_t AliEMCALRecoUtils::IsExoticCluster(const AliVCluster *cluster, | |
582 | AliVCaloCells *cells, | |
583 | const Int_t bc) | |
841dbf60 | 584 | { |
a7e5a381 | 585 | // Check if the cluster highest energy tower is exotic |
2aeb4226 | 586 | |
7f5392da | 587 | if(!cluster) |
588 | { | |
2aeb4226 | 589 | AliInfo("Cluster pointer null!"); |
590 | return kFALSE; | |
591 | } | |
45516c1f | 592 | |
a7e5a381 | 593 | if(!fRejectExoticCluster) return kFALSE; |
45516c1f | 594 | |
a7e5a381 | 595 | // Get highest energy tower |
596 | AliEMCALGeometry* geom = AliEMCALGeometry::GetInstance(); | |
597 | Int_t iSupMod = -1, absId = -1, ieta = -1, iphi = -1; | |
598 | Bool_t shared = kFALSE; | |
599 | GetMaxEnergyCell(geom, cells, cluster, absId, iSupMod, ieta, iphi, shared); | |
7f5392da | 600 | |
a7e5a381 | 601 | return IsExoticCell(absId,cells,bc); |
7f5392da | 602 | |
b5078f5d | 603 | } |
604 | ||
a520bcd0 | 605 | //_______________________________________________________________________ |
841dbf60 | 606 | Float_t AliEMCALRecoUtils::SmearClusterEnergy(const AliVCluster* cluster) |
607 | { | |
01d44f1f | 608 | //In case of MC analysis, smear energy to match resolution/calibration in real data |
609 | ||
7f5392da | 610 | if(!cluster) |
611 | { | |
01d44f1f | 612 | AliInfo("Cluster pointer null!"); |
613 | return 0; | |
614 | } | |
615 | ||
616 | Float_t energy = cluster->E() ; | |
617 | Float_t rdmEnergy = energy ; | |
7f5392da | 618 | if(fSmearClusterEnergy) |
619 | { | |
01d44f1f | 620 | rdmEnergy = fRandom.Gaus(energy,fSmearClusterParam[0] * TMath::Sqrt(energy) + |
621 | fSmearClusterParam[1] * energy + | |
622 | fSmearClusterParam[2] ); | |
623 | AliDebug(2, Form("Energy: original %f, smeared %f\n", energy, rdmEnergy)); | |
624 | } | |
625 | ||
841dbf60 | 626 | return rdmEnergy; |
01d44f1f | 627 | } |
628 | ||
a520bcd0 | 629 | //____________________________________________________________________________ |
841dbf60 | 630 | Float_t AliEMCALRecoUtils::CorrectClusterEnergyLinearity(AliVCluster* cluster) |
631 | { | |
632 | // Correct cluster energy from non linearity functions | |
2aeb4226 | 633 | |
7f5392da | 634 | if(!cluster) |
635 | { | |
2aeb4226 | 636 | AliInfo("Cluster pointer null!"); |
637 | return 0; | |
638 | } | |
639 | ||
d9b3567c | 640 | Float_t energy = cluster->E(); |
57131575 | 641 | |
7f5392da | 642 | switch (fNonLinearityFunction) |
643 | { | |
d9b3567c | 644 | |
645 | case kPi0MC: | |
871aee7a | 646 | { |
d9b3567c | 647 | //Non-Linearity correction (from MC with function ([0]*exp(-[1]/E))+(([2]/([3]*2.*TMath::Pi())*exp(-(E-[4])^2/(2.*[3]^2))))) |
dff9e2e3 | 648 | //Double_t fNonLinearityParams[0] = 1.014; |
649 | //Double_t fNonLinearityParams[1] = -0.03329; | |
650 | //Double_t fNonLinearityParams[2] = -0.3853; | |
651 | //Double_t fNonLinearityParams[3] = 0.5423; | |
652 | //Double_t fNonLinearityParams[4] = -0.4335; | |
8cdd1f1f | 653 | energy *= (fNonLinearityParams[0]*exp(-fNonLinearityParams[1]/energy))+ |
d9b3567c | 654 | ((fNonLinearityParams[2]/(fNonLinearityParams[3]*2.*TMath::Pi())* |
655 | exp(-(energy-fNonLinearityParams[4])*(energy-fNonLinearityParams[4])/(2.*fNonLinearityParams[3]*fNonLinearityParams[3])))); | |
656 | break; | |
871aee7a | 657 | } |
dff9e2e3 | 658 | |
d9b3567c | 659 | case kPi0GammaGamma: |
871aee7a | 660 | { |
d9b3567c | 661 | //Non-Linearity correction (from Olga Data with function p0+p1*exp(-p2*E)) |
96957075 | 662 | //Double_t fNonLinearityParams[0] = 1.04; |
663 | //Double_t fNonLinearityParams[1] = -0.1445; | |
871aee7a | 664 | //Double_t fNonLinearityParams[2] = 1.046; |
d9b3567c | 665 | energy /= (fNonLinearityParams[0]+fNonLinearityParams[1]*exp(-fNonLinearityParams[2]*energy)); //Olga function |
666 | break; | |
871aee7a | 667 | } |
d9b3567c | 668 | |
669 | case kPi0GammaConversion: | |
871aee7a | 670 | { |
d9b3567c | 671 | //Non-Linearity correction (Nicolas from Dimitri Data with function C*[1-a*exp(-b*E)]) |
871aee7a | 672 | //fNonLinearityParams[0] = 0.139393/0.1349766; |
673 | //fNonLinearityParams[1] = 0.0566186; | |
674 | //fNonLinearityParams[2] = 0.982133; | |
d9b3567c | 675 | energy /= fNonLinearityParams[0]*(1-fNonLinearityParams[1]*exp(-fNonLinearityParams[2]*energy)); |
676 | ||
677 | break; | |
871aee7a | 678 | } |
679 | ||
680 | case kBeamTest: | |
681 | { | |
682 | //From beam test, Alexei's results, for different ZS thresholds | |
683 | // th=30 MeV; th = 45 MeV; th = 75 MeV | |
96957075 | 684 | //fNonLinearityParams[0] = 1.007; 1.003; 1.002 |
871aee7a | 685 | //fNonLinearityParams[1] = 0.894; 0.719; 0.797 |
686 | //fNonLinearityParams[2] = 0.246; 0.334; 0.358 | |
96957075 | 687 | //Rescale the param[0] with 1.03 |
871aee7a | 688 | energy /= fNonLinearityParams[0]/(1+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2])); |
689 | ||
690 | break; | |
691 | } | |
dff9e2e3 | 692 | |
4b58ac4f | 693 | case kBeamTestCorrected: |
694 | { | |
695 | //From beam test, corrected for material between beam and EMCAL | |
dff9e2e3 | 696 | //fNonLinearityParams[0] = 0.99078 |
697 | //fNonLinearityParams[1] = 0.161499; | |
698 | //fNonLinearityParams[2] = 0.655166; | |
699 | //fNonLinearityParams[3] = 0.134101; | |
700 | //fNonLinearityParams[4] = 163.282; | |
701 | //fNonLinearityParams[5] = 23.6904; | |
702 | //fNonLinearityParams[6] = 0.978; | |
703 | energy *= fNonLinearityParams[6]/(fNonLinearityParams[0]*(1./(1.+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2]))*1./(1.+fNonLinearityParams[3]*exp((energy-fNonLinearityParams[4])/fNonLinearityParams[5])))); | |
704 | ||
4b58ac4f | 705 | break; |
706 | } | |
d9b3567c | 707 | |
708 | case kNoCorrection: | |
709 | AliDebug(2,"No correction on the energy\n"); | |
710 | break; | |
711 | ||
712 | } | |
57131575 | 713 | |
d9b3567c | 714 | return energy; |
d9b3567c | 715 | } |
841dbf60 | 716 | |
7e0ecb89 | 717 | //__________________________________________________ |
718 | void AliEMCALRecoUtils::InitNonLinearityParam() | |
719 | { | |
841dbf60 | 720 | //Initialising Non Linearity Parameters |
fbddd006 | 721 | |
7f5392da | 722 | if(fNonLinearityFunction == kPi0MC) |
723 | { | |
841dbf60 | 724 | fNonLinearityParams[0] = 1.014; |
725 | fNonLinearityParams[1] = -0.03329; | |
726 | fNonLinearityParams[2] = -0.3853; | |
727 | fNonLinearityParams[3] = 0.5423; | |
728 | fNonLinearityParams[4] = -0.4335; | |
729 | } | |
730 | ||
7f5392da | 731 | if(fNonLinearityFunction == kPi0GammaGamma) |
732 | { | |
841dbf60 | 733 | fNonLinearityParams[0] = 1.04; |
734 | fNonLinearityParams[1] = -0.1445; | |
735 | fNonLinearityParams[2] = 1.046; | |
fbddd006 | 736 | } |
841dbf60 | 737 | |
7f5392da | 738 | if(fNonLinearityFunction == kPi0GammaConversion) |
739 | { | |
841dbf60 | 740 | fNonLinearityParams[0] = 0.139393; |
741 | fNonLinearityParams[1] = 0.0566186; | |
742 | fNonLinearityParams[2] = 0.982133; | |
fbddd006 | 743 | } |
841dbf60 | 744 | |
7f5392da | 745 | if(fNonLinearityFunction == kBeamTest) |
746 | { | |
747 | if(fNonLinearThreshold == 30) | |
748 | { | |
841dbf60 | 749 | fNonLinearityParams[0] = 1.007; |
750 | fNonLinearityParams[1] = 0.894; | |
751 | fNonLinearityParams[2] = 0.246; | |
752 | } | |
7f5392da | 753 | if(fNonLinearThreshold == 45) |
754 | { | |
841dbf60 | 755 | fNonLinearityParams[0] = 1.003; |
756 | fNonLinearityParams[1] = 0.719; | |
757 | fNonLinearityParams[2] = 0.334; | |
758 | } | |
7f5392da | 759 | if(fNonLinearThreshold == 75) |
760 | { | |
841dbf60 | 761 | fNonLinearityParams[0] = 1.002; |
762 | fNonLinearityParams[1] = 0.797; | |
763 | fNonLinearityParams[2] = 0.358; | |
764 | } | |
765 | } | |
766 | ||
7f5392da | 767 | if(fNonLinearityFunction == kBeamTestCorrected) |
768 | { | |
841dbf60 | 769 | fNonLinearityParams[0] = 0.99078; |
770 | fNonLinearityParams[1] = 0.161499; | |
771 | fNonLinearityParams[2] = 0.655166; | |
772 | fNonLinearityParams[3] = 0.134101; | |
773 | fNonLinearityParams[4] = 163.282; | |
774 | fNonLinearityParams[5] = 23.6904; | |
775 | fNonLinearityParams[6] = 0.978; | |
776 | } | |
7e0ecb89 | 777 | } |
778 | ||
a520bcd0 | 779 | //_________________________________________________________ |
780 | Float_t AliEMCALRecoUtils::GetDepth(const Float_t energy, | |
781 | const Int_t iParticle, | |
782 | const Int_t iSM) const | |
094786cc | 783 | { |
784 | //Calculate shower depth for a given cluster energy and particle type | |
785 | ||
786 | // parameters | |
cb231979 | 787 | Float_t x0 = 1.31; |
094786cc | 788 | Float_t ecr = 8; |
789 | Float_t depth = 0; | |
790 | ||
791 | switch ( iParticle ) | |
792 | { | |
793 | case kPhoton: | |
fd6df01c | 794 | depth = x0 * (TMath::Log(energy*1000/ ecr) + 0.5); //Multiply energy by 1000 to transform to MeV |
094786cc | 795 | break; |
796 | ||
797 | case kElectron: | |
fd6df01c | 798 | depth = x0 * (TMath::Log(energy*1000/ ecr) - 0.5); //Multiply energy by 1000 to transform to MeV |
094786cc | 799 | break; |
800 | ||
801 | case kHadron: | |
802 | // hadron | |
803 | // boxes anc. here | |
7f5392da | 804 | if(gGeoManager) |
805 | { | |
094786cc | 806 | gGeoManager->cd("ALIC_1/XEN1_1"); |
807 | TGeoNode *geoXEn1 = gGeoManager->GetCurrentNode(); | |
808 | TGeoNodeMatrix *geoSM = dynamic_cast<TGeoNodeMatrix *>(geoXEn1->GetDaughter(iSM)); | |
7f5392da | 809 | if(geoSM) |
810 | { | |
fd6df01c | 811 | TGeoVolume *geoSMVol = geoSM->GetVolume(); |
812 | TGeoShape *geoSMShape = geoSMVol->GetShape(); | |
813 | TGeoBBox *geoBox = dynamic_cast<TGeoBBox *>(geoSMShape); | |
814 | if(geoBox) depth = 0.5 * geoBox->GetDX()*2 ; | |
815 | else AliFatal("Null GEANT box"); | |
7f5392da | 816 | } |
817 | else AliFatal("NULL GEANT node matrix"); | |
094786cc | 818 | } |
7f5392da | 819 | else |
820 | {//electron | |
fd6df01c | 821 | depth = x0 * (TMath::Log(energy*1000 / ecr) - 0.5); //Multiply energy by 1000 to transform to MeV |
094786cc | 822 | } |
823 | ||
824 | break; | |
825 | ||
826 | default://photon | |
fd6df01c | 827 | depth = x0 * (TMath::Log(energy*1000 / ecr) + 0.5); //Multiply energy by 1000 to transform to MeV |
094786cc | 828 | } |
829 | ||
830 | return depth; | |
094786cc | 831 | } |
832 | ||
88b96ad8 | 833 | //____________________________________________________________________ |
