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>
29 #include <TDatabasePDG.h>
34 #include <AliVEvent.h>
35 #include <AliESDEvent.h>
36 #include <AliAODEvent.h>
37 #include <AliMCEvent.h>
38 #include <AliVVertex.h>
39 #include <AliESDVertex.h>
40 #include <AliAODVertex.h>
41 #include <AliEventplane.h>
43 #include <AliESDVZERO.h>
44 #include <AliAODVZERO.h>
46 #include <AliVParticle.h>
47 #include <AliESDtrack.h>
48 #include <AliAODTrack.h>
49 #include <AliAODPid.h>
50 #include <AliKFParticle.h>
51 #include <AliKFVertex.h>
52 #include <AliMCParticle.h>
53 #include <AliAODMCParticle.h>
54 #include <AliVTrack.h> // ?
56 #include <AliExternalTrackParam.h>
57 #include <AliESDpid.h>
58 #include <AliCentrality.h>
59 #include <AliAODpidUtil.h>
61 #include <AliPIDResponse.h>
63 #include "AliDielectronPair.h"
64 #include "AliDielectronMC.h"
65 #include "AliDielectronPID.h"
66 #include "AliDielectronHelper.h"
68 #include "AliAnalysisManager.h"
69 #include "AliInputEventHandler.h"
70 #include "AliVZEROEPSelectionTask.h"
72 #include "AliAODMCHEader.h"
76 //________________________________________________________________
77 class AliDielectronVarManager : public TNamed {
81 // Particle specific variables
86 kPt, // transverse momentum
88 kXv, // vertex position in x
89 kYv, // vertex position in y
90 kZv, // vertex position in z
93 kTheta, // theta angle
94 kEta, // pseudo-rapidity
99 kNclsITS, // number of clusters assigned in the ITS
100 kITSchi2Cl, // chi2/cl in the ITS
101 kNclsTPC, // number of clusters assigned in the TPC
102 kNclsSTPC, // number of shared clusters assigned in the TPC
103 kNclsSFracTPC, // fraction of shared clusters assigned in the TPC
104 kNclsTPCiter1, // number of clusters assigned in the TPC after first iteration
105 kNFclsTPC, // number of findable clusters in the TPC
106 kNFclsTPCr, // number of findable clusters(crossed rows) in the TPC with more robust definition
107 kNFclsTPCrFrac, // number of found/findable clusters in the TPC with more robust definition
108 kNFclsTPCfCross, // fraction crossed rows/findable clusters in the TPC, as done in AliESDtrackCuts
109 kTPCsignalN, // number of points used for dEdx
110 kTPCsignalNfrac, // fraction of points used for dEdx / cluster used for tracking
111 kTPCchi2Cl, // chi2/cl in TPC
112 kTPCclsDiff, // TPC cluster difference
113 kTPCclsSegments, // TPC cluster segments
114 kTrackStatus, // track status bits
115 kFilterBit, // AOD filter bits
117 kNclsTRD, // number of clusters assigned in the TRD
118 kTRDntracklets, // number of TRD tracklets used for tracking/PID TODO: correct getter
119 kTRDpidQuality, // number of TRD tracklets used for PID
120 kTRDchi2, // chi2 in TRD
121 kTRDprobEle, // TRD electron pid probability
122 kTRDprobPio, // TRD electron pid probability
123 kTRDprob2DEle, // TRD electron pid probability 2D LQ
124 kTRDprob2DPio, // TRD electron pid probability 2D LQ
125 kTRDphi, // Phi angle of the track at the entrance of the TRD
126 kTRDpidEffLeg, // TRD pid efficiency from conversion electrons
127 kTRDsignal, // TRD signal
129 kImpactParXY, // Impact parameter in XY plane
130 kImpactParZ, // Impact parameter in Z
131 kTrackLength, // Track length
134 kPdgCode, // PDG code
136 kPdgCodeGrandMother, // PDG code of the grandmother
137 kHasCocktailMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
138 kHasCocktailGrandMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
139 kNumberOfDaughters, // number of daughters
140 kHaveSameMother, // check that particles have the same mother (MC)
141 kIsJpsiPrimary, // check if the particle is primary (MC)
142 kNumberOfJPsis, // number of generated inclusive jpsis per event (MC)
143 kNumberOfJPsisPrompt, // number of generated prompt jpsis per event (MC)
144 kNumberOfJPsisNPrompt, // number of generated non-prompt jpsis per event (MC)
146 kITSsignal, // ITS dE/dx signal
147 kITSsignalSSD1, // SSD1 dE/dx signal
148 kITSsignalSSD2, // SSD2 dE/dx signal
149 kITSsignalSDD1, // SDD1 dE/dx signal
150 kITSsignalSDD2, // SDD2 dE/dx signal
151 kITSclusterMap, // ITS cluster map
152 kITSLayerFirstCls, // No of innermost ITS layer with a cluster of a track
153 kITSnSigmaEle, // number of sigmas to the dE/dx electron line in the ITS
154 kITSnSigmaPio, // number of sigmas to the dE/dx pion line in the ITS
155 kITSnSigmaMuo, // number of sigmas to the dE/dx muon line in the ITS
156 kITSnSigmaKao, // number of sigmas to the dE/dx kaon line in the ITS
157 kITSnSigmaPro, // number of sigmas to the dE/dx proton line in the ITS
159 kPIn, // momentum at inner wall of TPC (if available), used for PID
160 kPOut, // momentum at outer wall of TPC, used for TRD studies
161 kYsignedIn, // signed local y at inner wall of TPC
162 kTPCsignal, // TPC dE/dx signal
164 kTOFsignal, // TOF signal
165 kTOFbeta, // TOF beta
166 kTOFPIDBit, // TOF PID bit (1:set, 0:TOF not available)a
167 kTOFmismProb, // and mismatchPorbability as explain in TOF-twiki
169 kTPCnSigmaEleRaw, // raw number of sigmas to the dE/dx electron line in the TPC
170 kTPCnSigmaEle, // number of sigmas to the dE/dx electron line in the TPC
171 kTPCnSigmaPio, // number of sigmas to the dE/dx pion line in the TPC
172 kTPCnSigmaMuo, // number of sigmas to the dE/dx muon line in the TPC
173 kTPCnSigmaKao, // number of sigmas to the dE/dx kaon line in the TPC
174 kTPCnSigmaPro, // number of sigmas to the dE/dx proton line in the TPC
176 kTOFnSigmaEle, // number of sigmas to the electron line in the TOF
177 kTOFnSigmaPio, // number of sigmas to the pion line in the TOF
178 kTOFnSigmaMuo, // number of sigmas to the muon line in the TOF
179 kTOFnSigmaKao, // number of sigmas to the kaon line in the TOF
180 kTOFnSigmaPro, // number of sigmas to the proton line in the TOF
182 kEMCALnSigmaEle, // number of sigmas to the proton line in the TOF
183 kEMCALEoverP, // E over P from EMCAL
184 kEMCALE, // E from EMCAL
185 kEMCALNCells, // NCells from EMCAL
186 kEMCALM02, // M02 showershape parameter
187 kEMCALM20, // M20 showershape parameter
188 kEMCALDispersion, // Dispersion paramter
190 kLegEff, // single electron efficiency
191 kOneOverLegEff, // 1 / single electron efficiency (correction factor)
192 kV0Index0, // v0 index 0
193 kKinkIndex0, // kink index 0
196 // TODO: kRNClusters ??
197 // AliDielectronPair specific variables
198 kChi2NDF = kParticleMax, // Chi^2/NDF
199 kDecayLength, // decay length
200 kR, // distance to the origin
201 kOpeningAngle, // opening angle
202 kCosPointingAngle, // cosine of the pointing angle
203 kArmAlpha, // Armenteros-Podolanski alpha
204 kArmPt, // Armenteros-Podolanski pt
205 // helicity picture: Z-axis is considered the direction of the mother's 3-momentum vector
206 kThetaHE, // theta in mother's rest frame in the helicity picture
207 kPhiHE, // phi in mother's rest frame in the helicity picture
208 kThetaSqHE, // squared value of kThetaHE
209 kCos2PhiHE, // Cosine of 2*phi in mother's rest frame in the helicity picture
210 kCosTilPhiHE, // Shifted phi depending on kThetaHE
211 // Collins-Soper picture: Z-axis is considered the direction of the vectorial difference between
212 // the 3-mom vectors of target and projectile beams
213 kThetaCS, // theta in mother's rest frame in Collins-Soper picture
214 kPhiCS, // phi in mother's rest frame in Collins-Soper picture
215 kThetaSqCS, // squared value of kThetaCS
216 kPsiPair, // phi in mother's rest frame in Collins-Soper picture
217 kPhivPair, // angle between ee plane and the magnetic field (can be useful for conversion rejection)
218 kPairPlaneAngle, // angle between ee plane and strong magnetic field
219 kRotPairx, //ee plane vector
220 kRotPairy, //ee plane vector
221 kRotPairz, //ee plane vector
222 kCos2PhiCS, // Cosine of 2*phi in mother's rest frame in the Collins-Soper picture
223 kCosTilPhiCS, // Shifted phi depending on kThetaCS
224 kCosPhiH2, // cosine of pair phi for 2nd harmonic
225 kSinPhiH2, // sinus of pair phi for 2nd harmonic
226 kDeltaPhiV0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
227 kDeltaPhiV0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
228 kDeltaPhiV0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A + V0-C
229 kV0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
230 kV0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
231 kV0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
232 kDeltaPhiv0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A (EPtask)
233 kDeltaPhiv0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
234 kDeltaPhiv0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-AC
235 kDeltaPhiTPCrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from TPC
236 kv0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A (EPtask)
237 kv0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
238 kv0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
239 kTPCrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from TPC
240 kTPCrpH2FlowV2Sin, // sinus of v2 coefficient with respect to the 2nd order reaction plane from TPC
242 kLegDist, // distance of the legs
243 kLegDistXY, // distance of the legs in XY
244 kDeltaEta, // Absolute value of Delta Eta for the legs
245 kDeltaPhi, // Absolute value of Delta Phi for the legs
246 kMerr, // error of mass calculation
247 kDCA, // distance of closest approach TODO: not implemented yet
248 kPairType, // type of the pair, like like sign ++ unlikesign ...
249 kPseudoProperTime, // pseudo proper time
250 kPseudoProperTimeErr, // pseudo proper time error
251 kPseudoProperTimeResolution, // resolution for pseudo proper decay time (reconstructed - MC truth)
252 kPseudoProperTimePull, // normalizd resolution for pseudo proper time = (reco - MC truth)/dReco
253 kTRDpidEffPair, // TRD pid efficieny from conversion electrons
254 kMomAsymDau1, // momentum fraction of daughter1
255 kMomAsymDau2, // momentum fraction of daughter2
256 kPairEff, // pair efficiency
257 kOneOverPairEff, // 1 / pair efficiency (correction factor)
258 kRndmPair, // radomly created number (used to apply special signal reduction cuts)
259 kPairs, // number of Ev1PM pair candidates after all cuts
261 // Event specific variables
262 kXvPrim=kPairMax, // prim vertex
263 kYvPrim, // prim vertex
264 kZvPrim, // prim vertex
265 kXRes, // primary vertex x-resolution
266 kYRes, // primary vertex y-resolution
267 kZRes, // primary vertex z-resolution
268 kPhiMaxPt, // phi angle of the track with maximum pt
269 kMaxPt, // track with maximum pt
271 //// v0 reaction plane quantities from AliEPSelectionTaks, angles interval [-pi/2,+pi/2]
272 kv0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
273 kv0CrpH2, // reaction plane
274 kv0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
275 kv0AxH2, // VZERO-A x-component of the Q vector for 2nd harmonic
276 kv0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
277 kv0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
278 kv0CyH2, // VZERO-C y-component of the Q vector for 2nd harmonic
279 kv0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
280 kv0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
281 kv0AmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
282 kv0CmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
283 kv0ACmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
284 kv0A0rpH2, // VZERO-A 1st ring reaction plane of the Q vector for 2nd harmonic
285 kv0A3rpH2, // VZERO-A last ring reaction plane of the Q vector for 2nd harmonic
286 kv0C0rpH2, // VZERO-C 1st ring reaction plane of the Q vector for 2nd harmonic
287 kv0C3rpH2, // VZERO-C last ring reaction plane of the Q vector for 2nd harmonic
288 kv0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
289 kv0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
290 kv0Av0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
291 kv0Av0C0DiffH2, // V0A-ring 0 ofV0C reaction plane difference for 2nd harmonic
292 kv0Av0C3DiffH2, // V0A-ring 3 ofV0C reaction plane difference for 2nd harmonic
293 kv0Cv0A0DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
294 kv0Cv0A3DiffH2, // V0C-ring 3 ofV0A reaction plane difference for 2nd harmonic
295 kv0A0v0A3DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
296 kv0C0v0C3DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
298 kMultV0A, // VZERO multiplicity and ADC amplitudes
305 // VZERO reaction plane quantities
306 kV0AxH2=kVZEROchMult+64, // VZERO-A x-component of the Q vector for 2nd harmonic
307 kV0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
308 kV0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
309 kV0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
310 kV0CyH2, // y-component
311 kV0CrpH2, // reaction plane
312 kV0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
313 kV0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
314 kV0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
315 kV0ArpResH2, // 2nd harmonic reaction plane resolution for V0A
317 kV0ACrpResH2, // V0A+V0C
318 kV0XaXcH2, // Correlation quantities to check V0 reaction plane quality
324 kV0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
325 kV0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
326 kV0AV0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
327 // TPC reaction plane quantities, angle interval [-pi/2,+pi/2]
328 kTPCxH2, // TPC x-component of the Q vector for 2nd harmonic (corrected)
329 kTPCyH2, // TPC y-component of the Q vector for 2nd harmonic (corrected)
330 kTPCmagH2, // TPC reaction plane the Q vectors magnitude for 2nd harmonic (corrected)
331 kTPCrpH2, // TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
332 kCosTPCrpH2, // cosine of TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
333 kSinTPCrpH2, // sinus of TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
334 kTPCsub1xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 1)
335 kTPCsub1yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 1)
336 kTPCsub1rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 1)
337 kTPCsub2xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 2)
338 kTPCsub2yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 2)
339 kTPCsub2rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 2)
340 kTPCsub12DiffH2, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic
341 kTPCsub12DiffH2Sin, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic, sinus term
343 kTPCxH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected)
344 kTPCyH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected)
345 kTPCmagH2uc, // TPC reaction plane the Q vectors magnitude for 2nd harmonic (uncorrected)
346 kTPCrpH2uc, // TPC reaction plane angle of the Q vector for 2nd harmonic (uncorrected)
347 kTPCsub1xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
348 kTPCsub1yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
349 kTPCsub1rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 1)
350 kTPCsub2xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
351 kTPCsub2yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
352 kTPCsub2rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 2)
353 kTPCsub12DiffH2uc, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic (uncorrected)
355 kNTrk, // number of tracks (or tracklets) TODO: ambiguous
356 kTracks, // track after all cuts
357 kNVtxContrib, // number of primary vertex contibutors
358 kNVtxContribTPC, // number of TPC vertex contibutors
359 kNacc, // Number of accepted tracks
360 kMatchEffITSTPC, // ruff estimate on the ITS-TPC matching efficiceny
361 kNaccTrcklts, // number of accepted SPD tracklets in |eta|<1.6
362 kNaccTrcklts0916, // number of accepted SPD tracklets in 0.9<|eta|<1.6
364 kNaccTrckltsEsd05, // number of accepted SPD tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
365 kNaccTrckltsEsd10, // number of accepted SPD tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
366 kNaccTrckltsEsd16, // number of accepted SPD tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
367 kNaccTrckltsEsd05Corr, //
368 kNaccTrckltsEsd10Corr, //
369 kNaccTrckltsEsd16Corr, //
370 kNaccItsTpcEsd05, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
371 kNaccItsTpcEsd10, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
372 kNaccItsTpcEsd16, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
373 kNaccItsTpcEsd05Corr, //
374 kNaccItsTpcEsd10Corr, //
375 kNaccItsTpcEsd16Corr, //
377 kNaccItsPureEsd05, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
378 kNaccItsPureEsd10, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
379 kNaccItsPureEsd16, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
380 kNaccItsPureEsd05Corr, //
381 kNaccItsPureEsd10Corr, //
382 kNaccItsPureEsd16Corr, //
383 kRefMult, // reference multiplicity (only in AODs) should be Ntrk w/o double counts
384 kRefMultTPConly, // TPC only Reference Multiplicty (AliESDtrackCuts::GetReferenceMultiplicity(&esd, kTRUE))
386 kNch, // MC true number of charged particles in |eta|<1.6
387 kNch05, // MC true number of charged particles in |eta|<0.5
388 kNch10, // MC true number of charged particles in |eta|<1.0
390 kCentrality, // event centrality fraction
391 kCentralitySPD, // centrality using SPD
392 kTriggerInclONL, // online trigger bits fired (inclusive)
393 kTriggerInclOFF, // offline trigger bits fired (inclusive)
394 kTriggerExclOFF, // offline only this trigger bit fired (exclusive)
395 kNevents, // event counter
396 kRunNumber, // run number
399 // TODO: (for A+A) ZDCEnergy, impact parameter, Iflag??
