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New macros for the kaon train
[u/mrichter/AliRoot.git] / PWGDQ / dielectron / AliDielectronVarManager.h
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b2a297fa 1#ifndef ALIDIELECTRONVARMANAGER_H
2#define ALIDIELECTRONVARMANAGER_H
3/* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6//#############################################################
7//# #
8//# Class AliDielectronVarManager #
9//# Class for management of available variables #
10//# #
11//# Authors: #
12//# Anton Andronic, GSI / A.Andronic@gsi.de #
13//# Ionut C. Arsene, GSI / I.C.Arsene@gsi.de #
14//# Julian Book, Uni Ffm / Julian.Book@cern.ch #
572b0139 15//# Markus Köhler, GSI / M.Koehler@gsi.de #
6551594b 16//# Frederick Kramer, Uni Ffm / Frederick.Kramer@cern.ch #
b2a297fa 17//# Magnus Mager, CERN / Magnus.Mager@cern.ch #
18//# WooJin J. Park, GSI / W.J.Park@gsi.de #
19//# Jens Wiechula, Uni HD / Jens.Wiechula@cern.ch #
20//# #
21//#############################################################
22
b2a297fa 23#include <TNamed.h>
5720c765 24#include <TProfile.h>
a823f01b 25#include <TProfile2D.h>
5720c765 26#include <TH3D.h>
27#include <TFile.h>
28#include <TDatabasePDG.h>
29#include <TKey.h>
29091f0d 30#include <TBits.h>
b2a297fa 31
32#include <AliVEvent.h>
33#include <AliESDEvent.h>
6551594b 34#include <AliAODEvent.h>
35#include <AliMCEvent.h>
36#include <AliVVertex.h>
37#include <AliESDVertex.h>
5720c765 38#include <AliEventplane.h>
39
40#include <AliESDVZERO.h>
41#include <AliAODVZERO.h>
b2a297fa 42
43#include <AliVParticle.h>
b2a297fa 44#include <AliESDtrack.h>
45#include <AliAODTrack.h>
572b0139 46#include <AliAODPid.h>
b2a297fa 47#include <AliKFParticle.h>
572b0139 48#include <AliKFVertex.h>
b2a297fa 49#include <AliMCParticle.h>
50#include <AliAODMCParticle.h>
51#include <AliVTrack.h> // ?
52
6551594b 53#include <AliExternalTrackParam.h>
54#include <AliESDpid.h>
4649c75b 55#include <AliCentrality.h>
2a14a7b1 56#include <AliAODpidUtil.h>
8df8e382 57#include <AliPID.h>
ba15fdfb 58#include <AliPIDResponse.h>
6551594b 59
b2a297fa 60#include "AliDielectronPair.h"
8df8e382 61#include "AliDielectronMC.h"
48609e3d 62#include "AliDielectronPID.h"
ba15fdfb 63#include "AliDielectronHelper.h"
b2a297fa 64
65class AliVEvent;
66
67//________________________________________________________________
68class AliDielectronVarManager : public TNamed {
69
70public:
8df8e382 71
b2a297fa 72 // Particle specific variables
73 enum ValueTypes {
74 kPx = 0, // px
75 kPy, // py
76 kPz, // pz
77 kPt, // transverse momentum
78 kP, // momentum
79 kXv, // vertex position in x
80 kYv, // vertex position in y
81 kZv, // vertex position in z
82 kOneOverPt, // 1/pt
83 kPhi, // phi angle
84 kTheta, // theta angle
85 kEta, // pseudo-rapidity
86 kY, // rapidity
87 kE, // energy
88 kM, // mass
89 kCharge, // charge
90 kNclsITS, // number of clusters assigned in the ITS
5720c765 91 kITSchi2Cl, // chi2/cl in the ITS
b2a297fa 92 kNclsTPC, // number of clusters assigned in the TPC
5720c765 93 kNclsSTPC, // number of shared clusters assigned in the TPC
94 kNclsSFracTPC, // fraction of shared clusters assigned in the TPC
554e40f8 95 kNclsTPCiter1, // number of clusters assigned in the TPC after first iteration
b2a297fa 96 kNFclsTPC, // number of findable clusters in the TPC
45b2b1b8 97 kNFclsTPCr, // number of findable clusters in the TPC with more robust definition
fb7d2d99 98 kNFclsTPCrFrac, // number of found/findable clusters in the TPC with more robust definition
fdda39b6 99 kNFclsTPCfCross, // fraction crossed rows/findable clusters in the TPC, as done in AliESDtrackCuts
b2a297fa 100 kTPCsignalN, // number of points used for dEdx
ba15fdfb 101 kTPCsignalNfrac, // fraction of points used for dEdx / cluster used for tracking
61d106d3 102 kTPCchi2Cl, // chi2/cl in TPC
5720c765 103 kTPCclsDiff, // TPC cluster difference
29091f0d 104 kTPCclsSegments, // TPC cluster segments
61d106d3 105 kTrackStatus, // track status bits
8df8e382 106
b2a297fa 107 kNclsTRD, // number of clusters assigned in the TRD
108 kTRDntracklets, // number of TRD tracklets used for tracking/PID TODO: correct getter
109 kTRDpidQuality, // number of TRD tracklets used for PID
67fd1119 110 kTRDchi2, // chi2 in TRD
8df8e382 111 kTRDprobEle, // TRD electron pid probability
112 kTRDprobPio, // TRD electron pid probability
5720c765 113 kTRDphi, // Phi angle of the track at the entrance of the TRD
114 kTRDpidEffLeg, // TRD pid efficiency from conversion electrons
8df8e382 115
b2a297fa 116 kImpactParXY, // Impact parameter in XY plane
117 kImpactParZ, // Impact parameter in Z
118 kTrackLength, // Track length
8df8e382 119
5720c765 120 kPdgCode, // PDG code
fdda39b6 121 kPdgCodeMother,
5720c765 122 kPdgCodeGrandMother, // PDG code of the grandmother
8df8e382 123 kNumberOfDaughters, // number of daughters
124 kHaveSameMother, // check that particles have the same mother (MC)
fb7d2d99 125 kIsJpsiPrimary, // check if the particle is primary (MC)
5720c765 126 kNumberOfJPsis, // number of generated inclusive jpsis per event (MC)
127 kNumberOfJPsisPrompt, // number of generated prompt jpsis per event (MC)
128 kNumberOfJPsisNPrompt, // number of generated non-prompt jpsis per event (MC)
129
130 kITSsignal, // ITS dE/dx signal
131 kITSsignalSSD1, // SSD1 dE/dx signal
132 kITSsignalSSD2, // SSD2 dE/dx signal
133 kITSsignalSDD1, // SDD1 dE/dx signal
134 kITSsignalSDD2, // SDD2 dE/dx signal
135 kITSclusterMap, // ITS cluster map
136 kITSLayerFirstCls, // No of innermost ITS layer with a cluster of a track
9143d69f 137 kITSnSigmaEle, // number of sigmas to the dE/dx electron line in the ITS
138 kITSnSigmaPio, // number of sigmas to the dE/dx pion line in the ITS
139 kITSnSigmaMuo, // number of sigmas to the dE/dx muon line in the ITS
140 kITSnSigmaKao, // number of sigmas to the dE/dx kaon line in the ITS
141 kITSnSigmaPro, // number of sigmas to the dE/dx proton line in the ITS
8df8e382 142
b2a297fa 143 kPIn, // momentum at inner wall of TPC (if available), used for PID
5720c765 144 kPOut, // momentum at outer wall of TPC, used for TRD studies
145 kYsignedIn, // signed local y at inner wall of TPC
b2a297fa 146 kTPCsignal, // TPC dE/dx signal
ba15fdfb 147
5720c765 148 kTOFsignal, // TOF signal
149 kTOFbeta, // TOF beta
150 kTOFPIDBit, // TOF PID bit (1:set, 0:TOF not available)
ba15fdfb 151
6551594b 152 kTPCnSigmaEle, // number of sigmas to the dE/dx electron line in the TPC
572b0139 153 kTPCnSigmaPio, // number of sigmas to the dE/dx pion line in the TPC
154 kTPCnSigmaMuo, // number of sigmas to the dE/dx muon line in the TPC
155 kTPCnSigmaKao, // number of sigmas to the dE/dx kaon line in the TPC
156 kTPCnSigmaPro, // number of sigmas to the dE/dx proton line in the TPC
157
5720c765 158 kTOFnSigmaEle, // number of sigmas to the electron line in the TOF
572b0139 159 kTOFnSigmaPio, // number of sigmas to the pion line in the TOF
160 kTOFnSigmaMuo, // number of sigmas to the muon line in the TOF
161 kTOFnSigmaKao, // number of sigmas to the kaon line in the TOF
162 kTOFnSigmaPro, // number of sigmas to the proton line in the TOF
8df8e382 163
5720c765 164 kEMCALnSigmaEle, // number of sigmas to the proton line in the TOF
a823f01b 165 kEMCALEoverP, // E over P from EMCAL
88204efa 166 kEMCALE, // E from EMCAL
a823f01b 167 kEMCALNCells, // NCells from EMCAL
168 kEMCALM02, // M02 showershape parameter
169 kEMCALM20, // M20 showershape parameter
170 kEMCALDispersion, // Dispersion paramter
5720c765 171
88e9bae6 172 kV0Index0, // v0 index 0
ffbede40 173 kKinkIndex0, // kink index 0
174
b2a297fa 175 kParticleMax, //
176 // TODO: kRNClusters ??
5720c765 177 // AliDielectronPair specific variables
b2a297fa 178 kChi2NDF = kParticleMax, // Chi^2/NDF
179 kDecayLength, // decay length
180 kR, // distance to the origin
181 kOpeningAngle, // opening angle
2e02dba4 182 kCosPointingAngle, // cosine of the pointing angle
8df8e382 183 // helicity picture: Z-axis is considered the direction of the mother's 3-momentum vector
184 kThetaHE, // theta in mother's rest frame in the helicity picture
185 kPhiHE, // phi in mother's rest frame in the helicity picture
1762f182 186 kThetaSqHE, // squared value of kThetaHE
5720c765 187 kCos2PhiHE, // Cosine of 2*phi in mother's rest frame in the helicity picture
8d7a07b9 188 kCosTilPhiHE, // Shifted phi depending on kThetaHE
8df8e382 189 // Collins-Soper picture: Z-axis is considered the direction of the vectorial difference between
190 // the 3-mom vectors of target and projectile beams
191 kThetaCS, // theta in mother's rest frame in Collins-Soper picture
192 kPhiCS, // phi in mother's rest frame in Collins-Soper picture
1762f182 193 kThetaSqCS, // squared value of kThetaCS
236e1bda 194 kPsiPair, // phi in mother's rest frame in Collins-Soper picture
8d7a07b9 195 kPhivPair, // angle between ee plane and the magnetic field (can be useful for conversion rejection)
5720c765 196 kCos2PhiCS, // Cosine of 2*phi in mother's rest frame in the Collins-Soper picture
8d7a07b9 197 kCosTilPhiCS, // Shifted phi depending on kThetaCS
5720c765 198 kDeltaPhiV0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
199 kDeltaPhiV0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
200 kDeltaPhiV0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A + V0-C
201 kV0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
202 kV0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
203 kV0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
572b0139 204 kLegDist, // distance of the legs
205 kLegDistXY, // distance of the legs in XY
61d106d3 206 kDeltaEta, // Absolute value of Delta Eta for the legs
207 kDeltaPhi, // Absolute value of Delta Phi for the legs
b2a297fa 208 kMerr, // error of mass calculation
209 kDCA, // distance of closest approach TODO: not implemented yet
210 kPairType, // type of the pair, like like sign ++ unlikesign ...
