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 <AliEventplane.h>
40 #include <AliESDVZERO.h>
41 #include <AliAODVZERO.h>
43 #include <AliVParticle.h>
44 #include <AliESDtrack.h>
45 #include <AliAODTrack.h>
46 #include <AliAODPid.h>
47 #include <AliKFParticle.h>
48 #include <AliKFVertex.h>
49 #include <AliMCParticle.h>
50 #include <AliAODMCParticle.h>
51 #include <AliVTrack.h> // ?
53 #include <AliExternalTrackParam.h>
54 #include <AliESDpid.h>
55 #include <AliCentrality.h>
56 #include <AliAODpidUtil.h>
58 #include <AliPIDResponse.h>
60 #include "AliDielectronPair.h"
61 #include "AliDielectronMC.h"
62 #include "AliDielectronPID.h"
63 #include "AliDielectronHelper.h"
67 //________________________________________________________________
68 class AliDielectronVarManager : public TNamed {
72 // Particle specific variables
77 kPt, // transverse momentum
79 kXv, // vertex position in x
80 kYv, // vertex position in y
81 kZv, // vertex position in z
84 kTheta, // theta angle
85 kEta, // pseudo-rapidity
90 kNclsITS, // number of clusters assigned in the ITS
91 kITSchi2Cl, // chi2/cl in the ITS
92 kNclsTPC, // number of clusters assigned in the TPC
93 kNclsSTPC, // number of shared clusters assigned in the TPC
94 kNclsSFracTPC, // fraction of shared clusters assigned in the TPC
95 kNclsTPCiter1, // number of clusters assigned in the TPC after first iteration
96 kNFclsTPC, // number of findable clusters in the TPC
97 kNFclsTPCr, // number of findable clusters in the TPC with more robust definition
98 kNFclsTPCrFrac, // number of found/findable clusters in the TPC with more robust definition
99 kTPCsignalN, // number of points used for dEdx
100 kTPCsignalNfrac, // fraction of points used for dEdx / cluster used for tracking
101 kTPCchi2Cl, // chi2/cl in TPC
102 kTPCclsDiff, // TPC cluster difference
103 kTPCclsSegments, // TPC cluster segments
104 kTrackStatus, // track status bits
106 kNclsTRD, // number of clusters assigned in the TRD
107 kTRDntracklets, // number of TRD tracklets used for tracking/PID TODO: correct getter
108 kTRDpidQuality, // number of TRD tracklets used for PID
109 kTRDchi2, // chi2 in TRD
110 kTRDprobEle, // TRD electron pid probability
111 kTRDprobPio, // TRD electron pid probability
112 kTRDphi, // Phi angle of the track at the entrance of the TRD
113 kTRDpidEffLeg, // TRD pid efficiency from conversion electrons
115 kImpactParXY, // Impact parameter in XY plane
116 kImpactParZ, // Impact parameter in Z
117 kTrackLength, // Track length
119 kPdgCode, // PDG code
121 kPdgCodeGrandMother, // PDG code of the grandmother
122 kNumberOfDaughters, // number of daughters
123 kHaveSameMother, // check that particles have the same mother (MC)
124 kIsJpsiPrimary, // check if the particle is primary (MC)
125 kNumberOfJPsis, // number of generated inclusive jpsis per event (MC)
126 kNumberOfJPsisPrompt, // number of generated prompt jpsis per event (MC)
127 kNumberOfJPsisNPrompt, // number of generated non-prompt jpsis per event (MC)
129 kITSsignal, // ITS dE/dx signal
130 kITSsignalSSD1, // SSD1 dE/dx signal
131 kITSsignalSSD2, // SSD2 dE/dx signal
132 kITSsignalSDD1, // SDD1 dE/dx signal
133 kITSsignalSDD2, // SDD2 dE/dx signal
134 kITSclusterMap, // ITS cluster map
135 kITSLayerFirstCls, // No of innermost ITS layer with a cluster of a track
136 kITSnSigmaEle, // number of sigmas to the dE/dx electron line in the ITS
137 kITSnSigmaPio, // number of sigmas to the dE/dx pion line in the ITS
138 kITSnSigmaMuo, // number of sigmas to the dE/dx muon line in the ITS
139 kITSnSigmaKao, // number of sigmas to the dE/dx kaon line in the ITS
140 kITSnSigmaPro, // number of sigmas to the dE/dx proton line in the ITS
142 kPIn, // momentum at inner wall of TPC (if available), used for PID
143 kPOut, // momentum at outer wall of TPC, used for TRD studies
144 kYsignedIn, // signed local y at inner wall of TPC
145 kTPCsignal, // TPC dE/dx signal
147 kTOFsignal, // TOF signal
148 kTOFbeta, // TOF beta
149 kTOFPIDBit, // TOF PID bit (1:set, 0:TOF not available)
151 kTPCnSigmaEle, // number of sigmas to the dE/dx electron line in the TPC
152 kTPCnSigmaPio, // number of sigmas to the dE/dx pion line in the TPC
153 kTPCnSigmaMuo, // number of sigmas to the dE/dx muon line in the TPC
154 kTPCnSigmaKao, // number of sigmas to the dE/dx kaon line in the TPC
155 kTPCnSigmaPro, // number of sigmas to the dE/dx proton line in the TPC
157 kTOFnSigmaEle, // number of sigmas to the electron line in the TOF
158 kTOFnSigmaPio, // number of sigmas to the pion line in the TOF
159 kTOFnSigmaMuo, // number of sigmas to the muon line in the TOF
160 kTOFnSigmaKao, // number of sigmas to the kaon line in the TOF
161 kTOFnSigmaPro, // number of sigmas to the proton line in the TOF
163 kEMCALnSigmaEle, // number of sigmas to the proton line in the TOF
164 kEMCALEoverP, // E over P from EMCAL
165 kEMCALE, // E from EMCAL
166 kEMCALNCells, // NCells from EMCAL
167 kEMCALM02, // M02 showershape parameter
168 kEMCALM20, // M20 showershape parameter
169 kEMCALDispersion, // Dispersion paramter
171 kV0Index0, // v0 index 0
172 kKinkIndex0, // kink index 0
175 // TODO: kRNClusters ??
176 // AliDielectronPair specific variables
177 kChi2NDF = kParticleMax, // Chi^2/NDF
178 kDecayLength, // decay length
179 kR, // distance to the origin
180 kOpeningAngle, // opening angle
181 kCosPointingAngle, // cosine of the pointing angle
182 // helicity picture: Z-axis is considered the direction of the mother's 3-momentum vector
183 kThetaHE, // theta in mother's rest frame in the helicity picture
184 kPhiHE, // phi in mother's rest frame in the helicity picture
185 kThetaSqHE, // squared value of kThetaHE
186 kCos2PhiHE, // Cosine of 2*phi in mother's rest frame in the helicity picture
187 kCosTilPhiHE, // Shifted phi depending on kThetaHE
188 // Collins-Soper picture: Z-axis is considered the direction of the vectorial difference between
189 // the 3-mom vectors of target and projectile beams
190 kThetaCS, // theta in mother's rest frame in Collins-Soper picture
191 kPhiCS, // phi in mother's rest frame in Collins-Soper picture
192 kThetaSqCS, // squared value of kThetaCS
193 kPsiPair, // phi in mother's rest frame in Collins-Soper picture
194 kPhivPair, // angle between ee plane and the magnetic field (can be useful for conversion rejection)
195 kCos2PhiCS, // Cosine of 2*phi in mother's rest frame in the Collins-Soper picture
196 kCosTilPhiCS, // Shifted phi depending on kThetaCS
197 kDeltaPhiV0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
198 kDeltaPhiV0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
199 kDeltaPhiV0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A + V0-C
200 kV0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
201 kV0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
202 kV0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
203 kLegDist, // distance of the legs
204 kLegDistXY, // distance of the legs in XY
205 kDeltaEta, // Absolute value of Delta Eta for the legs
206 kDeltaPhi, // Absolute value of Delta Phi for the legs
207 kMerr, // error of mass calculation
208 kDCA, // distance of closest approach TODO: not implemented yet
209 kPairType, // type of the pair, like like sign ++ unlikesign ...
210 kPseudoProperTime, // pseudo proper time
211 kPseudoProperTimeErr, // pseudo proper time error
212 kPseudoProperTimeResolution, // resolution for pseudo proper decay time (reconstructed - MC truth)
213 kPseudoProperTimePull, // normalizd resolution for pseudo proper time = (reco - MC truth)/dReco
214 kTRDpidEffPair, // TRD pid efficieny from conversion electrons
216 // Event specific variables
217 kXvPrim=kPairMax, // prim vertex
218 kYvPrim, // prim vertex
219 kZvPrim, // prim vertex
220 kXRes, // primary vertex x-resolution
221 kYRes, // primary vertex y-resolution
222 kZRes, // primary vertex z-resolution
224 //// v0 reaction plane quantities from AliEPSelectionTaks
225 kv0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
226 kv0CrpH2, // reaction plane
227 kv0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
228 kv0AxH2, // VZERO-A x-component of the Q vector for 2nd harmonic
229 kv0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
230 kv0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
231 kv0CyH2, // VZERO-C y-component of the Q vector for 2nd harmonic
232 kv0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
233 kv0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
234 kv0A0rpH2, // VZERO-A 1st ring reaction plane of the Q vector for 2nd harmonic
235 kv0A3rpH2, // VZERO-A last ring reaction plane of the Q vector for 2nd harmonic
236 kv0C0rpH2, // VZERO-C 1st ring reaction plane of the Q vector for 2nd harmonic
237 kv0C3rpH2, // VZERO-C last ring reaction plane of the Q vector for 2nd harmonic
238 kDeltaPhiv0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
239 kDeltaPhiv0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
240 kDeltaPhiv0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-AC
241 kv0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
242 kv0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
243 kv0Av0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
244 kv0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
245 kv0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
246 kv0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
248 kMultV0A, // VZERO multiplicity and ADC amplitudes
255 // VZERO reaction plane quantities
256 kV0AxH2=kVZEROchMult+64, // VZERO-A x-component of the Q vector for 2nd harmonic
257 kV0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
258 kV0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
259 kV0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
260 kV0CyH2, // y-component
261 kV0CrpH2, // reaction plane
262 kV0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
263 kV0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
264 kV0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
265 kV0ArpResH2, // 2nd harmonic reaction plane resolution for V0A
267 kV0ACrpResH2, // V0A+V0C
268 kV0XaXcH2, // Correlation quantities to check V0 reaction plane quality
274 kV0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
275 kV0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
276 kV0AV0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
277 // TPC reaction plane quantities
278 kTPCxH2, // TPC x-component of the Q vector for 2nd harmonic (corrected)
279 kTPCyH2, // TPC y-component of the Q vector for 2nd harmonic (corrected)
280 kTPCrpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected)
281 kTPCsub1xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 1)
282 kTPCsub1yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 1)
283 kTPCsub1rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 1)
284 kTPCsub2xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 2)
285 kTPCsub2yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 2)
286 kTPCsub2rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 2)
287 kTPCsub12DiffH2, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic
288 kTPCsub12DiffH2Sin, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic, sinus term
290 kTPCxH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected)
291 kTPCyH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected)
292 kTPCrpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected)
293 kTPCsub1xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
294 kTPCsub1yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
295 kTPCsub1rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 1)
296 kTPCsub2xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
297 kTPCsub2yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
298 kTPCsub2rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 2)
299 kTPCsub12DiffH2uc, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic (uncorrected)
301 kNTrk, // number of tracks (or tracklets) TODO: ambiguous
302 kTracks, // ESD tracks TODO: ambiguous
303 kNVtxContrib, // number of primary vertex contibutors
304 kNacc, // Number of accepted tracks
305 kNaccTrcklts, // number of accepted SPD tracklets in |eta|<1.6
306 kNaccTrcklts0916, // number of accepted SPD tracklets in 0.9<|eta|<1.6
308 kNaccTrckltsEsd05, // number of accepted SPD tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
309 kNaccTrckltsEsd10, // number of accepted SPD tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
310 kNaccTrckltsEsd16, // number of accepted SPD tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
311 kNaccTrckltsEsd05Corr, //
312 kNaccTrckltsEsd10Corr, //
313 kNaccTrckltsEsd16Corr, //
314 kNaccItsTpcEsd05, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
315 kNaccItsTpcEsd10, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
316 kNaccItsTpcEsd16, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
317 kNaccItsTpcEsd05Corr, //
318 kNaccItsTpcEsd10Corr, //
319 kNaccItsTpcEsd16Corr, //
321 kNaccItsPureEsd05, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
322 kNaccItsPureEsd10, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
323 kNaccItsPureEsd16, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
324 kNaccItsPureEsd05Corr, //
325 kNaccItsPureEsd10Corr, //
326 kNaccItsPureEsd16Corr, //
328 kNch, // MC true number of charged particles in |eta|<1.6
329 kNch05, // MC true number of charged particles in |eta|<0.5
330 kNch10, // MC true number of charged particles in |eta|<1.0
332 kCentrality, // event centrality fraction
333 kCentralitySPD, // centrality using SPD
334 kNevents, // event counter
335 kRunNumber, // run number
338 // TODO: (for A+A) ZDCEnergy, impact parameter, Iflag??