834 | void AliEMCALRecoUtils::GetMaxEnergyCell(const AliEMCALGeometry *geom, | |
835 | AliVCaloCells* cells, | |
836 | const AliVCluster* clu, | |
a520bcd0 | 837 | Int_t & absId, |
838 | Int_t & iSupMod, | |
839 | Int_t & ieta, | |
840 | Int_t & iphi, | |
841 | Bool_t & shared) | |
d9b3567c | 842 | { |
843 | //For a given CaloCluster gets the absId of the cell | |
844 | //with maximum energy deposit. | |
845 | ||
846 | Double_t eMax = -1.; | |
847 | Double_t eCell = -1.; | |
094786cc | 848 | Float_t fraction = 1.; |
849 | Float_t recalFactor = 1.; | |
d9b3567c | 850 | Int_t cellAbsId = -1 ; |
094786cc | 851 | |
d9b3567c | 852 | Int_t iTower = -1; |
853 | Int_t iIphi = -1; | |
854 | Int_t iIeta = -1; | |
cb231979 | 855 | Int_t iSupMod0= -1; |
2aeb4226 | 856 | |
7f5392da | 857 | if(!clu) |
858 | { | |
2aeb4226 | 859 | AliInfo("Cluster pointer null!"); |
860 | absId=-1; iSupMod0=-1, ieta = -1; iphi = -1; shared = -1; | |
861 | return; | |
862 | } | |
863 | ||
7f5392da | 864 | for (Int_t iDig=0; iDig< clu->GetNCells(); iDig++) |
865 | { | |
094786cc | 866 | cellAbsId = clu->GetCellAbsId(iDig); |
867 | fraction = clu->GetCellAmplitudeFraction(iDig); | |
83bfd77a | 868 | //printf("a Cell %d, id, %d, amp %f, fraction %f\n",iDig,cellAbsId,cells->GetCellAmplitude(cellAbsId),fraction); |
094786cc | 869 | if(fraction < 1e-4) fraction = 1.; // in case unfolding is off |
cb231979 | 870 | geom->GetCellIndex(cellAbsId,iSupMod,iTower,iIphi,iIeta); |
871 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi, iIeta,iphi,ieta); | |
7f5392da | 872 | if (iDig==0) |
873 | { | |
874 | iSupMod0=iSupMod; | |
875 | } | |
876 | else if(iSupMod0!=iSupMod) | |
877 | { | |
cb231979 | 878 | shared = kTRUE; |
879 | //printf("AliEMCALRecoUtils::GetMaxEnergyCell() - SHARED CLUSTER\n"); | |
880 | } | |
7f5392da | 881 | if(!fCellsRecalibrated && IsRecalibrationOn()) |
882 | { | |
094786cc | 883 | recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi); |
884 | } | |
885 | eCell = cells->GetCellAmplitude(cellAbsId)*fraction*recalFactor; | |
83bfd77a | 886 | //printf("b Cell %d, id, %d, amp %f, fraction %f\n",iDig,cellAbsId,eCell,fraction); |
7f5392da | 887 | if(eCell > eMax) |
888 | { | |
d9b3567c | 889 | eMax = eCell; |
890 | absId = cellAbsId; | |
891 | //printf("\t new max: cell %d, e %f, ecell %f\n",maxId, eMax,eCell); | |
892 | } | |
893 | }// cell loop | |
894 | ||
895 | //Get from the absid the supermodule, tower and eta/phi numbers | |
896 | geom->GetCellIndex(absId,iSupMod,iTower,iIphi,iIeta); | |
897 | //Gives SuperModule and Tower numbers | |
898 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower, | |
83bfd77a | 899 | iIphi, iIeta,iphi,ieta); |
900 | //printf("Max id %d, iSM %d, col %d, row %d\n",absId,iSupMod,ieta,iphi); | |
901 | //printf("Max end---\n"); | |
d9b3567c | 902 | } |
903 | ||
88b96ad8 | 904 | //______________________________________ |
905 | void AliEMCALRecoUtils::InitParameters() | |
906 | { | |
907 | // Initialize data members with default values | |
908 | ||
909 | fParticleType = kPhoton; | |
910 | fPosAlgo = kUnchanged; | |
911 | fW0 = 4.5; | |
912 | ||
913 | fNonLinearityFunction = kNoCorrection; | |
914 | fNonLinearThreshold = 30; | |
915 | ||
916 | fExoticCellFraction = 0.97; | |
917 | fExoticCellDiffTime = 1e6; | |
918 | fExoticCellMinAmplitude = 0.5; | |
919 | ||
920 | fAODFilterMask = 32; | |
921 | ||
922 | fCutEtaPhiSum = kTRUE; | |
923 | fCutEtaPhiSeparate = kFALSE; | |
924 | ||
925 | fCutR = 0.05; | |
926 | fCutEta = 0.025; | |
927 | fCutPhi = 0.05; | |
928 | ||
929 | fClusterWindow = 100; | |
930 | fMass = 0.139; | |
931 | ||
932 | fStepSurface = 20.; | |
933 | fStepCluster = 5.; | |
934 | fTrackCutsType = kLooseCut; | |
935 | ||
936 | fCutMinTrackPt = 0; | |
937 | fCutMinNClusterTPC = -1; | |
938 | fCutMinNClusterITS = -1; | |
939 | ||
940 | fCutMaxChi2PerClusterTPC = 1e10; | |
941 | fCutMaxChi2PerClusterITS = 1e10; | |
942 | ||
943 | fCutRequireTPCRefit = kFALSE; | |
944 | fCutRequireITSRefit = kFALSE; | |
945 | fCutAcceptKinkDaughters = kFALSE; | |
946 | ||
947 | fCutMaxDCAToVertexXY = 1e10; | |
948 | fCutMaxDCAToVertexZ = 1e10; | |
949 | fCutDCAToVertex2D = kFALSE; | |
950 | ||
951 | ||
952 | //Misalignment matrices | |
7f5392da | 953 | for(Int_t i = 0; i < 15 ; i++) |
954 | { | |
88b96ad8 | 955 | fMisalTransShift[i] = 0.; |
956 | fMisalRotShift[i] = 0.; | |
957 | } | |
958 | ||
959 | //Non linearity | |
960 | for(Int_t i = 0; i < 7 ; i++) fNonLinearityParams[i] = 0.; | |
961 | ||
962 | //For kBeamTestCorrected case, but default is no correction | |
963 | fNonLinearityParams[0] = 0.99078; | |
964 | fNonLinearityParams[1] = 0.161499; | |
965 | fNonLinearityParams[2] = 0.655166; | |
966 | fNonLinearityParams[3] = 0.134101; | |
967 | fNonLinearityParams[4] = 163.282; | |
968 | fNonLinearityParams[5] = 23.6904; | |
969 | fNonLinearityParams[6] = 0.978; | |
970 | ||
971 | //For kPi0GammaGamma case | |
972 | //fNonLinearityParams[0] = 0.1457/0.1349766/1.038; | |
973 | //fNonLinearityParams[1] = -0.02024/0.1349766/1.038; | |
974 | //fNonLinearityParams[2] = 1.046; | |
975 | ||
976 | //Cluster energy smearing | |
977 | fSmearClusterEnergy = kFALSE; | |
978 | fSmearClusterParam[0] = 0.07; // * sqrt E term | |
979 | fSmearClusterParam[1] = 0.00; // * E term | |
980 | fSmearClusterParam[2] = 0.00; // constant | |
88b96ad8 | 981 | } |
982 | ||
983 | //_____________________________________________________ | |
984 | void AliEMCALRecoUtils::InitEMCALRecalibrationFactors() | |
985 | { | |
841dbf60 | 986 | //Init EMCAL recalibration factors |
987 | AliDebug(2,"AliCalorimeterUtils::InitEMCALRecalibrationFactors()"); | |
fbddd006 | 988 | //In order to avoid rewriting the same histograms |
841dbf60 | 989 | Bool_t oldStatus = TH1::AddDirectoryStatus(); |
990 | TH1::AddDirectory(kFALSE); | |
991 | ||
c3d9f926 | 992 | fEMCALRecalibrationFactors = new TObjArray(12); |
993 | for (int i = 0; i < 12; i++) | |
841dbf60 | 994 | fEMCALRecalibrationFactors->Add(new TH2F(Form("EMCALRecalFactors_SM%d",i), |
995 | Form("EMCALRecalFactors_SM%d",i), 48, 0, 48, 24, 0, 24)); | |
996 | //Init the histograms with 1 | |
7f5392da | 997 | for (Int_t sm = 0; sm < 12; sm++) |
998 | { | |
999 | for (Int_t i = 0; i < 48; i++) | |
1000 | { | |
1001 | for (Int_t j = 0; j < 24; j++) | |
1002 | { | |
841dbf60 | 1003 | SetEMCALChannelRecalibrationFactor(sm,i,j,1.); |
1004 | } | |
1005 | } | |
1006 | } | |
7f5392da | 1007 | |
841dbf60 | 1008 | fEMCALRecalibrationFactors->SetOwner(kTRUE); |
1009 | fEMCALRecalibrationFactors->Compress(); | |
fbddd006 | 1010 | |
841dbf60 | 1011 | //In order to avoid rewriting the same histograms |
fbddd006 | 1012 | TH1::AddDirectory(oldStatus); |
094786cc | 1013 | } |
1014 | ||
a520bcd0 | 1015 | //_________________________________________________________ |
841dbf60 | 1016 | void AliEMCALRecoUtils::InitEMCALTimeRecalibrationFactors() |
1017 | { | |
1018 | //Init EMCAL recalibration factors | |
1019 | AliDebug(2,"AliCalorimeterUtils::InitEMCALRecalibrationFactors()"); | |
1020 | //In order to avoid rewriting the same histograms | |
1021 | Bool_t oldStatus = TH1::AddDirectoryStatus(); | |
1022 | TH1::AddDirectory(kFALSE); | |
1023 | ||
1024 | fEMCALTimeRecalibrationFactors = new TObjArray(4); | |
1025 | for (int i = 0; i < 4; i++) | |
3bfc4732 | 1026 | fEMCALTimeRecalibrationFactors->Add(new TH1F(Form("hAllTimeAvBC%d",i), |
1027 | Form("hAllTimeAvBC%d",i), | |
c3d9f926 | 1028 | 48*24*12,0.,48*24*12) ); |
841dbf60 | 1029 | //Init the histograms with 1 |
7f5392da | 1030 | for (Int_t bc = 0; bc < 4; bc++) |
1031 | { | |
c3d9f926 | 1032 | for (Int_t i = 0; i < 48*24*12; i++) |
841dbf60 | 1033 | SetEMCALChannelTimeRecalibrationFactor(bc,i,0.); |
3bfc4732 | 1034 | } |
841dbf60 | 1035 | |
1036 | fEMCALTimeRecalibrationFactors->SetOwner(kTRUE); | |
1037 | fEMCALTimeRecalibrationFactors->Compress(); | |
1038 | ||
1039 | //In order to avoid rewriting the same histograms | |
fbddd006 | 1040 | TH1::AddDirectory(oldStatus); |
3bfc4732 | 1041 | } |
094786cc | 1042 | |
a520bcd0 | 1043 | //____________________________________________________ |
841dbf60 | 1044 | void AliEMCALRecoUtils::InitEMCALBadChannelStatusMap() |
1045 | { | |
1046 | //Init EMCAL bad channels map | |
1047 | AliDebug(2,"AliEMCALRecoUtils::InitEMCALBadChannelStatusMap()"); | |
1048 | //In order to avoid rewriting the same histograms | |
1049 | Bool_t oldStatus = TH1::AddDirectoryStatus(); | |
608c80a3 | 1050 | TH1::AddDirectory(kFALSE); |
1051 | ||
c3d9f926 | 1052 | fEMCALBadChannelMap = new TObjArray(12); |
841dbf60 | 1053 | //TH2F * hTemp = new TH2I("EMCALBadChannelMap","EMCAL SuperModule bad channel map", 48, 0, 48, 24, 0, 24); |
7f5392da | 1054 | for (int i = 0; i < 12; i++) |
1055 | { | |
841dbf60 | 1056 | fEMCALBadChannelMap->Add(new TH2I(Form("EMCALBadChannelMap_Mod%d",i),Form("EMCALBadChannelMap_Mod%d",i), 48, 0, 48, 24, 0, 24)); |
1057 | } | |
1058 | ||
1059 | fEMCALBadChannelMap->SetOwner(kTRUE); | |
1060 | fEMCALBadChannelMap->Compress(); | |
1061 | ||
1062 | //In order to avoid rewriting the same histograms | |
fbddd006 | 1063 | TH1::AddDirectory(oldStatus); |
fd6df01c | 1064 | } |
1065 | ||
88b96ad8 | 1066 | //____________________________________________________________________________ |
1067 | void AliEMCALRecoUtils::RecalibrateClusterEnergy(const AliEMCALGeometry* geom, | |
1068 | AliVCluster * cluster, | |
1069 | AliVCaloCells * cells, | |
1070 | const Int_t bc) | |
1071 | { | |
841dbf60 | 1072 | // Recalibrate the cluster energy and Time, considering the recalibration map |
3bfc4732 | 1073 | // and the energy of the cells and time that compose the cluster. |
1074 | // bc= bunch crossing number returned by esdevent->GetBunchCrossNumber(); | |
fbddd006 | 1075 | |
7f5392da | 1076 | if(!cluster) |
1077 | { | |
2aeb4226 | 1078 | AliInfo("Cluster pointer null!"); |
1079 | return; | |
1080 | } | |
1081 | ||
841dbf60 | 1082 | //Get the cluster number of cells and list of absId, check what kind of cluster do we have. |
1083 | UShort_t * index = cluster->GetCellsAbsId() ; | |
1084 | Double_t * fraction = cluster->GetCellsAmplitudeFraction() ; | |