ba15fdfb 211 kPseudoProperTime, // pseudo proper time
e4339752 212 kPseudoProperTimeErr, // pseudo proper time error
5720c765 213 kPseudoProperTimeResolution, // resolution for pseudo proper decay time (reconstructed - MC truth)
214 kPseudoProperTimePull, // normalizd resolution for pseudo proper time = (reco - MC truth)/dReco
215 kTRDpidEffPair, // TRD pid efficieny from conversion electrons
b2a297fa 216 kPairMax, //
217 // Event specific variables
6551594b 218 kXvPrim=kPairMax, // prim vertex
219 kYvPrim, // prim vertex
220 kZvPrim, // prim vertex
221 kXRes, // primary vertex x-resolution
222 kYRes, // primary vertex y-resolution
223 kZRes, // primary vertex z-resolution
5720c765 224
e4339752 225 //// v0 reaction plane quantities from AliEPSelectionTaks
fd6ebd85 226 kv0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
227 kv0CrpH2, // reaction plane
228 kv0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
229 kv0AxH2, // VZERO-A x-component of the Q vector for 2nd harmonic
230 kv0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
231 kv0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
232 kv0CyH2, // VZERO-C y-component of the Q vector for 2nd harmonic
233 kv0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
234 kv0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
235 kv0A0rpH2, // VZERO-A 1st ring reaction plane of the Q vector for 2nd harmonic
236 kv0A3rpH2, // VZERO-A last ring reaction plane of the Q vector for 2nd harmonic
237 kv0C0rpH2, // VZERO-C 1st ring reaction plane of the Q vector for 2nd harmonic
238 kv0C3rpH2, // VZERO-C last ring reaction plane of the Q vector for 2nd harmonic
a3cde8ca 239 kDeltaPhiv0ArpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-A
240 kDeltaPhiv0CrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-C
241 kDeltaPhiv0ACrpH2, // Delta phi of the pair with respect to the 2nd order harmonic reaction plane from V0-AC
5720c765 242 kv0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
243 kv0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
244 kv0Av0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
e4339752 245 kv0ArpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A
246 kv0CrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-C
247 kv0ACrpH2FlowV2, // v2 coefficient with respect to the 2nd order reaction plane from V0-A + V0-C
5720c765 248
249 kMultV0A, // VZERO multiplicity and ADC amplitudes
250 kMultV0C,
251 kMultV0,
252 kAdcV0A,
253 kAdcV0C,
254 kAdcV0,
255 kVZEROchMult,
256 // VZERO reaction plane quantities
257 kV0AxH2=kVZEROchMult+64, // VZERO-A x-component of the Q vector for 2nd harmonic
258 kV0AyH2, // VZERO-A y-component of the Q vector for 2nd harmonic
259 kV0ArpH2, // VZERO-A reaction plane of the Q vector for 2nd harmonic
260 kV0CxH2, // VZERO-C x-component of the Q vector for 2nd harmonic
261 kV0CyH2, // y-component
262 kV0CrpH2, // reaction plane
263 kV0ACxH2, // VZERO-AC x-component of the Q vector for 2nd harmonic
264 kV0ACyH2, // VZERO-AC y-component of the Q vector for 2nd harmonic
265 kV0ACrpH2, // VZERO-AC reaction plane of the Q vector for 2nd harmonic
266 kV0ArpResH2, // 2nd harmonic reaction plane resolution for V0A
267 kV0CrpResH2, // V0C
268 kV0ACrpResH2, // V0A+V0C
269 kV0XaXcH2, // Correlation quantities to check V0 reaction plane quality
270 kV0XaYaH2,
271 kV0XaYcH2,
272 kV0YaXcH2,
273 kV0YaYcH2,
274 kV0XcYcH2,
275 kV0ATPCDiffH2, // V0A-TPC reaction plane difference for 2nd harmonic
276 kV0CTPCDiffH2, // V0C-TPC reaction plane difference for 2nd harmonic
277 kV0AV0CDiffH2, // V0A-V0C reaction plane difference for 2nd harmonic
278 // TPC reaction plane quantities
279 kTPCxH2, // TPC x-component of the Q vector for 2nd harmonic (corrected)
280 kTPCyH2, // TPC y-component of the Q vector for 2nd harmonic (corrected)
281 kTPCrpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected)
282 kTPCsub1xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 1)
283 kTPCsub1yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 1)
284 kTPCsub1rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 1)
285 kTPCsub2xH2, // TPC x-component of the Q vector for 2nd harmonic (corrected, sub event 2)
286 kTPCsub2yH2, // TPC y-component of the Q vector for 2nd harmonic (corrected, sub event 2)
287 kTPCsub2rpH2, // TPC reaction plane of the Q vector for 2nd harmonic (corrected, sub event 2)
288 kTPCsub12DiffH2, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic
289 kTPCsub12DiffH2Sin, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic, sinus term
290
291 kTPCxH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected)
292 kTPCyH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected)
293 kTPCrpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected)
294 kTPCsub1xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
295 kTPCsub1yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 1)
296 kTPCsub1rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 1)
297 kTPCsub2xH2uc, // TPC x-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
298 kTPCsub2yH2uc, // TPC y-component of the Q vector for 2nd harmonic (uncorrected, sub event 2)
299 kTPCsub2rpH2uc, // TPC reaction plane of the Q vector for 2nd harmonic (uncorrected, sub event 2)
300 kTPCsub12DiffH2uc, // TPC reaction plane difference of sub event 1,2 for 2nd harmonic (uncorrected)
301
ba15fdfb 302 kNTrk, // number of tracks (or tracklets) TODO: ambiguous
303 kTracks, // ESD tracks TODO: ambiguous
a823f01b 304 kNVtxContrib, // number of primary vertex contibutors
ba15fdfb 305 kNacc, // Number of accepted tracks
5720c765 306 kNaccTrcklts, // number of accepted SPD tracklets in |eta|<1.6
307 kNaccTrcklts0916, // number of accepted SPD tracklets in 0.9<|eta|<1.6
308
309 kNaccTrckltsEsd05, // number of accepted SPD tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
310 kNaccTrckltsEsd10, // number of accepted SPD tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
311 kNaccTrckltsEsd16, // number of accepted SPD tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
312 kNaccTrckltsEsd05Corr, //
313 kNaccTrckltsEsd10Corr, //
314 kNaccTrckltsEsd16Corr, //
315 kNaccItsTpcEsd05, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
316 kNaccItsTpcEsd10, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
317 kNaccItsTpcEsd16, // ITS-TPC tracks + ITS SA complementary tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
318 kNaccItsTpcEsd05Corr, //
319 kNaccItsTpcEsd10Corr, //
320 kNaccItsTpcEsd16Corr, //
321
322 kNaccItsPureEsd05, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<0.5 (AliESDEvent::EstimateMultiplicity())
323 kNaccItsPureEsd10, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.0 (AliESDEvent::EstimateMultiplicity())
324 kNaccItsPureEsd16, // ITS SA tracks + tracklets from unassigned tracklets in |eta|<1.6 (AliESDEvent::EstimateMultiplicity())
325 kNaccItsPureEsd05Corr, //
326 kNaccItsPureEsd10Corr, //
327 kNaccItsPureEsd16Corr, //
328
329 kNch, // MC true number of charged particles in |eta|<1.6
330 kNch05, // MC true number of charged particles in |eta|<0.5
331 kNch10, // MC true number of charged particles in |eta|<1.0
332
ffbede40 333 kCentrality, // event centrality fraction
a823f01b 334 kCentralitySPD, // centrality using SPD
6551594b 335 kNevents, // event counter
5720c765 336 kRunNumber, // run number
d327d9cd 337 kMixingBin,
b2a297fa 338 kNMaxValues //
339 // TODO: (for A+A) ZDCEnergy, impact parameter, Iflag??
340 };
341
342
343 AliDielectronVarManager();
344 AliDielectronVarManager(const char* name, const char* title);
345 virtual ~AliDielectronVarManager();
346 static void Fill(const TObject* particle, Double_t * const values);
ba15fdfb 347 static void FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values);
b2a297fa 348
6551594b 349 static void InitESDpid(Int_t type=0);
2a14a7b1 350 static void InitAODpidUtil(Int_t type=0);
5720c765 351 static void InitEstimatorAvg(const Char_t* filename);
352 static void InitTRDpidEffHistograms(const Char_t* filename);
a823f01b 353 static void SetVZEROCalibrationFile(const Char_t* filename) {fgVZEROCalibrationFile = filename;}
354
355 static void SetVZERORecenteringFile(const Char_t* filename) {fgVZERORecenteringFile = filename;}
ba15fdfb 356 static void SetPIDResponse(AliPIDResponse *pidResponse) {fgPIDResponse=pidResponse;}
5720c765 357 static AliPIDResponse* GetPIDResponse() { return fgPIDResponse; }
572b0139 358 static void SetEvent(AliVEvent * const ev);
5720c765 359 static void SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues]);
2a14a7b1 360 static Bool_t GetDCA(const AliAODTrack *track, Double_t d0z0[2]);
5720c765 361 static void SetTPCEventPlane(AliEventplane *const evplane);
a823f01b 362 static void GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption); // 0- V0A; 1- V0C; 2- V0A+V0C
5720c765 363
364 static TProfile* GetEstimatorHistogram(Int_t period, Int_t type) {return fgMultEstimatorAvg[period][type];}
365 static Double_t GetTRDpidEfficiency(Int_t runNo, Double_t centrality, Double_t eta, Double_t trdPhi, Double_t pout, Double_t& effErr);
ba15fdfb 366
367 static const AliKFVertex* GetKFVertex() {return fgKFVertex;}
368
b2a297fa 369 static const char* GetValueName(Int_t i) { return (i>=0&&i<kNMaxValues)?fgkParticleNames[i]:""; }
ba15fdfb 370
371 static const Double_t* GetData() {return fgData;}
372
d327d9cd 373 static Double_t GetValue(ValueTypes var) {return fgData[var];}
374 static void SetValue(ValueTypes var, Double_t val) { fgData[var]=val; }
375
b2a297fa 376private:
377
378 static const char* fgkParticleNames[kNMaxValues]; //variable names
379
380 static void FillVarVParticle(const AliVParticle *particle, Double_t * const values);
381 static void FillVarESDtrack(const AliESDtrack *particle, Double_t * const values);
382 static void FillVarAODTrack(const AliAODTrack *particle, Double_t * const values);
8df8e382 383 static void FillVarMCParticle(const AliMCParticle *particle, Double_t * const values);
b2a297fa 384 static void FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values);
385 static void FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values);
1201a1a9 386 static void FillVarKFParticle(const AliKFParticle *pair, Double_t * const values);
387
6551594b 388 static void FillVarVEvent(const AliVEvent *event, Double_t * const values);
389 static void FillVarESDEvent(const AliESDEvent *event, Double_t * const values);
390 static void FillVarAODEvent(const AliAODEvent *event, Double_t * const values);
391 static void FillVarMCEvent(const AliMCEvent *event, Double_t * const values);
5720c765 392 static void FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values);
393
a823f01b 394 static void InitVZEROCalibrationHistograms(Int_t runNo);
395 static void InitVZERORecenteringHistograms(Int_t runNo);
396
ba15fdfb 397 static AliPIDResponse *fgPIDResponse; // PID response object
398 static AliVEvent *fgEvent; // current event pointer
5720c765 399 static AliEventplane *fgTPCEventPlane; // current event plane pointer
ba15fdfb 400 static AliKFVertex *fgKFVertex; // kf vertex
5720c765 401 static TProfile *fgMultEstimatorAvg[4][9]; // multiplicity estimator averages (4 periods x 9 estimators)
402 static Double_t fgTRDpidEffCentRanges[10][4]; // centrality ranges for the TRD pid efficiency histograms
403 static TH3D *fgTRDpidEff[10][4]; // TRD pid efficiencies from conversion electrons
a823f01b 404 static TString fgVZEROCalibrationFile; // file with VZERO channel-by-channel calibrations
405 static TString fgVZERORecenteringFile; // file with VZERO Q-vector averages needed for event plane recentering
406 static TProfile2D *fgVZEROCalib[64]; // 1 histogram per VZERO channel
407 static TProfile2D *fgVZERORecentering[2][2]; // 2 VZERO sides x 2 Q-vector components
2e02dba4 408 static Int_t fgCurrentRun; // current run number
a823f01b 409
ba15fdfb 410 static Double_t fgData[kNMaxValues]; //! data
572b0139 411
b2a297fa 412 AliDielectronVarManager(const AliDielectronVarManager &c);
413 AliDielectronVarManager &operator=(const AliDielectronVarManager &c);
414
415 ClassDef(AliDielectronVarManager,1);
416};
417
418
419//Inline functions
6551594b 420inline void AliDielectronVarManager::Fill(const TObject* object, Double_t * const values)
b2a297fa 421{
422 //
423 // Main function to fill all available variables according to the type of particle
424 //
40875e45 425 if (!object) return;
6551594b 426 if (object->IsA() == AliESDtrack::Class()) FillVarESDtrack(static_cast<const AliESDtrack*>(object), values);
427 else if (object->IsA() == AliAODTrack::Class()) FillVarAODTrack(static_cast<const AliAODTrack*>(object), values);
428 else if (object->IsA() == AliMCParticle::Class()) FillVarMCParticle(static_cast<const AliMCParticle*>(object), values);
429 else if (object->IsA() == AliAODMCParticle::Class()) FillVarAODMCParticle(static_cast<const AliAODMCParticle*>(object), values);
430 else if (object->IsA() == AliDielectronPair::Class()) FillVarDielectronPair(static_cast<const AliDielectronPair*>(object), values);
1201a1a9 431 else if (object->IsA() == AliKFParticle::Class()) FillVarKFParticle(static_cast<const AliKFParticle*>(object),values);
6551594b 432 // Main function to fill all available variables according to the type of event
433
434 else if (object->IsA() == AliVEvent::Class()) FillVarVEvent(static_cast<const AliVEvent*>(object), values);
435 else if (object->IsA() == AliESDEvent::Class()) FillVarESDEvent(static_cast<const AliESDEvent*>(object), values);
436 else if (object->IsA() == AliAODEvent::Class()) FillVarAODEvent(static_cast<const AliAODEvent*>(object), values);
437 else if (object->IsA() == AliMCEvent::Class()) FillVarMCEvent(static_cast<const AliMCEvent*>(object), values);
5720c765 438 else if (object->IsA() == AliEventplane::Class()) FillVarTPCEventPlane(static_cast<const AliEventplane*>(object), values);
1201a1a9 439// else printf(Form("AliDielectronVarManager::Fill: Type %s is not supported by AliDielectronVarManager!", object->ClassName())); //TODO: implement without object needed
b2a297fa 440}
441
442inline void AliDielectronVarManager::FillVarVParticle(const AliVParticle *particle, Double_t * const values)
443{
444 //
445 // Fill track information available in AliVParticle into an array
446 //
447 values[AliDielectronVarManager::kPx] = particle->Px();
448 values[AliDielectronVarManager::kPy] = particle->Py();
449 values[AliDielectronVarManager::kPz] = particle->Pz();
450 values[AliDielectronVarManager::kPt] = particle->Pt();
451 values[AliDielectronVarManager::kP] = particle->P();
452
453 values[AliDielectronVarManager::kXv] = particle->Xv();
454 values[AliDielectronVarManager::kYv] = particle->Yv();
455 values[AliDielectronVarManager::kZv] = particle->Zv();
456
ba15fdfb 457 values[AliDielectronVarManager::kOneOverPt] = (particle->Pt()>1.0e-3 ? particle->OneOverPt() : 0.0);
b2a297fa 458 values[AliDielectronVarManager::kPhi] = particle->Phi();
459 values[AliDielectronVarManager::kTheta] = particle->Theta();
460 values[AliDielectronVarManager::kEta] = particle->Eta();
461 values[AliDielectronVarManager::kY] = particle->Y();
8df8e382 462
b2a297fa 463 values[AliDielectronVarManager::kE] = particle->E();
464 values[AliDielectronVarManager::kM] = particle->M();
465 values[AliDielectronVarManager::kCharge] = particle->Charge();
2a14a7b1 466
467 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
468
ba15fdfb 469// if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
470 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
471 values[i]=fgData[i];
b2a297fa 472}
473
474inline void AliDielectronVarManager::FillVarESDtrack(const AliESDtrack *particle, Double_t * const values)
475{
476 //
477 // Fill track information available for histogramming into an array
478 //
479
480 // Fill common AliVParticle interface information
481 FillVarVParticle(particle, values);
482
5720c765 483 AliESDtrack *esdTrack=0x0;
484 Double_t origdEdx=particle->GetTPCsignal();
485
486 // apply ETa correction, remove once this is in the tender
d327d9cd 487 esdTrack=const_cast<AliESDtrack*>(particle);
9395992d 488 if (!esdTrack) return;
d327d9cd 489 esdTrack->SetTPCsignal(origdEdx/AliDielectronPID::GetEtaCorr(esdTrack)/AliDielectronPID::GetCorrValdEdx(),esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
5720c765 490
8df8e382 491 Double_t pidProbs[AliPID::kSPECIES];
b2a297fa 492 // Fill AliESDtrack interface specific information
164bfb53 493 Double_t tpcNcls=particle->GetTPCNcls();
5720c765 494 Double_t tpcNclsS = particle->GetTPCnclsS();
495 Double_t itsNcls=particle->GetNcls(0);
ba15fdfb 496 Double_t tpcSignalN=particle->GetTPCsignalN();
9afa0f7e 497 Double_t tpcClusFindable=particle->GetTPCNclsF();
5720c765 498 values[AliDielectronVarManager::kNclsITS] = itsNcls; // TODO: get rid of the plain numbers
61d106d3 499 values[AliDielectronVarManager::kNclsTPC] = tpcNcls; // TODO: get rid of the plain numbers
5720c765 500 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
501 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
ffbede40 502 values[AliDielectronVarManager::kNclsTPCiter1] = particle->GetTPCNclsIter1(); // TODO: get rid of the plain numbers
9afa0f7e 503 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
504 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
505 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
506 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
ba15fdfb 507 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
508 values[AliDielectronVarManager::kTPCsignalNfrac]= tpcNcls>0?tpcSignalN/tpcNcls:0;
b2a297fa 509 values[AliDielectronVarManager::kNclsTRD] = particle->GetNcls(2); // TODO: get rid of the plain numbers
510 values[AliDielectronVarManager::kTRDntracklets] = particle->GetTRDntracklets(); // TODO: GetTRDtracklets/GetTRDntracklets?