342 AliDielectronVarManager();
343 AliDielectronVarManager(const char* name, const char* title);
344 virtual ~AliDielectronVarManager();
345 static void Fill(const TObject* particle, Double_t * const values);
346 static void FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values);
348 static void InitESDpid(Int_t type=0);
349 static void InitAODpidUtil(Int_t type=0);
350 static void InitEstimatorAvg(const Char_t* filename);
351 static void InitTRDpidEffHistograms(const Char_t* filename);
352 static void SetVZEROCalibrationFile(const Char_t* filename) {fgVZEROCalibrationFile = filename;}
354 static void SetVZERORecenteringFile(const Char_t* filename) {fgVZERORecenteringFile = filename;}
355 static void SetPIDResponse(AliPIDResponse *pidResponse) {fgPIDResponse=pidResponse;}
356 static AliPIDResponse* GetPIDResponse() { return fgPIDResponse; }
357 static void SetEvent(AliVEvent * const ev);
358 static void SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues]);
359 static Bool_t GetDCA(const AliAODTrack *track, Double_t d0z0[2]);
360 static void SetTPCEventPlane(AliEventplane *const evplane);
361 static void GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption); // 0- V0A; 1- V0C; 2- V0A+V0C
363 static TProfile* GetEstimatorHistogram(Int_t period, Int_t type) {return fgMultEstimatorAvg[period][type];}
364 static Double_t GetTRDpidEfficiency(Int_t runNo, Double_t centrality, Double_t eta, Double_t trdPhi, Double_t pout, Double_t& effErr);
366 static const AliKFVertex* GetKFVertex() {return fgKFVertex;}
368 static const char* GetValueName(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i]:""; }
370 static const Double_t* GetData() {return fgData;}
372 static Double_t GetValue(ValueTypes var) {return fgData[var];}
373 static void SetValue(ValueTypes var, Double_t val) { fgData[var]=val; }
377 static const char* fgkParticleNames[kNMaxValues]; //variable names
379 static void FillVarVParticle(const AliVParticle *particle, Double_t * const values);
380 static void FillVarESDtrack(const AliESDtrack *particle, Double_t * const values);
381 static void FillVarAODTrack(const AliAODTrack *particle, Double_t * const values);
382 static void FillVarMCParticle(const AliMCParticle *particle, Double_t * const values);
383 static void FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values);
384 static void FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values);
385 static void FillVarKFParticle(const AliKFParticle *pair, Double_t * const values);
387 static void FillVarVEvent(const AliVEvent *event, Double_t * const values);
388 static void FillVarESDEvent(const AliESDEvent *event, Double_t * const values);
389 static void FillVarAODEvent(const AliAODEvent *event, Double_t * const values);
390 static void FillVarMCEvent(const AliMCEvent *event, Double_t * const values);
391 static void FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values);
393 static void InitVZEROCalibrationHistograms(Int_t runNo);
394 static void InitVZERORecenteringHistograms(Int_t runNo);
396 static AliPIDResponse *fgPIDResponse; // PID response object
397 static AliVEvent *fgEvent; // current event pointer
398 static AliEventplane *fgTPCEventPlane; // current event plane pointer
399 static AliKFVertex *fgKFVertex; // kf vertex
400 static TProfile *fgMultEstimatorAvg[4][9]; // multiplicity estimator averages (4 periods x 9 estimators)
401 static Double_t fgTRDpidEffCentRanges[10][4]; // centrality ranges for the TRD pid efficiency histograms
402 static TH3D *fgTRDpidEff[10][4]; // TRD pid efficiencies from conversion electrons
403 static TString fgVZEROCalibrationFile; // file with VZERO channel-by-channel calibrations
404 static TString fgVZERORecenteringFile; // file with VZERO Q-vector averages needed for event plane recentering
405 static TProfile2D *fgVZEROCalib[64]; // 1 histogram per VZERO channel
406 static TProfile2D *fgVZERORecentering[2][2]; // 2 VZERO sides x 2 Q-vector components
407 static Int_t fgCurrentRun; // current run number
409 static Double_t fgData[kNMaxValues]; //! data
411 AliDielectronVarManager(const AliDielectronVarManager &c);
412 AliDielectronVarManager &operator=(const AliDielectronVarManager &c);
414 ClassDef(AliDielectronVarManager,1);
419 inline void AliDielectronVarManager::Fill(const TObject* object, Double_t * const values)
422 // Main function to fill all available variables according to the type of particle
425 if (object->IsA() == AliESDtrack::Class()) FillVarESDtrack(static_cast<const AliESDtrack*>(object), values);
426 else if (object->IsA() == AliAODTrack::Class()) FillVarAODTrack(static_cast<const AliAODTrack*>(object), values);
427 else if (object->IsA() == AliMCParticle::Class()) FillVarMCParticle(static_cast<const AliMCParticle*>(object), values);
428 else if (object->IsA() == AliAODMCParticle::Class()) FillVarAODMCParticle(static_cast<const AliAODMCParticle*>(object), values);
429 else if (object->IsA() == AliDielectronPair::Class()) FillVarDielectronPair(static_cast<const AliDielectronPair*>(object), values);
430 else if (object->IsA() == AliKFParticle::Class()) FillVarKFParticle(static_cast<const AliKFParticle*>(object),values);
431 // Main function to fill all available variables according to the type of event
433 else if (object->IsA() == AliVEvent::Class()) FillVarVEvent(static_cast<const AliVEvent*>(object), values);
434 else if (object->IsA() == AliESDEvent::Class()) FillVarESDEvent(static_cast<const AliESDEvent*>(object), values);
435 else if (object->IsA() == AliAODEvent::Class()) FillVarAODEvent(static_cast<const AliAODEvent*>(object), values);
436 else if (object->IsA() == AliMCEvent::Class()) FillVarMCEvent(static_cast<const AliMCEvent*>(object), values);
437 else if (object->IsA() == AliEventplane::Class()) FillVarTPCEventPlane(static_cast<const AliEventplane*>(object), values);
438 // else printf(Form("AliDielectronVarManager::Fill: Type %s is not supported by AliDielectronVarManager!", object->ClassName())); //TODO: implement without object needed
441 inline void AliDielectronVarManager::FillVarVParticle(const AliVParticle *particle, Double_t * const values)
444 // Fill track information available in AliVParticle into an array
446 values[AliDielectronVarManager::kPx] = particle->Px();
447 values[AliDielectronVarManager::kPy] = particle->Py();
448 values[AliDielectronVarManager::kPz] = particle->Pz();
449 values[AliDielectronVarManager::kPt] = particle->Pt();
450 values[AliDielectronVarManager::kP] = particle->P();
452 values[AliDielectronVarManager::kXv] = particle->Xv();
453 values[AliDielectronVarManager::kYv] = particle->Yv();
454 values[AliDielectronVarManager::kZv] = particle->Zv();
456 values[AliDielectronVarManager::kOneOverPt] = (particle->Pt()>1.0e-3 ? particle->OneOverPt() : 0.0);
457 values[AliDielectronVarManager::kPhi] = particle->Phi();
458 values[AliDielectronVarManager::kTheta] = particle->Theta();
459 values[AliDielectronVarManager::kEta] = particle->Eta();
460 values[AliDielectronVarManager::kY] = particle->Y();
462 values[AliDielectronVarManager::kE] = particle->E();
463 values[AliDielectronVarManager::kM] = particle->M();
464 values[AliDielectronVarManager::kCharge] = particle->Charge();
466 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
468 // if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
469 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
473 inline void AliDielectronVarManager::FillVarESDtrack(const AliESDtrack *particle, Double_t * const values)
476 // Fill track information available for histogramming into an array
479 // Fill common AliVParticle interface information
480 FillVarVParticle(particle, values);
482 AliESDtrack *esdTrack=0x0;
483 Double_t origdEdx=particle->GetTPCsignal();
485 // apply ETa correction, remove once this is in the tender
486 esdTrack=const_cast<AliESDtrack*>(particle);
487 if (!esdTrack) return;
488 esdTrack->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(esdTrack)/AliDielectronPID::GetCorrValdEdx(),esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
490 Double_t pidProbs[AliPID::kSPECIES];
491 // Fill AliESDtrack interface specific information
492 Double_t tpcNcls=particle->GetTPCNcls();
493 Double_t tpcNclsS = particle->GetTPCnclsS();
494 Double_t itsNcls=particle->GetNcls(0);
495 Double_t tpcSignalN=particle->GetTPCsignalN();
496 Double_t tpcClusFindable=particle->GetTPCNclsF();
497 values[AliDielectronVarManager::kNclsITS] = itsNcls; // TODO: get rid of the plain numbers
498 values[AliDielectronVarManager::kNclsTPC] = tpcNcls; // TODO: get rid of the plain numbers
499 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
500 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
501 values[AliDielectronVarManager::kNclsTPCiter1] = particle->GetTPCNclsIter1(); // TODO: get rid of the plain numbers
502 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
503 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
504 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
505 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
506 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
507 values[AliDielectronVarManager::kTPCsignalNfrac]= tpcNcls>0?tpcSignalN/tpcNcls:0;
508 values[AliDielectronVarManager::kNclsTRD] = particle->GetNcls(2); // TODO: get rid of the plain numbers
509 values[AliDielectronVarManager::kTRDntracklets] = particle->GetTRDntracklets(); // TODO: GetTRDtracklets/GetTRDntracklets?
