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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>
27#include <TFile.h>
28#include <TDatabasePDG.h>
29#include <TKey.h>
29091f0d 30#include <TBits.h>
b2a297fa 31
32#include <AliVEvent.h>
33#include <AliESDEvent.h>
6551594b 34#include <AliAODEvent.h>
35#include <AliMCEvent.h>
36#include <AliVVertex.h>
37#include <AliESDVertex.h>
5720c765 38#include <AliEventplane.h>
39
40#include <AliESDVZERO.h>
41#include <AliAODVZERO.h>
b2a297fa 42
43#include <AliVParticle.h>
b2a297fa 44#include <AliESDtrack.h>
45#include <AliAODTrack.h>
572b0139 46#include <AliAODPid.h>
b2a297fa 47#include <AliKFParticle.h>
572b0139 48#include <AliKFVertex.h>
b2a297fa 49#include <AliMCParticle.h>
50#include <AliAODMCParticle.h>
51#include <AliVTrack.h> // ?
52
6551594b 53#include <AliExternalTrackParam.h>
54#include <AliESDpid.h>
4649c75b 55#include <AliCentrality.h>
2a14a7b1 56#include <AliAODpidUtil.h>
8df8e382 57#include <AliPID.h>
ba15fdfb 58#include <AliPIDResponse.h>
6551594b 59
b2a297fa 60#include "AliDielectronPair.h"
8df8e382 61#include "AliDielectronMC.h"
48609e3d 62#include "AliDielectronPID.h"
ba15fdfb 63#include "AliDielectronHelper.h"
b2a297fa 64
65class AliVEvent;
66
67//________________________________________________________________
68class AliDielectronVarManager : public TNamed {
69
70public:
8df8e382 71
b2a297fa 72 // Particle specific variables
73 enum ValueTypes {
74 kPx = 0, // px
75 kPy, // py
76 kPz, // pz
77 kPt, // transverse momentum
78 kP, // momentum
79 kXv, // vertex position in x
80 kYv, // vertex position in y
81 kZv, // vertex position in z
82 kOneOverPt, // 1/pt
83 kPhi, // phi angle
84 kTheta, // theta angle
85 kEta, // pseudo-rapidity
86 kY, // rapidity
87 kE, // energy
88 kM, // mass
89 kCharge, // charge
90 kNclsITS, // number of clusters assigned in the ITS
5720c765 91 kITSchi2Cl, // chi2/cl in the ITS
b2a297fa 92 kNclsTPC, // number of clusters assigned in the TPC
5720c765 93 kNclsSTPC, // number of shared clusters assigned in the TPC
94 kNclsSFracTPC, // fraction of shared clusters assigned in the TPC
554e40f8 95 kNclsTPCiter1, // number of clusters assigned in the TPC after first iteration
b2a297fa 96 kNFclsTPC, // number of findable clusters in the TPC
09835c8f 97 kNFclsTPCr, // number of findable clusters(crossed rows) in the TPC with more robust definition
fb7d2d99 98 kNFclsTPCrFrac, // number of found/findable clusters in the TPC with more robust definition
fdda39b6 99 kNFclsTPCfCross, // fraction crossed rows/findable clusters in the TPC, as done in AliESDtrackCuts
b2a297fa 100 kTPCsignalN, // number of points used for dEdx
ba15fdfb 101 kTPCsignalNfrac, // fraction of points used for dEdx / cluster used for tracking
61d106d3 102 kTPCchi2Cl, // chi2/cl in TPC
5720c765 103 kTPCclsDiff, // TPC cluster difference
29091f0d 104 kTPCclsSegments, // TPC cluster segments
61d106d3 105 kTrackStatus, // track status bits
07480df6 106 kFilterBit, // AOD filter bits
107
b2a297fa 108 kNclsTRD, // number of clusters assigned in the TRD
109 kTRDntracklets, // number of TRD tracklets used for tracking/PID TODO: correct getter
110 kTRDpidQuality, // number of TRD tracklets used for PID
67fd1119 111 kTRDchi2, // chi2 in TRD
8df8e382 112 kTRDprobEle, // TRD electron pid probability
113 kTRDprobPio, // TRD electron pid probability
07480df6 114 kTRDprob2DEle, // TRD electron pid probability 2D LQ
115 kTRDprob2DPio, // TRD electron pid probability 2D LQ
5720c765 116 kTRDphi, // Phi angle of the track at the entrance of the TRD
117 kTRDpidEffLeg, // TRD pid efficiency from conversion electrons
8df8e382 118
b2a297fa 119 kImpactParXY, // Impact parameter in XY plane
120 kImpactParZ, // Impact parameter in Z
121 kTrackLength, // Track length
8df8e382 122
5720c765 123 kPdgCode, // PDG code
fdda39b6 124 kPdgCodeMother,
5720c765 125 kPdgCodeGrandMother, // PDG code of the grandmother
1bb1fef1 126 kHasCocktailMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
127 kHasCocktailGrandMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
8df8e382 128 kNumberOfDaughters, // number of daughters
129 kHaveSameMother, // check that particles have the same mother (MC)
fb7d2d99 130 kIsJpsiPrimary, // check if the particle is primary (MC)
5720c765 131 kNumberOfJPsis, // number of generated inclusive jpsis per event (MC)
132 kNumberOfJPsisPrompt, // number of generated prompt jpsis per event (MC)
133 kNumberOfJPsisNPrompt, // number of generated non-prompt jpsis per event (MC)
134
135 kITSsignal, // ITS dE/dx signal
136 kITSsignalSSD1, // SSD1 dE/dx signal
137 kITSsignalSSD2, // SSD2 dE/dx signal
138 kITSsignalSDD1, // SDD1 dE/dx signal
139 kITSsignalSDD2, // SDD2 dE/dx signal
140 kITSclusterMap, // ITS cluster map
141 kITSLayerFirstCls, // No of innermost ITS layer with a cluster of a track
9143d69f 142 kITSnSigmaEle, // number of sigmas to the dE/dx electron line in the ITS
143 kITSnSigmaPio, // number of sigmas to the dE/dx pion line in the ITS
144 kITSnSigmaMuo, // number of sigmas to the dE/dx muon line in the ITS
145 kITSnSigmaKao, // number of sigmas to the dE/dx kaon line in the ITS
146 kITSnSigmaPro, // number of sigmas to the dE/dx proton line in the ITS
8df8e382 147
b2a297fa 148 kPIn, // momentum at inner wall of TPC (if available), used for PID
5720c765 149 kPOut, // momentum at outer wall of TPC, used for TRD studies
150 kYsignedIn, // signed local y at inner wall of TPC
b2a297fa 151 kTPCsignal, // TPC dE/dx signal
ba15fdfb 152
5720c765 153 kTOFsignal, // TOF signal
154 kTOFbeta, // TOF beta
155 kTOFPIDBit, // TOF PID bit (1:set, 0:TOF not available)
ba15fdfb 156
6551594b 157 kTPCnSigmaEle, // number of sigmas to the dE/dx electron line in the TPC
572b0139 158 kTPCnSigmaPio, // number of sigmas to the dE/dx pion line in the TPC
159 kTPCnSigmaMuo, // number of sigmas to the dE/dx muon line in the TPC
160 kTPCnSigmaKao, // number of sigmas to the dE/dx kaon line in the TPC
161 kTPCnSigmaPro, // number of sigmas to the dE/dx proton line in the TPC
162
5720c765 163 kTOFnSigmaEle, // number of sigmas to the electron line in the TOF
572b0139 164 kTOFnSigmaPio, // number of sigmas to the pion line in the TOF
165 kTOFnSigmaMuo, // number of sigmas to the muon line in the TOF
166 kTOFnSigmaKao, // number of sigmas to the kaon line in the TOF
167 kTOFnSigmaPro, // number of sigmas to the proton line in the TOF
8df8e382 168
5720c765 169 kEMCALnSigmaEle, // number of sigmas to the proton line in the TOF
a823f01b 170 kEMCALEoverP, // E over P from EMCAL
88204efa 171 kEMCALE, // E from EMCAL
a823f01b 172 kEMCALNCells, // NCells from EMCAL
173 kEMCALM02, // M02 showershape parameter
174 kEMCALM20, // M20 showershape parameter
175 kEMCALDispersion, // Dispersion paramter
5720c765 176
88e9bae6 177 kV0Index0, // v0 index 0
ffbede40 178 kKinkIndex0, // kink index 0
179
b2a297fa 180 kParticleMax, //
181 // TODO: kRNClusters ??
5720c765 182 // AliDielectronPair specific variables
b2a297fa 183 kChi2NDF = kParticleMax, // Chi^2/NDF
184 kDecayLength, // decay length
185 kR, // distance to the origin
186 kOpeningAngle, // opening angle
2e02dba4 187 kCosPointingAngle, // cosine of the pointing angle
8df8e382 188 // helicity picture: Z-axis is considered the direction of the mother's 3-momentum vector
189 kThetaHE, // theta in mother's rest frame in the helicity picture
190 kPhiHE, // phi in mother's rest frame in the helicity picture
1762f182 191 kThetaSqHE, // squared value of kThetaHE
5720c765 192 kCos2PhiHE, // Cosine of 2*phi in mother's rest frame in the helicity picture
8d7a07b9 193 kCosTilPhiHE, // Shifted phi depending on kThetaHE
8df8e382 194 // Collins-Soper picture: Z-axis is considered the direction of the vectorial difference between
195 // the 3-mom vectors of target and projectile beams
196 kThetaCS, // theta in mother's rest frame in Collins-Soper picture
197 kPhiCS, // phi in mother's rest frame in Collins-Soper picture
1762f182 198 kThetaSqCS, // squared value of kThetaCS
236e1bda 199 kPsiPair, // phi in mother's rest frame in Collins-Soper picture
8d7a07b9 200 kPhivPair, // angle between ee plane and the magnetic field (can be useful for conversion rejection)
5720c765 201 kCos2PhiCS, // Cosine of 2*phi in mother's rest frame in the Collins-Soper picture
8d7a07b9 202 kCosTilPhiCS, // Shifted phi depending on kThetaCS
5720c765 203 kDeltaPhiV0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
204 kDeltaPhiV0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
205 kDeltaPhiV0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A + V0-C
206 kV0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
207 kV0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
208 kV0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
572b0139 209 kLegDist, // distance of the legs
210 kLegDistXY, // distance of the legs in XY
61d106d3 211 kDeltaEta, // Absolute value of Delta Eta for the legs
212 kDeltaPhi, // Absolute value of Delta Phi for the legs
b2a297fa 213 kMerr, // error of mass calculation
214 kDCA, // distance of closest approach TODO: not implemented yet
215 kPairType, // type of the pair, like like sign ++ unlikesign ...
ba15fdfb 216 kPseudoProperTime, // pseudo proper time
e4339752 217 kPseudoProperTimeErr, // pseudo proper time error
5720c765 218 kPseudoProperTimeResolution, // resolution for pseudo proper decay time (reconstructed - MC truth)
219 kPseudoProperTimePull, // normalizd resolution for pseudo proper time = (reco - MC truth)/dReco
220 kTRDpidEffPair, // TRD pid efficieny from conversion electrons
b2a297fa 221 kPairMax, //
222 // Event specific variables
6551594b 223 kXvPrim=kPairMax, // prim vertex
224 kYvPrim, // prim vertex
225 kZvPrim, // prim vertex
226 kXRes, // primary vertex x-resolution
227 kYRes, // primary vertex y-resolution
228 kZRes, // primary vertex z-resolution
5720c765 229
e4339752 230 //// v0 reaction plane quantities from AliEPSelectionTaks
fd6ebd85 231 kv0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
232 kv0CrpH2, // reaction plane
233 kv0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
234 kv0AxH2, // VZERO-A x-component of the Q vector for 2nd harmonic
235 kv0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
236 kv0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
237 kv0CyH2, // VZERO-C y-component of the Q vector for 2nd harmonic
238 kv0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
239 kv0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
240 kv0A0rpH2, // VZERO-A 1st ring reaction plane of the Q vector for 2nd harmonic
241 kv0A3rpH2, // VZERO-A last ring reaction plane of the Q vector for 2nd harmonic
242 kv0C0rpH2, // VZERO-C 1st ring reaction plane of the Q vector for 2nd harmonic
243 kv0C3rpH2, // VZERO-C last ring reaction plane of the Q vector for 2nd harmonic
a3cde8ca 244 kDeltaPhiv0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
245 kDeltaPhiv0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
246 kDeltaPhiv0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-AC
5720c765 247 kv0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
248 kv0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
249 kv0Av0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
e4339752 250 kv0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
251 kv0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
252 kv0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
5720c765 253
254 kMultV0A, // VZERO multiplicity and ADC amplitudes
255 kMultV0C,
256 kMultV0,
257 kAdcV0A,
258 kAdcV0C,
259 kAdcV0,
260 kVZEROchMult,
261 // VZERO reaction plane quantities
262 kV0AxH2=kVZEROchMult+64, // VZERO-A x-component of the Q vector for 2nd harmonic
263 kV0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
264 kV0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
265 kV0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
266 kV0CyH2, // y-component
267 kV0CrpH2, // reaction plane
268 kV0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
269 kV0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
270 kV0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
271 kV0ArpResH2, // 2nd harmonic reaction plane resolution for V0A
272 kV0CrpResH2, // V0C
273 kV0ACrpResH2, // V0A+V0C
274 kV0XaXcH2, // Correlation quantities to check V0 reaction plane quality
275 kV0XaYaH2,
276 kV0XaYcH2,
277 kV0YaXcH2,
278 kV0YaYcH2,
279 kV0XcYcH2,
280 kV0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
281 kV0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
282 kV0AV0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
283 // TPC reaction plane quantities
284 kTPCxH2, // TPC x-component of the Q vector for 2nd harmonic (corrected)
285 kTPCyH2, // TPC y-component of the Q vector for 2nd harmonic (corrected)
286 kTPCrpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected)
287 kTPCsub1xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 1)
288 kTPCsub1yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 1)
289 kTPCsub1rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 1)
290 kTPCsub2xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 2)
291 kTPCsub2yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 2)
292 kTPCsub2rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 2)
293 kTPCsub12DiffH2, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic
294 kTPCsub12DiffH2Sin, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic, sinus term
295
296 kTPCxH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected)
297 kTPCyH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected)
298 kTPCrpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected)
299 kTPCsub1xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
300 kTPCsub1yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
301 kTPCsub1rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 1)
302 kTPCsub2xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
303 kTPCsub2yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
304 kTPCsub2rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 2)
305 kTPCsub12DiffH2uc, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic (uncorrected)
306
ba15fdfb 307 kNTrk, // number of tracks (or tracklets) TODO: ambiguous
308 kTracks, // ESD tracks TODO: ambiguous
a823f01b 309 kNVtxContrib, // number of primary vertex contibutors
ba15fdfb 310 kNacc, // Number of accepted tracks
5720c765 311 kNaccTrcklts, // number of accepted SPD tracklets in |eta|<1.6
312 kNaccTrcklts0916, // number of accepted SPD tracklets in 0.9<|eta|<1.6
313
314 kNaccTrckltsEsd05, // number of accepted SPD tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
315 kNaccTrckltsEsd10, // number of accepted SPD tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
316 kNaccTrckltsEsd16, // number of accepted SPD tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
317 kNaccTrckltsEsd05Corr, //
318 kNaccTrckltsEsd10Corr, //
319 kNaccTrckltsEsd16Corr, //
320 kNaccItsTpcEsd05, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
321 kNaccItsTpcEsd10, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
322 kNaccItsTpcEsd16, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
323 kNaccItsTpcEsd05Corr, //
324 kNaccItsTpcEsd10Corr, //
325 kNaccItsTpcEsd16Corr, //
326
327 kNaccItsPureEsd05, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
328 kNaccItsPureEsd10, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
329 kNaccItsPureEsd16, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
330 kNaccItsPureEsd05Corr, //
331 kNaccItsPureEsd10Corr, //
332 kNaccItsPureEsd16Corr, //
333
334 kNch, // MC true number of charged particles in |eta|<1.6
335 kNch05, // MC true number of charged particles in |eta|<0.5
336 kNch10, // MC true number of charged particles in |eta|<1.0
337
ffbede40 338 kCentrality, // event centrality fraction
a823f01b 339 kCentralitySPD, // centrality using SPD
6551594b 340 kNevents, // event counter
5720c765 341 kRunNumber, // run number
d327d9cd 342 kMixingBin,
b2a297fa 343 kNMaxValues //
344 // TODO: (for A+A) ZDCEnergy, impact parameter, Iflag??
