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>
28 #include <TDatabasePDG.h>
32 #include <AliVEvent.h>
33 #include <AliESDEvent.h>
34 #include <AliAODEvent.h>
35 #include <AliMCEvent.h>
36 #include <AliVVertex.h>
37 #include <AliESDVertex.h>
38 #include <AliAODVertex.h>
39 #include <AliEventplane.h>
41 #include <AliESDVZERO.h>
42 #include <AliAODVZERO.h>
44 #include <AliVParticle.h>
45 #include <AliESDtrack.h>
46 #include <AliAODTrack.h>
47 #include <AliAODPid.h>
48 #include <AliKFParticle.h>
49 #include <AliKFVertex.h>
50 #include <AliMCParticle.h>
51 #include <AliAODMCParticle.h>
52 #include <AliVTrack.h> // ?
54 #include <AliExternalTrackParam.h>
55 #include <AliESDpid.h>
56 #include <AliCentrality.h>
57 #include <AliAODpidUtil.h>
59 #include <AliPIDResponse.h>
61 #include "AliDielectronPair.h"
62 #include "AliDielectronMC.h"
63 #include "AliDielectronPID.h"
64 #include "AliDielectronHelper.h"
68 //________________________________________________________________
69 class AliDielectronVarManager : public TNamed {
73 // Particle specific variables
78 kPt, // transverse momentum
80 kXv, // vertex position in x
81 kYv, // vertex position in y
82 kZv, // vertex position in z
85 kTheta, // theta angle
86 kEta, // pseudo-rapidity
91 kNclsITS, // number of clusters assigned in the ITS
92 kITSchi2Cl, // chi2/cl in the ITS
93 kNclsTPC, // number of clusters assigned in the TPC
94 kNclsSTPC, // number of shared clusters assigned in the TPC
95 kNclsSFracTPC, // fraction of shared clusters assigned in the TPC
96 kNclsTPCiter1, // number of clusters assigned in the TPC after first iteration
97 kNFclsTPC, // number of findable clusters in the TPC
98 kNFclsTPCr, // number of findable clusters(crossed rows) in the TPC with more robust definition
99 kNFclsTPCrFrac, // number of found/findable clusters in the TPC with more robust definition
100 kNFclsTPCfCross, // fraction crossed rows/findable clusters in the TPC, as done in AliESDtrackCuts
101 kTPCsignalN, // number of points used for dEdx
102 kTPCsignalNfrac, // fraction of points used for dEdx / cluster used for tracking
103 kTPCchi2Cl, // chi2/cl in TPC
104 kTPCclsDiff, // TPC cluster difference
105 kTPCclsSegments, // TPC cluster segments
106 kTrackStatus, // track status bits
107 kFilterBit, // AOD filter bits
109 kNclsTRD, // number of clusters assigned in the TRD
110 kTRDntracklets, // number of TRD tracklets used for tracking/PID TODO: correct getter
111 kTRDpidQuality, // number of TRD tracklets used for PID
112 kTRDchi2, // chi2 in TRD
113 kTRDprobEle, // TRD electron pid probability
114 kTRDprobPio, // TRD electron pid probability
115 kTRDprob2DEle, // TRD electron pid probability 2D LQ
116 kTRDprob2DPio, // TRD electron pid probability 2D LQ
117 kTRDphi, // Phi angle of the track at the entrance of the TRD
118 kTRDpidEffLeg, // TRD pid efficiency from conversion electrons
119 kTRDsignal, // TRD signal
121 kImpactParXY, // Impact parameter in XY plane
122 kImpactParZ, // Impact parameter in Z
123 kTrackLength, // Track length
126 kPdgCode, // PDG code
128 kPdgCodeGrandMother, // PDG code of the grandmother
129 kHasCocktailMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
130 kHasCocktailGrandMother, // true if particle is added via MC generator cocktail (AliDielectronSignal::kDirect)
131 kNumberOfDaughters, // number of daughters
132 kHaveSameMother, // check that particles have the same mother (MC)
133 kIsJpsiPrimary, // check if the particle is primary (MC)
134 kNumberOfJPsis, // number of generated inclusive jpsis per event (MC)
135 kNumberOfJPsisPrompt, // number of generated prompt jpsis per event (MC)
136 kNumberOfJPsisNPrompt, // number of generated non-prompt jpsis per event (MC)
138 kITSsignal, // ITS dE/dx signal
139 kITSsignalSSD1, // SSD1 dE/dx signal
140 kITSsignalSSD2, // SSD2 dE/dx signal
141 kITSsignalSDD1, // SDD1 dE/dx signal
142 kITSsignalSDD2, // SDD2 dE/dx signal
143 kITSclusterMap, // ITS cluster map
144 kITSLayerFirstCls, // No of innermost ITS layer with a cluster of a track
145 kITSnSigmaEle, // number of sigmas to the dE/dx electron line in the ITS
146 kITSnSigmaPio, // number of sigmas to the dE/dx pion line in the ITS
147 kITSnSigmaMuo, // number of sigmas to the dE/dx muon line in the ITS
148 kITSnSigmaKao, // number of sigmas to the dE/dx kaon line in the ITS
149 kITSnSigmaPro, // number of sigmas to the dE/dx proton line in the ITS
151 kPIn, // momentum at inner wall of TPC (if available), used for PID
152 kPOut, // momentum at outer wall of TPC, used for TRD studies
153 kYsignedIn, // signed local y at inner wall of TPC
154 kTPCsignal, // TPC dE/dx signal
156 kTOFsignal, // TOF signal
157 kTOFbeta, // TOF beta
158 kTOFPIDBit, // TOF PID bit (1:set, 0:TOF not available)a
159 kTOFmismProb, // and mismatchPorbability as explain in TOF-twiki
161 kTPCnSigmaEle, // number of sigmas to the dE/dx electron line in the TPC
162 kTPCnSigmaPio, // number of sigmas to the dE/dx pion line in the TPC
163 kTPCnSigmaMuo, // number of sigmas to the dE/dx muon line in the TPC
164 kTPCnSigmaKao, // number of sigmas to the dE/dx kaon line in the TPC
165 kTPCnSigmaPro, // number of sigmas to the dE/dx proton line in the TPC
167 kTOFnSigmaEle, // number of sigmas to the electron line in the TOF
168 kTOFnSigmaPio, // number of sigmas to the pion line in the TOF
169 kTOFnSigmaMuo, // number of sigmas to the muon line in the TOF
170 kTOFnSigmaKao, // number of sigmas to the kaon line in the TOF
171 kTOFnSigmaPro, // number of sigmas to the proton line in the TOF
173 kEMCALnSigmaEle, // number of sigmas to the proton line in the TOF
174 kEMCALEoverP, // E over P from EMCAL
175 kEMCALE, // E from EMCAL
176 kEMCALNCells, // NCells from EMCAL
177 kEMCALM02, // M02 showershape parameter
178 kEMCALM20, // M20 showershape parameter
179 kEMCALDispersion, // Dispersion paramter
181 kV0Index0, // v0 index 0
182 kKinkIndex0, // kink index 0
185 // TODO: kRNClusters ??
186 // AliDielectronPair specific variables
187 kChi2NDF = kParticleMax, // Chi^2/NDF
188 kDecayLength, // decay length
189 kR, // distance to the origin
190 kOpeningAngle, // opening angle
191 kCosPointingAngle, // cosine of the pointing angle
192 kArmAlpha, // Armenteros-Podolanski alpha
193 kArmPt, // Armenteros-Podolanski pt
194 // helicity picture: Z-axis is considered the direction of the mother's 3-momentum vector
195 kThetaHE, // theta in mother's rest frame in the helicity picture
196 kPhiHE, // phi in mother's rest frame in the helicity picture
197 kThetaSqHE, // squared value of kThetaHE
198 kCos2PhiHE, // Cosine of 2*phi in mother's rest frame in the helicity picture
199 kCosTilPhiHE, // Shifted phi depending on kThetaHE
200 // Collins-Soper picture: Z-axis is considered the direction of the vectorial difference between
201 // the 3-mom vectors of target and projectile beams
202 kThetaCS, // theta in mother's rest frame in Collins-Soper picture
203 kPhiCS, // phi in mother's rest frame in Collins-Soper picture
204 kThetaSqCS, // squared value of kThetaCS
205 kPsiPair, // phi in mother's rest frame in Collins-Soper picture
206 kPhivPair, // angle between ee plane and the magnetic field (can be useful for conversion rejection)
207 kPairPlanev0rpH2Angle, // angle between ee plane and VZERO-C reaction plane
208 kPairPlaneMagAngle, // angle between ee plane and strong magnetic field
209 kCos2PhiCS, // Cosine of 2*phi in mother's rest frame in the Collins-Soper picture
210 kCosTilPhiCS, // Shifted phi depending on kThetaCS
211 kDeltaPhiV0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
212 kDeltaPhiV0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
213 kDeltaPhiV0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A + V0-C
214 kV0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
215 kV0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
216 kV0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
217 kDeltaPhiv0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A (EPtask)
218 kDeltaPhiv0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
219 kDeltaPhiv0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-AC
220 kv0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A (EPtask)
221 kv0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
222 kv0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
224 kLegDist, // distance of the legs
225 kLegDistXY, // distance of the legs in XY
226 kDeltaEta, // Absolute value of Delta Eta for the legs
227 kDeltaPhi, // Absolute value of Delta Phi for the legs
228 kMerr, // error of mass calculation
229 kDCA, // distance of closest approach TODO: not implemented yet
230 kPairType, // type of the pair, like like sign ++ unlikesign ...
231 kPseudoProperTime, // pseudo proper time
232 kPseudoProperTimeErr, // pseudo proper time error
233 kPseudoProperTimeResolution, // resolution for pseudo proper decay time (reconstructed - MC truth)
234 kPseudoProperTimePull, // normalizd resolution for pseudo proper time = (reco - MC truth)/dReco
235 kTRDpidEffPair, // TRD pid efficieny from conversion electrons
236 kMomAsymDau1, // momentum fraction of daughter1
237 kMomAsymDau2, // momentum fraction of daughter2
239 // Event specific variables
240 kXvPrim=kPairMax, // prim vertex
241 kYvPrim, // prim vertex
242 kZvPrim, // prim vertex
243 kXRes, // primary vertex x-resolution
244 kYRes, // primary vertex y-resolution
245 kZRes, // primary vertex z-resolution
246 kPhiMaxPt, // phi angle of the track with maximum pt
247 kMaxPt, // track with maximum pt
249 //// v0 reaction plane quantities from AliEPSelectionTaks
250 kv0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
251 kv0CrpH2, // reaction plane
252 kv0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
253 kv0AxH2, // VZERO-A x-component of the Q vector for 2nd harmonic
254 kv0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
255 kv0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
256 kv0CyH2, // VZERO-C y-component of the Q vector for 2nd harmonic
257 kv0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
258 kv0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
259 kv0AmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
260 kv0CmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
261 kv0ACmagH2, // VZERO-A the Q vectors magnitude for 2nd harmonic
262 kv0A0rpH2, // VZERO-A 1st ring reaction plane of the Q vector for 2nd harmonic
263 kv0A3rpH2, // VZERO-A last ring reaction plane of the Q vector for 2nd harmonic
264 kv0C0rpH2, // VZERO-C 1st ring reaction plane of the Q vector for 2nd harmonic
265 kv0C3rpH2, // VZERO-C last ring reaction plane of the Q vector for 2nd harmonic
266 kv0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
267 kv0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
268 kv0Av0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
269 kv0Av0C0DiffH2, // V0A-ring 0 ofV0C reaction plane difference for 2nd harmonic
270 kv0Av0C3DiffH2, // V0A-ring 3 ofV0C reaction plane difference for 2nd harmonic
271 kv0Cv0A0DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
272 kv0Cv0A3DiffH2, // V0C-ring 3 ofV0A reaction plane difference for 2nd harmonic
273 kv0A0v0A3DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
274 kv0C0v0C3DiffH2, // V0C-ring 0 ofV0A reaction plane difference for 2nd harmonic
276 kMultV0A, // VZERO multiplicity and ADC amplitudes
283 // VZERO reaction plane quantities
284 kV0AxH2=kVZEROchMult+64, // VZERO-A x-component of the Q vector for 2nd harmonic
285 kV0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
286 kV0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
287 kV0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
288 kV0CyH2, // y-component
289 kV0CrpH2, // reaction plane
290 kV0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
291 kV0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
292 kV0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
293 kV0ArpResH2, // 2nd harmonic reaction plane resolution for V0A
295 kV0ACrpResH2, // V0A+V0C
296 kV0XaXcH2, // Correlation quantities to check V0 reaction plane quality
302 kV0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
303 kV0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
304 kV0AV0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
305 // TPC reaction plane quantities
306 kTPCxH2, // TPC x-component of the Q vector for 2nd harmonic (corrected)
307 kTPCyH2, // TPC y-component of the Q vector for 2nd harmonic (corrected)
308 kTPCmagH2, // TPC reaction plane the Q vectors magnitude for 2nd harmonic (corrected)
309 kTPCrpH2, // TPC reaction plane angle of the Q vector for 2nd harmonic (corrected)
310 kTPCsub1xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 1)
311 kTPCsub1yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 1)
312 kTPCsub1rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 1)
313 kTPCsub2xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 2)
314 kTPCsub2yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 2)
315 kTPCsub2rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 2)
316 kTPCsub12DiffH2, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic
317 kTPCsub12DiffH2Sin, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic, sinus term
319 kTPCxH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected)
320 kTPCyH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected)
321 kTPCmagH2uc, // TPC reaction plane the Q vectors magnitude for 2nd harmonic (uncorrected)
322 kTPCrpH2uc, // TPC reaction plane angle of the Q vector for 2nd harmonic (uncorrected)
323 kTPCsub1xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
324 kTPCsub1yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
325 kTPCsub1rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 1)
326 kTPCsub2xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
327 kTPCsub2yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
328 kTPCsub2rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 2)
329 kTPCsub12DiffH2uc, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic (uncorrected)
331 kNTrk, // number of tracks (or tracklets) TODO: ambiguous
332 kTracks, // ESD tracks TODO: ambiguous
333 kNVtxContrib, // number of primary vertex contibutors
334 kNVtxContribTPC, // number of TPC vertex contibutors
335 kNacc, // Number of accepted tracks
336 kMatchEffITSTPC, // ruff estimate on the ITS-TPC matching efficiceny
337 kNaccTrcklts, // number of accepted SPD tracklets in |eta|<1.6
338 kNaccTrcklts0916, // number of accepted SPD tracklets in 0.9<|eta|<1.6
340 kNaccTrckltsEsd05, // number of accepted SPD tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
341 kNaccTrckltsEsd10, // number of accepted SPD tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
342 kNaccTrckltsEsd16, // number of accepted SPD tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
343 kNaccTrckltsEsd05Corr, //
344 kNaccTrckltsEsd10Corr, //
345 kNaccTrckltsEsd16Corr, //
346 kNaccItsTpcEsd05, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
347 kNaccItsTpcEsd10, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
348 kNaccItsTpcEsd16, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
349 kNaccItsTpcEsd05Corr, //
350 kNaccItsTpcEsd10Corr, //
351 kNaccItsTpcEsd16Corr, //
353 kNaccItsPureEsd05, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
354 kNaccItsPureEsd10, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
355 kNaccItsPureEsd16, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
356 kNaccItsPureEsd05Corr, //
357 kNaccItsPureEsd10Corr, //
358 kNaccItsPureEsd16Corr, //
359 kRefMult, // reference multiplicity (only in AODs) should be Ntrk w/o double counts
360 kRefMultTPConly, // TPC only Reference Multiplicty (AliESDtrackCuts::GetReferenceMultiplicity(&esd, kTRUE))
362 kNch, // MC true number of charged particles in |eta|<1.6
363 kNch05, // MC true number of charged particles in |eta|<0.5
364 kNch10, // MC true number of charged particles in |eta|<1.0
366 kCentrality, // event centrality fraction
367 kCentralitySPD, // centrality using SPD
368 kNevents, // event counter
369 kRunNumber, // run number
372 // TODO: (for A+A) ZDCEnergy, impact parameter, Iflag??