403 AliDielectronVarManager();
404 AliDielectronVarManager(const char* name, const char* title);
405 virtual ~AliDielectronVarManager();
406 static void Fill(const TObject* particle, Double_t * const values);
407 static void FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values);
408 static void FillVarVParticle(const AliVParticle *particle, Double_t * const values);
410 static void InitESDpid(Int_t type=0);
411 static void InitAODpidUtil(Int_t type=0);
412 static void InitEstimatorAvg(const Char_t* filename);
413 static void InitTRDpidEffHistograms(const Char_t* filename);
414 static void InitEffMap(const Char_t* filename);
415 static void SetVZEROCalibrationFile(const Char_t* filename) {fgVZEROCalibrationFile = filename;}
417 static void SetVZERORecenteringFile(const Char_t* filename) {fgVZERORecenteringFile = filename;}
418 static void SetPIDResponse(AliPIDResponse *pidResponse) {fgPIDResponse=pidResponse;}
419 static AliPIDResponse* GetPIDResponse() { return fgPIDResponse; }
420 static void SetEvent(AliVEvent * const ev);
421 static void SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues]);
422 static Bool_t GetDCA(const AliAODTrack *track, Double_t d0z0[2]);
423 static void SetTPCEventPlane(AliEventplane *const evplane);
424 static void GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption); // 0- V0A; 1- V0C; 2- V0A+V0C
425 static AliAODVertex* GetVertex(const AliAODEvent *event, AliAODVertex::AODVtx_t vtype);
427 static TProfile* GetEstimatorHistogram(Int_t period, Int_t type) {return fgMultEstimatorAvg[period][type];}
428 static Double_t GetTRDpidEfficiency(Int_t runNo, Double_t centrality, Double_t eta, Double_t trdPhi, Double_t pout, Double_t& effErr);
429 static Double_t GetSingleLegEff(Double_t * const values);
431 static const AliKFVertex* GetKFVertex() {return fgKFVertex;}
433 static const char* GetValueName(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][0]:""; }
434 static const char* GetValueLabel(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][1]:""; }
435 static const char* GetValueUnit(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][2]:""; }
436 static UInt_t GetValueType(const char* valname);
437 static const Double_t* GetData() {return fgData;}
438 static AliVEvent* GetCurrentEvent() {return fgEvent;}
440 static Double_t GetValue(ValueTypes var) {return fgData[var];}
441 static void SetValue(ValueTypes var, Double_t val) { fgData[var]=val; }
445 static const char* fgkParticleNames[kNMaxValues][3]; //variable names
448 static void FillVarESDtrack(const AliESDtrack *particle, Double_t * const values);
449 static void FillVarAODTrack(const AliAODTrack *particle, Double_t * const values);
450 static void FillVarMCParticle(const AliMCParticle *particle, Double_t * const values);
451 static void FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values);
452 static void FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values);
453 static void FillVarKFParticle(const AliKFParticle *pair, Double_t * const values);
455 static void FillVarVEvent(const AliVEvent *event, Double_t * const values);
456 static void FillVarESDEvent(const AliESDEvent *event, Double_t * const values);
457 static void FillVarAODEvent(const AliAODEvent *event, Double_t * const values);
458 static void FillVarMCEvent(const AliMCEvent *event, Double_t * const values);
459 static void FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values);
461 static void InitVZEROCalibrationHistograms(Int_t runNo);
462 static void InitVZERORecenteringHistograms(Int_t runNo);
464 static AliPIDResponse *fgPIDResponse; // PID response object
465 static AliVEvent *fgEvent; // current event pointer
466 static AliEventplane *fgTPCEventPlane; // current event tpc plane pointer
467 static AliKFVertex *fgKFVertex; // kf vertex
468 static TProfile *fgMultEstimatorAvg[4][9]; // multiplicity estimator averages (4 periods x 9 estimators)
469 static Double_t fgTRDpidEffCentRanges[10][4]; // centrality ranges for the TRD pid efficiency histograms
470 static TH3D *fgTRDpidEff[10][4]; // TRD pid efficiencies from conversion electrons
471 static THnBase *fgEffMap; // single electron efficiencies
472 static TString fgVZEROCalibrationFile; // file with VZERO channel-by-channel calibrations
473 static TString fgVZERORecenteringFile; // file with VZERO Q-vector averages needed for event plane recentering
474 static TProfile2D *fgVZEROCalib[64]; // 1 histogram per VZERO channel
475 static TProfile2D *fgVZERORecentering[2][2]; // 2 VZERO sides x 2 Q-vector components
476 static Int_t fgCurrentRun; // current run number
478 static Double_t fgData[kNMaxValues]; //! data
480 AliDielectronVarManager(const AliDielectronVarManager &c);
481 AliDielectronVarManager &operator=(const AliDielectronVarManager &c);
483 ClassDef(AliDielectronVarManager,1);
488 inline void AliDielectronVarManager::Fill(const TObject* object, Double_t * const values)
491 // Main function to fill all available variables according to the type of particle
494 if (object->IsA() == AliESDtrack::Class()) FillVarESDtrack(static_cast<const AliESDtrack*>(object), values);
495 else if (object->IsA() == AliAODTrack::Class()) FillVarAODTrack(static_cast<const AliAODTrack*>(object), values);
496 else if (object->IsA() == AliMCParticle::Class()) FillVarMCParticle(static_cast<const AliMCParticle*>(object), values);
497 else if (object->IsA() == AliAODMCParticle::Class()) FillVarAODMCParticle(static_cast<const AliAODMCParticle*>(object), values);
498 else if (object->IsA() == AliDielectronPair::Class()) FillVarDielectronPair(static_cast<const AliDielectronPair*>(object), values);
499 else if (object->IsA() == AliKFParticle::Class()) FillVarKFParticle(static_cast<const AliKFParticle*>(object),values);
500 // Main function to fill all available variables according to the type of event
502 else if (object->IsA() == AliVEvent::Class()) FillVarVEvent(static_cast<const AliVEvent*>(object), values);
503 else if (object->IsA() == AliESDEvent::Class()) FillVarESDEvent(static_cast<const AliESDEvent*>(object), values);
504 else if (object->IsA() == AliAODEvent::Class()) FillVarAODEvent(static_cast<const AliAODEvent*>(object), values);
505 else if (object->IsA() == AliMCEvent::Class()) FillVarMCEvent(static_cast<const AliMCEvent*>(object), values);
506 else if (object->IsA() == AliEventplane::Class()) FillVarTPCEventPlane(static_cast<const AliEventplane*>(object), values);
507 // else printf(Form("AliDielectronVarManager::Fill: Type %s is not supported by AliDielectronVarManager!", object->ClassName())); //TODO: implement without object needed
510 inline void AliDielectronVarManager::FillVarVParticle(const AliVParticle *particle, Double_t * const values)
513 // Fill track information available in AliVParticle into an array
515 values[AliDielectronVarManager::kPx] = particle->Px();
516 values[AliDielectronVarManager::kPy] = particle->Py();
517 values[AliDielectronVarManager::kPz] = particle->Pz();
518 values[AliDielectronVarManager::kPt] = particle->Pt();
519 values[AliDielectronVarManager::kP] = particle->P();
521 values[AliDielectronVarManager::kXv] = particle->Xv();
522 values[AliDielectronVarManager::kYv] = particle->Yv();
523 values[AliDielectronVarManager::kZv] = particle->Zv();
525 values[AliDielectronVarManager::kOneOverPt] = (particle->Pt()>1.0e-3 ? particle->OneOverPt() : 0.0);
526 values[AliDielectronVarManager::kPhi] = particle->Phi();
527 values[AliDielectronVarManager::kTheta] = particle->Theta();
528 values[AliDielectronVarManager::kEta] = particle->Eta();
529 values[AliDielectronVarManager::kY] = particle->Y();
531 values[AliDielectronVarManager::kE] = particle->E();
532 values[AliDielectronVarManager::kM] = particle->M();
533 values[AliDielectronVarManager::kCharge] = particle->Charge();
535 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
537 // if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
538 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
542 inline void AliDielectronVarManager::FillVarESDtrack(const AliESDtrack *particle, Double_t * const values)
545 // Fill track information available for histogramming into an array
548 // Fill common AliVParticle interface information
549 FillVarVParticle(particle, values);
551 AliESDtrack *esdTrack=0x0;
552 Double_t origdEdx=particle->GetTPCsignal();
554 // apply ETa correction, remove once this is in the tender
555 esdTrack=const_cast<AliESDtrack*>(particle);
556 if (!esdTrack) return;
557 esdTrack->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(esdTrack)/AliDielectronPID::GetCorrValdEdx(),esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
559 Double_t pidProbs[AliPID::kSPECIES];
560 // Fill AliESDtrack interface specific information
561 Double_t tpcNcls=particle->GetTPCNcls();
562 Double_t tpcNclsS = particle->GetTPCnclsS();
563 Double_t itsNcls=particle->GetNcls(0);
564 Double_t tpcSignalN=particle->GetTPCsignalN();
565 Double_t tpcClusFindable=particle->GetTPCNclsF();
566 values[AliDielectronVarManager::kNclsITS] = itsNcls; // TODO: get rid of the plain numbers
567 values[AliDielectronVarManager::kNclsTPC] = tpcNcls; // TODO: get rid of the plain numbers
568 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
569 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
570 values[AliDielectronVarManager::kNclsTPCiter1] = particle->GetTPCNclsIter1(); // TODO: get rid of the plain numbers
571 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
572 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
573 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
574 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
575 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
576 values[AliDielectronVarManager::kTPCsignalNfrac]= tpcNcls>0?tpcSignalN/tpcNcls:0;
577 values[AliDielectronVarManager::kNclsTRD] = particle->GetNcls(2); // TODO: get rid of the plain numbers
578 values[AliDielectronVarManager::kTRDntracklets] = particle->GetTRDntracklets(); // TODO: GetTRDtracklets/GetTRDntracklets?
579 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
580 values[AliDielectronVarManager::kTRDchi2] = particle->GetTRDchi2();
581 values[AliDielectronVarManager::kTRDsignal] = particle->GetTRDsignal();
582 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
583 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
584 const UChar_t threshold = 5;
585 TBits tpcClusterMap = particle->GetTPCClusterMap();
586 UChar_t n=0; UChar_t j=0;
587 for(UChar_t i=0; i<8; ++i) {
589 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
590 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
592 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
593 values[AliDielectronVarManager::kFilterBit] = 0;
595 values[AliDielectronVarManager::kTPCchi2Cl] = -1;
596 if (tpcNcls>0) values[AliDielectronVarManager::kTPCchi2Cl] = particle->GetTPCchi2() / tpcNcls;
597 values[AliDielectronVarManager::kITSchi2Cl] = -1;
598 if (itsNcls>0) values[AliDielectronVarManager::kITSchi2Cl] = particle->GetITSchi2() / itsNcls;
600 particle->GetTRDpid(pidProbs);
601 values[AliDielectronVarManager::kTRDprobEle] = pidProbs[AliPID::kElectron];
602 values[AliDielectronVarManager::kTRDprobPio] = pidProbs[AliPID::kPion];
604 values[AliDielectronVarManager::kV0Index0] = particle->GetV0Index(0);
605 values[AliDielectronVarManager::kKinkIndex0] = particle->GetKinkIndex(0);
607 Float_t impactParXY, impactParZ;
608 particle->GetImpactParameters(impactParXY, impactParZ);
609 values[AliDielectronVarManager::kImpactParXY] = impactParXY;
610 values[AliDielectronVarManager::kImpactParZ] = impactParZ;
613 values[AliDielectronVarManager::kPdgCode]=-1;
614 values[AliDielectronVarManager::kPdgCodeMother]=-1;
615 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
616 values[AliDielectronVarManager::kHasCocktailMother]=0;
617 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
619 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
621 AliDielectronMC *mc=AliDielectronMC::Instance();
623 if (mc->GetMCTrack(particle)) {
624 Int_t trkLbl = TMath::Abs(mc->GetMCTrack(particle)->GetLabel());
625 values[AliDielectronVarManager::kPdgCode] =mc->GetMCTrack(particle)->PdgCode();
626 values[AliDielectronVarManager::kHasCocktailMother] =mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
627 values[AliDielectronVarManager::kPdgCodeMother] =mc->GetMotherPDG(particle);
628 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
629 if(motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=mc->GetMotherPDG(motherMC);
631 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
635 values[AliDielectronVarManager::kITSsignal] = particle->GetITSsignal();
638 particle->GetITSdEdxSamples(itsdEdx);
640 values[AliDielectronVarManager::kITSsignalSSD1] = itsdEdx[0];
641 values[AliDielectronVarManager::kITSsignalSSD2] = itsdEdx[1];
642 values[AliDielectronVarManager::kITSsignalSDD1] = itsdEdx[2];
643 values[AliDielectronVarManager::kITSsignalSDD2] = itsdEdx[3];
644 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
645 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
647 for (Int_t iC=0; iC<6; iC++) {
648 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
649 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
655 values[AliDielectronVarManager::kTrackLength] = particle->GetIntegratedLength();
657 Double_t mom = particle->GetP();
658 const AliExternalTrackParam *in=particle->GetInnerParam();
659 Double_t ysignedIn=-100;
662 ysignedIn=particle->Charge()*in->GetY();
664 values[AliDielectronVarManager::kPIn]=mom;
665 values[AliDielectronVarManager::kYsignedIn]=ysignedIn;
666 const AliExternalTrackParam *out=particle->GetOuterParam();
667 if(out) values[AliDielectronVarManager::kPOut] = out->GetP();
668 else values[AliDielectronVarManager::kPOut] = mom;
670 Double_t localCoord[3]={0.0};
671 Bool_t localCoordGood = out->GetXYZAt(298.0, ((AliESDEvent*)fgEvent)->GetMagneticField(), localCoord);
672 values[AliDielectronVarManager::kTRDphi] = (localCoordGood && TMath::Abs(localCoord[0])>1.0e-6 && TMath::Abs(localCoord[1])>1.0e-6 ? TMath::ATan2(localCoord[1], localCoord[0]) : -999.);
674 if(mc->HasMC() && fgTRDpidEff[0][0]) {
675 Int_t runNo = (fgEvent ? fgEvent->GetRunNumber() : -1);
676 Float_t centrality=-1.0;
677 AliCentrality *esdCentrality = (fgEvent ? fgEvent->GetCentrality() : 0x0);
678 if(esdCentrality) centrality = esdCentrality->GetCentralityPercentile("V0M");
680 values[kTRDpidEffLeg] = GetTRDpidEfficiency(runNo, centrality, values[AliDielectronVarManager::kEta],
681 values[AliDielectronVarManager::kTRDphi],
682 values[AliDielectronVarManager::kPOut], effErr);
684 values[AliDielectronVarManager::kTPCsignal]=particle->GetTPCsignal();
686 values[AliDielectronVarManager::kTOFsignal]=particle->GetTOFsignal();
688 Double_t l = particle->GetIntegratedLength(); // cm
689 Double_t t = particle->GetTOFsignal();
690 Double_t t0 = fgPIDResponse->GetTOFResponse().GetTimeZero(); // ps
692 if( (l < 360. || l > 800.) || (t <= 0.) || (t0 >999990.0) ) {
693 values[AliDielectronVarManager::kTOFbeta]=0.0;
696 t -= t0; // subtract the T0
698 t *= 1e-12; //ps -> s
701 Float_t beta = v / TMath::C();
702 values[AliDielectronVarManager::kTOFbeta]=beta;
704 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
706 values[AliDielectronVarManager::kTOFmismProb] = fgPIDResponse->GetTOFMismatchProbability(particle);
708 // nsigma to Electron band
709 // TODO: for the moment we set the bethe bloch parameters manually
710 // this should be changed in future!