e4339752 511 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
67fd1119 512 values[AliDielectronVarManager::kTRDchi2] = particle->GetTRDchi2();
5720c765 513 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
29091f0d 514 values[AliDielectronVarManager::kTPCclsSegments] = 0.0;
515 const UChar_t threshold = 5;
516 TBits tpcClusterMap = particle->GetTPCClusterMap();
517 UChar_t n=0; UChar_t j=0;
518 for(UChar_t i=0; i<8; ++i) {
519 n=0;
520 for(j=i*20; j<(i+1)*20 && j<159; ++j) n+=tpcClusterMap.TestBitNumber(j);
521 if(n>=threshold) values[AliDielectronVarManager::kTPCclsSegments] += 1.0;
522 }
61d106d3 523 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
524
525
526 values[AliDielectronVarManager::kTPCchi2Cl] = -1;
527 if (tpcNcls>0) values[AliDielectronVarManager::kTPCchi2Cl] = particle->GetTPCchi2() / tpcNcls;
5720c765 528 values[AliDielectronVarManager::kITSchi2Cl] = -1;
529 if (itsNcls>0) values[AliDielectronVarManager::kITSchi2Cl] = particle->GetITSchi2() / itsNcls;
8df8e382 530 //TRD pidProbs
531 particle->GetTRDpid(pidProbs);
532 values[AliDielectronVarManager::kTRDprobEle] = pidProbs[AliPID::kElectron];
533 values[AliDielectronVarManager::kTRDprobPio] = pidProbs[AliPID::kPion];
ffbede40 534
88e9bae6 535 values[AliDielectronVarManager::kV0Index0] = particle->GetV0Index(0);
ffbede40 536 values[AliDielectronVarManager::kKinkIndex0] = particle->GetKinkIndex(0);
8df8e382 537
b2a297fa 538 Float_t impactParXY, impactParZ;
539 particle->GetImpactParameters(impactParXY, impactParZ);
540 values[AliDielectronVarManager::kImpactParXY] = impactParXY;
541 values[AliDielectronVarManager::kImpactParZ] = impactParZ;
542
8df8e382 543
ba15fdfb 544 values[AliDielectronVarManager::kPdgCode]=-1;
545 values[AliDielectronVarManager::kPdgCodeMother]=-1;
546 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
547
8df8e382 548 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
549
550 AliDielectronMC *mc=AliDielectronMC::Instance();
551
552 if (mc->HasMC()){
553 if (mc->GetMCTrack(particle))
ba15fdfb 554 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
8df8e382 555
ba15fdfb 556 AliMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
557 if (motherMC){
558 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
559
560 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
561 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
562 }
563
8df8e382 564 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
565 } //if(mc->HasMC())
566
567
568
569 values[AliDielectronVarManager::kITSsignal] = particle->GetITSsignal();
570
571 Double_t itsdEdx[4];
572 particle->GetITSdEdxSamples(itsdEdx);
573
574 values[AliDielectronVarManager::kITSsignalSSD1] = itsdEdx[0];
575 values[AliDielectronVarManager::kITSsignalSSD2] = itsdEdx[1];
576 values[AliDielectronVarManager::kITSsignalSDD1] = itsdEdx[2];
577 values[AliDielectronVarManager::kITSsignalSDD2] = itsdEdx[3];
3505bfad 578 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
5720c765 579 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
580
581 for (Int_t iC=0; iC<6; iC++) {
582 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
583 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
584 break;
585 }
586 }
587
3505bfad 588
b2a297fa 589 values[AliDielectronVarManager::kTrackLength] = particle->GetIntegratedLength();
b2a297fa 590 //dEdx information
591 Double_t mom = particle->GetP();
592 const AliExternalTrackParam *in=particle->GetInnerParam();
5720c765 593 Double_t ysignedIn=-100;
594 if (in) {
595 mom = in->GetP();
596 ysignedIn=particle->Charge()*in->GetY();
597 }
b2a297fa 598 values[AliDielectronVarManager::kPIn]=mom;
5720c765 599 values[AliDielectronVarManager::kYsignedIn]=ysignedIn;
600 const AliExternalTrackParam *out=particle->GetOuterParam();
601 if(out) values[AliDielectronVarManager::kPOut] = out->GetP();
602 else values[AliDielectronVarManager::kPOut] = mom;
603 if(out && fgEvent) {
604 Double_t localCoord[3]={0.0};
605 Bool_t localCoordGood = out->GetXYZAt(298.0, ((AliESDEvent*)fgEvent)->GetMagneticField(), localCoord);
606 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 }
608 if(mc->HasMC() && fgTRDpidEff[0][0]) {
609 Int_t runNo = (fgEvent ? fgEvent->GetRunNumber() : -1);
610 Float_t centrality=-1.0;
611 AliCentrality *esdCentrality = (fgEvent ? fgEvent->GetCentrality() : 0x0);
612 if(esdCentrality) centrality = esdCentrality->GetCentralityPercentile("V0M");
613 Double_t effErr=0.0;
614 values[kTRDpidEffLeg] = GetTRDpidEfficiency(runNo, centrality, values[AliDielectronVarManager::kEta],
615 values[AliDielectronVarManager::kTRDphi],
616 values[AliDielectronVarManager::kPOut], effErr);
617 }
b2a297fa 618 values[AliDielectronVarManager::kTPCsignal]=particle->GetTPCsignal();
ba15fdfb 619
620 values[AliDielectronVarManager::kTOFsignal]=particle->GetTOFsignal();
621
622 Double_t l = particle->GetIntegratedLength(); // cm
623 Double_t t = particle->GetTOFsignal();
624 Double_t t0 = fgPIDResponse->GetTOFResponse().GetTimeZero(); // ps
625
626 if( (l < 360. || l > 800.) || (t <= 0.) || (t0 >999990.0) ) {
627 values[AliDielectronVarManager::kTOFbeta]=0.0;
628 }
629 else {
630 t -= t0; // subtract the T0
631 l *= 0.01; // cm ->m
632 t *= 1e-12; //ps -> s
633
634 Double_t v = l / t;
635 Float_t beta = v / TMath::C();
636 values[AliDielectronVarManager::kTOFbeta]=beta;
637 }
5720c765 638 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
ba15fdfb 639
6551594b 640 // nsigma to Electron band
641 // TODO: for the moment we set the bethe bloch parameters manually
642 // this should be changed in future!
48609e3d 643
ba15fdfb 644 values[AliDielectronVarManager::kTPCnSigmaEle]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron)-AliDielectronPID::GetCorrVal();
645 values[AliDielectronVarManager::kTPCnSigmaPio]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
646 values[AliDielectronVarManager::kTPCnSigmaMuo]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
647 values[AliDielectronVarManager::kTPCnSigmaKao]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
648 values[AliDielectronVarManager::kTPCnSigmaPro]=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
649
650 values[AliDielectronVarManager::kITSnSigmaEle]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kElectron);
651 values[AliDielectronVarManager::kITSnSigmaPio]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kPion);
652 values[AliDielectronVarManager::kITSnSigmaMuo]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kMuon);
653 values[AliDielectronVarManager::kITSnSigmaKao]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kKaon);
654 values[AliDielectronVarManager::kITSnSigmaPro]=fgPIDResponse->NumberOfSigmasITS(particle,AliPID::kProton);
655
656 values[AliDielectronVarManager::kTOFnSigmaEle]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
657 values[AliDielectronVarManager::kTOFnSigmaPio]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
658 values[AliDielectronVarManager::kTOFnSigmaMuo]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
659 values[AliDielectronVarManager::kTOFnSigmaKao]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
660 values[AliDielectronVarManager::kTOFnSigmaPro]=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
5720c765 661
a823f01b 662 //EMCAL PID information
663 Double_t eop=0;
664 Double_t showershape[4]={0.,0.,0.,0.};
665// values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
666 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
667 values[AliDielectronVarManager::kEMCALEoverP] = eop;
88204efa 668 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
a823f01b 669 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
670 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
671 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
672 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
673
674
5720c765 675 //restore TPC signal if it was changed
676 if (esdTrack) esdTrack->SetTPCsignal(origdEdx,esdTrack->GetTPCsignalSigma(),esdTrack->GetTPCsignalN());
b2a297fa 677}
678
679inline void AliDielectronVarManager::FillVarAODTrack(const AliAODTrack *particle, Double_t * const values)
680{
681 //
682 // Fill track information available for histogramming into an array
683 //
684
685 // Fill common AliVParticle interface information
686 FillVarVParticle(particle, values);
ba15fdfb 687 Double_t tpcNcls=particle->GetTPCNcls();
5720c765 688
689 //GetNclsS not present in AODtrack
690 //Replace with method as soon as available
691 TBits tpcSharedMap = particle->GetTPCSharedMap();
692 Double_t tpcNclsS= tpcSharedMap.CountBits(0)-tpcSharedMap.CountBits(159);
9afa0f7e 693 Double_t tpcClusFindable=particle->GetTPCNclsF();
694
572b0139 695 // Reset AliESDtrack interface specific information
1762f182 696 values[AliDielectronVarManager::kNclsITS] = particle->GetITSNcls();
5720c765 697 values[AliDielectronVarManager::kITSchi2Cl] = -1;
ba15fdfb 698 values[AliDielectronVarManager::kNclsTPC] = tpcNcls;
e4339752 699 values[AliDielectronVarManager::kNclsSTPC] = tpcNclsS;
700 values[AliDielectronVarManager::kNclsSFracTPC] = tpcNcls>0?tpcNclsS/tpcNcls:0;
ba15fdfb 701 values[AliDielectronVarManager::kNclsTPCiter1] = tpcNcls; // not really available in AOD
9afa0f7e 702 values[AliDielectronVarManager::kNFclsTPC] = tpcClusFindable;
703 values[AliDielectronVarManager::kNFclsTPCr] = particle->GetTPCClusterInfo(2,1);
704 values[AliDielectronVarManager::kNFclsTPCrFrac] = particle->GetTPCClusterInfo(2);
705 values[AliDielectronVarManager::kNFclsTPCfCross]= (tpcClusFindable>0)?(particle->GetTPCClusterInfo(2,1)/tpcClusFindable):0;
572b0139 706 values[AliDielectronVarManager::kNclsTRD] = 0;
707 values[AliDielectronVarManager::kTRDntracklets] = 0;
708 values[AliDielectronVarManager::kTRDpidQuality] = 0;
61d106d3 709
2e02dba4 710 values[AliDielectronVarManager::kTPCchi2Cl] = (tpcNcls>0)?particle->Chi2perNDF()*(tpcNcls-5)/tpcNcls:999.; // it is stored as normalized to tpcNcls-5 (see AliAnalysisTaskESDfilter)
61d106d3 711 values[AliDielectronVarManager::kTrackStatus] = (Double_t)particle->GetStatus();
712
8df8e382 713 //TRD pidProbs
714 //TODO: set correctly
715 values[AliDielectronVarManager::kTRDprobEle] = 0;
716 values[AliDielectronVarManager::kTRDprobPio] = 0;
67fd1119 717 values[AliDielectronVarManager::kTRDchi2] = -1;
718
2a14a7b1 719 values[AliDielectronVarManager::kTPCsignalN] = 0;
ba15fdfb 720 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
572b0139 721
2a14a7b1 722 // Fill AliAODTrack interface information
723 //
88e9bae6 724 values[AliDielectronVarManager::kV0Index0] = particle->GetProdVertex()->GetType()==AliAODVertex::kV0 ? 1 : 0;
a823f01b 725 values[AliDielectronVarManager::kKinkIndex0] = particle->GetProdVertex()->GetType()==AliAODVertex::kKink ? 1 : 0;
726
2a14a7b1 727 Double_t d0z0[2];
728 GetDCA(particle, d0z0);
729 values[AliDielectronVarManager::kImpactParXY] = d0z0[0];
730 values[AliDielectronVarManager::kImpactParZ] = d0z0[1];
572b0139 731
732 values[AliDielectronVarManager::kPIn]=0;
733 values[AliDielectronVarManager::kTPCsignal]=0;
ba15fdfb 734
735 values[AliDielectronVarManager::kTOFsignal]=0;
29091f0d 736 //values[AliDielectronVarManager::kTOFbeta]=0;
572b0139 737
738 values[AliDielectronVarManager::kTPCnSigmaEle]=0;
739 values[AliDielectronVarManager::kTPCnSigmaPio]=0;
740 values[AliDielectronVarManager::kTPCnSigmaMuo]=0;
741 values[AliDielectronVarManager::kTPCnSigmaKao]=0;
742 values[AliDielectronVarManager::kTPCnSigmaPro]=0;
b2a297fa 743
3505bfad 744 values[AliDielectronVarManager::kITSclusterMap] = particle->GetITSClusterMap();
e4339752 745 values[AliDielectronVarManager::kITSLayerFirstCls] = -1.;
746 for (Int_t iC=0; iC<6; iC++) {
747 if (((particle->GetITSClusterMap()) & (1<<(iC))) > 0) {
748 values[AliDielectronVarManager::kITSLayerFirstCls] = iC;
749 break;
750 }
751 }
752
572b0139 753 AliAODPid *pid=particle->GetDetPid();
754 if (pid){
755 Double_t mom =pid->GetTPCmomentum();
ba15fdfb 756 Double_t tpcSignalN=pid->GetTPCsignalN();
757 values[AliDielectronVarManager::kTPCsignalN] = tpcSignalN;
758 values[AliDielectronVarManager::kTPCsignalN] = tpcNcls>0?tpcSignalN/tpcNcls:0;
5720c765 759 values[AliDielectronVarManager::kTPCclsDiff] = tpcSignalN-tpcNcls;
ba15fdfb 760 Double_t tpcNsigmaEle=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kElectron);
761 Double_t tpcNsigmaPio=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kPion);
762 Double_t tpcNsigmaMuo=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kMuon);
763 Double_t tpcNsigmaKao=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kKaon);
764 Double_t tpcNsigmaPro=fgPIDResponse->NumberOfSigmasTPC(particle,AliPID::kProton);
572b0139 765
164bfb53 766 values[AliDielectronVarManager::kPIn]=mom;
572b0139 767 values[AliDielectronVarManager::kTPCsignal]=pid->GetTPCsignal();
768
769 values[AliDielectronVarManager::kTPCnSigmaEle]=tpcNsigmaEle;
770 values[AliDielectronVarManager::kTPCnSigmaPio]=tpcNsigmaPio;
771 values[AliDielectronVarManager::kTPCnSigmaMuo]=tpcNsigmaMuo;
772 values[AliDielectronVarManager::kTPCnSigmaKao]=tpcNsigmaKao;
773 values[AliDielectronVarManager::kTPCnSigmaPro]=tpcNsigmaPro;
774
775 values[AliDielectronVarManager::kTRDntracklets] = 0;
