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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>
b2a297fa 30
31#include <AliVEvent.h>
32#include <AliESDEvent.h>
6551594b 33#include <AliAODEvent.h>
34#include <AliMCEvent.h>
35#include <AliVVertex.h>
36#include <AliESDVertex.h>
5720c765 37#include <AliEventplane.h>
38
39#include <AliESDVZERO.h>
40#include <AliAODVZERO.h>
b2a297fa 41
42#include <AliVParticle.h>
b2a297fa 43#include <AliESDtrack.h>
44#include <AliAODTrack.h>
572b0139 45#include <AliAODPid.h>
b2a297fa 46#include <AliKFParticle.h>
572b0139 47#include <AliKFVertex.h>
b2a297fa 48#include <AliMCParticle.h>
49#include <AliAODMCParticle.h>
50#include <AliVTrack.h> // ?
51
6551594b 52#include <AliExternalTrackParam.h>
53#include <AliESDpid.h>
4649c75b 54#include <AliCentrality.h>
2a14a7b1 55#include <AliAODpidUtil.h>
8df8e382 56#include <AliPID.h>
ba15fdfb 57#include <AliPIDResponse.h>
6551594b 58
b2a297fa 59#include "AliDielectronPair.h"
8df8e382 60#include "AliDielectronMC.h"
48609e3d 61#include "AliDielectronPID.h"
ba15fdfb 62#include "AliDielectronHelper.h"
b2a297fa 63
64class AliVEvent;
65
66//________________________________________________________________
67class AliDielectronVarManager : public TNamed {
68
69public:
8df8e382 70
b2a297fa 71 // Particle specific variables
72 enum ValueTypes {
73 kPx = 0, // px
74 kPy, // py
75 kPz, // pz
76 kPt, // transverse momentum
77 kP, // momentum
78 kXv, // vertex position in x
79 kYv, // vertex position in y
80 kZv, // vertex position in z
81 kOneOverPt, // 1/pt
82 kPhi, // phi angle
83 kTheta, // theta angle
84 kEta, // pseudo-rapidity
85 kY, // rapidity
86 kE, // energy
87 kM, // mass
88 kCharge, // charge
89 kNclsITS, // number of clusters assigned in the ITS
5720c765 90 kITSchi2Cl, // chi2/cl in the ITS
b2a297fa 91 kNclsTPC, // number of clusters assigned in the TPC
5720c765 92 kNclsSTPC, // number of shared clusters assigned in the TPC
93 kNclsSFracTPC, // fraction of shared clusters assigned in the TPC
554e40f8 94 kNclsTPCiter1, // number of clusters assigned in the TPC after first iteration
b2a297fa 95 kNFclsTPC, // number of findable clusters in the TPC
45b2b1b8 96 kNFclsTPCr, // number of findable clusters in the TPC with more robust definition
fb7d2d99 97 kNFclsTPCrFrac, // number of found/findable clusters in the TPC with more robust definition
b2a297fa 98 kTPCsignalN, // number of points used for dEdx
ba15fdfb 99 kTPCsignalNfrac, // fraction of points used for dEdx / cluster used for tracking
61d106d3 100 kTPCchi2Cl, // chi2/cl in TPC
5720c765 101 kTPCclsDiff, // TPC cluster difference
61d106d3 102 kTrackStatus, // track status bits
8df8e382 103
b2a297fa 104 kNclsTRD, // number of clusters assigned in the TRD
105 kTRDntracklets, // number of TRD tracklets used for tracking/PID TODO: correct getter
106 kTRDpidQuality, // number of TRD tracklets used for PID
67fd1119 107 kTRDchi2, // chi2 in TRD
8df8e382 108 kTRDprobEle, // TRD electron pid probability
109 kTRDprobPio, // TRD electron pid probability
5720c765 110 kTRDphi, // Phi angle of the track at the entrance of the TRD
111 kTRDpidEffLeg, // TRD pid efficiency from conversion electrons
8df8e382 112
b2a297fa 113 kImpactParXY, // Impact parameter in XY plane
114 kImpactParZ, // Impact parameter in Z
115 kTrackLength, // Track length
8df8e382 116
5720c765 117 kPdgCode, // PDG code
8df8e382 118 kPdgCodeMother, // PDG code of the mother
5720c765 119 kPdgCodeGrandMother, // PDG code of the grandmother
8df8e382 120 kNumberOfDaughters, // number of daughters
121 kHaveSameMother, // check that particles have the same mother (MC)
fb7d2d99 122 kIsJpsiPrimary, // check if the particle is primary (MC)
5720c765 123 kNumberOfJPsis, // number of generated inclusive jpsis per event (MC)
124 kNumberOfJPsisPrompt, // number of generated prompt jpsis per event (MC)
125 kNumberOfJPsisNPrompt, // number of generated non-prompt jpsis per event (MC)
126
127 kITSsignal, // ITS dE/dx signal
128 kITSsignalSSD1, // SSD1 dE/dx signal
129 kITSsignalSSD2, // SSD2 dE/dx signal
130 kITSsignalSDD1, // SDD1 dE/dx signal
131 kITSsignalSDD2, // SDD2 dE/dx signal
132 kITSclusterMap, // ITS cluster map
133 kITSLayerFirstCls, // No of innermost ITS layer with a cluster of a track
9143d69f 134 kITSnSigmaEle, // number of sigmas to the dE/dx electron line in the ITS
135 kITSnSigmaPio, // number of sigmas to the dE/dx pion line in the ITS
136 kITSnSigmaMuo, // number of sigmas to the dE/dx muon line in the ITS
137 kITSnSigmaKao, // number of sigmas to the dE/dx kaon line in the ITS
138 kITSnSigmaPro, // number of sigmas to the dE/dx proton line in the ITS
8df8e382 139
b2a297fa 140 kPIn, // momentum at inner wall of TPC (if available), used for PID
5720c765 141 kPOut, // momentum at outer wall of TPC, used for TRD studies
142 kYsignedIn, // signed local y at inner wall of TPC
b2a297fa 143 kTPCsignal, // TPC dE/dx signal
ba15fdfb 144
5720c765 145 kTOFsignal, // TOF signal
146 kTOFbeta, // TOF beta
147 kTOFPIDBit, // TOF PID bit (1:set, 0:TOF not available)
ba15fdfb 148
6551594b 149 kTPCnSigmaEle, // number of sigmas to the dE/dx electron line in the TPC
572b0139 150 kTPCnSigmaPio, // number of sigmas to the dE/dx pion line in the TPC
151 kTPCnSigmaMuo, // number of sigmas to the dE/dx muon line in the TPC
152 kTPCnSigmaKao, // number of sigmas to the dE/dx kaon line in the TPC
153 kTPCnSigmaPro, // number of sigmas to the dE/dx proton line in the TPC
154
5720c765 155 kTOFnSigmaEle, // number of sigmas to the electron line in the TOF
572b0139 156 kTOFnSigmaPio, // number of sigmas to the pion line in the TOF
157 kTOFnSigmaMuo, // number of sigmas to the muon line in the TOF
158 kTOFnSigmaKao, // number of sigmas to the kaon line in the TOF
159 kTOFnSigmaPro, // number of sigmas to the proton line in the TOF
8df8e382 160
5720c765 161 kEMCALnSigmaEle, // number of sigmas to the proton line in the TOF
a823f01b 162 kEMCALEoverP, // E over P from EMCAL
163 kEMCALNCells, // NCells from EMCAL
164 kEMCALM02, // M02 showershape parameter
165 kEMCALM20, // M20 showershape parameter
166 kEMCALDispersion, // Dispersion paramter
5720c765 167
ffbede40 168 kKinkIndex0, // kink index 0
169
b2a297fa 170 kParticleMax, //
171 // TODO: kRNClusters ??
5720c765 172 // AliDielectronPair specific variables
b2a297fa 173 kChi2NDF = kParticleMax, // Chi^2/NDF
174 kDecayLength, // decay length
175 kR, // distance to the origin
176 kOpeningAngle, // opening angle
2e02dba4 177 kCosPointingAngle, // cosine of the pointing angle
8df8e382 178 // helicity picture: Z-axis is considered the direction of the mother's 3-momentum vector
179 kThetaHE, // theta in mother's rest frame in the helicity picture
180 kPhiHE, // phi in mother's rest frame in the helicity picture
1762f182 181 kThetaSqHE, // squared value of kThetaHE
5720c765 182 kCos2PhiHE, // Cosine of 2*phi in mother's rest frame in the helicity picture
a823f01b 183 kCosTilPhiHE, // Sin(phi) +/- Cos(phi) in mother's rest frame in the helicity picture; Sign is sign(Cos(phi))
8df8e382 184 // Collins-Soper picture: Z-axis is considered the direction of the vectorial difference between
185 // the 3-mom vectors of target and projectile beams
186 kThetaCS, // theta in mother's rest frame in Collins-Soper picture
187 kPhiCS, // phi in mother's rest frame in Collins-Soper picture
1762f182 188 kThetaSqCS, // squared value of kThetaCS
236e1bda 189 kPsiPair, // phi in mother's rest frame in Collins-Soper picture
5720c765 190 kCos2PhiCS, // Cosine of 2*phi in mother's rest frame in the Collins-Soper picture
a823f01b 191 kCosTilPhiCS, // Sin(phi) +/- Cos(phi) in mother's rest frame in Collins-Soper picture; Sign is sign(Cos(phi))
5720c765 192 kDeltaPhiV0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
193 kDeltaPhiV0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
194 kDeltaPhiV0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A + V0-C
195 kV0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
196 kV0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
197 kV0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
572b0139 198 kLegDist, // distance of the legs
199 kLegDistXY, // distance of the legs in XY
61d106d3 200 kDeltaEta, // Absolute value of Delta Eta for the legs
201 kDeltaPhi, // Absolute value of Delta Phi for the legs
b2a297fa 202 kMerr, // error of mass calculation
203 kDCA, // distance of closest approach TODO: not implemented yet
204 kPairType, // type of the pair, like like sign ++ unlikesign ...
ba15fdfb 205 kPseudoProperTime, // pseudo proper time
e4339752 206 kPseudoProperTimeErr, // pseudo proper time error
5720c765 207 kPseudoProperTimeResolution, // resolution for pseudo proper decay time (reconstructed - MC truth)
208 kPseudoProperTimePull, // normalizd resolution for pseudo proper time = (reco - MC truth)/dReco
209 kTRDpidEffPair, // TRD pid efficieny from conversion electrons
b2a297fa 210 kPairMax, //
211 // Event specific variables
6551594b 212 kXvPrim=kPairMax, // prim vertex
213 kYvPrim, // prim vertex
214 kZvPrim, // prim vertex
215 kXRes, // primary vertex x-resolution
216 kYRes, // primary vertex y-resolution
217 kZRes, // primary vertex z-resolution
5720c765 218
e4339752 219 //// v0 reaction plane quantities from AliEPSelectionTaks
5720c765 220 kv0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
221 kv0CrpH2, // reaction plane
222 kv0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
223 kv0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
224 kv0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
225 kv0Av0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
e4339752 226 kv0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
227 kv0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
228 kv0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
5720c765 229
230 kMultV0A, // VZERO multiplicity and ADC amplitudes
231 kMultV0C,
232 kMultV0,
233 kAdcV0A,
234 kAdcV0C,
235 kAdcV0,
236 kVZEROchMult,
237 // VZERO reaction plane quantities
238 kV0AxH2=kVZEROchMult+64, // VZERO-A x-component of the Q vector for 2nd harmonic
239 kV0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
240 kV0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
241 kV0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
242 kV0CyH2, // y-component
243 kV0CrpH2, // reaction plane
244 kV0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
245 kV0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
246 kV0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
247 kV0ArpResH2, // 2nd harmonic reaction plane resolution for V0A
248 kV0CrpResH2, // V0C
249 kV0ACrpResH2, // V0A+V0C
250 kV0XaXcH2, // Correlation quantities to check V0 reaction plane quality
251 kV0XaYaH2,
252 kV0XaYcH2,
253 kV0YaXcH2,
254 kV0YaYcH2,
255 kV0XcYcH2,
256 kV0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
257 kV0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
258 kV0AV0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
259 // TPC reaction plane quantities
260 kTPCxH2, // TPC x-component of the Q vector for 2nd harmonic (corrected)
261 kTPCyH2, // TPC y-component of the Q vector for 2nd harmonic (corrected)
262 kTPCrpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected)
263 kTPCsub1xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 1)
264 kTPCsub1yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 1)
265 kTPCsub1rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 1)
266 kTPCsub2xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 2)
267 kTPCsub2yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 2)
268 kTPCsub2rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 2)
269 kTPCsub12DiffH2, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic
270 kTPCsub12DiffH2Sin, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic, sinus term
271
272 kTPCxH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected)
273 kTPCyH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected)
274 kTPCrpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected)
275 kTPCsub1xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
276 kTPCsub1yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
277 kTPCsub1rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 1)
278 kTPCsub2xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
279 kTPCsub2yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
280 kTPCsub2rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 2)
281 kTPCsub12DiffH2uc, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic (uncorrected)
282
ba15fdfb 283 kNTrk, // number of tracks (or tracklets) TODO: ambiguous
284 kTracks, // ESD tracks TODO: ambiguous
a823f01b 285 kNVtxContrib, // number of primary vertex contibutors
ba15fdfb 286 kNacc, // Number of accepted tracks
5720c765 287 kNaccTrcklts, // number of accepted SPD tracklets in |eta|<1.6
288 kNaccTrcklts0916, // number of accepted SPD tracklets in 0.9<|eta|<1.6
289
290 kNaccTrckltsEsd05, // number of accepted SPD tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
291 kNaccTrckltsEsd10, // number of accepted SPD tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
292 kNaccTrckltsEsd16, // number of accepted SPD tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
293 kNaccTrckltsEsd05Corr, //
294 kNaccTrckltsEsd10Corr, //
295 kNaccTrckltsEsd16Corr, //
296 kNaccItsTpcEsd05, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
297 kNaccItsTpcEsd10, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
298 kNaccItsTpcEsd16, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
299 kNaccItsTpcEsd05Corr, //
300 kNaccItsTpcEsd10Corr, //
301 kNaccItsTpcEsd16Corr, //
302
303 kNaccItsPureEsd05, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
304 kNaccItsPureEsd10, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
305 kNaccItsPureEsd16, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
306 kNaccItsPureEsd05Corr, //
307 kNaccItsPureEsd10Corr, //
308 kNaccItsPureEsd16Corr, //
309
310 kNch, // MC true number of charged particles in |eta|<1.6
311 kNch05, // MC true number of charged particles in |eta|<0.5
312 kNch10, // MC true number of charged particles in |eta|<1.0
313
ffbede40 314 kCentrality, // event centrality fraction
a823f01b 315 kCentralitySPD, // centrality using SPD
6551594b 316 kNevents, // event counter
5720c765 317 kRunNumber, // run number
d327d9cd 318 kMixingBin,
b2a297fa 319 kNMaxValues //
320 // TODO: (for A+A) ZDCEnergy, impact parameter, Iflag??
