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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 | ||
40891fa2 | 16 | /* $Id: AliEMCALRecoUtils.cxx | Sun Dec 8 06:56:48 2013 +0100 | Constantin Loizides $ */ |
d9b3567c | 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 | ClassImp(AliEMCALRecoUtils) |
62 | ||
88b96ad8 | 63 | //_____________________________________ |
d9b3567c | 64 | AliEMCALRecoUtils::AliEMCALRecoUtils(): |
88b96ad8 | 65 | fParticleType(0), fPosAlgo(0), fW0(0), |
66 | fNonLinearityFunction(0), fNonLinearThreshold(0), | |
01d44f1f | 67 | fSmearClusterEnergy(kFALSE), fRandom(), |
3bfc4732 | 68 | fCellsRecalibrated(kFALSE), fRecalibration(kFALSE), fEMCALRecalibrationFactors(), |
7bf608c9 | 69 | fTimeRecalibration(kFALSE), fEMCALTimeRecalibrationFactors(), fUseRunCorrectionFactors(kFALSE), |
01d44f1f | 70 | fRemoveBadChannels(kFALSE), fRecalDistToBadChannels(kFALSE), fEMCALBadChannelMap(), |
71 | fNCellsFromEMCALBorder(0), fNoEMCALBorderAtEta0(kTRUE), | |
a7e5a381 | 72 | fRejectExoticCluster(kFALSE), fRejectExoticCells(kFALSE), |
88b96ad8 | 73 | fExoticCellFraction(0), fExoticCellDiffTime(0), fExoticCellMinAmplitude(0), |
a6a1e3ab | 74 | fPIDUtils(), fAODFilterMask(0), |
75 | fAODHybridTracks(0), fAODTPCOnlyTracks(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), | |
8517fbd8 | 81 | fITSTrackSA(kFALSE), fEMCalSurfaceDistance(440.), |
88b96ad8 | 82 | fTrackCutsType(0), fCutMinTrackPt(0), fCutMinNClusterTPC(0), |
83 | fCutMinNClusterITS(0), fCutMaxChi2PerClusterTPC(0), fCutMaxChi2PerClusterITS(0), | |
01d44f1f | 84 | fCutRequireTPCRefit(kFALSE), fCutRequireITSRefit(kFALSE), fCutAcceptKinkDaughters(kFALSE), |
42ceff04 | 85 | fCutMaxDCAToVertexXY(0), fCutMaxDCAToVertexZ(0), fCutDCAToVertex2D(kFALSE), |
18a566cc | 86 | fCutRequireITSStandAlone(kFALSE), fCutRequireITSpureSA(kFALSE) |
d9b3567c | 87 | { |
88 | // | |
89 | // Constructor. | |
90 | // Initialize all constant values which have to be used | |
91 | // during Reco algorithm execution | |
92 | // | |
93 | ||
88b96ad8 | 94 | // Init parameters |
95 | InitParameters(); | |
01d44f1f | 96 | |
b540d03f | 97 | //Track matching |
7cdec71f | 98 | fMatchedTrackIndex = new TArrayI(); |
99 | fMatchedClusterIndex = new TArrayI(); | |
bd36717e | 100 | fResidualPhi = new TArrayF(); |
101 | fResidualEta = new TArrayF(); | |
7cdec71f | 102 | fPIDUtils = new AliEMCALPIDUtils(); |
01d44f1f | 103 | |
d9b3567c | 104 | } |
105 | ||
106 | //______________________________________________________________________ | |
107 | AliEMCALRecoUtils::AliEMCALRecoUtils(const AliEMCALRecoUtils & reco) | |
01d44f1f | 108 | : TNamed(reco), |
109 | fParticleType(reco.fParticleType), fPosAlgo(reco.fPosAlgo), fW0(reco.fW0), | |
110 | fNonLinearityFunction(reco.fNonLinearityFunction), fNonLinearThreshold(reco.fNonLinearThreshold), | |
111 | fSmearClusterEnergy(reco.fSmearClusterEnergy), fRandom(), | |
3bfc4732 | 112 | fCellsRecalibrated(reco.fCellsRecalibrated), |
01d44f1f | 113 | fRecalibration(reco.fRecalibration), fEMCALRecalibrationFactors(reco.fEMCALRecalibrationFactors), |
3bfc4732 | 114 | fTimeRecalibration(reco.fTimeRecalibration), fEMCALTimeRecalibrationFactors(reco.fEMCALTimeRecalibrationFactors), |
7bf608c9 | 115 | fUseRunCorrectionFactors(reco.fUseRunCorrectionFactors), |
01d44f1f | 116 | fRemoveBadChannels(reco.fRemoveBadChannels), fRecalDistToBadChannels(reco.fRecalDistToBadChannels), |
78467229 | 117 | fEMCALBadChannelMap(reco.fEMCALBadChannelMap), |
01d44f1f | 118 | fNCellsFromEMCALBorder(reco.fNCellsFromEMCALBorder), fNoEMCALBorderAtEta0(reco.fNoEMCALBorderAtEta0), |
a7e5a381 | 119 | fRejectExoticCluster(reco.fRejectExoticCluster), fRejectExoticCells(reco.fRejectExoticCells), |
120 | fExoticCellFraction(reco.fExoticCellFraction), fExoticCellDiffTime(reco.fExoticCellDiffTime), | |
121 | fExoticCellMinAmplitude(reco.fExoticCellMinAmplitude), | |
122 | fPIDUtils(reco.fPIDUtils), fAODFilterMask(reco.fAODFilterMask), | |
a6a1e3ab | 123 | fAODHybridTracks(reco.fAODHybridTracks), fAODTPCOnlyTracks(reco.fAODTPCOnlyTracks), |
01d44f1f | 124 | fMatchedTrackIndex( reco.fMatchedTrackIndex? new TArrayI(*reco.fMatchedTrackIndex):0x0), |
bd8c7aef | 125 | fMatchedClusterIndex(reco.fMatchedClusterIndex?new TArrayI(*reco.fMatchedClusterIndex):0x0), |
01d44f1f | 126 | fResidualEta( reco.fResidualEta? new TArrayF(*reco.fResidualEta):0x0), |
127 | fResidualPhi( reco.fResidualPhi? new TArrayF(*reco.fResidualPhi):0x0), | |
128 | fCutEtaPhiSum(reco.fCutEtaPhiSum), fCutEtaPhiSeparate(reco.fCutEtaPhiSeparate), | |
129 | fCutR(reco.fCutR), fCutEta(reco.fCutEta), fCutPhi(reco.fCutPhi), | |
8fc351e3 | 130 | fClusterWindow(reco.fClusterWindow), |
131 | fMass(reco.fMass), fStepSurface(reco.fStepSurface), fStepCluster(reco.fStepCluster), | |
8517fbd8 | 132 | fITSTrackSA(reco.fITSTrackSA), fEMCalSurfaceDistance(440.), |
01d44f1f | 133 | fTrackCutsType(reco.fTrackCutsType), fCutMinTrackPt(reco.fCutMinTrackPt), |
134 | fCutMinNClusterTPC(reco.fCutMinNClusterTPC), fCutMinNClusterITS(reco.fCutMinNClusterITS), | |
135 | fCutMaxChi2PerClusterTPC(reco.fCutMaxChi2PerClusterTPC), fCutMaxChi2PerClusterITS(reco.fCutMaxChi2PerClusterITS), | |
136 | fCutRequireTPCRefit(reco.fCutRequireTPCRefit), fCutRequireITSRefit(reco.fCutRequireITSRefit), | |
137 | fCutAcceptKinkDaughters(reco.fCutAcceptKinkDaughters), fCutMaxDCAToVertexXY(reco.fCutMaxDCAToVertexXY), | |
42ceff04 | 138 | fCutMaxDCAToVertexZ(reco.fCutMaxDCAToVertexZ), fCutDCAToVertex2D(reco.fCutDCAToVertex2D), |
18a566cc | 139 | fCutRequireITSStandAlone(reco.fCutRequireITSStandAlone), fCutRequireITSpureSA(reco.fCutRequireITSpureSA) |
d9b3567c | 140 | { |
141 | //Copy ctor | |
142 | ||
8517fbd8 | 143 | for (Int_t i = 0; i < 15 ; i++) { fMisalRotShift[i] = reco.fMisalRotShift[i] ; |
a31af82c | 144 | fMisalTransShift[i] = reco.fMisalTransShift[i] ; } |
8517fbd8 | 145 | for (Int_t i = 0; i < 7 ; i++) { fNonLinearityParams[i] = reco.fNonLinearityParams[i] ; } |
146 | for (Int_t i = 0; i < 3 ; i++) { fSmearClusterParam[i] = reco.fSmearClusterParam[i] ; } | |
bd8c7aef | 147 | |
d9b3567c | 148 | } |
149 | ||
150 | ||
151 | //______________________________________________________________________ | |
152 | AliEMCALRecoUtils & AliEMCALRecoUtils::operator = (const AliEMCALRecoUtils & reco) | |
153 | { | |
154 | //Assignment operator | |
155 | ||
8517fbd8 | 156 | if (this == &reco)return *this; |
d9b3567c | 157 | ((TNamed *)this)->operator=(reco); |
158 | ||
8517fbd8 | 159 | for (Int_t i = 0; i < 15 ; i++) { fMisalTransShift[i] = reco.fMisalTransShift[i] ; |
01d44f1f | 160 | fMisalRotShift[i] = reco.fMisalRotShift[i] ; } |
8517fbd8 | 161 | for (Int_t i = 0; i < 7 ; i++) { fNonLinearityParams[i] = reco.fNonLinearityParams[i] ; } |
162 | for (Int_t i = 0; i < 3 ; i++) { fSmearClusterParam[i] = reco.fSmearClusterParam[i] ; } | |
01d44f1f | 163 | |
96957075 | 164 | fParticleType = reco.fParticleType; |
165 | fPosAlgo = reco.fPosAlgo; | |
166 | fW0 = reco.fW0; | |
01d44f1f | 167 | |
168 | fNonLinearityFunction = reco.fNonLinearityFunction; | |
7e0ecb89 | 169 | fNonLinearThreshold = reco.fNonLinearThreshold; |
01d44f1f | 170 | fSmearClusterEnergy = reco.fSmearClusterEnergy; |
171 | ||
3bfc4732 | 172 | fCellsRecalibrated = reco.fCellsRecalibrated; |
96957075 | 173 | fRecalibration = reco.fRecalibration; |
094786cc | 174 | fEMCALRecalibrationFactors = reco.fEMCALRecalibrationFactors; |
3bfc4732 | 175 | |
176 | fTimeRecalibration = reco.fTimeRecalibration; | |
177 | fEMCALTimeRecalibrationFactors = reco.fEMCALTimeRecalibrationFactors; | |
178 | ||
179 | fUseRunCorrectionFactors = reco.fUseRunCorrectionFactors; | |
01d44f1f | 180 | |
96957075 | 181 | fRemoveBadChannels = reco.fRemoveBadChannels; |
182 | fRecalDistToBadChannels = reco.fRecalDistToBadChannels; | |
183 | fEMCALBadChannelMap = reco.fEMCALBadChannelMap; | |
01d44f1f | 184 | |
96957075 | 185 | fNCellsFromEMCALBorder = reco.fNCellsFromEMCALBorder; |
186 | fNoEMCALBorderAtEta0 = reco.fNoEMCALBorderAtEta0; | |
a7e5a381 | 187 | |
01d44f1f | 188 | fRejectExoticCluster = reco.fRejectExoticCluster; |
a7e5a381 | 189 | fRejectExoticCells = reco.fRejectExoticCells; |
190 | fExoticCellFraction = reco.fExoticCellFraction; | |
191 | fExoticCellDiffTime = reco.fExoticCellDiffTime; | |
192 | fExoticCellMinAmplitude = reco.fExoticCellMinAmplitude; | |
193 | ||
01d44f1f | 194 | fPIDUtils = reco.fPIDUtils; |
83bfd77a | 195 | |
01d44f1f | 196 | fAODFilterMask = reco.fAODFilterMask; |
1af378e6 | 197 | fAODHybridTracks = reco.fAODHybridTracks; |
a6a1e3ab | 198 | fAODTPCOnlyTracks = reco.fAODTPCOnlyTracks; |
d9b3567c | 199 | |
fa4287a2 | 200 | fCutEtaPhiSum = reco.fCutEtaPhiSum; |
201 | fCutEtaPhiSeparate = reco.fCutEtaPhiSeparate; | |
96957075 | 202 | fCutR = reco.fCutR; |
fa4287a2 | 203 | fCutEta = reco.fCutEta; |
204 | fCutPhi = reco.fCutPhi; | |
8fc351e3 | 205 | fClusterWindow = reco.fClusterWindow; |
bb6f5f0b | 206 | fMass = reco.fMass; |
8fc351e3 | 207 | fStepSurface = reco.fStepSurface; |
208 | fStepCluster = reco.fStepCluster; | |
a29b2a8a | 209 | fITSTrackSA = reco.fITSTrackSA; |
210 | fEMCalSurfaceDistance = reco.fEMCalSurfaceDistance; | |
42ceff04 | 211 | |
5f7714ad | 212 | fTrackCutsType = reco.fTrackCutsType; |
fa4287a2 | 213 | fCutMinTrackPt = reco.fCutMinTrackPt; |
96957075 | 214 | fCutMinNClusterTPC = reco.fCutMinNClusterTPC; |
215 | fCutMinNClusterITS = reco.fCutMinNClusterITS; | |
216 | fCutMaxChi2PerClusterTPC = reco.fCutMaxChi2PerClusterTPC; | |
217 | fCutMaxChi2PerClusterITS = reco.fCutMaxChi2PerClusterITS; | |
218 | fCutRequireTPCRefit = reco.fCutRequireTPCRefit; | |
219 | fCutRequireITSRefit = reco.fCutRequireITSRefit; | |
220 | fCutAcceptKinkDaughters = reco.fCutAcceptKinkDaughters; | |
221 | fCutMaxDCAToVertexXY = reco.fCutMaxDCAToVertexXY; | |
222 | fCutMaxDCAToVertexZ = reco.fCutMaxDCAToVertexZ; | |
223 | fCutDCAToVertex2D = reco.fCutDCAToVertex2D; | |
42ceff04 | 224 | fCutRequireITSStandAlone = reco.fCutRequireITSStandAlone; |
18a566cc | 225 | fCutRequireITSpureSA = reco.fCutRequireITSpureSA; |
226 | ||
8517fbd8 | 227 | if (reco.fResidualEta) { |
bd8c7aef | 228 | // assign or copy construct |
8517fbd8 | 229 | if (fResidualEta) { |
fa4287a2 | 230 | *fResidualEta = *reco.fResidualEta; |
8517fbd8 | 231 | } else { |
7f5392da | 232 | fResidualEta = new TArrayF(*reco.fResidualEta); |
233 | } | |
8517fbd8 | 234 | } else { |
235 | if (fResidualEta) delete fResidualEta; | |
fa4287a2 | 236 | fResidualEta = 0; |
bd8c7aef | 237 | } |
238 | ||
8517fbd8 | 239 | if (reco.fResidualPhi) { |
bd8c7aef | 240 | // assign or copy construct |
8517fbd8 | 241 | if (fResidualPhi) { |
fa4287a2 | 242 | *fResidualPhi = *reco.fResidualPhi; |
8517fbd8 | 243 | } else { |
7f5392da | 244 | fResidualPhi = new TArrayF(*reco.fResidualPhi); |
245 | } | |
8517fbd8 | 246 | } else { |
247 | if (fResidualPhi) delete fResidualPhi; | |
fa4287a2 | 248 | fResidualPhi = 0; |
bd8c7aef | 249 | } |
250 | ||
8517fbd8 | 251 | if (reco.fMatchedTrackIndex) { |
b540d03f | 252 | // assign or copy construct |
8517fbd8 | 253 | if (fMatchedTrackIndex) { |
b540d03f | 254 | *fMatchedTrackIndex = *reco.fMatchedTrackIndex; |
8517fbd8 | 255 | } else { |
7f5392da | 256 | fMatchedTrackIndex = new TArrayI(*reco.fMatchedTrackIndex); |
257 | } | |
8517fbd8 | 258 | } else { |
259 | if (fMatchedTrackIndex) delete fMatchedTrackIndex; | |
b540d03f | 260 | fMatchedTrackIndex = 0; |
261 | } | |
bd8c7aef | 262 | |
8517fbd8 | 263 | if (reco.fMatchedClusterIndex) { |
bd8c7aef | 264 | // assign or copy construct |
8517fbd8 | 265 | if (fMatchedClusterIndex) { |
bd8c7aef | 266 | *fMatchedClusterIndex = *reco.fMatchedClusterIndex; |
8517fbd8 | 267 | } else { |
7f5392da | 268 | fMatchedClusterIndex = new TArrayI(*reco.fMatchedClusterIndex); |
269 | } | |
8517fbd8 | 270 | } else { |
271 | if (fMatchedClusterIndex) delete fMatchedClusterIndex; | |
bd8c7aef | 272 | fMatchedClusterIndex = 0; |
273 | } | |
18a566cc | 274 | |
d9b3567c | 275 | return *this; |
276 | } | |
277 | ||
a7e5a381 | 278 | //_____________________________________ |
094786cc | 279 | AliEMCALRecoUtils::~AliEMCALRecoUtils() |
280 | { | |
281 | //Destructor. | |
fbddd006 | 282 | |
8517fbd8 | 283 | if (fEMCALRecalibrationFactors) { |
b6557fd1 | 284 | fEMCALRecalibrationFactors->Clear(); |
841dbf60 | 285 | delete fEMCALRecalibrationFactors; |
fbddd006 | 286 | } |
fd6df01c | 287 | |
8517fbd8 | 288 | if (fEMCALTimeRecalibrationFactors) { |
841dbf60 | 289 | fEMCALTimeRecalibrationFactors->Clear(); |
290 | delete fEMCALTimeRecalibrationFactors; | |
fbddd006 | 291 | } |
3bfc4732 | 292 | |
8517fbd8 | 293 | if (fEMCALBadChannelMap) { |
b6557fd1 | 294 | fEMCALBadChannelMap->Clear(); |
841dbf60 | 295 | delete fEMCALBadChannelMap; |
b6557fd1 | 296 | } |
bd8c7aef | 297 | |
7cdec71f | 298 | delete fMatchedTrackIndex ; |
299 | delete fMatchedClusterIndex ; | |
300 | delete fResidualEta ; | |
301 | delete fResidualPhi ; | |
b6557fd1 | 302 | delete fPIDUtils ; |
bd8c7aef | 303 | |
b6557fd1 | 304 | InitTrackCuts(); |
094786cc | 305 | } |
306 | ||
a7e5a381 | 307 | //_______________________________________________________________________________ |
fb8eab96 | 308 | Bool_t AliEMCALRecoUtils::AcceptCalibrateCell(Int_t absID, Int_t bc, |
a7e5a381 | 309 | Float_t & amp, Double_t & time, |
310 | AliVCaloCells* cells) | |
311 | { | |
312 | // Reject cell if criteria not passed and calibrate it | |
313 | ||
314 | AliEMCALGeometry* geom = AliEMCALGeometry::GetInstance(); | |
315 | ||
8517fbd8 | 316 | if (absID < 0 || absID >= 24*48*geom->GetNumberOfSuperModules()) |
317 | return kFALSE; | |
a7e5a381 | 318 | |
319 | Int_t imod = -1, iphi =-1, ieta=-1,iTower = -1, iIphi = -1, iIeta = -1; | |
c3d9f926 | 320 | |
8517fbd8 | 321 | if (!geom->GetCellIndex(absID,imod,iTower,iIphi,iIeta)) { |
c3d9f926 | 322 | // cell absID does not exist |
323 | amp=0; time = 1.e9; | |
324 | return kFALSE; | |
325 | } | |
326 | ||
fbddd006 | 327 | geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,iphi,ieta); |
84cb7b3f | 328 | |
a7e5a381 | 329 | // Do not include bad channels found in analysis, |
8517fbd8 | 330 | if (IsBadChannelsRemovalSwitchedOn() && GetEMCALChannelStatus(imod, ieta, iphi)) { |
a7e5a381 | 331 | return kFALSE; |
332 | } | |
333 | ||
334 | //Recalibrate energy | |
335 | amp = cells->GetCellAmplitude(absID); | |
8517fbd8 | 336 | if (!fCellsRecalibrated && IsRecalibrationOn()) |
a7e5a381 | 337 | amp *= GetEMCALChannelRecalibrationFactor(imod,ieta,iphi); |
338 | ||
a7e5a381 | 339 | // Recalibrate time |
340 | time = cells->GetCellTime(absID); | |
341 | ||
342 | RecalibrateCellTime(absID,bc,time); | |
343 | ||
344 | return kTRUE; | |
345 | } | |
346 | ||
a520bcd0 | 347 | //_____________________________________________________________________________ |
