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 */
6 //#############################################################
8 //# Class AliDielectronVarManager #
9 //# Class for management of available variables #
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 #
15 //# Markus Köhler, GSI / M.Koehler@gsi.de #
16 //# Frederick Kramer, Uni Ffm / Frederick.Kramer@cern.ch #
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 #
21 //#############################################################
25 #include <TProfile2D.h>
26 #include <TProfile3D.h>
31 #include <TDatabasePDG.h>
36 #include <AliVEvent.h>
37 #include <AliESDEvent.h>
38 #include <AliAODEvent.h>
39 #include <AliMCEvent.h>
40 #include <AliVVertex.h>
41 #include <AliESDVertex.h>
42 #include <AliAODVertex.h>
43 #include <AliEventplane.h>
45 #include <AliESDVZERO.h>
46 #include <AliAODVZERO.h>
48 #include <AliVParticle.h>
49 #include <AliESDtrack.h>
50 #include <AliAODTrack.h>
51 #include <AliAODPid.h>
52 #include <AliKFParticle.h>
53 #include <AliKFVertex.h>
54 #include <AliMCParticle.h>
55 #include <AliAODMCParticle.h>
56 #include <AliVTrack.h> // ?
58 #include <AliExternalTrackParam.h>
59 #include <AliESDpid.h>
60 #include <AliCentrality.h>
61 #include <AliAODpidUtil.h>
63 #include <AliPIDResponse.h>
64 #include <AliESDtrackCuts.h>
66 #include "AliDielectronPair.h"
67 #include "AliDielectronMC.h"
68 #include "AliDielectronPID.h"
69 #include "AliDielectronHelper.h"
71 #include "AliAnalysisManager.h"
72 #include "AliInputEventHandler.h"
73 #include "AliVZEROEPSelectionTask.h"
75 #include "AliAODMCHeader.h"
80 //________________________________________________________________
81 class AliDielectronVarManager : public TNamed {
85 // Particle specific variables
90 kPt, // transverse momentum
91 kPtSq, // transverse momentum squared
93 kXv, // vertex position in x
94 kYv, // vertex position in y
95 kZv, // vertex position in z
98 kTheta, // theta angle
99 kEta, // pseudo-rapidity
104 kNclsITS, // number of clusters assigned in the ITS
105 kITSchi2Cl, // chi2/cl in the ITS
106 kNclsTPC, // number of clusters assigned in the TPC
107 kNclsSTPC, // number of shared clusters assigned in the TPC
108 kNclsSFracTPC, // fraction of shared clusters assigned in the TPC
109 kNclsTPCiter1, // number of clusters assigned in the TPC after first iteration
110 kNFclsTPC, // number of findable clusters in the TPC
111 kNFclsTPCr, // number of findable clusters(crossed rows) in the TPC with more robust definition
112 kNFclsTPCrFrac, // number of found/findable clusters in the TPC with more robust definition
113 kNFclsTPCfCross, // fraction crossed rows/findable clusters in the TPC, as done in AliESDtrackCuts
114 kTPCsignalN, // number of points used for dEdx
115 kTPCsignalNfrac, // fraction of points used for dEdx / cluster used for tracking
116 kTPCchi2Cl, // chi2/cl in TPC
117 kTPCclsDiff, // TPC cluster difference
118 kTPCclsSegments, // TPC cluster segments
119 kTPCclsIRO, // TPC clusters inner read out
120 kTPCclsORO, // TPC clusters outer read out
121 kTrackStatus, // track status bits
122 kFilterBit, // AOD filter bits
124 kNclsTRD, // number of clusters assigned in the TRD
125 kTRDntracklets, // number of TRD tracklets used for tracking/PID TODO: correct getter
126 kTRDpidQuality, // number of TRD tracklets used for PID
127 kTRDchi2, // chi2 in TRD
128 kTRDprobEle, // TRD electron pid probability
129 kTRDprobPio, // TRD electron pid probability
130 kTRDprob2DEle, // TRD electron pid probability 2D LQ
131 kTRDprob2DPio, // TRD electron pid probability 2D LQ
132 kTRDphi, // Phi angle of the track at the entrance of the TRD
133 kTRDpidEffLeg, // TRD pid efficiency from conversion electrons
134 kTRDsignal, // TRD signal
136 kImpactParXY, // Impact parameter in XY plane
137 kImpactParZ, // Impact parameter in Z
138 kTrackLength, // Track length
141 kPdgCode, // PDG code
143 kPdgCodeGrandMother, // PDG code of the grandmother
144 kHasCocktailMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
145 kHasCocktailGrandMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
146 kNumberOfDaughters, // number of daughters
147 kHaveSameMother, // check that particles have the same mother (MC)
148 kIsJpsiPrimary, // check if the particle is primary (MC)
149 kNumberOfJPsis, // number of generated inclusive jpsis per event (MC)
150 kNumberOfJPsisPrompt, // number of generated prompt jpsis per event (MC)
151 kNumberOfJPsisNPrompt, // number of generated non-prompt jpsis per event (MC)
153 kITSsignal, // ITS dE/dx signal
154 kITSsignalSSD1, // SSD1 dE/dx signal
155 kITSsignalSSD2, // SSD2 dE/dx signal
156 kITSsignalSDD1, // SDD1 dE/dx signal
157 kITSsignalSDD2, // SDD2 dE/dx signal
158 kITSclusterMap, // ITS cluster map
159 kITSLayerFirstCls, // No of innermost ITS layer with a cluster of a track
160 kITSnSigmaEle, // number of sigmas to the dE/dx electron line in the ITS
161 kITSnSigmaPio, // number of sigmas to the dE/dx pion line in the ITS
162 kITSnSigmaMuo, // number of sigmas to the dE/dx muon line in the ITS
163 kITSnSigmaKao, // number of sigmas to the dE/dx kaon line in the ITS
164 kITSnSigmaPro, // number of sigmas to the dE/dx proton line in the ITS
166 kPIn, // momentum at inner wall of TPC (if available), used for PID
167 kPOut, // momentum at outer wall of TPC, used for TRD studies
168 kYsignedIn, // signed local y at inner wall of TPC
169 kTPCsignal, // TPC dE/dx signal
171 kTOFsignal, // TOF signal
172 kTOFbeta, // TOF beta
173 kTOFPIDBit, // TOF PID bit (1:set, 0:TOF not available)a
174 kTOFmismProb, // and mismatchPorbability as explain in TOF-twiki
176 kTPCnSigmaEleRaw, // raw number of sigmas to the dE/dx electron line in the TPC
177 kTPCnSigmaEle, // number of sigmas to the dE/dx electron line in the TPC
178 kTPCnSigmaPio, // number of sigmas to the dE/dx pion line in the TPC
179 kTPCnSigmaMuo, // number of sigmas to the dE/dx muon line in the TPC
180 kTPCnSigmaKao, // number of sigmas to the dE/dx kaon line in the TPC
181 kTPCnSigmaPro, // number of sigmas to the dE/dx proton line in the TPC
183 kTOFnSigmaEle, // number of sigmas to the electron line in the TOF
184 kTOFnSigmaPio, // number of sigmas to the pion line in the TOF
185 kTOFnSigmaMuo, // number of sigmas to the muon line in the TOF
186 kTOFnSigmaKao, // number of sigmas to the kaon line in the TOF
187 kTOFnSigmaPro, // number of sigmas to the proton line in the TOF
189 kEMCALnSigmaEle, // number of sigmas to the proton line in the TOF
190 kEMCALEoverP, // E over P from EMCAL
191 kEMCALE, // E from EMCAL
192 kEMCALNCells, // NCells from EMCAL
193 kEMCALM02, // M02 showershape parameter
194 kEMCALM20, // M20 showershape parameter
195 kEMCALDispersion, // Dispersion paramter
197 kLegEff, // single electron efficiency
198 kOneOverLegEff, // 1 / single electron efficiency (correction factor)
199 kV0Index0, // v0 index 0
200 kKinkIndex0, // kink index 0
203 // TODO: kRNClusters ??
204 // AliDielectronPair specific variables
205 kChi2NDF = kParticleMax, // Chi^2/NDF
206 kDecayLength, // decay length
207 kR, // distance to the origin
208 kOpeningAngle, // opening angle
209 kCosPointingAngle, // cosine of the pointing angle
210 kArmAlpha, // Armenteros-Podolanski alpha
211 kArmPt, // Armenteros-Podolanski pt
212 // helicity picture: Z-axis is considered the direction of the mother's 3-momentum vector
213 kThetaHE, // theta in mother's rest frame in the helicity picture
214 kPhiHE, // phi in mother's rest frame in the helicity picture
215 kThetaSqHE, // squared value of kThetaHE
216 kCos2PhiHE, // Cosine of 2*phi in mother's rest frame in the helicity picture
217 kCosTilPhiHE, // Shifted phi depending on kThetaHE
218 // Collins-Soper picture: Z-axis is considered the direction of the vectorial difference between
219 // the 3-mom vectors of target and projectile beams
220 kThetaCS, // theta in mother's rest frame in Collins-Soper picture
221 kPhiCS, // phi in mother's rest frame in Collins-Soper picture
222 kThetaSqCS, // squared value of kThetaCS
223 kPsiPair, // phi in mother's rest frame in Collins-Soper picture
224 kPhivPair, // angle between ee plane and the magnetic field (can be useful for conversion rejection)
226 kPairPlaneAngle1A, // angle between ee decay plane and x'-z reaction plane by using V0-A
227 kPairPlaneAngle2A, // angle between ee decay plane and (p1+p2) rot ez
228 kPairPlaneAngle3A, // angle between ee decay plane and (p1+p2) rot (p1+p2)x'z
229 kPairPlaneAngle4A, // angle between ee decay plane and x'-y' plane
230 kPairPlaneAngle1C, // using v0-C
234 kPairPlaneAngle1AC, // using v0-AC
238 kPairPlaneAngle1Ran, // using random reaction plane
242 kRandomRP, //Random reaction plane
243 kDeltaPhiRandomRP, //delta phi of the pair
245 kPairPlaneMagInPro, // Inner Product of strong magnetic field and ee plane
246 kCos2PhiCS, // Cosine of 2*phi in mother's rest frame in the Collins-Soper picture
247 kCosTilPhiCS, // Shifted phi depending on kThetaCS
248 kCosPhiH2, // cosine of pair phi for 2nd harmonic
249 kSinPhiH2, // sinus of pair phi for 2nd harmonic
250 kDeltaPhiV0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
251 kDeltaPhiV0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
252 kDeltaPhiV0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A + V0-C
253 kV0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
254 kV0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
255 kV0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
256 kDeltaPhiv0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A (EPtask)
257 kDeltaPhiv0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
258 kDeltaPhiv0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-AC
259 kDeltaPhiTPCrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from TPC
260 kv0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A (EPtask)
261 kv0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
262 kv0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
263 kTPCrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from TPC
264 kTPCrpH2FlowV2Sin, // sinus of v2 coefficient with respect to the 2nd order reaction plane from TPC
266 kLegDist, // distance of the legs
267 kLegDistXY, // distance of the legs in XY
268 kDeltaEta, // Absolute value of Delta Eta for the legs
269 kDeltaPhi, // Absolute value of Delta Phi for the legs
270 kMerr, // error of mass calculation
271 kDCA, // distance of closest approach TODO: not implemented yet
272 kPairType, // type of the pair, like like sign ++ unlikesign ...
273 kPseudoProperTime, // pseudo proper time
274 kPseudoProperTimeErr, // pseudo proper time error
275 kPseudoProperTimeResolution, // resolution for pseudo proper decay time (reconstructed - MC truth)
276 kPseudoProperTimePull, // normalizd resolution for pseudo proper time = (reco - MC truth)/dReco
277 kTRDpidEffPair, // TRD pid efficieny from conversion electrons
278 kMomAsymDau1, // momentum fraction of daughter1
279 kMomAsymDau2, // momentum fraction of daughter2
280 kPairEff, // pair efficiency
281 kOneOverPairEff, // 1 / pair efficiency (correction factor)
282 kOneOverPairEffSq, // 1 / pair efficiency squared (correction factor)
283 kRndmPair, // radomly created number (used to apply special signal reduction cuts)
284 kPairs, // number of Ev1PM pair candidates after all cuts
286 // Event specific variables
287 kXvPrim=kPairMax, // prim vertex
288 kYvPrim, // prim vertex
289 kZvPrim, // prim vertex
290 kXRes, // primary vertex x-resolution
291 kYRes, // primary vertex y-resolution
292 kZRes, // primary vertex z-resolution
293 kPhiMaxPt, // phi angle of the track with maximum pt
294 kMaxPt, // track with maximum pt
296 //// v0 reaction plane quantities from AliEPSelectionTaks, angles interval [-pi/2,+pi/2]
297 kv0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
298 kv0CrpH2, // reaction plane
299 kv0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
300 kv0AxH2, // VZERO-A x-component of the Q vector for 2nd harmonic
301 kv0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
302 kv0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
303 kv0CyH2, // VZERO-C y-component of the Q vector for 2nd harmonic
304 kv0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
305 kv0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
306 kv0AmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
307 kv0CmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
308 kv0ACmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
309 kv0A0rpH2, // VZERO-A 1st ring reaction plane of the Q vector for 2nd harmonic
310 kv0A3rpH2, // VZERO-A last ring reaction plane of the Q vector for 2nd harmonic
311 kv0C0rpH2, // VZERO-C 1st ring reaction plane of the Q vector for 2nd harmonic
312 kv0C3rpH2, // VZERO-C last ring reaction plane of the Q vector for 2nd harmonic
313 kv0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
314 kv0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
315 kv0Av0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
316 kv0Av0C0DiffH2, // V0A-ring 0 ofV0C reaction plane difference for 2nd harmonic
317 kv0Av0C3DiffH2, // V0A-ring 3 ofV0C reaction plane difference for 2nd harmonic
318 kv0Cv0A0DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
319 kv0Cv0A3DiffH2, // V0C-ring 3 ofV0A reaction plane difference for 2nd harmonic
320 kv0A0v0A3DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
321 kv0C0v0C3DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
323 kMultV0A, // VZERO multiplicity and ADC amplitudes
326 kEqMultV0A, // equalized VZERO multiplicity
333 // VZERO reaction plane quantities
334 kV0AxH2=kVZEROchMult+64, // VZERO-A x-component of the Q vector for 2nd harmonic
335 kV0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
336 kV0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
337 kV0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
338 kV0CyH2, // y-component
339 kV0CrpH2, // reaction plane
340 kV0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
341 kV0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
342 kV0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
343 kV0ArpResH2, // 2nd harmonic reaction plane resolution for V0A
345 kV0ACrpResH2, // V0A+V0C
346 kV0XaXcH2, // Correlation quantities to check V0 reaction plane quality
352 kV0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
353 kV0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
354 kV0AV0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
355 // TPC reaction plane quantities, angle interval [-pi/2,+pi/2]
356 kTPCxH2, // TPC x-component of the Q vector for 2nd harmonic (corrected)
357 kTPCyH2, // TPC y-component of the Q vector for 2nd harmonic (corrected)
358 kTPCmagH2, // TPC reaction plane the Q vectors magnitude for 2nd harmonic (corrected)
359 kTPCrpH2, // TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
360 kCosTPCrpH2, // cosine of TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
361 kSinTPCrpH2, // sinus of TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
362 kTPCsub1xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 1)
363 kTPCsub1yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 1)
364 kTPCsub1rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 1)
365 kTPCsub2xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 2)
366 kTPCsub2yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 2)
367 kTPCsub2rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 2)
368 kTPCsub12DiffH2, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic
369 kTPCsub12DiffH2Sin, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic, sinus term
371 kTPCxH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected)
372 kTPCyH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected)
373 kTPCmagH2uc, // TPC reaction plane the Q vectors magnitude for 2nd harmonic (uncorrected)
374 kTPCrpH2uc, // TPC reaction plane angle of the Q vector for 2nd harmonic (uncorrected)
375 kTPCsub1xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
376 kTPCsub1yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
377 kTPCsub1rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 1)
378 kTPCsub2xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
379 kTPCsub2yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
380 kTPCsub2rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 2)
381 kTPCsub12DiffH2uc, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic (uncorrected)
383 //ZDC reaction plane(v1 plane) quantities
385 kZDCArpH1, // ZDC-A reaction plane of the Q vector for 1st harmonic
386 kZDCCrpH1, // ZDC-C reaction plane of the Q vector for 1st harmonic
387 kZDCACrpH1, // ZDC-AC reaction plane of the Q vector for 1st harmonic
388 kZDCrpResH1, // 1st harmonic reaction plane resolution for ZDC
389 kv0ZDCrpRes, //ZDC reaction plane for 1st harmonic and VZERO reaction plane for 2nd harmonic correlation
392 kNTrk, // number of tracks (or tracklets) TODO: ambiguous
393 kTracks, // track after all cuts
394 kNVtxContrib, // number of primary vertex contibutors
395 kNVtxContribTPC, // number of TPC vertex contibutors
396 kNacc, // Number of accepted tracks
397 kMatchEffITSTPC, // ruff estimate on the ITS-TPC matching efficiceny
398 kNaccTrcklts, // number of accepted SPD tracklets in |eta|<1.6
399 kNaccTrcklts0916, // number of accepted SPD tracklets in 0.9<|eta|<1.6
401 kNaccTrckltsEsd05, // number of accepted SPD tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
402 kNaccTrckltsEsd10, // number of accepted SPD tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
403 kNaccTrckltsEsd16, // number of accepted SPD tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
404 kNaccTrckltsEsd05Corr, //
405 kNaccTrckltsEsd10Corr, //
406 kNaccTrckltsEsd16Corr, //
407 kNaccItsTpcEsd05, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
408 kNaccItsTpcEsd10, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
409 kNaccItsTpcEsd16, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
410 kNaccItsTpcEsd05Corr, //
411 kNaccItsTpcEsd10Corr, //
412 kNaccItsTpcEsd16Corr, //
414 kNaccItsPureEsd05, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
415 kNaccItsPureEsd10, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
416 kNaccItsPureEsd16, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
417 kNaccItsPureEsd05Corr, //
418 kNaccItsPureEsd10Corr, //
419 kNaccItsPureEsd16Corr, //
420 kRefMult, // reference multiplicity (only in AODs) should be Ntrk w/o double counts
421 kRefMultTPConly, // TPC only Reference Multiplicty (AliESDtrackCuts::GetReferenceMultiplicity(&esd, kTRUE))
423 kNch, // MC true number of charged particles in |eta|<1.6
424 kNch05, // MC true number of charged particles in |eta|<0.5
425 kNch10, // MC true number of charged particles in |eta|<1.0
427 kCentrality, // event centrality fraction
428 kCentralitySPD, // centrality using SPD
429 kTriggerInclONL, // online trigger bits fired (inclusive)
430 kTriggerInclOFF, // offline trigger bits fired (inclusive)
431 kTriggerExclOFF, // offline only this trigger bit fired (exclusive)
432 kNevents, // event counter
433 kRunNumber, // run number
436 // TODO: (for A+A) ZDCEnergy, impact parameter, Iflag??