510 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
511 values[AliDielectronVarManager::kTRDchi2] = particle->GetTRDchi2();
512 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
513 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
514 const UChar_t threshold = 5;
515 TBits tpcClusterMap = particle->GetTPCClusterMap();
516 UChar_t n=0; UChar_t j=0;
517 for(UChar_t i=0; i<8; ++i) {
519 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
520 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
522 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
525 values[AliDielectronVarManager::kTPCchi2Cl] = -1;
526 if (tpcNcls>0) values[AliDielectronVarManager::kTPCchi2Cl] = particle->GetTPCchi2() / tpcNcls;
527 values[AliDielectronVarManager::kITSchi2Cl] = -1;
528 if (itsNcls>0) values[AliDielectronVarManager::kITSchi2Cl] = particle->GetITSchi2() / itsNcls;
530 particle->GetTRDpid(pidProbs);
531 values[AliDielectronVarManager::kTRDprobEle] = pidProbs[AliPID::kElectron];
532 values[AliDielectronVarManager::kTRDprobPio] = pidProbs[AliPID::kPion];
534 values[AliDielectronVarManager::kV0Index0] = particle->GetV0Index(0);
535 values[AliDielectronVarManager::kKinkIndex0] = particle->GetKinkIndex(0);
537 Float_t impactParXY, impactParZ;
538 particle->GetImpactParameters(impactParXY, impactParZ);
539 values[AliDielectronVarManager::kImpactParXY] = impactParXY;
540 values[AliDielectronVarManager::kImpactParZ] = impactParZ;
543 values[AliDielectronVarManager::kPdgCode]=-1;
544 values[AliDielectronVarManager::kPdgCodeMother]=-1;
545 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
547 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
549 AliDielectronMC *mc=AliDielectronMC::Instance();
552 if (mc->GetMCTrack(particle))
553 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
555 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
557 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
559 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
560 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
563 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
568 values[AliDielectronVarManager::kITSsignal] = particle->GetITSsignal();
571 particle->GetITSdEdxSamples(itsdEdx);
573 values[AliDielectronVarManager::kITSsignalSSD1] = itsdEdx[0];
574 values[AliDielectronVarManager::kITSsignalSSD2] = itsdEdx[1];
575 values[AliDielectronVarManager::kITSsignalSDD1] = itsdEdx[2];
576 values[AliDielectronVarManager::kITSsignalSDD2] = itsdEdx[3];
577 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
578 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
580 for (Int_t iC=0; iC<6; iC++) {
581 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
582 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
588 values[AliDielectronVarManager::kTrackLength] = particle->GetIntegratedLength();
590 Double_t mom = particle->GetP();
591 const AliExternalTrackParam *in=particle->GetInnerParam();
592 Double_t ysignedIn=-100;
595 ysignedIn=particle->Charge()*in->GetY();
597 values[AliDielectronVarManager::kPIn]=mom;
598 values[AliDielectronVarManager::kYsignedIn]=ysignedIn;
599 const AliExternalTrackParam *out=particle->GetOuterParam();
600 if(out) values[AliDielectronVarManager::kPOut] = out->GetP();
601 else values[AliDielectronVarManager::kPOut] = mom;
603 Double_t localCoord[3]={0.0};
604 Bool_t localCoordGood = out->GetXYZAt(298.0, ((AliESDEvent*)fgEvent)->GetMagneticField(), localCoord);
605 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.);
607 if(mc->HasMC() && fgTRDpidEff[0][0]) {
608 Int_t runNo = (fgEvent ? fgEvent->GetRunNumber() : -1);
609 Float_t centrality=-1.0;
610 AliCentrality *esdCentrality = (fgEvent ? fgEvent->GetCentrality() : 0x0);
611 if(esdCentrality) centrality = esdCentrality->GetCentralityPercentile("V0M");
613 values[kTRDpidEffLeg] = GetTRDpidEfficiency(runNo, centrality, values[AliDielectronVarManager::kEta],
614 values[AliDielectronVarManager::kTRDphi],
615 values[AliDielectronVarManager::kPOut], effErr);
617 values[AliDielectronVarManager::kTPCsignal]=particle->GetTPCsignal();
619 values[AliDielectronVarManager::kTOFsignal]=particle->GetTOFsignal();
621 Double_t l = particle->GetIntegratedLength(); // cm
622 Double_t t = particle->GetTOFsignal();
623 Double_t t0 = fgPIDResponse->GetTOFResponse().GetTimeZero(); // ps
625 if( (l < 360. || l > 800.) || (t <= 0.) || (t0 >999990.0) ) {
626 values[AliDielectronVarManager::kTOFbeta]=0.0;
629 t -= t0; // subtract the T0
631 t *= 1e-12; //ps -> s
634 Float_t beta = v / TMath::C();
635 values[AliDielectronVarManager::kTOFbeta]=beta;
637 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
639 // nsigma to Electron band
640 // TODO: for the moment we set the bethe bloch parameters manually
641 // this should be changed in future!
643 values[AliDielectronVarManager::kTPCnSigmaEle]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCorrVal();
644 values[AliDielectronVarManager::kTPCnSigmaPio]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
645 values[AliDielectronVarManager::kTPCnSigmaMuo]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
646 values[AliDielectronVarManager::kTPCnSigmaKao]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
647 values[AliDielectronVarManager::kTPCnSigmaPro]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
649 values[AliDielectronVarManager::kITSnSigmaEle]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kElectron);
650 values[AliDielectronVarManager::kITSnSigmaPio]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kPion);
651 values[AliDielectronVarManager::kITSnSigmaMuo]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kMuon);
652 values[AliDielectronVarManager::kITSnSigmaKao]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kKaon);
653 values[AliDielectronVarManager::kITSnSigmaPro]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kProton);
655 values[AliDielectronVarManager::kTOFnSigmaEle]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
656 values[AliDielectronVarManager::kTOFnSigmaPio]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
657 values[AliDielectronVarManager::kTOFnSigmaMuo]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
658 values[AliDielectronVarManager::kTOFnSigmaKao]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
659 values[AliDielectronVarManager::kTOFnSigmaPro]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
661 //EMCAL PID information
663 Double_t showershape[4]={0.,0.,0.,0.};
664 // values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
665 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
666 values[AliDielectronVarManager::kEMCALEoverP] = eop;
667 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
668 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
669 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
670 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
671 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
674 //restore TPC signal if it was changed
675 if (esdTrack) esdTrack->SetTPCsignal(origdEdx,esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
678 inline void AliDielectronVarManager::FillVarAODTrack(const AliAODTrack *particle, Double_t * const values)
681 // Fill track information available for histogramming into an array
684 // Fill common AliVParticle interface information
685 FillVarVParticle(particle, values);
686 Double_t tpcNcls=particle->GetTPCNcls();
688 //GetNclsS not present in AODtrack
689 //Replace with method as soon as available
690 TBits tpcSharedMap = particle->GetTPCSharedMap();
691 Double_t tpcNclsS= tpcSharedMap.CountBits(0)-tpcSharedMap.CountBits(159);
692 Double_t tpcClusFindable=particle->GetTPCNclsF();
694 // Reset AliESDtrack interface specific information
695 values[AliDielectronVarManager::kNclsITS] = particle->GetITSNcls();
696 values[AliDielectronVarManager::kITSchi2Cl] = -1;
697 values[AliDielectronVarManager::kNclsTPC] = tpcNcls;
698 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
699 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
700 values[AliDielectronVarManager::kNclsTPCiter1] = tpcNcls; // not really available in AOD
701 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
702 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
703 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
704 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
705 values[AliDielectronVarManager::kNclsTRD] = 0;
706 values[AliDielectronVarManager::kTRDntracklets] = 0;
707 values[AliDielectronVarManager::kTRDpidQuality] = 0;
709 values[AliDielectronVarManager::kTPCchi2Cl] = (tpcNcls>0)?particle->Chi2perNDF()*(tpcNcls-5)/tpcNcls:999.; // it is stored as normalized to tpcNcls-5 (see AliAnalysisTaskESDfilter)
710 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
713 //TODO: set correctly
714 values[AliDielectronVarManager::kTRDprobEle] = 0;
715 values[AliDielectronVarManager::kTRDprobPio] = 0;
716 values[AliDielectronVarManager::kTRDchi2] = -1;
718 values[AliDielectronVarManager::kTPCsignalN] = 0;
719 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
721 // Fill AliAODTrack interface information
723 values[AliDielectronVarManager::kV0Index0] = particle->GetProdVertex()->GetType()==AliAODVertex::kV0 ? 1 : 0;
724 values[AliDielectronVarManager::kKinkIndex0] = particle->GetProdVertex()->GetType()==AliAODVertex::kKink ? 1 : 0;
727 GetDCA(particle, d0z0);
728 values[AliDielectronVarManager::kImpactParXY] = d0z0[0];
729 values[AliDielectronVarManager::kImpactParZ] = d0z0[1];
731 values[AliDielectronVarManager::kPIn]=0;
732 values[AliDielectronVarManager::kTPCsignal]=0;
734 values[AliDielectronVarManager::kTOFsignal]=0;
735 //values[AliDielectronVarManager::kTOFbeta]=0;
737 values[AliDielectronVarManager::kTPCnSigmaEle]=0;
738 values[AliDielectronVarManager::kTPCnSigmaPio]=0;
739 values[AliDielectronVarManager::kTPCnSigmaMuo]=0;
740 values[AliDielectronVarManager::kTPCnSigmaKao]=0;
741 values[AliDielectronVarManager::kTPCnSigmaPro]=0;
743 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
744 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
745 for (Int_t iC=0; iC<6; iC++) {
746 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
747 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
752 AliAODPid *pid=particle->GetDetPid();
754 Double_t mom =pid->GetTPCmomentum();
755 Double_t tpcSignalN=pid->GetTPCsignalN();
756 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
757 values[AliDielectronVarManager::kTPCsignalN] = tpcNcls>0?tpcSignalN/tpcNcls:0;
758 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
759 Double_t tpcNsigmaEle=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
760 Double_t tpcNsigmaPio=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
761 Double_t tpcNsigmaMuo=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
762 Double_t tpcNsigmaKao=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
763 Double_t tpcNsigmaPro=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
765 values[AliDielectronVarManager::kPIn]=mom;
766 values[AliDielectronVarManager::kTPCsignal]=pid->GetTPCsignal();
768 values[AliDielectronVarManager::kTPCnSigmaEle]=tpcNsigmaEle;
769 values[AliDielectronVarManager::kTPCnSigmaPio]=tpcNsigmaPio;
770 values[AliDielectronVarManager::kTPCnSigmaMuo]=tpcNsigmaMuo;
771 values[AliDielectronVarManager::kTPCnSigmaKao]=tpcNsigmaKao;
772 values[AliDielectronVarManager::kTPCnSigmaPro]=tpcNsigmaPro;
774 values[AliDielectronVarManager::kTRDntracklets] = 0;
775 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
776 Double_t prob[AliPID::kSPECIES];
777 fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob);
778 values[AliDielectronVarManager::kTRDprobEle] = prob[AliPID::kElectron];
779 values[AliDielectronVarManager::kTRDprobPio] = prob[AliPID::kPion];
781 values[AliDielectronVarManager::kTOFsignal]=pid->GetTOFsignal();
783 particle->GetIntegratedTimes(expt); // ps
784 Double_t l = TMath::C()* expt[0]*1e-12; // m
785 Double_t t = pid->GetTOFsignal(); // ps start time subtracted (until v5-02-Rev09)
786 AliTOFHeader* tofH=0x0; // from v5-02-Rev10 on subtract the start time
787 if(fgEvent) tofH = (AliTOFHeader*)fgEvent->GetTOFHeader();
788 if(tofH) t -= fgPIDResponse->GetTOFResponse().GetStartTime(particle->P()); // ps
790 if( (l < 360.e-2 || l > 800.e-2) || (t <= 0.) ) {
791 values[AliDielectronVarManager::kTOFbeta] =0;
794 t *= 1e-12; //ps -> s
797 Float_t beta = v / TMath::C();
798 values[AliDielectronVarManager::kTOFbeta]=beta;
801 Double_t tofNsigmaEle=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
802 Double_t tofNsigmaPio=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
803 Double_t tofNsigmaMuo=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
804 Double_t tofNsigmaKao=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
805 Double_t tofNsigmaPro=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
807 values[AliDielectronVarManager::kTOFnSigmaEle]=tofNsigmaEle;
808 values[AliDielectronVarManager::kTOFnSigmaPio]=tofNsigmaPio;
809 values[AliDielectronVarManager::kTOFnSigmaMuo]=tofNsigmaMuo;
810 values[AliDielectronVarManager::kTOFnSigmaKao]=tofNsigmaKao;
811 values[AliDielectronVarManager::kTOFnSigmaPro]=tofNsigmaPro;
815 //EMCAL PID information
817 Double_t showershape[4]={0.,0.,0.,0.};
818 // values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
819 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
820 values[AliDielectronVarManager::kEMCALEoverP] = eop;
821 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
822 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