348 | Bool_t AliEMCALRecoUtils::CheckCellFiducialRegion(const AliEMCALGeometry* geom, | |
349 | const AliVCluster* cluster, | |
350 | AliVCaloCells* cells) | |
fd6df01c | 351 | { |
fbddd006 | 352 | // Given the list of AbsId of the cluster, get the maximum cell and |
353 | // check if there are fNCellsFromBorder from the calorimeter border | |
354 | ||
8517fbd8 | 355 | if (!cluster) |
7f5392da | 356 | { |
2aeb4226 | 357 | AliInfo("Cluster pointer null!"); |
358 | return kFALSE; | |
359 | } | |
360 | ||
fd6df01c | 361 | //If the distance to the border is 0 or negative just exit accept all clusters |
8517fbd8 | 362 | if (cells->GetType()==AliVCaloCells::kEMCALCell && fNCellsFromEMCALBorder <= 0 ) |
363 | return kTRUE; | |
fd6df01c | 364 | |
fbddd006 | 365 | Int_t absIdMax = -1, iSM =-1, ieta = -1, iphi = -1; |
cb231979 | 366 | Bool_t shared = kFALSE; |
367 | GetMaxEnergyCell(geom, cells, cluster, absIdMax, iSM, ieta, iphi, shared); | |
7f5392da | 368 | |
83bfd77a | 369 | 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 | 370 | absIdMax, cells->GetCellAmplitude(absIdMax), cluster->E(), fNCellsFromEMCALBorder, fNoEMCALBorderAtEta0)); |
fbddd006 | 371 | |
8517fbd8 | 372 | if (absIdMax==-1) return kFALSE; |
fbddd006 | 373 | |
374 | //Check if the cell is close to the borders: | |
375 | Bool_t okrow = kFALSE; | |
376 | Bool_t okcol = kFALSE; | |
fd6df01c | 377 | |
8517fbd8 | 378 | if (iSM < 0 || iphi < 0 || ieta < 0 ) { |
fd6df01c | 379 | AliFatal(Form("Negative value for super module: %d, or cell ieta: %d, or cell iphi: %d, check EMCAL geometry name\n", |
380 | iSM,ieta,iphi)); | |
c9a7e94b | 381 | return kFALSE; // trick coverity |
fd6df01c | 382 | } |
383 | ||
384 | //Check rows/phi | |
8cc543cb | 385 | Int_t iPhiLast = 24; |
386 | if( geom->GetSMType(iSM) == AliEMCALGeometry::kEMCAL_Half ) iPhiLast /= 2; | |
387 | else if ( geom->GetSMType(iSM) == AliEMCALGeometry::kEMCAL_3rd ) iPhiLast /= 3;// 1/3 sm case | |
fd6df01c | 388 | |
8cc543cb | 389 | if(iphi >= fNCellsFromEMCALBorder && iphi < iPhiLast - fNCellsFromEMCALBorder) okrow = kTRUE; |
390 | ||
fd6df01c | 391 | //Check columns/eta |
8cc543cb | 392 | Int_t iEtaLast = 48; |
393 | if(!fNoEMCALBorderAtEta0 || geom->IsDCALSM(iSM)) {// conside inner border | |
394 | if( geom->GetSMType(iSM) == AliEMCALGeometry::kDCAL_Standard ) iEtaLast = iEtaLast*2/3; | |
395 | if(ieta > fNCellsFromEMCALBorder && ieta < iEtaLast-fNCellsFromEMCALBorder) okcol = kTRUE; | |
8517fbd8 | 396 | } else { |
397 | if (iSM%2==0) { | |
8cc543cb | 398 | if (ieta >= fNCellsFromEMCALBorder) okcol = kTRUE; |
8517fbd8 | 399 | } else { |
8cc543cb | 400 | if(ieta < iEtaLast-fNCellsFromEMCALBorder) okcol = kTRUE; |
fd6df01c | 401 | } |
402 | }//eta 0 not checked | |
7f5392da | 403 | |
83bfd77a | 404 | AliDebug(2,Form("EMCAL Cluster in %d cells fiducial volume: ieta %d, iphi %d, SM %d: column? %d, row? %d\nq", |
7f5392da | 405 | fNCellsFromEMCALBorder, ieta, iphi, iSM, okcol, okrow)); |
fbddd006 | 406 | |
8517fbd8 | 407 | if (okcol && okrow) { |
83bfd77a | 408 | //printf("Accept\n"); |
409 | return kTRUE; | |
8517fbd8 | 410 | } else { |
83bfd77a | 411 | //printf("Reject\n"); |
412 | AliDebug(2,Form("Reject cluster in border, max cell : ieta %d, iphi %d, SM %d\n",ieta, iphi, iSM)); | |
413 | return kFALSE; | |
414 | } | |
fbddd006 | 415 | } |
fd6df01c | 416 | |
a520bcd0 | 417 | //_______________________________________________________________________________ |
418 | Bool_t AliEMCALRecoUtils::ClusterContainsBadChannel(const AliEMCALGeometry* geom, | |
419 | const UShort_t* cellList, | |
fb8eab96 | 420 | Int_t nCells) |
841dbf60 | 421 | { |
422 | // Check that in the cluster cells, there is no bad channel of those stored | |
423 | // in fEMCALBadChannelMap or fPHOSBadChannelMap | |
fbddd006 | 424 | |
8517fbd8 | 425 | if (!fRemoveBadChannels) return kFALSE; |
426 | if (!fEMCALBadChannelMap) return kFALSE; | |
fbddd006 | 427 | |
841dbf60 | 428 | Int_t icol = -1; |
429 | Int_t irow = -1; | |
430 | Int_t imod = -1; | |
8517fbd8 | 431 | for (Int_t iCell = 0; iCell<nCells; iCell++) { |
841dbf60 | 432 | //Get the column and row |
fd6df01c | 433 | Int_t iTower = -1, iIphi = -1, iIeta = -1; |
434 | geom->GetCellIndex(cellList[iCell],imod,iTower,iIphi,iIeta); | |
8517fbd8 | 435 | if (fEMCALBadChannelMap->GetEntries() <= imod) continue; |
fbddd006 | 436 | geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,irow,icol); |
8517fbd8 | 437 | if (GetEMCALChannelStatus(imod, icol, irow)) { |
83bfd77a | 438 | AliDebug(2,Form("Cluster with bad channel: SM %d, col %d, row %d\n",imod, icol, irow)); |
439 | return kTRUE; | |
440 | } | |
841dbf60 | 441 | }// cell cluster loop |
8517fbd8 | 442 | |
841dbf60 | 443 | return kFALSE; |
fd6df01c | 444 | } |
094786cc | 445 | |
841dbf60 | 446 | |
ba19aaf1 | 447 | //___________________________________________________________________________ |
fb8eab96 | 448 | Float_t AliEMCALRecoUtils::GetECross(Int_t absID, Double_t tcell, |
449 | AliVCaloCells* cells, Int_t bc) | |
ba19aaf1 | 450 | { |
451 | //Calculate the energy in the cross around the energy given cell | |
7f5392da | 452 | |
a7e5a381 | 453 | AliEMCALGeometry * geom = AliEMCALGeometry::GetInstance(); |
454 | ||
455 | Int_t imod = -1, iphi =-1, ieta=-1,iTower = -1, iIphi = -1, iIeta = -1; | |
456 | geom->GetCellIndex(absID,imod,iTower,iIphi,iIeta); | |
fbddd006 | 457 | geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,iphi,ieta); |
a7e5a381 | 458 | |
459 | //Get close cells index, energy and time, not in corners | |
ba19aaf1 | 460 | |
84cb7b3f | 461 | Int_t absID1 = -1; |
462 | Int_t absID2 = -1; | |
7f5392da | 463 | |
8517fbd8 | 464 | if ( iphi < AliEMCALGeoParams::fgkEMCALRows-1) absID1 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi+1, ieta); |
465 | if ( iphi > 0 ) absID2 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi-1, ieta); | |
a7e5a381 | 466 | |
7f5392da | 467 | // In case of cell in eta = 0 border, depending on SM shift the cross cell index |
ba19aaf1 | 468 | |
7f5392da | 469 | Int_t absID3 = -1; |
470 | Int_t absID4 = -1; | |
471 | ||
8517fbd8 | 472 | if ( ieta == AliEMCALGeoParams::fgkEMCALCols-1 && !(imod%2) ) { |
84cb7b3f | 473 | absID3 = geom-> GetAbsCellIdFromCellIndexes(imod+1, iphi, 0); |
474 | absID4 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta-1); | |
8517fbd8 | 475 | } else if ( ieta == 0 && imod%2 ) { |
84cb7b3f | 476 | absID3 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta+1); |
477 | absID4 = geom-> GetAbsCellIdFromCellIndexes(imod-1, iphi, AliEMCALGeoParams::fgkEMCALCols-1); | |
8517fbd8 | 478 | } else { |
479 | if ( ieta < AliEMCALGeoParams::fgkEMCALCols-1 ) | |
84cb7b3f | 480 | absID3 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta+1); |
8517fbd8 | 481 | if ( ieta > 0 ) |
84cb7b3f | 482 | absID4 = geom-> GetAbsCellIdFromCellIndexes(imod, iphi, ieta-1); |
7f5392da | 483 | } |
a7e5a381 | 484 | |
ba19aaf1 | 485 | //printf("IMOD %d, AbsId %d, a %d, b %d, c %d e %d \n",imod,absID,absID1,absID2,absID3,absID4); |
a7e5a381 | 486 | |
ba19aaf1 | 487 | Float_t ecell1 = 0, ecell2 = 0, ecell3 = 0, ecell4 = 0; |
488 | Double_t tcell1 = 0, tcell2 = 0, tcell3 = 0, tcell4 = 0; | |
8517fbd8 | 489 | |
490 | AcceptCalibrateCell(absID1,bc, ecell1,tcell1,cells); | |
491 | AcceptCalibrateCell(absID2,bc, ecell2,tcell2,cells); | |
492 | AcceptCalibrateCell(absID3,bc, ecell3,tcell3,cells); | |
493 | AcceptCalibrateCell(absID4,bc, ecell4,tcell4,cells); | |
ba19aaf1 | 494 | |
8517fbd8 | 495 | if (TMath::Abs(tcell-tcell1)*1.e9 > fExoticCellDiffTime) ecell1 = 0 ; |
496 | if (TMath::Abs(tcell-tcell2)*1.e9 > fExoticCellDiffTime) ecell2 = 0 ; | |
497 | if (TMath::Abs(tcell-tcell3)*1.e9 > fExoticCellDiffTime) ecell3 = 0 ; | |
498 | if (TMath::Abs(tcell-tcell4)*1.e9 > fExoticCellDiffTime) ecell4 = 0 ; | |
ba19aaf1 | 499 | |
8517fbd8 | 500 | return ecell1+ecell2+ecell3+ecell4; |
ba19aaf1 | 501 | } |
a7e5a381 | 502 | |
ba19aaf1 | 503 | //_____________________________________________________________________________________________ |
fb8eab96 | 504 | Bool_t AliEMCALRecoUtils::IsExoticCell(Int_t absID, AliVCaloCells* cells, Int_t bc) |
ba19aaf1 | 505 | { |
506 | // Look to cell neighbourhood and reject if it seems exotic | |
507 | // Do before recalibrating the cells | |
508 | ||
8517fbd8 | 509 | if (!fRejectExoticCells) return kFALSE; |
ba19aaf1 | 510 | |
511 | Float_t ecell = 0; | |
512 | Double_t tcell = 0; | |
513 | Bool_t accept = AcceptCalibrateCell(absID, bc, ecell ,tcell ,cells); | |
514 | ||
8517fbd8 | 515 | if (!accept) return kTRUE; // reject this cell |
ba19aaf1 | 516 | |
8517fbd8 | 517 | if (ecell < fExoticCellMinAmplitude) return kFALSE; // do not reject low energy cells |
a7e5a381 | 518 | |
ba19aaf1 | 519 | Float_t eCross = GetECross(absID,tcell,cells,bc); |
a7e5a381 | 520 | |
8517fbd8 | 521 | if (1-eCross/ecell > fExoticCellFraction) { |
841dbf60 | 522 | AliDebug(2,Form("AliEMCALRecoUtils::IsExoticCell() - EXOTIC CELL id %d, eCell %f, eCross %f, 1-eCross/eCell %f\n", |
523 | absID,ecell,eCross,1-eCross/ecell)); | |
a7e5a381 | 524 | return kTRUE; |
525 | } | |
841dbf60 | 526 | |
a7e5a381 | 527 | return kFALSE; |
a7e5a381 | 528 | } |
529 | ||
a520bcd0 | 530 | //___________________________________________________________________ |
531 | Bool_t AliEMCALRecoUtils::IsExoticCluster(const AliVCluster *cluster, | |
532 | AliVCaloCells *cells, | |
fb8eab96 | 533 | Int_t bc) |
841dbf60 | 534 | { |
a7e5a381 | 535 | // Check if the cluster highest energy tower is exotic |
2aeb4226 | 536 | |
8517fbd8 | 537 | if (!cluster) { |
2aeb4226 | 538 | AliInfo("Cluster pointer null!"); |
539 | return kFALSE; | |
540 | } | |
45516c1f | 541 | |
8517fbd8 | 542 | if (!fRejectExoticCluster) return kFALSE; |
45516c1f | 543 | |
a7e5a381 | 544 | // Get highest energy tower |
545 | AliEMCALGeometry* geom = AliEMCALGeometry::GetInstance(); | |
546 | Int_t iSupMod = -1, absId = -1, ieta = -1, iphi = -1; | |
547 | Bool_t shared = kFALSE; | |
548 | GetMaxEnergyCell(geom, cells, cluster, absId, iSupMod, ieta, iphi, shared); | |
7f5392da | 549 | |
a7e5a381 | 550 | return IsExoticCell(absId,cells,bc); |
b5078f5d | 551 | } |
552 | ||
a520bcd0 | 553 | //_______________________________________________________________________ |
841dbf60 | 554 | Float_t AliEMCALRecoUtils::SmearClusterEnergy(const AliVCluster* cluster) |
555 | { | |
01d44f1f | 556 | //In case of MC analysis, smear energy to match resolution/calibration in real data |
557 | ||
8517fbd8 | 558 | if (!cluster) { |
01d44f1f | 559 | AliInfo("Cluster pointer null!"); |
560 | return 0; | |
561 | } | |
562 | ||
563 | Float_t energy = cluster->E() ; | |
564 | Float_t rdmEnergy = energy ; | |
8517fbd8 | 565 | if (fSmearClusterEnergy) { |
01d44f1f | 566 | rdmEnergy = fRandom.Gaus(energy,fSmearClusterParam[0] * TMath::Sqrt(energy) + |
567 | fSmearClusterParam[1] * energy + | |
568 | fSmearClusterParam[2] ); | |
569 | AliDebug(2, Form("Energy: original %f, smeared %f\n", energy, rdmEnergy)); | |
570 | } | |
571 | ||
841dbf60 | 572 | return rdmEnergy; |
01d44f1f | 573 | } |
574 | ||
a520bcd0 | 575 | //____________________________________________________________________________ |
841dbf60 | 576 | Float_t AliEMCALRecoUtils::CorrectClusterEnergyLinearity(AliVCluster* cluster) |
577 | { | |
578 | // Correct cluster energy from non linearity functions | |
2aeb4226 | 579 | |
8517fbd8 | 580 | if (!cluster) { |
2aeb4226 | 581 | AliInfo("Cluster pointer null!"); |
582 | return 0; | |
583 | } | |
584 | ||
d9b3567c | 585 | Float_t energy = cluster->E(); |
57131575 | 586 | |
8517fbd8 | 587 | if (energy < 0.05) { |
24f680c7 | 588 | // Clusters with less than 50 MeV or negative are not possible |
589 | AliInfo(Form("Too Low Cluster energy!, E = %f < 0.05 GeV",energy)); | |
5890e234 | 590 | return 0; |
591 | } | |
592 | ||
7f5392da | 593 | switch (fNonLinearityFunction) |
594 | { | |
d9b3567c | 595 | case kPi0MC: |
871aee7a | 596 | { |
d9b3567c | 597 | //Non-Linearity correction (from MC with function ([0]*exp(-[1]/E))+(([2]/([3]*2.*TMath::Pi())*exp(-(E-[4])^2/(2.*[3]^2))))) |
4439cfaf | 598 | //fNonLinearityParams[0] = 1.014; |
599 | //fNonLinearityParams[1] =-0.03329; | |
600 | //fNonLinearityParams[2] =-0.3853; | |
601 | //fNonLinearityParams[3] = 0.5423; | |
602 | //fNonLinearityParams[4] =-0.4335; | |
8cdd1f1f | 603 | energy *= (fNonLinearityParams[0]*exp(-fNonLinearityParams[1]/energy))+ |
d9b3567c | 604 | ((fNonLinearityParams[2]/(fNonLinearityParams[3]*2.*TMath::Pi())* |
605 | exp(-(energy-fNonLinearityParams[4])*(energy-fNonLinearityParams[4])/(2.*fNonLinearityParams[3]*fNonLinearityParams[3])))); | |
606 | break; | |
871aee7a | 607 | } |
dff9e2e3 | 608 | |
4439cfaf | 609 | case kPi0MCv2: |
610 | { | |
611 | //Non-Linearity correction (from MC with function [0]/((x+[1])^[2]))+1; | |
612 | //fNonLinearityParams[0] = 3.11111e-02; | |
613 | //fNonLinearityParams[1] =-5.71666e-02; | |
614 | //fNonLinearityParams[2] = 5.67995e-01; | |
615 | ||
616 | energy *= fNonLinearityParams[0]/TMath::Power(energy+fNonLinearityParams[1],fNonLinearityParams[2])+1; | |
617 | break; | |
618 | } | |
e33e0c4a | 619 | |
620 | case kPi0MCv3: | |
621 | { | |
622 | //Same as beam test corrected, change parameters | |
623 | //fNonLinearityParams[0] = 9.81039e-01 | |
624 | //fNonLinearityParams[1] = 1.13508e-01; | |
625 | //fNonLinearityParams[2] = 1.00173e+00; | |
626 | //fNonLinearityParams[3] = 9.67998e-02; | |
627 | //fNonLinearityParams[4] = 2.19381e+02; | |
628 | //fNonLinearityParams[5] = 6.31604e+01; | |
629 | //fNonLinearityParams[6] = 1; | |
630 | energy *= fNonLinearityParams[6]/(fNonLinearityParams[0]*(1./(1.+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2]))*1./(1.+fNonLinearityParams[3]*exp((energy-fNonLinearityParams[4])/fNonLinearityParams[5])))); | |
631 | ||
632 | break; | |
633 | } | |
634 | ||
4439cfaf | 635 | |
d9b3567c | 636 | case kPi0GammaGamma: |
871aee7a | 637 | { |
d9b3567c | 638 | //Non-Linearity correction (from Olga Data with function p0+p1*exp(-p2*E)) |
4439cfaf | 639 | //fNonLinearityParams[0] = 1.04; |
640 | //fNonLinearityParams[1] = -0.1445; | |
641 | //fNonLinearityParams[2] = 1.046; | |
d9b3567c | 642 | energy /= (fNonLinearityParams[0]+fNonLinearityParams[1]*exp(-fNonLinearityParams[2]*energy)); //Olga function |
643 | break; | |
871aee7a | 644 | } |
d9b3567c | 645 | |
646 | case kPi0GammaConversion: | |
871aee7a | 647 | { |
d9b3567c | 648 | //Non-Linearity correction (Nicolas from Dimitri Data with function C*[1-a*exp(-b*E)]) |
871aee7a | 649 | //fNonLinearityParams[0] = 0.139393/0.1349766; |
650 | //fNonLinearityParams[1] = 0.0566186; | |
651 | //fNonLinearityParams[2] = 0.982133; | |
d9b3567c | 652 | energy /= fNonLinearityParams[0]*(1-fNonLinearityParams[1]*exp(-fNonLinearityParams[2]*energy)); |
653 | ||
654 | break; | |
871aee7a | 655 | } |