440 AliDielectronVarManager();
441 AliDielectronVarManager(const char* name, const char* title);
442 virtual ~AliDielectronVarManager();
443 static void Fill(const TObject* particle, Double_t * const values);
444 static void FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values);
445 static void FillVarVParticle(const AliVParticle *particle, Double_t * const values);
447 static void InitESDpid(Int_t type=0);
448 static void InitAODpidUtil(Int_t type=0);
449 static void InitEstimatorAvg(const Char_t* filename);
450 static void InitTRDpidEffHistograms(const Char_t* filename);
451 static void SetLegEffMap( TObject *map) { fgLegEffMap=map; }
452 static void SetPairEffMap(TObject *map) { fgPairEffMap=map; }
453 static void SetFillMap( TBits *map) { fgFillMap=map; }
454 static void SetVZEROCalibrationFile(const Char_t* filename) {fgVZEROCalibrationFile = filename;}
456 static void SetVZERORecenteringFile(const Char_t* filename) {fgVZERORecenteringFile = filename;}
457 static void SetZDCRecenteringFile(const Char_t* filename) {fgZDCRecenteringFile = filename;}
458 static void SetPIDResponse(AliPIDResponse *pidResponse) {fgPIDResponse=pidResponse;}
459 static AliPIDResponse* GetPIDResponse() { return fgPIDResponse; }
460 static void SetEvent(AliVEvent * const ev);
461 static void SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues]);
462 static Bool_t GetDCA(const AliAODTrack *track, Double_t d0z0[2]);
463 static void SetTPCEventPlane(AliEventplane *const evplane);
464 static void GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption); // 0- V0A; 1- V0C; 2- V0A+V0C
465 static void GetZDCRP(const AliVEvent* event, Double_t qvec[][2]);
466 static AliAODVertex* GetVertex(const AliAODEvent *event, AliAODVertex::AODVtx_t vtype);
468 static TProfile* GetEstimatorHistogram(Int_t period, Int_t type) {return fgMultEstimatorAvg[period][type];}
469 static Double_t GetTRDpidEfficiency(Int_t runNo, Double_t centrality, Double_t eta, Double_t trdPhi, Double_t pout, Double_t& effErr);
470 static Double_t GetSingleLegEff(Double_t * const values);
471 static Double_t GetPairEff(Double_t * const values);
473 static const AliKFVertex* GetKFVertex() {return fgKFVertex;}
475 static const char* GetValueName(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][0]:""; }
476 static const char* GetValueLabel(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][1]:""; }
477 static const char* GetValueUnit(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][2]:""; }
478 static UInt_t GetValueType(const char* valname);
479 static const Double_t* GetData() {return fgData;}
480 static AliVEvent* GetCurrentEvent() {return fgEvent;}
482 static Double_t GetValue(ValueTypes var) {return fgData[var];}
483 static void SetValue(ValueTypes var, Double_t val) { fgData[var]=val; }
487 static const char* fgkParticleNames[kNMaxValues][3]; //variable names
489 static Bool_t Req(ValueTypes var) { return (fgFillMap ? fgFillMap->TestBitNumber(var) : kTRUE); }
490 static void FillVarESDtrack(const AliESDtrack *particle, Double_t * const values);
491 static void FillVarAODTrack(const AliAODTrack *particle, Double_t * const values);
492 static void FillVarMCParticle(const AliMCParticle *particle, Double_t * const values);
493 static void FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values);
494 static void FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values);
495 static void FillVarKFParticle(const AliKFParticle *pair, Double_t * const values);
497 static void FillVarVEvent(const AliVEvent *event, Double_t * const values);
498 static void FillVarESDEvent(const AliESDEvent *event, Double_t * const values);
499 static void FillVarAODEvent(const AliAODEvent *event, Double_t * const values);
500 static void FillVarMCEvent(const AliMCEvent *event, Double_t * const values);
501 static void FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values);
503 static void InitVZEROCalibrationHistograms(Int_t runNo);
504 static void InitVZERORecenteringHistograms(Int_t runNo);
505 static void InitZDCRecenteringHistograms(Int_t runNo);
507 static AliPIDResponse *fgPIDResponse; // PID response object
508 static AliVEvent *fgEvent; // current event pointer
509 static AliEventplane *fgTPCEventPlane; // current event tpc plane pointer
510 static AliKFVertex *fgKFVertex; // kf vertex
511 static TProfile *fgMultEstimatorAvg[4][9]; // multiplicity estimator averages (4 periods x 9 estimators)
512 static Double_t fgTRDpidEffCentRanges[10][4]; // centrality ranges for the TRD pid efficiency histograms
513 static TH3D *fgTRDpidEff[10][4]; // TRD pid efficiencies from conversion electrons
514 static TObject *fgLegEffMap; // single electron efficiencies
515 static TObject *fgPairEffMap; // pair efficiencies
516 static TBits *fgFillMap; // map for requested variable filling
517 static TString fgVZEROCalibrationFile; // file with VZERO channel-by-channel calibrations
518 static TString fgVZERORecenteringFile; // file with VZERO Q-vector averages needed for event plane recentering
519 static TProfile2D *fgVZEROCalib[64]; // 1 histogram per VZERO channel
520 static TProfile2D *fgVZERORecentering[2][2]; // 2 VZERO sides x 2 Q-vector components
521 static Int_t fgCurrentRun; // current run number
523 static TString fgZDCRecenteringFile; // file with ZDC Q-vector averages needed for event plane recentering
524 static TProfile3D *fgZDCRecentering[3][2]; // 2 VZERO sides x 2 Q-vector components
526 static Double_t fgData[kNMaxValues]; //! data
528 AliDielectronVarManager(const AliDielectronVarManager &c);
529 AliDielectronVarManager &operator=(const AliDielectronVarManager &c);
531 ClassDef(AliDielectronVarManager,1);
536 inline void AliDielectronVarManager::Fill(const TObject* object, Double_t * const values)
539 // Main function to fill all available variables according to the type of particle
542 if (object->IsA() == AliESDtrack::Class()) FillVarESDtrack(static_cast<const AliESDtrack*>(object), values);
543 else if (object->IsA() == AliAODTrack::Class()) FillVarAODTrack(static_cast<const AliAODTrack*>(object), values);
544 else if (object->IsA() == AliMCParticle::Class()) FillVarMCParticle(static_cast<const AliMCParticle*>(object), values);
545 else if (object->IsA() == AliAODMCParticle::Class()) FillVarAODMCParticle(static_cast<const AliAODMCParticle*>(object), values);
546 else if (object->IsA() == AliDielectronPair::Class()) FillVarDielectronPair(static_cast<const AliDielectronPair*>(object), values);
547 else if (object->IsA() == AliKFParticle::Class()) FillVarKFParticle(static_cast<const AliKFParticle*>(object),values);
548 // Main function to fill all available variables according to the type of event
550 else if (object->IsA() == AliVEvent::Class()) FillVarVEvent(static_cast<const AliVEvent*>(object), values);
551 else if (object->IsA() == AliESDEvent::Class()) FillVarESDEvent(static_cast<const AliESDEvent*>(object), values);
552 else if (object->IsA() == AliAODEvent::Class()) FillVarAODEvent(static_cast<const AliAODEvent*>(object), values);
553 else if (object->IsA() == AliMCEvent::Class()) FillVarMCEvent(static_cast<const AliMCEvent*>(object), values);
554 else if (object->IsA() == AliEventplane::Class()) FillVarTPCEventPlane(static_cast<const AliEventplane*>(object), values);
555 // else printf(Form("AliDielectronVarManager::Fill: Type %s is not supported by AliDielectronVarManager!", object->ClassName())); //TODO: implement without object needed
558 inline void AliDielectronVarManager::FillVarVParticle(const AliVParticle *particle, Double_t * const values)
561 // Fill track information available in AliVParticle into an array
563 values[AliDielectronVarManager::kPx] = particle->Px();
564 values[AliDielectronVarManager::kPy] = particle->Py();
565 values[AliDielectronVarManager::kPz] = particle->Pz();
566 values[AliDielectronVarManager::kPt] = particle->Pt();
567 values[AliDielectronVarManager::kPtSq] = particle->Pt()*particle->Pt();
568 values[AliDielectronVarManager::kP] = particle->P();
570 values[AliDielectronVarManager::kXv] = particle->Xv();
571 values[AliDielectronVarManager::kYv] = particle->Yv();
572 values[AliDielectronVarManager::kZv] = particle->Zv();
574 values[AliDielectronVarManager::kOneOverPt] = (particle->Pt()>1.0e-3 ? particle->OneOverPt() : 0.0);
575 values[AliDielectronVarManager::kPhi] = particle->Phi();
576 values[AliDielectronVarManager::kTheta] = particle->Theta();
577 values[AliDielectronVarManager::kEta] = particle->Eta();
578 values[AliDielectronVarManager::kY] = particle->Y();
580 values[AliDielectronVarManager::kE] = particle->E();
581 values[AliDielectronVarManager::kM] = particle->M();
582 values[AliDielectronVarManager::kCharge] = particle->Charge();
584 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
586 // if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
587 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
591 inline void AliDielectronVarManager::FillVarESDtrack(const AliESDtrack *particle, Double_t * const values)
594 // Fill track information available for histogramming into an array
597 // Fill common AliVParticle interface information
598 FillVarVParticle(particle, values);
600 AliESDtrack *esdTrack=0x0;
601 Double_t origdEdx=particle->GetTPCsignal();
603 // apply ETa correction, remove once this is in the tender
604 esdTrack=const_cast<AliESDtrack*>(particle);
605 if (!esdTrack) return;
606 esdTrack->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(esdTrack)/AliDielectronPID::GetCorrValdEdx(),esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
608 Double_t pidProbs[AliPID::kSPECIES];
609 // Fill AliESDtrack interface specific information
610 Double_t tpcNcls=particle->GetTPCNcls();
611 Double_t tpcNclsS = particle->GetTPCnclsS();
612 Double_t itsNcls=particle->GetNcls(0);
613 Double_t tpcSignalN=particle->GetTPCsignalN();
614 Double_t tpcClusFindable=particle->GetTPCNclsF();
615 values[AliDielectronVarManager::kNclsITS] = itsNcls; // TODO: get rid of the plain numbers
616 values[AliDielectronVarManager::kNclsTPC] = tpcNcls; // TODO: get rid of the plain numbers
617 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
618 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
619 values[AliDielectronVarManager::kNclsTPCiter1] = particle->GetTPCNclsIter1(); // TODO: get rid of the plain numbers
620 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
621 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
622 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
623 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
624 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
625 values[AliDielectronVarManager::kTPCsignalNfrac]= tpcNcls>0?tpcSignalN/tpcNcls:0;
626 values[AliDielectronVarManager::kNclsTRD] = particle->GetNcls(2); // TODO: get rid of the plain numbers
627 values[AliDielectronVarManager::kTRDntracklets] = particle->GetTRDntracklets(); // TODO: GetTRDtracklets/GetTRDntracklets?
628 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
629 values[AliDielectronVarManager::kTRDchi2] = particle->GetTRDchi2();
630 values[AliDielectronVarManager::kTRDsignal] = particle->GetTRDsignal();
631 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
632 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
633 UChar_t threshold = 5;
634 TBits tpcClusterMap = particle->GetTPCClusterMap();
635 UChar_t n=0; UChar_t j=0;
636 for(UChar_t i=0; i<8; ++i) {
638 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
639 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
644 values[AliDielectronVarManager::kTPCclsIRO]=0.;
645 for(j=0; j<63; ++j) n+=tpcClusterMap.TestBitNumber(j);
646 if(n>=threshold) values[AliDielectronVarManager::kTPCclsIRO] = n;
649 values[AliDielectronVarManager::kTPCclsORO]=0.;
650 for(j=63; j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
651 if(n>=threshold) values[AliDielectronVarManager::kTPCclsORO] = n;
654 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
655 values[AliDielectronVarManager::kFilterBit] = 0;
657 values[AliDielectronVarManager::kTPCchi2Cl] = -1;
658 if (tpcNcls>0) values[AliDielectronVarManager::kTPCchi2Cl] = particle->GetTPCchi2() / tpcNcls;
659 values[AliDielectronVarManager::kITSchi2Cl] = -1;
660 if (itsNcls>0) values[AliDielectronVarManager::kITSchi2Cl] = particle->GetITSchi2() / itsNcls;
662 particle->GetTRDpid(pidProbs);
663 values[AliDielectronVarManager::kTRDprobEle] = pidProbs[AliPID::kElectron];
664 values[AliDielectronVarManager::kTRDprobPio] = pidProbs[AliPID::kPion];
666 values[AliDielectronVarManager::kV0Index0] = particle->GetV0Index(0);
667 values[AliDielectronVarManager::kKinkIndex0] = particle->GetKinkIndex(0);
669 Float_t impactParXY, impactParZ;
670 particle->GetImpactParameters(impactParXY, impactParZ);
671 values[AliDielectronVarManager::kImpactParXY] = impactParXY;
672 values[AliDielectronVarManager::kImpactParZ] = impactParZ;
675 values[AliDielectronVarManager::kPdgCode]=-1;
676 values[AliDielectronVarManager::kPdgCodeMother]=-1;
677 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
678 values[AliDielectronVarManager::kHasCocktailMother]=0;
679 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
681 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
683 AliDielectronMC *mc=AliDielectronMC::Instance();
685 if (mc->GetMCTrack(particle)) {
686 Int_t trkLbl = TMath::Abs(mc->GetMCTrack(particle)->GetLabel());
687 values[AliDielectronVarManager::kPdgCode] =mc->GetMCTrack(particle)->PdgCode();
688 values[AliDielectronVarManager::kHasCocktailMother] =mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
689 values[AliDielectronVarManager::kPdgCodeMother] =mc->GetMotherPDG(particle);
690 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
691 if(motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=mc->GetMotherPDG(motherMC);
693 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
697 values[AliDielectronVarManager::kITSsignal] = particle->GetITSsignal();
700 particle->GetITSdEdxSamples(itsdEdx);
702 values[AliDielectronVarManager::kITSsignalSSD1] = itsdEdx[0];
703 values[AliDielectronVarManager::kITSsignalSSD2] = itsdEdx[1];
704 values[AliDielectronVarManager::kITSsignalSDD1] = itsdEdx[2];
705 values[AliDielectronVarManager::kITSsignalSDD2] = itsdEdx[3];
706 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
707 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
709 for (Int_t iC=0; iC<6; iC++) {
710 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
711 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
717 values[AliDielectronVarManager::kTrackLength] = particle->GetIntegratedLength();
719 Double_t mom = particle->GetP();
720 const AliExternalTrackParam *in=particle->GetInnerParam();
721 Double_t ysignedIn=-100;
724 ysignedIn=particle->Charge()*in->GetY();
726 values[AliDielectronVarManager::kPIn]=mom;
727 values[AliDielectronVarManager::kYsignedIn]=ysignedIn;
728 const AliExternalTrackParam *out=particle->GetOuterParam();
729 if(out) values[AliDielectronVarManager::kPOut] = out->GetP();
730 else values[AliDielectronVarManager::kPOut] = mom;
732 Double_t localCoord[3]={0.0};
733 Bool_t localCoordGood = out->GetXYZAt(298.0, ((AliESDEvent*)fgEvent)->GetMagneticField(), localCoord);
734 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.);
736 if(mc->HasMC() && fgTRDpidEff[0][0]) {
737 Int_t runNo = (fgEvent ? fgEvent->GetRunNumber() : -1);
738 Float_t centrality=-1.0;
739 AliCentrality *esdCentrality = (fgEvent ? fgEvent->GetCentrality() : 0x0);
740 if(esdCentrality) centrality = esdCentrality->GetCentralityPercentile("V0M");
742 values[kTRDpidEffLeg] = GetTRDpidEfficiency(runNo, centrality, values[AliDielectronVarManager::kEta],
743 values[AliDielectronVarManager::kTRDphi],
744 values[AliDielectronVarManager::kPOut], effErr);
746 values[AliDielectronVarManager::kTPCsignal]=particle->GetTPCsignal();
748 values[AliDielectronVarManager::kTOFsignal]=particle->GetTOFsignal();
750 Double_t l = particle->GetIntegratedLength(); // cm
751 Double_t t = particle->GetTOFsignal();
752 Double_t t0 = fgPIDResponse->GetTOFResponse().GetTimeZero(); // ps
754 if( (l < 360. || l > 800.) || (t <= 0.) || (t0 >999990.0) ) {
755 values[AliDielectronVarManager::kTOFbeta]=0.0;
758 t -= t0; // subtract the T0
760 t *= 1e-12; //ps -> s
763 Float_t beta = v / TMath::C();
764 values[AliDielectronVarManager::kTOFbeta]=beta;
766 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
768 values[AliDielectronVarManager::kTOFmismProb] = fgPIDResponse->GetTOFMismatchProbability(particle);
770 // nsigma to Electron band
771 // TODO: for the moment we set the bethe bloch parameters manually
772 // this should be changed in future!