345 };
346
347
348 AliDielectronVarManager();
349 AliDielectronVarManager(const char* name, const char* title);
350 virtual ~AliDielectronVarManager();
351 static void Fill(const TObject* particle, Double_t * const values);
ba15fdfb 352 static void FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values);
b2a297fa 353
6551594b 354 static void InitESDpid(Int_t type=0);
2a14a7b1 355 static void InitAODpidUtil(Int_t type=0);
5720c765 356 static void InitEstimatorAvg(const Char_t* filename);
357 static void InitTRDpidEffHistograms(const Char_t* filename);
a823f01b 358 static void SetVZEROCalibrationFile(const Char_t* filename) {fgVZEROCalibrationFile = filename;}
359
360 static void SetVZERORecenteringFile(const Char_t* filename) {fgVZERORecenteringFile = filename;}
ba15fdfb 361 static void SetPIDResponse(AliPIDResponse *pidResponse) {fgPIDResponse=pidResponse;}
5720c765 362 static AliPIDResponse* GetPIDResponse() { return fgPIDResponse; }
572b0139 363 static void SetEvent(AliVEvent * const ev);
5720c765 364 static void SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues]);
2a14a7b1 365 static Bool_t GetDCA(const AliAODTrack *track, Double_t d0z0[2]);
5720c765 366 static void SetTPCEventPlane(AliEventplane *const evplane);
a823f01b 367 static void GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption); // 0- V0A; 1- V0C; 2- V0A+V0C
5720c765 368
369 static TProfile* GetEstimatorHistogram(Int_t period, Int_t type) {return fgMultEstimatorAvg[period][type];}
370 static Double_t GetTRDpidEfficiency(Int_t runNo, Double_t centrality, Double_t eta, Double_t trdPhi, Double_t pout, Double_t& effErr);
ba15fdfb 371
372 static const AliKFVertex* GetKFVertex() {return fgKFVertex;}
373
90c1ae2d 374 static const char* GetValueName(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][0]:""; }
375 static const char* GetValueLabel(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][1]:""; }
376 static const char* GetValueUnit(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][2]:""; }
07480df6 377 static UInt_t GetValueType(const char* valname);
ba15fdfb 378 static const Double_t* GetData() {return fgData;}
379
d327d9cd 380 static Double_t GetValue(ValueTypes var) {return fgData[var];}
381 static void SetValue(ValueTypes var, Double_t val) { fgData[var]=val; }
382
b2a297fa 383private:
384
90c1ae2d 385 static const char* fgkParticleNames[kNMaxValues][3]; //variable names
b2a297fa 386
387 static void FillVarVParticle(const AliVParticle *particle, Double_t * const values);
388 static void FillVarESDtrack(const AliESDtrack *particle, Double_t * const values);
389 static void FillVarAODTrack(const AliAODTrack *particle, Double_t * const values);
8df8e382 390 static void FillVarMCParticle(const AliMCParticle *particle, Double_t * const values);
b2a297fa 391 static void FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values);
392 static void FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values);
1201a1a9 393 static void FillVarKFParticle(const AliKFParticle *pair, Double_t * const values);
394
6551594b 395 static void FillVarVEvent(const AliVEvent *event, Double_t * const values);
396 static void FillVarESDEvent(const AliESDEvent *event, Double_t * const values);
397 static void FillVarAODEvent(const AliAODEvent *event, Double_t * const values);
398 static void FillVarMCEvent(const AliMCEvent *event, Double_t * const values);
5720c765 399 static void FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values);
400
a823f01b 401 static void InitVZEROCalibrationHistograms(Int_t runNo);
402 static void InitVZERORecenteringHistograms(Int_t runNo);
403
ba15fdfb 404 static AliPIDResponse *fgPIDResponse; // PID response object
405 static AliVEvent *fgEvent; // current event pointer
5720c765 406 static AliEventplane *fgTPCEventPlane; // current event plane pointer
ba15fdfb 407 static AliKFVertex *fgKFVertex; // kf vertex
5720c765 408 static TProfile *fgMultEstimatorAvg[4][9]; // multiplicity estimator averages (4 periods x 9 estimators)
409 static Double_t fgTRDpidEffCentRanges[10][4]; // centrality ranges for the TRD pid efficiency histograms
410 static TH3D *fgTRDpidEff[10][4]; // TRD pid efficiencies from conversion electrons
a823f01b 411 static TString fgVZEROCalibrationFile; // file with VZERO channel-by-channel calibrations
412 static TString fgVZERORecenteringFile; // file with VZERO Q-vector averages needed for event plane recentering
413 static TProfile2D *fgVZEROCalib[64]; // 1 histogram per VZERO channel
414 static TProfile2D *fgVZERORecentering[2][2]; // 2 VZERO sides x 2 Q-vector components
2e02dba4 415 static Int_t fgCurrentRun; // current run number
a823f01b 416
ba15fdfb 417 static Double_t fgData[kNMaxValues]; //! data
572b0139 418
b2a297fa 419 AliDielectronVarManager(const AliDielectronVarManager &c);
420 AliDielectronVarManager &operator=(const AliDielectronVarManager &c);
421
422 ClassDef(AliDielectronVarManager,1);
423};
424
425
426//Inline functions
6551594b 427inline void AliDielectronVarManager::Fill(const TObject* object, Double_t * const values)
b2a297fa 428{
429 //
430 // Main function to fill all available variables according to the type of particle
431 //
40875e45 432 if (!object) return;
6551594b 433 if (object->IsA() == AliESDtrack::Class()) FillVarESDtrack(static_cast<const AliESDtrack*>(object), values);
434 else if (object->IsA() == AliAODTrack::Class()) FillVarAODTrack(static_cast<const AliAODTrack*>(object), values);
435 else if (object->IsA() == AliMCParticle::Class()) FillVarMCParticle(static_cast<const AliMCParticle*>(object), values);
436 else if (object->IsA() == AliAODMCParticle::Class()) FillVarAODMCParticle(static_cast<const AliAODMCParticle*>(object), values);
437 else if (object->IsA() == AliDielectronPair::Class()) FillVarDielectronPair(static_cast<const AliDielectronPair*>(object), values);
1201a1a9 438 else if (object->IsA() == AliKFParticle::Class()) FillVarKFParticle(static_cast<const AliKFParticle*>(object),values);
6551594b 439 // Main function to fill all available variables according to the type of event
440
441 else if (object->IsA() == AliVEvent::Class()) FillVarVEvent(static_cast<const AliVEvent*>(object), values);
442 else if (object->IsA() == AliESDEvent::Class()) FillVarESDEvent(static_cast<const AliESDEvent*>(object), values);
443 else if (object->IsA() == AliAODEvent::Class()) FillVarAODEvent(static_cast<const AliAODEvent*>(object), values);
444 else if (object->IsA() == AliMCEvent::Class()) FillVarMCEvent(static_cast<const AliMCEvent*>(object), values);
5720c765 445 else if (object->IsA() == AliEventplane::Class()) FillVarTPCEventPlane(static_cast<const AliEventplane*>(object), values);
1201a1a9 446// else printf(Form("AliDielectronVarManager::Fill: Type %s is not supported by AliDielectronVarManager!", object->ClassName())); //TODO: implement without object needed
b2a297fa 447}
448
449inline void AliDielectronVarManager::FillVarVParticle(const AliVParticle *particle, Double_t * const values)
450{
451 //
452 // Fill track information available in AliVParticle into an array
453 //
454 values[AliDielectronVarManager::kPx] = particle->Px();
455 values[AliDielectronVarManager::kPy] = particle->Py();
456 values[AliDielectronVarManager::kPz] = particle->Pz();
457 values[AliDielectronVarManager::kPt] = particle->Pt();
458 values[AliDielectronVarManager::kP] = particle->P();
459
460 values[AliDielectronVarManager::kXv] = particle->Xv();
461 values[AliDielectronVarManager::kYv] = particle->Yv();
462 values[AliDielectronVarManager::kZv] = particle->Zv();
463
ba15fdfb 464 values[AliDielectronVarManager::kOneOverPt] = (particle->Pt()>1.0e-3 ? particle->OneOverPt() : 0.0);
b2a297fa 465 values[AliDielectronVarManager::kPhi] = particle->Phi();
466 values[AliDielectronVarManager::kTheta] = particle->Theta();
467 values[AliDielectronVarManager::kEta] = particle->Eta();
468 values[AliDielectronVarManager::kY] = particle->Y();
8df8e382 469
b2a297fa 470 values[AliDielectronVarManager::kE] = particle->E();
471 values[AliDielectronVarManager::kM] = particle->M();
472 values[AliDielectronVarManager::kCharge] = particle->Charge();
2a14a7b1 473
474 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
475
ba15fdfb 476// if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
477 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
478 values[i]=fgData[i];
b2a297fa 479}
480
481inline void AliDielectronVarManager::FillVarESDtrack(const AliESDtrack *particle, Double_t * const values)
482{
483 //
484 // Fill track information available for histogramming into an array
485 //
486
487 // Fill common AliVParticle interface information
488 FillVarVParticle(particle, values);
489
5720c765 490 AliESDtrack *esdTrack=0x0;
491 Double_t origdEdx=particle->GetTPCsignal();
492
493 // apply ETa correction, remove once this is in the tender
d327d9cd 494 esdTrack=const_cast<AliESDtrack*>(particle);
9395992d 495 if (!esdTrack) return;
d327d9cd 496 esdTrack->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(esdTrack)/AliDielectronPID::GetCorrValdEdx(),esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
5720c765 497
8df8e382 498 Double_t pidProbs[AliPID::kSPECIES];
b2a297fa 499 // Fill AliESDtrack interface specific information
164bfb53 500 Double_t tpcNcls=particle->GetTPCNcls();
5720c765 501 Double_t tpcNclsS = particle->GetTPCnclsS();
502 Double_t itsNcls=particle->GetNcls(0);
ba15fdfb 503 Double_t tpcSignalN=particle->GetTPCsignalN();
9afa0f7e 504 Double_t tpcClusFindable=particle->GetTPCNclsF();
5720c765 505 values[AliDielectronVarManager::kNclsITS] = itsNcls; // TODO: get rid of the plain numbers
61d106d3 506 values[AliDielectronVarManager::kNclsTPC] = tpcNcls; // TODO: get rid of the plain numbers
5720c765 507 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
508 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
ffbede40 509 values[AliDielectronVarManager::kNclsTPCiter1] = particle->GetTPCNclsIter1(); // TODO: get rid of the plain numbers
9afa0f7e 510 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
511 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
512 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
513 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
ba15fdfb 514 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
515 values[AliDielectronVarManager::kTPCsignalNfrac]= tpcNcls>0?tpcSignalN/tpcNcls:0;
b2a297fa 516 values[AliDielectronVarManager::kNclsTRD] = particle->GetNcls(2); // TODO: get rid of the plain numbers
517 values[AliDielectronVarManager::kTRDntracklets] = particle->GetTRDntracklets(); // TODO: GetTRDtracklets/GetTRDntracklets?