e4339752 776 values[AliDielectronVarManager::kTRDpidQuality] = particle->GetTRDntrackletsPID();
777 Double_t prob[AliPID::kSPECIES];
778 fgPIDResponse->ComputeTRDProbability(particle,AliPID::kSPECIES,prob);
779 values[AliDielectronVarManager::kTRDprobEle] = prob[AliPID::kElectron];
780 values[AliDielectronVarManager::kTRDprobPio] = prob[AliPID::kPion];
781
782 values[AliDielectronVarManager::kTOFsignal]=pid->GetTOFsignal();
29091f0d 783 Double32_t expt[5];
784 particle->GetIntegratedTimes(expt); // ps
785 Double_t l = TMath::C()* expt[0]*1e-12; // m
786 Double_t t = pid->GetTOFsignal(); // ps start time subtracted (until v5-02-Rev09)
787 AliTOFHeader* tofH=0x0; // from v5-02-Rev10 on subtract the start time
788 if(fgEvent) tofH = (AliTOFHeader*)fgEvent->GetTOFHeader();
789 if(tofH) t -= fgPIDResponse->GetTOFResponse().GetStartTime(particle->P()); // ps
790
791 if( (l < 360.e-2 || l > 800.e-2) || (t <= 0.) ) {
792 values[AliDielectronVarManager::kTOFbeta] =0;
793 }
794 else {
795 t *= 1e-12; //ps -> s
796
797 Double_t v = l / t;
798 Float_t beta = v / TMath::C();
799 values[AliDielectronVarManager::kTOFbeta]=beta;
800 }
5720c765 801
802 Double_t tofNsigmaEle=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kElectron);
803 Double_t tofNsigmaPio=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kPion);
804 Double_t tofNsigmaMuo=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kMuon);
805 Double_t tofNsigmaKao=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kKaon);
806 Double_t tofNsigmaPro=fgPIDResponse->NumberOfSigmasTOF(particle,AliPID::kProton);
807
808 values[AliDielectronVarManager::kTOFnSigmaEle]=tofNsigmaEle;
809 values[AliDielectronVarManager::kTOFnSigmaPio]=tofNsigmaPio;
810 values[AliDielectronVarManager::kTOFnSigmaMuo]=tofNsigmaMuo;
811 values[AliDielectronVarManager::kTOFnSigmaKao]=tofNsigmaKao;
812 values[AliDielectronVarManager::kTOFnSigmaPro]=tofNsigmaPro;
572b0139 813
814 }
ba15fdfb 815
a823f01b 816 //EMCAL PID information
817 Double_t eop=0;
818 Double_t showershape[4]={0.,0.,0.,0.};
819// values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron);
820 values[AliDielectronVarManager::kEMCALnSigmaEle] = fgPIDResponse->NumberOfSigmasEMCAL(particle,AliPID::kElectron,eop,showershape);
821 values[AliDielectronVarManager::kEMCALEoverP] = eop;
88204efa 822 values[AliDielectronVarManager::kEMCALE] = eop*values[AliDielectronVarManager::kP];
a823f01b 823 values[AliDielectronVarManager::kEMCALNCells] = showershape[0];
824 values[AliDielectronVarManager::kEMCALM02] = showershape[1];
825 values[AliDielectronVarManager::kEMCALM20] = showershape[2];
826 values[AliDielectronVarManager::kEMCALDispersion] = showershape[3];
827
ba15fdfb 828 values[AliDielectronVarManager::kPdgCode]=-1;
829 values[AliDielectronVarManager::kPdgCodeMother]=-1;
830 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
831
832 values[AliDielectronVarManager::kNumberOfDaughters]=-999;
833
834 AliDielectronMC *mc=AliDielectronMC::Instance();
835
836 if (mc->HasMC()){
837 if (mc->GetMCTrack(particle))
838 values[AliDielectronVarManager::kPdgCode]=mc->GetMCTrack(particle)->PdgCode();
839
840 AliAODMCParticle *motherMC=mc->GetMCTrackMother(particle); //mother
841 if (motherMC){
842 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
843
844 motherMC=mc->GetMCTrackMother(motherMC); //grand motherMC
845 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
846 }
847
848 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
849 } //if(mc->HasMC())
850
5720c765 851 values[AliDielectronVarManager::kTOFPIDBit]=(particle->GetStatus()&AliESDtrack::kTOFpid? 1: 0);
b2a297fa 852}
853
854inline void AliDielectronVarManager::FillVarMCParticle(const AliMCParticle *particle, Double_t * const values)
855{
856 //
857 // Fill track information available for histogramming into an array
858 //
859
554e40f8 860 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 861 values[AliDielectronVarManager::kITSchi2Cl] = 0;
554e40f8 862 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 863 values[AliDielectronVarManager::kNclsSTPC] = 0;
864 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
554e40f8 865 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
866 values[AliDielectronVarManager::kNFclsTPC] = 0;
fb7d2d99 867 values[AliDielectronVarManager::kNFclsTPCr] = 0;
868 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
554e40f8 869 values[AliDielectronVarManager::kNclsTRD] = 0;
870 values[AliDielectronVarManager::kTRDntracklets] = 0;
871 values[AliDielectronVarManager::kTRDpidQuality] = 0;
872 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
873 values[AliDielectronVarManager::kTrackStatus] = 0;
874 values[AliDielectronVarManager::kTRDprobEle] = 0;
875 values[AliDielectronVarManager::kTRDprobPio] = 0;
876 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 877 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 878 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
554e40f8 879 values[AliDielectronVarManager::kImpactParXY] = 0;
880 values[AliDielectronVarManager::kImpactParZ] = 0;
881 values[AliDielectronVarManager::kPIn] = 0;
5720c765 882 values[AliDielectronVarManager::kYsignedIn] = 0;
554e40f8 883 values[AliDielectronVarManager::kTPCsignal] = 0;
ba15fdfb 884 values[AliDielectronVarManager::kTOFsignal] = 0;
885 values[AliDielectronVarManager::kTOFbeta] = 0;
554e40f8 886 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
887 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
888 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
889 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
890 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
891 values[AliDielectronVarManager::kITSclusterMap] = 0;
892
ba15fdfb 893 values[AliDielectronVarManager::kPdgCode] = -1;
894 values[AliDielectronVarManager::kPdgCodeMother] = -1;
895 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
554e40f8 896
b2a297fa 897 // Fill common AliVParticle interface information
898 FillVarVParticle(particle, values);
8df8e382 899
900 AliDielectronMC *mc=AliDielectronMC::Instance();
901
b2a297fa 902 // Fill AliMCParticle interface specific information
903 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
8df8e382 904
ba15fdfb 905 AliMCParticle *motherMC = mc->GetMCTrackMother(particle);
906 if (motherMC){
907 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
908 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
909 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
910 }
911
fb7d2d99 912 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
8df8e382 913 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
b2a297fa 914}
915
ba15fdfb 916
917inline void AliDielectronVarManager::FillVarMCParticle2(const AliVParticle *p1, const AliVParticle *p2, Double_t * const values) {
918 //
919 // fill 2 track information starting from MC legs
920 //
921
922 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 923 values[AliDielectronVarManager::kITSchi2Cl] = -1;
ba15fdfb 924 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 925 values[AliDielectronVarManager::kNclsSTPC] = 0;
926 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
ba15fdfb 927 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
928 values[AliDielectronVarManager::kNFclsTPC] = 0;
929 values[AliDielectronVarManager::kNFclsTPCr] = 0;
930 values[AliDielectronVarManager::kNFclsTPCrFrac] = 0;
931 values[AliDielectronVarManager::kNclsTRD] = 0;
932 values[AliDielectronVarManager::kTRDntracklets] = 0;
933 values[AliDielectronVarManager::kTRDpidQuality] = 0;
934 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
935 values[AliDielectronVarManager::kTrackStatus] = 0;
936 values[AliDielectronVarManager::kTRDprobEle] = 0;
937 values[AliDielectronVarManager::kTRDprobPio] = 0;
938 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 939 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 940 values[AliDielectronVarManager::kTPCsignalNfrac] = 0;
941 values[AliDielectronVarManager::kImpactParXY] = 0;
942 values[AliDielectronVarManager::kImpactParZ] = 0;
943 values[AliDielectronVarManager::kPIn] = 0;
5720c765 944 values[AliDielectronVarManager::kYsignedIn] = 0;
ba15fdfb 945 values[AliDielectronVarManager::kTPCsignal] = 0;
946 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
947 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
948 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
949 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
950 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
951 values[AliDielectronVarManager::kITSclusterMap] = 0;
952
953 values[AliDielectronVarManager::kPdgCode] = 0;
954 values[AliDielectronVarManager::kPdgCodeMother] = 0;
955
956 AliDielectronMC *mc=AliDielectronMC::Instance();
957 AliVParticle* mother=0x0;
958 Int_t mLabel1 = mc->GetMothersLabel(p1->GetLabel());
959 Int_t mLabel2 = mc->GetMothersLabel(p2->GetLabel());
960 if(mLabel1==mLabel2)
961 mother = mc->GetMCTrackFromMCEvent(mLabel1);
5720c765 962
963 values[AliDielectronVarManager::kPseudoProperTime] = -2e10;
964 if(mother) { // same mother
ba15fdfb 965 FillVarVParticle(mother, values);
5720c765 966 Double_t lxy = ((mother->Xv()- values[AliDielectronVarManager::kXvPrim]) * mother->Px() +
967 (mother->Yv()- values[AliDielectronVarManager::kYvPrim]) * mother->Py() )/mother->Pt();
968 values[AliDielectronVarManager::kPseudoProperTime] = lxy*(TDatabasePDG::Instance()->GetParticle(443)->Mass())/mother->Pt();
969 }
213ceb97 970 // AliVParticle part
971 values[AliDielectronVarManager::kPx] = p1->Px()+p2->Px();
972 values[AliDielectronVarManager::kPy] = p1->Py()+p2->Py();
973 values[AliDielectronVarManager::kPz] = p1->Pz()+p2->Pz();
974 values[AliDielectronVarManager::kPt] = TMath::Sqrt(values[AliDielectronVarManager::kPx]*
975 values[AliDielectronVarManager::kPx]+
976 values[AliDielectronVarManager::kPy]*
977 values[AliDielectronVarManager::kPy]);
978 values[AliDielectronVarManager::kP] = TMath::Sqrt(values[AliDielectronVarManager::kPt]*
979 values[AliDielectronVarManager::kPt]+
980 values[AliDielectronVarManager::kPz]*
981 values[AliDielectronVarManager::kPz]);
ba15fdfb 982
213ceb97 983 values[AliDielectronVarManager::kXv] = 0;
984 values[AliDielectronVarManager::kYv] = 0;
985 values[AliDielectronVarManager::kZv] = 0;
ba15fdfb 986
213ceb97 987 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>1.0e-6 ? 1.0/values[AliDielectronVarManager::kPt] : 0.0);
988 values[AliDielectronVarManager::kPhi] = TMath::ATan2(values[AliDielectronVarManager::kPy],values[AliDielectronVarManager::kPx]);
989 values[AliDielectronVarManager::kTheta] = TMath::ATan2(values[AliDielectronVarManager::kPt],values[AliDielectronVarManager::kPz]);
990 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.);
991 values[AliDielectronVarManager::kE] = p1->E()+p2->E();
992 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.);
993 values[AliDielectronVarManager::kCharge] = p1->Charge()+p2->Charge();
994
88e9bae6 995 values[AliDielectronVarManager::kM] = p1->M()*p1->M()+p2->M()*p2->M()+
996 2.0*(p1->E()*p2->E()-p1->Px()*p2->Px()-p1->Py()*p2->Py()-p1->Pz()*p2->Pz());
997 values[AliDielectronVarManager::kM] = (values[AliDielectronVarManager::kM]>1.0e-8 ? TMath::Sqrt(values[AliDielectronVarManager::kM]) : -1.0);
ba15fdfb 998
213ceb97 999 if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
a823f01b 1000
5720c765 1001 values[AliDielectronVarManager::kThetaHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kTRUE);
1002 values[AliDielectronVarManager::kPhiHE] = AliDielectronPair::ThetaPhiCM(p1,p2,kTRUE, kFALSE);
1762f182 1003 values[AliDielectronVarManager::kThetaSqHE] = values[AliDielectronVarManager::kThetaHE] * values[AliDielectronVarManager::kThetaHE];
5720c765 1004 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2*values[AliDielectronVarManager::kPhiHE]);
1005 values[AliDielectronVarManager::kThetaCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kTRUE);
1006 values[AliDielectronVarManager::kPhiCS] = AliDielectronPair::ThetaPhiCM(p1,p2,kFALSE, kFALSE);
1762f182 1007 values[AliDielectronVarManager::kThetaSqCS] = values[AliDielectronVarManager::kThetaCS] * values[AliDielectronVarManager::kThetaCS];
5720c765 1008 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2*values[AliDielectronVarManager::kPhiCS]);
8d7a07b9 1009 values[AliDielectronVarManager::kCosTilPhiHE] = (values[AliDielectronVarManager::kThetaHE]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiHE]-3*TMath::Pi()/4.));
1010 values[AliDielectronVarManager::kCosTilPhiCS] = (values[AliDielectronVarManager::kThetaCS]>0)?(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-TMath::Pi()/4.)):(TMath::Cos(values[AliDielectronVarManager::kPhiCS]-3*TMath::Pi()/4.));
ba15fdfb 1011}
1012
1013
b2a297fa 1014inline void AliDielectronVarManager::FillVarAODMCParticle(const AliAODMCParticle *particle, Double_t * const values)
1015{
1016 //
1017 // Fill track information available for histogramming into an array
1018 //
1019
554e40f8 1020 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 1021 values[AliDielectronVarManager::kITSchi2Cl] = -1;