656 | ||
657 | case kBeamTest: | |
658 | { | |
659 | //From beam test, Alexei's results, for different ZS thresholds | |
660 | // th=30 MeV; th = 45 MeV; th = 75 MeV | |
96957075 | 661 | //fNonLinearityParams[0] = 1.007; 1.003; 1.002 |
871aee7a | 662 | //fNonLinearityParams[1] = 0.894; 0.719; 0.797 |
663 | //fNonLinearityParams[2] = 0.246; 0.334; 0.358 | |
96957075 | 664 | //Rescale the param[0] with 1.03 |
871aee7a | 665 | energy /= fNonLinearityParams[0]/(1+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2])); |
666 | ||
667 | break; | |
668 | } | |
dff9e2e3 | 669 | |
4b58ac4f | 670 | case kBeamTestCorrected: |
671 | { | |
672 | //From beam test, corrected for material between beam and EMCAL | |
dff9e2e3 | 673 | //fNonLinearityParams[0] = 0.99078 |
674 | //fNonLinearityParams[1] = 0.161499; | |
675 | //fNonLinearityParams[2] = 0.655166; | |
676 | //fNonLinearityParams[3] = 0.134101; | |
677 | //fNonLinearityParams[4] = 163.282; | |
678 | //fNonLinearityParams[5] = 23.6904; | |
679 | //fNonLinearityParams[6] = 0.978; | |
680 | energy *= fNonLinearityParams[6]/(fNonLinearityParams[0]*(1./(1.+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2]))*1./(1.+fNonLinearityParams[3]*exp((energy-fNonLinearityParams[4])/fNonLinearityParams[5])))); | |
681 | ||
4b58ac4f | 682 | break; |
683 | } | |
a31af82c | 684 | |
685 | case kBeamTestCorrectedv2: | |
686 | { | |
687 | //From beam test, corrected for material between beam and EMCAL | |
688 | //fNonLinearityParams[0] = 0.983504; | |
689 | //fNonLinearityParams[1] = 0.210106; | |
690 | //fNonLinearityParams[2] = 0.897274; | |
691 | //fNonLinearityParams[3] = 0.0829064; | |
692 | //fNonLinearityParams[4] = 152.299; | |
693 | //fNonLinearityParams[5] = 31.5028; | |
694 | //fNonLinearityParams[6] = 0.968; | |
695 | energy *= fNonLinearityParams[6]/(fNonLinearityParams[0]*(1./(1.+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2]))*1./(1.+fNonLinearityParams[3]*exp((energy-fNonLinearityParams[4])/fNonLinearityParams[5])))); | |
696 | ||
697 | break; | |
698 | } | |
d9b3567c | 699 | |
d24a0a76 | 700 | case kSDMv5: |
701 | { | |
702 | //Based on fit to the MC/data using kNoCorrection on the data - utilizes symmetric decay method and kPi0MCv5(MC) - 28 Oct 2013 | |
703 | //fNonLinearityParams[0] = 1.0; | |
704 | //fNonLinearityParams[1] = 6.64778e-02; | |
705 | //fNonLinearityParams[2] = 1.570; | |
706 | //fNonLinearityParams[3] = 9.67998e-02; | |
707 | //fNonLinearityParams[4] = 2.19381e+02; | |
708 | //fNonLinearityParams[5] = 6.31604e+01; | |
709 | //fNonLinearityParams[6] = 1.01286; | |
710 | energy *= fNonLinearityParams[6]/(fNonLinearityParams[0]*(1./(1.+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2]))*1./(1.+fNonLinearityParams[3]*exp((energy-fNonLinearityParams[4])/fNonLinearityParams[5])))) * (0.964 + exp(-3.132-0.435*energy*2.0)); | |
711 | ||
712 | break; | |
713 | } | |
714 | ||
715 | case kPi0MCv5: | |
716 | { | |
717 | //Based on comparing MC truth information to the reconstructed energy of clusters. | |
718 | //fNonLinearityParams[0] = 1.0; | |
719 | //fNonLinearityParams[1] = 6.64778e-02; | |
720 | //fNonLinearityParams[2] = 1.570; | |
721 | //fNonLinearityParams[3] = 9.67998e-02; | |
722 | //fNonLinearityParams[4] = 2.19381e+02; | |
723 | //fNonLinearityParams[5] = 6.31604e+01; | |
724 | //fNonLinearityParams[6] = 1.01286; | |
725 | energy *= fNonLinearityParams[6]/(fNonLinearityParams[0]*(1./(1.+fNonLinearityParams[1]*exp(-energy/fNonLinearityParams[2]))*1./(1.+fNonLinearityParams[3]*exp((energy-fNonLinearityParams[4])/fNonLinearityParams[5])))); | |
726 | ||
727 | break; | |
728 | } | |
729 | ||
d9b3567c | 730 | case kNoCorrection: |
731 | AliDebug(2,"No correction on the energy\n"); | |
732 | break; | |
733 | ||
734 | } | |
57131575 | 735 | |
d9b3567c | 736 | return energy; |
d9b3567c | 737 | } |
841dbf60 | 738 | |
7e0ecb89 | 739 | //__________________________________________________ |
740 | void AliEMCALRecoUtils::InitNonLinearityParam() | |
741 | { | |
841dbf60 | 742 | //Initialising Non Linearity Parameters |
fbddd006 | 743 | |
8517fbd8 | 744 | if (fNonLinearityFunction == kPi0MC) { |
841dbf60 | 745 | fNonLinearityParams[0] = 1.014; |
746 | fNonLinearityParams[1] = -0.03329; | |
747 | fNonLinearityParams[2] = -0.3853; | |
748 | fNonLinearityParams[3] = 0.5423; | |
749 | fNonLinearityParams[4] = -0.4335; | |
750 | } | |
751 | ||
8517fbd8 | 752 | if (fNonLinearityFunction == kPi0MCv2) { |
e33e0c4a | 753 | fNonLinearityParams[0] = 3.11111e-02; |
754 | fNonLinearityParams[1] =-5.71666e-02; | |
755 | fNonLinearityParams[2] = 5.67995e-01; | |
756 | } | |
757 | ||
8517fbd8 | 758 | if (fNonLinearityFunction == kPi0MCv3) { |
e33e0c4a | 759 | fNonLinearityParams[0] = 9.81039e-01; |
760 | fNonLinearityParams[1] = 1.13508e-01; | |
761 | fNonLinearityParams[2] = 1.00173e+00; | |
762 | fNonLinearityParams[3] = 9.67998e-02; | |
763 | fNonLinearityParams[4] = 2.19381e+02; | |
764 | fNonLinearityParams[5] = 6.31604e+01; | |
765 | fNonLinearityParams[6] = 1; | |
766 | } | |
767 | ||
8517fbd8 | 768 | if (fNonLinearityFunction == kPi0GammaGamma) { |
841dbf60 | 769 | fNonLinearityParams[0] = 1.04; |
770 | fNonLinearityParams[1] = -0.1445; | |
771 | fNonLinearityParams[2] = 1.046; | |
fbddd006 | 772 | } |
841dbf60 | 773 | |
8517fbd8 | 774 | if (fNonLinearityFunction == kPi0GammaConversion) { |
841dbf60 | 775 | fNonLinearityParams[0] = 0.139393; |
776 | fNonLinearityParams[1] = 0.0566186; | |
777 | fNonLinearityParams[2] = 0.982133; | |
fbddd006 | 778 | } |
841dbf60 | 779 | |
8517fbd8 | 780 | if (fNonLinearityFunction == kBeamTest) { |
781 | if (fNonLinearThreshold == 30) { | |
841dbf60 | 782 | fNonLinearityParams[0] = 1.007; |
783 | fNonLinearityParams[1] = 0.894; | |
784 | fNonLinearityParams[2] = 0.246; | |
785 | } | |
8517fbd8 | 786 | if (fNonLinearThreshold == 45) { |
841dbf60 | 787 | fNonLinearityParams[0] = 1.003; |
788 | fNonLinearityParams[1] = 0.719; | |
789 | fNonLinearityParams[2] = 0.334; | |
790 | } | |
8517fbd8 | 791 | if (fNonLinearThreshold == 75) { |
841dbf60 | 792 | fNonLinearityParams[0] = 1.002; |
793 | fNonLinearityParams[1] = 0.797; | |
794 | fNonLinearityParams[2] = 0.358; | |
795 | } | |
796 | } | |
797 | ||
8517fbd8 | 798 | if (fNonLinearityFunction == kBeamTestCorrected) { |
841dbf60 | 799 | fNonLinearityParams[0] = 0.99078; |
800 | fNonLinearityParams[1] = 0.161499; | |
801 | fNonLinearityParams[2] = 0.655166; | |
802 | fNonLinearityParams[3] = 0.134101; | |
803 | fNonLinearityParams[4] = 163.282; | |
804 | fNonLinearityParams[5] = 23.6904; | |
805 | fNonLinearityParams[6] = 0.978; | |
806 | } | |
a31af82c | 807 | |
8517fbd8 | 808 | if (fNonLinearityFunction == kBeamTestCorrectedv2) { |
a31af82c | 809 | fNonLinearityParams[0] = 0.983504; |
810 | fNonLinearityParams[1] = 0.210106; | |
811 | fNonLinearityParams[2] = 0.897274; | |
812 | fNonLinearityParams[3] = 0.0829064; | |
813 | fNonLinearityParams[4] = 152.299; | |
814 | fNonLinearityParams[5] = 31.5028; | |
815 | fNonLinearityParams[6] = 0.968; | |
816 | } | |
d24a0a76 | 817 | |
818 | if (fNonLinearityFunction == kSDMv5) { | |
819 | fNonLinearityParams[0] = 1.0; | |
820 | fNonLinearityParams[1] = 6.64778e-02; | |
821 | fNonLinearityParams[2] = 1.570; | |
822 | fNonLinearityParams[3] = 9.67998e-02; | |
823 | fNonLinearityParams[4] = 2.19381e+02; | |
824 | fNonLinearityParams[5] = 6.31604e+01; | |
825 | fNonLinearityParams[6] = 1.01286; | |
826 | } | |
827 | ||
828 | if (fNonLinearityFunction == kPi0MCv5) { | |
829 | fNonLinearityParams[0] = 1.0; | |
830 | fNonLinearityParams[1] = 6.64778e-02; | |
831 | fNonLinearityParams[2] = 1.570; | |
832 | fNonLinearityParams[3] = 9.67998e-02; | |
833 | fNonLinearityParams[4] = 2.19381e+02; | |
834 | fNonLinearityParams[5] = 6.31604e+01; | |
835 | fNonLinearityParams[6] = 1.01286; | |
836 | } | |
837 | ||
7e0ecb89 | 838 | } |
839 | ||
a520bcd0 | 840 | //_________________________________________________________ |
fb8eab96 | 841 | Float_t AliEMCALRecoUtils::GetDepth(Float_t energy, |
842 | Int_t iParticle, | |
843 | Int_t iSM) const | |
094786cc | 844 | { |
845 | //Calculate shower depth for a given cluster energy and particle type | |
846 | ||
847 | // parameters | |
cb231979 | 848 | Float_t x0 = 1.31; |
094786cc | 849 | Float_t ecr = 8; |
850 | Float_t depth = 0; | |
a840d589 | 851 | Float_t arg = energy*1000/ ecr; //Multiply energy by 1000 to transform to MeV |
094786cc | 852 | |
853 | switch ( iParticle ) | |
854 | { | |
855 | case kPhoton: | |
a840d589 | 856 | if (arg < 1) |
857 | depth = 0; | |
858 | else | |
859 | depth = x0 * (TMath::Log(arg) + 0.5); | |
094786cc | 860 | break; |
861 | ||
862 | case kElectron: | |
a840d589 | 863 | if (arg < 1) |
864 | depth = 0; | |
865 | else | |
866 | depth = x0 * (TMath::Log(arg) - 0.5); | |
094786cc | 867 | break; |
868 | ||
869 | case kHadron: | |
870 | // hadron | |
871 | // boxes anc. here | |
8517fbd8 | 872 | if (gGeoManager) { |
094786cc | 873 | gGeoManager->cd("ALIC_1/XEN1_1"); |
874 | TGeoNode *geoXEn1 = gGeoManager->GetCurrentNode(); | |
875 | TGeoNodeMatrix *geoSM = dynamic_cast<TGeoNodeMatrix *>(geoXEn1->GetDaughter(iSM)); | |
8517fbd8 | 876 | if (geoSM) { |
fd6df01c | 877 | TGeoVolume *geoSMVol = geoSM->GetVolume(); |
878 | TGeoShape *geoSMShape = geoSMVol->GetShape(); | |
879 | TGeoBBox *geoBox = dynamic_cast<TGeoBBox *>(geoSMShape); | |
8517fbd8 | 880 | if (geoBox) depth = 0.5 * geoBox->GetDX()*2 ; |
fd6df01c | 881 | else AliFatal("Null GEANT box"); |
7f5392da | 882 | } |
883 | else AliFatal("NULL GEANT node matrix"); | |
094786cc | 884 | } |
7f5392da | 885 | else |
886 | {//electron | |
a840d589 | 887 | if (arg < 1) |
888 | depth = 0; | |
889 | else | |
890 | depth = x0 * (TMath::Log(arg) - 0.5); | |
094786cc | 891 | } |
892 | ||
893 | break; | |
894 | ||
895 | default://photon | |
a840d589 | 896 | if (arg < 1) |
897 | depth = 0; | |
898 | else | |
899 | depth = x0 * (TMath::Log(arg) + 0.5); | |
094786cc | 900 | } |
901 | ||
902 | return depth; | |
094786cc | 903 | } |
904 | ||
88b96ad8 | 905 | //____________________________________________________________________ |
906 | void AliEMCALRecoUtils::GetMaxEnergyCell(const AliEMCALGeometry *geom, | |
907 | AliVCaloCells* cells, | |
908 | const AliVCluster* clu, | |
a520bcd0 | 909 | Int_t & absId, |
910 | Int_t & iSupMod, | |
911 | Int_t & ieta, | |
912 | Int_t & iphi, | |
913 | Bool_t & shared) | |
d9b3567c | 914 | { |
915 | //For a given CaloCluster gets the absId of the cell | |
916 | //with maximum energy deposit. | |
917 | ||
918 | Double_t eMax = -1.; | |
919 | Double_t eCell = -1.; | |
094786cc | 920 | Float_t fraction = 1.; |
921 | Float_t recalFactor = 1.; | |
d9b3567c | 922 | Int_t cellAbsId = -1 ; |
094786cc | 923 | |
d9b3567c | 924 | Int_t iTower = -1; |
925 | Int_t iIphi = -1; | |
926 | Int_t iIeta = -1; | |
cb231979 | 927 | Int_t iSupMod0= -1; |
2aeb4226 | 928 | |
8517fbd8 | 929 | if (!clu) { |
2aeb4226 | 930 | AliInfo("Cluster pointer null!"); |
931 | absId=-1; iSupMod0=-1, ieta = -1; iphi = -1; shared = -1; | |
932 | return; | |
933 | } | |
934 | ||
8517fbd8 | 935 | for (Int_t iDig=0; iDig< clu->GetNCells(); iDig++) { |
094786cc | 936 | cellAbsId = clu->GetCellAbsId(iDig); |
937 | fraction = clu->GetCellAmplitudeFraction(iDig); | |
83bfd77a | 938 | //printf("a Cell %d, id, %d, amp %f, fraction %f\n",iDig,cellAbsId,cells->GetCellAmplitude(cellAbsId),fraction); |
8517fbd8 | 939 | if (fraction < 1e-4) fraction = 1.; // in case unfolding is off |
cb231979 | 940 | geom->GetCellIndex(cellAbsId,iSupMod,iTower,iIphi,iIeta); |
941 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi, iIeta,iphi,ieta); | |
8517fbd8 | 942 | if (iDig==0) { |
7f5392da | 943 | iSupMod0=iSupMod; |
8517fbd8 | 944 | } else if (iSupMod0!=iSupMod) { |
cb231979 | 945 | shared = kTRUE; |
946 | //printf("AliEMCALRecoUtils::GetMaxEnergyCell() - SHARED CLUSTER\n"); | |
947 | } | |
8517fbd8 | 948 | if (!fCellsRecalibrated && IsRecalibrationOn()) { |
094786cc | 949 | recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi); |
950 | } | |
951 | eCell = cells->GetCellAmplitude(cellAbsId)*fraction*recalFactor; | |
83bfd77a | 952 | //printf("b Cell %d, id, %d, amp %f, fraction %f\n",iDig,cellAbsId,eCell,fraction); |
8517fbd8 | 953 | if (eCell > eMax) { |
d9b3567c | 954 | eMax = eCell; |
955 | absId = cellAbsId; | |
956 | //printf("\t new max: cell %d, e %f, ecell %f\n",maxId, eMax,eCell); | |
957 | } | |
958 | }// cell loop | |
959 | ||
960 | //Get from the absid the supermodule, tower and eta/phi numbers | |
961 | geom->GetCellIndex(absId,iSupMod,iTower,iIphi,iIeta); | |
962 | //Gives SuperModule and Tower numbers | |
963 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower, | |
83bfd77a | 964 | iIphi, iIeta,iphi,ieta); |
965 | //printf("Max id %d, iSM %d, col %d, row %d\n",absId,iSupMod,ieta,iphi); | |
966 | //printf("Max end---\n"); | |
d9b3567c | 967 | } |
968 | ||
88b96ad8 | 969 | //______________________________________ |
970 | void AliEMCALRecoUtils::InitParameters() | |
971 | { | |
972 | // Initialize data members with default values | |
973 | ||
974 | fParticleType = kPhoton; | |
975 | fPosAlgo = kUnchanged; | |
976 | fW0 = 4.5; | |
977 | ||
978 | fNonLinearityFunction = kNoCorrection; | |
979 | fNonLinearThreshold = 30; | |
980 | ||
981 | fExoticCellFraction = 0.97; | |
982 | fExoticCellDiffTime = 1e6; | |
983 | fExoticCellMinAmplitude = 0.5; | |
984 | ||
a6a1e3ab | 985 | fAODFilterMask = 128; |
986 | fAODHybridTracks = kFALSE; | |
987 | fAODTPCOnlyTracks = kTRUE; | |
88b96ad8 | 988 | |
989 | fCutEtaPhiSum = kTRUE; | |
990 | fCutEtaPhiSeparate = kFALSE; | |
991 | ||
992 | fCutR = 0.05; | |
993 | fCutEta = 0.025; | |
994 | fCutPhi = 0.05; | |
995 | ||
996 | fClusterWindow = 100; | |
997 | fMass = 0.139; | |
998 | ||
999 | fStepSurface = 20.; | |
1000 | fStepCluster = 5.; | |
1001 | fTrackCutsType = kLooseCut; | |
1002 | ||
1003 | fCutMinTrackPt = 0; | |
1004 | fCutMinNClusterTPC = -1; | |
1005 | fCutMinNClusterITS = -1; | |
1006 | ||
1007 | fCutMaxChi2PerClusterTPC = 1e10; | |
1008 | fCutMaxChi2PerClusterITS = 1e10; | |
1009 | ||
1010 | fCutRequireTPCRefit = kFALSE; | |
1011 | fCutRequireITSRefit = kFALSE; | |
1012 | fCutAcceptKinkDaughters = kFALSE; | |
1013 | ||
1014 | fCutMaxDCAToVertexXY = 1e10; | |
1015 | fCutMaxDCAToVertexZ = 1e10; | |
1016 | fCutDCAToVertex2D = kFALSE; | |
1017 | ||
42ceff04 | 1018 | fCutRequireITSStandAlone = kFALSE; //MARCEL |
1019 | fCutRequireITSpureSA = kFALSE; //Marcel | |
88b96ad8 | 1020 | |
1021 | //Misalignment matrices | |
8517fbd8 | 1022 | for (Int_t i = 0; i < 15 ; i++) |
7f5392da | 1023 | { |
88b96ad8 | 1024 | fMisalTransShift[i] = 0.; |
1025 | fMisalRotShift[i] = 0.; | |
1026 | } | |
1027 | ||
1028 | //Non linearity | |
