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b2a297fa 1#ifndef ALIDIELECTRONVARMANAGER_H
2#define ALIDIELECTRONVARMANAGER_H
3/* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6//#############################################################
7//# #
8//# Class AliDielectronVarManager #
9//# Class for management of available variables #
10//# #
11//# Authors: #
12//# Anton Andronic, GSI / A.Andronic@gsi.de #
13//# Ionut C. Arsene, GSI / I.C.Arsene@gsi.de #
14//# Julian Book, Uni Ffm / Julian.Book@cern.ch #
572b0139 15//# Markus Köhler, GSI / M.Koehler@gsi.de #
6551594b 16//# Frederick Kramer, Uni Ffm / Frederick.Kramer@cern.ch #
b2a297fa 17//# Magnus Mager, CERN / Magnus.Mager@cern.ch #
18//# WooJin J. Park, GSI / W.J.Park@gsi.de #
19//# Jens Wiechula, Uni HD / Jens.Wiechula@cern.ch #
20//# #
21//#############################################################
22
b2a297fa 23#include <TNamed.h>
5720c765 24#include <TProfile.h>
a823f01b 25#include <TProfile2D.h>
5720c765 26#include <TH3D.h>
833da63d 27#include <THnBase.h>
5720c765 28#include <TFile.h>
29#include <TDatabasePDG.h>
30#include <TKey.h>
29091f0d 31#include <TBits.h>
b2a297fa 32
33#include <AliVEvent.h>
34#include <AliESDEvent.h>
6551594b 35#include <AliAODEvent.h>
36#include <AliMCEvent.h>
37#include <AliVVertex.h>
38#include <AliESDVertex.h>
99345a64 39#include <AliAODVertex.h>
5720c765 40#include <AliEventplane.h>
41
42#include <AliESDVZERO.h>
43#include <AliAODVZERO.h>
b2a297fa 44
45#include <AliVParticle.h>
b2a297fa 46#include <AliESDtrack.h>
47#include <AliAODTrack.h>
572b0139 48#include <AliAODPid.h>
b2a297fa 49#include <AliKFParticle.h>
572b0139 50#include <AliKFVertex.h>
b2a297fa 51#include <AliMCParticle.h>
52#include <AliAODMCParticle.h>
53#include <AliVTrack.h> // ?
54
6551594b 55#include <AliExternalTrackParam.h>
56#include <AliESDpid.h>
4649c75b 57#include <AliCentrality.h>
2a14a7b1 58#include <AliAODpidUtil.h>
8df8e382 59#include <AliPID.h>
ba15fdfb 60#include <AliPIDResponse.h>
6551594b 61
b2a297fa 62#include "AliDielectronPair.h"
8df8e382 63#include "AliDielectronMC.h"
48609e3d 64#include "AliDielectronPID.h"
ba15fdfb 65#include "AliDielectronHelper.h"
b2a297fa 66
8d42b5b9 67#include "AliAnalysisManager.h"
68#include "AliVZEROEPSelectionTask.h"
69
b2a297fa 70class AliVEvent;
71
72//________________________________________________________________
73class AliDielectronVarManager : public TNamed {
74
75public:
8df8e382 76
b2a297fa 77 // Particle specific variables
78 enum ValueTypes {
79 kPx = 0, // px
80 kPy, // py
81 kPz, // pz
82 kPt, // transverse momentum
83 kP, // momentum
84 kXv, // vertex position in x
85 kYv, // vertex position in y
86 kZv, // vertex position in z
87 kOneOverPt, // 1/pt
88 kPhi, // phi angle
89 kTheta, // theta angle
90 kEta, // pseudo-rapidity
91 kY, // rapidity
92 kE, // energy
93 kM, // mass
94 kCharge, // charge
95 kNclsITS, // number of clusters assigned in the ITS
5720c765 96 kITSchi2Cl, // chi2/cl in the ITS
b2a297fa 97 kNclsTPC, // number of clusters assigned in the TPC
5720c765 98 kNclsSTPC, // number of shared clusters assigned in the TPC
99 kNclsSFracTPC, // fraction of shared clusters assigned in the TPC
554e40f8 100 kNclsTPCiter1, // number of clusters assigned in the TPC after first iteration
b2a297fa 101 kNFclsTPC, // number of findable clusters in the TPC
09835c8f 102 kNFclsTPCr, // number of findable clusters(crossed rows) in the TPC with more robust definition
fb7d2d99 103 kNFclsTPCrFrac, // number of found/findable clusters in the TPC with more robust definition
fdda39b6 104 kNFclsTPCfCross, // fraction crossed rows/findable clusters in the TPC, as done in AliESDtrackCuts
b2a297fa 105 kTPCsignalN, // number of points used for dEdx
ba15fdfb 106 kTPCsignalNfrac, // fraction of points used for dEdx / cluster used for tracking
61d106d3 107 kTPCchi2Cl, // chi2/cl in TPC
5720c765 108 kTPCclsDiff, // TPC cluster difference
29091f0d 109 kTPCclsSegments, // TPC cluster segments
61d106d3 110 kTrackStatus, // track status bits
07480df6 111 kFilterBit, // AOD filter bits
112
b2a297fa 113 kNclsTRD, // number of clusters assigned in the TRD
114 kTRDntracklets, // number of TRD tracklets used for tracking/PID TODO: correct getter
115 kTRDpidQuality, // number of TRD tracklets used for PID
67fd1119 116 kTRDchi2, // chi2 in TRD
8df8e382 117 kTRDprobEle, // TRD electron pid probability
118 kTRDprobPio, // TRD electron pid probability
07480df6 119 kTRDprob2DEle, // TRD electron pid probability 2D LQ
120 kTRDprob2DPio, // TRD electron pid probability 2D LQ
5720c765 121 kTRDphi, // Phi angle of the track at the entrance of the TRD
122 kTRDpidEffLeg, // TRD pid efficiency from conversion electrons
35363fb9 123 kTRDsignal, // TRD signal
8df8e382 124
b2a297fa 125 kImpactParXY, // Impact parameter in XY plane
126 kImpactParZ, // Impact parameter in Z
127 kTrackLength, // Track length
8df8e382 128
b2ad74d0 129
5720c765 130 kPdgCode, // PDG code
fdda39b6 131 kPdgCodeMother,
5720c765 132 kPdgCodeGrandMother, // PDG code of the grandmother
1bb1fef1 133 kHasCocktailMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
134 kHasCocktailGrandMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
8df8e382 135 kNumberOfDaughters, // number of daughters
136 kHaveSameMother, // check that particles have the same mother (MC)
fb7d2d99 137 kIsJpsiPrimary, // check if the particle is primary (MC)
5720c765 138 kNumberOfJPsis, // number of generated inclusive jpsis per event (MC)
139 kNumberOfJPsisPrompt, // number of generated prompt jpsis per event (MC)
140 kNumberOfJPsisNPrompt, // number of generated non-prompt jpsis per event (MC)
141
142 kITSsignal, // ITS dE/dx signal
143 kITSsignalSSD1, // SSD1 dE/dx signal
144 kITSsignalSSD2, // SSD2 dE/dx signal
145 kITSsignalSDD1, // SDD1 dE/dx signal
146 kITSsignalSDD2, // SDD2 dE/dx signal
147 kITSclusterMap, // ITS cluster map
148 kITSLayerFirstCls, // No of innermost ITS layer with a cluster of a track
9143d69f 149 kITSnSigmaEle, // number of sigmas to the dE/dx electron line in the ITS
150 kITSnSigmaPio, // number of sigmas to the dE/dx pion line in the ITS
151 kITSnSigmaMuo, // number of sigmas to the dE/dx muon line in the ITS
152 kITSnSigmaKao, // number of sigmas to the dE/dx kaon line in the ITS
153 kITSnSigmaPro, // number of sigmas to the dE/dx proton line in the ITS
8df8e382 154
b2a297fa 155 kPIn, // momentum at inner wall of TPC (if available), used for PID
5720c765 156 kPOut, // momentum at outer wall of TPC, used for TRD studies
157 kYsignedIn, // signed local y at inner wall of TPC
b2a297fa 158 kTPCsignal, // TPC dE/dx signal
ba15fdfb 159
5720c765 160 kTOFsignal, // TOF signal
161 kTOFbeta, // TOF beta
b2ad74d0 162 kTOFPIDBit, // TOF PID bit (1:set, 0:TOF not available)a
35363fb9 163 kTOFmismProb, // and mismatchPorbability as explain in TOF-twiki
ba15fdfb 164
2d00c7d3 165 kTPCnSigmaEleRaw, // raw number of sigmas to the dE/dx electron line in the TPC
6551594b 166 kTPCnSigmaEle, // number of sigmas to the dE/dx electron line in the TPC
572b0139 167 kTPCnSigmaPio, // number of sigmas to the dE/dx pion line in the TPC
168 kTPCnSigmaMuo, // number of sigmas to the dE/dx muon line in the TPC
169 kTPCnSigmaKao, // number of sigmas to the dE/dx kaon line in the TPC
170 kTPCnSigmaPro, // number of sigmas to the dE/dx proton line in the TPC
171
5720c765 172 kTOFnSigmaEle, // number of sigmas to the electron line in the TOF
572b0139 173 kTOFnSigmaPio, // number of sigmas to the pion line in the TOF
174 kTOFnSigmaMuo, // number of sigmas to the muon line in the TOF
175 kTOFnSigmaKao, // number of sigmas to the kaon line in the TOF
176 kTOFnSigmaPro, // number of sigmas to the proton line in the TOF
8df8e382 177
5720c765 178 kEMCALnSigmaEle, // number of sigmas to the proton line in the TOF
a823f01b 179 kEMCALEoverP, // E over P from EMCAL
88204efa 180 kEMCALE, // E from EMCAL
a823f01b 181 kEMCALNCells, // NCells from EMCAL
182 kEMCALM02, // M02 showershape parameter
183 kEMCALM20, // M20 showershape parameter
184 kEMCALDispersion, // Dispersion paramter
5720c765 185
833da63d 186 kLegEff, // single electron efficiency
d4619886 187 kOneOverLegEff, // 1 / single electron efficiency (correction factor)
88e9bae6 188 kV0Index0, // v0 index 0
ffbede40 189 kKinkIndex0, // kink index 0
190
b2a297fa 191 kParticleMax, //
192 // TODO: kRNClusters ??
5720c765 193 // AliDielectronPair specific variables
b2a297fa 194 kChi2NDF = kParticleMax, // Chi^2/NDF
195 kDecayLength, // decay length
196 kR, // distance to the origin
197 kOpeningAngle, // opening angle
2e02dba4 198 kCosPointingAngle, // cosine of the pointing angle
99345a64 199 kArmAlpha, // Armenteros-Podolanski alpha
200 kArmPt, // Armenteros-Podolanski pt
8df8e382 201 // helicity picture: Z-axis is considered the direction of the mother's 3-momentum vector
202 kThetaHE, // theta in mother's rest frame in the helicity picture
203 kPhiHE, // phi in mother's rest frame in the helicity picture
1762f182 204 kThetaSqHE, // squared value of kThetaHE
5720c765 205 kCos2PhiHE, // Cosine of 2*phi in mother's rest frame in the helicity picture
8d7a07b9 206 kCosTilPhiHE, // Shifted phi depending on kThetaHE
8df8e382 207 // Collins-Soper picture: Z-axis is considered the direction of the vectorial difference between
208 // the 3-mom vectors of target and projectile beams
209 kThetaCS, // theta in mother's rest frame in Collins-Soper picture
210 kPhiCS, // phi in mother's rest frame in Collins-Soper picture
1762f182 211 kThetaSqCS, // squared value of kThetaCS
236e1bda 212 kPsiPair, // phi in mother's rest frame in Collins-Soper picture
b2ad74d0 213 kPhivPair, // angle between ee plane and the magnetic field (can be useful for conversion rejection)
151ddcbc 214 kPairPlaneAngle, // angle between ee plane and strong magnetic field
215 kRotPairx, //ee plane vector
216 kRotPairy, //ee plane vector
217 kRotPairz, //ee plane vector
218 kCos2PhiCS, // Cosine of 2*phi in mother's rest frame in the Collins-Soper picture
8d7a07b9 219 kCosTilPhiCS, // Shifted phi depending on kThetaCS
c081415a 220 kCosPhiH2, // cosine of pair phi for 2nd harmonic
221 kSinPhiH2, // sinus of pair phi for 2nd harmonic
5720c765 222 kDeltaPhiV0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
223 kDeltaPhiV0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
224 kDeltaPhiV0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A + V0-C
225 kV0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
226 kV0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
227 kV0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
07bc5543 228 kDeltaPhiv0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A (EPtask)
229 kDeltaPhiv0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
230 kDeltaPhiv0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-AC
231 kDeltaPhiTPCrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from TPC
c315310a 232 kv0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A (EPtask)
233 kv0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
234 kv0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
07bc5543 235 kTPCrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from TPC
c081415a 236 kTPCrpH2FlowV2Sin, // sinus of v2 coefficient with respect to the 2nd order reaction plane from TPC
c315310a 237
572b0139 238 kLegDist, // distance of the legs
239 kLegDistXY, // distance of the legs in XY
61d106d3 240 kDeltaEta, // Absolute value of Delta Eta for the legs
241 kDeltaPhi, // Absolute value of Delta Phi for the legs
b2a297fa 242 kMerr, // error of mass calculation
243 kDCA, // distance of closest approach TODO: not implemented yet
244 kPairType, // type of the pair, like like sign ++ unlikesign ...
ba15fdfb 245 kPseudoProperTime, // pseudo proper time
e4339752 246 kPseudoProperTimeErr, // pseudo proper time error
5720c765 247 kPseudoProperTimeResolution, // resolution for pseudo proper decay time (reconstructed - MC truth)
248 kPseudoProperTimePull, // normalizd resolution for pseudo proper time = (reco - MC truth)/dReco
249 kTRDpidEffPair, // TRD pid efficieny from conversion electrons
36d19280 250 kMomAsymDau1, // momentum fraction of daughter1
251 kMomAsymDau2, // momentum fraction of daughter2
d4619886 252 kPairEff, // pair efficiency
253 kOneOverPairEff, // 1 / pair efficiency (correction factor)
b2a297fa 254 kPairMax, //
255 // Event specific variables
6551594b 256 kXvPrim=kPairMax, // prim vertex
257 kYvPrim, // prim vertex
258 kZvPrim, // prim vertex
259 kXRes, // primary vertex x-resolution
260 kYRes, // primary vertex y-resolution
261 kZRes, // primary vertex z-resolution
20b6b7d4 262 kPhiMaxPt, // phi angle of the track with maximum pt
263 kMaxPt, // track with maximum pt
5720c765 264
07bc5543 265 //// v0 reaction plane quantities from AliEPSelectionTaks, angles interval [-pi/2,+pi/2]
fd6ebd85 266 kv0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
267 kv0CrpH2, // reaction plane
268 kv0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
269 kv0AxH2, // VZERO-A x-component of the Q vector for 2nd harmonic
270 kv0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
271 kv0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
272 kv0CyH2, // VZERO-C y-component of the Q vector for 2nd harmonic
273 kv0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
274 kv0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
20b6b7d4 275 kv0AmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
276 kv0CmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
277 kv0ACmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
fd6ebd85 278 kv0A0rpH2, // VZERO-A 1st ring reaction plane of the Q vector for 2nd harmonic
279 kv0A3rpH2, // VZERO-A last ring reaction plane of the Q vector for 2nd harmonic
280 kv0C0rpH2, // VZERO-C 1st ring reaction plane of the Q vector for 2nd harmonic
281 kv0C3rpH2, // VZERO-C last ring reaction plane of the Q vector for 2nd harmonic
5720c765 282 kv0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
283 kv0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
284 kv0Av0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
1d2d723c 285 kv0Av0C0DiffH2, // V0A-ring 0 ofV0C reaction plane difference for 2nd harmonic
286 kv0Av0C3DiffH2, // V0A-ring 3 ofV0C reaction plane difference for 2nd harmonic
287 kv0Cv0A0DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
288 kv0Cv0A3DiffH2, // V0C-ring 3 ofV0A reaction plane difference for 2nd harmonic
289 kv0A0v0A3DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
290 kv0C0v0C3DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
5720c765 291
292 kMultV0A, // VZERO multiplicity and ADC amplitudes
293 kMultV0C,
294 kMultV0,
295 kAdcV0A,
296 kAdcV0C,
297 kAdcV0,
298 kVZEROchMult,
299 // VZERO reaction plane quantities
300 kV0AxH2=kVZEROchMult+64, // VZERO-A x-component of the Q vector for 2nd harmonic
301 kV0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
302 kV0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
303 kV0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
304 kV0CyH2, // y-component
305 kV0CrpH2, // reaction plane
306 kV0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
307 kV0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
308 kV0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
309 kV0ArpResH2, // 2nd harmonic reaction plane resolution for V0A
310 kV0CrpResH2, // V0C
311 kV0ACrpResH2, // V0A+V0C
312 kV0XaXcH2, // Correlation quantities to check V0 reaction plane quality
313 kV0XaYaH2,
314 kV0XaYcH2,
315 kV0YaXcH2,
316 kV0YaYcH2,
317 kV0XcYcH2,
318 kV0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
319 kV0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
320 kV0AV0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
07bc5543 321 // TPC reaction plane quantities, angle interval [-pi/2,+pi/2]
5720c765 322 kTPCxH2, // TPC x-component of the Q vector for 2nd harmonic (corrected)
323 kTPCyH2, // TPC y-component of the Q vector for 2nd harmonic (corrected)
20b6b7d4 324 kTPCmagH2, // TPC reaction plane the Q vectors magnitude for 2nd harmonic (corrected)
325 kTPCrpH2, // TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
c081415a 326 kCosTPCrpH2, // cosine of TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
327 kSinTPCrpH2, // sinus of TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
5720c765 328 kTPCsub1xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 1)
329 kTPCsub1yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 1)
330 kTPCsub1rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 1)
331 kTPCsub2xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 2)
332 kTPCsub2yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 2)
333 kTPCsub2rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 2)
334 kTPCsub12DiffH2, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic
335 kTPCsub12DiffH2Sin, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic, sinus term
336
337 kTPCxH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected)
338 kTPCyH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected)
20b6b7d4 339 kTPCmagH2uc, // TPC reaction plane the Q vectors magnitude for 2nd harmonic (uncorrected)
340 kTPCrpH2uc, // TPC reaction plane angle of the Q vector for 2nd harmonic (uncorrected)
5720c765 341 kTPCsub1xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
342 kTPCsub1yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
343 kTPCsub1rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 1)
344 kTPCsub2xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
345 kTPCsub2yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
346 kTPCsub2rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 2)
347 kTPCsub12DiffH2uc, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic (uncorrected)
348
ba15fdfb 349 kNTrk, // number of tracks (or tracklets) TODO: ambiguous
350 kTracks, // ESD tracks TODO: ambiguous
a823f01b 351 kNVtxContrib, // number of primary vertex contibutors
6bd73568 352 kNVtxContribTPC, // number of TPC vertex contibutors
ba15fdfb 353 kNacc, // Number of accepted tracks
41a64bfb 354 kMatchEffITSTPC, // ruff estimate on the ITS-TPC matching efficiceny
5720c765 355 kNaccTrcklts, // number of accepted SPD tracklets in |eta|<1.6
356 kNaccTrcklts0916, // number of accepted SPD tracklets in 0.9<|eta|<1.6
357
358 kNaccTrckltsEsd05, // number of accepted SPD tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
359 kNaccTrckltsEsd10, // number of accepted SPD tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
360 kNaccTrckltsEsd16, // number of accepted SPD tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
361 kNaccTrckltsEsd05Corr, //
362 kNaccTrckltsEsd10Corr, //
363 kNaccTrckltsEsd16Corr, //
364 kNaccItsTpcEsd05, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
365 kNaccItsTpcEsd10, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
366 kNaccItsTpcEsd16, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
367 kNaccItsTpcEsd05Corr, //
368 kNaccItsTpcEsd10Corr, //
369 kNaccItsTpcEsd16Corr, //
370
371 kNaccItsPureEsd05, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
372 kNaccItsPureEsd10, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
373 kNaccItsPureEsd16, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
374 kNaccItsPureEsd05Corr, //
375 kNaccItsPureEsd10Corr, //
376 kNaccItsPureEsd16Corr, //
7a1ddc4b 377 kRefMult, // reference multiplicity (only in AODs) should be Ntrk w/o double counts
378 kRefMultTPConly, // TPC only Reference Multiplicty (AliESDtrackCuts::GetReferenceMultiplicity(&esd, kTRUE))
5720c765 379
380 kNch, // MC true number of charged particles in |eta|<1.6
381 kNch05, // MC true number of charged particles in |eta|<0.5
382 kNch10, // MC true number of charged particles in |eta|<1.0
383
ffbede40 384 kCentrality, // event centrality fraction
a823f01b 385 kCentralitySPD, // centrality using SPD
6551594b 386 kNevents, // event counter
5720c765 387 kRunNumber, // run number
d327d9cd 388 kMixingBin,
b2a297fa 389 kNMaxValues //
390 // TODO: (for A+A) ZDCEnergy, impact parameter, Iflag??