554e40f8 1022 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 1023 values[AliDielectronVarManager::kNclsSTPC] = 0;
1024 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
554e40f8 1025 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1026 values[AliDielectronVarManager::kNFclsTPC] = 0;
1027 values[AliDielectronVarManager::kNclsTRD] = 0;
1028 values[AliDielectronVarManager::kTRDntracklets] = 0;
1029 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1030 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1031 values[AliDielectronVarManager::kTrackStatus] = 0;
1032 values[AliDielectronVarManager::kTRDprobEle] = 0;
1033 values[AliDielectronVarManager::kTRDprobPio] = 0;
1034 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 1035 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 1036 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
554e40f8 1037 values[AliDielectronVarManager::kImpactParXY] = 0;
1038 values[AliDielectronVarManager::kImpactParZ] = 0;
1039 values[AliDielectronVarManager::kPIn] = 0;
5720c765 1040 values[AliDielectronVarManager::kYsignedIn] = 0;
554e40f8 1041 values[AliDielectronVarManager::kTPCsignal] = 0;
1042 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1043 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1044 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1045 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1046 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1047 values[AliDielectronVarManager::kITSclusterMap] = 0;
1048
ba15fdfb 1049 values[AliDielectronVarManager::kPdgCode] = -1;
1050 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1051 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
554e40f8 1052
b2a297fa 1053 // Fill common AliVParticle interface information
1054 FillVarVParticle(particle, values);
554e40f8 1055
8df8e382 1056 AliDielectronMC *mc=AliDielectronMC::Instance();
1057
1058
b2a297fa 1059 // Fill AliAODMCParticle interface specific information
8df8e382 1060 values[AliDielectronVarManager::kPdgCode] = particle->PdgCode();
1061
ba15fdfb 1062 AliAODMCParticle *motherMC = mc->GetMCTrackMother(particle);
1063 if (motherMC){
1064 values[AliDielectronVarManager::kPdgCodeMother]=motherMC->PdgCode();
1065 motherMC=mc->GetMCTrackMother(motherMC); //grand mother
1066 if (motherMC) values[AliDielectronVarManager::kPdgCodeGrandMother]=motherMC->PdgCode();;
1067 }
1068
1069
fb7d2d99 1070 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(particle);
8df8e382 1071
1072 values[AliDielectronVarManager::kNumberOfDaughters]=mc->NumberOfDaughters(particle);
b2a297fa 1073}
1074
1075inline void AliDielectronVarManager::FillVarDielectronPair(const AliDielectronPair *pair, Double_t * const values)
1076{
1077 //
1078 // Fill pair information available for histogramming into an array
1079 //
2a14a7b1 1080
ba15fdfb 1081 values[AliDielectronVarManager::kPdgCode]=-1;
1082 values[AliDielectronVarManager::kPdgCodeMother]=-1;
1083 values[AliDielectronVarManager::kPdgCodeGrandMother]=-1;
2a14a7b1 1084
08b801a6 1085
1086 Double_t errPseudoProperTime2 = -1;
b2a297fa 1087 // Fill common AliVParticle interface information
1088 FillVarVParticle(pair, values);
1089
1090 // Fill AliDielectronPair specific information
1091 const AliKFParticle &kfPair = pair->GetKFParticle();
61d106d3 1092
1093 Double_t thetaHE=0;
1094 Double_t phiHE=0;
1095 Double_t thetaCS=0;
1096 Double_t phiCS=0;
1097
1098 pair->GetThetaPhiCM(thetaHE,phiHE,thetaCS,phiCS);
5720c765 1099
b2a297fa 1100 values[AliDielectronVarManager::kChi2NDF] = kfPair.GetChi2()/kfPair.GetNDF();
1101 values[AliDielectronVarManager::kDecayLength] = kfPair.GetDecayLength();
1102 values[AliDielectronVarManager::kR] = kfPair.GetR();
1103 values[AliDielectronVarManager::kOpeningAngle] = pair->OpeningAngle();
2e02dba4 1104 values[AliDielectronVarManager::kCosPointingAngle] = fgEvent ? pair->GetCosPointingAngle(fgEvent->GetPrimaryVertex()) : -1;
61d106d3 1105 values[AliDielectronVarManager::kThetaHE] = thetaHE;
1106 values[AliDielectronVarManager::kPhiHE] = phiHE;
1762f182 1107 values[AliDielectronVarManager::kThetaSqHE] = thetaHE * thetaHE;
5720c765 1108 values[AliDielectronVarManager::kCos2PhiHE] = TMath::Cos(2.0*phiHE);
8d7a07b9 1109 values[AliDielectronVarManager::kCosTilPhiHE] = (thetaHE>0)?(TMath::Cos(phiHE-TMath::Pi()/4.)):(TMath::Cos(phiHE-3*TMath::Pi()/4.));
61d106d3 1110 values[AliDielectronVarManager::kThetaCS] = thetaCS;
1111 values[AliDielectronVarManager::kPhiCS] = phiCS;
1762f182 1112 values[AliDielectronVarManager::kThetaSqCS] = thetaCS * thetaCS;
5720c765 1113 values[AliDielectronVarManager::kCos2PhiCS] = TMath::Cos(2.0*phiCS);
8d7a07b9 1114 values[AliDielectronVarManager::kCosTilPhiCS] = (thetaCS>0)?(TMath::Cos(phiCS-TMath::Pi()/4.)):(TMath::Cos(phiCS-3*TMath::Pi()/4.));
572b0139 1115 values[AliDielectronVarManager::kLegDist] = pair->DistanceDaughters();
1116 values[AliDielectronVarManager::kLegDistXY] = pair->DistanceDaughtersXY();
61d106d3 1117 values[AliDielectronVarManager::kDeltaEta] = pair->DeltaEta();
1118 values[AliDielectronVarManager::kDeltaPhi] = pair->DeltaPhi();
8df8e382 1119 values[AliDielectronVarManager::kMerr] = kfPair.GetErrMass()>1e-30&&kfPair.GetMass()>1e-30?kfPair.GetErrMass()/kfPair.GetMass():1000000;
b2a297fa 1120 values[AliDielectronVarManager::kPairType] = pair->GetType();
8df8e382 1121
91487037 1122 values[AliDielectronVarManager::kPsiPair] = fgEvent ? pair->PsiPair(fgEvent->GetMagneticField()) : -5;
805bd069 1123 values[AliDielectronVarManager::kPhivPair] = fgEvent ? pair->PhivPair(fgEvent->GetMagneticField()) : -5;
e4339752 1124 values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? kfPair.GetPseudoProperDecayTime(*(fgEvent->GetPrimaryVertex()), TDatabasePDG::Instance()->GetParticle(443)->Mass(), &errPseudoProperTime2 ) : -1e10;
5720c765 1125 // values[AliDielectronVarManager::kPseudoProperTime] = fgEvent ? pair->GetPseudoProperTime(fgEvent->GetPrimaryVertex()): -1e10;
e4339752 1126 values[AliDielectronVarManager::kPseudoProperTimeErr] = (errPseudoProperTime2 > 0) ? TMath::Sqrt(errPseudoProperTime2) : -1e10;
5720c765 1127
08b801a6 1128
1129 if (!(pair->GetKFUsage())) {
1130 //if KF Pairing is not enabled, overwrite values that can be easily derived from legs
1131 //use the INDIVIDUAL KF particles as source, which should be a copy of the corresponding properties
1132 //the ESDtrack, the reference to the ESDtrack is not (always) accessible in Mixing, while KF
1133 //particles are copied in the Pair-Object
1134 static const Double_t mElectron = AliPID::ParticleMass(AliPID::kElectron); // MeV
1135
1136 const AliKFParticle& fD1 = pair->GetKFFirstDaughter();
1137 const AliKFParticle& fD2 = pair->GetKFSecondDaughter();
1138
1139 //Define local buffer variables for leg properties
1140 Double_t px1=-9999.,py1=-9999.,pz1=-9999.;
1141 Double_t px2=-9999.,py2=-9999.,pz2=-9999.;
1142 Double_t e1 =-9999.,e2 =-9999.;
1143 Double_t feta1=-9999.,fphi1=-9999.;
1144 Double_t feta2=-9999.,fphi2=-9999.;
1145
1146 px1 = fD1.GetPx();
1147 py1 = fD1.GetPy();
1148 pz1 = fD1.GetPz();
1149 feta1 = fD1.GetEta();
1150 fphi1 = fD1.GetPhi();
1151
1152 px2 = fD2.GetPx();
1153 py2 = fD2.GetPy();
1154 pz2 = fD2.GetPz();
1155 feta2 = fD2.GetEta();
1156 fphi2 = fD2.GetPhi();
1157
1158 //Calculate Energy per particle by hand
1159 e1 = TMath::Sqrt(mElectron*mElectron+px1*px1+py1*py1+pz1*pz1);
1160 e2 = TMath::Sqrt(mElectron*mElectron+px2*px2+py2*py2+pz2*pz2);
1161
1162 //Now Create TLorentzVector:
1163 TLorentzVector lv1,lv2;
1164 lv1.SetPxPyPzE(px1,py1,pz1,e1);
1165 lv2.SetPxPyPzE(px2,py2,pz2,e2);
1166
1167 values[AliDielectronVarManager::kPx] = (lv1+lv2).Px();
1168 values[AliDielectronVarManager::kPy] = (lv1+lv2).Py();
1169 values[AliDielectronVarManager::kPz] = (lv1+lv2).Pz();
1170
1171 values[AliDielectronVarManager::kPt] = (lv1+lv2).Pt();
1172
1173 values[AliDielectronVarManager::kP] = (lv1+lv2).P();
1174
1175 //Not overwritten, could take event vertex in next iteration
1176 values[AliDielectronVarManager::kXv] = (lv1+lv2).X();
1177 values[AliDielectronVarManager::kYv] = (lv1+lv2).Y();
1178 values[AliDielectronVarManager::kZv] = (lv1+lv2).Z();
1179
1180 values[AliDielectronVarManager::kE] = (lv1+lv2).E();
1181
1182
1183 values[AliDielectronVarManager::kM] = (lv1+lv2).M();
1184
1185 values[AliDielectronVarManager::kOpeningAngle] = lv1.Angle(lv2.Vect());
1186
1187 values[AliDielectronVarManager::kOneOverPt] = (values[AliDielectronVarManager::kPt]>0. ? 1./values[AliDielectronVarManager::kPt] : -9999.);
1188 values[AliDielectronVarManager::kPhi] = (lv1+lv2).Phi();
1189 values[AliDielectronVarManager::kEta] = (lv1+lv2).Eta();
1190
1191 values[AliDielectronVarManager::kY] = (lv1+lv2).Rapidity();
1192
1193 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1194 values[i]=fgData[i];
1195
1196 // Fill AliDielectronPair specific information
1197 values[AliDielectronVarManager::kDeltaEta] = TMath::Abs(feta1 -feta2 );
1198 values[AliDielectronVarManager::kDeltaPhi] = lv1.DeltaPhi(lv2);
1199 values[AliDielectronVarManager::kPairType] = pair->GetType();
1200
1201 /*
1202 //Also not overwritten, still coming from KF particle
1203 //where needed to be replaced by independent determination
1204 values[AliDielectronVarManager::kCharge] = 0.;
1205 values[AliDielectronVarManager::kPdgCode] = 0.;
1206 values[AliDielectronVarManager::kChi2NDF] = 0.;
1207 values[AliDielectronVarManager::kDecayLength] = 0.;
1208 values[AliDielectronVarManager::kR] = 0.;
1209 values[AliDielectronVarManager::kCosPointingAngle] = 0.;
1210 values[AliDielectronVarManager::kThetaHE] = 0.;
1211 values[AliDielectronVarManager::kPhiHE] = 0.;
1212 values[AliDielectronVarManager::kThetaSqHE] = 0.;
1213 values[AliDielectronVarManager::kCos2PhiHE] = 0.;
1214 values[AliDielectronVarManager::kCosTilPhiHE] = 0.;
1215 values[AliDielectronVarManager::kThetaCS] = 0.;
1216 values[AliDielectronVarManager::kPhiCS] = 0.;
1217 values[AliDielectronVarManager::kThetaSqCS] = 0.;
1218 values[AliDielectronVarManager::kCos2PhiCS] = 0.;
1219 values[AliDielectronVarManager::kCosTilPhiCS] = 0.;
1220 values[AliDielectronVarManager::kLegDist] = 0.;
1221 values[AliDielectronVarManager::kLegDistXY] = 0.;
1222 values[AliDielectronVarManager::kMerr] = 0.;
1223 values[AliDielectronVarManager::kPseudoProperTime] = 0.;
1224 values[AliDielectronVarManager::kPseudoProperTimeErr] = 0.;
1225 //Fill in Taku's PhiV?
1226 values[AliDielectronVarManager::kPsiPair] = 0.;
1227
1228 */
1229
1230
1231 }
1232 //common, regardless of calculation method
1233 // Flow quantities
5720c765 1234 Double_t delta=0.0;
1235 // v2 with respect to VZERO-A event plane
1236 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ArpH2];
1237 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1238 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1239 values[AliDielectronVarManager::kV0ArpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1240 values[AliDielectronVarManager::kDeltaPhiV0ArpH2] = delta;
1241 // v2 with respect to VZERO-C event plane
1242 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0CrpH2];
1243 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1244 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1245 values[AliDielectronVarManager::kV0CrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1246 values[AliDielectronVarManager::kDeltaPhiV0CrpH2] = delta;
1247 // v2 with respect to the combined VZERO-A and VZERO-C event plane
1248 delta = values[AliDielectronVarManager::kPhi] - fgData[AliDielectronVarManager::kV0ACrpH2];
1249 if(delta>TMath::Pi()) delta -= 2.0*TMath::Pi(); // keep the [-pi,+pi] interval
1250 if(delta<-1.0*TMath::Pi()) delta += 2.0*TMath::Pi();
1251 values[AliDielectronVarManager::kV0ACrpH2FlowV2] = TMath::Cos(2.0*delta); // 2nd harmonic flow coefficient
1252 values[AliDielectronVarManager::kDeltaPhiV0ACrpH2] = delta;
1253
a3cde8ca 1254
1255 // quantities using the values of AliEPSelectionTask
1256 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2];
1257 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2];
1258 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] = values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2];
1259 // keep the interval [-pi,+pi]
1260 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] > TMath::Pi() )
1261 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] -= TMath::TwoPi();
1262 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] > TMath::Pi() )
1263 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] -= TMath::TwoPi();
1264 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] > TMath::Pi() )
1265 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] -= TMath::TwoPi();
1266
1267 if ( values[AliDielectronVarManager::kDeltaPhiv0ArpH2] < -1.*TMath::Pi() )
1268 values[AliDielectronVarManager::kDeltaPhiv0ArpH2] += TMath::TwoPi();
1269 if ( values[AliDielectronVarManager::kDeltaPhiv0CrpH2] < -1.*TMath::Pi() )
1270 values[AliDielectronVarManager::kDeltaPhiv0CrpH2] += TMath::TwoPi();
1271 if ( values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] < -1.*TMath::Pi() )
1272 values[AliDielectronVarManager::kDeltaPhiv0ACrpH2] += TMath::TwoPi();
1273
5720c765 1274
8df8e382 1275 AliDielectronMC *mc=AliDielectronMC::Instance();
1276
