| 2bb2434e |
1 | /************************************************************************** |
| 2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * |
| 3 | * * |
| 4803eb1f |
4 | * Author: Pedro Gonz??lez, Pedro Ladr??n de Guevara, Ernesto L??pez Torres, * |
| 0f8c33c1 |
5 | * Eulogio Serradilla, Ana Marin, Friederike Bock * |
| 6 | * Version 2 * |
| 2bb2434e |
7 | * * |
| 8 | * Permission to use, copy, modify and distribute this software and its * |
| 9 | * documentation strictly for non-commercial purposes is hereby granted * |
| 10 | * without fee, provided that the above copyright notice appears in all * |
| 11 | * copies and that both the copyright notice and this permission notice * |
| 12 | * appear in the supporting documentation. The authors make no claims * |
| 13 | * about the suitability of this software for any purpose. It is * |
| 14 | * provided "as is" without express or implied warranty. * |
| 15 | **************************************************************************/ |
| 16 | |
| 17 | // Analysis task for pi0->e+e-gamma (Dalitz decay) |
| 0f8c33c1 |
18 | // Analysis task for chic->JPsi+gamma |
| 2bb2434e |
19 | |
| 20 | #include <vector> |
| 21 | |
| 22 | #include "TParticle.h" |
| 23 | #include "TPDGCode.h" |
| 24 | #include "TMCProcess.h" |
| 25 | #include "TDatabasePDG.h" |
| 26 | #include "TList.h" |
| 27 | #include "TChain.h" |
| 28 | #include "TDirectory.h" |
| 0a2b2b4b |
29 | #include "TTree.h" |
| 30 | #include "TH1.h" |
| 31 | #include "TH1F.h" |
| 32 | #include "THnSparse.h" |
| 33 | #include "TH2F.h" |
| 2bb2434e |
34 | #include "AliStack.h" |
| 35 | #include "AliAnalysisManager.h" |
| 36 | #include "AliESDInputHandler.h" |
| 37 | #include "AliESDtrack.h" |
| 38 | #include "AliMCEvent.h" |
| 39 | #include "AliStack.h" |
| 40 | #include "AliMCEventHandler.h" |
| 41 | #include "AliPID.h" |
| 42 | #include "AliLog.h" |
| 43 | #include "AliESDtrackCuts.h" |
| 44 | #include "AliESDpidCuts.h" |
| 45 | #include "AliMCEvent.h" |
| 46 | #include "AliESDv0.h" |
| 47 | #include "AliESDEvent.h" |
| 48 | #include "AliESDpid.h" |
| 49 | #include "AliKFParticle.h" |
| 50 | #include "AliMCEventHandler.h" |
| 51 | #include "AliKFVertex.h" |
| 52 | #include "AliTriggerAnalysis.h" |
| 53 | #include "AliCentrality.h" |
| 54 | #include "AliMultiplicity.h" |
| 55 | #include "AliAnalysisTaskGammaConvDalitzV1.h" |
| 0a2b2b4b |
56 | |
| 2bb2434e |
57 | |
| 58 | ClassImp( AliAnalysisTaskGammaConvDalitzV1 ) |
| 59 | |
| 60 | //----------------------------------------------------------------------------------------------- |
| 61 | AliAnalysisTaskGammaConvDalitzV1::AliAnalysisTaskGammaConvDalitzV1(): |
| a280ac15 |
62 | fV0Reader(NULL), |
| 2bb2434e |
63 | fElecSelector(NULL), |
| 64 | fBGHandler(NULL), |
| 65 | fESDEvent(NULL), |
| 66 | fMCEvent(NULL), |
| 67 | fMCStack(NULL), |
| 68 | fCutFolder(NULL), |
| 69 | fESDList(NULL), |
| 70 | fBackList(NULL), |
| fcc79cf5 |
71 | fMotherList(NULL), |
| 2bb2434e |
72 | fTrueList(NULL), |
| 73 | fMCList(NULL), |
| d9d6352b |
74 | fQAFolder(NULL), |
| 2bb2434e |
75 | fOutputContainer(0), |
| 76 | fReaderGammas(NULL), |
| 77 | fSelectorElectronIndex(0), |
| 78 | fSelectorPositronIndex(0), |
| 79 | fGoodGammas(NULL), |
| 80 | fGoodVirtualGammas(NULL), |
| 81 | fGoodElectrons(NULL), |
| 82 | fGoodPositrons(NULL), |
| 83 | fCutGammaArray(NULL), |
| 84 | fCutElectronArray(NULL), |
| 85 | fCutMesonArray(NULL), |
| 86 | fGammasPool(NULL), |
| 87 | fConversionCuts(NULL), |
| 88 | hESDConvGammaPt(NULL), |
| 2279d237 |
89 | hESDConvGammaEta(NULL), |
| 90 | hESDConvGammaZR(NULL), |
| 2bb2434e |
91 | hESDDalitzElectronPt(NULL), |
| 92 | hESDDalitzPositronPt(NULL), |
| 4803eb1f |
93 | hESDDalitzElectronPhi(NULL), |
| 94 | hESDDalitzPositronPhi(NULL), |
| 95 | hESDDalitzElectronAfterPt(NULL), |
| 96 | hESDDalitzPositronAfterPt(NULL), |
| 2279d237 |
97 | hESDDalitzElectronAfterEta(NULL), |
| 98 | hESDDalitzPositronAfterEta(NULL), |
| 4803eb1f |
99 | hESDDalitzElectronAfterPhi(NULL), |
| 100 | hESDDalitzPositronAfterPhi(NULL), |
| d9d6352b |
101 | hESDDalitzElectronAfterNClsITS(NULL), |
| 102 | hESDDalitzPositronAfterNClsITS(NULL), |
| 4803eb1f |
103 | hESDDalitzElectronAfterNFindClsTPC(NULL), |
| 104 | hESDDalitzPositronAfterNFindClsTPC(NULL), |
| d9d6352b |
105 | hESDDalitzElectronAfterNClsTPC(NULL), |
| 106 | hESDDalitzPositronAfterNClsTPC(NULL), |
| f47b2bb5 |
107 | hESDDalitzElectronAfterNCrossedRowsTPC(NULL), |
| 108 | hESDDalitzPositronAfterNCrossedRowsTPC(NULL), |
| 4803eb1f |
109 | hESDDalitzPosEleAfterDCAxy(NULL), |
| 110 | hESDDalitzPosEleAfterDCAz(NULL), |
| d9d6352b |
111 | hESDDalitzElectronAfterTPCdEdxVsP(NULL), |
| 112 | hESDDalitzPositronAfterTPCdEdxVsP(NULL), |
| 113 | hESDDalitzElectronAfterTPCdEdxSignalVsP(NULL), |
| 114 | hESDDalitzPositronAfterTPCdEdxSignalVsP(NULL), |
| 115 | hESDDalitzElectronAfterTPCdEdxVsEta(NULL), |
| 116 | hESDDalitzPositronAfterTPCdEdxVsEta(NULL), |
| 117 | hESDDalitzElectronAfterTPCdEdxVsPhi(NULL), |
| 118 | hESDDalitzPositronAfterTPCdEdxVsPhi(NULL), |
| 4803eb1f |
119 | hESDMotherPhi(NULL), |
| 2bb2434e |
120 | hESDEposEnegPsiPairDPhi(NULL), |
| a280ac15 |
121 | hESDEposEnegInvMassPt(NULL), |
| 0a2b2b4b |
122 | hESDEposEnegLikeSignBackInvMassPt(NULL), |
| 2bb2434e |
123 | hESDMotherInvMassPt(NULL), |
| a280ac15 |
124 | hESDPi0MotherInvMassPt(NULL), |
| 125 | hESDPi0MotherDiffInvMassPt(NULL), |
| ae947965 |
126 | hESDPi0MotherDiffLimInvMassPt(NULL), |
| 2bb2434e |
127 | sESDMotherInvMassPtZM(NULL), |
| 128 | hESDMotherBackInvMassPt(NULL), |
| 129 | sESDMotherBackInvMassPtZM(NULL), |
| ccfa8c0d |
130 | hMCAllGammaPt(NULL), |
| ae947965 |
131 | hMCConvGammaPt(NULL), |
| 132 | hMCConvGammaRSPt(NULL), |
| ccfa8c0d |
133 | hMCAllPositronsPt(NULL), |
| 134 | hMCAllElectronsPt(NULL), |
| 2d49ea4c |
135 | hMCConvGammaEta(NULL), |
| 136 | hMCAllPositronsEta(NULL), |
| 137 | hMCAllElectronsEta(NULL), |
| ccfa8c0d |
138 | hMCPi0DalitzGammaPt(NULL), |
| 139 | hMCPi0DalitzElectronPt(NULL), |
| 140 | hMCPi0DalitzPositronPt(NULL), |
| 2bb2434e |
141 | hMCPi0Pt(NULL), |
| a280ac15 |
142 | hMCPi0GGPt(NULL), |
| 2bb2434e |
143 | hMCEtaPt(NULL), |
| a280ac15 |
144 | hMCEtaGGPt(NULL), |
| 2bb2434e |
145 | hMCPi0InAccPt(NULL), |
| 146 | hMCEtaInAccPt(NULL), |
| 0f8c33c1 |
147 | hMCChiCPt(NULL), |
| 148 | hMCChiCInAccPt(NULL), |
| f4d5bd23 |
149 | hMCPi0EposEnegInvMassPt(NULL), |
| 150 | hMCEtaEposEnegInvMassPt(NULL), |
| ccfa8c0d |
151 | hESDEposEnegTruePi0DalitzInvMassPt(NULL), |
| 2d49ea4c |
152 | hESDEposEnegTruePrimPi0DalitzInvMass(NULL), |
| a072aeaa |
153 | hESDEposEnegTruePi0DalitzPsiPairDPhi(NULL), |
| ccfa8c0d |
154 | hESDEposEnegTrueEtaDalitzInvMassPt(NULL), |
| 2d49ea4c |
155 | hESDEposEnegTruePrimEtaDalitzInvMass(NULL), |
| a072aeaa |
156 | hESDEposEnegTrueEtaDalitzPsiPairDPhi(NULL), |
| ccfa8c0d |
157 | hESDEposEnegTruePhotonInvMassPt(NULL), |
| f4d5bd23 |
158 | hESDEposEnegTrueInvMassPt(NULL), |
| a072aeaa |
159 | hESDEposEnegTruePhotonPsiPairDPhi(NULL), |
| 0f8c33c1 |
160 | hESDEposEnegTrueJPsiInvMassPt(NULL), |
| 161 | hESDTrueMotherChiCInvMassPt(NULL), |
| ae947965 |
162 | hESDTrueMotherChiCDiffInvMassPt(NULL), |
| 2bb2434e |
163 | hESDTrueMotherInvMassPt(NULL), |
| 4803eb1f |
164 | hESDTrueMotherDalitzInvMassPt(NULL), |
| 2bb2434e |
165 | hESDTrueMotherPi0GGInvMassPt(NULL), |
| 86eaf9ae |
166 | hESDTruePrimaryMotherPi0GGInvMassPt(NULL), |
| 167 | hESDTrueSecondaryMotherPi0GGInvMassPt(NULL), |
| 2bb2434e |
168 | hESDTruePrimaryMotherInvMassMCPt(NULL), |
| 86eaf9ae |
169 | hESDTruePrimaryMotherInvMassPt(NULL), |
| 170 | hESDTruePrimaryMotherW0WeightingInvMassPt(NULL), |
| 2bb2434e |
171 | hESDTruePrimaryPi0DalitzESDPtMCPt(NULL), |
| 172 | hESDTrueSecondaryMotherInvMassPt(NULL), |
| 173 | hESDTrueSecondaryMotherFromK0sInvMassPt(NULL), |
| 174 | hESDTrueBckGGInvMassPt(NULL), |
| 175 | hESDTrueBckContInvMassPt(NULL), |
| 176 | hESDTrueMotherGGInvMassPt(NULL), |
| 177 | hESDTrueConvGammaPt(NULL), |
| ccfa8c0d |
178 | hESDTruePositronPt(NULL), |
| 179 | hESDTrueElectronPt(NULL), |
| ae947965 |
180 | hESDTrueSecConvGammaPt(NULL), |
| 181 | hESDTrueSecPositronPt(NULL), |
| 182 | hESDTrueSecElectronPt(NULL), |
| ccfa8c0d |
183 | hESDTruePi0DalitzConvGammaPt(NULL), |
| 184 | hESDTruePi0DalitzPositronPt(NULL), |
| 185 | hESDTruePi0DalitzElectronPt(NULL), |
| ae947965 |
186 | hESDTruePi0DalitzSecConvGammaPt(NULL), |
| 187 | hESDTruePi0DalitzSecPositronPt(NULL), |
| 188 | hESDTruePi0DalitzSecElectronPt(NULL), |
| 2bb2434e |
189 | hNEvents(NULL), |
| 190 | hNGoodESDTracks(NULL), |
| 58326f11 |
191 | hNGoodESDTracksVsNGoodGammas(NULL), |
| 192 | hNGoodESDTracksVsNGoodVGammas(NULL), |
| 7b3733f6 |
193 | hNV0Tracks(NULL), |
| 8a52eed5 |
194 | hEtaShift(NULL), |
| 2bb2434e |
195 | fRandom(0), |
| 196 | fUnsmearedPx(NULL), |
| 197 | fUnsmearedPy(NULL), |
| 198 | fUnsmearedPz(NULL), |
| 199 | fUnsmearedE(NULL), |
| 200 | fnCuts(0), |
| 201 | fiCut(0), |
| 202 | fNumberOfESDTracks(0), |
| 58326f11 |
203 | fNumberOfESDTrackskBoth(0), |
| 2bb2434e |
204 | fMoveParticleAccordingToVertex(kFALSE), |
| 205 | fIsHeavyIon(kFALSE), |
| ae947965 |
206 | fDoMesonAnalysis(kTRUE), |
| fcc79cf5 |
207 | fDoChicAnalysis(kFALSE), |
| 208 | fDoMesonQA(kFALSE), |
| 2d49ea4c |
209 | fSetProductionVertextoVGamma(kTRUE), |
| ae947965 |
210 | fIsFromMBHeader(kTRUE), |
| 211 | fIsMC(kFALSE) |
| 2bb2434e |
212 | { |
| a280ac15 |
213 | |
| 2bb2434e |
214 | } |
| 215 | |
| 216 | //----------------------------------------------------------------------------------------------- |
| 217 | AliAnalysisTaskGammaConvDalitzV1::AliAnalysisTaskGammaConvDalitzV1( const char* name ): |
| 218 | AliAnalysisTaskSE(name), |
| 219 | fV0Reader(NULL), |
| 220 | fElecSelector(NULL), |
| 221 | fBGHandler(NULL), |
| 222 | fESDEvent(NULL), |
| 223 | fMCEvent(NULL), |
| 224 | fMCStack(NULL), |
| 225 | fCutFolder(NULL), |
| 226 | fESDList(NULL), |
| 227 | fBackList(NULL), |
| fcc79cf5 |
228 | fMotherList(NULL), |
| 2bb2434e |
229 | fTrueList(NULL), |
| 230 | fMCList(NULL), |
| d9d6352b |
231 | fQAFolder(NULL), |
| 2bb2434e |
232 | fOutputContainer(0), |
| 233 | fReaderGammas(NULL), |
| 234 | fSelectorElectronIndex(0), |
| 235 | fSelectorPositronIndex(0), |
| 236 | fGoodGammas(NULL), |
| 237 | fGoodVirtualGammas(NULL), |
| 238 | fGoodElectrons(NULL), |
| 239 | fGoodPositrons(NULL), |
| 240 | fCutGammaArray(NULL), |
| 241 | fCutElectronArray(NULL), |
| 242 | fCutMesonArray(NULL), |
| 243 | fGammasPool(NULL), |
| 244 | fConversionCuts(NULL), |
| 245 | hESDConvGammaPt(NULL), |
| 2279d237 |
246 | hESDConvGammaEta(NULL), |
| 247 | hESDConvGammaZR(NULL), |
| 2bb2434e |
248 | hESDDalitzElectronPt(NULL), |
| 249 | hESDDalitzPositronPt(NULL), |
| 4803eb1f |
250 | hESDDalitzElectronPhi(NULL), |
| 251 | hESDDalitzPositronPhi(NULL), |
| 252 | hESDDalitzElectronAfterPt(NULL), |
| 253 | hESDDalitzPositronAfterPt(NULL), |
| 2279d237 |
254 | hESDDalitzElectronAfterEta(NULL), |
| 255 | hESDDalitzPositronAfterEta(NULL), |
| 4803eb1f |
256 | hESDDalitzElectronAfterPhi(NULL), |
| 257 | hESDDalitzPositronAfterPhi(NULL), |
| d9d6352b |
258 | hESDDalitzElectronAfterNClsITS(NULL), |
| 259 | hESDDalitzPositronAfterNClsITS(NULL), |
| 4803eb1f |
260 | hESDDalitzElectronAfterNFindClsTPC(NULL), |
| 261 | hESDDalitzPositronAfterNFindClsTPC(NULL), |
| d9d6352b |
262 | hESDDalitzElectronAfterNClsTPC(NULL), |
| 263 | hESDDalitzPositronAfterNClsTPC(NULL), |
| f47b2bb5 |
264 | hESDDalitzElectronAfterNCrossedRowsTPC(NULL), |
| 265 | hESDDalitzPositronAfterNCrossedRowsTPC(NULL), |
| 4803eb1f |
266 | hESDDalitzPosEleAfterDCAxy(NULL), |
| 267 | hESDDalitzPosEleAfterDCAz(NULL), |
| d9d6352b |
268 | hESDDalitzElectronAfterTPCdEdxVsP(NULL), |
| 269 | hESDDalitzPositronAfterTPCdEdxVsP(NULL), |
| 270 | hESDDalitzElectronAfterTPCdEdxSignalVsP(NULL), |
| 271 | hESDDalitzPositronAfterTPCdEdxSignalVsP(NULL), |
| 272 | hESDDalitzElectronAfterTPCdEdxVsEta(NULL), |
| 273 | hESDDalitzPositronAfterTPCdEdxVsEta(NULL), |
| 274 | hESDDalitzElectronAfterTPCdEdxVsPhi(NULL), |
| 275 | hESDDalitzPositronAfterTPCdEdxVsPhi(NULL), |
| 4803eb1f |
276 | hESDMotherPhi(NULL), |
| 2bb2434e |
277 | hESDEposEnegPsiPairDPhi(NULL), |
| a280ac15 |
278 | hESDEposEnegInvMassPt(NULL), |
| 0a2b2b4b |
279 | hESDEposEnegLikeSignBackInvMassPt(NULL), |
| 2bb2434e |
280 | hESDMotherInvMassPt(NULL), |
| a280ac15 |
281 | hESDPi0MotherInvMassPt(NULL), |
| 282 | hESDPi0MotherDiffInvMassPt(NULL), |
| ae947965 |
283 | hESDPi0MotherDiffLimInvMassPt(NULL), |
| 2bb2434e |
284 | sESDMotherInvMassPtZM(NULL), |
| 285 | hESDMotherBackInvMassPt(NULL), |
| 286 | sESDMotherBackInvMassPtZM(NULL), |
| ccfa8c0d |
287 | hMCAllGammaPt(NULL), |
| ae947965 |
288 | hMCConvGammaPt(NULL), |
| 289 | hMCConvGammaRSPt(NULL), |
| ccfa8c0d |
290 | hMCAllPositronsPt(NULL), |
| 291 | hMCAllElectronsPt(NULL), |
| 2d49ea4c |
292 | hMCConvGammaEta(NULL), |
| 293 | hMCAllPositronsEta(NULL), |
| 294 | hMCAllElectronsEta(NULL), |
| ccfa8c0d |
295 | hMCPi0DalitzGammaPt(NULL), |
| 296 | hMCPi0DalitzElectronPt(NULL), |
| 297 | hMCPi0DalitzPositronPt(NULL), |
| 2bb2434e |
298 | hMCPi0Pt(NULL), |
| a280ac15 |
299 | hMCPi0GGPt(NULL), |
| 2bb2434e |
300 | hMCEtaPt(NULL), |
| a280ac15 |
301 | hMCEtaGGPt(NULL), |
| 2bb2434e |
302 | hMCPi0InAccPt(NULL), |
| 303 | hMCEtaInAccPt(NULL), |
| 0f8c33c1 |
304 | hMCChiCPt(NULL), |
| 305 | hMCChiCInAccPt(NULL), |
| f4d5bd23 |
306 | hMCPi0EposEnegInvMassPt(NULL), |
| 307 | hMCEtaEposEnegInvMassPt(NULL), |
| ccfa8c0d |
308 | hESDEposEnegTruePi0DalitzInvMassPt(NULL), |
| 2d49ea4c |
309 | hESDEposEnegTruePrimPi0DalitzInvMass(NULL), |
| a072aeaa |
310 | hESDEposEnegTruePi0DalitzPsiPairDPhi(NULL), |
| ccfa8c0d |
311 | hESDEposEnegTrueEtaDalitzInvMassPt(NULL), |