8517fbd8 | 1029 | for (Int_t i = 0; i < 7 ; i++) fNonLinearityParams[i] = 0.; |
88b96ad8 | 1030 | |
a31af82c | 1031 | //For kBeamTestCorrectedv2 case, but default is no correction |
1032 | fNonLinearityParams[0] = 0.983504; | |
1033 | fNonLinearityParams[1] = 0.210106; | |
1034 | fNonLinearityParams[2] = 0.897274; | |
1035 | fNonLinearityParams[3] = 0.0829064; | |
1036 | fNonLinearityParams[4] = 152.299; | |
1037 | fNonLinearityParams[5] = 31.5028; | |
1038 | fNonLinearityParams[6] = 0.968; | |
88b96ad8 | 1039 | |
1040 | //Cluster energy smearing | |
1041 | fSmearClusterEnergy = kFALSE; | |
1042 | fSmearClusterParam[0] = 0.07; // * sqrt E term | |
1043 | fSmearClusterParam[1] = 0.00; // * E term | |
1044 | fSmearClusterParam[2] = 0.00; // constant | |
88b96ad8 | 1045 | } |
1046 | ||
1047 | //_____________________________________________________ | |
1048 | void AliEMCALRecoUtils::InitEMCALRecalibrationFactors() | |
1049 | { | |
841dbf60 | 1050 | //Init EMCAL recalibration factors |
1051 | AliDebug(2,"AliCalorimeterUtils::InitEMCALRecalibrationFactors()"); | |
fbddd006 | 1052 | //In order to avoid rewriting the same histograms |
841dbf60 | 1053 | Bool_t oldStatus = TH1::AddDirectoryStatus(); |
1054 | TH1::AddDirectory(kFALSE); | |
1055 | ||
c3d9f926 | 1056 | fEMCALRecalibrationFactors = new TObjArray(12); |
1057 | for (int i = 0; i < 12; i++) | |
841dbf60 | 1058 | fEMCALRecalibrationFactors->Add(new TH2F(Form("EMCALRecalFactors_SM%d",i), |
1059 | Form("EMCALRecalFactors_SM%d",i), 48, 0, 48, 24, 0, 24)); | |
1060 | //Init the histograms with 1 | |
7f5392da | 1061 | for (Int_t sm = 0; sm < 12; sm++) |
1062 | { | |
1063 | for (Int_t i = 0; i < 48; i++) | |
1064 | { | |
1065 | for (Int_t j = 0; j < 24; j++) | |
1066 | { | |
841dbf60 | 1067 | SetEMCALChannelRecalibrationFactor(sm,i,j,1.); |
1068 | } | |
1069 | } | |
1070 | } | |
7f5392da | 1071 | |
841dbf60 | 1072 | fEMCALRecalibrationFactors->SetOwner(kTRUE); |
1073 | fEMCALRecalibrationFactors->Compress(); | |
fbddd006 | 1074 | |
841dbf60 | 1075 | //In order to avoid rewriting the same histograms |
fbddd006 | 1076 | TH1::AddDirectory(oldStatus); |
094786cc | 1077 | } |
1078 | ||
a520bcd0 | 1079 | //_________________________________________________________ |
841dbf60 | 1080 | void AliEMCALRecoUtils::InitEMCALTimeRecalibrationFactors() |
1081 | { | |
1082 | //Init EMCAL recalibration factors | |
1083 | AliDebug(2,"AliCalorimeterUtils::InitEMCALRecalibrationFactors()"); | |
1084 | //In order to avoid rewriting the same histograms | |
1085 | Bool_t oldStatus = TH1::AddDirectoryStatus(); | |
1086 | TH1::AddDirectory(kFALSE); | |
1087 | ||
1088 | fEMCALTimeRecalibrationFactors = new TObjArray(4); | |
1089 | for (int i = 0; i < 4; i++) | |
3bfc4732 | 1090 | fEMCALTimeRecalibrationFactors->Add(new TH1F(Form("hAllTimeAvBC%d",i), |
1091 | Form("hAllTimeAvBC%d",i), | |
c3d9f926 | 1092 | 48*24*12,0.,48*24*12) ); |
841dbf60 | 1093 | //Init the histograms with 1 |
7f5392da | 1094 | for (Int_t bc = 0; bc < 4; bc++) |
1095 | { | |
c3d9f926 | 1096 | for (Int_t i = 0; i < 48*24*12; i++) |
841dbf60 | 1097 | SetEMCALChannelTimeRecalibrationFactor(bc,i,0.); |
3bfc4732 | 1098 | } |
841dbf60 | 1099 | |
1100 | fEMCALTimeRecalibrationFactors->SetOwner(kTRUE); | |
1101 | fEMCALTimeRecalibrationFactors->Compress(); | |
1102 | ||
1103 | //In order to avoid rewriting the same histograms | |
fbddd006 | 1104 | TH1::AddDirectory(oldStatus); |
3bfc4732 | 1105 | } |
094786cc | 1106 | |
a520bcd0 | 1107 | //____________________________________________________ |
841dbf60 | 1108 | void AliEMCALRecoUtils::InitEMCALBadChannelStatusMap() |
1109 | { | |
1110 | //Init EMCAL bad channels map | |
1111 | AliDebug(2,"AliEMCALRecoUtils::InitEMCALBadChannelStatusMap()"); | |
1112 | //In order to avoid rewriting the same histograms | |
1113 | Bool_t oldStatus = TH1::AddDirectoryStatus(); | |
608c80a3 | 1114 | TH1::AddDirectory(kFALSE); |
1115 | ||
c3d9f926 | 1116 | fEMCALBadChannelMap = new TObjArray(12); |
841dbf60 | 1117 | //TH2F * hTemp = new TH2I("EMCALBadChannelMap","EMCAL SuperModule bad channel map", 48, 0, 48, 24, 0, 24); |
7f5392da | 1118 | for (int i = 0; i < 12; i++) |
1119 | { | |
841dbf60 | 1120 | fEMCALBadChannelMap->Add(new TH2I(Form("EMCALBadChannelMap_Mod%d",i),Form("EMCALBadChannelMap_Mod%d",i), 48, 0, 48, 24, 0, 24)); |
1121 | } | |
1122 | ||
1123 | fEMCALBadChannelMap->SetOwner(kTRUE); | |
1124 | fEMCALBadChannelMap->Compress(); | |
1125 | ||
1126 | //In order to avoid rewriting the same histograms | |
fbddd006 | 1127 | TH1::AddDirectory(oldStatus); |
fd6df01c | 1128 | } |
1129 | ||
88b96ad8 | 1130 | //____________________________________________________________________________ |
1131 | void AliEMCALRecoUtils::RecalibrateClusterEnergy(const AliEMCALGeometry* geom, | |
1132 | AliVCluster * cluster, | |
1133 | AliVCaloCells * cells, | |
fb8eab96 | 1134 | Int_t bc) |
88b96ad8 | 1135 | { |
841dbf60 | 1136 | // Recalibrate the cluster energy and Time, considering the recalibration map |
3bfc4732 | 1137 | // and the energy of the cells and time that compose the cluster. |
1138 | // bc= bunch crossing number returned by esdevent->GetBunchCrossNumber(); | |
fbddd006 | 1139 | |
8517fbd8 | 1140 | if (!cluster) { |
2aeb4226 | 1141 | AliInfo("Cluster pointer null!"); |
1142 | return; | |
1143 | } | |
1144 | ||
841dbf60 | 1145 | //Get the cluster number of cells and list of absId, check what kind of cluster do we have. |
1146 | UShort_t * index = cluster->GetCellsAbsId() ; | |
1147 | Double_t * fraction = cluster->GetCellsAmplitudeFraction() ; | |
1148 | Int_t ncells = cluster->GetNCells(); | |
fbddd006 | 1149 | |
841dbf60 | 1150 | //Initialize some used variables |
1151 | Float_t energy = 0; | |
1152 | Int_t absId =-1; | |
3bfc4732 | 1153 | Int_t icol =-1, irow =-1, imod=1; |
841dbf60 | 1154 | Float_t factor = 1, frac = 0; |
3bfc4732 | 1155 | Int_t absIdMax = -1; |
1156 | Float_t emax = 0; | |
1157 | ||
841dbf60 | 1158 | //Loop on the cells, get the cell amplitude and recalibration factor, multiply and and to the new energy |
8517fbd8 | 1159 | for (Int_t icell = 0; icell < ncells; icell++) |
7f5392da | 1160 | { |
841dbf60 | 1161 | absId = index[icell]; |
1162 | frac = fraction[icell]; | |
8517fbd8 | 1163 | if (frac < 1e-5) frac = 1; //in case of EMCAL, this is set as 0 since unfolding is off |
3bfc4732 | 1164 | |
8517fbd8 | 1165 | if (!fCellsRecalibrated && IsRecalibrationOn()) { |
3bfc4732 | 1166 | // Energy |
1167 | Int_t iTower = -1, iIphi = -1, iIeta = -1; | |
1168 | geom->GetCellIndex(absId,imod,iTower,iIphi,iIeta); | |
8517fbd8 | 1169 | if (fEMCALRecalibrationFactors->GetEntries() <= imod) |
1170 | continue; | |
fbddd006 | 1171 | geom->GetCellPhiEtaIndexInSModule(imod,iTower,iIphi, iIeta,irow,icol); |
3bfc4732 | 1172 | factor = GetEMCALChannelRecalibrationFactor(imod,icol,irow); |
1173 | ||
1174 | AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - recalibrate cell: module %d, col %d, row %d, cell fraction %f,recalibration factor %f, cell energy %f\n", | |
1175 | imod,icol,irow,frac,factor,cells->GetCellAmplitude(absId))); | |
1176 | ||
1177 | } | |
1178 | ||
841dbf60 | 1179 | energy += cells->GetCellAmplitude(absId)*factor*frac; |
3bfc4732 | 1180 | |
8517fbd8 | 1181 | if (emax < cells->GetCellAmplitude(absId)*factor*frac) { |
3bfc4732 | 1182 | emax = cells->GetCellAmplitude(absId)*factor*frac; |
1183 | absIdMax = absId; | |
1184 | } | |
841dbf60 | 1185 | } |
fbddd006 | 1186 | |
3a5708cd | 1187 | AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - Energy before %f, after %f \n",cluster->E(),energy)); |
3bfc4732 | 1188 | |
3a5708cd | 1189 | cluster->SetE(energy); |
3bfc4732 | 1190 | |
bc8330e9 | 1191 | // Recalculate time of cluster |
3a5708cd | 1192 | Double_t timeorg = cluster->GetTOF(); |
bc8330e9 | 1193 | |
1194 | Double_t time = cells->GetCellTime(absIdMax); | |
8517fbd8 | 1195 | if (!fCellsRecalibrated && IsTimeRecalibrationOn()) |
3a5708cd | 1196 | RecalibrateCellTime(absIdMax,bc,time); |
3bfc4732 | 1197 | |
bc8330e9 | 1198 | cluster->SetTOF(time); |
3bfc4732 | 1199 | |
bc8330e9 | 1200 | AliDebug(2,Form("AliEMCALRecoUtils::RecalibrateClusterEnergy - Time before %f, after %f \n",timeorg,cluster->GetTOF())); |
3bfc4732 | 1201 | } |
1202 | ||
a520bcd0 | 1203 | //_____________________________________________________________ |
1204 | void AliEMCALRecoUtils::RecalibrateCells(AliVCaloCells * cells, | |
fb8eab96 | 1205 | Int_t bc) |
841dbf60 | 1206 | { |
1207 | // Recalibrate the cells time and energy, considering the recalibration map and the energy | |
3bfc4732 | 1208 | // of the cells that compose the cluster. |
1209 | // bc= bunch crossing number returned by esdevent->GetBunchCrossNumber(); | |
1210 | ||
8517fbd8 | 1211 | if (!IsRecalibrationOn() && !IsTimeRecalibrationOn() && !IsBadChannelsRemovalSwitchedOn()) |
1212 | return; | |
3bfc4732 | 1213 | |
8517fbd8 | 1214 | if (!cells) { |
3bfc4732 | 1215 | AliInfo("Cells pointer null!"); |
1216 | return; | |
1217 | } | |
1218 | ||
fbddd006 | 1219 | Short_t absId =-1; |
a7e5a381 | 1220 | Bool_t accept = kFALSE; |
1221 | Float_t ecell = 0; | |
1222 | Double_t tcell = 0; | |
fbddd006 | 1223 | Double_t ecellin = 0; |
1224 | Double_t tcellin = 0; | |
60d77596 | 1225 | Int_t mclabel = -1; |
fbddd006 | 1226 | Double_t efrac = 0; |
3bfc4732 | 1227 | |
841dbf60 | 1228 | Int_t nEMcell = cells->GetNumberOfCells() ; |
7f5392da | 1229 | for (Int_t iCell = 0; iCell < nEMcell; iCell++) |
1230 | { | |
fbddd006 | 1231 | cells->GetCell( iCell, absId, ecellin, tcellin, mclabel, efrac ); |
3bfc4732 | 1232 | |
a7e5a381 | 1233 | accept = AcceptCalibrateCell(absId, bc, ecell ,tcell ,cells); |
8517fbd8 | 1234 | if (!accept) { |
a7e5a381 | 1235 | ecell = 0; |
fbddd006 | 1236 | tcell = -1; |
a7e5a381 | 1237 | } |
3bfc4732 | 1238 | |
1239 | //Set new values | |
fbddd006 | 1240 | cells->SetCell(iCell,absId,ecell, tcell, mclabel, efrac); |
3bfc4732 | 1241 | } |
841dbf60 | 1242 | |
1243 | fCellsRecalibrated = kTRUE; | |
094786cc | 1244 | } |
1245 | ||
88b96ad8 | 1246 | //_______________________________________________________________________________________________________ |
fb8eab96 | 1247 | void AliEMCALRecoUtils::RecalibrateCellTime(Int_t absId, Int_t bc, Double_t & celltime) const |
7d692da6 | 1248 | { |
841dbf60 | 1249 | // Recalibrate time of cell with absID considering the recalibration map |
3bfc4732 | 1250 | // bc= bunch crossing number returned by esdevent->GetBunchCrossNumber(); |
7d692da6 | 1251 | |
8517fbd8 | 1252 | if (!fCellsRecalibrated && IsTimeRecalibrationOn() && bc >= 0) { |
7d692da6 | 1253 | celltime -= GetEMCALChannelTimeRecalibrationFactor(bc%4,absId)*1.e-9; ; |
3bfc4732 | 1254 | } |
3bfc4732 | 1255 | } |
1256 | ||
a520bcd0 | 1257 | //______________________________________________________________________________ |
1258 | void AliEMCALRecoUtils::RecalculateClusterPosition(const AliEMCALGeometry *geom, | |
1259 | AliVCaloCells* cells, | |
1260 | AliVCluster* clu) | |
d9b3567c | 1261 | { |
1262 | //For a given CaloCluster recalculates the position for a given set of misalignment shifts and puts it again in the CaloCluster. | |
1263 | ||
8517fbd8 | 1264 | if (!clu) { |
2aeb4226 | 1265 | AliInfo("Cluster pointer null!"); |
1266 | return; | |
1267 | } | |
1268 | ||
8517fbd8 | 1269 | if (fPosAlgo==kPosTowerGlobal) RecalculateClusterPositionFromTowerGlobal( geom, cells, clu); |
1270 | else if (fPosAlgo==kPosTowerIndex) RecalculateClusterPositionFromTowerIndex ( geom, cells, clu); | |
1271 | else AliDebug(2,"Algorithm to recalculate position not selected, do nothing."); | |
094786cc | 1272 | } |
1273 | ||
a520bcd0 | 1274 | //_____________________________________________________________________________________________ |
1275 | void AliEMCALRecoUtils::RecalculateClusterPositionFromTowerGlobal(const AliEMCALGeometry *geom, | |
1276 | AliVCaloCells* cells, | |
1277 | AliVCluster* clu) | |
094786cc | 1278 | { |
1279 | // For a given CaloCluster recalculates the position for a given set of misalignment shifts and puts it again in the CaloCluster. | |
1280 | // The algorithm is a copy of what is done in AliEMCALRecPoint | |
1281 | ||
1282 | Double_t eCell = 0.; | |
1283 | Float_t fraction = 1.; | |
1284 | Float_t recalFactor = 1.; | |
1285 | ||
1286 | Int_t absId = -1; | |
1287 | Int_t iTower = -1, iIphi = -1, iIeta = -1; | |
1288 | Int_t iSupModMax = -1, iSM=-1, iphi = -1, ieta = -1; | |
1289 | Float_t weight = 0., totalWeight=0.; | |
1290 | Float_t newPos[3] = {0,0,0}; | |
1291 | Double_t pLocal[3], pGlobal[3]; | |
cb231979 | 1292 | Bool_t shared = kFALSE; |
1293 | ||
094786cc | 1294 | Float_t clEnergy = clu->E(); //Energy already recalibrated previously |
a840d589 | 1295 | if (clEnergy <= 0) |
1296 | return; | |
cb231979 | 1297 | GetMaxEnergyCell(geom, cells, clu, absId, iSupModMax, ieta, iphi,shared); |
094786cc | 1298 | Double_t depth = GetDepth(clEnergy,fParticleType,iSupModMax) ; |
1299 | ||
83bfd77a | 1300 | //printf("** Cluster energy %f, ncells %d, depth %f\n",clEnergy,clu->GetNCells(),depth); |
1301 | ||
7f5392da | 1302 | for (Int_t iDig=0; iDig< clu->GetNCells(); iDig++) |
1303 | { | |
841dbf60 | 1304 | absId = clu->GetCellAbsId(iDig); |
1305 | fraction = clu->GetCellAmplitudeFraction(iDig); | |
8517fbd8 | 1306 | if (fraction < 1e-4) fraction = 1.; // in case unfolding is off |
3bfc4732 | 1307 | |
8517fbd8 | 1308 | if (!fCellsRecalibrated) { |
3bfc4732 | 1309 | geom->GetCellIndex(absId,iSM,iTower,iIphi,iIeta); |
fbddd006 | 1310 | geom->GetCellPhiEtaIndexInSModule(iSM,iTower,iIphi, iIeta,iphi,ieta); |
8517fbd8 | 1311 | if (IsRecalibrationOn()) { |
3bfc4732 | 1312 | recalFactor = GetEMCALChannelRecalibrationFactor(iSM,ieta,iphi); |
1313 | } | |
094786cc | 1314 | } |
3bfc4732 | 1315 | |
094786cc | 1316 | eCell = cells->GetCellAmplitude(absId)*fraction*recalFactor; |
1317 | ||
1318 | weight = GetCellWeight(eCell,clEnergy); | |
1319 | totalWeight += weight; | |
3bfc4732 | 1320 | |
094786cc | 1321 | geom->RelPosCellInSModule(absId,depth,pLocal[0],pLocal[1],pLocal[2]); |
83bfd77a | 1322 | //printf("pLocal (%f,%f,%f), SM %d, absId %d\n",pLocal[0],pLocal[1],pLocal[2],iSupModMax,absId); |
094786cc | 1323 | geom->GetGlobal(pLocal,pGlobal,iSupModMax); |
83bfd77a | 1324 | //printf("pLocal (%f,%f,%f)\n",pGlobal[0],pGlobal[1],pGlobal[2]); |
1325 | ||
8517fbd8 | 1326 | for (int i=0; i<3; i++ ) newPos[i] += (weight*pGlobal[i]); |
094786cc | 1327 | }// cell loop |
1328 | ||
8517fbd8 | 1329 | if (totalWeight>0) { |
1330 | for (int i=0; i<3; i++ ) newPos[i] /= totalWeight; | |
094786cc | 1331 | } |
1332 | ||
094786cc | 1333 | //Float_t pos[]={0,0,0}; |
1334 | //clu->GetPosition(pos); | |
1335 | //printf("OldPos : %2.3f,%2.3f,%2.3f\n",pos[0],pos[1],pos[2]); | |
83bfd77a | 1336 | //printf("NewPos : %2.3f,%2.3f,%2.3f\n",newPos[0],newPos[1],newPos[2]); |