711 values[AliDielectronVarManager::kTPCnSigmaEleRaw]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
712 values[AliDielectronVarManager::kTPCnSigmaEle]=(fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCorrVal()-AliDielectronPID::GetCntrdCorr(particle)) / AliDielectronPID::GetWdthCorr(particle);
714 values[AliDielectronVarManager::kTPCnSigmaPio]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
715 values[AliDielectronVarManager::kTPCnSigmaMuo]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
716 values[AliDielectronVarManager::kTPCnSigmaKao]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
717 values[AliDielectronVarManager::kTPCnSigmaPro]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
719 values[AliDielectronVarManager::kITSnSigmaEle]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kElectron);
720 values[AliDielectronVarManager::kITSnSigmaPio]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kPion);
721 values[AliDielectronVarManager::kITSnSigmaMuo]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kMuon);
722 values[AliDielectronVarManager::kITSnSigmaKao]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kKaon);
723 values[AliDielectronVarManager::kITSnSigmaPro]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kProton);
725 values[AliDielectronVarManager::kTOFnSigmaEle]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
726 values[AliDielectronVarManager::kTOFnSigmaPio]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
727 values[AliDielectronVarManager::kTOFnSigmaMuo]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
728 values[AliDielectronVarManager::kTOFnSigmaKao]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
729 values[AliDielectronVarManager::kTOFnSigmaPro]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
731 //EMCAL PID information
733 Double_t showershape[4]={0.,0.,0.,0.};
734 // values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
735 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
736 values[AliDielectronVarManager::kEMCALEoverP] = eop;
737 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
738 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
739 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
740 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
741 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
743 values[AliDielectronVarManager::kLegEff] = GetSingleLegEff(values);
744 values[AliDielectronVarManager::kOneOverLegEff] = (values[AliDielectronVarManager::kLegEff]>0.0 ? 1./values[AliDielectronVarManager::kLegEff] : 0.0);
745 //restore TPC signal if it was changed
746 if (esdTrack) esdTrack->SetTPCsignal(origdEdx,esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
749 inline void AliDielectronVarManager::FillVarAODTrack(const AliAODTrack *particle, Double_t * const values)
752 // Fill track information available for histogramming into an array
755 // Fill common AliVParticle interface information
756 FillVarVParticle(particle, values);
757 Double_t tpcNcls=particle->GetTPCNcls();
759 //GetNclsS not present in AODtrack
760 //Replace with method as soon as available
761 TBits tpcSharedMap = particle->GetTPCSharedMap();
762 Double_t tpcNclsS= tpcSharedMap.CountBits(0)-tpcSharedMap.CountBits(159);
763 Double_t tpcClusFindable=particle->GetTPCNclsF();
765 // Reset AliESDtrack interface specific information
766 values[AliDielectronVarManager::kNclsITS] = particle->GetITSNcls();
767 values[AliDielectronVarManager::kITSchi2Cl] = -1;
768 values[AliDielectronVarManager::kNclsTPC] = tpcNcls;
769 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
770 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
771 values[AliDielectronVarManager::kNclsTPCiter1] = tpcNcls; // not really available in AOD
772 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
773 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
774 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
775 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
776 values[AliDielectronVarManager::kNclsTRD] = 0;
777 values[AliDielectronVarManager::kTRDntracklets] = 0;
778 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
779 values[AliDielectronVarManager::kTRDchi2] = (particle->GetTRDntrackletsPID()!=0.?particle->GetTRDchi2():-1);
780 values[AliDielectronVarManager::kTRDsignal] = particle->GetTRDsignal();
781 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
782 const UChar_t threshold = 5;
783 TBits tpcClusterMap = particle->GetTPCClusterMap();
784 UChar_t n=0; UChar_t j=0;
785 for(UChar_t i=0; i<8; ++i) {
787 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
788 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
791 values[AliDielectronVarManager::kTPCchi2Cl] = (tpcNcls>0)?particle->Chi2perNDF()*(tpcNcls-5)/tpcNcls:-1.; // it is stored as normalized to tpcNcls-5 (see AliAnalysisTaskESDfilter)
792 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
793 values[AliDielectronVarManager::kFilterBit] = (Double_t)particle->GetFilterMap();
796 //TODO: set correctly
797 values[AliDielectronVarManager::kTRDprobEle] = 0;
798 values[AliDielectronVarManager::kTRDprobPio] = 0;
800 values[AliDielectronVarManager::kTPCsignalN] = 0;
801 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
803 // Fill AliAODTrack interface information
807 if (particle->GetProdVertex()) {
808 v0Index = particle->GetProdVertex()->GetType()==AliAODVertex::kV0 ? 1 : 0;
809 kinkIndex = particle->GetProdVertex()->GetType()==AliAODVertex::kKink ? 1 : 0;
811 values[AliDielectronVarManager::kV0Index0] = v0Index;
812 values[AliDielectronVarManager::kKinkIndex0] = kinkIndex;
815 GetDCA(particle, d0z0);
816 values[AliDielectronVarManager::kImpactParXY] = d0z0[0];
817 values[AliDielectronVarManager::kImpactParZ] = d0z0[1];
819 values[AliDielectronVarManager::kPIn] = 0.;
820 values[AliDielectronVarManager::kTPCsignal] = 0.;
821 values[AliDielectronVarManager::kTPCsignalN] = -1.;
822 values[AliDielectronVarManager::kTPCsignalNfrac] = -1.;
823 values[AliDielectronVarManager::kTPCclsDiff] = -999.;
825 values[AliDielectronVarManager::kTOFsignal]=0;
826 //values[AliDielectronVarManager::kTOFbeta]=0;
828 values[AliDielectronVarManager::kTPCnSigmaEleRaw]=0;
829 values[AliDielectronVarManager::kTPCnSigmaEle]=0;
830 values[AliDielectronVarManager::kTPCnSigmaPio]=0;
831 values[AliDielectronVarManager::kTPCnSigmaMuo]=0;
832 values[AliDielectronVarManager::kTPCnSigmaKao]=0;
833 values[AliDielectronVarManager::kTPCnSigmaPro]=0;
835 values[AliDielectronVarManager::kTOFnSigmaEle]=0;
836 values[AliDielectronVarManager::kTOFnSigmaPio]=0;
837 values[AliDielectronVarManager::kTOFnSigmaMuo]=0;
838 values[AliDielectronVarManager::kTOFnSigmaKao]=0;
839 values[AliDielectronVarManager::kTOFnSigmaPro]=0;
841 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
842 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
843 for (Int_t iC=0; iC<6; iC++) {
844 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
845 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
850 AliAODPid *pid=const_cast<AliAODPid*>(particle->GetDetPid());
852 Double_t origdEdx=pid->GetTPCsignal();
854 pid->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(particle)/AliDielectronPID::GetCorrValdEdx());
856 Double_t mom =pid->GetTPCmomentum();
857 Double_t tpcSignalN=pid->GetTPCsignalN();
858 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
859 values[AliDielectronVarManager::kTPCsignalNfrac] = tpcNcls>0?tpcSignalN/tpcNcls:0;
860 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
861 Double_t tpcNsigmaEle=(fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCntrdCorr(particle))/AliDielectronPID::GetWdthCorr(particle);
862 Double_t tpcNsigmaPio=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
863 Double_t tpcNsigmaMuo=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
864 Double_t tpcNsigmaKao=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
865 Double_t tpcNsigmaPro=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
867 values[AliDielectronVarManager::kPIn]=mom;
868 values[AliDielectronVarManager::kTPCsignal]=pid->GetTPCsignal();
869 values[AliDielectronVarManager::kTPCnSigmaEleRaw]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
870 values[AliDielectronVarManager::kTPCnSigmaEle]=tpcNsigmaEle;
871 values[AliDielectronVarManager::kTPCnSigmaPio]=tpcNsigmaPio;
872 values[AliDielectronVarManager::kTPCnSigmaMuo]=tpcNsigmaMuo;
873 values[AliDielectronVarManager::kTPCnSigmaKao]=tpcNsigmaKao;
874 values[AliDielectronVarManager::kTPCnSigmaPro]=tpcNsigmaPro;
876 Double_t prob[AliPID::kSPECIES];
877 fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob);
878 values[AliDielectronVarManager::kTRDprobEle] = prob[AliPID::kElectron];
879 values[AliDielectronVarManager::kTRDprobPio] = prob[AliPID::kPion];
880 // fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob, AliTRDPIDResponse::kLQ2D);
881 values[AliDielectronVarManager::kTRDprob2DEle] = prob[AliPID::kElectron];
882 values[AliDielectronVarManager::kTRDprob2DPio] = prob[AliPID::kPion];
884 values[AliDielectronVarManager::kTOFsignal]=pid->GetTOFsignal();
886 particle->GetIntegratedTimes(expt); // ps
887 Double_t l = TMath::C()* expt[0]*1e-12; // m
888 Double_t t = pid->GetTOFsignal(); // ps start time subtracted (until v5-02-Rev09)
889 AliTOFHeader* tofH=0x0; // from v5-02-Rev10 on subtract the start time
890 if(fgEvent) tofH = (AliTOFHeader*)fgEvent->GetTOFHeader();
891 if(tofH) t -= fgPIDResponse->GetTOFResponse().GetStartTime(particle->P()); // ps
893 if( (l < 360.e-2 || l > 800.e-2) || (t <= 0.) ) {
894 values[AliDielectronVarManager::kTOFbeta] =0;
897 t *= 1e-12; //ps -> s
900 Float_t beta = v / TMath::C();
901 values[AliDielectronVarManager::kTOFbeta]=beta;
904 Double_t tofNsigmaEle=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
905 Double_t tofNsigmaPio=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
906 Double_t tofNsigmaMuo=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
907 Double_t tofNsigmaKao=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
908 Double_t tofNsigmaPro=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
910 values[AliDielectronVarManager::kTOFnSigmaEle]=tofNsigmaEle;
911 values[AliDielectronVarManager::kTOFnSigmaPio]=tofNsigmaPio;
912 values[AliDielectronVarManager::kTOFnSigmaMuo]=tofNsigmaMuo;
913 values[AliDielectronVarManager::kTOFnSigmaKao]=tofNsigmaKao;
914 values[AliDielectronVarManager::kTOFnSigmaPro]=tofNsigmaPro;
916 values[AliDielectronVarManager::kTOFmismProb] = fgPIDResponse->GetTOFMismatchProbability(particle);
918 pid->SetTPCsignal(origdEdx);
921 //EMCAL PID information
923 Double_t showershape[4]={0.,0.,0.,0.};
924 // values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
925 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
926 values[AliDielectronVarManager::kEMCALEoverP] = eop;
927 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
928 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
929 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
930 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
931 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
933 values[AliDielectronVarManager::kPdgCode]=-1;
934 values[AliDielectronVarManager::kPdgCodeMother]=-1;
935 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
936 values[AliDielectronVarManager::kHasCocktailMother]=0;
937 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
939 values[AliDielectronVarManager::kNumberOfDaughters]=-1;
941 AliDielectronMC *mc=AliDielectronMC::Instance();
943 if (mc->GetMCTrack(particle)) {
944 Int_t trkLbl = TMath::Abs(mc->GetMCTrack(particle)->GetLabel());
945 values[AliDielectronVarManager::kPdgCode] =mc->GetMCTrack(particle)->PdgCode();
946 values[AliDielectronVarManager::kHasCocktailMother] =mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
947 values[AliDielectronVarManager::kPdgCodeMother] =mc->GetMotherPDG(particle);
948 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
949 if(motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=mc->GetMotherPDG(motherMC);
951 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
954 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
955 values[AliDielectronVarManager::kLegEff] = GetSingleLegEff(values);
956 values[AliDielectronVarManager::kOneOverLegEff] = (values[AliDielectronVarManager::kLegEff]>0.0 ? 1./values[AliDielectronVarManager::kLegEff] : 0.0);
960 inline void AliDielectronVarManager::FillVarMCParticle(const AliMCParticle *particle, Double_t * const values)
963 // Fill track information available for histogramming into an array
966 values[AliDielectronVarManager::kNclsITS] = 0;
967 values[AliDielectronVarManager::kITSchi2Cl] = 0;
968 values[AliDielectronVarManager::kNclsTPC] = 0;
969 values[AliDielectronVarManager::kNclsSTPC] = 0;
970 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
971 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
972 values[AliDielectronVarManager::kNFclsTPC] = 0;
973 values[AliDielectronVarManager::kNFclsTPCr] = 0;
974 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
975 values[AliDielectronVarManager::kNclsTRD] = 0;
976 values[AliDielectronVarManager::kTRDntracklets] = 0;
977 values[AliDielectronVarManager::kTRDpidQuality] = 0;
978 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
979 values[AliDielectronVarManager::kTrackStatus] = 0;
980 values[AliDielectronVarManager::kFilterBit] = 0;
981 values[AliDielectronVarManager::kTRDprobEle] = 0;
982 values[AliDielectronVarManager::kTRDprobPio] = 0;
983 values[AliDielectronVarManager::kTPCsignalN] = 0;
984 values[AliDielectronVarManager::kTPCclsDiff] = 0;
985 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
986 values[AliDielectronVarManager::kImpactParXY] = 0;
987 values[AliDielectronVarManager::kImpactParZ] = 0;
988 values[AliDielectronVarManager::kPIn] = 0;
989 values[AliDielectronVarManager::kYsignedIn] = 0;
990 values[AliDielectronVarManager::kTPCsignal] = 0;
991 values[AliDielectronVarManager::kTOFsignal] = 0;
992 values[AliDielectronVarManager::kTOFbeta] = 0;
993 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
994 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
995 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
996 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
997 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
998 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
999 values[AliDielectronVarManager::kITSclusterMap] = 0;
1001 values[AliDielectronVarManager::kPdgCode] = -1;
1002 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1003 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1004 values[AliDielectronVarManager::kHasCocktailMother]=0;
1005 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1007 // Fill common AliVParticle interface information
1008 FillVarVParticle(particle, values);
1010 // Fill AliMCParticle interface specific information
1011 AliDielectronMC *mc=AliDielectronMC::Instance();
1012 Int_t trkLbl = TMath::Abs(particle->GetLabel());
1013 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1014 values[AliDielectronVarManager::kHasCocktailMother] = mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
1015 values[AliDielectronVarManager::kPdgCodeMother] = mc->GetMotherPDG(particle);
1016 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
1017 if(motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=mc->GetMotherPDG(motherMC);
1020 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
1021 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
1025 inline void AliDielectronVarManager::FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values) {
1027 // fill 2 track information starting from MC legs
1030 values[AliDielectronVarManager::kNclsITS] = 0;
1031 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1032 values[AliDielectronVarManager::kNclsTPC] = 0;
1033 values[AliDielectronVarManager::kNclsSTPC] = 0;
1034 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1035 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1036 values[AliDielectronVarManager::kNFclsTPC] = 0;