| 2d49ea4c |
312 | hESDEposEnegTruePrimEtaDalitzInvMass(NULL), |
| a072aeaa |
313 | hESDEposEnegTrueEtaDalitzPsiPairDPhi(NULL), |
| ccfa8c0d |
314 | hESDEposEnegTruePhotonInvMassPt(NULL), |
| f4d5bd23 |
315 | hESDEposEnegTrueInvMassPt(NULL), |
| a072aeaa |
316 | hESDEposEnegTruePhotonPsiPairDPhi(NULL), |
| 0f8c33c1 |
317 | hESDEposEnegTrueJPsiInvMassPt(NULL), |
| 318 | hESDTrueMotherChiCInvMassPt(NULL), |
| ae947965 |
319 | hESDTrueMotherChiCDiffInvMassPt(NULL), |
| 2bb2434e |
320 | hESDTrueMotherInvMassPt(NULL), |
| 4803eb1f |
321 | hESDTrueMotherDalitzInvMassPt(NULL), |
| 2bb2434e |
322 | hESDTrueMotherPi0GGInvMassPt(NULL), |
| 86eaf9ae |
323 | hESDTruePrimaryMotherPi0GGInvMassPt(NULL), |
| 324 | hESDTrueSecondaryMotherPi0GGInvMassPt(NULL), |
| 2bb2434e |
325 | hESDTruePrimaryMotherInvMassMCPt(NULL), |
| 86eaf9ae |
326 | hESDTruePrimaryMotherInvMassPt(NULL), |
| 327 | hESDTruePrimaryMotherW0WeightingInvMassPt(NULL), |
| 2bb2434e |
328 | hESDTruePrimaryPi0DalitzESDPtMCPt(NULL), |
| 329 | hESDTrueSecondaryMotherInvMassPt(NULL), |
| 330 | hESDTrueSecondaryMotherFromK0sInvMassPt(NULL), |
| 331 | hESDTrueBckGGInvMassPt(NULL), |
| 332 | hESDTrueBckContInvMassPt(NULL), |
| 333 | hESDTrueMotherGGInvMassPt(NULL), |
| 334 | hESDTrueConvGammaPt(NULL), |
| ccfa8c0d |
335 | hESDTruePositronPt(NULL), |
| 336 | hESDTrueElectronPt(NULL), |
| ae947965 |
337 | hESDTrueSecConvGammaPt(NULL), |
| 338 | hESDTrueSecPositronPt(NULL), |
| 339 | hESDTrueSecElectronPt(NULL), |
| ccfa8c0d |
340 | hESDTruePi0DalitzConvGammaPt(NULL), |
| 341 | hESDTruePi0DalitzPositronPt(NULL), |
| 342 | hESDTruePi0DalitzElectronPt(NULL), |
| ae947965 |
343 | hESDTruePi0DalitzSecConvGammaPt(NULL), |
| 344 | hESDTruePi0DalitzSecPositronPt(NULL), |
| 345 | hESDTruePi0DalitzSecElectronPt(NULL), |
| 2bb2434e |
346 | hNEvents(NULL), |
| 347 | hNGoodESDTracks(NULL), |
| 58326f11 |
348 | hNGoodESDTracksVsNGoodGammas(NULL), |
| 349 | hNGoodESDTracksVsNGoodVGammas(NULL), |
| 7b3733f6 |
350 | hNV0Tracks(NULL), |
| 8a52eed5 |
351 | hEtaShift(NULL), |
| 2bb2434e |
352 | fRandom(0), |
| 353 | fUnsmearedPx(NULL), |
| 354 | fUnsmearedPy(NULL), |
| 355 | fUnsmearedPz(NULL), |
| 356 | fUnsmearedE(NULL), |
| 357 | fnCuts(0), |
| 358 | fiCut(0), |
| 359 | fNumberOfESDTracks(0), |
| 58326f11 |
360 | fNumberOfESDTrackskBoth(0), |
| 2bb2434e |
361 | fMoveParticleAccordingToVertex(kFALSE), |
| 362 | fIsHeavyIon(kFALSE), |
| ae947965 |
363 | fDoMesonAnalysis(kTRUE), |
| fcc79cf5 |
364 | fDoChicAnalysis(kFALSE), |
| 365 | fDoMesonQA(kFALSE), |
| 2d49ea4c |
366 | fSetProductionVertextoVGamma(kTRUE), |
| ae947965 |
367 | fIsFromMBHeader(kTRUE), |
| 368 | fIsMC(kFALSE) |
| 2bb2434e |
369 | { |
| a280ac15 |
370 | DefineOutput(1, TList::Class()); |
| 2bb2434e |
371 | } |
| 372 | |
| 373 | //----------------------------------------------------------------------------------------------- |
| 374 | AliAnalysisTaskGammaConvDalitzV1::~AliAnalysisTaskGammaConvDalitzV1() |
| 375 | { |
| a280ac15 |
376 | // |
| 377 | // virtual destructor |
| 378 | // |
| 2d49ea4c |
379 | |
| a280ac15 |
380 | cout<<"Destructor"<<endl; |
| 2bb2434e |
381 | |
| 382 | if(fGoodGammas){ |
| 383 | delete fGoodGammas; |
| 384 | fGoodGammas = 0x0; |
| 385 | } |
| 386 | if(fGoodVirtualGammas){ |
| 387 | delete fGoodVirtualGammas; |
| 388 | fGoodGammas = 0x0; |
| 389 | } |
| 390 | if(fGoodElectrons){ |
| 391 | delete fGoodGammas; |
| 392 | fGoodGammas = 0x0; |
| 393 | } |
| 394 | if(fGoodPositrons){ |
| 395 | delete fGoodGammas; |
| 396 | fGoodGammas = 0x0; |
| 397 | } |
| 398 | if(fBGHandler){ |
| 399 | delete[] fBGHandler; |
| 400 | fBGHandler = 0x0; |
| 401 | } |
| a280ac15 |
402 | if( fGammasPool ){ |
| 403 | delete[] fGammasPool; |
| 404 | fGammasPool = 0x0; |
| 405 | } |
| 2bb2434e |
406 | } |
| 2bb2434e |
407 | //___________________________________________________________ |
| 408 | void AliAnalysisTaskGammaConvDalitzV1::InitBack(){ |
| 409 | |
| 2bb2434e |
410 | const Int_t nDim = 4; |
| fcc79cf5 |
411 | Int_t nBins[nDim] = {800,250,7,4}; |
| 412 | Double_t xMin[nDim] = {0,0, 0,0}; |
| 413 | Double_t xMax[nDim] = {0.8,25,7,4}; |
| 414 | |
| 415 | sESDMotherInvMassPtZM = new THnSparseF*[fnCuts]; |
| 2bb2434e |
416 | sESDMotherBackInvMassPtZM = new THnSparseF*[fnCuts]; |
| 417 | |
| 418 | fBGHandler = new AliGammaConversionAODBGHandler*[fnCuts]; |
| fcc79cf5 |
419 | //fBGHandlerRP = new AliConversionAODBGHandlerRP*[fnCuts]; |
| 2bb2434e |
420 | for(Int_t iCut = 0; iCut<fnCuts;iCut++){ |
| fcc79cf5 |
421 | //if (((AliConversionMesonCuts*)fCutMesonArray->At(iCut))->DoBGCalculation()){ |
| 422 | |
| 423 | |
| 424 | TString cutstringElectron = ((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->GetCutNumber(); |
| 425 | TString cutstringMeson = ((AliConversionMesonCuts*)fCutMesonArray->At(iCut))->GetCutNumber(); |
| 426 | TString cutstringGamma = ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutNumber(); |
| 427 | |
| 428 | |
| 429 | |
| 430 | Int_t collisionSystem = atoi((TString)(((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutNumber())(0,1)); |
| 431 | Int_t centMin = atoi((TString)(((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutNumber())(1,1)); |
| 432 | Int_t centMax = atoi((TString)(((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutNumber())(2,1)); |
| 433 | |
| 434 | if(collisionSystem == 1 || collisionSystem == 2 || |
| 435 | collisionSystem == 5 || collisionSystem == 8 || |
| 436 | collisionSystem == 9){ |
| 437 | centMin = centMin*10; |
| 438 | centMax = centMax*10; |
| 439 | } |
| 440 | else if(collisionSystem == 3 || collisionSystem == 6){ |
| 441 | centMin = centMin*5; |
| 442 | centMax = centMax*5; |
| 443 | } |
| 444 | else if(collisionSystem == 4 || collisionSystem == 7){ |
| 445 | centMin = ((centMin*5)+45); |
| 446 | centMax = ((centMax*5)+45); |
| 447 | } |
| 2bb2434e |
448 | |
| 449 | |
| fcc79cf5 |
450 | fBackList[iCut] = new TList(); |
| 451 | fBackList[iCut]->SetName(Form("%s_%s_%s Back histograms",cutstringGamma.Data(),cutstringElectron.Data(),cutstringMeson.Data())); |
| 452 | fBackList[iCut]->SetOwner(kTRUE); |
| 453 | fCutFolder[iCut]->Add(fBackList[iCut]); |
| 2bb2434e |
454 | |
| fcc79cf5 |
455 | sESDMotherBackInvMassPtZM[iCut] = new THnSparseF("Back_Back_InvMass_Pt_z_m","Back_Back_InvMass_Pt_z_m",nDim,nBins,xMin,xMax); |
| 456 | fBackList[iCut]->Add(sESDMotherBackInvMassPtZM[iCut]); |
| 2bb2434e |
457 | |
| fcc79cf5 |
458 | fMotherList[iCut] = new TList(); |
| 459 | fMotherList[iCut]->SetName(Form("%s_%s_%s Mother histograms",cutstringGamma.Data(),cutstringElectron.Data(),cutstringMeson.Data())); |
| 460 | fMotherList[iCut]->SetOwner(kTRUE); |
| 461 | fCutFolder[iCut]->Add(fMotherList[iCut]); |
| 2bb2434e |
462 | |
| fcc79cf5 |
463 | sESDMotherInvMassPtZM[iCut] = new THnSparseF("Back_Mother_InvMass_Pt_z_m","Back_Mother_InvMass_Pt_z_m",nDim,nBins,xMin,xMax); |
| 464 | fMotherList[iCut]->Add(sESDMotherInvMassPtZM[iCut]); |
| 2bb2434e |
465 | |
| fcc79cf5 |
466 | |
| 467 | fBGHandler[iCut] = new AliGammaConversionAODBGHandler( |
| 468 | collisionSystem,centMin,centMax, |
| 469 | ((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->NumberOfRotationEvents(), |
| 470 | ((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->UseTrackMultiplicity()); |
| 471 | |
| 472 | if( ( (AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->GetBKGMethod() == 3 ){ |
| a280ac15 |
473 | fGammasPool[iCut] = new TList(); |
| fcc79cf5 |
474 | } |
| a280ac15 |
475 | |
| fcc79cf5 |
476 | //} |
| 477 | } |
| 2bb2434e |
478 | } |
| 479 | |
| 480 | //______________________________________________________________________ |
| 481 | void AliAnalysisTaskGammaConvDalitzV1::UserCreateOutputObjects() |
| 482 | { |
| a280ac15 |
483 | // |
| 484 | // Create ouput objects |
| 485 | // |
| 486 | |
| 487 | // Create the output container |
| 488 | if(fOutputContainer != NULL){ |
| 489 | delete fOutputContainer; |
| 490 | fOutputContainer = NULL; |
| 491 | } |
| 492 | if(fOutputContainer == NULL){ |
| 493 | fOutputContainer = new TList(); |
| 494 | fOutputContainer->SetOwner(kTRUE); |
| 495 | } |
| 496 | |
| 497 | fGoodGammas = new TList(); |
| 498 | //fGoodGammas->SetOwner(kTRUE); |
| 499 | |
| 500 | |
| 501 | fGoodVirtualGammas = new TList(); |
| 502 | //fGoodVirtualGammas->SetOwner(kTRUE); |
| 503 | |
| 504 | |
| 505 | |
| a280ac15 |
506 | fGammasPool = new TList*[fnCuts]; |
| 507 | fCutFolder = new TList*[fnCuts]; |
| 508 | fESDList = new TList*[fnCuts]; |
| 509 | fBackList = new TList*[fnCuts]; |
| fcc79cf5 |
510 | fMotherList = new TList*[fnCuts]; |
| d9d6352b |
511 | //fQAFolder = new TList*[fnCuts]; |
| a280ac15 |
512 | hNEvents = new TH1I*[fnCuts]; |
| 513 | hNGoodESDTracks = new TH1I*[fnCuts]; |
| 7b3733f6 |
514 | hNV0Tracks = new TH1I*[fnCuts]; |
| 8a52eed5 |
515 | hEtaShift = new TProfile*[fnCuts]; |
| a280ac15 |
516 | hESDConvGammaPt = new TH1F*[fnCuts]; |
| 2279d237 |
517 | hESDConvGammaEta = new TH1F*[fnCuts]; |
| d9d6352b |
518 | |
| a280ac15 |
519 | hESDDalitzElectronPt = new TH1F*[fnCuts]; |
| 520 | hESDDalitzPositronPt = new TH1F*[fnCuts]; |
| 4803eb1f |
521 | hESDDalitzElectronPhi = new TH1F*[fnCuts]; |
| 522 | hESDDalitzPositronPhi = new TH1F*[fnCuts]; |
| fcc79cf5 |
523 | |
| 524 | if( fDoMesonQA ) { |
| 2279d237 |
525 | |
| d9d6352b |
526 | fQAFolder = new TList*[fnCuts]; |
| 58326f11 |
527 | |
| 528 | hNGoodESDTracksVsNGoodGammas = new TH2F*[fnCuts]; |
| 529 | hNGoodESDTracksVsNGoodVGammas = new TH2F*[fnCuts]; |
| 4803eb1f |
530 | hESDDalitzElectronAfterPt = new TH1F*[fnCuts]; |
| 531 | hESDDalitzPositronAfterPt = new TH1F*[fnCuts]; |
| 2279d237 |
532 | hESDDalitzElectronAfterEta = new TH1F*[fnCuts]; |
| 533 | hESDDalitzPositronAfterEta = new TH1F*[fnCuts]; |
| 4803eb1f |
534 | hESDDalitzElectronAfterPhi = new TH1F*[fnCuts]; |
| 535 | hESDDalitzPositronAfterPhi = new TH1F*[fnCuts]; |
| d9d6352b |
536 | hESDDalitzElectronAfterNClsITS = new TH1F*[fnCuts]; |
| 537 | hESDDalitzPositronAfterNClsITS = new TH1F*[fnCuts]; |
| 4803eb1f |
538 | hESDDalitzElectronAfterNFindClsTPC = new TH2F*[fnCuts]; |
| 539 | hESDDalitzPositronAfterNFindClsTPC = new TH2F*[fnCuts]; |
| d9d6352b |
540 | hESDDalitzElectronAfterNClsTPC = new TH2F*[fnCuts]; |
| 541 | hESDDalitzPositronAfterNClsTPC = new TH2F*[fnCuts]; |
| f47b2bb5 |
542 | hESDDalitzElectronAfterNCrossedRowsTPC = new TH2F*[fnCuts]; |
| 543 | hESDDalitzPositronAfterNCrossedRowsTPC = new TH2F*[fnCuts]; |
| 4803eb1f |
544 | hESDDalitzPosEleAfterDCAxy = new TH2F*[fnCuts]; |
| 545 | hESDDalitzPosEleAfterDCAz = new TH2F*[fnCuts]; |
| d9d6352b |
546 | hESDDalitzElectronAfterTPCdEdxVsP = new TH2F*[fnCuts]; |
| 547 | hESDDalitzPositronAfterTPCdEdxVsP = new TH2F*[fnCuts]; |
| 548 | hESDDalitzElectronAfterTPCdEdxSignalVsP = new TH2F*[fnCuts]; |
| 549 | hESDDalitzPositronAfterTPCdEdxSignalVsP = new TH2F*[fnCuts]; |
| 550 | hESDDalitzElectronAfterTPCdEdxVsEta = new TH2F*[fnCuts]; |
| 551 | hESDDalitzPositronAfterTPCdEdxVsEta = new TH2F*[fnCuts]; |
| 552 | hESDDalitzElectronAfterTPCdEdxVsPhi = new TH2F*[fnCuts]; |
| 553 | hESDDalitzPositronAfterTPCdEdxVsPhi = new TH2F*[fnCuts]; |
| 4803eb1f |
554 | hESDMotherPhi = new TH1F*[fnCuts]; |
| a280ac15 |
555 | hESDEposEnegPsiPairDPhi = new TH2F*[fnCuts]; |
| 258b4572 |
556 | hESDEposEnegInvMassPt = new TH2F*[fnCuts]; |
| 557 | hESDEposEnegLikeSignBackInvMassPt = new TH2F*[fnCuts]; |
| d9d6352b |
558 | hESDConvGammaZR = new TH2F*[fnCuts]; |
| fcc79cf5 |
559 | |
| 560 | } |
| 561 | |
| 562 | |
| 563 | |
| a280ac15 |
564 | hESDMotherInvMassPt = new TH2F*[fnCuts]; |
| fcc79cf5 |
565 | |
| 566 | if(fDoChicAnalysis) { |
| a280ac15 |
567 | hESDPi0MotherInvMassPt = new TH2F*[fnCuts]; |
| 568 | hESDPi0MotherDiffInvMassPt = new TH2F*[fnCuts]; |
| fcc79cf5 |
569 | hESDPi0MotherDiffLimInvMassPt = new TH2F*[fnCuts]; |
| 570 | } |
| 571 | |
| 572 | |
| a280ac15 |
573 | hESDMotherBackInvMassPt = new TH2F*[fnCuts]; |
| 574 | |
| 575 | |
| 576 | for(Int_t iCut = 0; iCut<fnCuts;iCut++){ |
| 577 | |
| 578 | |
| 579 | TString cutstringElectron =((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->GetCutNumber(); |
| 580 | TString cutstringMeson= ((AliConversionMesonCuts*)fCutMesonArray->At(iCut))->GetCutNumber(); |
| 581 | TString cutstringGamma = ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutNumber(); |
| 582 | |
| 583 | fCutFolder[iCut] = new TList(); |
| 584 | fCutFolder[iCut]->SetName(Form("Cut Number %s_%s_%s",cutstringGamma.Data(),cutstringElectron.Data(),cutstringMeson.Data())); |
| 585 | fCutFolder[iCut]->SetOwner(kTRUE); |
| 586 | fOutputContainer->Add(fCutFolder[iCut]); |
| 587 | |
| 588 | fESDList[iCut] = new TList(); |
| 589 | fESDList[iCut]->SetName(Form("%s_%s_%s ESD histograms",cutstringGamma.Data(),cutstringElectron.Data(),cutstringMeson.Data())); |
| 590 | fESDList[iCut]->SetOwner(kTRUE); |
| d9d6352b |
591 | |
| 592 | |
| a280ac15 |
593 | hNEvents[iCut] = new TH1I("NEvents","NEvents",9,-0.5,8.5); |
| 594 | hNEvents[iCut]->GetXaxis()->SetBinLabel(1,"Accepted"); |
| 595 | hNEvents[iCut]->GetXaxis()->SetBinLabel(2,"Centrality"); |
| 596 | hNEvents[iCut]->GetXaxis()->SetBinLabel(3,"Missing MC"); |
| 597 | hNEvents[iCut]->GetXaxis()->SetBinLabel(4,"Trigger"); |
| 598 | hNEvents[iCut]->GetXaxis()->SetBinLabel(5,"Vertex Z"); |
| 599 | hNEvents[iCut]->GetXaxis()->SetBinLabel(6,"Cont. Vertex"); |
| 600 | hNEvents[iCut]->GetXaxis()->SetBinLabel(7,"Pile-Up"); |
| 601 | hNEvents[iCut]->GetXaxis()->SetBinLabel(8,"no SDD"); |
| 602 | hNEvents[iCut]->GetXaxis()->SetBinLabel(9,"no V0AND"); |
| 603 | fESDList[iCut]->Add(hNEvents[iCut]); |
| 604 | |
| 605 | |
| 606 | |
| a280ac15 |
607 | if(fIsHeavyIon) hNGoodESDTracks[iCut] = new TH1I("GoodESDTracks","GoodESDTracks",3000,0,3000); |