376 AliDielectronVarManager();
377 AliDielectronVarManager(const char* name, const char* title);
378 virtual ~AliDielectronVarManager();
379 static void Fill(const TObject* particle, Double_t * const values);
380 static void FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values);
382 static void InitESDpid(Int_t type=0);
383 static void InitAODpidUtil(Int_t type=0);
384 static void InitEstimatorAvg(const Char_t* filename);
385 static void InitTRDpidEffHistograms(const Char_t* filename);
386 static void SetVZEROCalibrationFile(const Char_t* filename) {fgVZEROCalibrationFile = filename;}
388 static void SetVZERORecenteringFile(const Char_t* filename) {fgVZERORecenteringFile = filename;}
389 static void SetPIDResponse(AliPIDResponse *pidResponse) {fgPIDResponse=pidResponse;}
390 static AliPIDResponse* GetPIDResponse() { return fgPIDResponse; }
391 static void SetEvent(AliVEvent * const ev);
392 static void SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues]);
393 static Bool_t GetDCA(const AliAODTrack *track, Double_t d0z0[2]);
394 static void SetTPCEventPlane(AliEventplane *const evplane);
395 static void GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption); // 0- V0A; 1- V0C; 2- V0A+V0C
396 static AliAODVertex* GetVertex(const AliAODEvent *event, AliAODVertex::AODVtx_t vtype);
398 static TProfile* GetEstimatorHistogram(Int_t period, Int_t type) {return fgMultEstimatorAvg[period][type];}
399 static Double_t GetTRDpidEfficiency(Int_t runNo, Double_t centrality, Double_t eta, Double_t trdPhi, Double_t pout, Double_t& effErr);
401 static const AliKFVertex* GetKFVertex() {return fgKFVertex;}
403 static const char* GetValueName(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][0]:""; }
404 static const char* GetValueLabel(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][1]:""; }
405 static const char* GetValueUnit(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i][2]:""; }
406 static UInt_t GetValueType(const char* valname);
407 static const Double_t* GetData() {return fgData;}
408 static AliVEvent* GetCurrentEvent() {return fgEvent;}
410 static Double_t GetValue(ValueTypes var) {return fgData[var];}
411 static void SetValue(ValueTypes var, Double_t val) { fgData[var]=val; }
415 static const char* fgkParticleNames[kNMaxValues][3]; //variable names
417 static void FillVarVParticle(const AliVParticle *particle, Double_t * const values);
418 static void FillVarESDtrack(const AliESDtrack *particle, Double_t * const values);
419 static void FillVarAODTrack(const AliAODTrack *particle, Double_t * const values);
420 static void FillVarMCParticle(const AliMCParticle *particle, Double_t * const values);
421 static void FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values);
422 static void FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values);
423 static void FillVarKFParticle(const AliKFParticle *pair, Double_t * const values);
425 static void FillVarVEvent(const AliVEvent *event, Double_t * const values);
426 static void FillVarESDEvent(const AliESDEvent *event, Double_t * const values);
427 static void FillVarAODEvent(const AliAODEvent *event, Double_t * const values);
428 static void FillVarMCEvent(const AliMCEvent *event, Double_t * const values);
429 static void FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values);
431 static void InitVZEROCalibrationHistograms(Int_t runNo);
432 static void InitVZERORecenteringHistograms(Int_t runNo);
434 static AliPIDResponse *fgPIDResponse; // PID response object
435 static AliVEvent *fgEvent; // current event pointer
436 static AliEventplane *fgTPCEventPlane; // current event plane pointer
437 static AliKFVertex *fgKFVertex; // kf vertex
438 static TProfile *fgMultEstimatorAvg[4][9]; // multiplicity estimator averages (4 periods x 9 estimators)
439 static Double_t fgTRDpidEffCentRanges[10][4]; // centrality ranges for the TRD pid efficiency histograms
440 static TH3D *fgTRDpidEff[10][4]; // TRD pid efficiencies from conversion electrons
441 static TString fgVZEROCalibrationFile; // file with VZERO channel-by-channel calibrations
442 static TString fgVZERORecenteringFile; // file with VZERO Q-vector averages needed for event plane recentering
443 static TProfile2D *fgVZEROCalib[64]; // 1 histogram per VZERO channel
444 static TProfile2D *fgVZERORecentering[2][2]; // 2 VZERO sides x 2 Q-vector components
445 static Int_t fgCurrentRun; // current run number
447 static Double_t fgData[kNMaxValues]; //! data
449 AliDielectronVarManager(const AliDielectronVarManager &c);
450 AliDielectronVarManager &operator=(const AliDielectronVarManager &c);
452 ClassDef(AliDielectronVarManager,1);
457 inline void AliDielectronVarManager::Fill(const TObject* object, Double_t * const values)
460 // Main function to fill all available variables according to the type of particle
463 if (object->IsA() == AliESDtrack::Class()) FillVarESDtrack(static_cast<const AliESDtrack*>(object), values);
464 else if (object->IsA() == AliAODTrack::Class()) FillVarAODTrack(static_cast<const AliAODTrack*>(object), values);
465 else if (object->IsA() == AliMCParticle::Class()) FillVarMCParticle(static_cast<const AliMCParticle*>(object), values);
466 else if (object->IsA() == AliAODMCParticle::Class()) FillVarAODMCParticle(static_cast<const AliAODMCParticle*>(object), values);
467 else if (object->IsA() == AliDielectronPair::Class()) FillVarDielectronPair(static_cast<const AliDielectronPair*>(object), values);
468 else if (object->IsA() == AliKFParticle::Class()) FillVarKFParticle(static_cast<const AliKFParticle*>(object),values);
469 // Main function to fill all available variables according to the type of event
471 else if (object->IsA() == AliVEvent::Class()) FillVarVEvent(static_cast<const AliVEvent*>(object), values);
472 else if (object->IsA() == AliESDEvent::Class()) FillVarESDEvent(static_cast<const AliESDEvent*>(object), values);
473 else if (object->IsA() == AliAODEvent::Class()) FillVarAODEvent(static_cast<const AliAODEvent*>(object), values);
474 else if (object->IsA() == AliMCEvent::Class()) FillVarMCEvent(static_cast<const AliMCEvent*>(object), values);
475 else if (object->IsA() == AliEventplane::Class()) FillVarTPCEventPlane(static_cast<const AliEventplane*>(object), values);
476 // else printf(Form("AliDielectronVarManager::Fill: Type %s is not supported by AliDielectronVarManager!", object->ClassName())); //TODO: implement without object needed
479 inline void AliDielectronVarManager::FillVarVParticle(const AliVParticle *particle, Double_t * const values)
482 // Fill track information available in AliVParticle into an array
484 values[AliDielectronVarManager::kPx] = particle->Px();
485 values[AliDielectronVarManager::kPy] = particle->Py();
486 values[AliDielectronVarManager::kPz] = particle->Pz();
487 values[AliDielectronVarManager::kPt] = particle->Pt();
488 values[AliDielectronVarManager::kP] = particle->P();
490 values[AliDielectronVarManager::kXv] = particle->Xv();
491 values[AliDielectronVarManager::kYv] = particle->Yv();
492 values[AliDielectronVarManager::kZv] = particle->Zv();
494 values[AliDielectronVarManager::kOneOverPt] = (particle->Pt()>1.0e-3 ? particle->OneOverPt() : 0.0);
495 values[AliDielectronVarManager::kPhi] = particle->Phi();
496 values[AliDielectronVarManager::kTheta] = particle->Theta();
497 values[AliDielectronVarManager::kEta] = particle->Eta();
498 values[AliDielectronVarManager::kY] = particle->Y();
500 values[AliDielectronVarManager::kE] = particle->E();
501 values[AliDielectronVarManager::kM] = particle->M();
502 values[AliDielectronVarManager::kCharge] = particle->Charge();
504 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
506 // if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
507 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
511 inline void AliDielectronVarManager::FillVarESDtrack(const AliESDtrack *particle, Double_t * const values)
514 // Fill track information available for histogramming into an array
517 // Fill common AliVParticle interface information
518 FillVarVParticle(particle, values);
520 AliESDtrack *esdTrack=0x0;
521 Double_t origdEdx=particle->GetTPCsignal();
523 // apply ETa correction, remove once this is in the tender
524 esdTrack=const_cast<AliESDtrack*>(particle);
525 if (!esdTrack) return;
526 esdTrack->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(esdTrack)/AliDielectronPID::GetCorrValdEdx(),esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
528 Double_t pidProbs[AliPID::kSPECIES];
529 // Fill AliESDtrack interface specific information
530 Double_t tpcNcls=particle->GetTPCNcls();
531 Double_t tpcNclsS = particle->GetTPCnclsS();
532 Double_t itsNcls=particle->GetNcls(0);
533 Double_t tpcSignalN=particle->GetTPCsignalN();
534 Double_t tpcClusFindable=particle->GetTPCNclsF();
535 values[AliDielectronVarManager::kNclsITS] = itsNcls; // TODO: get rid of the plain numbers
536 values[AliDielectronVarManager::kNclsTPC] = tpcNcls; // TODO: get rid of the plain numbers
537 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
538 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
539 values[AliDielectronVarManager::kNclsTPCiter1] = particle->GetTPCNclsIter1(); // TODO: get rid of the plain numbers
540 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
541 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
542 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
543 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
544 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
545 values[AliDielectronVarManager::kTPCsignalNfrac]= tpcNcls>0?tpcSignalN/tpcNcls:0;
546 values[AliDielectronVarManager::kNclsTRD] = particle->GetNcls(2); // TODO: get rid of the plain numbers
547 values[AliDielectronVarManager::kTRDntracklets] = particle->GetTRDntracklets(); // TODO: GetTRDtracklets/GetTRDntracklets?