1037 values[AliDielectronVarManager::kNFclsTPCr] = 0;
1038 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
1039 values[AliDielectronVarManager::kNclsTRD] = 0;
1040 values[AliDielectronVarManager::kTRDntracklets] = 0;
1041 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1042 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1043 values[AliDielectronVarManager::kTrackStatus] = 0;
1044 values[AliDielectronVarManager::kFilterBit] = 0;
1045 values[AliDielectronVarManager::kTRDprobEle] = 0;
1046 values[AliDielectronVarManager::kTRDprobPio] = 0;
1047 values[AliDielectronVarManager::kTPCsignalN] = 0;
1048 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1049 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
1050 values[AliDielectronVarManager::kImpactParXY] = 0;
1051 values[AliDielectronVarManager::kImpactParZ] = 0;
1052 values[AliDielectronVarManager::kPIn] = 0;
1053 values[AliDielectronVarManager::kYsignedIn] = 0;
1054 values[AliDielectronVarManager::kTPCsignal] = 0;
1055 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
1056 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1057 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1058 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1059 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1060 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1061 values[AliDielectronVarManager::kITSclusterMap] = 0;
1063 values[AliDielectronVarManager::kPdgCode] = -1;
1064 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1065 values[AliDielectronVarManager::kHasCocktailMother]=0;
1067 AliDielectronMC *mc=AliDielectronMC::Instance();
1068 AliVParticle* mother=0x0;
1069 Int_t mLabel1 = mc->GetMothersLabel(p1->GetLabel());
1070 Int_t mLabel2 = mc->GetMothersLabel(p2->GetLabel());
1071 if(mLabel1==mLabel2)
1072 mother = mc->GetMCTrackFromMCEvent(mLabel1);
1074 values[AliDielectronVarManager::kPseudoProperTime] = -2e10;
1075 if(mother) { // same mother
1076 FillVarVParticle(mother, values);
1077 Double_t vtxX, vtxY, vtxZ;
1078 mc->GetPrimaryVertex(vtxX,vtxY,vtxZ);
1079 Double_t lxy = ((mother->Xv()- vtxX) * mother->Px() +
1080 (mother->Yv()- vtxY) * mother->Py() )/mother->Pt();
1081 values[AliDielectronVarManager::kPseudoProperTime] = lxy*(TDatabasePDG::Instance()->GetParticle(443)->Mass())/mother->Pt();
1083 // AliVParticle part
1084 values[AliDielectronVarManager::kPx] = p1->Px()+p2->Px();
1085 values[AliDielectronVarManager::kPy] = p1->Py()+p2->Py();
1086 values[AliDielectronVarManager::kPz] = p1->Pz()+p2->Pz();
1087 values[AliDielectronVarManager::kPt] = TMath::Sqrt(values[AliDielectronVarManager::kPx]*
1088 values[AliDielectronVarManager::kPx]+
1089 values[AliDielectronVarManager::kPy]*
1090 values[AliDielectronVarManager::kPy]);
1091 values[AliDielectronVarManager::kP] = TMath::Sqrt(values[AliDielectronVarManager::kPt]*
1092 values[AliDielectronVarManager::kPt]+
1093 values[AliDielectronVarManager::kPz]*
1094 values[AliDielectronVarManager::kPz]);
1096 values[AliDielectronVarManager::kXv] = 0;
1097 values[AliDielectronVarManager::kYv] = 0;
1098 values[AliDielectronVarManager::kZv] = 0;
1100 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>1.0e-6 ? 1.0/values[AliDielectronVarManager::kPt] : 0.0);
1101 values[AliDielectronVarManager::kPhi] = TMath::ATan2(values[AliDielectronVarManager::kPy],values[AliDielectronVarManager::kPx]);
1102 values[AliDielectronVarManager::kTheta] = TMath::ATan2(values[AliDielectronVarManager::kPt],values[AliDielectronVarManager::kPz]);
1103 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.);
1104 values[AliDielectronVarManager::kE] = p1->E()+p2->E();
1105 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.);
1106 values[AliDielectronVarManager::kCharge] = p1->Charge()+p2->Charge();
1108 values[AliDielectronVarManager::kM] = p1->M()*p1->M()+p2->M()*p2->M()+
1109 2.0*(p1->E()*p2->E()-p1->Px()*p2->Px()-p1->Py()*p2->Py()-p1->Pz()*p2->Pz());
1110 values[AliDielectronVarManager::kM] = (values[AliDielectronVarManager::kM]>1.0e-8 ? TMath::Sqrt(values[AliDielectronVarManager::kM]) : -1.0);
1112 if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1114 values[AliDielectronVarManager::kThetaHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kTRUE);
1115 values[AliDielectronVarManager::kPhiHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kFALSE);
1116 values[AliDielectronVarManager::kThetaSqHE] = values[AliDielectronVarManager::kThetaHE] * values[AliDielectronVarManager::kThetaHE];
1117 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2*values[AliDielectronVarManager::kPhiHE]);
1118 values[AliDielectronVarManager::kThetaCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kTRUE);
1119 values[AliDielectronVarManager::kPhiCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kFALSE);
1120 values[AliDielectronVarManager::kThetaSqCS] = values[AliDielectronVarManager::kThetaCS] * values[AliDielectronVarManager::kThetaCS];
1121 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2*values[AliDielectronVarManager::kPhiCS]);
1122 values[AliDielectronVarManager::kCosTilPhiHE] = (values[AliDielectronVarManager::kThetaHE]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-3*TMath::Pi()/4.));
1123 values[AliDielectronVarManager::kCosTilPhiCS] = (values[AliDielectronVarManager::kThetaCS]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-3*TMath::Pi()/4.));
1127 inline void AliDielectronVarManager::FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values)
1130 // Fill track information available for histogramming into an array
1133 values[AliDielectronVarManager::kNclsITS] = 0;
1134 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1135 values[AliDielectronVarManager::kNclsTPC] = 0;
1136 values[AliDielectronVarManager::kNclsSTPC] = 0;
1137 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1138 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1139 values[AliDielectronVarManager::kNFclsTPC] = 0;
1140 values[AliDielectronVarManager::kNclsTRD] = 0;
1141 values[AliDielectronVarManager::kTRDntracklets] = 0;
1142 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1143 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1144 values[AliDielectronVarManager::kTrackStatus] = 0;
1145 values[AliDielectronVarManager::kFilterBit] = 0;
1146 values[AliDielectronVarManager::kTRDprobEle] = 0;
1147 values[AliDielectronVarManager::kTRDprobPio] = 0;
1148 values[AliDielectronVarManager::kTPCsignalN] = 0;
1149 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1150 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1151 values[AliDielectronVarManager::kImpactParXY] = 0;
1152 values[AliDielectronVarManager::kImpactParZ] = 0;
1153 values[AliDielectronVarManager::kPIn] = 0;
1154 values[AliDielectronVarManager::kYsignedIn] = 0;
1155 values[AliDielectronVarManager::kTPCsignal] = 0;
1156 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
1157 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1158 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1159 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1160 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1161 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1162 values[AliDielectronVarManager::kITSclusterMap] = 0;
1164 values[AliDielectronVarManager::kPdgCode] = -1;
1165 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1166 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1167 values[AliDielectronVarManager::kHasCocktailMother]=0;
1168 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1170 // Fill common AliVParticle interface information
1171 FillVarVParticle(particle, values);
1173 // Fill AliAODMCParticle interface specific information
1174 AliDielectronMC *mc=AliDielectronMC::Instance();
1175 Int_t trkLbl = TMath::Abs(particle->GetLabel());
1176 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1177 values[AliDielectronVarManager::kHasCocktailMother] = mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
1178 values[AliDielectronVarManager::kPdgCodeMother] = mc->GetMotherPDG(particle);
1179 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
1180 if(motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=mc->GetMotherPDG(motherMC);
1182 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
1183 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
1185 // using AODMCHEader information
1186 AliAODMCHeader *mcHeader = (AliAODMCHeader*)fgEvent->FindListObject(AliAODMCHeader::StdBranchName());
1188 values[AliDielectronVarManager::kImpactParZ] = mcHeader->GetVtxZ()-particle->Zv();
1189 values[AliDielectronVarManager::kImpactParXY] = TMath::Sqrt(TMath::Power(mcHeader->GetVtxX()-particle->Xv(),2) +
1190 TMath::Power(mcHeader->GetVtxY()-particle->Yv(),2));
1195 inline void AliDielectronVarManager::FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values)
1198 // Fill pair information available for histogramming into an array
1201 values[AliDielectronVarManager::kPdgCode]=-1;
1202 values[AliDielectronVarManager::kPdgCodeMother]=-1;
1203 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1204 values[AliDielectronVarManager::kHasCocktailMother]=0;
1205 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1207 Double_t errPseudoProperTime2 = -1;
1208 // Fill common AliVParticle interface information
1209 FillVarVParticle(pair, values);
1211 // Fill AliDielectronPair specific information
1212 const AliKFParticle &kfPair = pair->GetKFParticle();
1219 pair->GetThetaPhiCM(thetaHE,phiHE,thetaCS,phiCS);
1221 values[AliDielectronVarManager::kChi2NDF] = kfPair.GetChi2()/kfPair.GetNDF();
1222 values[AliDielectronVarManager::kDecayLength] = kfPair.GetDecayLength();
1223 values[AliDielectronVarManager::kR] = kfPair.GetR();
1224 values[AliDielectronVarManager::kOpeningAngle] = pair->OpeningAngle();
1225 values[AliDielectronVarManager::kCosPointingAngle] = fgEvent ? pair->GetCosPointingAngle(fgEvent->GetPrimaryVertex()) : -1;
1226 values[AliDielectronVarManager::kThetaHE] = thetaHE;
1227 values[AliDielectronVarManager::kPhiHE] = phiHE;
1228 values[AliDielectronVarManager::kThetaSqHE] = thetaHE * thetaHE;
1229 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2.0*phiHE);
1230 values[AliDielectronVarManager::kCosTilPhiHE] = (thetaHE>0)?(TMath::Cos(phiHE-TMath::Pi()/4.)):(TMath::Cos(phiHE-3*TMath::Pi()/4.));
1231 values[AliDielectronVarManager::kThetaCS] = thetaCS;
1232 values[AliDielectronVarManager::kPhiCS] = phiCS;
1233 values[AliDielectronVarManager::kThetaSqCS] = thetaCS * thetaCS;
1234 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2.0*phiCS);
1235 values[AliDielectronVarManager::kCosTilPhiCS] = (thetaCS>0)?(TMath::Cos(phiCS-TMath::Pi()/4.)):(TMath::Cos(phiCS-3*TMath::Pi()/4.));
1236 values[AliDielectronVarManager::kLegDist] = pair->DistanceDaughters();
1237 values[AliDielectronVarManager::kLegDistXY] = pair->DistanceDaughtersXY();
1238 values[AliDielectronVarManager::kDeltaEta] = pair->DeltaEta();
1239 values[AliDielectronVarManager::kDeltaPhi] = pair->DeltaPhi();
1240 values[AliDielectronVarManager::kMerr] = kfPair.GetErrMass()>1e-30&&kfPair.GetMass()>1e-30?kfPair.GetErrMass()/kfPair.GetMass():1000000;
1241 values[AliDielectronVarManager::kPairType] = pair->GetType();
1242 // Armenteros-Podolanski quantities
1243 values[AliDielectronVarManager::kArmAlpha] = pair->GetArmAlpha();
1244 values[AliDielectronVarManager::kArmPt] = pair->GetArmPt();
1246 values[AliDielectronVarManager::kPsiPair] = fgEvent ? pair->PsiPair(fgEvent->GetMagneticField()) : -5;
1247 values[AliDielectronVarManager::kPhivPair] = fgEvent ? pair->PhivPair(fgEvent->GetMagneticField()) : -5;
1248 values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? kfPair.GetPseudoProperDecayTime(*(fgEvent->GetPrimaryVertex()), TDatabasePDG::Instance()->GetParticle(443)->Mass(), &errPseudoProperTime2 ) : -1e10;
1249 // values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? pair->GetPseudoProperTime(fgEvent->GetPrimaryVertex()): -1e10;
1250 values[AliDielectronVarManager::kPseudoProperTimeErr] = (errPseudoProperTime2 > 0) ? TMath::Sqrt(errPseudoProperTime2) : -1e10;
1253 if (!(pair->GetKFUsage())) {
1254 //if KF Pairing is not enabled, overwrite values that can be easily derived from legs
1255 //use the INDIVIDUAL KF particles as source, which should be a copy of the corresponding properties
1256 //the ESDtrack, the reference to the ESDtrack is not (always) accessible in Mixing, while KF
1257 //particles are copied in the Pair-Object
1258 static const Double_t mElectron = AliPID::ParticleMass(AliPID::kElectron); // MeV
1260 const AliKFParticle& fD1 = pair->GetKFFirstDaughter();
1261 const AliKFParticle& fD2 = pair->GetKFSecondDaughter();
1263 //Define local buffer variables for leg properties
1264 Double_t px1=-9999.,py1=-9999.,pz1=-9999.;
1265 Double_t px2=-9999.,py2=-9999.,pz2=-9999.;
1266 Double_t e1 =-9999.,e2 =-9999.;
1267 Double_t feta1=-9999.;//,fphi1=-9999.;
1268 Double_t feta2=-9999.;//,fphi2=-9999.;
1273 feta1 = fD1.GetEta();
1274 // fphi1 = fD1.GetPhi();
1279 feta2 = fD2.GetEta();
1280 // fphi2 = fD2.GetPhi();
1282 //Calculate Energy per particle by hand
1283 e1 = TMath::Sqrt(mElectron*mElectron+px1*px1+py1*py1+pz1*pz1);
1284 e2 = TMath::Sqrt(mElectron*mElectron+px2*px2+py2*py2+pz2*pz2);
1286 //Now Create TLorentzVector:
1287 TLorentzVector lv1,lv2;
1288 lv1.SetPxPyPzE(px1,py1,pz1,e1);
1289 lv2.SetPxPyPzE(px2,py2,pz2,e2);
1291 values[AliDielectronVarManager::kPx] = (lv1+lv2).Px();
1292 values[AliDielectronVarManager::kPy] = (lv1+lv2).Py();
1293 values[AliDielectronVarManager::kPz] = (lv1+lv2).Pz();
1295 values[AliDielectronVarManager::kPt] = (lv1+lv2).Pt();
1297 values[AliDielectronVarManager::kP] = (lv1+lv2).P();
1299 //Not overwritten, could take event vertex in next iteration
1300 values[AliDielectronVarManager::kXv] = (lv1+lv2).X();
1301 values[AliDielectronVarManager::kYv] = (lv1+lv2).Y();
1302 values[AliDielectronVarManager::kZv] = (lv1+lv2).Z();
1304 values[AliDielectronVarManager::kE] = (lv1+lv2).E();
1307 values[AliDielectronVarManager::kM] = (lv1+lv2).M();
1309 values[AliDielectronVarManager::kOpeningAngle] = lv1.Angle(lv2.Vect());
1311 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>0. ? 1./values[AliDielectronVarManager::kPt] : -9999.);
1312 values[AliDielectronVarManager::kPhi] = (lv1+lv2).Phi()+TMath::Pi(); // change interval to [0,+2pi]
1313 values[AliDielectronVarManager::kEta] = (lv1+lv2).Eta();
1315 values[AliDielectronVarManager::kY] = (lv1+lv2).Rapidity();
1317 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1318 values[i]=fgData[i];
1320 // Fill AliDielectronPair specific information
1321 values[AliDielectronVarManager::kDeltaEta] = TMath::Abs(feta1 -feta2 );
1322 values[AliDielectronVarManager::kDeltaPhi] = lv1.DeltaPhi(lv2);
1323 values[AliDielectronVarManager::kPairType] = pair->GetType();
1326 //Also not overwritten, still coming from KF particle
1327 //where needed to be replaced by independent determination
1328 values[AliDielectronVarManager::kCharge] = 0.;
1329 values[AliDielectronVarManager::kPdgCode] = 0.;
1330 values[AliDielectronVarManager::kChi2NDF] = 0.;
1331 values[AliDielectronVarManager::kDecayLength] = 0.;
1332 values[AliDielectronVarManager::kR] = 0.;
1333 values[AliDielectronVarManager::kCosPointingAngle] = 0.;
1334 values[AliDielectronVarManager::kThetaHE] = 0.;
1335 values[AliDielectronVarManager::kPhiHE] = 0.;
1336 values[AliDielectronVarManager::kThetaSqHE] = 0.;
1337 values[AliDielectronVarManager::kCos2PhiHE] = 0.;
1338 values[AliDielectronVarManager::kCosTilPhiHE] = 0.;
1339 values[AliDielectronVarManager::kThetaCS] = 0.;
1340 values[AliDielectronVarManager::kPhiCS] = 0.;
1341 values[AliDielectronVarManager::kThetaSqCS] = 0.;
1342 values[AliDielectronVarManager::kCos2PhiCS] = 0.;
1343 values[AliDielectronVarManager::kCosTilPhiCS] = 0.;
1344 values[AliDielectronVarManager::kLegDist] = 0.;
1345 values[AliDielectronVarManager::kLegDistXY] = 0.;
1346 values[AliDielectronVarManager::kMerr] = 0.;
1347 values[AliDielectronVarManager::kPseudoProperTime] = 0.;
1348 values[AliDielectronVarManager::kPseudoProperTimeErr] = 0.;
1349 //Fill in Taku's PhiV?