823 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
824 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
825 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
827 values[AliDielectronVarManager::kPdgCode]=-1;
828 values[AliDielectronVarManager::kPdgCodeMother]=-1;
829 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
831 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
833 AliDielectronMC *mc=AliDielectronMC::Instance();
836 if (mc->GetMCTrack(particle))
837 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
839 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
841 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
843 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
844 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
847 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
850 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
853 inline void AliDielectronVarManager::FillVarMCParticle(const AliMCParticle *particle, Double_t * const values)
856 // Fill track information available for histogramming into an array
859 values[AliDielectronVarManager::kNclsITS] = 0;
860 values[AliDielectronVarManager::kITSchi2Cl] = 0;
861 values[AliDielectronVarManager::kNclsTPC] = 0;
862 values[AliDielectronVarManager::kNclsSTPC] = 0;
863 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
864 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
865 values[AliDielectronVarManager::kNFclsTPC] = 0;
866 values[AliDielectronVarManager::kNFclsTPCr] = 0;
867 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
868 values[AliDielectronVarManager::kNclsTRD] = 0;
869 values[AliDielectronVarManager::kTRDntracklets] = 0;
870 values[AliDielectronVarManager::kTRDpidQuality] = 0;
871 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
872 values[AliDielectronVarManager::kTrackStatus] = 0;
873 values[AliDielectronVarManager::kTRDprobEle] = 0;
874 values[AliDielectronVarManager::kTRDprobPio] = 0;
875 values[AliDielectronVarManager::kTPCsignalN] = 0;
876 values[AliDielectronVarManager::kTPCclsDiff] = 0;
877 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
878 values[AliDielectronVarManager::kImpactParXY] = 0;
879 values[AliDielectronVarManager::kImpactParZ] = 0;
880 values[AliDielectronVarManager::kPIn] = 0;
881 values[AliDielectronVarManager::kYsignedIn] = 0;
882 values[AliDielectronVarManager::kTPCsignal] = 0;
883 values[AliDielectronVarManager::kTOFsignal] = 0;
884 values[AliDielectronVarManager::kTOFbeta] = 0;
885 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
886 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
887 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
888 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
889 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
890 values[AliDielectronVarManager::kITSclusterMap] = 0;
892 values[AliDielectronVarManager::kPdgCode] = -1;
893 values[AliDielectronVarManager::kPdgCodeMother] = -1;
894 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
896 // Fill common AliVParticle interface information
897 FillVarVParticle(particle, values);
899 AliDielectronMC *mc=AliDielectronMC::Instance();
901 // Fill AliMCParticle interface specific information
902 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
904 AliMCParticle *motherMC = mc->GetMCTrackMother(particle);
906 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
907 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
908 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
911 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
912 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
916 inline void AliDielectronVarManager::FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values) {
918 // fill 2 track information starting from MC legs
921 values[AliDielectronVarManager::kNclsITS] = 0;
922 values[AliDielectronVarManager::kITSchi2Cl] = -1;
923 values[AliDielectronVarManager::kNclsTPC] = 0;
924 values[AliDielectronVarManager::kNclsSTPC] = 0;
925 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
926 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
927 values[AliDielectronVarManager::kNFclsTPC] = 0;
928 values[AliDielectronVarManager::kNFclsTPCr] = 0;
929 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
930 values[AliDielectronVarManager::kNclsTRD] = 0;
931 values[AliDielectronVarManager::kTRDntracklets] = 0;
932 values[AliDielectronVarManager::kTRDpidQuality] = 0;
933 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
934 values[AliDielectronVarManager::kTrackStatus] = 0;
935 values[AliDielectronVarManager::kTRDprobEle] = 0;
936 values[AliDielectronVarManager::kTRDprobPio] = 0;
937 values[AliDielectronVarManager::kTPCsignalN] = 0;
938 values[AliDielectronVarManager::kTPCclsDiff] = 0;
939 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
940 values[AliDielectronVarManager::kImpactParXY] = 0;
941 values[AliDielectronVarManager::kImpactParZ] = 0;
942 values[AliDielectronVarManager::kPIn] = 0;
943 values[AliDielectronVarManager::kYsignedIn] = 0;
944 values[AliDielectronVarManager::kTPCsignal] = 0;
945 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
946 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
947 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
948 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
949 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
950 values[AliDielectronVarManager::kITSclusterMap] = 0;
952 values[AliDielectronVarManager::kPdgCode] = 0;
953 values[AliDielectronVarManager::kPdgCodeMother] = 0;
955 AliDielectronMC *mc=AliDielectronMC::Instance();
956 AliVParticle* mother=0x0;
957 Int_t mLabel1 = mc->GetMothersLabel(p1->GetLabel());
958 Int_t mLabel2 = mc->GetMothersLabel(p2->GetLabel());
960 mother = mc->GetMCTrackFromMCEvent(mLabel1);
962 values[AliDielectronVarManager::kPseudoProperTime] = -2e10;
963 if(mother) { // same mother
964 FillVarVParticle(mother, values);
965 Double_t lxy = ((mother->Xv()- values[AliDielectronVarManager::kXvPrim]) * mother->Px() +
966 (mother->Yv()- values[AliDielectronVarManager::kYvPrim]) * mother->Py() )/mother->Pt();
967 values[AliDielectronVarManager::kPseudoProperTime] = lxy*(TDatabasePDG::Instance()->GetParticle(443)->Mass())/mother->Pt();
970 values[AliDielectronVarManager::kPx] = p1->Px()+p2->Px();
971 values[AliDielectronVarManager::kPy] = p1->Py()+p2->Py();
972 values[AliDielectronVarManager::kPz] = p1->Pz()+p2->Pz();
973 values[AliDielectronVarManager::kPt] = TMath::Sqrt(values[AliDielectronVarManager::kPx]*
974 values[AliDielectronVarManager::kPx]+
975 values[AliDielectronVarManager::kPy]*
976 values[AliDielectronVarManager::kPy]);
977 values[AliDielectronVarManager::kP] = TMath::Sqrt(values[AliDielectronVarManager::kPt]*
978 values[AliDielectronVarManager::kPt]+
979 values[AliDielectronVarManager::kPz]*
980 values[AliDielectronVarManager::kPz]);
982 values[AliDielectronVarManager::kXv] = 0;
983 values[AliDielectronVarManager::kYv] = 0;
984 values[AliDielectronVarManager::kZv] = 0;
986 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>1.0e-6 ? 1.0/values[AliDielectronVarManager::kPt] : 0.0);
987 values[AliDielectronVarManager::kPhi] = TMath::ATan2(values[AliDielectronVarManager::kPy],values[AliDielectronVarManager::kPx]);
988 values[AliDielectronVarManager::kTheta] = TMath::ATan2(values[AliDielectronVarManager::kPt],values[AliDielectronVarManager::kPz]);
989 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.);
990 values[AliDielectronVarManager::kE] = p1->E()+p2->E();
991 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.);
992 values[AliDielectronVarManager::kCharge] = p1->Charge()+p2->Charge();
994 values[AliDielectronVarManager::kM] = p1->M()*p1->M()+p2->M()*p2->M()+
995 2.0*(p1->E()*p2->E()-p1->Px()*p2->Px()-p1->Py()*p2->Py()-p1->Pz()*p2->Pz());
996 values[AliDielectronVarManager::kM] = (values[AliDielectronVarManager::kM]>1.0e-8 ? TMath::Sqrt(values[AliDielectronVarManager::kM]) : -1.0);
998 if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1000 values[AliDielectronVarManager::kThetaHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kTRUE);
1001 values[AliDielectronVarManager::kPhiHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kFALSE);
1002 values[AliDielectronVarManager::kThetaSqHE] = values[AliDielectronVarManager::kThetaHE] * values[AliDielectronVarManager::kThetaHE];
1003 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2*values[AliDielectronVarManager::kPhiHE]);
1004 values[AliDielectronVarManager::kThetaCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kTRUE);
1005 values[AliDielectronVarManager::kPhiCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kFALSE);
1006 values[AliDielectronVarManager::kThetaSqCS] = values[AliDielectronVarManager::kThetaCS] * values[AliDielectronVarManager::kThetaCS];
1007 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2*values[AliDielectronVarManager::kPhiCS]);
1008 values[AliDielectronVarManager::kCosTilPhiHE] = (values[AliDielectronVarManager::kThetaHE]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-3*TMath::Pi()/4.));
1009 values[AliDielectronVarManager::kCosTilPhiCS] = (values[AliDielectronVarManager::kThetaCS]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-3*TMath::Pi()/4.));
1013 inline void AliDielectronVarManager::FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values)
1016 // Fill track information available for histogramming into an array
1019 values[AliDielectronVarManager::kNclsITS] = 0;
1020 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1021 values[AliDielectronVarManager::kNclsTPC] = 0;
1022 values[AliDielectronVarManager::kNclsSTPC] = 0;
1023 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1024 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1025 values[AliDielectronVarManager::kNFclsTPC] = 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::kTRDprobEle] = 0;
1032 values[AliDielectronVarManager::kTRDprobPio] = 0;
1033 values[AliDielectronVarManager::kTPCsignalN] = 0;
1034 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1035 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1036 values[AliDielectronVarManager::kImpactParXY] = 0;
1037 values[AliDielectronVarManager::kImpactParZ] = 0;
1038 values[AliDielectronVarManager::kPIn] = 0;
1039 values[AliDielectronVarManager::kYsignedIn] = 0;
1040 values[AliDielectronVarManager::kTPCsignal] = 0;
1041 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1042 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1043 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1044 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1045 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1046 values[AliDielectronVarManager::kITSclusterMap] = 0;
1048 values[AliDielectronVarManager::kPdgCode] = -1;
1049 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1050 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1052 // Fill common AliVParticle interface information
1053 FillVarVParticle(particle, values);
1055 AliDielectronMC *mc=AliDielectronMC::Instance();
1058 // Fill AliAODMCParticle interface specific information
1059 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1061 AliAODMCParticle *motherMC = mc->GetMCTrackMother(particle);
1063 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1064 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
1065 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
1069 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
1071 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
1074 inline void AliDielectronVarManager::FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values)
1077 // Fill pair information available for histogramming into an array
1080 values[AliDielectronVarManager::kPdgCode]=-1;
1081 values[AliDielectronVarManager::kPdgCodeMother]=-1;
1082 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
1085 Double_t errPseudoProperTime2 = -1;
1086 // Fill common AliVParticle interface information
1087 FillVarVParticle(pair, values);
1089 // Fill AliDielectronPair specific information
1090 const AliKFParticle &kfPair = pair->GetKFParticle();
1097 pair->GetThetaPhiCM(thetaHE,phiHE,thetaCS,phiCS);
1099 values[AliDielectronVarManager::kChi2NDF] = kfPair.GetChi2()/kfPair.GetNDF();
1100 values[AliDielectronVarManager::kDecayLength] = kfPair.GetDecayLength();
1101 values[AliDielectronVarManager::kR] = kfPair.GetR();
1102 values[AliDielectronVarManager::kOpeningAngle] = pair->OpeningAngle();
1103 values[AliDielectronVarManager::kCosPointingAngle] = fgEvent ? pair->GetCosPointingAngle(fgEvent->GetPrimaryVertex()) : -1;
1104 values[AliDielectronVarManager::kThetaHE] = thetaHE;
1105 values[AliDielectronVarManager::kPhiHE] = phiHE;
1106 values[AliDielectronVarManager::kThetaSqHE] = thetaHE * thetaHE;
1107 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2.0*phiHE);
1108 values[AliDielectronVarManager::kCosTilPhiHE] = (thetaHE>0)?(TMath::Cos(phiHE-TMath::Pi()/4.)):(TMath::Cos(phiHE-3*TMath::Pi()/4.));
1109 values[AliDielectronVarManager::kThetaCS] = thetaCS;
1110 values[AliDielectronVarManager::kPhiCS] = phiCS;
1111 values[AliDielectronVarManager::kThetaSqCS] = thetaCS * thetaCS;
1112 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2.0*phiCS);
1113 values[AliDielectronVarManager::kCosTilPhiCS] = (thetaCS>0)?(TMath::Cos(phiCS-TMath::Pi()/4.)):(TMath::Cos(phiCS-3*TMath::Pi()/4.));
1114 values[AliDielectronVarManager::kLegDist] = pair->DistanceDaughters();
1115 values[AliDielectronVarManager::kLegDistXY] = pair->DistanceDaughtersXY();