e4339752 518 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
67fd1119 519 values[AliDielectronVarManager::kTRDchi2] = particle->GetTRDchi2();
5720c765 520 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
29091f0d 521 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
522 const UChar_t threshold = 5;
523 TBits tpcClusterMap = particle->GetTPCClusterMap();
524 UChar_t n=0; UChar_t j=0;
525 for(UChar_t i=0; i<8; ++i) {
526 n=0;
527 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
528 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
529 }
61d106d3 530 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
07480df6 531 values[AliDielectronVarManager::kFilterBit] = 0;
61d106d3 532
533 values[AliDielectronVarManager::kTPCchi2Cl] = -1;
534 if (tpcNcls>0) values[AliDielectronVarManager::kTPCchi2Cl] = particle->GetTPCchi2() / tpcNcls;
5720c765 535 values[AliDielectronVarManager::kITSchi2Cl] = -1;
536 if (itsNcls>0) values[AliDielectronVarManager::kITSchi2Cl] = particle->GetITSchi2() / itsNcls;
8df8e382 537 //TRD pidProbs
538 particle->GetTRDpid(pidProbs);
539 values[AliDielectronVarManager::kTRDprobEle] = pidProbs[AliPID::kElectron];
540 values[AliDielectronVarManager::kTRDprobPio] = pidProbs[AliPID::kPion];
ffbede40 541
88e9bae6 542 values[AliDielectronVarManager::kV0Index0] = particle->GetV0Index(0);
ffbede40 543 values[AliDielectronVarManager::kKinkIndex0] = particle->GetKinkIndex(0);
8df8e382 544
b2a297fa 545 Float_t impactParXY, impactParZ;
546 particle->GetImpactParameters(impactParXY, impactParZ);
547 values[AliDielectronVarManager::kImpactParXY] = impactParXY;
548 values[AliDielectronVarManager::kImpactParZ] = impactParZ;
549
8df8e382 550
ba15fdfb 551 values[AliDielectronVarManager::kPdgCode]=-1;
552 values[AliDielectronVarManager::kPdgCodeMother]=-1;
553 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1bb1fef1 554 values[AliDielectronVarManager::kHasCocktailMother]=0;
555 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
ba15fdfb 556
8df8e382 557 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
558
559 AliDielectronMC *mc=AliDielectronMC::Instance();
560
561 if (mc->HasMC()){
1bb1fef1 562 if (mc->GetMCTrack(particle)) {
ba15fdfb 563 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
1bb1fef1 564 Int_t trkLbl = mc->GetMCTrack(particle)->GetLabel();
565 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
566 }
ba15fdfb 567 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
568 if (motherMC){
569 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1bb1fef1 570 Int_t motherLbl = motherMC->GetLabel();
571 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
ba15fdfb 572
573 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
574 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
575 }
576
8df8e382 577 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
578 } //if(mc->HasMC())
579
580
581
582 values[AliDielectronVarManager::kITSsignal] = particle->GetITSsignal();
583
584 Double_t itsdEdx[4];
585 particle->GetITSdEdxSamples(itsdEdx);
586
587 values[AliDielectronVarManager::kITSsignalSSD1] = itsdEdx[0];
588 values[AliDielectronVarManager::kITSsignalSSD2] = itsdEdx[1];
589 values[AliDielectronVarManager::kITSsignalSDD1] = itsdEdx[2];
590 values[AliDielectronVarManager::kITSsignalSDD2] = itsdEdx[3];
3505bfad 591 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
5720c765 592 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
593
594 for (Int_t iC=0; iC<6; iC++) {
595 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
596 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
597 break;
598 }
599 }
600
3505bfad 601
b2a297fa 602 values[AliDielectronVarManager::kTrackLength] = particle->GetIntegratedLength();
b2a297fa 603 //dEdx information
604 Double_t mom = particle->GetP();
605 const AliExternalTrackParam *in=particle->GetInnerParam();
5720c765 606 Double_t ysignedIn=-100;
607 if (in) {
608 mom = in->GetP();
609 ysignedIn=particle->Charge()*in->GetY();
610 }
b2a297fa 611 values[AliDielectronVarManager::kPIn]=mom;
5720c765 612 values[AliDielectronVarManager::kYsignedIn]=ysignedIn;
613 const AliExternalTrackParam *out=particle->GetOuterParam();
614 if(out) values[AliDielectronVarManager::kPOut] = out->GetP();
615 else values[AliDielectronVarManager::kPOut] = mom;
616 if(out && fgEvent) {
617 Double_t localCoord[3]={0.0};
618 Bool_t localCoordGood = out->GetXYZAt(298.0, ((AliESDEvent*)fgEvent)->GetMagneticField(), localCoord);
619 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.);
620 }
621 if(mc->HasMC() && fgTRDpidEff[0][0]) {
622 Int_t runNo = (fgEvent ? fgEvent->GetRunNumber() : -1);
623 Float_t centrality=-1.0;
624 AliCentrality *esdCentrality = (fgEvent ? fgEvent->GetCentrality() : 0x0);
625 if(esdCentrality) centrality = esdCentrality->GetCentralityPercentile("V0M");
626 Double_t effErr=0.0;
627 values[kTRDpidEffLeg] = GetTRDpidEfficiency(runNo, centrality, values[AliDielectronVarManager::kEta],
628 values[AliDielectronVarManager::kTRDphi],
629 values[AliDielectronVarManager::kPOut], effErr);
630 }
b2a297fa 631 values[AliDielectronVarManager::kTPCsignal]=particle->GetTPCsignal();
ba15fdfb 632
633 values[AliDielectronVarManager::kTOFsignal]=particle->GetTOFsignal();
634
635 Double_t l = particle->GetIntegratedLength(); // cm
636 Double_t t = particle->GetTOFsignal();
637 Double_t t0 = fgPIDResponse->GetTOFResponse().GetTimeZero(); // ps
638
639 if( (l < 360. || l > 800.) || (t <= 0.) || (t0 >999990.0) ) {
640 values[AliDielectronVarManager::kTOFbeta]=0.0;
641 }
642 else {
643 t -= t0; // subtract the T0
644 l *= 0.01; // cm ->m
645 t *= 1e-12; //ps -> s
646
647 Double_t v = l / t;
648 Float_t beta = v / TMath::C();
649 values[AliDielectronVarManager::kTOFbeta]=beta;
650 }
5720c765 651 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
ba15fdfb 652
6551594b 653 // nsigma to Electron band
654 // TODO: for the moment we set the bethe bloch parameters manually
655 // this should be changed in future!
48609e3d 656
ba15fdfb 657 values[AliDielectronVarManager::kTPCnSigmaEle]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCorrVal();
658 values[AliDielectronVarManager::kTPCnSigmaPio]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
659 values[AliDielectronVarManager::kTPCnSigmaMuo]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
660 values[AliDielectronVarManager::kTPCnSigmaKao]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
661 values[AliDielectronVarManager::kTPCnSigmaPro]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
662
663 values[AliDielectronVarManager::kITSnSigmaEle]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kElectron);
664 values[AliDielectronVarManager::kITSnSigmaPio]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kPion);
665 values[AliDielectronVarManager::kITSnSigmaMuo]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kMuon);
666 values[AliDielectronVarManager::kITSnSigmaKao]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kKaon);
667 values[AliDielectronVarManager::kITSnSigmaPro]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kProton);
668
669 values[AliDielectronVarManager::kTOFnSigmaEle]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
670 values[AliDielectronVarManager::kTOFnSigmaPio]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
671 values[AliDielectronVarManager::kTOFnSigmaMuo]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
672 values[AliDielectronVarManager::kTOFnSigmaKao]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
673 values[AliDielectronVarManager::kTOFnSigmaPro]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
5720c765 674
a823f01b 675 //EMCAL PID information
676 Double_t eop=0;
677 Double_t showershape[4]={0.,0.,0.,0.};
678// values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
679 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
680 values[AliDielectronVarManager::kEMCALEoverP] = eop;
88204efa 681 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
a823f01b 682 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
683 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
684 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
685 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
686
687
5720c765 688 //restore TPC signal if it was changed
689 if (esdTrack) esdTrack->SetTPCsignal(origdEdx,esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
b2a297fa 690}
691
692inline void AliDielectronVarManager::FillVarAODTrack(const AliAODTrack *particle, Double_t * const values)
693{
694 //
695 // Fill track information available for histogramming into an array
696 //
697
698 // Fill common AliVParticle interface information
699 FillVarVParticle(particle, values);
ba15fdfb 700 Double_t tpcNcls=particle->GetTPCNcls();
5720c765 701
702 //GetNclsS not present in AODtrack
703 //Replace with method as soon as available
704 TBits tpcSharedMap = particle->GetTPCSharedMap();
705 Double_t tpcNclsS= tpcSharedMap.CountBits(0)-tpcSharedMap.CountBits(159);
9afa0f7e 706 Double_t tpcClusFindable=particle->GetTPCNclsF();
707
572b0139 708 // Reset AliESDtrack interface specific information
1762f182 709 values[AliDielectronVarManager::kNclsITS] = particle->GetITSNcls();
5720c765 710 values[AliDielectronVarManager::kITSchi2Cl] = -1;
ba15fdfb 711 values[AliDielectronVarManager::kNclsTPC] = tpcNcls;
e4339752 712 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
713 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
ba15fdfb 714 values[AliDielectronVarManager::kNclsTPCiter1] = tpcNcls; // not really available in AOD
9afa0f7e 715 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
716 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
717 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
718 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
572b0139 719 values[AliDielectronVarManager::kNclsTRD] = 0;
720 values[AliDielectronVarManager::kTRDntracklets] = 0;
b863bc83 721 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
722 values[AliDielectronVarManager::kTRDchi2] = (particle->GetTRDntrackletsPID()!=0.?particle->GetTRDchi2():-1);
1ca9f651 723 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
724 const UChar_t threshold = 5;
725 TBits tpcClusterMap = particle->GetTPCClusterMap();
726 UChar_t n=0; UChar_t j=0;
727 for(UChar_t i=0; i<8; ++i) {
728 n=0;
729 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
730 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
731 }
732
07480df6 733 values[AliDielectronVarManager::kTPCchi2Cl] = (tpcNcls>0)?particle->Chi2perNDF()*(tpcNcls-5)/tpcNcls:-1.; // it is stored as normalized to tpcNcls-5 (see AliAnalysisTaskESDfilter)
61d106d3 734 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
07480df6 735 values[AliDielectronVarManager::kFilterBit] = (Double_t)particle->GetFilterMap();
736
8df8e382 737 //TRD pidProbs
738 //TODO: set correctly
739 values[AliDielectronVarManager::kTRDprobEle] = 0;
740 values[AliDielectronVarManager::kTRDprobPio] = 0;
67fd1119 741
2a14a7b1 742 values[AliDielectronVarManager::kTPCsignalN] = 0;
ba15fdfb 743 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
b863bc83 744
2a14a7b1 745 // Fill AliAODTrack interface information
746 //
0c09cae4 747 Int_t v0Index=-1;
748 Int_t kinkIndex=-1;
749// printf("test v\n");
750 if (particle->GetProdVertex()) {
751// printf("has v\n");
752 v0Index = particle->GetProdVertex()->GetType()==AliAODVertex::kV0 ? 1 : 0;
753 kinkIndex = particle->GetProdVertex()->GetType()==AliAODVertex::kKink ? 1 : 0;
754 }
755 values[AliDielectronVarManager::kV0Index0] = v0Index;
756 values[AliDielectronVarManager::kKinkIndex0] = kinkIndex;
a823f01b 757
2a14a7b1 758 Double_t d0z0[2];
759 GetDCA(particle, d0z0);
760 values[AliDielectronVarManager::kImpactParXY] = d0z0[0];
761 values[AliDielectronVarManager::kImpactParZ] = d0z0[1];
572b0139 762
0c09cae4 763 values[AliDielectronVarManager::kPIn] = 0.;
764 values[AliDielectronVarManager::kTPCsignal] = 0.;
765 values[AliDielectronVarManager::kTPCsignalN] = -1.;
766 values[AliDielectronVarManager::kTPCsignalNfrac] = -1.;
767 values[AliDielectronVarManager::kTPCclsDiff] = -999.;
ba15fdfb 768
769 values[AliDielectronVarManager::kTOFsignal]=0;
29091f0d 770 //values[AliDielectronVarManager::kTOFbeta]=0;
572b0139 771
772 values[AliDielectronVarManager::kTPCnSigmaEle]=0;
773 values[AliDielectronVarManager::kTPCnSigmaPio]=0;
774 values[AliDielectronVarManager::kTPCnSigmaMuo]=0;
775 values[AliDielectronVarManager::kTPCnSigmaKao]=0;
776 values[AliDielectronVarManager::kTPCnSigmaPro]=0;
b2a297fa 777
0c09cae4 778 values[AliDielectronVarManager::kTOFnSigmaEle]=0;
779 values[AliDielectronVarManager::kTOFnSigmaPio]=0;
780 values[AliDielectronVarManager::kTOFnSigmaMuo]=0;
781 values[AliDielectronVarManager::kTOFnSigmaKao]=0;
782 values[AliDielectronVarManager::kTOFnSigmaPro]=0;
783
3505bfad 784 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
e4339752 785 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
786 for (Int_t iC=0; iC<6; iC++) {
787 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
788 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
789 break;
790 }
791 }
792
0c09cae4 793 AliAODPid *pid=const_cast<AliAODPid*>(particle->GetDetPid());
b863bc83 794 if (pid) {
0c09cae4 795 Double_t origdEdx=pid->GetTPCsignal();
796 //overwrite signal
797 pid->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(particle)/AliDielectronPID::GetCorrValdEdx());
798
572b0139 799 Double_t mom =pid->GetTPCmomentum();
ba15fdfb 800 Double_t tpcSignalN=pid->GetTPCsignalN();
0c09cae4 801 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