321 };
322
323
324 AliDielectronVarManager();
325 AliDielectronVarManager(const char* name, const char* title);
326 virtual ~AliDielectronVarManager();
327 static void Fill(const TObject* particle, Double_t * const values);
ba15fdfb 328 static void FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values);
b2a297fa 329
6551594b 330 static void InitESDpid(Int_t type=0);
2a14a7b1 331 static void InitAODpidUtil(Int_t type=0);
5720c765 332 static void InitEstimatorAvg(const Char_t* filename);
333 static void InitTRDpidEffHistograms(const Char_t* filename);
a823f01b 334 static void SetVZEROCalibrationFile(const Char_t* filename) {fgVZEROCalibrationFile = filename;}
335
336 static void SetVZERORecenteringFile(const Char_t* filename) {fgVZERORecenteringFile = filename;}
ba15fdfb 337 static void SetPIDResponse(AliPIDResponse *pidResponse) {fgPIDResponse=pidResponse;}
5720c765 338 static AliPIDResponse* GetPIDResponse() { return fgPIDResponse; }
572b0139 339 static void SetEvent(AliVEvent * const ev);
5720c765 340 static void SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues]);
2a14a7b1 341 static Bool_t GetDCA(const AliAODTrack *track, Double_t d0z0[2]);
5720c765 342 static void SetTPCEventPlane(AliEventplane *const evplane);
a823f01b 343 static void GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption); // 0- V0A; 1- V0C; 2- V0A+V0C
5720c765 344
345 static TProfile* GetEstimatorHistogram(Int_t period, Int_t type) {return fgMultEstimatorAvg[period][type];}
346 static Double_t GetTRDpidEfficiency(Int_t runNo, Double_t centrality, Double_t eta, Double_t trdPhi, Double_t pout, Double_t& effErr);
ba15fdfb 347
348 static const AliKFVertex* GetKFVertex() {return fgKFVertex;}
349
b2a297fa 350 static const char* GetValueName(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i]:""; }
ba15fdfb 351
352 static const Double_t* GetData() {return fgData;}
353
d327d9cd 354 static Double_t GetValue(ValueTypes var) {return fgData[var];}
355 static void SetValue(ValueTypes var, Double_t val) { fgData[var]=val; }
356
b2a297fa 357private:
358
359 static const char* fgkParticleNames[kNMaxValues]; //variable names
360
361 static void FillVarVParticle(const AliVParticle *particle, Double_t * const values);
362 static void FillVarESDtrack(const AliESDtrack *particle, Double_t * const values);
363 static void FillVarAODTrack(const AliAODTrack *particle, Double_t * const values);
8df8e382 364 static void FillVarMCParticle(const AliMCParticle *particle, Double_t * const values);
b2a297fa 365 static void FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values);
366 static void FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values);
1201a1a9 367 static void FillVarKFParticle(const AliKFParticle *pair, Double_t * const values);
368
6551594b 369 static void FillVarVEvent(const AliVEvent *event, Double_t * const values);
370 static void FillVarESDEvent(const AliESDEvent *event, Double_t * const values);
371 static void FillVarAODEvent(const AliAODEvent *event, Double_t * const values);
372 static void FillVarMCEvent(const AliMCEvent *event, Double_t * const values);
5720c765 373 static void FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values);
374
a823f01b 375 static void InitVZEROCalibrationHistograms(Int_t runNo);
376 static void InitVZERORecenteringHistograms(Int_t runNo);
377
ba15fdfb 378 static AliPIDResponse *fgPIDResponse; // PID response object
379 static AliVEvent *fgEvent; // current event pointer
5720c765 380 static AliEventplane *fgTPCEventPlane; // current event plane pointer
ba15fdfb 381 static AliKFVertex *fgKFVertex; // kf vertex
5720c765 382 static TProfile *fgMultEstimatorAvg[4][9]; // multiplicity estimator averages (4 periods x 9 estimators)
383 static Double_t fgTRDpidEffCentRanges[10][4]; // centrality ranges for the TRD pid efficiency histograms
384 static TH3D *fgTRDpidEff[10][4]; // TRD pid efficiencies from conversion electrons
a823f01b 385 static TString fgVZEROCalibrationFile; // file with VZERO channel-by-channel calibrations
386 static TString fgVZERORecenteringFile; // file with VZERO Q-vector averages needed for event plane recentering
387 static TProfile2D *fgVZEROCalib[64]; // 1 histogram per VZERO channel
388 static TProfile2D *fgVZERORecentering[2][2]; // 2 VZERO sides x 2 Q-vector components
2e02dba4 389 static Int_t fgCurrentRun; // current run number
a823f01b 390
ba15fdfb 391 static Double_t fgData[kNMaxValues]; //! data
572b0139 392
b2a297fa 393 AliDielectronVarManager(const AliDielectronVarManager &c);
394 AliDielectronVarManager &operator=(const AliDielectronVarManager &c);
395
396 ClassDef(AliDielectronVarManager,1);
397};
398
399
400//Inline functions
6551594b 401inline void AliDielectronVarManager::Fill(const TObject* object, Double_t * const values)
b2a297fa 402{
403 //
404 // Main function to fill all available variables according to the type of particle
405 //
40875e45 406 if (!object) return;
6551594b 407 if (object->IsA() == AliESDtrack::Class()) FillVarESDtrack(static_cast<const AliESDtrack*>(object), values);
408 else if (object->IsA() == AliAODTrack::Class()) FillVarAODTrack(static_cast<const AliAODTrack*>(object), values);
409 else if (object->IsA() == AliMCParticle::Class()) FillVarMCParticle(static_cast<const AliMCParticle*>(object), values);
410 else if (object->IsA() == AliAODMCParticle::Class()) FillVarAODMCParticle(static_cast<const AliAODMCParticle*>(object), values);
411 else if (object->IsA() == AliDielectronPair::Class()) FillVarDielectronPair(static_cast<const AliDielectronPair*>(object), values);
1201a1a9 412 else if (object->IsA() == AliKFParticle::Class()) FillVarKFParticle(static_cast<const AliKFParticle*>(object),values);
6551594b 413 // Main function to fill all available variables according to the type of event
414
415 else if (object->IsA() == AliVEvent::Class()) FillVarVEvent(static_cast<const AliVEvent*>(object), values);
416 else if (object->IsA() == AliESDEvent::Class()) FillVarESDEvent(static_cast<const AliESDEvent*>(object), values);
417 else if (object->IsA() == AliAODEvent::Class()) FillVarAODEvent(static_cast<const AliAODEvent*>(object), values);
418 else if (object->IsA() == AliMCEvent::Class()) FillVarMCEvent(static_cast<const AliMCEvent*>(object), values);
5720c765 419 else if (object->IsA() == AliEventplane::Class()) FillVarTPCEventPlane(static_cast<const AliEventplane*>(object), values);
1201a1a9 420// else printf(Form("AliDielectronVarManager::Fill: Type %s is not supported by AliDielectronVarManager!", object->ClassName())); //TODO: implement without object needed
b2a297fa 421}
422
423inline void AliDielectronVarManager::FillVarVParticle(const AliVParticle *particle, Double_t * const values)
424{
425 //
426 // Fill track information available in AliVParticle into an array
427 //
428 values[AliDielectronVarManager::kPx] = particle->Px();
429 values[AliDielectronVarManager::kPy] = particle->Py();
430 values[AliDielectronVarManager::kPz] = particle->Pz();
431 values[AliDielectronVarManager::kPt] = particle->Pt();
432 values[AliDielectronVarManager::kP] = particle->P();
433
434 values[AliDielectronVarManager::kXv] = particle->Xv();
435 values[AliDielectronVarManager::kYv] = particle->Yv();
436 values[AliDielectronVarManager::kZv] = particle->Zv();
437
ba15fdfb 438 values[AliDielectronVarManager::kOneOverPt] = (particle->Pt()>1.0e-3 ? particle->OneOverPt() : 0.0);
b2a297fa 439 values[AliDielectronVarManager::kPhi] = particle->Phi();
440 values[AliDielectronVarManager::kTheta] = particle->Theta();
441 values[AliDielectronVarManager::kEta] = particle->Eta();
442 values[AliDielectronVarManager::kY] = particle->Y();
8df8e382 443
b2a297fa 444 values[AliDielectronVarManager::kE] = particle->E();
445 values[AliDielectronVarManager::kM] = particle->M();
446 values[AliDielectronVarManager::kCharge] = particle->Charge();
2a14a7b1 447
448 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
449
ba15fdfb 450// if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
451 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
452 values[i]=fgData[i];
b2a297fa 453}
454
455inline void AliDielectronVarManager::FillVarESDtrack(const AliESDtrack *particle, Double_t * const values)
456{
457 //
458 // Fill track information available for histogramming into an array
459 //
460
461 // Fill common AliVParticle interface information
462 FillVarVParticle(particle, values);
463
5720c765 464 AliESDtrack *esdTrack=0x0;
465 Double_t origdEdx=particle->GetTPCsignal();
466
467 // apply ETa correction, remove once this is in the tender
d327d9cd 468 esdTrack=const_cast<AliESDtrack*>(particle);
9395992d 469 if (!esdTrack) return;
d327d9cd 470 esdTrack->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(esdTrack)/AliDielectronPID::GetCorrValdEdx(),esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
5720c765 471
8df8e382 472 Double_t pidProbs[AliPID::kSPECIES];
b2a297fa 473 // Fill AliESDtrack interface specific information
164bfb53 474 Double_t tpcNcls=particle->GetTPCNcls();
5720c765 475 Double_t tpcNclsS = particle->GetTPCnclsS();
476 Double_t itsNcls=particle->GetNcls(0);
ba15fdfb 477 Double_t tpcSignalN=particle->GetTPCsignalN();
5720c765 478 values[AliDielectronVarManager::kNclsITS] = itsNcls; // TODO: get rid of the plain numbers
61d106d3 479 values[AliDielectronVarManager::kNclsTPC] = tpcNcls; // TODO: get rid of the plain numbers
5720c765 480 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
481 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
ffbede40 482 values[AliDielectronVarManager::kNclsTPCiter1] = particle->GetTPCNclsIter1(); // TODO: get rid of the plain numbers
b2a297fa 483 values[AliDielectronVarManager::kNFclsTPC] = particle->GetTPCNclsF();
45b2b1b8 484 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
fb7d2d99 485 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
ba15fdfb 486 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
487 values[AliDielectronVarManager::kTPCsignalNfrac]= tpcNcls>0?tpcSignalN/tpcNcls:0;
b2a297fa 488 values[AliDielectronVarManager::kNclsTRD] = particle->GetNcls(2); // TODO: get rid of the plain numbers
489 values[AliDielectronVarManager::kTRDntracklets] = particle->GetTRDntracklets(); // TODO: GetTRDtracklets/GetTRDntracklets?