| 608 | else hNGoodESDTracks[iCut] = new TH1I("GoodESDTracks","GoodESDTracks",200,0,200); |
| 609 | fESDList[iCut]->Add(hNGoodESDTracks[iCut]); |
| 7b3733f6 |
610 | |
| 611 | |
| 612 | if(fIsHeavyIon == 1) hNV0Tracks[iCut] = new TH1I("V0 Multiplicity","V0 Multiplicity",30000,0,30000); |
| 613 | else if(fIsHeavyIon == 2) hNV0Tracks[iCut] = new TH1I("V0 Multiplicity","V0 Multiplicity",2500,0,2500); |
| 614 | else hNV0Tracks[iCut] = new TH1I("V0 Multiplicity","V0 Multiplicity",1500,0,1500); |
| 615 | fESDList[iCut]->Add(hNV0Tracks[iCut]); |
| 616 | |
| a280ac15 |
617 | |
| 8a52eed5 |
618 | hEtaShift[iCut] = new TProfile("Eta Shift","Eta Shift",1, -0.5,0.5); |
| 619 | fESDList[iCut]->Add(hEtaShift[iCut]); |
| 620 | |
| a280ac15 |
621 | hESDConvGammaPt[iCut] = new TH1F("ESD_ConvGamma_Pt","ESD_ConvGamma_Pt",250,0,25); |
| 622 | fESDList[iCut]->Add(hESDConvGammaPt[iCut]); |
| 2279d237 |
623 | |
| 624 | hESDConvGammaEta[iCut] = new TH1F("ESD_ConvGamma_Eta","ESD_ConvGamma_Eta",600,-1.5,1.5); |
| 625 | fESDList[iCut]->Add(hESDConvGammaEta[iCut]); |
| 626 | |
| ae947965 |
627 | hESDDalitzElectronPt[iCut] = new TH1F("ESD_DalitzElectron_Pt","ESD_DalitzElectron_Pt",1000,0,25); |
| a280ac15 |
628 | fESDList[iCut]->Add(hESDDalitzElectronPt[iCut]); |
| 629 | |
| ae947965 |
630 | hESDDalitzPositronPt[iCut] = new TH1F("ESD_DalitzPositron_Pt","ESD_DalitzPositron_Pt",1000,0,25); |
| a280ac15 |
631 | fESDList[iCut]->Add(hESDDalitzPositronPt[iCut]); |
| 4803eb1f |
632 | |
| 633 | |
| 634 | hESDDalitzElectronPhi[iCut] = new TH1F("ESD_DalitzElectron_Phi","ESD_DalitzElectron_Phi",360,0,2*TMath::Pi()); |
| 635 | fESDList[iCut]->Add(hESDDalitzElectronPhi[iCut]); |
| 636 | |
| 637 | hESDDalitzPositronPhi[iCut] = new TH1F("ESD_DalitzPositron_Phi","ESD_DalitzPositron_Phi",360,0,2*TMath::Pi()); |
| 638 | fESDList[iCut]->Add(hESDDalitzPositronPhi[iCut]); |
| 639 | |
| fcc79cf5 |
640 | |
| 4803eb1f |
641 | |
| fcc79cf5 |
642 | if ( fDoMesonQA ) { |
| d9d6352b |
643 | |
| 644 | fQAFolder[iCut] = new TList(); |
| 645 | fQAFolder[iCut]->SetName(Form("%s_%s_%s QA histograms",cutstringGamma.Data(),cutstringElectron.Data(),cutstringMeson.Data())); |
| 646 | fQAFolder[iCut]->SetOwner(kTRUE); |
| 647 | |
| 648 | |
| fcc79cf5 |
649 | |
| 2d49ea4c |
650 | //const Int_t kDCABins=62; |
| 651 | //Double_t binsDCADummy[63]={-3.0,-2.7,-2.4,-2.1,-1.8,-1.5,-1.2,-0.9,-0.6,-0.3,-0.25,-0.2,-0.19,-0.18,-0.17,-0.16,-0.15,-0.14,-0.13,-0.12,-0.11,-0.10,-0.09,-0.08,-0.07,-0.06,-0.05,-0.04,-0.03,-0.02,-0.01,0.0,0.01,0.02,0.03,0.04,0.05,0.06,0.07,0.08,0.09,0.1,0.11,0.12,0.13,0.14,0.15,0.16,0.17,0.18,0.19,0.2,0.25,0.3,0.6,0.9,1.2,1.5,1.8,2.1,2.4,2.7,3.0}; |
| d9d6352b |
652 | |
| 653 | const Int_t kPtBins=110; |
| 654 | Double_t binsPtDummy[kPtBins+1]; |
| 655 | const Int_t kPBins = 109; |
| 656 | Double_t binsPDummy[kPBins+1]; |
| 657 | binsPtDummy[0]=0.0; |
| 658 | binsPDummy[0]=0.05; |
| 659 | |
| 660 | for(Int_t i=1;i<kPtBins+1;i++) |
| 661 | { |
| 662 | if(binsPtDummy[i-1]+0.05<1.01) |
| 663 | binsPtDummy[i]=binsPtDummy[i-1]+0.05; |
| 664 | else |
| 665 | binsPtDummy[i]=binsPtDummy[i-1]+0.1; |
| 666 | |
| 667 | } |
| 668 | for(Int_t i=1; i<kPBins+1;i++){ |
| 669 | |
| 670 | if( binsPDummy[i-1]+0.05<1.01) |
| 671 | binsPDummy[i] = binsPDummy[i-1]+0.05; |
| 672 | else |
| 673 | binsPDummy[i] = binsPDummy[i-1]+0.1; |
| 674 | |
| 675 | } |
| 676 | |
| 58326f11 |
677 | hNGoodESDTracksVsNGoodGammas[iCut] = new TH2F("hNGoodESDTracksVsNGoodGammas","hNGoodESDTracksVsNGoodGammas",200,-0.5,199.5,100,-0.5,99.5); |
| 678 | fQAFolder[iCut]->Add(hNGoodESDTracksVsNGoodGammas[iCut]); |
| 679 | |
| 680 | hNGoodESDTracksVsNGoodVGammas[iCut] = new TH2F("hNGoodESDTracksVsNVGoodVGammas","hNGoodESDTracksVsNGoodVGammas",200,-0.5,199.5,100,-0.5,99.5); |
| 681 | fQAFolder[iCut]->Add(hNGoodESDTracksVsNGoodVGammas[iCut]); |
| 7b3733f6 |
682 | |
| 258b4572 |
683 | hESDConvGammaZR[iCut]= new TH2F("ESD_ConvGamma_ConversionPoint_ZR","ESD_ConvGamma_ConversionPoint_ZR",1200,-150,150,480,0,120); |
| d9d6352b |
684 | fQAFolder[iCut]->Add(hESDConvGammaZR[iCut]); |
| 685 | |
| 4803eb1f |
686 | hESDDalitzElectronAfterPt[iCut] = new TH1F("ESD_DalitzElectron_After_Pt","ESD_DalitzElectron_After_Pt",1000,0,25); |
| d9d6352b |
687 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterPt[iCut]); |
| a280ac15 |
688 | |
| 4803eb1f |
689 | hESDDalitzPositronAfterPt[iCut] = new TH1F("ESD_DalitzPositron_After_Pt","ESD_DalitzPositron_After_Pt",1000,0,25); |
| d9d6352b |
690 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterPt[iCut]); |
| 2279d237 |
691 | |
| 692 | hESDDalitzElectronAfterEta[iCut] = new TH1F("ESD_DalitzElectron_After_Eta","ESD_DalitzElectron_After_Eta",600,-1.5,1.5); |
| d9d6352b |
693 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterEta[iCut]); |
| 2279d237 |
694 | |
| 695 | hESDDalitzPositronAfterEta[iCut] = new TH1F("ESD_DalitzPositron_After_Eta","ESD_DalitzElectron_After_Eta",600,-1.5,1.5); |
| d9d6352b |
696 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterEta[iCut]); |
| 2279d237 |
697 | |
| fcc79cf5 |
698 | |
| 4803eb1f |
699 | hESDDalitzElectronAfterPhi[iCut] = new TH1F("ESD_DalitzElectron_After_Phi","ESD_DalitzElectron_After_Phi",360,0,2*TMath::Pi()); |
| d9d6352b |
700 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterPhi[iCut]); |
| a280ac15 |
701 | |
| 4803eb1f |
702 | hESDDalitzPositronAfterPhi[iCut] = new TH1F("ESD_DalitzPositron_After_Phi","ESD_DalitzPositron_After_Phi",360,0,2*TMath::Pi()); |
| d9d6352b |
703 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterPhi[iCut]); |
| 704 | |
| f47b2bb5 |
705 | hESDDalitzElectronAfterNClsITS[iCut] = new TH1F("ESD_DalitzElectron_After_NClsITS","ESD_DalitzElectron_After_NClsITS",7,0.,7.); |
| d9d6352b |
706 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterNClsITS[iCut]); |
| 707 | |
| f47b2bb5 |
708 | hESDDalitzPositronAfterNClsITS[iCut] = new TH1F("ESD_DalitzPositron_After_NClsITS","ESD_DalitzPositron_After_NClsITS",7,0.,7.); |
| d9d6352b |
709 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterNClsITS[iCut]); |
| 710 | |
| 4803eb1f |
711 | |
| f47b2bb5 |
712 | hESDDalitzElectronAfterNFindClsTPC[iCut] = new TH2F("ESD_DalitzElectron_After_NFindClsTPC","ESD_DalitzElectron_After_NFindClsTPC",60,0,1.5,kPtBins,binsPtDummy); |
| d9d6352b |
713 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterNFindClsTPC[iCut]); |
| 4803eb1f |
714 | |
| f47b2bb5 |
715 | hESDDalitzPositronAfterNFindClsTPC[iCut] = new TH2F("ESD_DalitzPositron_After_NFindClsTPC","ESD_DalitzPositron_After_NFindClsTPC",60,0,1.5,kPtBins,binsPtDummy); |
| d9d6352b |
716 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterNFindClsTPC[iCut]); |
| 717 | |
| 718 | |
| 719 | hESDDalitzElectronAfterNClsTPC[iCut] = new TH2F("ESD_DalitzElectron_After_NClsTPC","ESD_DalitzElectron_After_NClsTPC",200,0,200,kPtBins,binsPtDummy); |
| 720 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterNClsTPC[iCut]); |
| 721 | |
| 722 | hESDDalitzPositronAfterNClsTPC[iCut] = new TH2F("ESD_DalitzPositron_After_NClsTPC","ESD_DalitzPositron_After_NClsTPC",200,0,200,kPtBins,binsPtDummy); |
| 723 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterNClsTPC[iCut]); |
| f47b2bb5 |
724 | |
| 725 | hESDDalitzPositronAfterNCrossedRowsTPC[iCut] = new TH2F("ESD_DalitzPositron_After_NCrossedRowsTPC","ESD_DalitzPositron_After_NCrossedRowsTPC",165,-0.5,164.5,kPtBins,binsPtDummy); |
| 726 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterNCrossedRowsTPC[iCut]); |
| d9d6352b |
727 | |
| f47b2bb5 |
728 | hESDDalitzElectronAfterNCrossedRowsTPC[iCut] = new TH2F("ESD_DalitzElectron_After_NCrossedRowsTPC","ESD_DalitzElectron_After_NCrossedRowsTPC",165,-0.5,164.5,kPtBins,binsPtDummy); |
| 729 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterNCrossedRowsTPC[iCut]); |
| 730 | |
| 2d49ea4c |
731 | hESDDalitzPosEleAfterDCAxy[iCut] = new TH2F("ESD_DalitzPosEle_After_DCAxy","ESD_DalitzPosEle_After_DCAxy",124,-0.62,0.62,kPtBins,binsPtDummy); |
| d9d6352b |
732 | fQAFolder[iCut]->Add(hESDDalitzPosEleAfterDCAxy[iCut]); |
| 4803eb1f |
733 | |
| 2d49ea4c |
734 | hESDDalitzPosEleAfterDCAz[iCut] = new TH2F("ESD_DalitzPosEle_After_DCAz","ESD_DalitzPosEle_After_DCAz",200,-1.0,1.0,kPtBins,binsPtDummy); |
| d9d6352b |
735 | fQAFolder[iCut]->Add(hESDDalitzPosEleAfterDCAz[iCut]); |
| 4803eb1f |
736 | |
| d9d6352b |
737 | hESDDalitzElectronAfterTPCdEdxVsP[iCut] = new TH2F("ESD_DalitzElectron_After_TPCdEdxVsP","ESD_DalitzElectron_After_TPCdEdxVsP_After_TPCdEdx",kPBins,binsPDummy,200,-10,10); |
| 738 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterTPCdEdxVsP[iCut]); |
| 4803eb1f |
739 | |
| d9d6352b |
740 | hESDDalitzPositronAfterTPCdEdxVsP[iCut] = new TH2F("ESD_DalitzPositron_After_TPCdEdxVsP","ESD_DalitzPositron_After_TPCdEdxVsP",kPBins,binsPDummy,200,-10,10); |
| 741 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterTPCdEdxVsP[iCut]); |
| 4803eb1f |
742 | |
| d9d6352b |
743 | hESDDalitzElectronAfterTPCdEdxSignalVsP[iCut] =new TH2F("ESD_DalitzElectron_After_TPCdEdxSignalVsP","ESD_DalitzElectron_After_TPCdEdxSignalVsP" ,kPBins,binsPDummy,200,0.0,200); |
| 744 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterTPCdEdxSignalVsP[iCut]); |
| 745 | |
| 746 | hESDDalitzPositronAfterTPCdEdxSignalVsP[iCut] =new TH2F("ESD_DalitzPositron_After_TPCdEdxSignalVsP","ESD_DalitzPositron_After_TPCdEdxSignalVsP" ,kPBins,binsPDummy,200,0.0,200); |
| 747 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterTPCdEdxSignalVsP[iCut]); |
| 748 | |
| 749 | hESDDalitzElectronAfterTPCdEdxVsEta[iCut] = new TH2F("ESD_DalitzElectron_After_TPCdEdxVsEta","ESD_DalitzElectron_After_TPCdEdxVsEta",140,-1.4,1.4,200,-10,10); |
| 750 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterTPCdEdxVsEta[iCut]); |
| 751 | |
| 752 | hESDDalitzPositronAfterTPCdEdxVsEta[iCut] = new TH2F("ESD_DalitzPositron_After_TPCdEdxVsEta","ESD_DalitzPositron_After_TPCdEdxVsEta",140,-1.4,1.4,200,-10,10); |
| 753 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterTPCdEdxVsEta[iCut]); |
| 754 | |
| 755 | hESDDalitzElectronAfterTPCdEdxVsPhi[iCut] = new TH2F("ESD_DalitzElectron_After_TPCdEdxVsPhi","ESD_DalitzElectron_After_TPCdEdxVsPhi",180,0,2*TMath::Pi(),200,-10,10); |
| 756 | fQAFolder[iCut]->Add(hESDDalitzElectronAfterTPCdEdxVsPhi[iCut]); |
| 757 | |
| 758 | hESDDalitzPositronAfterTPCdEdxVsPhi[iCut] = new TH2F("ESD_DalitzPositron_After_TPCdEdxVsPhi","ESD_DalitzPositron_After_TPCdEdxVsPhi",180,0,2*TMath::Pi(),200,-10,10); |
| 759 | fQAFolder[iCut]->Add(hESDDalitzPositronAfterTPCdEdxVsPhi[iCut]); |
| 760 | |
| fcc79cf5 |
761 | hESDMotherPhi[iCut] = new TH1F("ESD_DalitzMother_Phi","ESD_DalitzMother_Phi",360,0,2*TMath::Pi()); |
| d9d6352b |
762 | fQAFolder[iCut]->Add(hESDMotherPhi[iCut]); |
| fcc79cf5 |
763 | |
| a280ac15 |
764 | hESDEposEnegPsiPairDPhi[iCut] = new TH2F("ESD_EposEneg_PsiPair_DPhi","ESD_EposEneg_PsiPair_DPhi", 100, -1.0,1.0,100,-1.0,1.0 ); |
| d9d6352b |
765 | fQAFolder[iCut]->Add(hESDEposEnegPsiPairDPhi[iCut]); |
| a280ac15 |
766 | |
| e3d15e19 |
767 | hESDEposEnegInvMassPt[iCut] = new TH2F("ESD_EposEneg_InvMassPt","ESD_EposEneg_InvMassPt",4999,0.001,5.,100,0.,10.); |
| 258b4572 |
768 | fQAFolder[iCut]->Add(hESDEposEnegInvMassPt[iCut]); |
| 0a2b2b4b |
769 | |
| e3d15e19 |
770 | hESDEposEnegLikeSignBackInvMassPt[iCut] = new TH2F("ESD_EposEneg_LikeSignBack_InvMassPt","ESD_EposEneg_LikeSignBack_InvMassPt",4999,0.001,5.,100,0.,10.); |
| 258b4572 |
771 | fQAFolder[iCut]->Add(hESDEposEnegLikeSignBackInvMassPt[iCut]); |
| fcc79cf5 |
772 | |
| fcc79cf5 |
773 | |
| d9d6352b |
774 | TAxis *AxisAfter = hESDDalitzElectronAfterTPCdEdxVsP[iCut]->GetXaxis(); |
| 775 | Int_t bins = AxisAfter->GetNbins(); |
| 776 | Double_t from = AxisAfter->GetXmin(); |
| 777 | Double_t to = AxisAfter->GetXmax(); |
| 778 | Double_t *newBins = new Double_t[bins+1]; |
| 779 | newBins[0] = from; |
| 780 | Double_t factor = TMath::Power(to/from, 1./bins); |
| 781 | for(Int_t i=1; i<=bins; ++i) newBins[i] = factor * newBins[i-1]; |
| 782 | |
| 783 | AxisAfter->Set(bins, newBins); |
| 784 | AxisAfter = hESDDalitzElectronAfterTPCdEdxSignalVsP[iCut]->GetXaxis(); |
| 785 | AxisAfter->Set(bins, newBins); |
| 786 | |
| 787 | AxisAfter = hESDDalitzPositronAfterTPCdEdxVsP[iCut]->GetXaxis(); |
| 788 | AxisAfter->Set(bins, newBins); |
| fcc79cf5 |
789 | |
| d9d6352b |
790 | AxisAfter = hESDDalitzPositronAfterTPCdEdxSignalVsP[iCut]->GetXaxis(); |
| 791 | AxisAfter->Set(bins,newBins); |
| e3d15e19 |
792 | |
| 793 | |
| d9d6352b |
794 | |
| 795 | delete [] newBins; |
| fcc79cf5 |
796 | |
| e3d15e19 |
797 | |
| 798 | TAxis *MassAxisAfter = hESDEposEnegInvMassPt[iCut]->GetXaxis(); |
| 799 | bins = MassAxisAfter->GetNbins(); |
| 800 | |
| 801 | from = MassAxisAfter->GetXmin(); |
| 802 | to = MassAxisAfter->GetXmax(); |
| 803 | Double_t *MassnewBins = new Double_t[bins+1]; |
| 804 | MassnewBins[0] = from; |
| 805 | |
| 806 | // cout<<"from: "<<from<<"to: "<<to<<endl; |
| 807 | factor = TMath::Power(to/from, 1./bins); |
| 808 | |
| 809 | for(Int_t i=1; i<=bins; ++i) MassnewBins[i] = factor * MassnewBins[i-1]; |
| 810 | |
| 811 | |
| 812 | MassAxisAfter->Set(bins,MassnewBins); |
| 813 | |
| 814 | |
| 815 | MassAxisAfter = hESDEposEnegLikeSignBackInvMassPt[iCut]->GetXaxis(); |
| 816 | MassAxisAfter->Set(bins,MassnewBins); |
| 817 | |
| 818 | |
| 819 | delete [] MassnewBins; |
| 820 | |
| 821 | |
| 822 | |
| 823 | |
| 824 | //hESDEposEnegInvMassPt[iCut] = new TH2F("ESD_EposEneg_InvMassPt","ESD_EposEneg_InvMassPt",5000,0.,5.,100,0.,10.); |
| 825 | |
| 826 | |
| 827 | |
| 828 | |
| d9d6352b |
829 | fCutFolder[iCut]->Add(fQAFolder[iCut]); |
| fcc79cf5 |
830 | |
| d9d6352b |
831 | |
| fcc79cf5 |
832 | |
| d9d6352b |