391 };
392
393
394 AliDielectronVarManager();
395 AliDielectronVarManager(const char* name, const char* title);
396 virtual ~AliDielectronVarManager();
397 static void Fill(const TObject* particle, Double_t * const values);
ba15fdfb 398 static void FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values);
61749cc7 399 static void FillVarVParticle(const AliVParticle *particle, Double_t * const values);
b2a297fa 400
6551594b 401 static void InitESDpid(Int_t type=0);
2a14a7b1 402 static void InitAODpidUtil(Int_t type=0);
5720c765 403 static void InitEstimatorAvg(const Char_t* filename);
404 static void InitTRDpidEffHistograms(const Char_t* filename);
833da63d 405 static void InitEffMap(const Char_t* filename);
a823f01b 406 static void SetVZEROCalibrationFile(const Char_t* filename) {fgVZEROCalibrationFile = filename;}
407
408 static void SetVZERORecenteringFile(const Char_t* filename) {fgVZERORecenteringFile = filename;}
ba15fdfb 409 static void SetPIDResponse(AliPIDResponse *pidResponse) {fgPIDResponse=pidResponse;}
5720c765 410 static AliPIDResponse* GetPIDResponse() { return fgPIDResponse; }
572b0139 411 static void SetEvent(AliVEvent * const ev);
5720c765 412 static void SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues]);
2a14a7b1 413 static Bool_t GetDCA(const AliAODTrack *track, Double_t d0z0[2]);
5720c765 414 static void SetTPCEventPlane(AliEventplane *const evplane);
a823f01b 415 static void GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption); // 0- V0A; 1- V0C; 2- V0A+V0C
99345a64 416 static AliAODVertex* GetVertex(const AliAODEvent *event, AliAODVertex::AODVtx_t vtype);
5720c765 417
418 static TProfile* GetEstimatorHistogram(Int_t period, Int_t type) {return fgMultEstimatorAvg[period][type];}
419 static Double_t GetTRDpidEfficiency(Int_t runNo, Double_t centrality, Double_t eta, Double_t trdPhi, Double_t pout, Double_t& effErr);
833da63d 420 static Double_t GetSingleLegEff(Double_t * const values);
ba15fdfb 421
422 static const AliKFVertex* GetKFVertex() {return fgKFVertex;}
423
90c1ae2d 424 static const char* GetValueName(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][0]:""; }
425 static const char* GetValueLabel(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][1]:""; }
426 static const char* GetValueUnit(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][2]:""; }
07480df6 427 static UInt_t GetValueType(const char* valname);
ba15fdfb 428 static const Double_t* GetData() {return fgData;}
99345a64 429 static AliVEvent* GetCurrentEvent() {return fgEvent;}
ba15fdfb 430
d327d9cd 431 static Double_t GetValue(ValueTypes var) {return fgData[var];}
432 static void SetValue(ValueTypes var, Double_t val) { fgData[var]=val; }
433
b2a297fa 434private:
435
90c1ae2d 436 static const char* fgkParticleNames[kNMaxValues][3]; //variable names
b2a297fa 437
61749cc7 438
b2a297fa 439 static void FillVarESDtrack(const AliESDtrack *particle, Double_t * const values);
440 static void FillVarAODTrack(const AliAODTrack *particle, Double_t * const values);
8df8e382 441 static void FillVarMCParticle(const AliMCParticle *particle, Double_t * const values);
b2a297fa 442 static void FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values);
443 static void FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values);
1201a1a9 444 static void FillVarKFParticle(const AliKFParticle *pair, Double_t * const values);
445
6551594b 446 static void FillVarVEvent(const AliVEvent *event, Double_t * const values);
447 static void FillVarESDEvent(const AliESDEvent *event, Double_t * const values);
448 static void FillVarAODEvent(const AliAODEvent *event, Double_t * const values);
449 static void FillVarMCEvent(const AliMCEvent *event, Double_t * const values);
5720c765 450 static void FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values);
451
a823f01b 452 static void InitVZEROCalibrationHistograms(Int_t runNo);
453 static void InitVZERORecenteringHistograms(Int_t runNo);
454
ba15fdfb 455 static AliPIDResponse *fgPIDResponse; // PID response object
456 static AliVEvent *fgEvent; // current event pointer
8d42b5b9 457 static AliEventplane *fgTPCEventPlane; // current event tpc plane pointer
ba15fdfb 458 static AliKFVertex *fgKFVertex; // kf vertex
5720c765 459 static TProfile *fgMultEstimatorAvg[4][9]; // multiplicity estimator averages (4 periods x 9 estimators)
460 static Double_t fgTRDpidEffCentRanges[10][4]; // centrality ranges for the TRD pid efficiency histograms
461 static TH3D *fgTRDpidEff[10][4]; // TRD pid efficiencies from conversion electrons
833da63d 462 static THnBase *fgEffMap; // single electron efficiencies
a823f01b 463 static TString fgVZEROCalibrationFile; // file with VZERO channel-by-channel calibrations
464 static TString fgVZERORecenteringFile; // file with VZERO Q-vector averages needed for event plane recentering
465 static TProfile2D *fgVZEROCalib[64]; // 1 histogram per VZERO channel
466 static TProfile2D *fgVZERORecentering[2][2]; // 2 VZERO sides x 2 Q-vector components
2e02dba4 467 static Int_t fgCurrentRun; // current run number
a823f01b 468
ba15fdfb 469 static Double_t fgData[kNMaxValues]; //! data
572b0139 470
b2a297fa 471 AliDielectronVarManager(const AliDielectronVarManager &c);
472 AliDielectronVarManager &operator=(const AliDielectronVarManager &c);
473
474 ClassDef(AliDielectronVarManager,1);
475};
476
477
478//Inline functions
6551594b 479inline void AliDielectronVarManager::Fill(const TObject* object, Double_t * const values)
b2a297fa 480{
481 //
482 // Main function to fill all available variables according to the type of particle
483 //
40875e45 484 if (!object) return;
6551594b 485 if (object->IsA() == AliESDtrack::Class()) FillVarESDtrack(static_cast<const AliESDtrack*>(object), values);
486 else if (object->IsA() == AliAODTrack::Class()) FillVarAODTrack(static_cast<const AliAODTrack*>(object), values);
487 else if (object->IsA() == AliMCParticle::Class()) FillVarMCParticle(static_cast<const AliMCParticle*>(object), values);
488 else if (object->IsA() == AliAODMCParticle::Class()) FillVarAODMCParticle(static_cast<const AliAODMCParticle*>(object), values);
489 else if (object->IsA() == AliDielectronPair::Class()) FillVarDielectronPair(static_cast<const AliDielectronPair*>(object), values);
1201a1a9 490 else if (object->IsA() == AliKFParticle::Class()) FillVarKFParticle(static_cast<const AliKFParticle*>(object),values);
6551594b 491 // Main function to fill all available variables according to the type of event
492
493 else if (object->IsA() == AliVEvent::Class()) FillVarVEvent(static_cast<const AliVEvent*>(object), values);
494 else if (object->IsA() == AliESDEvent::Class()) FillVarESDEvent(static_cast<const AliESDEvent*>(object), values);
495 else if (object->IsA() == AliAODEvent::Class()) FillVarAODEvent(static_cast<const AliAODEvent*>(object), values);
496 else if (object->IsA() == AliMCEvent::Class()) FillVarMCEvent(static_cast<const AliMCEvent*>(object), values);
5720c765 497 else if (object->IsA() == AliEventplane::Class()) FillVarTPCEventPlane(static_cast<const AliEventplane*>(object), values);
1201a1a9 498// else printf(Form("AliDielectronVarManager::Fill: Type %s is not supported by AliDielectronVarManager!", object->ClassName())); //TODO: implement without object needed
b2a297fa 499}
500
501inline void AliDielectronVarManager::FillVarVParticle(const AliVParticle *particle, Double_t * const values)
502{
503 //
504 // Fill track information available in AliVParticle into an array
505 //
506 values[AliDielectronVarManager::kPx] = particle->Px();
507 values[AliDielectronVarManager::kPy] = particle->Py();
508 values[AliDielectronVarManager::kPz] = particle->Pz();
509 values[AliDielectronVarManager::kPt] = particle->Pt();
510 values[AliDielectronVarManager::kP] = particle->P();
511
512 values[AliDielectronVarManager::kXv] = particle->Xv();
513 values[AliDielectronVarManager::kYv] = particle->Yv();
514 values[AliDielectronVarManager::kZv] = particle->Zv();
515
ba15fdfb 516 values[AliDielectronVarManager::kOneOverPt] = (particle->Pt()>1.0e-3 ? particle->OneOverPt() : 0.0);
b2a297fa 517 values[AliDielectronVarManager::kPhi] = particle->Phi();
518 values[AliDielectronVarManager::kTheta] = particle->Theta();
519 values[AliDielectronVarManager::kEta] = particle->Eta();
520 values[AliDielectronVarManager::kY] = particle->Y();
8df8e382 521
b2a297fa 522 values[AliDielectronVarManager::kE] = particle->E();
523 values[AliDielectronVarManager::kM] = particle->M();
524 values[AliDielectronVarManager::kCharge] = particle->Charge();
2a14a7b1 525
526 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
527
ba15fdfb 528// if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
529 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
530 values[i]=fgData[i];
b2a297fa 531}
532
533inline void AliDielectronVarManager::FillVarESDtrack(const AliESDtrack *particle, Double_t * const values)
534{
535 //
536 // Fill track information available for histogramming into an array
537 //
538
539 // Fill common AliVParticle interface information
540 FillVarVParticle(particle, values);
541
5720c765 542 AliESDtrack *esdTrack=0x0;
543 Double_t origdEdx=particle->GetTPCsignal();
544
545 // apply ETa correction, remove once this is in the tender
d327d9cd 546 esdTrack=const_cast<AliESDtrack*>(particle);
9395992d 547 if (!esdTrack) return;
d327d9cd 548 esdTrack->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(esdTrack)/AliDielectronPID::GetCorrValdEdx(),esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
5720c765 549
8df8e382 550 Double_t pidProbs[AliPID::kSPECIES];
b2a297fa 551 // Fill AliESDtrack interface specific information
164bfb53 552 Double_t tpcNcls=particle->GetTPCNcls();
5720c765 553 Double_t tpcNclsS = particle->GetTPCnclsS();
554 Double_t itsNcls=particle->GetNcls(0);
ba15fdfb 555 Double_t tpcSignalN=particle->GetTPCsignalN();
9afa0f7e 556 Double_t tpcClusFindable=particle->GetTPCNclsF();
5720c765 557 values[AliDielectronVarManager::kNclsITS] = itsNcls; // TODO: get rid of the plain numbers
61d106d3 558 values[AliDielectronVarManager::kNclsTPC] = tpcNcls; // TODO: get rid of the plain numbers
5720c765 559 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
560 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
ffbede40 561 values[AliDielectronVarManager::kNclsTPCiter1] = particle->GetTPCNclsIter1(); // TODO: get rid of the plain numbers
9afa0f7e 562 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
563 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
564 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
565 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
ba15fdfb 566 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
567 values[AliDielectronVarManager::kTPCsignalNfrac]= tpcNcls>0?tpcSignalN/tpcNcls:0;
b2a297fa 568 values[AliDielectronVarManager::kNclsTRD] = particle->GetNcls(2); // TODO: get rid of the plain numbers
569 values[AliDielectronVarManager::kTRDntracklets] = particle->GetTRDntracklets(); // TODO: GetTRDtracklets/GetTRDntracklets?