548 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
549 values[AliDielectronVarManager::kTRDchi2] = particle->GetTRDchi2();
550 values[AliDielectronVarManager::kTRDsignal] = particle->GetTRDsignal();
551 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
552 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
553 const UChar_t threshold = 5;
554 TBits tpcClusterMap = particle->GetTPCClusterMap();
555 UChar_t n=0; UChar_t j=0;
556 for(UChar_t i=0; i<8; ++i) {
558 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
559 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
561 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
562 values[AliDielectronVarManager::kFilterBit] = 0;
564 values[AliDielectronVarManager::kTPCchi2Cl] = -1;
565 if (tpcNcls>0) values[AliDielectronVarManager::kTPCchi2Cl] = particle->GetTPCchi2() / tpcNcls;
566 values[AliDielectronVarManager::kITSchi2Cl] = -1;
567 if (itsNcls>0) values[AliDielectronVarManager::kITSchi2Cl] = particle->GetITSchi2() / itsNcls;
569 particle->GetTRDpid(pidProbs);
570 values[AliDielectronVarManager::kTRDprobEle] = pidProbs[AliPID::kElectron];
571 values[AliDielectronVarManager::kTRDprobPio] = pidProbs[AliPID::kPion];
573 values[AliDielectronVarManager::kV0Index0] = particle->GetV0Index(0);
574 values[AliDielectronVarManager::kKinkIndex0] = particle->GetKinkIndex(0);
576 Float_t impactParXY, impactParZ;
577 particle->GetImpactParameters(impactParXY, impactParZ);
578 values[AliDielectronVarManager::kImpactParXY] = impactParXY;
579 values[AliDielectronVarManager::kImpactParZ] = impactParZ;
582 values[AliDielectronVarManager::kPdgCode]=-1;
583 values[AliDielectronVarManager::kPdgCodeMother]=-1;
584 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
585 values[AliDielectronVarManager::kHasCocktailMother]=0;
586 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
588 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
590 AliDielectronMC *mc=AliDielectronMC::Instance();
593 if (mc->GetMCTrack(particle)) {
594 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
595 Int_t trkLbl = mc->GetMCTrack(particle)->GetLabel();
596 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
598 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
600 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
601 Int_t motherLbl = motherMC->GetLabel();
602 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
604 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
605 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
608 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
613 values[AliDielectronVarManager::kITSsignal] = particle->GetITSsignal();
616 particle->GetITSdEdxSamples(itsdEdx);
618 values[AliDielectronVarManager::kITSsignalSSD1] = itsdEdx[0];
619 values[AliDielectronVarManager::kITSsignalSSD2] = itsdEdx[1];
620 values[AliDielectronVarManager::kITSsignalSDD1] = itsdEdx[2];
621 values[AliDielectronVarManager::kITSsignalSDD2] = itsdEdx[3];
622 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
623 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
625 for (Int_t iC=0; iC<6; iC++) {
626 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
627 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
633 values[AliDielectronVarManager::kTrackLength] = particle->GetIntegratedLength();
635 Double_t mom = particle->GetP();
636 const AliExternalTrackParam *in=particle->GetInnerParam();
637 Double_t ysignedIn=-100;
640 ysignedIn=particle->Charge()*in->GetY();
642 values[AliDielectronVarManager::kPIn]=mom;
643 values[AliDielectronVarManager::kYsignedIn]=ysignedIn;
644 const AliExternalTrackParam *out=particle->GetOuterParam();
645 if(out) values[AliDielectronVarManager::kPOut] = out->GetP();
646 else values[AliDielectronVarManager::kPOut] = mom;
648 Double_t localCoord[3]={0.0};
649 Bool_t localCoordGood = out->GetXYZAt(298.0, ((AliESDEvent*)fgEvent)->GetMagneticField(), localCoord);
650 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.);
652 if(mc->HasMC() && fgTRDpidEff[0][0]) {
653 Int_t runNo = (fgEvent ? fgEvent->GetRunNumber() : -1);
654 Float_t centrality=-1.0;
655 AliCentrality *esdCentrality = (fgEvent ? fgEvent->GetCentrality() : 0x0);
656 if(esdCentrality) centrality = esdCentrality->GetCentralityPercentile("V0M");
658 values[kTRDpidEffLeg] = GetTRDpidEfficiency(runNo, centrality, values[AliDielectronVarManager::kEta],
659 values[AliDielectronVarManager::kTRDphi],
660 values[AliDielectronVarManager::kPOut], effErr);
662 values[AliDielectronVarManager::kTPCsignal]=particle->GetTPCsignal();
664 values[AliDielectronVarManager::kTOFsignal]=particle->GetTOFsignal();
666 Double_t l = particle->GetIntegratedLength(); // cm
667 Double_t t = particle->GetTOFsignal();
668 Double_t t0 = fgPIDResponse->GetTOFResponse().GetTimeZero(); // ps
670 if( (l < 360. || l > 800.) || (t <= 0.) || (t0 >999990.0) ) {
671 values[AliDielectronVarManager::kTOFbeta]=0.0;
674 t -= t0; // subtract the T0
676 t *= 1e-12; //ps -> s
679 Float_t beta = v / TMath::C();
680 values[AliDielectronVarManager::kTOFbeta]=beta;
682 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
684 values[AliDielectronVarManager::kTOFmismProb] = fgPIDResponse->GetTOFMismatchProbability(particle);
686 // nsigma to Electron band
687 // TODO: for the moment we set the bethe bloch parameters manually
688 // this should be changed in future!
690 values[AliDielectronVarManager::kTPCnSigmaEle]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCorrVal();
691 values[AliDielectronVarManager::kTPCnSigmaPio]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
692 values[AliDielectronVarManager::kTPCnSigmaMuo]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
693 values[AliDielectronVarManager::kTPCnSigmaKao]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
694 values[AliDielectronVarManager::kTPCnSigmaPro]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
696 values[AliDielectronVarManager::kITSnSigmaEle]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kElectron);
697 values[AliDielectronVarManager::kITSnSigmaPio]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kPion);
698 values[AliDielectronVarManager::kITSnSigmaMuo]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kMuon);
699 values[AliDielectronVarManager::kITSnSigmaKao]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kKaon);
700 values[AliDielectronVarManager::kITSnSigmaPro]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kProton);
702 values[AliDielectronVarManager::kTOFnSigmaEle]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
703 values[AliDielectronVarManager::kTOFnSigmaPio]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
704 values[AliDielectronVarManager::kTOFnSigmaMuo]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
705 values[AliDielectronVarManager::kTOFnSigmaKao]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
706 values[AliDielectronVarManager::kTOFnSigmaPro]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
708 //EMCAL PID information
710 Double_t showershape[4]={0.,0.,0.,0.};
711 // values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
712 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
713 values[AliDielectronVarManager::kEMCALEoverP] = eop;
714 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
715 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
716 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
717 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
718 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
721 //restore TPC signal if it was changed
722 if (esdTrack) esdTrack->SetTPCsignal(origdEdx,esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
725 inline void AliDielectronVarManager::FillVarAODTrack(const AliAODTrack *particle, Double_t * const values)
728 // Fill track information available for histogramming into an array
731 // Fill common AliVParticle interface information
732 FillVarVParticle(particle, values);
733 Double_t tpcNcls=particle->GetTPCNcls();
735 //GetNclsS not present in AODtrack
736 //Replace with method as soon as available
737 TBits tpcSharedMap = particle->GetTPCSharedMap();
738 Double_t tpcNclsS= tpcSharedMap.CountBits(0)-tpcSharedMap.CountBits(159);
739 Double_t tpcClusFindable=particle->GetTPCNclsF();
741 // Reset AliESDtrack interface specific information
742 values[AliDielectronVarManager::kNclsITS] = particle->GetITSNcls();
743 values[AliDielectronVarManager::kITSchi2Cl] = -1;
744 values[AliDielectronVarManager::kNclsTPC] = tpcNcls;
745 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
746 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
747 values[AliDielectronVarManager::kNclsTPCiter1] = tpcNcls; // not really available in AOD
748 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
749 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
750 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
751 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
752 values[AliDielectronVarManager::kNclsTRD] = 0;
753 values[AliDielectronVarManager::kTRDntracklets] = 0;
754 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
755 values[AliDielectronVarManager::kTRDchi2] = (particle->GetTRDntrackletsPID()!=0.?particle->GetTRDchi2():-1);
756 values[AliDielectronVarManager::kTRDsignal] = particle->GetTRDsignal();
757 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
758 const UChar_t threshold = 5;
759 TBits tpcClusterMap = particle->GetTPCClusterMap();
760 UChar_t n=0; UChar_t j=0;
761 for(UChar_t i=0; i<8; ++i) {
763 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
764 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
767 values[AliDielectronVarManager::kTPCchi2Cl] = (tpcNcls>0)?particle->Chi2perNDF()*(tpcNcls-5)/tpcNcls:-1.; // it is stored as normalized to tpcNcls-5 (see AliAnalysisTaskESDfilter)
768 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
769 values[AliDielectronVarManager::kFilterBit] = (Double_t)particle->GetFilterMap();
772 //TODO: set correctly
773 values[AliDielectronVarManager::kTRDprobEle] = 0;
774 values[AliDielectronVarManager::kTRDprobPio] = 0;
776 values[AliDielectronVarManager::kTPCsignalN] = 0;
777 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
779 // Fill AliAODTrack interface information
783 if (particle->GetProdVertex()) {
784 v0Index = particle->GetProdVertex()->GetType()==AliAODVertex::kV0 ? 1 : 0;
785 kinkIndex = particle->GetProdVertex()->GetType()==AliAODVertex::kKink ? 1 : 0;
787 values[AliDielectronVarManager::kV0Index0] = v0Index;
788 values[AliDielectronVarManager::kKinkIndex0] = kinkIndex;
791 GetDCA(particle, d0z0);
792 values[AliDielectronVarManager::kImpactParXY] = d0z0[0];
793 values[AliDielectronVarManager::kImpactParZ] = d0z0[1];
795 values[AliDielectronVarManager::kPIn] = 0.;
796 values[AliDielectronVarManager::kTPCsignal] = 0.;
797 values[AliDielectronVarManager::kTPCsignalN] = -1.;
798 values[AliDielectronVarManager::kTPCsignalNfrac] = -1.;
799 values[AliDielectronVarManager::kTPCclsDiff] = -999.;
801 values[AliDielectronVarManager::kTOFsignal]=0;
802 //values[AliDielectronVarManager::kTOFbeta]=0;
804 values[AliDielectronVarManager::kTPCnSigmaEle]=0;
805 values[AliDielectronVarManager::kTPCnSigmaPio]=0;
806 values[AliDielectronVarManager::kTPCnSigmaMuo]=0;
807 values[AliDielectronVarManager::kTPCnSigmaKao]=0;
808 values[AliDielectronVarManager::kTPCnSigmaPro]=0;
810 values[AliDielectronVarManager::kTOFnSigmaEle]=0;
811 values[AliDielectronVarManager::kTOFnSigmaPio]=0;
812 values[AliDielectronVarManager::kTOFnSigmaMuo]=0;
813 values[AliDielectronVarManager::kTOFnSigmaKao]=0;
814 values[AliDielectronVarManager::kTOFnSigmaPro]=0;
816 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
817 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
818 for (Int_t iC=0; iC<6; iC++) {
819 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
820 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
825 AliAODPid *pid=const_cast<AliAODPid*>(particle->GetDetPid());
827 Double_t origdEdx=pid->GetTPCsignal();
829 pid->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(particle)/AliDielectronPID::GetCorrValdEdx());
831 Double_t mom =pid->GetTPCmomentum();
832 Double_t tpcSignalN=pid->GetTPCsignalN();
833 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
834 values[AliDielectronVarManager::kTPCsignalNfrac] = tpcNcls>0?tpcSignalN/tpcNcls:0;
835 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
836 Double_t tpcNsigmaEle=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
837 Double_t tpcNsigmaPio=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
838 Double_t tpcNsigmaMuo=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
839 Double_t tpcNsigmaKao=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
840 Double_t tpcNsigmaPro=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
842 values[AliDielectronVarManager::kPIn]=mom;
843 values[AliDielectronVarManager::kTPCsignal]=pid->GetTPCsignal();
845 values[AliDielectronVarManager::kTPCnSigmaEle]=tpcNsigmaEle;
846 values[AliDielectronVarManager::kTPCnSigmaPio]=tpcNsigmaPio;
847 values[AliDielectronVarManager::kTPCnSigmaMuo]=tpcNsigmaMuo;
848 values[AliDielectronVarManager::kTPCnSigmaKao]=tpcNsigmaKao;
849 values[AliDielectronVarManager::kTPCnSigmaPro]=tpcNsigmaPro;
851 Double_t prob[AliPID::kSPECIES];
852 fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob);
853 values[AliDielectronVarManager::kTRDprobEle] = prob[AliPID::kElectron];
854 values[AliDielectronVarManager::kTRDprobPio] = prob[AliPID::kPion];
855 // fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob, AliTRDPIDResponse::kLQ2D);
856 values[AliDielectronVarManager::kTRDprob2DEle] = prob[AliPID::kElectron];
857 values[AliDielectronVarManager::kTRDprob2DPio] = prob[AliPID::kPion];
859 values[AliDielectronVarManager::kTOFsignal]=pid->GetTOFsignal();
861 particle->GetIntegratedTimes(expt); // ps
862 Double_t l = TMath::C()* expt[0]*1e-12; // m
863 Double_t t = pid->GetTOFsignal(); // ps start time subtracted (until v5-02-Rev09)
864 AliTOFHeader* tofH=0x0; // from v5-02-Rev10 on subtract the start time
865 if(fgEvent) tofH = (AliTOFHeader*)fgEvent->GetTOFHeader();
866 if(tofH) t -= fgPIDResponse->GetTOFResponse().GetStartTime(particle->P()); // ps
868 if( (l < 360.e-2 || l > 800.e-2) || (t <= 0.) ) {
869 values[AliDielectronVarManager::kTOFbeta] =0;
872 t *= 1e-12; //ps -> s
875 Float_t beta = v / TMath::C();
876 values[AliDielectronVarManager::kTOFbeta]=beta;
879 Double_t tofNsigmaEle=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
880 Double_t tofNsigmaPio=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
881 Double_t tofNsigmaMuo=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
882 Double_t tofNsigmaKao=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
883 Double_t tofNsigmaPro=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
885 values[AliDielectronVarManager::kTOFnSigmaEle]=tofNsigmaEle;
886 values[AliDielectronVarManager::kTOFnSigmaPio]=tofNsigmaPio;
887 values[AliDielectronVarManager::kTOFnSigmaMuo]=tofNsigmaMuo;
888 values[AliDielectronVarManager::kTOFnSigmaKao]=tofNsigmaKao;
889 values[AliDielectronVarManager::kTOFnSigmaPro]=tofNsigmaPro;
891 values[AliDielectronVarManager::kTOFmismProb] = fgPIDResponse->GetTOFMismatchProbability(particle);
893 pid->SetTPCsignal(origdEdx);
896 //EMCAL PID information
898 Double_t showershape[4]={0.,0.,0.,0.};