1085 | Int_t ncells = cluster->GetNCells(); | |
fbddd006 | 1086 | |
841dbf60 | 1087 | //Initialize some used variables |
1088 | Float_t energy = 0; | |
1089 | Int_t absId =-1; | |
3bfc4732 | 1090 | Int_t icol =-1, irow =-1, imod=1; |
841dbf60 | 1091 | Float_t factor = 1, frac = 0; |
3bfc4732 | 1092 | Int_t absIdMax = -1; |
1093 | Float_t emax = 0; | |
1094 | ||
841dbf60 | 1095 | //Loop on the cells, get the cell amplitude and recalibration factor, multiply and and to the new energy |
7f5392da | 1096 | for(Int_t icell = 0; icell < ncells; icell++) |
1097 | { | |
841dbf60 | 1098 | absId = index[icell]; |
1099 | frac = fraction[icell]; | |
1100 | if(frac < 1e-5) frac = 1; //in case of EMCAL, this is set as 0 since unfolding is off | |
3bfc4732 | 1101 | |
7f5392da | 1102 | if(!fCellsRecalibrated && IsRecalibrationOn()) |
1103 | { | |
3bfc4732 | 1104 | // Energy |
1105 | Int_t iTower = -1, iIphi = -1, iIeta = -1; | |
1106 | geom->GetCellIndex(absId,imod,iTower,iIphi,iIeta); | |
1107 | if(fEMCALRecalibrationFactors->GetEntries() <= imod) continue; | |
fbddd006 | 1108 | geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,irow,icol); |
3bfc4732 | 1109 | factor = GetEMCALChannelRecalibrationFactor(imod,icol,irow); |
1110 | ||
1111 | AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - recalibrate cell: module %d, col %d, row %d, cell fraction %f,recalibration factor %f, cell energy %f\n", | |
1112 | imod,icol,irow,frac,factor,cells->GetCellAmplitude(absId))); | |
1113 | ||
1114 | } | |
1115 | ||
841dbf60 | 1116 | energy += cells->GetCellAmplitude(absId)*factor*frac; |
3bfc4732 | 1117 | |
7f5392da | 1118 | if(emax < cells->GetCellAmplitude(absId)*factor*frac) |
1119 | { | |
3bfc4732 | 1120 | emax = cells->GetCellAmplitude(absId)*factor*frac; |
1121 | absIdMax = absId; | |
1122 | } | |
841dbf60 | 1123 | } |
fbddd006 | 1124 | |
3a5708cd | 1125 | AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - Energy before %f, after %f \n",cluster->E(),energy)); |
3bfc4732 | 1126 | |
3a5708cd | 1127 | cluster->SetE(energy); |
3bfc4732 | 1128 | |
3a5708cd | 1129 | // Recalculate time of cluster |
1130 | Double_t timeorg = cluster->GetTOF(); | |
1131 | if(!fCellsRecalibrated && IsTimeRecalibrationOn()) | |
7f5392da | 1132 | { |
3a5708cd | 1133 | Double_t time = timeorg; |
1134 | RecalibrateCellTime(absIdMax,bc,time); | |
1135 | cluster->SetTOF(time); | |
1136 | } | |
3bfc4732 | 1137 | |
3a5708cd | 1138 | AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - Time before %f, after %f \n",timeorg,cluster->GetTOF())); |
3bfc4732 | 1139 | |
3bfc4732 | 1140 | } |
1141 | ||
a520bcd0 | 1142 | //_____________________________________________________________ |
1143 | void AliEMCALRecoUtils::RecalibrateCells(AliVCaloCells * cells, | |
1144 | const Int_t bc) | |
841dbf60 | 1145 | { |
1146 | // Recalibrate the cells time and energy, considering the recalibration map and the energy | |
3bfc4732 | 1147 | // of the cells that compose the cluster. |
1148 | // bc= bunch crossing number returned by esdevent->GetBunchCrossNumber(); | |
1149 | ||
32d59a13 | 1150 | if(!IsRecalibrationOn() && !IsTimeRecalibrationOn()) return; |
3bfc4732 | 1151 | |
7f5392da | 1152 | if(!cells) |
1153 | { | |
3bfc4732 | 1154 | AliInfo("Cells pointer null!"); |
1155 | return; | |
1156 | } | |
1157 | ||
fbddd006 | 1158 | Short_t absId =-1; |
a7e5a381 | 1159 | Bool_t accept = kFALSE; |
1160 | Float_t ecell = 0; | |
1161 | Double_t tcell = 0; | |
fbddd006 | 1162 | Double_t ecellin = 0; |
1163 | Double_t tcellin = 0; | |
1164 | Short_t mclabel = -1; | |
1165 | Double_t efrac = 0; | |
3bfc4732 | 1166 | |
841dbf60 | 1167 | Int_t nEMcell = cells->GetNumberOfCells() ; |
7f5392da | 1168 | for (Int_t iCell = 0; iCell < nEMcell; iCell++) |
1169 | { | |
fbddd006 | 1170 | cells->GetCell( iCell, absId, ecellin, tcellin, mclabel, efrac ); |
3bfc4732 | 1171 | |
a7e5a381 | 1172 | accept = AcceptCalibrateCell(absId, bc, ecell ,tcell ,cells); |
7f5392da | 1173 | if(!accept) |
1174 | { | |
a7e5a381 | 1175 | ecell = 0; |
fbddd006 | 1176 | tcell = -1; |
a7e5a381 | 1177 | } |
3bfc4732 | 1178 | |
1179 | //Set new values | |
fbddd006 | 1180 | cells->SetCell(iCell,absId,ecell, tcell, mclabel, efrac); |
3bfc4732 | 1181 | } |
841dbf60 | 1182 | |
1183 | fCellsRecalibrated = kTRUE; | |
094786cc | 1184 | } |
1185 | ||
88b96ad8 | 1186 | //_______________________________________________________________________________________________________ |
1187 | void AliEMCALRecoUtils::RecalibrateCellTime(const Int_t absId, const Int_t bc, Double_t & celltime) const | |
7d692da6 | 1188 | { |
841dbf60 | 1189 | // Recalibrate time of cell with absID considering the recalibration map |
3bfc4732 | 1190 | // bc= bunch crossing number returned by esdevent->GetBunchCrossNumber(); |
7d692da6 | 1191 | |
7f5392da | 1192 | if(!fCellsRecalibrated && IsTimeRecalibrationOn() && bc >= 0) |
1193 | { | |
7d692da6 | 1194 | celltime -= GetEMCALChannelTimeRecalibrationFactor(bc%4,absId)*1.e-9; ; |
3bfc4732 | 1195 | } |
3bfc4732 | 1196 | } |
1197 | ||
a520bcd0 | 1198 | //______________________________________________________________________________ |
1199 | void AliEMCALRecoUtils::RecalculateClusterPosition(const AliEMCALGeometry *geom, | |
1200 | AliVCaloCells* cells, | |
1201 | AliVCluster* clu) | |
d9b3567c | 1202 | { |
1203 | //For a given CaloCluster recalculates the position for a given set of misalignment shifts and puts it again in the CaloCluster. | |
1204 | ||
7f5392da | 1205 | if(!clu) |
1206 | { | |
2aeb4226 | 1207 | AliInfo("Cluster pointer null!"); |
1208 | return; | |
1209 | } | |
1210 | ||
094786cc | 1211 | if (fPosAlgo==kPosTowerGlobal) RecalculateClusterPositionFromTowerGlobal( geom, cells, clu); |
1212 | else if(fPosAlgo==kPosTowerIndex) RecalculateClusterPositionFromTowerIndex ( geom, cells, clu); | |
fd6df01c | 1213 | else AliDebug(2,"Algorithm to recalculate position not selected, do nothing."); |
094786cc | 1214 | } |
1215 | ||
a520bcd0 | 1216 | //_____________________________________________________________________________________________ |
1217 | void AliEMCALRecoUtils::RecalculateClusterPositionFromTowerGlobal(const AliEMCALGeometry *geom, | |
1218 | AliVCaloCells* cells, | |
1219 | AliVCluster* clu) | |
094786cc | 1220 | { |
1221 | // For a given CaloCluster recalculates the position for a given set of misalignment shifts and puts it again in the CaloCluster. | |
1222 | // The algorithm is a copy of what is done in AliEMCALRecPoint | |
1223 | ||
1224 | Double_t eCell = 0.; | |
1225 | Float_t fraction = 1.; | |
1226 | Float_t recalFactor = 1.; | |
1227 | ||
1228 | Int_t absId = -1; | |
1229 | Int_t iTower = -1, iIphi = -1, iIeta = -1; | |
1230 | Int_t iSupModMax = -1, iSM=-1, iphi = -1, ieta = -1; | |
1231 | Float_t weight = 0., totalWeight=0.; | |
1232 | Float_t newPos[3] = {0,0,0}; | |
1233 | Double_t pLocal[3], pGlobal[3]; | |
cb231979 | 1234 | Bool_t shared = kFALSE; |
1235 | ||
094786cc | 1236 | Float_t clEnergy = clu->E(); //Energy already recalibrated previously |
cb231979 | 1237 | GetMaxEnergyCell(geom, cells, clu, absId, iSupModMax, ieta, iphi,shared); |
094786cc | 1238 | Double_t depth = GetDepth(clEnergy,fParticleType,iSupModMax) ; |
1239 | ||
83bfd77a | 1240 | //printf("** Cluster energy %f, ncells %d, depth %f\n",clEnergy,clu->GetNCells(),depth); |
1241 | ||
7f5392da | 1242 | for (Int_t iDig=0; iDig< clu->GetNCells(); iDig++) |
1243 | { | |
841dbf60 | 1244 | absId = clu->GetCellAbsId(iDig); |
1245 | fraction = clu->GetCellAmplitudeFraction(iDig); | |
1246 | if(fraction < 1e-4) fraction = 1.; // in case unfolding is off | |
3bfc4732 | 1247 | |
7f5392da | 1248 | if (!fCellsRecalibrated) |
1249 | { | |
3bfc4732 | 1250 | geom->GetCellIndex(absId,iSM,iTower,iIphi,iIeta); |
fbddd006 | 1251 | geom->GetCellPhiEtaIndexInSModule(iSM,iTower,iIphi, iIeta,iphi,ieta); |
3bfc4732 | 1252 | |
7f5392da | 1253 | if(IsRecalibrationOn()) |
1254 | { | |
3bfc4732 | 1255 | recalFactor = GetEMCALChannelRecalibrationFactor(iSM,ieta,iphi); |
1256 | } | |
094786cc | 1257 | } |
3bfc4732 | 1258 | |
094786cc | 1259 | eCell = cells->GetCellAmplitude(absId)*fraction*recalFactor; |
1260 | ||
1261 | weight = GetCellWeight(eCell,clEnergy); | |
1262 | totalWeight += weight; | |
3bfc4732 | 1263 | |
094786cc | 1264 | geom->RelPosCellInSModule(absId,depth,pLocal[0],pLocal[1],pLocal[2]); |
83bfd77a | 1265 | //printf("pLocal (%f,%f,%f), SM %d, absId %d\n",pLocal[0],pLocal[1],pLocal[2],iSupModMax,absId); |
094786cc | 1266 | geom->GetGlobal(pLocal,pGlobal,iSupModMax); |
83bfd77a | 1267 | //printf("pLocal (%f,%f,%f)\n",pGlobal[0],pGlobal[1],pGlobal[2]); |
1268 | ||
094786cc | 1269 | for(int i=0; i<3; i++ ) newPos[i] += (weight*pGlobal[i]); |
094786cc | 1270 | }// cell loop |
1271 | ||
7f5392da | 1272 | if(totalWeight>0) |
1273 | { | |
094786cc | 1274 | for(int i=0; i<3; i++ ) newPos[i] /= totalWeight; |
1275 | } | |
1276 | ||
094786cc | 1277 | //Float_t pos[]={0,0,0}; |
1278 | //clu->GetPosition(pos); | |
1279 | //printf("OldPos : %2.3f,%2.3f,%2.3f\n",pos[0],pos[1],pos[2]); | |
83bfd77a | 1280 | //printf("NewPos : %2.3f,%2.3f,%2.3f\n",newPos[0],newPos[1],newPos[2]); |
094786cc | 1281 | |
7f5392da | 1282 | if(iSupModMax > 1) //sector 1 |
1283 | { | |
841dbf60 | 1284 | newPos[0] +=fMisalTransShift[3];//-=3.093; |
1285 | newPos[1] +=fMisalTransShift[4];//+=6.82; | |
1286 | newPos[2] +=fMisalTransShift[5];//+=1.635; | |
83bfd77a | 1287 | //printf(" + : %2.3f,%2.3f,%2.3f\n",fMisalTransShift[3],fMisalTransShift[4],fMisalTransShift[5]); |
7f5392da | 1288 | } else //sector 0 |
1289 | { | |
841dbf60 | 1290 | newPos[0] +=fMisalTransShift[0];//+=1.134; |
1291 | newPos[1] +=fMisalTransShift[1];//+=8.2; | |
1292 | newPos[2] +=fMisalTransShift[2];//+=1.197; | |
83bfd77a | 1293 | //printf(" + : %2.3f,%2.3f,%2.3f\n",fMisalTransShift[0],fMisalTransShift[1],fMisalTransShift[2]); |
841dbf60 | 1294 | } |
83bfd77a | 1295 | //printf("NewPos : %2.3f,%2.3f,%2.3f\n",newPos[0],newPos[1],newPos[2]); |
1296 | ||
094786cc | 1297 | clu->SetPosition(newPos); |
094786cc | 1298 | } |
1299 | ||
a520bcd0 | 1300 | //____________________________________________________________________________________________ |