e4339752 570 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
67fd1119 571 values[AliDielectronVarManager::kTRDchi2] = particle->GetTRDchi2();
35363fb9 572 values[AliDielectronVarManager::kTRDsignal] = particle->GetTRDsignal();
5720c765 573 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
29091f0d 574 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
575 const UChar_t threshold = 5;
576 TBits tpcClusterMap = particle->GetTPCClusterMap();
577 UChar_t n=0; UChar_t j=0;
578 for(UChar_t i=0; i<8; ++i) {
579 n=0;
580 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
581 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
582 }
61d106d3 583 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
07480df6 584 values[AliDielectronVarManager::kFilterBit] = 0;
61d106d3 585
586 values[AliDielectronVarManager::kTPCchi2Cl] = -1;
587 if (tpcNcls>0) values[AliDielectronVarManager::kTPCchi2Cl] = particle->GetTPCchi2() / tpcNcls;
5720c765 588 values[AliDielectronVarManager::kITSchi2Cl] = -1;
589 if (itsNcls>0) values[AliDielectronVarManager::kITSchi2Cl] = particle->GetITSchi2() / itsNcls;
8df8e382 590 //TRD pidProbs
591 particle->GetTRDpid(pidProbs);
592 values[AliDielectronVarManager::kTRDprobEle] = pidProbs[AliPID::kElectron];
593 values[AliDielectronVarManager::kTRDprobPio] = pidProbs[AliPID::kPion];
ffbede40 594
88e9bae6 595 values[AliDielectronVarManager::kV0Index0] = particle->GetV0Index(0);
ffbede40 596 values[AliDielectronVarManager::kKinkIndex0] = particle->GetKinkIndex(0);
8df8e382 597
b2a297fa 598 Float_t impactParXY, impactParZ;
599 particle->GetImpactParameters(impactParXY, impactParZ);
600 values[AliDielectronVarManager::kImpactParXY] = impactParXY;
601 values[AliDielectronVarManager::kImpactParZ] = impactParZ;
602
8df8e382 603
ba15fdfb 604 values[AliDielectronVarManager::kPdgCode]=-1;
605 values[AliDielectronVarManager::kPdgCodeMother]=-1;
606 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1bb1fef1 607 values[AliDielectronVarManager::kHasCocktailMother]=0;
608 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
ba15fdfb 609
8df8e382 610 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
611
612 AliDielectronMC *mc=AliDielectronMC::Instance();
613
614 if (mc->HasMC()){
1bb1fef1 615 if (mc->GetMCTrack(particle)) {
ba15fdfb 616 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
1bb1fef1 617 Int_t trkLbl = mc->GetMCTrack(particle)->GetLabel();
618 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
619 }
ba15fdfb 620 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
621 if (motherMC){
622 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1bb1fef1 623 Int_t motherLbl = motherMC->GetLabel();
624 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
ba15fdfb 625
626 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
627 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
628 }
629
8df8e382 630 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
631 } //if(mc->HasMC())
632
633
634
635 values[AliDielectronVarManager::kITSsignal] = particle->GetITSsignal();
636
637 Double_t itsdEdx[4];
638 particle->GetITSdEdxSamples(itsdEdx);
639
640 values[AliDielectronVarManager::kITSsignalSSD1] = itsdEdx[0];
641 values[AliDielectronVarManager::kITSsignalSSD2] = itsdEdx[1];
642 values[AliDielectronVarManager::kITSsignalSDD1] = itsdEdx[2];
643 values[AliDielectronVarManager::kITSsignalSDD2] = itsdEdx[3];
3505bfad 644 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
5720c765 645 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
646
647 for (Int_t iC=0; iC<6; iC++) {
648 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
649 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
650 break;
651 }
652 }
653
3505bfad 654
b2a297fa 655 values[AliDielectronVarManager::kTrackLength] = particle->GetIntegratedLength();
b2a297fa 656 //dEdx information
657 Double_t mom = particle->GetP();
658 const AliExternalTrackParam *in=particle->GetInnerParam();
5720c765 659 Double_t ysignedIn=-100;
660 if (in) {
661 mom = in->GetP();
662 ysignedIn=particle->Charge()*in->GetY();
663 }
b2a297fa 664 values[AliDielectronVarManager::kPIn]=mom;
5720c765 665 values[AliDielectronVarManager::kYsignedIn]=ysignedIn;
666 const AliExternalTrackParam *out=particle->GetOuterParam();
667 if(out) values[AliDielectronVarManager::kPOut] = out->GetP();
668 else values[AliDielectronVarManager::kPOut] = mom;
669 if(out && fgEvent) {
670 Double_t localCoord[3]={0.0};
671 Bool_t localCoordGood = out->GetXYZAt(298.0, ((AliESDEvent*)fgEvent)->GetMagneticField(), localCoord);
672 values[AliDielectronVarManager::kTRDphi] = (localCoordGood && TMath::Abs(localCoord[0])>1.0e-6 && TMath::Abs(localCoord[1])>1.0e-6 ? TMath::ATan2(localCoord[1], localCoord[0]) : -999.);
673 }
674 if(mc->HasMC() && fgTRDpidEff[0][0]) {
675 Int_t runNo = (fgEvent ? fgEvent->GetRunNumber() : -1);
676 Float_t centrality=-1.0;
677 AliCentrality *esdCentrality = (fgEvent ? fgEvent->GetCentrality() : 0x0);
678 if(esdCentrality) centrality = esdCentrality->GetCentralityPercentile("V0M");
679 Double_t effErr=0.0;
680 values[kTRDpidEffLeg] = GetTRDpidEfficiency(runNo, centrality, values[AliDielectronVarManager::kEta],
681 values[AliDielectronVarManager::kTRDphi],
682 values[AliDielectronVarManager::kPOut], effErr);
683 }
b2a297fa 684 values[AliDielectronVarManager::kTPCsignal]=particle->GetTPCsignal();
ba15fdfb 685
686 values[AliDielectronVarManager::kTOFsignal]=particle->GetTOFsignal();
687
688 Double_t l = particle->GetIntegratedLength(); // cm
689 Double_t t = particle->GetTOFsignal();
690 Double_t t0 = fgPIDResponse->GetTOFResponse().GetTimeZero(); // ps
691
692 if( (l < 360. || l > 800.) || (t <= 0.) || (t0 >999990.0) ) {
693 values[AliDielectronVarManager::kTOFbeta]=0.0;
694 }
695 else {
696 t -= t0; // subtract the T0
697 l *= 0.01; // cm ->m
698 t *= 1e-12; //ps -> s
699
700 Double_t v = l / t;
701 Float_t beta = v / TMath::C();
702 values[AliDielectronVarManager::kTOFbeta]=beta;
703 }
5720c765 704 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
b2ad74d0 705
706 values[AliDielectronVarManager::kTOFmismProb] = fgPIDResponse->GetTOFMismatchProbability(particle);
ba15fdfb 707
6551594b 708 // nsigma to Electron band
709 // TODO: for the moment we set the bethe bloch parameters manually
710 // this should be changed in future!
2d00c7d3 711 values[AliDielectronVarManager::kTPCnSigmaEleRaw]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
61749cc7 712 values[AliDielectronVarManager::kTPCnSigmaEle]=(fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCorrVal()-AliDielectronPID::GetCntrdCorr(particle)) / AliDielectronPID::GetWdthCorr(particle);
2d00c7d3 713
ba15fdfb 714 values[AliDielectronVarManager::kTPCnSigmaPio]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
715 values[AliDielectronVarManager::kTPCnSigmaMuo]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
716 values[AliDielectronVarManager::kTPCnSigmaKao]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
717 values[AliDielectronVarManager::kTPCnSigmaPro]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
718
719 values[AliDielectronVarManager::kITSnSigmaEle]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kElectron);
720 values[AliDielectronVarManager::kITSnSigmaPio]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kPion);
721 values[AliDielectronVarManager::kITSnSigmaMuo]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kMuon);
722 values[AliDielectronVarManager::kITSnSigmaKao]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kKaon);
723 values[AliDielectronVarManager::kITSnSigmaPro]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kProton);
724
725 values[AliDielectronVarManager::kTOFnSigmaEle]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
726 values[AliDielectronVarManager::kTOFnSigmaPio]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
727 values[AliDielectronVarManager::kTOFnSigmaMuo]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
728 values[AliDielectronVarManager::kTOFnSigmaKao]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
729 values[AliDielectronVarManager::kTOFnSigmaPro]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
5720c765 730
a823f01b 731 //EMCAL PID information
732 Double_t eop=0;
733 Double_t showershape[4]={0.,0.,0.,0.};
734// values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
735 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
736 values[AliDielectronVarManager::kEMCALEoverP] = eop;
88204efa 737 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
a823f01b 738 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
739 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
740 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
741 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
833da63d 742
d4619886 743 values[AliDielectronVarManager::kLegEff] = GetSingleLegEff(values);
744 values[AliDielectronVarManager::kOneOverLegEff] = (values[AliDielectronVarManager::kLegEff]>0.0 ? 1./values[AliDielectronVarManager::kLegEff] : 0.0);
5720c765 745 //restore TPC signal if it was changed
746 if (esdTrack) esdTrack->SetTPCsignal(origdEdx,esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
b2a297fa 747}
748
749inline void AliDielectronVarManager::FillVarAODTrack(const AliAODTrack *particle, Double_t * const values)
750{
751 //
752 // Fill track information available for histogramming into an array
753 //
754
755 // Fill common AliVParticle interface information
756 FillVarVParticle(particle, values);
ba15fdfb 757 Double_t tpcNcls=particle->GetTPCNcls();
5720c765 758
759 //GetNclsS not present in AODtrack
760 //Replace with method as soon as available
761 TBits tpcSharedMap = particle->GetTPCSharedMap();
762 Double_t tpcNclsS= tpcSharedMap.CountBits(0)-tpcSharedMap.CountBits(159);
9afa0f7e 763 Double_t tpcClusFindable=particle->GetTPCNclsF();
764
572b0139 765 // Reset AliESDtrack interface specific information
1762f182 766 values[AliDielectronVarManager::kNclsITS] = particle->GetITSNcls();
5720c765 767 values[AliDielectronVarManager::kITSchi2Cl] = -1;
ba15fdfb 768 values[AliDielectronVarManager::kNclsTPC] = tpcNcls;
e4339752 769 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
770 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
ba15fdfb 771 values[AliDielectronVarManager::kNclsTPCiter1] = tpcNcls; // not really available in AOD
9afa0f7e 772 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
773 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
774 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
775 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
572b0139 776 values[AliDielectronVarManager::kNclsTRD] = 0;
777 values[AliDielectronVarManager::kTRDntracklets] = 0;
b863bc83 778 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
779 values[AliDielectronVarManager::kTRDchi2] = (particle->GetTRDntrackletsPID()!=0.?particle->GetTRDchi2():-1);
35363fb9 780 values[AliDielectronVarManager::kTRDsignal] = particle->GetTRDsignal();
1ca9f651 781 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
782 const UChar_t threshold = 5;
783 TBits tpcClusterMap = particle->GetTPCClusterMap();
784 UChar_t n=0; UChar_t j=0;
785 for(UChar_t i=0; i<8; ++i) {
786 n=0;
787 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
788 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
789 }
790
07480df6 791 values[AliDielectronVarManager::kTPCchi2Cl] = (tpcNcls>0)?particle->Chi2perNDF()*(tpcNcls-5)/tpcNcls:-1.; // it is stored as normalized to tpcNcls-5 (see AliAnalysisTaskESDfilter)
61d106d3 792 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
07480df6 793 values[AliDielectronVarManager::kFilterBit] = (Double_t)particle->GetFilterMap();
794
8df8e382 795 //TRD pidProbs
796 //TODO: set correctly
797 values[AliDielectronVarManager::kTRDprobEle] = 0;
798 values[AliDielectronVarManager::kTRDprobPio] = 0;
67fd1119 799
2a14a7b1 800 values[AliDielectronVarManager::kTPCsignalN] = 0;
ba15fdfb 801 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
b863bc83 802
2a14a7b1 803 // Fill AliAODTrack interface information
804 //
0c09cae4 805 Int_t v0Index=-1;
806 Int_t kinkIndex=-1;
0c09cae4 807 if (particle->GetProdVertex()) {
0c09cae4 808 v0Index = particle->GetProdVertex()->GetType()==AliAODVertex::kV0 ? 1 : 0;
809 kinkIndex = particle->GetProdVertex()->GetType()==AliAODVertex::kKink ? 1 : 0;
810 }
811 values[AliDielectronVarManager::kV0Index0] = v0Index;
812 values[AliDielectronVarManager::kKinkIndex0] = kinkIndex;
a823f01b 813
2a14a7b1 814 Double_t d0z0[2];
815 GetDCA(particle, d0z0);
816 values[AliDielectronVarManager::kImpactParXY] = d0z0[0];
817 values[AliDielectronVarManager::kImpactParZ] = d0z0[1];
572b0139 818
0c09cae4 819 values[AliDielectronVarManager::kPIn] = 0.;
820 values[AliDielectronVarManager::kTPCsignal] = 0.;
821 values[AliDielectronVarManager::kTPCsignalN] = -1.;
822 values[AliDielectronVarManager::kTPCsignalNfrac] = -1.;
823 values[AliDielectronVarManager::kTPCclsDiff] = -999.;
ba15fdfb 824
825 values[AliDielectronVarManager::kTOFsignal]=0;
29091f0d 826 //values[AliDielectronVarManager::kTOFbeta]=0;
572b0139 827
2d00c7d3 828 values[AliDielectronVarManager::kTPCnSigmaEleRaw]=0;
572b0139 829 values[AliDielectronVarManager::kTPCnSigmaEle]=0;
830 values[AliDielectronVarManager::kTPCnSigmaPio]=0;
831 values[AliDielectronVarManager::kTPCnSigmaMuo]=0;
832 values[AliDielectronVarManager::kTPCnSigmaKao]=0;
833 values[AliDielectronVarManager::kTPCnSigmaPro]=0;
b2a297fa 834
0c09cae4 835 values[AliDielectronVarManager::kTOFnSigmaEle]=0;
836 values[AliDielectronVarManager::kTOFnSigmaPio]=0;
837 values[AliDielectronVarManager::kTOFnSigmaMuo]=0;
838 values[AliDielectronVarManager::kTOFnSigmaKao]=0;
839 values[AliDielectronVarManager::kTOFnSigmaPro]=0;
840
3505bfad 841 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
e4339752 842 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
843 for (Int_t iC=0; iC<6; iC++) {
844 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
845 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
846 break;
847 }
848 }
849
0c09cae4 850 AliAODPid *pid=const_cast<AliAODPid*>(particle->GetDetPid());
b863bc83 851 if (pid) {
0c09cae4 852 Double_t origdEdx=pid->GetTPCsignal();
853 //overwrite signal
854 pid->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(particle)/AliDielectronPID::GetCorrValdEdx());
855
572b0139 856 Double_t mom =pid->GetTPCmomentum();
ba15fdfb 857 Double_t tpcSignalN=pid->GetTPCsignalN();
0c09cae4 858 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
859 values[AliDielectronVarManager::kTPCsignalNfrac] = tpcNcls>0?tpcSignalN/tpcNcls:0;
860 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
61749cc7 861 Double_t tpcNsigmaEle=(fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCntrdCorr(particle))/AliDielectronPID::GetWdthCorr(particle);
ba15fdfb 862 Double_t tpcNsigmaPio=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
863 Double_t tpcNsigmaMuo=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
864 Double_t tpcNsigmaKao=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
865 Double_t tpcNsigmaPro=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
572b0139 866
164bfb53 867 values[AliDielectronVarManager::kPIn]=mom;
572b0139 868 values[AliDielectronVarManager::kTPCsignal]=pid->GetTPCsignal();
2d00c7d3 869 values[AliDielectronVarManager::kTPCnSigmaEleRaw]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
572b0139 870 values[AliDielectronVarManager::kTPCnSigmaEle]=tpcNsigmaEle;
871 values[AliDielectronVarManager::kTPCnSigmaPio]=tpcNsigmaPio;
872 values[AliDielectronVarManager::kTPCnSigmaMuo]=tpcNsigmaMuo;
873 values[AliDielectronVarManager::kTPCnSigmaKao]=tpcNsigmaKao;
874 values[AliDielectronVarManager::kTPCnSigmaPro]=tpcNsigmaPro;
875
e4339752 876 Double_t prob[AliPID::kSPECIES];
877 fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob);
35363fb9 878 values[AliDielectronVarManager::kTRDprobEle] = prob[AliPID::kElectron];
879 values[AliDielectronVarManager::kTRDprobPio] = prob[AliPID::kPion];
880 // fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob, AliTRDPIDResponse::kLQ2D);
881 values[AliDielectronVarManager::kTRDprob2DEle] = prob[AliPID::kElectron];
882 values[AliDielectronVarManager::kTRDprob2DPio] = prob[AliPID::kPion];
e4339752 883
884 values[AliDielectronVarManager::kTOFsignal]=pid->GetTOFsignal();
29091f0d 885 Double32_t expt[5];
886 particle->GetIntegratedTimes(expt); // ps
887 Double_t l = TMath::C()* expt[0]*1e-12; // m
888 Double_t t = pid->GetTOFsignal(); // ps start time subtracted (until v5-02-Rev09)
889 AliTOFHeader* tofH=0x0; // from v5-02-Rev10 on subtract the start time
890 if(fgEvent) tofH = (AliTOFHeader*)fgEvent->GetTOFHeader();
891 if(tofH) t -= fgPIDResponse->GetTOFResponse().GetStartTime(particle->P()); // ps
892
893 if( (l < 360.e-2 || l > 800.e-2) || (t <= 0.) ) {
894 values[AliDielectronVarManager::kTOFbeta] =0;
895 }
896 else {
897 t *= 1e-12; //ps -> s
898
899 Double_t v = l / t;
900 Float_t beta = v / TMath::C();
901 values[AliDielectronVarManager::kTOFbeta]=beta;
902 }
5720c765 903
904 Double_t tofNsigmaEle=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
905 Double_t tofNsigmaPio=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
906 Double_t tofNsigmaMuo=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
907 Double_t tofNsigmaKao=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
908 Double_t tofNsigmaPro=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
909
910 values[AliDielectronVarManager::kTOFnSigmaEle]=tofNsigmaEle;
911 values[AliDielectronVarManager::kTOFnSigmaPio]=tofNsigmaPio;
912 values[AliDielectronVarManager::kTOFnSigmaMuo]=tofNsigmaMuo;
913 values[AliDielectronVarManager::kTOFnSigmaKao]=tofNsigmaKao;
914 values[AliDielectronVarManager::kTOFnSigmaPro]=tofNsigmaPro;
b2ad74d0 915
61749cc7 916 values[AliDielectronVarManager::kTOFmismProb] = fgPIDResponse->GetTOFMismatchProbability(particle);
b2ad74d0 917
61749cc7 918 pid->SetTPCsignal(origdEdx);
572b0139 919 }
ba15fdfb 920
a823f01b 921 //EMCAL PID information
922 Double_t eop=0;
923 Double_t showershape[4]={0.,0.,0.,0.};
924// values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
925 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
926 values[AliDielectronVarManager::kEMCALEoverP] = eop;
88204efa 927 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
a823f01b 928 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