899 // values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
900 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
901 values[AliDielectronVarManager::kEMCALEoverP] = eop;
902 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
903 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
904 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
905 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
906 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
908 values[AliDielectronVarManager::kPdgCode]=-1;
909 values[AliDielectronVarManager::kPdgCodeMother]=-1;
910 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
911 values[AliDielectronVarManager::kHasCocktailMother]=0;
912 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
914 values[AliDielectronVarManager::kNumberOfDaughters]=-1;
916 AliDielectronMC *mc=AliDielectronMC::Instance();
919 if (mc->GetMCTrack(particle)) {
920 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
921 Int_t trkLbl = mc->GetMCTrack(particle)->GetLabel();
922 // printf("trklbl %d for %p->%p \n",trkLbl,particle,mc->GetMCTrack(particle));
923 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
925 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
927 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
928 Int_t motherLbl = motherMC->GetLabel();
929 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
931 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
932 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
935 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
938 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
941 inline void AliDielectronVarManager::FillVarMCParticle(const AliMCParticle *particle, Double_t * const values)
944 // Fill track information available for histogramming into an array
947 values[AliDielectronVarManager::kNclsITS] = 0;
948 values[AliDielectronVarManager::kITSchi2Cl] = 0;
949 values[AliDielectronVarManager::kNclsTPC] = 0;
950 values[AliDielectronVarManager::kNclsSTPC] = 0;
951 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
952 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
953 values[AliDielectronVarManager::kNFclsTPC] = 0;
954 values[AliDielectronVarManager::kNFclsTPCr] = 0;
955 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
956 values[AliDielectronVarManager::kNclsTRD] = 0;
957 values[AliDielectronVarManager::kTRDntracklets] = 0;
958 values[AliDielectronVarManager::kTRDpidQuality] = 0;
959 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
960 values[AliDielectronVarManager::kTrackStatus] = 0;
961 values[AliDielectronVarManager::kFilterBit] = 0;
962 values[AliDielectronVarManager::kTRDprobEle] = 0;
963 values[AliDielectronVarManager::kTRDprobPio] = 0;
964 values[AliDielectronVarManager::kTPCsignalN] = 0;
965 values[AliDielectronVarManager::kTPCclsDiff] = 0;
966 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
967 values[AliDielectronVarManager::kImpactParXY] = 0;
968 values[AliDielectronVarManager::kImpactParZ] = 0;
969 values[AliDielectronVarManager::kPIn] = 0;
970 values[AliDielectronVarManager::kYsignedIn] = 0;
971 values[AliDielectronVarManager::kTPCsignal] = 0;
972 values[AliDielectronVarManager::kTOFsignal] = 0;
973 values[AliDielectronVarManager::kTOFbeta] = 0;
974 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
975 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
976 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
977 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
978 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
979 values[AliDielectronVarManager::kITSclusterMap] = 0;
981 values[AliDielectronVarManager::kPdgCode] = -1;
982 values[AliDielectronVarManager::kPdgCodeMother] = -1;
983 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
984 values[AliDielectronVarManager::kHasCocktailMother]=0;
985 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
987 // Fill common AliVParticle interface information
988 FillVarVParticle(particle, values);
990 AliDielectronMC *mc=AliDielectronMC::Instance();
992 // Fill AliMCParticle interface specific information
993 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
994 Int_t trkLbl = particle->GetLabel();
995 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
997 AliMCParticle *motherMC = mc->GetMCTrackMother(particle);
999 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1000 Int_t motherLbl = motherMC->GetLabel();
1001 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
1003 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
1004 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
1007 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
1008 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
1012 inline void AliDielectronVarManager::FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values) {
1014 // fill 2 track information starting from MC legs
1017 values[AliDielectronVarManager::kNclsITS] = 0;
1018 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1019 values[AliDielectronVarManager::kNclsTPC] = 0;
1020 values[AliDielectronVarManager::kNclsSTPC] = 0;
1021 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1022 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1023 values[AliDielectronVarManager::kNFclsTPC] = 0;
1024 values[AliDielectronVarManager::kNFclsTPCr] = 0;
1025 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
1026 values[AliDielectronVarManager::kNclsTRD] = 0;
1027 values[AliDielectronVarManager::kTRDntracklets] = 0;
1028 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1029 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1030 values[AliDielectronVarManager::kTrackStatus] = 0;
1031 values[AliDielectronVarManager::kFilterBit] = 0;
1032 values[AliDielectronVarManager::kTRDprobEle] = 0;
1033 values[AliDielectronVarManager::kTRDprobPio] = 0;
1034 values[AliDielectronVarManager::kTPCsignalN] = 0;
1035 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1036 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
1037 values[AliDielectronVarManager::kImpactParXY] = 0;
1038 values[AliDielectronVarManager::kImpactParZ] = 0;
1039 values[AliDielectronVarManager::kPIn] = 0;
1040 values[AliDielectronVarManager::kYsignedIn] = 0;
1041 values[AliDielectronVarManager::kTPCsignal] = 0;
1042 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1043 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1044 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1045 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1046 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1047 values[AliDielectronVarManager::kITSclusterMap] = 0;
1049 values[AliDielectronVarManager::kPdgCode] = 0;
1050 values[AliDielectronVarManager::kPdgCodeMother] = 0;
1051 values[AliDielectronVarManager::kHasCocktailMother]=0;
1053 AliDielectronMC *mc=AliDielectronMC::Instance();
1054 AliVParticle* mother=0x0;
1055 Int_t mLabel1 = mc->GetMothersLabel(p1->GetLabel());
1056 Int_t mLabel2 = mc->GetMothersLabel(p2->GetLabel());
1057 if(mLabel1==mLabel2)
1058 mother = mc->GetMCTrackFromMCEvent(mLabel1);
1060 values[AliDielectronVarManager::kPseudoProperTime] = -2e10;
1061 if(mother) { // same mother
1062 FillVarVParticle(mother, values);
1063 Double_t vtxX, vtxY, vtxZ;
1064 mc->GetPrimaryVertex(vtxX,vtxY,vtxZ);
1065 Double_t lxy = ((mother->Xv()- vtxX) * mother->Px() +
1066 (mother->Yv()- vtxY) * mother->Py() )/mother->Pt();
1067 values[AliDielectronVarManager::kPseudoProperTime] = lxy*(TDatabasePDG::Instance()->GetParticle(443)->Mass())/mother->Pt();
1069 // AliVParticle part
1070 values[AliDielectronVarManager::kPx] = p1->Px()+p2->Px();
1071 values[AliDielectronVarManager::kPy] = p1->Py()+p2->Py();
1072 values[AliDielectronVarManager::kPz] = p1->Pz()+p2->Pz();
1073 values[AliDielectronVarManager::kPt] = TMath::Sqrt(values[AliDielectronVarManager::kPx]*
1074 values[AliDielectronVarManager::kPx]+
1075 values[AliDielectronVarManager::kPy]*
1076 values[AliDielectronVarManager::kPy]);
1077 values[AliDielectronVarManager::kP] = TMath::Sqrt(values[AliDielectronVarManager::kPt]*
1078 values[AliDielectronVarManager::kPt]+
1079 values[AliDielectronVarManager::kPz]*
1080 values[AliDielectronVarManager::kPz]);
1082 values[AliDielectronVarManager::kXv] = 0;
1083 values[AliDielectronVarManager::kYv] = 0;
1084 values[AliDielectronVarManager::kZv] = 0;
1086 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>1.0e-6 ? 1.0/values[AliDielectronVarManager::kPt] : 0.0);
1087 values[AliDielectronVarManager::kPhi] = TMath::ATan2(values[AliDielectronVarManager::kPy],values[AliDielectronVarManager::kPx]);
1088 values[AliDielectronVarManager::kTheta] = TMath::ATan2(values[AliDielectronVarManager::kPt],values[AliDielectronVarManager::kPz]);
1089 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.);
1090 values[AliDielectronVarManager::kE] = p1->E()+p2->E();
1091 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.);
1092 values[AliDielectronVarManager::kCharge] = p1->Charge()+p2->Charge();
1094 values[AliDielectronVarManager::kM] = p1->M()*p1->M()+p2->M()*p2->M()+
1095 2.0*(p1->E()*p2->E()-p1->Px()*p2->Px()-p1->Py()*p2->Py()-p1->Pz()*p2->Pz());
1096 values[AliDielectronVarManager::kM] = (values[AliDielectronVarManager::kM]>1.0e-8 ? TMath::Sqrt(values[AliDielectronVarManager::kM]) : -1.0);
1098 if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1100 values[AliDielectronVarManager::kThetaHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kTRUE);
1101 values[AliDielectronVarManager::kPhiHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kFALSE);
1102 values[AliDielectronVarManager::kThetaSqHE] = values[AliDielectronVarManager::kThetaHE] * values[AliDielectronVarManager::kThetaHE];
1103 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2*values[AliDielectronVarManager::kPhiHE]);
1104 values[AliDielectronVarManager::kThetaCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kTRUE);
1105 values[AliDielectronVarManager::kPhiCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kFALSE);
1106 values[AliDielectronVarManager::kThetaSqCS] = values[AliDielectronVarManager::kThetaCS] * values[AliDielectronVarManager::kThetaCS];
1107 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2*values[AliDielectronVarManager::kPhiCS]);
1108 values[AliDielectronVarManager::kCosTilPhiHE] = (values[AliDielectronVarManager::kThetaHE]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-3*TMath::Pi()/4.));
1109 values[AliDielectronVarManager::kCosTilPhiCS] = (values[AliDielectronVarManager::kThetaCS]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-3*TMath::Pi()/4.));
1113 inline void AliDielectronVarManager::FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values)
1116 // Fill track information available for histogramming into an array
1119 values[AliDielectronVarManager::kNclsITS] = 0;
1120 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1121 values[AliDielectronVarManager::kNclsTPC] = 0;
1122 values[AliDielectronVarManager::kNclsSTPC] = 0;
1123 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1124 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1125 values[AliDielectronVarManager::kNFclsTPC] = 0;
1126 values[AliDielectronVarManager::kNclsTRD] = 0;
1127 values[AliDielectronVarManager::kTRDntracklets] = 0;
1128 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1129 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1130 values[AliDielectronVarManager::kTrackStatus] = 0;
1131 values[AliDielectronVarManager::kFilterBit] = 0;
1132 values[AliDielectronVarManager::kTRDprobEle] = 0;
1133 values[AliDielectronVarManager::kTRDprobPio] = 0;
1134 values[AliDielectronVarManager::kTPCsignalN] = 0;
1135 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1136 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1137 values[AliDielectronVarManager::kImpactParXY] = 0;
1138 values[AliDielectronVarManager::kImpactParZ] = 0;
1139 values[AliDielectronVarManager::kPIn] = 0;
1140 values[AliDielectronVarManager::kYsignedIn] = 0;
1141 values[AliDielectronVarManager::kTPCsignal] = 0;
1142 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1143 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1144 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1145 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1146 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1147 values[AliDielectronVarManager::kITSclusterMap] = 0;
1149 values[AliDielectronVarManager::kPdgCode] = -1;
1150 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1151 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1152 values[AliDielectronVarManager::kHasCocktailMother]=0;
1153 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1155 // Fill common AliVParticle interface information
1156 FillVarVParticle(particle, values);
1158 AliDielectronMC *mc=AliDielectronMC::Instance();
1161 // Fill AliAODMCParticle interface specific information
1162 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1163 Int_t trkLbl = particle->GetLabel();
1164 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(trkLbl, AliDielectronSignalMC::kDirect);
1166 AliAODMCParticle *motherMC = mc->GetMCTrackMother(particle);
1168 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1169 Int_t motherLbl = motherMC->GetLabel();
1170 values[AliDielectronVarManager::kHasCocktailGrandMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
1172 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
1173 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
1177 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
1179 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
1182 inline void AliDielectronVarManager::FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values)
1185 // Fill pair information available for histogramming into an array
1188 values[AliDielectronVarManager::kPdgCode]=-1;
1189 values[AliDielectronVarManager::kPdgCodeMother]=-1;
1190 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1191 values[AliDielectronVarManager::kHasCocktailMother]=0;
1192 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1194 Double_t errPseudoProperTime2 = -1;
1195 // Fill common AliVParticle interface information
1196 FillVarVParticle(pair, values);
1198 // Fill AliDielectronPair specific information
1199 const AliKFParticle &kfPair = pair->GetKFParticle();
1206 pair->GetThetaPhiCM(thetaHE,phiHE,thetaCS,phiCS);
1208 values[AliDielectronVarManager::kChi2NDF] = kfPair.GetChi2()/kfPair.GetNDF();
1209 values[AliDielectronVarManager::kDecayLength] = kfPair.GetDecayLength();
1210 values[AliDielectronVarManager::kR] = kfPair.GetR();
1211 values[AliDielectronVarManager::kOpeningAngle] = pair->OpeningAngle();
1212 values[AliDielectronVarManager::kCosPointingAngle] = fgEvent ? pair->GetCosPointingAngle(fgEvent->GetPrimaryVertex()) : -1;
1213 values[AliDielectronVarManager::kThetaHE] = thetaHE;
1214 values[AliDielectronVarManager::kPhiHE] = phiHE;
1215 values[AliDielectronVarManager::kThetaSqHE] = thetaHE * thetaHE;
1216 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2.0*phiHE);
1217 values[AliDielectronVarManager::kCosTilPhiHE] = (thetaHE>0)?(TMath::Cos(phiHE-TMath::Pi()/4.)):(TMath::Cos(phiHE-3*TMath::Pi()/4.));
1218 values[AliDielectronVarManager::kThetaCS] = thetaCS;
1219 values[AliDielectronVarManager::kPhiCS] = phiCS;
1220 values[AliDielectronVarManager::kThetaSqCS] = thetaCS * thetaCS;
1221 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2.0*phiCS);