802 values[AliDielectronVarManager::kTPCsignalNfrac] = tpcNcls>0?tpcSignalN/tpcNcls:0;
803 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
ba15fdfb 804 Double_t tpcNsigmaEle=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
805 Double_t tpcNsigmaPio=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
806 Double_t tpcNsigmaMuo=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
807 Double_t tpcNsigmaKao=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
808 Double_t tpcNsigmaPro=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
572b0139 809
164bfb53 810 values[AliDielectronVarManager::kPIn]=mom;
572b0139 811 values[AliDielectronVarManager::kTPCsignal]=pid->GetTPCsignal();
812
813 values[AliDielectronVarManager::kTPCnSigmaEle]=tpcNsigmaEle;
814 values[AliDielectronVarManager::kTPCnSigmaPio]=tpcNsigmaPio;
815 values[AliDielectronVarManager::kTPCnSigmaMuo]=tpcNsigmaMuo;
816 values[AliDielectronVarManager::kTPCnSigmaKao]=tpcNsigmaKao;
817 values[AliDielectronVarManager::kTPCnSigmaPro]=tpcNsigmaPro;
818
e4339752 819 Double_t prob[AliPID::kSPECIES];
820 fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob);
821 values[AliDielectronVarManager::kTRDprobEle] = prob[AliPID::kElectron];
822 values[AliDielectronVarManager::kTRDprobPio] = prob[AliPID::kPion];
23ca3de6 823 // fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob, AliTRDPIDResponse::kLQ2D);
824 values[AliDielectronVarManager::kTRDprob2DEle] = 0.0;//prob[AliPID::kElectron];
825 values[AliDielectronVarManager::kTRDprob2DPio] = 0.0;//prob[AliPID::kPion];
e4339752 826
827 values[AliDielectronVarManager::kTOFsignal]=pid->GetTOFsignal();
29091f0d 828 Double32_t expt[5];
829 particle->GetIntegratedTimes(expt); // ps
830 Double_t l = TMath::C()* expt[0]*1e-12; // m
831 Double_t t = pid->GetTOFsignal(); // ps start time subtracted (until v5-02-Rev09)
832 AliTOFHeader* tofH=0x0; // from v5-02-Rev10 on subtract the start time
833 if(fgEvent) tofH = (AliTOFHeader*)fgEvent->GetTOFHeader();
834 if(tofH) t -= fgPIDResponse->GetTOFResponse().GetStartTime(particle->P()); // ps
835
836 if( (l < 360.e-2 || l > 800.e-2) || (t <= 0.) ) {
837 values[AliDielectronVarManager::kTOFbeta] =0;
838 }
839 else {
840 t *= 1e-12; //ps -> s
841
842 Double_t v = l / t;
843 Float_t beta = v / TMath::C();
844 values[AliDielectronVarManager::kTOFbeta]=beta;
845 }
5720c765 846
847 Double_t tofNsigmaEle=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
848 Double_t tofNsigmaPio=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
849 Double_t tofNsigmaMuo=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
850 Double_t tofNsigmaKao=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
851 Double_t tofNsigmaPro=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
852
853 values[AliDielectronVarManager::kTOFnSigmaEle]=tofNsigmaEle;
854 values[AliDielectronVarManager::kTOFnSigmaPio]=tofNsigmaPio;
855 values[AliDielectronVarManager::kTOFnSigmaMuo]=tofNsigmaMuo;
856 values[AliDielectronVarManager::kTOFnSigmaKao]=tofNsigmaKao;
857 values[AliDielectronVarManager::kTOFnSigmaPro]=tofNsigmaPro;
572b0139 858
0c09cae4 859 pid->SetTPCsignal(origdEdx);
572b0139 860 }
ba15fdfb 861
a823f01b 862 //EMCAL PID information
863 Double_t eop=0;
864 Double_t showershape[4]={0.,0.,0.,0.};
865// values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
866 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
867 values[AliDielectronVarManager::kEMCALEoverP] = eop;
88204efa 868 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
a823f01b 869 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
870 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
871 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
872 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
873
ba15fdfb 874 values[AliDielectronVarManager::kPdgCode]=-1;
875 values[AliDielectronVarManager::kPdgCodeMother]=-1;
876 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1bb1fef1 877 values[AliDielectronVarManager::kHasCocktailMother]=0;
878 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
879
07480df6 880 values[AliDielectronVarManager::kNumberOfDaughters]=-1;
ba15fdfb 881
882 AliDielectronMC *mc=AliDielectronMC::Instance();
883
884 if (mc->HasMC()){
1bb1fef1 885 if (mc->GetMCTrack(particle)) {
ba15fdfb 886 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
1bb1fef1 887 Int_t trkLbl = mc->GetMCTrack(particle)->GetLabel();
888 // printf("trklbl %d for %p->%p \n",trkLbl,particle,mc->GetMCTrack(particle));
889 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
890 }
ba15fdfb 891 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
892 if (motherMC){
893 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1bb1fef1 894 Int_t motherLbl = motherMC->GetLabel();
895 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
896
ba15fdfb 897 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
898 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
899 }
900
901 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
902 } //if(mc->HasMC())
903
5720c765 904 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
b2a297fa 905}
906
907inline void AliDielectronVarManager::FillVarMCParticle(const AliMCParticle *particle, Double_t * const values)
908{
909 //
910 // Fill track information available for histogramming into an array
911 //
912
554e40f8 913 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 914 values[AliDielectronVarManager::kITSchi2Cl] = 0;
554e40f8 915 values[AliDielectronVarManager::kNclsTPC] = 0;
07480df6 916 values[AliDielectronVarManager::kNclsSTPC] = 0;
917 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
554e40f8 918 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
919 values[AliDielectronVarManager::kNFclsTPC] = 0;
fb7d2d99 920 values[AliDielectronVarManager::kNFclsTPCr] = 0;
921 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
554e40f8 922 values[AliDielectronVarManager::kNclsTRD] = 0;
923 values[AliDielectronVarManager::kTRDntracklets] = 0;
924 values[AliDielectronVarManager::kTRDpidQuality] = 0;
925 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
926 values[AliDielectronVarManager::kTrackStatus] = 0;
07480df6 927 values[AliDielectronVarManager::kFilterBit] = 0;
554e40f8 928 values[AliDielectronVarManager::kTRDprobEle] = 0;
929 values[AliDielectronVarManager::kTRDprobPio] = 0;
930 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 931 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 932 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
554e40f8 933 values[AliDielectronVarManager::kImpactParXY] = 0;
934 values[AliDielectronVarManager::kImpactParZ] = 0;
935 values[AliDielectronVarManager::kPIn] = 0;
5720c765 936 values[AliDielectronVarManager::kYsignedIn] = 0;
554e40f8 937 values[AliDielectronVarManager::kTPCsignal] = 0;
ba15fdfb 938 values[AliDielectronVarManager::kTOFsignal] = 0;
939 values[AliDielectronVarManager::kTOFbeta] = 0;
554e40f8 940 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
941 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
942 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
943 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
944 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
945 values[AliDielectronVarManager::kITSclusterMap] = 0;
946
ba15fdfb 947 values[AliDielectronVarManager::kPdgCode] = -1;
948 values[AliDielectronVarManager::kPdgCodeMother] = -1;
949 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1bb1fef1 950 values[AliDielectronVarManager::kHasCocktailMother]=0;
951 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
952
b2a297fa 953 // Fill common AliVParticle interface information
954 FillVarVParticle(particle, values);
8df8e382 955
956 AliDielectronMC *mc=AliDielectronMC::Instance();
957
b2a297fa 958 // Fill AliMCParticle interface specific information
959 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1bb1fef1 960 Int_t trkLbl = particle->GetLabel();
961 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
8df8e382 962
ba15fdfb 963 AliMCParticle *motherMC = mc->GetMCTrackMother(particle);
964 if (motherMC){
965 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1bb1fef1 966 Int_t motherLbl = motherMC->GetLabel();
967 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
968
ba15fdfb 969 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
970 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
971 }
972
fb7d2d99 973 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
8df8e382 974 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
b2a297fa 975}
976
ba15fdfb 977
978inline void AliDielectronVarManager::FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values) {
979 //
980 // fill 2 track information starting from MC legs
981 //
982
983 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 984 values[AliDielectronVarManager::kITSchi2Cl] = -1;
ba15fdfb 985 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 986 values[AliDielectronVarManager::kNclsSTPC] = 0;
987 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
ba15fdfb 988 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
989 values[AliDielectronVarManager::kNFclsTPC] = 0;
990 values[AliDielectronVarManager::kNFclsTPCr] = 0;
991 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
992 values[AliDielectronVarManager::kNclsTRD] = 0;
993 values[AliDielectronVarManager::kTRDntracklets] = 0;
994 values[AliDielectronVarManager::kTRDpidQuality] = 0;
995 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
996 values[AliDielectronVarManager::kTrackStatus] = 0;
07480df6 997 values[AliDielectronVarManager::kFilterBit] = 0;
ba15fdfb 998 values[AliDielectronVarManager::kTRDprobEle] = 0;
999 values[AliDielectronVarManager::kTRDprobPio] = 0;
1000 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 1001 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 1002 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
1003 values[AliDielectronVarManager::kImpactParXY] = 0;
1004 values[AliDielectronVarManager::kImpactParZ] = 0;
1005 values[AliDielectronVarManager::kPIn] = 0;
5720c765 1006 values[AliDielectronVarManager::kYsignedIn] = 0;
ba15fdfb 1007 values[AliDielectronVarManager::kTPCsignal] = 0;
1008 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1009 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1010 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1011 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1012 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1013 values[AliDielectronVarManager::kITSclusterMap] = 0;
1014
1015 values[AliDielectronVarManager::kPdgCode] = 0;
1016 values[AliDielectronVarManager::kPdgCodeMother] = 0;
1bb1fef1 1017 values[AliDielectronVarManager::kHasCocktailMother]=0;
ba15fdfb 1018
1019 AliDielectronMC *mc=AliDielectronMC::Instance();
1020 AliVParticle* mother=0x0;
1021 Int_t mLabel1 = mc->GetMothersLabel(p1->GetLabel());
1022 Int_t mLabel2 = mc->GetMothersLabel(p2->GetLabel());
1023 if(mLabel1==mLabel2)
1024 mother = mc->GetMCTrackFromMCEvent(mLabel1);
5720c765 1025
1026 values[AliDielectronVarManager::kPseudoProperTime] = -2e10;
1027 if(mother) { // same mother
ba15fdfb 1028 FillVarVParticle(mother, values);
5720c765 1029 Double_t lxy = ((mother->Xv()- values[AliDielectronVarManager::kXvPrim]) * mother->Px() +
1030 (mother->Yv()- values[AliDielectronVarManager::kYvPrim]) * mother->Py() )/mother->Pt();
1031 values[AliDielectronVarManager::kPseudoProperTime] = lxy*(TDatabasePDG::Instance()->GetParticle(443)->Mass())/mother->Pt();
1032 }
213ceb97 1033 // AliVParticle part
1034 values[AliDielectronVarManager::kPx] = p1->Px()+p2->Px();
1035 values[AliDielectronVarManager::kPy] = p1->Py()+p2->Py();
1036 values[AliDielectronVarManager::kPz] = p1->Pz()+p2->Pz();
1037 values[AliDielectronVarManager::kPt] = TMath::Sqrt(values[AliDielectronVarManager::kPx]*
1038 values[AliDielectronVarManager::kPx]+
1039 values[AliDielectronVarManager::kPy]*
1040 values[AliDielectronVarManager::kPy]);
1041 values[AliDielectronVarManager::kP] = TMath::Sqrt(values[AliDielectronVarManager::kPt]*
1042 values[AliDielectronVarManager::kPt]+
1043 values[AliDielectronVarManager::kPz]*
1044 values[AliDielectronVarManager::kPz]);
ba15fdfb 1045
213ceb97 1046 values[AliDielectronVarManager::kXv] = 0;
1047 values[AliDielectronVarManager::kYv] = 0;
1048 values[AliDielectronVarManager::kZv] = 0;
ba15fdfb 1049
213ceb97 1050 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>1.0e-6 ? 1.0/values[AliDielectronVarManager::kPt] : 0.0);
1051 values[AliDielectronVarManager::kPhi] = TMath::ATan2(values[AliDielectronVarManager::kPy],values[AliDielectronVarManager::kPx]);
1052 values[AliDielectronVarManager::kTheta] = TMath::ATan2(values[AliDielectronVarManager::kPt],values[AliDielectronVarManager::kPz]);
1053 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.);
1054 values[AliDielectronVarManager::kE] = p1->E()+p2->E();
1055 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.);
1056 values[AliDielectronVarManager::kCharge] = p1->Charge()+p2->Charge();
1057
88e9bae6 1058 values[AliDielectronVarManager::kM] = p1->M()*p1->M()+p2->M()*p2->M()+
1059 2.0*(p1->E()*p2->E()-p1->Px()*p2->Px()-p1->Py()*p2->Py()-p1->Pz()*p2->Pz());
1060 values[AliDielectronVarManager::kM] = (values[AliDielectronVarManager::kM]>1.0e-8 ? TMath::Sqrt(values[AliDielectronVarManager::kM]) : -1.0);
ba15fdfb 1061
213ceb97 1062 if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
a823f01b 1063
5720c765 1064 values[AliDielectronVarManager::kThetaHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kTRUE);
1065 values[AliDielectronVarManager::kPhiHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kFALSE);