1116 values[AliDielectronVarManager::kDeltaEta] = pair->DeltaEta();
1117 values[AliDielectronVarManager::kDeltaPhi] = pair->DeltaPhi();
1118 values[AliDielectronVarManager::kMerr] = kfPair.GetErrMass()>1e-30&&kfPair.GetMass()>1e-30?kfPair.GetErrMass()/kfPair.GetMass():1000000;
1119 values[AliDielectronVarManager::kPairType] = pair->GetType();
1121 values[AliDielectronVarManager::kPsiPair] = fgEvent ? pair->PsiPair(fgEvent->GetMagneticField()) : -5;
1122 values[AliDielectronVarManager::kPhivPair] = fgEvent ? pair->PhivPair(fgEvent->GetMagneticField()) : -5;
1123 values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? kfPair.GetPseudoProperDecayTime(*(fgEvent->GetPrimaryVertex()), TDatabasePDG::Instance()->GetParticle(443)->Mass(), &errPseudoProperTime2 ) : -1e10;
1124 // values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? pair->GetPseudoProperTime(fgEvent->GetPrimaryVertex()): -1e10;
1125 values[AliDielectronVarManager::kPseudoProperTimeErr] = (errPseudoProperTime2 > 0) ? TMath::Sqrt(errPseudoProperTime2) : -1e10;
1128 if (!(pair->GetKFUsage())) {
1129 //if KF Pairing is not enabled, overwrite values that can be easily derived from legs
1130 //use the INDIVIDUAL KF particles as source, which should be a copy of the corresponding properties
1131 //the ESDtrack, the reference to the ESDtrack is not (always) accessible in Mixing, while KF
1132 //particles are copied in the Pair-Object
1133 static const Double_t mElectron = AliPID::ParticleMass(AliPID::kElectron); // MeV
1135 const AliKFParticle& fD1 = pair->GetKFFirstDaughter();
1136 const AliKFParticle& fD2 = pair->GetKFSecondDaughter();
1138 //Define local buffer variables for leg properties
1139 Double_t px1=-9999.,py1=-9999.,pz1=-9999.;
1140 Double_t px2=-9999.,py2=-9999.,pz2=-9999.;
1141 Double_t e1 =-9999.,e2 =-9999.;
1142 Double_t feta1=-9999.,fphi1=-9999.;
1143 Double_t feta2=-9999.,fphi2=-9999.;
1148 feta1 = fD1.GetEta();
1149 fphi1 = fD1.GetPhi();
1154 feta2 = fD2.GetEta();
1155 fphi2 = fD2.GetPhi();
1157 //Calculate Energy per particle by hand
1158 e1 = TMath::Sqrt(mElectron*mElectron+px1*px1+py1*py1+pz1*pz1);
1159 e2 = TMath::Sqrt(mElectron*mElectron+px2*px2+py2*py2+pz2*pz2);
1161 //Now Create TLorentzVector:
1162 TLorentzVector lv1,lv2;
1163 lv1.SetPxPyPzE(px1,py1,pz1,e1);
1164 lv2.SetPxPyPzE(px2,py2,pz2,e2);
1166 values[AliDielectronVarManager::kPx] = (lv1+lv2).Px();
1167 values[AliDielectronVarManager::kPy] = (lv1+lv2).Py();
1168 values[AliDielectronVarManager::kPz] = (lv1+lv2).Pz();
1170 values[AliDielectronVarManager::kPt] = (lv1+lv2).Pt();
1172 values[AliDielectronVarManager::kP] = (lv1+lv2).P();
1174 //Not overwritten, could take event vertex in next iteration
1175 values[AliDielectronVarManager::kXv] = (lv1+lv2).X();
1176 values[AliDielectronVarManager::kYv] = (lv1+lv2).Y();
1177 values[AliDielectronVarManager::kZv] = (lv1+lv2).Z();
1179 values[AliDielectronVarManager::kE] = (lv1+lv2).E();
1182 values[AliDielectronVarManager::kM] = (lv1+lv2).M();
1184 values[AliDielectronVarManager::kOpeningAngle] = lv1.Angle(lv2.Vect());
1186 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>0. ? 1./values[AliDielectronVarManager::kPt] : -9999.);
1187 values[AliDielectronVarManager::kPhi] = (lv1+lv2).Phi();
1188 values[AliDielectronVarManager::kEta] = (lv1+lv2).Eta();
1190 values[AliDielectronVarManager::kY] = (lv1+lv2).Rapidity();
1192 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1193 values[i]=fgData[i];
1195 // Fill AliDielectronPair specific information
1196 values[AliDielectronVarManager::kDeltaEta] = TMath::Abs(feta1 -feta2 );
1197 values[AliDielectronVarManager::kDeltaPhi] = lv1.DeltaPhi(lv2);
1198 values[AliDielectronVarManager::kPairType] = pair->GetType();
1201 //Also not overwritten, still coming from KF particle
1202 //where needed to be replaced by independent determination
1203 values[AliDielectronVarManager::kCharge] = 0.;
1204 values[AliDielectronVarManager::kPdgCode] = 0.;
1205 values[AliDielectronVarManager::kChi2NDF] = 0.;
1206 values[AliDielectronVarManager::kDecayLength] = 0.;
1207 values[AliDielectronVarManager::kR] = 0.;
1208 values[AliDielectronVarManager::kCosPointingAngle] = 0.;
1209 values[AliDielectronVarManager::kThetaHE] = 0.;
1210 values[AliDielectronVarManager::kPhiHE] = 0.;
1211 values[AliDielectronVarManager::kThetaSqHE] = 0.;
1212 values[AliDielectronVarManager::kCos2PhiHE] = 0.;
1213 values[AliDielectronVarManager::kCosTilPhiHE] = 0.;
1214 values[AliDielectronVarManager::kThetaCS] = 0.;
1215 values[AliDielectronVarManager::kPhiCS] = 0.;
1216 values[AliDielectronVarManager::kThetaSqCS] = 0.;
1217 values[AliDielectronVarManager::kCos2PhiCS] = 0.;
1218 values[AliDielectronVarManager::kCosTilPhiCS] = 0.;
1219 values[AliDielectronVarManager::kLegDist] = 0.;
1220 values[AliDielectronVarManager::kLegDistXY] = 0.;
1221 values[AliDielectronVarManager::kMerr] = 0.;
1222 values[AliDielectronVarManager::kPseudoProperTime] = 0.;
1223 values[AliDielectronVarManager::kPseudoProperTimeErr] = 0.;
1224 //Fill in Taku's PhiV?
1225 values[AliDielectronVarManager::kPsiPair] = 0.;
1231 //common, regardless of calculation method
1234 // v2 with respect to VZERO-A event plane
1235 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ArpH2];
1236 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1237 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1238 values[AliDielectronVarManager::kV0ArpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1239 values[AliDielectronVarManager::kDeltaPhiV0ArpH2] = delta;
1240 // v2 with respect to VZERO-C event plane
1241 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0CrpH2];
1242 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1243 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1244 values[AliDielectronVarManager::kV0CrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1245 values[AliDielectronVarManager::kDeltaPhiV0CrpH2] = delta;
1246 // v2 with respect to the combined VZERO-A and VZERO-C event plane
1247 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ACrpH2];
1248 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1249 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1250 values[AliDielectronVarManager::kV0ACrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1251 values[AliDielectronVarManager::kDeltaPhiV0ACrpH2] = delta;
1254 // quantities using the values of AliEPSelectionTask
1255 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2];
1256 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2];
1257 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2];
1258 // keep the interval [-pi,+pi]
1259 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] > TMath::Pi() )
1260 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] -= TMath::TwoPi();
1261 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] > TMath::Pi() )
1262 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] -= TMath::TwoPi();
1263 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] > TMath::Pi() )
1264 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] -= TMath::TwoPi();
1266 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] < -1.*TMath::Pi() )
1267 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] += TMath::TwoPi();
1268 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] < -1.*TMath::Pi() )
1269 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] += TMath::TwoPi();
1270 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] < -1.*TMath::Pi() )
1271 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] += TMath::TwoPi();
1274 AliDielectronMC *mc=AliDielectronMC::Instance();
1277 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -10.0e+10;
1278 Bool_t samemother = mc->HaveSameMother(pair);
1279 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(pair);
1280 values[AliDielectronVarManager::kHaveSameMother] = samemother ;
1282 // fill kPseudoProperTimeResolution
1283 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -1e10;
1284 // values[AliDielectronVarManager::kPseudoProperTimePull] = -1e10;
1285 if(samemother && fgEvent) {
1286 if(pair->GetFirstDaughter()->GetLabel() > 0) {
1287 const AliVParticle* d1 = mc->GetMCTrackFromMCEvent(pair->GetFirstDaughter()->GetLabel());
1288 const AliVParticle* motherMC = mc->GetMCTrackFromMCEvent(((AliMCParticle*)d1)->GetMother());
1289 const AliMCEvent *mcevent = mc->GetMCEvent();
1290 const AliVVertex* mcVtx = mcevent ? mcevent->GetPrimaryVertex() : 0x0;
1291 if(motherMC && mcVtx) {
1292 const Double_t lxyMC = ( (motherMC->Xv() - mcVtx->GetX()) * motherMC->Px() +
1293 (motherMC->Yv() - mcVtx->GetY()) * motherMC->Py() ) / motherMC->Pt();
1294 const Double_t pseudoMC = lxyMC * (TDatabasePDG::Instance()->GetParticle(443)->Mass())/motherMC->Pt();
1295 values[AliDielectronVarManager::kPseudoProperTimeResolution] = values[AliDielectronVarManager::kPseudoProperTime] - pseudoMC;
1296 if (errPseudoProperTime2 > 0)
1297 values[AliDielectronVarManager::kPseudoProperTimePull] = values[AliDielectronVarManager::kPseudoProperTimeResolution]/sqrt(errPseudoProperTime2);
1302 values[AliDielectronVarManager::kTRDpidEffPair] = 0.;
1303 if (fgTRDpidEff[0][0]){
1304 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1305 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1306 AliVParticle* leg1 = pair->GetFirstDaughter();
1307 AliVParticle* leg2 = pair->GetSecondDaughter();
1309 Fill(leg1, valuesLeg1);
1310 Fill(leg2, valuesLeg2);
1311 values[AliDielectronVarManager::kTRDpidEffPair] = valuesLeg1[AliDielectronVarManager::kTRDpidEffLeg]*valuesLeg2[AliDielectronVarManager::kTRDpidEffLeg];
1319 inline void AliDielectronVarManager::FillVarKFParticle(const AliKFParticle *particle, Double_t * const values)
1322 // Fill track information available in AliVParticle into an array
1324 values[AliDielectronVarManager::kPx] = particle->GetPx();
1325 values[AliDielectronVarManager::kPy] = particle->GetPy();
1326 values[AliDielectronVarManager::kPz] = particle->GetPz();
1327 values[AliDielectronVarManager::kPt] = particle->GetPt();
1328 values[AliDielectronVarManager::kP] = particle->GetP();
1330 values[AliDielectronVarManager::kXv] = particle->GetX();
1331 values[AliDielectronVarManager::kYv] = particle->GetY();
1332 values[AliDielectronVarManager::kZv] = particle->GetZ();
1334 values[AliDielectronVarManager::kOneOverPt] = 0;
1335 values[AliDielectronVarManager::kPhi] = particle->GetPhi();
1336 values[AliDielectronVarManager::kTheta] = 0.;
1337 values[AliDielectronVarManager::kEta] = particle->GetEta();
1338 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.;
1340 values[AliDielectronVarManager::kE] = particle->GetE();
1341 values[AliDielectronVarManager::kM] = particle->GetMass();
1342 values[AliDielectronVarManager::kCharge] = particle->GetQ();
1344 values[AliDielectronVarManager::kNclsITS] = 0;
1345 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1346 values[AliDielectronVarManager::kNclsTPC] = 0;
1347 values[AliDielectronVarManager::kNclsSTPC] = 0;
1348 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1349 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1350 values[AliDielectronVarManager::kNFclsTPC] = 0;
1351 values[AliDielectronVarManager::kNclsTRD] = 0;
1352 values[AliDielectronVarManager::kTRDntracklets] = 0;
1353 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1354 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1355 values[AliDielectronVarManager::kTrackStatus] = 0;
1356 values[AliDielectronVarManager::kTRDprobEle] = 0;
1357 values[AliDielectronVarManager::kTRDprobPio] = 0;
1358 values[AliDielectronVarManager::kTPCsignalN] = 0;
1359 values[AliDielectronVarManager::kTPCclsDiff] = 0;
1360 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1361 values[AliDielectronVarManager::kImpactParXY] = 0;
1362 values[AliDielectronVarManager::kImpactParZ] = 0;
1363 values[AliDielectronVarManager::kPIn] = 0;
1364 values[AliDielectronVarManager::kYsignedIn] = 0;
1365 values[AliDielectronVarManager::kTPCsignal] = 0;
1366 values[AliDielectronVarManager::kTOFsignal] = 0;
1367 values[AliDielectronVarManager::kTOFbeta] = 0;
1368 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1369 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1370 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1371 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1372 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1373 values[AliDielectronVarManager::kITSclusterMap] = 0;
1375 values[AliDielectronVarManager::kPdgCode] = -1;
1376 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1377 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1380 // if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1381 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1382 values[i]=fgData[i];
1386 inline void AliDielectronVarManager::FillVarVEvent(const AliVEvent *event, Double_t * const values)
1389 // Fill event information available for histogramming into an array
1391 values[AliDielectronVarManager::kRunNumber] = event->GetRunNumber();
1392 if(fgCurrentRun!=event->GetRunNumber()) {
1393 if(fgVZEROCalibrationFile.Contains(".root")) InitVZEROCalibrationHistograms(event->GetRunNumber());
1394 if(fgVZERORecenteringFile.Contains(".root")) InitVZERORecenteringHistograms(event->GetRunNumber());
1395 fgCurrentRun=event->GetRunNumber();
1397 const AliVVertex *primVtx = event->GetPrimaryVertex();
1399 values[AliDielectronVarManager::kXvPrim] = 0;
1400 values[AliDielectronVarManager::kYvPrim] = 0;
1401 values[AliDielectronVarManager::kZvPrim] = 0;
1402 // values[AliDielectronVarManager::kChi2NDF] = 0; //This is the pair value!!!