1277 if (mc->HasMC()){
5720c765 1278 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -10.0e+10;
ba15fdfb 1279 Bool_t samemother = mc->HaveSameMother(pair);
1280 values[AliDielectronVarManager::kIsJpsiPrimary] = mc->IsJpsiPrimary(pair);
1281 values[AliDielectronVarManager::kHaveSameMother] = samemother ;
5720c765 1282
1283 // fill kPseudoProperTimeResolution
1284 values[AliDielectronVarManager::kPseudoProperTimeResolution] = -1e10;
1285 // values[AliDielectronVarManager::kPseudoProperTimePull] = -1e10;
1286 if(samemother && fgEvent) {
1287 if(pair->GetFirstDaughter()->GetLabel() > 0) {
1288 const AliVParticle* d1 = mc->GetMCTrackFromMCEvent(pair->GetFirstDaughter()->GetLabel());
1289 const AliVParticle* motherMC = mc->GetMCTrackFromMCEvent(((AliMCParticle*)d1)->GetMother());
40875e45 1290 const AliMCEvent *mcevent = mc->GetMCEvent();
1291 const AliVVertex* mcVtx = mcevent ? mcevent->GetPrimaryVertex() : 0x0;
5720c765 1292 if(motherMC && mcVtx) {
1293 const Double_t lxyMC = ( (motherMC->Xv() - mcVtx->GetX()) * motherMC->Px() +
1294 (motherMC->Yv() - mcVtx->GetY()) * motherMC->Py() ) / motherMC->Pt();
1295 const Double_t pseudoMC = lxyMC * (TDatabasePDG::Instance()->GetParticle(443)->Mass())/motherMC->Pt();
1296 values[AliDielectronVarManager::kPseudoProperTimeResolution] = values[AliDielectronVarManager::kPseudoProperTime] - pseudoMC;
1297 if (errPseudoProperTime2 > 0)
1298 values[AliDielectronVarManager::kPseudoProperTimePull] = values[AliDielectronVarManager::kPseudoProperTimeResolution]/sqrt(errPseudoProperTime2);
1299 }
1300 }
1301 }
2e02dba4 1302
1303 values[AliDielectronVarManager::kTRDpidEffPair] = 0.;
1304 if (fgTRDpidEff[0][0]){
1305 Double_t valuesLeg1[AliDielectronVarManager::kNMaxValues];
1306 Double_t valuesLeg2[AliDielectronVarManager::kNMaxValues];
1307 AliVParticle* leg1 = pair->GetFirstDaughter();
1308 AliVParticle* leg2 = pair->GetSecondDaughter();
1309 if (leg1 && leg2){
1310 Fill(leg1, valuesLeg1);
1311 Fill(leg2, valuesLeg2);
1312 values[AliDielectronVarManager::kTRDpidEffPair] = valuesLeg1[AliDielectronVarManager::kTRDpidEffLeg]*valuesLeg2[AliDielectronVarManager::kTRDpidEffLeg];
1313 }
1314 }
8df8e382 1315 }//if (mc->HasMC())
1316
1317
b2a297fa 1318}
1319
1201a1a9 1320inline void AliDielectronVarManager::FillVarKFParticle(const AliKFParticle *particle, Double_t * const values)
1321{
1322 //
1323 // Fill track information available in AliVParticle into an array
1324 //
1325 values[AliDielectronVarManager::kPx] = particle->GetPx();
1326 values[AliDielectronVarManager::kPy] = particle->GetPy();
1327 values[AliDielectronVarManager::kPz] = particle->GetPz();
1328 values[AliDielectronVarManager::kPt] = particle->GetPt();
1329 values[AliDielectronVarManager::kP] = particle->GetP();
1330
1331 values[AliDielectronVarManager::kXv] = particle->GetX();
1332 values[AliDielectronVarManager::kYv] = particle->GetY();
1333 values[AliDielectronVarManager::kZv] = particle->GetZ();
1334
1335 values[AliDielectronVarManager::kOneOverPt] = 0;
1336 values[AliDielectronVarManager::kPhi] = particle->GetPhi();
1337 values[AliDielectronVarManager::kTheta] = 0.;
1338 values[AliDielectronVarManager::kEta] = particle->GetEta();
1339 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
1341 values[AliDielectronVarManager::kE] = particle->GetE();
1342 values[AliDielectronVarManager::kM] = particle->GetMass();
1343 values[AliDielectronVarManager::kCharge] = particle->GetQ();
1344
1345 values[AliDielectronVarManager::kNclsITS] = 0;
5720c765 1346 values[AliDielectronVarManager::kITSchi2Cl] = -1;
1201a1a9 1347 values[AliDielectronVarManager::kNclsTPC] = 0;
5720c765 1348 values[AliDielectronVarManager::kNclsSTPC] = 0;
1349 values[AliDielectronVarManager::kNclsSFracTPC] = 0;
1201a1a9 1350 values[AliDielectronVarManager::kNclsTPCiter1] = 0;
1351 values[AliDielectronVarManager::kNFclsTPC] = 0;
1352 values[AliDielectronVarManager::kNclsTRD] = 0;
1353 values[AliDielectronVarManager::kTRDntracklets] = 0;
1354 values[AliDielectronVarManager::kTRDpidQuality] = 0;
1355 values[AliDielectronVarManager::kTPCchi2Cl] = 0;
1356 values[AliDielectronVarManager::kTrackStatus] = 0;
1357 values[AliDielectronVarManager::kTRDprobEle] = 0;
1358 values[AliDielectronVarManager::kTRDprobPio] = 0;
1359 values[AliDielectronVarManager::kTPCsignalN] = 0;
5720c765 1360 values[AliDielectronVarManager::kTPCclsDiff] = 0;
ba15fdfb 1361 values[AliDielectronVarManager::kTPCsignalNfrac]= 0;
1201a1a9 1362 values[AliDielectronVarManager::kImpactParXY] = 0;
1363 values[AliDielectronVarManager::kImpactParZ] = 0;
1364 values[AliDielectronVarManager::kPIn] = 0;
5720c765 1365 values[AliDielectronVarManager::kYsignedIn] = 0;
1201a1a9 1366 values[AliDielectronVarManager::kTPCsignal] = 0;
ba15fdfb 1367 values[AliDielectronVarManager::kTOFsignal] = 0;
1368 values[AliDielectronVarManager::kTOFbeta] = 0;
1201a1a9 1369 values[AliDielectronVarManager::kTPCnSigmaEle] = 0;
1370 values[AliDielectronVarManager::kTPCnSigmaPio] = 0;
1371 values[AliDielectronVarManager::kTPCnSigmaMuo] = 0;
1372 values[AliDielectronVarManager::kTPCnSigmaKao] = 0;
1373 values[AliDielectronVarManager::kTPCnSigmaPro] = 0;
1374 values[AliDielectronVarManager::kITSclusterMap] = 0;
1375
ba15fdfb 1376 values[AliDielectronVarManager::kPdgCode] = -1;
1377 values[AliDielectronVarManager::kPdgCodeMother] = -1;
1378 values[AliDielectronVarManager::kPdgCodeGrandMother] = -1;
1201a1a9 1379
1380
5720c765 1381// if ( fgEvent ) AliDielectronVarManager::Fill(fgEvent, values);
1382 for (Int_t i=AliDielectronVarManager::kPairMax; i<AliDielectronVarManager::kNMaxValues; ++i)
1383 values[i]=fgData[i];
1384
1201a1a9 1385}
6551594b 1386
1387inline void AliDielectronVarManager::FillVarVEvent(const AliVEvent *event, Double_t * const values)
1388{
1389 //
1390 // Fill event information available for histogramming into an array
1391 //
5720c765 1392 values[AliDielectronVarManager::kRunNumber] = event->GetRunNumber();
a823f01b 1393 if(fgCurrentRun!=event->GetRunNumber()) {
1394 if(fgVZEROCalibrationFile.Contains(".root")) InitVZEROCalibrationHistograms(event->GetRunNumber());
1395 if(fgVZERORecenteringFile.Contains(".root")) InitVZERORecenteringHistograms(event->GetRunNumber());
1396 fgCurrentRun=event->GetRunNumber();
1397 }
6551594b 1398 const AliVVertex *primVtx = event->GetPrimaryVertex();
8df8e382 1399
1400 values[AliDielectronVarManager::kXvPrim] = 0;
1401 values[AliDielectronVarManager::kYvPrim] = 0;
1402 values[AliDielectronVarManager::kZvPrim] = 0;
ba15fdfb 1403// values[AliDielectronVarManager::kChi2NDF] = 0; //This is the pair value!!!
5720c765 1404
8df8e382 1405 values[AliDielectronVarManager::kNTrk] = 0;
a823f01b 1406 values[AliDielectronVarManager::kNVtxContrib] = 0;
ba15fdfb 1407 values[AliDielectronVarManager::kNacc] = 0;
1408 values[AliDielectronVarManager::kNaccTrcklts] = 0;
5720c765 1409 values[AliDielectronVarManager::kNaccTrcklts0916] = 0;
8df8e382 1410 values[AliDielectronVarManager::kNevents] = 0; //always fill bin 0;
5720c765 1411
8df8e382 1412 if (!primVtx) return;
1413
6551594b 1414 values[AliDielectronVarManager::kXvPrim] = primVtx->GetX();
1415 values[AliDielectronVarManager::kYvPrim] = primVtx->GetY();
1416 values[AliDielectronVarManager::kZvPrim] = primVtx->GetZ();
ba15fdfb 1417// values[AliDielectronVarManager::kChi2NDF] = primVtx->GetChi2perNDF(); //this is the pair value
6551594b 1418
5720c765 1419 values[AliDielectronVarManager::kNTrk] = event->GetNumberOfTracks();
a823f01b 1420 values[AliDielectronVarManager::kNVtxContrib] = primVtx->GetNContributors();
5720c765 1421 values[AliDielectronVarManager::kNacc] = AliDielectronHelper::GetNacc(event);
1422 values[AliDielectronVarManager::kNaccTrcklts] = AliDielectronHelper::GetNaccTrcklts(event); // etaRange = 1.6 (default)
1423 values[AliDielectronVarManager::kNaccTrcklts0916] = AliDielectronHelper::GetNaccTrcklts(event,1.6)-AliDielectronHelper::GetNaccTrcklts(event,.9);
1424 // values[AliDielectronVarManager::kNaccTrcklts05] = AliDielectronHelper::GetNaccTrcklts(event, 0.5);
1425 // values[AliDielectronVarManager::kNaccTrcklts10] = AliDielectronHelper::GetNaccTrcklts(event, 1.0);
1426 // values[AliDielectronVarManager::kNaccTrckltsCorr] = AliDielectronHelper::GetNaccTrckltsCorrected(event, values[AliDielectronVarManager::kNaccTrcklts], values[AliDielectronVarManager::kZvPrim]);
1427
1428 // TPC event plane (corrected)
5720c765 1429
1430 // VZERO event plane quantities from the AliEPSelectionTask
fd6ebd85 1431 Double_t qx = 0, qy = 0;
5720c765 1432 AliEventplane *ep = const_cast<AliVEvent*>(event)->GetEventplane();
fd6ebd85 1433 values[AliDielectronVarManager::kv0ACrpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event,10, 2, qx, qy));
1434 values[AliDielectronVarManager::kv0ACxH2] = qx;
1435 values[AliDielectronVarManager::kv0ACyH2] = qy;
1436 qx = 0, qy = 0;
1437 values[AliDielectronVarManager::kv0ArpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 8, 2, qx, qy));
1438 values[AliDielectronVarManager::kv0AxH2] = qx;
1439 values[AliDielectronVarManager::kv0AyH2] = qy;
1440 qx = 0, qy = 0;
1441 values[AliDielectronVarManager::kv0CrpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 9, 2, qx, qy));
1442 values[AliDielectronVarManager::kv0CxH2] = qx;
1443 values[AliDielectronVarManager::kv0CyH2] = qy;
1444 qx = 0, qy = 0;
1445 values[AliDielectronVarManager::kv0C0rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 0, 0, 2, qx, qy)); qx = 0, qy = 0;
1446 values[AliDielectronVarManager::kv0C3rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 3, 3, 2, qx, qy)); qx = 0, qy = 0;
1447 values[AliDielectronVarManager::kv0A0rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 4, 4, 2, qx, qy)); qx = 0, qy = 0;
1448 values[AliDielectronVarManager::kv0A3rpH2] = TVector2::Phi_mpi_pi(ep->CalculateVZEROEventPlane(event, 7, 7, 2, qx, qy)); qx = 0, qy = 0;
e4339752 1449 values[AliDielectronVarManager::kv0ACrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ACrpH2]) );
1450 values[AliDielectronVarManager::kv0ArpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0ArpH2]) );
1451 values[AliDielectronVarManager::kv0CrpH2FlowV2] = TMath::Cos( 2*(values[AliDielectronVarManager::kPhi] - values[AliDielectronVarManager::kv0CrpH2]) );
5720c765 1452
1453 // ESD VZERO information
1454 AliVVZERO* vzeroData = event->GetVZEROData();
1455 values[AliDielectronVarManager::kMultV0A] = 0.0;
1456 values[AliDielectronVarManager::kMultV0C] = 0.0;
1457 values[AliDielectronVarManager::kAdcV0A] = 0.0;
1458 values[AliDielectronVarManager::kAdcV0C] = 0.0;
1459 for(Int_t i=0; i<32; ++i) {
a823f01b 1460 values[AliDielectronVarManager::kVZEROchMult+i] = vzeroData->GetMultiplicity(i);
1461 values[AliDielectronVarManager::kVZEROchMult+32+i] = vzeroData->GetMultiplicity(i+32);
1462 //values[AliDielectronVarManager::kVZEROchMult+i] = event->GetVZEROEqMultiplicity(i);
1463 //values[AliDielectronVarManager::kVZEROchMult+32+i] = event->GetVZEROEqMultiplicity(i+32);
5720c765 1464 values[AliDielectronVarManager::kMultV0A] += vzeroData->GetMultiplicityV0A(i);
1465 values[AliDielectronVarManager::kMultV0C] += vzeroData->GetMultiplicityV0C(i);
1466 //values[AliDielectronVarManager::kAdcV0A] += vzeroData->GetAdcV0A(i);
1467 //values[AliDielectronVarManager::kAdcV0C] += vzeroData->GetAdcV0C(i);
1468 }
1469 values[AliDielectronVarManager::kMultV0] = values[AliDielectronVarManager::kMultV0A] + values[AliDielectronVarManager::kMultV0C];
1470 values[AliDielectronVarManager::kAdcV0] = values[AliDielectronVarManager::kAdcV0A] + values[AliDielectronVarManager::kAdcV0C];
1471 // VZERO event plane quantities
1472 Double_t qvec[3]={0.0};
1473 GetVzeroRP(event, qvec,0); // V0-A
1474 values[AliDielectronVarManager::kV0AxH2] = qvec[0]; values[AliDielectronVarManager::kV0AyH2] = qvec[1];
1475 values[AliDielectronVarManager::kV0ArpH2] = qvec[2];
1476 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1477 GetVzeroRP(event, qvec,1); // V0-C
1478 values[AliDielectronVarManager::kV0CxH2] = qvec[0]; values[AliDielectronVarManager::kV0CyH2] = qvec[1];
1479 values[AliDielectronVarManager::kV0CrpH2] = qvec[2];
1480 qvec[0]=0.0; qvec[1]=0.0; qvec[2]=0.0;
1481 GetVzeroRP(event, qvec,2); // V0-A and V0-C combined
1482 values[AliDielectronVarManager::kV0ACxH2] = qvec[0]; values[AliDielectronVarManager::kV0ACyH2] = qvec[1];
1483 values[AliDielectronVarManager::kV0ACrpH2] = qvec[2];
1484 // VZERO event plane resolution
1485 values[AliDielectronVarManager::kV0ArpResH2] = 1.0;
1486 values[AliDielectronVarManager::kV0CrpResH2] = 1.0;
1487 values[AliDielectronVarManager::kV0ACrpResH2] = 1.0;
1488 // Q vector components correlations
1489 values[AliDielectronVarManager::kV0XaXcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CxH2];
1490 values[AliDielectronVarManager::kV0XaYaH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0AyH2];
1491 values[AliDielectronVarManager::kV0XaYcH2] = values[AliDielectronVarManager::kV0AxH2]*values[AliDielectronVarManager::kV0CyH2];
1492 values[AliDielectronVarManager::kV0YaXcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CxH2];
1493 values[AliDielectronVarManager::kV0YaYcH2] = values[AliDielectronVarManager::kV0AyH2]*values[AliDielectronVarManager::kV0CyH2];