e4339752 490 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
67fd1119 491 values[AliDielectronVarManager::kTRDchi2] = particle->GetTRDchi2();
5720c765 492 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
61d106d3 493 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
494
495
496 values[AliDielectronVarManager::kTPCchi2Cl] = -1;
497 if (tpcNcls>0) values[AliDielectronVarManager::kTPCchi2Cl] = particle->GetTPCchi2() / tpcNcls;
5720c765 498 values[AliDielectronVarManager::kITSchi2Cl] = -1;
499 if (itsNcls>0) values[AliDielectronVarManager::kITSchi2Cl] = particle->GetITSchi2() / itsNcls;
8df8e382 500 //TRD pidProbs
501 particle->GetTRDpid(pidProbs);
502 values[AliDielectronVarManager::kTRDprobEle] = pidProbs[AliPID::kElectron];
503 values[AliDielectronVarManager::kTRDprobPio] = pidProbs[AliPID::kPion];
ffbede40 504
505 values[AliDielectronVarManager::kKinkIndex0] = particle->GetKinkIndex(0);
8df8e382 506
b2a297fa 507 Float_t impactParXY, impactParZ;
508 particle->GetImpactParameters(impactParXY, impactParZ);
509 values[AliDielectronVarManager::kImpactParXY] = impactParXY;
510 values[AliDielectronVarManager::kImpactParZ] = impactParZ;
511
8df8e382 512
ba15fdfb 513 values[AliDielectronVarManager::kPdgCode]=-1;
514 values[AliDielectronVarManager::kPdgCodeMother]=-1;
515 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
516
8df8e382 517 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
518
519 AliDielectronMC *mc=AliDielectronMC::Instance();
520
521 if (mc->HasMC()){
522 if (mc->GetMCTrack(particle))
ba15fdfb 523 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
8df8e382 524
ba15fdfb 525 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
526 if (motherMC){
527 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
528
529 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
530 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
531 }
532
8df8e382 533 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
534 } //if(mc->HasMC())
535
536
537
538 values[AliDielectronVarManager::kITSsignal] = particle->GetITSsignal();
539
540 Double_t itsdEdx[4];
541 particle->GetITSdEdxSamples(itsdEdx);
542
543 values[AliDielectronVarManager::kITSsignalSSD1] = itsdEdx[0];
544 values[AliDielectronVarManager::kITSsignalSSD2] = itsdEdx[1];
545 values[AliDielectronVarManager::kITSsignalSDD1] = itsdEdx[2];
546 values[AliDielectronVarManager::kITSsignalSDD2] = itsdEdx[3];
3505bfad 547 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
5720c765 548 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
549
550 for (Int_t iC=0; iC<6; iC++) {
551 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
552 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
553 break;
554 }
555 }
556
3505bfad 557
b2a297fa 558 values[AliDielectronVarManager::kTrackLength] = particle->GetIntegratedLength();
b2a297fa 559 //dEdx information
560 Double_t mom = particle->GetP();
561 const AliExternalTrackParam *in=particle->GetInnerParam();
5720c765 562 Double_t ysignedIn=-100;
563 if (in) {
564 mom = in->GetP();
565 ysignedIn=particle->Charge()*in->GetY();
566 }
b2a297fa 567 values[AliDielectronVarManager::kPIn]=mom;
5720c765 568 values[AliDielectronVarManager::kYsignedIn]=ysignedIn;
569 const AliExternalTrackParam *out=particle->GetOuterParam();
570 if(out) values[AliDielectronVarManager::kPOut] = out->GetP();
571 else values[AliDielectronVarManager::kPOut] = mom;
572 if(out && fgEvent) {
573 Double_t localCoord[3]={0.0};
574 Bool_t localCoordGood = out->GetXYZAt(298.0, ((AliESDEvent*)fgEvent)->GetMagneticField(), localCoord);
575 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.);
576 }
577 if(mc->HasMC() && fgTRDpidEff[0][0]) {
578 Int_t runNo = (fgEvent ? fgEvent->GetRunNumber() : -1);
579 Float_t centrality=-1.0;
580 AliCentrality *esdCentrality = (fgEvent ? fgEvent->GetCentrality() : 0x0);
581 if(esdCentrality) centrality = esdCentrality->GetCentralityPercentile("V0M");
582 Double_t effErr=0.0;
583 values[kTRDpidEffLeg] = GetTRDpidEfficiency(runNo, centrality, values[AliDielectronVarManager::kEta],
584 values[AliDielectronVarManager::kTRDphi],
585 values[AliDielectronVarManager::kPOut], effErr);
586 }
b2a297fa 587 values[AliDielectronVarManager::kTPCsignal]=particle->GetTPCsignal();
ba15fdfb 588
589 values[AliDielectronVarManager::kTOFsignal]=particle->GetTOFsignal();
590
591 Double_t l = particle->GetIntegratedLength(); // cm
592 Double_t t = particle->GetTOFsignal();
593 Double_t t0 = fgPIDResponse->GetTOFResponse().GetTimeZero(); // ps
594
595 if( (l < 360. || l > 800.) || (t <= 0.) || (t0 >999990.0) ) {
596 values[AliDielectronVarManager::kTOFbeta]=0.0;
597 }
598 else {
599 t -= t0; // subtract the T0
600 l *= 0.01; // cm ->m
601 t *= 1e-12; //ps -> s
602
603 Double_t v = l / t;
604 Float_t beta = v / TMath::C();
605 values[AliDielectronVarManager::kTOFbeta]=beta;
606 }
5720c765 607 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
ba15fdfb 608
6551594b 609 // nsigma to Electron band
610 // TODO: for the moment we set the bethe bloch parameters manually
611 // this should be changed in future!
48609e3d 612
ba15fdfb 613 values[AliDielectronVarManager::kTPCnSigmaEle]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCorrVal();
614 values[AliDielectronVarManager::kTPCnSigmaPio]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
615 values[AliDielectronVarManager::kTPCnSigmaMuo]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
616 values[AliDielectronVarManager::kTPCnSigmaKao]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
617 values[AliDielectronVarManager::kTPCnSigmaPro]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
618
619 values[AliDielectronVarManager::kITSnSigmaEle]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kElectron);
620 values[AliDielectronVarManager::kITSnSigmaPio]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kPion);
621 values[AliDielectronVarManager::kITSnSigmaMuo]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kMuon);
622 values[AliDielectronVarManager::kITSnSigmaKao]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kKaon);
623 values[AliDielectronVarManager::kITSnSigmaPro]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kProton);
624
625 values[AliDielectronVarManager::kTOFnSigmaEle]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
626 values[AliDielectronVarManager::kTOFnSigmaPio]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
627 values[AliDielectronVarManager::kTOFnSigmaMuo]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
628 values[AliDielectronVarManager::kTOFnSigmaKao]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
629 values[AliDielectronVarManager::kTOFnSigmaPro]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
5720c765 630
a823f01b 631 //EMCAL PID information
632 Double_t eop=0;
633 Double_t showershape[4]={0.,0.,0.,0.};
634// values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
635 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
636 values[AliDielectronVarManager::kEMCALEoverP] = eop;
637 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
638 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
639 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
640 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
641
642
5720c765 643 //restore TPC signal if it was changed
644 if (esdTrack) esdTrack->SetTPCsignal(origdEdx,esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
b2a297fa 645}
646
647inline void AliDielectronVarManager::FillVarAODTrack(const AliAODTrack *particle, Double_t * const values)
648{
649 //
650 // Fill track information available for histogramming into an array
651 //
652
653 // Fill common AliVParticle interface information
654 FillVarVParticle(particle, values);
ba15fdfb 655 Double_t tpcNcls=particle->GetTPCNcls();
5720c765 656
657 //GetNclsS not present in AODtrack
658 //Replace with method as soon as available
659 TBits tpcSharedMap = particle->GetTPCSharedMap();
660 Double_t tpcNclsS= tpcSharedMap.CountBits(0)-tpcSharedMap.CountBits(159);
572b0139 661 // Reset AliESDtrack interface specific information
1762f182 662 values[AliDielectronVarManager::kNclsITS] = particle->GetITSNcls();
5720c765 663 values[AliDielectronVarManager::kITSchi2Cl] = -1;
ba15fdfb 664 values[AliDielectronVarManager::kNclsTPC] = tpcNcls;
e4339752 665 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
666 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
ba15fdfb 667 values[AliDielectronVarManager::kNclsTPCiter1] = tpcNcls; // not really available in AOD
572b0139 668 values[AliDielectronVarManager::kNFclsTPC] = 0;
fb7d2d99 669 values[AliDielectronVarManager::kNFclsTPCr] = 0;
670 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
572b0139 671 values[AliDielectronVarManager::kNclsTRD] = 0;
672 values[AliDielectronVarManager::kTRDntracklets] = 0;
673 values[AliDielectronVarManager::kTRDpidQuality] = 0;
61d106d3 674
2e02dba4 675 values[AliDielectronVarManager::kTPCchi2Cl] = (tpcNcls>0)?particle->Chi2perNDF()*(tpcNcls-5)/tpcNcls:999.; // it is stored as normalized to tpcNcls-5 (see AliAnalysisTaskESDfilter)
61d106d3 676 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
677
8df8e382 678 //TRD pidProbs
679 //TODO: set correctly
680 values[AliDielectronVarManager::kTRDprobEle] = 0;
681 values[AliDielectronVarManager::kTRDprobPio] = 0;
67fd1119 682 values[AliDielectronVarManager::kTRDchi2] = -1;
683
2a14a7b1 684 values[AliDielectronVarManager::kTPCsignalN] = 0;
ba15fdfb 685 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
572b0139 686
2a14a7b1 687 // Fill AliAODTrack interface information
688 //
a823f01b 689 values[AliDielectronVarManager::kKinkIndex0] = particle->GetProdVertex()->GetType()==AliAODVertex::kKink ? 1 : 0;
690
2a14a7b1 691 Double_t d0z0[2];
692 GetDCA(particle, d0z0);
693 values[AliDielectronVarManager::kImpactParXY] = d0z0[0];
694 values[AliDielectronVarManager::kImpactParZ] = d0z0[1];
572b0139 695
696 values[AliDielectronVarManager::kPIn]=0;
697 values[AliDielectronVarManager::kTPCsignal]=0;
ba15fdfb 698
699 values[AliDielectronVarManager::kTOFsignal]=0;
700 values[AliDielectronVarManager::kTOFbeta]=0;
572b0139 701
702 values[AliDielectronVarManager::kTPCnSigmaEle]=0;
703 values[AliDielectronVarManager::kTPCnSigmaPio]=0;
704 values[AliDielectronVarManager::kTPCnSigmaMuo]=0;
705 values[AliDielectronVarManager::kTPCnSigmaKao]=0;
706 values[AliDielectronVarManager::kTPCnSigmaPro]=0;
b2a297fa 707
3505bfad 708 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
e4339752 709 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
710 for (Int_t iC=0; iC<6; iC++) {
711 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
712 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
713 break;
714 }
715 }
716
572b0139 717 AliAODPid *pid=particle->GetDetPid();
718 if (pid){
719 Double_t mom =pid->GetTPCmomentum();
ba15fdfb 720 Double_t tpcSignalN=pid->GetTPCsignalN();
721 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
722 values[AliDielectronVarManager::kTPCsignalN] = tpcNcls>0?tpcSignalN/tpcNcls:0;
5720c765 723 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
ba15fdfb 724 Double_t tpcNsigmaEle=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
725 Double_t tpcNsigmaPio=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
726 Double_t tpcNsigmaMuo=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
727 Double_t tpcNsigmaKao=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
728 Double_t tpcNsigmaPro=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
572b0139 729
164bfb53 730 values[AliDielectronVarManager::kPIn]=mom;
572b0139 731 values[AliDielectronVarManager::kTPCsignal]=pid->GetTPCsignal();
732
733 values[AliDielectronVarManager::kTPCnSigmaEle]=tpcNsigmaEle;
734 values[AliDielectronVarManager::kTPCnSigmaPio]=tpcNsigmaPio;
735 values[AliDielectronVarManager::kTPCnSigmaMuo]=tpcNsigmaMuo;
736 values[AliDielectronVarManager::kTPCnSigmaKao]=tpcNsigmaKao;
737 values[AliDielectronVarManager::kTPCnSigmaPro]=tpcNsigmaPro;
738
739 values[AliDielectronVarManager::kTRDntracklets] = 0;
e4339752 740 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
741 Double_t prob[AliPID::kSPECIES];
742 fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob);
743 values[AliDielectronVarManager::kTRDprobEle] = prob[AliPID::kElectron];
744 values[AliDielectronVarManager::kTRDprobPio] = prob[AliPID::kPion];
745
746 values[AliDielectronVarManager::kTOFsignal]=pid->GetTOFsignal();
747 values[AliDielectronVarManager::kTOFbeta] =0;