773 values[AliDielectronVarManager::kTPCnSigmaEleRaw]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
774 values[AliDielectronVarManager::kTPCnSigmaEle]=(fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCorrVal()-AliDielectronPID::GetCntrdCorr(particle)) / AliDielectronPID::GetWdthCorr(particle);
776 values[AliDielectronVarManager::kTPCnSigmaPio]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
777 values[AliDielectronVarManager::kTPCnSigmaMuo]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
778 values[AliDielectronVarManager::kTPCnSigmaKao]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
779 values[AliDielectronVarManager::kTPCnSigmaPro]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
781 values[AliDielectronVarManager::kITSnSigmaEle]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kElectron);
782 values[AliDielectronVarManager::kITSnSigmaPio]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kPion);
783 values[AliDielectronVarManager::kITSnSigmaMuo]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kMuon);
784 values[AliDielectronVarManager::kITSnSigmaKao]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kKaon);
785 values[AliDielectronVarManager::kITSnSigmaPro]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kProton);
787 values[AliDielectronVarManager::kTOFnSigmaEle]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
788 values[AliDielectronVarManager::kTOFnSigmaPio]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
789 values[AliDielectronVarManager::kTOFnSigmaMuo]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
790 values[AliDielectronVarManager::kTOFnSigmaKao]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
791 values[AliDielectronVarManager::kTOFnSigmaPro]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
793 //EMCAL PID information
795 Double_t showershape[4]={0.,0.,0.,0.};
796 // values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
797 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
798 values[AliDielectronVarManager::kEMCALEoverP] = eop;
799 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
800 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
801 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
802 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
803 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
805 values[AliDielectronVarManager::kLegEff] = GetSingleLegEff(values);
806 values[AliDielectronVarManager::kOneOverLegEff] = (values[AliDielectronVarManager::kLegEff]>0.0 ? 1./values[AliDielectronVarManager::kLegEff] : 0.0);
807 //restore TPC signal if it was changed
808 if (esdTrack) esdTrack->SetTPCsignal(origdEdx,esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
811 inline void AliDielectronVarManager::FillVarAODTrack(const AliAODTrack *particle, Double_t * const values)
814 // Fill track information available for histogramming into an array
817 // Fill common AliVParticle interface information
818 FillVarVParticle(particle, values);
819 Double_t tpcNcls=particle->GetTPCNcls();
821 //GetNclsS not present in AODtrack
822 //Replace with method as soon as available
823 TBits tpcSharedMap = particle->GetTPCSharedMap();
824 Double_t tpcNclsS= tpcSharedMap.CountBits(0)-tpcSharedMap.CountBits(159);
826 // Reset AliESDtrack interface specific information
827 if(Req(kNclsITS)) values[AliDielectronVarManager::kNclsITS] = particle->GetITSNcls();
828 if(Req(kITSchi2Cl)) values[AliDielectronVarManager::kITSchi2Cl] = -1;
829 if(Req(kNclsTPC)) values[AliDielectronVarManager::kNclsTPC] = tpcNcls;
830 if(Req(kNclsSTPC)) values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
831 if(Req(kNclsSFracTPC)) values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
832 if(Req(kNclsTPCiter1)) values[AliDielectronVarManager::kNclsTPCiter1] = tpcNcls; // not really available in AOD
833 if(Req(kNFclsTPC) || Req(kNFclsTPCfCross)) values[AliDielectronVarManager::kNFclsTPC] = particle->GetTPCNclsF();
834 if(Req(kNFclsTPCr) || Req(kNFclsTPCfCross)) values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
835 if(Req(kNFclsTPCrFrac)) values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
836 if(Req(kNFclsTPCfCross)) values[AliDielectronVarManager::kNFclsTPCfCross]= (values[kNFclsTPC]>0)?(values[kNFclsTPCr]/values[kNFclsTPC]):0;
837 if(Req(kNclsTRD)) values[AliDielectronVarManager::kNclsTRD] = 0;
838 if(Req(kTRDntracklets)) values[AliDielectronVarManager::kTRDntracklets] = 0;
839 if(Req(kTRDpidQuality)) values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
840 if(Req(kTRDchi2)) values[AliDielectronVarManager::kTRDchi2] = (particle->GetTRDntrackletsPID()!=0.?particle->GetTRDchi2():-1);
841 if(Req(kTRDsignal)) values[AliDielectronVarManager::kTRDsignal] = particle->GetTRDsignal();
844 TBits tpcClusterMap = particle->GetTPCClusterMap();
845 UChar_t n=0; UChar_t j=0;
846 UChar_t threshold = 5;
848 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
849 if(Req(kTPCclsSegments)) {
850 for(UChar_t i=0; i<8; ++i) {
852 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
853 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
857 values[AliDielectronVarManager::kTPCclsIRO]=0.;
858 if(Req(kTPCclsIRO)) {
861 for(j=0; j<63; ++j) n+=tpcClusterMap.TestBitNumber(j);
862 if(n>=threshold) values[AliDielectronVarManager::kTPCclsIRO] = n;
865 values[AliDielectronVarManager::kTPCclsORO]=0.;
866 if(Req(kTPCclsORO)) {
869 for(j=63; j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
870 if(n>=threshold) values[AliDielectronVarManager::kTPCclsORO] = n;
873 // it is stored as normalized to tpcNcls-5 (see AliAnalysisTaskESDfilter)
874 if(Req(kTPCchi2Cl)) values[AliDielectronVarManager::kTPCchi2Cl] = (tpcNcls>0)?particle->Chi2perNDF()*(tpcNcls-5)/tpcNcls:-1.;
875 if(Req(kTrackStatus)) values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
876 if(Req(kFilterBit)) values[AliDielectronVarManager::kFilterBit] = (Double_t)particle->GetFilterMap();
879 values[AliDielectronVarManager::kTRDprobEle] = 0;
880 values[AliDielectronVarManager::kTRDprobPio] = 0;
882 values[AliDielectronVarManager::kTPCsignalN] = 0;
883 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
885 // Fill AliAODTrack interface information
889 if( (Req(kV0Index0) || Req(kKinkIndex0)) && particle->GetProdVertex()) {
890 v0Index = particle->GetProdVertex()->GetType()==AliAODVertex::kV0 ? 1 : 0;
891 kinkIndex = particle->GetProdVertex()->GetType()==AliAODVertex::kKink ? 1 : 0;
893 values[AliDielectronVarManager::kV0Index0] = v0Index;
894 values[AliDielectronVarManager::kKinkIndex0] = kinkIndex;
896 Double_t d0z0[2]={-999.0,-999.0};
897 if(Req(kImpactParXY) || Req(kImpactParZ)) GetDCA(particle, d0z0);
898 values[AliDielectronVarManager::kImpactParXY] = d0z0[0];
899 values[AliDielectronVarManager::kImpactParZ] = d0z0[1];
901 values[AliDielectronVarManager::kPIn] = 0.;
902 values[AliDielectronVarManager::kTPCsignal] = 0.;
903 values[AliDielectronVarManager::kTPCsignalN] = -1.;
904 values[AliDielectronVarManager::kTPCsignalNfrac] = -1.;
905 values[AliDielectronVarManager::kTPCclsDiff] = -999.;
907 values[AliDielectronVarManager::kTOFsignal]=0;
908 values[AliDielectronVarManager::kTOFbeta]=0;
910 values[AliDielectronVarManager::kTPCnSigmaEleRaw]=0;
911 values[AliDielectronVarManager::kTPCnSigmaEle]=0;
912 values[AliDielectronVarManager::kTPCnSigmaPio]=0;
913 values[AliDielectronVarManager::kTPCnSigmaMuo]=0;
914 values[AliDielectronVarManager::kTPCnSigmaKao]=0;
915 values[AliDielectronVarManager::kTPCnSigmaPro]=0;
917 values[AliDielectronVarManager::kTOFnSigmaEle]=0;
918 values[AliDielectronVarManager::kTOFnSigmaPio]=0;
919 values[AliDielectronVarManager::kTOFnSigmaMuo]=0;
920 values[AliDielectronVarManager::kTOFnSigmaKao]=0;
921 values[AliDielectronVarManager::kTOFnSigmaPro]=0;
923 if(Req(kITSsignal)) values[AliDielectronVarManager::kITSsignal] = particle->GetITSsignal();
924 if(Req(kITSclusterMap)) values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
925 if(Req(kITSLayerFirstCls)) values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
926 for (Int_t iC=0; iC<6; iC++) {
927 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
928 if(Req(kITSLayerFirstCls)) values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
933 AliAODPid *pid=const_cast<AliAODPid*>(particle->GetDetPid());
935 Double_t origdEdx=pid->GetTPCsignal();
937 pid->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(particle)/AliDielectronPID::GetCorrValdEdx());
939 Double_t tpcSignalN=0.0;
940 if(Req(kTPCsignalN) || Req(kTPCsignalNfrac) || Req(kTPCclsDiff)) tpcSignalN = pid->GetTPCsignalN();
941 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
942 values[AliDielectronVarManager::kTPCsignalNfrac] = tpcNcls>0?tpcSignalN/tpcNcls:0;
943 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
945 values[AliDielectronVarManager::kPIn] = pid->GetTPCmomentum();
946 if(Req(kTPCsignal)) values[AliDielectronVarManager::kTPCsignal] = pid->GetTPCsignal();
947 if(Req(kTOFsignal)) values[AliDielectronVarManager::kTOFsignal] = pid->GetTOFsignal();
948 if(Req(kTOFmismProb)) values[AliDielectronVarManager::kTOFmismProb] = fgPIDResponse->GetTOFMismatchProbability(particle);
950 // TOF beta calculation
953 particle->GetIntegratedTimes(expt); // ps
954 Double_t l = TMath::C()* expt[0]*1e-12; // m
955 Double_t t = pid->GetTOFsignal(); // ps start time subtracted (until v5-02-Rev09)
956 AliTOFHeader* tofH=0x0; // from v5-02-Rev10 on subtract the start time
957 if(fgEvent) tofH = (AliTOFHeader*)fgEvent->GetTOFHeader();
958 if(tofH) t -= fgPIDResponse->GetTOFResponse().GetStartTime(particle->P()); // ps
960 if( (l < 360.e-2 || l > 800.e-2) || (t <= 0.) ) {
961 values[AliDielectronVarManager::kTOFbeta] =0;
964 t *= 1e-12; //ps -> s
967 Float_t beta = v / TMath::C();
968 values[AliDielectronVarManager::kTOFbeta]=beta;
972 // nsigma for various detectors
973 if(Req(kTPCnSigmaEleRaw)) values[kTPCnSigmaEleRaw]= fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
974 if(Req(kTPCnSigmaEle)) values[kTPCnSigmaEle] =(fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)
975 -AliDielectronPID::GetCorrVal()-
976 AliDielectronPID::GetCntrdCorr(particle)) / AliDielectronPID::GetWdthCorr(particle);
978 if(Req(kTPCnSigmaPio)) values[kTPCnSigmaPio]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
979 if(Req(kTPCnSigmaMuo)) values[kTPCnSigmaMuo]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
980 if(Req(kTPCnSigmaKao)) values[kTPCnSigmaKao]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
981 if(Req(kTPCnSigmaPro)) values[kTPCnSigmaPro]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
983 if(Req(kITSnSigmaEle)) values[kITSnSigmaEle]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kElectron);
984 if(Req(kITSnSigmaPio)) values[kITSnSigmaPio]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kPion);
985 if(Req(kITSnSigmaMuo)) values[kITSnSigmaMuo]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kMuon);
986 if(Req(kITSnSigmaKao)) values[kITSnSigmaKao]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kKaon);
987 if(Req(kITSnSigmaPro)) values[kITSnSigmaPro]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kProton);
989 if(Req(kTOFnSigmaEle)) values[kTOFnSigmaEle]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
990 if(Req(kTOFnSigmaPio)) values[kTOFnSigmaPio]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
991 if(Req(kTOFnSigmaMuo)) values[kTOFnSigmaMuo]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
992 if(Req(kTOFnSigmaKao)) values[kTOFnSigmaKao]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
993 if(Req(kTOFnSigmaPro)) values[kTOFnSigmaPro]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
995 Double_t prob[AliPID::kSPECIES]={0.0};
996 // switch computation off since it takes 70% of the CPU time for filling all AODtrack variables
997 // TODO: find a solution when this is needed (maybe at fill time in histos, CFcontainer and cut selection)
998 if( Req(kTRDprobEle) || Req(kTRDprobPio) ) fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob);
999 values[AliDielectronVarManager::kTRDprobEle] = prob[AliPID::kElectron];
1000 values[AliDielectronVarManager::kTRDprobPio] = prob[AliPID::kPion];
1001 // if( Req(kTRDprob2DEle) || Req(kTRDprob2DPio) )
1002 // fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob, AliTRDPIDResponse::kLQ2D);
1003 values[AliDielectronVarManager::kTRDprob2DEle] = prob[AliPID::kElectron];
1004 values[AliDielectronVarManager::kTRDprob2DPio] = prob[AliPID::kPion];
1006 //restore TPC signal if it was changed
1007 pid->SetTPCsignal(origdEdx);
1010 //EMCAL PID information
1012 Double_t showershape[4]={0.,0.,0.,0.};
1013 // if(Req()) values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
1014 if(Req(kEMCALnSigmaEle) || Req(kEMCALE) || Req(kEMCALEoverP) ||
1015 Req(kEMCALNCells) || Req(kEMCALM02) || Req(kEMCALM20) || Req(kEMCALDispersion))
1016 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
1017 values[AliDielectronVarManager::kEMCALEoverP] = eop;
1018 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
1019 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
1020 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
1021 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
1022 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
1024 values[AliDielectronVarManager::kPdgCode]=-1;
1025 values[AliDielectronVarManager::kPdgCodeMother]=-1;
1026 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1027 values[AliDielectronVarManager::kHasCocktailMother]=0;
1028 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1030 values[AliDielectronVarManager::kNumberOfDaughters]=-1;
1032 AliDielectronMC *mc=AliDielectronMC::Instance();
1034 if (mc->GetMCTrack(particle)) {
1035 Int_t trkLbl = TMath::Abs(mc->GetMCTrack(particle)->GetLabel());
1036 values[AliDielectronVarManager::kPdgCode] =mc->GetMCTrack(particle)->PdgCode();
1037 values[AliDielectronVarManager::kHasCocktailMother] =mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
1038 values[AliDielectronVarManager::kPdgCodeMother] =mc->GetMotherPDG(particle);
1039 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
1040 if(motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=mc->GetMotherPDG(motherMC);
1042 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
1045 if(Req(kTOFPIDBit)) values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
1046 values[AliDielectronVarManager::kLegEff]=0.0;
1047 values[AliDielectronVarManager::kOneOverLegEff]=0.0;
1048 if(Req(kLegEff) || Req(kOneOverLegEff)) {
1049 values[AliDielectronVarManager::kLegEff] = GetSingleLegEff(values);
1050 values[AliDielectronVarManager::kOneOverLegEff] = (values[AliDielectronVarManager::kLegEff]>0.0 ? 1./values[AliDielectronVarManager::kLegEff] : 0.0);
1055 inline void AliDielectronVarManager::FillVarMCParticle(const AliMCParticle *particle, Double_t * const values)
1058 // Fill track information available for histogramming into an array
1061 values[AliDielectronVarManager::kNclsITS] = 0;
1062 values[AliDielectronVarManager::kITSchi2Cl] = 0;
1063 values[AliDielectronVarManager::kNclsTPC] = 0;
1064 values[AliDielectronVarManager::kNclsSTPC] = 0;
1065 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1066 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1067 values[AliDielectronVarManager::kNFclsTPC] = 0;
1068 values[AliDielectronVarManager::kNFclsTPCr] = 0;
1069 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
1070 values[AliDielectronVarManager::kNclsTRD] = 0;
1071 values[AliDielectronVarManager::kTRDntracklets] = 0;
1072 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1073 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1074 values[AliDielectronVarManager::kTrackStatus] = 0;
1075 values[AliDielectronVarManager::kFilterBit] = 0;
1076 values[AliDielectronVarManager::kTRDprobEle] = 0;
1077 values[AliDielectronVarManager::kTRDprobPio] = 0;
1078 values[AliDielectronVarManager::kTPCsignalN] = 0;
1079 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1080 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
1081 values[AliDielectronVarManager::kImpactParXY] = 0;
1082 values[AliDielectronVarManager::kImpactParZ] = 0;
1083 values[AliDielectronVarManager::kPIn] = 0;
1084 values[AliDielectronVarManager::kYsignedIn] = 0;
1085 values[AliDielectronVarManager::kTPCsignal] = 0;
1086 values[AliDielectronVarManager::kTOFsignal] = 0;
1087 values[AliDielectronVarManager::kTOFbeta] = 0;
1088 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
1089 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1090 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1091 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1092 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1093 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1094 values[AliDielectronVarManager::kITSclusterMap] = 0;
1096 values[AliDielectronVarManager::kPdgCode] = -1;
1097 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1098 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1099 values[AliDielectronVarManager::kHasCocktailMother]=0;
1100 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1102 // Fill common AliVParticle interface information
1103 FillVarVParticle(particle, values);
1105 // Fill AliMCParticle interface specific information
1106 AliDielectronMC *mc=AliDielectronMC::Instance();
1107 Int_t trkLbl = TMath::Abs(particle->GetLabel());
1108 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1109 values[AliDielectronVarManager::kHasCocktailMother] = mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
1110 values[AliDielectronVarManager::kPdgCodeMother] = mc->GetMotherPDG(particle);
1111 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
1112 if(motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=mc->GetMotherPDG(motherMC);
1115 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
1116 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
1120 inline void AliDielectronVarManager::FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values) {