1494 values[AliDielectronVarManager::kV0XcYcH2] = values[AliDielectronVarManager::kV0CxH2]*values[AliDielectronVarManager::kV0CyH2];
1495
1496 // TPC event plane quantities (uncorrected)
1497 AliEventplane *evplane = const_cast<AliVEvent*>(event)->GetEventplane();
1498 TVector2 *qstd = evplane->GetQVector(); // This is the "standard" Q-Vector
1499 TVector2 *qsub1 = evplane->GetQsub1();
1500 TVector2 *qsub2 = evplane->GetQsub2();
1501 if(!qstd || !qsub1 || !qsub2) return;
1502
1503 values[AliDielectronVarManager::kTPCxH2uc] = qstd->X();
1504 values[AliDielectronVarManager::kTPCyH2uc] = qstd->Y();
1505 values[AliDielectronVarManager::kTPCrpH2uc] = ((TMath::Abs(qstd->X())>1.0e-10) ? TMath::ATan2(qstd->Y(),qstd->X())/2.0 : 0.0);
1506
1507 values[AliDielectronVarManager::kTPCsub1xH2uc] = qsub1->X();
1508 values[AliDielectronVarManager::kTPCsub1yH2uc] = qsub1->Y();
1509 values[AliDielectronVarManager::kTPCsub1rpH2uc] = ((TMath::Abs(qsub1->X())>1.0e-10) ? TMath::ATan2(qsub1->Y(),qsub1->X())/2.0 : 0.0);
1510
1511 values[AliDielectronVarManager::kTPCsub2xH2uc] = qsub2->X();
1512 values[AliDielectronVarManager::kTPCsub2yH2uc] = qsub2->Y();
1513 values[AliDielectronVarManager::kTPCsub2rpH2uc] = ((TMath::Abs(qsub2->X())>1.0e-10) ? TMath::ATan2(qsub2->Y(),qsub2->X())/2.0 : 0.0);
1514
1515 values[AliDielectronVarManager::kTPCsub12DiffH2uc] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2uc] -
1516 values[AliDielectronVarManager::kTPCsub2rpH2uc]) );
1517
fdda39b6 1518 // TPC event plane quantities (corrected)
1519 if(fgTPCEventPlane)
1520 FillVarTPCEventPlane(fgTPCEventPlane, values);
1521
5720c765 1522 // using corrected tpc quantities
1523 values[AliDielectronVarManager::kV0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1524 values[AliDielectronVarManager::kTPCrpH2]) );
1525
1526 values[AliDielectronVarManager::kV0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0CrpH2] -
1527 values[AliDielectronVarManager::kTPCrpH2]) );
1528
1529 values[AliDielectronVarManager::kV0AV0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kV0ArpH2] -
1530 values[AliDielectronVarManager::kV0CrpH2]) );
1531
1532 values[AliDielectronVarManager::kv0ATPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1533 values[AliDielectronVarManager::kTPCrpH2]) );
1534
1535 values[AliDielectronVarManager::kv0CTPCDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0CrpH2] -
1536 values[AliDielectronVarManager::kTPCrpH2]) );
1537
1538 values[AliDielectronVarManager::kv0Av0CDiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kv0ArpH2] -
1539 values[AliDielectronVarManager::kv0CrpH2]) );
d327d9cd 1540
1541 values[AliDielectronVarManager::kMixingBin]=0;
6551594b 1542}
1543
1544inline void AliDielectronVarManager::FillVarESDEvent(const AliESDEvent *event, Double_t * const values)
1545{
1546 //
1547 // Fill event information available for histogramming into an array
1548 //
1549
1550 // Fill common AliVEvent interface information
1551 FillVarVEvent(event, values);
ffbede40 1552
a823f01b 1553 Double_t centralityF=-1; Double_t centralitySPD=-1;
4649c75b 1554 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(event)->GetCentrality();
ffbede40 1555 if (esdCentrality) centralityF = esdCentrality->GetCentralityPercentile("V0M");
a823f01b 1556 if (esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
ffbede40 1557
6551594b 1558 // Fill AliESDEvent interface specific information
1559 const AliESDVertex *primVtx = event->GetPrimaryVertex();
1560 values[AliDielectronVarManager::kXRes] = primVtx->GetXRes();
1561 values[AliDielectronVarManager::kYRes] = primVtx->GetYRes();
1562 values[AliDielectronVarManager::kZRes] = primVtx->GetZRes();
ffbede40 1563 values[AliDielectronVarManager::kCentrality] = centralityF;
a823f01b 1564 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
5720c765 1565
1566 // Event multiplicity estimators
1567 Int_t nTrSPD05=0; Int_t nTrITSTPC05=0; Int_t nTrITSSA05=0;
1568 event->EstimateMultiplicity(nTrSPD05, nTrITSTPC05, nTrITSSA05, 0.5);
1569 values[AliDielectronVarManager::kNaccTrckltsEsd05] = nTrSPD05;
1570 values[AliDielectronVarManager::kNaccItsTpcEsd05] = nTrITSTPC05;
1571 values[AliDielectronVarManager::kNaccItsPureEsd05] = nTrITSSA05;
1572 values[AliDielectronVarManager::kNaccTrckltsEsd05Corr] =
1573 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD05),values[AliDielectronVarManager::kZvPrim],0);
1574 values[AliDielectronVarManager::kNaccItsTpcEsd05Corr] =
1575 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC05),values[AliDielectronVarManager::kZvPrim],3);
1576 values[AliDielectronVarManager::kNaccItsPureEsd05Corr] =
1577 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA05),values[AliDielectronVarManager::kZvPrim],6);
1578
1579 Int_t nTrSPD10=0; Int_t nTrITSTPC10=0; Int_t nTrITSSA10=0;
1580 event->EstimateMultiplicity(nTrSPD10, nTrITSTPC10, nTrITSSA10, 1.0);
1581 values[AliDielectronVarManager::kNaccTrckltsEsd10] = nTrSPD10;
1582 values[AliDielectronVarManager::kNaccItsTpcEsd10] = nTrITSTPC10;
1583 values[AliDielectronVarManager::kNaccItsPureEsd10] = nTrITSSA10;
1584 values[AliDielectronVarManager::kNaccTrckltsEsd10Corr] =
1585 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD10),values[AliDielectronVarManager::kZvPrim],1);
1586 values[AliDielectronVarManager::kNaccItsTpcEsd10Corr] =
1587 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC10),values[AliDielectronVarManager::kZvPrim],4);
1588 values[AliDielectronVarManager::kNaccItsPureEsd10Corr] =
1589 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA10),values[AliDielectronVarManager::kZvPrim],7);
1590
1591 Int_t nTrSPD16=0; Int_t nTrITSTPC16=0; Int_t nTrITSSA16=0;
1592 event->EstimateMultiplicity(nTrSPD16, nTrITSTPC16, nTrITSSA16, 1.6);
1593 values[AliDielectronVarManager::kNaccTrckltsEsd16] = nTrSPD16;
1594 values[AliDielectronVarManager::kNaccItsTpcEsd16] = nTrITSTPC16;
1595 values[AliDielectronVarManager::kNaccItsPureEsd16] = nTrITSSA16;
1596 values[AliDielectronVarManager::kNaccTrckltsEsd16Corr] =
1597 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrSPD16),values[AliDielectronVarManager::kZvPrim],2);
1598 values[AliDielectronVarManager::kNaccItsTpcEsd16Corr] =
1599 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSTPC16),values[AliDielectronVarManager::kZvPrim],5);
1600 values[AliDielectronVarManager::kNaccItsPureEsd16Corr] =
1601 AliDielectronHelper::GetNaccTrckltsCorrected(event,Double_t(nTrITSSA16),values[AliDielectronVarManager::kZvPrim],8);
1602
6551594b 1603}
1604
1605inline void AliDielectronVarManager::FillVarAODEvent(const AliAODEvent *event, Double_t * const values)
1606{
1607 //
1608 // Fill event information available for histogramming into an array
1609 //
1610
1611 // Fill common AliVEvent interface information
1612 FillVarVEvent(event, values);
1613
1614 // Fill AliAODEvent interface specific information
d327d9cd 1615 AliAODHeader *header = event->GetHeader();
1616
a823f01b 1617 Double_t centralityF=-1; Double_t centralitySPD=-1;
d327d9cd 1618 AliCentrality *aodCentrality = header->GetCentralityP();
1619 if (aodCentrality) centralityF = aodCentrality->GetCentralityPercentile("V0M");
a823f01b 1620 if (aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
d327d9cd 1621 values[AliDielectronVarManager::kCentrality] = centralityF;
a823f01b 1622 values[AliDielectronVarManager::kCentralitySPD] = centralitySPD;
d327d9cd 1623
1624 //const AliAODVertex *primVtx = event->GetPrimaryVertex();
6551594b 1625}
1626
1627inline void AliDielectronVarManager::FillVarMCEvent(const AliMCEvent *event, Double_t * const values)
1628{
1629 //
1630 // Fill event information available for histogramming into an array
1631 //
1632
1633 // Fill common AliVEvent interface information
5720c765 1634 // FillVarVEvent(event, values);
1635 const AliVVertex* vtx = event->GetPrimaryVertex();
1636 values[AliDielectronVarManager::kXvPrim] = (vtx ? vtx->GetX() : 0.0);
1637 values[AliDielectronVarManager::kYvPrim] = (vtx ? vtx->GetY() : 0.0);
1638 values[AliDielectronVarManager::kZvPrim] = (vtx ? vtx->GetZ() : 0.0);
6551594b 1639 // Fill AliMCEvent interface specific information
5720c765 1640 values[AliDielectronVarManager::kNch] = AliDielectronHelper::GetNch(event, 1.6);
1641 values[AliDielectronVarManager::kNch05] = AliDielectronHelper::GetNch(event, 0.5);
1642 values[AliDielectronVarManager::kNch10] = AliDielectronHelper::GetNch(event, 1.0);
1643
1644 values[AliDielectronVarManager::kNumberOfJPsis] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11);
1645 values[AliDielectronVarManager::kNumberOfJPsisPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 1);
1646 values[AliDielectronVarManager::kNumberOfJPsisNPrompt] = AliDielectronHelper::GetNMothers(event, 0.9, 443, 11, 0);
1647}
1648
1649inline void AliDielectronVarManager::FillVarTPCEventPlane(const AliEventplane *evplane, Double_t * const values)
1650{
1651 //
1652 // Fill TPC event plane information after correction
1653 //
1654 if(!evplane) return;
1655 TVector2 *qcorr = const_cast<AliEventplane *>(evplane)->GetQVector(); // This is the "corrected" Q-Vector
1656 TVector2 *qcsub1 = const_cast<AliEventplane *>(evplane)->GetQsub1();
1657 TVector2 *qcsub2 = const_cast<AliEventplane *>(evplane)->GetQsub2();
1658 if(!qcorr || !qcsub1 || !qcsub2) return;
1659
1660 values[AliDielectronVarManager::kTPCxH2] = qcorr->X();
1661 values[AliDielectronVarManager::kTPCyH2] = qcorr->Y();
1662 values[AliDielectronVarManager::kTPCrpH2] = ((TMath::Abs(qcorr->X())>1.0e-10) ? TMath::ATan2(qcorr->Y(),qcorr->X())/2.0 : 0.0);
fdda39b6 1663
5720c765 1664 values[AliDielectronVarManager::kTPCsub1xH2] = qcsub1->X();
1665 values[AliDielectronVarManager::kTPCsub1yH2] = qcsub1->Y();
1666 values[AliDielectronVarManager::kTPCsub1rpH2] = ((TMath::Abs(qcsub1->X())>1.0e-10) ? TMath::ATan2(qcsub1->Y(),qcsub1->X())/2.0 : 0.0);
1667
1668 values[AliDielectronVarManager::kTPCsub2xH2] = qcsub2->X();
1669 values[AliDielectronVarManager::kTPCsub2yH2] = qcsub2->Y();
1670 values[AliDielectronVarManager::kTPCsub2rpH2] = ((TMath::Abs(qcsub2->X())>1.0e-10) ? TMath::ATan2(qcsub2->Y(),qcsub2->X())/2.0 : 0.0);
1671
1672 values[AliDielectronVarManager::kTPCsub12DiffH2] = TMath::Cos( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1673 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1674 values[AliDielectronVarManager::kTPCsub12DiffH2Sin] = TMath::Sin( 2.*(values[AliDielectronVarManager::kTPCsub1rpH2] -
1675 values[AliDielectronVarManager::kTPCsub2rpH2]) );
1676}
a823f01b 1677
6551594b 1678inline void AliDielectronVarManager::InitESDpid(Int_t type)
1679{
1680 //
1681 // initialize PID parameters
1682 // type=0 is simulation
1683 // type=1 is data
1684
ba15fdfb 1685 if (!fgPIDResponse) fgPIDResponse=new AliESDpid((Bool_t)(type==0));
6551594b 1686 Double_t alephParameters[5];
1687 // simulation
1688 alephParameters[0] = 2.15898e+00/50.;
1689 alephParameters[1] = 1.75295e+01;
1690 alephParameters[2] = 3.40030e-09;
1691 alephParameters[3] = 1.96178e+00;
1692 alephParameters[4] = 3.91720e+00;
ba15fdfb 1693 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
6551594b 1694
1695 // data
83e37742 1696 if (type==1){
1697 alephParameters[0] = 0.0283086/0.97;
6551594b 1698 alephParameters[1] = 2.63394e+01;
1699 alephParameters[2] = 5.04114e-11;
1700 alephParameters[3] = 2.12543e+00;
1701 alephParameters[4] = 4.88663e+00;
ba15fdfb 1702 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1703 fgPIDResponse->GetTPCResponse().SetMip(50.);
6551594b 1704 }
1705
ba15fdfb 1706 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
6551594b 1707 alephParameters[0],alephParameters[1],alephParameters[2],
1708 alephParameters[3],alephParameters[4]);
1709
ba15fdfb 1710 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
6551594b 1711}
1712
2a14a7b1 1713inline void AliDielectronVarManager::InitAODpidUtil(Int_t type)
1714{
ba15fdfb 1715 if (!fgPIDResponse) fgPIDResponse=new AliAODpidUtil;
2a14a7b1 1716 Double_t alephParameters[5];
1717 // simulation
1718 alephParameters[0] = 2.15898e+00/50.;
1719 alephParameters[1] = 1.75295e+01;
1720 alephParameters[2] = 3.40030e-09;
1721 alephParameters[3] = 1.96178e+00;
1722 alephParameters[4] = 3.91720e+00;
ba15fdfb 1723 fgPIDResponse->GetTOFResponse().SetTimeResolution(80.);
2a14a7b1 1724
1725 // data
1726 if (type==1){
1727 alephParameters[0] = 0.0283086/0.97;
1728 alephParameters[1] = 2.63394e+01;
1729 alephParameters[2] = 5.04114e-11;
1730 alephParameters[3] = 2.12543e+00;
1731 alephParameters[4] = 4.88663e+00;
ba15fdfb 1732 fgPIDResponse->GetTOFResponse().SetTimeResolution(130.);
1733 fgPIDResponse->GetTPCResponse().SetMip(50.);
2a14a7b1 1734 }
1735
ba15fdfb 1736 fgPIDResponse->GetTPCResponse().SetBetheBlochParameters(
2a14a7b1 1737 alephParameters[0],alephParameters[1],alephParameters[2],
1738 alephParameters[3],alephParameters[4]);
1739
ba15fdfb 1740 fgPIDResponse->GetTPCResponse().SetSigma(3.79301e-03, 2.21280e+04);
2a14a7b1 1741}
1742
572b0139 1743
5720c765 1744inline void AliDielectronVarManager::InitEstimatorAvg(const Char_t* filename)
1745{
1746 //
1747 // initialize the profile histograms neccessary for the correction of the multiplicity estimators in pp collisions