5720c765 748
749 Double_t tofNsigmaEle=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
750 Double_t tofNsigmaPio=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
751 Double_t tofNsigmaMuo=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
752 Double_t tofNsigmaKao=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
753 Double_t tofNsigmaPro=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
754
755 values[AliDielectronVarManager::kTOFnSigmaEle]=tofNsigmaEle;
756 values[AliDielectronVarManager::kTOFnSigmaPio]=tofNsigmaPio;
757 values[AliDielectronVarManager::kTOFnSigmaMuo]=tofNsigmaMuo;
758 values[AliDielectronVarManager::kTOFnSigmaKao]=tofNsigmaKao;
759 values[AliDielectronVarManager::kTOFnSigmaPro]=tofNsigmaPro;
572b0139 760
761 }
ba15fdfb 762
a823f01b 763 //EMCAL PID information
764 Double_t eop=0;
765 Double_t showershape[4]={0.,0.,0.,0.};
766// values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
767 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
768 values[AliDielectronVarManager::kEMCALEoverP] = eop;
769 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
770 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
771 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
772 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
773
ba15fdfb 774 values[AliDielectronVarManager::kPdgCode]=-1;
775 values[AliDielectronVarManager::kPdgCodeMother]=-1;
776 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
777
778 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
779
780 AliDielectronMC *mc=AliDielectronMC::Instance();
781
782 if (mc->HasMC()){
783 if (mc->GetMCTrack(particle))
784 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
785
786 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
787 if (motherMC){
788 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
789
790 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
791 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
792 }
793
794 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
795 } //if(mc->HasMC())
796
5720c765 797 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
b2a297fa 798}
799
800inline void AliDielectronVarManager::FillVarMCParticle(const AliMCParticle *particle, Double_t * const values)
801{
802 //
803 // Fill track information available for histogramming into an array
804 //
805
554e40f8 806 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 807 values[AliDielectronVarManager::kITSchi2Cl] = 0;
554e40f8 808 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 809 values[AliDielectronVarManager::kNclsSTPC] = 0;
810 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
554e40f8 811 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
812 values[AliDielectronVarManager::kNFclsTPC] = 0;
fb7d2d99 813 values[AliDielectronVarManager::kNFclsTPCr] = 0;
814 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
554e40f8 815 values[AliDielectronVarManager::kNclsTRD] = 0;
816 values[AliDielectronVarManager::kTRDntracklets] = 0;
817 values[AliDielectronVarManager::kTRDpidQuality] = 0;
818 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
819 values[AliDielectronVarManager::kTrackStatus] = 0;
820 values[AliDielectronVarManager::kTRDprobEle] = 0;
821 values[AliDielectronVarManager::kTRDprobPio] = 0;
822 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 823 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 824 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
554e40f8 825 values[AliDielectronVarManager::kImpactParXY] = 0;
826 values[AliDielectronVarManager::kImpactParZ] = 0;
827 values[AliDielectronVarManager::kPIn] = 0;
5720c765 828 values[AliDielectronVarManager::kYsignedIn] = 0;
554e40f8 829 values[AliDielectronVarManager::kTPCsignal] = 0;
ba15fdfb 830 values[AliDielectronVarManager::kTOFsignal] = 0;
831 values[AliDielectronVarManager::kTOFbeta] = 0;
554e40f8 832 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
833 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
834 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
835 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
836 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
837 values[AliDielectronVarManager::kITSclusterMap] = 0;
838
ba15fdfb 839 values[AliDielectronVarManager::kPdgCode] = -1;
840 values[AliDielectronVarManager::kPdgCodeMother] = -1;
841 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
554e40f8 842
b2a297fa 843 // Fill common AliVParticle interface information
844 FillVarVParticle(particle, values);
8df8e382 845
846 AliDielectronMC *mc=AliDielectronMC::Instance();
847
b2a297fa 848 // Fill AliMCParticle interface specific information
849 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
8df8e382 850
ba15fdfb 851 AliMCParticle *motherMC = mc->GetMCTrackMother(particle);
852 if (motherMC){
853 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
854 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
855 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
856 }
857
fb7d2d99 858 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
8df8e382 859 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
b2a297fa 860}
861
ba15fdfb 862
863inline void AliDielectronVarManager::FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values) {
864 //
865 // fill 2 track information starting from MC legs
866 //
867
868 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 869 values[AliDielectronVarManager::kITSchi2Cl] = -1;
ba15fdfb 870 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 871 values[AliDielectronVarManager::kNclsSTPC] = 0;
872 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
ba15fdfb 873 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
874 values[AliDielectronVarManager::kNFclsTPC] = 0;
875 values[AliDielectronVarManager::kNFclsTPCr] = 0;
876 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
877 values[AliDielectronVarManager::kNclsTRD] = 0;
878 values[AliDielectronVarManager::kTRDntracklets] = 0;
879 values[AliDielectronVarManager::kTRDpidQuality] = 0;
880 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
881 values[AliDielectronVarManager::kTrackStatus] = 0;
882 values[AliDielectronVarManager::kTRDprobEle] = 0;
883 values[AliDielectronVarManager::kTRDprobPio] = 0;
884 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 885 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 886 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
887 values[AliDielectronVarManager::kImpactParXY] = 0;
888 values[AliDielectronVarManager::kImpactParZ] = 0;
889 values[AliDielectronVarManager::kPIn] = 0;
5720c765 890 values[AliDielectronVarManager::kYsignedIn] = 0;
ba15fdfb 891 values[AliDielectronVarManager::kTPCsignal] = 0;
892 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
893 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
894 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
895 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
896 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
897 values[AliDielectronVarManager::kITSclusterMap] = 0;
898
899 values[AliDielectronVarManager::kPdgCode] = 0;
900 values[AliDielectronVarManager::kPdgCodeMother] = 0;
901
902 AliDielectronMC *mc=AliDielectronMC::Instance();
903 AliVParticle* mother=0x0;
904 Int_t mLabel1 = mc->GetMothersLabel(p1->GetLabel());
905 Int_t mLabel2 = mc->GetMothersLabel(p2->GetLabel());
906 if(mLabel1==mLabel2)
907 mother = mc->GetMCTrackFromMCEvent(mLabel1);
5720c765 908
909 values[AliDielectronVarManager::kPseudoProperTime] = -2e10;
910 if(mother) { // same mother
ba15fdfb 911 FillVarVParticle(mother, values);
5720c765 912 Double_t lxy = ((mother->Xv()- values[AliDielectronVarManager::kXvPrim]) * mother->Px() +
913 (mother->Yv()- values[AliDielectronVarManager::kYvPrim]) * mother->Py() )/mother->Pt();
914 values[AliDielectronVarManager::kPseudoProperTime] = lxy*(TDatabasePDG::Instance()->GetParticle(443)->Mass())/mother->Pt();
915 }
213ceb97 916 // AliVParticle part
917 values[AliDielectronVarManager::kPx] = p1->Px()+p2->Px();
918 values[AliDielectronVarManager::kPy] = p1->Py()+p2->Py();
919 values[AliDielectronVarManager::kPz] = p1->Pz()+p2->Pz();
920 values[AliDielectronVarManager::kPt] = TMath::Sqrt(values[AliDielectronVarManager::kPx]*
921 values[AliDielectronVarManager::kPx]+
922 values[AliDielectronVarManager::kPy]*
923 values[AliDielectronVarManager::kPy]);
924 values[AliDielectronVarManager::kP] = TMath::Sqrt(values[AliDielectronVarManager::kPt]*
925 values[AliDielectronVarManager::kPt]+
926 values[AliDielectronVarManager::kPz]*
927 values[AliDielectronVarManager::kPz]);
ba15fdfb 928
213ceb97 929 values[AliDielectronVarManager::kXv] = 0;
930 values[AliDielectronVarManager::kYv] = 0;
931 values[AliDielectronVarManager::kZv] = 0;
ba15fdfb 932
213ceb97 933 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>1.0e-6 ? 1.0/values[AliDielectronVarManager::kPt] : 0.0);
934 values[AliDielectronVarManager::kPhi] = TMath::ATan2(values[AliDielectronVarManager::kPy],values[AliDielectronVarManager::kPx]);
935 values[AliDielectronVarManager::kTheta] = TMath::ATan2(values[AliDielectronVarManager::kPt],values[AliDielectronVarManager::kPz]);
936 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.);
937 values[AliDielectronVarManager::kE] = p1->E()+p2->E();
938 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.);
939 values[AliDielectronVarManager::kCharge] = p1->Charge()+p2->Charge();
940
941 values[AliDielectronVarManager::kM] = TMath::Sqrt(p1->M()*p1->M()+p2->M()*p2->M()+
5720c765 942 2.0*(p1->E()*p2->E()-p1->Px()*p2->Px()-p1->Py()*p2->Py()-p1->Pz()*p2->Pz()));
ba15fdfb 943
213ceb97 944 if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
a823f01b 945
5720c765 946 values[AliDielectronVarManager::kThetaHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kTRUE);
947 values[AliDielectronVarManager::kPhiHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kFALSE);
1762f182 948 values[AliDielectronVarManager::kThetaSqHE] = values[AliDielectronVarManager::kThetaHE] * values[AliDielectronVarManager::kThetaHE];
5720c765 949 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2*values[AliDielectronVarManager::kPhiHE]);
950 values[AliDielectronVarManager::kThetaCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kTRUE);
951 values[AliDielectronVarManager::kPhiCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kFALSE);
1762f182 952 values[AliDielectronVarManager::kThetaSqCS] = values[AliDielectronVarManager::kThetaCS] * values[AliDielectronVarManager::kThetaCS];
5720c765 953 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2*values[AliDielectronVarManager::kPhiCS]);
a823f01b 954 values[AliDielectronVarManager::kCosTilPhiHE] = (TMath::Cos(values[AliDielectronVarManager::kPhiHE])>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-3*TMath::Pi()/4.));
955 values[AliDielectronVarManager::kCosTilPhiCS] = (TMath::Cos(values[AliDielectronVarManager::kPhiCS])>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-3*TMath::Pi()/4.));
ba15fdfb 956}
957
958
b2a297fa 959inline void AliDielectronVarManager::FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values)
960{
961 //
962 // Fill track information available for histogramming into an array
963 //
964
554e40f8 965 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 966 values[AliDielectronVarManager::kITSchi2Cl] = -1;
554e40f8 967 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 968 values[AliDielectronVarManager::kNclsSTPC] = 0;
969 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
554e40f8 970 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
971 values[AliDielectronVarManager::kNFclsTPC] = 0;
972 values[AliDielectronVarManager::kNclsTRD] = 0;
973 values[AliDielectronVarManager::kTRDntracklets] = 0;
974 values[AliDielectronVarManager::kTRDpidQuality] = 0;
975 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
976 values[AliDielectronVarManager::kTrackStatus] = 0;
977 values[AliDielectronVarManager::kTRDprobEle] = 0;
978 values[AliDielectronVarManager::kTRDprobPio] = 0;
979 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 980 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 981 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
554e40f8 982 values[AliDielectronVarManager::kImpactParXY] = 0;
983 values[AliDielectronVarManager::kImpactParZ] = 0;
984 values[AliDielectronVarManager::kPIn] = 0;
5720c765 985 values[AliDielectronVarManager::kYsignedIn] = 0;
554e40f8 986 values[AliDielectronVarManager::kTPCsignal] = 0;