1301 | void AliEMCALRecoUtils::RecalculateClusterPositionFromTowerIndex(const AliEMCALGeometry *geom, | |
1302 | AliVCaloCells* cells, | |
1303 | AliVCluster* clu) | |
094786cc | 1304 | { |
1305 | // For a given CaloCluster recalculates the position for a given set of misalignment shifts and puts it again in the CaloCluster. | |
1306 | // The algorithm works with the tower indeces, averages the indeces and from them it calculates the global position | |
1307 | ||
1308 | Double_t eCell = 1.; | |
1309 | Float_t fraction = 1.; | |
1310 | Float_t recalFactor = 1.; | |
1311 | ||
1312 | Int_t absId = -1; | |
d9b3567c | 1313 | Int_t iTower = -1; |
094786cc | 1314 | Int_t iIphi = -1, iIeta = -1; |
841dbf60 | 1315 | Int_t iSupMod = -1, iSupModMax = -1; |
d9b3567c | 1316 | Int_t iphi = -1, ieta =-1; |
cb231979 | 1317 | Bool_t shared = kFALSE; |
1318 | ||
d9b3567c | 1319 | Float_t clEnergy = clu->E(); //Energy already recalibrated previously. |
cb231979 | 1320 | GetMaxEnergyCell(geom, cells, clu, absId, iSupModMax, ieta, iphi,shared); |
094786cc | 1321 | Float_t depth = GetDepth(clEnergy,fParticleType,iSupMod) ; |
1322 | ||
d9b3567c | 1323 | Float_t weight = 0., weightedCol = 0., weightedRow = 0., totalWeight=0.; |
094786cc | 1324 | Bool_t areInSameSM = kTRUE; //exclude clusters with cells in different SMs for now |
1325 | Int_t startingSM = -1; | |
d9b3567c | 1326 | |
7f5392da | 1327 | for (Int_t iDig=0; iDig< clu->GetNCells(); iDig++) |
1328 | { | |
094786cc | 1329 | absId = clu->GetCellAbsId(iDig); |
1330 | fraction = clu->GetCellAmplitudeFraction(iDig); | |
1331 | if(fraction < 1e-4) fraction = 1.; // in case unfolding is off | |
3bfc4732 | 1332 | |
d9b3567c | 1333 | if (iDig==0) startingSM = iSupMod; |
1334 | else if(iSupMod != startingSM) areInSameSM = kFALSE; | |
094786cc | 1335 | |
1336 | eCell = cells->GetCellAmplitude(absId); | |
d9b3567c | 1337 | |
3bfc4732 | 1338 | geom->GetCellIndex(absId,iSupMod,iTower,iIphi,iIeta); |
fbddd006 | 1339 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi, iIeta,iphi,ieta); |
3bfc4732 | 1340 | |
7f5392da | 1341 | if (!fCellsRecalibrated) |
1342 | { | |
1343 | if(IsRecalibrationOn()) | |
1344 | { | |
3bfc4732 | 1345 | recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi); |
3bfc4732 | 1346 | } |
094786cc | 1347 | } |
3bfc4732 | 1348 | |
094786cc | 1349 | eCell = cells->GetCellAmplitude(absId)*fraction*recalFactor; |
d9b3567c | 1350 | |
094786cc | 1351 | weight = GetCellWeight(eCell,clEnergy); |
d9b3567c | 1352 | if(weight < 0) weight = 0; |
1353 | totalWeight += weight; | |
1354 | weightedCol += ieta*weight; | |
1355 | weightedRow += iphi*weight; | |
1356 | ||
1357 | //printf("Max cell? cell %d, amplitude org %f, fraction %f, recalibration %f, amplitude new %f \n",cellAbsId, cells->GetCellAmplitude(cellAbsId), fraction, recalFactor, eCell) ; | |
841dbf60 | 1358 | }// cell loop |
094786cc | 1359 | |
d9b3567c | 1360 | Float_t xyzNew[]={0.,0.,0.}; |
7f5392da | 1361 | if(areInSameSM == kTRUE) |
1362 | { | |
d9b3567c | 1363 | //printf("In Same SM\n"); |
1364 | weightedCol = weightedCol/totalWeight; | |
1365 | weightedRow = weightedRow/totalWeight; | |
094786cc | 1366 | geom->RecalculateTowerPosition(weightedRow, weightedCol, iSupModMax, depth, fMisalTransShift, fMisalRotShift, xyzNew); |
7f5392da | 1367 | } |
1368 | else | |
1369 | { | |
d9b3567c | 1370 | //printf("In Different SM\n"); |
094786cc | 1371 | geom->RecalculateTowerPosition(iphi, ieta, iSupModMax, depth, fMisalTransShift, fMisalRotShift, xyzNew); |
d9b3567c | 1372 | } |
d9b3567c | 1373 | |
094786cc | 1374 | clu->SetPosition(xyzNew); |
d9b3567c | 1375 | } |
1376 | ||
a520bcd0 | 1377 | //___________________________________________________________________________________________ |
1378 | void AliEMCALRecoUtils::RecalculateClusterDistanceToBadChannel(const AliEMCALGeometry * geom, | |
1379 | AliVCaloCells* cells, | |
1380 | AliVCluster * cluster) | |
841dbf60 | 1381 | { |
cb231979 | 1382 | //re-evaluate distance to bad channel with updated bad map |
1383 | ||
78467229 | 1384 | if(!fRecalDistToBadChannels) return; |
cb231979 | 1385 | |
7f5392da | 1386 | if(!cluster) |
1387 | { | |
2aeb4226 | 1388 | AliInfo("Cluster pointer null!"); |
1389 | return; | |
1390 | } | |
1391 | ||
841dbf60 | 1392 | //Get channels map of the supermodule where the cluster is. |
fbddd006 | 1393 | Int_t absIdMax = -1, iSupMod =-1, icolM = -1, irowM = -1; |
cb231979 | 1394 | Bool_t shared = kFALSE; |
1395 | GetMaxEnergyCell(geom, cells, cluster, absIdMax, iSupMod, icolM, irowM, shared); | |
1396 | TH2D* hMap = (TH2D*)fEMCALBadChannelMap->At(iSupMod); | |
1397 | ||
fbddd006 | 1398 | Int_t dRrow, dRcol; |
841dbf60 | 1399 | Float_t minDist = 10000.; |
1400 | Float_t dist = 0.; | |
cb231979 | 1401 | |
1402 | //Loop on tower status map | |
7f5392da | 1403 | for(Int_t irow = 0; irow < AliEMCALGeoParams::fgkEMCALRows; irow++) |
1404 | { | |
1405 | for(Int_t icol = 0; icol < AliEMCALGeoParams::fgkEMCALCols; icol++) | |
1406 | { | |
841dbf60 | 1407 | //Check if tower is bad. |
1408 | if(hMap->GetBinContent(icol,irow)==0) continue; | |
cb231979 | 1409 | //printf("AliEMCALRecoUtils::RecalculateDistanceToBadChannels() - \n \t Bad channel in SM %d, col %d, row %d, \n \t Cluster max in col %d, row %d\n", |
6fe0e6d0 | 1410 | // iSupMod,icol, irow, icolM,irowM); |
cb231979 | 1411 | |
1412 | dRrow=TMath::Abs(irowM-irow); | |
1413 | dRcol=TMath::Abs(icolM-icol); | |
1414 | dist=TMath::Sqrt(dRrow*dRrow+dRcol*dRcol); | |
7f5392da | 1415 | if(dist < minDist) |
1416 | { | |
cb231979 | 1417 | //printf("MIN DISTANCE TO BAD %2.2f\n",dist); |
1418 | minDist = dist; | |
1419 | } | |
841dbf60 | 1420 | } |
1421 | } | |
cb231979 | 1422 | |
841dbf60 | 1423 | //In case the cluster is shared by 2 SuperModules, need to check the map of the second Super Module |
7f5392da | 1424 | if (shared) |
1425 | { | |
841dbf60 | 1426 | TH2D* hMap2 = 0; |
1427 | Int_t iSupMod2 = -1; | |
cb231979 | 1428 | |
841dbf60 | 1429 | //The only possible combinations are (0,1), (2,3) ... (8,9) |
1430 | if(iSupMod%2) iSupMod2 = iSupMod-1; | |
1431 | else iSupMod2 = iSupMod+1; | |
1432 | hMap2 = (TH2D*)fEMCALBadChannelMap->At(iSupMod2); | |
cb231979 | 1433 | |
841dbf60 | 1434 | //Loop on tower status map of second super module |
7f5392da | 1435 | for(Int_t irow = 0; irow < AliEMCALGeoParams::fgkEMCALRows; irow++) |
1436 | { | |
1437 | for(Int_t icol = 0; icol < AliEMCALGeoParams::fgkEMCALCols; icol++) | |
1438 | { | |
841dbf60 | 1439 | //Check if tower is bad. |
1440 | if(hMap2->GetBinContent(icol,irow)==0) continue; | |
1441 | //printf("AliEMCALRecoUtils::RecalculateDistanceToBadChannels(shared) - \n \t Bad channel in SM %d, col %d, row %d \n \t Cluster max in SM %d, col %d, row %d\n", | |
1442 | // iSupMod2,icol, irow,iSupMod,icolM,irowM); | |
cb231979 | 1443 | dRrow=TMath::Abs(irow-irowM); |
1444 | ||
7f5392da | 1445 | if(iSupMod%2) |
1446 | { | |
841dbf60 | 1447 | dRcol=TMath::Abs(icol-(AliEMCALGeoParams::fgkEMCALCols+icolM)); |
7f5392da | 1448 | } else |
1449 | { | |
cb231979 | 1450 | dRcol=TMath::Abs(AliEMCALGeoParams::fgkEMCALCols+icol-icolM); |
841dbf60 | 1451 | } |
cb231979 | 1452 | |
841dbf60 | 1453 | dist=TMath::Sqrt(dRrow*dRrow+dRcol*dRcol); |
cb231979 | 1454 | if(dist < minDist) minDist = dist; |
841dbf60 | 1455 | } |
1456 | } | |
1457 | }// shared cluster in 2 SuperModules | |
78467229 | 1458 | |
6fe0e6d0 | 1459 | AliDebug(2,Form("Max cluster cell (SM,col,row)=(%d %d %d) - Distance to Bad Channel %2.2f",iSupMod, icolM, irowM, minDist)); |
1460 | cluster->SetDistanceToBadChannel(minDist); | |
cb231979 | 1461 | } |
1462 | ||
a520bcd0 | 1463 | //__________________________________________________________________ |
841dbf60 | 1464 | void AliEMCALRecoUtils::RecalculateClusterPID(AliVCluster * cluster) |
1465 | { | |
83bfd77a | 1466 | //re-evaluate identification parameters with bayesian |
2aeb4226 | 1467 | |
7f5392da | 1468 | if(!cluster) |
1469 | { | |
2aeb4226 | 1470 | AliInfo("Cluster pointer null!"); |
1471 | return; | |
1472 | } | |
1473 | ||
841dbf60 | 1474 | if ( cluster->GetM02() != 0) |
83bfd77a | 1475 | fPIDUtils->ComputePID(cluster->E(),cluster->GetM02()); |
1476 | ||
1477 | Float_t pidlist[AliPID::kSPECIESN+1]; | |
fbddd006 | 1478 | for(Int_t i = 0; i < AliPID::kSPECIESN+1; i++) pidlist[i] = fPIDUtils->GetPIDFinal(i); |
841dbf60 | 1479 | |
83bfd77a | 1480 | cluster->SetPID(pidlist); |
83bfd77a | 1481 | } |
1482 | ||
f0e9e976 | 1483 | //___________________________________________________________________________________________________________________ |
a520bcd0 | 1484 | void AliEMCALRecoUtils::RecalculateClusterShowerShapeParameters(const AliEMCALGeometry * geom, |
1485 | AliVCaloCells* cells, | |
f0e9e976 | 1486 | AliVCluster * cluster, |
1487 | Float_t & l0, Float_t & l1, | |
1488 | Float_t & disp, Float_t & dEta, Float_t & dPhi, | |
1489 | Float_t & sEta, Float_t & sPhi, Float_t & sEtaPhi) | |
83bfd77a | 1490 | { |
1491 | // Calculates new center of gravity in the local EMCAL-module coordinates | |
1492 | // and tranfers into global ALICE coordinates | |
1493 | // Calculates Dispersion and main axis | |
1494 | ||
7f5392da | 1495 | if(!cluster) |
1496 | { | |
2aeb4226 | 1497 | AliInfo("Cluster pointer null!"); |
1498 | return; | |
1499 | } | |
1500 | ||
83bfd77a | 1501 | Double_t eCell = 0.; |
1502 | Float_t fraction = 1.; | |
1503 | Float_t recalFactor = 1.; | |
1504 | ||
f0e9e976 | 1505 | Int_t iSupMod = -1; |
1506 | Int_t iTower = -1; | |
1507 | Int_t iIphi = -1; | |
1508 | Int_t iIeta = -1; | |
1509 | Int_t iphi = -1; | |
1510 | Int_t ieta = -1; | |
1511 | Double_t etai = -1.; | |
1512 | Double_t phii = -1.; | |
1513 | ||
1514 | Int_t nstat = 0 ; | |
1515 | Float_t wtot = 0.; | |
1516 | Double_t w = 0.; | |
1517 | Double_t etaMean = 0.; | |
1518 | Double_t phiMean = 0.; | |
83bfd77a | 1519 | |
1520 | //Loop on cells | |
7f5392da | 1521 | for(Int_t iDigit=0; iDigit < cluster->GetNCells(); iDigit++) |
1522 | { | |
83bfd77a | 1523 | //Get from the absid the supermodule, tower and eta/phi numbers |
1524 | geom->GetCellIndex(cluster->GetCellAbsId(iDigit),iSupMod,iTower,iIphi,iIeta); | |