833 | } |
| fcc79cf5 |
834 | |
| d9d6352b |
835 | |
| 836 | |
| fcc79cf5 |
837 | |
| a280ac15 |
838 | |
| 8a52eed5 |
839 | hESDMotherInvMassPt[iCut] = new TH2F("ESD_DalitzMother_InvMass_Pt","ESD_DalitzMother_InvMass_Pt",800,0,0.8,250,0,25); |
| a280ac15 |
840 | fESDList[iCut]->Add(hESDMotherInvMassPt[iCut]); |
| 4803eb1f |
841 | |
| fcc79cf5 |
842 | |
| 843 | if( fDoChicAnalysis) { |
| 4803eb1f |
844 | |
| a280ac15 |
845 | hESDPi0MotherInvMassPt[iCut] = new TH2F("ESD_Pi0Mother_InvMass_Pt","ESD_Pi0Mother_InvMass_Pt",4000,0,4,250,0,25); |
| 846 | fESDList[iCut]->Add(hESDPi0MotherInvMassPt[iCut]); |
| ccfa8c0d |
847 | |
| a280ac15 |
848 | hESDPi0MotherDiffInvMassPt[iCut] = new TH2F("ESD_Pi0Mother_DiffInvMass_Pt","ESD_Pi0Mother_DiffInvMass_Pt",2000,0,2,250,0,25); |
| 849 | fESDList[iCut]->Add(hESDPi0MotherDiffInvMassPt[iCut]); |
| 2bb2434e |
850 | |
| ae947965 |
851 | hESDPi0MotherDiffLimInvMassPt[iCut] = new TH2F("ESD_Pi0Mother_DiffLimInvMass_Pt","ESD_Pi0Mother_DiffLimInvMass_Pt",2000,0,2,250,0,25); |
| 852 | fESDList[iCut]->Add(hESDPi0MotherDiffLimInvMassPt[iCut]); |
| fcc79cf5 |
853 | |
| 854 | } |
| 855 | |
| 2bb2434e |
856 | |
| 8a52eed5 |
857 | hESDMotherBackInvMassPt[iCut] = new TH2F("ESD_DalitzBackground_InvMass_Pt","ESD_DalitzBackground_InvMass_Pt",800,0,0.8,250,0,25); |
| a280ac15 |
858 | fESDList[iCut]->Add(hESDMotherBackInvMassPt[iCut]); |
| 2bb2434e |
859 | |
| d9d6352b |
860 | |
| 4803eb1f |
861 | |
| 862 | fCutFolder[iCut]->Add(fESDList[iCut]); |
| d9d6352b |
863 | |
| 864 | |
| 2bb2434e |
865 | |
| a280ac15 |
866 | } |
| 2bb2434e |
867 | |
| a280ac15 |
868 | |
| 869 | InitBack(); // Init Background Handler |
| 870 | |
| 871 | |
| ae947965 |
872 | //if(MCEvent()){ |
| 873 | if( fIsMC ){ |
| a280ac15 |
874 | // MC Histogramms |
| 875 | fMCList = new TList*[fnCuts]; |
| 876 | // True Histogramms |
| 877 | fTrueList = new TList*[fnCuts]; |
| 878 | hESDTrueConvGammaPt = new TH1F*[fnCuts]; |
| ccfa8c0d |
879 | hESDTruePositronPt = new TH1F*[fnCuts]; |
| 880 | hESDTrueElectronPt = new TH1F*[fnCuts]; |
| ae947965 |
881 | hESDTrueSecConvGammaPt = new TH1F*[fnCuts]; |
| 882 | hESDTrueSecPositronPt = new TH1F*[fnCuts]; |
| 883 | hESDTrueSecElectronPt = new TH1F*[fnCuts]; |
| ccfa8c0d |
884 | hESDTruePi0DalitzConvGammaPt = new TH1F*[fnCuts]; |
| 885 | hESDTruePi0DalitzPositronPt = new TH1F*[fnCuts]; |
| 886 | hESDTruePi0DalitzElectronPt = new TH1F*[fnCuts]; |
| ae947965 |
887 | hESDTruePi0DalitzSecConvGammaPt = new TH1F*[fnCuts]; |
| 888 | hESDTruePi0DalitzSecPositronPt = new TH1F*[fnCuts]; |
| 889 | hESDTruePi0DalitzSecElectronPt = new TH1F*[fnCuts]; |
| a280ac15 |
890 | //if(fDoMesonAnalysis){ |
| ae947965 |
891 | hMCAllGammaPt = new TH1F*[fnCuts]; |
| 892 | hMCConvGammaPt = new TH1F*[fnCuts]; |
| 893 | hMCConvGammaRSPt = new TH1F*[fnCuts]; |
| ccfa8c0d |
894 | hMCAllPositronsPt = new TH1F*[fnCuts]; |
| 895 | hMCAllElectronsPt = new TH1F*[fnCuts]; |
| 2d49ea4c |
896 | |
| 897 | if( fDoMesonQA ) { |
| 898 | |
| 899 | hMCConvGammaEta = new TH1F*[fnCuts]; |
| 900 | hMCAllPositronsEta = new TH1F*[fnCuts]; |
| 901 | hMCAllElectronsEta = new TH1F*[fnCuts]; |
| 902 | |
| 903 | } |
| ccfa8c0d |
904 | hMCPi0DalitzGammaPt = new TH1F*[fnCuts]; |
| 905 | hMCPi0DalitzElectronPt = new TH1F*[fnCuts]; |
| 906 | hMCPi0DalitzPositronPt = new TH1F*[fnCuts]; |
| 907 | |
| a280ac15 |
908 | hMCPi0Pt = new TH1F*[fnCuts]; |
| 909 | hMCPi0GGPt = new TH1F*[fnCuts]; |
| 910 | hMCEtaPt = new TH1F*[fnCuts]; |
| 911 | hMCEtaGGPt = new TH1F*[fnCuts]; |
| 912 | hMCPi0InAccPt = new TH1F*[fnCuts]; |
| 913 | hMCEtaInAccPt = new TH1F*[fnCuts]; |
| 0f8c33c1 |
914 | hMCChiCPt = new TH1F*[fnCuts]; |
| 915 | hMCChiCInAccPt = new TH1F*[fnCuts]; |
| fcc79cf5 |
916 | |
| 917 | |
| 918 | if ( fDoMesonQA ) { |
| f4d5bd23 |
919 | |
| 920 | hMCPi0EposEnegInvMassPt = new TH2F*[fnCuts]; |
| 921 | hMCEtaEposEnegInvMassPt = new TH2F*[fnCuts]; |
| 922 | |
| fcc79cf5 |
923 | hESDEposEnegTruePi0DalitzInvMassPt = new TH2F*[fnCuts]; |
| 2d49ea4c |
924 | hESDEposEnegTruePrimPi0DalitzInvMass = new TH1F*[fnCuts]; |
| a072aeaa |
925 | hESDEposEnegTruePi0DalitzPsiPairDPhi = new TH2F*[fnCuts]; |
| fcc79cf5 |
926 | hESDEposEnegTrueEtaDalitzInvMassPt = new TH2F*[fnCuts]; |
| 2d49ea4c |
927 | hESDEposEnegTruePrimEtaDalitzInvMass = new TH1F*[fnCuts]; |
| a072aeaa |
928 | hESDEposEnegTrueEtaDalitzPsiPairDPhi = new TH2F*[fnCuts]; |
| fcc79cf5 |
929 | hESDEposEnegTruePhotonInvMassPt = new TH2F*[fnCuts]; |
| f4d5bd23 |
930 | hESDEposEnegTrueInvMassPt = new TH2F*[fnCuts]; |
| a072aeaa |
931 | hESDEposEnegTruePhotonPsiPairDPhi = new TH2F*[fnCuts]; |
| fcc79cf5 |
932 | hESDEposEnegTrueJPsiInvMassPt = new TH2F*[fnCuts]; |
| 933 | } |
| ccfa8c0d |
934 | |
| ccfa8c0d |
935 | |
| fcc79cf5 |
936 | if( fDoChicAnalysis ){ |
| 0f8c33c1 |
937 | hESDTrueMotherChiCInvMassPt = new TH2F*[fnCuts]; |
| ae947965 |
938 | hESDTrueMotherChiCDiffInvMassPt = new TH2F*[fnCuts]; |
| fcc79cf5 |
939 | } |
| 940 | |
| 941 | |
| a280ac15 |
942 | hESDTrueMotherInvMassPt = new TH2F*[fnCuts]; |
| 4803eb1f |
943 | hESDTrueMotherDalitzInvMassPt = new TH2F*[fnCuts]; |
| a280ac15 |
944 | hESDTrueMotherPi0GGInvMassPt = new TH2F*[fnCuts]; |
| 86eaf9ae |
945 | hESDTruePrimaryMotherPi0GGInvMassPt = new TH2F*[fnCuts]; |
| 946 | hESDTrueSecondaryMotherPi0GGInvMassPt = new TH2F*[fnCuts]; |
| a280ac15 |
947 | hESDTruePrimaryPi0DalitzESDPtMCPt = new TH2F*[fnCuts]; |
| 948 | hESDTruePrimaryMotherInvMassMCPt = new TH2F*[fnCuts]; |
| 86eaf9ae |
949 | hESDTruePrimaryMotherInvMassPt = new TH2F*[fnCuts]; |
| 950 | hESDTruePrimaryMotherW0WeightingInvMassPt = new TH2F*[fnCuts]; |
| a280ac15 |
951 | hESDTrueSecondaryMotherInvMassPt = new TH2F*[fnCuts]; |
| 952 | hESDTrueSecondaryMotherFromK0sInvMassPt = new TH2F*[fnCuts]; |
| 953 | hESDTrueBckGGInvMassPt = new TH2F*[fnCuts]; |
| 954 | hESDTrueBckContInvMassPt = new TH2F*[fnCuts]; |
| 955 | hESDTrueMotherGGInvMassPt = new TH2F*[fnCuts]; |
| 956 | //} |
| 957 | |
| 958 | for(Int_t iCut = 0; iCut<fnCuts;iCut++){ |
| 959 | TString cutstringElectron =((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->GetCutNumber(); |
| 960 | TString cutstringMeson= ((AliConversionMesonCuts*)fCutMesonArray->At(iCut))->GetCutNumber(); |
| 961 | TString cutstringGamma = ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutNumber(); |
| 962 | |
| 963 | fMCList[iCut] = new TList(); |
| 964 | fMCList[iCut]->SetName(Form("%s_%s_%s MC histograms",cutstringGamma.Data(),cutstringElectron.Data(),cutstringMeson.Data())); |
| 965 | fMCList[iCut]->SetOwner(kTRUE); |
| 966 | fCutFolder[iCut]->Add(fMCList[iCut]); |
| 967 | |
| ccfa8c0d |
968 | |
| ae947965 |
969 | hMCAllGammaPt[iCut] = new TH1F("MC_AllGamma_Pt","MC_AllGamma_Pt",250,0,25); |
| 970 | fMCList[iCut]->Add(hMCAllGammaPt[iCut]); |
| 971 | |
| 972 | hMCConvGammaPt[iCut] = new TH1F("MC_ConvGamma_Pt","MC_ConvGamma_Pt",250,0,25); |
| 973 | fMCList[iCut]->Add(hMCConvGammaPt[iCut]); |
| 974 | |
| 2d49ea4c |
975 | |
| ae947965 |
976 | hMCConvGammaRSPt[iCut] = new TH1F("MC_ConvGamma_RS_Pt","MC_ConvGamma_RS_Pt",250,0,25); |
| 977 | fMCList[iCut]->Add(hMCConvGammaRSPt[iCut]); |
| 978 | |
| 0f8c33c1 |
979 | |
| ae947965 |
980 | hMCAllPositronsPt[iCut] = new TH1F("MC_AllPositrons_Pt","MC_AllPositrons_Pt",1000,0,25); |
| 981 | fMCList[iCut]->Add(hMCAllPositronsPt[iCut]); |
| 0f8c33c1 |
982 | |
| ae947965 |
983 | hMCAllElectronsPt[iCut] = new TH1F("MC_AllElectrons_Pt","MC_AllElectrons_Pt",1000,0,25); |
| 0f8c33c1 |
984 | fMCList[iCut]->Add(hMCAllElectronsPt[iCut]); |
| 985 | |
| 986 | hMCPi0DalitzGammaPt[iCut] = new TH1F("MC_Pi0DalitzGamma_Pt","MC_Pi0DalitzGamma_Pt",250,0,25); |
| 86eaf9ae |
987 | hMCPi0DalitzGammaPt[iCut]->Sumw2(); |
| 0f8c33c1 |
988 | fMCList[iCut]->Add(hMCPi0DalitzGammaPt[iCut]); |
| 989 | |
| 2d49ea4c |
990 | if ( fDoMesonQA ){ |
| 991 | |
| 992 | hMCConvGammaEta[iCut] = new TH1F("MC_ConvGamma_Eta","MC_ConvGamma_Eta",600,-1.5,1.5); |
| 993 | fMCList[iCut]->Add(hMCConvGammaEta[iCut]); |
| 994 | |
| 995 | hMCAllPositronsEta[iCut] = new TH1F("MC_AllPositrons_Eta","MC_AllPositrons_Eta",600,-1.5,1.5); |
| 996 | fMCList[iCut]->Add(hMCAllPositronsEta[iCut]); |
| 997 | |
| 998 | hMCAllElectronsEta[iCut] = new TH1F("MC_AllElectrons_Eta","MC_AllElectrons_Eta",600,-1.5,1.5); |
| 999 | fMCList[iCut]->Add(hMCAllElectronsEta[iCut]); |
| 1000 | |
| 1001 | |
| 1002 | } |
| 1003 | |
| 1004 | |
| ae947965 |
1005 | hMCPi0DalitzPositronPt[iCut] = new TH1F("MC_Pi0DalitzPositron_Pt","MC_Pi0DalitzPositron_Pt",1000,0,25); |
| 86eaf9ae |
1006 | hMCPi0DalitzPositronPt[iCut]->Sumw2(); |
| 0f8c33c1 |
1007 | fMCList[iCut]->Add(hMCPi0DalitzPositronPt[iCut]); |
| 1008 | |
| ae947965 |
1009 | hMCPi0DalitzElectronPt[iCut] = new TH1F("MC_Pi0DalitzElectron_Pt","MC_Pi0DalitzElectron_Pt",1000,0,25); |
| 86eaf9ae |
1010 | hMCPi0DalitzElectronPt[iCut]->Sumw2(); |
| 0f8c33c1 |
1011 | fMCList[iCut]->Add(hMCPi0DalitzElectronPt[iCut]); |
| 1012 | |
| 1013 | |
| 1014 | hMCPi0Pt[iCut] = new TH1F("MC_Pi0_Pt","MC_Pi0_Pt",250,0,25); |
| 86eaf9ae |
1015 | hMCPi0Pt[iCut]->Sumw2(); |
| 0f8c33c1 |
1016 | fMCList[iCut]->Add(hMCPi0Pt[iCut]); |
| 1017 | |
| 1018 | hMCPi0GGPt[iCut] = new TH1F("MC_Pi0_GG_Pt","MC_Pi0_GG_Pt",250,0,25); |
| 86eaf9ae |
1019 | hMCPi0GGPt[iCut]->Sumw2(); |
| 0f8c33c1 |
1020 | fMCList[iCut]->Add(hMCPi0GGPt[iCut]); |
| 1021 | |
| 1022 | hMCEtaPt[iCut] = new TH1F("MC_Eta_Pt","MC_Eta_Pt",250,0,25); |
| 86eaf9ae |
1023 | hMCEtaPt[iCut]->Sumw2(); |
| 0f8c33c1 |
1024 | fMCList[iCut]->Add(hMCEtaPt[iCut]); |
| 1025 | |
| 1026 | hMCEtaGGPt[iCut] = new TH1F("MC_Eta_GG_Pt","MC_Eta_GG_Pt",250,0,25); |
| 86eaf9ae |
1027 | hMCEtaGGPt[iCut]->Sumw2(); |
| 0f8c33c1 |
1028 | fMCList[iCut]->Add(hMCEtaGGPt[iCut]); |
| 1029 | |
| 1030 | hMCPi0InAccPt[iCut] = new TH1F("MC_Pi0DalitzInAcc_Pt","MC_Pi0DalitzInAcc_Pt",250,0,25); |
| 86eaf9ae |
1031 | hMCPi0InAccPt[iCut]->Sumw2(); |
| 0f8c33c1 |
1032 | fMCList[iCut]->Add(hMCPi0InAccPt[iCut]); |
| 1033 | |
| 1034 | hMCEtaInAccPt[iCut] = new TH1F("MC_EtaDalitzInAcc_Pt","MC_EtaDalitzInAcc_Pt",250,0,25); |
| 86eaf9ae |
1035 | hMCEtaInAccPt[iCut]->Sumw2(); |
| 0f8c33c1 |
1036 | fMCList[iCut]->Add(hMCEtaInAccPt[iCut]); |
| f4d5bd23 |
1037 | |
| 1038 | |
| 0f8c33c1 |
1039 | |
| 1040 | hMCChiCPt[iCut] = new TH1F("MC_ChiC_Pt","MC_ChiC_Pt",250,0,25); |
| 1041 | fMCList[iCut]->Add(hMCChiCPt[iCut]); |
| 1042 | |
| 1043 | hMCChiCInAccPt[iCut] = new TH1F("MC_ChiCInAcc_Pt","MC_ChiCInAcc_Pt",250,0,25); |
| 1044 | fMCList[iCut]->Add(hMCChiCInAccPt[iCut]); |
| f4d5bd23 |
1045 | |
| 1046 | if ( fDoMesonQA ) { |
| 1047 | |
| e3d15e19 |
1048 | hMCPi0EposEnegInvMassPt[iCut] = new TH2F("MC_Pi0EposEneg_InvMassPt","MC_Pi0EposEneg_InvMassPt",499,0.001,0.5,100,0.,10.); |
| f4d5bd23 |
1049 | fMCList[iCut]->Add(hMCPi0EposEnegInvMassPt[iCut]); |
| 1050 | |
| 1051 | hMCEtaEposEnegInvMassPt[iCut] = new TH2F("MC_EtaEposEneg_InvMassPt","MC_EtaEposEneg_InvMassPt",800,0.,0.8,100,0.,10.); |
| 1052 | fMCList[iCut]->Add(hMCEtaEposEnegInvMassPt[iCut]); |
| 1053 | |
| e3d15e19 |
1054 | |
| 1055 | |
| 1056 | TAxis *MassMCAxisAfter = hMCPi0EposEnegInvMassPt[iCut]->GetXaxis(); |
| 1057 | Int_t bins = MassMCAxisAfter->GetNbins(); |
| 1058 | Double_t from = MassMCAxisAfter->GetXmin(); |
| 1059 | Double_t to = MassMCAxisAfter->GetXmax(); |
| 1060 | Double_t *MassMCnewBins = new Double_t[bins+1]; |
| 1061 | MassMCnewBins[0] = from; |
| 1062 | Double_t factor = TMath::Power(to/from, 1./bins); |
| 1063 | |
| 1064 | for(Int_t i=1; i<=bins; ++i) MassMCnewBins[i] = factor * MassMCnewBins[i-1]; |
| 1065 | MassMCAxisAfter->Set(bins,MassMCnewBins); |
| 1066 | //MassMCAxisAfter = hMCEtaEposEnegInvMassPt[iCut]->GetXaxis(); |
| 1067 | //MassMCAxisAfter->Set(bins,MassMCnewBins); |
| 1068 | delete [] MassMCnewBins; |
| 1069 | |
| 1070 | |
| 1071 | |
| 1072 | |
| 1073 | |
| 1074 | |
| f4d5bd23 |
1075 | } |
| 1076 | |
| 1077 | |
| a280ac15 |
1078 | |
| 1079 | fTrueList[iCut] = new TList(); |
| 1080 | fTrueList[iCut]->SetName(Form("%s_%s_%s True histograms",cutstringGamma.Data(),cutstringElectron.Data(),cutstringMeson.Data())); |
| 1081 | fTrueList[iCut]->SetOwner(kTRUE); |
| 1082 | fCutFolder[iCut]->Add(fTrueList[iCut]); |
| 1083 | |
| fcc79cf5 |
1084 | if ( fDoMesonQA ) { |
| a072aeaa |
1085 | |
| 1086 | |
| e3d15e19 |
1087 | hESDEposEnegTruePi0DalitzInvMassPt[iCut] = new TH2F("ESD_EposEneg_TruePi0Dalitz_InvMassPt","ESD_EposEneg_TruePi0Dalitz_InvMassPt",499,0.001,0.5,100,0.,10.); |
| ae947965 |
1088 | fTrueList[iCut]->Add(hESDEposEnegTruePi0DalitzInvMassPt[iCut]); |
| 2d49ea4c |
1089 | |
| 1090 | hESDEposEnegTruePrimPi0DalitzInvMass[iCut] = new TH1F("ESD_EposEneg_TruePrimPi0Dalitz_InvMass","ESD_EposEneg_TruePrimPi0Dalitz_InvMass",500,0.,0.5); |
| 1091 | fTrueList[iCut]->Add(hESDEposEnegTruePrimPi0DalitzInvMass[iCut]); |
| a072aeaa |
1092 | |
| 1093 | hESDEposEnegTruePi0DalitzPsiPairDPhi[iCut] = new TH2F("ESD_EposEneg_TruePi0Dalitz_PsiPair_DPhi","ESD_EposEneg_TruePi0Dalitz_PsiPair_DPhi", 100, -1.0,1.0,100,-1.0,1.0 ); |
| 1094 | fTrueList[iCut]->Add(hESDEposEnegTruePi0DalitzPsiPairDPhi[iCut]); |
| 1095 | |
| ccfa8c0d |
1096 | |
| 2d49ea4c |
1097 | hESDEposEnegTrueEtaDalitzInvMassPt[iCut] = new TH2F("ESD_EposEneg_TrueEtaDalitz_InvMassPt","ESD_EposEneg_TrueEtaDalitz_InvMassPt",700,0.,0.7,100,0.,10.); |
| ae947965 |
1098 | fTrueList[iCut]->Add(hESDEposEnegTrueEtaDalitzInvMassPt[iCut]); |
| 2d49ea4c |
1099 | |
| 1100 | hESDEposEnegTruePrimEtaDalitzInvMass[iCut] = new TH1F("ESD_EposEneg_TruePrimEtaDalitz_InvMass","ESD_EposEneg_TruePrimEtaDalitz_InvMass",700,0.,0.7); |
| 1101 | fTrueList[iCut]->Add(hESDEposEnegTruePrimEtaDalitzInvMass[iCut]); |
| a072aeaa |
1102 | |
| 1103 | hESDEposEnegTrueEtaDalitzPsiPairDPhi[iCut] = new TH2F("ESD_EposEneg_TrueEtaDalitz_PsiPair_DPhi","ESD_EposEneg_TrueEtaDalitz_PsiPair_DPhi", 100, -1.0,1.0,100,-1.0,1.0 ); |