1222 values[AliDielectronVarManager::kCosTilPhiCS] = (thetaCS>0)?(TMath::Cos(phiCS-TMath::Pi()/4.)):(TMath::Cos(phiCS-3*TMath::Pi()/4.));
1223 values[AliDielectronVarManager::kLegDist] = pair->DistanceDaughters();
1224 values[AliDielectronVarManager::kLegDistXY] = pair->DistanceDaughtersXY();
1225 values[AliDielectronVarManager::kDeltaEta] = pair->DeltaEta();
1226 values[AliDielectronVarManager::kDeltaPhi] = pair->DeltaPhi();
1227 values[AliDielectronVarManager::kMerr] = kfPair.GetErrMass()>1e-30&&kfPair.GetMass()>1e-30?kfPair.GetErrMass()/kfPair.GetMass():1000000;
1228 values[AliDielectronVarManager::kPairType] = pair->GetType();
1229 // Armenteros-Podolanski quantities
1230 values[AliDielectronVarManager::kArmAlpha] = pair->GetArmAlpha();
1231 values[AliDielectronVarManager::kArmPt] = pair->GetArmPt();
1233 values[AliDielectronVarManager::kPsiPair] = fgEvent ? pair->PsiPair(fgEvent->GetMagneticField()) : -5;
1234 values[AliDielectronVarManager::kPhivPair] = fgEvent ? pair->PhivPair(fgEvent->GetMagneticField()) : -5;
1235 values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? kfPair.GetPseudoProperDecayTime(*(fgEvent->GetPrimaryVertex()), TDatabasePDG::Instance()->GetParticle(443)->Mass(), &errPseudoProperTime2 ) : -1e10;
1236 // values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? pair->GetPseudoProperTime(fgEvent->GetPrimaryVertex()): -1e10;
1237 values[AliDielectronVarManager::kPseudoProperTimeErr] = (errPseudoProperTime2 > 0) ? TMath::Sqrt(errPseudoProperTime2) : -1e10;
1240 if (!(pair->GetKFUsage())) {
1241 //if KF Pairing is not enabled, overwrite values that can be easily derived from legs
1242 //use the INDIVIDUAL KF particles as source, which should be a copy of the corresponding properties
1243 //the ESDtrack, the reference to the ESDtrack is not (always) accessible in Mixing, while KF
1244 //particles are copied in the Pair-Object
1245 static const Double_t mElectron = AliPID::ParticleMass(AliPID::kElectron); // MeV
1247 const AliKFParticle& fD1 = pair->GetKFFirstDaughter();
1248 const AliKFParticle& fD2 = pair->GetKFSecondDaughter();
1250 //Define local buffer variables for leg properties
1251 Double_t px1=-9999.,py1=-9999.,pz1=-9999.;
1252 Double_t px2=-9999.,py2=-9999.,pz2=-9999.;
1253 Double_t e1 =-9999.,e2 =-9999.;
1254 Double_t feta1=-9999.;//,fphi1=-9999.;
1255 Double_t feta2=-9999.;//,fphi2=-9999.;
1260 feta1 = fD1.GetEta();
1261 // fphi1 = fD1.GetPhi();
1266 feta2 = fD2.GetEta();
1267 // fphi2 = fD2.GetPhi();
1269 //Calculate Energy per particle by hand
1270 e1 = TMath::Sqrt(mElectron*mElectron+px1*px1+py1*py1+pz1*pz1);
1271 e2 = TMath::Sqrt(mElectron*mElectron+px2*px2+py2*py2+pz2*pz2);
1273 //Now Create TLorentzVector:
1274 TLorentzVector lv1,lv2;
1275 lv1.SetPxPyPzE(px1,py1,pz1,e1);
1276 lv2.SetPxPyPzE(px2,py2,pz2,e2);
1278 values[AliDielectronVarManager::kPx] = (lv1+lv2).Px();
1279 values[AliDielectronVarManager::kPy] = (lv1+lv2).Py();
1280 values[AliDielectronVarManager::kPz] = (lv1+lv2).Pz();
1282 values[AliDielectronVarManager::kPt] = (lv1+lv2).Pt();
1284 values[AliDielectronVarManager::kP] = (lv1+lv2).P();
1286 //Not overwritten, could take event vertex in next iteration
1287 values[AliDielectronVarManager::kXv] = (lv1+lv2).X();
1288 values[AliDielectronVarManager::kYv] = (lv1+lv2).Y();
1289 values[AliDielectronVarManager::kZv] = (lv1+lv2).Z();
1291 values[AliDielectronVarManager::kE] = (lv1+lv2).E();
1294 values[AliDielectronVarManager::kM] = (lv1+lv2).M();
1296 values[AliDielectronVarManager::kOpeningAngle] = lv1.Angle(lv2.Vect());
1298 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>0. ? 1./values[AliDielectronVarManager::kPt] : -9999.);
1299 values[AliDielectronVarManager::kPhi] = (lv1+lv2).Phi();
1300 values[AliDielectronVarManager::kEta] = (lv1+lv2).Eta();
1302 values[AliDielectronVarManager::kY] = (lv1+lv2).Rapidity();
1304 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1305 values[i]=fgData[i];
1307 // Fill AliDielectronPair specific information
1308 values[AliDielectronVarManager::kDeltaEta] = TMath::Abs(feta1 -feta2 );
1309 values[AliDielectronVarManager::kDeltaPhi] = lv1.DeltaPhi(lv2);
1310 values[AliDielectronVarManager::kPairType] = pair->GetType();
1313 //Also not overwritten, still coming from KF particle
1314 //where needed to be replaced by independent determination
1315 values[AliDielectronVarManager::kCharge] = 0.;
1316 values[AliDielectronVarManager::kPdgCode] = 0.;
1317 values[AliDielectronVarManager::kChi2NDF] = 0.;
1318 values[AliDielectronVarManager::kDecayLength] = 0.;
1319 values[AliDielectronVarManager::kR] = 0.;
1320 values[AliDielectronVarManager::kCosPointingAngle] = 0.;
1321 values[AliDielectronVarManager::kThetaHE] = 0.;
1322 values[AliDielectronVarManager::kPhiHE] = 0.;
1323 values[AliDielectronVarManager::kThetaSqHE] = 0.;
1324 values[AliDielectronVarManager::kCos2PhiHE] = 0.;
1325 values[AliDielectronVarManager::kCosTilPhiHE] = 0.;
1326 values[AliDielectronVarManager::kThetaCS] = 0.;
1327 values[AliDielectronVarManager::kPhiCS] = 0.;
1328 values[AliDielectronVarManager::kThetaSqCS] = 0.;
1329 values[AliDielectronVarManager::kCos2PhiCS] = 0.;
1330 values[AliDielectronVarManager::kCosTilPhiCS] = 0.;
1331 values[AliDielectronVarManager::kLegDist] = 0.;
1332 values[AliDielectronVarManager::kLegDistXY] = 0.;
1333 values[AliDielectronVarManager::kMerr] = 0.;
1334 values[AliDielectronVarManager::kPseudoProperTime] = 0.;
1335 values[AliDielectronVarManager::kPseudoProperTimeErr] = 0.;
1336 //Fill in Taku's PhiV?
1337 values[AliDielectronVarManager::kPsiPair] = 0.;
1341 //common, regardless of calculation method
1344 // v2 with respect to VZERO-A event plane
1345 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ArpH2];
1346 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1347 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1348 values[AliDielectronVarManager::kV0ArpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1349 values[AliDielectronVarManager::kDeltaPhiV0ArpH2] = delta;
1350 // v2 with respect to VZERO-C event plane
1351 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0CrpH2];
1352 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1353 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1354 values[AliDielectronVarManager::kV0CrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1355 values[AliDielectronVarManager::kDeltaPhiV0CrpH2] = delta;
1356 // v2 with respect to the combined VZERO-A and VZERO-C event plane
1357 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ACrpH2];
1358 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1359 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1360 values[AliDielectronVarManager::kV0ACrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1361 values[AliDielectronVarManager::kDeltaPhiV0ACrpH2] = delta;
1364 // quantities using the values of AliEPSelectionTask
1365 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2];
1366 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2];
1367 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2];
1368 values[AliDielectronVarManager::kv0ACrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2]) );
1369 values[AliDielectronVarManager::kv0ArpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2]) );
1370 values[AliDielectronVarManager::kv0CrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2]) );
1372 // keep the interval [-pi,+pi]
1373 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] > TMath::Pi() )
1374 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] -= TMath::TwoPi();
1375 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] > TMath::Pi() )
1376 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] -= TMath::TwoPi();
1377 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] > TMath::Pi() )
1378 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] -= TMath::TwoPi();
1380 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] < -1.*TMath::Pi() )
1381 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] += TMath::TwoPi();
1382 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] < -1.*TMath::Pi() )
1383 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] += TMath::TwoPi();
1384 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] < -1.*TMath::Pi() )
1385 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] += TMath::TwoPi();
1387 //angle between ee plane and Mag/Reaction plane
1388 values[AliDielectronVarManager::kPairPlanev0rpH2Angle] = pair->PairPlanev0rpH2Angle(values[AliDielectronVarManager::kv0CrpH2]);
1389 values[AliDielectronVarManager::kPairPlaneMagAngle] = pair->PairPlaneMagAngle(values[AliDielectronVarManager::kv0CrpH2]);
1392 AliDielectronMC *mc=AliDielectronMC::Instance();
1395 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -10.0e+10;
1396 Bool_t samemother = mc->HaveSameMother(pair);
1397 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(pair);
1398 values[AliDielectronVarManager::kHaveSameMother] = samemother ;
1400 // fill kPseudoProperTimeResolution
1401 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -1e10;
1402 // values[AliDielectronVarManager::kPseudoProperTimePull] = -1e10;
1403 if(samemother && fgEvent) {
1404 if(pair->GetFirstDaughter()->GetLabel() > 0) {
1405 const AliVParticle *motherMC = 0x0;
1406 if(fgEvent->IsA() == AliESDEvent::Class()) motherMC = (AliMCParticle*)mc->GetMCTrackMother((AliESDtrack*)pair->GetFirstDaughter());
1407 else if(fgEvent->IsA() == AliAODEvent::Class()) motherMC = (AliAODMCParticle*)mc->GetMCTrackMother((AliAODTrack*)pair->GetFirstDaughter());
1408 Double_t vtxX, vtxY, vtxZ;
1409 if(motherMC && mc->GetPrimaryVertex(vtxX,vtxY,vtxZ)) {
1410 Int_t motherLbl = motherMC->GetLabel();
1411 values[AliDielectronVarManager::kHasCocktailMother]=mc->CheckParticleSource(motherLbl, AliDielectronSignalMC::kDirect);
1412 const Double_t lxyMC = ( (motherMC->Xv() - vtxX) * motherMC->Px() +
1413 (motherMC->Yv() - vtxY) * motherMC->Py() ) / motherMC->Pt();
1414 const Double_t pseudoMC = lxyMC * (TDatabasePDG::Instance()->GetParticle(443)->Mass())/motherMC->Pt();
1415 values[AliDielectronVarManager::kPseudoProperTimeResolution] = values[AliDielectronVarManager::kPseudoProperTime] - pseudoMC;
1416 if (errPseudoProperTime2 > 0)
1417 values[AliDielectronVarManager::kPseudoProperTimePull] = values[AliDielectronVarManager::kPseudoProperTimeResolution]/sqrt(errPseudoProperTime2);
1422 values[AliDielectronVarManager::kTRDpidEffPair] = 0.;
1423 if (fgTRDpidEff[0][0]){
1424 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1425 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1426 AliVParticle* leg1 = pair->GetFirstDaughter();
1427 AliVParticle* leg2 = pair->GetSecondDaughter();
1429 Fill(leg1, valuesLeg1);
1430 Fill(leg2, valuesLeg2);
1431 values[AliDielectronVarManager::kTRDpidEffPair] = valuesLeg1[AliDielectronVarManager::kTRDpidEffLeg]*valuesLeg2[AliDielectronVarManager::kTRDpidEffLeg];
1438 values[AliDielectronVarManager::kMomAsymDau1] = pair->GetFirstDaughter()->P() / values[AliDielectronVarManager::kP];
1439 values[AliDielectronVarManager::kMomAsymDau2] = pair->GetSecondDaughter()->P() / values[AliDielectronVarManager::kP];
1442 inline void AliDielectronVarManager::FillVarKFParticle(const AliKFParticle *particle, Double_t * const values)
1445 // Fill track information available in AliVParticle into an array
1447 values[AliDielectronVarManager::kPx] = particle->GetPx();
1448 values[AliDielectronVarManager::kPy] = particle->GetPy();
1449 values[AliDielectronVarManager::kPz] = particle->GetPz();
1450 values[AliDielectronVarManager::kPt] = particle->GetPt();
1451 values[AliDielectronVarManager::kP] = particle->GetP();
1453 values[AliDielectronVarManager::kXv] = particle->GetX();
1454 values[AliDielectronVarManager::kYv] = particle->GetY();
1455 values[AliDielectronVarManager::kZv] = particle->GetZ();
1457 values[AliDielectronVarManager::kOneOverPt] = 0;
1458 values[AliDielectronVarManager::kPhi] = particle->GetPhi();
1459 values[AliDielectronVarManager::kTheta] = 0.;
1460 values[AliDielectronVarManager::kEta] = particle->GetEta();
1461 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.;
1463 values[AliDielectronVarManager::kE] = particle->GetE();
1464 values[AliDielectronVarManager::kM] = particle->GetMass();
1465 values[AliDielectronVarManager::kCharge] = particle->GetQ();
1467 values[AliDielectronVarManager::kNclsITS] = 0;
1468 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1469 values[AliDielectronVarManager::kNclsTPC] = 0;
1470 values[AliDielectronVarManager::kNclsSTPC] = 0;
1471 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1472 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1473 values[AliDielectronVarManager::kNFclsTPC] = 0;
1474 values[AliDielectronVarManager::kNclsTRD] = 0;
1475 values[AliDielectronVarManager::kTRDntracklets] = 0;
1476 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1477 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1478 values[AliDielectronVarManager::kTrackStatus] = 0;
1479 values[AliDielectronVarManager::kFilterBit] = 0;
1480 values[AliDielectronVarManager::kTRDprobEle] = 0;
1481 values[AliDielectronVarManager::kTRDprobPio] = 0;
1482 values[AliDielectronVarManager::kTPCsignalN] = 0;
1483 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1484 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1485 values[AliDielectronVarManager::kImpactParXY] = 0;
1486 values[AliDielectronVarManager::kImpactParZ] = 0;
1487 values[AliDielectronVarManager::kPIn] = 0;
1488 values[AliDielectronVarManager::kYsignedIn] = 0;
1489 values[AliDielectronVarManager::kTPCsignal] = 0;
1490 values[AliDielectronVarManager::kTOFsignal] = 0;
1491 values[AliDielectronVarManager::kTOFbeta] = 0;
1492 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1493 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1494 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1495 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1496 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1497 values[AliDielectronVarManager::kITSclusterMap] = 0;
1499 values[AliDielectronVarManager::kPdgCode] = -1;
1500 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1501 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1502 values[AliDielectronVarManager::kHasCocktailMother]=0;
1503 values[AliDielectronVarManager::kHasCocktailGrandMother]=0;
1505 // if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1506 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1507 values[i]=fgData[i];
1511 inline void AliDielectronVarManager::FillVarVEvent(const AliVEvent *event, Double_t * const values)
1514 // Fill event information available for histogramming into an array
1516 values[AliDielectronVarManager::kRunNumber] = event->GetRunNumber();
1517 if(fgCurrentRun!=event->GetRunNumber()) {
1518 if(fgVZEROCalibrationFile.Contains(".root")) InitVZEROCalibrationHistograms(event->GetRunNumber());
1519 if(fgVZERORecenteringFile.Contains(".root")) InitVZERORecenteringHistograms(event->GetRunNumber());
1520 fgCurrentRun=event->GetRunNumber();
1522 values[AliDielectronVarManager::kMixingBin]=0;
1524 const AliVVertex *primVtx = event->GetPrimaryVertex();
1526 values[AliDielectronVarManager::kXvPrim] = 0;
1527 values[AliDielectronVarManager::kYvPrim] = 0;
1528 values[AliDielectronVarManager::kZvPrim] = 0;
1529 values[AliDielectronVarManager::kNVtxContrib] = 0;
1530 // values[AliDielectronVarManager::kChi2NDF] = 0; //This is the pair value!!!