1525 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi,iIeta, iphi,ieta); | |
1526 | ||
1527 | //Get the cell energy, if recalibration is on, apply factors | |
1528 | fraction = cluster->GetCellAmplitudeFraction(iDigit); | |
1529 | if(fraction < 1e-4) fraction = 1.; // in case unfolding is off | |
3bfc4732 | 1530 | |
7f5392da | 1531 | if (!fCellsRecalibrated) |
1532 | { | |
1533 | if(IsRecalibrationOn()) | |
1534 | { | |
3bfc4732 | 1535 | recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi); |
1536 | } | |
83bfd77a | 1537 | } |
3bfc4732 | 1538 | |
83bfd77a | 1539 | eCell = cells->GetCellAmplitude(cluster->GetCellAbsId(iDigit))*fraction*recalFactor; |
1540 | ||
7f5392da | 1541 | if(cluster->E() > 0 && eCell > 0) |
1542 | { | |
83bfd77a | 1543 | w = GetCellWeight(eCell,cluster->E()); |
1544 | ||
1545 | etai=(Double_t)ieta; | |
fbddd006 | 1546 | phii=(Double_t)iphi; |
f0e9e976 | 1547 | |
7f5392da | 1548 | if(w > 0.0) |
1549 | { | |
83bfd77a | 1550 | wtot += w ; |
fbddd006 | 1551 | nstat++; |
83bfd77a | 1552 | //Shower shape |
f0e9e976 | 1553 | sEta += w * etai * etai ; |
1554 | etaMean += w * etai ; | |
1555 | sPhi += w * phii * phii ; | |
1556 | phiMean += w * phii ; | |
1557 | sEtaPhi += w * etai * phii ; | |
83bfd77a | 1558 | } |
7f5392da | 1559 | } |
1560 | else | |
83bfd77a | 1561 | AliError(Form("Wrong energy %f and/or amplitude %f\n", eCell, cluster->E())); |
1562 | }//cell loop | |
1563 | ||
fbddd006 | 1564 | //Normalize to the weight |
7f5392da | 1565 | if (wtot > 0) |
1566 | { | |
f0e9e976 | 1567 | etaMean /= wtot ; |
1568 | phiMean /= wtot ; | |
83bfd77a | 1569 | } |
1570 | else | |
1571 | AliError(Form("Wrong weight %f\n", wtot)); | |
1572 | ||
fbddd006 | 1573 | //Calculate dispersion |
7f5392da | 1574 | for(Int_t iDigit=0; iDigit < cluster->GetNCells(); iDigit++) |
1575 | { | |
83bfd77a | 1576 | //Get from the absid the supermodule, tower and eta/phi numbers |
1577 | geom->GetCellIndex(cluster->GetCellAbsId(iDigit),iSupMod,iTower,iIphi,iIeta); | |
1578 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi,iIeta, iphi,ieta); | |
1579 | ||
1580 | //Get the cell energy, if recalibration is on, apply factors | |
1581 | fraction = cluster->GetCellAmplitudeFraction(iDigit); | |
1582 | if(fraction < 1e-4) fraction = 1.; // in case unfolding is off | |
7f5392da | 1583 | if (IsRecalibrationOn()) |
1584 | { | |
83bfd77a | 1585 | recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi); |
1586 | } | |
1587 | eCell = cells->GetCellAmplitude(cluster->GetCellAbsId(iDigit))*fraction*recalFactor; | |
1588 | ||
7f5392da | 1589 | if(cluster->E() > 0 && eCell > 0) |
1590 | { | |
83bfd77a | 1591 | w = GetCellWeight(eCell,cluster->E()); |
1592 | ||
1593 | etai=(Double_t)ieta; | |
fbddd006 | 1594 | phii=(Double_t)iphi; |
f0e9e976 | 1595 | if(w > 0.0) |
1596 | { | |
1597 | disp += w *((etai-etaMean)*(etai-etaMean)+(phii-phiMean)*(phii-phiMean)); | |
1598 | dEta += w * (etai-etaMean)*(etai-etaMean) ; | |
1599 | dPhi += w * (phii-phiMean)*(phii-phiMean) ; | |
1600 | } | |
83bfd77a | 1601 | } |
1602 | else | |
1603 | AliError(Form("Wrong energy %f and/or amplitude %f\n", eCell, cluster->E())); | |
1604 | }// cell loop | |
1605 | ||
1606 | //Normalize to the weigth and set shower shape parameters | |
7f5392da | 1607 | if (wtot > 0 && nstat > 1) |
1608 | { | |
f0e9e976 | 1609 | disp /= wtot ; |
1610 | dEta /= wtot ; | |
1611 | dPhi /= wtot ; | |
1612 | sEta /= wtot ; | |
1613 | sPhi /= wtot ; | |
1614 | sEtaPhi /= wtot ; | |
1615 | ||
1616 | sEta -= etaMean * etaMean ; | |
1617 | sPhi -= phiMean * phiMean ; | |
1618 | sEtaPhi -= etaMean * phiMean ; | |
1619 | ||
1620 | l0 = (0.5 * (sEta + sPhi) + TMath::Sqrt( 0.25 * (sEta - sPhi) * (sEta - sPhi) + sEtaPhi * sEtaPhi )); | |
1621 | l1 = (0.5 * (sEta + sPhi) - TMath::Sqrt( 0.25 * (sEta - sPhi) * (sEta - sPhi) + sEtaPhi * sEtaPhi )); | |
83bfd77a | 1622 | } |
7f5392da | 1623 | else |
1624 | { | |
f0e9e976 | 1625 | l0 = 0. ; |
1626 | l1 = 0. ; | |
1627 | dEta = 0. ; dPhi = 0. ; disp = 0. ; | |
1628 | sEta = 0. ; sPhi = 0. ; sEtaPhi = 0. ; | |
fbddd006 | 1629 | } |
83bfd77a | 1630 | |
83bfd77a | 1631 | } |
1632 | ||
f0e9e976 | 1633 | //____________________________________________________________________________________________ |
1634 | void AliEMCALRecoUtils::RecalculateClusterShowerShapeParameters(const AliEMCALGeometry * geom, | |
1635 | AliVCaloCells* cells, | |
1636 | AliVCluster * cluster) | |
1637 | { | |
1638 | // Calculates new center of gravity in the local EMCAL-module coordinates | |
1639 | // and tranfers into global ALICE coordinates | |
1640 | // Calculates Dispersion and main axis and puts them into the cluster | |
1641 | ||
1642 | Float_t l0 = 0., l1 = 0.; | |
1643 | Float_t disp = 0., dEta = 0., dPhi = 0.; | |
1644 | Float_t sEta = 0., sPhi = 0., sEtaPhi = 0.; | |
1645 | ||
1646 | AliEMCALRecoUtils::RecalculateClusterShowerShapeParameters(geom,cells,cluster,l0,l1,disp, | |
1647 | dEta, dPhi, sEta, sPhi, sEtaPhi); | |
1648 | ||
1649 | cluster->SetM02(l0); | |
1650 | cluster->SetM20(l1); | |
1651 | if(disp > 0. ) cluster->SetDispersion(TMath::Sqrt(disp)) ; | |
1652 | ||
1653 | } | |
1654 | ||
b540d03f | 1655 | //____________________________________________________________________________ |
a520bcd0 | 1656 | void AliEMCALRecoUtils::FindMatches(AliVEvent *event, |
1657 | TObjArray * clusterArr, | |
1658 | const AliEMCALGeometry *geom) | |
bd8c7aef | 1659 | { |
1660 | //This function should be called before the cluster loop | |
1661 | //Before call this function, please recalculate the cluster positions | |
1662 | //Given the input event, loop over all the tracks, select the closest cluster as matched with fCutR | |
1663 | //Store matched cluster indexes and residuals | |
61160f1f | 1664 | |
88b96ad8 | 1665 | fMatchedTrackIndex ->Reset(); |
bd8c7aef | 1666 | fMatchedClusterIndex->Reset(); |
fa4287a2 | 1667 | fResidualPhi->Reset(); |
1668 | fResidualEta->Reset(); | |
bd8c7aef | 1669 | |
841dbf60 | 1670 | fMatchedTrackIndex ->Set(1000); |
1671 | fMatchedClusterIndex->Set(1000); | |
1672 | fResidualPhi->Set(1000); | |
1673 | fResidualEta->Set(1000); | |
bd8c7aef | 1674 | |
1c7a2bf4 | 1675 | AliESDEvent* esdevent = dynamic_cast<AliESDEvent*> (event); |
1676 | AliAODEvent* aodevent = dynamic_cast<AliAODEvent*> (event); | |
57131575 | 1677 | |
88b96ad8 | 1678 | // init the magnetic field if not already on |
7f5392da | 1679 | if(!TGeoGlobalMagField::Instance()->GetField()) |
1680 | { | |
88b96ad8 | 1681 | AliInfo("Init the magnetic field\n"); |
1682 | if (esdevent) | |
1683 | { | |
1684 | esdevent->InitMagneticField(); | |
1685 | } | |
1686 | else if(aodevent) | |
1687 | { | |
1688 | Double_t curSol = 30000*aodevent->GetMagneticField()/5.00668; | |
1689 | Double_t curDip = 6000 *aodevent->GetMuonMagFieldScale(); | |
1690 | AliMagF *field = AliMagF::CreateFieldMap(curSol,curDip); | |
1691 | TGeoGlobalMagField::Instance()->SetField(field); | |
1692 | } | |
1693 | else | |
1694 | { | |
1695 | AliInfo("Mag Field not initialized, null esd/aod evetn pointers"); | |
1696 | } | |
1697 | ||
1698 | } // Init mag field | |
1699 | ||
8fc351e3 | 1700 | TObjArray *clusterArray = 0x0; |
1701 | if(!clusterArr) | |
1702 | { | |
1703 | clusterArray = new TObjArray(event->GetNumberOfCaloClusters()); | |
1704 | for(Int_t icl=0; icl<event->GetNumberOfCaloClusters(); icl++) | |
fbddd006 | 1705 | { |
1706 | AliVCluster *cluster = (AliVCluster*) event->GetCaloCluster(icl); | |
1707 | if(geom && !IsGoodCluster(cluster,geom,(AliVCaloCells*)event->GetEMCALCells())) continue; | |
1708 | clusterArray->AddAt(cluster,icl); | |
1709 | } | |
8fc351e3 | 1710 | } |
61160f1f | 1711 | |
bd8c7aef | 1712 | Int_t matched=0; |
bb6f5f0b | 1713 | Double_t cv[21]; |
1714 | for (Int_t i=0; i<21;i++) cv[i]=0; | |
bd8c7aef | 1715 | for(Int_t itr=0; itr<event->GetNumberOfTracks(); itr++) |
1716 | { | |
456126ad | 1717 | AliExternalTrackParam *trackParam = 0; |
61160f1f | 1718 | |
bb6f5f0b | 1719 | //If the input event is ESD, the starting point for extrapolation is TPCOut, if available, or TPCInner |
8fc351e3 | 1720 | AliESDtrack *esdTrack = 0; |
1721 | AliAODTrack *aodTrack = 0; | |
1c7a2bf4 | 1722 | if(esdevent) |
61160f1f | 1723 | { |
8fc351e3 | 1724 | esdTrack = esdevent->GetTrack(itr); |
1725 | if(!esdTrack) continue; | |
1726 | if(!IsAccepted(esdTrack)) continue; | |
61160f1f | 1727 | if(esdTrack->Pt()<fCutMinTrackPt) continue; |
8fc351e3 | 1728 | Double_t phi = esdTrack->Phi()*TMath::RadToDeg(); |
1729 | if(TMath::Abs(esdTrack->Eta())>0.8 || phi <= 20 || phi >= 240 ) continue; | |
97c0d532 | 1730 | trackParam = const_cast<AliExternalTrackParam*>(esdTrack->GetInnerParam()); |
61160f1f | 1731 | } |
bb6f5f0b | 1732 | |
1733 | //If the input event is AOD, the starting point for extrapolation is at vertex | |
8fc351e3 | 1734 | //AOD tracks are selected according to its filterbit. |
1c7a2bf4 | 1735 | else if(aodevent) |
61160f1f | 1736 | { |
8fc351e3 | 1737 | aodTrack = aodevent->GetTrack(itr); |
61160f1f | 1738 | if(!aodTrack) continue; |
1739 | if(!aodTrack->TestFilterMask(fAODFilterMask)) continue; //Select AOD tracks that fulfill GetStandardITSTPCTrackCuts2010() | |
1740 | if(aodTrack->Pt()<fCutMinTrackPt) continue; | |
8fc351e3 | 1741 | Double_t phi = aodTrack->Phi()*TMath::RadToDeg(); |
1742 | if(TMath::Abs(aodTrack->Eta())>0.8 || phi <= 20 || phi >= 240 ) continue; | |
61160f1f | 1743 | Double_t pos[3],mom[3]; |
1744 | aodTrack->GetXYZ(pos); | |
1745 | aodTrack->GetPxPyPz(mom); | |
1746 | AliDebug(5,Form("aod track: i=%d | pos=(%5.4f,%5.4f,%5.4f) | mom=(%5.4f,%5.4f,%5.4f) | charge=%d\n",itr,pos[0],pos[1],pos[2],mom[0],mom[1],mom[2],aodTrack->Charge())); | |
1747 | trackParam= new AliExternalTrackParam(pos,mom,cv,aodTrack->Charge()); | |
1748 | } | |
bd8c7aef | 1749 | |
bb6f5f0b | 1750 | //Return if the input data is not "AOD" or "ESD" |
1751 | else | |
61160f1f | 1752 | { |
1753 | printf("Wrong input data type! Should be \"AOD\" or \"ESD\"\n"); | |
8fc351e3 | 1754 | if(clusterArray) |
fbddd006 | 1755 | { |
1756 | clusterArray->Clear(); | |
1757 | delete clusterArray; | |
1758 | } | |
61160f1f | 1759 | return; |
1760 | } | |