929 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
930 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
931 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
932
ba15fdfb 933 values[AliDielectronVarManager::kPdgCode]=-1;
934 values[AliDielectronVarManager::kPdgCodeMother]=-1;
935 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1bb1fef1 936 values[AliDielectronVarManager::kHasCocktailMother]=0;
937 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
938
07480df6 939 values[AliDielectronVarManager::kNumberOfDaughters]=-1;
ba15fdfb 940
941 AliDielectronMC *mc=AliDielectronMC::Instance();
942
943 if (mc->HasMC()){
1bb1fef1 944 if (mc->GetMCTrack(particle)) {
ba15fdfb 945 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
1bb1fef1 946 Int_t trkLbl = mc->GetMCTrack(particle)->GetLabel();
947 // printf("trklbl %d for %p->%p \n",trkLbl,particle,mc->GetMCTrack(particle));
948 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
949 }
ba15fdfb 950 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
951 if (motherMC){
952 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1bb1fef1 953 Int_t motherLbl = motherMC->GetLabel();
954 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
955
ba15fdfb 956 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
957 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
958 }
959
960 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
961 } //if(mc->HasMC())
962
5720c765 963 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
833da63d 964 values[AliDielectronVarManager::kLegEff] = GetSingleLegEff(values);
d4619886 965 values[AliDielectronVarManager::kOneOverLegEff] = (values[AliDielectronVarManager::kLegEff]>0.0 ? 1./values[AliDielectronVarManager::kLegEff] : 0.0);
966
b2a297fa 967}
968
969inline void AliDielectronVarManager::FillVarMCParticle(const AliMCParticle *particle, Double_t * const values)
970{
971 //
972 // Fill track information available for histogramming into an array
973 //
974
554e40f8 975 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 976 values[AliDielectronVarManager::kITSchi2Cl] = 0;
554e40f8 977 values[AliDielectronVarManager::kNclsTPC] = 0;
07480df6 978 values[AliDielectronVarManager::kNclsSTPC] = 0;
979 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
554e40f8 980 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
981 values[AliDielectronVarManager::kNFclsTPC] = 0;
fb7d2d99 982 values[AliDielectronVarManager::kNFclsTPCr] = 0;
983 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
554e40f8 984 values[AliDielectronVarManager::kNclsTRD] = 0;
985 values[AliDielectronVarManager::kTRDntracklets] = 0;
986 values[AliDielectronVarManager::kTRDpidQuality] = 0;
987 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
988 values[AliDielectronVarManager::kTrackStatus] = 0;
07480df6 989 values[AliDielectronVarManager::kFilterBit] = 0;
554e40f8 990 values[AliDielectronVarManager::kTRDprobEle] = 0;
991 values[AliDielectronVarManager::kTRDprobPio] = 0;
992 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 993 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 994 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
554e40f8 995 values[AliDielectronVarManager::kImpactParXY] = 0;
996 values[AliDielectronVarManager::kImpactParZ] = 0;
997 values[AliDielectronVarManager::kPIn] = 0;
5720c765 998 values[AliDielectronVarManager::kYsignedIn] = 0;
554e40f8 999 values[AliDielectronVarManager::kTPCsignal] = 0;
ba15fdfb 1000 values[AliDielectronVarManager::kTOFsignal] = 0;
1001 values[AliDielectronVarManager::kTOFbeta] = 0;
2d00c7d3 1002 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
554e40f8 1003 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1004 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1005 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1006 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1007 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1008 values[AliDielectronVarManager::kITSclusterMap] = 0;
1009
ba15fdfb 1010 values[AliDielectronVarManager::kPdgCode] = -1;
1011 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1012 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1bb1fef1 1013 values[AliDielectronVarManager::kHasCocktailMother]=0;
1014 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1015
b2a297fa 1016 // Fill common AliVParticle interface information
1017 FillVarVParticle(particle, values);
8df8e382 1018
1019 AliDielectronMC *mc=AliDielectronMC::Instance();
1020
b2a297fa 1021 // Fill AliMCParticle interface specific information
1022 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1bb1fef1 1023 Int_t trkLbl = particle->GetLabel();
1024 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
8df8e382 1025
ba15fdfb 1026 AliMCParticle *motherMC = mc->GetMCTrackMother(particle);
1027 if (motherMC){
1028 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1bb1fef1 1029 Int_t motherLbl = motherMC->GetLabel();
1030 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
1031
ba15fdfb 1032 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
1033 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
1034 }
1035
fb7d2d99 1036 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
8df8e382 1037 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
b2a297fa 1038}
1039
ba15fdfb 1040
1041inline void AliDielectronVarManager::FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values) {
1042 //
1043 // fill 2 track information starting from MC legs
1044 //
1045
1046 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 1047 values[AliDielectronVarManager::kITSchi2Cl] = -1;
ba15fdfb 1048 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 1049 values[AliDielectronVarManager::kNclsSTPC] = 0;
1050 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
ba15fdfb 1051 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1052 values[AliDielectronVarManager::kNFclsTPC] = 0;
1053 values[AliDielectronVarManager::kNFclsTPCr] = 0;
1054 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
1055 values[AliDielectronVarManager::kNclsTRD] = 0;
1056 values[AliDielectronVarManager::kTRDntracklets] = 0;
1057 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1058 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1059 values[AliDielectronVarManager::kTrackStatus] = 0;
07480df6 1060 values[AliDielectronVarManager::kFilterBit] = 0;
ba15fdfb 1061 values[AliDielectronVarManager::kTRDprobEle] = 0;
1062 values[AliDielectronVarManager::kTRDprobPio] = 0;
1063 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 1064 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 1065 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
1066 values[AliDielectronVarManager::kImpactParXY] = 0;
1067 values[AliDielectronVarManager::kImpactParZ] = 0;
1068 values[AliDielectronVarManager::kPIn] = 0;
5720c765 1069 values[AliDielectronVarManager::kYsignedIn] = 0;
ba15fdfb 1070 values[AliDielectronVarManager::kTPCsignal] = 0;
2d00c7d3 1071 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
ba15fdfb 1072 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1073 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1074 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1075 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1076 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1077 values[AliDielectronVarManager::kITSclusterMap] = 0;
1078
1079 values[AliDielectronVarManager::kPdgCode] = 0;
1080 values[AliDielectronVarManager::kPdgCodeMother] = 0;
1bb1fef1 1081 values[AliDielectronVarManager::kHasCocktailMother]=0;
ba15fdfb 1082
1083 AliDielectronMC *mc=AliDielectronMC::Instance();
1084 AliVParticle* mother=0x0;
1085 Int_t mLabel1 = mc->GetMothersLabel(p1->GetLabel());
1086 Int_t mLabel2 = mc->GetMothersLabel(p2->GetLabel());
1087 if(mLabel1==mLabel2)
1088 mother = mc->GetMCTrackFromMCEvent(mLabel1);
5720c765 1089
1090 values[AliDielectronVarManager::kPseudoProperTime] = -2e10;
1091 if(mother) { // same mother
ba15fdfb 1092 FillVarVParticle(mother, values);
4533e78e 1093 Double_t vtxX, vtxY, vtxZ;
1094 mc->GetPrimaryVertex(vtxX,vtxY,vtxZ);
1095 Double_t lxy = ((mother->Xv()- vtxX) * mother->Px() +
1096 (mother->Yv()- vtxY) * mother->Py() )/mother->Pt();
5720c765 1097 values[AliDielectronVarManager::kPseudoProperTime] = lxy*(TDatabasePDG::Instance()->GetParticle(443)->Mass())/mother->Pt();
1098 }
213ceb97 1099 // AliVParticle part
1100 values[AliDielectronVarManager::kPx] = p1->Px()+p2->Px();
1101 values[AliDielectronVarManager::kPy] = p1->Py()+p2->Py();
1102 values[AliDielectronVarManager::kPz] = p1->Pz()+p2->Pz();
1103 values[AliDielectronVarManager::kPt] = TMath::Sqrt(values[AliDielectronVarManager::kPx]*
1104 values[AliDielectronVarManager::kPx]+
1105 values[AliDielectronVarManager::kPy]*
1106 values[AliDielectronVarManager::kPy]);
1107 values[AliDielectronVarManager::kP] = TMath::Sqrt(values[AliDielectronVarManager::kPt]*
1108 values[AliDielectronVarManager::kPt]+
1109 values[AliDielectronVarManager::kPz]*
1110 values[AliDielectronVarManager::kPz]);
ba15fdfb 1111
213ceb97 1112 values[AliDielectronVarManager::kXv] = 0;
1113 values[AliDielectronVarManager::kYv] = 0;
1114 values[AliDielectronVarManager::kZv] = 0;
ba15fdfb 1115
213ceb97 1116 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>1.0e-6 ? 1.0/values[AliDielectronVarManager::kPt] : 0.0);
1117 values[AliDielectronVarManager::kPhi] = TMath::ATan2(values[AliDielectronVarManager::kPy],values[AliDielectronVarManager::kPx]);
1118 values[AliDielectronVarManager::kTheta] = TMath::ATan2(values[AliDielectronVarManager::kPt],values[AliDielectronVarManager::kPz]);
1119 values[AliDielectronVarManager::kEta] = ((values[AliDielectronVarManager::kP]-values[AliDielectronVarManager::kPz])>1.0e-6 && (values[AliDielectronVarManager::kP]+values[AliDielectronVarManager::kPz])>1.0e-6 ? 0.5*TMath::Log((values[AliDielectronVarManager::kP]+values[AliDielectronVarManager::kPz])/(values[AliDielectronVarManager::kP]-values[AliDielectronVarManager::kPz])) : -9999.);
1120 values[AliDielectronVarManager::kE] = p1->E()+p2->E();
1121 values[AliDielectronVarManager::kY] = ((values[AliDielectronVarManager::kE]-values[AliDielectronVarManager::kPz])>1.0e-6 && (values[AliDielectronVarManager::kE]+values[AliDielectronVarManager::kPz])>1.0e-6 ? 0.5*TMath::Log((values[AliDielectronVarManager::kE]+values[AliDielectronVarManager::kPz])/(values[AliDielectronVarManager::kE]-values[AliDielectronVarManager::kPz])) : -9999.);
1122 values[AliDielectronVarManager::kCharge] = p1->Charge()+p2->Charge();
1123
88e9bae6 1124 values[AliDielectronVarManager::kM] = p1->M()*p1->M()+p2->M()*p2->M()+
1125 2.0*(p1->E()*p2->E()-p1->Px()*p2->Px()-p1->Py()*p2->Py()-p1->Pz()*p2->Pz());
1126 values[AliDielectronVarManager::kM] = (values[AliDielectronVarManager::kM]>1.0e-8 ? TMath::Sqrt(values[AliDielectronVarManager::kM]) : -1.0);
ba15fdfb 1127
213ceb97 1128 if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
a823f01b 1129
5720c765 1130 values[AliDielectronVarManager::kThetaHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kTRUE);
1131 values[AliDielectronVarManager::kPhiHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kFALSE);
1762f182 1132 values[AliDielectronVarManager::kThetaSqHE] = values[AliDielectronVarManager::kThetaHE] * values[AliDielectronVarManager::kThetaHE];
5720c765 1133 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2*values[AliDielectronVarManager::kPhiHE]);
1134 values[AliDielectronVarManager::kThetaCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kTRUE);
1135 values[AliDielectronVarManager::kPhiCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kFALSE);
1762f182 1136 values[AliDielectronVarManager::kThetaSqCS] = values[AliDielectronVarManager::kThetaCS] * values[AliDielectronVarManager::kThetaCS];
5720c765 1137 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2*values[AliDielectronVarManager::kPhiCS]);
8d7a07b9 1138 values[AliDielectronVarManager::kCosTilPhiHE] = (values[AliDielectronVarManager::kThetaHE]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-3*TMath::Pi()/4.));
1139 values[AliDielectronVarManager::kCosTilPhiCS] = (values[AliDielectronVarManager::kThetaCS]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-3*TMath::Pi()/4.));
ba15fdfb 1140}
1141
1142
b2a297fa 1143inline void AliDielectronVarManager::FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values)
1144{
1145 //
1146 // Fill track information available for histogramming into an array
1147 //
1148
554e40f8 1149 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 1150 values[AliDielectronVarManager::kITSchi2Cl] = -1;
554e40f8 1151 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 1152 values[AliDielectronVarManager::kNclsSTPC] = 0;
1153 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
554e40f8 1154 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1155 values[AliDielectronVarManager::kNFclsTPC] = 0;
1156 values[AliDielectronVarManager::kNclsTRD] = 0;
1157 values[AliDielectronVarManager::kTRDntracklets] = 0;
1158 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1159 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1160 values[AliDielectronVarManager::kTrackStatus] = 0;
07480df6 1161 values[AliDielectronVarManager::kFilterBit] = 0;
554e40f8 1162 values[AliDielectronVarManager::kTRDprobEle] = 0;
1163 values[AliDielectronVarManager::kTRDprobPio] = 0;
1164 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 1165 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 1166 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
554e40f8 1167 values[AliDielectronVarManager::kImpactParXY] = 0;
1168 values[AliDielectronVarManager::kImpactParZ] = 0;
1169 values[AliDielectronVarManager::kPIn] = 0;
5720c765 1170 values[AliDielectronVarManager::kYsignedIn] = 0;
554e40f8 1171 values[AliDielectronVarManager::kTPCsignal] = 0;
2d00c7d3 1172 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
554e40f8 1173 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1174 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1175 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1176 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1177 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1178 values[AliDielectronVarManager::kITSclusterMap] = 0;
1179
ba15fdfb 1180 values[AliDielectronVarManager::kPdgCode] = -1;
1181 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1182 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1bb1fef1 1183 values[AliDielectronVarManager::kHasCocktailMother]=0;
1184 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1185
b2a297fa 1186 // Fill common AliVParticle interface information
1187 FillVarVParticle(particle, values);
554e40f8 1188
8df8e382 1189 AliDielectronMC *mc=AliDielectronMC::Instance();
1190
1191
b2a297fa 1192 // Fill AliAODMCParticle interface specific information
8df8e382 1193 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1bb1fef1 1194 Int_t trkLbl = particle->GetLabel();
1195 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
8df8e382 1196
ba15fdfb 1197 AliAODMCParticle *motherMC = mc->GetMCTrackMother(particle);
1198 if (motherMC){
1199 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1bb1fef1 1200 Int_t motherLbl = motherMC->GetLabel();
1201 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
1202
ba15fdfb 1203 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
1204 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
1205 }
1206
1207
fb7d2d99 1208 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
8df8e382 1209
1210 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
b2a297fa 1211}
1212
1213inline void AliDielectronVarManager::FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values)
1214{
1215 //
1216 // Fill pair information available for histogramming into an array
1217 //
2a14a7b1 1218
ba15fdfb 1219 values[AliDielectronVarManager::kPdgCode]=-1;
1220 values[AliDielectronVarManager::kPdgCodeMother]=-1;
1221 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1bb1fef1 1222 values[AliDielectronVarManager::kHasCocktailMother]=0;
1223 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
08b801a6 1224
1225 Double_t errPseudoProperTime2 = -1;
b2a297fa 1226 // Fill common AliVParticle interface information
1227 FillVarVParticle(pair, values);
1228
1229 // Fill AliDielectronPair specific information
1230 const AliKFParticle &kfPair = pair->GetKFParticle();
61d106d3 1231
1232 Double_t thetaHE=0;
1233 Double_t phiHE=0;
1234 Double_t thetaCS=0;
1235 Double_t phiCS=0;
1236
1237 pair->GetThetaPhiCM(thetaHE,phiHE,thetaCS,phiCS);
5720c765 1238
b2a297fa 1239 values[AliDielectronVarManager::kChi2NDF] = kfPair.GetChi2()/kfPair.GetNDF();
1240 values[AliDielectronVarManager::kDecayLength] = kfPair.GetDecayLength();
1241 values[AliDielectronVarManager::kR] = kfPair.GetR();
1242 values[AliDielectronVarManager::kOpeningAngle] = pair->OpeningAngle();
2e02dba4 1243 values[AliDielectronVarManager::kCosPointingAngle] = fgEvent ? pair->GetCosPointingAngle(fgEvent->GetPrimaryVertex()) : -1;
61d106d3 1244 values[AliDielectronVarManager::kThetaHE] = thetaHE;
1245 values[AliDielectronVarManager::kPhiHE] = phiHE;
1762f182 1246 values[AliDielectronVarManager::kThetaSqHE] = thetaHE * thetaHE;
5720c765 1247 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2.0*phiHE);
8d7a07b9 1248 values[AliDielectronVarManager::kCosTilPhiHE] = (thetaHE>0)?(TMath::Cos(phiHE-TMath::Pi()/4.)):(TMath::Cos(phiHE-3*TMath::Pi()/4.));
61d106d3 1249 values[AliDielectronVarManager::kThetaCS] = thetaCS;
1250 values[AliDielectronVarManager::kPhiCS] = phiCS;
1762f182 1251 values[AliDielectronVarManager::kThetaSqCS] = thetaCS * thetaCS;
5720c765 1252 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2.0*phiCS);
8d7a07b9 1253 values[AliDielectronVarManager::kCosTilPhiCS] = (thetaCS>0)?(TMath::Cos(phiCS-TMath::Pi()/4.)):(TMath::Cos(phiCS-3*TMath::Pi()/4.));
572b0139 1254 values[AliDielectronVarManager::kLegDist] = pair->DistanceDaughters();
1255 values[AliDielectronVarManager::kLegDistXY] = pair->DistanceDaughtersXY();
61d106d3 1256 values[AliDielectronVarManager::kDeltaEta] = pair->DeltaEta();
1257 values[AliDielectronVarManager::kDeltaPhi] = pair->DeltaPhi();
8df8e382 1258 values[AliDielectronVarManager::kMerr] = kfPair.GetErrMass()>1e-30&&kfPair.GetMass()>1e-30?kfPair.GetErrMass()/kfPair.GetMass():1000000;
b2a297fa 1259 values[AliDielectronVarManager::kPairType] = pair->GetType();