094786cc | 1337 | |
8517fbd8 | 1338 | if (iSupModMax > 1) { //sector 1 |
841dbf60 | 1339 | newPos[0] +=fMisalTransShift[3];//-=3.093; |
1340 | newPos[1] +=fMisalTransShift[4];//+=6.82; | |
1341 | newPos[2] +=fMisalTransShift[5];//+=1.635; | |
83bfd77a | 1342 | //printf(" + : %2.3f,%2.3f,%2.3f\n",fMisalTransShift[3],fMisalTransShift[4],fMisalTransShift[5]); |
8517fbd8 | 1343 | } else { //sector 0 |
841dbf60 | 1344 | newPos[0] +=fMisalTransShift[0];//+=1.134; |
1345 | newPos[1] +=fMisalTransShift[1];//+=8.2; | |
1346 | newPos[2] +=fMisalTransShift[2];//+=1.197; | |
83bfd77a | 1347 | //printf(" + : %2.3f,%2.3f,%2.3f\n",fMisalTransShift[0],fMisalTransShift[1],fMisalTransShift[2]); |
841dbf60 | 1348 | } |
83bfd77a | 1349 | //printf("NewPos : %2.3f,%2.3f,%2.3f\n",newPos[0],newPos[1],newPos[2]); |
1350 | ||
094786cc | 1351 | clu->SetPosition(newPos); |
094786cc | 1352 | } |
1353 | ||
a520bcd0 | 1354 | //____________________________________________________________________________________________ |
1355 | void AliEMCALRecoUtils::RecalculateClusterPositionFromTowerIndex(const AliEMCALGeometry *geom, | |
1356 | AliVCaloCells* cells, | |
1357 | AliVCluster* clu) | |
094786cc | 1358 | { |
1359 | // For a given CaloCluster recalculates the position for a given set of misalignment shifts and puts it again in the CaloCluster. | |
1360 | // The algorithm works with the tower indeces, averages the indeces and from them it calculates the global position | |
1361 | ||
1362 | Double_t eCell = 1.; | |
1363 | Float_t fraction = 1.; | |
1364 | Float_t recalFactor = 1.; | |
1365 | ||
1366 | Int_t absId = -1; | |
d9b3567c | 1367 | Int_t iTower = -1; |
094786cc | 1368 | Int_t iIphi = -1, iIeta = -1; |
841dbf60 | 1369 | Int_t iSupMod = -1, iSupModMax = -1; |
d9b3567c | 1370 | Int_t iphi = -1, ieta =-1; |
cb231979 | 1371 | Bool_t shared = kFALSE; |
1372 | ||
d9b3567c | 1373 | Float_t clEnergy = clu->E(); //Energy already recalibrated previously. |
a1c0f640 | 1374 | |
a840d589 | 1375 | if (clEnergy <= 0) |
1376 | return; | |
cb231979 | 1377 | GetMaxEnergyCell(geom, cells, clu, absId, iSupModMax, ieta, iphi,shared); |
094786cc | 1378 | Float_t depth = GetDepth(clEnergy,fParticleType,iSupMod) ; |
1379 | ||
d9b3567c | 1380 | Float_t weight = 0., weightedCol = 0., weightedRow = 0., totalWeight=0.; |
094786cc | 1381 | Bool_t areInSameSM = kTRUE; //exclude clusters with cells in different SMs for now |
1382 | Int_t startingSM = -1; | |
d9b3567c | 1383 | |
7f5392da | 1384 | for (Int_t iDig=0; iDig< clu->GetNCells(); iDig++) |
1385 | { | |
094786cc | 1386 | absId = clu->GetCellAbsId(iDig); |
1387 | fraction = clu->GetCellAmplitudeFraction(iDig); | |
8517fbd8 | 1388 | if (fraction < 1e-4) fraction = 1.; // in case unfolding is off |
3bfc4732 | 1389 | |
8517fbd8 | 1390 | if (iDig==0) startingSM = iSupMod; |
1391 | else if (iSupMod != startingSM) areInSameSM = kFALSE; | |
094786cc | 1392 | |
1393 | eCell = cells->GetCellAmplitude(absId); | |
d9b3567c | 1394 | |
3bfc4732 | 1395 | geom->GetCellIndex(absId,iSupMod,iTower,iIphi,iIeta); |
fbddd006 | 1396 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi, iIeta,iphi,ieta); |
3bfc4732 | 1397 | |
7f5392da | 1398 | if (!fCellsRecalibrated) |
1399 | { | |
8517fbd8 | 1400 | if (IsRecalibrationOn()) { |
3bfc4732 | 1401 | recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi); |
3bfc4732 | 1402 | } |
094786cc | 1403 | } |
3bfc4732 | 1404 | |
094786cc | 1405 | eCell = cells->GetCellAmplitude(absId)*fraction*recalFactor; |
d9b3567c | 1406 | |
094786cc | 1407 | weight = GetCellWeight(eCell,clEnergy); |
8517fbd8 | 1408 | if (weight < 0) weight = 0; |
d9b3567c | 1409 | totalWeight += weight; |
1410 | weightedCol += ieta*weight; | |
1411 | weightedRow += iphi*weight; | |
1412 | ||
1413 | //printf("Max cell? cell %d, amplitude org %f, fraction %f, recalibration %f, amplitude new %f \n",cellAbsId, cells->GetCellAmplitude(cellAbsId), fraction, recalFactor, eCell) ; | |
841dbf60 | 1414 | }// cell loop |
094786cc | 1415 | |
d9b3567c | 1416 | Float_t xyzNew[]={0.,0.,0.}; |
8517fbd8 | 1417 | if (areInSameSM == kTRUE) { |
d9b3567c | 1418 | //printf("In Same SM\n"); |
1419 | weightedCol = weightedCol/totalWeight; | |
1420 | weightedRow = weightedRow/totalWeight; | |
094786cc | 1421 | geom->RecalculateTowerPosition(weightedRow, weightedCol, iSupModMax, depth, fMisalTransShift, fMisalRotShift, xyzNew); |
7f5392da | 1422 | } |
1423 | else | |
1424 | { | |
d9b3567c | 1425 | //printf("In Different SM\n"); |
094786cc | 1426 | geom->RecalculateTowerPosition(iphi, ieta, iSupModMax, depth, fMisalTransShift, fMisalRotShift, xyzNew); |
d9b3567c | 1427 | } |
d9b3567c | 1428 | |
094786cc | 1429 | clu->SetPosition(xyzNew); |
d9b3567c | 1430 | } |
1431 | ||
a520bcd0 | 1432 | //___________________________________________________________________________________________ |
1433 | void AliEMCALRecoUtils::RecalculateClusterDistanceToBadChannel(const AliEMCALGeometry * geom, | |
1434 | AliVCaloCells* cells, | |
1435 | AliVCluster * cluster) | |
841dbf60 | 1436 | { |
cb231979 | 1437 | //re-evaluate distance to bad channel with updated bad map |
1438 | ||
8517fbd8 | 1439 | if (!fRecalDistToBadChannels) return; |
cb231979 | 1440 | |
8517fbd8 | 1441 | if (!cluster) |
7f5392da | 1442 | { |
2aeb4226 | 1443 | AliInfo("Cluster pointer null!"); |
1444 | return; | |
1445 | } | |
1446 | ||
841dbf60 | 1447 | //Get channels map of the supermodule where the cluster is. |
fbddd006 | 1448 | Int_t absIdMax = -1, iSupMod =-1, icolM = -1, irowM = -1; |
cb231979 | 1449 | Bool_t shared = kFALSE; |
1450 | GetMaxEnergyCell(geom, cells, cluster, absIdMax, iSupMod, icolM, irowM, shared); | |
1451 | TH2D* hMap = (TH2D*)fEMCALBadChannelMap->At(iSupMod); | |
1452 | ||
fbddd006 | 1453 | Int_t dRrow, dRcol; |
841dbf60 | 1454 | Float_t minDist = 10000.; |
1455 | Float_t dist = 0.; | |
cb231979 | 1456 | |
1457 | //Loop on tower status map | |
8517fbd8 | 1458 | for (Int_t irow = 0; irow < AliEMCALGeoParams::fgkEMCALRows; irow++) |
7f5392da | 1459 | { |
8517fbd8 | 1460 | for (Int_t icol = 0; icol < AliEMCALGeoParams::fgkEMCALCols; icol++) |
7f5392da | 1461 | { |
841dbf60 | 1462 | //Check if tower is bad. |
8517fbd8 | 1463 | if (hMap->GetBinContent(icol,irow)==0) continue; |
cb231979 | 1464 | //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 | 1465 | // iSupMod,icol, irow, icolM,irowM); |
cb231979 | 1466 | |
1467 | dRrow=TMath::Abs(irowM-irow); | |
1468 | dRcol=TMath::Abs(icolM-icol); | |
1469 | dist=TMath::Sqrt(dRrow*dRrow+dRcol*dRcol); | |
8517fbd8 | 1470 | if (dist < minDist) |
7f5392da | 1471 | { |
cb231979 | 1472 | //printf("MIN DISTANCE TO BAD %2.2f\n",dist); |
1473 | minDist = dist; | |
1474 | } | |
841dbf60 | 1475 | } |
1476 | } | |
cb231979 | 1477 | |
841dbf60 | 1478 | //In case the cluster is shared by 2 SuperModules, need to check the map of the second Super Module |
7f5392da | 1479 | if (shared) |
1480 | { | |
841dbf60 | 1481 | TH2D* hMap2 = 0; |
1482 | Int_t iSupMod2 = -1; | |
cb231979 | 1483 | |
841dbf60 | 1484 | //The only possible combinations are (0,1), (2,3) ... (8,9) |
8517fbd8 | 1485 | if (iSupMod%2) iSupMod2 = iSupMod-1; |
1486 | else iSupMod2 = iSupMod+1; | |
841dbf60 | 1487 | hMap2 = (TH2D*)fEMCALBadChannelMap->At(iSupMod2); |
cb231979 | 1488 | |
841dbf60 | 1489 | //Loop on tower status map of second super module |
8517fbd8 | 1490 | for (Int_t irow = 0; irow < AliEMCALGeoParams::fgkEMCALRows; irow++) |
7f5392da | 1491 | { |
8517fbd8 | 1492 | for (Int_t icol = 0; icol < AliEMCALGeoParams::fgkEMCALCols; icol++) |
7f5392da | 1493 | { |
841dbf60 | 1494 | //Check if tower is bad. |
8517fbd8 | 1495 | if (hMap2->GetBinContent(icol,irow)==0) |
1496 | continue; | |
841dbf60 | 1497 | //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", |
1498 | // iSupMod2,icol, irow,iSupMod,icolM,irowM); | |
cb231979 | 1499 | dRrow=TMath::Abs(irow-irowM); |
1500 | ||
8517fbd8 | 1501 | if (iSupMod%2) { |
841dbf60 | 1502 | dRcol=TMath::Abs(icol-(AliEMCALGeoParams::fgkEMCALCols+icolM)); |
8517fbd8 | 1503 | } else { |
cb231979 | 1504 | dRcol=TMath::Abs(AliEMCALGeoParams::fgkEMCALCols+icol-icolM); |
841dbf60 | 1505 | } |
cb231979 | 1506 | |
841dbf60 | 1507 | dist=TMath::Sqrt(dRrow*dRrow+dRcol*dRcol); |
8517fbd8 | 1508 | if (dist < minDist) minDist = dist; |
841dbf60 | 1509 | } |
1510 | } | |
1511 | }// shared cluster in 2 SuperModules | |
78467229 | 1512 | |
6fe0e6d0 | 1513 | AliDebug(2,Form("Max cluster cell (SM,col,row)=(%d %d %d) - Distance to Bad Channel %2.2f",iSupMod, icolM, irowM, minDist)); |
1514 | cluster->SetDistanceToBadChannel(minDist); | |
cb231979 | 1515 | } |
1516 | ||
a520bcd0 | 1517 | //__________________________________________________________________ |
841dbf60 | 1518 | void AliEMCALRecoUtils::RecalculateClusterPID(AliVCluster * cluster) |
1519 | { | |
83bfd77a | 1520 | //re-evaluate identification parameters with bayesian |
2aeb4226 | 1521 | |
8517fbd8 | 1522 | if (!cluster) { |
2aeb4226 | 1523 | AliInfo("Cluster pointer null!"); |
1524 | return; | |
1525 | } | |
1526 | ||
8517fbd8 | 1527 | if (cluster->GetM02() != 0) |
83bfd77a | 1528 | fPIDUtils->ComputePID(cluster->E(),cluster->GetM02()); |
1529 | ||
00a38d07 | 1530 | Float_t pidlist[AliPID::kSPECIESCN+1]; |
8517fbd8 | 1531 | for (Int_t i = 0; i < AliPID::kSPECIESCN+1; i++) pidlist[i] = fPIDUtils->GetPIDFinal(i); |
841dbf60 | 1532 | |
83bfd77a | 1533 | cluster->SetPID(pidlist); |
83bfd77a | 1534 | } |
1535 | ||
f0e9e976 | 1536 | //___________________________________________________________________________________________________________________ |
a520bcd0 | 1537 | void AliEMCALRecoUtils::RecalculateClusterShowerShapeParameters(const AliEMCALGeometry * geom, |
1538 | AliVCaloCells* cells, | |
f0e9e976 | 1539 | AliVCluster * cluster, |
1540 | Float_t & l0, Float_t & l1, | |
1541 | Float_t & disp, Float_t & dEta, Float_t & dPhi, | |
1542 | Float_t & sEta, Float_t & sPhi, Float_t & sEtaPhi) | |
83bfd77a | 1543 | { |
1544 | // Calculates new center of gravity in the local EMCAL-module coordinates | |
1545 | // and tranfers into global ALICE coordinates | |
1546 | // Calculates Dispersion and main axis | |
1547 | ||
8517fbd8 | 1548 | if (!cluster) { |
2aeb4226 | 1549 | AliInfo("Cluster pointer null!"); |
1550 | return; | |
1551 | } | |
1552 | ||
83bfd77a | 1553 | Double_t eCell = 0.; |
1554 | Float_t fraction = 1.; | |
1555 | Float_t recalFactor = 1.; | |
1556 | ||
f0e9e976 | 1557 | Int_t iSupMod = -1; |
1558 | Int_t iTower = -1; | |
1559 | Int_t iIphi = -1; | |
1560 | Int_t iIeta = -1; | |
1561 | Int_t iphi = -1; | |
1562 | Int_t ieta = -1; | |
1563 | Double_t etai = -1.; | |
1564 | Double_t phii = -1.; | |
1565 | ||
1566 | Int_t nstat = 0 ; | |
1567 | Float_t wtot = 0.; | |
1568 | Double_t w = 0.; | |
1569 | Double_t etaMean = 0.; | |
1570 | Double_t phiMean = 0.; | |
a1c0f640 | 1571 | |
1572 | //Loop on cells, calculate the cluster energy, in case a cut on cell energy is added | |
1573 | // and to check if the cluster is between 2 SM in eta | |
1574 | Int_t iSM0 = -1; | |
1575 | Bool_t shared = kFALSE; | |
1576 | Float_t energy = 0; | |
1577 | ||
8517fbd8 | 1578 | for (Int_t iDigit=0; iDigit < cluster->GetNCells(); iDigit++) |
a1c0f640 | 1579 | { |
1580 | //Get from the absid the supermodule, tower and eta/phi numbers | |
1581 | geom->GetCellIndex(cluster->GetCellAbsId(iDigit),iSupMod,iTower,iIphi,iIeta); | |
1582 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi,iIeta, iphi,ieta); | |
1583 | ||
1584 | //Check if there are cells of different SM | |
8517fbd8 | 1585 | if (iDigit == 0 ) iSM0 = iSupMod; |
1586 | else if (iSupMod!= iSM0) shared = kTRUE; | |
a1c0f640 | 1587 | |
1588 | //Get the cell energy, if recalibration is on, apply factors | |
1589 | fraction = cluster->GetCellAmplitudeFraction(iDigit); | |
8517fbd8 | 1590 | if (fraction < 1e-4) fraction = 1.; // in case unfolding is off |
83bfd77a | 1591 | |
8517fbd8 | 1592 | if (IsRecalibrationOn()) { |
a1c0f640 | 1593 | recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi); |
1594 | } | |
1595 | ||
1596 | eCell = cells->GetCellAmplitude(cluster->GetCellAbsId(iDigit))*fraction*recalFactor; | |
1597 | ||
1598 | energy += eCell; | |
1599 | ||
1600 | }//cell loop | |
1601 | ||
83bfd77a | 1602 | //Loop on cells |
8517fbd8 | 1603 | for (Int_t iDigit=0; iDigit < cluster->GetNCells(); iDigit++) |
7f5392da | 1604 | { |
83bfd77a | 1605 | //Get from the absid the supermodule, tower and eta/phi numbers |
1606 | geom->GetCellIndex(cluster->GetCellAbsId(iDigit),iSupMod,iTower,iIphi,iIeta); | |
1607 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi,iIeta, iphi,ieta); | |
1608 | ||
1609 | //Get the cell energy, if recalibration is on, apply factors | |
1610 | fraction = cluster->GetCellAmplitudeFraction(iDigit); | |
8517fbd8 | 1611 | if (fraction < 1e-4) fraction = 1.; // in case unfolding is off |
3bfc4732 | 1612 | |
8517fbd8 | 1613 | if (!fCellsRecalibrated) { |
1614 | if (IsRecalibrationOn()) { | |
3bfc4732 | 1615 | recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi); |
1616 | } | |
83bfd77a | 1617 | } |
3bfc4732 | 1618 | |
83bfd77a | 1619 | eCell = cells->GetCellAmplitude(cluster->GetCellAbsId(iDigit))*fraction*recalFactor; |
1620 | ||
a1c0f640 | 1621 | // In case of a shared cluster, index of SM in C side, columns start at 48 and ends at 48*2 |
1622 | // C Side impair SM, nSupMod%2=1; A side pair SM, nSupMod%2=0 | |
8517fbd8 | 1623 | if (shared && iSupMod%2) ieta+=AliEMCALGeoParams::fgkEMCALCols; |
a1c0f640 | 1624 | |
8517fbd8 | 1625 | if (cluster->E() > 0 && eCell > 0) { |
83bfd77a | 1626 | w = GetCellWeight(eCell,cluster->E()); |
1627 | ||
1628 | etai=(Double_t)ieta; | |
fbddd006 | 1629 | phii=(Double_t)iphi; |
f0e9e976 | 1630 | |
8517fbd8 | 1631 | if (w > 0.0) { |
83bfd77a | 1632 | wtot += w ; |
fbddd006 | 1633 | nstat++; |
83bfd77a | 1634 | //Shower shape |
f0e9e976 | 1635 | sEta += w * etai * etai ; |
1636 | etaMean += w * etai ; | |
1637 | sPhi += w * phii * phii ; | |
1638 | phiMean += w * phii ; | |
1639 | sEtaPhi += w * etai * phii ; | |
83bfd77a | 1640 | } |
8517fbd8 | 1641 | } else |
83bfd77a | 1642 | AliError(Form("Wrong energy %f and/or amplitude %f\n", eCell, cluster->E())); |
1643 | }//cell loop | |
1644 | ||
fbddd006 | 1645 | //Normalize to the weight |
8517fbd8 | 1646 | if (wtot > 0) { |
f0e9e976 | 1647 | etaMean /= wtot ; |
1648 | phiMean /= wtot ; | |
8517fbd8 | 1649 | } else |
83bfd77a | 1650 | AliError(Form("Wrong weight %f\n", wtot)); |
1651 | ||
fbddd006 | 1652 | //Calculate dispersion |
8517fbd8 | 1653 | for (Int_t iDigit=0; iDigit < cluster->GetNCells(); iDigit++) |
7f5392da | 1654 | { |
83bfd77a | 1655 | //Get from the absid the supermodule, tower and eta/phi numbers |
1656 | geom->GetCellIndex(cluster->GetCellAbsId(iDigit),iSupMod,iTower,iIphi,iIeta); | |