1761 | ||
bb6f5f0b | 1762 | if(!trackParam) continue; |
8fc351e3 | 1763 | |
1764 | //Extrapolate the track to EMCal surface | |
1765 | AliExternalTrackParam emcalParam(*trackParam); | |
ee602376 | 1766 | Float_t eta, phi; |
1767 | if(!ExtrapolateTrackToEMCalSurface(&emcalParam, 430., fMass, fStepSurface, eta, phi)) | |
8fc351e3 | 1768 | { |
fbddd006 | 1769 | if(aodevent && trackParam) delete trackParam; |
1770 | continue; | |
8fc351e3 | 1771 | } |
1772 | ||
150f4870 | 1773 | // if(esdevent) |
1774 | // { | |
fbddd006 | 1775 | // esdTrack->SetOuterParam(&emcalParam,AliExternalTrackParam::kMultSec); |
150f4870 | 1776 | // } |
8fc351e3 | 1777 | |
1778 | if(TMath::Abs(eta)>0.75 || (phi) < 70*TMath::DegToRad() || (phi) > 190*TMath::DegToRad()) | |
1779 | { | |
fbddd006 | 1780 | if(aodevent && trackParam) delete trackParam; |
1781 | continue; | |
8fc351e3 | 1782 | } |
1783 | ||
1784 | ||
1785 | //Find matched clusters | |
bd8c7aef | 1786 | Int_t index = -1; |
8fc351e3 | 1787 | Float_t dEta = -999, dPhi = -999; |
1788 | if(!clusterArr) | |
61160f1f | 1789 | { |
fbddd006 | 1790 | index = FindMatchedClusterInClusterArr(&emcalParam, &emcalParam, clusterArray, dEta, dPhi); |
8fc351e3 | 1791 | } |
1792 | else | |
61160f1f | 1793 | { |
fbddd006 | 1794 | index = FindMatchedClusterInClusterArr(&emcalParam, &emcalParam, clusterArr, dEta, dPhi); |
8fc351e3 | 1795 | } |
61160f1f | 1796 | |
bd8c7aef | 1797 | if(index>-1) |
1798 | { | |
8fc351e3 | 1799 | fMatchedTrackIndex ->AddAt(itr,matched); |
1800 | fMatchedClusterIndex ->AddAt(index,matched); | |
1801 | fResidualEta ->AddAt(dEta,matched); | |
1802 | fResidualPhi ->AddAt(dPhi,matched); | |
bd8c7aef | 1803 | matched++; |
1804 | } | |
456126ad | 1805 | if(aodevent && trackParam) delete trackParam; |
bd8c7aef | 1806 | }//track loop |
8fc351e3 | 1807 | |
1808 | if(clusterArray) | |
1809 | { | |
1810 | clusterArray->Clear(); | |
1811 | delete clusterArray; | |
1812 | } | |
b540d03f | 1813 | |
1814 | AliDebug(2,Form("Number of matched pairs = %d !\n",matched)); | |
1815 | ||
8fc351e3 | 1816 | fMatchedTrackIndex ->Set(matched); |
1817 | fMatchedClusterIndex ->Set(matched); | |
1818 | fResidualPhi ->Set(matched); | |
1819 | fResidualEta ->Set(matched); | |
bd8c7aef | 1820 | } |
1821 | ||
b540d03f | 1822 | //________________________________________________________________________________ |
a520bcd0 | 1823 | Int_t AliEMCALRecoUtils::FindMatchedClusterInEvent(const AliESDtrack *track, |
1824 | const AliVEvent *event, | |
1825 | const AliEMCALGeometry *geom, | |
1826 | Float_t &dEta, Float_t &dPhi) | |
bb6f5f0b | 1827 | { |
1828 | // | |
1829 | // This function returns the index of matched cluster to input track | |
fa4287a2 | 1830 | // Returns -1 if no match is found |
bb6f5f0b | 1831 | Int_t index = -1; |
8fc351e3 | 1832 | Double_t phiV = track->Phi()*TMath::RadToDeg(); |
1833 | if(TMath::Abs(track->Eta())>0.8 || phiV <= 20 || phiV >= 240 ) return index; | |
97c0d532 | 1834 | AliExternalTrackParam *trackParam = const_cast<AliExternalTrackParam*>(track->GetInnerParam()); |
8fc351e3 | 1835 | if(!trackParam) return index; |
1836 | AliExternalTrackParam emcalParam(*trackParam); | |
ee602376 | 1837 | Float_t eta, phi; |
1838 | if(!ExtrapolateTrackToEMCalSurface(&emcalParam, 430., fMass, fStepSurface, eta, phi)) return index; | |
8fc351e3 | 1839 | if(TMath::Abs(eta)>0.75 || (phi) < 70*TMath::DegToRad() || (phi) > 190*TMath::DegToRad()) return index; |
1840 | ||
1841 | TObjArray *clusterArr = new TObjArray(event->GetNumberOfCaloClusters()); | |
1842 | ||
bb6f5f0b | 1843 | for(Int_t icl=0; icl<event->GetNumberOfCaloClusters(); icl++) |
61160f1f | 1844 | { |
1845 | AliVCluster *cluster = (AliVCluster*) event->GetCaloCluster(icl); | |
8fc351e3 | 1846 | if(geom && !IsGoodCluster(cluster,geom,(AliVCaloCells*)event->GetEMCALCells())) continue; |
1847 | clusterArr->AddAt(cluster,icl); | |
1848 | } | |
1849 | ||
1850 | index = FindMatchedClusterInClusterArr(&emcalParam, &emcalParam, clusterArr, dEta, dPhi); | |
1851 | clusterArr->Clear(); | |
1852 | delete clusterArr; | |
1853 | ||
1854 | return index; | |
1855 | } | |
1856 | ||
7f5392da | 1857 | //_______________________________________________________________________________________________ |
1858 | Int_t AliEMCALRecoUtils::FindMatchedClusterInClusterArr(const AliExternalTrackParam *emcalParam, | |
a520bcd0 | 1859 | AliExternalTrackParam *trkParam, |
7f5392da | 1860 | const TObjArray * clusterArr, |
a520bcd0 | 1861 | Float_t &dEta, Float_t &dPhi) |
8fc351e3 | 1862 | { |
7f5392da | 1863 | // Find matched cluster in array |
1864 | ||
8fc351e3 | 1865 | dEta=-999, dPhi=-999; |
1866 | Float_t dRMax = fCutR, dEtaMax=fCutEta, dPhiMax=fCutPhi; | |
1867 | Int_t index = -1; | |
ee602376 | 1868 | Float_t tmpEta=-999, tmpPhi=-999; |
8fc351e3 | 1869 | |
1870 | Double_t exPos[3] = {0.,0.,0.}; | |
1871 | if(!emcalParam->GetXYZ(exPos)) return index; | |
1872 | ||
1873 | Float_t clsPos[3] = {0.,0.,0.}; | |
1874 | for(Int_t icl=0; icl<clusterArr->GetEntriesFast(); icl++) | |
bb6f5f0b | 1875 | { |
8fc351e3 | 1876 | AliVCluster *cluster = dynamic_cast<AliVCluster*> (clusterArr->At(icl)) ; |
1877 | if(!cluster || !cluster->IsEMCAL()) continue; | |
1878 | cluster->GetPosition(clsPos); | |
1879 | Double_t dR = TMath::Sqrt(TMath::Power(exPos[0]-clsPos[0],2)+TMath::Power(exPos[1]-clsPos[1],2)+TMath::Power(exPos[2]-clsPos[2],2)); | |
1880 | if(dR > fClusterWindow) continue; | |
1881 | ||
1882 | AliExternalTrackParam trkPamTmp (*trkParam);//Retrieve the starting point every time before the extrapolation | |
ee602376 | 1883 | if(!ExtrapolateTrackToCluster(&trkPamTmp, cluster, fMass, fStepCluster, tmpEta, tmpPhi)) continue; |
8fc351e3 | 1884 | if(fCutEtaPhiSum) |
1885 | { | |
1886 | Float_t tmpR=TMath::Sqrt(tmpEta*tmpEta + tmpPhi*tmpPhi); | |
1887 | if(tmpR<dRMax) | |
fbddd006 | 1888 | { |
1889 | dRMax=tmpR; | |
1890 | dEtaMax=tmpEta; | |
1891 | dPhiMax=tmpPhi; | |
1892 | index=icl; | |
1893 | } | |
8fc351e3 | 1894 | } |
1895 | else if(fCutEtaPhiSeparate) | |
1896 | { | |
1897 | if(TMath::Abs(tmpEta)<TMath::Abs(dEtaMax) && TMath::Abs(tmpPhi)<TMath::Abs(dPhiMax)) | |
fbddd006 | 1898 | { |
1899 | dEtaMax = tmpEta; | |
1900 | dPhiMax = tmpPhi; | |
1901 | index=icl; | |
1902 | } | |
8fc351e3 | 1903 | } |
1904 | else | |
1905 | { | |
1906 | printf("Error: please specify your cut criteria\n"); | |
1907 | printf("To cut on sqrt(dEta^2+dPhi^2), use: SwitchOnCutEtaPhiSum()\n"); | |
1908 | printf("To cut on dEta and dPhi separately, use: SwitchOnCutEtaPhiSeparate()\n"); | |
1909 | return index; | |
1910 | } | |
61160f1f | 1911 | } |
8fc351e3 | 1912 | |
1913 | dEta=dEtaMax; | |
1914 | dPhi=dPhiMax; | |
1915 | ||
bb6f5f0b | 1916 | return index; |
1917 | } | |
1918 | ||
88b96ad8 | 1919 | //------------------------------------------------------------------------------------ |
1920 | Bool_t AliEMCALRecoUtils::ExtrapolateTrackToEMCalSurface(AliExternalTrackParam *trkParam, | |
a520bcd0 | 1921 | const Double_t emcalR, |
1922 | const Double_t mass, | |
1923 | const Double_t step, | |
88b96ad8 | 1924 | Float_t &eta, |
1925 | Float_t &phi) | |
ee602376 | 1926 | { |
88b96ad8 | 1927 | //Extrapolate track to EMCAL surface |
1928 | ||
ee602376 | 1929 | eta = -999, phi = -999; |
1930 | if(!trkParam) return kFALSE; | |
1931 | if(!AliTrackerBase::PropagateTrackToBxByBz(trkParam, emcalR, mass, step, kTRUE, 0.8, -1)) return kFALSE; | |
1932 | Double_t trkPos[3] = {0.,0.,0.}; | |
1933 | if(!trkParam->GetXYZ(trkPos)) return kFALSE; | |
1934 | TVector3 trkPosVec(trkPos[0],trkPos[1],trkPos[2]); | |
1935 | eta = trkPosVec.Eta(); | |
1936 | phi = trkPosVec.Phi(); | |
1937 | if(phi<0) | |
1938 | phi += 2*TMath::Pi(); | |
1939 | ||
1940 | return kTRUE; | |
1941 | } | |
1942 | ||
88b96ad8 | 1943 | //----------------------------------------------------------------------------------- |
1944 | Bool_t AliEMCALRecoUtils::ExtrapolateTrackToPosition(AliExternalTrackParam *trkParam, | |
1945 | const Float_t *clsPos, | |
1946 | Double_t mass, | |
1947 | Double_t step, | |
1948 | Float_t &tmpEta, | |
1949 | Float_t &tmpPhi) | |
ee602376 | 1950 | { |
1951 | // | |
1952 | //Return the residual by extrapolating a track param to a global position | |
1953 | // | |
1954 | tmpEta = -999; | |
1955 | tmpPhi = -999; | |
1956 | if(!trkParam) return kFALSE; | |
1957 | Double_t trkPos[3] = {0.,0.,0.}; | |
1958 | TVector3 vec(clsPos[0],clsPos[1],clsPos[2]); | |
1959 | Double_t alpha = ((int)(vec.Phi()*TMath::RadToDeg()/20)+0.5)*20*TMath::DegToRad(); | |
1960 | vec.RotateZ(-alpha); //Rotate the cluster to the local extrapolation coordinate system | |
1961 | if(!AliTrackerBase::PropagateTrackToBxByBz(trkParam, vec.X(), mass, step,kTRUE, 0.8, -1)) return kFALSE; | |
1962 | if(!trkParam->GetXYZ(trkPos)) return kFALSE; //Get the extrapolated global position | |
1963 | ||
1964 | TVector3 clsPosVec(clsPos[0],clsPos[1],clsPos[2]); | |
1965 | TVector3 trkPosVec(trkPos[0],trkPos[1],trkPos[2]); | |
1966 | ||
1967 | // track cluster matching | |
1968 | tmpPhi = clsPosVec.DeltaPhi(trkPosVec); // tmpPhi is between -pi and pi | |
1969 | tmpEta = clsPosVec.Eta()-trkPosVec.Eta(); | |
1970 | ||
1971 | return kTRUE; | |
1972 | } | |
1973 | ||
88b96ad8 | 1974 | //---------------------------------------------------------------------------------- |
1975 | Bool_t AliEMCALRecoUtils::ExtrapolateTrackToCluster(AliExternalTrackParam *trkParam, | |
7f5392da | 1976 | const AliVCluster *cluster, |
a520bcd0 | 1977 | const Double_t mass, |
1978 | const Double_t step, | |
88b96ad8 | 1979 | Float_t &tmpEta, |
1980 | Float_t &tmpPhi) | |
ee602376 | 1981 | { |
1982 | // | |
1983 | //Return the residual by extrapolating a track param to a cluster | |
1984 | // | |
1985 | tmpEta = -999; | |
1986 | tmpPhi = -999; | |
1987 | if(!cluster || !trkParam) return kFALSE; | |
1988 | ||
1989 | Float_t clsPos[3] = {0.,0.,0.}; | |
1990 | cluster->GetPosition(clsPos); | |
1991 | ||
1992 | return ExtrapolateTrackToPosition(trkParam, clsPos, mass, step, tmpEta, tmpPhi); | |
1993 | } | |
1994 | ||
88b96ad8 | 1995 | //--------------------------------------------------------------------------------- |