1350 values[AliDielectronVarManager::kPsiPair] = 0.;
1354 //common, regardless of calculation method
1357 values[AliDielectronVarManager::kCosPhiH2] = TMath::Cos(2*values[AliDielectronVarManager::kPhi]);
1358 values[AliDielectronVarManager::kSinPhiH2] = TMath::Sin(2*values[AliDielectronVarManager::kPhi]);
1360 // v2 with respect to VZERO-A event plane
1361 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ArpH2];
1362 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1363 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1364 values[AliDielectronVarManager::kV0ArpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1365 values[AliDielectronVarManager::kDeltaPhiV0ArpH2] = delta;
1366 // v2 with respect to VZERO-C event plane
1367 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0CrpH2];
1368 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1369 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1370 values[AliDielectronVarManager::kV0CrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1371 values[AliDielectronVarManager::kDeltaPhiV0CrpH2] = delta;
1372 // v2 with respect to the combined VZERO-A and VZERO-C event plane
1373 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ACrpH2];
1374 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1375 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1376 values[AliDielectronVarManager::kV0ACrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1377 values[AliDielectronVarManager::kDeltaPhiV0ACrpH2] = delta;
1380 // quantities using the values of AliEPSelectionTask
1381 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2];
1382 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2];
1383 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2];
1384 values[AliDielectronVarManager::kDeltaPhiTPCrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kTPCrpH2];
1385 values[AliDielectronVarManager::kv0ACrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2]) );
1386 values[AliDielectronVarManager::kv0ArpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2]) );
1387 values[AliDielectronVarManager::kv0CrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2]) );
1388 values[AliDielectronVarManager::kTPCrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kTPCrpH2]) );
1389 values[AliDielectronVarManager::kTPCrpH2FlowV2Sin] = TMath::Sin( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kTPCrpH2]) );
1392 // keep the interval [-pi,+pi]
1393 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] > TMath::Pi() )
1394 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] -= TMath::TwoPi();
1395 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] > TMath::Pi() )
1396 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] -= TMath::TwoPi();
1397 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] > TMath::Pi() )
1398 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] -= TMath::TwoPi();
1399 if ( values[AliDielectronVarManager::kDeltaPhiTPCrpH2] > TMath::Pi() )
1400 values[AliDielectronVarManager::kDeltaPhiTPCrpH2] -= TMath::TwoPi();
1402 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] < -1.*TMath::Pi() )
1403 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] += TMath::TwoPi();
1404 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] < -1.*TMath::Pi() )
1405 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] += TMath::TwoPi();
1406 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] < -1.*TMath::Pi() )
1407 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] += TMath::TwoPi();
1408 if ( values[AliDielectronVarManager::kDeltaPhiTPCrpH2] < -1.*TMath::Pi() )
1409 values[AliDielectronVarManager::kDeltaPhiTPCrpH2] += TMath::TwoPi();
1411 //angle between ee plane and Mag/Reaction plane
1412 values[AliDielectronVarManager::kPairPlaneAngle] = pair->PairPlaneAngle();
\r
1414 Double_t RotPairx = 0;
1415 Double_t RotPairy = 0;
1416 Double_t RotPairz = 0;
1417 pair->GetRotPair(RotPairx,RotPairy,RotPairz);
1418 values[AliDielectronVarManager::kRotPairx]=RotPairx;
1419 values[AliDielectronVarManager::kRotPairy]=RotPairy;
1420 values[AliDielectronVarManager::kRotPairz]=RotPairz;
1423 AliDielectronMC *mc=AliDielectronMC::Instance();
1426 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -10.0e+10;
1427 Bool_t samemother = mc->HaveSameMother(pair);
1428 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(pair);
1429 values[AliDielectronVarManager::kHaveSameMother] = samemother ;
1431 // fill kPseudoProperTimeResolution
1432 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -1e10;
1433 // values[AliDielectronVarManager::kPseudoProperTimePull] = -1e10;
1434 if(samemother && fgEvent) {
1435 if(pair->GetFirstDaughter()->GetLabel() > 0) {
1436 const AliVParticle *motherMC = 0x0;
1437 if(fgEvent->IsA() == AliESDEvent::Class()) motherMC = (AliMCParticle*)mc->GetMCTrackMother((AliESDtrack*)pair->GetFirstDaughter());
1438 else if(fgEvent->IsA() == AliAODEvent::Class()) motherMC = (AliAODMCParticle*)mc->GetMCTrackMother((AliAODTrack*)pair->GetFirstDaughter());
1439 Double_t vtxX, vtxY, vtxZ;
1440 if(motherMC && mc->GetPrimaryVertex(vtxX,vtxY,vtxZ)) {
1441 Int_t motherLbl = motherMC->GetLabel();
1442 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
1443 const Double_t lxyMC = ( (motherMC->Xv() - vtxX) * motherMC->Px() +
1444 (motherMC->Yv() - vtxY) * motherMC->Py() ) / motherMC->Pt();
1445 const Double_t pseudoMC = lxyMC * (TDatabasePDG::Instance()->GetParticle(443)->Mass())/motherMC->Pt();
1446 values[AliDielectronVarManager::kPseudoProperTimeResolution] = values[AliDielectronVarManager::kPseudoProperTime] - pseudoMC;
1447 if (errPseudoProperTime2 > 0)
1448 values[AliDielectronVarManager::kPseudoProperTimePull] = values[AliDielectronVarManager::kPseudoProperTimeResolution]/sqrt(errPseudoProperTime2);
1453 values[AliDielectronVarManager::kTRDpidEffPair] = 0.;
1454 if (fgTRDpidEff[0][0]){
1455 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1456 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1457 AliVParticle* leg1 = pair->GetFirstDaughter();
1458 AliVParticle* leg2 = pair->GetSecondDaughter();
1460 Fill(leg1, valuesLeg1);
1461 Fill(leg2, valuesLeg2);
1462 values[AliDielectronVarManager::kTRDpidEffPair] = valuesLeg1[AliDielectronVarManager::kTRDpidEffLeg]*valuesLeg2[AliDielectronVarManager::kTRDpidEffLeg];
1469 AliVParticle* leg1 = pair->GetFirstDaughter();
1470 AliVParticle* leg2 = pair->GetSecondDaughter();
1472 values[AliDielectronVarManager::kMomAsymDau1] = (values[AliDielectronVarManager::kP] != 0)? leg1->P() / values[AliDielectronVarManager::kP]: 0;
1474 values[AliDielectronVarManager::kMomAsymDau1] = -9999.;
1476 values[AliDielectronVarManager::kMomAsymDau2] = (values[AliDielectronVarManager::kP] != 0)? leg2->P() / values[AliDielectronVarManager::kP]: 0;
1478 values[AliDielectronVarManager::kMomAsymDau2] = -9999.;
1480 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1481 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1482 if (leg1 && leg2 && fgEffMap) {
1483 Fill(leg1, valuesLeg1);
1484 Fill(leg2, valuesLeg2);
1485 values[AliDielectronVarManager::kPairEff] = valuesLeg1[AliDielectronVarManager::kLegEff] *valuesLeg2[AliDielectronVarManager::kLegEff];
1486 values[AliDielectronVarManager::kOneOverPairEff] = (values[AliDielectronVarManager::kPairEff]>0.0 ? 1./values[AliDielectronVarManager::kPairEff] : 0.0);
1489 values[AliDielectronVarManager::kRndmPair] = gRandom->Rndm();
1492 inline void AliDielectronVarManager::FillVarKFParticle(const AliKFParticle *particle, Double_t * const values)
1495 // Fill track information available in AliVParticle into an array
1497 values[AliDielectronVarManager::kPx] = particle->GetPx();
1498 values[AliDielectronVarManager::kPy] = particle->GetPy();
1499 values[AliDielectronVarManager::kPz] = particle->GetPz();
1500 values[AliDielectronVarManager::kPt] = particle->GetPt();
1501 values[AliDielectronVarManager::kP] = particle->GetP();
1503 values[AliDielectronVarManager::kXv] = particle->GetX();
1504 values[AliDielectronVarManager::kYv] = particle->GetY();
1505 values[AliDielectronVarManager::kZv] = particle->GetZ();
1507 values[AliDielectronVarManager::kOneOverPt] = 0;
1508 values[AliDielectronVarManager::kPhi] = particle->GetPhi();
1509 values[AliDielectronVarManager::kTheta] = 0.;
1510 values[AliDielectronVarManager::kEta] = particle->GetEta();
1511 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.;
1513 values[AliDielectronVarManager::kE] = particle->GetE();
1514 values[AliDielectronVarManager::kM] = particle->GetMass();
1515 values[AliDielectronVarManager::kCharge] = particle->GetQ();
1517 values[AliDielectronVarManager::kNclsITS] = 0;
1518 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1519 values[AliDielectronVarManager::kNclsTPC] = 0;
1520 values[AliDielectronVarManager::kNclsSTPC] = 0;
1521 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1522 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1523 values[AliDielectronVarManager::kNFclsTPC] = 0;
1524 values[AliDielectronVarManager::kNclsTRD] = 0;
1525 values[AliDielectronVarManager::kTRDntracklets] = 0;
1526 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1527 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1528 values[AliDielectronVarManager::kTrackStatus] = 0;
1529 values[AliDielectronVarManager::kFilterBit] = 0;
1530 values[AliDielectronVarManager::kTRDprobEle] = 0;
1531 values[AliDielectronVarManager::kTRDprobPio] = 0;
1532 values[AliDielectronVarManager::kTPCsignalN] = 0;
1533 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1534 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1535 values[AliDielectronVarManager::kImpactParXY] = 0;
1536 values[AliDielectronVarManager::kImpactParZ] = 0;
1537 values[AliDielectronVarManager::kPIn] = 0;
1538 values[AliDielectronVarManager::kYsignedIn] = 0;
1539 values[AliDielectronVarManager::kTPCsignal] = 0;
1540 values[AliDielectronVarManager::kTOFsignal] = 0;
1541 values[AliDielectronVarManager::kTOFbeta] = 0;
1542 values[AliDielectronVarManager::kTPCnSigmaEleRaw] = 0;
1543 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1544 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1545 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1546 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1547 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1548 values[AliDielectronVarManager::kITSclusterMap] = 0;
1550 values[AliDielectronVarManager::kPdgCode] = -1;
1551 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1552 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1553 values[AliDielectronVarManager::kHasCocktailMother]=0;
1554 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1556 // if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1557 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1558 values[i]=fgData[i];
1562 inline void AliDielectronVarManager::FillVarVEvent(const AliVEvent *event, Double_t * const values)
1565 // Fill event information available for histogramming into an array
1567 values[AliDielectronVarManager::kRunNumber] = event->GetRunNumber();
1568 if(fgCurrentRun!=event->GetRunNumber()) {
1569 if(fgVZEROCalibrationFile.Contains(".root")) InitVZEROCalibrationHistograms(event->GetRunNumber());
1570 if(fgVZERORecenteringFile.Contains(".root")) InitVZERORecenteringHistograms(event->GetRunNumber());
1571 fgCurrentRun=event->GetRunNumber();
1573 values[AliDielectronVarManager::kMixingBin]=0;
1575 const AliVVertex *primVtx = event->GetPrimaryVertex();
1577 values[AliDielectronVarManager::kXvPrim] = 0;
1578 values[AliDielectronVarManager::kYvPrim] = 0;
1579 values[AliDielectronVarManager::kZvPrim] = 0;
1580 values[AliDielectronVarManager::kNVtxContrib] = 0;
1581 // values[AliDielectronVarManager::kChi2NDF] = 0; //This is the pair value!!!