1657 | geom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi,iIeta, iphi,ieta); | |
1658 | ||
1659 | //Get the cell energy, if recalibration is on, apply factors | |
1660 | fraction = cluster->GetCellAmplitudeFraction(iDigit); | |
8517fbd8 | 1661 | if (fraction < 1e-4) fraction = 1.; // in case unfolding is off |
1662 | if (IsRecalibrationOn()) { | |
83bfd77a | 1663 | recalFactor = GetEMCALChannelRecalibrationFactor(iSupMod,ieta,iphi); |
1664 | } | |
1665 | eCell = cells->GetCellAmplitude(cluster->GetCellAbsId(iDigit))*fraction*recalFactor; | |
1666 | ||
a1c0f640 | 1667 | // In case of a shared cluster, index of SM in C side, columns start at 48 and ends at 48*2 |
1668 | // C Side impair SM, nSupMod%2=1; A side pair SM, nSupMod%2=0 | |
8517fbd8 | 1669 | if (shared && iSupMod%2) ieta+=AliEMCALGeoParams::fgkEMCALCols; |
a1c0f640 | 1670 | |
8517fbd8 | 1671 | if (cluster->E() > 0 && eCell > 0) { |
83bfd77a | 1672 | w = GetCellWeight(eCell,cluster->E()); |
1673 | ||
1674 | etai=(Double_t)ieta; | |
fbddd006 | 1675 | phii=(Double_t)iphi; |
8517fbd8 | 1676 | if (w > 0.0) { |
f0e9e976 | 1677 | disp += w *((etai-etaMean)*(etai-etaMean)+(phii-phiMean)*(phii-phiMean)); |
1678 | dEta += w * (etai-etaMean)*(etai-etaMean) ; | |
1679 | dPhi += w * (phii-phiMean)*(phii-phiMean) ; | |
1680 | } | |
8517fbd8 | 1681 | } else |
83bfd77a | 1682 | AliError(Form("Wrong energy %f and/or amplitude %f\n", eCell, cluster->E())); |
1683 | }// cell loop | |
1684 | ||
1685 | //Normalize to the weigth and set shower shape parameters | |
8517fbd8 | 1686 | if (wtot > 0 && nstat > 1) { |
f0e9e976 | 1687 | disp /= wtot ; |
1688 | dEta /= wtot ; | |
1689 | dPhi /= wtot ; | |
1690 | sEta /= wtot ; | |
1691 | sPhi /= wtot ; | |
1692 | sEtaPhi /= wtot ; | |
1693 | ||
1694 | sEta -= etaMean * etaMean ; | |
1695 | sPhi -= phiMean * phiMean ; | |
1696 | sEtaPhi -= etaMean * phiMean ; | |
1697 | ||
1698 | l0 = (0.5 * (sEta + sPhi) + TMath::Sqrt( 0.25 * (sEta - sPhi) * (sEta - sPhi) + sEtaPhi * sEtaPhi )); | |
1699 | l1 = (0.5 * (sEta + sPhi) - TMath::Sqrt( 0.25 * (sEta - sPhi) * (sEta - sPhi) + sEtaPhi * sEtaPhi )); | |
8517fbd8 | 1700 | } else { |
f0e9e976 | 1701 | l0 = 0. ; |
1702 | l1 = 0. ; | |
1703 | dEta = 0. ; dPhi = 0. ; disp = 0. ; | |
1704 | sEta = 0. ; sPhi = 0. ; sEtaPhi = 0. ; | |
fbddd006 | 1705 | } |
83bfd77a | 1706 | } |
1707 | ||
f0e9e976 | 1708 | //____________________________________________________________________________________________ |
1709 | void AliEMCALRecoUtils::RecalculateClusterShowerShapeParameters(const AliEMCALGeometry * geom, | |
1710 | AliVCaloCells* cells, | |
1711 | AliVCluster * cluster) | |
1712 | { | |
1713 | // Calculates new center of gravity in the local EMCAL-module coordinates | |
1714 | // and tranfers into global ALICE coordinates | |
1715 | // Calculates Dispersion and main axis and puts them into the cluster | |
1716 | ||
1717 | Float_t l0 = 0., l1 = 0.; | |
1718 | Float_t disp = 0., dEta = 0., dPhi = 0.; | |
1719 | Float_t sEta = 0., sPhi = 0., sEtaPhi = 0.; | |
1720 | ||
1721 | AliEMCALRecoUtils::RecalculateClusterShowerShapeParameters(geom,cells,cluster,l0,l1,disp, | |
1722 | dEta, dPhi, sEta, sPhi, sEtaPhi); | |
1723 | ||
1724 | cluster->SetM02(l0); | |
1725 | cluster->SetM20(l1); | |
8517fbd8 | 1726 | if (disp > 0. ) cluster->SetDispersion(TMath::Sqrt(disp)) ; |
f0e9e976 | 1727 | |
1728 | } | |
1729 | ||
b540d03f | 1730 | //____________________________________________________________________________ |
a520bcd0 | 1731 | void AliEMCALRecoUtils::FindMatches(AliVEvent *event, |
1732 | TObjArray * clusterArr, | |
1733 | const AliEMCALGeometry *geom) | |
bd8c7aef | 1734 | { |
1735 | //This function should be called before the cluster loop | |
1736 | //Before call this function, please recalculate the cluster positions | |
1737 | //Given the input event, loop over all the tracks, select the closest cluster as matched with fCutR | |
1738 | //Store matched cluster indexes and residuals | |
61160f1f | 1739 | |
88b96ad8 | 1740 | fMatchedTrackIndex ->Reset(); |
bd8c7aef | 1741 | fMatchedClusterIndex->Reset(); |
fa4287a2 | 1742 | fResidualPhi->Reset(); |
1743 | fResidualEta->Reset(); | |
bd8c7aef | 1744 | |
841dbf60 | 1745 | fMatchedTrackIndex ->Set(1000); |
1746 | fMatchedClusterIndex->Set(1000); | |
1747 | fResidualPhi->Set(1000); | |
1748 | fResidualEta->Set(1000); | |
bd8c7aef | 1749 | |
1c7a2bf4 | 1750 | AliESDEvent* esdevent = dynamic_cast<AliESDEvent*> (event); |
1751 | AliAODEvent* aodevent = dynamic_cast<AliAODEvent*> (event); | |
57131575 | 1752 | |
88b96ad8 | 1753 | // init the magnetic field if not already on |
8517fbd8 | 1754 | if (!TGeoGlobalMagField::Instance()->GetField()) { |
092f179b | 1755 | if (!event->InitMagneticField()) |
88b96ad8 | 1756 | { |
1757 | AliInfo("Mag Field not initialized, null esd/aod evetn pointers"); | |
1758 | } | |
88b96ad8 | 1759 | } // Init mag field |
1760 | ||
42ceff04 | 1761 | if (esdevent) { |
1762 | UInt_t mask1 = esdevent->GetESDRun()->GetDetectorsInDAQ(); | |
1763 | UInt_t mask2 = esdevent->GetESDRun()->GetDetectorsInReco(); | |
1764 | Bool_t desc1 = (mask1 >> 3) & 0x1; | |
1765 | Bool_t desc2 = (mask2 >> 3) & 0x1; | |
1766 | if (desc1==0 || desc2==0) { | |
30e29b2a | 1767 | // AliError(Form("TPC not in DAQ/RECO: %u (%u)/%u (%u)", |
1768 | // mask1, esdevent->GetESDRun()->GetDetectorsInReco(), | |
1769 | // mask2, esdevent->GetESDRun()->GetDetectorsInDAQ())); | |
42ceff04 | 1770 | fITSTrackSA=kTRUE; |
1771 | } | |
1772 | } | |
1773 | ||
8fc351e3 | 1774 | TObjArray *clusterArray = 0x0; |
8517fbd8 | 1775 | if (!clusterArr) { |
092f179b | 1776 | clusterArray = new TObjArray(event->GetNumberOfCaloClusters()); |
8517fbd8 | 1777 | for (Int_t icl=0; icl<event->GetNumberOfCaloClusters(); icl++) |
092f179b CL |
1778 | { |
1779 | AliVCluster *cluster = (AliVCluster*) event->GetCaloCluster(icl); | |
8517fbd8 | 1780 | if (geom && !IsGoodCluster(cluster,geom,(AliVCaloCells*)event->GetEMCALCells())) |
1781 | continue; | |
092f179b | 1782 | clusterArray->AddAt(cluster,icl); |
8fc351e3 | 1783 | } |
092f179b | 1784 | } |
61160f1f | 1785 | |
bd8c7aef | 1786 | Int_t matched=0; |
bb6f5f0b | 1787 | Double_t cv[21]; |
1788 | for (Int_t i=0; i<21;i++) cv[i]=0; | |
8517fbd8 | 1789 | for (Int_t itr=0; itr<event->GetNumberOfTracks(); itr++) |
bd8c7aef | 1790 | { |
456126ad | 1791 | AliExternalTrackParam *trackParam = 0; |
61160f1f | 1792 | |
bb6f5f0b | 1793 | //If the input event is ESD, the starting point for extrapolation is TPCOut, if available, or TPCInner |
8fc351e3 | 1794 | AliESDtrack *esdTrack = 0; |
1795 | AliAODTrack *aodTrack = 0; | |
8517fbd8 | 1796 | if (esdevent) { |
8fc351e3 | 1797 | esdTrack = esdevent->GetTrack(itr); |
8517fbd8 | 1798 | if (!esdTrack) continue; |
1799 | if (!IsAccepted(esdTrack)) continue; | |
1800 | if (esdTrack->Pt()<fCutMinTrackPt) continue; | |
8fc351e3 | 1801 | Double_t phi = esdTrack->Phi()*TMath::RadToDeg(); |
8517fbd8 | 1802 | if (TMath::Abs(esdTrack->Eta())>0.9 || phi <= 10 || phi >= 250 ) continue; |
1803 | if (!fITSTrackSA) | |
42ceff04 | 1804 | trackParam = const_cast<AliExternalTrackParam*>(esdTrack->GetInnerParam()); // if TPC Available |
1805 | else | |
1806 | trackParam = new AliExternalTrackParam(*esdTrack); // If ITS Track Standing alone | |
61160f1f | 1807 | } |
bb6f5f0b | 1808 | |
1809 | //If the input event is AOD, the starting point for extrapolation is at vertex | |
8fc351e3 | 1810 | //AOD tracks are selected according to its filterbit. |
8517fbd8 | 1811 | else if (aodevent) { |
f15c1f69 | 1812 | aodTrack = dynamic_cast<AliAODTrack*>(aodevent->GetTrack(itr)); |
1813 | if(!aodTrack) AliFatal("Not a standard AOD"); | |
8517fbd8 | 1814 | if (!aodTrack) continue; |
a6a1e3ab | 1815 | |
8517fbd8 | 1816 | if (fAODTPCOnlyTracks) { // Match with TPC only tracks, default from May 2013, before filter bit 32 |
a6a1e3ab | 1817 | //printf("Match with TPC only tracks, accept? %d, test bit 128 <%d> \n", aodTrack->IsTPCOnly(), aodTrack->TestFilterMask(128)); |
c860bb71 | 1818 | if (!aodTrack->IsTPCConstrained()) continue ; |
8517fbd8 | 1819 | } else if (fAODHybridTracks) { // Match with hybrid tracks |
a6a1e3ab | 1820 | //printf("Match with Hybrid tracks, accept? %d \n", aodTrack->IsHybridGlobalConstrainedGlobal()); |
8517fbd8 | 1821 | if (!aodTrack->IsHybridGlobalConstrainedGlobal()) continue ; |
1822 | } else { // Match with tracks on a mask | |
a6a1e3ab | 1823 | //printf("Match with tracks having filter bit mask %d, accept? %d \n",fAODFilterMask,aodTrack->TestFilterMask(fAODFilterMask)); |
8517fbd8 | 1824 | if (!aodTrack->TestFilterMask(fAODFilterMask) ) continue; //Select AOD tracks |
a6a1e3ab | 1825 | } |
1af378e6 | 1826 | |
8517fbd8 | 1827 | if (aodTrack->Pt()<fCutMinTrackPt) continue; |
1af378e6 | 1828 | |
8fc351e3 | 1829 | Double_t phi = aodTrack->Phi()*TMath::RadToDeg(); |
8517fbd8 | 1830 | if (TMath::Abs(aodTrack->Eta())>0.9 || phi <= 10 || phi >= 250 ) |
1831 | continue; | |
61160f1f | 1832 | Double_t pos[3],mom[3]; |
1833 | aodTrack->GetXYZ(pos); | |
1834 | aodTrack->GetPxPyPz(mom); | |
1835 | 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())); | |
1af378e6 | 1836 | |
61160f1f | 1837 | trackParam= new AliExternalTrackParam(pos,mom,cv,aodTrack->Charge()); |
1838 | } | |
bd8c7aef | 1839 | |
bb6f5f0b | 1840 | //Return if the input data is not "AOD" or "ESD" |
8517fbd8 | 1841 | else { |
61160f1f | 1842 | printf("Wrong input data type! Should be \"AOD\" or \"ESD\"\n"); |
8517fbd8 | 1843 | if (clusterArray) { |
092f179b CL |
1844 | clusterArray->Clear(); |
1845 | delete clusterArray; | |
1846 | } | |
61160f1f | 1847 | return; |
1848 | } | |
1849 | ||
8517fbd8 | 1850 | if (!trackParam) continue; |
8fc351e3 | 1851 | |
1852 | //Extrapolate the track to EMCal surface | |
1853 | AliExternalTrackParam emcalParam(*trackParam); | |
a29b2a8a | 1854 | Float_t eta, phi, pt; |
8517fbd8 | 1855 | if (!ExtrapolateTrackToEMCalSurface(&emcalParam, fEMCalSurfaceDistance, fMass, fStepSurface, eta, phi, pt)) { |
1856 | if (aodevent && trackParam) delete trackParam; | |
1857 | if (fITSTrackSA && trackParam) delete trackParam; | |
092f179b CL |
1858 | continue; |
1859 | } | |
8fc351e3 | 1860 | |
8517fbd8 | 1861 | if (TMath::Abs(eta)>0.75 || (phi) < 70*TMath::DegToRad() || (phi) > 190*TMath::DegToRad()) { |
1862 | if (aodevent && trackParam) delete trackParam; | |
1863 | if (fITSTrackSA && trackParam) delete trackParam; | |
092f179b CL |
1864 | continue; |
1865 | } | |
8fc351e3 | 1866 | |
1867 | //Find matched clusters | |
bd8c7aef | 1868 | Int_t index = -1; |
8fc351e3 | 1869 | Float_t dEta = -999, dPhi = -999; |
8517fbd8 | 1870 | if (!clusterArr) { |
092f179b | 1871 | index = FindMatchedClusterInClusterArr(&emcalParam, &emcalParam, clusterArray, dEta, dPhi); |
8517fbd8 | 1872 | } else { |
092f179b CL |
1873 | index = FindMatchedClusterInClusterArr(&emcalParam, &emcalParam, clusterArr, dEta, dPhi); |
1874 | } | |
61160f1f | 1875 | |
8517fbd8 | 1876 | if (index>-1) { |
8fc351e3 | 1877 | fMatchedTrackIndex ->AddAt(itr,matched); |
1878 | fMatchedClusterIndex ->AddAt(index,matched); | |
1879 | fResidualEta ->AddAt(dEta,matched); | |
1880 | fResidualPhi ->AddAt(dPhi,matched); | |
bd8c7aef | 1881 | matched++; |
1882 | } | |
8517fbd8 | 1883 | if (aodevent && trackParam) delete trackParam; |
1884 | if (fITSTrackSA && trackParam) delete trackParam; | |
bd8c7aef | 1885 | }//track loop |
8fc351e3 | 1886 | |
8517fbd8 | 1887 | if (clusterArray) { |
092f179b CL |
1888 | clusterArray->Clear(); |
1889 | delete clusterArray; | |
1890 | } | |
b540d03f | 1891 | |
1892 | AliDebug(2,Form("Number of matched pairs = %d !\n",matched)); | |
1893 | ||
8fc351e3 | 1894 | fMatchedTrackIndex ->Set(matched); |
1895 | fMatchedClusterIndex ->Set(matched); | |
1896 | fResidualPhi ->Set(matched); | |
1897 | fResidualEta ->Set(matched); | |
bd8c7aef | 1898 | } |
1899 | ||
b540d03f | 1900 | //________________________________________________________________________________ |
a520bcd0 | 1901 | Int_t AliEMCALRecoUtils::FindMatchedClusterInEvent(const AliESDtrack *track, |
1902 | const AliVEvent *event, | |
1903 | const AliEMCALGeometry *geom, | |
1904 | Float_t &dEta, Float_t &dPhi) | |
bb6f5f0b | 1905 | { |
1906 | // | |
1907 | // This function returns the index of matched cluster to input track | |
fa4287a2 | 1908 | // Returns -1 if no match is found |
bb6f5f0b | 1909 | Int_t index = -1; |
8fc351e3 | 1910 | Double_t phiV = track->Phi()*TMath::RadToDeg(); |
8517fbd8 | 1911 | if (TMath::Abs(track->Eta())>0.9 || phiV <= 10 || phiV >= 250 ) return index; |
42ceff04 | 1912 | AliExternalTrackParam *trackParam = 0; |
8517fbd8 | 1913 | if (!fITSTrackSA) |
42ceff04 | 1914 | trackParam = const_cast<AliExternalTrackParam*>(track->GetInnerParam()); // If TPC |
1915 | else | |
1916 | trackParam = new AliExternalTrackParam(*track); | |
1917 | ||
8517fbd8 | 1918 | if (!trackParam) return index; |
8fc351e3 | 1919 | AliExternalTrackParam emcalParam(*trackParam); |
a29b2a8a | 1920 | Float_t eta, phi, pt; |
8fc351e3 | 1921 | |
8517fbd8 | 1922 | if (!ExtrapolateTrackToEMCalSurface(&emcalParam, fEMCalSurfaceDistance, fMass, fStepSurface, eta, phi, pt)) { |
1923 | if (fITSTrackSA) delete trackParam; | |
1924 | return index; | |
30e29b2a | 1925 | } |
8517fbd8 | 1926 | if (TMath::Abs(eta)>0.75 || (phi) < 70*TMath::DegToRad() || (phi) > 190*TMath::DegToRad()) { |
1927 | if (fITSTrackSA) delete trackParam; | |
1928 | return index; | |
30e29b2a | 1929 | } |
1930 | ||
8fc351e3 | 1931 | TObjArray *clusterArr = new TObjArray(event->GetNumberOfCaloClusters()); |
1932 | ||
8517fbd8 | 1933 | for (Int_t icl=0; icl<event->GetNumberOfCaloClusters(); icl++) |
61160f1f | 1934 | { |
1935 | AliVCluster *cluster = (AliVCluster*) event->GetCaloCluster(icl); | |
8517fbd8 | 1936 | if (geom && !IsGoodCluster(cluster,geom,(AliVCaloCells*)event->GetEMCALCells())) continue; |
8fc351e3 | 1937 | clusterArr->AddAt(cluster,icl); |
1938 | } | |
1939 | ||
1940 | index = FindMatchedClusterInClusterArr(&emcalParam, &emcalParam, clusterArr, dEta, dPhi); | |
1941 | clusterArr->Clear(); | |
1942 | delete clusterArr; | |
8517fbd8 | 1943 | if (fITSTrackSA) delete trackParam; |
30e29b2a | 1944 | |
8fc351e3 | 1945 | return index; |
1946 | } | |
1947 | ||
7f5392da | 1948 | //_______________________________________________________________________________________________ |
1949 | Int_t AliEMCALRecoUtils::FindMatchedClusterInClusterArr(const AliExternalTrackParam *emcalParam, | |
a520bcd0 | 1950 | AliExternalTrackParam *trkParam, |
7f5392da | 1951 | const TObjArray * clusterArr, |
a520bcd0 | 1952 | Float_t &dEta, Float_t &dPhi) |
8fc351e3 | 1953 | { |
7f5392da | 1954 | // Find matched cluster in array |
1955 | ||
8fc351e3 | 1956 | dEta=-999, dPhi=-999; |