99345a64 1260 // Armenteros-Podolanski quantities
1261 values[AliDielectronVarManager::kArmAlpha] = pair->GetArmAlpha();
1262 values[AliDielectronVarManager::kArmPt] = pair->GetArmPt();
8df8e382 1263
91487037 1264 values[AliDielectronVarManager::kPsiPair] = fgEvent ? pair->PsiPair(fgEvent->GetMagneticField()) : -5;
805bd069 1265 values[AliDielectronVarManager::kPhivPair] = fgEvent ? pair->PhivPair(fgEvent->GetMagneticField()) : -5;
e4339752 1266 values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? kfPair.GetPseudoProperDecayTime(*(fgEvent->GetPrimaryVertex()), TDatabasePDG::Instance()->GetParticle(443)->Mass(), &errPseudoProperTime2 ) : -1e10;
5720c765 1267 // values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? pair->GetPseudoProperTime(fgEvent->GetPrimaryVertex()): -1e10;
e4339752 1268 values[AliDielectronVarManager::kPseudoProperTimeErr] = (errPseudoProperTime2 > 0) ? TMath::Sqrt(errPseudoProperTime2) : -1e10;
5720c765 1269
08b801a6 1270
1271 if (!(pair->GetKFUsage())) {
1272 //if KF Pairing is not enabled, overwrite values that can be easily derived from legs
1273 //use the INDIVIDUAL KF particles as source, which should be a copy of the corresponding properties
1274 //the ESDtrack, the reference to the ESDtrack is not (always) accessible in Mixing, while KF
1275 //particles are copied in the Pair-Object
1276 static const Double_t mElectron = AliPID::ParticleMass(AliPID::kElectron); // MeV
1277
1278 const AliKFParticle& fD1 = pair->GetKFFirstDaughter();
1279 const AliKFParticle& fD2 = pair->GetKFSecondDaughter();
1280
1281 //Define local buffer variables for leg properties
1282 Double_t px1=-9999.,py1=-9999.,pz1=-9999.;
1283 Double_t px2=-9999.,py2=-9999.,pz2=-9999.;
1284 Double_t e1 =-9999.,e2 =-9999.;
20b6b7d4 1285 Double_t feta1=-9999.;//,fphi1=-9999.;
1286 Double_t feta2=-9999.;//,fphi2=-9999.;
08b801a6 1287
1288 px1 = fD1.GetPx();
1289 py1 = fD1.GetPy();
1290 pz1 = fD1.GetPz();
1291 feta1 = fD1.GetEta();
20b6b7d4 1292 // fphi1 = fD1.GetPhi();
08b801a6 1293
1294 px2 = fD2.GetPx();
1295 py2 = fD2.GetPy();
1296 pz2 = fD2.GetPz();
1297 feta2 = fD2.GetEta();
20b6b7d4 1298 // fphi2 = fD2.GetPhi();
08b801a6 1299
1300 //Calculate Energy per particle by hand
1301 e1 = TMath::Sqrt(mElectron*mElectron+px1*px1+py1*py1+pz1*pz1);
1302 e2 = TMath::Sqrt(mElectron*mElectron+px2*px2+py2*py2+pz2*pz2);
1303
1304 //Now Create TLorentzVector:
1305 TLorentzVector lv1,lv2;
1306 lv1.SetPxPyPzE(px1,py1,pz1,e1);
1307 lv2.SetPxPyPzE(px2,py2,pz2,e2);
1308
1309 values[AliDielectronVarManager::kPx] = (lv1+lv2).Px();
1310 values[AliDielectronVarManager::kPy] = (lv1+lv2).Py();
1311 values[AliDielectronVarManager::kPz] = (lv1+lv2).Pz();
1312
1313 values[AliDielectronVarManager::kPt] = (lv1+lv2).Pt();
1314
1315 values[AliDielectronVarManager::kP] = (lv1+lv2).P();
1316
1317 //Not overwritten, could take event vertex in next iteration
1318 values[AliDielectronVarManager::kXv] = (lv1+lv2).X();
1319 values[AliDielectronVarManager::kYv] = (lv1+lv2).Y();
1320 values[AliDielectronVarManager::kZv] = (lv1+lv2).Z();
1321
1322 values[AliDielectronVarManager::kE] = (lv1+lv2).E();
1323
1324
1325 values[AliDielectronVarManager::kM] = (lv1+lv2).M();
1326
1327 values[AliDielectronVarManager::kOpeningAngle] = lv1.Angle(lv2.Vect());
1328
1329 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>0. ? 1./values[AliDielectronVarManager::kPt] : -9999.);
d4619886 1330 values[AliDielectronVarManager::kPhi] = (lv1+lv2).Phi()+TMath::Pi(); // change interval to [0,+2pi]
08b801a6 1331 values[AliDielectronVarManager::kEta] = (lv1+lv2).Eta();
1332
1333 values[AliDielectronVarManager::kY] = (lv1+lv2).Rapidity();
1334
1335 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1336 values[i]=fgData[i];
1337
1338 // Fill AliDielectronPair specific information
1339 values[AliDielectronVarManager::kDeltaEta] = TMath::Abs(feta1 -feta2 );
1340 values[AliDielectronVarManager::kDeltaPhi] = lv1.DeltaPhi(lv2);
1341 values[AliDielectronVarManager::kPairType] = pair->GetType();
1342
1343 /*
1344 //Also not overwritten, still coming from KF particle
1345 //where needed to be replaced by independent determination
1346 values[AliDielectronVarManager::kCharge] = 0.;
1347 values[AliDielectronVarManager::kPdgCode] = 0.;
1348 values[AliDielectronVarManager::kChi2NDF] = 0.;
1349 values[AliDielectronVarManager::kDecayLength] = 0.;
1350 values[AliDielectronVarManager::kR] = 0.;
1351 values[AliDielectronVarManager::kCosPointingAngle] = 0.;
1352 values[AliDielectronVarManager::kThetaHE] = 0.;
1353 values[AliDielectronVarManager::kPhiHE] = 0.;
1354 values[AliDielectronVarManager::kThetaSqHE] = 0.;
1355 values[AliDielectronVarManager::kCos2PhiHE] = 0.;
1356 values[AliDielectronVarManager::kCosTilPhiHE] = 0.;
1357 values[AliDielectronVarManager::kThetaCS] = 0.;
1358 values[AliDielectronVarManager::kPhiCS] = 0.;
1359 values[AliDielectronVarManager::kThetaSqCS] = 0.;
1360 values[AliDielectronVarManager::kCos2PhiCS] = 0.;
1361 values[AliDielectronVarManager::kCosTilPhiCS] = 0.;
1362 values[AliDielectronVarManager::kLegDist] = 0.;
1363 values[AliDielectronVarManager::kLegDistXY] = 0.;
1364 values[AliDielectronVarManager::kMerr] = 0.;
1365 values[AliDielectronVarManager::kPseudoProperTime] = 0.;
1366 values[AliDielectronVarManager::kPseudoProperTimeErr] = 0.;
1367 //Fill in Taku's PhiV?
1368 values[AliDielectronVarManager::kPsiPair] = 0.;
1369
1370 */
08b801a6 1371 }
1372 //common, regardless of calculation method
c081415a 1373
1374 // Flow quantities
1375 values[AliDielectronVarManager::kCosPhiH2] = TMath::Cos(2*values[AliDielectronVarManager::kPhi]);
1376 values[AliDielectronVarManager::kSinPhiH2] = TMath::Sin(2*values[AliDielectronVarManager::kPhi]);
5720c765 1377 Double_t delta=0.0;
1378 // v2 with respect to VZERO-A event plane
1379 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ArpH2];
1380 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1381 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1382 values[AliDielectronVarManager::kV0ArpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1383 values[AliDielectronVarManager::kDeltaPhiV0ArpH2] = delta;
1384 // v2 with respect to VZERO-C event plane
1385 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0CrpH2];
1386 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1387 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1388 values[AliDielectronVarManager::kV0CrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1389 values[AliDielectronVarManager::kDeltaPhiV0CrpH2] = delta;
1390 // v2 with respect to the combined VZERO-A and VZERO-C event plane
1391 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ACrpH2];
1392 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1393 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1394 values[AliDielectronVarManager::kV0ACrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1395 values[AliDielectronVarManager::kDeltaPhiV0ACrpH2] = delta;
1396
a3cde8ca 1397
1398 // quantities using the values of AliEPSelectionTask
c315310a 1399 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2];
1400 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2];
a3cde8ca 1401 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2];
07bc5543 1402 values[AliDielectronVarManager::kDeltaPhiTPCrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kTPCrpH2];
c315310a 1403 values[AliDielectronVarManager::kv0ACrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2]) );
1404 values[AliDielectronVarManager::kv0ArpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2]) );
1405 values[AliDielectronVarManager::kv0CrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2]) );
07bc5543 1406 values[AliDielectronVarManager::kTPCrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kTPCrpH2]) );
c081415a 1407 values[AliDielectronVarManager::kTPCrpH2FlowV2Sin] = TMath::Sin( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kTPCrpH2]) );
1408
c315310a 1409
1410 // keep the interval [-pi,+pi]
a3cde8ca 1411 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] > TMath::Pi() )
1412 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] -= TMath::TwoPi();
1413 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] > TMath::Pi() )
1414 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] -= TMath::TwoPi();
1415 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] > TMath::Pi() )
1416 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] -= TMath::TwoPi();
07bc5543 1417 if ( values[AliDielectronVarManager::kDeltaPhiTPCrpH2] > TMath::Pi() )
1418 values[AliDielectronVarManager::kDeltaPhiTPCrpH2] -= TMath::TwoPi();
a3cde8ca 1419
1420 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] < -1.*TMath::Pi() )
1421 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] += TMath::TwoPi();
1422 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] < -1.*TMath::Pi() )
1423 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] += TMath::TwoPi();
1424 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] < -1.*TMath::Pi() )
1425 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] += TMath::TwoPi();
07bc5543 1426 if ( values[AliDielectronVarManager::kDeltaPhiTPCrpH2] < -1.*TMath::Pi() )
1427 values[AliDielectronVarManager::kDeltaPhiTPCrpH2] += TMath::TwoPi();
a3cde8ca 1428
b2ad74d0 1429 //angle between ee plane and Mag/Reaction plane
f3f5888a 1430 values[AliDielectronVarManager::kPairPlaneAngle] = pair->PairPlaneAngle();\r
151ddcbc 1431 //ee plane vector
1432 Double_t RotPairx = 0;
1433 Double_t RotPairy = 0;
1434 Double_t RotPairz = 0;
1435 pair->GetRotPair(RotPairx,RotPairy,RotPairz);
1436 values[AliDielectronVarManager::kRotPairx]=RotPairx;
1437 values[AliDielectronVarManager::kRotPairy]=RotPairy;
1438 values[AliDielectronVarManager::kRotPairz]=RotPairz;
b2ad74d0 1439
c315310a 1440
8df8e382 1441 AliDielectronMC *mc=AliDielectronMC::Instance();
1442
1443 if (mc->HasMC()){
5720c765 1444 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -10.0e+10;
ba15fdfb 1445 Bool_t samemother = mc->HaveSameMother(pair);
1446 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(pair);
1447 values[AliDielectronVarManager::kHaveSameMother] = samemother ;
5720c765 1448
1bb1fef1 1449 // fill kPseudoProperTimeResolution
5720c765 1450 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -1e10;
1451 // values[AliDielectronVarManager::kPseudoProperTimePull] = -1e10;
1452 if(samemother && fgEvent) {
1453 if(pair->GetFirstDaughter()->GetLabel() > 0) {
4533e78e 1454 const AliVParticle *motherMC = 0x0;
1455 if(fgEvent->IsA() == AliESDEvent::Class()) motherMC = (AliMCParticle*)mc->GetMCTrackMother((AliESDtrack*)pair->GetFirstDaughter());
1456 else if(fgEvent->IsA() == AliAODEvent::Class()) motherMC = (AliAODMCParticle*)mc->GetMCTrackMother((AliAODTrack*)pair->GetFirstDaughter());
1457 Double_t vtxX, vtxY, vtxZ;
1458 if(motherMC && mc->GetPrimaryVertex(vtxX,vtxY,vtxZ)) {
1bb1fef1 1459 Int_t motherLbl = motherMC->GetLabel();
1460 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
4533e78e 1461 const Double_t lxyMC = ( (motherMC->Xv() - vtxX) * motherMC->Px() +
1462 (motherMC->Yv() - vtxY) * motherMC->Py() ) / motherMC->Pt();
5720c765 1463 const Double_t pseudoMC = lxyMC * (TDatabasePDG::Instance()->GetParticle(443)->Mass())/motherMC->Pt();
1464 values[AliDielectronVarManager::kPseudoProperTimeResolution] = values[AliDielectronVarManager::kPseudoProperTime] - pseudoMC;
1465 if (errPseudoProperTime2 > 0)
1466 values[AliDielectronVarManager::kPseudoProperTimePull] = values[AliDielectronVarManager::kPseudoProperTimeResolution]/sqrt(errPseudoProperTime2);
1bb1fef1 1467 }
5720c765 1468 }
1469 }
2e02dba4 1470
696b423a 1471 values[AliDielectronVarManager::kTRDpidEffPair] = 0.;
1472 if (fgTRDpidEff[0][0]){
1473 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1474 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1475 AliVParticle* leg1 = pair->GetFirstDaughter();
1476 AliVParticle* leg2 = pair->GetSecondDaughter();
1477 if (leg1 && leg2){
1478 Fill(leg1, valuesLeg1);
1479 Fill(leg2, valuesLeg2);
1480 values[AliDielectronVarManager::kTRDpidEffPair] = valuesLeg1[AliDielectronVarManager::kTRDpidEffLeg]*valuesLeg2[AliDielectronVarManager::kTRDpidEffLeg];
1481 }
1482 }
b2ad74d0 1483
1484
8df8e382 1485 }//if (mc->HasMC())
1486
696b423a 1487 AliVParticle* leg1 = pair->GetFirstDaughter();
1488 AliVParticle* leg2 = pair->GetSecondDaughter();
1489 if (leg1)
833da63d 1490 values[AliDielectronVarManager::kMomAsymDau1] = (values[AliDielectronVarManager::kP] != 0)? leg1->P() / values[AliDielectronVarManager::kP]: 0;
696b423a 1491 else
833da63d 1492 values[AliDielectronVarManager::kMomAsymDau1] = -9999.;
696b423a 1493 if (leg2)
833da63d 1494 values[AliDielectronVarManager::kMomAsymDau2] = (values[AliDielectronVarManager::kP] != 0)? leg2->P() / values[AliDielectronVarManager::kP]: 0;
696b423a 1495 else
833da63d 1496 values[AliDielectronVarManager::kMomAsymDau2] = -9999.;
1497
1498 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1499 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1500 if (leg1 && leg2 && fgEffMap) {
1501 Fill(leg1, valuesLeg1);
1502 Fill(leg2, valuesLeg2);
1503 values[AliDielectronVarManager::kPairEff] = valuesLeg1[AliDielectronVarManager::kLegEff] *valuesLeg2[AliDielectronVarManager::kLegEff];
d4619886 1504 values[AliDielectronVarManager::kOneOverPairEff] = (values[AliDielectronVarManager::kPairEff]>0.0 ? 1./values[AliDielectronVarManager::kPairEff] : 0.0);
1505
833da63d 1506 }
b2a297fa 1507}
1508
1201a1a9 1509inline void AliDielectronVarManager::FillVarKFParticle(const AliKFParticle *particle, Double_t * const values)
1510{
1511 //
1512 // Fill track information available in AliVParticle into an array
1513 //
1514 values[AliDielectronVarManager::kPx] = particle->GetPx();
1515 values[AliDielectronVarManager::kPy] = particle->GetPy();
1516 values[AliDielectronVarManager::kPz] = particle->GetPz();
1517 values[AliDielectronVarManager::kPt] = particle->GetPt();
1518 values[AliDielectronVarManager::kP] = particle->GetP();
1519
1520 values[AliDielectronVarManager::kXv] = particle->GetX();
1521 values[AliDielectronVarManager::kYv] = particle->GetY();
1522 values[AliDielectronVarManager::kZv] = particle->GetZ();
1523
1524 values[AliDielectronVarManager::kOneOverPt] = 0;
1525 values[AliDielectronVarManager::kPhi] = particle->GetPhi();
1526 values[AliDielectronVarManager::kTheta] = 0.;
1527 values[AliDielectronVarManager::kEta] = particle->GetEta();
1528 values[AliDielectronVarManager::kY] = ((particle->GetE()*particle->GetE()-particle->GetPx()*particle->GetPx()-particle->GetPy()*particle->GetPy()-particle->GetPz()*particle->GetPz())>0.) ? TLorentzVector(particle->GetPx(),particle->GetPy(),particle->GetPz(),particle->GetE()).Rapidity() : -1111.;
1529
1530 values[AliDielectronVarManager::kE] = particle->GetE();
1531 values[AliDielectronVarManager::kM] = particle->GetMass();
1532 values[AliDielectronVarManager::kCharge] = particle->GetQ();
1533
1534 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 1535 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1201a1a9 1536 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 1537 values[AliDielectronVarManager::kNclsSTPC] = 0;
1538 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1201a1a9 1539 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1540 values[AliDielectronVarManager::kNFclsTPC] = 0;
1541 values[AliDielectronVarManager::kNclsTRD] = 0;
1542 values[AliDielectronVarManager::kTRDntracklets] = 0;
1543 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1544 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1545 values[AliDielectronVarManager::kTrackStatus] = 0;
07480df6 1546 values[AliDielectronVarManager::kFilterBit] = 0;
1201a1a9 1547 values[AliDielectronVarManager::kTRDprobEle] = 0;
1548 values[AliDielectronVarManager::kTRDprobPio] = 0;
1549 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 1550 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 1551 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1201a1a9 1552 values[AliDielectronVarManager::kImpactParXY] = 0;
1553 values[AliDielectronVarManager::kImpactParZ] = 0;
1554 values[AliDielectronVarManager::kPIn] = 0;
5720c765 1555 values[AliDielectronVarManager::kYsignedIn] = 0;
1201a1a9 1556 values[AliDielectronVarManager::kTPCsignal] = 0;
ba15fdfb 1557 values[AliDielectronVarManager::kTOFsignal] = 0;
1558 values[AliDielectronVarManager::kTOFbeta] = 0;
2d00c7d3 1559 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
1201a1a9 1560 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1561 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1562 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1563 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1564 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1565 values[AliDielectronVarManager::kITSclusterMap] = 0;
1566
ba15fdfb 1567 values[AliDielectronVarManager::kPdgCode] = -1;
1568 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1569 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1bb1fef1 1570 values[AliDielectronVarManager::kHasCocktailMother]=0;
1571 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1201a1a9 1572
5720c765 1573// if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1574 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1575 values[i]=fgData[i];
1576
1201a1a9 1577}
6551594b 1578
1579inline void AliDielectronVarManager::FillVarVEvent(const AliVEvent *event, Double_t * const values)
1580{
1581 //
1582 // Fill event information available for histogramming into an array
1583 //
5720c765 1584 values[AliDielectronVarManager::kRunNumber] = event->GetRunNumber();
a823f01b 1585 if(fgCurrentRun!=event->GetRunNumber()) {
1586 if(fgVZEROCalibrationFile.Contains(".root")) InitVZEROCalibrationHistograms(event->GetRunNumber());
1587 if(fgVZERORecenteringFile.Contains(".root")) InitVZERORecenteringHistograms(event->GetRunNumber());
1588 fgCurrentRun=event->GetRunNumber();
1589 }
0c09cae4 1590 values[AliDielectronVarManager::kMixingBin]=0;
1591
6551594b 1592 const AliVVertex *primVtx = event->GetPrimaryVertex();
8df8e382 1593
1594 values[AliDielectronVarManager::kXvPrim] = 0;
1595 values[AliDielectronVarManager::kYvPrim] = 0;
1596 values[AliDielectronVarManager::kZvPrim] = 0;
0c09cae4 1597 values[AliDielectronVarManager::kNVtxContrib] = 0;
ba15fdfb 1598// values[AliDielectronVarManager::kChi2NDF] = 0; //This is the pair value!!!