987 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
988 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
989 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
990 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
991 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
992 values[AliDielectronVarManager::kITSclusterMap] = 0;
993
ba15fdfb 994 values[AliDielectronVarManager::kPdgCode] = -1;
995 values[AliDielectronVarManager::kPdgCodeMother] = -1;
996 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
554e40f8 997
b2a297fa 998 // Fill common AliVParticle interface information
999 FillVarVParticle(particle, values);
554e40f8 1000
8df8e382 1001 AliDielectronMC *mc=AliDielectronMC::Instance();
1002
1003
b2a297fa 1004 // Fill AliAODMCParticle interface specific information
8df8e382 1005 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1006
ba15fdfb 1007 AliAODMCParticle *motherMC = mc->GetMCTrackMother(particle);
1008 if (motherMC){
1009 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1010 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
1011 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
1012 }
1013
1014
fb7d2d99 1015 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
8df8e382 1016
1017 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
b2a297fa 1018}
1019
1020inline void AliDielectronVarManager::FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values)
1021{
1022 //
1023 // Fill pair information available for histogramming into an array
1024 //
2a14a7b1 1025
ba15fdfb 1026 values[AliDielectronVarManager::kPdgCode]=-1;
1027 values[AliDielectronVarManager::kPdgCodeMother]=-1;
1028 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
2a14a7b1 1029
b2a297fa 1030 // Fill common AliVParticle interface information
1031 FillVarVParticle(pair, values);
1032
1033 // Fill AliDielectronPair specific information
1034 const AliKFParticle &kfPair = pair->GetKFParticle();
61d106d3 1035
1036 Double_t thetaHE=0;
1037 Double_t phiHE=0;
1038 Double_t thetaCS=0;
1039 Double_t phiCS=0;
1040
1041 pair->GetThetaPhiCM(thetaHE,phiHE,thetaCS,phiCS);
5720c765 1042
b2a297fa 1043 values[AliDielectronVarManager::kChi2NDF] = kfPair.GetChi2()/kfPair.GetNDF();
1044 values[AliDielectronVarManager::kDecayLength] = kfPair.GetDecayLength();
1045 values[AliDielectronVarManager::kR] = kfPair.GetR();
1046 values[AliDielectronVarManager::kOpeningAngle] = pair->OpeningAngle();
2e02dba4 1047 values[AliDielectronVarManager::kCosPointingAngle] = fgEvent ? pair->GetCosPointingAngle(fgEvent->GetPrimaryVertex()) : -1;
61d106d3 1048 values[AliDielectronVarManager::kThetaHE] = thetaHE;
1049 values[AliDielectronVarManager::kPhiHE] = phiHE;
1762f182 1050 values[AliDielectronVarManager::kThetaSqHE] = thetaHE * thetaHE;
5720c765 1051 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2.0*phiHE);
a823f01b 1052 values[AliDielectronVarManager::kCosTilPhiHE] = (TMath::Cos(phiHE)>0)?(TMath::Cos(phiHE-TMath::Pi()/4.)):(TMath::Cos(phiHE-3*TMath::Pi()/4.));
61d106d3 1053 values[AliDielectronVarManager::kThetaCS] = thetaCS;
1054 values[AliDielectronVarManager::kPhiCS] = phiCS;
1762f182 1055 values[AliDielectronVarManager::kThetaSqCS] = thetaCS * thetaCS;
5720c765 1056 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2.0*phiCS);
a823f01b 1057 values[AliDielectronVarManager::kCosTilPhiCS] = (TMath::Cos(phiCS)>0)?(TMath::Cos(phiCS-TMath::Pi()/4.)):(TMath::Cos(phiCS-3*TMath::Pi()/4.));
572b0139 1058 values[AliDielectronVarManager::kLegDist] = pair->DistanceDaughters();
1059 values[AliDielectronVarManager::kLegDistXY] = pair->DistanceDaughtersXY();
61d106d3 1060 values[AliDielectronVarManager::kDeltaEta] = pair->DeltaEta();
1061 values[AliDielectronVarManager::kDeltaPhi] = pair->DeltaPhi();
8df8e382 1062 values[AliDielectronVarManager::kMerr] = kfPair.GetErrMass()>1e-30&&kfPair.GetMass()>1e-30?kfPair.GetErrMass()/kfPair.GetMass():1000000;
b2a297fa 1063 values[AliDielectronVarManager::kPairType] = pair->GetType();
8df8e382 1064
5720c765 1065 Double_t errPseudoProperTime2 = -1;
91487037 1066 values[AliDielectronVarManager::kPsiPair] = fgEvent ? pair->PsiPair(fgEvent->GetMagneticField()) : -5;
e4339752 1067 values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? kfPair.GetPseudoProperDecayTime(*(fgEvent->GetPrimaryVertex()), TDatabasePDG::Instance()->GetParticle(443)->Mass(), &errPseudoProperTime2 ) : -1e10;
5720c765 1068 // values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? pair->GetPseudoProperTime(fgEvent->GetPrimaryVertex()): -1e10;
e4339752 1069 values[AliDielectronVarManager::kPseudoProperTimeErr] = (errPseudoProperTime2 > 0) ? TMath::Sqrt(errPseudoProperTime2) : -1e10;
5720c765 1070
1071 // Flow quantities
1072 Double_t delta=0.0;
1073 // v2 with respect to VZERO-A event plane
1074 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ArpH2];
1075 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1076 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1077 values[AliDielectronVarManager::kV0ArpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1078 values[AliDielectronVarManager::kDeltaPhiV0ArpH2] = delta;
1079 // v2 with respect to VZERO-C event plane
1080 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0CrpH2];
1081 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1082 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1083 values[AliDielectronVarManager::kV0CrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1084 values[AliDielectronVarManager::kDeltaPhiV0CrpH2] = delta;
1085 // v2 with respect to the combined VZERO-A and VZERO-C event plane
1086 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ACrpH2];
1087 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1088 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1089 values[AliDielectronVarManager::kV0ACrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1090 values[AliDielectronVarManager::kDeltaPhiV0ACrpH2] = delta;
1091
1092
8df8e382 1093 AliDielectronMC *mc=AliDielectronMC::Instance();
1094
1095 if (mc->HasMC()){
5720c765 1096 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -10.0e+10;
ba15fdfb 1097 Bool_t samemother = mc->HaveSameMother(pair);
1098 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(pair);
1099 values[AliDielectronVarManager::kHaveSameMother] = samemother ;
5720c765 1100
1101 // fill kPseudoProperTimeResolution
1102 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -1e10;
1103 // values[AliDielectronVarManager::kPseudoProperTimePull] = -1e10;
1104 if(samemother && fgEvent) {
1105 if(pair->GetFirstDaughter()->GetLabel() > 0) {
1106 const AliVParticle* d1 = mc->GetMCTrackFromMCEvent(pair->GetFirstDaughter()->GetLabel());
1107 const AliVParticle* motherMC = mc->GetMCTrackFromMCEvent(((AliMCParticle*)d1)->GetMother());
40875e45 1108 const AliMCEvent *mcevent = mc->GetMCEvent();
1109 const AliVVertex* mcVtx = mcevent ? mcevent->GetPrimaryVertex() : 0x0;
5720c765 1110 if(motherMC && mcVtx) {
1111 const Double_t lxyMC = ( (motherMC->Xv() - mcVtx->GetX()) * motherMC->Px() +
1112 (motherMC->Yv() - mcVtx->GetY()) * motherMC->Py() ) / motherMC->Pt();
1113 const Double_t pseudoMC = lxyMC * (TDatabasePDG::Instance()->GetParticle(443)->Mass())/motherMC->Pt();
1114 values[AliDielectronVarManager::kPseudoProperTimeResolution] = values[AliDielectronVarManager::kPseudoProperTime] - pseudoMC;
1115 if (errPseudoProperTime2 > 0)
1116 values[AliDielectronVarManager::kPseudoProperTimePull] = values[AliDielectronVarManager::kPseudoProperTimeResolution]/sqrt(errPseudoProperTime2);
1117 }
1118 }
1119 }
2e02dba4 1120
1121 values[AliDielectronVarManager::kTRDpidEffPair] = 0.;
1122 if (fgTRDpidEff[0][0]){
1123 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1124 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1125 AliVParticle* leg1 = pair->GetFirstDaughter();
1126 AliVParticle* leg2 = pair->GetSecondDaughter();
1127 if (leg1 && leg2){
1128 Fill(leg1, valuesLeg1);
1129 Fill(leg2, valuesLeg2);
1130 values[AliDielectronVarManager::kTRDpidEffPair] = valuesLeg1[AliDielectronVarManager::kTRDpidEffLeg]*valuesLeg2[AliDielectronVarManager::kTRDpidEffLeg];
1131 }
1132 }
8df8e382 1133 }//if (mc->HasMC())
1134
1135
b2a297fa 1136}
1137
1201a1a9 1138inline void AliDielectronVarManager::FillVarKFParticle(const AliKFParticle *particle, Double_t * const values)
1139{
1140 //
1141 // Fill track information available in AliVParticle into an array
1142 //
1143 values[AliDielectronVarManager::kPx] = particle->GetPx();
1144 values[AliDielectronVarManager::kPy] = particle->GetPy();
1145 values[AliDielectronVarManager::kPz] = particle->GetPz();
1146 values[AliDielectronVarManager::kPt] = particle->GetPt();
1147 values[AliDielectronVarManager::kP] = particle->GetP();
1148
1149 values[AliDielectronVarManager::kXv] = particle->GetX();
1150 values[AliDielectronVarManager::kYv] = particle->GetY();
1151 values[AliDielectronVarManager::kZv] = particle->GetZ();
1152
1153 values[AliDielectronVarManager::kOneOverPt] = 0;
1154 values[AliDielectronVarManager::kPhi] = particle->GetPhi();
1155 values[AliDielectronVarManager::kTheta] = 0.;
1156 values[AliDielectronVarManager::kEta] = particle->GetEta();
1157 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.;
1158
1159 values[AliDielectronVarManager::kE] = particle->GetE();
1160 values[AliDielectronVarManager::kM] = particle->GetMass();
1161 values[AliDielectronVarManager::kCharge] = particle->GetQ();
1162
1163 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 1164 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1201a1a9 1165 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 1166 values[AliDielectronVarManager::kNclsSTPC] = 0;
1167 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1201a1a9 1168 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1169 values[AliDielectronVarManager::kNFclsTPC] = 0;
1170 values[AliDielectronVarManager::kNclsTRD] = 0;
1171 values[AliDielectronVarManager::kTRDntracklets] = 0;
1172 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1173 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1174 values[AliDielectronVarManager::kTrackStatus] = 0;
1175 values[AliDielectronVarManager::kTRDprobEle] = 0;
1176 values[AliDielectronVarManager::kTRDprobPio] = 0;
1177 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 1178 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 1179 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1201a1a9 1180 values[AliDielectronVarManager::kImpactParXY] = 0;
1181 values[AliDielectronVarManager::kImpactParZ] = 0;
1182 values[AliDielectronVarManager::kPIn] = 0;
5720c765 1183 values[AliDielectronVarManager::kYsignedIn] = 0;
1201a1a9 1184 values[AliDielectronVarManager::kTPCsignal] = 0;
ba15fdfb 1185 values[AliDielectronVarManager::kTOFsignal] = 0;
1186 values[AliDielectronVarManager::kTOFbeta] = 0;
1201a1a9 1187 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1188 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1189 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1190 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1191 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1192 values[AliDielectronVarManager::kITSclusterMap] = 0;
1193
ba15fdfb 1194 values[AliDielectronVarManager::kPdgCode] = -1;
1195 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1196 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1201a1a9 1197
1198
5720c765 1199// if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1200 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1201 values[i]=fgData[i];
1202
1201a1a9 1203}
6551594b 1204
1205inline void AliDielectronVarManager::FillVarVEvent(const AliVEvent *event, Double_t * const values)
1206{
1207 //
1208 // Fill event information available for histogramming into an array
1209 //
5720c765 1210 values[AliDielectronVarManager::kRunNumber] = event->GetRunNumber();
a823f01b 1211 if(fgCurrentRun!=event->GetRunNumber()) {
1212 if(fgVZEROCalibrationFile.Contains(".root")) InitVZEROCalibrationHistograms(event->GetRunNumber());
1213 if(fgVZERORecenteringFile.Contains(".root")) InitVZERORecenteringHistograms(event->GetRunNumber());
1214 fgCurrentRun=event->GetRunNumber();
1215 }
6551594b 1216 const AliVVertex *primVtx = event->GetPrimaryVertex();
8df8e382 1217
1218 values[AliDielectronVarManager::kXvPrim] = 0;
1219 values[AliDielectronVarManager::kYvPrim] = 0;
1220 values[AliDielectronVarManager::kZvPrim] = 0;
ba15fdfb 1221// values[AliDielectronVarManager::kChi2NDF] = 0; //This is the pair value!!!