1583 values[AliDielectronVarManager::kNTrk] = 0;
1584 values[AliDielectronVarManager::kNVtxContrib] = 0;
1585 values[AliDielectronVarManager::kNacc] = 0;
1586 values[AliDielectronVarManager::kNaccTrcklts] = 0;
1587 values[AliDielectronVarManager::kNaccTrcklts0916] = 0;
1588 values[AliDielectronVarManager::kNevents] = 0; //always fill bin 0;
1589 values[AliDielectronVarManager::kRefMult] = 0;
1590 values[AliDielectronVarManager::kRefMultTPConly] = 0;
1593 // printf("prim vertex reco: %f \n",primVtx->GetX());
1594 values[AliDielectronVarManager::kXvPrim] = primVtx->GetX();
1595 values[AliDielectronVarManager::kYvPrim] = primVtx->GetY();
1596 values[AliDielectronVarManager::kZvPrim] = primVtx->GetZ();
1597 values[AliDielectronVarManager::kNVtxContrib] = primVtx->GetNContributors();
1599 // values[AliDielectronVarManager::kChi2NDF] = primVtx->GetChi2perNDF(); //this is the pair value
1601 // online and offline trigger maps
1602 values[AliDielectronVarManager::kTriggerInclONL] = event->GetTriggerMask();
1603 AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager();
1604 UInt_t maskOff = ((AliInputEventHandler*)man->GetInputEventHandler())->IsEventSelected();
1605 values[AliDielectronVarManager::kTriggerInclOFF] = maskOff;
1606 values[AliDielectronVarManager::kTriggerExclOFF] = -1;
1607 for(Int_t i=0; i<30; i++) { if(maskOff==BIT(i)) values[AliDielectronVarManager::kTriggerExclOFF]=i; }
1609 values[AliDielectronVarManager::kNTrk] = event->GetNumberOfTracks();
1610 values[AliDielectronVarManager::kNacc] = AliDielectronHelper::GetNacc(event);
1611 values[AliDielectronVarManager::kMatchEffITSTPC] = AliDielectronHelper::GetITSTPCMatchEff(event);
1612 values[AliDielectronVarManager::kNaccTrcklts] = AliDielectronHelper::GetNaccTrcklts(event); // etaRange = 1.6 (default)
1613 values[AliDielectronVarManager::kNaccTrcklts0916] = AliDielectronHelper::GetNaccTrcklts(event,1.6)-AliDielectronHelper::GetNaccTrcklts(event,.9);
1614 // values[AliDielectronVarManager::kNaccTrcklts05] = AliDielectronHelper::GetNaccTrcklts(event, 0.5);
1615 // values[AliDielectronVarManager::kNaccTrcklts10] = AliDielectronHelper::GetNaccTrcklts(event, 1.0);
1616 // values[AliDielectronVarManager::kNaccTrckltsCorr] = AliDielectronHelper::GetNaccTrckltsCorrected(event, values[AliDielectronVarManager::kNaccTrcklts], values[AliDielectronVarManager::kZvPrim]);
1618 values[AliDielectronVarManager::kPhiMaxPt] = 0;
1619 values[AliDielectronVarManager::kMaxPt] = 0;
1620 Double_t ptMaxEv = -1., phiptMaxEv= -1.;
1621 for(Int_t itrk=0; itrk<event->GetNumberOfTracks(); itrk++) {
1622 AliVParticle *part= event->GetTrack(itrk);
1623 if(part->Pt() > ptMaxEv) {
1624 ptMaxEv = part->Pt();
1625 phiptMaxEv = part->Phi();
1628 values[AliDielectronVarManager::kPhiMaxPt] = phiptMaxEv;
1629 values[AliDielectronVarManager::kMaxPt] = ptMaxEv;
1632 // event plane quantities from the AliEPSelectionTask
1633 for(Int_t ivar=AliDielectronVarManager::kv0ArpH2; ivar<=kv0C0v0C3DiffH2; ivar++) values[ivar] = 0.0; // v0 variables
1634 for(Int_t ivar=AliDielectronVarManager::kTPCxH2; ivar<=kTPCsub12DiffH2uc; ivar++) values[ivar] = 0.0; // tpc variables
1636 // ep angle interval [todo, fill]
1637 AliEventplane *ep = const_cast<AliVEvent*>(event)->GetEventplane();
1640 // TPC event plane quantities (uncorrected)
1641 TVector2 *qstd = ep->GetQVector(); // This is the "standard" Q-Vector for TPC
1642 TVector2 *qsub1 = ep->GetQsub1(); // random subevent plane
1643 TVector2 *qsub2 = ep->GetQsub2();
1644 if(qstd && qsub1 && qsub2) {
1645 values[AliDielectronVarManager::kTPCxH2uc] = qstd->X();
1646 values[AliDielectronVarManager::kTPCyH2uc] = qstd->Y();
1647 values[AliDielectronVarManager::kTPCmagH2uc] = qstd->Mod();
1648 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qstd->X())>1.0e-10) ? TMath::ATan2(qstd->Y(),qstd->X())/2.0 : 0.0);
1649 values[AliDielectronVarManager::kTPCsub1xH2uc] = qsub1->X();
1650 values[AliDielectronVarManager::kTPCsub1yH2uc] = qsub1->Y();
1651 values[AliDielectronVarManager::kTPCsub1rpH2uc] = ((TMath::Abs(qsub1->X())>1.0e-10) ? TMath::ATan2(qsub1->Y(),qsub1->X())/2.0 : 0.0);
1652 values[AliDielectronVarManager::kTPCsub2xH2uc] = qsub2->X();
1653 values[AliDielectronVarManager::kTPCsub2yH2uc] = qsub2->Y();
1654 values[AliDielectronVarManager::kTPCsub2rpH2uc] = ((TMath::Abs(qsub2->X())>1.0e-10) ? TMath::ATan2(qsub2->Y(),qsub2->X())/2.0 : 0.0);
1656 values[AliDielectronVarManager::kTPCsub12DiffH2uc] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2uc] -
1657 values[AliDielectronVarManager::kTPCsub2rpH2uc]) );
1660 // VZERO event plane
1662 Double_t qx = 0, qy = 0;
1663 ep->CalculateVZEROEventPlane(event,10, 2, qx, qy); qvec.Set(qx,qy);
1664 values[AliDielectronVarManager::kv0ACrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1665 values[AliDielectronVarManager::kv0ACxH2] = qvec.X();
1666 values[AliDielectronVarManager::kv0ACyH2] = qvec.Y();
1667 values[AliDielectronVarManager::kv0ACmagH2] = qvec.Mod();
1668 ep->CalculateVZEROEventPlane(event, 8, 2, qx, qy); qvec.Set(qx,qy);
1669 values[AliDielectronVarManager::kv0ArpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1670 values[AliDielectronVarManager::kv0AxH2] = qvec.X();
1671 values[AliDielectronVarManager::kv0AyH2] = qvec.Y();
1672 values[AliDielectronVarManager::kv0AmagH2] = qvec.Mod();
1673 ep->CalculateVZEROEventPlane(event, 9, 2, qx, qy); qvec.Set(qx,qy);
1674 values[AliDielectronVarManager::kv0CrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1675 values[AliDielectronVarManager::kv0CxH2] = qvec.X();
1676 values[AliDielectronVarManager::kv0CyH2] = qvec.Y();
1677 values[AliDielectronVarManager::kv0CmagH2] = qvec.Mod();
1678 ep->CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy); qvec.Set(qx,qy);
1679 values[AliDielectronVarManager::kv0C0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1680 ep->CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy); qvec.Set(qx,qy);
1681 values[AliDielectronVarManager::kv0C3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1682 ep->CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy); qvec.Set(qx,qy);
1683 values[AliDielectronVarManager::kv0A0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1684 ep->CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy); qvec.Set(qx,qy);
1685 values[AliDielectronVarManager::kv0A3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1688 // ESD VZERO information
1689 AliVVZERO* vzeroData = event->GetVZEROData();
1690 values[AliDielectronVarManager::kMultV0A] = 0.0;
1691 values[AliDielectronVarManager::kMultV0C] = 0.0;
1692 values[AliDielectronVarManager::kAdcV0A] = 0.0;
1693 values[AliDielectronVarManager::kAdcV0C] = 0.0;
1694 for(Int_t i=0; i<32; ++i) {
1695 values[AliDielectronVarManager::kVZEROchMult+i] = vzeroData->GetMultiplicity(i);
1696 values[AliDielectronVarManager::kVZEROchMult+32+i] = vzeroData->GetMultiplicity(i+32);
1697 //values[AliDielectronVarManager::kVZEROchMult+i] = event->GetVZEROEqMultiplicity(i);
1698 //values[AliDielectronVarManager::kVZEROchMult+32+i] = event->GetVZEROEqMultiplicity(i+32);
1699 values[AliDielectronVarManager::kMultV0A] += vzeroData->GetMultiplicityV0A(i);
1700 values[AliDielectronVarManager::kMultV0C] += vzeroData->GetMultiplicityV0C(i);
1701 //values[AliDielectronVarManager::kAdcV0A] += vzeroData->GetAdcV0A(i);
1702 //values[AliDielectronVarManager::kAdcV0C] += vzeroData->GetAdcV0C(i);
1704 values[AliDielectronVarManager::kMultV0] = values[AliDielectronVarManager::kMultV0A] + values[AliDielectronVarManager::kMultV0C];
1705 values[AliDielectronVarManager::kAdcV0] = values[AliDielectronVarManager::kAdcV0A] + values[AliDielectronVarManager::kAdcV0C];
1706 // VZERO event plane quantities
1707 Double_t qvec[3]={0.0};
1708 GetVzeroRP(event, qvec,0); // V0-A
1709 values[AliDielectronVarManager::kV0AxH2] = qvec[0]; values[AliDielectronVarManager::kV0AyH2] = qvec[1];
1710 values[AliDielectronVarManager::kV0ArpH2] = qvec[2];
1711 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1712 GetVzeroRP(event, qvec,1); // V0-C
1713 values[AliDielectronVarManager::kV0CxH2] = qvec[0]; values[AliDielectronVarManager::kV0CyH2] = qvec[1];
1714 values[AliDielectronVarManager::kV0CrpH2] = qvec[2];
1715 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1716 GetVzeroRP(event, qvec,2); // V0-A and V0-C combined
1717 values[AliDielectronVarManager::kV0ACxH2] = qvec[0]; values[AliDielectronVarManager::kV0ACyH2] = qvec[1];
1718 values[AliDielectronVarManager::kV0ACrpH2] = qvec[2];
1719 // VZERO event plane resolution
1720 values[AliDielectronVarManager::kV0ArpResH2] = 1.0;
1721 values[AliDielectronVarManager::kV0CrpResH2] = 1.0;
1722 values[AliDielectronVarManager::kV0ACrpResH2] = 1.0;
1723 // Q vector components correlations
1724 values[AliDielectronVarManager::kV0XaXcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CxH2];
1725 values[AliDielectronVarManager::kV0XaYaH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0AyH2];
1726 values[AliDielectronVarManager::kV0XaYcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CyH2];
1727 values[AliDielectronVarManager::kV0YaXcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CxH2];
1728 values[AliDielectronVarManager::kV0YaYcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CyH2];
1729 values[AliDielectronVarManager::kV0XcYcH2] = values[AliDielectronVarManager::kV0CxH2]*values[AliDielectronVarManager::kV0CyH2];
1732 // event plane differences used for EP resolution calculation
1733 values[AliDielectronVarManager::kV0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1734 values[AliDielectronVarManager::kTPCrpH2]) );
1736 values[AliDielectronVarManager::kV0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0CrpH2] -
1737 values[AliDielectronVarManager::kTPCrpH2]) );
1739 values[AliDielectronVarManager::kV0AV0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1740 values[AliDielectronVarManager::kV0CrpH2]) );
1742 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1743 values[AliDielectronVarManager::kTPCrpH2]) );
1745 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1746 values[AliDielectronVarManager::kTPCrpH2]) );
1748 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1749 values[AliDielectronVarManager::kv0CrpH2]) );
1751 values[AliDielectronVarManager::kv0Av0C0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1752 values[AliDielectronVarManager::kv0C0rpH2]) );
1754 values[AliDielectronVarManager::kv0Av0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1755 values[AliDielectronVarManager::kv0C3rpH2]) );
1757 values[AliDielectronVarManager::kv0Cv0A0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1758 values[AliDielectronVarManager::kv0A0rpH2]) );
1760 values[AliDielectronVarManager::kv0Cv0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1761 values[AliDielectronVarManager::kv0A3rpH2]) );
1763 values[AliDielectronVarManager::kv0A0v0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0A0rpH2] -
1764 values[AliDielectronVarManager::kv0A3rpH2]) );
1766 values[AliDielectronVarManager::kv0C0v0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0C0rpH2] -
1767 values[AliDielectronVarManager::kv0C3rpH2]) );
1772 inline void AliDielectronVarManager::FillVarESDEvent(const AliESDEvent *event, Double_t * const values)
1775 // Fill event information available for histogramming into an array
1778 // Fill common AliVEvent interface information
1779 FillVarVEvent(event, values);
1781 Double_t centralityF=-1; Double_t centralitySPD=-1;
1782 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(event)->GetCentrality();
1783 if (esdCentrality) centralityF = esdCentrality->GetCentralityPercentile("V0M");
1784 if (esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
1786 // Fill AliESDEvent interface specific information
1787 const AliESDVertex *primVtx = event->GetPrimaryVertex();
1788 values[AliDielectronVarManager::kXRes] = primVtx->GetXRes();
1789 values[AliDielectronVarManager::kYRes] = primVtx->GetYRes();
1790 values[AliDielectronVarManager::kZRes] = primVtx->GetZRes();
1791 values[AliDielectronVarManager::kCentrality] = centralityF;
1792 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
1794 const AliESDVertex *vtxTPC = event->GetPrimaryVertexTPC();
1795 values[AliDielectronVarManager::kNVtxContribTPC] = (vtxTPC ? vtxTPC->GetNContributors() : 0);
1797 // Event multiplicity estimators
1798 Int_t nTrSPD05=0; Int_t nTrITSTPC05=0; Int_t nTrITSSA05=0;
1799 event->EstimateMultiplicity(nTrSPD05, nTrITSTPC05, nTrITSSA05, 0.5);
1800 values[AliDielectronVarManager::kNaccTrckltsEsd05] = nTrSPD05;
1801 values[AliDielectronVarManager::kNaccItsTpcEsd05] = nTrITSTPC05;
1802 values[AliDielectronVarManager::kNaccItsPureEsd05] = nTrITSSA05;
1803 values[AliDielectronVarManager::kNaccTrckltsEsd05Corr] =
1804 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD05),values[AliDielectronVarManager::kZvPrim],0);
1805 values[AliDielectronVarManager::kNaccItsTpcEsd05Corr] =
1806 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC05),values[AliDielectronVarManager::kZvPrim],3);
1807 values[AliDielectronVarManager::kNaccItsPureEsd05Corr] =