5720c765 1599
0c09cae4 1600 values[AliDielectronVarManager::kNTrk] = 0;
1601 values[AliDielectronVarManager::kNVtxContrib] = 0;
1602 values[AliDielectronVarManager::kNacc] = 0;
1603 values[AliDielectronVarManager::kNaccTrcklts] = 0;
5720c765 1604 values[AliDielectronVarManager::kNaccTrcklts0916] = 0;
0c09cae4 1605 values[AliDielectronVarManager::kNevents] = 0; //always fill bin 0;
7a1ddc4b 1606 values[AliDielectronVarManager::kRefMult] = 0;
1607 values[AliDielectronVarManager::kRefMultTPConly] = 0;
8df8e382 1608
0c09cae4 1609 if (primVtx){
1610 values[AliDielectronVarManager::kXvPrim] = primVtx->GetX();
1611 values[AliDielectronVarManager::kYvPrim] = primVtx->GetY();
1612 values[AliDielectronVarManager::kZvPrim] = primVtx->GetZ();
1613 values[AliDielectronVarManager::kNVtxContrib] = primVtx->GetNContributors();
1614 }
1615 // values[AliDielectronVarManager::kChi2NDF] = primVtx->GetChi2perNDF(); //this is the pair value
7a1ddc4b 1616
5720c765 1617 values[AliDielectronVarManager::kNTrk] = event->GetNumberOfTracks();
1618 values[AliDielectronVarManager::kNacc] = AliDielectronHelper::GetNacc(event);
41a64bfb 1619 values[AliDielectronVarManager::kMatchEffITSTPC] = AliDielectronHelper::GetITSTPCMatchEff(event);
5720c765 1620 values[AliDielectronVarManager::kNaccTrcklts] = AliDielectronHelper::GetNaccTrcklts(event); // etaRange = 1.6 (default)
1621 values[AliDielectronVarManager::kNaccTrcklts0916] = AliDielectronHelper::GetNaccTrcklts(event,1.6)-AliDielectronHelper::GetNaccTrcklts(event,.9);
1622 // values[AliDielectronVarManager::kNaccTrcklts05] = AliDielectronHelper::GetNaccTrcklts(event, 0.5);
1623 // values[AliDielectronVarManager::kNaccTrcklts10] = AliDielectronHelper::GetNaccTrcklts(event, 1.0);
1624 // values[AliDielectronVarManager::kNaccTrckltsCorr] = AliDielectronHelper::GetNaccTrckltsCorrected(event, values[AliDielectronVarManager::kNaccTrcklts], values[AliDielectronVarManager::kZvPrim]);
1625
20b6b7d4 1626 values[AliDielectronVarManager::kPhiMaxPt] = 0;
1627 values[AliDielectronVarManager::kMaxPt] = 0;
1628 Double_t ptMaxEv = -1., phiptMaxEv= -1.;
1629 for(Int_t itrk=0; itrk<event->GetNumberOfTracks(); itrk++) {
1630 AliVParticle *part= event->GetTrack(itrk);
1631 if(part->Pt() > ptMaxEv) {
1632 ptMaxEv = part->Pt();
1633 phiptMaxEv = part->Phi();
1634 }
1635 }
1636 values[AliDielectronVarManager::kPhiMaxPt] = phiptMaxEv;
1637 values[AliDielectronVarManager::kMaxPt] = ptMaxEv;
1638
5720c765 1639
07480df6 1640 // event plane quantities from the AliEPSelectionTask
882407d7 1641 for(Int_t ivar=AliDielectronVarManager::kv0ArpH2; ivar<=kv0C0v0C3DiffH2; ivar++) values[ivar] = 0.0; // v0 variables
07480df6 1642 for(Int_t ivar=AliDielectronVarManager::kTPCxH2; ivar<=kTPCsub12DiffH2uc; ivar++) values[ivar] = 0.0; // tpc variables
8d42b5b9 1643
1644 // ep angle interval [todo, fill]
99345a64 1645 AliEventplane *ep = const_cast<AliVEvent*>(event)->GetEventplane();
07480df6 1646 if(ep) {
8d42b5b9 1647
1648 // TPC event plane quantities (uncorrected)
07480df6 1649 TVector2 *qstd = ep->GetQVector(); // This is the "standard" Q-Vector for TPC
1650 TVector2 *qsub1 = ep->GetQsub1(); // random subevent plane
1651 TVector2 *qsub2 = ep->GetQsub2();
1652 if(qstd && qsub1 && qsub2) {
8d42b5b9 1653 values[AliDielectronVarManager::kTPCxH2uc] = qstd->X();
1654 values[AliDielectronVarManager::kTPCyH2uc] = qstd->Y();
1655 values[AliDielectronVarManager::kTPCmagH2uc] = qstd->Mod();
1656 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qstd->X())>1.0e-10) ? TMath::ATan2(qstd->Y(),qstd->X())/2.0 : 0.0);
07480df6 1657 values[AliDielectronVarManager::kTPCsub1xH2uc] = qsub1->X();
1658 values[AliDielectronVarManager::kTPCsub1yH2uc] = qsub1->Y();
5c2b3da2 1659 values[AliDielectronVarManager::kTPCsub1rpH2uc] = ((TMath::Abs(qsub1->X())>1.0e-10) ? TMath::ATan2(qsub1->Y(),qsub1->X())/2.0 : 0.0);
07480df6 1660 values[AliDielectronVarManager::kTPCsub2xH2uc] = qsub2->X();
1661 values[AliDielectronVarManager::kTPCsub2yH2uc] = qsub2->Y();
5c2b3da2 1662 values[AliDielectronVarManager::kTPCsub2rpH2uc] = ((TMath::Abs(qsub2->X())>1.0e-10) ? TMath::ATan2(qsub2->Y(),qsub2->X())/2.0 : 0.0);
07480df6 1663
1664 values[AliDielectronVarManager::kTPCsub12DiffH2uc] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2uc] -
1665 values[AliDielectronVarManager::kTPCsub2rpH2uc]) );
1666 }
20b6b7d4 1667
8d42b5b9 1668 // VZERO event plane
1669 TVector2 qvec;
1670 Double_t qx = 0, qy = 0;
1671 ep->CalculateVZEROEventPlane(event,10, 2, qx, qy); qvec.Set(qx,qy);
1672 values[AliDielectronVarManager::kv0ACrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1673 values[AliDielectronVarManager::kv0ACxH2] = qvec.X();
1674 values[AliDielectronVarManager::kv0ACyH2] = qvec.Y();
1675 values[AliDielectronVarManager::kv0ACmagH2] = qvec.Mod();
1676 ep->CalculateVZEROEventPlane(event, 8, 2, qx, qy); qvec.Set(qx,qy);
1677 values[AliDielectronVarManager::kv0ArpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1678 values[AliDielectronVarManager::kv0AxH2] = qvec.X();
1679 values[AliDielectronVarManager::kv0AyH2] = qvec.Y();
1680 values[AliDielectronVarManager::kv0AmagH2] = qvec.Mod();
1681 ep->CalculateVZEROEventPlane(event, 9, 2, qx, qy); qvec.Set(qx,qy);
1682 values[AliDielectronVarManager::kv0CrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1683 values[AliDielectronVarManager::kv0CxH2] = qvec.X();
1684 values[AliDielectronVarManager::kv0CyH2] = qvec.Y();
1685 values[AliDielectronVarManager::kv0CmagH2] = qvec.Mod();
1686 ep->CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy); qvec.Set(qx,qy);
1687 values[AliDielectronVarManager::kv0C0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1688 ep->CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy); qvec.Set(qx,qy);
1689 values[AliDielectronVarManager::kv0C3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1690 ep->CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy); qvec.Set(qx,qy);
1691 values[AliDielectronVarManager::kv0A0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1692 ep->CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy); qvec.Set(qx,qy);
1693 values[AliDielectronVarManager::kv0A3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
07480df6 1694 } //if: eventplane
1695
5720c765 1696 // ESD VZERO information
1697 AliVVZERO* vzeroData = event->GetVZEROData();
1698 values[AliDielectronVarManager::kMultV0A] = 0.0;
1699 values[AliDielectronVarManager::kMultV0C] = 0.0;
1700 values[AliDielectronVarManager::kAdcV0A] = 0.0;
1701 values[AliDielectronVarManager::kAdcV0C] = 0.0;
1702 for(Int_t i=0; i<32; ++i) {
a823f01b 1703 values[AliDielectronVarManager::kVZEROchMult+i] = vzeroData->GetMultiplicity(i);
1704 values[AliDielectronVarManager::kVZEROchMult+32+i] = vzeroData->GetMultiplicity(i+32);
1705 //values[AliDielectronVarManager::kVZEROchMult+i] = event->GetVZEROEqMultiplicity(i);
1706 //values[AliDielectronVarManager::kVZEROchMult+32+i] = event->GetVZEROEqMultiplicity(i+32);
5720c765 1707 values[AliDielectronVarManager::kMultV0A] += vzeroData->GetMultiplicityV0A(i);
1708 values[AliDielectronVarManager::kMultV0C] += vzeroData->GetMultiplicityV0C(i);
1709 //values[AliDielectronVarManager::kAdcV0A] += vzeroData->GetAdcV0A(i);
1710 //values[AliDielectronVarManager::kAdcV0C] += vzeroData->GetAdcV0C(i);
1711 }
1712 values[AliDielectronVarManager::kMultV0] = values[AliDielectronVarManager::kMultV0A] + values[AliDielectronVarManager::kMultV0C];
1713 values[AliDielectronVarManager::kAdcV0] = values[AliDielectronVarManager::kAdcV0A] + values[AliDielectronVarManager::kAdcV0C];
1714 // VZERO event plane quantities
1715 Double_t qvec[3]={0.0};
1716 GetVzeroRP(event, qvec,0); // V0-A
1717 values[AliDielectronVarManager::kV0AxH2] = qvec[0]; values[AliDielectronVarManager::kV0AyH2] = qvec[1];
1718 values[AliDielectronVarManager::kV0ArpH2] = qvec[2];
1719 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1720 GetVzeroRP(event, qvec,1); // V0-C
1721 values[AliDielectronVarManager::kV0CxH2] = qvec[0]; values[AliDielectronVarManager::kV0CyH2] = qvec[1];
1722 values[AliDielectronVarManager::kV0CrpH2] = qvec[2];
1723 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1724 GetVzeroRP(event, qvec,2); // V0-A and V0-C combined
1725 values[AliDielectronVarManager::kV0ACxH2] = qvec[0]; values[AliDielectronVarManager::kV0ACyH2] = qvec[1];
1726 values[AliDielectronVarManager::kV0ACrpH2] = qvec[2];
1727 // VZERO event plane resolution
1728 values[AliDielectronVarManager::kV0ArpResH2] = 1.0;
1729 values[AliDielectronVarManager::kV0CrpResH2] = 1.0;
1730 values[AliDielectronVarManager::kV0ACrpResH2] = 1.0;
1731 // Q vector components correlations
1732 values[AliDielectronVarManager::kV0XaXcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CxH2];
1733 values[AliDielectronVarManager::kV0XaYaH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0AyH2];
1734 values[AliDielectronVarManager::kV0XaYcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CyH2];
1735 values[AliDielectronVarManager::kV0YaXcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CxH2];
1736 values[AliDielectronVarManager::kV0YaYcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CyH2];
1737 values[AliDielectronVarManager::kV0XcYcH2] = values[AliDielectronVarManager::kV0CxH2]*values[AliDielectronVarManager::kV0CyH2];
1738
07480df6 1739
1740 // event plane differences used for EP resolution calculation
5720c765 1741 values[AliDielectronVarManager::kV0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1742 values[AliDielectronVarManager::kTPCrpH2]) );
1743
1744 values[AliDielectronVarManager::kV0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0CrpH2] -
1745 values[AliDielectronVarManager::kTPCrpH2]) );
1746
1747 values[AliDielectronVarManager::kV0AV0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1748 values[AliDielectronVarManager::kV0CrpH2]) );
1749
1750 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1751 values[AliDielectronVarManager::kTPCrpH2]) );
07bc5543 1752
5720c765 1753 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1754 values[AliDielectronVarManager::kTPCrpH2]) );
1755
1756 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1757 values[AliDielectronVarManager::kv0CrpH2]) );
d327d9cd 1758
1d2d723c 1759 values[AliDielectronVarManager::kv0Av0C0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1760 values[AliDielectronVarManager::kv0C0rpH2]) );
1761
1762 values[AliDielectronVarManager::kv0Av0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1763 values[AliDielectronVarManager::kv0C3rpH2]) );
1764
1765 values[AliDielectronVarManager::kv0Cv0A0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1766 values[AliDielectronVarManager::kv0A0rpH2]) );
1767
1768 values[AliDielectronVarManager::kv0Cv0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1769 values[AliDielectronVarManager::kv0A3rpH2]) );
1770
1771 values[AliDielectronVarManager::kv0A0v0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0A0rpH2] -
1772 values[AliDielectronVarManager::kv0A3rpH2]) );
1773
1774 values[AliDielectronVarManager::kv0C0v0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0C0rpH2] -
1775 values[AliDielectronVarManager::kv0C3rpH2]) );
1776
1777
6551594b 1778}
1779
1780inline void AliDielectronVarManager::FillVarESDEvent(const AliESDEvent *event, Double_t * const values)
1781{
1782 //
1783 // Fill event information available for histogramming into an array
1784 //
1785
1786 // Fill common AliVEvent interface information
1787 FillVarVEvent(event, values);
ffbede40 1788
a823f01b 1789 Double_t centralityF=-1; Double_t centralitySPD=-1;
4649c75b 1790 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(event)->GetCentrality();
ffbede40 1791 if (esdCentrality) centralityF = esdCentrality->GetCentralityPercentile("V0M");
a823f01b 1792 if (esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
ffbede40 1793
6551594b 1794 // Fill AliESDEvent interface specific information
1795 const AliESDVertex *primVtx = event->GetPrimaryVertex();
1796 values[AliDielectronVarManager::kXRes] = primVtx->GetXRes();
1797 values[AliDielectronVarManager::kYRes] = primVtx->GetYRes();
1798 values[AliDielectronVarManager::kZRes] = primVtx->GetZRes();
ffbede40 1799 values[AliDielectronVarManager::kCentrality] = centralityF;
a823f01b 1800 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
6bd73568 1801
1802 const AliESDVertex *vtxTPC = event->GetPrimaryVertexTPC();
1803 values[AliDielectronVarManager::kNVtxContribTPC] = (vtxTPC ? vtxTPC->GetNContributors() : 0);
1804
5720c765 1805 // Event multiplicity estimators
1806 Int_t nTrSPD05=0; Int_t nTrITSTPC05=0; Int_t nTrITSSA05=0;
1807 event->EstimateMultiplicity(nTrSPD05, nTrITSTPC05, nTrITSSA05, 0.5);
1808 values[AliDielectronVarManager::kNaccTrckltsEsd05] = nTrSPD05;
1809 values[AliDielectronVarManager::kNaccItsTpcEsd05] = nTrITSTPC05;
1810 values[AliDielectronVarManager::kNaccItsPureEsd05] = nTrITSSA05;
1811 values[AliDielectronVarManager::kNaccTrckltsEsd05Corr] =
1812 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD05),values[AliDielectronVarManager::kZvPrim],0);
1813 values[AliDielectronVarManager::kNaccItsTpcEsd05Corr] =
1814 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC05),values[AliDielectronVarManager::kZvPrim],3);
1815 values[AliDielectronVarManager::kNaccItsPureEsd05Corr] =
1816 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA05),values[AliDielectronVarManager::kZvPrim],6);
1817
1818 Int_t nTrSPD10=0; Int_t nTrITSTPC10=0; Int_t nTrITSSA10=0;
1819 event->EstimateMultiplicity(nTrSPD10, nTrITSTPC10, nTrITSSA10, 1.0);
1820 values[AliDielectronVarManager::kNaccTrckltsEsd10] = nTrSPD10;
1821 values[AliDielectronVarManager::kNaccItsTpcEsd10] = nTrITSTPC10;
1822 values[AliDielectronVarManager::kNaccItsPureEsd10] = nTrITSSA10;
1823 values[AliDielectronVarManager::kNaccTrckltsEsd10Corr] =
1824 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD10),values[AliDielectronVarManager::kZvPrim],1);
1825 values[AliDielectronVarManager::kNaccItsTpcEsd10Corr] =
1826 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC10),values[AliDielectronVarManager::kZvPrim],4);
1827 values[AliDielectronVarManager::kNaccItsPureEsd10Corr] =
1828 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA10),values[AliDielectronVarManager::kZvPrim],7);
1829
1830 Int_t nTrSPD16=0; Int_t nTrITSTPC16=0; Int_t nTrITSSA16=0;
1831 event->EstimateMultiplicity(nTrSPD16, nTrITSTPC16, nTrITSSA16, 1.6);