5720c765 1222
8df8e382 1223 values[AliDielectronVarManager::kNTrk] = 0;
a823f01b 1224 values[AliDielectronVarManager::kNVtxContrib] = 0;
ba15fdfb 1225 values[AliDielectronVarManager::kNacc] = 0;
1226 values[AliDielectronVarManager::kNaccTrcklts] = 0;
5720c765 1227 values[AliDielectronVarManager::kNaccTrcklts0916] = 0;
8df8e382 1228 values[AliDielectronVarManager::kNevents] = 0; //always fill bin 0;
5720c765 1229
8df8e382 1230 if (!primVtx) return;
1231
6551594b 1232 values[AliDielectronVarManager::kXvPrim] = primVtx->GetX();
1233 values[AliDielectronVarManager::kYvPrim] = primVtx->GetY();
1234 values[AliDielectronVarManager::kZvPrim] = primVtx->GetZ();
ba15fdfb 1235// values[AliDielectronVarManager::kChi2NDF] = primVtx->GetChi2perNDF(); //this is the pair value
6551594b 1236
5720c765 1237 values[AliDielectronVarManager::kNTrk] = event->GetNumberOfTracks();
a823f01b 1238 values[AliDielectronVarManager::kNVtxContrib] = primVtx->GetNContributors();
5720c765 1239 values[AliDielectronVarManager::kNacc] = AliDielectronHelper::GetNacc(event);
1240 values[AliDielectronVarManager::kNaccTrcklts] = AliDielectronHelper::GetNaccTrcklts(event); // etaRange = 1.6 (default)
1241 values[AliDielectronVarManager::kNaccTrcklts0916] = AliDielectronHelper::GetNaccTrcklts(event,1.6)-AliDielectronHelper::GetNaccTrcklts(event,.9);
1242 // values[AliDielectronVarManager::kNaccTrcklts05] = AliDielectronHelper::GetNaccTrcklts(event, 0.5);
1243 // values[AliDielectronVarManager::kNaccTrcklts10] = AliDielectronHelper::GetNaccTrcklts(event, 1.0);
1244 // values[AliDielectronVarManager::kNaccTrckltsCorr] = AliDielectronHelper::GetNaccTrckltsCorrected(event, values[AliDielectronVarManager::kNaccTrcklts], values[AliDielectronVarManager::kZvPrim]);
1245
1246 // TPC event plane (corrected)
5720c765 1247
1248 // VZERO event plane quantities from the AliEPSelectionTask
1249 AliEventplane *ep = const_cast<AliVEvent*>(event)->GetEventplane();
1250 values[AliDielectronVarManager::kv0ACrpH2] = TVector2::Phi_mpi_pi(ep->GetEventplane("V0", event, 2));
1251 values[AliDielectronVarManager::kv0ArpH2] = TVector2::Phi_mpi_pi(ep->GetEventplane("V0A",event, 2));
1252 values[AliDielectronVarManager::kv0CrpH2] = TVector2::Phi_mpi_pi(ep->GetEventplane("V0C",event, 2));
e4339752 1253 values[AliDielectronVarManager::kv0ACrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2]) );
1254 values[AliDielectronVarManager::kv0ArpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2]) );
1255 values[AliDielectronVarManager::kv0CrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2]) );
5720c765 1256
1257 // ESD VZERO information
1258 AliVVZERO* vzeroData = event->GetVZEROData();
1259 values[AliDielectronVarManager::kMultV0A] = 0.0;
1260 values[AliDielectronVarManager::kMultV0C] = 0.0;
1261 values[AliDielectronVarManager::kAdcV0A] = 0.0;
1262 values[AliDielectronVarManager::kAdcV0C] = 0.0;
1263 for(Int_t i=0; i<32; ++i) {
a823f01b 1264 values[AliDielectronVarManager::kVZEROchMult+i] = vzeroData->GetMultiplicity(i);
1265 values[AliDielectronVarManager::kVZEROchMult+32+i] = vzeroData->GetMultiplicity(i+32);
1266 //values[AliDielectronVarManager::kVZEROchMult+i] = event->GetVZEROEqMultiplicity(i);
1267 //values[AliDielectronVarManager::kVZEROchMult+32+i] = event->GetVZEROEqMultiplicity(i+32);
5720c765 1268 values[AliDielectronVarManager::kMultV0A] += vzeroData->GetMultiplicityV0A(i);
1269 values[AliDielectronVarManager::kMultV0C] += vzeroData->GetMultiplicityV0C(i);
1270 //values[AliDielectronVarManager::kAdcV0A] += vzeroData->GetAdcV0A(i);
1271 //values[AliDielectronVarManager::kAdcV0C] += vzeroData->GetAdcV0C(i);
1272 }
1273 values[AliDielectronVarManager::kMultV0] = values[AliDielectronVarManager::kMultV0A] + values[AliDielectronVarManager::kMultV0C];
1274 values[AliDielectronVarManager::kAdcV0] = values[AliDielectronVarManager::kAdcV0A] + values[AliDielectronVarManager::kAdcV0C];
1275 // VZERO event plane quantities
1276 Double_t qvec[3]={0.0};
1277 GetVzeroRP(event, qvec,0); // V0-A
1278 values[AliDielectronVarManager::kV0AxH2] = qvec[0]; values[AliDielectronVarManager::kV0AyH2] = qvec[1];
1279 values[AliDielectronVarManager::kV0ArpH2] = qvec[2];
1280 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1281 GetVzeroRP(event, qvec,1); // V0-C
1282 values[AliDielectronVarManager::kV0CxH2] = qvec[0]; values[AliDielectronVarManager::kV0CyH2] = qvec[1];
1283 values[AliDielectronVarManager::kV0CrpH2] = qvec[2];
1284 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1285 GetVzeroRP(event, qvec,2); // V0-A and V0-C combined
1286 values[AliDielectronVarManager::kV0ACxH2] = qvec[0]; values[AliDielectronVarManager::kV0ACyH2] = qvec[1];
1287 values[AliDielectronVarManager::kV0ACrpH2] = qvec[2];
1288 // VZERO event plane resolution
1289 values[AliDielectronVarManager::kV0ArpResH2] = 1.0;
1290 values[AliDielectronVarManager::kV0CrpResH2] = 1.0;
1291 values[AliDielectronVarManager::kV0ACrpResH2] = 1.0;
1292 // Q vector components correlations
1293 values[AliDielectronVarManager::kV0XaXcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CxH2];
1294 values[AliDielectronVarManager::kV0XaYaH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0AyH2];
1295 values[AliDielectronVarManager::kV0XaYcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CyH2];
1296 values[AliDielectronVarManager::kV0YaXcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CxH2];
1297 values[AliDielectronVarManager::kV0YaYcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CyH2];
1298 values[AliDielectronVarManager::kV0XcYcH2] = values[AliDielectronVarManager::kV0CxH2]*values[AliDielectronVarManager::kV0CyH2];
1299
1300 // TPC event plane quantities (uncorrected)
1301 AliEventplane *evplane = const_cast<AliVEvent*>(event)->GetEventplane();
1302 TVector2 *qstd = evplane->GetQVector(); // This is the "standard" Q-Vector
1303 TVector2 *qsub1 = evplane->GetQsub1();
1304 TVector2 *qsub2 = evplane->GetQsub2();
1305 if(!qstd || !qsub1 || !qsub2) return;
1306
1307 values[AliDielectronVarManager::kTPCxH2uc] = qstd->X();
1308 values[AliDielectronVarManager::kTPCyH2uc] = qstd->Y();
1309 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qstd->X())>1.0e-10) ? TMath::ATan2(qstd->Y(),qstd->X())/2.0 : 0.0);
1310
1311 values[AliDielectronVarManager::kTPCsub1xH2uc] = qsub1->X();
1312 values[AliDielectronVarManager::kTPCsub1yH2uc] = qsub1->Y();
1313 values[AliDielectronVarManager::kTPCsub1rpH2uc] = ((TMath::Abs(qsub1->X())>1.0e-10) ? TMath::ATan2(qsub1->Y(),qsub1->X())/2.0 : 0.0);
1314
1315 values[AliDielectronVarManager::kTPCsub2xH2uc] = qsub2->X();
1316 values[AliDielectronVarManager::kTPCsub2yH2uc] = qsub2->Y();
1317 values[AliDielectronVarManager::kTPCsub2rpH2uc] = ((TMath::Abs(qsub2->X())>1.0e-10) ? TMath::ATan2(qsub2->Y(),qsub2->X())/2.0 : 0.0);
1318
1319 values[AliDielectronVarManager::kTPCsub12DiffH2uc] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2uc] -
1320 values[AliDielectronVarManager::kTPCsub2rpH2uc]) );
1321
1322 // using corrected tpc quantities
1323 values[AliDielectronVarManager::kV0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1324 values[AliDielectronVarManager::kTPCrpH2]) );
1325
1326 values[AliDielectronVarManager::kV0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0CrpH2] -
1327 values[AliDielectronVarManager::kTPCrpH2]) );
1328
1329 values[AliDielectronVarManager::kV0AV0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1330 values[AliDielectronVarManager::kV0CrpH2]) );
1331
1332 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1333 values[AliDielectronVarManager::kTPCrpH2]) );
1334
1335 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1336 values[AliDielectronVarManager::kTPCrpH2]) );
1337
1338 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1339 values[AliDielectronVarManager::kv0CrpH2]) );
d327d9cd 1340
1341 values[AliDielectronVarManager::kMixingBin]=0;
6551594b 1342}
1343
1344inline void AliDielectronVarManager::FillVarESDEvent(const AliESDEvent *event, Double_t * const values)
1345{
1346 //
1347 // Fill event information available for histogramming into an array
1348 //
1349
1350 // Fill common AliVEvent interface information
1351 FillVarVEvent(event, values);
ffbede40 1352
a823f01b 1353 Double_t centralityF=-1; Double_t centralitySPD=-1;
4649c75b 1354 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(event)->GetCentrality();
ffbede40 1355 if (esdCentrality) centralityF = esdCentrality->GetCentralityPercentile("V0M");
a823f01b 1356 if (esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
ffbede40 1357
6551594b 1358 // Fill AliESDEvent interface specific information
1359 const AliESDVertex *primVtx = event->GetPrimaryVertex();
1360 values[AliDielectronVarManager::kXRes] = primVtx->GetXRes();
1361 values[AliDielectronVarManager::kYRes] = primVtx->GetYRes();
1362 values[AliDielectronVarManager::kZRes] = primVtx->GetZRes();
ffbede40 1363 values[AliDielectronVarManager::kCentrality] = centralityF;
a823f01b 1364 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
5720c765 1365
1366 // Event multiplicity estimators
1367 Int_t nTrSPD05=0; Int_t nTrITSTPC05=0; Int_t nTrITSSA05=0;
1368 event->EstimateMultiplicity(nTrSPD05, nTrITSTPC05, nTrITSSA05, 0.5);
1369 values[AliDielectronVarManager::kNaccTrckltsEsd05] = nTrSPD05;
1370 values[AliDielectronVarManager::kNaccItsTpcEsd05] = nTrITSTPC05;
1371 values[AliDielectronVarManager::kNaccItsPureEsd05] = nTrITSSA05;
1372 values[AliDielectronVarManager::kNaccTrckltsEsd05Corr] =
1373 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD05),values[AliDielectronVarManager::kZvPrim],0);
1374 values[AliDielectronVarManager::kNaccItsTpcEsd05Corr] =
1375 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC05),values[AliDielectronVarManager::kZvPrim],3);
1376 values[AliDielectronVarManager::kNaccItsPureEsd05Corr] =
1377 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA05),values[AliDielectronVarManager::kZvPrim],6);
1378
1379 Int_t nTrSPD10=0; Int_t nTrITSTPC10=0; Int_t nTrITSSA10=0;
1380 event->EstimateMultiplicity(nTrSPD10, nTrITSTPC10, nTrITSSA10, 1.0);
1381 values[AliDielectronVarManager::kNaccTrckltsEsd10] = nTrSPD10;
1382 values[AliDielectronVarManager::kNaccItsTpcEsd10] = nTrITSTPC10;
1383 values[AliDielectronVarManager::kNaccItsPureEsd10] = nTrITSSA10;
1384 values[AliDielectronVarManager::kNaccTrckltsEsd10Corr] =
1385 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD10),values[AliDielectronVarManager::kZvPrim],1);