1404 values[AliDielectronVarManager::kNTrk] = 0;
1405 values[AliDielectronVarManager::kNVtxContrib] = 0;
1406 values[AliDielectronVarManager::kNacc] = 0;
1407 values[AliDielectronVarManager::kNaccTrcklts] = 0;
1408 values[AliDielectronVarManager::kNaccTrcklts0916] = 0;
1409 values[AliDielectronVarManager::kNevents] = 0; //always fill bin 0;
1411 if (!primVtx) return;
1413 values[AliDielectronVarManager::kXvPrim] = primVtx->GetX();
1414 values[AliDielectronVarManager::kYvPrim] = primVtx->GetY();
1415 values[AliDielectronVarManager::kZvPrim] = primVtx->GetZ();
1416 // values[AliDielectronVarManager::kChi2NDF] = primVtx->GetChi2perNDF(); //this is the pair value
1418 values[AliDielectronVarManager::kNTrk] = event->GetNumberOfTracks();
1419 values[AliDielectronVarManager::kNVtxContrib] = primVtx->GetNContributors();
1420 values[AliDielectronVarManager::kNacc] = AliDielectronHelper::GetNacc(event);
1421 values[AliDielectronVarManager::kNaccTrcklts] = AliDielectronHelper::GetNaccTrcklts(event); // etaRange = 1.6 (default)
1422 values[AliDielectronVarManager::kNaccTrcklts0916] = AliDielectronHelper::GetNaccTrcklts(event,1.6)-AliDielectronHelper::GetNaccTrcklts(event,.9);
1423 // values[AliDielectronVarManager::kNaccTrcklts05] = AliDielectronHelper::GetNaccTrcklts(event, 0.5);
1424 // values[AliDielectronVarManager::kNaccTrcklts10] = AliDielectronHelper::GetNaccTrcklts(event, 1.0);
1425 // values[AliDielectronVarManager::kNaccTrckltsCorr] = AliDielectronHelper::GetNaccTrckltsCorrected(event, values[AliDielectronVarManager::kNaccTrcklts], values[AliDielectronVarManager::kZvPrim]);
1427 // TPC event plane (corrected)
1429 // VZERO event plane quantities from the AliEPSelectionTask
1430 Double_t qx = 0, qy = 0;
1431 AliEventplane *ep = const_cast<AliVEvent*>(event)->GetEventplane();
1432 values[AliDielectronVarManager::kv0ACrpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event,10, 2, qx, qy));
1433 values[AliDielectronVarManager::kv0ACxH2] = qx;
1434 values[AliDielectronVarManager::kv0ACyH2] = qy;
1436 values[AliDielectronVarManager::kv0ArpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 8, 2, qx, qy));
1437 values[AliDielectronVarManager::kv0AxH2] = qx;
1438 values[AliDielectronVarManager::kv0AyH2] = qy;
1440 values[AliDielectronVarManager::kv0CrpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 9, 2, qx, qy));
1441 values[AliDielectronVarManager::kv0CxH2] = qx;
1442 values[AliDielectronVarManager::kv0CyH2] = qy;
1444 values[AliDielectronVarManager::kv0C0rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy)); qx = 0, qy = 0;
1445 values[AliDielectronVarManager::kv0C3rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy)); qx = 0, qy = 0;
1446 values[AliDielectronVarManager::kv0A0rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy)); qx = 0, qy = 0;
1447 values[AliDielectronVarManager::kv0A3rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy)); qx = 0, qy = 0;
1448 values[AliDielectronVarManager::kv0ACrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2]) );
1449 values[AliDielectronVarManager::kv0ArpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2]) );
1450 values[AliDielectronVarManager::kv0CrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2]) );
1452 // ESD VZERO information
1453 AliVVZERO* vzeroData = event->GetVZEROData();
1454 values[AliDielectronVarManager::kMultV0A] = 0.0;
1455 values[AliDielectronVarManager::kMultV0C] = 0.0;
1456 values[AliDielectronVarManager::kAdcV0A] = 0.0;
1457 values[AliDielectronVarManager::kAdcV0C] = 0.0;
1458 for(Int_t i=0; i<32; ++i) {
1459 values[AliDielectronVarManager::kVZEROchMult+i] = vzeroData->GetMultiplicity(i);
1460 values[AliDielectronVarManager::kVZEROchMult+32+i] = vzeroData->GetMultiplicity(i+32);
1461 //values[AliDielectronVarManager::kVZEROchMult+i] = event->GetVZEROEqMultiplicity(i);
1462 //values[AliDielectronVarManager::kVZEROchMult+32+i] = event->GetVZEROEqMultiplicity(i+32);
1463 values[AliDielectronVarManager::kMultV0A] += vzeroData->GetMultiplicityV0A(i);
1464 values[AliDielectronVarManager::kMultV0C] += vzeroData->GetMultiplicityV0C(i);
1465 //values[AliDielectronVarManager::kAdcV0A] += vzeroData->GetAdcV0A(i);
1466 //values[AliDielectronVarManager::kAdcV0C] += vzeroData->GetAdcV0C(i);
1468 values[AliDielectronVarManager::kMultV0] = values[AliDielectronVarManager::kMultV0A] + values[AliDielectronVarManager::kMultV0C];
1469 values[AliDielectronVarManager::kAdcV0] = values[AliDielectronVarManager::kAdcV0A] + values[AliDielectronVarManager::kAdcV0C];
1470 // VZERO event plane quantities
1471 Double_t qvec[3]={0.0};
1472 GetVzeroRP(event, qvec,0); // V0-A
1473 values[AliDielectronVarManager::kV0AxH2] = qvec[0]; values[AliDielectronVarManager::kV0AyH2] = qvec[1];
1474 values[AliDielectronVarManager::kV0ArpH2] = qvec[2];
1475 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1476 GetVzeroRP(event, qvec,1); // V0-C
1477 values[AliDielectronVarManager::kV0CxH2] = qvec[0]; values[AliDielectronVarManager::kV0CyH2] = qvec[1];
1478 values[AliDielectronVarManager::kV0CrpH2] = qvec[2];
1479 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1480 GetVzeroRP(event, qvec,2); // V0-A and V0-C combined
1481 values[AliDielectronVarManager::kV0ACxH2] = qvec[0]; values[AliDielectronVarManager::kV0ACyH2] = qvec[1];
1482 values[AliDielectronVarManager::kV0ACrpH2] = qvec[2];
1483 // VZERO event plane resolution
1484 values[AliDielectronVarManager::kV0ArpResH2] = 1.0;
1485 values[AliDielectronVarManager::kV0CrpResH2] = 1.0;
1486 values[AliDielectronVarManager::kV0ACrpResH2] = 1.0;
1487 // Q vector components correlations
1488 values[AliDielectronVarManager::kV0XaXcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CxH2];
1489 values[AliDielectronVarManager::kV0XaYaH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0AyH2];
1490 values[AliDielectronVarManager::kV0XaYcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CyH2];
1491 values[AliDielectronVarManager::kV0YaXcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CxH2];
1492 values[AliDielectronVarManager::kV0YaYcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CyH2];
1493 values[AliDielectronVarManager::kV0XcYcH2] = values[AliDielectronVarManager::kV0CxH2]*values[AliDielectronVarManager::kV0CyH2];
1495 // TPC event plane quantities (uncorrected)
1496 AliEventplane *evplane = const_cast<AliVEvent*>(event)->GetEventplane();
1497 TVector2 *qstd = evplane->GetQVector(); // This is the "standard" Q-Vector
1498 TVector2 *qsub1 = evplane->GetQsub1();
1499 TVector2 *qsub2 = evplane->GetQsub2();
1500 if(!qstd || !qsub1 || !qsub2) return;
1502 values[AliDielectronVarManager::kTPCxH2uc] = qstd->X();
1503 values[AliDielectronVarManager::kTPCyH2uc] = qstd->Y();
1504 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qstd->X())>1.0e-10) ? TMath::ATan2(qstd->Y(),qstd->X())/2.0 : 0.0);
1506 values[AliDielectronVarManager::kTPCsub1xH2uc] = qsub1->X();
1507 values[AliDielectronVarManager::kTPCsub1yH2uc] = qsub1->Y();
1508 values[AliDielectronVarManager::kTPCsub1rpH2uc] = ((TMath::Abs(qsub1->X())>1.0e-10) ? TMath::ATan2(qsub1->Y(),qsub1->X())/2.0 : 0.0);
1510 values[AliDielectronVarManager::kTPCsub2xH2uc] = qsub2->X();
1511 values[AliDielectronVarManager::kTPCsub2yH2uc] = qsub2->Y();
1512 values[AliDielectronVarManager::kTPCsub2rpH2uc] = ((TMath::Abs(qsub2->X())>1.0e-10) ? TMath::ATan2(qsub2->Y(),qsub2->X())/2.0 : 0.0);
1514 values[AliDielectronVarManager::kTPCsub12DiffH2uc] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2uc] -
1515 values[AliDielectronVarManager::kTPCsub2rpH2uc]) );
1517 // using corrected tpc quantities
1518 values[AliDielectronVarManager::kV0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1519 values[AliDielectronVarManager::kTPCrpH2]) );
1521 values[AliDielectronVarManager::kV0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0CrpH2] -
1522 values[AliDielectronVarManager::kTPCrpH2]) );
1524 values[AliDielectronVarManager::kV0AV0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1525 values[AliDielectronVarManager::kV0CrpH2]) );
1527 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1528 values[AliDielectronVarManager::kTPCrpH2]) );
1530 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1531 values[AliDielectronVarManager::kTPCrpH2]) );
1533 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1534 values[AliDielectronVarManager::kv0CrpH2]) );
1536 values[AliDielectronVarManager::kMixingBin]=0;
1539 inline void AliDielectronVarManager::FillVarESDEvent(const AliESDEvent *event, Double_t * const values)
1542 // Fill event information available for histogramming into an array
1545 // Fill common AliVEvent interface information
1546 FillVarVEvent(event, values);
1548 Double_t centralityF=-1; Double_t centralitySPD=-1;
1549 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(event)->GetCentrality();
1550 if (esdCentrality) centralityF = esdCentrality->GetCentralityPercentile("V0M");
1551 if (esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
1553 // Fill AliESDEvent interface specific information
1554 const AliESDVertex *primVtx = event->GetPrimaryVertex();
1555 values[AliDielectronVarManager::kXRes] = primVtx->GetXRes();
1556 values[AliDielectronVarManager::kYRes] = primVtx->GetYRes();
1557 values[AliDielectronVarManager::kZRes] = primVtx->GetZRes();
1558 values[AliDielectronVarManager::kCentrality] = centralityF;
1559 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
1561 // Event multiplicity estimators
1562 Int_t nTrSPD05=0; Int_t nTrITSTPC05=0; Int_t nTrITSSA05=0;
1563 event->EstimateMultiplicity(nTrSPD05, nTrITSTPC05, nTrITSSA05, 0.5);
1564 values[AliDielectronVarManager::kNaccTrckltsEsd05] = nTrSPD05;
1565 values[AliDielectronVarManager::kNaccItsTpcEsd05] = nTrITSTPC05;