1532 values[AliDielectronVarManager::kNTrk] = 0;
1533 values[AliDielectronVarManager::kNVtxContrib] = 0;
1534 values[AliDielectronVarManager::kNacc] = 0;
1535 values[AliDielectronVarManager::kNaccTrcklts] = 0;
1536 values[AliDielectronVarManager::kNaccTrcklts0916] = 0;
1537 values[AliDielectronVarManager::kNevents] = 0; //always fill bin 0;
1538 values[AliDielectronVarManager::kRefMult] = 0;
1539 values[AliDielectronVarManager::kRefMultTPConly] = 0;
1542 values[AliDielectronVarManager::kXvPrim] = primVtx->GetX();
1543 values[AliDielectronVarManager::kYvPrim] = primVtx->GetY();
1544 values[AliDielectronVarManager::kZvPrim] = primVtx->GetZ();
1545 values[AliDielectronVarManager::kNVtxContrib] = primVtx->GetNContributors();
1547 // values[AliDielectronVarManager::kChi2NDF] = primVtx->GetChi2perNDF(); //this is the pair value
1549 values[AliDielectronVarManager::kNTrk] = event->GetNumberOfTracks();
1550 values[AliDielectronVarManager::kNacc] = AliDielectronHelper::GetNacc(event);
1551 values[AliDielectronVarManager::kMatchEffITSTPC] = AliDielectronHelper::GetITSTPCMatchEff(event);
1552 values[AliDielectronVarManager::kNaccTrcklts] = AliDielectronHelper::GetNaccTrcklts(event); // etaRange = 1.6 (default)
1553 values[AliDielectronVarManager::kNaccTrcklts0916] = AliDielectronHelper::GetNaccTrcklts(event,1.6)-AliDielectronHelper::GetNaccTrcklts(event,.9);
1554 // values[AliDielectronVarManager::kNaccTrcklts05] = AliDielectronHelper::GetNaccTrcklts(event, 0.5);
1555 // values[AliDielectronVarManager::kNaccTrcklts10] = AliDielectronHelper::GetNaccTrcklts(event, 1.0);
1556 // values[AliDielectronVarManager::kNaccTrckltsCorr] = AliDielectronHelper::GetNaccTrckltsCorrected(event, values[AliDielectronVarManager::kNaccTrcklts], values[AliDielectronVarManager::kZvPrim]);
1558 values[AliDielectronVarManager::kPhiMaxPt] = 0;
1559 values[AliDielectronVarManager::kMaxPt] = 0;
1560 Double_t ptMaxEv = -1., phiptMaxEv= -1.;
1561 for(Int_t itrk=0; itrk<event->GetNumberOfTracks(); itrk++) {
1562 AliVParticle *part= event->GetTrack(itrk);
1563 if(part->Pt() > ptMaxEv) {
1564 ptMaxEv = part->Pt();
1565 phiptMaxEv = part->Phi();
1568 values[AliDielectronVarManager::kPhiMaxPt] = phiptMaxEv;
1569 values[AliDielectronVarManager::kMaxPt] = ptMaxEv;
1572 // event plane quantities from the AliEPSelectionTask
1573 for(Int_t ivar=AliDielectronVarManager::kv0ArpH2; ivar<=kv0C0v0C3DiffH2; ivar++) values[ivar] = 0.0; // v0 variables
1574 for(Int_t ivar=AliDielectronVarManager::kTPCxH2; ivar<=kTPCsub12DiffH2uc; ivar++) values[ivar] = 0.0; // tpc variables
1577 Double_t qx = 0, qy = 0;
1578 values[AliDielectronVarManager::kv0ACrpH2] = TVector2::Phi_mpi_pi(ep2.CalculateVZEROEventPlane(event,10, 2, qx, qy));
1579 values[AliDielectronVarManager::kv0ACxH2] = qx;
1580 values[AliDielectronVarManager::kv0ACyH2] = qy;
1581 values[AliDielectronVarManager::kv0ACmagH2] = TMath::Sqrt(qx*qx+qy*qy);
1583 values[AliDielectronVarManager::kv0ArpH2] = TVector2::Phi_mpi_pi(ep2.CalculateVZEROEventPlane(event, 8, 2, qx, qy));
1584 values[AliDielectronVarManager::kv0AxH2] = qx;
1585 values[AliDielectronVarManager::kv0AyH2] = qy;
1586 values[AliDielectronVarManager::kv0AmagH2] = TMath::Sqrt(qx*qx+qy*qy);
1588 values[AliDielectronVarManager::kv0CrpH2] = TVector2::Phi_mpi_pi(ep2.CalculateVZEROEventPlane(event, 9, 2, qx, qy));
1589 values[AliDielectronVarManager::kv0CxH2] = qx;
1590 values[AliDielectronVarManager::kv0CyH2] = qy;
1591 values[AliDielectronVarManager::kv0CmagH2] = TMath::Sqrt(qx*qx+qy*qy);
1593 values[AliDielectronVarManager::kv0C0rpH2] = TVector2::Phi_mpi_pi(ep2.CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy)); qx = 0, qy = 0;
1594 values[AliDielectronVarManager::kv0C3rpH2] = TVector2::Phi_mpi_pi(ep2.CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy)); qx = 0, qy = 0;
1595 values[AliDielectronVarManager::kv0A0rpH2] = TVector2::Phi_mpi_pi(ep2.CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy)); qx = 0, qy = 0;
1596 values[AliDielectronVarManager::kv0A3rpH2] = TVector2::Phi_mpi_pi(ep2.CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy)); qx = 0, qy = 0;
1598 // TPC event plane quantities (uncorrected)
1599 AliEventplane *ep = const_cast<AliVEvent*>(event)->GetEventplane();
1601 TVector2 *qstd = ep->GetQVector(); // This is the "standard" Q-Vector for TPC
1602 TVector2 *qsub1 = ep->GetQsub1(); // random subevent plane
1603 TVector2 *qsub2 = ep->GetQsub2();
1604 if(qstd && qsub1 && qsub2) {
1605 values[AliDielectronVarManager::kTPCxH2uc] = qstd->X();
1606 values[AliDielectronVarManager::kTPCyH2uc] = qstd->Y();
1607 values[AliDielectronVarManager::kTPCmagH2uc] = qstd->Mod();
1608 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qstd->X())>1.0e-10) ? TMath::ATan2(qstd->Y(),qstd->X())/2.0 : 0.0);
1609 values[AliDielectronVarManager::kTPCsub1xH2uc] = qsub1->X();
1610 values[AliDielectronVarManager::kTPCsub1yH2uc] = qsub1->Y();
1611 values[AliDielectronVarManager::kTPCsub1rpH2uc] = ((TMath::Abs(qsub1->X())>1.0e-10) ? TMath::ATan2(qsub1->Y(),qsub1->X())/2.0 : 0.0);
1612 values[AliDielectronVarManager::kTPCsub2xH2uc] = qsub2->X();
1613 values[AliDielectronVarManager::kTPCsub2yH2uc] = qsub2->Y();
1614 values[AliDielectronVarManager::kTPCsub2rpH2uc] = ((TMath::Abs(qsub2->X())>1.0e-10) ? TMath::ATan2(qsub2->Y(),qsub2->X())/2.0 : 0.0);
1616 values[AliDielectronVarManager::kTPCsub12DiffH2uc] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2uc] -
1617 values[AliDielectronVarManager::kTPCsub2rpH2uc]) );
1620 // TPC event plane quantities (corrected)
1622 FillVarTPCEventPlane(fgTPCEventPlane, values);
1625 // ESD VZERO information
1626 AliVVZERO* vzeroData = event->GetVZEROData();
1627 values[AliDielectronVarManager::kMultV0A] = 0.0;
1628 values[AliDielectronVarManager::kMultV0C] = 0.0;
1629 values[AliDielectronVarManager::kAdcV0A] = 0.0;
1630 values[AliDielectronVarManager::kAdcV0C] = 0.0;
1631 for(Int_t i=0; i<32; ++i) {
1632 values[AliDielectronVarManager::kVZEROchMult+i] = vzeroData->GetMultiplicity(i);
1633 values[AliDielectronVarManager::kVZEROchMult+32+i] = vzeroData->GetMultiplicity(i+32);
1634 //values[AliDielectronVarManager::kVZEROchMult+i] = event->GetVZEROEqMultiplicity(i);
1635 //values[AliDielectronVarManager::kVZEROchMult+32+i] = event->GetVZEROEqMultiplicity(i+32);
1636 values[AliDielectronVarManager::kMultV0A] += vzeroData->GetMultiplicityV0A(i);
1637 values[AliDielectronVarManager::kMultV0C] += vzeroData->GetMultiplicityV0C(i);
1638 //values[AliDielectronVarManager::kAdcV0A] += vzeroData->GetAdcV0A(i);
1639 //values[AliDielectronVarManager::kAdcV0C] += vzeroData->GetAdcV0C(i);
1641 values[AliDielectronVarManager::kMultV0] = values[AliDielectronVarManager::kMultV0A] + values[AliDielectronVarManager::kMultV0C];
1642 values[AliDielectronVarManager::kAdcV0] = values[AliDielectronVarManager::kAdcV0A] + values[AliDielectronVarManager::kAdcV0C];
1643 // VZERO event plane quantities
1644 Double_t qvec[3]={0.0};
1645 GetVzeroRP(event, qvec,0); // V0-A
1646 values[AliDielectronVarManager::kV0AxH2] = qvec[0]; values[AliDielectronVarManager::kV0AyH2] = qvec[1];
1647 values[AliDielectronVarManager::kV0ArpH2] = qvec[2];
1648 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1649 GetVzeroRP(event, qvec,1); // V0-C
1650 values[AliDielectronVarManager::kV0CxH2] = qvec[0]; values[AliDielectronVarManager::kV0CyH2] = qvec[1];
1651 values[AliDielectronVarManager::kV0CrpH2] = qvec[2];
1652 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1653 GetVzeroRP(event, qvec,2); // V0-A and V0-C combined
1654 values[AliDielectronVarManager::kV0ACxH2] = qvec[0]; values[AliDielectronVarManager::kV0ACyH2] = qvec[1];
1655 values[AliDielectronVarManager::kV0ACrpH2] = qvec[2];
1656 // VZERO event plane resolution
1657 values[AliDielectronVarManager::kV0ArpResH2] = 1.0;
1658 values[AliDielectronVarManager::kV0CrpResH2] = 1.0;
1659 values[AliDielectronVarManager::kV0ACrpResH2] = 1.0;
1660 // Q vector components correlations
1661 values[AliDielectronVarManager::kV0XaXcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CxH2];
1662 values[AliDielectronVarManager::kV0XaYaH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0AyH2];
1663 values[AliDielectronVarManager::kV0XaYcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CyH2];
1664 values[AliDielectronVarManager::kV0YaXcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CxH2];
1665 values[AliDielectronVarManager::kV0YaYcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CyH2];
1666 values[AliDielectronVarManager::kV0XcYcH2] = values[AliDielectronVarManager::kV0CxH2]*values[AliDielectronVarManager::kV0CyH2];
1669 // event plane differences used for EP resolution calculation
1670 values[AliDielectronVarManager::kV0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1671 values[AliDielectronVarManager::kTPCrpH2]) );
1673 values[AliDielectronVarManager::kV0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0CrpH2] -
1674 values[AliDielectronVarManager::kTPCrpH2]) );
1676 values[AliDielectronVarManager::kV0AV0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1677 values[AliDielectronVarManager::kV0CrpH2]) );
1679 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1680 values[AliDielectronVarManager::kTPCrpH2]) );
1682 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1683 values[AliDielectronVarManager::kTPCrpH2]) );
1685 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1686 values[AliDielectronVarManager::kv0CrpH2]) );
1688 values[AliDielectronVarManager::kv0Av0C0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1689 values[AliDielectronVarManager::kv0C0rpH2]) );
1691 values[AliDielectronVarManager::kv0Av0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1692 values[AliDielectronVarManager::kv0C3rpH2]) );
1694 values[AliDielectronVarManager::kv0Cv0A0DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1695 values[AliDielectronVarManager::kv0A0rpH2]) );
1697 values[AliDielectronVarManager::kv0Cv0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1698 values[AliDielectronVarManager::kv0A3rpH2]) );
1700 values[AliDielectronVarManager::kv0A0v0A3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0A0rpH2] -
1701 values[AliDielectronVarManager::kv0A3rpH2]) );
1703 values[AliDielectronVarManager::kv0C0v0C3DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0C0rpH2] -
1704 values[AliDielectronVarManager::kv0C3rpH2]) );
1709 inline void AliDielectronVarManager::FillVarESDEvent(const AliESDEvent *event, Double_t * const values)
1712 // Fill event information available for histogramming into an array
1715 // Fill common AliVEvent interface information
1716 FillVarVEvent(event, values);
1718 Double_t centralityF=-1; Double_t centralitySPD=-1;
1719 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(event)->GetCentrality();
1720 if (esdCentrality) centralityF = esdCentrality->GetCentralityPercentile("V0M");
1721 if (esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
1723 // Fill AliESDEvent interface specific information
1724 const AliESDVertex *primVtx = event->GetPrimaryVertex();