1386 values[AliDielectronVarManager::kNaccItsTpcEsd10Corr] =
1387 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC10),values[AliDielectronVarManager::kZvPrim],4);
1388 values[AliDielectronVarManager::kNaccItsPureEsd10Corr] =
1389 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA10),values[AliDielectronVarManager::kZvPrim],7);
1390
1391 Int_t nTrSPD16=0; Int_t nTrITSTPC16=0; Int_t nTrITSSA16=0;
1392 event->EstimateMultiplicity(nTrSPD16, nTrITSTPC16, nTrITSSA16, 1.6);
1393 values[AliDielectronVarManager::kNaccTrckltsEsd16] = nTrSPD16;
1394 values[AliDielectronVarManager::kNaccItsTpcEsd16] = nTrITSTPC16;
1395 values[AliDielectronVarManager::kNaccItsPureEsd16] = nTrITSSA16;
1396 values[AliDielectronVarManager::kNaccTrckltsEsd16Corr] =
1397 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD16),values[AliDielectronVarManager::kZvPrim],2);
1398 values[AliDielectronVarManager::kNaccItsTpcEsd16Corr] =
1399 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC16),values[AliDielectronVarManager::kZvPrim],5);
1400 values[AliDielectronVarManager::kNaccItsPureEsd16Corr] =
1401 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA16),values[AliDielectronVarManager::kZvPrim],8);
1402
6551594b 1403}
1404
1405inline void AliDielectronVarManager::FillVarAODEvent(const AliAODEvent *event, Double_t * const values)
1406{
1407 //
1408 // Fill event information available for histogramming into an array
1409 //
1410
1411 // Fill common AliVEvent interface information
1412 FillVarVEvent(event, values);
1413
1414 // Fill AliAODEvent interface specific information
d327d9cd 1415 AliAODHeader *header = event->GetHeader();
1416
a823f01b 1417 Double_t centralityF=-1; Double_t centralitySPD=-1;
d327d9cd 1418 AliCentrality *aodCentrality = header->GetCentralityP();
1419 if (aodCentrality) centralityF = aodCentrality->GetCentralityPercentile("V0M");
a823f01b 1420 if (aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
d327d9cd 1421 values[AliDielectronVarManager::kCentrality] = centralityF;
a823f01b 1422 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
d327d9cd 1423
1424 //const AliAODVertex *primVtx = event->GetPrimaryVertex();
6551594b 1425}
1426
1427inline void AliDielectronVarManager::FillVarMCEvent(const AliMCEvent *event, Double_t * const values)
1428{
1429 //
1430 // Fill event information available for histogramming into an array
1431 //
1432
1433 // Fill common AliVEvent interface information
5720c765 1434 // FillVarVEvent(event, values);
1435 const AliVVertex* vtx = event->GetPrimaryVertex();
1436 values[AliDielectronVarManager::kXvPrim] = (vtx ? vtx->GetX() : 0.0);
1437 values[AliDielectronVarManager::kYvPrim] = (vtx ? vtx->GetY() : 0.0);
1438 values[AliDielectronVarManager::kZvPrim] = (vtx ? vtx->GetZ() : 0.0);
6551594b 1439 // Fill AliMCEvent interface specific information
5720c765 1440 values[AliDielectronVarManager::kNch] = AliDielectronHelper::GetNch(event, 1.6);
1441 values[AliDielectronVarManager::kNch05] = AliDielectronHelper::GetNch(event, 0.5);
1442 values[AliDielectronVarManager::kNch10] = AliDielectronHelper::GetNch(event, 1.0);
1443
1444 values[AliDielectronVarManager::kNumberOfJPsis] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11);
1445 values[AliDielectronVarManager::kNumberOfJPsisPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 1);
1446 values[AliDielectronVarManager::kNumberOfJPsisNPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 0);
1447}
1448
1449inline void AliDielectronVarManager::FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values)
1450{
1451 //
1452 // Fill TPC event plane information after correction
1453 //
1454 if(!evplane) return;
1455 TVector2 *qcorr = const_cast<AliEventplane *>(evplane)->GetQVector(); // This is the "corrected" Q-Vector
1456 TVector2 *qcsub1 = const_cast<AliEventplane *>(evplane)->GetQsub1();
1457 TVector2 *qcsub2 = const_cast<AliEventplane *>(evplane)->GetQsub2();
1458 if(!qcorr || !qcsub1 || !qcsub2) return;
1459
1460 values[AliDielectronVarManager::kTPCxH2] = qcorr->X();
1461 values[AliDielectronVarManager::kTPCyH2] = qcorr->Y();
1462 values[AliDielectronVarManager::kTPCrpH2] = ((TMath::Abs(qcorr->X())>1.0e-10) ? TMath::ATan2(qcorr->Y(),qcorr->X())/2.0 : 0.0);
1463
1464 values[AliDielectronVarManager::kTPCsub1xH2] = qcsub1->X();
1465 values[AliDielectronVarManager::kTPCsub1yH2] = qcsub1->Y();
1466 values[AliDielectronVarManager::kTPCsub1rpH2] = ((TMath::Abs(qcsub1->X())>1.0e-10) ? TMath::ATan2(qcsub1->Y(),qcsub1->X())/2.0 : 0.0);
1467
1468 values[AliDielectronVarManager::kTPCsub2xH2] = qcsub2->X();
1469 values[AliDielectronVarManager::kTPCsub2yH2] = qcsub2->Y();
1470 values[AliDielectronVarManager::kTPCsub2rpH2] = ((TMath::Abs(qcsub2->X())>1.0e-10) ? TMath::ATan2(qcsub2->Y(),qcsub2->X())/2.0 : 0.0);
1471
1472 values[AliDielectronVarManager::kTPCsub12DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1473 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1474 values[AliDielectronVarManager::kTPCsub12DiffH2Sin] = TMath::Sin( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1475 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1476}
6551594b 1477
a823f01b 1478
6551594b 1479inline void AliDielectronVarManager::InitESDpid(Int_t type)
1480{
1481 //
1482 // initialize PID parameters
1483 // type=0 is simulation
1484 // type=1 is data
1485
ba15fdfb 1486 if (!fgPIDResponse) fgPIDResponse=new AliESDpid((Bool_t)(type==0));
6551594b 1487 Double_t alephParameters[5];
1488 // simulation
1489 alephParameters[0] = 2.15898e+00/50.;
1490 alephParameters[1] = 1.75295e+01;
1491 alephParameters[2] = 3.40030e-09;
1492 alephParameters[3] = 1.96178e+00;
1493 alephParameters[4] = 3.91720e+00;
ba15fdfb 1494 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
6551594b 1495
1496 // data
83e37742 1497 if (type==1){
1498 alephParameters[0] = 0.0283086/0.97;
6551594b 1499 alephParameters[1] = 2.63394e+01;
1500 alephParameters[2] = 5.04114e-11;
1501 alephParameters[3] = 2.12543e+00;
1502 alephParameters[4] = 4.88663e+00;
ba15fdfb 1503 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1504 fgPIDResponse->GetTPCResponse().SetMip(50.);
6551594b 1505 }
1506
ba15fdfb 1507 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
6551594b 1508 alephParameters[0],alephParameters[1],alephParameters[2],
1509 alephParameters[3],alephParameters[4]);
1510
ba15fdfb 1511 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
6551594b 1512}
1513
2a14a7b1 1514inline void AliDielectronVarManager::InitAODpidUtil(Int_t type)
1515{
ba15fdfb 1516 if (!fgPIDResponse) fgPIDResponse=new AliAODpidUtil;
2a14a7b1 1517 Double_t alephParameters[5];
1518 // simulation
1519 alephParameters[0] = 2.15898e+00/50.;
1520 alephParameters[1] = 1.75295e+01;
1521 alephParameters[2] = 3.40030e-09;
1522 alephParameters[3] = 1.96178e+00;
1523 alephParameters[4] = 3.91720e+00;
ba15fdfb 1524 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
2a14a7b1 1525
1526 // data
1527 if (type==1){
1528 alephParameters[0] = 0.0283086/0.97;
1529 alephParameters[1] = 2.63394e+01;
1530 alephParameters[2] = 5.04114e-11;
1531 alephParameters[3] = 2.12543e+00;
1532 alephParameters[4] = 4.88663e+00;
ba15fdfb 1533 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1534 fgPIDResponse->GetTPCResponse().SetMip(50.);
2a14a7b1 1535 }
1536
ba15fdfb 1537 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
2a14a7b1 1538 alephParameters[0],alephParameters[1],alephParameters[2],
1539 alephParameters[3],alephParameters[4]);
1540
ba15fdfb 1541 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
2a14a7b1 1542}
1543
572b0139 1544
5720c765 1545inline void AliDielectronVarManager::InitEstimatorAvg(const Char_t* filename)
1546{
1547 //
1548 // initialize the profile histograms neccessary for the correction of the multiplicity estimators in pp collisions
1549 //
1550
1551 const Char_t* estimatorNames[9] = {"SPDmult05","SPDmult10","SPDmult16",
1552 "ITSTPC05", "ITSTPC10", "ITSTPC16",
1553 "ITSSA05", "ITSSA10", "ITSSA16"};
1554 const Char_t* periodNames[4] = {"LHC10b", "LHC10c", "LHC10d", "LHC10e"};
1555 TFile* file=TFile::Open(filename);
1556 if(!file) return;
1557
1558 for(Int_t ip=0; ip<4; ++ip) {
1559 for(Int_t ie=0; ie<9; ++ie) {
1560 fgMultEstimatorAvg[ip][ie] = (TProfile*)(file->Get(Form("%s_%s",estimatorNames[ie],periodNames[ip]))->Clone(Form("%s_%s_clone",estimatorNames[ie],periodNames[ip])));
1561 }
1562 }
1563}
1564
1565
1566inline void AliDielectronVarManager::InitTRDpidEffHistograms(const Char_t* filename)
1567{
1568 //
1569 // initialize the 3D histograms with the TRD pid efficiency histograms
1570 //
1571
1572 // reset the centrality ranges and the efficiency histograms
1573 for(Int_t i=0; i<10; ++i) { // centrality ranges
1574 for(Int_t j=0; j<4; ++j) fgTRDpidEffCentRanges[i][j] = -1.;
1575 if(fgTRDpidEff[i][0]) {
1576 delete fgTRDpidEff[i][0];
1577 fgTRDpidEff[i][0] = 0x0;
1578 }
1579 if(fgTRDpidEff[i][1]) {
1580 delete fgTRDpidEff[i][1];
1581 fgTRDpidEff[i][1] = 0x0;
1582 }
1583 }
1584
1585 TFile* file=TFile::Open(filename);
1586 TList* keys=file->GetListOfKeys();
1587 Int_t idxp=0; Int_t idxn=0;
1588 for(Int_t i=0; i<keys->GetEntries(); ++i) {
1589 if(idxp>=10) continue;
1590 if(idxn>=10) continue;
1591 TString name=((TKey*)keys->At(i))->ReadObj()->GetName();
1592 // Name of histograms should be in the format:
1593 // TRDeff<field>_cent_<centLow>_<centHigh>
1594 // <field> is either "BPLUS" or "BMINUS"
1595 if(!(name.Contains("BPLUS") || name.Contains("BMINUS"))) continue;
1596 TObjArray* arr = name.Tokenize("_");
1597 Bool_t isBplus = kTRUE;
1598 if(name.Contains("BMINUS")) isBplus = kFALSE;
1599 TString centMinStr = arr->At(2)->GetName(); TString centMaxStr = arr->At(3)->GetName();
1600 if(isBplus) {
1601 fgTRDpidEffCentRanges[idxp][2] = centMinStr.Atof();
1602 fgTRDpidEffCentRanges[idxp][3] = centMaxStr.Atof();
1603 fgTRDpidEff[idxp][1] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
1604 ++idxp;
1605 }
1606 else {
1607 fgTRDpidEffCentRanges[idxn][0] = centMinStr.Atof();
1608 fgTRDpidEffCentRanges[idxn][1] = centMaxStr.Atof();
1609 fgTRDpidEff[idxn][0] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
1610 ++idxn;
1611 }
1612 }
1613}
1614
1615
a823f01b 1616inline void AliDielectronVarManager::InitVZEROCalibrationHistograms(Int_t runNo) {
1617 //
1618 // Initialize the VZERO channel-by-channel calibration histograms
1619 //
1620