1762f182 1066 values[AliDielectronVarManager::kThetaSqHE] = values[AliDielectronVarManager::kThetaHE] * values[AliDielectronVarManager::kThetaHE];
5720c765 1067 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2*values[AliDielectronVarManager::kPhiHE]);
1068 values[AliDielectronVarManager::kThetaCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kTRUE);
1069 values[AliDielectronVarManager::kPhiCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kFALSE);
1762f182 1070 values[AliDielectronVarManager::kThetaSqCS] = values[AliDielectronVarManager::kThetaCS] * values[AliDielectronVarManager::kThetaCS];
5720c765 1071 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2*values[AliDielectronVarManager::kPhiCS]);
8d7a07b9 1072 values[AliDielectronVarManager::kCosTilPhiHE] = (values[AliDielectronVarManager::kThetaHE]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-3*TMath::Pi()/4.));
1073 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 1074}
1075
1076
b2a297fa 1077inline void AliDielectronVarManager::FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values)
1078{
1079 //
1080 // Fill track information available for histogramming into an array
1081 //
1082
554e40f8 1083 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 1084 values[AliDielectronVarManager::kITSchi2Cl] = -1;
554e40f8 1085 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 1086 values[AliDielectronVarManager::kNclsSTPC] = 0;
1087 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
554e40f8 1088 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1089 values[AliDielectronVarManager::kNFclsTPC] = 0;
1090 values[AliDielectronVarManager::kNclsTRD] = 0;
1091 values[AliDielectronVarManager::kTRDntracklets] = 0;
1092 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1093 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1094 values[AliDielectronVarManager::kTrackStatus] = 0;
07480df6 1095 values[AliDielectronVarManager::kFilterBit] = 0;
554e40f8 1096 values[AliDielectronVarManager::kTRDprobEle] = 0;
1097 values[AliDielectronVarManager::kTRDprobPio] = 0;
1098 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 1099 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 1100 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
554e40f8 1101 values[AliDielectronVarManager::kImpactParXY] = 0;
1102 values[AliDielectronVarManager::kImpactParZ] = 0;
1103 values[AliDielectronVarManager::kPIn] = 0;
5720c765 1104 values[AliDielectronVarManager::kYsignedIn] = 0;
554e40f8 1105 values[AliDielectronVarManager::kTPCsignal] = 0;
1106 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1107 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1108 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1109 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1110 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1111 values[AliDielectronVarManager::kITSclusterMap] = 0;
1112
ba15fdfb 1113 values[AliDielectronVarManager::kPdgCode] = -1;
1114 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1115 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1bb1fef1 1116 values[AliDielectronVarManager::kHasCocktailMother]=0;
1117 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1118
b2a297fa 1119 // Fill common AliVParticle interface information
1120 FillVarVParticle(particle, values);
554e40f8 1121
8df8e382 1122 AliDielectronMC *mc=AliDielectronMC::Instance();
1123
1124
b2a297fa 1125 // Fill AliAODMCParticle interface specific information
8df8e382 1126 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1bb1fef1 1127 Int_t trkLbl = particle->GetLabel();
1128 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
8df8e382 1129
ba15fdfb 1130 AliAODMCParticle *motherMC = mc->GetMCTrackMother(particle);
1131 if (motherMC){
1132 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1bb1fef1 1133 Int_t motherLbl = motherMC->GetLabel();
1134 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
1135
ba15fdfb 1136 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
1137 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
1138 }
1139
1140
fb7d2d99 1141 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
8df8e382 1142
1143 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
b2a297fa 1144}
1145
1146inline void AliDielectronVarManager::FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values)
1147{
1148 //
1149 // Fill pair information available for histogramming into an array
1150 //
2a14a7b1 1151
ba15fdfb 1152 values[AliDielectronVarManager::kPdgCode]=-1;
1153 values[AliDielectronVarManager::kPdgCodeMother]=-1;
1154 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1bb1fef1 1155 values[AliDielectronVarManager::kHasCocktailMother]=0;
1156 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
08b801a6 1157
1158 Double_t errPseudoProperTime2 = -1;
b2a297fa 1159 // Fill common AliVParticle interface information
1160 FillVarVParticle(pair, values);
1161
1162 // Fill AliDielectronPair specific information
1163 const AliKFParticle &kfPair = pair->GetKFParticle();
61d106d3 1164
1165 Double_t thetaHE=0;
1166 Double_t phiHE=0;
1167 Double_t thetaCS=0;
1168 Double_t phiCS=0;
1169
1170 pair->GetThetaPhiCM(thetaHE,phiHE,thetaCS,phiCS);
5720c765 1171
b2a297fa 1172 values[AliDielectronVarManager::kChi2NDF] = kfPair.GetChi2()/kfPair.GetNDF();
1173 values[AliDielectronVarManager::kDecayLength] = kfPair.GetDecayLength();
1174 values[AliDielectronVarManager::kR] = kfPair.GetR();
1175 values[AliDielectronVarManager::kOpeningAngle] = pair->OpeningAngle();
2e02dba4 1176 values[AliDielectronVarManager::kCosPointingAngle] = fgEvent ? pair->GetCosPointingAngle(fgEvent->GetPrimaryVertex()) : -1;
61d106d3 1177 values[AliDielectronVarManager::kThetaHE] = thetaHE;
1178 values[AliDielectronVarManager::kPhiHE] = phiHE;
1762f182 1179 values[AliDielectronVarManager::kThetaSqHE] = thetaHE * thetaHE;
5720c765 1180 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2.0*phiHE);
8d7a07b9 1181 values[AliDielectronVarManager::kCosTilPhiHE] = (thetaHE>0)?(TMath::Cos(phiHE-TMath::Pi()/4.)):(TMath::Cos(phiHE-3*TMath::Pi()/4.));
61d106d3 1182 values[AliDielectronVarManager::kThetaCS] = thetaCS;
1183 values[AliDielectronVarManager::kPhiCS] = phiCS;
1762f182 1184 values[AliDielectronVarManager::kThetaSqCS] = thetaCS * thetaCS;
5720c765 1185 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2.0*phiCS);
8d7a07b9 1186 values[AliDielectronVarManager::kCosTilPhiCS] = (thetaCS>0)?(TMath::Cos(phiCS-TMath::Pi()/4.)):(TMath::Cos(phiCS-3*TMath::Pi()/4.));
572b0139 1187 values[AliDielectronVarManager::kLegDist] = pair->DistanceDaughters();
1188 values[AliDielectronVarManager::kLegDistXY] = pair->DistanceDaughtersXY();
61d106d3 1189 values[AliDielectronVarManager::kDeltaEta] = pair->DeltaEta();
1190 values[AliDielectronVarManager::kDeltaPhi] = pair->DeltaPhi();
8df8e382 1191 values[AliDielectronVarManager::kMerr] = kfPair.GetErrMass()>1e-30&&kfPair.GetMass()>1e-30?kfPair.GetErrMass()/kfPair.GetMass():1000000;
b2a297fa 1192 values[AliDielectronVarManager::kPairType] = pair->GetType();
8df8e382 1193
91487037 1194 values[AliDielectronVarManager::kPsiPair] = fgEvent ? pair->PsiPair(fgEvent->GetMagneticField()) : -5;
805bd069 1195 values[AliDielectronVarManager::kPhivPair] = fgEvent ? pair->PhivPair(fgEvent->GetMagneticField()) : -5;
e4339752 1196 values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? kfPair.GetPseudoProperDecayTime(*(fgEvent->GetPrimaryVertex()), TDatabasePDG::Instance()->GetParticle(443)->Mass(), &errPseudoProperTime2 ) : -1e10;
5720c765 1197 // values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? pair->GetPseudoProperTime(fgEvent->GetPrimaryVertex()): -1e10;
e4339752 1198 values[AliDielectronVarManager::kPseudoProperTimeErr] = (errPseudoProperTime2 > 0) ? TMath::Sqrt(errPseudoProperTime2) : -1e10;
5720c765 1199
08b801a6 1200
1201 if (!(pair->GetKFUsage())) {
1202 //if KF Pairing is not enabled, overwrite values that can be easily derived from legs
1203 //use the INDIVIDUAL KF particles as source, which should be a copy of the corresponding properties
1204 //the ESDtrack, the reference to the ESDtrack is not (always) accessible in Mixing, while KF
1205 //particles are copied in the Pair-Object
1206 static const Double_t mElectron = AliPID::ParticleMass(AliPID::kElectron); // MeV
1207
1208 const AliKFParticle& fD1 = pair->GetKFFirstDaughter();
1209 const AliKFParticle& fD2 = pair->GetKFSecondDaughter();
1210
1211 //Define local buffer variables for leg properties
1212 Double_t px1=-9999.,py1=-9999.,pz1=-9999.;
1213 Double_t px2=-9999.,py2=-9999.,pz2=-9999.;
1214 Double_t e1 =-9999.,e2 =-9999.;
1215 Double_t feta1=-9999.,fphi1=-9999.;
1216 Double_t feta2=-9999.,fphi2=-9999.;
1217
1218 px1 = fD1.GetPx();
1219 py1 = fD1.GetPy();
1220 pz1 = fD1.GetPz();
1221 feta1 = fD1.GetEta();
1222 fphi1 = fD1.GetPhi();
1223
1224 px2 = fD2.GetPx();
1225 py2 = fD2.GetPy();
1226 pz2 = fD2.GetPz();
1227 feta2 = fD2.GetEta();
1228 fphi2 = fD2.GetPhi();
1229
1230 //Calculate Energy per particle by hand
1231 e1 = TMath::Sqrt(mElectron*mElectron+px1*px1+py1*py1+pz1*pz1);
1232 e2 = TMath::Sqrt(mElectron*mElectron+px2*px2+py2*py2+pz2*pz2);
1233
1234 //Now Create TLorentzVector:
1235 TLorentzVector lv1,lv2;
1236 lv1.SetPxPyPzE(px1,py1,pz1,e1);
1237 lv2.SetPxPyPzE(px2,py2,pz2,e2);
1238
1239 values[AliDielectronVarManager::kPx] = (lv1+lv2).Px();
1240 values[AliDielectronVarManager::kPy] = (lv1+lv2).Py();
1241 values[AliDielectronVarManager::kPz] = (lv1+lv2).Pz();
1242
1243 values[AliDielectronVarManager::kPt] = (lv1+lv2).Pt();
1244
1245 values[AliDielectronVarManager::kP] = (lv1+lv2).P();
1246
1247 //Not overwritten, could take event vertex in next iteration
1248 values[AliDielectronVarManager::kXv] = (lv1+lv2).X();
1249 values[AliDielectronVarManager::kYv] = (lv1+lv2).Y();
1250 values[AliDielectronVarManager::kZv] = (lv1+lv2).Z();
1251
1252 values[AliDielectronVarManager::kE] = (lv1+lv2).E();
1253
1254
1255 values[AliDielectronVarManager::kM] = (lv1+lv2).M();
1256
1257 values[AliDielectronVarManager::kOpeningAngle] = lv1.Angle(lv2.Vect());
1258
1259 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>0. ? 1./values[AliDielectronVarManager::kPt] : -9999.);
1260 values[AliDielectronVarManager::kPhi] = (lv1+lv2).Phi();
1261 values[AliDielectronVarManager::kEta] = (lv1+lv2).Eta();
1262
1263 values[AliDielectronVarManager::kY] = (lv1+lv2).Rapidity();
1264
1265 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1266 values[i]=fgData[i];
1267
1268 // Fill AliDielectronPair specific information
1269 values[AliDielectronVarManager::kDeltaEta] = TMath::Abs(feta1 -feta2 );
1270 values[AliDielectronVarManager::kDeltaPhi] = lv1.DeltaPhi(lv2);
1271 values[AliDielectronVarManager::kPairType] = pair->GetType();
1272
1273 /*
1274 //Also not overwritten, still coming from KF particle
1275 //where needed to be replaced by independent determination
1276 values[AliDielectronVarManager::kCharge] = 0.;
1277 values[AliDielectronVarManager::kPdgCode] = 0.;
1278 values[AliDielectronVarManager::kChi2NDF] = 0.;
1279 values[AliDielectronVarManager::kDecayLength] = 0.;
1280 values[AliDielectronVarManager::kR] = 0.;
1281 values[AliDielectronVarManager::kCosPointingAngle] = 0.;
1282 values[AliDielectronVarManager::kThetaHE] = 0.;
1283 values[AliDielectronVarManager::kPhiHE] = 0.;
1284 values[AliDielectronVarManager::kThetaSqHE] = 0.;
1285 values[AliDielectronVarManager::kCos2PhiHE] = 0.;
1286 values[AliDielectronVarManager::kCosTilPhiHE] = 0.;
1287 values[AliDielectronVarManager::kThetaCS] = 0.;
1288 values[AliDielectronVarManager::kPhiCS] = 0.;
1289 values[AliDielectronVarManager::kThetaSqCS] = 0.;
1290 values[AliDielectronVarManager::kCos2PhiCS] = 0.;
1291 values[AliDielectronVarManager::kCosTilPhiCS] = 0.;
1292 values[AliDielectronVarManager::kLegDist] = 0.;
1293 values[AliDielectronVarManager::kLegDistXY] = 0.;
1294 values[AliDielectronVarManager::kMerr] = 0.;
1295 values[AliDielectronVarManager::kPseudoProperTime] = 0.;
1296 values[AliDielectronVarManager::kPseudoProperTimeErr] = 0.;
1297 //Fill in Taku's PhiV?
1298 values[AliDielectronVarManager::kPsiPair] = 0.;
1299
1300 */
1301
1302
1303 }
1304 //common, regardless of calculation method
1305 // Flow quantities
5720c765 1306 Double_t delta=0.0;
1307 // v2 with respect to VZERO-A event plane
1308 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ArpH2];
1309 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1310 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1311 values[AliDielectronVarManager::kV0ArpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1312 values[AliDielectronVarManager::kDeltaPhiV0ArpH2] = delta;
1313 // v2 with respect to VZERO-C event plane
1314 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0CrpH2];
1315 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1316 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1317 values[AliDielectronVarManager::kV0CrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1318 values[AliDielectronVarManager::kDeltaPhiV0CrpH2] = delta;
1319 // v2 with respect to the combined VZERO-A and VZERO-C event plane
1320 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ACrpH2];
1321 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1322 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1323 values[AliDielectronVarManager::kV0ACrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1324 values[AliDielectronVarManager::kDeltaPhiV0ACrpH2] = delta;
1325
a3cde8ca 1326
1327 // quantities using the values of AliEPSelectionTask
1328 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2];
1329 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2];