1808 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA05),values[AliDielectronVarManager::kZvPrim],6);
1810 Int_t nTrSPD10=0; Int_t nTrITSTPC10=0; Int_t nTrITSSA10=0;
1811 event->EstimateMultiplicity(nTrSPD10, nTrITSTPC10, nTrITSSA10, 1.0);
1812 values[AliDielectronVarManager::kNaccTrckltsEsd10] = nTrSPD10;
1813 values[AliDielectronVarManager::kNaccItsTpcEsd10] = nTrITSTPC10;
1814 values[AliDielectronVarManager::kNaccItsPureEsd10] = nTrITSSA10;
1815 values[AliDielectronVarManager::kNaccTrckltsEsd10Corr] =
1816 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD10),values[AliDielectronVarManager::kZvPrim],1);
1817 values[AliDielectronVarManager::kNaccItsTpcEsd10Corr] =
1818 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC10),values[AliDielectronVarManager::kZvPrim],4);
1819 values[AliDielectronVarManager::kNaccItsPureEsd10Corr] =
1820 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA10),values[AliDielectronVarManager::kZvPrim],7);
1822 Int_t nTrSPD16=0; Int_t nTrITSTPC16=0; Int_t nTrITSSA16=0;
1823 event->EstimateMultiplicity(nTrSPD16, nTrITSTPC16, nTrITSSA16, 1.6);
1824 values[AliDielectronVarManager::kNaccTrckltsEsd16] = nTrSPD16;
1825 values[AliDielectronVarManager::kNaccItsTpcEsd16] = nTrITSTPC16;
1826 values[AliDielectronVarManager::kNaccItsPureEsd16] = nTrITSSA16;
1827 values[AliDielectronVarManager::kNaccTrckltsEsd16Corr] =
1828 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD16),values[AliDielectronVarManager::kZvPrim],2);
1829 values[AliDielectronVarManager::kNaccItsTpcEsd16Corr] =
1830 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC16),values[AliDielectronVarManager::kZvPrim],5);
1831 values[AliDielectronVarManager::kNaccItsPureEsd16Corr] =
1832 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA16),values[AliDielectronVarManager::kZvPrim],8);
1836 inline void AliDielectronVarManager::FillVarAODEvent(const AliAODEvent *event, Double_t * const values)
1839 // Fill event information available for histogramming into an array
1842 // Fill common AliVEvent interface information
1843 FillVarVEvent(event, values);
1845 // Fill AliAODEvent interface specific information
1846 AliAODHeader *header = event->GetHeader();
1848 Double_t centralityF=-1; Double_t centralitySPD=-1;
1849 AliCentrality *aodCentrality = header->GetCentralityP();
1850 if (aodCentrality) centralityF = aodCentrality->GetCentralityPercentile("V0M");
1851 if (aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
1852 values[AliDielectronVarManager::kCentrality] = centralityF;
1853 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
1855 values[AliDielectronVarManager::kRefMult] = header->GetRefMultiplicity(); // similar to Ntrk
1856 values[AliDielectronVarManager::kRefMultTPConly] = header->GetTPConlyRefMultiplicity(); // similar to Nacc
1858 ///////////////////////////////////////////
1859 //////////// NANO AODs ////////////////////
1860 ///////////////////////////////////////////
1862 // (w/o AliCentrality branch), VOM centrality should be stored in the header
1863 if(!header->GetCentralityP())
1864 values[AliDielectronVarManager::kCentrality] = header->GetCentrality();
1865 // (w/o AliEventPlane branch) tpc event plane stuff stored in the header
1866 if(!header->GetEventplaneP()) {
1868 // values[AliDielectronVarManager::kNTrk] = header->GetRefMultiplicity(); // overwritten datamembers in "our" nanoAODs
1869 // values[AliDielectronVarManager::kNacc] = header->GetRefMultiplicityPos(); // overwritten datamembers in "our" nanoAODs
1873 qvec.Set(header->GetEventplaneQx(), header->GetEventplaneQy());
1874 values[AliDielectronVarManager::kTPCxH2uc] = qvec.X();
1875 values[AliDielectronVarManager::kTPCyH2uc] = qvec.Y();
1876 values[AliDielectronVarManager::kTPCmagH2uc] = qvec.Mod();
1877 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1881 // get event plane corrections from the VZERO EP selection task
1882 AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager();
1883 AliVZEROEPSelectionTask *eptask = dynamic_cast<AliVZEROEPSelectionTask *>(man->GetTask("AliVZEROEPSelectionTask"));
1884 if(eptask) eptask->SetEventplaneParams(&ep2,centralityF);
1885 else printf("no VZERO event plane selection task added! \n");
1887 Double_t qx = 0, qy = 0;
1888 ep2.CalculateVZEROEventPlane(event,10, 2, qx, qy); qvec.Set(qx,qy);
1889 values[AliDielectronVarManager::kv0ACrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1890 values[AliDielectronVarManager::kv0ACxH2] = qvec.X();
1891 values[AliDielectronVarManager::kv0ACyH2] = qvec.Y();
1892 values[AliDielectronVarManager::kv0ACmagH2] = qvec.Mod();
1893 ep2.CalculateVZEROEventPlane(event, 8, 2, qx, qy); qvec.Set(qx,qy);
1894 values[AliDielectronVarManager::kv0ArpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1895 values[AliDielectronVarManager::kv0AxH2] = qvec.X();
1896 values[AliDielectronVarManager::kv0AyH2] = qvec.Y();
1897 values[AliDielectronVarManager::kv0AmagH2] = qvec.Mod();
1898 ep2.CalculateVZEROEventPlane(event, 9, 2, qx, qy); qvec.Set(qx,qy);
1899 values[AliDielectronVarManager::kv0CrpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1900 values[AliDielectronVarManager::kv0CxH2] = qvec.X();
1901 values[AliDielectronVarManager::kv0CyH2] = qvec.Y();
1902 values[AliDielectronVarManager::kv0CmagH2] = qvec.Mod();
1903 ep2.CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy); qvec.Set(qx,qy);
1904 values[AliDielectronVarManager::kv0C0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1905 ep2.CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy); qvec.Set(qx,qy);
1906 values[AliDielectronVarManager::kv0C3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1907 ep2.CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy); qvec.Set(qx,qy);
1908 values[AliDielectronVarManager::kv0A0rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1909 ep2.CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy); qvec.Set(qx,qy);
1910 values[AliDielectronVarManager::kv0A3rpH2] = ((TMath::Abs(qvec.X())>1.0e-10) ? TMath::ATan2(qvec.Y(),qvec.X())/2.0 : 0.0);
1914 const AliAODVertex *vtxtpc = GetVertex(event, AliAODVertex::kMainTPC);
1915 values[AliDielectronVarManager::kNVtxContribTPC] = (vtxtpc ? vtxtpc->GetNContributors() : 0);
1919 inline void AliDielectronVarManager::FillVarMCEvent(const AliMCEvent *event, Double_t * const values)
1922 // Fill event information available for histogramming into an array
1925 // Fill common AliVEvent interface information
1926 // FillVarVEvent(event, values);
1927 const AliVVertex* vtx = event->GetPrimaryVertex();
1928 values[AliDielectronVarManager::kXvPrim] = (vtx ? vtx->GetX() : 0.0);
1929 values[AliDielectronVarManager::kYvPrim] = (vtx ? vtx->GetY() : 0.0);
1930 values[AliDielectronVarManager::kZvPrim] = (vtx ? vtx->GetZ() : 0.0);
1931 // Fill AliMCEvent interface specific information
1932 values[AliDielectronVarManager::kNch] = AliDielectronHelper::GetNch(event, 1.6);
1933 values[AliDielectronVarManager::kNch05] = AliDielectronHelper::GetNch(event, 0.5);
1934 values[AliDielectronVarManager::kNch10] = AliDielectronHelper::GetNch(event, 1.0);
1936 values[AliDielectronVarManager::kNumberOfJPsis] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11);
1937 values[AliDielectronVarManager::kNumberOfJPsisPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 1);
1938 values[AliDielectronVarManager::kNumberOfJPsisNPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 0);
1941 inline void AliDielectronVarManager::FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values)
1944 // Fill TPC event plane information after correction
1947 TVector2 *qcorr = const_cast<AliEventplane *>(evplane)->GetQVector(); // This is the "corrected" Q-Vector
1948 TVector2 *qcsub1 = const_cast<AliEventplane *>(evplane)->GetQsub1();
1949 TVector2 *qcsub2 = const_cast<AliEventplane *>(evplane)->GetQsub2();
1951 values[AliDielectronVarManager::kTPCxH2] = qcorr->X();
1952 values[AliDielectronVarManager::kTPCyH2] = qcorr->Y();
1953 values[AliDielectronVarManager::kTPCmagH2] = qcorr->Mod();
1954 values[AliDielectronVarManager::kTPCrpH2] = ((TMath::Abs(qcorr->X())>1.0e-10) ? TMath::ATan2(qcorr->Y(),qcorr->X())/2.0 : 0.0);
1956 values[AliDielectronVarManager::kCosTPCrpH2] = TMath::Cos( 2.* values[AliDielectronVarManager::kTPCrpH2] );
1957 values[AliDielectronVarManager::kSinTPCrpH2] = TMath::Sin( 2.* values[AliDielectronVarManager::kTPCrpH2] );
1959 // correlations for event plane resoultion
1960 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1961 values[AliDielectronVarManager::kTPCrpH2]) );
1962 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1963 values[AliDielectronVarManager::kTPCrpH2]) );
1964 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1965 values[AliDielectronVarManager::kv0CrpH2]) );
1966 values[AliDielectronVarManager::kv0Av0C0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1967 values[AliDielectronVarManager::kv0C0rpH2]) );
1968 values[AliDielectronVarManager::kv0Av0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1969 values[AliDielectronVarManager::kv0C3rpH2]) );
1970 values[AliDielectronVarManager::kv0Cv0A0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1971 values[AliDielectronVarManager::kv0A0rpH2]) );
1972 values[AliDielectronVarManager::kv0Cv0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1973 values[AliDielectronVarManager::kv0A3rpH2]) );
1974 values[AliDielectronVarManager::kv0A0v0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0A0rpH2] -
1975 values[AliDielectronVarManager::kv0A3rpH2]) );
1976 values[AliDielectronVarManager::kv0C0v0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0C0rpH2] -
1977 values[AliDielectronVarManager::kv0C3rpH2]) );
1979 if(qcsub1 && qcsub2) {
1980 values[AliDielectronVarManager::kTPCsub1xH2] = qcsub1->X();
1981 values[AliDielectronVarManager::kTPCsub1yH2] = qcsub1->Y();
1982 values[AliDielectronVarManager::kTPCsub1rpH2] = ((TMath::Abs(qcsub1->X())>1.0e-10) ? TMath::ATan2(qcsub1->Y(),qcsub1->X())/2.0 : 0.0);
1984 values[AliDielectronVarManager::kTPCsub2xH2] = qcsub2->X();
1985 values[AliDielectronVarManager::kTPCsub2yH2] = qcsub2->Y();
1986 values[AliDielectronVarManager::kTPCsub2rpH2] = ((TMath::Abs(qcsub2->X())>1.0e-10) ? TMath::ATan2(qcsub2->Y(),qcsub2->X())/2.0 : 0.0);
1988 values[AliDielectronVarManager::kTPCsub12DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1989 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1990 values[AliDielectronVarManager::kTPCsub12DiffH2Sin] = TMath::Sin( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1991 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1996 inline void AliDielectronVarManager::InitESDpid(Int_t type)
1999 // initialize PID parameters
2000 // type=0 is simulation
2003 if (!fgPIDResponse) fgPIDResponse=new AliESDpid((Bool_t)(type==0));
2004 Double_t alephParameters[5];
2006 alephParameters[0] = 2.15898e+00/50.;
2007 alephParameters[1] = 1.75295e+01;
2008 alephParameters[2] = 3.40030e-09;
2009 alephParameters[3] = 1.96178e+00;
2010 alephParameters[4] = 3.91720e+00;
2011 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
2015 alephParameters[0] = 0.0283086/0.97;
2016 alephParameters[1] = 2.63394e+01;
2017 alephParameters[2] = 5.04114e-11;
2018 alephParameters[3] = 2.12543e+00;
2019 alephParameters[4] = 4.88663e+00;
2020 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
2021 fgPIDResponse->GetTPCResponse().SetMip(50.);
2024 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
2025 alephParameters[0],alephParameters[1],alephParameters[2],
2026 alephParameters[3],alephParameters[4]);
2028 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
2031 inline void AliDielectronVarManager::InitAODpidUtil(Int_t type)
2033 if (!fgPIDResponse) fgPIDResponse=new AliAODpidUtil;
2034 Double_t alephParameters[5];
2036 alephParameters[0] = 2.15898e+00/50.;
2037 alephParameters[1] = 1.75295e+01;
2038 alephParameters[2] = 3.40030e-09;
2039 alephParameters[3] = 1.96178e+00;
2040 alephParameters[4] = 3.91720e+00;
2041 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
2045 alephParameters[0] = 0.0283086/0.97;
2046 alephParameters[1] = 2.63394e+01;
2047 alephParameters[2] = 5.04114e-11;
2048 alephParameters[3] = 2.12543e+00;
2049 alephParameters[4] = 4.88663e+00;
2050 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
2051 fgPIDResponse->GetTPCResponse().SetMip(50.);
2054 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
2055 alephParameters[0],alephParameters[1],alephParameters[2],
2056 alephParameters[3],alephParameters[4]);
2058 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
2062 inline void AliDielectronVarManager::InitEstimatorAvg(const Char_t* filename)
2065 // initialize the profile histograms neccessary for the correction of the multiplicity estimators in pp collisions
2068 const Char_t* estimatorNames[9] = {"SPDmult05","SPDmult10","SPDmult16",
2069 "ITSTPC05", "ITSTPC10", "ITSTPC16",
2070 "ITSSA05", "ITSSA10", "ITSSA16"};
2071 const Char_t* periodNames[4] = {"LHC10b", "LHC10c", "LHC10d", "LHC10e"};
2072 TFile* file=TFile::Open(filename);
2075 for(Int_t ip=0; ip<4; ++ip) {
2076 for(Int_t ie=0; ie<9; ++ie) {