1832 values[AliDielectronVarManager::kNaccTrckltsEsd16] = nTrSPD16;
1833 values[AliDielectronVarManager::kNaccItsTpcEsd16] = nTrITSTPC16;
1834 values[AliDielectronVarManager::kNaccItsPureEsd16] = nTrITSSA16;
1835 values[AliDielectronVarManager::kNaccTrckltsEsd16Corr] =
1836 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD16),values[AliDielectronVarManager::kZvPrim],2);
1837 values[AliDielectronVarManager::kNaccItsTpcEsd16Corr] =
1838 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC16),values[AliDielectronVarManager::kZvPrim],5);
1839 values[AliDielectronVarManager::kNaccItsPureEsd16Corr] =
1840 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA16),values[AliDielectronVarManager::kZvPrim],8);
1841
6551594b 1842}
8d42b5b9 1843
6551594b 1844inline void AliDielectronVarManager::FillVarAODEvent(const AliAODEvent *event, Double_t * const values)
1845{
1846 //
1847 // Fill event information available for histogramming into an array
20b6b7d4 1848 //
6551594b 1849
1850 // Fill common AliVEvent interface information
1851 FillVarVEvent(event, values);
1852
1853 // Fill AliAODEvent interface specific information
d327d9cd 1854 AliAODHeader *header = event->GetHeader();
20b6b7d4 1855
a823f01b 1856 Double_t centralityF=-1; Double_t centralitySPD=-1;
d327d9cd 1857 AliCentrality *aodCentrality = header->GetCentralityP();
1858 if (aodCentrality) centralityF = aodCentrality->GetCentralityPercentile("V0M");
a823f01b 1859 if (aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
d327d9cd 1860 values[AliDielectronVarManager::kCentrality] = centralityF;
a823f01b 1861 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
20b6b7d4 1862
7a1ddc4b 1863 values[AliDielectronVarManager::kRefMult] = header->GetRefMultiplicity(); // similar to Ntrk
1864 values[AliDielectronVarManager::kRefMultTPConly] = header->GetTPConlyRefMultiplicity(); // similar to Nacc
1865
07bc5543 1866 ///////////////////////////////////////////
1867 //////////// NANO AODs ////////////////////
1868 ///////////////////////////////////////////
1869
1870 // (w/o AliCentrality branch), VOM centrality should be stored in the header
20b6b7d4 1871 if(!header->GetCentralityP())
1872 values[AliDielectronVarManager::kCentrality] = header->GetCentrality();
07bc5543 1873 // (w/o AliEventPlane branch) tpc event plane stuff stored in the header
7a1ddc4b 1874 if(!header->GetEventplaneP()) {
61749cc7 1875
8d42b5b9 1876 // values[AliDielectronVarManager::kNTrk] = header->GetRefMultiplicity(); // overwritten datamembers in "our" nanoAODs
1877 // values[AliDielectronVarManager::kNacc] = header->GetRefMultiplicityPos(); // overwritten datamembers in "our" nanoAODs
61749cc7 1878
8d42b5b9 1879 TVector2 qvec;
123e7cdf 1880 // TPC
8d42b5b9 1881 qvec.Set(header->GetEventplaneQx(), header->GetEventplaneQy());
1882 values[AliDielectronVarManager::kTPCxH2uc] = qvec.X();
1883 values[AliDielectronVarManager::kTPCyH2uc] = qvec.Y();
1884 values[AliDielectronVarManager::kTPCmagH2uc] = qvec.Mod();
1885 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1886
1887 // VZERO
1888 AliEventplane ep2;
1889 // get event plane corrections from the VZERO EP selection task
1890 AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager();
1891 AliVZEROEPSelectionTask *eptask = dynamic_cast<AliVZEROEPSelectionTask *>(man->GetTask("AliVZEROEPSelectionTask"));
1892 if(eptask) eptask->SetEventplaneParams(&ep2,centralityF);
1893 else printf("no VZERO event plane selection task added! \n");
1894
1895 Double_t qx = 0, qy = 0;
1896 ep2.CalculateVZEROEventPlane(event,10, 2, qx, qy); qvec.Set(qx,qy);
1897 values[AliDielectronVarManager::kv0ACrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1898 values[AliDielectronVarManager::kv0ACxH2] = qvec.X();
1899 values[AliDielectronVarManager::kv0ACyH2] = qvec.Y();
1900 values[AliDielectronVarManager::kv0ACmagH2] = qvec.Mod();
1901 ep2.CalculateVZEROEventPlane(event, 8, 2, qx, qy); qvec.Set(qx,qy);
1902 values[AliDielectronVarManager::kv0ArpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1903 values[AliDielectronVarManager::kv0AxH2] = qvec.X();
1904 values[AliDielectronVarManager::kv0AyH2] = qvec.Y();
1905 values[AliDielectronVarManager::kv0AmagH2] = qvec.Mod();
1906 ep2.CalculateVZEROEventPlane(event, 9, 2, qx, qy); qvec.Set(qx,qy);
1907 values[AliDielectronVarManager::kv0CrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1908 values[AliDielectronVarManager::kv0CxH2] = qvec.X();
1909 values[AliDielectronVarManager::kv0CyH2] = qvec.Y();
1910 values[AliDielectronVarManager::kv0CmagH2] = qvec.Mod();
1911 ep2.CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy); qvec.Set(qx,qy);
1912 values[AliDielectronVarManager::kv0C0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1913 ep2.CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy); qvec.Set(qx,qy);
1914 values[AliDielectronVarManager::kv0C3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1915 ep2.CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy); qvec.Set(qx,qy);
1916 values[AliDielectronVarManager::kv0A0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1917 ep2.CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy); qvec.Set(qx,qy);
1918 values[AliDielectronVarManager::kv0A3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
07bc5543 1919
7a1ddc4b 1920 }
20b6b7d4 1921
99345a64 1922 const AliAODVertex *vtxtpc = GetVertex(event, AliAODVertex::kMainTPC);
1923 values[AliDielectronVarManager::kNVtxContribTPC] = (vtxtpc ? vtxtpc->GetNContributors() : 0);
35363fb9 1924
6551594b 1925}
1926
1927inline void AliDielectronVarManager::FillVarMCEvent(const AliMCEvent *event, Double_t * const values)
35363fb9 1928{
6551594b 1929 //
1930 // Fill event information available for histogramming into an array
35363fb9 1931 //
1932
6551594b 1933 // Fill common AliVEvent interface information
5720c765 1934 // FillVarVEvent(event, values);
1935 const AliVVertex* vtx = event->GetPrimaryVertex();
1936 values[AliDielectronVarManager::kXvPrim] = (vtx ? vtx->GetX() : 0.0);
1937 values[AliDielectronVarManager::kYvPrim] = (vtx ? vtx->GetY() : 0.0);
1938 values[AliDielectronVarManager::kZvPrim] = (vtx ? vtx->GetZ() : 0.0);
6551594b 1939 // Fill AliMCEvent interface specific information
5720c765 1940 values[AliDielectronVarManager::kNch] = AliDielectronHelper::GetNch(event, 1.6);
1941 values[AliDielectronVarManager::kNch05] = AliDielectronHelper::GetNch(event, 0.5);
1942 values[AliDielectronVarManager::kNch10] = AliDielectronHelper::GetNch(event, 1.0);
1943
1944 values[AliDielectronVarManager::kNumberOfJPsis] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11);
1945 values[AliDielectronVarManager::kNumberOfJPsisPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 1);
1946 values[AliDielectronVarManager::kNumberOfJPsisNPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 0);
1947}
1948
1949inline void AliDielectronVarManager::FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values)
1950{
1951 //
1952 // Fill TPC event plane information after correction
1953 //
07480df6 1954 if(evplane) {
1955 TVector2 *qcorr = const_cast<AliEventplane *>(evplane)->GetQVector(); // This is the "corrected" Q-Vector
1956 TVector2 *qcsub1 = const_cast<AliEventplane *>(evplane)->GetQsub1();
1957 TVector2 *qcsub2 = const_cast<AliEventplane *>(evplane)->GetQsub2();
4533e78e 1958 if(qcorr) {
07480df6 1959 values[AliDielectronVarManager::kTPCxH2] = qcorr->X();
1960 values[AliDielectronVarManager::kTPCyH2] = qcorr->Y();
6bd73568 1961 values[AliDielectronVarManager::kTPCmagH2] = qcorr->Mod();
5c2b3da2 1962 values[AliDielectronVarManager::kTPCrpH2] = ((TMath::Abs(qcorr->X())>1.0e-10) ? TMath::ATan2(qcorr->Y(),qcorr->X())/2.0 : 0.0);
c081415a 1963 // detector effects
1964 values[AliDielectronVarManager::kCosTPCrpH2] = TMath::Cos( 2.* values[AliDielectronVarManager::kTPCrpH2] );
1965 values[AliDielectronVarManager::kSinTPCrpH2] = TMath::Sin( 2.* values[AliDielectronVarManager::kTPCrpH2] );
1966
07bc5543 1967 // correlations for event plane resoultion
1968 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1969 values[AliDielectronVarManager::kTPCrpH2]) );
1970 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1971 values[AliDielectronVarManager::kTPCrpH2]) );
1972 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1973 values[AliDielectronVarManager::kv0CrpH2]) );
1974 values[AliDielectronVarManager::kv0Av0C0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1975 values[AliDielectronVarManager::kv0C0rpH2]) );
1976 values[AliDielectronVarManager::kv0Av0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1977 values[AliDielectronVarManager::kv0C3rpH2]) );
1978 values[AliDielectronVarManager::kv0Cv0A0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1979 values[AliDielectronVarManager::kv0A0rpH2]) );
1980 values[AliDielectronVarManager::kv0Cv0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1981 values[AliDielectronVarManager::kv0A3rpH2]) );
1982 values[AliDielectronVarManager::kv0A0v0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0A0rpH2] -
1983 values[AliDielectronVarManager::kv0A3rpH2]) );
1984 values[AliDielectronVarManager::kv0C0v0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0C0rpH2] -
1985 values[AliDielectronVarManager::kv0C3rpH2]) );
4533e78e 1986 }
1987 if(qcsub1 && qcsub2) {
07480df6 1988 values[AliDielectronVarManager::kTPCsub1xH2] = qcsub1->X();
1989 values[AliDielectronVarManager::kTPCsub1yH2] = qcsub1->Y();
5c2b3da2 1990 values[AliDielectronVarManager::kTPCsub1rpH2] = ((TMath::Abs(qcsub1->X())>1.0e-10) ? TMath::ATan2(qcsub1->Y(),qcsub1->X())/2.0 : 0.0);
07480df6 1991
1992 values[AliDielectronVarManager::kTPCsub2xH2] = qcsub2->X();
1993 values[AliDielectronVarManager::kTPCsub2yH2] = qcsub2->Y();
5c2b3da2 1994 values[AliDielectronVarManager::kTPCsub2rpH2] = ((TMath::Abs(qcsub2->X())>1.0e-10) ? TMath::ATan2(qcsub2->Y(),qcsub2->X())/2.0 : 0.0);
07480df6 1995
1996 values[AliDielectronVarManager::kTPCsub12DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1997 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1998 values[AliDielectronVarManager::kTPCsub12DiffH2Sin] = TMath::Sin( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1999 values[AliDielectronVarManager::kTPCsub2rpH2]) );
2000 }
2001 }
5720c765 2002}
a823f01b 2003
6551594b 2004inline void AliDielectronVarManager::InitESDpid(Int_t type)
2005{
2006 //
2007 // initialize PID parameters
2008 // type=0 is simulation
2009 // type=1 is data
2010
ba15fdfb 2011 if (!fgPIDResponse) fgPIDResponse=new AliESDpid((Bool_t)(type==0));
6551594b 2012 Double_t alephParameters[5];
2013 // simulation
2014 alephParameters[0] = 2.15898e+00/50.;
2015 alephParameters[1] = 1.75295e+01;
2016 alephParameters[2] = 3.40030e-09;
2017 alephParameters[3] = 1.96178e+00;
2018 alephParameters[4] = 3.91720e+00;
ba15fdfb 2019 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
6551594b 2020
2021 // data
83e37742 2022 if (type==1){
2023 alephParameters[0] = 0.0283086/0.97;
6551594b 2024 alephParameters[1] = 2.63394e+01;
2025 alephParameters[2] = 5.04114e-11;
2026 alephParameters[3] = 2.12543e+00;
2027 alephParameters[4] = 4.88663e+00;
ba15fdfb 2028 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
2029 fgPIDResponse->GetTPCResponse().SetMip(50.);
6551594b 2030 }
2031
ba15fdfb 2032 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
6551594b 2033 alephParameters[0],alephParameters[1],alephParameters[2],
2034 alephParameters[3],alephParameters[4]);
2035
ba15fdfb 2036 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
6551594b 2037}
2038
2a14a7b1 2039inline void AliDielectronVarManager::InitAODpidUtil(Int_t type)
2040{
ba15fdfb 2041 if (!fgPIDResponse) fgPIDResponse=new AliAODpidUtil;
2a14a7b1 2042 Double_t alephParameters[5];
2043 // simulation
2044 alephParameters[0] = 2.15898e+00/50.;
2045 alephParameters[1] = 1.75295e+01;
2046 alephParameters[2] = 3.40030e-09;
2047 alephParameters[3] = 1.96178e+00;
2048 alephParameters[4] = 3.91720e+00;
ba15fdfb 2049 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
2a14a7b1 2050
2051 // data
2052 if (type==1){
2053 alephParameters[0] = 0.0283086/0.97;
2054 alephParameters[1] = 2.63394e+01;
2055 alephParameters[2] = 5.04114e-11;
2056 alephParameters[3] = 2.12543e+00;
2057 alephParameters[4] = 4.88663e+00;
ba15fdfb 2058 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
2059 fgPIDResponse->GetTPCResponse().SetMip(50.);
2a14a7b1 2060 }
2061
ba15fdfb 2062 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
2a14a7b1 2063 alephParameters[0],alephParameters[1],alephParameters[2],
2064 alephParameters[3],alephParameters[4]);
2065
ba15fdfb 2066 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
2a14a7b1 2067}
2068
572b0139 2069
5720c765 2070inline void AliDielectronVarManager::InitEstimatorAvg(const Char_t* filename)
2071{
2072 //
2073 // initialize the profile histograms neccessary for the correction of the multiplicity estimators in pp collisions
2074 //
2075
2076 const Char_t* estimatorNames[9] = {"SPDmult05","SPDmult10","SPDmult16",
2077 "ITSTPC05", "ITSTPC10", "ITSTPC16",
2078 "ITSSA05", "ITSSA10", "ITSSA16"};
2079 const Char_t* periodNames[4] = {"LHC10b", "LHC10c", "LHC10d", "LHC10e"};
2080 TFile* file=TFile::Open(filename);
2081 if(!file) return;
2082
2083 for(Int_t ip=0; ip<4; ++ip) {
2084 for(Int_t ie=0; ie<9; ++ie) {
2085 fgMultEstimatorAvg[ip][ie] = (TProfile*)(file->Get(Form("%s_%s",estimatorNames[ie],periodNames[ip]))->Clone(Form("%s_%s_clone",estimatorNames[ie],periodNames[ip])));
2086 }
2087 }
2088}
2089
2090
2091inline void AliDielectronVarManager::InitTRDpidEffHistograms(const Char_t* filename)
2092{
2093 //
2094 // initialize the 3D histograms with the TRD pid efficiency histograms
2095 //
2096
2097 // reset the centrality ranges and the efficiency histograms
2098 for(Int_t i=0; i<10; ++i) { // centrality ranges
2099 for(Int_t j=0; j<4; ++j) fgTRDpidEffCentRanges[i][j] = -1.;
2100 if(fgTRDpidEff[i][0]) {
2101 delete fgTRDpidEff[i][0];
2102 fgTRDpidEff[i][0] = 0x0;
2103 }
2104 if(fgTRDpidEff[i][1]) {
2105 delete fgTRDpidEff[i][1];
2106 fgTRDpidEff[i][1] = 0x0;
2107 }
2108 }
2109
2110 TFile* file=TFile::Open(filename);
2111 TList* keys=file->GetListOfKeys();
2112 Int_t idxp=0; Int_t idxn=0;
2113 for(Int_t i=0; i<keys->GetEntries(); ++i) {
2114 if(idxp>=10) continue;
2115 if(idxn>=10) continue;
2116 TString name=((TKey*)keys->At(i))->ReadObj()->GetName();