1122 // fill 2 track information starting from MC legs
1125 values[AliDielectronVarManager::kNclsITS] = 0;
1126 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1127 values[AliDielectronVarManager::kNclsTPC] = 0;
1128 values[AliDielectronVarManager::kNclsSTPC] = 0;
1129 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1130 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1131 values[AliDielectronVarManager::kNFclsTPC] = 0;
1132 values[AliDielectronVarManager::kNFclsTPCr] = 0;
1133 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
1134 values[AliDielectronVarManager::kNclsTRD] = 0;
1135 values[AliDielectronVarManager::kTRDntracklets] = 0;
1136 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1137 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1138 values[AliDielectronVarManager::kTrackStatus] = 0;
1139 values[AliDielectronVarManager::kFilterBit] = 0;
1140 values[AliDielectronVarManager::kTRDprobEle] = 0;
1141 values[AliDielectronVarManager::kTRDprobPio] = 0;
1142 values[AliDielectronVarManager::kTPCsignalN] = 0;
1143 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1144 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
1145 values[AliDielectronVarManager::kImpactParXY] = 0;
1146 values[AliDielectronVarManager::kImpactParZ] = 0;
1147 values[AliDielectronVarManager::kPIn] = 0;
1148 values[AliDielectronVarManager::kYsignedIn] = 0;
1149 values[AliDielectronVarManager::kTPCsignal] = 0;
1150 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
1151 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1152 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1153 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1154 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1155 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1156 values[AliDielectronVarManager::kITSclusterMap] = 0;
1158 values[AliDielectronVarManager::kPdgCode] = -1;
1159 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1160 values[AliDielectronVarManager::kHasCocktailMother]=0;
1162 AliDielectronMC *mc=AliDielectronMC::Instance();
1163 AliVParticle* mother=0x0;
1164 Int_t mLabel1 = mc->GetMothersLabel(p1->GetLabel());
1165 Int_t mLabel2 = mc->GetMothersLabel(p2->GetLabel());
1166 if(mLabel1==mLabel2)
1167 mother = mc->GetMCTrackFromMCEvent(mLabel1);
1169 values[AliDielectronVarManager::kPseudoProperTime] = -2e10;
1170 if(mother) { // same mother
1171 FillVarVParticle(mother, values);
1172 Double_t vtxX, vtxY, vtxZ;
1173 mc->GetPrimaryVertex(vtxX,vtxY,vtxZ);
1174 Double_t lxy = ((mother->Xv()- vtxX) * mother->Px() +
1175 (mother->Yv()- vtxY) * mother->Py() )/mother->Pt();
1176 values[AliDielectronVarManager::kPseudoProperTime] = lxy*(TDatabasePDG::Instance()->GetParticle(443)->Mass())/mother->Pt();
1178 // AliVParticle part
1179 values[AliDielectronVarManager::kPx] = p1->Px()+p2->Px();
1180 values[AliDielectronVarManager::kPy] = p1->Py()+p2->Py();
1181 values[AliDielectronVarManager::kPz] = p1->Pz()+p2->Pz();
1182 values[AliDielectronVarManager::kPt] = TMath::Sqrt(values[AliDielectronVarManager::kPx]*
1183 values[AliDielectronVarManager::kPx]+
1184 values[AliDielectronVarManager::kPy]*
1185 values[AliDielectronVarManager::kPy]);
1186 values[AliDielectronVarManager::kPtSq] = values[AliDielectronVarManager::kPt] * values[AliDielectronVarManager::kPt];
1187 values[AliDielectronVarManager::kP] = TMath::Sqrt(values[AliDielectronVarManager::kPt]*
1188 values[AliDielectronVarManager::kPt]+
1189 values[AliDielectronVarManager::kPz]*
1190 values[AliDielectronVarManager::kPz]);
1192 values[AliDielectronVarManager::kXv] = 0;
1193 values[AliDielectronVarManager::kYv] = 0;
1194 values[AliDielectronVarManager::kZv] = 0;
1196 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>1.0e-6 ? 1.0/values[AliDielectronVarManager::kPt] : 0.0);
1197 values[AliDielectronVarManager::kPhi] = TMath::ATan2(values[AliDielectronVarManager::kPy],values[AliDielectronVarManager::kPx]);
1198 values[AliDielectronVarManager::kTheta] = TMath::ATan2(values[AliDielectronVarManager::kPt],values[AliDielectronVarManager::kPz]);
1199 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.);
1200 values[AliDielectronVarManager::kE] = p1->E()+p2->E();
1201 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.);
1202 values[AliDielectronVarManager::kCharge] = p1->Charge()+p2->Charge();
1204 values[AliDielectronVarManager::kM] = p1->M()*p1->M()+p2->M()*p2->M()+
1205 2.0*(p1->E()*p2->E()-p1->Px()*p2->Px()-p1->Py()*p2->Py()-p1->Pz()*p2->Pz());
1206 values[AliDielectronVarManager::kM] = (values[AliDielectronVarManager::kM]>1.0e-8 ? TMath::Sqrt(values[AliDielectronVarManager::kM]) : -1.0);
1208 if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1210 values[AliDielectronVarManager::kThetaHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kTRUE);
1211 values[AliDielectronVarManager::kPhiHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kFALSE);
1212 values[AliDielectronVarManager::kThetaSqHE] = values[AliDielectronVarManager::kThetaHE] * values[AliDielectronVarManager::kThetaHE];
1213 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2*values[AliDielectronVarManager::kPhiHE]);
1214 values[AliDielectronVarManager::kThetaCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kTRUE);
1215 values[AliDielectronVarManager::kPhiCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kFALSE);
1216 values[AliDielectronVarManager::kThetaSqCS] = values[AliDielectronVarManager::kThetaCS] * values[AliDielectronVarManager::kThetaCS];
1217 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2*values[AliDielectronVarManager::kPhiCS]);
1218 values[AliDielectronVarManager::kCosTilPhiHE] = (values[AliDielectronVarManager::kThetaHE]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-3*TMath::Pi()/4.));
1219 values[AliDielectronVarManager::kCosTilPhiCS] = (values[AliDielectronVarManager::kThetaCS]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-3*TMath::Pi()/4.));
1223 inline void AliDielectronVarManager::FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values)
1226 // Fill track information available for histogramming into an array
1229 values[AliDielectronVarManager::kNclsITS] = 0;
1230 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1231 values[AliDielectronVarManager::kNclsTPC] = 0;
1232 values[AliDielectronVarManager::kNclsSTPC] = 0;
1233 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1234 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1235 values[AliDielectronVarManager::kNFclsTPC] = 0;
1236 values[AliDielectronVarManager::kNclsTRD] = 0;
1237 values[AliDielectronVarManager::kTRDntracklets] = 0;
1238 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1239 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1240 values[AliDielectronVarManager::kTrackStatus] = 0;
1241 values[AliDielectronVarManager::kFilterBit] = 0;
1242 values[AliDielectronVarManager::kTRDprobEle] = 0;
1243 values[AliDielectronVarManager::kTRDprobPio] = 0;
1244 values[AliDielectronVarManager::kTPCsignalN] = 0;
1245 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1246 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1247 values[AliDielectronVarManager::kImpactParXY] = 0;
1248 values[AliDielectronVarManager::kImpactParZ] = 0;
1249 values[AliDielectronVarManager::kPIn] = 0;
1250 values[AliDielectronVarManager::kYsignedIn] = 0;
1251 values[AliDielectronVarManager::kTPCsignal] = 0;
1252 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
1253 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1254 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1255 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1256 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1257 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1258 values[AliDielectronVarManager::kITSclusterMap] = 0;
1260 values[AliDielectronVarManager::kPdgCode] = -1;
1261 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1262 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1263 values[AliDielectronVarManager::kHasCocktailMother]=0;
1264 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1266 // Fill common AliVParticle interface information
1267 FillVarVParticle(particle, values);
1269 // Fill AliAODMCParticle interface specific information
1270 AliDielectronMC *mc=AliDielectronMC::Instance();
1271 Int_t trkLbl = TMath::Abs(particle->GetLabel());
1272 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1273 values[AliDielectronVarManager::kHasCocktailMother] = mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
1274 values[AliDielectronVarManager::kPdgCodeMother] = mc->GetMotherPDG(particle);
1275 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
1276 if(motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=mc->GetMotherPDG(motherMC);
1278 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
1279 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
1281 // using AODMCHEader information
1282 AliAODMCHeader *mcHeader = (AliAODMCHeader*)fgEvent->FindListObject(AliAODMCHeader::StdBranchName());
1284 values[AliDielectronVarManager::kImpactParZ] = mcHeader->GetVtxZ()-particle->Zv();
1285 values[AliDielectronVarManager::kImpactParXY] = TMath::Sqrt(TMath::Power(mcHeader->GetVtxX()-particle->Xv(),2) +
1286 TMath::Power(mcHeader->GetVtxY()-particle->Yv(),2));
1291 inline void AliDielectronVarManager::FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values)
1294 // Fill pair information available for histogramming into an array
1297 values[AliDielectronVarManager::kPdgCode]=-1;
1298 values[AliDielectronVarManager::kPdgCodeMother]=-1;
1299 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1300 values[AliDielectronVarManager::kHasCocktailMother]=0;
1301 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1303 Double_t errPseudoProperTime2 = -1;
1304 // Fill common AliVParticle interface information
1305 FillVarVParticle(pair, values);
1307 // Fill AliDielectronPair specific information
1308 const AliKFParticle &kfPair = pair->GetKFParticle();
1311 values[AliDielectronVarManager::kThetaHE] = 0.0;
1312 values[AliDielectronVarManager::kPhiHE] = 0.0;
1313 values[AliDielectronVarManager::kThetaSqHE] = 0.0;
1314 values[AliDielectronVarManager::kCos2PhiHE] = 0.0;
1315 values[AliDielectronVarManager::kCosTilPhiHE] = 0.0;
1317 values[AliDielectronVarManager::kThetaCS] = 0.0;
1318 values[AliDielectronVarManager::kPhiCS] = 0.0;
1319 values[AliDielectronVarManager::kThetaSqCS] = 0.0;
1320 values[AliDielectronVarManager::kCos2PhiCS] = 0.0;
1321 values[AliDielectronVarManager::kCosTilPhiCS] = 0.0;
1327 if(Req(kThetaHE) || Req(kPhiHE) || Req(kThetaCS) || Req(kPhiCS)) {
1328 pair->GetThetaPhiCM(thetaHE,phiHE,thetaCS,phiCS);
1330 values[AliDielectronVarManager::kThetaHE] = thetaHE;
1331 values[AliDielectronVarManager::kPhiHE] = phiHE;
1332 values[AliDielectronVarManager::kThetaSqHE] = thetaHE * thetaHE;
1333 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2.0*phiHE);
1334 values[AliDielectronVarManager::kCosTilPhiHE] = (thetaHE>0)?(TMath::Cos(phiHE-TMath::Pi()/4.)):(TMath::Cos(phiHE-3*TMath::Pi()/4.));
1335 values[AliDielectronVarManager::kThetaCS] = thetaCS;
1336 values[AliDielectronVarManager::kPhiCS] = phiCS;
1337 values[AliDielectronVarManager::kThetaSqCS] = thetaCS * thetaCS;
1338 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2.0*phiCS);
1339 values[AliDielectronVarManager::kCosTilPhiCS] = (thetaCS>0)?(TMath::Cos(phiCS-TMath::Pi()/4.)):(TMath::Cos(phiCS-3*TMath::Pi()/4.));
1342 if(Req(kChi2NDF)) values[AliDielectronVarManager::kChi2NDF] = kfPair.GetChi2()/kfPair.GetNDF();
1343 if(Req(kDecayLength)) values[AliDielectronVarManager::kDecayLength] = kfPair.GetDecayLength();
1344 if(Req(kR)) values[AliDielectronVarManager::kR] = kfPair.GetR();
1345 if(Req(kOpeningAngle)) values[AliDielectronVarManager::kOpeningAngle] = pair->OpeningAngle();
1346 if(Req(kCosPointingAngle)) values[AliDielectronVarManager::kCosPointingAngle] = fgEvent ? pair->GetCosPointingAngle(fgEvent->GetPrimaryVertex()) : -1;
1348 if(Req(kLegDist)) values[AliDielectronVarManager::kLegDist] = pair->DistanceDaughters();
1349 if(Req(kLegDistXY)) values[AliDielectronVarManager::kLegDistXY] = pair->DistanceDaughtersXY();
1350 if(Req(kDeltaEta)) values[AliDielectronVarManager::kDeltaEta] = pair->DeltaEta();
1351 if(Req(kDeltaPhi)) values[AliDielectronVarManager::kDeltaPhi] = pair->DeltaPhi();
1352 if(Req(kMerr)) values[AliDielectronVarManager::kMerr] = kfPair.GetErrMass()>1e-30&&kfPair.GetMass()>1e-30?kfPair.GetErrMass()/kfPair.GetMass():1000000;
1354 values[AliDielectronVarManager::kPairType] = pair->GetType();
1355 // Armenteros-Podolanski quantities
1356 if(Req(kArmAlpha)) values[AliDielectronVarManager::kArmAlpha] = pair->GetArmAlpha();
1357 if(Req(kArmPt)) values[AliDielectronVarManager::kArmPt] = pair->GetArmPt();
1359 if(Req(kPsiPair)) values[AliDielectronVarManager::kPsiPair] = fgEvent ? pair->PsiPair(fgEvent->GetMagneticField()) : -5;
1360 if(Req(kPhivPair)) values[AliDielectronVarManager::kPhivPair] = fgEvent ? pair->PhivPair(fgEvent->GetMagneticField()) : -5;
1361 if(Req(kPseudoProperTime) || Req(kPseudoProperTimeErr)) {
1362 values[AliDielectronVarManager::kPseudoProperTime] =
1363 fgEvent ? kfPair.GetPseudoProperDecayTime(*(fgEvent->GetPrimaryVertex()), TDatabasePDG::Instance()->GetParticle(443)->Mass(), &errPseudoProperTime2 ) : -1e10;
1364 // values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? pair->GetPseudoProperTime(fgEvent->GetPrimaryVertex()): -1e10;
1365 values[AliDielectronVarManager::kPseudoProperTimeErr] = (errPseudoProperTime2 > 0) ? TMath::Sqrt(errPseudoProperTime2) : -1e10;
1369 Double_t d0z0[2]={-999., -999.};
1370 if( (Req(kImpactParXY) || Req(kImpactParZ)) && fgEvent) pair->GetDCA(fgEvent->GetPrimaryVertex(), d0z0);
1371 values[AliDielectronVarManager::kImpactParXY] = d0z0[0];
1372 values[AliDielectronVarManager::kImpactParZ] = d0z0[1];
1375 if (!(pair->GetKFUsage())) {
1376 //if KF Pairing is not enabled, overwrite values that can be easily derived from legs
1377 //use the INDIVIDUAL KF particles as source, which should be a copy of the corresponding properties
1378 //the ESDtrack, the reference to the ESDtrack is not (always) accessible in Mixing, while KF
1379 //particles are copied in the Pair-Object
1380 static const Double_t mElectron = AliPID::ParticleMass(AliPID::kElectron); // MeV
1382 const AliKFParticle& fD1 = pair->GetKFFirstDaughter();
1383 const AliKFParticle& fD2 = pair->GetKFSecondDaughter();
1385 //Define local buffer variables for leg properties
1386 Double_t px1=-9999.,py1=-9999.,pz1=-9999.;
1387 Double_t px2=-9999.,py2=-9999.,pz2=-9999.;
1388 Double_t e1 =-9999.,e2 =-9999.;
1389 Double_t feta1=-9999.;//,fphi1=-9999.;
1390 Double_t feta2=-9999.;//,fphi2=-9999.;
1395 feta1 = fD1.GetEta();
1396 // fphi1 = fD1.GetPhi();
1401 feta2 = fD2.GetEta();
1402 // fphi2 = fD2.GetPhi();
1404 //Calculate Energy per particle by hand
1405 e1 = TMath::Sqrt(mElectron*mElectron+px1*px1+py1*py1+pz1*pz1);
1406 e2 = TMath::Sqrt(mElectron*mElectron+px2*px2+py2*py2+pz2*pz2);
1408 //Now Create TLorentzVector:
1409 TLorentzVector lv1,lv2;
1410 lv1.SetPxPyPzE(px1,py1,pz1,e1);
1411 lv2.SetPxPyPzE(px2,py2,pz2,e2);
1413 values[AliDielectronVarManager::kPx] = (lv1+lv2).Px();
1414 values[AliDielectronVarManager::kPy] = (lv1+lv2).Py();
1415 values[AliDielectronVarManager::kPz] = (lv1+lv2).Pz();
1417 values[AliDielectronVarManager::kPt] = (lv1+lv2).Pt();
1418 values[AliDielectronVarManager::kPtSq] = values[AliDielectronVarManager::kPt] * values[AliDielectronVarManager::kPt];
1420 values[AliDielectronVarManager::kP] = (lv1+lv2).P();
1422 //Not overwritten, could take event vertex in next iteration
1423 values[AliDielectronVarManager::kXv] = (lv1+lv2).X();
1424 values[AliDielectronVarManager::kYv] = (lv1+lv2).Y();
1425 values[AliDielectronVarManager::kZv] = (lv1+lv2).Z();
1427 values[AliDielectronVarManager::kE] = (lv1+lv2).E();
1430 values[AliDielectronVarManager::kM] = (lv1+lv2).M();
1432 values[AliDielectronVarManager::kOpeningAngle] = lv1.Angle(lv2.Vect());
1434 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>0. ? 1./values[AliDielectronVarManager::kPt] : -9999.);
1435 values[AliDielectronVarManager::kPhi] = (lv1+lv2).Phi()+TMath::Pi(); // change interval to [0,+2pi]
1436 values[AliDielectronVarManager::kEta] = (lv1+lv2).Eta();
1438 values[AliDielectronVarManager::kY] = (lv1+lv2).Rapidity();
1440 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1441 values[i]=fgData[i];
1443 // Fill AliDielectronPair specific information
1444 values[AliDielectronVarManager::kDeltaEta] = TMath::Abs(feta1 -feta2 );
1445 values[AliDielectronVarManager::kDeltaPhi] = lv1.DeltaPhi(lv2);
1446 values[AliDielectronVarManager::kPairType] = pair->GetType();
1449 //Also not overwritten, still coming from KF particle
1450 //where needed to be replaced by independent determination
1451 values[AliDielectronVarManager::kCharge] = 0.;
1452 values[AliDielectronVarManager::kPdgCode] = 0.;
1453 values[AliDielectronVarManager::kChi2NDF] = 0.;
1454 values[AliDielectronVarManager::kDecayLength] = 0.;
1455 values[AliDielectronVarManager::kR] = 0.;
1456 values[AliDielectronVarManager::kCosPointingAngle] = 0.;
1457 values[AliDielectronVarManager::kThetaHE] = 0.;
1458 values[AliDielectronVarManager::kPhiHE] = 0.;
1459 values[AliDielectronVarManager::kThetaSqHE] = 0.;
1460 values[AliDielectronVarManager::kCos2PhiHE] = 0.;
1461 values[AliDielectronVarManager::kCosTilPhiHE] = 0.;
1462 values[AliDielectronVarManager::kThetaCS] = 0.;
1463 values[AliDielectronVarManager::kPhiCS] = 0.;
1464 values[AliDielectronVarManager::kThetaSqCS] = 0.;
1465 values[AliDielectronVarManager::kCos2PhiCS] = 0.;
1466 values[AliDielectronVarManager::kCosTilPhiCS] = 0.;
1467 values[AliDielectronVarManager::kLegDist] = 0.;
1468 values[AliDielectronVarManager::kLegDistXY] = 0.;
1469 values[AliDielectronVarManager::kMerr] = 0.;
1470 values[AliDielectronVarManager::kPseudoProperTime] = 0.;
1471 values[AliDielectronVarManager::kPseudoProperTimeErr] = 0.;
1472 //Fill in Taku's PhiV?