2077 fgMultEstimatorAvg[ip][ie] = (TProfile*)(file->Get(Form("%s_%s",estimatorNames[ie],periodNames[ip]))->Clone(Form("%s_%s_clone",estimatorNames[ie],periodNames[ip])));
2083 inline void AliDielectronVarManager::InitTRDpidEffHistograms(const Char_t* filename)
2086 // initialize the 3D histograms with the TRD pid efficiency histograms
2089 // reset the centrality ranges and the efficiency histograms
2090 for(Int_t i=0; i<10; ++i) { // centrality ranges
2091 for(Int_t j=0; j<4; ++j) fgTRDpidEffCentRanges[i][j] = -1.;
2092 if(fgTRDpidEff[i][0]) {
2093 delete fgTRDpidEff[i][0];
2094 fgTRDpidEff[i][0] = 0x0;
2096 if(fgTRDpidEff[i][1]) {
2097 delete fgTRDpidEff[i][1];
2098 fgTRDpidEff[i][1] = 0x0;
2102 TFile* file=TFile::Open(filename);
2103 TList* keys=file->GetListOfKeys();
2104 Int_t idxp=0; Int_t idxn=0;
2105 for(Int_t i=0; i<keys->GetEntries(); ++i) {
2106 if(idxp>=10) continue;
2107 if(idxn>=10) continue;
2108 TString name=((TKey*)keys->At(i))->ReadObj()->GetName();
2109 // Name of histograms should be in the format:
2110 // TRDeff<field>_cent_<centLow>_<centHigh>
2111 // <field> is either "BPLUS" or "BMINUS"
2112 if(!(name.Contains("BPLUS") || name.Contains("BMINUS"))) continue;
2113 TObjArray* arr = name.Tokenize("_");
2114 Bool_t isBplus = kTRUE;
2115 if(name.Contains("BMINUS")) isBplus = kFALSE;
2116 TString centMinStr = arr->At(2)->GetName();
2117 TString centMaxStr = arr->At(3)->GetName();
2120 fgTRDpidEffCentRanges[idxp][2] = centMinStr.Atof();
2121 fgTRDpidEffCentRanges[idxp][3] = centMaxStr.Atof();
2122 fgTRDpidEff[idxp][1] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
2126 fgTRDpidEffCentRanges[idxn][0] = centMinStr.Atof();
2127 fgTRDpidEffCentRanges[idxn][1] = centMaxStr.Atof();
2128 fgTRDpidEff[idxn][0] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
2134 inline void AliDielectronVarManager::InitEffMap(const Char_t* filename) {
2136 // init an efficiency object for on-the-fly correction calculations
2139 TFile* file=TFile::Open(filename);
2140 THnBase *hGen = (THnBase*) file->Get("hGenerated");
2141 THnBase *hFnd = (THnBase*) file->Get("hFound");
2142 if(!hFnd || !hGen) return;
2144 fgEffMap = (THnBase*) hFnd->Clone("effMap");
2147 fgEffMap->Divide(hFnd, hGen);//, 1, 1, ""); //assume uncorrelated err, otherwise give option "B"
2148 if(fgEffMap) printf("[I] AliDielectronVarManager::InitEffMap efficiency maps loaded! \n");
2151 inline Double_t AliDielectronVarManager::GetSingleLegEff(Double_t * const values) {
2153 // get the single leg efficiency for a given particle
2155 if(!fgEffMap) return -1.;
2157 Int_t dim=fgEffMap->GetNdimensions();
2159 for(Int_t idim=0; idim<dim; idim++) {
2160 UInt_t var = GetValueType(fgEffMap->GetAxis(idim)->GetName());
2161 idx[idim] = fgEffMap->GetAxis(idim)->FindBin(values[var]);
2162 if(idx[idim] < 0 || idx[idim]>fgEffMap->GetAxis(idim)->GetNbins())
2163 printf(" [E] AliDielectronVarManager::GetSingleLegEff values %f for %s not found in axis range \n",values[var],fgEffMap->GetAxis(idim)->GetName());
2164 // printf(" (%d,%f,%s) \t",idx[idim],values[var],fgEffMap->GetAxis(idim)->GetName());
2166 // printf(" bin content %f+-%f \n",fgEffMap->GetBinContent(idx), fgEffMap->GetBinError(idx));
2167 return (fgEffMap->GetBinContent(idx));
2171 inline void AliDielectronVarManager::InitVZEROCalibrationHistograms(Int_t runNo) {
2173 // Initialize the VZERO channel-by-channel calibration histograms
2176 //initialize only once
2177 if(fgVZEROCalib[0]) return;
2179 for(Int_t i=0; i<64; ++i)
2180 if(fgVZEROCalib[i]) {
2181 delete fgVZEROCalib[i];
2182 fgVZEROCalib[i] = 0x0;
2185 TFile file(fgVZEROCalibrationFile.Data());
2187 for(Int_t i=0; i<64; ++i){
2188 fgVZEROCalib[i] = (TProfile2D*)(file.Get(Form("RUN%d_ch%d_VtxCent", runNo, i)));
2189 if (fgVZEROCalib[i]) fgVZEROCalib[i]->SetDirectory(0x0);
2194 inline void AliDielectronVarManager::InitVZERORecenteringHistograms(Int_t runNo) {
2196 // Initialize the VZERO event plane recentering histograms
2199 //initialize only once
2200 if(fgVZERORecentering[0][0]) return;
2202 for(Int_t i=0; i<2; ++i)
2203 for(Int_t j=0; j<2; ++j)
2204 if(fgVZERORecentering[i][j]) {
2205 delete fgVZERORecentering[i][j];
2206 fgVZERORecentering[i][j] = 0x0;
2209 TFile file(fgVZERORecenteringFile.Data());
2210 if (!file.IsOpen()) return;
2212 fgVZERORecentering[0][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxA_CentVtx", runNo)));
2213 fgVZERORecentering[0][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyA_CentVtx", runNo)));
2214 fgVZERORecentering[1][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxC_CentVtx", runNo)));
2215 fgVZERORecentering[1][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyC_CentVtx", runNo)));
2217 if (fgVZERORecentering[0][0]) fgVZERORecentering[0][0]->SetDirectory(0x0);
2218 if (fgVZERORecentering[0][1]) fgVZERORecentering[0][1]->SetDirectory(0x0);
2219 if (fgVZERORecentering[1][0]) fgVZERORecentering[1][0]->SetDirectory(0x0);
2220 if (fgVZERORecentering[1][1]) fgVZERORecentering[1][1]->SetDirectory(0x0);
2225 inline Double_t AliDielectronVarManager::GetTRDpidEfficiency(Int_t runNo, Double_t centrality,
2226 Double_t eta, Double_t trdPhi, Double_t pout,
2229 // return the efficiency in the given phase space cell
2231 // LHC10h data----------------------------------------------
2232 Bool_t isBplus = kTRUE;
2233 if(runNo<=138275) isBplus = kFALSE;
2234 // TODO: check magnetic polarity for runs in 2011 data
2235 // ---------------------------------------------------------
2237 for(Int_t icent=0; icent<10; ++icent) {
2239 if(centrality>=fgTRDpidEffCentRanges[icent][2] && centrality<fgTRDpidEffCentRanges[icent][3]) {
2245 if(centrality>=fgTRDpidEffCentRanges[icent][0] && centrality<fgTRDpidEffCentRanges[icent][1]) {
2252 if (centIdx<0) return 1;
2254 TH3D* effH = fgTRDpidEff[centIdx][(isBplus ? 1 : 0)];
2255 if(!effH) {effErr=0x0; return 1.0;}
2256 Int_t etaBin = effH->GetXaxis()->FindBin(eta);
2257 if(eta<effH->GetXaxis()->GetXmin()) etaBin=1;
2258 if(eta>effH->GetXaxis()->GetXmax()) etaBin=effH->GetXaxis()->GetNbins();
2259 Int_t phiBin = effH->GetYaxis()->FindBin(trdPhi);
2260 if(trdPhi<effH->GetYaxis()->GetXmin()) phiBin=1;
2261 if(trdPhi>effH->GetYaxis()->GetXmax()) phiBin=effH->GetYaxis()->GetNbins();
2262 Int_t poutBin = effH->GetZaxis()->FindBin(pout);
2263 if(pout<effH->GetZaxis()->GetXmin()) poutBin=1;
2264 if(pout>effH->GetZaxis()->GetXmax()) poutBin=effH->GetZaxis()->GetNbins();
2265 Double_t eff = effH->GetBinContent(etaBin, phiBin, poutBin);
2266 effErr = effH->GetBinError(etaBin, phiBin, poutBin);
2275 inline void AliDielectronVarManager::SetEvent(AliVEvent * const ev)
2279 if (fgKFVertex) delete fgKFVertex;
2282 if (ev->GetPrimaryVertex()) fgKFVertex=new AliKFVertex(*ev->GetPrimaryVertex());
2284 for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2285 AliDielectronVarManager::Fill(fgEvent, fgData);
2288 inline void AliDielectronVarManager::SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues])
2290 for (Int_t i=0; i<kNMaxValues;++i) fgData[i]=0.;
2291 for (Int_t i=kPairMax; i<kNMaxValues;++i) fgData[i]=data[i];
2295 inline Bool_t AliDielectronVarManager::GetDCA(const AliAODTrack *track, Double_t d0z0[2])
2297 if(track->TestBit(AliAODTrack::kIsDCA)){
2298 d0z0[0]=track->DCA();
2299 d0z0[1]=track->ZAtDCA();
2305 Double_t covd0z0[3];
2306 //AliAODTrack copy(*track);
2307 AliExternalTrackParam etp; etp.CopyFromVTrack(track);
2309 Float_t xstart = etp.GetX();
2313 //printf("This method can be used only for propagation inside the beam pipe \n");
2318 AliAODVertex *vtx =(AliAODVertex*)(fgEvent->GetPrimaryVertex());
2319 Double_t fBzkG = fgEvent->GetMagneticField(); // z componenent of field in kG
2320 ok = etp.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
2321 //ok = copy.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
2330 inline void AliDielectronVarManager::SetTPCEventPlane(AliEventplane *const evplane)
2333 fgTPCEventPlane = evplane;
2334 FillVarTPCEventPlane(evplane,fgData);
2335 // for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2336 // AliDielectronVarManager::Fill(fgEvent, fgData);
2340 //_________________________________________________________________
2341 inline void AliDielectronVarManager::GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption) {
2343 // Get the reaction plane from the VZERO detector for a given harmonic
2345 // sideOption = 0- V0A, 1- V0C, 2-both
2346 // Q{x,y} = SUM_i mult(i) * {cos(n*phi_i), sin(n*phi_i)}
2347 // phi_i - phi angle of the VZERO sector i
2348 // Each sector covers 45 degrees(8 sectors per ring). Middle of sector 0 is at 45/2
2353 // at the next ring continues the same
2355 // channel 9: 22.5 + 45
2357 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)
2358 const Double_t kY[8] = {0.38268, 0.92388, 0.92388, 0.38268, -0.38268, -0.92388, -0.92388, -0.38268}; // sines -- " --
2362 // get centrality and vertex for this event
2363 Double_t centralitySPD = -1; Double_t vtxZ = -999.;
2364 if(event->IsA() == AliESDEvent::Class()) {
2365 const AliESDEvent* esdEv = static_cast<const AliESDEvent*>(event);
2366 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(esdEv)->GetCentrality();
2367 if(esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
2369 if(event->IsA() == AliAODEvent::Class()) {
2370 const AliAODEvent* aodEv = static_cast<const AliAODEvent*>(event);
2371 AliAODHeader *header = aodEv->GetHeader();
2372 AliCentrality *aodCentrality = header->GetCentralityP();
2373 if(aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
2375 const AliVVertex *primVtx = event->GetPrimaryVertex();
2376 if(!primVtx) return;
2377 vtxZ = primVtx->GetZ();
2378 if(TMath::Abs(vtxZ)>10.) return;
2379 if(centralitySPD<0. || centralitySPD>80.) return;
2381 Int_t binCent = -1; Int_t binVtx = -1;
2382 if(fgVZEROCalib[0]) {
2383 binVtx = fgVZEROCalib[0]->GetXaxis()->FindBin(vtxZ);
2384 binCent = fgVZEROCalib[0]->GetYaxis()->FindBin(centralitySPD);
2387 AliVVZERO* vzero = event->GetVZEROData();
2388 Double_t average = 0.0;
2389 for(Int_t iChannel=0; iChannel<64; ++iChannel) {
2390 if(iChannel<32 && sideOption==0) continue;
2391 if(iChannel>=32 && sideOption==1) continue;
2393 mult = vzero->GetMultiplicity(iChannel);
2394 if(fgVZEROCalib[iChannel])
2395 average = fgVZEROCalib[iChannel]->GetBinContent(binVtx, binCent);
2396 if(average>1.0e-10 && mult>0.5)
2401 qvec[0] += mult*(2.0*TMath::Power(kX[phi],2.0)-1);
2402 qvec[1] += mult*(2.0*kX[phi]*kY[phi]);
2403 } // end loop over channels
2406 if(fgVZERORecentering[0][0]) {
2407 // printf("vzero: %p\n",fgVZERORecentering[0][0]);
2408 Int_t binCentRecenter = -1; Int_t binVtxRecenter = -1;
2409 binCentRecenter = fgVZERORecentering[0][0]->GetXaxis()->FindBin(centralitySPD);
2410 binVtxRecenter = fgVZERORecentering[0][0]->GetYaxis()->FindBin(vtxZ);
2411 if(sideOption==0) { // side A
2412 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2413 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2415 if(sideOption==1) { // side C
2416 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2417 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2419 if(sideOption==2) { // side A and C together
2420 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2421 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2422 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2423 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2427 // calculate the reaction plane
2428 if(TMath::Abs(qvec[0])>1.0e-10)
2429 qvec[2] = TMath::ATan2(qvec[1],qvec[0])/2.0;
2432 //______________________________________________________________________________
2433 inline AliAODVertex* AliDielectronVarManager::GetVertex(const AliAODEvent* event, AliAODVertex::AODVtx_t vtype) {
2435 Int_t nVertices=event->GetNumberOfVertices();
2436 for(Int_t iVert=0; iVert<nVertices; iVert++){
2437 AliAODVertex *v=event->GetVertex(iVert);
2438 // printf(" vtx %d contrib %d daughters %d \n ",v->GetType(),v->GetNContributors(), v->GetNDaughters());
2439 if(v->GetType()==vtype) return v;
2445 inline void AliDielectronVarManager::FillValues(const TParticle *particle, Double_t *values)
2448 // Fill track information available for histogramming into an array
2451 // Fill TParticle interface information
2452 values[AliDielectronVarManager::kPx] = particle->Px();
2453 values[AliDielectronVarManager::kPy] = particle->Py();
2454 values[AliDielectronVarManager::kPz] = particle->Pz();
2455 values[AliDielectronVarManager::kPt] = particle->Pt();
2456 values[AliDielectronVarManager::kP] = particle->P();
2458 values[AliDielectronVarManager::kXv] = particle->Vx();
2459 values[AliDielectronVarManager::kYv] = particle->Vy();
2460 values[AliDielectronVarManager::kZv] = particle->Vz();
2462 values[AliDielectronVarManager::kOneOverPt] = 1./particle->Pt();
2463 values[AliDielectronVarManager::kPhi] = particle->Phi();
2464 values[AliDielectronVarManager::kTheta] =
2465 values[AliDielectronVarManager::kEta] = particle->Eta();
2466 values[AliDielectronVarManager::kY] =
2468 values[AliDielectronVarManager::kE] = particle->Energy();
2469 values[AliDielectronVarManager::kM] = particle->GetMass();
2471 values[AliDielectronVarManager::kCharge] = particle->GetPDG()->Charge()/3; // uggly