1330 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2];
1331 // keep the interval [-pi,+pi]
1332 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] > TMath::Pi() )
1333 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] -= TMath::TwoPi();
1334 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] > TMath::Pi() )
1335 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] -= TMath::TwoPi();
1336 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] > TMath::Pi() )
1337 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] -= TMath::TwoPi();
1338
1339 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] < -1.*TMath::Pi() )
1340 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] += TMath::TwoPi();
1341 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] < -1.*TMath::Pi() )
1342 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] += TMath::TwoPi();
1343 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] < -1.*TMath::Pi() )
1344 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] += TMath::TwoPi();
1345
5720c765 1346
8df8e382 1347 AliDielectronMC *mc=AliDielectronMC::Instance();
1348
1349 if (mc->HasMC()){
5720c765 1350 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -10.0e+10;
ba15fdfb 1351 Bool_t samemother = mc->HaveSameMother(pair);
1352 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(pair);
1353 values[AliDielectronVarManager::kHaveSameMother] = samemother ;
5720c765 1354
1bb1fef1 1355 // fill kPseudoProperTimeResolution
5720c765 1356 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -1e10;
1357 // values[AliDielectronVarManager::kPseudoProperTimePull] = -1e10;
1358 if(samemother && fgEvent) {
1359 if(pair->GetFirstDaughter()->GetLabel() > 0) {
1360 const AliVParticle* d1 = mc->GetMCTrackFromMCEvent(pair->GetFirstDaughter()->GetLabel());
1361 const AliVParticle* motherMC = mc->GetMCTrackFromMCEvent(((AliMCParticle*)d1)->GetMother());
40875e45 1362 const AliMCEvent *mcevent = mc->GetMCEvent();
1363 const AliVVertex* mcVtx = mcevent ? mcevent->GetPrimaryVertex() : 0x0;
5720c765 1364 if(motherMC && mcVtx) {
1bb1fef1 1365 Int_t motherLbl = motherMC->GetLabel();
1366 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
1367 const Double_t lxyMC = ( (motherMC->Xv() - mcVtx->GetX()) * motherMC->Px() +
5720c765 1368 (motherMC->Yv() - mcVtx->GetY()) * motherMC->Py() ) / motherMC->Pt();
1369 const Double_t pseudoMC = lxyMC * (TDatabasePDG::Instance()->GetParticle(443)->Mass())/motherMC->Pt();
1370 values[AliDielectronVarManager::kPseudoProperTimeResolution] = values[AliDielectronVarManager::kPseudoProperTime] - pseudoMC;
1371 if (errPseudoProperTime2 > 0)
1372 values[AliDielectronVarManager::kPseudoProperTimePull] = values[AliDielectronVarManager::kPseudoProperTimeResolution]/sqrt(errPseudoProperTime2);
1bb1fef1 1373 }
5720c765 1374 }
1375 }
2e02dba4 1376
1377 values[AliDielectronVarManager::kTRDpidEffPair] = 0.;
1378 if (fgTRDpidEff[0][0]){
1379 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1380 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1381 AliVParticle* leg1 = pair->GetFirstDaughter();
1382 AliVParticle* leg2 = pair->GetSecondDaughter();
1383 if (leg1 && leg2){
1384 Fill(leg1, valuesLeg1);
1385 Fill(leg2, valuesLeg2);
1386 values[AliDielectronVarManager::kTRDpidEffPair] = valuesLeg1[AliDielectronVarManager::kTRDpidEffLeg]*valuesLeg2[AliDielectronVarManager::kTRDpidEffLeg];
1387 }
1388 }
8df8e382 1389 }//if (mc->HasMC())
1390
1391
b2a297fa 1392}
1393
1201a1a9 1394inline void AliDielectronVarManager::FillVarKFParticle(const AliKFParticle *particle, Double_t * const values)
1395{
1396 //
1397 // Fill track information available in AliVParticle into an array
1398 //
1399 values[AliDielectronVarManager::kPx] = particle->GetPx();
1400 values[AliDielectronVarManager::kPy] = particle->GetPy();
1401 values[AliDielectronVarManager::kPz] = particle->GetPz();
1402 values[AliDielectronVarManager::kPt] = particle->GetPt();
1403 values[AliDielectronVarManager::kP] = particle->GetP();
1404
1405 values[AliDielectronVarManager::kXv] = particle->GetX();
1406 values[AliDielectronVarManager::kYv] = particle->GetY();
1407 values[AliDielectronVarManager::kZv] = particle->GetZ();
1408
1409 values[AliDielectronVarManager::kOneOverPt] = 0;
1410 values[AliDielectronVarManager::kPhi] = particle->GetPhi();
1411 values[AliDielectronVarManager::kTheta] = 0.;
1412 values[AliDielectronVarManager::kEta] = particle->GetEta();
1413 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.;
1414
1415 values[AliDielectronVarManager::kE] = particle->GetE();
1416 values[AliDielectronVarManager::kM] = particle->GetMass();
1417 values[AliDielectronVarManager::kCharge] = particle->GetQ();
1418
1419 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 1420 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1201a1a9 1421 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 1422 values[AliDielectronVarManager::kNclsSTPC] = 0;
1423 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1201a1a9 1424 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1425 values[AliDielectronVarManager::kNFclsTPC] = 0;
1426 values[AliDielectronVarManager::kNclsTRD] = 0;
1427 values[AliDielectronVarManager::kTRDntracklets] = 0;
1428 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1429 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1430 values[AliDielectronVarManager::kTrackStatus] = 0;
07480df6 1431 values[AliDielectronVarManager::kFilterBit] = 0;
1201a1a9 1432 values[AliDielectronVarManager::kTRDprobEle] = 0;
1433 values[AliDielectronVarManager::kTRDprobPio] = 0;
1434 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 1435 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 1436 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1201a1a9 1437 values[AliDielectronVarManager::kImpactParXY] = 0;
1438 values[AliDielectronVarManager::kImpactParZ] = 0;
1439 values[AliDielectronVarManager::kPIn] = 0;
5720c765 1440 values[AliDielectronVarManager::kYsignedIn] = 0;
1201a1a9 1441 values[AliDielectronVarManager::kTPCsignal] = 0;
ba15fdfb 1442 values[AliDielectronVarManager::kTOFsignal] = 0;
1443 values[AliDielectronVarManager::kTOFbeta] = 0;
1201a1a9 1444 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1445 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1446 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1447 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1448 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1449 values[AliDielectronVarManager::kITSclusterMap] = 0;
1450
ba15fdfb 1451 values[AliDielectronVarManager::kPdgCode] = -1;
1452 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1453 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1bb1fef1 1454 values[AliDielectronVarManager::kHasCocktailMother]=0;
1455 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1201a1a9 1456
5720c765 1457// if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1458 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1459 values[i]=fgData[i];
1460
1201a1a9 1461}
6551594b 1462
1463inline void AliDielectronVarManager::FillVarVEvent(const AliVEvent *event, Double_t * const values)
1464{
1465 //
1466 // Fill event information available for histogramming into an array
1467 //
5720c765 1468 values[AliDielectronVarManager::kRunNumber] = event->GetRunNumber();
a823f01b 1469 if(fgCurrentRun!=event->GetRunNumber()) {
1470 if(fgVZEROCalibrationFile.Contains(".root")) InitVZEROCalibrationHistograms(event->GetRunNumber());
1471 if(fgVZERORecenteringFile.Contains(".root")) InitVZERORecenteringHistograms(event->GetRunNumber());
1472 fgCurrentRun=event->GetRunNumber();
1473 }
0c09cae4 1474 values[AliDielectronVarManager::kMixingBin]=0;
1475
6551594b 1476 const AliVVertex *primVtx = event->GetPrimaryVertex();
8df8e382 1477
1478 values[AliDielectronVarManager::kXvPrim] = 0;
1479 values[AliDielectronVarManager::kYvPrim] = 0;
1480 values[AliDielectronVarManager::kZvPrim] = 0;
0c09cae4 1481 values[AliDielectronVarManager::kNVtxContrib] = 0;
ba15fdfb 1482// values[AliDielectronVarManager::kChi2NDF] = 0; //This is the pair value!!!
5720c765 1483
0c09cae4 1484 values[AliDielectronVarManager::kNTrk] = 0;
1485 values[AliDielectronVarManager::kNVtxContrib] = 0;
1486 values[AliDielectronVarManager::kNacc] = 0;
1487 values[AliDielectronVarManager::kNaccTrcklts] = 0;
5720c765 1488 values[AliDielectronVarManager::kNaccTrcklts0916] = 0;
0c09cae4 1489 values[AliDielectronVarManager::kNevents] = 0; //always fill bin 0;
8df8e382 1490
0c09cae4 1491 if (primVtx){
1492 values[AliDielectronVarManager::kXvPrim] = primVtx->GetX();
1493 values[AliDielectronVarManager::kYvPrim] = primVtx->GetY();
1494 values[AliDielectronVarManager::kZvPrim] = primVtx->GetZ();
1495 values[AliDielectronVarManager::kNVtxContrib] = primVtx->GetNContributors();
1496 }
1497 // values[AliDielectronVarManager::kChi2NDF] = primVtx->GetChi2perNDF(); //this is the pair value
6551594b 1498
5720c765 1499 values[AliDielectronVarManager::kNTrk] = event->GetNumberOfTracks();
1500 values[AliDielectronVarManager::kNacc] = AliDielectronHelper::GetNacc(event);
1501 values[AliDielectronVarManager::kNaccTrcklts] = AliDielectronHelper::GetNaccTrcklts(event); // etaRange = 1.6 (default)
1502 values[AliDielectronVarManager::kNaccTrcklts0916] = AliDielectronHelper::GetNaccTrcklts(event,1.6)-AliDielectronHelper::GetNaccTrcklts(event,.9);
1503 // values[AliDielectronVarManager::kNaccTrcklts05] = AliDielectronHelper::GetNaccTrcklts(event, 0.5);
1504 // values[AliDielectronVarManager::kNaccTrcklts10] = AliDielectronHelper::GetNaccTrcklts(event, 1.0);
1505 // values[AliDielectronVarManager::kNaccTrckltsCorr] = AliDielectronHelper::GetNaccTrckltsCorrected(event, values[AliDielectronVarManager::kNaccTrcklts], values[AliDielectronVarManager::kZvPrim]);
1506
5720c765 1507
07480df6 1508 // event plane quantities from the AliEPSelectionTask
1509 for(Int_t ivar=AliDielectronVarManager::kv0ArpH2; ivar<=kv0ACrpH2FlowV2; ivar++) values[ivar] = 0.0; // v0 variables
1510 for(Int_t ivar=AliDielectronVarManager::kTPCxH2; ivar<=kTPCsub12DiffH2uc; ivar++) values[ivar] = 0.0; // tpc variables
1511 AliEventplane *ep = new AliEventplane();
1512 // VZERO
fd6ebd85 1513 Double_t qx = 0, qy = 0;
fd6ebd85 1514 values[AliDielectronVarManager::kv0ACrpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event,10, 2, qx, qy));
1515 values[AliDielectronVarManager::kv0ACxH2] = qx;
1516 values[AliDielectronVarManager::kv0ACyH2] = qy;
1517 qx = 0, qy = 0;
1518 values[AliDielectronVarManager::kv0ArpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 8, 2, qx, qy));
1519 values[AliDielectronVarManager::kv0AxH2] = qx;
1520 values[AliDielectronVarManager::kv0AyH2] = qy;
1521 qx = 0, qy = 0;
1522 values[AliDielectronVarManager::kv0CrpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 9, 2, qx, qy));
1523 values[AliDielectronVarManager::kv0CxH2] = qx;
1524 values[AliDielectronVarManager::kv0CyH2] = qy;
1525 qx = 0, qy = 0;
1526 values[AliDielectronVarManager::kv0C0rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy)); qx = 0, qy = 0;
1527 values[AliDielectronVarManager::kv0C3rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy)); qx = 0, qy = 0;
1528 values[AliDielectronVarManager::kv0A0rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy)); qx = 0, qy = 0;
1529 values[AliDielectronVarManager::kv0A3rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy)); qx = 0, qy = 0;
e4339752 1530 values[AliDielectronVarManager::kv0ACrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2]) );
1531 values[AliDielectronVarManager::kv0ArpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2]) );
1532 values[AliDielectronVarManager::kv0CrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2]) );
5720c765 1533
07480df6 1534 // TPC event plane quantities (uncorrected)
1535 ep = const_cast<AliVEvent*>(event)->GetEventplane();
1536 if(ep) {
1537 TVector2 *qstd = ep->GetQVector(); // This is the "standard" Q-Vector for TPC
1538 TVector2 *qsub1 = ep->GetQsub1(); // random subevent plane
1539 TVector2 *qsub2 = ep->GetQsub2();
1540 if(qstd && qsub1 && qsub2) {
1541 values[AliDielectronVarManager::kTPCxH2uc] = qstd->X();
1542 values[AliDielectronVarManager::kTPCyH2uc] = qstd->Y();
1543 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qstd->X())>1.0e-10) ? TMath::ATan2(qstd->Y(),qstd->X())/2.0 : 0.0);
1544 values[AliDielectronVarManager::kTPCsub1xH2uc] = qsub1->X();
1545 values[AliDielectronVarManager::kTPCsub1yH2uc] = qsub1->Y();
1546 values[AliDielectronVarManager::kTPCsub1rpH2uc] = ((TMath::Abs(qsub1->X())>1.0e-10) ? TMath::ATan2(qsub1->Y(),qsub1->X())/2.0 : 0.0);
1547 values[AliDielectronVarManager::kTPCsub2xH2uc] = qsub2->X();
1548 values[AliDielectronVarManager::kTPCsub2yH2uc] = qsub2->Y();
1549 values[AliDielectronVarManager::kTPCsub2rpH2uc] = ((TMath::Abs(qsub2->X())>1.0e-10) ? TMath::ATan2(qsub2->Y(),qsub2->X())/2.0 : 0.0);
1550
1551 values[AliDielectronVarManager::kTPCsub12DiffH2uc] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2uc] -
1552 values[AliDielectronVarManager::kTPCsub2rpH2uc]) );
1553 }
1554 // TPC event plane quantities (corrected)
1555 if(fgTPCEventPlane)
1556 FillVarTPCEventPlane(fgTPCEventPlane, values);
1557 } //if: eventplane
1558
5720c765 1559 // ESD VZERO information
1560 AliVVZERO* vzeroData = event->GetVZEROData();
1561 values[AliDielectronVarManager::kMultV0A] = 0.0;
1562 values[AliDielectronVarManager::kMultV0C] = 0.0;
1563 values[AliDielectronVarManager::kAdcV0A] = 0.0;
1564 values[AliDielectronVarManager::kAdcV0C] = 0.0;
1565 for(Int_t i=0; i<32; ++i) {
a823f01b 1566 values[AliDielectronVarManager::kVZEROchMult+i] = vzeroData->GetMultiplicity(i);