1473 values[AliDielectronVarManager::kPsiPair] = 0.;
1477 //common, regardless of calculation method
1480 Double_t phi=values[AliDielectronVarManager::kPhi];
1481 if(Req(kCosPhiH2)) values[AliDielectronVarManager::kCosPhiH2] = TMath::Cos(2*phi);
1482 if(Req(kSinPhiH2)) values[AliDielectronVarManager::kSinPhiH2] = TMath::Sin(2*phi);
1484 // v2 with respect to VZERO-A event plane
1485 delta = phi - fgData[AliDielectronVarManager::kV0ArpH2];
1486 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1487 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1488 if(Req(kV0ArpH2FlowV2)) values[AliDielectronVarManager::kV0ArpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1489 if(Req(kDeltaPhiV0ArpH2)) values[AliDielectronVarManager::kDeltaPhiV0ArpH2] = delta;
1490 // v2 with respect to VZERO-C event plane
1491 delta = phi - fgData[AliDielectronVarManager::kV0CrpH2];
1492 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1493 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1494 if(Req(kV0CrpH2FlowV2)) values[AliDielectronVarManager::kV0CrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1495 if(Req(kDeltaPhiV0CrpH2)) values[AliDielectronVarManager::kDeltaPhiV0CrpH2] = delta;
1496 // v2 with respect to the combined VZERO-A and VZERO-C event plane
1497 delta = phi - fgData[AliDielectronVarManager::kV0ACrpH2];
1498 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1499 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1500 if(Req(kV0ACrpH2FlowV2)) values[AliDielectronVarManager::kV0ACrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1501 if(Req(kDeltaPhiV0ACrpH2)) values[AliDielectronVarManager::kDeltaPhiV0ACrpH2] = delta;
1504 // quantities using the values of AliEPSelectionTask
1505 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] = phi - values[AliDielectronVarManager::kv0ArpH2];
1506 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] = phi - values[AliDielectronVarManager::kv0CrpH2];
1507 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] = phi - values[AliDielectronVarManager::kv0ACrpH2];
1508 values[AliDielectronVarManager::kDeltaPhiTPCrpH2] = phi - values[AliDielectronVarManager::kTPCrpH2];
1509 values[AliDielectronVarManager::kv0ACrpH2FlowV2] = TMath::Cos( 2*(phi - values[AliDielectronVarManager::kv0ACrpH2]) );
1510 values[AliDielectronVarManager::kv0ArpH2FlowV2] = TMath::Cos( 2*(phi - values[AliDielectronVarManager::kv0ArpH2]) );
1511 values[AliDielectronVarManager::kv0CrpH2FlowV2] = TMath::Cos( 2*(phi - values[AliDielectronVarManager::kv0CrpH2]) );
1512 values[AliDielectronVarManager::kTPCrpH2FlowV2] = TMath::Cos( 2*(phi - values[AliDielectronVarManager::kTPCrpH2]) );
1513 values[AliDielectronVarManager::kTPCrpH2FlowV2Sin] = TMath::Sin( 2*(phi - values[AliDielectronVarManager::kTPCrpH2]) );
1516 // keep the interval [-pi,+pi]
1517 if ( values[kDeltaPhiv0ArpH2] > TMath::Pi() ) values[kDeltaPhiv0ArpH2] -= TMath::TwoPi();
1518 if ( values[kDeltaPhiv0CrpH2] > TMath::Pi() ) values[kDeltaPhiv0CrpH2] -= TMath::TwoPi();
1519 if ( values[kDeltaPhiv0ACrpH2] > TMath::Pi() ) values[kDeltaPhiv0ACrpH2] -= TMath::TwoPi();
1520 if ( values[kDeltaPhiTPCrpH2] > TMath::Pi() ) values[kDeltaPhiTPCrpH2] -= TMath::TwoPi();
1522 if ( values[kDeltaPhiv0ArpH2] < -1.*TMath::Pi() ) values[kDeltaPhiv0ArpH2] += TMath::TwoPi();
1523 if ( values[kDeltaPhiv0CrpH2] < -1.*TMath::Pi() ) values[kDeltaPhiv0CrpH2] += TMath::TwoPi();
1524 if ( values[kDeltaPhiv0ACrpH2] < -1.*TMath::Pi() ) values[kDeltaPhiv0ACrpH2] += TMath::TwoPi();
1525 if ( values[kDeltaPhiTPCrpH2] < -1.*TMath::Pi() ) values[kDeltaPhiTPCrpH2] += TMath::TwoPi();
1527 //calculate inner product of strong Mag and ee plane
1528 if(Req(kPairPlaneMagInPro)) values[AliDielectronVarManager::kPairPlaneMagInPro] = pair->PairPlaneMagInnerProduct(values[AliDielectronVarManager::kZDCACrpH1]);
1530 //Calculate the angle between electrons decay plane and variables 1-4
1531 if(Req(kPairPlaneAngle1A)) values[AliDielectronVarManager::kPairPlaneAngle1A] = pair->GetPairPlaneAngle(values[kv0ArpH2],1);
1532 if(Req(kPairPlaneAngle2A)) values[AliDielectronVarManager::kPairPlaneAngle2A] = pair->GetPairPlaneAngle(values[kv0ArpH2],2);
1533 if(Req(kPairPlaneAngle3A)) values[AliDielectronVarManager::kPairPlaneAngle3A] = pair->GetPairPlaneAngle(values[kv0ArpH2],3);
1534 if(Req(kPairPlaneAngle4A)) values[AliDielectronVarManager::kPairPlaneAngle4A] = pair->GetPairPlaneAngle(values[kv0ArpH2],4);
1536 if(Req(kPairPlaneAngle1C)) values[AliDielectronVarManager::kPairPlaneAngle1C] = pair->GetPairPlaneAngle(values[kv0CrpH2],1);
1537 if(Req(kPairPlaneAngle2C)) values[AliDielectronVarManager::kPairPlaneAngle2C] = pair->GetPairPlaneAngle(values[kv0CrpH2],2);
1538 if(Req(kPairPlaneAngle3C)) values[AliDielectronVarManager::kPairPlaneAngle3C] = pair->GetPairPlaneAngle(values[kv0CrpH2],3);
1539 if(Req(kPairPlaneAngle4C)) values[AliDielectronVarManager::kPairPlaneAngle4C] = pair->GetPairPlaneAngle(values[kv0CrpH2],4);
1541 if(Req(kPairPlaneAngle1AC)) values[AliDielectronVarManager::kPairPlaneAngle1AC] = pair->GetPairPlaneAngle(values[kv0ACrpH2],1);
1542 if(Req(kPairPlaneAngle2AC)) values[AliDielectronVarManager::kPairPlaneAngle2AC] = pair->GetPairPlaneAngle(values[kv0ACrpH2],2);
1543 if(Req(kPairPlaneAngle3AC)) values[AliDielectronVarManager::kPairPlaneAngle3AC] = pair->GetPairPlaneAngle(values[kv0ACrpH2],3);
1544 if(Req(kPairPlaneAngle4AC)) values[AliDielectronVarManager::kPairPlaneAngle4AC] = pair->GetPairPlaneAngle(values[kv0ACrpH2],4);
1546 //Random reaction plane
1547 values[AliDielectronVarManager::kRandomRP] = gRandom->Uniform(-TMath::Pi()/2.0,TMath::Pi()/2.0);
1548 //delta phi of pair fron random reaction plane
1549 values[AliDielectronVarManager::kDeltaPhiRandomRP] = phi - values[kRandomRP];
1550 // keep the interval [-pi,+pi]
1551 if ( values[AliDielectronVarManager::kDeltaPhiRandomRP] > TMath::Pi() )
1552 values[AliDielectronVarManager::kDeltaPhiRandomRP] -= TMath::TwoPi();
1554 if(Req(kPairPlaneAngle1Ran)) values[AliDielectronVarManager::kPairPlaneAngle1Ran]= pair->GetPairPlaneAngle(values[kRandomRP],1);
1555 if(Req(kPairPlaneAngle2Ran)) values[AliDielectronVarManager::kPairPlaneAngle2Ran]= pair->GetPairPlaneAngle(values[kRandomRP],2);
1556 if(Req(kPairPlaneAngle3Ran)) values[AliDielectronVarManager::kPairPlaneAngle3Ran]= pair->GetPairPlaneAngle(values[kRandomRP],3);
1557 if(Req(kPairPlaneAngle4Ran)) values[AliDielectronVarManager::kPairPlaneAngle4Ran]= pair->GetPairPlaneAngle(values[kRandomRP],4);
1561 AliDielectronMC *mc=AliDielectronMC::Instance();
1564 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -10.0e+10;
1565 Bool_t samemother = mc->HaveSameMother(pair);
1566 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(pair);
1567 values[AliDielectronVarManager::kHaveSameMother] = samemother ;
1569 // fill kPseudoProperTimeResolution
1570 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -1e10;
1571 // values[AliDielectronVarManager::kPseudoProperTimePull] = -1e10;
1572 if(samemother && fgEvent) {
1573 if(pair->GetFirstDaughterP()->GetLabel() > 0) {
1574 const AliVParticle *motherMC = 0x0;
1575 if(fgEvent->IsA() == AliESDEvent::Class()) motherMC = (AliMCParticle*)mc->GetMCTrackMother((AliESDtrack*)pair->GetFirstDaughterP());
1576 else if(fgEvent->IsA() == AliAODEvent::Class()) motherMC = (AliAODMCParticle*)mc->GetMCTrackMother((AliAODTrack*)pair->GetFirstDaughterP());
1577 Double_t vtxX, vtxY, vtxZ;
1578 if(motherMC && mc->GetPrimaryVertex(vtxX,vtxY,vtxZ)) {
1579 Int_t motherLbl = motherMC->GetLabel();
1580 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
1581 const Double_t lxyMC = ( (motherMC->Xv() - vtxX) * motherMC->Px() +
1582 (motherMC->Yv() - vtxY) * motherMC->Py() ) / motherMC->Pt();
1583 const Double_t pseudoMC = lxyMC * (TDatabasePDG::Instance()->GetParticle(443)->Mass())/motherMC->Pt();
1584 values[AliDielectronVarManager::kPseudoProperTimeResolution] = values[AliDielectronVarManager::kPseudoProperTime] - pseudoMC;
1585 if (errPseudoProperTime2 > 0)
1586 values[AliDielectronVarManager::kPseudoProperTimePull] = values[AliDielectronVarManager::kPseudoProperTimeResolution]/sqrt(errPseudoProperTime2);
1591 values[AliDielectronVarManager::kTRDpidEffPair] = 0.;
1592 if (fgTRDpidEff[0][0]){
1593 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1594 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1595 AliVParticle* leg1 = pair->GetFirstDaughterP();
1596 AliVParticle* leg2 = pair->GetSecondDaughterP();
1598 Fill(leg1, valuesLeg1);
1599 Fill(leg2, valuesLeg2);
1600 values[AliDielectronVarManager::kTRDpidEffPair] = valuesLeg1[AliDielectronVarManager::kTRDpidEffLeg]*valuesLeg2[AliDielectronVarManager::kTRDpidEffLeg];
1607 AliVParticle* leg1 = pair->GetFirstDaughterP();
1608 AliVParticle* leg2 = pair->GetSecondDaughterP();
1610 values[AliDielectronVarManager::kMomAsymDau1] = (values[AliDielectronVarManager::kP] != 0)? leg1->P() / values[AliDielectronVarManager::kP]: 0;
1612 values[AliDielectronVarManager::kMomAsymDau1] = -9999.;
1614 values[AliDielectronVarManager::kMomAsymDau2] = (values[AliDielectronVarManager::kP] != 0)? leg2->P() / values[AliDielectronVarManager::kP]: 0;
1616 values[AliDielectronVarManager::kMomAsymDau2] = -9999.;
1618 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1619 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1620 values[AliDielectronVarManager::kPairEff]=0.0;
1621 values[AliDielectronVarManager::kOneOverPairEff]=0.0;
1622 values[AliDielectronVarManager::kOneOverPairEffSq]=0.0;
1623 if (leg1 && leg2 && fgLegEffMap) {
1624 Fill(leg1, valuesLeg1);
1625 Fill(leg2, valuesLeg2);
1626 values[AliDielectronVarManager::kPairEff] = valuesLeg1[AliDielectronVarManager::kLegEff] *valuesLeg2[AliDielectronVarManager::kLegEff];
1628 else if(fgPairEffMap) {
1629 values[AliDielectronVarManager::kPairEff] = GetPairEff(values);
1631 if(fgLegEffMap || fgPairEffMap) {
1632 values[AliDielectronVarManager::kOneOverPairEff] = (values[AliDielectronVarManager::kPairEff]>0.0 ? 1./values[AliDielectronVarManager::kPairEff] : 1.0);
1633 values[AliDielectronVarManager::kOneOverPairEffSq] = (values[AliDielectronVarManager::kPairEff]>0.0 ? 1./values[AliDielectronVarManager::kPairEff]/values[AliDielectronVarManager::kPairEff] : 1.0);
1636 if(kRndmPair) values[AliDielectronVarManager::kRndmPair] = gRandom->Rndm();
1639 inline void AliDielectronVarManager::FillVarKFParticle(const AliKFParticle *particle, Double_t * const values)
1642 // Fill track information available in AliVParticle into an array
1644 values[AliDielectronVarManager::kPx] = particle->GetPx();
1645 values[AliDielectronVarManager::kPy] = particle->GetPy();
1646 values[AliDielectronVarManager::kPz] = particle->GetPz();
1647 values[AliDielectronVarManager::kPt] = particle->GetPt();
1648 values[AliDielectronVarManager::kPtSq] = particle->GetPt() * particle->GetPt();
1649 values[AliDielectronVarManager::kP] = particle->GetP();
1651 values[AliDielectronVarManager::kXv] = particle->GetX();
1652 values[AliDielectronVarManager::kYv] = particle->GetY();
1653 values[AliDielectronVarManager::kZv] = particle->GetZ();
1655 values[AliDielectronVarManager::kOneOverPt] = 0;
1656 values[AliDielectronVarManager::kPhi] = particle->GetPhi();
1657 values[AliDielectronVarManager::kTheta] = 0.;
1658 values[AliDielectronVarManager::kEta] = particle->GetEta();
1659 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.;
1661 values[AliDielectronVarManager::kE] = particle->GetE();
1662 values[AliDielectronVarManager::kM] = particle->GetMass();
1663 values[AliDielectronVarManager::kCharge] = particle->GetQ();
1665 values[AliDielectronVarManager::kNclsITS] = 0;
1666 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1667 values[AliDielectronVarManager::kNclsTPC] = 0;
1668 values[AliDielectronVarManager::kNclsSTPC] = 0;
1669 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1670 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1671 values[AliDielectronVarManager::kNFclsTPC] = 0;
1672 values[AliDielectronVarManager::kNclsTRD] = 0;
1673 values[AliDielectronVarManager::kTRDntracklets] = 0;
1674 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1675 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1676 values[AliDielectronVarManager::kTrackStatus] = 0;
1677 values[AliDielectronVarManager::kFilterBit] = 0;
1678 values[AliDielectronVarManager::kTRDprobEle] = 0;
1679 values[AliDielectronVarManager::kTRDprobPio] = 0;
1680 values[AliDielectronVarManager::kTPCsignalN] = 0;
1681 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1682 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1683 values[AliDielectronVarManager::kImpactParXY] = 0;
1684 values[AliDielectronVarManager::kImpactParZ] = 0;
1685 values[AliDielectronVarManager::kPIn] = 0;
1686 values[AliDielectronVarManager::kYsignedIn] = 0;
1687 values[AliDielectronVarManager::kTPCsignal] = 0;
1688 values[AliDielectronVarManager::kTOFsignal] = 0;
1689 values[AliDielectronVarManager::kTOFbeta] = 0;
1690 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
1691 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1692 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1693 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1694 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1695 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1696 values[AliDielectronVarManager::kITSclusterMap] = 0;
1698 values[AliDielectronVarManager::kPdgCode] = -1;
1699 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1700 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1701 values[AliDielectronVarManager::kHasCocktailMother]=0;
1702 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1704 // if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1705 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1706 values[i]=fgData[i];
1710 inline void AliDielectronVarManager::FillVarVEvent(const AliVEvent *event, Double_t * const values)
1713 // Fill event information available for histogramming into an array
1715 values[AliDielectronVarManager::kRunNumber] = event->GetRunNumber();
1716 if(fgCurrentRun!=event->GetRunNumber()) {
1717 if(fgVZEROCalibrationFile.Contains(".root")) InitVZEROCalibrationHistograms(event->GetRunNumber());
1718 if(fgVZERORecenteringFile.Contains(".root")) InitVZERORecenteringHistograms(event->GetRunNumber());
1719 if(fgZDCRecenteringFile.Contains(".root")) InitZDCRecenteringHistograms(event->GetRunNumber());
1720 fgCurrentRun=event->GetRunNumber();
1722 values[AliDielectronVarManager::kMixingBin]=0;
1724 const AliVVertex *primVtx = event->GetPrimaryVertex();
1726 values[AliDielectronVarManager::kXvPrim] = 0;
1727 values[AliDielectronVarManager::kYvPrim] = 0;
1728 values[AliDielectronVarManager::kZvPrim] = 0;
1729 values[AliDielectronVarManager::kNVtxContrib] = 0;
1730 // values[AliDielectronVarManager::kChi2NDF] = 0; //This is the pair value!!!