1957 | Float_t dRMax = fCutR, dEtaMax=fCutEta, dPhiMax=fCutPhi; | |
1958 | Int_t index = -1; | |
ee602376 | 1959 | Float_t tmpEta=-999, tmpPhi=-999; |
8fc351e3 | 1960 | |
1961 | Double_t exPos[3] = {0.,0.,0.}; | |
8517fbd8 | 1962 | if (!emcalParam->GetXYZ(exPos)) return index; |
8fc351e3 | 1963 | |
1964 | Float_t clsPos[3] = {0.,0.,0.}; | |
8517fbd8 | 1965 | for (Int_t icl=0; icl<clusterArr->GetEntriesFast(); icl++) |
092f179b CL |
1966 | { |
1967 | AliVCluster *cluster = dynamic_cast<AliVCluster*> (clusterArr->At(icl)) ; | |
8517fbd8 | 1968 | if (!cluster || !cluster->IsEMCAL()) continue; |
092f179b CL |
1969 | cluster->GetPosition(clsPos); |
1970 | 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)); | |
8517fbd8 | 1971 | if (dR > fClusterWindow) continue; |
092f179b CL |
1972 | |
1973 | AliExternalTrackParam trkPamTmp (*trkParam);//Retrieve the starting point every time before the extrapolation | |
8517fbd8 | 1974 | if (!ExtrapolateTrackToCluster(&trkPamTmp, cluster, fMass, fStepCluster, tmpEta, tmpPhi)) continue; |
1975 | if (fCutEtaPhiSum) { | |
092f179b | 1976 | Float_t tmpR=TMath::Sqrt(tmpEta*tmpEta + tmpPhi*tmpPhi); |
8517fbd8 | 1977 | if (tmpR<dRMax) { |
fbddd006 | 1978 | dRMax=tmpR; |
1979 | dEtaMax=tmpEta; | |
1980 | dPhiMax=tmpPhi; | |
1981 | index=icl; | |
1982 | } | |
8517fbd8 | 1983 | } else if (fCutEtaPhiSeparate) { |
1984 | if (TMath::Abs(tmpEta)<TMath::Abs(dEtaMax) && TMath::Abs(tmpPhi)<TMath::Abs(dPhiMax)) { | |
fbddd006 | 1985 | dEtaMax = tmpEta; |
1986 | dPhiMax = tmpPhi; | |
1987 | index=icl; | |
1988 | } | |
8517fbd8 | 1989 | } else { |
092f179b CL |
1990 | printf("Error: please specify your cut criteria\n"); |
1991 | printf("To cut on sqrt(dEta^2+dPhi^2), use: SwitchOnCutEtaPhiSum()\n"); | |
1992 | printf("To cut on dEta and dPhi separately, use: SwitchOnCutEtaPhiSeparate()\n"); | |
1993 | return index; | |
1994 | } | |
1995 | } | |
8fc351e3 | 1996 | |
1997 | dEta=dEtaMax; | |
1998 | dPhi=dPhiMax; | |
1999 | ||
bb6f5f0b | 2000 | return index; |
2001 | } | |
2002 | ||
40891fa2 CL |
2003 | //------------------------------------------------------------------------------------ |
2004 | Bool_t AliEMCALRecoUtils::ExtrapolateTrackToEMCalSurface(AliVTrack *track, | |
18a566cc | 2005 | Double_t emcalR, Double_t mass, |
2006 | Double_t step, Double_t minpt, | |
2007 | Bool_t useMassForTracking) | |
40891fa2 | 2008 | { |
8517fbd8 | 2009 | // Extrapolate track to EMCAL surface |
40891fa2 CL |
2010 | |
2011 | track->SetTrackPhiEtaPtOnEMCal(-999, -999, -999); | |
2012 | ||
6e0ae02d | 2013 | if (track->Pt()<minpt) |
40891fa2 CL |
2014 | return kFALSE; |
2015 | ||
2016 | Double_t phi = track->Phi()*TMath::RadToDeg(); | |
2017 | if (TMath::Abs(track->Eta())>0.9 || phi <= 10 || phi >= 250) | |
2018 | return kFALSE; | |
2019 | ||
2020 | AliESDtrack *esdt = dynamic_cast<AliESDtrack*>(track); | |
2021 | AliAODTrack *aodt = 0; | |
2022 | if (!esdt) { | |
2023 | aodt = dynamic_cast<AliAODTrack*>(track); | |
2024 | if (!aodt) | |
2025 | return kFALSE; | |
2026 | } | |
2027 | ||
26664f75 | 2028 | // Select the mass hypothesis |
2029 | if ( mass < 0 ) | |
2030 | { | |
40891fa2 | 2031 | Bool_t onlyTPC = kFALSE; |
26664f75 | 2032 | if ( mass == -99 ) onlyTPC=kTRUE; |
2033 | ||
2034 | if (esdt) | |
2035 | { | |
18a566cc | 2036 | if ( useMassForTracking ) mass = esdt->GetMassForTracking(); |
2037 | else mass = esdt->GetMass(onlyTPC); | |
2038 | } | |
2039 | else | |
26664f75 | 2040 | { |
2041 | if ( useMassForTracking ) mass = aodt->GetMassForTracking(); | |
2042 | else mass = aodt->M(); | |
2043 | } | |
40891fa2 CL |
2044 | } |
2045 | ||
2046 | AliExternalTrackParam *trackParam = 0; | |
2047 | if (esdt) { | |
0e1c2338 | 2048 | const AliExternalTrackParam *in = esdt->GetInnerParam(); |
7af66d73 MP |
2049 | if (!in) |
2050 | return kFALSE; | |
2051 | trackParam = new AliExternalTrackParam(*in); | |
40891fa2 CL |
2052 | } else { |
2053 | Double_t xyz[3] = {0}, pxpypz[3] = {0}, cv[21] = {0}; | |
2054 | aodt->PxPyPz(pxpypz); | |
2055 | aodt->XvYvZv(xyz); | |
2056 | aodt->GetCovarianceXYZPxPyPz(cv); | |
2057 | trackParam = new AliExternalTrackParam(xyz,pxpypz,cv,aodt->Charge()); | |
2058 | } | |
2059 | if (!trackParam) | |
2060 | return kFALSE; | |
2061 | ||
2062 | Float_t etaout=-999, phiout=-999, ptout=-999; | |
2063 | Bool_t ret = ExtrapolateTrackToEMCalSurface(trackParam, | |
2064 | emcalR, | |
2065 | mass, | |
2066 | step, | |
2067 | etaout, | |
2068 | phiout, | |
2069 | ptout); | |
3ad1e868 | 2070 | delete trackParam; |
40891fa2 CL |
2071 | if (!ret) |
2072 | return kFALSE; | |
40891fa2 CL |
2073 | if (TMath::Abs(etaout)>0.75 || (phiout<70*TMath::DegToRad()) || (phiout>190*TMath::DegToRad())) |
2074 | return kFALSE; | |
40891fa2 CL |
2075 | track->SetTrackPhiEtaPtOnEMCal(phiout, etaout, ptout); |
2076 | return kTRUE; | |
2077 | } | |
2078 | ||
2079 | ||
88b96ad8 | 2080 | //------------------------------------------------------------------------------------ |
2081 | Bool_t AliEMCALRecoUtils::ExtrapolateTrackToEMCalSurface(AliExternalTrackParam *trkParam, | |
fb8eab96 | 2082 | Double_t emcalR, |
2083 | Double_t mass, | |
2084 | Double_t step, | |
88b96ad8 | 2085 | Float_t &eta, |
a29b2a8a | 2086 | Float_t &phi, |
2087 | Float_t &pt) | |
ee602376 | 2088 | { |
88b96ad8 | 2089 | //Extrapolate track to EMCAL surface |
2090 | ||
a29b2a8a | 2091 | eta = -999, phi = -999, pt = -999; |
8517fbd8 | 2092 | if (!trkParam) return kFALSE; |
2093 | if (!AliTrackerBase::PropagateTrackToBxByBz(trkParam, emcalR, mass, step, kTRUE, 0.8, -1)) return kFALSE; | |
ee602376 | 2094 | Double_t trkPos[3] = {0.,0.,0.}; |
8517fbd8 | 2095 | if (!trkParam->GetXYZ(trkPos)) return kFALSE; |
ee602376 | 2096 | TVector3 trkPosVec(trkPos[0],trkPos[1],trkPos[2]); |
2097 | eta = trkPosVec.Eta(); | |
2098 | phi = trkPosVec.Phi(); | |
a29b2a8a | 2099 | pt = trkParam->Pt(); |
8517fbd8 | 2100 | if (phi<0) |
ee602376 | 2101 | phi += 2*TMath::Pi(); |
2102 | ||
2103 | return kTRUE; | |
2104 | } | |
2105 | ||
88b96ad8 | 2106 | //----------------------------------------------------------------------------------- |
2107 | Bool_t AliEMCALRecoUtils::ExtrapolateTrackToPosition(AliExternalTrackParam *trkParam, | |
2108 | const Float_t *clsPos, | |
2109 | Double_t mass, | |
2110 | Double_t step, | |
2111 | Float_t &tmpEta, | |
2112 | Float_t &tmpPhi) | |
ee602376 | 2113 | { |
2114 | // | |
2115 | //Return the residual by extrapolating a track param to a global position | |
2116 | // | |
2117 | tmpEta = -999; | |
2118 | tmpPhi = -999; | |
8517fbd8 | 2119 | if (!trkParam) return kFALSE; |
ee602376 | 2120 | Double_t trkPos[3] = {0.,0.,0.}; |
2121 | TVector3 vec(clsPos[0],clsPos[1],clsPos[2]); | |
2122 | Double_t alpha = ((int)(vec.Phi()*TMath::RadToDeg()/20)+0.5)*20*TMath::DegToRad(); | |
2123 | vec.RotateZ(-alpha); //Rotate the cluster to the local extrapolation coordinate system | |
8517fbd8 | 2124 | if (!AliTrackerBase::PropagateTrackToBxByBz(trkParam, vec.X(), mass, step,kTRUE, 0.8, -1)) return kFALSE; |
2125 | if (!trkParam->GetXYZ(trkPos)) return kFALSE; //Get the extrapolated global position | |
ee602376 | 2126 | |
2127 | TVector3 clsPosVec(clsPos[0],clsPos[1],clsPos[2]); | |
2128 | TVector3 trkPosVec(trkPos[0],trkPos[1],trkPos[2]); | |
2129 | ||
2130 | // track cluster matching | |
2131 | tmpPhi = clsPosVec.DeltaPhi(trkPosVec); // tmpPhi is between -pi and pi | |
2132 | tmpEta = clsPosVec.Eta()-trkPosVec.Eta(); | |
2133 | ||
2134 | return kTRUE; | |
2135 | } | |
2136 | ||
88b96ad8 | 2137 | //---------------------------------------------------------------------------------- |
2138 | Bool_t AliEMCALRecoUtils::ExtrapolateTrackToCluster(AliExternalTrackParam *trkParam, | |
7f5392da | 2139 | const AliVCluster *cluster, |
fb8eab96 | 2140 | Double_t mass, |
2141 | Double_t step, | |
88b96ad8 | 2142 | Float_t &tmpEta, |
2143 | Float_t &tmpPhi) | |
ee602376 | 2144 | { |
2145 | // | |
2146 | //Return the residual by extrapolating a track param to a cluster | |
2147 | // | |
2148 | tmpEta = -999; | |
2149 | tmpPhi = -999; | |
8517fbd8 | 2150 | if (!cluster || !trkParam) |
2151 | return kFALSE; | |
ee602376 | 2152 | |
2153 | Float_t clsPos[3] = {0.,0.,0.}; | |
2154 | cluster->GetPosition(clsPos); | |
2155 | ||
2156 | return ExtrapolateTrackToPosition(trkParam, clsPos, mass, step, tmpEta, tmpPhi); | |
2157 | } | |
2158 | ||
88b96ad8 | 2159 | //--------------------------------------------------------------------------------- |
2160 | Bool_t AliEMCALRecoUtils::ExtrapolateTrackToCluster(AliExternalTrackParam *trkParam, | |
7f5392da | 2161 | const AliVCluster *cluster, |
88b96ad8 | 2162 | Float_t &tmpEta, |
2163 | Float_t &tmpPhi) | |
bb6f5f0b | 2164 | { |
2165 | // | |
ee602376 | 2166 | //Return the residual by extrapolating a track param to a clusterfStepCluster |
bb6f5f0b | 2167 | // |
8fc351e3 | 2168 | |
ee602376 | 2169 | return ExtrapolateTrackToCluster(trkParam, cluster, fMass, fStepCluster, tmpEta, tmpPhi); |
bb6f5f0b | 2170 | } |
2171 | ||
a520bcd0 | 2172 | //_______________________________________________________________________ |
fb8eab96 | 2173 | void AliEMCALRecoUtils::GetMatchedResiduals(Int_t clsIndex, |
a520bcd0 | 2174 | Float_t &dEta, Float_t &dPhi) |
bd8c7aef | 2175 | { |
bb6f5f0b | 2176 | //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex) |
fa4287a2 | 2177 | //Get the residuals dEta and dPhi for this cluster to the closest track |
bb6f5f0b | 2178 | //Works with ESDs and AODs |
bd8c7aef | 2179 | |
8517fbd8 | 2180 | if (FindMatchedPosForCluster(clsIndex) >= 999) { |
bd8c7aef | 2181 | AliDebug(2,"No matched tracks found!\n"); |
fa4287a2 | 2182 | dEta=999.; |
2183 | dPhi=999.; | |
bd8c7aef | 2184 | return; |
2185 | } | |
fa4287a2 | 2186 | dEta = fResidualEta->At(FindMatchedPosForCluster(clsIndex)); |
2187 | dPhi = fResidualPhi->At(FindMatchedPosForCluster(clsIndex)); | |
bb6f5f0b | 2188 | } |
841dbf60 | 2189 | |
88b96ad8 | 2190 | //______________________________________________________________________________________________ |
fa4287a2 | 2191 | void AliEMCALRecoUtils::GetMatchedClusterResiduals(Int_t trkIndex, Float_t &dEta, Float_t &dPhi) |
bb6f5f0b | 2192 | { |
2193 | //Given a track index as in AliESDEvent::GetTrack(trkIndex) | |
fa4287a2 | 2194 | //Get the residuals dEta and dPhi for this track to the closest cluster |
bb6f5f0b | 2195 | //Works with ESDs and AODs |
2196 | ||
8517fbd8 | 2197 | if (FindMatchedPosForTrack(trkIndex) >= 999) { |
bb6f5f0b | 2198 | AliDebug(2,"No matched cluster found!\n"); |
fa4287a2 | 2199 | dEta=999.; |
2200 | dPhi=999.; | |
bb6f5f0b | 2201 | return; |
2202 | } | |
fa4287a2 | 2203 | dEta = fResidualEta->At(FindMatchedPosForTrack(trkIndex)); |
2204 | dPhi = fResidualPhi->At(FindMatchedPosForTrack(trkIndex)); | |
bb6f5f0b | 2205 | } |
2206 | ||
2207 | //__________________________________________________________ | |
2208 | Int_t AliEMCALRecoUtils::GetMatchedTrackIndex(Int_t clsIndex) | |
2209 | { | |
2210 | //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex) | |
2211 | //Get the index of matched track to this cluster | |
2212 | //Works with ESDs and AODs | |
2213 | ||
8517fbd8 | 2214 | if (IsClusterMatched(clsIndex)) |
bb6f5f0b | 2215 | return fMatchedTrackIndex->At(FindMatchedPosForCluster(clsIndex)); |
2216 | else | |
2217 | return -1; | |
bd8c7aef | 2218 | } |
2219 | ||
b540d03f | 2220 | //__________________________________________________________ |
bb6f5f0b | 2221 | Int_t AliEMCALRecoUtils::GetMatchedClusterIndex(Int_t trkIndex) |
b540d03f | 2222 | { |
bb6f5f0b | 2223 | //Given a track index as in AliESDEvent::GetTrack(trkIndex) |
2224 | //Get the index of matched cluster to this track | |
2225 | //Works with ESDs and AODs | |
b540d03f | 2226 | |
8517fbd8 | 2227 | if (IsTrackMatched(trkIndex)) |
bb6f5f0b | 2228 | return fMatchedClusterIndex->At(FindMatchedPosForTrack(trkIndex)); |
b540d03f | 2229 | else |
2230 | return -1; | |
2231 | } | |
2232 | ||
7f5392da | 2233 | //______________________________________________________________ |
7cdec71f | 2234 | Bool_t AliEMCALRecoUtils::IsClusterMatched(Int_t clsIndex) const |
bb6f5f0b | 2235 | { |
2236 | //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex) | |
2237 | //Returns if the cluster has a match | |
8517fbd8 | 2238 | if (FindMatchedPosForCluster(clsIndex) < 999) |
bb6f5f0b | 2239 | return kTRUE; |
2240 | else | |
2241 | return kFALSE; | |
2242 | } | |
b540d03f | 2243 | |
7f5392da | 2244 | //____________________________________________________________ |
7cdec71f | 2245 | Bool_t AliEMCALRecoUtils::IsTrackMatched(Int_t trkIndex) const |
bd8c7aef | 2246 | { |
bb6f5f0b | 2247 | //Given a track index as in AliESDEvent::GetTrack(trkIndex) |
2248 | //Returns if the track has a match | |
8517fbd8 | 2249 | if (FindMatchedPosForTrack(trkIndex) < 999) |
82d09e74 | 2250 | return kTRUE; |
bd8c7aef | 2251 | else |
2252 | return kFALSE; | |
2253 | } | |
bb6f5f0b | 2254 | |
7f5392da | 2255 | //______________________________________________________________________ |
bb6f5f0b | 2256 | UInt_t AliEMCALRecoUtils::FindMatchedPosForCluster(Int_t clsIndex) const |
bd8c7aef | 2257 | { |
bb6f5f0b | 2258 | //Given a cluster index as in AliESDEvent::GetCaloCluster(clsIndex) |
bd8c7aef | 2259 | //Returns the position of the match in the fMatchedClusterIndex array |
2260 | Float_t tmpR = fCutR; | |
81efb149 | 2261 | UInt_t pos = 999; |
b540d03f | 2262 | |
8517fbd8 | 2263 | for (Int_t i=0; i<fMatchedClusterIndex->GetSize(); i++) |
7f5392da | 2264 | { |
8517fbd8 | 2265 | if (fMatchedClusterIndex->At(i)==clsIndex) { |
841dbf60 | 2266 | Float_t r = TMath::Sqrt(fResidualEta->At(i)*fResidualEta->At(i) + fResidualPhi->At(i)*fResidualPhi->At(i)); |
8517fbd8 | 2267 | if (r<tmpR) { |
841dbf60 | 2268 | pos=i; |
2269 | tmpR=r; | |
7f5392da | 2270 | AliDebug(3,Form("Matched cluster index: index: %d, dEta: %2.4f, dPhi: %2.4f.\n", |
2271 | fMatchedClusterIndex->At(i),fResidualEta->At(i),fResidualPhi->At(i))); | |
fa4287a2 | 2272 | } |
841dbf60 | 2273 | } |
bb6f5f0b | 2274 | } |
2275 | return pos; | |
2276 | } | |
2277 | ||
7f5392da | 2278 | //____________________________________________________________________ |
bb6f5f0b | 2279 | UInt_t AliEMCALRecoUtils::FindMatchedPosForTrack(Int_t trkIndex) const |
2280 | { | |
2281 | //Given a track index as in AliESDEvent::GetTrack(trkIndex) | |
2282 | //Returns the position of the match in the fMatchedTrackIndex array | |
2283 | Float_t tmpR = fCutR; | |
2284 | UInt_t pos = 999; | |
2285 | ||
8517fbd8 | 2286 | for (Int_t i=0; i<fMatchedTrackIndex->GetSize(); i++) |
7f5392da | 2287 | { |
8517fbd8 | 2288 | if (fMatchedTrackIndex->At(i)==trkIndex) { |
841dbf60 | 2289 | Float_t r = TMath::Sqrt(fResidualEta->At(i)*fResidualEta->At(i) + fResidualPhi->At(i)*fResidualPhi->At(i)); |
8517fbd8 | 2290 | if (r<tmpR) { |
841dbf60 | 2291 | pos=i; |