1567 values[AliDielectronVarManager::kVZEROchMult+32+i] = vzeroData->GetMultiplicity(i+32);
1568 //values[AliDielectronVarManager::kVZEROchMult+i] = event->GetVZEROEqMultiplicity(i);
1569 //values[AliDielectronVarManager::kVZEROchMult+32+i] = event->GetVZEROEqMultiplicity(i+32);
5720c765 1570 values[AliDielectronVarManager::kMultV0A] += vzeroData->GetMultiplicityV0A(i);
1571 values[AliDielectronVarManager::kMultV0C] += vzeroData->GetMultiplicityV0C(i);
1572 //values[AliDielectronVarManager::kAdcV0A] += vzeroData->GetAdcV0A(i);
1573 //values[AliDielectronVarManager::kAdcV0C] += vzeroData->GetAdcV0C(i);
1574 }
1575 values[AliDielectronVarManager::kMultV0] = values[AliDielectronVarManager::kMultV0A] + values[AliDielectronVarManager::kMultV0C];
1576 values[AliDielectronVarManager::kAdcV0] = values[AliDielectronVarManager::kAdcV0A] + values[AliDielectronVarManager::kAdcV0C];
1577 // VZERO event plane quantities
1578 Double_t qvec[3]={0.0};
1579 GetVzeroRP(event, qvec,0); // V0-A
1580 values[AliDielectronVarManager::kV0AxH2] = qvec[0]; values[AliDielectronVarManager::kV0AyH2] = qvec[1];
1581 values[AliDielectronVarManager::kV0ArpH2] = qvec[2];
1582 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1583 GetVzeroRP(event, qvec,1); // V0-C
1584 values[AliDielectronVarManager::kV0CxH2] = qvec[0]; values[AliDielectronVarManager::kV0CyH2] = qvec[1];
1585 values[AliDielectronVarManager::kV0CrpH2] = qvec[2];
1586 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1587 GetVzeroRP(event, qvec,2); // V0-A and V0-C combined
1588 values[AliDielectronVarManager::kV0ACxH2] = qvec[0]; values[AliDielectronVarManager::kV0ACyH2] = qvec[1];
1589 values[AliDielectronVarManager::kV0ACrpH2] = qvec[2];
1590 // VZERO event plane resolution
1591 values[AliDielectronVarManager::kV0ArpResH2] = 1.0;
1592 values[AliDielectronVarManager::kV0CrpResH2] = 1.0;
1593 values[AliDielectronVarManager::kV0ACrpResH2] = 1.0;
1594 // Q vector components correlations
1595 values[AliDielectronVarManager::kV0XaXcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CxH2];
1596 values[AliDielectronVarManager::kV0XaYaH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0AyH2];
1597 values[AliDielectronVarManager::kV0XaYcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CyH2];
1598 values[AliDielectronVarManager::kV0YaXcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CxH2];
1599 values[AliDielectronVarManager::kV0YaYcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CyH2];
1600 values[AliDielectronVarManager::kV0XcYcH2] = values[AliDielectronVarManager::kV0CxH2]*values[AliDielectronVarManager::kV0CyH2];
1601
07480df6 1602
1603 // event plane differences used for EP resolution calculation
5720c765 1604 values[AliDielectronVarManager::kV0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1605 values[AliDielectronVarManager::kTPCrpH2]) );
1606
1607 values[AliDielectronVarManager::kV0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0CrpH2] -
1608 values[AliDielectronVarManager::kTPCrpH2]) );
1609
1610 values[AliDielectronVarManager::kV0AV0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1611 values[AliDielectronVarManager::kV0CrpH2]) );
1612
1613 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1614 values[AliDielectronVarManager::kTPCrpH2]) );
1615
1616 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1617 values[AliDielectronVarManager::kTPCrpH2]) );
1618
1619 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1620 values[AliDielectronVarManager::kv0CrpH2]) );
d327d9cd 1621
6551594b 1622}
1623
1624inline void AliDielectronVarManager::FillVarESDEvent(const AliESDEvent *event, Double_t * const values)
1625{
1626 //
1627 // Fill event information available for histogramming into an array
1628 //
1629
1630 // Fill common AliVEvent interface information
1631 FillVarVEvent(event, values);
ffbede40 1632
a823f01b 1633 Double_t centralityF=-1; Double_t centralitySPD=-1;
4649c75b 1634 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(event)->GetCentrality();
ffbede40 1635 if (esdCentrality) centralityF = esdCentrality->GetCentralityPercentile("V0M");
a823f01b 1636 if (esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
ffbede40 1637
6551594b 1638 // Fill AliESDEvent interface specific information
1639 const AliESDVertex *primVtx = event->GetPrimaryVertex();
1640 values[AliDielectronVarManager::kXRes] = primVtx->GetXRes();
1641 values[AliDielectronVarManager::kYRes] = primVtx->GetYRes();
1642 values[AliDielectronVarManager::kZRes] = primVtx->GetZRes();
ffbede40 1643 values[AliDielectronVarManager::kCentrality] = centralityF;
a823f01b 1644 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
5720c765 1645
1646 // Event multiplicity estimators
1647 Int_t nTrSPD05=0; Int_t nTrITSTPC05=0; Int_t nTrITSSA05=0;
1648 event->EstimateMultiplicity(nTrSPD05, nTrITSTPC05, nTrITSSA05, 0.5);
1649 values[AliDielectronVarManager::kNaccTrckltsEsd05] = nTrSPD05;
1650 values[AliDielectronVarManager::kNaccItsTpcEsd05] = nTrITSTPC05;
1651 values[AliDielectronVarManager::kNaccItsPureEsd05] = nTrITSSA05;
1652 values[AliDielectronVarManager::kNaccTrckltsEsd05Corr] =
1653 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD05),values[AliDielectronVarManager::kZvPrim],0);
1654 values[AliDielectronVarManager::kNaccItsTpcEsd05Corr] =
1655 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC05),values[AliDielectronVarManager::kZvPrim],3);
1656 values[AliDielectronVarManager::kNaccItsPureEsd05Corr] =
1657 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA05),values[AliDielectronVarManager::kZvPrim],6);
1658
1659 Int_t nTrSPD10=0; Int_t nTrITSTPC10=0; Int_t nTrITSSA10=0;
1660 event->EstimateMultiplicity(nTrSPD10, nTrITSTPC10, nTrITSSA10, 1.0);
1661 values[AliDielectronVarManager::kNaccTrckltsEsd10] = nTrSPD10;
1662 values[AliDielectronVarManager::kNaccItsTpcEsd10] = nTrITSTPC10;
1663 values[AliDielectronVarManager::kNaccItsPureEsd10] = nTrITSSA10;
1664 values[AliDielectronVarManager::kNaccTrckltsEsd10Corr] =
1665 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD10),values[AliDielectronVarManager::kZvPrim],1);
1666 values[AliDielectronVarManager::kNaccItsTpcEsd10Corr] =
1667 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC10),values[AliDielectronVarManager::kZvPrim],4);
1668 values[AliDielectronVarManager::kNaccItsPureEsd10Corr] =
1669 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA10),values[AliDielectronVarManager::kZvPrim],7);
1670
1671 Int_t nTrSPD16=0; Int_t nTrITSTPC16=0; Int_t nTrITSSA16=0;
1672 event->EstimateMultiplicity(nTrSPD16, nTrITSTPC16, nTrITSSA16, 1.6);
1673 values[AliDielectronVarManager::kNaccTrckltsEsd16] = nTrSPD16;
1674 values[AliDielectronVarManager::kNaccItsTpcEsd16] = nTrITSTPC16;
1675 values[AliDielectronVarManager::kNaccItsPureEsd16] = nTrITSSA16;
1676 values[AliDielectronVarManager::kNaccTrckltsEsd16Corr] =
1677 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD16),values[AliDielectronVarManager::kZvPrim],2);
1678 values[AliDielectronVarManager::kNaccItsTpcEsd16Corr] =
1679 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC16),values[AliDielectronVarManager::kZvPrim],5);
1680 values[AliDielectronVarManager::kNaccItsPureEsd16Corr] =
1681 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA16),values[AliDielectronVarManager::kZvPrim],8);
1682
6551594b 1683}
1684
1685inline void AliDielectronVarManager::FillVarAODEvent(const AliAODEvent *event, Double_t * const values)
1686{
1687 //
1688 // Fill event information available for histogramming into an array
1689 //
1690
1691 // Fill common AliVEvent interface information
1692 FillVarVEvent(event, values);
1693
1694 // Fill AliAODEvent interface specific information
d327d9cd 1695 AliAODHeader *header = event->GetHeader();
1696
a823f01b 1697 Double_t centralityF=-1; Double_t centralitySPD=-1;
d327d9cd 1698 AliCentrality *aodCentrality = header->GetCentralityP();
1699 if (aodCentrality) centralityF = aodCentrality->GetCentralityPercentile("V0M");
a823f01b 1700 if (aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
d327d9cd 1701 values[AliDielectronVarManager::kCentrality] = centralityF;
a823f01b 1702 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
d327d9cd 1703
1704 //const AliAODVertex *primVtx = event->GetPrimaryVertex();
6551594b 1705}
1706
1707inline void AliDielectronVarManager::FillVarMCEvent(const AliMCEvent *event, Double_t * const values)
1708{
1709 //
1710 // Fill event information available for histogramming into an array
1711 //
1712
1713 // Fill common AliVEvent interface information
5720c765 1714 // FillVarVEvent(event, values);
1715 const AliVVertex* vtx = event->GetPrimaryVertex();
1716 values[AliDielectronVarManager::kXvPrim] = (vtx ? vtx->GetX() : 0.0);
1717 values[AliDielectronVarManager::kYvPrim] = (vtx ? vtx->GetY() : 0.0);
1718 values[AliDielectronVarManager::kZvPrim] = (vtx ? vtx->GetZ() : 0.0);
6551594b 1719 // Fill AliMCEvent interface specific information
5720c765 1720 values[AliDielectronVarManager::kNch] = AliDielectronHelper::GetNch(event, 1.6);
1721 values[AliDielectronVarManager::kNch05] = AliDielectronHelper::GetNch(event, 0.5);
1722 values[AliDielectronVarManager::kNch10] = AliDielectronHelper::GetNch(event, 1.0);
1723
1724 values[AliDielectronVarManager::kNumberOfJPsis] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11);
1725 values[AliDielectronVarManager::kNumberOfJPsisPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 1);
1726 values[AliDielectronVarManager::kNumberOfJPsisNPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 0);
1727}
1728
1729inline void AliDielectronVarManager::FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values)
1730{
1731 //
1732 // Fill TPC event plane information after correction
1733 //
07480df6 1734 if(evplane) {
1735 TVector2 *qcorr = const_cast<AliEventplane *>(evplane)->GetQVector(); // This is the "corrected" Q-Vector
1736 TVector2 *qcsub1 = const_cast<AliEventplane *>(evplane)->GetQsub1();
1737 TVector2 *qcsub2 = const_cast<AliEventplane *>(evplane)->GetQsub2();
1ae2dca4 1738 if(qcorr && qcsub1 && qcsub2) {
07480df6 1739
1740 values[AliDielectronVarManager::kTPCxH2] = qcorr->X();
1741 values[AliDielectronVarManager::kTPCyH2] = qcorr->Y();
1742 values[AliDielectronVarManager::kTPCrpH2] = ((TMath::Abs(qcorr->X())>1.0e-10) ? TMath::ATan2(qcorr->Y(),qcorr->X())/2.0 : 0.0);
1743
1744 values[AliDielectronVarManager::kTPCsub1xH2] = qcsub1->X();
1745 values[AliDielectronVarManager::kTPCsub1yH2] = qcsub1->Y();
1746 values[AliDielectronVarManager::kTPCsub1rpH2] = ((TMath::Abs(qcsub1->X())>1.0e-10) ? TMath::ATan2(qcsub1->Y(),qcsub1->X())/2.0 : 0.0);
1747
1748 values[AliDielectronVarManager::kTPCsub2xH2] = qcsub2->X();
1749 values[AliDielectronVarManager::kTPCsub2yH2] = qcsub2->Y();
1750 values[AliDielectronVarManager::kTPCsub2rpH2] = ((TMath::Abs(qcsub2->X())>1.0e-10) ? TMath::ATan2(qcsub2->Y(),qcsub2->X())/2.0 : 0.0);
1751
1752 values[AliDielectronVarManager::kTPCsub12DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1753 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1754 values[AliDielectronVarManager::kTPCsub12DiffH2Sin] = TMath::Sin( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1755 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1756 }
1757 }
5720c765 1758}
a823f01b 1759
6551594b 1760inline void AliDielectronVarManager::InitESDpid(Int_t type)
1761{
1762 //
1763 // initialize PID parameters
1764 // type=0 is simulation
1765 // type=1 is data
1766
ba15fdfb 1767 if (!fgPIDResponse) fgPIDResponse=new AliESDpid((Bool_t)(type==0));
6551594b 1768 Double_t alephParameters[5];
1769 // simulation
1770 alephParameters[0] = 2.15898e+00/50.;
1771 alephParameters[1] = 1.75295e+01;
1772 alephParameters[2] = 3.40030e-09;
1773 alephParameters[3] = 1.96178e+00;
1774 alephParameters[4] = 3.91720e+00;
ba15fdfb 1775 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
6551594b 1776
1777 // data
83e37742 1778 if (type==1){
1779 alephParameters[0] = 0.0283086/0.97;
6551594b 1780 alephParameters[1] = 2.63394e+01;
1781 alephParameters[2] = 5.04114e-11;
1782 alephParameters[3] = 2.12543e+00;
1783 alephParameters[4] = 4.88663e+00;
ba15fdfb 1784 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1785 fgPIDResponse->GetTPCResponse().SetMip(50.);
6551594b 1786 }
1787
ba15fdfb 1788 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
6551594b 1789 alephParameters[0],alephParameters[1],alephParameters[2],
1790 alephParameters[3],alephParameters[4]);
1791
ba15fdfb 1792 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
6551594b 1793}
1794
2a14a7b1 1795inline void AliDielectronVarManager::InitAODpidUtil(Int_t type)
1796{
ba15fdfb 1797 if (!fgPIDResponse) fgPIDResponse=new AliAODpidUtil;
2a14a7b1 1798 Double_t alephParameters[5];
1799 // simulation
1800 alephParameters[0] = 2.15898e+00/50.;
1801 alephParameters[1] = 1.75295e+01;
1802 alephParameters[2] = 3.40030e-09;
1803 alephParameters[3] = 1.96178e+00;
1804 alephParameters[4] = 3.91720e+00;
ba15fdfb 1805 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
2a14a7b1 1806
1807 // data
1808 if (type==1){
1809 alephParameters[0] = 0.0283086/0.97;
1810 alephParameters[1] = 2.63394e+01;
1811 alephParameters[2] = 5.04114e-11;
1812 alephParameters[3] = 2.12543e+00;
1813 alephParameters[4] = 4.88663e+00;
ba15fdfb 1814 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1815 fgPIDResponse->GetTPCResponse().SetMip(50.);
2a14a7b1 1816 }
1817
ba15fdfb 1818 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
2a14a7b1 1819 alephParameters[0],alephParameters[1],alephParameters[2],
1820 alephParameters[3],alephParameters[4]);
1821
ba15fdfb 1822 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