1732 values[AliDielectronVarManager::kNTrk] = 0;
1733 values[AliDielectronVarManager::kNVtxContrib] = 0;
1734 values[AliDielectronVarManager::kNacc] = 0;
1735 values[AliDielectronVarManager::kNaccTrcklts] = 0;
1736 values[AliDielectronVarManager::kNaccTrcklts0916] = 0;
1737 values[AliDielectronVarManager::kNevents] = 0; //always fill bin 0;
1738 values[AliDielectronVarManager::kRefMult] = 0;
1739 values[AliDielectronVarManager::kRefMultTPConly] = 0;
1742 // printf("prim vertex reco: %f \n",primVtx->GetX());
1743 values[AliDielectronVarManager::kXvPrim] = primVtx->GetX();
1744 values[AliDielectronVarManager::kYvPrim] = primVtx->GetY();
1745 values[AliDielectronVarManager::kZvPrim] = primVtx->GetZ();
1746 values[AliDielectronVarManager::kNVtxContrib] = primVtx->GetNContributors();
1748 // values[AliDielectronVarManager::kChi2NDF] = primVtx->GetChi2perNDF(); //this is the pair value
1750 // online and offline trigger maps
1751 values[AliDielectronVarManager::kTriggerInclONL] = event->GetTriggerMask();
1752 AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager();
1753 UInt_t maskOff = ((AliInputEventHandler*)man->GetInputEventHandler())->IsEventSelected();
1754 values[AliDielectronVarManager::kTriggerInclOFF] = maskOff;
1755 values[AliDielectronVarManager::kTriggerExclOFF] = -1;
1756 for(Int_t i=0; i<30; i++) { if(maskOff==BIT(i)) values[AliDielectronVarManager::kTriggerExclOFF]=i; }
1758 values[AliDielectronVarManager::kNTrk] = event->GetNumberOfTracks();
1759 if(Req(kNacc)) values[AliDielectronVarManager::kNacc] = AliDielectronHelper::GetNacc(event);
1760 if(Req(kMatchEffITSTPC)) values[AliDielectronVarManager::kMatchEffITSTPC] = AliDielectronHelper::GetITSTPCMatchEff(event);
1761 if(Req(kNaccTrcklts)) values[AliDielectronVarManager::kNaccTrcklts] = AliDielectronHelper::GetNaccTrcklts(event); // etaRange = 1.6 (default)
1762 if(Req(kNaccTrcklts0916)) values[AliDielectronVarManager::kNaccTrcklts0916] = AliDielectronHelper::GetNaccTrcklts(event,1.6)-AliDielectronHelper::GetNaccTrcklts(event,.9);
1763 // values[AliDielectronVarManager::kNaccTrcklts05] = AliDielectronHelper::GetNaccTrcklts(event, 0.5); // AODHeader::fRefMultComb05
1764 // values[AliDielectronVarManager::kNaccTrcklts10] = AliDielectronHelper::GetNaccTrcklts(event, 1.0);
1765 // values[AliDielectronVarManager::kNaccTrckltsCorr] = AliDielectronHelper::GetNaccTrckltsCorrected(event, values[AliDielectronVarManager::kNaccTrcklts], values[AliDielectronVarManager::kZvPrim]);
1768 Double_t ptMaxEv = -1., phiptMaxEv= -1.;
1769 if(Req(kMaxPt) || Req(kPhiMaxPt)) AliDielectronHelper::GetMaxPtAndPhi(event, ptMaxEv, phiptMaxEv);
1770 values[AliDielectronVarManager::kPhiMaxPt] = phiptMaxEv;
1771 values[AliDielectronVarManager::kMaxPt] = ptMaxEv;
1774 // event plane quantities from the AliEPSelectionTask
1775 for(Int_t ivar=AliDielectronVarManager::kv0ArpH2; ivar<=kv0C0v0C3DiffH2; ivar++) values[ivar] = 0.0; // v0 variables
1776 for(Int_t ivar=AliDielectronVarManager::kTPCxH2; ivar<=kTPCsub12DiffH2uc; ivar++) values[ivar] = 0.0; // tpc variables
1778 // ep angle interval [todo, fill]
1779 AliEventplane *ep = const_cast<AliVEvent*>(event)->GetEventplane();
1782 // TPC event plane quantities (uncorrected)
1783 TVector2 *qstd = ep->GetQVector(); // This is the "standard" Q-Vector for TPC
1784 TVector2 *qsub1 = ep->GetQsub1(); // random subevent plane
1785 TVector2 *qsub2 = ep->GetQsub2();
1786 if(qstd && qsub1 && qsub2) {
1787 values[AliDielectronVarManager::kTPCxH2uc] = qstd->X();
1788 values[AliDielectronVarManager::kTPCyH2uc] = qstd->Y();
1789 values[AliDielectronVarManager::kTPCmagH2uc] = qstd->Mod();
1790 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qstd->X())>1.0e-10) ? TMath::ATan2(qstd->Y(),qstd->X())/2.0 : 0.0);
1791 values[AliDielectronVarManager::kTPCsub1xH2uc] = qsub1->X();
1792 values[AliDielectronVarManager::kTPCsub1yH2uc] = qsub1->Y();
1793 values[AliDielectronVarManager::kTPCsub1rpH2uc] = ((TMath::Abs(qsub1->X())>1.0e-10) ? TMath::ATan2(qsub1->Y(),qsub1->X())/2.0 : 0.0);
1794 values[AliDielectronVarManager::kTPCsub2xH2uc] = qsub2->X();
1795 values[AliDielectronVarManager::kTPCsub2yH2uc] = qsub2->Y();
1796 values[AliDielectronVarManager::kTPCsub2rpH2uc] = ((TMath::Abs(qsub2->X())>1.0e-10) ? TMath::ATan2(qsub2->Y(),qsub2->X())/2.0 : 0.0);
1798 values[AliDielectronVarManager::kTPCsub12DiffH2uc] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2uc] -
1799 values[AliDielectronVarManager::kTPCsub2rpH2uc]) );
1802 // VZERO event plane
1804 Double_t qx = 0, qy = 0;
1805 ep->CalculateVZEROEventPlane(event,10, 2, qx, qy); qvec.Set(qx,qy);
1806 values[AliDielectronVarManager::kv0ACrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1807 values[AliDielectronVarManager::kv0ACxH2] = qvec.X();
1808 values[AliDielectronVarManager::kv0ACyH2] = qvec.Y();
1809 values[AliDielectronVarManager::kv0ACmagH2] = qvec.Mod();
1810 ep->CalculateVZEROEventPlane(event, 8, 2, qx, qy); qvec.Set(qx,qy);
1811 values[AliDielectronVarManager::kv0ArpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1812 values[AliDielectronVarManager::kv0AxH2] = qvec.X();
1813 values[AliDielectronVarManager::kv0AyH2] = qvec.Y();
1814 values[AliDielectronVarManager::kv0AmagH2] = qvec.Mod();
1815 ep->CalculateVZEROEventPlane(event, 9, 2, qx, qy); qvec.Set(qx,qy);
1816 values[AliDielectronVarManager::kv0CrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1817 values[AliDielectronVarManager::kv0CxH2] = qvec.X();
1818 values[AliDielectronVarManager::kv0CyH2] = qvec.Y();
1819 values[AliDielectronVarManager::kv0CmagH2] = qvec.Mod();
1820 ep->CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy); qvec.Set(qx,qy);
1821 values[AliDielectronVarManager::kv0C0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1822 ep->CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy); qvec.Set(qx,qy);
1823 values[AliDielectronVarManager::kv0C3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1824 ep->CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy); qvec.Set(qx,qy);
1825 values[AliDielectronVarManager::kv0A0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1826 ep->CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy); qvec.Set(qx,qy);
1827 values[AliDielectronVarManager::kv0A3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1830 // ESD VZERO information
1831 AliVVZERO* vzeroData = event->GetVZEROData();
1832 values[AliDielectronVarManager::kMultV0A] = 0.0;
1833 values[AliDielectronVarManager::kMultV0C] = 0.0;
1834 values[AliDielectronVarManager::kEqMultV0A] = 0.0;
1835 values[AliDielectronVarManager::kEqMultV0C] = 0.0;
1836 values[AliDielectronVarManager::kAdcV0A] = 0.0;
1837 values[AliDielectronVarManager::kAdcV0C] = 0.0;
1838 for(Int_t i=0; i<32; ++i) {
1839 values[AliDielectronVarManager::kVZEROchMult+i] = vzeroData->GetMultiplicity(i);
1840 values[AliDielectronVarManager::kVZEROchMult+32+i] = vzeroData->GetMultiplicity(i+32);
1841 //values[AliDielectronVarManager::kVZEROchMult+i] = event->GetVZEROEqMultiplicity(i);
1842 //values[AliDielectronVarManager::kVZEROchMult+32+i] = event->GetVZEROEqMultiplicity(i+32);
1843 values[AliDielectronVarManager::kMultV0A] += vzeroData->GetMultiplicityV0A(i);
1844 values[AliDielectronVarManager::kMultV0C] += vzeroData->GetMultiplicityV0C(i);
1845 values[AliDielectronVarManager::kEqMultV0A] += event->GetVZEROEqMultiplicity(i);
1846 values[AliDielectronVarManager::kEqMultV0C] += event->GetVZEROEqMultiplicity(i+32);
1847 //values[AliDielectronVarManager::kAdcV0A] += vzeroData->GetAdcV0A(i);
1848 //values[AliDielectronVarManager::kAdcV0C] += vzeroData->GetAdcV0C(i);
1850 values[AliDielectronVarManager::kMultV0] = values[AliDielectronVarManager::kMultV0A] + values[AliDielectronVarManager::kMultV0C];
1851 values[AliDielectronVarManager::kEqMultV0] = values[AliDielectronVarManager::kEqMultV0A] + values[AliDielectronVarManager::kEqMultV0C];
1852 values[AliDielectronVarManager::kAdcV0] = values[AliDielectronVarManager::kAdcV0A] + values[AliDielectronVarManager::kAdcV0C];
1853 // VZERO event plane quantities
1854 Double_t qvec[3]={0.0};
1855 GetVzeroRP(event, qvec,0); // V0-A
1856 values[AliDielectronVarManager::kV0AxH2] = qvec[0]; values[AliDielectronVarManager::kV0AyH2] = qvec[1];
1857 values[AliDielectronVarManager::kV0ArpH2] = qvec[2];
1858 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1859 GetVzeroRP(event, qvec,1); // V0-C
1860 values[AliDielectronVarManager::kV0CxH2] = qvec[0]; values[AliDielectronVarManager::kV0CyH2] = qvec[1];
1861 values[AliDielectronVarManager::kV0CrpH2] = qvec[2];
1862 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1863 GetVzeroRP(event, qvec,2); // V0-A and V0-C combined
1864 values[AliDielectronVarManager::kV0ACxH2] = qvec[0]; values[AliDielectronVarManager::kV0ACyH2] = qvec[1];
1865 values[AliDielectronVarManager::kV0ACrpH2] = qvec[2];
1866 // VZERO event plane resolution
1867 values[AliDielectronVarManager::kV0ArpResH2] = 1.0;
1868 values[AliDielectronVarManager::kV0CrpResH2] = 1.0;
1869 values[AliDielectronVarManager::kV0ACrpResH2] = 1.0;
1870 // Q vector components correlations
1871 values[AliDielectronVarManager::kV0XaXcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CxH2];
1872 values[AliDielectronVarManager::kV0XaYaH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0AyH2];
1873 values[AliDielectronVarManager::kV0XaYcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CyH2];
1874 values[AliDielectronVarManager::kV0YaXcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CxH2];
1875 values[AliDielectronVarManager::kV0YaYcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CyH2];
1876 values[AliDielectronVarManager::kV0XcYcH2] = values[AliDielectronVarManager::kV0CxH2]*values[AliDielectronVarManager::kV0CyH2];
1879 // event plane differences used for EP resolution calculation
1880 values[AliDielectronVarManager::kV0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1881 values[AliDielectronVarManager::kTPCrpH2]) );
1883 values[AliDielectronVarManager::kV0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0CrpH2] -
1884 values[AliDielectronVarManager::kTPCrpH2]) );
1886 values[AliDielectronVarManager::kV0AV0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1887 values[AliDielectronVarManager::kV0CrpH2]) );
1889 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1890 values[AliDielectronVarManager::kTPCrpH2]) );
1892 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1893 values[AliDielectronVarManager::kTPCrpH2]) );
1895 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1896 values[AliDielectronVarManager::kv0CrpH2]) );
1898 values[AliDielectronVarManager::kv0Av0C0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1899 values[AliDielectronVarManager::kv0C0rpH2]) );
1901 values[AliDielectronVarManager::kv0Av0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1902 values[AliDielectronVarManager::kv0C3rpH2]) );
1904 values[AliDielectronVarManager::kv0Cv0A0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1905 values[AliDielectronVarManager::kv0A0rpH2]) );
1907 values[AliDielectronVarManager::kv0Cv0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1908 values[AliDielectronVarManager::kv0A3rpH2]) );
1910 values[AliDielectronVarManager::kv0A0v0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0A0rpH2] -
1911 values[AliDielectronVarManager::kv0A3rpH2]) );
1913 values[AliDielectronVarManager::kv0C0v0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0C0rpH2] -
1914 values[AliDielectronVarManager::kv0C3rpH2]) );
1916 Double_t ZDCqvec[3][2] = {{999., 999.}, {999., 999.}, {999., 999.} };
1917 GetZDCRP(event, ZDCqvec);
1919 values[AliDielectronVarManager::kZDCArpH1] = TMath::ATan2(ZDCqvec[0][1], ZDCqvec[0][0]);
1920 values[AliDielectronVarManager::kZDCCrpH1] = TMath::ATan2(ZDCqvec[1][1], ZDCqvec[1][0]);
1921 values[AliDielectronVarManager::kZDCACrpH1] = TMath::ATan2(ZDCqvec[2][1], ZDCqvec[2][0]);
1923 if(TMath::Abs(ZDCqvec[0][0] - 999.) < 1e-10 || TMath::Abs(ZDCqvec[0][1] - 999.) < 1e-10 || TMath::Abs(ZDCqvec[1][0] - 999.) < 1e-10 || TMath::Abs(ZDCqvec[1][1] - 999.) < 1e-10){
1924 values[AliDielectronVarManager::kZDCArpH1] = 999;
1925 values[AliDielectronVarManager::kZDCCrpH1] = 999;
1926 values[AliDielectronVarManager::kZDCACrpH1] = 999;
1931 values[AliDielectronVarManager::kv0ZDCrpRes] = cos(2*(values[AliDielectronVarManager::kZDCArpH1] - values[AliDielectronVarManager::kv0ArpH2]));
1932 values[AliDielectronVarManager::kZDCrpResH1] = cos(values[AliDielectronVarManager::kZDCArpH1] - values[AliDielectronVarManager::kZDCCrpH1]);
1937 inline void AliDielectronVarManager::FillVarESDEvent(const AliESDEvent *event, Double_t * const values)
1940 // Fill event information available for histogramming into an array
1943 // Fill common AliVEvent interface information
1944 FillVarVEvent(event, values);
1946 Double_t centralityF=-1; Double_t centralitySPD=-1;
1947 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(event)->GetCentrality();
1948 if (esdCentrality) centralityF = esdCentrality->GetCentralityPercentile("V0M");
1949 if (esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
1951 // Fill AliESDEvent interface specific information
1952 const AliESDVertex *primVtx = event->GetPrimaryVertex();
1953 values[AliDielectronVarManager::kXRes] = primVtx->GetXRes();
1954 values[AliDielectronVarManager::kYRes] = primVtx->GetYRes();
1955 values[AliDielectronVarManager::kZRes] = primVtx->GetZRes();
1956 values[AliDielectronVarManager::kCentrality] = centralityF;
1957 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
1959 const AliESDVertex *vtxTPC = event->GetPrimaryVertexTPC();
1960 values[AliDielectronVarManager::kNVtxContribTPC] = (vtxTPC ? vtxTPC->GetNContributors() : 0);
1962 // Event multiplicity estimators
1963 Int_t nTrSPD05=0; Int_t nTrITSTPC05=0; Int_t nTrITSSA05=0;
1964 nTrSPD05 = AliESDtrackCuts::GetReferenceMultiplicity(event, AliESDtrackCuts::kTracklets, 0.5);
1965 nTrITSTPC05 = AliESDtrackCuts::GetReferenceMultiplicity(event, AliESDtrackCuts::kTrackletsITSTPC, 0.5);
1966 nTrITSSA05 = AliESDtrackCuts::GetReferenceMultiplicity(event, AliESDtrackCuts::kTrackletsITSSA, 0.5);
1967 values[AliDielectronVarManager::kNaccTrckltsEsd05] = nTrSPD05;
1968 values[AliDielectronVarManager::kNaccItsTpcEsd05] = nTrITSTPC05;
1969 values[AliDielectronVarManager::kNaccItsPureEsd05] = nTrITSSA05;
1970 values[AliDielectronVarManager::kNaccTrckltsEsd05Corr] =
1971 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD05),values[AliDielectronVarManager::kZvPrim],0);
1972 values[AliDielectronVarManager::kNaccItsTpcEsd05Corr] =
1973 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC05),values[AliDielectronVarManager::kZvPrim],3);
1974 values[AliDielectronVarManager::kNaccItsPureEsd05Corr] =
1975 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA05),values[AliDielectronVarManager::kZvPrim],6);
1977 Int_t nTrSPD10=0; Int_t nTrITSTPC10=0; Int_t nTrITSSA10=0;
1978 nTrSPD10 = AliESDtrackCuts::GetReferenceMultiplicity(event, AliESDtrackCuts::kTracklets, 1.0);
1979 nTrITSTPC10 = AliESDtrackCuts::GetReferenceMultiplicity(event, AliESDtrackCuts::kTrackletsITSTPC, 1.0);
1980 nTrITSSA10 = AliESDtrackCuts::GetReferenceMultiplicity(event, AliESDtrackCuts::kTrackletsITSSA, 1.0);
1981 values[AliDielectronVarManager::kNaccTrckltsEsd10] = nTrSPD10;
1982 values[AliDielectronVarManager::kNaccItsTpcEsd10] = nTrITSTPC10;
1983 values[AliDielectronVarManager::kNaccItsPureEsd10] = nTrITSSA10;