1566 values[AliDielectronVarManager::kNaccItsPureEsd05] = nTrITSSA05;
1567 values[AliDielectronVarManager::kNaccTrckltsEsd05Corr] =
1568 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD05),values[AliDielectronVarManager::kZvPrim],0);
1569 values[AliDielectronVarManager::kNaccItsTpcEsd05Corr] =
1570 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC05),values[AliDielectronVarManager::kZvPrim],3);
1571 values[AliDielectronVarManager::kNaccItsPureEsd05Corr] =
1572 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA05),values[AliDielectronVarManager::kZvPrim],6);
1574 Int_t nTrSPD10=0; Int_t nTrITSTPC10=0; Int_t nTrITSSA10=0;
1575 event->EstimateMultiplicity(nTrSPD10, nTrITSTPC10, nTrITSSA10, 1.0);
1576 values[AliDielectronVarManager::kNaccTrckltsEsd10] = nTrSPD10;
1577 values[AliDielectronVarManager::kNaccItsTpcEsd10] = nTrITSTPC10;
1578 values[AliDielectronVarManager::kNaccItsPureEsd10] = nTrITSSA10;
1579 values[AliDielectronVarManager::kNaccTrckltsEsd10Corr] =
1580 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD10),values[AliDielectronVarManager::kZvPrim],1);
1581 values[AliDielectronVarManager::kNaccItsTpcEsd10Corr] =
1582 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC10),values[AliDielectronVarManager::kZvPrim],4);
1583 values[AliDielectronVarManager::kNaccItsPureEsd10Corr] =
1584 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA10),values[AliDielectronVarManager::kZvPrim],7);
1586 Int_t nTrSPD16=0; Int_t nTrITSTPC16=0; Int_t nTrITSSA16=0;
1587 event->EstimateMultiplicity(nTrSPD16, nTrITSTPC16, nTrITSSA16, 1.6);
1588 values[AliDielectronVarManager::kNaccTrckltsEsd16] = nTrSPD16;
1589 values[AliDielectronVarManager::kNaccItsTpcEsd16] = nTrITSTPC16;
1590 values[AliDielectronVarManager::kNaccItsPureEsd16] = nTrITSSA16;
1591 values[AliDielectronVarManager::kNaccTrckltsEsd16Corr] =
1592 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD16),values[AliDielectronVarManager::kZvPrim],2);
1593 values[AliDielectronVarManager::kNaccItsTpcEsd16Corr] =
1594 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC16),values[AliDielectronVarManager::kZvPrim],5);
1595 values[AliDielectronVarManager::kNaccItsPureEsd16Corr] =
1596 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA16),values[AliDielectronVarManager::kZvPrim],8);
1600 inline void AliDielectronVarManager::FillVarAODEvent(const AliAODEvent *event, Double_t * const values)
1603 // Fill event information available for histogramming into an array
1606 // Fill common AliVEvent interface information
1607 FillVarVEvent(event, values);
1609 // Fill AliAODEvent interface specific information
1610 AliAODHeader *header = event->GetHeader();
1612 Double_t centralityF=-1; Double_t centralitySPD=-1;
1613 AliCentrality *aodCentrality = header->GetCentralityP();
1614 if (aodCentrality) centralityF = aodCentrality->GetCentralityPercentile("V0M");
1615 if (aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
1616 values[AliDielectronVarManager::kCentrality] = centralityF;
1617 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
1619 //const AliAODVertex *primVtx = event->GetPrimaryVertex();
1622 inline void AliDielectronVarManager::FillVarMCEvent(const AliMCEvent *event, Double_t * const values)
1625 // Fill event information available for histogramming into an array
1628 // Fill common AliVEvent interface information
1629 // FillVarVEvent(event, values);
1630 const AliVVertex* vtx = event->GetPrimaryVertex();
1631 values[AliDielectronVarManager::kXvPrim] = (vtx ? vtx->GetX() : 0.0);
1632 values[AliDielectronVarManager::kYvPrim] = (vtx ? vtx->GetY() : 0.0);
1633 values[AliDielectronVarManager::kZvPrim] = (vtx ? vtx->GetZ() : 0.0);
1634 // Fill AliMCEvent interface specific information
1635 values[AliDielectronVarManager::kNch] = AliDielectronHelper::GetNch(event, 1.6);
1636 values[AliDielectronVarManager::kNch05] = AliDielectronHelper::GetNch(event, 0.5);
1637 values[AliDielectronVarManager::kNch10] = AliDielectronHelper::GetNch(event, 1.0);
1639 values[AliDielectronVarManager::kNumberOfJPsis] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11);
1640 values[AliDielectronVarManager::kNumberOfJPsisPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 1);
1641 values[AliDielectronVarManager::kNumberOfJPsisNPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 0);
1644 inline void AliDielectronVarManager::FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values)
1647 // Fill TPC event plane information after correction
1649 if(!evplane) return;
1650 TVector2 *qcorr = const_cast<AliEventplane *>(evplane)->GetQVector(); // This is the "corrected" Q-Vector
1651 TVector2 *qcsub1 = const_cast<AliEventplane *>(evplane)->GetQsub1();
1652 TVector2 *qcsub2 = const_cast<AliEventplane *>(evplane)->GetQsub2();
1653 if(!qcorr || !qcsub1 || !qcsub2) return;
1655 values[AliDielectronVarManager::kTPCxH2] = qcorr->X();
1656 values[AliDielectronVarManager::kTPCyH2] = qcorr->Y();
1657 values[AliDielectronVarManager::kTPCrpH2] = ((TMath::Abs(qcorr->X())>1.0e-10) ? TMath::ATan2(qcorr->Y(),qcorr->X())/2.0 : 0.0);
1659 values[AliDielectronVarManager::kTPCsub1xH2] = qcsub1->X();
1660 values[AliDielectronVarManager::kTPCsub1yH2] = qcsub1->Y();
1661 values[AliDielectronVarManager::kTPCsub1rpH2] = ((TMath::Abs(qcsub1->X())>1.0e-10) ? TMath::ATan2(qcsub1->Y(),qcsub1->X())/2.0 : 0.0);
1663 values[AliDielectronVarManager::kTPCsub2xH2] = qcsub2->X();
1664 values[AliDielectronVarManager::kTPCsub2yH2] = qcsub2->Y();
1665 values[AliDielectronVarManager::kTPCsub2rpH2] = ((TMath::Abs(qcsub2->X())>1.0e-10) ? TMath::ATan2(qcsub2->Y(),qcsub2->X())/2.0 : 0.0);
1667 values[AliDielectronVarManager::kTPCsub12DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1668 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1669 values[AliDielectronVarManager::kTPCsub12DiffH2Sin] = TMath::Sin( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1670 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1674 inline void AliDielectronVarManager::InitESDpid(Int_t type)
1677 // initialize PID parameters
1678 // type=0 is simulation
1681 if (!fgPIDResponse) fgPIDResponse=new AliESDpid((Bool_t)(type==0));
1682 Double_t alephParameters[5];
1684 alephParameters[0] = 2.15898e+00/50.;
1685 alephParameters[1] = 1.75295e+01;
1686 alephParameters[2] = 3.40030e-09;
1687 alephParameters[3] = 1.96178e+00;
1688 alephParameters[4] = 3.91720e+00;
1689 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
1693 alephParameters[0] = 0.0283086/0.97;
1694 alephParameters[1] = 2.63394e+01;
1695 alephParameters[2] = 5.04114e-11;
1696 alephParameters[3] = 2.12543e+00;
1697 alephParameters[4] = 4.88663e+00;
1698 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1699 fgPIDResponse->GetTPCResponse().SetMip(50.);
1702 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
1703 alephParameters[0],alephParameters[1],alephParameters[2],
1704 alephParameters[3],alephParameters[4]);
1706 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
1709 inline void AliDielectronVarManager::InitAODpidUtil(Int_t type)
1711 if (!fgPIDResponse) fgPIDResponse=new AliAODpidUtil;
1712 Double_t alephParameters[5];
1714 alephParameters[0] = 2.15898e+00/50.;
1715 alephParameters[1] = 1.75295e+01;
1716 alephParameters[2] = 3.40030e-09;
1717 alephParameters[3] = 1.96178e+00;
1718 alephParameters[4] = 3.91720e+00;
1719 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
1723 alephParameters[0] = 0.0283086/0.97;
1724 alephParameters[1] = 2.63394e+01;
1725 alephParameters[2] = 5.04114e-11;
1726 alephParameters[3] = 2.12543e+00;
1727 alephParameters[4] = 4.88663e+00;
1728 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1729 fgPIDResponse->GetTPCResponse().SetMip(50.);
1732 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
1733 alephParameters[0],alephParameters[1],alephParameters[2],
1734 alephParameters[3],alephParameters[4]);
1736 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
1740 inline void AliDielectronVarManager::InitEstimatorAvg(const Char_t* filename)
1743 // initialize the profile histograms neccessary for the correction of the multiplicity estimators in pp collisions
1746 const Char_t* estimatorNames[9] = {"SPDmult05","SPDmult10","SPDmult16",
1747 "ITSTPC05", "ITSTPC10", "ITSTPC16",
1748 "ITSSA05", "ITSSA10", "ITSSA16"};
1749 const Char_t* periodNames[4] = {"LHC10b", "LHC10c", "LHC10d", "LHC10e"};
1750 TFile* file=TFile::Open(filename);
1753 for(Int_t ip=0; ip<4; ++ip) {
1754 for(Int_t ie=0; ie<9; ++ie) {
1755 fgMultEstimatorAvg[ip][ie] = (TProfile*)(file->Get(Form("%s_%s",estimatorNames[ie],periodNames[ip]))->Clone(Form("%s_%s_clone",estimatorNames[ie],periodNames[ip])));
1761 inline void AliDielectronVarManager::InitTRDpidEffHistograms(const Char_t* filename)
1764 // initialize the 3D histograms with the TRD pid efficiency histograms
1767 // reset the centrality ranges and the efficiency histograms
1768 for(Int_t i=0; i<10; ++i) { // centrality ranges
1769 for(Int_t j=0; j<4; ++j) fgTRDpidEffCentRanges[i][j] = -1.;
1770 if(fgTRDpidEff[i][0]) {
1771 delete fgTRDpidEff[i][0];
1772 fgTRDpidEff[i][0] = 0x0;
1774 if(fgTRDpidEff[i][1]) {
1775 delete fgTRDpidEff[i][1];
1776 fgTRDpidEff[i][1] = 0x0;
1780 TFile* file=TFile::Open(filename);
1781 TList* keys=file->GetListOfKeys();
1782 Int_t idxp=0; Int_t idxn=0;
1783 for(Int_t i=0; i<keys->GetEntries(); ++i) {
1784 if(idxp>=10) continue;
1785 if(idxn>=10) continue;
1786 TString name=((TKey*)keys->At(i))->ReadObj()->GetName();
1787 // Name of histograms should be in the format:
1788 // TRDeff<field>_cent_<centLow>_<centHigh>
1789 // <field> is either "BPLUS" or "BMINUS"
1790 if(!(name.Contains("BPLUS") || name.Contains("BMINUS"))) continue;
1791 TObjArray* arr = name.Tokenize("_");