| 1104 | fTrueList[iCut]->Add(hESDEposEnegTrueEtaDalitzPsiPairDPhi[iCut]); |
| ccfa8c0d |
1105 | |
| f4d5bd23 |
1106 | hESDEposEnegTruePhotonInvMassPt[iCut] = new TH2F("ESD_EposEneg_TruePhoton_InvMassPt","ESD_EposEneg_TruePhoton_InvMassPt",500,0.,0.5,100,0.,10.); |
| ae947965 |
1107 | fTrueList[iCut]->Add(hESDEposEnegTruePhotonInvMassPt[iCut]); |
| f4d5bd23 |
1108 | |
| 1109 | hESDEposEnegTrueInvMassPt[iCut] = new TH2F("ESD_EposEneg_True_InvMassPt","ESD_EposEneg_True_InvMassPt",5000,0.,5.,100,0.,10.); |
| 1110 | fTrueList[iCut]->Add(hESDEposEnegTrueInvMassPt[iCut]); |
| a072aeaa |
1111 | |
| 1112 | hESDEposEnegTruePhotonPsiPairDPhi[iCut] = new TH2F("ESD_EposEneg_TruePhoton_PsiPair_DPhi","ESD_EposEneg_TruePhoton_PsiPair_DPhi", 100, -1.0,1.0,100,-1.0,1.0 ); |
| 1113 | fTrueList[iCut]->Add(hESDEposEnegTruePhotonPsiPairDPhi[iCut]); |
| 1114 | |
| ae947965 |
1115 | hESDEposEnegTrueJPsiInvMassPt[iCut] = new TH2F("ESD_EposEneg_TrueJPsi_InvMassPt","ESD_EposEneg_TrueJPsi_InvMassPt",5000,0.,5.,100,0.,10.); |
| 1116 | fTrueList[iCut]->Add(hESDEposEnegTrueJPsiInvMassPt[iCut]); |
| e3d15e19 |
1117 | |
| 1118 | |
| 1119 | |
| 1120 | TAxis *MassTrueAxisAfter = hESDEposEnegTruePi0DalitzInvMassPt[iCut]->GetXaxis(); |
| 1121 | Int_t bins = MassTrueAxisAfter->GetNbins(); |
| 1122 | Double_t from = MassTrueAxisAfter->GetXmin(); |
| 1123 | Double_t to = MassTrueAxisAfter->GetXmax(); |
| 1124 | Double_t *MassMCnewBins = new Double_t[bins+1]; |
| 1125 | |
| 1126 | MassMCnewBins[0] = from; |
| 1127 | Double_t factor = TMath::Power(to/from, 1./bins); |
| 1128 | |
| 1129 | for(Int_t i=1; i<=bins; ++i) MassMCnewBins[i] = factor * MassMCnewBins[i-1]; |
| 1130 | MassTrueAxisAfter->Set(bins,MassMCnewBins); |
| 1131 | //MassTrueAxisAfter = hMCEtaEposEnegInvMassPt[iCut]->GetXaxis(); |
| 1132 | //MassTrueAxisAfter->Set(bins,MassMCnewBins); |
| 1133 | |
| 1134 | delete [] MassMCnewBins; |
| a072aeaa |
1135 | |
| 1136 | |
| 1137 | |
| fcc79cf5 |
1138 | } |
| 0f8c33c1 |
1139 | |
| ccfa8c0d |
1140 | |
| ae947965 |
1141 | hESDTruePositronPt[iCut] = new TH1F("ESD_TruePositron_Pt","ESD_TruePositron_Pt",1000,0,25); |
| ccfa8c0d |
1142 | fTrueList[iCut]->Add(hESDTruePositronPt[iCut]); |
| 1143 | |
| ae947965 |
1144 | hESDTrueElectronPt[iCut] = new TH1F("ESD_TrueElectron_Pt","ESD_TrueElectron_Pt",1000,0,25); |
| ccfa8c0d |
1145 | fTrueList[iCut]->Add(hESDTrueElectronPt[iCut]); |
| ae947965 |
1146 | |
| 1147 | hESDTrueSecPositronPt[iCut] = new TH1F("ESD_TrueSecPositron_Pt","ESD_TrueSecPositron_Pt",1000,0,25); |
| 1148 | fTrueList[iCut]->Add(hESDTrueSecPositronPt[iCut]); |
| 1149 | |
| 1150 | hESDTrueSecElectronPt[iCut] = new TH1F("ESD_TrueSecElectron_Pt","ESD_TrueSecElectron_Pt",1000,0,25); |
| 1151 | fTrueList[iCut]->Add(hESDTrueSecElectronPt[iCut]); |
| ccfa8c0d |
1152 | |
| a280ac15 |
1153 | hESDTrueConvGammaPt[iCut] = new TH1F("ESD_TrueConvGamma_Pt","ESD_TrueConvGamma_Pt",250,0,25); |
| 1154 | fTrueList[iCut]->Add(hESDTrueConvGammaPt[iCut]); |
| ae947965 |
1155 | |
| 1156 | hESDTrueSecConvGammaPt[iCut] = new TH1F("ESD_TrueSecConvGamma_Pt","ESD_TrueSecConvGamma_Pt",250,0,25); |
| 1157 | fTrueList[iCut]->Add(hESDTrueSecConvGammaPt[iCut]); |
| a280ac15 |
1158 | |
| ccfa8c0d |
1159 | hESDTruePi0DalitzConvGammaPt[iCut] = new TH1F("ESD_TruePi0DalitzConvGamma_Pt","ESD_TruePi0DalitzConvGamma_Pt",250,0,25); |
| 1160 | fTrueList[iCut]->Add(hESDTruePi0DalitzConvGammaPt[iCut]); |
| 1161 | |
| ae947965 |
1162 | hESDTruePi0DalitzElectronPt[iCut] = new TH1F("ESD_TruePi0DalitzElectron_Pt","ESD_TruePi0DalitzElectron_Pt",1000,0,25); |
| ccfa8c0d |
1163 | fTrueList[iCut]->Add(hESDTruePi0DalitzElectronPt[iCut]); |
| 1164 | |
| ae947965 |
1165 | hESDTruePi0DalitzPositronPt[iCut] = new TH1F("ESD_TruePi0DalitzPositron_Pt","ESD_TruePi0DalitzPositron_Pt",1000,0,25); |
| ccfa8c0d |
1166 | fTrueList[iCut]->Add(hESDTruePi0DalitzPositronPt[iCut]); |
| ae947965 |
1167 | |
| 1168 | hESDTruePi0DalitzSecConvGammaPt[iCut] = new TH1F("ESD_TruePi0DalitzSecConvGamma_Pt","ESD_TruePi0DalitzSecConvGamma_Pt",250,0,25); |
| 1169 | fTrueList[iCut]->Add(hESDTruePi0DalitzSecConvGammaPt[iCut]); |
| 1170 | |
| 1171 | hESDTruePi0DalitzSecElectronPt[iCut] = new TH1F("ESD_TruePi0DalitzSecElectron_Pt","ESD_TruePi0DalitzSecElectron_Pt",1000,0,25); |
| 1172 | fTrueList[iCut]->Add(hESDTruePi0DalitzSecElectronPt[iCut]); |
| ccfa8c0d |
1173 | |
| ae947965 |
1174 | hESDTruePi0DalitzSecPositronPt[iCut] = new TH1F("ESD_TruePi0DalitzSecPositron_Pt","ESD_TruePi0DalitzSecPositron_Pt",1000,0,25); |
| 1175 | fTrueList[iCut]->Add(hESDTruePi0DalitzSecPositronPt[iCut]); |
| ccfa8c0d |
1176 | |
| fcc79cf5 |
1177 | if( fDoChicAnalysis) { |
| 1178 | |
| 1179 | hESDTrueMotherChiCInvMassPt[iCut] = new TH2F("ESD_TrueMotherChiC_InvMass_Pt","ESD_TrueMotherChiC_InvMass_Pt",4000,0,4,250,0,25); |
| 0f8c33c1 |
1180 | fTrueList[iCut]->Add(hESDTrueMotherChiCInvMassPt[iCut]); |
| ccfa8c0d |
1181 | |
| fcc79cf5 |
1182 | hESDTrueMotherChiCDiffInvMassPt[iCut] = new TH2F("ESD_TrueMotherChiCDiff_InvMass_Pt","ESD_TrueMotherChiCDiff_InvMass_Pt",2000,0,2,250,0,25); |
| ae947965 |
1183 | fTrueList[iCut]->Add(hESDTrueMotherChiCDiffInvMassPt[iCut]); |
| fcc79cf5 |
1184 | |
| 1185 | } |
| ccfa8c0d |
1186 | |
| 8a52eed5 |
1187 | hESDTrueMotherInvMassPt[iCut] = new TH2F("ESD_TrueMother_InvMass_Pt","ESD_TrueMother_InvMass_Pt",800,0,0.8,250,0,25); |
| 86eaf9ae |
1188 | hESDTrueMotherInvMassPt[iCut]->Sumw2(); |
| a280ac15 |
1189 | fTrueList[iCut]->Add(hESDTrueMotherInvMassPt[iCut]); |
| 4803eb1f |
1190 | |
| 8a52eed5 |
1191 | hESDTrueMotherDalitzInvMassPt[iCut] = new TH2F("ESD_TrueMother_Dalitz_InvMass_Pt","ESD_TrueMother_Dalitz_InvMass_Pt",800,0,0.8,250,0,25); |
| 86eaf9ae |
1192 | hESDTrueMotherDalitzInvMassPt[iCut]->Sumw2(); |
| 4803eb1f |
1193 | fTrueList[iCut]->Add(hESDTrueMotherDalitzInvMassPt[iCut]); |
| 1194 | |
| 1195 | |
| 1196 | |
| 1197 | |
| a280ac15 |
1198 | |
| 8a52eed5 |
1199 | hESDTrueMotherPi0GGInvMassPt[iCut] = new TH2F("ESD_TrueMotherPi0GG_InvMass_Pt","ESD_TrueMotherPi0GG_InvMass_Pt",800,0,0.8,250,0,25); |
| 86eaf9ae |
1200 | hESDTrueMotherPi0GGInvMassPt[iCut]->Sumw2(); |
| a280ac15 |
1201 | fTrueList[iCut]->Add(hESDTrueMotherPi0GGInvMassPt[iCut]); |
| 86eaf9ae |
1202 | |
| 1203 | hESDTruePrimaryMotherPi0GGInvMassPt[iCut] = new TH2F("ESD_TruePrimaryMotherPi0GG_InvMass_Pt","ESD_TruePrimaryMotherPi0GG_InvMass_Pt",800,0,0.8,250,0,25); |
| 1204 | hESDTruePrimaryMotherPi0GGInvMassPt[iCut]->Sumw2(); |
| 1205 | fTrueList[iCut]->Add(hESDTruePrimaryMotherPi0GGInvMassPt[iCut]); |
| 1206 | |
| 1207 | hESDTrueSecondaryMotherPi0GGInvMassPt[iCut] = new TH2F("ESD_TrueSecondaryMotherPi0GG_InvMass_Pt","ESD_TrueSecondaryMotherPi0GG_InvMass_Pt",800,0,0.8,250,0,25); |
| 1208 | hESDTrueSecondaryMotherPi0GGInvMassPt[iCut]->Sumw2(); |
| 1209 | fTrueList[iCut]->Add(hESDTrueSecondaryMotherPi0GGInvMassPt[iCut]); |
| 1210 | |
| a280ac15 |
1211 | hESDTruePrimaryPi0DalitzESDPtMCPt[iCut] = new TH2F("ESD_TruePrimaryPi0Dalitz_ESDPt_MCPt","ESD_TruePrimaryPi0Dalitz_ESDPt_MCPt",250,0,25,250,0,25); |
| 86eaf9ae |
1212 | hESDTruePrimaryPi0DalitzESDPtMCPt[iCut]->Sumw2(); |
| a280ac15 |
1213 | fTrueList[iCut]->Add(hESDTruePrimaryPi0DalitzESDPtMCPt[iCut]); |
| 8a52eed5 |
1214 | hESDTruePrimaryMotherInvMassMCPt[iCut] = new TH2F("ESD_TruePrimaryMother_InvMass_MCPt","ESD_TrueDalitzPrimaryMother_InvMass_MCPt",800,0,0.8,250,0,25); |
| 86eaf9ae |
1215 | hESDTruePrimaryMotherInvMassMCPt[iCut]->Sumw2(); |
| a280ac15 |
1216 | fTrueList[iCut]->Add(hESDTruePrimaryMotherInvMassMCPt[iCut]); |
| 86eaf9ae |
1217 | hESDTruePrimaryMotherInvMassPt[iCut] = new TH2F("ESD_TruePrimaryMother_InvMass_Pt","ESD_TruePrimaryMother_InvMass_Pt",800,0,0.8,250,0,25); |
| 1218 | hESDTruePrimaryMotherInvMassPt[iCut]->Sumw2(); |
| 1219 | fTrueList[iCut]->Add(hESDTruePrimaryMotherInvMassPt[iCut]); |
| 1220 | hESDTruePrimaryMotherW0WeightingInvMassPt[iCut] = new TH2F("ESD_TruePrimaryMotherW0Weighting_InvMass_Pt","ESD_TruePrimaryMotherW0Weighting_InvMass_Pt",800,0,0.8,250,0,25); |
| 1221 | hESDTruePrimaryMotherW0WeightingInvMassPt[iCut]->Sumw2(); |
| 1222 | fTrueList[iCut]->Add(hESDTruePrimaryMotherW0WeightingInvMassPt[iCut]); |
| 1223 | |
| 8a52eed5 |
1224 | hESDTrueSecondaryMotherInvMassPt[iCut] = new TH2F("ESD_TrueDalitzSecondaryMother_InvMass_Pt","ESD_TrueDalitzSecondaryMother_InvMass_Pt",800,0,0.8,250,0,25); |
| 86eaf9ae |
1225 | hESDTrueSecondaryMotherInvMassPt[iCut]->Sumw2(); |
| a280ac15 |
1226 | fTrueList[iCut]->Add(hESDTrueSecondaryMotherInvMassPt[iCut]); |
| 1227 | // hESDTrueSecondaryMotherFromK0sInvMassPt[iCut] = new TH2F("ESD_TrueDalitzSecondaryMotherFromK0s_InvMass_Pt","ESD_TrueDalitzSecondaryMotherFromK0s_InvMass_Pt",1000,0,1,250,0,25); |
| 1228 | // fTrueList[iCut]->Add(hESDTrueSecondaryMotherFromK0sInvMassPt[iCut]); |
| 8a52eed5 |
1229 | hESDTrueBckGGInvMassPt[iCut] = new TH2F("ESD_TrueDalitzBckGG_InvMass_Pt","ESD_TrueDalitzBckGG_InvMass_Pt",800,0,0.8,250,0,25); |
| a280ac15 |
1230 | fTrueList[iCut]->Add(hESDTrueBckGGInvMassPt[iCut]); |
| 8a52eed5 |
1231 | hESDTrueBckContInvMassPt[iCut] = new TH2F("ESD_TrueDalitzBckCont_InvMass_Pt","ESD_TrueDalitzBckCont_InvMass_Pt",800,0,0.8,250,0,25); |
| a280ac15 |
1232 | fTrueList[iCut]->Add(hESDTrueBckContInvMassPt[iCut]); |
| 1233 | // hESDTrueMotherGGInvMassPt[iCut] = new TH2F("ESD_TrueGammaGamma_InvMass_Pt","ESD_TrueGammaGamma_InvMass_Pt",1000,0,1,250,0,25); |
| 1234 | // fTrueList[iCut]->Add(hESDTrueMotherGGInvMassPt[iCut]); |
| 1235 | |
| 1236 | } |
| 1237 | } |
| 03adb3ac |
1238 | |
| 1239 | fV0Reader=(AliV0ReaderV1*)AliAnalysisManager::GetAnalysisManager()->GetTask("V0ReaderV1"); |
| 1240 | if(!fV0Reader){printf("Error: No V0 Reader");return;} // GetV0Reader |
| 1241 | |
| 1242 | if(fV0Reader) |
| 1243 | if((AliConversionCuts*)fV0Reader->GetConversionCuts()) |
| 1244 | if(((AliConversionCuts*)fV0Reader->GetConversionCuts())->GetCutHistograms()) |
| 1245 | fOutputContainer->Add(((AliConversionCuts*)fV0Reader->GetConversionCuts())->GetCutHistograms()); |
| 1246 | |
| 1247 | |
| 1248 | |
| 1249 | fElecSelector=(AliDalitzElectronSelector*)AliAnalysisManager::GetAnalysisManager()->GetTask("ElectronSelector"); |
| 1250 | if(!fElecSelector){printf("Error: No ElectronSelector");return;} // GetV0Reader |
| 1251 | |
| 1252 | if( fElecSelector ){ |
| 1253 | |
| 1254 | if ( ((AliDalitzElectronCuts*)fElecSelector->GetDalitzElectronCuts())->GetCutHistograms() ){ |
| 1255 | fOutputContainer->Add( ((AliDalitzElectronCuts*)fElecSelector->GetDalitzElectronCuts())->GetCutHistograms() ); |
| 1256 | } |
| 1257 | } |
| 1258 | |
| 1259 | for(Int_t iCut = 0; iCut<fnCuts;iCut++){ |
| 1260 | |
| 1261 | if( fCutElectronArray ){ |
| 1262 | if( ((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->GetCutHistograms() ) { |
| 1263 | fCutFolder[iCut]->Add( ((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->GetCutHistograms() ); |
| 1264 | } |
| 1265 | } |
| 1266 | |
| 1267 | if( fCutMesonArray ) { |
| 1268 | if( ((AliConversionMesonCuts*)fCutMesonArray->At(iCut))->GetCutHistograms() ) { |
| 1269 | fCutFolder[iCut]->Add( ((AliConversionMesonCuts*)fCutMesonArray->At(iCut))->GetCutHistograms()); |
| 1270 | } |
| 1271 | } |
| 1272 | |
| 1273 | if( fCutGammaArray ) { |
| 1274 | if( ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutHistograms() ) { |
| 1275 | fCutFolder[iCut]->Add( ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutHistograms() ); |
| 1276 | } |
| 1277 | } |
| 1278 | } |
| a280ac15 |
1279 | |
| 1280 | PostData(1, fOutputContainer); |
| 2bb2434e |
1281 | |
| 1282 | } |
| 1283 | |
| 1284 | //______________________________________________________________________ |
| 1285 | void AliAnalysisTaskGammaConvDalitzV1::UserExec(Option_t *) |
| 1286 | { |
| a280ac15 |
1287 | |
| 1288 | // |
| 1289 | // Execute analysis for current event |
| 1290 | // |
| 1291 | |
| 2bb2434e |
1292 | fV0Reader=(AliV0ReaderV1*)AliAnalysisManager::GetAnalysisManager()->GetTask("V0ReaderV1"); |
| 1293 | if(!fV0Reader){printf("Error: No V0 Reader");return;} // GetV0Reader |
| 1294 | |
| a280ac15 |
1295 | |
| 2bb2434e |
1296 | Int_t eventQuality = ((AliConversionCuts*)fV0Reader->GetConversionCuts())->GetEventQuality(); |
| 1297 | |
| a280ac15 |
1298 | if(eventQuality == 2 || eventQuality == 3){// Event Not Accepted due to MC event missing or wrong trigger for V0ReaderV1 |
| ae947965 |
1299 | for(Int_t iCut = 0; iCut<fnCuts; iCut++){ |
| 1300 | hNEvents[iCut]->Fill(eventQuality); |
| 1301 | } |
| 2bb2434e |
1302 | return; |
| 1303 | } |
| 1304 | |
| a280ac15 |
1305 | |
| 2bb2434e |
1306 | fElecSelector=(AliDalitzElectronSelector*)AliAnalysisManager::GetAnalysisManager()->GetTask("ElectronSelector"); |
| 1307 | if(!fElecSelector){printf("Error: No ElectronSelector");return;} // GetV0Reader |
| 1308 | |
| 1309 | |
| ae947965 |
1310 | if(fIsMC) fMCEvent = MCEvent(); |
| a280ac15 |
1311 | fESDEvent = (AliESDEvent*)InputEvent(); |
| 1312 | fReaderGammas = fV0Reader->GetReconstructedGammas(); // Gammas from default Cut |
| 2bb2434e |
1313 | fSelectorElectronIndex = fElecSelector->GetReconstructedElectronsIndex(); // Electrons from default Cut |
| 1314 | fSelectorPositronIndex = fElecSelector->GetReconstructedPositronsIndex(); // Positrons from default Cut |
| 2bb2434e |
1315 | |
| 58326f11 |
1316 | CountESDTracks(); // Estimate Event Multiplicity |
| fcc79cf5 |
1317 | fNumberOfESDTracks = fV0Reader->GetNumberOfPrimaryTracks(); |
| a280ac15 |
1318 | //AddTaskContainers(); //Add conatiner |
| 2bb2434e |
1319 | |
| a280ac15 |
1320 | for(Int_t iCut = 0; iCut<fnCuts; iCut++){ |
| 2bb2434e |
1321 | fiCut = iCut; |
| 1322 | |
| a280ac15 |
1323 | Int_t eventNotAccepted = |