1984 values[AliDielectronVarManager::kNaccTrckltsEsd10Corr] =
1985 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD10),values[AliDielectronVarManager::kZvPrim],1);
1986 values[AliDielectronVarManager::kNaccItsTpcEsd10Corr] =
1987 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC10),values[AliDielectronVarManager::kZvPrim],4);
1988 values[AliDielectronVarManager::kNaccItsPureEsd10Corr] =
1989 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA10),values[AliDielectronVarManager::kZvPrim],7);
1991 Int_t nTrSPD16=0; Int_t nTrITSTPC16=0; Int_t nTrITSSA16=0;
1992 nTrSPD16 = AliESDtrackCuts::GetReferenceMultiplicity(event, AliESDtrackCuts::kTracklets, 1.6);
1993 nTrITSTPC16 = AliESDtrackCuts::GetReferenceMultiplicity(event, AliESDtrackCuts::kTrackletsITSTPC, 1.6);
1994 nTrITSSA16 = AliESDtrackCuts::GetReferenceMultiplicity(event, AliESDtrackCuts::kTrackletsITSSA, 1.6);
1995 values[AliDielectronVarManager::kNaccTrckltsEsd16] = nTrSPD16;
1996 values[AliDielectronVarManager::kNaccItsTpcEsd16] = nTrITSTPC16;
1997 values[AliDielectronVarManager::kNaccItsPureEsd16] = nTrITSSA16;
1998 values[AliDielectronVarManager::kNaccTrckltsEsd16Corr] =
1999 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD16),values[AliDielectronVarManager::kZvPrim],2);
2000 values[AliDielectronVarManager::kNaccItsTpcEsd16Corr] =
2001 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC16),values[AliDielectronVarManager::kZvPrim],5);
2002 values[AliDielectronVarManager::kNaccItsPureEsd16Corr] =
2003 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA16),values[AliDielectronVarManager::kZvPrim],8);
2007 inline void AliDielectronVarManager::FillVarAODEvent(const AliAODEvent *event, Double_t * const values)
2010 // Fill event information available for histogramming into an array
2013 // Fill common AliVEvent interface information
2014 FillVarVEvent(event, values);
2016 // Fill AliAODEvent interface specific information
2017 AliAODHeader *header = dynamic_cast<AliAODHeader*>(event->GetHeader());
2018 assert(header&&"Not a standard AOD");
2020 Double_t centralityF=-1; Double_t centralitySPD=-1;
2021 AliCentrality *aodCentrality = header->GetCentralityP();
2022 if (aodCentrality) centralityF = aodCentrality->GetCentralityPercentile("V0M");
2023 if (aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
2024 values[AliDielectronVarManager::kCentrality] = centralityF;
2025 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
2027 values[AliDielectronVarManager::kRefMult] = header->GetRefMultiplicity(); // similar to Ntrk
2028 values[AliDielectronVarManager::kRefMultTPConly] = header->GetTPConlyRefMultiplicity(); // similar to Nacc
2030 ///////////////////////////////////////////
2031 //////////// NANO AODs ////////////////////
2032 ///////////////////////////////////////////
2034 // (w/o AliCentrality branch), VOM centrality should be stored in the header
2035 if(!header->GetCentralityP())
2036 values[AliDielectronVarManager::kCentrality] = header->GetCentrality();
2037 // (w/o AliEventPlane branch) tpc event plane stuff stored in the header
2038 if(!header->GetEventplaneP()) {
2040 // values[AliDielectronVarManager::kNTrk] = header->GetRefMultiplicity(); // overwritten datamembers in "our" nanoAODs
2041 // values[AliDielectronVarManager::kNacc] = header->GetRefMultiplicityPos(); // overwritten datamembers in "our" nanoAODs
2045 qvec.Set(header->GetEventplaneQx(), header->GetEventplaneQy());
2046 values[AliDielectronVarManager::kTPCxH2uc] = qvec.X();
2047 values[AliDielectronVarManager::kTPCyH2uc] = qvec.Y();
2048 values[AliDielectronVarManager::kTPCmagH2uc] = qvec.Mod();
2049 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
2053 // get event plane corrections from the VZERO EP selection task
2054 AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager();
2055 AliVZEROEPSelectionTask *eptask = dynamic_cast<AliVZEROEPSelectionTask *>(man->GetTask("AliVZEROEPSelectionTask"));
2056 if(eptask) eptask->SetEventplaneParams(&ep2,centralityF);
2057 else printf("no VZERO event plane selection task added! \n");
2059 Double_t qx = 0, qy = 0;
2060 ep2.CalculateVZEROEventPlane(event,10, 2, qx, qy); qvec.Set(qx,qy);
2061 values[AliDielectronVarManager::kv0ACrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
2062 values[AliDielectronVarManager::kv0ACxH2] = qvec.X();
2063 values[AliDielectronVarManager::kv0ACyH2] = qvec.Y();
2064 values[AliDielectronVarManager::kv0ACmagH2] = qvec.Mod();
2065 ep2.CalculateVZEROEventPlane(event, 8, 2, qx, qy); qvec.Set(qx,qy);
2066 values[AliDielectronVarManager::kv0ArpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
2067 values[AliDielectronVarManager::kv0AxH2] = qvec.X();
2068 values[AliDielectronVarManager::kv0AyH2] = qvec.Y();
2069 values[AliDielectronVarManager::kv0AmagH2] = qvec.Mod();
2070 ep2.CalculateVZEROEventPlane(event, 9, 2, qx, qy); qvec.Set(qx,qy);
2071 values[AliDielectronVarManager::kv0CrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
2072 values[AliDielectronVarManager::kv0CxH2] = qvec.X();
2073 values[AliDielectronVarManager::kv0CyH2] = qvec.Y();
2074 values[AliDielectronVarManager::kv0CmagH2] = qvec.Mod();
2075 ep2.CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy); qvec.Set(qx,qy);
2076 values[AliDielectronVarManager::kv0C0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
2077 ep2.CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy); qvec.Set(qx,qy);
2078 values[AliDielectronVarManager::kv0C3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
2079 ep2.CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy); qvec.Set(qx,qy);
2080 values[AliDielectronVarManager::kv0A0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
2081 ep2.CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy); qvec.Set(qx,qy);
2082 values[AliDielectronVarManager::kv0A3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
2086 const AliAODVertex *vtxtpc = GetVertex(event, AliAODVertex::kMainTPC);
2087 values[AliDielectronVarManager::kNVtxContribTPC] = (vtxtpc ? vtxtpc->GetNContributors() : 0);
2091 inline void AliDielectronVarManager::FillVarMCEvent(const AliMCEvent *event, Double_t * const values)
2094 // Fill event information available for histogramming into an array
2097 // Fill common AliVEvent interface information
2098 // FillVarVEvent(event, values);
2099 const AliVVertex* vtx = event->GetPrimaryVertex();
2100 values[AliDielectronVarManager::kXvPrim] = (vtx ? vtx->GetX() : 0.0);
2101 values[AliDielectronVarManager::kYvPrim] = (vtx ? vtx->GetY() : 0.0);
2102 values[AliDielectronVarManager::kZvPrim] = (vtx ? vtx->GetZ() : 0.0);
2103 // Fill AliMCEvent interface specific information
2104 values[AliDielectronVarManager::kNch] = AliDielectronHelper::GetNch(event, 1.6);
2105 values[AliDielectronVarManager::kNch05] = AliDielectronHelper::GetNch(event, 0.5);
2106 values[AliDielectronVarManager::kNch10] = AliDielectronHelper::GetNch(event, 1.0);
2108 values[AliDielectronVarManager::kNumberOfJPsis] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11);
2109 values[AliDielectronVarManager::kNumberOfJPsisPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 1);
2110 values[AliDielectronVarManager::kNumberOfJPsisNPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 0);
2113 inline void AliDielectronVarManager::FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values)
2116 // Fill TPC event plane information after correction
2119 TVector2 *qcorr = const_cast<AliEventplane *>(evplane)->GetQVector(); // This is the "corrected" Q-Vector
2120 TVector2 *qcsub1 = const_cast<AliEventplane *>(evplane)->GetQsub1();
2121 TVector2 *qcsub2 = const_cast<AliEventplane *>(evplane)->GetQsub2();
2123 values[AliDielectronVarManager::kTPCxH2] = qcorr->X();
2124 values[AliDielectronVarManager::kTPCyH2] = qcorr->Y();
2125 values[AliDielectronVarManager::kTPCmagH2] = qcorr->Mod();
2126 values[AliDielectronVarManager::kTPCrpH2] = ((TMath::Abs(qcorr->X())>1.0e-10) ? TMath::ATan2(qcorr->Y(),qcorr->X())/2.0 : 0.0);
2128 values[AliDielectronVarManager::kCosTPCrpH2] = TMath::Cos( 2.* values[AliDielectronVarManager::kTPCrpH2] );
2129 values[AliDielectronVarManager::kSinTPCrpH2] = TMath::Sin( 2.* values[AliDielectronVarManager::kTPCrpH2] );
2131 // correlations for event plane resoultion
2132 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
2133 values[AliDielectronVarManager::kTPCrpH2]) );
2134 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
2135 values[AliDielectronVarManager::kTPCrpH2]) );
2136 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
2137 values[AliDielectronVarManager::kv0CrpH2]) );
2138 values[AliDielectronVarManager::kv0Av0C0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
2139 values[AliDielectronVarManager::kv0C0rpH2]) );
2140 values[AliDielectronVarManager::kv0Av0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
2141 values[AliDielectronVarManager::kv0C3rpH2]) );
2142 values[AliDielectronVarManager::kv0Cv0A0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
2143 values[AliDielectronVarManager::kv0A0rpH2]) );
2144 values[AliDielectronVarManager::kv0Cv0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
2145 values[AliDielectronVarManager::kv0A3rpH2]) );
2146 values[AliDielectronVarManager::kv0A0v0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0A0rpH2] -
2147 values[AliDielectronVarManager::kv0A3rpH2]) );
2148 values[AliDielectronVarManager::kv0C0v0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0C0rpH2] -
2149 values[AliDielectronVarManager::kv0C3rpH2]) );
2151 if(qcsub1 && qcsub2) {
2152 values[AliDielectronVarManager::kTPCsub1xH2] = qcsub1->X();
2153 values[AliDielectronVarManager::kTPCsub1yH2] = qcsub1->Y();
2154 values[AliDielectronVarManager::kTPCsub1rpH2] = ((TMath::Abs(qcsub1->X())>1.0e-10) ? TMath::ATan2(qcsub1->Y(),qcsub1->X())/2.0 : 0.0);
2156 values[AliDielectronVarManager::kTPCsub2xH2] = qcsub2->X();
2157 values[AliDielectronVarManager::kTPCsub2yH2] = qcsub2->Y();
2158 values[AliDielectronVarManager::kTPCsub2rpH2] = ((TMath::Abs(qcsub2->X())>1.0e-10) ? TMath::ATan2(qcsub2->Y(),qcsub2->X())/2.0 : 0.0);
2160 values[AliDielectronVarManager::kTPCsub12DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
2161 values[AliDielectronVarManager::kTPCsub2rpH2]) );
2162 values[AliDielectronVarManager::kTPCsub12DiffH2Sin] = TMath::Sin( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
2163 values[AliDielectronVarManager::kTPCsub2rpH2]) );
2168 inline void AliDielectronVarManager::InitESDpid(Int_t type)
2171 // initialize PID parameters
2172 // type=0 is simulation
2175 if (!fgPIDResponse) fgPIDResponse=new AliESDpid((Bool_t)(type==0));
2176 Double_t alephParameters[5];
2178 alephParameters[0] = 2.15898e+00/50.;
2179 alephParameters[1] = 1.75295e+01;
2180 alephParameters[2] = 3.40030e-09;
2181 alephParameters[3] = 1.96178e+00;
2182 alephParameters[4] = 3.91720e+00;
2183 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
2187 alephParameters[0] = 0.0283086/0.97;
2188 alephParameters[1] = 2.63394e+01;
2189 alephParameters[2] = 5.04114e-11;
2190 alephParameters[3] = 2.12543e+00;
2191 alephParameters[4] = 4.88663e+00;
2192 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
2193 fgPIDResponse->GetTPCResponse().SetMip(50.);
2196 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
2197 alephParameters[0],alephParameters[1],alephParameters[2],
2198 alephParameters[3],alephParameters[4]);
2200 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
2203 inline void AliDielectronVarManager::InitAODpidUtil(Int_t type)
2205 if (!fgPIDResponse) fgPIDResponse=new AliAODpidUtil;
2206 Double_t alephParameters[5];
2208 alephParameters[0] = 2.15898e+00/50.;
2209 alephParameters[1] = 1.75295e+01;
2210 alephParameters[2] = 3.40030e-09;
2211 alephParameters[3] = 1.96178e+00;
2212 alephParameters[4] = 3.91720e+00;
2213 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
2217 alephParameters[0] = 0.0283086/0.97;
2218 alephParameters[1] = 2.63394e+01;
2219 alephParameters[2] = 5.04114e-11;
2220 alephParameters[3] = 2.12543e+00;
2221 alephParameters[4] = 4.88663e+00;
2222 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
2223 fgPIDResponse->GetTPCResponse().SetMip(50.);
2226 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
2227 alephParameters[0],alephParameters[1],alephParameters[2],
2228 alephParameters[3],alephParameters[4]);
2230 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
2234 inline void AliDielectronVarManager::InitEstimatorAvg(const Char_t* filename)
2237 // initialize the profile histograms neccessary for the correction of the multiplicity estimators in pp collisions
2240 const Char_t* estimatorNames[9] = {"SPDmult05","SPDmult10","SPDmult16",
2241 "ITSTPC05", "ITSTPC10", "ITSTPC16",
2242 "ITSSA05", "ITSSA10", "ITSSA16"};
2243 const Char_t* periodNames[4] = {"LHC10b", "LHC10c", "LHC10d", "LHC10e"};
2244 TFile* file=TFile::Open(filename);
2247 for(Int_t ip=0; ip<4; ++ip) {
2248 for(Int_t ie=0; ie<9; ++ie) {
2249 fgMultEstimatorAvg[ip][ie] = (TProfile*)(file->Get(Form("%s_%s",estimatorNames[ie],periodNames[ip]))->Clone(Form("%s_%s_clone",estimatorNames[ie],periodNames[ip])));
2255 inline void AliDielectronVarManager::InitTRDpidEffHistograms(const Char_t* filename)
2258 // initialize the 3D histograms with the TRD pid efficiency histograms
2261 // reset the centrality ranges and the efficiency histograms
2262 for(Int_t i=0; i<10; ++i) { // centrality ranges
2263 for(Int_t j=0; j<4; ++j) fgTRDpidEffCentRanges[i][j] = -1.;
2264 if(fgTRDpidEff[i][0]) {
2265 delete fgTRDpidEff[i][0];
2266 fgTRDpidEff[i][0] = 0x0;
2268 if(fgTRDpidEff[i][1]) {
2269 delete fgTRDpidEff[i][1];
2270 fgTRDpidEff[i][1] = 0x0;
2274 TFile* file=TFile::Open(filename);
2275 TList* keys=file->GetListOfKeys();
2276 Int_t idxp=0; Int_t idxn=0;
2277 for(Int_t i=0; i<keys->GetEntries(); ++i) {
2278 if(idxp>=10) continue;
2279 if(idxn>=10) continue;
2280 TString name=((TKey*)keys->At(i))->ReadObj()->GetName();
2281 // Name of histograms should be in the format:
2282 // TRDeff<field>_cent_<centLow>_<centHigh>
2283 // <field> is either "BPLUS" or "BMINUS"
2284 if(!(name.Contains("BPLUS") || name.Contains("BMINUS"))) continue;
2285 TObjArray* arr = name.Tokenize("_");
2286 Bool_t isBplus = kTRUE;
2287 if(name.Contains("BMINUS")) isBplus = kFALSE;
2288 TString centMinStr = arr->At(2)->GetName();
2289 TString centMaxStr = arr->At(3)->GetName();
2292 fgTRDpidEffCentRanges[idxp][2] = centMinStr.Atof();
2293 fgTRDpidEffCentRanges[idxp][3] = centMaxStr.Atof();
2294 fgTRDpidEff[idxp][1] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
2298 fgTRDpidEffCentRanges[idxn][0] = centMinStr.Atof();
2299 fgTRDpidEffCentRanges[idxn][1] = centMaxStr.Atof();
2300 fgTRDpidEff[idxn][0] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
2306 inline Double_t AliDielectronVarManager::GetSingleLegEff(Double_t * const values) {
2308 // get the single leg efficiency for a given particle
2310 if(!fgLegEffMap) return -1.;
2312 if(fgLegEffMap->IsA()== THnBase::Class()) {
2313 THnBase *eff = static_cast<THnBase*>(fgLegEffMap);
2314 Int_t dim=eff->GetNdimensions();
2316 for(Int_t idim=0; idim<dim; idim++) {
2317 UInt_t var = GetValueType(eff->GetAxis(idim)->GetName());
2318 idx[idim] = eff->GetAxis(idim)->FindBin(values[var]);
2319 if(idx[idim] < 0 || idx[idim]>eff->GetAxis(idim)->GetNbins()) return 0.0;
2321 // printf(" bin content %f+-%f \n",eff->GetBinContent(idx), eff->GetBinError(idx));
2322 return (eff->GetBinContent(idx));