1725 values[AliDielectronVarManager::kXRes] = primVtx->GetXRes();
1726 values[AliDielectronVarManager::kYRes] = primVtx->GetYRes();
1727 values[AliDielectronVarManager::kZRes] = primVtx->GetZRes();
1728 values[AliDielectronVarManager::kCentrality] = centralityF;
1729 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
1731 const AliESDVertex *vtxTPC = event->GetPrimaryVertexTPC();
1732 values[AliDielectronVarManager::kNVtxContribTPC] = (vtxTPC ? vtxTPC->GetNContributors() : 0);
1734 // Event multiplicity estimators
1735 Int_t nTrSPD05=0; Int_t nTrITSTPC05=0; Int_t nTrITSSA05=0;
1736 event->EstimateMultiplicity(nTrSPD05, nTrITSTPC05, nTrITSSA05, 0.5);
1737 values[AliDielectronVarManager::kNaccTrckltsEsd05] = nTrSPD05;
1738 values[AliDielectronVarManager::kNaccItsTpcEsd05] = nTrITSTPC05;
1739 values[AliDielectronVarManager::kNaccItsPureEsd05] = nTrITSSA05;
1740 values[AliDielectronVarManager::kNaccTrckltsEsd05Corr] =
1741 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD05),values[AliDielectronVarManager::kZvPrim],0);
1742 values[AliDielectronVarManager::kNaccItsTpcEsd05Corr] =
1743 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC05),values[AliDielectronVarManager::kZvPrim],3);
1744 values[AliDielectronVarManager::kNaccItsPureEsd05Corr] =
1745 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA05),values[AliDielectronVarManager::kZvPrim],6);
1747 Int_t nTrSPD10=0; Int_t nTrITSTPC10=0; Int_t nTrITSSA10=0;
1748 event->EstimateMultiplicity(nTrSPD10, nTrITSTPC10, nTrITSSA10, 1.0);
1749 values[AliDielectronVarManager::kNaccTrckltsEsd10] = nTrSPD10;
1750 values[AliDielectronVarManager::kNaccItsTpcEsd10] = nTrITSTPC10;
1751 values[AliDielectronVarManager::kNaccItsPureEsd10] = nTrITSSA10;
1752 values[AliDielectronVarManager::kNaccTrckltsEsd10Corr] =
1753 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD10),values[AliDielectronVarManager::kZvPrim],1);
1754 values[AliDielectronVarManager::kNaccItsTpcEsd10Corr] =
1755 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC10),values[AliDielectronVarManager::kZvPrim],4);
1756 values[AliDielectronVarManager::kNaccItsPureEsd10Corr] =
1757 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA10),values[AliDielectronVarManager::kZvPrim],7);
1759 Int_t nTrSPD16=0; Int_t nTrITSTPC16=0; Int_t nTrITSSA16=0;
1760 event->EstimateMultiplicity(nTrSPD16, nTrITSTPC16, nTrITSSA16, 1.6);
1761 values[AliDielectronVarManager::kNaccTrckltsEsd16] = nTrSPD16;
1762 values[AliDielectronVarManager::kNaccItsTpcEsd16] = nTrITSTPC16;
1763 values[AliDielectronVarManager::kNaccItsPureEsd16] = nTrITSSA16;
1764 values[AliDielectronVarManager::kNaccTrckltsEsd16Corr] =
1765 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD16),values[AliDielectronVarManager::kZvPrim],2);
1766 values[AliDielectronVarManager::kNaccItsTpcEsd16Corr] =
1767 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC16),values[AliDielectronVarManager::kZvPrim],5);
1768 values[AliDielectronVarManager::kNaccItsPureEsd16Corr] =
1769 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA16),values[AliDielectronVarManager::kZvPrim],8);
1773 inline void AliDielectronVarManager::FillVarAODEvent(const AliAODEvent *event, Double_t * const values)
1776 // Fill event information available for histogramming into an array
1779 // Fill common AliVEvent interface information
1780 FillVarVEvent(event, values);
1782 // Fill AliAODEvent interface specific information
1783 AliAODHeader *header = event->GetHeader();
1785 Double_t centralityF=-1; Double_t centralitySPD=-1;
1786 AliCentrality *aodCentrality = header->GetCentralityP();
1787 if (aodCentrality) centralityF = aodCentrality->GetCentralityPercentile("V0M");
1788 if (aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
1789 values[AliDielectronVarManager::kCentrality] = centralityF;
1790 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
1792 values[AliDielectronVarManager::kRefMult] = header->GetRefMultiplicity(); // similar to Ntrk
1793 values[AliDielectronVarManager::kRefMultTPConly] = header->GetTPConlyRefMultiplicity(); // similar to Nacc
1795 // nanoAODs (w/o AliCentrality branch) should have the VOM centrality stored in the header
1796 if(!header->GetCentralityP())
1797 values[AliDielectronVarManager::kCentrality] = header->GetCentrality();
1798 // nanoAODs (w/o AliEventPlane branch) should have the tpc event plane angle stored in the header
1799 if(!header->GetEventplaneP()) {
1800 values[AliDielectronVarManager::kTPCrpH2uc] = header->GetEventplane();
1801 values[AliDielectronVarManager::kTPCmagH2uc] = header->GetEventplaneMag();
1802 values[AliDielectronVarManager::kTPCxH2uc] = TMath::Cos(header->GetEventplane())*header->GetEventplaneMag();
1803 values[AliDielectronVarManager::kTPCyH2uc] = TMath::Sin(header->GetEventplane())*header->GetEventplaneMag();
1806 const AliAODVertex *vtxtpc = GetVertex(event, AliAODVertex::kMainTPC);
1807 values[AliDielectronVarManager::kNVtxContribTPC] = (vtxtpc ? vtxtpc->GetNContributors() : 0);
1811 inline void AliDielectronVarManager::FillVarMCEvent(const AliMCEvent *event, Double_t * const values)
1814 // Fill event information available for histogramming into an array
1817 // Fill common AliVEvent interface information
1818 // FillVarVEvent(event, values);
1819 const AliVVertex* vtx = event->GetPrimaryVertex();
1820 values[AliDielectronVarManager::kXvPrim] = (vtx ? vtx->GetX() : 0.0);
1821 values[AliDielectronVarManager::kYvPrim] = (vtx ? vtx->GetY() : 0.0);
1822 values[AliDielectronVarManager::kZvPrim] = (vtx ? vtx->GetZ() : 0.0);
1823 // Fill AliMCEvent interface specific information
1824 values[AliDielectronVarManager::kNch] = AliDielectronHelper::GetNch(event, 1.6);
1825 values[AliDielectronVarManager::kNch05] = AliDielectronHelper::GetNch(event, 0.5);
1826 values[AliDielectronVarManager::kNch10] = AliDielectronHelper::GetNch(event, 1.0);
1828 values[AliDielectronVarManager::kNumberOfJPsis] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11);
1829 values[AliDielectronVarManager::kNumberOfJPsisPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 1);
1830 values[AliDielectronVarManager::kNumberOfJPsisNPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 0);
1833 inline void AliDielectronVarManager::FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values)
1836 // Fill TPC event plane information after correction
1839 TVector2 *qcorr = const_cast<AliEventplane *>(evplane)->GetQVector(); // This is the "corrected" Q-Vector
1840 TVector2 *qcsub1 = const_cast<AliEventplane *>(evplane)->GetQsub1();
1841 TVector2 *qcsub2 = const_cast<AliEventplane *>(evplane)->GetQsub2();
1843 values[AliDielectronVarManager::kTPCxH2] = qcorr->X();
1844 values[AliDielectronVarManager::kTPCyH2] = qcorr->Y();
1845 values[AliDielectronVarManager::kTPCmagH2] = qcorr->Mod();
1846 values[AliDielectronVarManager::kTPCrpH2] = ((TMath::Abs(qcorr->X())>1.0e-10) ? TMath::ATan2(qcorr->Y(),qcorr->X())/2.0 : 0.0);
1848 if(qcsub1 && qcsub2) {
1849 values[AliDielectronVarManager::kTPCsub1xH2] = qcsub1->X();
1850 values[AliDielectronVarManager::kTPCsub1yH2] = qcsub1->Y();
1851 values[AliDielectronVarManager::kTPCsub1rpH2] = ((TMath::Abs(qcsub1->X())>1.0e-10) ? TMath::ATan2(qcsub1->Y(),qcsub1->X())/2.0 : 0.0);
1853 values[AliDielectronVarManager::kTPCsub2xH2] = qcsub2->X();
1854 values[AliDielectronVarManager::kTPCsub2yH2] = qcsub2->Y();
1855 values[AliDielectronVarManager::kTPCsub2rpH2] = ((TMath::Abs(qcsub2->X())>1.0e-10) ? TMath::ATan2(qcsub2->Y(),qcsub2->X())/2.0 : 0.0);
1857 values[AliDielectronVarManager::kTPCsub12DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1858 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1859 values[AliDielectronVarManager::kTPCsub12DiffH2Sin] = TMath::Sin( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1860 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1865 inline void AliDielectronVarManager::InitESDpid(Int_t type)
1868 // initialize PID parameters
1869 // type=0 is simulation
1872 if (!fgPIDResponse) fgPIDResponse=new AliESDpid((Bool_t)(type==0));
1873 Double_t alephParameters[5];
1875 alephParameters[0] = 2.15898e+00/50.;
1876 alephParameters[1] = 1.75295e+01;
1877 alephParameters[2] = 3.40030e-09;
1878 alephParameters[3] = 1.96178e+00;
1879 alephParameters[4] = 3.91720e+00;
1880 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
1884 alephParameters[0] = 0.0283086/0.97;
1885 alephParameters[1] = 2.63394e+01;
1886 alephParameters[2] = 5.04114e-11;
1887 alephParameters[3] = 2.12543e+00;
1888 alephParameters[4] = 4.88663e+00;
1889 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1890 fgPIDResponse->GetTPCResponse().SetMip(50.);
1893 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
1894 alephParameters[0],alephParameters[1],alephParameters[2],
1895 alephParameters[3],alephParameters[4]);
1897 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
1900 inline void AliDielectronVarManager::InitAODpidUtil(Int_t type)
1902 if (!fgPIDResponse) fgPIDResponse=new AliAODpidUtil;
1903 Double_t alephParameters[5];
1905 alephParameters[0] = 2.15898e+00/50.;
1906 alephParameters[1] = 1.75295e+01;
1907 alephParameters[2] = 3.40030e-09;
1908 alephParameters[3] = 1.96178e+00;
1909 alephParameters[4] = 3.91720e+00;
1910 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
1914 alephParameters[0] = 0.0283086/0.97;
1915 alephParameters[1] = 2.63394e+01;
1916 alephParameters[2] = 5.04114e-11;
1917 alephParameters[3] = 2.12543e+00;
1918 alephParameters[4] = 4.88663e+00;
1919 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1920 fgPIDResponse->GetTPCResponse().SetMip(50.);
1923 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
1924 alephParameters[0],alephParameters[1],alephParameters[2],
1925 alephParameters[3],alephParameters[4]);
1927 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
1931 inline void AliDielectronVarManager::InitEstimatorAvg(const Char_t* filename)
1934 // initialize the profile histograms neccessary for the correction of the multiplicity estimators in pp collisions
1937 const Char_t* estimatorNames[9] = {"SPDmult05","SPDmult10","SPDmult16",
1938 "ITSTPC05", "ITSTPC10", "ITSTPC16",
1939 "ITSSA05", "ITSSA10", "ITSSA16"};
1940 const Char_t* periodNames[4] = {"LHC10b", "LHC10c", "LHC10d", "LHC10e"};
1941 TFile* file=TFile::Open(filename);
1944 for(Int_t ip=0; ip<4; ++ip) {
1945 for(Int_t ie=0; ie<9; ++ie) {
1946 fgMultEstimatorAvg[ip][ie] = (TProfile*)(file->Get(Form("%s_%s",estimatorNames[ie],periodNames[ip]))->Clone(Form("%s_%s_clone",estimatorNames[ie],periodNames[ip])));
1952 inline void AliDielectronVarManager::InitTRDpidEffHistograms(const Char_t* filename)
1955 // initialize the 3D histograms with the TRD pid efficiency histograms
1958 // reset the centrality ranges and the efficiency histograms
1959 for(Int_t i=0; i<10; ++i) { // centrality ranges
1960 for(Int_t j=0; j<4; ++j) fgTRDpidEffCentRanges[i][j] = -1.;
1961 if(fgTRDpidEff[i][0]) {
1962 delete fgTRDpidEff[i][0];
1963 fgTRDpidEff[i][0] = 0x0;
1965 if(fgTRDpidEff[i][1]) {
1966 delete fgTRDpidEff[i][1];
1967 fgTRDpidEff[i][1] = 0x0;