2117 // Name of histograms should be in the format:
2118 // TRDeff<field>_cent_<centLow>_<centHigh>
2119 // <field> is either "BPLUS" or "BMINUS"
2120 if(!(name.Contains("BPLUS") || name.Contains("BMINUS"))) continue;
2121 TObjArray* arr = name.Tokenize("_");
2122 Bool_t isBplus = kTRUE;
2123 if(name.Contains("BMINUS")) isBplus = kFALSE;
99345a64 2124 TString centMinStr = arr->At(2)->GetName();
09d5920f 2125 TString centMaxStr = arr->At(3)->GetName();
2126 delete arr;
5720c765 2127 if(isBplus) {
2128 fgTRDpidEffCentRanges[idxp][2] = centMinStr.Atof();
2129 fgTRDpidEffCentRanges[idxp][3] = centMaxStr.Atof();
2130 fgTRDpidEff[idxp][1] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
2131 ++idxp;
2132 }
2133 else {
2134 fgTRDpidEffCentRanges[idxn][0] = centMinStr.Atof();
2135 fgTRDpidEffCentRanges[idxn][1] = centMaxStr.Atof();
2136 fgTRDpidEff[idxn][0] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
2137 ++idxn;
2138 }
2139 }
2140}
2141
833da63d 2142inline void AliDielectronVarManager::InitEffMap(const Char_t* filename) {
2143 //
2144 // init an efficiency object for on-the-fly correction calculations
2145 //
2146 fgEffMap=0x0;
2147 TFile* file=TFile::Open(filename);
2148 THnBase *hGen = (THnBase*) file->Get("hGenerated");
2149 THnBase *hFnd = (THnBase*) file->Get("hFound");
2150 if(!hFnd || !hGen) return;
2151
2152 fgEffMap = (THnBase*) hFnd->Clone("effMap");
d4619886 2153 fgEffMap->Reset();
2154 fgEffMap->Sumw2();
2155 fgEffMap->Divide(hFnd, hGen);//, 1, 1, ""); //assume uncorrelated err, otherwise give option "B"
2156 if(fgEffMap) printf("[I] AliDielectronVarManager::InitEffMap efficiency maps loaded! \n");
833da63d 2157}
2158
2159inline Double_t AliDielectronVarManager::GetSingleLegEff(Double_t * const values) {
2160 //
2161 // get the single leg efficiency for a given particle
2162 //
2163 if(!fgEffMap) return -1.;
2164
2165 Int_t dim=fgEffMap->GetNdimensions();
2166 Int_t idx[dim];
2167 for(Int_t idim=0; idim<dim; idim++) {
2168 UInt_t var = GetValueType(fgEffMap->GetAxis(idim)->GetName());
2169 idx[idim] = fgEffMap->GetAxis(idim)->FindBin(values[var]);
d4619886 2170 if(idx[idim] < 0 || idx[idim]>fgEffMap->GetAxis(idim)->GetNbins())
2171 printf(" [E] AliDielectronVarManager::GetSingleLegEff values %f for %s not found in axis range \n",values[var],fgEffMap->GetAxis(idim)->GetName());
2172 // printf(" (%d,%f,%s) \t",idx[idim],values[var],fgEffMap->GetAxis(idim)->GetName());
833da63d 2173 }
d4619886 2174 // printf(" bin content %f+-%f \n",fgEffMap->GetBinContent(idx), fgEffMap->GetBinError(idx));
833da63d 2175 return (fgEffMap->GetBinContent(idx));
2176}
2177
5720c765 2178
a823f01b 2179inline void AliDielectronVarManager::InitVZEROCalibrationHistograms(Int_t runNo) {
2180 //
2181 // Initialize the VZERO channel-by-channel calibration histograms
2182 //
2183
2184 //initialize only once
2185 if(fgVZEROCalib[0]) return;
2186
2187 for(Int_t i=0; i<64; ++i)
2188 if(fgVZEROCalib[i]) {
2189 delete fgVZEROCalib[i];
2190 fgVZEROCalib[i] = 0x0;
2191 }
2192
2193 TFile file(fgVZEROCalibrationFile.Data());
2194
2195 for(Int_t i=0; i<64; ++i){
2196 fgVZEROCalib[i] = (TProfile2D*)(file.Get(Form("RUN%d_ch%d_VtxCent", runNo, i)));
2197 if (fgVZEROCalib[i]) fgVZEROCalib[i]->SetDirectory(0x0);
2198 }
2199}
2200
2201
2202inline void AliDielectronVarManager::InitVZERORecenteringHistograms(Int_t runNo) {
2203 //
2204 // Initialize the VZERO event plane recentering histograms
2205 //
2206
2207 //initialize only once
2208 if(fgVZERORecentering[0][0]) return;
2209
2210 for(Int_t i=0; i<2; ++i)
2211 for(Int_t j=0; j<2; ++j)
2212 if(fgVZERORecentering[i][j]) {
2213 delete fgVZERORecentering[i][j];
2214 fgVZERORecentering[i][j] = 0x0;
2215 }
2216
2217 TFile file(fgVZERORecenteringFile.Data());
2218 if (!file.IsOpen()) return;
2219
2220 fgVZERORecentering[0][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxA_CentVtx", runNo)));
2221 fgVZERORecentering[0][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyA_CentVtx", runNo)));
2222 fgVZERORecentering[1][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxC_CentVtx", runNo)));
2223 fgVZERORecentering[1][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyC_CentVtx", runNo)));
2224
2225 if (fgVZERORecentering[0][0]) fgVZERORecentering[0][0]->SetDirectory(0x0);
2226 if (fgVZERORecentering[0][1]) fgVZERORecentering[0][1]->SetDirectory(0x0);
2227 if (fgVZERORecentering[1][0]) fgVZERORecentering[1][0]->SetDirectory(0x0);
2228 if (fgVZERORecentering[1][1]) fgVZERORecentering[1][1]->SetDirectory(0x0);
2229
2230}
2231
2232
5720c765 2233inline Double_t AliDielectronVarManager::GetTRDpidEfficiency(Int_t runNo, Double_t centrality,
2234 Double_t eta, Double_t trdPhi, Double_t pout,
2235 Double_t& effErr) {
2236 //
2237 // return the efficiency in the given phase space cell
2238 //
2239 // LHC10h data----------------------------------------------
2240 Bool_t isBplus = kTRUE;
2241 if(runNo<=138275) isBplus = kFALSE;
2242 // TODO: check magnetic polarity for runs in 2011 data
2243 // ---------------------------------------------------------
2244 Int_t centIdx = -1;
2245 for(Int_t icent=0; icent<10; ++icent) {
2246 if(isBplus) {
2247 if(centrality>=fgTRDpidEffCentRanges[icent][2] && centrality<fgTRDpidEffCentRanges[icent][3]) {
2248 centIdx = icent;
2249 break;
2250 }
2251 }
2252 else {
2253 if(centrality>=fgTRDpidEffCentRanges[icent][0] && centrality<fgTRDpidEffCentRanges[icent][1]) {
2254 centIdx = icent;
2255 break;
2256 }
2257 }
2258 }
ac390e40 2259 //TODO: chek logick
2260 if (centIdx<0) return 1;
2261
5720c765 2262 TH3D* effH = fgTRDpidEff[centIdx][(isBplus ? 1 : 0)];
2263 if(!effH) {effErr=0x0; return 1.0;}
2264 Int_t etaBin = effH->GetXaxis()->FindBin(eta);
2265 if(eta<effH->GetXaxis()->GetXmin()) etaBin=1;
2266 if(eta>effH->GetXaxis()->GetXmax()) etaBin=effH->GetXaxis()->GetNbins();
2267 Int_t phiBin = effH->GetYaxis()->FindBin(trdPhi);
2268 if(trdPhi<effH->GetYaxis()->GetXmin()) phiBin=1;
2269 if(trdPhi>effH->GetYaxis()->GetXmax()) phiBin=effH->GetYaxis()->GetNbins();
2270 Int_t poutBin = effH->GetZaxis()->FindBin(pout);
2271 if(pout<effH->GetZaxis()->GetXmin()) poutBin=1;
2272 if(pout>effH->GetZaxis()->GetXmax()) poutBin=effH->GetZaxis()->GetNbins();
2273 Double_t eff = effH->GetBinContent(etaBin, phiBin, poutBin);
2274 effErr = effH->GetBinError(etaBin, phiBin, poutBin);
2275 if(eff<-0.0001) {
2276 effErr = 0.0;
2277 eff = 1.0;
2278 }
2279 return eff;
2280}
2281
2282
572b0139 2283inline void AliDielectronVarManager::SetEvent(AliVEvent * const ev)
2284{
2285
2286 fgEvent = ev;
2287 if (fgKFVertex) delete fgKFVertex;
2288 fgKFVertex=0x0;
2e02dba4 2289 if (!ev) return;
2290 if (ev->GetPrimaryVertex()) fgKFVertex=new AliKFVertex(*ev->GetPrimaryVertex());
ba15fdfb 2291
2292 for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2293 AliDielectronVarManager::Fill(fgEvent, fgData);
572b0139 2294}
2a14a7b1 2295
5720c765 2296inline void AliDielectronVarManager::SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues])
2297{
2298 for (Int_t i=0; i<kNMaxValues;++i) fgData[i]=0.;
2299 for (Int_t i=kPairMax; i<kNMaxValues;++i) fgData[i]=data[i];
2300}
2301
2a14a7b1 2302
2303inline Bool_t AliDielectronVarManager::GetDCA(const AliAODTrack *track, Double_t d0z0[2])
2304{
2305 if(track->TestBit(AliAODTrack::kIsDCA)){
2306 d0z0[0]=track->DCA();
2307 d0z0[1]=track->ZAtDCA();
2308 return kTRUE;
2309 }
2310
67fd1119 2311 Bool_t ok=kFALSE;
2312 if(fgEvent) {
2313 Double_t covd0z0[3];
31b0e8c5 2314 //AliAODTrack copy(*track);
2315 AliExternalTrackParam etp; etp.CopyFromVTrack(track);
2316
2317 Float_t xstart = etp.GetX();
2318 if(xstart>3.) {
2319 d0z0[0]=-999.;
2320 d0z0[1]=-999.;
2321 //printf("This method can be used only for propagation inside the beam pipe \n");
2322 return kFALSE;
2323 }
2324
2325
67fd1119 2326 AliAODVertex *vtx =(AliAODVertex*)(fgEvent->GetPrimaryVertex());
2327 Double_t fBzkG = fgEvent->GetMagneticField(); // z componenent of field in kG
31b0e8c5 2328 ok = etp.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
2329 //ok = copy.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
67fd1119 2330 }
2a14a7b1 2331 if(!ok){
2332 d0z0[0]=-999.;
2333 d0z0[1]=-999.;
2334 }
2335 return ok;
2336}
2337
5720c765 2338inline void AliDielectronVarManager::SetTPCEventPlane(AliEventplane *const evplane)
2339{
2340
2341 fgTPCEventPlane = evplane;
c315310a 2342 FillVarTPCEventPlane(evplane,fgData);
5720c765 2343 // for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2344 // AliDielectronVarManager::Fill(fgEvent, fgData);
2345}
2346
2347
2348//_________________________________________________________________
2349inline void AliDielectronVarManager::GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption) {
2350 //
2351 // Get the reaction plane from the VZERO detector for a given harmonic
2352 //
2353 // sideOption = 0- V0A, 1- V0C, 2-both
2354 // Q{x,y} = SUM_i mult(i) * {cos(n*phi_i), sin(n*phi_i)}
2355 // phi_i - phi angle of the VZERO sector i
2356 // Each sector covers 45 degrees(8 sectors per ring). Middle of sector 0 is at 45/2
2357 // channel 0: 22.5
2358 // 1: 22.5+45
2359 // 2: 22.5+45*2
2360 // ...
2361 // at the next ring continues the same
2362 // channel 8: 22.5
2363 // channel 9: 22.5 + 45
2364 // ...
2365 const Double_t kX[8] = {0.92388, 0.38268, -0.38268, -0.92388, -0.92388, -0.38268, 0.38268, 0.92388}; // cosines of the angles of the VZERO sectors (8 per ring)
2366 const Double_t kY[8] = {0.38268, 0.92388, 0.92388, 0.38268, -0.38268, -0.92388, -0.92388, -0.38268}; // sines -- " --
2367 Int_t phi;
2368 Float_t mult;
5720c765 2369
a823f01b 2370 // get centrality and vertex for this event
2371 Double_t centralitySPD = -1; Double_t vtxZ = -999.;
2372 if(event->IsA() == AliESDEvent::Class()) {
2373 const AliESDEvent* esdEv = static_cast<const AliESDEvent*>(event);
2374 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(esdEv)->GetCentrality();
2375 if(esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
2376 }
2377 if(event->IsA() == AliAODEvent::Class()) {
2378 const AliAODEvent* aodEv = static_cast<const AliAODEvent*>(event);
2379 AliAODHeader *header = aodEv->GetHeader();
2380 AliCentrality *aodCentrality = header->GetCentralityP();
2381 if(aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
2382 }
2383 const AliVVertex *primVtx = event->GetPrimaryVertex();
2384 if(!primVtx) return;
2385 vtxZ = primVtx->GetZ();
2386 if(TMath::Abs(vtxZ)>10.) return;
2387 if(centralitySPD<0. || centralitySPD>80.) return;
2388
2389 Int_t binCent = -1; Int_t binVtx = -1;
2390 if(fgVZEROCalib[0]) {
2391 binVtx = fgVZEROCalib[0]->GetXaxis()->FindBin(vtxZ);
2392 binCent = fgVZEROCalib[0]->GetYaxis()->FindBin(centralitySPD);
2393 }
2394
2395 AliVVZERO* vzero = event->GetVZEROData();
2396 Double_t average = 0.0;
5720c765 2397 for(Int_t iChannel=0; iChannel<64; ++iChannel) {
2398 if(iChannel<32 && sideOption==0) continue;
2399 if(iChannel>=32 && sideOption==1) continue;
2400 phi=iChannel%8;
a823f01b 2401 mult = vzero->GetMultiplicity(iChannel);
2402 if(fgVZEROCalib[iChannel])
2403 average = fgVZEROCalib[iChannel]->GetBinContent(binVtx, binCent);
2404 if(average>1.0e-10 && mult>0.5)
2405 mult /= average;
2406 else
2407 mult = 0.0;
5720c765 2408 // 2nd harmonic
2409 qvec[0] += mult*(2.0*TMath::Power(kX[phi],2.0)-1);
2410 qvec[1] += mult*(2.0*kX[phi]*kY[phi]);
2411 } // end loop over channels
a823f01b 2412
2413 // do recentering
2414 if(fgVZERORecentering[0][0]) {
2415// printf("vzero: %p\n",fgVZERORecentering[0][0]);
2416 Int_t binCentRecenter = -1; Int_t binVtxRecenter = -1;
2417 binCentRecenter = fgVZERORecentering[0][0]->GetXaxis()->FindBin(centralitySPD);
2418 binVtxRecenter = fgVZERORecentering[0][0]->GetYaxis()->FindBin(vtxZ);
2419 if(sideOption==0) { // side A
2420 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2421 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2422 }
2423 if(sideOption==1) { // side C
2424 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2425 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2426 }
2427 if(sideOption==2) { // side A and C together
2428 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2429 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2430 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2431 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2432 }
2433 }
2434
2435 // calculate the reaction plane
5720c765 2436 if(TMath::Abs(qvec[0])>1.0e-10)
2437 qvec[2] = TMath::ATan2(qvec[1],qvec[0])/2.0;
2438}
2439
99345a64 2440//______________________________________________________________________________
2441inline AliAODVertex* AliDielectronVarManager::GetVertex(const AliAODEvent* event, AliAODVertex::AODVtx_t vtype) {
2442 // Get vertex
2443 Int_t nVertices=event->GetNumberOfVertices();
2444 for(Int_t iVert=0; iVert<nVertices; iVert++){
2445 AliAODVertex *v=event->GetVertex(iVert);
2446 // printf(" vtx %d contrib %d daughters %d \n ",v->GetType(),v->GetNContributors(), v->GetNDaughters());
2447 if(v->GetType()==vtype) return v;
2448 }
2449 return 0;
2450}
5720c765 2451
b2a297fa 2452/*
2453inline void AliDielectronVarManager::FillValues(const TParticle *particle, Double_t *values)
2454{
2455 //
2456 // Fill track information available for histogramming into an array
2457 //
2458
2459 // Fill TParticle interface information
2460 values[AliDielectronVarManager::kPx] = particle->Px();
2461 values[AliDielectronVarManager::kPy] = particle->Py();
2462 values[AliDielectronVarManager::kPz] = particle->Pz();
2463 values[AliDielectronVarManager::kPt] = particle->Pt();
2464 values[AliDielectronVarManager::kP] = particle->P();
2465
2466 values[AliDielectronVarManager::kXv] = particle->Vx();
2467 values[AliDielectronVarManager::kYv] = particle->Vy();
2468 values[AliDielectronVarManager::kZv] = particle->Vz();
2469
2470 values[AliDielectronVarManager::kOneOverPt] = 1./particle->Pt();
2471 values[AliDielectronVarManager::kPhi] = particle->Phi();
2472 values[AliDielectronVarManager::kTheta] =
2473 values[AliDielectronVarManager::kEta] = particle->Eta();
2474 values[AliDielectronVarManager::kY] =
2475
2476 values[AliDielectronVarManager::kE] = particle->Energy();
2477 values[AliDielectronVarManager::kM] = particle->GetMass();
2478
2479 values[AliDielectronVarManager::kCharge] = particle->GetPDG()->Charge()/3; // uggly
2480
2481}*/
2482
2483#endif
fb7d2d99 2484