| 1324 | ((AliConversionCuts*)fCutGammaArray->At(iCut)) |
| 1325 | ->IsEventAcceptedByConversionCut(fV0Reader->GetConversionCuts(),fInputEvent,fMCEvent,fIsHeavyIon); |
| ae947965 |
1326 | |
| a280ac15 |
1327 | if(eventNotAccepted){ |
| 1328 | // cout << "event rejected due to wrong trigger: " <<eventNotAccepted << endl; |
| 1329 | hNEvents[iCut]->Fill(eventNotAccepted); // Check Centrality, PileUp, SDD and V0AND --> Not Accepted => eventQuality = 1 |
| 2bb2434e |
1330 | continue; |
| a280ac15 |
1331 | } |
| 2bb2434e |
1332 | |
| a280ac15 |
1333 | if(eventQuality != 0){// Event Not Accepted |
| 1334 | // cout << "event rejected due to: " <<eventQuality << endl; |
| 1335 | hNEvents[iCut]->Fill(eventQuality); |
| 1336 | continue; |
| 2bb2434e |
1337 | } |
| a280ac15 |
1338 | |
| 2bb2434e |
1339 | hNEvents[iCut]->Fill(eventQuality); |
| 1340 | |
| 1341 | hNGoodESDTracks[iCut]->Fill(fNumberOfESDTracks); |
| 7b3733f6 |
1342 | |
| 1343 | if(((AliConversionCuts*)fCutGammaArray->At(iCut))->IsHeavyIon() == 2) hNV0Tracks[iCut]->Fill(fInputEvent->GetVZEROData()->GetMTotV0A()); |
| 1344 | else hNV0Tracks[iCut]->Fill(fInputEvent->GetVZEROData()->GetMTotV0A()+fInputEvent->GetVZEROData()->GetMTotV0C()); |
| 1345 | |
| 2bb2434e |
1346 | |
| 1347 | if(fMCEvent){ // Process MC Particle |
| ae947965 |
1348 | |
| 1349 | |
| 1350 | |
| 1351 | fMCStack = fMCEvent->Stack(); |
| 1352 | |
| 1353 | if(((AliConversionCuts*)fCutGammaArray->At(iCut))->GetSignalRejection() != 0){ |
| 1354 | ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetNotRejectedParticles(((AliConversionCuts*)fCutGammaArray->At(iCut))->GetSignalRejection(), |
| 1355 | ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetAcceptedHeader(), |
| 1356 | fMCEvent); |
| 1357 | } |
| 1358 | |
| 2bb2434e |
1359 | ProcessMCParticles(); |
| 1360 | } |
| 1361 | |
| 1362 | ProcessPhotonCandidates(); // Process this cuts gammas |
| 1363 | ProcessElectronCandidates(); // Process this cuts gammas |
| ae947965 |
1364 | |
| 1365 | if(((AliConversionMesonCuts*)fCutMesonArray->At(iCut))->UseMCPSmearing() && fMCEvent){ |
| 1366 | |
| 1367 | fUnsmearedPx = new Double_t[fGoodGammas->GetEntries()]; // Store unsmeared Momenta |
| 1368 | fUnsmearedPy = new Double_t[fGoodGammas->GetEntries()]; |
| 1369 | fUnsmearedPz = new Double_t[fGoodGammas->GetEntries()]; |
| 1370 | fUnsmearedE = new Double_t[fGoodGammas->GetEntries()]; |
| 1371 | |
| 1372 | for(Int_t gamma=0;gamma<fGoodGammas->GetEntries();gamma++){ // Smear the AODPhotons in MC |
| 1373 | |
| 1374 | fUnsmearedPx[gamma] = ((AliAODConversionPhoton*)fGoodGammas->At(gamma))->Px(); |
| 1375 | fUnsmearedPy[gamma] = ((AliAODConversionPhoton*)fGoodGammas->At(gamma))->Py(); |
| 1376 | fUnsmearedPz[gamma] = ((AliAODConversionPhoton*)fGoodGammas->At(gamma))->Pz(); |
| 1377 | fUnsmearedE[gamma] = ((AliAODConversionPhoton*)fGoodGammas->At(gamma))->E(); |
| 1378 | ((AliConversionMesonCuts*)fCutMesonArray->At(iCut))->SmearParticle(dynamic_cast<AliAODConversionPhoton*>(fGoodGammas->At(gamma))); |
| 1379 | |
| 1380 | } |
| 1381 | } |
| 1382 | |
| 1383 | |
| 2bb2434e |
1384 | CalculatePi0DalitzCandidates(); |
| 1385 | CalculateBackground(); |
| 1386 | UpdateEventByEventData(); |
| ae947965 |
1387 | |
| 58326f11 |
1388 | if ( fDoMesonQA ) { |
| 1389 | |
| 1390 | hNGoodESDTracksVsNGoodGammas[iCut]->Fill(fNumberOfESDTrackskBoth,fGoodGammas->GetEntries()); |
| 1391 | hNGoodESDTracksVsNGoodVGammas[iCut]->Fill(fNumberOfESDTrackskBoth,fGoodVirtualGammas->GetEntries()); |
| 1392 | |
| 1393 | |
| 1394 | } |
| 1395 | |
| ae947965 |
1396 | |
| 1397 | if(((AliConversionMesonCuts*)fCutMesonArray->At(iCut))->UseMCPSmearing() && fMCEvent){ |
| 1398 | |
| 1399 | for(Int_t gamma=0;gamma<fGoodGammas->GetEntries();gamma++){ // Smear the AODPhotons in MC |
| 1400 | ((AliAODConversionPhoton*)fGoodGammas->At(gamma))->SetPx(fUnsmearedPx[gamma]); // Reset Unsmeared Momenta |
| 1401 | ((AliAODConversionPhoton*)fGoodGammas->At(gamma))->SetPy(fUnsmearedPy[gamma]); |
| 1402 | ((AliAODConversionPhoton*)fGoodGammas->At(gamma))->SetPz(fUnsmearedPz[gamma]); |
| 1403 | ((AliAODConversionPhoton*)fGoodGammas->At(gamma))->SetE(fUnsmearedE[gamma]); |
| 1404 | } |
| 1405 | delete[] fUnsmearedPx; fUnsmearedPx = 0x0; |
| 1406 | delete[] fUnsmearedPy; fUnsmearedPy = 0x0; |
| 1407 | delete[] fUnsmearedPz; fUnsmearedPz = 0x0; |
| 1408 | delete[] fUnsmearedE; fUnsmearedE = 0x0; |
| 1409 | |
| 1410 | } |
| a280ac15 |
1411 | |
| 1412 | |
| 2bb2434e |
1413 | fGoodGammas->Clear(); // delete this cuts good gammas |
| 1414 | fGoodVirtualGammas->Clear(); // delete this cuts good gammas |
| 1415 | } |
| 1416 | |
| a280ac15 |
1417 | fSelectorElectronIndex.clear(); |
| 1418 | fSelectorPositronIndex.clear(); |
| 2bb2434e |
1419 | |
| a280ac15 |
1420 | PostData( 1, fOutputContainer ); |
| 2bb2434e |
1421 | } |
| 1422 | |
| ae947965 |
1423 | Bool_t AliAnalysisTaskGammaConvDalitzV1::Notify() |
| 1424 | { |
| 1425 | for(Int_t iCut = 0; iCut<fnCuts;iCut++){ |
| 8a52eed5 |
1426 | |
| 1427 | |
| 1428 | if( !((AliConversionCuts*)fCutGammaArray->At(iCut))->GetDoEtaShift() ){ |
| 1429 | |
| 1430 | /*if (((AliConversionCuts*)fCutGammaArray->At(iCut))->GetEtaShift() != 0.){ |
| 1431 | printf("Error: Gamma Conversion Dalitz Task %s :: Eta Shift not requested but set to %f, reset to 00. \n\n", |
| 1432 | (((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutNumber()).Data(),((AliConversionCuts*)fCutGammaArray->At(iCut))->GetEtaShift()); |
| 1433 | ((AliConversionCuts*)fCutGammaArray->At(iCut))->SetEtaShift(0.); |
| 1434 | ((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->SetEtaShift(0.); |
| 1435 | |
| 1436 | |
| 1437 | }*/ |
| 1438 | hEtaShift[iCut]->Fill(0.,0.); |
| 1439 | continue; // No Eta Shift requested, continue |
| 1440 | } |
| 1441 | |
| ae947965 |
1442 | |
| 1443 | if( ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetEtaShift() == 0.0){ // Eta Shift requested but not set, get shift automatically |
| 1444 | ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCorrectEtaShiftFromPeriod(fV0Reader->GetPeriodName()); |
| 1445 | ((AliConversionCuts*)fCutGammaArray->At(iCut))->DoEtaShift(kFALSE); // Eta Shift Set, make sure that it is called only once |
| 1446 | ((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->SetEtaShift( ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetEtaShift() ); |
| 8a52eed5 |
1447 | hEtaShift[iCut]->Fill(0.,(((AliConversionCuts*)fCutGammaArray->At(iCut))->GetEtaShift())); |
| ae947965 |
1448 | continue; |
| 1449 | } |
| 1450 | else{ |
| fcc79cf5 |
1451 | printf(" Gamma Conversion Dalitz Task %s :: Eta Shift Manually Set to %f \n\n", |
| ae947965 |
1452 | (((AliConversionCuts*)fCutGammaArray->At(iCut))->GetCutNumber()).Data(),((AliConversionCuts*)fCutGammaArray->At(iCut))->GetEtaShift()); |
| 1453 | ((AliConversionCuts*)fCutGammaArray->At(iCut))->DoEtaShift(kFALSE); // Eta Shift Set, make sure that it is called only once |
| 1454 | ((AliDalitzElectronCuts*)fCutElectronArray->At(iCut))->SetEtaShift( ((AliConversionCuts*)fCutGammaArray->At(iCut))->GetEtaShift() ); |
| 8a52eed5 |
1455 | hEtaShift[iCut]->Fill(0.,(((AliConversionCuts*)fCutGammaArray->At(iCut))->GetEtaShift())); |
| ae947965 |
1456 | } |
| 1457 | } |
| 1458 | |
| 1459 | return kTRUE; |
| 1460 | } |
| 1461 | |
| 1462 | |
| 2bb2434e |
1463 | void AliAnalysisTaskGammaConvDalitzV1::Terminate(const Option_t *) |
| 1464 | { |
| 1465 | |
| a072aeaa |
1466 | ///Grid |
| 2bb2434e |
1467 | |
| 2bb2434e |
1468 | } |
| 2bb2434e |
1469 | //________________________________________________________________________ |
| 1470 | void AliAnalysisTaskGammaConvDalitzV1::ProcessPhotonCandidates() |
| 1471 | { |
| 1472 | Int_t nV0 = 0; |
| 1473 | TList *GoodGammasStepOne = new TList(); |
| 1474 | TList *GoodGammasStepTwo = new TList(); |
| 1475 | // Loop over Photon Candidates allocated by ReaderV1 |
| ae947965 |
1476 | |
| 2bb2434e |
1477 | for(Int_t i = 0; i < fReaderGammas->GetEntriesFast(); i++){ |
| 1478 | AliAODConversionPhoton* PhotonCandidate = (AliAODConversionPhoton*) fReaderGammas->At(i); |
| 1479 | if(!PhotonCandidate) continue; |
| ae947965 |
1480 | |
| ae947965 |
1481 | fIsFromMBHeader = kTRUE; |
| 1482 | |
| 1483 | if( fMCEvent && ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 0 ){ |
| 1484 | |
| 1485 | Int_t isPosFromMBHeader |
| 1486 | = ((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(PhotonCandidate->GetMCLabelPositive(), fMCStack, fInputEvent); |
| 1487 | if(isPosFromMBHeader == 0 && ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 3) continue; |
| 1488 | |
| 1489 | Int_t isNegFromMBHeader |
| 1490 | = ((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(PhotonCandidate->GetMCLabelNegative(), fMCStack,fInputEvent); |
| 1491 | if(isNegFromMBHeader == 0 && ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 3) continue; |
| 1492 | |
| ae947965 |
1493 | if( (isNegFromMBHeader+isPosFromMBHeader) != 4) fIsFromMBHeader = kFALSE; |
| 2279d237 |
1494 | |
| ae947965 |
1495 | } |
| 1496 | |
| 2bb2434e |
1497 | if(!((AliConversionCuts*)fCutGammaArray->At(fiCut))->PhotonIsSelected(PhotonCandidate,fESDEvent)) continue; |
| a280ac15 |
1498 | |
| 1499 | if(!((AliConversionCuts*)fCutGammaArray->At(fiCut))->UseElecSharingCut() && |
| 2bb2434e |
1500 | !((AliConversionCuts*)fCutGammaArray->At(fiCut))->UseToCloseV0sCut()){ // if no post reader loop is required add to events good gammas |
| ae947965 |
1501 | |
| 2bb2434e |
1502 | fGoodGammas->Add(PhotonCandidate); |
| 2279d237 |
1503 | |
| ae947965 |
1504 | if(fIsFromMBHeader){ |
| 1505 | hESDConvGammaPt[fiCut]->Fill(PhotonCandidate->Pt()); |
| 2279d237 |
1506 | hESDConvGammaEta[fiCut]->Fill(PhotonCandidate->Eta()); |
| d9d6352b |
1507 | if( fDoMesonQA ) hESDConvGammaZR[fiCut]->Fill(PhotonCandidate->GetConversionZ(),PhotonCandidate->GetConversionRadius()); |
| ae947965 |
1508 | } |
| 2279d237 |
1509 | |
| 2bb2434e |
1510 | if(fMCEvent){ |
| 1511 | ProcessTruePhotonCandidates(PhotonCandidate); |
| 1512 | } |
| 1513 | } |
| 1514 | else if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->UseElecSharingCut()){ // if Shared Electron cut is enabled, Fill array, add to step one |
| 1515 | ((AliConversionCuts*)fCutGammaArray->At(fiCut))->FillElectonLabelArray(PhotonCandidate,nV0); |
| 1516 | nV0++; |
| 1517 | GoodGammasStepOne->Add(PhotonCandidate); |
| 1518 | } |
| a280ac15 |
1519 | else if(!((AliConversionCuts*)fCutGammaArray->At(fiCut))->UseElecSharingCut() && |
| ae947965 |
1520 | ((AliConversionCuts*)fCutGammaArray->At(fiCut))->UseToCloseV0sCut()){ // shared electron is disabled, step one not needed -> step two |
| 2bb2434e |
1521 | GoodGammasStepTwo->Add(PhotonCandidate); |
| 1522 | } |
| 1523 | } |
| 2279d237 |
1524 | |
| 1525 | |
| 2bb2434e |
1526 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->UseElecSharingCut()){ |
| 1527 | for(Int_t i = 0;i<GoodGammasStepOne->GetEntries();i++){ |
| 1528 | AliAODConversionPhoton *PhotonCandidate= (AliAODConversionPhoton*) GoodGammasStepOne->At(i); |
| 1529 | if(!PhotonCandidate) continue; |
| ae947965 |
1530 | |
| 1531 | |
| 1532 | fIsFromMBHeader = kTRUE; |
| 1533 | if(fMCEvent && ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 0){ |
| 1534 | Int_t isPosFromMBHeader |
| 1535 | = ((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(PhotonCandidate->GetMCLabelPositive(), fMCStack,fInputEvent); |
| 1536 | Int_t isNegFromMBHeader |
| 1537 | = ((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(PhotonCandidate->GetMCLabelNegative(), fMCStack,fInputEvent); |
| 1538 | if( (isNegFromMBHeader+isPosFromMBHeader) != 4) fIsFromMBHeader = kFALSE; |
| 1539 | } |
| 1540 | |
| 1541 | |
| 2bb2434e |
1542 | if(!((AliConversionCuts*)fCutGammaArray->At(fiCut))->RejectSharedElectronV0s(PhotonCandidate,i,GoodGammasStepOne->GetEntries())) continue; |
| a280ac15 |
1543 | if(!((AliConversionCuts*)fCutGammaArray->At(fiCut))->UseToCloseV0sCut()){ // To Colse v0s cut diabled, step two not needed |
| 2bb2434e |
1544 | fGoodGammas->Add(PhotonCandidate); |
| ae947965 |
1545 | |
| 1546 | if(fIsFromMBHeader){ |
| 1547 | hESDConvGammaPt[fiCut]->Fill(PhotonCandidate->Pt()); |
| 2279d237 |
1548 | hESDConvGammaEta[fiCut]->Fill(PhotonCandidate->Eta()); |
| d9d6352b |
1549 | if( fDoMesonQA )hESDConvGammaZR[fiCut]->Fill(PhotonCandidate->GetConversionZ(),PhotonCandidate->GetConversionRadius()); |
| ae947965 |
1550 | } |
| 1551 | |
| 2bb2434e |
1552 | if(fMCEvent){ |
| 1553 | ProcessTruePhotonCandidates(PhotonCandidate); |
| 1554 | } |
| 1555 | } |
| 1556 | else GoodGammasStepTwo->Add(PhotonCandidate); // Close v0s cut enabled -> add to list two |
| 1557 | } |
| 1558 | } |
| 1559 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->UseToCloseV0sCut()){ |
| 1560 | for(Int_t i = 0;i<GoodGammasStepTwo->GetEntries();i++){ |
| 1561 | AliAODConversionPhoton* PhotonCandidate = (AliAODConversionPhoton*) GoodGammasStepTwo->At(i); |
| 1562 | if(!PhotonCandidate) continue; |
| ae947965 |
1563 | |
| 1564 | if(fMCEvent && ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 0){ |
| 1565 | Int_t isPosFromMBHeader |
| 1566 | = ((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(PhotonCandidate->GetMCLabelPositive(), fMCStack,fInputEvent); |
| 1567 | Int_t isNegFromMBHeader |
| 1568 | = ((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(PhotonCandidate->GetMCLabelNegative(), fMCStack,fInputEvent); |
| 1569 | if( (isNegFromMBHeader+isPosFromMBHeader) != 4) fIsFromMBHeader = kFALSE; |
| 1570 | } |
| 1571 | |
| 2bb2434e |
1572 | if(!((AliConversionCuts*)fCutGammaArray->At(fiCut))->RejectToCloseV0s(PhotonCandidate,GoodGammasStepTwo,i)) continue; |
| 1573 | fGoodGammas->Add(PhotonCandidate); // Add gamma to current cut TList |