1748 //
1749
1750 const Char_t* estimatorNames[9] = {"SPDmult05","SPDmult10","SPDmult16",
1751 "ITSTPC05", "ITSTPC10", "ITSTPC16",
1752 "ITSSA05", "ITSSA10", "ITSSA16"};
1753 const Char_t* periodNames[4] = {"LHC10b", "LHC10c", "LHC10d", "LHC10e"};
1754 TFile* file=TFile::Open(filename);
1755 if(!file) return;
1756
1757 for(Int_t ip=0; ip<4; ++ip) {
1758 for(Int_t ie=0; ie<9; ++ie) {
1759 fgMultEstimatorAvg[ip][ie] = (TProfile*)(file->Get(Form("%s_%s",estimatorNames[ie],periodNames[ip]))->Clone(Form("%s_%s_clone",estimatorNames[ie],periodNames[ip])));
1760 }
1761 }
1762}
1763
1764
1765inline void AliDielectronVarManager::InitTRDpidEffHistograms(const Char_t* filename)
1766{
1767 //
1768 // initialize the 3D histograms with the TRD pid efficiency histograms
1769 //
1770
1771 // reset the centrality ranges and the efficiency histograms
1772 for(Int_t i=0; i<10; ++i) { // centrality ranges
1773 for(Int_t j=0; j<4; ++j) fgTRDpidEffCentRanges[i][j] = -1.;
1774 if(fgTRDpidEff[i][0]) {
1775 delete fgTRDpidEff[i][0];
1776 fgTRDpidEff[i][0] = 0x0;
1777 }
1778 if(fgTRDpidEff[i][1]) {
1779 delete fgTRDpidEff[i][1];
1780 fgTRDpidEff[i][1] = 0x0;
1781 }
1782 }
1783
1784 TFile* file=TFile::Open(filename);
1785 TList* keys=file->GetListOfKeys();
1786 Int_t idxp=0; Int_t idxn=0;
1787 for(Int_t i=0; i<keys->GetEntries(); ++i) {
1788 if(idxp>=10) continue;
1789 if(idxn>=10) continue;
1790 TString name=((TKey*)keys->At(i))->ReadObj()->GetName();
1791 // Name of histograms should be in the format:
1792 // TRDeff<field>_cent_<centLow>_<centHigh>
1793 // <field> is either "BPLUS" or "BMINUS"
1794 if(!(name.Contains("BPLUS") || name.Contains("BMINUS"))) continue;
1795 TObjArray* arr = name.Tokenize("_");
1796 Bool_t isBplus = kTRUE;
1797 if(name.Contains("BMINUS")) isBplus = kFALSE;
1798 TString centMinStr = arr->At(2)->GetName(); TString centMaxStr = arr->At(3)->GetName();
1799 if(isBplus) {
1800 fgTRDpidEffCentRanges[idxp][2] = centMinStr.Atof();
1801 fgTRDpidEffCentRanges[idxp][3] = centMaxStr.Atof();
1802 fgTRDpidEff[idxp][1] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
1803 ++idxp;
1804 }
1805 else {
1806 fgTRDpidEffCentRanges[idxn][0] = centMinStr.Atof();
1807 fgTRDpidEffCentRanges[idxn][1] = centMaxStr.Atof();
1808 fgTRDpidEff[idxn][0] = (TH3D*)(file->Get(name.Data())->Clone(Form("%s_clone",name.Data())));
1809 ++idxn;
1810 }
1811 }
1812}
1813
1814
a823f01b 1815inline void AliDielectronVarManager::InitVZEROCalibrationHistograms(Int_t runNo) {
1816 //
1817 // Initialize the VZERO channel-by-channel calibration histograms
1818 //
1819
1820 //initialize only once
1821 if(fgVZEROCalib[0]) return;
1822
1823 for(Int_t i=0; i<64; ++i)
1824 if(fgVZEROCalib[i]) {
1825 delete fgVZEROCalib[i];
1826 fgVZEROCalib[i] = 0x0;
1827 }
1828
1829 TFile file(fgVZEROCalibrationFile.Data());
1830
1831 for(Int_t i=0; i<64; ++i){
1832 fgVZEROCalib[i] = (TProfile2D*)(file.Get(Form("RUN%d_ch%d_VtxCent", runNo, i)));
1833 if (fgVZEROCalib[i]) fgVZEROCalib[i]->SetDirectory(0x0);
1834 }
1835}
1836
1837
1838inline void AliDielectronVarManager::InitVZERORecenteringHistograms(Int_t runNo) {
1839 //
1840 // Initialize the VZERO event plane recentering histograms
1841 //
1842
1843 //initialize only once
1844 if(fgVZERORecentering[0][0]) return;
1845
1846 for(Int_t i=0; i<2; ++i)
1847 for(Int_t j=0; j<2; ++j)
1848 if(fgVZERORecentering[i][j]) {
1849 delete fgVZERORecentering[i][j];
1850 fgVZERORecentering[i][j] = 0x0;
1851 }
1852
1853 TFile file(fgVZERORecenteringFile.Data());
1854 if (!file.IsOpen()) return;
1855
1856 fgVZERORecentering[0][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxA_CentVtx", runNo)));
1857 fgVZERORecentering[0][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyA_CentVtx", runNo)));
1858 fgVZERORecentering[1][0] = (TProfile2D*)(file.Get(Form("RUN%d_QxC_CentVtx", runNo)));
1859 fgVZERORecentering[1][1] = (TProfile2D*)(file.Get(Form("RUN%d_QyC_CentVtx", runNo)));
1860
1861 if (fgVZERORecentering[0][0]) fgVZERORecentering[0][0]->SetDirectory(0x0);
1862 if (fgVZERORecentering[0][1]) fgVZERORecentering[0][1]->SetDirectory(0x0);
1863 if (fgVZERORecentering[1][0]) fgVZERORecentering[1][0]->SetDirectory(0x0);
1864 if (fgVZERORecentering[1][1]) fgVZERORecentering[1][1]->SetDirectory(0x0);
1865
1866}
1867
1868
5720c765 1869inline Double_t AliDielectronVarManager::GetTRDpidEfficiency(Int_t runNo, Double_t centrality,
1870 Double_t eta, Double_t trdPhi, Double_t pout,
1871 Double_t& effErr) {
1872 //
1873 // return the efficiency in the given phase space cell
1874 //
1875 // LHC10h data----------------------------------------------
1876 Bool_t isBplus = kTRUE;
1877 if(runNo<=138275) isBplus = kFALSE;
1878 // TODO: check magnetic polarity for runs in 2011 data
1879 // ---------------------------------------------------------
1880 Int_t centIdx = -1;
1881 for(Int_t icent=0; icent<10; ++icent) {
1882 if(isBplus) {
1883 if(centrality>=fgTRDpidEffCentRanges[icent][2] && centrality<fgTRDpidEffCentRanges[icent][3]) {
1884 centIdx = icent;
1885 break;
1886 }
1887 }
1888 else {
1889 if(centrality>=fgTRDpidEffCentRanges[icent][0] && centrality<fgTRDpidEffCentRanges[icent][1]) {
1890 centIdx = icent;
1891 break;
1892 }
1893 }
1894 }
ac390e40 1895 //TODO: chek logick
1896 if (centIdx<0) return 1;
1897
5720c765 1898 TH3D* effH = fgTRDpidEff[centIdx][(isBplus ? 1 : 0)];
1899 if(!effH) {effErr=0x0; return 1.0;}
1900 Int_t etaBin = effH->GetXaxis()->FindBin(eta);
1901 if(eta<effH->GetXaxis()->GetXmin()) etaBin=1;
1902 if(eta>effH->GetXaxis()->GetXmax()) etaBin=effH->GetXaxis()->GetNbins();
1903 Int_t phiBin = effH->GetYaxis()->FindBin(trdPhi);
1904 if(trdPhi<effH->GetYaxis()->GetXmin()) phiBin=1;
1905 if(trdPhi>effH->GetYaxis()->GetXmax()) phiBin=effH->GetYaxis()->GetNbins();
1906 Int_t poutBin = effH->GetZaxis()->FindBin(pout);
1907 if(pout<effH->GetZaxis()->GetXmin()) poutBin=1;
1908 if(pout>effH->GetZaxis()->GetXmax()) poutBin=effH->GetZaxis()->GetNbins();
1909 Double_t eff = effH->GetBinContent(etaBin, phiBin, poutBin);
1910 effErr = effH->GetBinError(etaBin, phiBin, poutBin);
1911 if(eff<-0.0001) {
1912 effErr = 0.0;
1913 eff = 1.0;
1914 }
1915 return eff;
1916}
1917
1918
572b0139 1919inline void AliDielectronVarManager::SetEvent(AliVEvent * const ev)
1920{
1921
1922 fgEvent = ev;
1923 if (fgKFVertex) delete fgKFVertex;
1924 fgKFVertex=0x0;
2e02dba4 1925 if (!ev) return;
1926 if (ev->GetPrimaryVertex()) fgKFVertex=new AliKFVertex(*ev->GetPrimaryVertex());
ba15fdfb 1927
1928 for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
1929 AliDielectronVarManager::Fill(fgEvent, fgData);
572b0139 1930}
2a14a7b1 1931
5720c765 1932inline void AliDielectronVarManager::SetEventData(const Double_t data[AliDielectronVarManager::kNMaxValues])
1933{
1934 for (Int_t i=0; i<kNMaxValues;++i) fgData[i]=0.;
1935 for (Int_t i=kPairMax; i<kNMaxValues;++i) fgData[i]=data[i];
1936}
1937
2a14a7b1 1938
1939inline Bool_t AliDielectronVarManager::GetDCA(const AliAODTrack *track, Double_t d0z0[2])
1940{
1941 if(track->TestBit(AliAODTrack::kIsDCA)){
1942 d0z0[0]=track->DCA();
1943 d0z0[1]=track->ZAtDCA();
1944 return kTRUE;
1945 }
1946
67fd1119 1947 Bool_t ok=kFALSE;
1948 if(fgEvent) {
1949 Double_t covd0z0[3];
1950 AliAODTrack copy(*track);
1951 AliAODVertex *vtx =(AliAODVertex*)(fgEvent->GetPrimaryVertex());
1952 Double_t fBzkG = fgEvent->GetMagneticField(); // z componenent of field in kG
1953 ok = copy.PropagateToDCA(vtx,fBzkG,kVeryBig,d0z0,covd0z0);
1954 }
2a14a7b1 1955 if(!ok){
1956 d0z0[0]=-999.;
1957 d0z0[1]=-999.;
1958 }
1959 return ok;
1960}
1961
5720c765 1962inline void AliDielectronVarManager::SetTPCEventPlane(AliEventplane *const evplane)
1963{
1964
1965 fgTPCEventPlane = evplane;
1966 // for (Int_t i=0; i<AliDielectronVarManager::kNMaxValues;++i) fgData[i]=0.;
1967 // AliDielectronVarManager::Fill(fgEvent, fgData);
1968}
1969
1970
1971//_________________________________________________________________
1972inline void AliDielectronVarManager::GetVzeroRP(const AliVEvent* event, Double_t* qvec, Int_t sideOption) {
1973 //
1974 // Get the reaction plane from the VZERO detector for a given harmonic
1975 //
1976 // sideOption = 0- V0A, 1- V0C, 2-both
1977 // Q{x,y} = SUM_i mult(i) * {cos(n*phi_i), sin(n*phi_i)}
1978 // phi_i - phi angle of the VZERO sector i
1979 // Each sector covers 45 degrees(8 sectors per ring). Middle of sector 0 is at 45/2
1980 // channel 0: 22.5
1981 // 1: 22.5+45
1982 // 2: 22.5+45*2
1983 // ...
1984 // at the next ring continues the same
1985 // channel 8: 22.5
1986 // channel 9: 22.5 + 45
1987 // ...
1988 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)
1989 const Double_t kY[8] = {0.38268, 0.92388, 0.92388, 0.38268, -0.38268, -0.92388, -0.92388, -0.38268}; // sines -- " --
1990 Int_t phi;
1991 Float_t mult;
5720c765 1992
a823f01b 1993 // get centrality and vertex for this event
1994 Double_t centralitySPD = -1; Double_t vtxZ = -999.;
1995 if(event->IsA() == AliESDEvent::Class()) {
1996 const AliESDEvent* esdEv = static_cast<const AliESDEvent*>(event);
1997 AliCentrality *esdCentrality = const_cast<AliESDEvent*>(esdEv)->GetCentrality();
1998 if(esdCentrality) centralitySPD = esdCentrality->GetCentralityPercentile("CL1");
1999 }
2000 if(event->IsA() == AliAODEvent::Class()) {
2001 const AliAODEvent* aodEv = static_cast<const AliAODEvent*>(event);
2002 AliAODHeader *header = aodEv->GetHeader();
2003 AliCentrality *aodCentrality = header->GetCentralityP();
2004 if(aodCentrality) centralitySPD = aodCentrality->GetCentralityPercentile("CL1");
2005 }
2006 const AliVVertex *primVtx = event->GetPrimaryVertex();
2007 if(!primVtx) return;
2008 vtxZ = primVtx->GetZ();
2009 if(TMath::Abs(vtxZ)>10.) return;
2010 if(centralitySPD<0. || centralitySPD>80.) return;
2011
2012 Int_t binCent = -1; Int_t binVtx = -1;
2013 if(fgVZEROCalib[0]) {
2014 binVtx = fgVZEROCalib[0]->GetXaxis()->FindBin(vtxZ);
2015 binCent = fgVZEROCalib[0]->GetYaxis()->FindBin(centralitySPD);
2016 }
2017
2018 AliVVZERO* vzero = event->GetVZEROData();
2019 Double_t average = 0.0;
5720c765 2020 for(Int_t iChannel=0; iChannel<64; ++iChannel) {
2021 if(iChannel<32 && sideOption==0) continue;
2022 if(iChannel>=32 && sideOption==1) continue;
2023 phi=iChannel%8;
a823f01b 2024 mult = vzero->GetMultiplicity(iChannel);
2025 if(fgVZEROCalib[iChannel])
2026 average = fgVZEROCalib[iChannel]->GetBinContent(binVtx, binCent);
2027 if(average>1.0e-10 && mult>0.5)
2028 mult /= average;
2029 else
2030 mult = 0.0;
5720c765 2031 // 2nd harmonic
2032 qvec[0] += mult*(2.0*TMath::Power(kX[phi],2.0)-1);
2033 qvec[1] += mult*(2.0*kX[phi]*kY[phi]);
2034 } // end loop over channels
a823f01b 2035
2036 // do recentering
2037 if(fgVZERORecentering[0][0]) {
2038// printf("vzero: %p\n",fgVZERORecentering[0][0]);
2039 Int_t binCentRecenter = -1; Int_t binVtxRecenter = -1;
2040 binCentRecenter = fgVZERORecentering[0][0]->GetXaxis()->FindBin(centralitySPD);
2041 binVtxRecenter = fgVZERORecentering[0][0]->GetYaxis()->FindBin(vtxZ);
2042 if(sideOption==0) { // side A
2043 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2044 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2045 }
2046 if(sideOption==1) { // side C
2047 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2048 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2049 }
2050 if(sideOption==2) { // side A and C together
2051 qvec[0] -= fgVZERORecentering[0][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2052 qvec[0] -= fgVZERORecentering[1][0]->GetBinContent(binCentRecenter, binVtxRecenter);
2053 qvec[1] -= fgVZERORecentering[0][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2054 qvec[1] -= fgVZERORecentering[1][1]->GetBinContent(binCentRecenter, binVtxRecenter);
2055 }
2056 }
2057
2058 // calculate the reaction plane
5720c765 2059 if(TMath::Abs(qvec[0])>1.0e-10)
2060 qvec[2] = TMath::ATan2(qvec[1],qvec[0])/2.0;
2061}
2062
2063
2064
b2a297fa 2065/*
2066inline void AliDielectronVarManager::FillValues(const TParticle *particle, Double_t *values)
2067{
2068 //
2069 // Fill track information available for histogramming into an array
2070 //
2071
2072 // Fill TParticle interface information
2073 values[AliDielectronVarManager::kPx] = particle->Px();
2074 values[AliDielectronVarManager::kPy] = particle->Py();
2075 values[AliDielectronVarManager::kPz] = particle->Pz();
2076 values[AliDielectronVarManager::kPt] = particle->Pt();
2077 values[AliDielectronVarManager::kP] = particle->P();
2078
2079 values[AliDielectronVarManager::kXv] = particle->Vx();
2080 values[AliDielectronVarManager::kYv] = particle->Vy();
2081 values[AliDielectronVarManager::kZv] = particle->Vz();
2082
2083 values[AliDielectronVarManager::kOneOverPt] = 1./particle->Pt();
2084 values[AliDielectronVarManager::kPhi] = particle->Phi();
2085 values[AliDielectronVarManager::kTheta] =
2086 values[AliDielectronVarManager::kEta] = particle->Eta();
2087 values[AliDielectronVarManager::kY] =
2088
2089 values[AliDielectronVarManager::kE] = particle->Energy();
2090 values[AliDielectronVarManager::kM] = particle->GetMass();
2091
2092 values[AliDielectronVarManager::kCharge] = particle->GetPDG()->Charge()/3; // uggly
2093
2094}*/
2095
2096#endif
fb7d2d99 2097