1971 TFile* file=TFile::Open(filename);
1972 TList* keys=file->GetListOfKeys();
1973 Int_t idxp=0; Int_t idxn=0;
1974 for(Int_t i=0; i<keys->GetEntries(); ++i) {
1975 if(idxp>=10) continue;
1976 if(idxn>=10) continue;
1977 TString name=((TKey*)keys->At(i))->ReadObj()->GetName();
1978 // Name of histograms should be in the format:
1979 // TRDeff<field>_cent_<centLow>_<centHigh>
1980 // <field> is either "BPLUS" or "BMINUS"
1981 if(!(name.Contains("BPLUS") || name.Contains("BMINUS"))) continue;
1982 TObjArray* arr = name.Tokenize("_");
1983 Bool_t isBplus = kTRUE;
1984 if(name.Contains("BMINUS")) isBplus = kFALSE;
1985 TString centMinStr = arr->At(2)->GetName();
1986 TString centMaxStr = arr->At(3)->GetName();
1989 fgTRDpidEffCentRanges[idxp][2] = centMinStr.Atof();
1990 fgTRDpidEffCentRanges[idxp][3] = centMaxStr.Atof();
1991 fgTRDpidEff[idxp][1] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
1995 fgTRDpidEffCentRanges[idxn][0] = centMinStr.Atof();
1996 fgTRDpidEffCentRanges[idxn][1] = centMaxStr.Atof();
1997 fgTRDpidEff[idxn][0] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
2004 inline void AliDielectronVarManager::InitVZEROCalibrationHistograms(Int_t runNo) {
2006 // Initialize the VZERO channel-by-channel calibration histograms
2009 //initialize only once
2010 if(fgVZEROCalib[0]) return;
2012 for(Int_t i=0; i<64; ++i)
2013 if(fgVZEROCalib[i]) {
2014 delete fgVZEROCalib[i];
2015 fgVZEROCalib[i] = 0x0;
2018 TFile file(fgVZEROCalibrationFile.Data());
2020 for(Int_t i=0; i<64; ++i){
2021 fgVZEROCalib[i] = (TProfile2D*)(file.Get(Form("RUN%d_ch%d_VtxCent", runNo, i)));
2022 if (fgVZEROCalib[i]) fgVZEROCalib[i]->SetDirectory(0x0);
2027 inline void AliDielectronVarManager::InitVZERORecenteringHistograms(Int_t runNo) {
2029 // Initialize the VZERO event plane recentering histograms
2032 //initialize only once
2033 if(fgVZERORecentering[0][0]) return;
2035 for(Int_t i=0; i<2; ++i)
2036 for(Int_t j=0; j<2; ++j)
2037 if(fgVZERORecentering[i][j]) {
2038 delete fgVZERORecentering[i][j];
2039 fgVZERORecentering[i][j] = 0x0;
2042 TFile file(fgVZERORecenteringFile.Data());
2043 if (!file.IsOpen()) return;
2045 fgVZERORecentering[0][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxA_CentVtx", runNo)));
2046 fgVZERORecentering[0][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyA_CentVtx", runNo)));
2047 fgVZERORecentering[1][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxC_CentVtx", runNo)));
2048 fgVZERORecentering[1][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyC_CentVtx", runNo)));
2050 if (fgVZERORecentering[0][0]) fgVZERORecentering[0][0]->SetDirectory(0x0);
2051 if (fgVZERORecentering[0][1]) fgVZERORecentering[0][1]->SetDirectory(0x0);
2052 if (fgVZERORecentering[1][0]) fgVZERORecentering[1][0]->SetDirectory(0x0);
2053 if (fgVZERORecentering[1][1]) fgVZERORecentering[1][1]->SetDirectory(0x0);
2058 inline Double_t AliDielectronVarManager::GetTRDpidEfficiency(Int_t runNo, Double_t centrality,
2059 Double_t eta, Double_t trdPhi, Double_t pout,
2062 // return the efficiency in the given phase space cell
2064 // LHC10h data----------------------------------------------
2065 Bool_t isBplus = kTRUE;
2066 if(runNo<=138275) isBplus = kFALSE;
2067 // TODO: check magnetic polarity for runs in 2011 data
2068 // ---------------------------------------------------------
2070 for(Int_t icent=0; icent<10; ++icent) {
2072 if(centrality>=fgTRDpidEffCentRanges[icent][2] && centrality<fgTRDpidEffCentRanges[icent][3]) {
2078 if(centrality>=fgTRDpidEffCentRanges[icent][0] && centrality<fgTRDpidEffCentRanges[icent][1]) {
2085 if (centIdx<0) return 1;
2087 TH3D* effH = fgTRDpidEff[centIdx][(isBplus ? 1 : 0)];
2088 if(!effH) {effErr=0x0; return 1.0;}
2089 Int_t etaBin = effH->GetXaxis()->FindBin(eta);
2090 if(eta<effH->GetXaxis()->GetXmin()) etaBin=1;
2091 if(eta>effH->GetXaxis()->GetXmax()) etaBin=effH->GetXaxis()->GetNbins();
2092 Int_t phiBin = effH->GetYaxis()->FindBin(trdPhi);
2093 if(trdPhi<effH->GetYaxis()->GetXmin()) phiBin=1;
2094 if(trdPhi>effH->GetYaxis()->GetXmax()) phiBin=effH->GetYaxis()->GetNbins();
2095 Int_t poutBin = effH->GetZaxis()->FindBin(pout);
2096 if(pout<effH->GetZaxis()->GetXmin()) poutBin=1;
2097 if(pout>effH->GetZaxis()->GetXmax()) poutBin=effH->GetZaxis()->GetNbins();
2098 Double_t eff = effH->GetBinContent(etaBin, phiBin, poutBin);
2099 effErr = effH->GetBinError(etaBin, phiBin, poutBin);
2108 inline void AliDielectronVarManager::SetEvent(AliVEvent * const ev)
2112 if (fgKFVertex) delete fgKFVertex;
2115 if (ev->GetPrimaryVertex()) fgKFVertex=new AliKFVertex(*ev->GetPrimaryVertex());
2117 for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2118 AliDielectronVarManager::Fill(fgEvent, fgData);
2121 inline void AliDielectronVarManager::SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues])
2123 for (Int_t i=0; i<kNMaxValues;++i) fgData[i]=0.;
2124 for (Int_t i=kPairMax; i<kNMaxValues;++i) fgData[i]=data[i];
2128 inline Bool_t AliDielectronVarManager::GetDCA(const AliAODTrack *track, Double_t d0z0[2])
2130 if(track->TestBit(AliAODTrack::kIsDCA)){
2131 d0z0[0]=track->DCA();
2132 d0z0[1]=track->ZAtDCA();
2138 Double_t covd0z0[3];
2139 //AliAODTrack copy(*track);
2140 AliExternalTrackParam etp; etp.CopyFromVTrack(track);
2142 Float_t xstart = etp.GetX();
2146 //printf("This method can be used only for propagation inside the beam pipe \n");
2151 AliAODVertex *vtx =(AliAODVertex*)(fgEvent->GetPrimaryVertex());
2152 Double_t fBzkG = fgEvent->GetMagneticField(); // z componenent of field in kG
2153 ok = etp.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
2154 //ok = copy.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
2163 inline void AliDielectronVarManager::SetTPCEventPlane(AliEventplane *const evplane)
2166 fgTPCEventPlane = evplane;
2167 FillVarTPCEventPlane(evplane,fgData);
2168 // for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
2169 // AliDielectronVarManager::Fill(fgEvent, fgData);
2173 //_________________________________________________________________
2174 inline void AliDielectronVarManager::GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption) {
2176 // Get the reaction plane from the VZERO detector for a given harmonic
2178 // sideOption = 0- V0A, 1- V0C, 2-both
2179 // Q{x,y} = SUM_i mult(i) * {cos(n*phi_i), sin(n*phi_i)}
2180 // phi_i - phi angle of the VZERO sector i
2181 // Each sector covers 45 degrees(8 sectors per ring). Middle of sector 0 is at 45/2
2186 // at the next ring continues the same
2188 // channel 9: 22.5 + 45
2190 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)
2191 const Double_t kY[8] = {0.38268, 0.92388, 0.92388, 0.38268, -0.38268, -0.92388, -0.92388, -0.38268}; // sines -- " --
2195 // get centrality and vertex for this event
2196 Double_t centralitySPD = -1; Double_t vtxZ = -999.;
2197 if(event->IsA() == AliESDEvent::Class()) {
2198 const AliESDEvent* esdEv = static_cast<const AliESDEvent*>(event);
2199 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(esdEv)->GetCentrality();
2200 if(esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
2202 if(event->IsA() == AliAODEvent::Class()) {
2203 const AliAODEvent* aodEv = static_cast<const AliAODEvent*>(event);
2204 AliAODHeader *header = aodEv->GetHeader();
2205 AliCentrality *aodCentrality = header->GetCentralityP();
2206 if(aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
2208 const AliVVertex *primVtx = event->GetPrimaryVertex();
2209 if(!primVtx) return;
2210 vtxZ = primVtx->GetZ();
2211 if(TMath::Abs(vtxZ)>10.) return;
2212 if(centralitySPD<0. || centralitySPD>80.) return;
2214 Int_t binCent = -1; Int_t binVtx = -1;
2215 if(fgVZEROCalib[0]) {
2216 binVtx = fgVZEROCalib[0]->GetXaxis()->FindBin(vtxZ);
2217 binCent = fgVZEROCalib[0]->GetYaxis()->FindBin(centralitySPD);
2220 AliVVZERO* vzero = event->GetVZEROData();
2221 Double_t average = 0.0;
2222 for(Int_t iChannel=0; iChannel<64; ++iChannel) {
2223 if(iChannel<32 && sideOption==0) continue;
2224 if(iChannel>=32 && sideOption==1) continue;
2226 mult = vzero->GetMultiplicity(iChannel);
2227 if(fgVZEROCalib[iChannel])
2228 average = fgVZEROCalib[iChannel]->GetBinContent(binVtx, binCent);
2229 if(average>1.0e-10 && mult>0.5)
2234 qvec[0] += mult*(2.0*TMath::Power(kX[phi],2.0)-1);
2235 qvec[1] += mult*(2.0*kX[phi]*kY[phi]);
2236 } // end loop over channels
2239 if(fgVZERORecentering[0][0]) {
2240 // printf("vzero: %p\n",fgVZERORecentering[0][0]);
2241 Int_t binCentRecenter = -1; Int_t binVtxRecenter = -1;
2242 binCentRecenter = fgVZERORecentering[0][0]->GetXaxis()->FindBin(centralitySPD);
2243 binVtxRecenter = fgVZERORecentering[0][0]->GetYaxis()->FindBin(vtxZ);
2244 if(sideOption==0) { // side A
2245 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2246 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2248 if(sideOption==1) { // side C
2249 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2250 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2252 if(sideOption==2) { // side A and C together
2253 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2254 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2255 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2256 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2260 // calculate the reaction plane
2261 if(TMath::Abs(qvec[0])>1.0e-10)
2262 qvec[2] = TMath::ATan2(qvec[1],qvec[0])/2.0;
2265 //______________________________________________________________________________
2266 inline AliAODVertex* AliDielectronVarManager::GetVertex(const AliAODEvent* event, AliAODVertex::AODVtx_t vtype) {
2268 Int_t nVertices=event->GetNumberOfVertices();
2269 for(Int_t iVert=0; iVert<nVertices; iVert++){
2270 AliAODVertex *v=event->GetVertex(iVert);
2271 // printf(" vtx %d contrib %d daughters %d \n ",v->GetType(),v->GetNContributors(), v->GetNDaughters());
2272 if(v->GetType()==vtype) return v;
2278 inline void AliDielectronVarManager::FillValues(const TParticle *particle, Double_t *values)
2281 // Fill track information available for histogramming into an array
2284 // Fill TParticle interface information
2285 values[AliDielectronVarManager::kPx] = particle->Px();
2286 values[AliDielectronVarManager::kPy] = particle->Py();
2287 values[AliDielectronVarManager::kPz] = particle->Pz();
2288 values[AliDielectronVarManager::kPt] = particle->Pt();
2289 values[AliDielectronVarManager::kP] = particle->P();
2291 values[AliDielectronVarManager::kXv] = particle->Vx();
2292 values[AliDielectronVarManager::kYv] = particle->Vy();
2293 values[AliDielectronVarManager::kZv] = particle->Vz();
2295 values[AliDielectronVarManager::kOneOverPt] = 1./particle->Pt();
2296 values[AliDielectronVarManager::kPhi] = particle->Phi();
2297 values[AliDielectronVarManager::kTheta] =
2298 values[AliDielectronVarManager::kEta] = particle->Eta();
2299 values[AliDielectronVarManager::kY] =
2301 values[AliDielectronVarManager::kE] = particle->Energy();
2302 values[AliDielectronVarManager::kM] = particle->GetMass();
2304 values[AliDielectronVarManager::kCharge] = particle->GetPDG()->Charge()/3; // uggly