1996 | Bool_t AliEMCALRecoUtils::ExtrapolateTrackToCluster(AliExternalTrackParam *trkParam, | |
7f5392da | 1997 | const AliVCluster *cluster, |
88b96ad8 | 1998 | Float_t &tmpEta, |
1999 | Float_t &tmpPhi) | |
bb6f5f0b | 2000 | { |
2001 | // | |
ee602376 | 2002 | //Return the residual by extrapolating a track param to a clusterfStepCluster |
bb6f5f0b | 2003 | // |
8fc351e3 | 2004 | |
ee602376 | 2005 | return ExtrapolateTrackToCluster(trkParam, cluster, fMass, fStepCluster, tmpEta, tmpPhi); |
bb6f5f0b | 2006 | } |
2007 | ||
a520bcd0 | 2008 | //_______________________________________________________________________ |
2009 | void AliEMCALRecoUtils::GetMatchedResiduals(const Int_t clsIndex, | |
2010 | Float_t &dEta, Float_t &dPhi) | |
bd8c7aef | 2011 | { |
bb6f5f0b | 2012 | //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex) |
fa4287a2 | 2013 | //Get the residuals dEta and dPhi for this cluster to the closest track |
bb6f5f0b | 2014 | //Works with ESDs and AODs |
bd8c7aef | 2015 | |
bb6f5f0b | 2016 | if( FindMatchedPosForCluster(clsIndex) >= 999 ) |
bd8c7aef | 2017 | { |
2018 | AliDebug(2,"No matched tracks found!\n"); | |
fa4287a2 | 2019 | dEta=999.; |
2020 | dPhi=999.; | |
bd8c7aef | 2021 | return; |
2022 | } | |
fa4287a2 | 2023 | dEta = fResidualEta->At(FindMatchedPosForCluster(clsIndex)); |
2024 | dPhi = fResidualPhi->At(FindMatchedPosForCluster(clsIndex)); | |
bb6f5f0b | 2025 | } |
841dbf60 | 2026 | |
88b96ad8 | 2027 | //______________________________________________________________________________________________ |
fa4287a2 | 2028 | void AliEMCALRecoUtils::GetMatchedClusterResiduals(Int_t trkIndex, Float_t &dEta, Float_t &dPhi) |
bb6f5f0b | 2029 | { |
2030 | //Given a track index as in AliESDEvent::GetTrack(trkIndex) | |
fa4287a2 | 2031 | //Get the residuals dEta and dPhi for this track to the closest cluster |
bb6f5f0b | 2032 | //Works with ESDs and AODs |
2033 | ||
2034 | if( FindMatchedPosForTrack(trkIndex) >= 999 ) | |
2035 | { | |
2036 | AliDebug(2,"No matched cluster found!\n"); | |
fa4287a2 | 2037 | dEta=999.; |
2038 | dPhi=999.; | |
bb6f5f0b | 2039 | return; |
2040 | } | |
fa4287a2 | 2041 | dEta = fResidualEta->At(FindMatchedPosForTrack(trkIndex)); |
2042 | dPhi = fResidualPhi->At(FindMatchedPosForTrack(trkIndex)); | |
bb6f5f0b | 2043 | } |
2044 | ||
2045 | //__________________________________________________________ | |
2046 | Int_t AliEMCALRecoUtils::GetMatchedTrackIndex(Int_t clsIndex) | |
2047 | { | |
2048 | //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex) | |
2049 | //Get the index of matched track to this cluster | |
2050 | //Works with ESDs and AODs | |
2051 | ||
2052 | if(IsClusterMatched(clsIndex)) | |
2053 | return fMatchedTrackIndex->At(FindMatchedPosForCluster(clsIndex)); | |
2054 | else | |
2055 | return -1; | |
bd8c7aef | 2056 | } |
2057 | ||
b540d03f | 2058 | //__________________________________________________________ |
bb6f5f0b | 2059 | Int_t AliEMCALRecoUtils::GetMatchedClusterIndex(Int_t trkIndex) |
b540d03f | 2060 | { |
bb6f5f0b | 2061 | //Given a track index as in AliESDEvent::GetTrack(trkIndex) |
2062 | //Get the index of matched cluster to this track | |
2063 | //Works with ESDs and AODs | |
b540d03f | 2064 | |
bb6f5f0b | 2065 | if(IsTrackMatched(trkIndex)) |
2066 | return fMatchedClusterIndex->At(FindMatchedPosForTrack(trkIndex)); | |
b540d03f | 2067 | else |
2068 | return -1; | |
2069 | } | |
2070 | ||
7f5392da | 2071 | //______________________________________________________________ |
7cdec71f | 2072 | Bool_t AliEMCALRecoUtils::IsClusterMatched(Int_t clsIndex) const |
bb6f5f0b | 2073 | { |
2074 | //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex) | |
2075 | //Returns if the cluster has a match | |
2076 | if(FindMatchedPosForCluster(clsIndex) < 999) | |
2077 | return kTRUE; | |
2078 | else | |
2079 | return kFALSE; | |
2080 | } | |
b540d03f | 2081 | |
7f5392da | 2082 | //____________________________________________________________ |
7cdec71f | 2083 | Bool_t AliEMCALRecoUtils::IsTrackMatched(Int_t trkIndex) const |
bd8c7aef | 2084 | { |
bb6f5f0b | 2085 | //Given a track index as in AliESDEvent::GetTrack(trkIndex) |
2086 | //Returns if the track has a match | |
2087 | if(FindMatchedPosForTrack(trkIndex) < 999) | |
82d09e74 | 2088 | return kTRUE; |
bd8c7aef | 2089 | else |
2090 | return kFALSE; | |
2091 | } | |
bb6f5f0b | 2092 | |
7f5392da | 2093 | //______________________________________________________________________ |
bb6f5f0b | 2094 | UInt_t AliEMCALRecoUtils::FindMatchedPosForCluster(Int_t clsIndex) const |
bd8c7aef | 2095 | { |
bb6f5f0b | 2096 | //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex) |
bd8c7aef | 2097 | //Returns the position of the match in the fMatchedClusterIndex array |
2098 | Float_t tmpR = fCutR; | |
81efb149 | 2099 | UInt_t pos = 999; |
b540d03f | 2100 | |
7f5392da | 2101 | for(Int_t i=0; i<fMatchedClusterIndex->GetSize(); i++) |
2102 | { | |
2103 | if(fMatchedClusterIndex->At(i)==clsIndex) | |
2104 | { | |
841dbf60 | 2105 | Float_t r = TMath::Sqrt(fResidualEta->At(i)*fResidualEta->At(i) + fResidualPhi->At(i)*fResidualPhi->At(i)); |
7f5392da | 2106 | if(r<tmpR) |
2107 | { | |
841dbf60 | 2108 | pos=i; |
2109 | tmpR=r; | |
7f5392da | 2110 | AliDebug(3,Form("Matched cluster index: index: %d, dEta: %2.4f, dPhi: %2.4f.\n", |
2111 | fMatchedClusterIndex->At(i),fResidualEta->At(i),fResidualPhi->At(i))); | |
fa4287a2 | 2112 | } |
841dbf60 | 2113 | } |
bb6f5f0b | 2114 | } |
2115 | return pos; | |
2116 | } | |
2117 | ||
7f5392da | 2118 | //____________________________________________________________________ |
bb6f5f0b | 2119 | UInt_t AliEMCALRecoUtils::FindMatchedPosForTrack(Int_t trkIndex) const |
2120 | { | |
2121 | //Given a track index as in AliESDEvent::GetTrack(trkIndex) | |
2122 | //Returns the position of the match in the fMatchedTrackIndex array | |
2123 | Float_t tmpR = fCutR; | |
2124 | UInt_t pos = 999; | |
2125 | ||
7f5392da | 2126 | for(Int_t i=0; i<fMatchedTrackIndex->GetSize(); i++) |
2127 | { | |
2128 | if(fMatchedTrackIndex->At(i)==trkIndex) | |
2129 | { | |
841dbf60 | 2130 | Float_t r = TMath::Sqrt(fResidualEta->At(i)*fResidualEta->At(i) + fResidualPhi->At(i)*fResidualPhi->At(i)); |
7f5392da | 2131 | if(r<tmpR) |
2132 | { | |
841dbf60 | 2133 | pos=i; |
2134 | tmpR=r; | |
7f5392da | 2135 | AliDebug(3,Form("Matched track index: index: %d, dEta: %2.4f, dPhi: %2.4f.\n", |
2136 | fMatchedTrackIndex->At(i),fResidualEta->At(i),fResidualPhi->At(i))); | |
fa4287a2 | 2137 | } |
841dbf60 | 2138 | } |
b540d03f | 2139 | } |
bd8c7aef | 2140 | return pos; |
2141 | } | |
2142 | ||
a520bcd0 | 2143 | //__________________________________________________________________________ |
2144 | Bool_t AliEMCALRecoUtils::IsGoodCluster(AliVCluster *cluster, | |
2145 | const AliEMCALGeometry *geom, | |
a7e5a381 | 2146 | AliVCaloCells* cells,const Int_t bc) |
b5078f5d | 2147 | { |
2148 | // check if the cluster survives some quality cut | |
2149 | // | |
2150 | // | |
2151 | Bool_t isGood=kTRUE; | |
7f5392da | 2152 | |
a7e5a381 | 2153 | if(!cluster || !cluster->IsEMCAL()) return kFALSE; |
2154 | ||
fa4287a2 | 2155 | if(ClusterContainsBadChannel(geom,cluster->GetCellsAbsId(),cluster->GetNCells())) return kFALSE; |
a7e5a381 | 2156 | |
fa4287a2 | 2157 | if(!CheckCellFiducialRegion(geom,cluster,cells)) return kFALSE; |
a7e5a381 | 2158 | |
2159 | if(IsExoticCluster(cluster, cells,bc)) return kFALSE; | |
b5078f5d | 2160 | |
2161 | return isGood; | |
2162 | } | |
2163 | ||
b540d03f | 2164 | //__________________________________________________________ |
bd8c7aef | 2165 | Bool_t AliEMCALRecoUtils::IsAccepted(AliESDtrack *esdTrack) |
2166 | { | |
2167 | // Given a esd track, return whether the track survive all the cuts | |
2168 | ||
2169 | // The different quality parameter are first | |
2170 | // retrieved from the track. then it is found out what cuts the | |
2171 | // track did not survive and finally the cuts are imposed. | |
2172 | ||
2173 | UInt_t status = esdTrack->GetStatus(); | |
2174 | ||
2175 | Int_t nClustersITS = esdTrack->GetITSclusters(0); | |
2176 | Int_t nClustersTPC = esdTrack->GetTPCclusters(0); | |
2177 | ||
2178 | Float_t chi2PerClusterITS = -1; | |
2179 | Float_t chi2PerClusterTPC = -1; | |
2180 | if (nClustersITS!=0) | |
2181 | chi2PerClusterITS = esdTrack->GetITSchi2()/Float_t(nClustersITS); | |
2182 | if (nClustersTPC!=0) | |
2183 | chi2PerClusterTPC = esdTrack->GetTPCchi2()/Float_t(nClustersTPC); | |
82d09e74 | 2184 | |
2185 | ||
2186 | //DCA cuts | |
827f9f23 | 2187 | if(fTrackCutsType==kGlobalCut) |
2188 | { | |
2189 | Float_t maxDCAToVertexXYPtDep = 0.0182 + 0.0350/TMath::Power(esdTrack->Pt(),1.01); //This expression comes from AliESDtrackCuts::GetStandardITSTPCTrackCuts2010() | |
2190 | //AliDebug(3,Form("Track pT = %f, DCAtoVertexXY = %f",esdTrack->Pt(),MaxDCAToVertexXYPtDep)); | |
2191 | SetMaxDCAToVertexXY(maxDCAToVertexXYPtDep); //Set pT dependent DCA cut to vertex in x-y plane | |
2192 | } | |
82d09e74 | 2193 | |
2194 | ||
bd8c7aef | 2195 | Float_t b[2]; |
2196 | Float_t bCov[3]; | |
2197 | esdTrack->GetImpactParameters(b,bCov); | |
7f5392da | 2198 | if (bCov[0]<=0 || bCov[2]<=0) |
2199 | { | |
bd8c7aef | 2200 | AliDebug(1, "Estimated b resolution lower or equal zero!"); |
2201 | bCov[0]=0; bCov[2]=0; | |
2202 | } | |
2203 | ||
2204 | Float_t dcaToVertexXY = b[0]; | |
2205 | Float_t dcaToVertexZ = b[1]; | |
2206 | Float_t dcaToVertex = -1; | |
2207 | ||
2208 | if (fCutDCAToVertex2D) | |
2209 | dcaToVertex = TMath::Sqrt(dcaToVertexXY*dcaToVertexXY/fCutMaxDCAToVertexXY/fCutMaxDCAToVertexXY + dcaToVertexZ*dcaToVertexZ/fCutMaxDCAToVertexZ/fCutMaxDCAToVertexZ); | |
2210 | else | |
2211 | dcaToVertex = TMath::Sqrt(dcaToVertexXY*dcaToVertexXY + dcaToVertexZ*dcaToVertexZ); | |
2212 | ||
2213 | // cut the track? | |
2214 | ||
2215 | Bool_t cuts[kNCuts]; | |
2216 | for (Int_t i=0; i<kNCuts; i++) cuts[i]=kFALSE; | |
2217 | ||
2218 | // track quality cuts | |
2219 | if (fCutRequireTPCRefit && (status&AliESDtrack::kTPCrefit)==0) | |
2220 | cuts[0]=kTRUE; | |
2221 | if (fCutRequireITSRefit && (status&AliESDtrack::kITSrefit)==0) | |
2222 | cuts[1]=kTRUE; | |