1792 Bool_t isBplus = kTRUE;
1793 if(name.Contains("BMINUS")) isBplus = kFALSE;
1794 TString centMinStr = arr->At(2)->GetName(); TString centMaxStr = arr->At(3)->GetName();
1796 fgTRDpidEffCentRanges[idxp][2] = centMinStr.Atof();
1797 fgTRDpidEffCentRanges[idxp][3] = centMaxStr.Atof();
1798 fgTRDpidEff[idxp][1] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
1802 fgTRDpidEffCentRanges[idxn][0] = centMinStr.Atof();
1803 fgTRDpidEffCentRanges[idxn][1] = centMaxStr.Atof();
1804 fgTRDpidEff[idxn][0] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
1811 inline void AliDielectronVarManager::InitVZEROCalibrationHistograms(Int_t runNo) {
1813 // Initialize the VZERO channel-by-channel calibration histograms
1816 //initialize only once
1817 if(fgVZEROCalib[0]) return;
1819 for(Int_t i=0; i<64; ++i)
1820 if(fgVZEROCalib[i]) {
1821 delete fgVZEROCalib[i];
1822 fgVZEROCalib[i] = 0x0;
1825 TFile file(fgVZEROCalibrationFile.Data());
1827 for(Int_t i=0; i<64; ++i){
1828 fgVZEROCalib[i] = (TProfile2D*)(file.Get(Form("RUN%d_ch%d_VtxCent", runNo, i)));
1829 if (fgVZEROCalib[i]) fgVZEROCalib[i]->SetDirectory(0x0);
1834 inline void AliDielectronVarManager::InitVZERORecenteringHistograms(Int_t runNo) {
1836 // Initialize the VZERO event plane recentering histograms
1839 //initialize only once
1840 if(fgVZERORecentering[0][0]) return;
1842 for(Int_t i=0; i<2; ++i)
1843 for(Int_t j=0; j<2; ++j)
1844 if(fgVZERORecentering[i][j]) {
1845 delete fgVZERORecentering[i][j];
1846 fgVZERORecentering[i][j] = 0x0;
1849 TFile file(fgVZERORecenteringFile.Data());
1850 if (!file.IsOpen()) return;
1852 fgVZERORecentering[0][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxA_CentVtx", runNo)));
1853 fgVZERORecentering[0][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyA_CentVtx", runNo)));
1854 fgVZERORecentering[1][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxC_CentVtx", runNo)));
1855 fgVZERORecentering[1][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyC_CentVtx", runNo)));
1857 if (fgVZERORecentering[0][0]) fgVZERORecentering[0][0]->SetDirectory(0x0);
1858 if (fgVZERORecentering[0][1]) fgVZERORecentering[0][1]->SetDirectory(0x0);
1859 if (fgVZERORecentering[1][0]) fgVZERORecentering[1][0]->SetDirectory(0x0);
1860 if (fgVZERORecentering[1][1]) fgVZERORecentering[1][1]->SetDirectory(0x0);
1865 inline Double_t AliDielectronVarManager::GetTRDpidEfficiency(Int_t runNo, Double_t centrality,
1866 Double_t eta, Double_t trdPhi, Double_t pout,
1869 // return the efficiency in the given phase space cell
1871 // LHC10h data----------------------------------------------
1872 Bool_t isBplus = kTRUE;
1873 if(runNo<=138275) isBplus = kFALSE;
1874 // TODO: check magnetic polarity for runs in 2011 data
1875 // ---------------------------------------------------------
1877 for(Int_t icent=0; icent<10; ++icent) {
1879 if(centrality>=fgTRDpidEffCentRanges[icent][2] && centrality<fgTRDpidEffCentRanges[icent][3]) {
1885 if(centrality>=fgTRDpidEffCentRanges[icent][0] && centrality<fgTRDpidEffCentRanges[icent][1]) {
1892 if (centIdx<0) return 1;
1894 TH3D* effH = fgTRDpidEff[centIdx][(isBplus ? 1 : 0)];
1895 if(!effH) {effErr=0x0; return 1.0;}
1896 Int_t etaBin = effH->GetXaxis()->FindBin(eta);
1897 if(eta<effH->GetXaxis()->GetXmin()) etaBin=1;
1898 if(eta>effH->GetXaxis()->GetXmax()) etaBin=effH->GetXaxis()->GetNbins();
1899 Int_t phiBin = effH->GetYaxis()->FindBin(trdPhi);
1900 if(trdPhi<effH->GetYaxis()->GetXmin()) phiBin=1;
1901 if(trdPhi>effH->GetYaxis()->GetXmax()) phiBin=effH->GetYaxis()->GetNbins();
1902 Int_t poutBin = effH->GetZaxis()->FindBin(pout);
1903 if(pout<effH->GetZaxis()->GetXmin()) poutBin=1;
1904 if(pout>effH->GetZaxis()->GetXmax()) poutBin=effH->GetZaxis()->GetNbins();
1905 Double_t eff = effH->GetBinContent(etaBin, phiBin, poutBin);
1906 effErr = effH->GetBinError(etaBin, phiBin, poutBin);
1915 inline void AliDielectronVarManager::SetEvent(AliVEvent * const ev)
1919 if (fgKFVertex) delete fgKFVertex;
1922 if (ev->GetPrimaryVertex()) fgKFVertex=new AliKFVertex(*ev->GetPrimaryVertex());
1924 for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
1925 AliDielectronVarManager::Fill(fgEvent, fgData);
1928 inline void AliDielectronVarManager::SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues])
1930 for (Int_t i=0; i<kNMaxValues;++i) fgData[i]=0.;
1931 for (Int_t i=kPairMax; i<kNMaxValues;++i) fgData[i]=data[i];
1935 inline Bool_t AliDielectronVarManager::GetDCA(const AliAODTrack *track, Double_t d0z0[2])
1937 if(track->TestBit(AliAODTrack::kIsDCA)){
1938 d0z0[0]=track->DCA();
1939 d0z0[1]=track->ZAtDCA();
1945 Double_t covd0z0[3];
1946 AliAODTrack copy(*track);
1947 AliAODVertex *vtx =(AliAODVertex*)(fgEvent->GetPrimaryVertex());
1948 Double_t fBzkG = fgEvent->GetMagneticField(); // z componenent of field in kG
1949 ok = copy.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
1958 inline void AliDielectronVarManager::SetTPCEventPlane(AliEventplane *const evplane)
1961 fgTPCEventPlane = evplane;
1962 // for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
1963 // AliDielectronVarManager::Fill(fgEvent, fgData);
1967 //_________________________________________________________________
1968 inline void AliDielectronVarManager::GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption) {
1970 // Get the reaction plane from the VZERO detector for a given harmonic
1972 // sideOption = 0- V0A, 1- V0C, 2-both
1973 // Q{x,y} = SUM_i mult(i) * {cos(n*phi_i), sin(n*phi_i)}
1974 // phi_i - phi angle of the VZERO sector i
1975 // Each sector covers 45 degrees(8 sectors per ring). Middle of sector 0 is at 45/2
1980 // at the next ring continues the same
1982 // channel 9: 22.5 + 45
1984 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)
1985 const Double_t kY[8] = {0.38268, 0.92388, 0.92388, 0.38268, -0.38268, -0.92388, -0.92388, -0.38268}; // sines -- " --
1989 // get centrality and vertex for this event
1990 Double_t centralitySPD = -1; Double_t vtxZ = -999.;
1991 if(event->IsA() == AliESDEvent::Class()) {
1992 const AliESDEvent* esdEv = static_cast<const AliESDEvent*>(event);
1993 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(esdEv)->GetCentrality();
1994 if(esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
1996 if(event->IsA() == AliAODEvent::Class()) {
1997 const AliAODEvent* aodEv = static_cast<const AliAODEvent*>(event);
1998 AliAODHeader *header = aodEv->GetHeader();
1999 AliCentrality *aodCentrality = header->GetCentralityP();
2000 if(aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
2002 const AliVVertex *primVtx = event->GetPrimaryVertex();
2003 if(!primVtx) return;
2004 vtxZ = primVtx->GetZ();
2005 if(TMath::Abs(vtxZ)>10.) return;
2006 if(centralitySPD<0. || centralitySPD>80.) return;
2008 Int_t binCent = -1; Int_t binVtx = -1;
2009 if(fgVZEROCalib[0]) {
2010 binVtx = fgVZEROCalib[0]->GetXaxis()->FindBin(vtxZ);
2011 binCent = fgVZEROCalib[0]->GetYaxis()->FindBin(centralitySPD);
2014 AliVVZERO* vzero = event->GetVZEROData();
2015 Double_t average = 0.0;
2016 for(Int_t iChannel=0; iChannel<64; ++iChannel) {
2017 if(iChannel<32 && sideOption==0) continue;
2018 if(iChannel>=32 && sideOption==1) continue;
2020 mult = vzero->GetMultiplicity(iChannel);
2021 if(fgVZEROCalib[iChannel])
2022 average = fgVZEROCalib[iChannel]->GetBinContent(binVtx, binCent);
2023 if(average>1.0e-10 && mult>0.5)
2028 qvec[0] += mult*(2.0*TMath::Power(kX[phi],2.0)-1);
2029 qvec[1] += mult*(2.0*kX[phi]*kY[phi]);
2030 } // end loop over channels
2033 if(fgVZERORecentering[0][0]) {
2034 // printf("vzero: %p\n",fgVZERORecentering[0][0]);
2035 Int_t binCentRecenter = -1; Int_t binVtxRecenter = -1;
2036 binCentRecenter = fgVZERORecentering[0][0]->GetXaxis()->FindBin(centralitySPD);
2037 binVtxRecenter = fgVZERORecentering[0][0]->GetYaxis()->FindBin(vtxZ);
2038 if(sideOption==0) { // side A
2039 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2040 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2042 if(sideOption==1) { // side C
2043 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2044 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2046 if(sideOption==2) { // side A and C together
2047 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2048 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2049 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2050 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2054 // calculate the reaction plane
2055 if(TMath::Abs(qvec[0])>1.0e-10)
2056 qvec[2] = TMath::ATan2(qvec[1],qvec[0])/2.0;
2062 inline void AliDielectronVarManager::FillValues(const TParticle *particle, Double_t *values)
2065 // Fill track information available for histogramming into an array
2068 // Fill TParticle interface information
2069 values[AliDielectronVarManager::kPx] = particle->Px();
2070 values[AliDielectronVarManager::kPy] = particle->Py();
2071 values[AliDielectronVarManager::kPz] = particle->Pz();
2072 values[AliDielectronVarManager::kPt] = particle->Pt();
2073 values[AliDielectronVarManager::kP] = particle->P();
2075 values[AliDielectronVarManager::kXv] = particle->Vx();
2076 values[AliDielectronVarManager::kYv] = particle->Vy();
2077 values[AliDielectronVarManager::kZv] = particle->Vz();
2079 values[AliDielectronVarManager::kOneOverPt] = 1./particle->Pt();
2080 values[AliDielectronVarManager::kPhi] = particle->Phi();
2081 values[AliDielectronVarManager::kTheta] =
2082 values[AliDielectronVarManager::kEta] = particle->Eta();
2083 values[AliDielectronVarManager::kY] =
2085 values[AliDielectronVarManager::kE] = particle->Energy();
2086 values[AliDielectronVarManager::kM] = particle->GetMass();
2088 values[AliDielectronVarManager::kCharge] = particle->GetPDG()->Charge()/3; // uggly