2327 inline Double_t AliDielectronVarManager::GetPairEff(Double_t * const values) {
2329 // get the pair efficiency for given pair kinematics
2331 if(!fgPairEffMap) return -1.;
2333 if(fgPairEffMap->IsA()== THnBase::Class()) {
2334 THnBase *eff = static_cast<THnBase*>(fgPairEffMap);
2335 Int_t dim=eff->GetNdimensions();
2337 for(Int_t idim=0; idim<dim; idim++) {
2338 UInt_t var = GetValueType(eff->GetAxis(idim)->GetName());
2339 idx[idim] = eff->GetAxis(idim)->FindBin(values[var]);
2340 if(idx[idim] < 0 || idx[idim]>eff->GetAxis(idim)->GetNbins()) return 0.0;
2342 // printf(" bin content %f+-%f \n",eff->GetBinContent(idx), eff->GetBinError(idx));
2343 return (eff->GetBinContent(idx));
2345 if(fgPairEffMap->IsA()== TSpline3::Class()) {
2346 TSpline3 *eff = static_cast<TSpline3*>(fgPairEffMap);
2347 if(!eff->GetHistogram()) { printf("no histogram added to the spline\n"); return -1.;}
2348 UInt_t var = GetValueType(eff->GetHistogram()->GetXaxis()->GetName());
2349 //printf(" bin content %f \n",eff->Eval(values[var]) );
2350 return (eff->Eval(values[var]));
2357 inline void AliDielectronVarManager::InitVZEROCalibrationHistograms(Int_t runNo) {
2359 // Initialize the VZERO channel-by-channel calibration histograms
2362 //initialize only once
2363 if(fgVZEROCalib[0]) return;
2365 for(Int_t i=0; i<64; ++i)
2366 if(fgVZEROCalib[i]) {
2367 delete fgVZEROCalib[i];
2368 fgVZEROCalib[i] = 0x0;
2371 TFile file(fgVZEROCalibrationFile.Data());
2373 for(Int_t i=0; i<64; ++i){
2374 fgVZEROCalib[i] = (TProfile2D*)(file.Get(Form("RUN%d_ch%d_VtxCent", runNo, i)));
2375 if (fgVZEROCalib[i]) fgVZEROCalib[i]->SetDirectory(0x0);
2380 inline void AliDielectronVarManager::InitVZERORecenteringHistograms(Int_t runNo) {
2382 // Initialize the VZERO event plane recentering histograms
2385 //initialize only once
2386 if(fgVZERORecentering[0][0]) return;
2388 for(Int_t i=0; i<2; ++i)
2389 for(Int_t j=0; j<2; ++j)
2390 if(fgVZERORecentering[i][j]) {
2391 delete fgVZERORecentering[i][j];
2392 fgVZERORecentering[i][j] = 0x0;
2395 TFile file(fgVZERORecenteringFile.Data());
2396 if (!file.IsOpen()) return;
2398 fgVZERORecentering[0][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxA_CentVtx", runNo)));
2399 fgVZERORecentering[0][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyA_CentVtx", runNo)));
2400 fgVZERORecentering[1][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxC_CentVtx", runNo)));
2401 fgVZERORecentering[1][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyC_CentVtx", runNo)));
2403 if (fgVZERORecentering[0][0]) fgVZERORecentering[0][0]->SetDirectory(0x0);
2404 if (fgVZERORecentering[0][1]) fgVZERORecentering[0][1]->SetDirectory(0x0);
2405 if (fgVZERORecentering[1][0]) fgVZERORecentering[1][0]->SetDirectory(0x0);
2406 if (fgVZERORecentering[1][1]) fgVZERORecentering[1][1]->SetDirectory(0x0);
2410 inline void AliDielectronVarManager::InitZDCRecenteringHistograms(Int_t runNo) {
2412 //initialize only once
2413 if(fgZDCRecentering[0][0]) return;
2415 for(Int_t i=0; i<2; ++i)
2416 for(Int_t j=0; j<2; ++j)
2417 if(fgZDCRecentering[i][j]) {
2418 delete fgZDCRecentering[i][j];
2419 fgZDCRecentering[i][j] = 0x0;
2422 TFile* file=TFile::Open(fgZDCRecenteringFile.Data());
2426 fgZDCRecentering[0][0] = (TProfile3D*)file->Get(Form("RUN%06d_QxA_Recent", runNo));
2427 fgZDCRecentering[0][1] = (TProfile3D*)file->Get(Form("RUN%06d_QyA_Recent", runNo));
2428 fgZDCRecentering[1][0] = (TProfile3D*)file->Get(Form("RUN%06d_QxC_Recent", runNo));
2429 fgZDCRecentering[1][1] = (TProfile3D*)file->Get(Form("RUN%06d_QyC_Recent", runNo));
2430 fgZDCRecentering[2][0] = (TProfile3D*)file->Get(Form("RUN%06d_QxAC_Recent", runNo));
2431 fgZDCRecentering[2][1] = (TProfile3D*)file->Get(Form("RUN%06d_QyAC_Recent", runNo));
2434 if (fgZDCRecentering[0][0]) fgZDCRecentering[0][0]->SetDirectory(0x0);
2435 if (fgZDCRecentering[0][1]) fgZDCRecentering[0][1]->SetDirectory(0x0);
2436 if (fgZDCRecentering[1][0]) fgZDCRecentering[1][0]->SetDirectory(0x0);
2437 if (fgZDCRecentering[1][1]) fgZDCRecentering[1][1]->SetDirectory(0x0);
2438 if (fgZDCRecentering[2][0]) fgZDCRecentering[2][0]->SetDirectory(0x0);
2439 if (fgZDCRecentering[2][1]) fgZDCRecentering[2][1]->SetDirectory(0x0);
2446 inline Double_t AliDielectronVarManager::GetTRDpidEfficiency(Int_t runNo, Double_t centrality,
2447 Double_t eta, Double_t trdPhi, Double_t pout,
2450 // return the efficiency in the given phase space cell
2452 // LHC10h data----------------------------------------------
2453 Bool_t isBplus = kTRUE;
2454 if(runNo<=138275) isBplus = kFALSE;
2455 // TODO: check magnetic polarity for runs in 2011 data
2456 // ---------------------------------------------------------
2458 for(Int_t icent=0; icent<10; ++icent) {
2460 if(centrality>=fgTRDpidEffCentRanges[icent][2] && centrality<fgTRDpidEffCentRanges[icent][3]) {
2466 if(centrality>=fgTRDpidEffCentRanges[icent][0] && centrality<fgTRDpidEffCentRanges[icent][1]) {
2473 if (centIdx<0) return 1;
2475 TH3D* effH = fgTRDpidEff[centIdx][(isBplus ? 1 : 0)];
2476 if(!effH) {effErr=0x0; return 1.0;}
2477 Int_t etaBin = effH->GetXaxis()->FindBin(eta);
2478 if(eta<effH->GetXaxis()->GetXmin()) etaBin=1;
2479 if(eta>effH->GetXaxis()->GetXmax()) etaBin=effH->GetXaxis()->GetNbins();
2480 Int_t phiBin = effH->GetYaxis()->FindBin(trdPhi);
2481 if(trdPhi<effH->GetYaxis()->GetXmin()) phiBin=1;
2482 if(trdPhi>effH->GetYaxis()->GetXmax()) phiBin=effH->GetYaxis()->GetNbins();
2483 Int_t poutBin = effH->GetZaxis()->FindBin(pout);
2484 if(pout<effH->GetZaxis()->GetXmin()) poutBin=1;
2485 if(pout>effH->GetZaxis()->GetXmax()) poutBin=effH->GetZaxis()->GetNbins();
2486 Double_t eff = effH->GetBinContent(etaBin, phiBin, poutBin);
2487 effErr = effH->GetBinError(etaBin, phiBin, poutBin);
2496 inline void AliDielectronVarManager::SetEvent(AliVEvent * const ev)
2500 if (fgKFVertex) delete fgKFVertex;
2503 if (ev->GetPrimaryVertex()) fgKFVertex=new AliKFVertex(*ev->GetPrimaryVertex());
2505 for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2506 AliDielectronVarManager::Fill(fgEvent, fgData);
2509 inline void AliDielectronVarManager::SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues])
2511 for (Int_t i=0; i<kNMaxValues;++i) fgData[i]=0.;
2512 for (Int_t i=kPairMax; i<kNMaxValues;++i) fgData[i]=data[i];
2516 inline Bool_t AliDielectronVarManager::GetDCA(const AliAODTrack *track, Double_t d0z0[2])
2518 if(track->TestBit(AliAODTrack::kIsDCA)){
2519 d0z0[0]=track->DCA();
2520 d0z0[1]=track->ZAtDCA();
2526 Double_t covd0z0[3];
2527 //AliAODTrack copy(*track);
2528 AliExternalTrackParam etp; etp.CopyFromVTrack(track);
2530 Float_t xstart = etp.GetX();
2534 //printf("This method can be used only for propagation inside the beam pipe \n");
2539 AliAODVertex *vtx =(AliAODVertex*)(fgEvent->GetPrimaryVertex());
2540 Double_t fBzkG = fgEvent->GetMagneticField(); // z componenent of field in kG
2541 ok = etp.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
2542 //ok = copy.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
2551 inline void AliDielectronVarManager::SetTPCEventPlane(AliEventplane *const evplane)
2554 fgTPCEventPlane = evplane;
2555 FillVarTPCEventPlane(evplane,fgData);
2556 // for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2557 // AliDielectronVarManager::Fill(fgEvent, fgData);
2561 //_________________________________________________________________
2562 inline void AliDielectronVarManager::GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption) {
2564 // Get the reaction plane from the VZERO detector for a given harmonic
2566 // sideOption = 0- V0A, 1- V0C, 2-both
2567 // Q{x,y} = SUM_i mult(i) * {cos(n*phi_i), sin(n*phi_i)}
2568 // phi_i - phi angle of the VZERO sector i
2569 // Each sector covers 45 degrees(8 sectors per ring). Middle of sector 0 is at 45/2
2574 // at the next ring continues the same
2576 // channel 9: 22.5 + 45
2578 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)
2579 const Double_t kY[8] = {0.38268, 0.92388, 0.92388, 0.38268, -0.38268, -0.92388, -0.92388, -0.38268}; // sines -- " --
2583 // get centrality and vertex for this event
2584 Double_t centralitySPD = -1; Double_t vtxZ = -999.;
2585 if(event->IsA() == AliESDEvent::Class()) {
2586 const AliESDEvent* esdEv = static_cast<const AliESDEvent*>(event);
2587 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(esdEv)->GetCentrality();
2588 if(esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
2590 if(event->IsA() == AliAODEvent::Class()) {
2591 const AliAODEvent* aodEv = static_cast<const AliAODEvent*>(event);
2592 AliAODHeader *header = dynamic_cast<AliAODHeader*>(aodEv->GetHeader());
2593 assert(header&&"Not a standard AOD");
2594 AliCentrality *aodCentrality = header->GetCentralityP();
2595 if(aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
2597 const AliVVertex *primVtx = event->GetPrimaryVertex();
2598 if(!primVtx) return;
2599 vtxZ = primVtx->GetZ();
2600 if(TMath::Abs(vtxZ)>10.) return;
2601 if(centralitySPD<0. || centralitySPD>80.) return;
2603 Int_t binCent = -1; Int_t binVtx = -1;
2604 if(fgVZEROCalib[0]) {
2605 binVtx = fgVZEROCalib[0]->GetXaxis()->FindBin(vtxZ);
2606 binCent = fgVZEROCalib[0]->GetYaxis()->FindBin(centralitySPD);
2609 AliVVZERO* vzero = event->GetVZEROData();
2610 Double_t average = 0.0;
2611 for(Int_t iChannel=0; iChannel<64; ++iChannel) {
2612 if(iChannel<32 && sideOption==0) continue;
2613 if(iChannel>=32 && sideOption==1) continue;
2615 mult = vzero->GetMultiplicity(iChannel);
2616 if(fgVZEROCalib[iChannel])
2617 average = fgVZEROCalib[iChannel]->GetBinContent(binVtx, binCent);
2618 if(average>1.0e-10 && mult>0.5)
2623 qvec[0] += mult*(2.0*TMath::Power(kX[phi],2.0)-1);
2624 qvec[1] += mult*(2.0*kX[phi]*kY[phi]);
2625 } // end loop over channels
2628 if(fgVZERORecentering[0][0]) {
2629 // printf("vzero: %p\n",fgVZERORecentering[0][0]);
2630 Int_t binCentRecenter = -1; Int_t binVtxRecenter = -1;
2631 binCentRecenter = fgVZERORecentering[0][0]->GetXaxis()->FindBin(centralitySPD);
2632 binVtxRecenter = fgVZERORecentering[0][0]->GetYaxis()->FindBin(vtxZ);
2633 if(sideOption==0) { // side A
2634 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2635 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2637 if(sideOption==1) { // side C
2638 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2639 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2641 if(sideOption==2) { // side A and C together
2642 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2643 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2644 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2645 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2649 // calculate the reaction plane
2650 if(TMath::Abs(qvec[0])>1.0e-10)
2651 qvec[2] = TMath::ATan2(qvec[1],qvec[0])/2.0;
2653 inline void AliDielectronVarManager::GetZDCRP(const AliVEvent* event, Double_t qvec[][2]) {
2656 // Get the reaction plane from the ZDC detector for first harmonic
2658 // Q{x,y} = SUM{ri(x,y)*Ei} / SUM{Ei}
2661 const Int_t nZDCSides = 2;
2662 const Int_t nZDCplanes = 3;
2663 const Int_t Aside = 0, Cside = 1, ACside = 2;
2664 const Int_t nZDCTowers = 4;// number of ZDCtowers
2665 const Double_t ZDCTowerCenters[nZDCTowers][2] = { {-1.75, -1.75}, { 1.75, -1.75},
2666 {-1.75, 1.75}, { 1.75, 1.75} };
2668 Double_t *ZDCTEnergy[nZDCSides]; //reco E in 5 ZDC sectors - high gain chain
2669 Double_t qvecNUM[nZDCplanes][2];
2670 Double_t qvecDEN[nZDCplanes];
2671 memset( qvecNUM, 0, sizeof(qvecNUM)); //format
2672 memset(qvecDEN, 0, sizeof(qvecDEN)); //format
2674 Double_t TPCRefMulti = 999, vtxX = 999, vtxY = 999;
2675 Int_t multiBin = 0, vtxXBin = 0, vtxYBin = 0;
2676 Double_t recentdim[3][3] = { { 50, 0, 2500}, //multiplicity nbin, min, max
2677 { 20, 0.04, 0.08}, // vertex x nbin, min, max
2678 { 20, 0.25, 0.29} }; // vertex y nbin, min, max
2680 if(!event->GetZDCData()) return;
2681 AliVZDC* aliZDC = event->GetZDCData();
2682 ZDCTEnergy[Aside] = (Double_t *)aliZDC -> GetZNATowerEnergy();
2683 ZDCTEnergy[Cside] = (Double_t *)aliZDC -> GetZNCTowerEnergy();
2685 for(int j = 0; j < nZDCSides ; j++){
2686 for(int k = 0; k < nZDCTowers ; k++){
2687 qvecNUM[j][0] += ZDCTowerCenters[k][0]*ZDCTEnergy[j][k+1]; // zdcQ += xE
2688 qvecNUM[j][1] += ZDCTowerCenters[k][1]*ZDCTEnergy[j][k+1]; // zdcQ += yE
2689 qvecDEN[j] += ZDCTEnergy[j][k+1]; // zdcQsum += E
2693 qvecNUM[j][0] = -qvecNUM[j][0];
2697 qvecNUM[j][0] = -qvecNUM[j][0];
2698 qvecNUM[j][1] = -qvecNUM[j][1];
2702 qvecNUM[ACside][0] += qvecNUM[j][0];
2703 qvecNUM[ACside][1] += qvecNUM[j][1];
2704 qvecDEN[ACside] += qvecDEN[j];
2708 for(int j = 0; j < nZDCplanes; j++){
2709 if(qvecDEN[j] != 0){
2710 qvec[j][0] = (qvecNUM[j][0] / qvecDEN[j]);
2711 qvec[j][1] = (qvecNUM[j][1] / qvecDEN[j]);
2713 else if(qvecDEN[j] == 0) {
2720 if(fgZDCRecentering[0][0]){
2721 const AliAODEvent* aodEv = static_cast<const AliAODEvent*>(event);
2722 AliAODHeader *header = dynamic_cast<AliAODHeader*>(aodEv->GetHeader());
2724 TPCRefMulti = header -> GetTPConlyRefMultiplicity();
2726 const AliVVertex *primVtx = event->GetPrimaryVertex();
2727 if(!primVtx) return;
2728 vtxX = primVtx->GetX();
2729 vtxY = primVtx->GetY();
2731 multiBin = (Int_t)((TPCRefMulti-recentdim[0][1])*recentdim[0][0] / (recentdim[0][2] - recentdim[0][1])) + 1;
2732 vtxXBin = (Int_t)((vtxX-recentdim[1][1])*recentdim[1][0] / (recentdim[1][2] - recentdim[1][1])) + 1;
2733 vtxYBin = (Int_t)((vtxY-recentdim[2][1])*recentdim[2][0] / (recentdim[2][2] - recentdim[2][1])) + 1;
2735 for(int j = 0; j < nZDCplanes; j++)
2736 if(qvecDEN[j] != 0){
2737 qvec[j][0] -= fgZDCRecentering[j][0] -> GetBinContent(multiBin, vtxXBin, vtxYBin);
2738 qvec[j][1] -= fgZDCRecentering[j][1] -> GetBinContent(multiBin, vtxXBin, vtxYBin);
2746 //______________________________________________________________________________
2747 inline AliAODVertex* AliDielectronVarManager::GetVertex(const AliAODEvent* event, AliAODVertex::AODVtx_t vtype) {
2749 Int_t nVertices=event->GetNumberOfVertices();
2750 for(Int_t iVert=0; iVert<nVertices; iVert++){
2751 AliAODVertex *v=event->GetVertex(iVert);
2752 // printf(" vtx %d contrib %d daughters %d \n ",v->GetType(),v->GetNContributors(), v->GetNDaughters());
2753 if(v->GetType()==vtype) return v;
2759 inline void AliDielectronVarManager::FillValues(const TParticle *particle, Double_t *values)
2762 // Fill track information available for histogramming into an array
2765 // Fill TParticle interface information
2766 values[AliDielectronVarManager::kPx] = particle->Px();
2767 values[AliDielectronVarManager::kPy] = particle->Py();
2768 values[AliDielectronVarManager::kPz] = particle->Pz();
2769 values[AliDielectronVarManager::kPt] = particle->Pt();
2770 values[AliDielectronVarManager::kP] = particle->P();
2772 values[AliDielectronVarManager::kXv] = particle->Vx();
2773 values[AliDielectronVarManager::kYv] = particle->Vy();
2774 values[AliDielectronVarManager::kZv] = particle->Vz();
2776 values[AliDielectronVarManager::kOneOverPt] = 1./particle->Pt();
2777 values[AliDielectronVarManager::kPhi] = particle->Phi();
2778 values[AliDielectronVarManager::kTheta] =
2779 values[AliDielectronVarManager::kEta] = particle->Eta();
2780 values[AliDielectronVarManager::kY] =
2782 values[AliDielectronVarManager::kE] = particle->Energy();
2783 values[AliDielectronVarManager::kM] = particle->GetMass();
2785 values[AliDielectronVarManager::kCharge] = particle->GetPDG()->Charge()/3; // uggly