2a14a7b1 1823}
1824
572b0139 1825
5720c765 1826inline void AliDielectronVarManager::InitEstimatorAvg(const Char_t* filename)
1827{
1828 //
1829 // initialize the profile histograms neccessary for the correction of the multiplicity estimators in pp collisions
1830 //
1831
1832 const Char_t* estimatorNames[9] = {"SPDmult05","SPDmult10","SPDmult16",
1833 "ITSTPC05", "ITSTPC10", "ITSTPC16",
1834 "ITSSA05", "ITSSA10", "ITSSA16"};
1835 const Char_t* periodNames[4] = {"LHC10b", "LHC10c", "LHC10d", "LHC10e"};
1836 TFile* file=TFile::Open(filename);
1837 if(!file) return;
1838
1839 for(Int_t ip=0; ip<4; ++ip) {
1840 for(Int_t ie=0; ie<9; ++ie) {
1841 fgMultEstimatorAvg[ip][ie] = (TProfile*)(file->Get(Form("%s_%s",estimatorNames[ie],periodNames[ip]))->Clone(Form("%s_%s_clone",estimatorNames[ie],periodNames[ip])));
1842 }
1843 }
1844}
1845
1846
1847inline void AliDielectronVarManager::InitTRDpidEffHistograms(const Char_t* filename)
1848{
1849 //
1850 // initialize the 3D histograms with the TRD pid efficiency histograms
1851 //
1852
1853 // reset the centrality ranges and the efficiency histograms
1854 for(Int_t i=0; i<10; ++i) { // centrality ranges
1855 for(Int_t j=0; j<4; ++j) fgTRDpidEffCentRanges[i][j] = -1.;
1856 if(fgTRDpidEff[i][0]) {
1857 delete fgTRDpidEff[i][0];
1858 fgTRDpidEff[i][0] = 0x0;
1859 }
1860 if(fgTRDpidEff[i][1]) {
1861 delete fgTRDpidEff[i][1];
1862 fgTRDpidEff[i][1] = 0x0;
1863 }
1864 }
1865
1866 TFile* file=TFile::Open(filename);
1867 TList* keys=file->GetListOfKeys();
1868 Int_t idxp=0; Int_t idxn=0;
1869 for(Int_t i=0; i<keys->GetEntries(); ++i) {
1870 if(idxp>=10) continue;
1871 if(idxn>=10) continue;
1872 TString name=((TKey*)keys->At(i))->ReadObj()->GetName();
1873 // Name of histograms should be in the format:
1874 // TRDeff<field>_cent_<centLow>_<centHigh>
1875 // <field> is either "BPLUS" or "BMINUS"
1876 if(!(name.Contains("BPLUS") || name.Contains("BMINUS"))) continue;
1877 TObjArray* arr = name.Tokenize("_");
1878 Bool_t isBplus = kTRUE;
1879 if(name.Contains("BMINUS")) isBplus = kFALSE;
1880 TString centMinStr = arr->At(2)->GetName(); TString centMaxStr = arr->At(3)->GetName();
1881 if(isBplus) {
1882 fgTRDpidEffCentRanges[idxp][2] = centMinStr.Atof();
1883 fgTRDpidEffCentRanges[idxp][3] = centMaxStr.Atof();
1884 fgTRDpidEff[idxp][1] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
1885 ++idxp;
1886 }
1887 else {
1888 fgTRDpidEffCentRanges[idxn][0] = centMinStr.Atof();
1889 fgTRDpidEffCentRanges[idxn][1] = centMaxStr.Atof();
1890 fgTRDpidEff[idxn][0] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
1891 ++idxn;
1892 }
1893 }
1894}
1895
1896
a823f01b 1897inline void AliDielectronVarManager::InitVZEROCalibrationHistograms(Int_t runNo) {
1898 //
1899 // Initialize the VZERO channel-by-channel calibration histograms
1900 //
1901
1902 //initialize only once
1903 if(fgVZEROCalib[0]) return;
1904
1905 for(Int_t i=0; i<64; ++i)
1906 if(fgVZEROCalib[i]) {
1907 delete fgVZEROCalib[i];
1908 fgVZEROCalib[i] = 0x0;
1909 }
1910
1911 TFile file(fgVZEROCalibrationFile.Data());
1912
1913 for(Int_t i=0; i<64; ++i){
1914 fgVZEROCalib[i] = (TProfile2D*)(file.Get(Form("RUN%d_ch%d_VtxCent", runNo, i)));
1915 if (fgVZEROCalib[i]) fgVZEROCalib[i]->SetDirectory(0x0);
1916 }
1917}
1918
1919
1920inline void AliDielectronVarManager::InitVZERORecenteringHistograms(Int_t runNo) {
1921 //
1922 // Initialize the VZERO event plane recentering histograms
1923 //
1924
1925 //initialize only once
1926 if(fgVZERORecentering[0][0]) return;
1927
1928 for(Int_t i=0; i<2; ++i)
1929 for(Int_t j=0; j<2; ++j)
1930 if(fgVZERORecentering[i][j]) {
1931 delete fgVZERORecentering[i][j];
1932 fgVZERORecentering[i][j] = 0x0;
1933 }
1934
1935 TFile file(fgVZERORecenteringFile.Data());
1936 if (!file.IsOpen()) return;
1937
1938 fgVZERORecentering[0][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxA_CentVtx", runNo)));
1939 fgVZERORecentering[0][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyA_CentVtx", runNo)));
1940 fgVZERORecentering[1][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxC_CentVtx", runNo)));
1941 fgVZERORecentering[1][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyC_CentVtx", runNo)));
1942
1943 if (fgVZERORecentering[0][0]) fgVZERORecentering[0][0]->SetDirectory(0x0);
1944 if (fgVZERORecentering[0][1]) fgVZERORecentering[0][1]->SetDirectory(0x0);
1945 if (fgVZERORecentering[1][0]) fgVZERORecentering[1][0]->SetDirectory(0x0);
1946 if (fgVZERORecentering[1][1]) fgVZERORecentering[1][1]->SetDirectory(0x0);
1947
1948}
1949
1950
5720c765 1951inline Double_t AliDielectronVarManager::GetTRDpidEfficiency(Int_t runNo, Double_t centrality,
1952 Double_t eta, Double_t trdPhi, Double_t pout,
1953 Double_t& effErr) {
1954 //
1955 // return the efficiency in the given phase space cell
1956 //
1957 // LHC10h data----------------------------------------------
1958 Bool_t isBplus = kTRUE;
1959 if(runNo<=138275) isBplus = kFALSE;
1960 // TODO: check magnetic polarity for runs in 2011 data
1961 // ---------------------------------------------------------
1962 Int_t centIdx = -1;
1963 for(Int_t icent=0; icent<10; ++icent) {
1964 if(isBplus) {
1965 if(centrality>=fgTRDpidEffCentRanges[icent][2] && centrality<fgTRDpidEffCentRanges[icent][3]) {
1966 centIdx = icent;
1967 break;
1968 }
1969 }
1970 else {
1971 if(centrality>=fgTRDpidEffCentRanges[icent][0] && centrality<fgTRDpidEffCentRanges[icent][1]) {
1972 centIdx = icent;
1973 break;
1974 }
1975 }
1976 }
ac390e40 1977 //TODO: chek logick
1978 if (centIdx<0) return 1;
1979
5720c765 1980 TH3D* effH = fgTRDpidEff[centIdx][(isBplus ? 1 : 0)];
1981 if(!effH) {effErr=0x0; return 1.0;}
1982 Int_t etaBin = effH->GetXaxis()->FindBin(eta);
1983 if(eta<effH->GetXaxis()->GetXmin()) etaBin=1;
1984 if(eta>effH->GetXaxis()->GetXmax()) etaBin=effH->GetXaxis()->GetNbins();
1985 Int_t phiBin = effH->GetYaxis()->FindBin(trdPhi);
1986 if(trdPhi<effH->GetYaxis()->GetXmin()) phiBin=1;
1987 if(trdPhi>effH->GetYaxis()->GetXmax()) phiBin=effH->GetYaxis()->GetNbins();
1988 Int_t poutBin = effH->GetZaxis()->FindBin(pout);
1989 if(pout<effH->GetZaxis()->GetXmin()) poutBin=1;
1990 if(pout>effH->GetZaxis()->GetXmax()) poutBin=effH->GetZaxis()->GetNbins();
1991 Double_t eff = effH->GetBinContent(etaBin, phiBin, poutBin);
1992 effErr = effH->GetBinError(etaBin, phiBin, poutBin);
1993 if(eff<-0.0001) {
1994 effErr = 0.0;
1995 eff = 1.0;
1996 }
1997 return eff;
1998}
1999
2000
572b0139 2001inline void AliDielectronVarManager::SetEvent(AliVEvent * const ev)
2002{
2003
2004 fgEvent = ev;
2005 if (fgKFVertex) delete fgKFVertex;
2006 fgKFVertex=0x0;
2e02dba4 2007 if (!ev) return;
2008 if (ev->GetPrimaryVertex()) fgKFVertex=new AliKFVertex(*ev->GetPrimaryVertex());
ba15fdfb 2009
2010 for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2011 AliDielectronVarManager::Fill(fgEvent, fgData);
572b0139 2012}
2a14a7b1 2013
5720c765 2014inline void AliDielectronVarManager::SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues])
2015{
2016 for (Int_t i=0; i<kNMaxValues;++i) fgData[i]=0.;
2017 for (Int_t i=kPairMax; i<kNMaxValues;++i) fgData[i]=data[i];
2018}
2019
2a14a7b1 2020
2021inline Bool_t AliDielectronVarManager::GetDCA(const AliAODTrack *track, Double_t d0z0[2])
2022{
2023 if(track->TestBit(AliAODTrack::kIsDCA)){
2024 d0z0[0]=track->DCA();
2025 d0z0[1]=track->ZAtDCA();
2026 return kTRUE;
2027 }
2028
67fd1119 2029 Bool_t ok=kFALSE;
2030 if(fgEvent) {
2031 Double_t covd0z0[3];
31b0e8c5 2032 //AliAODTrack copy(*track);
2033 AliExternalTrackParam etp; etp.CopyFromVTrack(track);
2034
2035 Float_t xstart = etp.GetX();
2036 if(xstart>3.) {
2037 d0z0[0]=-999.;
2038 d0z0[1]=-999.;
2039 //printf("This method can be used only for propagation inside the beam pipe \n");
2040 return kFALSE;
2041 }
2042
2043
67fd1119 2044 AliAODVertex *vtx =(AliAODVertex*)(fgEvent->GetPrimaryVertex());
2045 Double_t fBzkG = fgEvent->GetMagneticField(); // z componenent of field in kG
31b0e8c5 2046 ok = etp.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
2047 //ok = copy.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
67fd1119 2048 }
2a14a7b1 2049 if(!ok){
2050 d0z0[0]=-999.;
2051 d0z0[1]=-999.;
2052 }
2053 return ok;
2054}
2055
5720c765 2056inline void AliDielectronVarManager::SetTPCEventPlane(AliEventplane *const evplane)
2057{
2058
2059 fgTPCEventPlane = evplane;
2060 // for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2061 // AliDielectronVarManager::Fill(fgEvent, fgData);
2062}
2063
2064
2065//_________________________________________________________________
2066inline void AliDielectronVarManager::GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption) {
2067 //
2068 // Get the reaction plane from the VZERO detector for a given harmonic
2069 //
2070 // sideOption = 0- V0A, 1- V0C, 2-both
2071 // Q{x,y} = SUM_i mult(i) * {cos(n*phi_i), sin(n*phi_i)}
2072 // phi_i - phi angle of the VZERO sector i
2073 // Each sector covers 45 degrees(8 sectors per ring). Middle of sector 0 is at 45/2
2074 // channel 0: 22.5
2075 // 1: 22.5+45
2076 // 2: 22.5+45*2
2077 // ...
2078 // at the next ring continues the same
2079 // channel 8: 22.5
2080 // channel 9: 22.5 + 45
2081 // ...
2082 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)
2083 const Double_t kY[8] = {0.38268, 0.92388, 0.92388, 0.38268, -0.38268, -0.92388, -0.92388, -0.38268}; // sines -- " --
2084 Int_t phi;
2085 Float_t mult;
5720c765 2086
a823f01b 2087 // get centrality and vertex for this event
2088 Double_t centralitySPD = -1; Double_t vtxZ = -999.;
2089 if(event->IsA() == AliESDEvent::Class()) {
2090 const AliESDEvent* esdEv = static_cast<const AliESDEvent*>(event);
2091 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(esdEv)->GetCentrality();
2092 if(esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
2093 }
2094 if(event->IsA() == AliAODEvent::Class()) {
2095 const AliAODEvent* aodEv = static_cast<const AliAODEvent*>(event);
2096 AliAODHeader *header = aodEv->GetHeader();
2097 AliCentrality *aodCentrality = header->GetCentralityP();
2098 if(aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
2099 }
2100 const AliVVertex *primVtx = event->GetPrimaryVertex();
2101 if(!primVtx) return;
2102 vtxZ = primVtx->GetZ();
2103 if(TMath::Abs(vtxZ)>10.) return;
2104 if(centralitySPD<0. || centralitySPD>80.) return;
2105
2106 Int_t binCent = -1; Int_t binVtx = -1;
2107 if(fgVZEROCalib[0]) {
2108 binVtx = fgVZEROCalib[0]->GetXaxis()->FindBin(vtxZ);
2109 binCent = fgVZEROCalib[0]->GetYaxis()->FindBin(centralitySPD);
2110 }
2111
2112 AliVVZERO* vzero = event->GetVZEROData();
2113 Double_t average = 0.0;
5720c765 2114 for(Int_t iChannel=0; iChannel<64; ++iChannel) {
2115 if(iChannel<32 && sideOption==0) continue;
2116 if(iChannel>=32 && sideOption==1) continue;
2117 phi=iChannel%8;
a823f01b 2118 mult = vzero->GetMultiplicity(iChannel);
2119 if(fgVZEROCalib[iChannel])
2120 average = fgVZEROCalib[iChannel]->GetBinContent(binVtx, binCent);
2121 if(average>1.0e-10 && mult>0.5)
2122 mult /= average;
2123 else
2124 mult = 0.0;
5720c765 2125 // 2nd harmonic
2126 qvec[0] += mult*(2.0*TMath::Power(kX[phi],2.0)-1);
2127 qvec[1] += mult*(2.0*kX[phi]*kY[phi]);
2128 } // end loop over channels
a823f01b 2129
2130 // do recentering
2131 if(fgVZERORecentering[0][0]) {
2132// printf("vzero: %p\n",fgVZERORecentering[0][0]);
2133 Int_t binCentRecenter = -1; Int_t binVtxRecenter = -1;
2134 binCentRecenter = fgVZERORecentering[0][0]->GetXaxis()->FindBin(centralitySPD);
2135 binVtxRecenter = fgVZERORecentering[0][0]->GetYaxis()->FindBin(vtxZ);
2136 if(sideOption==0) { // side A
2137 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2138 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2139 }
2140 if(sideOption==1) { // side C
2141 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2142 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2143 }
2144 if(sideOption==2) { // side A and C together
2145 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2146 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2147 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2148 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2149 }
2150 }
2151
2152 // calculate the reaction plane
5720c765 2153 if(TMath::Abs(qvec[0])>1.0e-10)
2154 qvec[2] = TMath::ATan2(qvec[1],qvec[0])/2.0;
2155}
2156
2157
2158
b2a297fa 2159/*
2160inline void AliDielectronVarManager::FillValues(const TParticle *particle, Double_t *values)
2161{
2162 //
2163 // Fill track information available for histogramming into an array
2164 //
2165
2166 // Fill TParticle interface information
2167 values[AliDielectronVarManager::kPx] = particle->Px();
2168 values[AliDielectronVarManager::kPy] = particle->Py();
2169 values[AliDielectronVarManager::kPz] = particle->Pz();
2170 values[AliDielectronVarManager::kPt] = particle->Pt();
2171 values[AliDielectronVarManager::kP] = particle->P();
2172
2173 values[AliDielectronVarManager::kXv] = particle->Vx();
2174 values[AliDielectronVarManager::kYv] = particle->Vy();
2175 values[AliDielectronVarManager::kZv] = particle->Vz();
2176
2177 values[AliDielectronVarManager::kOneOverPt] = 1./particle->Pt();
2178 values[AliDielectronVarManager::kPhi] = particle->Phi();
2179 values[AliDielectronVarManager::kTheta] =
2180 values[AliDielectronVarManager::kEta] = particle->Eta();
2181 values[AliDielectronVarManager::kY] =
2182
2183 values[AliDielectronVarManager::kE] = particle->Energy();
2184 values[AliDielectronVarManager::kM] = particle->GetMass();
2185
2186 values[AliDielectronVarManager::kCharge] = particle->GetPDG()->Charge()/3; // uggly
2187
2188}*/
2189
2190#endif
fb7d2d99 2191