2292 | tmpR=r; | |
7f5392da | 2293 | AliDebug(3,Form("Matched track index: index: %d, dEta: %2.4f, dPhi: %2.4f.\n", |
2294 | fMatchedTrackIndex->At(i),fResidualEta->At(i),fResidualPhi->At(i))); | |
fa4287a2 | 2295 | } |
841dbf60 | 2296 | } |
b540d03f | 2297 | } |
bd8c7aef | 2298 | return pos; |
2299 | } | |
2300 | ||
a520bcd0 | 2301 | //__________________________________________________________________________ |
2302 | Bool_t AliEMCALRecoUtils::IsGoodCluster(AliVCluster *cluster, | |
2303 | const AliEMCALGeometry *geom, | |
fb8eab96 | 2304 | AliVCaloCells* cells, Int_t bc) |
b5078f5d | 2305 | { |
2306 | // check if the cluster survives some quality cut | |
2307 | // | |
2308 | // | |
2309 | Bool_t isGood=kTRUE; | |
7f5392da | 2310 | |
8517fbd8 | 2311 | if (!cluster || !cluster->IsEMCAL()) return kFALSE; |
2312 | if (ClusterContainsBadChannel(geom,cluster->GetCellsAbsId(),cluster->GetNCells())) return kFALSE; | |
2313 | if (!CheckCellFiducialRegion(geom,cluster,cells)) return kFALSE; | |
2314 | if (IsExoticCluster(cluster, cells,bc)) return kFALSE; | |
b5078f5d | 2315 | |
2316 | return isGood; | |
2317 | } | |
2318 | ||
b540d03f | 2319 | //__________________________________________________________ |
bd8c7aef | 2320 | Bool_t AliEMCALRecoUtils::IsAccepted(AliESDtrack *esdTrack) |
2321 | { | |
2322 | // Given a esd track, return whether the track survive all the cuts | |
2323 | ||
2324 | // The different quality parameter are first | |
2325 | // retrieved from the track. then it is found out what cuts the | |
2326 | // track did not survive and finally the cuts are imposed. | |
2327 | ||
2328 | UInt_t status = esdTrack->GetStatus(); | |
2329 | ||
2330 | Int_t nClustersITS = esdTrack->GetITSclusters(0); | |
2331 | Int_t nClustersTPC = esdTrack->GetTPCclusters(0); | |
2332 | ||
2333 | Float_t chi2PerClusterITS = -1; | |
2334 | Float_t chi2PerClusterTPC = -1; | |
2335 | if (nClustersITS!=0) | |
2336 | chi2PerClusterITS = esdTrack->GetITSchi2()/Float_t(nClustersITS); | |
2337 | if (nClustersTPC!=0) | |
2338 | chi2PerClusterTPC = esdTrack->GetTPCchi2()/Float_t(nClustersTPC); | |
82d09e74 | 2339 | |
2340 | ||
2341 | //DCA cuts | |
8517fbd8 | 2342 | if (fTrackCutsType==kGlobalCut) { |
2343 | Float_t maxDCAToVertexXYPtDep = 0.0182 + 0.0350/TMath::Power(esdTrack->Pt(),1.01); //This expression comes from AliESDtrackCuts::GetStandardITSTPCTrackCuts2010() | |
2344 | //AliDebug(3,Form("Track pT = %f, DCAtoVertexXY = %f",esdTrack->Pt(),MaxDCAToVertexXYPtDep)); | |
2345 | SetMaxDCAToVertexXY(maxDCAToVertexXYPtDep); //Set pT dependent DCA cut to vertex in x-y plane | |
2346 | } | |
82d09e74 | 2347 | |
bd8c7aef | 2348 | Float_t b[2]; |
2349 | Float_t bCov[3]; | |
2350 | esdTrack->GetImpactParameters(b,bCov); | |
8517fbd8 | 2351 | if (bCov[0]<=0 || bCov[2]<=0) { |
bd8c7aef | 2352 | AliDebug(1, "Estimated b resolution lower or equal zero!"); |
2353 | bCov[0]=0; bCov[2]=0; | |
2354 | } | |
2355 | ||
2356 | Float_t dcaToVertexXY = b[0]; | |
2357 | Float_t dcaToVertexZ = b[1]; | |
2358 | Float_t dcaToVertex = -1; | |
2359 | ||
2360 | if (fCutDCAToVertex2D) | |
2361 | dcaToVertex = TMath::Sqrt(dcaToVertexXY*dcaToVertexXY/fCutMaxDCAToVertexXY/fCutMaxDCAToVertexXY + dcaToVertexZ*dcaToVertexZ/fCutMaxDCAToVertexZ/fCutMaxDCAToVertexZ); | |
2362 | else | |
2363 | dcaToVertex = TMath::Sqrt(dcaToVertexXY*dcaToVertexXY + dcaToVertexZ*dcaToVertexZ); | |
2364 | ||
2365 | // cut the track? | |
2366 | ||
2367 | Bool_t cuts[kNCuts]; | |
2368 | for (Int_t i=0; i<kNCuts; i++) cuts[i]=kFALSE; | |
2369 | ||
2370 | // track quality cuts | |
2371 | if (fCutRequireTPCRefit && (status&AliESDtrack::kTPCrefit)==0) | |
2372 | cuts[0]=kTRUE; | |
2373 | if (fCutRequireITSRefit && (status&AliESDtrack::kITSrefit)==0) | |
2374 | cuts[1]=kTRUE; | |
2375 | if (nClustersTPC<fCutMinNClusterTPC) | |
2376 | cuts[2]=kTRUE; | |
2377 | if (nClustersITS<fCutMinNClusterITS) | |
2378 | cuts[3]=kTRUE; | |
2379 | if (chi2PerClusterTPC>fCutMaxChi2PerClusterTPC) | |
2380 | cuts[4]=kTRUE; | |
2381 | if (chi2PerClusterITS>fCutMaxChi2PerClusterITS) | |
2382 | cuts[5]=kTRUE; | |
2383 | if (!fCutAcceptKinkDaughters && esdTrack->GetKinkIndex(0)>0) | |
2384 | cuts[6]=kTRUE; | |
2385 | if (fCutDCAToVertex2D && dcaToVertex > 1) | |
2386 | cuts[7] = kTRUE; | |
2387 | if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexXY) > fCutMaxDCAToVertexXY) | |
2388 | cuts[8] = kTRUE; | |
2389 | if (!fCutDCAToVertex2D && TMath::Abs(dcaToVertexZ) > fCutMaxDCAToVertexZ) | |
2390 | cuts[9] = kTRUE; | |
2391 | ||
8517fbd8 | 2392 | if (fTrackCutsType==kGlobalCut) { |
2393 | //Require at least one SPD point + anything else in ITS | |
2394 | if ( (esdTrack->HasPointOnITSLayer(0) || esdTrack->HasPointOnITSLayer(1)) == kFALSE) | |
2395 | cuts[10] = kTRUE; | |
2396 | } | |
82d09e74 | 2397 | |
8517fbd8 | 2398 | // ITS |
2399 | if (fCutRequireITSStandAlone || fCutRequireITSpureSA) { | |
2400 | if ((status & AliESDtrack::kITSin) == 0 || (status & AliESDtrack::kTPCin)) { | |
42ceff04 | 2401 | // TPC tracks |
2402 | cuts[11] = kTRUE; | |
8517fbd8 | 2403 | } else { |
42ceff04 | 2404 | // ITS standalone tracks |
8517fbd8 | 2405 | if (fCutRequireITSStandAlone && !fCutRequireITSpureSA) { |
2406 | if (status & AliESDtrack::kITSpureSA) cuts[11] = kTRUE; | |
2407 | } else if (fCutRequireITSpureSA) { | |
2408 | if (!(status & AliESDtrack::kITSpureSA)) cuts[11] = kTRUE; | |
42ceff04 | 2409 | } |
2410 | } | |
2411 | } | |
2412 | ||
bd8c7aef | 2413 | Bool_t cut=kFALSE; |
827f9f23 | 2414 | for (Int_t i=0; i<kNCuts; i++) |
7f5392da | 2415 | if (cuts[i]) { cut = kTRUE ; } |
bd8c7aef | 2416 | |
2417 | // cut the track | |
2418 | if (cut) | |
2419 | return kFALSE; | |
2420 | else | |
2421 | return kTRUE; | |
2422 | } | |
827f9f23 | 2423 | |
88b96ad8 | 2424 | //_____________________________________ |
bd8c7aef | 2425 | void AliEMCALRecoUtils::InitTrackCuts() |
2426 | { | |
2427 | //Intilize the track cut criteria | |
5f7714ad | 2428 | //By default these cuts are set according to AliESDtrackCuts::GetStandardTPCOnlyTrackCuts() |
bd8c7aef | 2429 | //Also you can customize the cuts using the setters |
82d09e74 | 2430 | |
5f7714ad | 2431 | switch (fTrackCutsType) |
88b96ad8 | 2432 | { |
5f7714ad | 2433 | case kTPCOnlyCut: |
88b96ad8 | 2434 | { |
2435 | AliInfo(Form("Track cuts for matching: GetStandardTPCOnlyTrackCuts()")); | |
2436 | //TPC | |
2437 | SetMinNClustersTPC(70); | |
2438 | SetMaxChi2PerClusterTPC(4); | |
2439 | SetAcceptKinkDaughters(kFALSE); | |
2440 | SetRequireTPCRefit(kFALSE); | |
2441 | ||
2442 | //ITS | |
2443 | SetRequireITSRefit(kFALSE); | |
2444 | SetMaxDCAToVertexZ(3.2); | |
2445 | SetMaxDCAToVertexXY(2.4); | |
2446 | SetDCAToVertex2D(kTRUE); | |
2447 | ||
2448 | break; | |
2449 | } | |
2450 | ||
5f7714ad | 2451 | case kGlobalCut: |
88b96ad8 | 2452 | { |
2453 | AliInfo(Form("Track cuts for matching: GetStandardITSTPCTrackCuts2010(kTURE)")); | |
2454 | //TPC | |
2455 | SetMinNClustersTPC(70); | |
2456 | SetMaxChi2PerClusterTPC(4); | |
2457 | SetAcceptKinkDaughters(kFALSE); | |
2458 | SetRequireTPCRefit(kTRUE); | |
2459 | ||
2460 | //ITS | |
2461 | SetRequireITSRefit(kTRUE); | |
2462 | SetMaxDCAToVertexZ(2); | |
2463 | SetMaxDCAToVertexXY(); | |
2464 | SetDCAToVertex2D(kFALSE); | |
2465 | ||
2466 | break; | |
2467 | } | |
2468 | ||
0e7de35b | 2469 | case kLooseCut: |
88b96ad8 | 2470 | { |
2471 | AliInfo(Form("Track cuts for matching: Loose cut w/o DCA cut")); | |
2472 | SetMinNClustersTPC(50); | |
2473 | SetAcceptKinkDaughters(kTRUE); | |
2474 | ||
2475 | break; | |
5f7714ad | 2476 | } |
42ceff04 | 2477 | |
2478 | case kITSStandAlone: | |
2479 | { | |
2480 | AliInfo(Form("Track cuts for matching: ITS Stand Alone tracks cut w/o DCA cut")); | |
2481 | SetRequireITSRefit(kTRUE); | |
2482 | SetRequireITSStandAlone(kTRUE); | |
2483 | SetITSTrackSA(kTRUE); | |
2484 | break; | |
2485 | } | |
2486 | ||
88b96ad8 | 2487 | } |
bd8c7aef | 2488 | } |
83bfd77a | 2489 | |
57131575 | 2490 | |
88b96ad8 | 2491 | //________________________________________________________________________ |
dda65b42 | 2492 | void AliEMCALRecoUtils::SetClusterMatchedToTrack(const AliVEvent *event) |
57131575 | 2493 | { |
2494 | // Checks if tracks are matched to EMC clusters and set the matched EMCAL cluster index to ESD track. | |
dda65b42 | 2495 | |
57131575 | 2496 | Int_t nTracks = event->GetNumberOfTracks(); |
7f5392da | 2497 | for (Int_t iTrack = 0; iTrack < nTracks; ++iTrack) |
2498 | { | |
dda65b42 | 2499 | AliVTrack* track = dynamic_cast<AliVTrack*>(event->GetTrack(iTrack)); |
7f5392da | 2500 | if (!track) |
2501 | { | |
57131575 | 2502 | AliWarning(Form("Could not receive track %d", iTrack)); |
2503 | continue; | |
2504 | } | |
7f5392da | 2505 | |
fbddd006 | 2506 | Int_t matchClusIndex = GetMatchedClusterIndex(iTrack); |
57131575 | 2507 | track->SetEMCALcluster(matchClusIndex); //sets -1 if track not matched within residual |
dda65b42 | 2508 | /*the following can be done better if AliVTrack::SetStatus will be there. Patch pending with Andreas/Peter*/ |
2509 | AliESDtrack* esdtrack = dynamic_cast<AliESDtrack*>(track); | |
2510 | if (esdtrack) { | |
8517fbd8 | 2511 | if (matchClusIndex != -1) |
dda65b42 | 2512 | esdtrack->SetStatus(AliESDtrack::kEMCALmatch); |
2513 | else | |
2514 | esdtrack->ResetStatus(AliESDtrack::kEMCALmatch); | |
2515 | } else { | |
2516 | AliAODTrack* aodtrack = dynamic_cast<AliAODTrack*>(track); | |
8517fbd8 | 2517 | if (matchClusIndex != -1) |
dda65b42 | 2518 | aodtrack->SetStatus(AliESDtrack::kEMCALmatch); |
2519 | else | |
2520 | aodtrack->ResetStatus(AliESDtrack::kEMCALmatch); | |
2521 | } | |
57131575 | 2522 | } |
fbddd006 | 2523 | AliDebug(2,"Track matched to closest cluster"); |
57131575 | 2524 | } |
2525 | ||
88b96ad8 | 2526 | //_________________________________________________________________________ |
dda65b42 | 2527 | void AliEMCALRecoUtils::SetTracksMatchedToCluster(const AliVEvent *event) |
57131575 | 2528 | { |
2529 | // Checks if EMC clusters are matched to ESD track. | |
2530 | // Adds track indexes of all the tracks matched to a cluster withing residuals in ESDCalocluster. | |
2531 | ||
7f5392da | 2532 | for (Int_t iClus=0; iClus < event->GetNumberOfCaloClusters(); ++iClus) |
2533 | { | |
dda65b42 | 2534 | AliVCluster *cluster = event->GetCaloCluster(iClus); |
57131575 | 2535 | if (!cluster->IsEMCAL()) |
2536 | continue; | |
2537 | ||
2538 | Int_t nTracks = event->GetNumberOfTracks(); | |
2539 | TArrayI arrayTrackMatched(nTracks); | |
2540 | ||
2541 | // Get the closest track matched to the cluster | |
2542 | Int_t nMatched = 0; | |
2543 | Int_t matchTrackIndex = GetMatchedTrackIndex(iClus); | |
7f5392da | 2544 | if (matchTrackIndex != -1) |
2545 | { | |
57131575 | 2546 | arrayTrackMatched[nMatched] = matchTrackIndex; |
2547 | nMatched++; | |
2548 | } | |
2549 | ||
2550 | // Get all other tracks matched to the cluster | |
8517fbd8 | 2551 | for (Int_t iTrk=0; iTrk<nTracks; ++iTrk) |
7f5392da | 2552 | { |
dda65b42 | 2553 | AliVTrack* track = dynamic_cast<AliVTrack*>(event->GetTrack(iTrk)); |
0ddff478 | 2554 | |
2555 | if( !track ) continue; | |
2556 | ||
2557 | if ( iTrk == matchTrackIndex ) continue; | |
2558 | ||
2559 | if ( track->GetEMCALcluster() == iClus ) | |
2560 | { | |
57131575 | 2561 | arrayTrackMatched[nMatched] = iTrk; |
2562 | ++nMatched; | |
2563 | } | |
2564 | } | |
2565 | ||
2566 | //printf("Tender::SetTracksMatchedToCluster - cluster E %f, N matches %d, first match %d\n",cluster->E(),nMatched,arrayTrackMatched[0]); | |
2567 | ||
2568 | arrayTrackMatched.Set(nMatched); | |
dda65b42 | 2569 | AliESDCaloCluster *esdcluster = dynamic_cast<AliESDCaloCluster*>(cluster); |
2570 | if (esdcluster) | |
2571 | esdcluster->AddTracksMatched(arrayTrackMatched); | |
2572 | else if (nMatched>0) { | |
2573 | AliAODCaloCluster *aodcluster = dynamic_cast<AliAODCaloCluster*>(cluster); | |
2574 | if (aodcluster) | |
2575 | aodcluster->AddTrackMatched(event->GetTrack(arrayTrackMatched.At(0))); | |
2576 | } | |
57131575 | 2577 | |
2578 | Float_t eta= -999, phi = -999; | |
2579 | if (matchTrackIndex != -1) | |
2580 | GetMatchedResiduals(iClus, eta, phi); | |
2581 | cluster->SetTrackDistance(phi, eta); | |
2582 | } | |
2583 | ||
fbddd006 | 2584 | AliDebug(2,"Cluster matched to tracks"); |
57131575 | 2585 | } |
2586 | ||
b540d03f | 2587 | //___________________________________________________ |
d9b3567c | 2588 | void AliEMCALRecoUtils::Print(const Option_t *) const |
2589 | { | |
2590 | // Print Parameters | |
2591 | ||
2592 | printf("AliEMCALRecoUtils Settings: \n"); | |
2593 | printf("Misalignment shifts\n"); | |
8517fbd8 | 2594 | 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, |
2a71e873 | 2595 | fMisalTransShift[i*3],fMisalTransShift[i*3+1],fMisalTransShift[i*3+2], |
2596 | fMisalRotShift[i*3], fMisalRotShift[i*3+1], fMisalRotShift[i*3+2] ); | |
d9b3567c | 2597 | printf("Non linearity function %d, parameters:\n", fNonLinearityFunction); |
8517fbd8 | 2598 | for (Int_t i=0; i<6; i++) printf("param[%d]=%f\n",i, fNonLinearityParams[i]); |
094786cc | 2599 | |
2600 | printf("Position Recalculation option %d, Particle Type %d, fW0 %2.2f, Recalibrate Data %d \n",fPosAlgo,fParticleType,fW0, fRecalibration); | |
bd8c7aef | 2601 | |
fa4287a2 | 2602 | printf("Matching criteria: "); |
8517fbd8 | 2603 | if (fCutEtaPhiSum) { |
2604 | printf("sqrt(dEta^2+dPhi^2)<%4.3f\n",fCutR); | |
2605 | } else if (fCutEtaPhiSeparate) { | |
2606 | printf("dEta<%4.3f, dPhi<%4.3f\n",fCutEta,fCutPhi); | |
2607 | } else { | |
2608 | printf("Error\n"); | |
2609 | printf("please specify your cut criteria\n"); | |
2610 | printf("To cut on sqrt(dEta^2+dPhi^2), use: SwitchOnCutEtaPhiSum()\n"); | |
2611 | printf("To cut on dEta and dPhi separately, use: SwitchOnCutEtaPhiSeparate()\n"); | |
2612 | } | |
fa4287a2 | 2613 | |
8fc351e3 | 2614 | 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); |
2615 | printf("Cluster selection window: dR < %2.0f\n",fClusterWindow); | |
bd8c7aef | 2616 | |
2617 | printf("Track cuts: \n"); | |
fa4287a2 | 2618 | printf("Minimum track pT: %1.2f\n",fCutMinTrackPt); |
a6a1e3ab | 2619 | printf("AOD track selection: tpc only %d, or hybrid %d, or mask: %d\n",fAODTPCOnlyTracks,fAODHybridTracks, fAODFilterMask); |
bd8c7aef | 2620 | printf("TPCRefit = %d, ITSRefit = %d\n",fCutRequireTPCRefit,fCutRequireITSRefit); |
2621 | printf("AcceptKinks = %d\n",fCutAcceptKinkDaughters); | |
2622 | printf("MinNCulsterTPC = %d, MinNClusterITS = %d\n",fCutMinNClusterTPC,fCutMinNClusterITS); | |
2623 | printf("MaxChi2TPC = %2.2f, MaxChi2ITS = %2.2f\n",fCutMaxChi2PerClusterTPC,fCutMaxChi2PerClusterITS); | |
2624 | printf("DCSToVertex2D = %d, MaxDCAToVertexXY = %2.2f, MaxDCAToVertexZ = %2.2f\n",fCutDCAToVertex2D,fCutMaxDCAToVertexXY,fCutMaxDCAToVertexZ); | |
d9b3567c | 2625 | } |