| ae947965 |
1574 | |
| 1575 | if(fIsFromMBHeader){ |
| 1576 | hESDConvGammaPt[fiCut]->Fill(PhotonCandidate->Pt()); // Differences to old V0Reader in p_t due to conversion KF->TLorentzVector |
| 2279d237 |
1577 | hESDConvGammaEta[fiCut]->Fill(PhotonCandidate->Eta()); |
| d9d6352b |
1578 | if(fDoMesonQA)hESDConvGammaZR[fiCut]->Fill(PhotonCandidate->GetConversionZ(),PhotonCandidate->GetConversionRadius()); |
| ae947965 |
1579 | } |
| 1580 | |
| 2bb2434e |
1581 | if(fMCEvent){ |
| 1582 | ProcessTruePhotonCandidates(PhotonCandidate); |
| 1583 | } |
| 1584 | } |
| 1585 | } |
| 1586 | |
| 1587 | delete GoodGammasStepOne; |
| 1588 | GoodGammasStepOne = 0x0; |
| 1589 | delete GoodGammasStepTwo; |
| 1590 | GoodGammasStepTwo = 0x0; |
| 1591 | } |
| 1592 | |
| 1593 | //________________________________________________________________________ |
| 1594 | void AliAnalysisTaskGammaConvDalitzV1::ProcessTruePhotonCandidates(AliAODConversionPhoton *TruePhotonCandidate) |
| 1595 | { |
| 1596 | // Process True Photons |
| 1597 | AliStack *MCStack = fMCEvent->Stack(); |
| 1598 | TParticle *posDaughter = TruePhotonCandidate->GetPositiveMCDaughter(MCStack); |
| 1599 | TParticle *negDaughter = TruePhotonCandidate->GetNegativeMCDaughter(MCStack); |
| 1600 | |
| 1601 | if(posDaughter == NULL || negDaughter == NULL) return; // One particle does not exist |
| 1602 | if(posDaughter->GetMother(0) != negDaughter->GetMother(0)){ // Not Same Mother == Combinatorial Bck |
| 1603 | return; |
| 1604 | } |
| ae947965 |
1605 | |
| 1606 | else if (posDaughter->GetMother(0) == -1){ |
| 1607 | return; |
| 1608 | } |
| 1609 | |
| 2bb2434e |
1610 | if(TMath::Abs(posDaughter->GetPdgCode())!=11 || TMath::Abs(negDaughter->GetPdgCode())!=11) return; //One Particle is not electron |
| 1611 | if(posDaughter->GetPdgCode()==negDaughter->GetPdgCode()) return; // Same Charge |
| 1612 | if(posDaughter->GetUniqueID() != 5 || negDaughter->GetUniqueID() !=5) return;// check if the daughters come from a conversion |
| 1613 | |
| 1614 | TParticle *Photon = TruePhotonCandidate->GetMCParticle(MCStack); |
| 1615 | if(Photon->GetPdgCode() != 22) return; // Mother is no Photon |
| 1616 | |
| 1617 | // True Photon |
| ccfa8c0d |
1618 | |
| ae947965 |
1619 | Int_t labelGamma = TruePhotonCandidate->GetMCParticleLabel(MCStack); |
| 1620 | |
| 1621 | if( labelGamma < MCStack->GetNprimary() ){ |
| 1622 | if( fIsFromMBHeader ){ |
| 1623 | hESDTrueConvGammaPt[fiCut]->Fill(TruePhotonCandidate->Pt()); |
| 1624 | } |
| 1625 | } |
| 1626 | else { |
| 1627 | if( fIsFromMBHeader){ |
| 1628 | hESDTrueSecConvGammaPt[fiCut]->Fill(TruePhotonCandidate->Pt()); |
| 1629 | } |
| 1630 | } |
| 1631 | |
| 1632 | if( IsPi0DalitzDaughter(labelGamma) == kTRUE ) { |
| 1633 | if( labelGamma < MCStack->GetNprimary() ) { |
| 1634 | if( fIsFromMBHeader ){ |
| 1635 | hESDTruePi0DalitzConvGammaPt[fiCut]->Fill(TruePhotonCandidate->Pt()); |
| 1636 | } |
| 1637 | } |
| 1638 | else { |
| 1639 | if( fIsFromMBHeader ) { |
| 1640 | hESDTruePi0DalitzSecConvGammaPt[fiCut]->Fill(TruePhotonCandidate->Pt()); |
| 1641 | } |
| 1642 | } |
| 1643 | } |
| ccfa8c0d |
1644 | |
| 1645 | |
| 2bb2434e |
1646 | } |
| 1647 | |
| 2bb2434e |
1648 | //________________________________________________________________________ |
| 1649 | void AliAnalysisTaskGammaConvDalitzV1::ProcessElectronCandidates(){ |
| 1650 | |
| a280ac15 |
1651 | Double_t magField = fInputEvent->GetMagneticField(); |
| 2bb2434e |
1652 | |
| 1653 | |
| 1654 | if( magField < 0.0 ){ |
| a280ac15 |
1655 | magField = 1.0; |
| 2bb2434e |
1656 | } |
| 1657 | else { |
| a280ac15 |
1658 | magField = -1.0; |
| 2bb2434e |
1659 | } |
| 2bb2434e |
1660 | |
| 2bb2434e |
1661 | |
| fcc79cf5 |
1662 | vector<Int_t> lGoodElectronIndexPrev(0); |
| 1663 | vector<Int_t> lGoodPositronIndexPrev(0); |
| 1664 | |
| 1665 | |
| 1666 | |
| 2bb2434e |
1667 | |
| a280ac15 |
1668 | for(UInt_t i = 0; i < fSelectorElectronIndex.size(); i++){ |
| 78cea1d2 |
1669 | |
| ae947965 |
1670 | AliESDtrack* electronCandidate = fESDEvent->GetTrack(fSelectorElectronIndex[i]); |
| 9897e2f5 |
1671 | |
| 78cea1d2 |
1672 | if( fMCEvent ) { |
| 1673 | |
| 1674 | Int_t labelelectron = TMath::Abs( electronCandidate->GetLabel() ); |
| 9897e2f5 |
1675 | Int_t isMCFromMBHeader = -1; |
| 1676 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 0) { |
| 1677 | isMCFromMBHeader |
| 1678 | = ((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(labelelectron,fMCStack,fInputEvent); |
| 78cea1d2 |
1679 | if(isMCFromMBHeader == 0 && ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 3) continue; |
| 9897e2f5 |
1680 | } |
| 78cea1d2 |
1681 | } |
| 1682 | |
| 1683 | if(! ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->ElectronIsSelected(electronCandidate) ) continue; |
| 9897e2f5 |
1684 | |
| 78cea1d2 |
1685 | lGoodElectronIndexPrev.push_back( fSelectorElectronIndex[i] ); |
| 1686 | hESDDalitzElectronPt[fiCut]->Fill(electronCandidate->Pt()); |
| 1687 | hESDDalitzElectronPhi[fiCut]->Fill(electronCandidate->Phi()); |
| 9897e2f5 |
1688 | |
| 78cea1d2 |
1689 | |
| 1690 | if( fMCEvent ) { |
| 1691 | |
| 1692 | Int_t labelelectron = TMath::Abs( electronCandidate->GetLabel() ); |
| ae947965 |
1693 | if( labelelectron < fMCStack->GetNtrack() ){ |
| 1694 | TParticle* electron = fMCStack->Particle(labelelectron); |
| 1695 | if( electron->GetPdgCode() == 11 ){ |
| 1696 | if( labelelectron < fMCStack->GetNprimary() ){ |
| 1697 | hESDTrueElectronPt[fiCut]->Fill(electronCandidate->Pt()); //primary electron |
| 1698 | } |
| 1699 | else{ |
| 1700 | hESDTrueSecElectronPt[fiCut]->Fill(electronCandidate->Pt()); //secondary electron |
| 1701 | } |
| 1702 | if( IsPi0DalitzDaughter(labelelectron) == kTRUE ) { |
| 1703 | if( labelelectron < fMCStack->GetNprimary() ) { |
| 1704 | hESDTruePi0DalitzElectronPt[fiCut]->Fill(electronCandidate->Pt()); |
| 1705 | } |
| 1706 | else{ |
| 1707 | hESDTruePi0DalitzSecElectronPt[fiCut]->Fill(electronCandidate->Pt()); |
| 1708 | } |
| 1709 | } |
| 1710 | } |
| 1711 | } |
| 1712 | } |
| 9897e2f5 |
1713 | |
| 9897e2f5 |
1714 | |
| a280ac15 |
1715 | } |
| 1716 | |
| 1717 | for(UInt_t i = 0; i < fSelectorPositronIndex.size(); i++){ |
| 1718 | |
| ccfa8c0d |
1719 | AliESDtrack* positronCandidate = fESDEvent->GetTrack( fSelectorPositronIndex[i] ); |
| 4803eb1f |
1720 | |
| 78cea1d2 |
1721 | if( fMCEvent ) { |
| 1722 | |
| 1723 | Int_t labelpositron = TMath::Abs( positronCandidate->GetLabel() ); |
| 1724 | Int_t isMCFromMBHeader = -1; |
| 9897e2f5 |
1725 | |
| 1726 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 0) { |
| 1727 | isMCFromMBHeader |
| 1728 | = ((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(labelpositron,fMCStack,fInputEvent); |
| 1729 | if(isMCFromMBHeader == 0 && ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 3) continue; |
| 78cea1d2 |
1730 | |
| 9897e2f5 |
1731 | } |
| 78cea1d2 |
1732 | } |
| 1733 | |
| 1734 | |
| 1735 | |
| 1736 | if(! ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->ElectronIsSelected(positronCandidate) ) continue; |
| 1737 | |
| 1738 | lGoodPositronIndexPrev.push_back( fSelectorPositronIndex[i] ); |
| 1739 | hESDDalitzPositronPt[fiCut]->Fill( positronCandidate->Pt() ); |
| 1740 | hESDDalitzPositronPhi[fiCut]->Fill( positronCandidate->Phi() ); |
| 1741 | |
| 1742 | |
| 1743 | if( fMCEvent ) { |
| 1744 | |
| 1745 | Int_t labelpositron = TMath::Abs( positronCandidate->GetLabel() ); |
| 9897e2f5 |
1746 | |
| ae947965 |
1747 | if( labelpositron < fMCStack->GetNtrack() ) { |
| 1748 | TParticle* positron = fMCStack->Particle(labelpositron); |
| 1749 | if( positron->GetPdgCode() == -11 ){ |
| 1750 | if( labelpositron < fMCStack->GetNprimary() ){ |
| 1751 | hESDTruePositronPt[fiCut]->Fill(positronCandidate->Pt()); |
| 1752 | } |
| 1753 | else{ |
| 1754 | hESDTrueSecPositronPt[fiCut]->Fill(positronCandidate->Pt()); |
| 1755 | } |
| 1756 | if( IsPi0DalitzDaughter(labelpositron) == kTRUE ) { |
| 1757 | if( labelpositron < fMCStack->GetNprimary() ){ |
| 1758 | hESDTruePi0DalitzPositronPt[fiCut]->Fill(positronCandidate->Pt()); |
| 1759 | } |
| 1760 | else{ |
| 1761 | hESDTruePi0DalitzSecPositronPt[fiCut]->Fill(positronCandidate->Pt()); |
| 1762 | } |
| 1763 | } |
| 1764 | } |
| 1765 | } |
| ccfa8c0d |
1766 | } |
| 78cea1d2 |
1767 | } |
| a280ac15 |
1768 | |
| 1769 | |
| fcc79cf5 |
1770 | vector<Bool_t> lElectronPsiIndex(lGoodElectronIndexPrev.size(), kTRUE); |
| 1771 | vector<Bool_t> lPositronPsiIndex(lGoodPositronIndexPrev.size(), kTRUE); |
| a280ac15 |
1772 | |
| 1773 | |
| 1774 | if( ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->DoPsiPairCut() == kTRUE ){ |
| 1775 | |
| fcc79cf5 |
1776 | for( UInt_t i = 0; i < lGoodElectronIndexPrev.size(); i++ ) { |
| a280ac15 |
1777 | |
| fcc79cf5 |
1778 | AliESDtrack *electronCandidate = fESDEvent->GetTrack(lGoodElectronIndexPrev[i]); |
| a280ac15 |
1779 | |
| fcc79cf5 |
1780 | for(UInt_t j = 0; j < lGoodPositronIndexPrev.size(); j++){ |
| 1781 | AliESDtrack *positronCandidate = fESDEvent->GetTrack(lGoodPositronIndexPrev[j]); |
| a280ac15 |
1782 | Double_t psiPair = GetPsiPair(positronCandidate,electronCandidate); |
| 1783 | Double_t deltaPhi = magField * TVector2::Phi_mpi_pi( electronCandidate->GetConstrainedParam()->Phi()-positronCandidate->GetConstrainedParam()->Phi()); |
| 1784 | |
| 1785 | if( ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->IsFromGammaConversion(psiPair,deltaPhi ) ){ |
| 1786 | lElectronPsiIndex[i] = kFALSE; |
| 1787 | lPositronPsiIndex[j] = kFALSE; |
| 1788 | } |
| a280ac15 |
1789 | } |
| 1790 | } |
| 1791 | } |
| 2bb2434e |
1792 | |
| 2bb2434e |
1793 | |
| fcc79cf5 |
1794 | vector<Int_t> lGoodElectronIndex(0); |
| 1795 | vector<Int_t> lGoodPositronIndex(0); |
| 1796 | |
| 1797 | |
| 1798 | for( UInt_t i = 0; i < lGoodElectronIndexPrev.size(); i++ ) { |
| 1799 | |
| 1800 | if( lElectronPsiIndex[i] == kTRUE ) |
| 1801 | lGoodElectronIndex.push_back( lGoodElectronIndexPrev[i] ); |
| 1802 | } |
| 1803 | |
| 1804 | for( UInt_t i = 0; i < lGoodPositronIndexPrev.size(); i++ ) { |
| 1805 | |
| 1806 | if( lPositronPsiIndex[i] == kTRUE ) |
| 1807 | lGoodPositronIndex.push_back( lGoodPositronIndexPrev[i] ); |
| 1808 | } |
| 1809 | |
| 2bb2434e |
1810 | |
| 1811 | |
| fcc79cf5 |
1812 | |
| 1813 | |
| 2bb2434e |
1814 | for(UInt_t i = 0; i < lGoodElectronIndex.size(); i++){ |
| 1815 | |
| fcc79cf5 |
1816 | //if( lElectronPsiIndex[i] == kFALSE ) continue; |
| 2bb2434e |
1817 | |
| 2bb2434e |
1818 | |
| a280ac15 |
1819 | AliESDtrack *electronCandidate = fESDEvent->GetTrack(lGoodElectronIndex[i]); |
| 1820 | |
| 1821 | AliKFParticle electronCandidateKF( *electronCandidate->GetConstrainedParam(), ::kElectron ); |
| 1822 | |
| 1823 | for(UInt_t j = 0; j < lGoodPositronIndex.size(); j++){ |
| 1824 | |
| fcc79cf5 |
1825 | //if( lPositronPsiIndex[j] == kFALSE ) continue; |
| a280ac15 |
1826 | |
| 1827 | AliESDtrack *positronCandidate = fESDEvent->GetTrack(lGoodPositronIndex[j]); |
| 1828 | AliKFParticle positronCandidateKF( *positronCandidate->GetConstrainedParam(), ::kPositron ); |
| 0f8c33c1 |
1829 | Bool_t isPhoton = kFALSE; |
| 1830 | Bool_t isPi0Dalitz = kFALSE; |
| 1831 | Bool_t isEtaDalitz = kFALSE; |
| 1832 | Bool_t isJPsi = kFALSE; |
| f4d5bd23 |
1833 | Bool_t isTrueEposENeg = kFALSE; |
| a280ac15 |
1834 | |
| 1835 | Double_t psiPair = GetPsiPair(positronCandidate,electronCandidate); |
| 1836 | Double_t deltaPhi = magField * TVector2::Phi_mpi_pi( electronCandidate->GetConstrainedParam()->Phi()-positronCandidate->GetConstrainedParam()->Phi()); |
| ccfa8c0d |
1837 | |
| a280ac15 |
1838 | |
| fcc79cf5 |
1839 | AliKFConversionPhoton* virtualPhoton = NULL; |
| 1840 | virtualPhoton = new AliKFConversionPhoton(electronCandidateKF,positronCandidateKF); |
| a280ac15 |
1841 | |
| 2d49ea4c |
1842 | if( fSetProductionVertextoVGamma == kTRUE ){ |
| 1843 | |
| 1844 | AliKFVertex primaryVertexImproved(*fInputEvent->GetPrimaryVertex()); |
| 1845 | primaryVertexImproved+=*virtualPhoton; |
| 1846 | virtualPhoton->SetProductionVertex(primaryVertexImproved); |
| 1847 | |
| 1848 | } |
| a280ac15 |
1849 | |
| 1850 | virtualPhoton->SetTrackLabels( lGoodPositronIndex[j], lGoodElectronIndex[i]); |
| fcc79cf5 |
1851 | |
| 2d49ea4c |
1852 | Bool_t isMotherPrimary = kFALSE; |
| 1853 | |
| 8a52eed5 |
1854 | |
| fcc79cf5 |
1855 | if( fMCEvent ) { |
| 1856 | |
| 1857 | Int_t labeln=TMath::Abs(electronCandidate->GetLabel()); |
| 1858 | Int_t labelp=TMath::Abs(positronCandidate->GetLabel()); |
| 1859 | TParticle *fNegativeMCParticle = fMCStack->Particle(labeln); |
| 1860 | TParticle *fPositiveMCParticle = fMCStack->Particle(labelp); |
| 2d49ea4c |
1861 | |
| fcc79cf5 |
1862 | |
| 1863 | if( fPositiveMCParticle && fNegativeMCParticle) { |
| 1864 | virtualPhoton->SetMCLabelPositive(labelp); |
| 1865 | virtualPhoton->SetMCLabelNegative(labeln); |
| f4d5bd23 |
1866 | |
| 1867 | if( fPositiveMCParticle->GetPdgCode() == ::kPositron && fNegativeMCParticle->GetPdgCode() == ::kElectron ) isTrueEposENeg = kTRUE; |
| 1868 | |
| 2d49ea4c |
1869 | if( fPositiveMCParticle->GetMother(0) > -1 && fPositiveMCParticle->GetMother(0) < fMCStack->GetNprimary() ) |
| 1870 | isMotherPrimary = kTRUE; |
| 1871 | |
| fcc79cf5 |
1872 | } |
| f4d5bd23 |
1873 | |
| 1874 | |
| 2d49ea4c |
1875 | |
| 8a52eed5 |
1876 | } |
| 1877 | |
| 1878 | AliAODConversionPhoton *vphoton = new AliAODConversionPhoton(virtualPhoton); //To Apply PsiPairCut |
| 1879 | |
| a072aeaa |
1880 | if ( fDoMesonQA ) { |
| 1881 | |
| 8a52eed5 |
1882 | if( fMCEvent ) { |
| a072aeaa |
1883 | |
| 8a52eed5 |
1884 | TParticle *mcVgamma=virtualPhoton->GetMCParticle(fMCStack); |
| fcc79cf5 |
1885 | |
| 8a52eed5 |
1886 | if(mcVgamma){ |