1621 //initialize only once
1622 if(fgVZEROCalib[0]) return;
1623
1624 for(Int_t i=0; i<64; ++i)
1625 if(fgVZEROCalib[i]) {
1626 delete fgVZEROCalib[i];
1627 fgVZEROCalib[i] = 0x0;
1628 }
1629
1630 TFile file(fgVZEROCalibrationFile.Data());
1631
1632 for(Int_t i=0; i<64; ++i){
1633 fgVZEROCalib[i] = (TProfile2D*)(file.Get(Form("RUN%d_ch%d_VtxCent", runNo, i)));
1634 if (fgVZEROCalib[i]) fgVZEROCalib[i]->SetDirectory(0x0);
1635 }
1636}
1637
1638
1639inline void AliDielectronVarManager::InitVZERORecenteringHistograms(Int_t runNo) {
1640 //
1641 // Initialize the VZERO event plane recentering histograms
1642 //
1643
1644 //initialize only once
1645 if(fgVZERORecentering[0][0]) return;
1646
1647 for(Int_t i=0; i<2; ++i)
1648 for(Int_t j=0; j<2; ++j)
1649 if(fgVZERORecentering[i][j]) {
1650 delete fgVZERORecentering[i][j];
1651 fgVZERORecentering[i][j] = 0x0;
1652 }
1653
1654 TFile file(fgVZERORecenteringFile.Data());
1655 if (!file.IsOpen()) return;
1656
1657 fgVZERORecentering[0][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxA_CentVtx", runNo)));
1658 fgVZERORecentering[0][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyA_CentVtx", runNo)));
1659 fgVZERORecentering[1][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxC_CentVtx", runNo)));
1660 fgVZERORecentering[1][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyC_CentVtx", runNo)));
1661
1662 if (fgVZERORecentering[0][0]) fgVZERORecentering[0][0]->SetDirectory(0x0);
1663 if (fgVZERORecentering[0][1]) fgVZERORecentering[0][1]->SetDirectory(0x0);
1664 if (fgVZERORecentering[1][0]) fgVZERORecentering[1][0]->SetDirectory(0x0);
1665 if (fgVZERORecentering[1][1]) fgVZERORecentering[1][1]->SetDirectory(0x0);
1666
1667}
1668
1669
5720c765 1670inline Double_t AliDielectronVarManager::GetTRDpidEfficiency(Int_t runNo, Double_t centrality,
1671 Double_t eta, Double_t trdPhi, Double_t pout,
1672 Double_t& effErr) {
1673 //
1674 // return the efficiency in the given phase space cell
1675 //
1676 // LHC10h data----------------------------------------------
1677 Bool_t isBplus = kTRUE;
1678 if(runNo<=138275) isBplus = kFALSE;
1679 // TODO: check magnetic polarity for runs in 2011 data
1680 // ---------------------------------------------------------
1681 Int_t centIdx = -1;
1682 for(Int_t icent=0; icent<10; ++icent) {
1683 if(isBplus) {
1684 if(centrality>=fgTRDpidEffCentRanges[icent][2] && centrality<fgTRDpidEffCentRanges[icent][3]) {
1685 centIdx = icent;
1686 break;
1687 }
1688 }
1689 else {
1690 if(centrality>=fgTRDpidEffCentRanges[icent][0] && centrality<fgTRDpidEffCentRanges[icent][1]) {
1691 centIdx = icent;
1692 break;
1693 }
1694 }
1695 }
ac390e40 1696 //TODO: chek logick
1697 if (centIdx<0) return 1;
1698
5720c765 1699 TH3D* effH = fgTRDpidEff[centIdx][(isBplus ? 1 : 0)];
1700 if(!effH) {effErr=0x0; return 1.0;}
1701 Int_t etaBin = effH->GetXaxis()->FindBin(eta);
1702 if(eta<effH->GetXaxis()->GetXmin()) etaBin=1;
1703 if(eta>effH->GetXaxis()->GetXmax()) etaBin=effH->GetXaxis()->GetNbins();
1704 Int_t phiBin = effH->GetYaxis()->FindBin(trdPhi);
1705 if(trdPhi<effH->GetYaxis()->GetXmin()) phiBin=1;
1706 if(trdPhi>effH->GetYaxis()->GetXmax()) phiBin=effH->GetYaxis()->GetNbins();
1707 Int_t poutBin = effH->GetZaxis()->FindBin(pout);
1708 if(pout<effH->GetZaxis()->GetXmin()) poutBin=1;
1709 if(pout>effH->GetZaxis()->GetXmax()) poutBin=effH->GetZaxis()->GetNbins();
1710 Double_t eff = effH->GetBinContent(etaBin, phiBin, poutBin);
1711 effErr = effH->GetBinError(etaBin, phiBin, poutBin);
1712 if(eff<-0.0001) {
1713 effErr = 0.0;
1714 eff = 1.0;
1715 }
1716 return eff;
1717}
1718
1719
572b0139 1720inline void AliDielectronVarManager::SetEvent(AliVEvent * const ev)
1721{
1722
1723 fgEvent = ev;
1724 if (fgKFVertex) delete fgKFVertex;
1725 fgKFVertex=0x0;
2e02dba4 1726 if (!ev) return;
1727 if (ev->GetPrimaryVertex()) fgKFVertex=new AliKFVertex(*ev->GetPrimaryVertex());
ba15fdfb 1728
1729 for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
1730 AliDielectronVarManager::Fill(fgEvent, fgData);
572b0139 1731}
2a14a7b1 1732
5720c765 1733inline void AliDielectronVarManager::SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues])
1734{
1735 for (Int_t i=0; i<kNMaxValues;++i) fgData[i]=0.;
1736 for (Int_t i=kPairMax; i<kNMaxValues;++i) fgData[i]=data[i];
1737}
1738
2a14a7b1 1739
1740inline Bool_t AliDielectronVarManager::GetDCA(const AliAODTrack *track, Double_t d0z0[2])
1741{
1742 if(track->TestBit(AliAODTrack::kIsDCA)){
1743 d0z0[0]=track->DCA();
1744 d0z0[1]=track->ZAtDCA();
1745 return kTRUE;
1746 }
1747
67fd1119 1748 Bool_t ok=kFALSE;
1749 if(fgEvent) {
1750 Double_t covd0z0[3];
1751 AliAODTrack copy(*track);
1752 AliAODVertex *vtx =(AliAODVertex*)(fgEvent->GetPrimaryVertex());
1753 Double_t fBzkG = fgEvent->GetMagneticField(); // z componenent of field in kG
1754 ok = copy.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
1755 }
2a14a7b1 1756 if(!ok){
1757 d0z0[0]=-999.;
1758 d0z0[1]=-999.;
1759 }
1760 return ok;
1761}
1762
5720c765 1763inline void AliDielectronVarManager::SetTPCEventPlane(AliEventplane *const evplane)
1764{
1765
1766 fgTPCEventPlane = evplane;
1767 // for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
1768 // AliDielectronVarManager::Fill(fgEvent, fgData);
1769}
1770
1771
1772//_________________________________________________________________
1773inline void AliDielectronVarManager::GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption) {
1774 //
1775 // Get the reaction plane from the VZERO detector for a given harmonic
1776 //
1777 // sideOption = 0- V0A, 1- V0C, 2-both
1778 // Q{x,y} = SUM_i mult(i) * {cos(n*phi_i), sin(n*phi_i)}
1779 // phi_i - phi angle of the VZERO sector i
1780 // Each sector covers 45 degrees(8 sectors per ring). Middle of sector 0 is at 45/2
1781 // channel 0: 22.5
1782 // 1: 22.5+45
1783 // 2: 22.5+45*2
1784 // ...
1785 // at the next ring continues the same
1786 // channel 8: 22.5
1787 // channel 9: 22.5 + 45
1788 // ...
1789 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)
1790 const Double_t kY[8] = {0.38268, 0.92388, 0.92388, 0.38268, -0.38268, -0.92388, -0.92388, -0.38268}; // sines -- " --
1791 Int_t phi;
1792 Float_t mult;
5720c765 1793
a823f01b 1794 // get centrality and vertex for this event
1795 Double_t centralitySPD = -1; Double_t vtxZ = -999.;
1796 if(event->IsA() == AliESDEvent::Class()) {
1797 const AliESDEvent* esdEv = static_cast<const AliESDEvent*>(event);
1798 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(esdEv)->GetCentrality();
1799 if(esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
1800 }
1801 if(event->IsA() == AliAODEvent::Class()) {
1802 const AliAODEvent* aodEv = static_cast<const AliAODEvent*>(event);
1803 AliAODHeader *header = aodEv->GetHeader();
1804 AliCentrality *aodCentrality = header->GetCentralityP();
1805 if(aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
1806 }
1807 const AliVVertex *primVtx = event->GetPrimaryVertex();
1808 if(!primVtx) return;
1809 vtxZ = primVtx->GetZ();
1810 if(TMath::Abs(vtxZ)>10.) return;
1811 if(centralitySPD<0. || centralitySPD>80.) return;
1812
1813 Int_t binCent = -1; Int_t binVtx = -1;
1814 if(fgVZEROCalib[0]) {
1815 binVtx = fgVZEROCalib[0]->GetXaxis()->FindBin(vtxZ);
1816 binCent = fgVZEROCalib[0]->GetYaxis()->FindBin(centralitySPD);
1817 }
1818
1819 AliVVZERO* vzero = event->GetVZEROData();
1820 Double_t average = 0.0;
5720c765 1821 for(Int_t iChannel=0; iChannel<64; ++iChannel) {
1822 if(iChannel<32 && sideOption==0) continue;
1823 if(iChannel>=32 && sideOption==1) continue;
1824 phi=iChannel%8;
a823f01b 1825 mult = vzero->GetMultiplicity(iChannel);
1826 if(fgVZEROCalib[iChannel])
1827 average = fgVZEROCalib[iChannel]->GetBinContent(binVtx, binCent);
1828 if(average>1.0e-10 && mult>0.5)
1829 mult /= average;
1830 else
1831 mult = 0.0;
5720c765 1832 // 2nd harmonic
1833 qvec[0] += mult*(2.0*TMath::Power(kX[phi],2.0)-1);
1834 qvec[1] += mult*(2.0*kX[phi]*kY[phi]);
1835 } // end loop over channels
a823f01b 1836
1837 // do recentering
1838 if(fgVZERORecentering[0][0]) {
1839// printf("vzero: %p\n",fgVZERORecentering[0][0]);
1840 Int_t binCentRecenter = -1; Int_t binVtxRecenter = -1;
1841 binCentRecenter = fgVZERORecentering[0][0]->GetXaxis()->FindBin(centralitySPD);
1842 binVtxRecenter = fgVZERORecentering[0][0]->GetYaxis()->FindBin(vtxZ);
1843 if(sideOption==0) { // side A
1844 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
1845 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
1846 }
1847 if(sideOption==1) { // side C
1848 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
1849 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
1850 }
1851 if(sideOption==2) { // side A and C together
1852 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
1853 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
1854 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
1855 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
1856 }
1857 }
1858
1859 // calculate the reaction plane
5720c765 1860 if(TMath::Abs(qvec[0])>1.0e-10)
1861 qvec[2] = TMath::ATan2(qvec[1],qvec[0])/2.0;
1862}
1863
1864
1865
b2a297fa 1866/*
1867inline void AliDielectronVarManager::FillValues(const TParticle *particle, Double_t *values)
1868{
1869 //
1870 // Fill track information available for histogramming into an array
1871 //
1872
1873 // Fill TParticle interface information
1874 values[AliDielectronVarManager::kPx] = particle->Px();
1875 values[AliDielectronVarManager::kPy] = particle->Py();
1876 values[AliDielectronVarManager::kPz] = particle->Pz();
1877 values[AliDielectronVarManager::kPt] = particle->Pt();
1878 values[AliDielectronVarManager::kP] = particle->P();
1879
1880 values[AliDielectronVarManager::kXv] = particle->Vx();
1881 values[AliDielectronVarManager::kYv] = particle->Vy();
1882 values[AliDielectronVarManager::kZv] = particle->Vz();
1883
1884 values[AliDielectronVarManager::kOneOverPt] = 1./particle->Pt();
1885 values[AliDielectronVarManager::kPhi] = particle->Phi();
1886 values[AliDielectronVarManager::kTheta] =
1887 values[AliDielectronVarManager::kEta] = particle->Eta();
1888 values[AliDielectronVarManager::kY] =
1889
1890 values[AliDielectronVarManager::kE] = particle->Energy();
1891 values[AliDielectronVarManager::kM] = particle->GetMass();
1892
1893 values[AliDielectronVarManager::kCharge] = particle->GetPDG()->Charge()/3; // uggly
1894
1895}*/
1896
1897#endif
fb7d2d99 1898