2223 | if (nClustersTPC<fCutMinNClusterTPC) | |
2224 | cuts[2]=kTRUE; | |
2225 | if (nClustersITS<fCutMinNClusterITS) | |
2226 | cuts[3]=kTRUE; | |
2227 | if (chi2PerClusterTPC>fCutMaxChi2PerClusterTPC) | |
2228 | cuts[4]=kTRUE; | |
2229 | if (chi2PerClusterITS>fCutMaxChi2PerClusterITS) | |
2230 | cuts[5]=kTRUE; | |
2231 | if (!fCutAcceptKinkDaughters && esdTrack->GetKinkIndex(0)>0) | |
2232 | cuts[6]=kTRUE; | |
2233 | if (fCutDCAToVertex2D && dcaToVertex > 1) | |
2234 | cuts[7] = kTRUE; | |
2235 | if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexXY) > fCutMaxDCAToVertexXY) | |
2236 | cuts[8] = kTRUE; | |
2237 | if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) > fCutMaxDCAToVertexZ) | |
2238 | cuts[9] = kTRUE; | |
2239 | ||
827f9f23 | 2240 | if(fTrackCutsType==kGlobalCut) |
2241 | { | |
2242 | //Require at least one SPD point + anything else in ITS | |
2243 | if( (esdTrack->HasPointOnITSLayer(0) || esdTrack->HasPointOnITSLayer(1)) == kFALSE) | |
fbddd006 | 2244 | cuts[10] = kTRUE; |
827f9f23 | 2245 | } |
82d09e74 | 2246 | |
bd8c7aef | 2247 | Bool_t cut=kFALSE; |
827f9f23 | 2248 | for (Int_t i=0; i<kNCuts; i++) |
7f5392da | 2249 | if (cuts[i]) { cut = kTRUE ; } |
bd8c7aef | 2250 | |
2251 | // cut the track | |
2252 | if (cut) | |
2253 | return kFALSE; | |
2254 | else | |
2255 | return kTRUE; | |
2256 | } | |
827f9f23 | 2257 | |
88b96ad8 | 2258 | //_____________________________________ |
bd8c7aef | 2259 | void AliEMCALRecoUtils::InitTrackCuts() |
2260 | { | |
2261 | //Intilize the track cut criteria | |
5f7714ad | 2262 | //By default these cuts are set according to AliESDtrackCuts::GetStandardTPCOnlyTrackCuts() |
bd8c7aef | 2263 | //Also you can customize the cuts using the setters |
82d09e74 | 2264 | |
5f7714ad | 2265 | switch (fTrackCutsType) |
88b96ad8 | 2266 | { |
5f7714ad | 2267 | case kTPCOnlyCut: |
88b96ad8 | 2268 | { |
2269 | AliInfo(Form("Track cuts for matching: GetStandardTPCOnlyTrackCuts()")); | |
2270 | //TPC | |
2271 | SetMinNClustersTPC(70); | |
2272 | SetMaxChi2PerClusterTPC(4); | |
2273 | SetAcceptKinkDaughters(kFALSE); | |
2274 | SetRequireTPCRefit(kFALSE); | |
2275 | ||
2276 | //ITS | |
2277 | SetRequireITSRefit(kFALSE); | |
2278 | SetMaxDCAToVertexZ(3.2); | |
2279 | SetMaxDCAToVertexXY(2.4); | |
2280 | SetDCAToVertex2D(kTRUE); | |
2281 | ||
2282 | break; | |
2283 | } | |
2284 | ||
5f7714ad | 2285 | case kGlobalCut: |
88b96ad8 | 2286 | { |
2287 | AliInfo(Form("Track cuts for matching: GetStandardITSTPCTrackCuts2010(kTURE)")); | |
2288 | //TPC | |
2289 | SetMinNClustersTPC(70); | |
2290 | SetMaxChi2PerClusterTPC(4); | |
2291 | SetAcceptKinkDaughters(kFALSE); | |
2292 | SetRequireTPCRefit(kTRUE); | |
2293 | ||
2294 | //ITS | |
2295 | SetRequireITSRefit(kTRUE); | |
2296 | SetMaxDCAToVertexZ(2); | |
2297 | SetMaxDCAToVertexXY(); | |
2298 | SetDCAToVertex2D(kFALSE); | |
2299 | ||
2300 | break; | |
2301 | } | |
2302 | ||
0e7de35b | 2303 | case kLooseCut: |
88b96ad8 | 2304 | { |
2305 | AliInfo(Form("Track cuts for matching: Loose cut w/o DCA cut")); | |
2306 | SetMinNClustersTPC(50); | |
2307 | SetAcceptKinkDaughters(kTRUE); | |
2308 | ||
2309 | break; | |
5f7714ad | 2310 | } |
88b96ad8 | 2311 | } |
bd8c7aef | 2312 | } |
83bfd77a | 2313 | |
57131575 | 2314 | |
88b96ad8 | 2315 | //________________________________________________________________________ |
dda65b42 | 2316 | void AliEMCALRecoUtils::SetClusterMatchedToTrack(const AliVEvent *event) |
57131575 | 2317 | { |
2318 | // Checks if tracks are matched to EMC clusters and set the matched EMCAL cluster index to ESD track. | |
dda65b42 | 2319 | |
57131575 | 2320 | Int_t nTracks = event->GetNumberOfTracks(); |
7f5392da | 2321 | for (Int_t iTrack = 0; iTrack < nTracks; ++iTrack) |
2322 | { | |
dda65b42 | 2323 | AliVTrack* track = dynamic_cast<AliVTrack*>(event->GetTrack(iTrack)); |
7f5392da | 2324 | if (!track) |
2325 | { | |
57131575 | 2326 | AliWarning(Form("Could not receive track %d", iTrack)); |
2327 | continue; | |
2328 | } | |
7f5392da | 2329 | |
fbddd006 | 2330 | Int_t matchClusIndex = GetMatchedClusterIndex(iTrack); |
57131575 | 2331 | track->SetEMCALcluster(matchClusIndex); //sets -1 if track not matched within residual |
dda65b42 | 2332 | /*the following can be done better if AliVTrack::SetStatus will be there. Patch pending with Andreas/Peter*/ |
2333 | AliESDtrack* esdtrack = dynamic_cast<AliESDtrack*>(track); | |
2334 | if (esdtrack) { | |
2335 | if(matchClusIndex != -1) | |
2336 | esdtrack->SetStatus(AliESDtrack::kEMCALmatch); | |
2337 | else | |
2338 | esdtrack->ResetStatus(AliESDtrack::kEMCALmatch); | |
2339 | } else { | |
2340 | AliAODTrack* aodtrack = dynamic_cast<AliAODTrack*>(track); | |
2341 | if(matchClusIndex != -1) | |
2342 | aodtrack->SetStatus(AliESDtrack::kEMCALmatch); | |
2343 | else | |
2344 | aodtrack->ResetStatus(AliESDtrack::kEMCALmatch); | |
2345 | } | |
2346 | ||
57131575 | 2347 | } |
fbddd006 | 2348 | AliDebug(2,"Track matched to closest cluster"); |
57131575 | 2349 | } |
2350 | ||
88b96ad8 | 2351 | //_________________________________________________________________________ |
dda65b42 | 2352 | void AliEMCALRecoUtils::SetTracksMatchedToCluster(const AliVEvent *event) |
57131575 | 2353 | { |
2354 | // Checks if EMC clusters are matched to ESD track. | |
2355 | // Adds track indexes of all the tracks matched to a cluster withing residuals in ESDCalocluster. | |
2356 | ||
7f5392da | 2357 | for (Int_t iClus=0; iClus < event->GetNumberOfCaloClusters(); ++iClus) |
2358 | { | |
dda65b42 | 2359 | AliVCluster *cluster = event->GetCaloCluster(iClus); |
57131575 | 2360 | if (!cluster->IsEMCAL()) |
2361 | continue; | |
2362 | ||
2363 | Int_t nTracks = event->GetNumberOfTracks(); | |
2364 | TArrayI arrayTrackMatched(nTracks); | |
2365 | ||
2366 | // Get the closest track matched to the cluster | |
2367 | Int_t nMatched = 0; | |
2368 | Int_t matchTrackIndex = GetMatchedTrackIndex(iClus); | |
7f5392da | 2369 | if (matchTrackIndex != -1) |
2370 | { | |
57131575 | 2371 | arrayTrackMatched[nMatched] = matchTrackIndex; |
2372 | nMatched++; | |
2373 | } | |
2374 | ||
2375 | // Get all other tracks matched to the cluster | |
7f5392da | 2376 | for(Int_t iTrk=0; iTrk<nTracks; ++iTrk) |
2377 | { | |
dda65b42 | 2378 | AliVTrack* track = dynamic_cast<AliVTrack*>(event->GetTrack(iTrk)); |
57131575 | 2379 | if(iTrk == matchTrackIndex) continue; |
7f5392da | 2380 | if(track->GetEMCALcluster() == iClus) |
2381 | { | |
57131575 | 2382 | arrayTrackMatched[nMatched] = iTrk; |
2383 | ++nMatched; | |
2384 | } | |
2385 | } | |
2386 | ||
2387 | //printf("Tender::SetTracksMatchedToCluster - cluster E %f, N matches %d, first match %d\n",cluster->E(),nMatched,arrayTrackMatched[0]); | |
2388 | ||
2389 | arrayTrackMatched.Set(nMatched); | |
dda65b42 | 2390 | AliESDCaloCluster *esdcluster = dynamic_cast<AliESDCaloCluster*>(cluster); |
2391 | if (esdcluster) | |
2392 | esdcluster->AddTracksMatched(arrayTrackMatched); | |
2393 | else if (nMatched>0) { | |
2394 | AliAODCaloCluster *aodcluster = dynamic_cast<AliAODCaloCluster*>(cluster); | |
2395 | if (aodcluster) | |
2396 | aodcluster->AddTrackMatched(event->GetTrack(arrayTrackMatched.At(0))); | |
2397 | } | |
57131575 | 2398 | |
2399 | Float_t eta= -999, phi = -999; | |
2400 | if (matchTrackIndex != -1) | |
2401 | GetMatchedResiduals(iClus, eta, phi); | |
2402 | cluster->SetTrackDistance(phi, eta); | |
2403 | } | |
2404 | ||
fbddd006 | 2405 | AliDebug(2,"Cluster matched to tracks"); |
57131575 | 2406 | } |
2407 | ||
b540d03f | 2408 | //___________________________________________________ |
d9b3567c | 2409 | void AliEMCALRecoUtils::Print(const Option_t *) const |
2410 | { | |
2411 | // Print Parameters | |
2412 | ||
2413 | printf("AliEMCALRecoUtils Settings: \n"); | |
2414 | printf("Misalignment shifts\n"); | |
2a71e873 | 2415 | for(Int_t i=0; i<5; i++) printf("\t sector %d, traslation (x,y,z)=(%f,%f,%f), rotation (x,y,z)=(%f,%f,%f)\n",i, |
2416 | fMisalTransShift[i*3],fMisalTransShift[i*3+1],fMisalTransShift[i*3+2], | |
2417 | fMisalRotShift[i*3], fMisalRotShift[i*3+1], fMisalRotShift[i*3+2] ); | |
d9b3567c | 2418 | printf("Non linearity function %d, parameters:\n", fNonLinearityFunction); |
2419 | for(Int_t i=0; i<6; i++) printf("param[%d]=%f\n",i, fNonLinearityParams[i]); | |
094786cc | 2420 | |
2421 | printf("Position Recalculation option %d, Particle Type %d, fW0 %2.2f, Recalibrate Data %d \n",fPosAlgo,fParticleType,fW0, fRecalibration); | |
bd8c7aef | 2422 | |
fa4287a2 | 2423 | printf("Matching criteria: "); |
2424 | if(fCutEtaPhiSum) | |
2425 | { | |
8fc351e3 | 2426 | printf("sqrt(dEta^2+dPhi^2)<%4.3f\n",fCutR); |
fa4287a2 | 2427 | } |
2428 | else if(fCutEtaPhiSeparate) | |
2429 | { | |
8fc351e3 | 2430 | printf("dEta<%4.3f, dPhi<%4.3f\n",fCutEta,fCutPhi); |
fa4287a2 | 2431 | } |
2432 | else | |
2433 | { | |
2434 | printf("Error\n"); | |
2435 | printf("please specify your cut criteria\n"); | |
2436 | printf("To cut on sqrt(dEta^2+dPhi^2), use: SwitchOnCutEtaPhiSum()\n"); | |
2437 | printf("To cut on dEta and dPhi separately, use: SwitchOnCutEtaPhiSeparate()\n"); | |
2438 | } | |
2439 | ||
8fc351e3 | 2440 | printf("Mass hypothesis = %2.3f [GeV/c^2], extrapolation step to surface = %2.2f[cm], step to cluster = %2.2f[cm]\n",fMass,fStepSurface, fStepCluster); |
2441 | printf("Cluster selection window: dR < %2.0f\n",fClusterWindow); | |
bd8c7aef | 2442 | |
2443 | printf("Track cuts: \n"); | |
fa4287a2 | 2444 | printf("Minimum track pT: %1.2f\n",fCutMinTrackPt); |
bb6f5f0b | 2445 | printf("AOD track selection mask: %d\n",fAODFilterMask); |
bd8c7aef | 2446 | printf("TPCRefit = %d, ITSRefit = %d\n",fCutRequireTPCRefit,fCutRequireITSRefit); |
2447 | printf("AcceptKinks = %d\n",fCutAcceptKinkDaughters); | |
2448 | printf("MinNCulsterTPC = %d, MinNClusterITS = %d\n",fCutMinNClusterTPC,fCutMinNClusterITS); | |
2449 | printf("MaxChi2TPC = %2.2f, MaxChi2ITS = %2.2f\n",fCutMaxChi2PerClusterTPC,fCutMaxChi2PerClusterITS); | |
2450 | printf("DCSToVertex2D = %d, MaxDCAToVertexXY = %2.2f, MaxDCAToVertexZ = %2.2f\n",fCutDCAToVertex2D,fCutMaxDCAToVertexXY,fCutMaxDCAToVertexZ); | |
d9b3567c | 2451 | } |
96957075 | 2452 |