| 1887 | // Check if it is a true photon |
| fcc79cf5 |
1888 | if(mcVgamma->GetPdgCode() == 22){ |
| 1889 | isPhoton = kTRUE; |
| 1890 | }else if(mcVgamma->GetPdgCode() == 443){ |
| 1891 | isJPsi = kTRUE; |
| 1892 | } |
| 1893 | else if( IsDalitz( mcVgamma ) ){ |
| 1894 | if ( mcVgamma->GetPdgCode() == 111 ) isPi0Dalitz = kTRUE; |
| 1895 | else if( mcVgamma->GetPdgCode() == 221 ) isEtaDalitz = kTRUE; |
| 1896 | } |
| 8a52eed5 |
1897 | } |
| a072aeaa |
1898 | |
| 1899 | if(isPhoton){ |
| 1900 | hESDEposEnegTruePhotonInvMassPt[fiCut]->Fill(vphoton->GetMass(),vphoton->Pt()); |
| 2d49ea4c |
1901 | |
| a072aeaa |
1902 | hESDEposEnegTruePhotonPsiPairDPhi[fiCut]->Fill(deltaPhi,psiPair); |
| 1903 | } |
| 1904 | else if(isJPsi){ |
| 1905 | hESDEposEnegTrueJPsiInvMassPt[fiCut]->Fill(vphoton->GetMass(),vphoton->Pt()); |
| 1906 | } |
| 1907 | else if(isPi0Dalitz){ |
| 1908 | hESDEposEnegTruePi0DalitzInvMassPt[fiCut]->Fill(vphoton->GetMass(),vphoton->Pt()); |
| 1909 | hESDEposEnegTruePi0DalitzPsiPairDPhi[fiCut]->Fill(deltaPhi,psiPair); |
| 2d49ea4c |
1910 | if( isMotherPrimary ) hESDEposEnegTruePrimPi0DalitzInvMass[fiCut]->Fill( vphoton->GetMass() ); |
| a072aeaa |
1911 | } |
| 1912 | else if(isEtaDalitz){ |
| 1913 | hESDEposEnegTrueEtaDalitzInvMassPt[fiCut]->Fill(vphoton->GetMass(),vphoton->Pt()); |
| 1914 | hESDEposEnegTrueEtaDalitzPsiPairDPhi[fiCut]->Fill(deltaPhi,psiPair); |
| 2d49ea4c |
1915 | if( isMotherPrimary ) hESDEposEnegTruePrimEtaDalitzInvMass[fiCut]->Fill( vphoton->GetMass() ); |
| a072aeaa |
1916 | } |
| f4d5bd23 |
1917 | |
| 1918 | if( isTrueEposENeg ) hESDEposEnegTrueInvMassPt[fiCut]->Fill(vphoton->GetMass(), vphoton->Pt()); |
| 1919 | |
| fcc79cf5 |
1920 | } |
| 8a52eed5 |
1921 | } |
| 1922 | |
| 1923 | |
| 1924 | |
| 258b4572 |
1925 | if ( fDoMesonQA ) { |
| 8a52eed5 |
1926 | |
| 258b4572 |
1927 | hESDEposEnegPsiPairDPhi[fiCut]->Fill(deltaPhi,psiPair); |
| 1928 | hESDEposEnegInvMassPt[fiCut]->Fill(vphoton->GetMass(),vphoton->Pt()); |
| 1929 | |
| 1930 | } |
| 0f8c33c1 |
1931 | |
| fcc79cf5 |
1932 | if( ! fDoChicAnalysis ) { |
| 1933 | |
| 1934 | if ( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoMassCut() == kTRUE ) { |
| 1935 | |
| 1936 | Double_t MassCutMax = 1000.0; |
| 1937 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->GetMassCutLowPt() >= ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->GetMassCutHighPt() ){ |
| 1938 | MassCutMax = ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->GetMassCutLowPt(); |
| 1939 | } |
| 1940 | else { |
| 1941 | MassCutMax = ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->GetMassCutHighPt(); |
| 1942 | } |
| 1943 | |
| 258b4572 |
1944 | Bool_t DoMassMinCut = ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->DoMassMinCut(); |
| 1945 | Double_t MassMinCut = ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->GetMassMinCut(); |
| 1946 | |
| 1947 | if( vphoton->GetMass() > MassCutMax || ( DoMassMinCut && vphoton->GetMass() < MassMinCut ) ) { |
| fcc79cf5 |
1948 | |
| 1949 | |
| 1950 | delete vphoton; |
| 1951 | vphoton = 0x0; |
| 1952 | delete virtualPhoton; |
| 1953 | virtualPhoton = 0x0; |
| 1954 | continue; |
| 1955 | |
| 1956 | } |
| 1957 | |
| 1958 | } |
| 1959 | } |
| 1960 | |
| 1961 | |
| 1962 | fGoodVirtualGammas->Add( vphoton ); |
| 1963 | delete virtualPhoton; |
| 1964 | virtualPhoton=NULL; |
| 0f8c33c1 |
1965 | |
| a280ac15 |
1966 | } |
| 2bb2434e |
1967 | } |
| 0a2b2b4b |
1968 | |
| fcc79cf5 |
1969 | |
| 0a2b2b4b |
1970 | //Computing mixing event |
| fcc79cf5 |
1971 | |
| 258b4572 |
1972 | if( fDoMesonQA ) { |
| 0a2b2b4b |
1973 | |
| fcc79cf5 |
1974 | for(UInt_t i = 0; i < lGoodElectronIndex.size(); i++){ |
| 0a2b2b4b |
1975 | |
| fcc79cf5 |
1976 | //if( lElectronPsiIndex[i] == kFALSE ) continue; |
| 0a2b2b4b |
1977 | |
| 1978 | AliESDtrack *electronCandidate1 = fESDEvent->GetTrack(lGoodElectronIndex[i]); |
| 1979 | |
| 1980 | AliKFParticle electronCandidate1KF( *electronCandidate1->GetConstrainedParam(), ::kElectron ); |
| 1981 | |
| 1982 | |
| 1983 | for(UInt_t j = i+1; j < lGoodElectronIndex.size(); j++){ |
| 1984 | |
| fcc79cf5 |
1985 | //if( lElectronPsiIndex[j] == kFALSE ) continue; |
| 0a2b2b4b |
1986 | |
| 1987 | |
| 1988 | AliESDtrack *electronCandidate2 = fESDEvent->GetTrack(lGoodElectronIndex[j]); |
| 1989 | |
| 1990 | AliKFParticle electronCandidate2KF( *electronCandidate2->GetConstrainedParam(), ::kElectron ); |
| 1991 | |
| 1992 | AliKFConversionPhoton* virtualPhoton = new AliKFConversionPhoton(electronCandidate1KF,electronCandidate2KF); |
| 1993 | |
| 2d49ea4c |
1994 | //AliKFVertex primaryVertexImproved(*fInputEvent->GetPrimaryVertex()); |
| 1995 | //primaryVertexImproved+=*virtualPhoton; |
| 1996 | //virtualPhoton->SetProductionVertex(primaryVertexImproved); |
| 0a2b2b4b |
1997 | |
| 1998 | |
| 1999 | AliAODConversionPhoton *vphoton = new AliAODConversionPhoton(virtualPhoton); |
| 2000 | hESDEposEnegLikeSignBackInvMassPt[fiCut]->Fill(vphoton->GetMass(),vphoton->Pt()); |
| 2001 | delete vphoton; |
| 2002 | delete virtualPhoton; |
| fcc79cf5 |
2003 | vphoton = 0x0; |
| 2004 | virtualPhoton = 0x0; |
| 0a2b2b4b |
2005 | |
| 2006 | } |
| 2007 | } |
| 2008 | |
| 2009 | |
| fcc79cf5 |
2010 | for(UInt_t i = 0; i < lGoodPositronIndex.size(); i++){ |
| 2011 | |
| 2012 | |
| 0a2b2b4b |
2013 | |
| fcc79cf5 |
2014 | //if( lPositronPsiIndex[i] == kFALSE ) continue; |
| 0a2b2b4b |
2015 | |
| 2016 | AliESDtrack *positronCandidate1 = fESDEvent->GetTrack(lGoodPositronIndex[i]); |
| 2017 | |
| 2018 | AliKFParticle positronCandidate1KF( *positronCandidate1->GetConstrainedParam(), ::kPositron ); |
| 2019 | |
| 2020 | |
| 2021 | for(UInt_t j = i+1; j < lGoodPositronIndex.size(); j++){ |
| 2022 | |
| fcc79cf5 |
2023 | // if( lPositronPsiIndex[j] == kFALSE ) continue; |
| 0a2b2b4b |
2024 | |
| 2025 | AliESDtrack *positronCandidate2 = fESDEvent->GetTrack(lGoodPositronIndex[j]); |
| 2026 | |
| 2027 | AliKFParticle positronCandidate2KF( *positronCandidate2->GetConstrainedParam(), ::kPositron ); |
| 2028 | |
| 2029 | AliKFConversionPhoton* virtualPhoton = new AliKFConversionPhoton(positronCandidate1KF,positronCandidate2KF); |
| 2d49ea4c |
2030 | //AliKFVertex primaryVertexImproved(*fInputEvent->GetPrimaryVertex()); |
| 2031 | //primaryVertexImproved+=*virtualPhoton; |
| 2032 | //virtualPhoton->SetProductionVertex(primaryVertexImproved); |
| 0a2b2b4b |
2033 | |
| 2034 | AliAODConversionPhoton *vphoton = new AliAODConversionPhoton(virtualPhoton); |
| 2035 | hESDEposEnegLikeSignBackInvMassPt[fiCut]->Fill(vphoton->GetMass(),vphoton->Pt()); |
| 2036 | |
| 2037 | |
| 2038 | delete vphoton; |
| fcc79cf5 |
2039 | delete virtualPhoton; |
| 2040 | vphoton = 0x0; |
| 2041 | virtualPhoton = 0x0; |
| 0a2b2b4b |
2042 | |
| 2043 | } |
| 258b4572 |
2044 | } |
| 0a2b2b4b |
2045 | |
| fcc79cf5 |
2046 | } |
| 2bb2434e |
2047 | } |
| 2048 | |
| 2049 | //________________________________________________________________________ |
| 2050 | void AliAnalysisTaskGammaConvDalitzV1::CalculatePi0DalitzCandidates(){ |
| 2051 | |
| 2052 | // Conversion Gammas |
| 2053 | |
| a280ac15 |
2054 | |
| 2bb2434e |
2055 | |
| 2056 | |
| 2057 | if( fGoodGammas->GetEntries() > 0 && fGoodVirtualGammas->GetEntries() > 0 ){ |
| 2058 | |
| 4803eb1f |
2059 | vector<Bool_t> lGoodVirtualGamma(fGoodVirtualGammas->GetEntries(), kFALSE); |
| 2060 | |
| 2bb2434e |
2061 | for(Int_t GammaIndex=0; GammaIndex<fGoodGammas->GetEntries(); GammaIndex++){ |
| 2062 | |
| 2063 | AliAODConversionPhoton *gamma=dynamic_cast<AliAODConversionPhoton*>(fGoodGammas->At(GammaIndex)); |
| 0a2b2b4b |
2064 | if (gamma==NULL) continue; |
| 2bb2434e |
2065 | for(Int_t virtualGammaIndex=0;virtualGammaIndex<fGoodVirtualGammas->GetEntries();virtualGammaIndex++){ |
| 2066 | |
| 2067 | AliAODConversionPhoton *Vgamma=dynamic_cast<AliAODConversionPhoton*>(fGoodVirtualGammas->At(virtualGammaIndex)); |
| 0a2b2b4b |
2068 | if (Vgamma==NULL) continue; |
| 2bb2434e |
2069 | //Check for same Electron ID |
| 2070 | if(gamma->GetTrackLabelPositive() == Vgamma->GetTrackLabelPositive() || |
| 2071 | gamma->GetTrackLabelNegative() == Vgamma->GetTrackLabelNegative() || |
| 2072 | gamma->GetTrackLabelNegative() == Vgamma->GetTrackLabelPositive() || |
| 2073 | gamma->GetTrackLabelPositive() == Vgamma->GetTrackLabelNegative() ) continue; |
| 2074 | |
| 2075 | AliAODConversionMother *pi0cand = new AliAODConversionMother(gamma,Vgamma); |
| 2076 | pi0cand->SetLabels(GammaIndex,virtualGammaIndex); |
| 8a52eed5 |
2077 | |
| 2bb2434e |
2078 | |
| 8a52eed5 |
2079 | if( ( ((AliConversionMesonCuts*)fCutMesonArray->At(fiCut))->MesonIsSelected(pi0cand,kTRUE,((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetEtaShift())) ){ |
| 2080 | |
| 2081 | //cout<< "Meson Accepted "<<endl; |
| ae947965 |
2082 | |
| 2083 | Int_t zbin= fBGHandler[fiCut]->GetZBinIndex(fESDEvent->GetPrimaryVertex()->GetZ()); |
| 2bb2434e |
2084 | Int_t mbin = 0; |
| a280ac15 |
2085 | if( ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->UseTrackMultiplicity() ){ |
| 2bb2434e |
2086 | mbin = fBGHandler[fiCut]->GetMultiplicityBinIndex(fNumberOfESDTracks); |
| 2087 | } else { |
| 2088 | mbin = fBGHandler[fiCut]->GetMultiplicityBinIndex(fGoodGammas->GetEntries()); |
| 2089 | } |
| ae947965 |
2090 | |
| 4803eb1f |
2091 | |
| ae947965 |
2092 | |
| 2093 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoMassCut() == kTRUE ) { |
| 4803eb1f |
2094 | |
| 2095 | |
| 2096 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->MassCut( pi0cand->Pt() , Vgamma->GetMass() ) == kTRUE ){ |
| 2097 | |
| ae947965 |
2098 | hESDMotherInvMassPt[fiCut]->Fill(pi0cand->M(),pi0cand->Pt()); |
| fcc79cf5 |
2099 | |
| ae947965 |
2100 | Double_t sparesFill[4] = {pi0cand->M(),pi0cand->Pt(),(Double_t)zbin,(Double_t)mbin}; |
| 2101 | sESDMotherInvMassPtZM[fiCut]->Fill(sparesFill,1); |
| 4803eb1f |
2102 | |
| 4803eb1f |
2103 | |
| fcc79cf5 |
2104 | if ( fDoMesonQA ) { |
| 2105 | |
| d9d6352b |
2106 | hESDMotherPhi[fiCut]->Fill(pi0cand->Phi()); |
| 4803eb1f |
2107 | |
| fcc79cf5 |
2108 | if( lGoodVirtualGamma[virtualGammaIndex] == kFALSE ) { |
| 2109 | |
| d9d6352b |
2110 | FillElectronQAHistos(Vgamma); |
| 2279d237 |
2111 | |
| fcc79cf5 |
2112 | lGoodVirtualGamma[virtualGammaIndex] = kTRUE; |
| 2113 | } |
| 2279d237 |
2114 | } |
| ae947965 |
2115 | } |
| 2116 | } |
| 2117 | else { |
| 2118 | hESDMotherInvMassPt[fiCut]->Fill(pi0cand->M(),pi0cand->Pt()); |
| 2119 | Double_t sparesFill[4] = {pi0cand->M(),pi0cand->Pt(),(Double_t)zbin,(Double_t)mbin}; |
| 2120 | sESDMotherInvMassPtZM[fiCut]->Fill(sparesFill,1); |
| 4803eb1f |
2121 | |
| fcc79cf5 |
2122 | |
| 2123 | if ( fDoMesonQA ) { |
| 2124 | |
| 2125 | hESDMotherPhi[fiCut]->Fill(pi0cand->Phi()); |
| 2126 | |
| 2127 | if( lGoodVirtualGamma[virtualGammaIndex] == kFALSE ) { |
| 2279d237 |
2128 | |
| d9d6352b |
2129 | FillElectronQAHistos(Vgamma); |
| 4803eb1f |
2130 | |
| 4803eb1f |
2131 | lGoodVirtualGamma[virtualGammaIndex] = kTRUE; |
| 2132 | |
| fcc79cf5 |
2133 | } |
| 2279d237 |
2134 | } |
| ae947965 |
2135 | } |
| 2136 | |
| fcc79cf5 |
2137 | if( fDoChicAnalysis) { |
| ae947965 |
2138 | |
| 2139 | hESDPi0MotherInvMassPt[fiCut]->Fill(pi0cand->M(),pi0cand->Pt()); |
| 2140 | |
| 2141 | Double_t diffMass = pi0cand->M() - Vgamma->GetMass(); |
| 2142 | |
| 2143 | hESDPi0MotherDiffInvMassPt[fiCut]->Fill( diffMass , pi0cand->Pt() ); |
| 2144 | |
| fcc79cf5 |
2145 | if( Vgamma->GetMass() > 2.5 && Vgamma->GetMass() < 3.4){ |
| ae947965 |
2146 | hESDPi0MotherDiffLimInvMassPt[fiCut]->Fill( diffMass , pi0cand->Pt() ); |
| fcc79cf5 |
2147 | } |
| 2148 | } |
| ae947965 |
2149 | |
| 2150 | if(fMCEvent){ |
| 2bb2434e |
2151 | ProcessTrueMesonCandidates(pi0cand,gamma,Vgamma); |
| ae947965 |
2152 | } |
| a280ac15 |
2153 | } |
| 2bb2434e |
2154 | delete pi0cand; |
| 2155 | pi0cand=0x0; |
| 2156 | } |
| 2157 | } |
| a280ac15 |
2158 | } |
| 2bb2434e |
2159 | } |
| 2160 | |
| 2161 | //________________________________________________________________________ |
| 2162 | void AliAnalysisTaskGammaConvDalitzV1::CalculateBackground(){ |
| 2163 | |
| 2164 | Int_t zbin= fBGHandler[fiCut]->GetZBinIndex(fESDEvent->GetPrimaryVertex()->GetZ()); |
| 2165 | Int_t mbin = 0; |
| a280ac15 |
2166 | |
| 2bb2434e |
2167 | Int_t method = 0; |
| 2168 | |
| 2169 | method = ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->GetBKGMethod(); |
| 2170 | |
| 2171 | |
| 2172 | if(((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->UseTrackMultiplicity()){ |
| 2173 | mbin = fBGHandler[fiCut]->GetMultiplicityBinIndex(fNumberOfESDTracks); |
| 2174 | } else { |
| 2175 | mbin = fBGHandler[fiCut]->GetMultiplicityBinIndex(fGoodGammas->GetEntries()); |
| 2176 | } |
| 2177 | |
| 2178 | if( method == 1 || method == 2 ) { |
| 2179 | |
| 2180 | AliGammaConversionAODBGHandler::GammaConversionVertex *bgEventVertex = NULL; |
| 2181 | |
| 2182 | if( ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->UseTrackMultiplicity() ) { |
| 2183 | |
| 2184 | for(Int_t nEventsInBG=0;nEventsInBG<fBGHandler[fiCut]->GetNBGEvents();nEventsInBG++){ |
| 2185 | |
| 2186 | AliGammaConversionAODVector *previousEventV0s = fBGHandler[fiCut]->GetBGGoodV0s(zbin,mbin,nEventsInBG); |
| 2187 | |
| 2188 | if(fMoveParticleAccordingToVertex == kTRUE && method == 1){ |
| 2189 | bgEventVertex = fBGHandler[fiCut]->GetBGEventVertex(zbin,mbin,nEventsInBG); |
| 2190 | } |
| 2191 | |
| 2192 | for(Int_t iCurrent=0;iCurrent<fGoodVirtualGammas->GetEntries();iCurrent++){ |
| 2193 | AliAODConversionPhoton currentEventGoodV0 = *(AliAODConversionPhoton*)(fGoodVirtualGammas->At(iCurrent)); |
| a280ac15 |
2194 | |
| 2195 | for(UInt_t iPrevious=0;iPrevious<previousEventV0s->size();iPrevious++){ |
| 2bb2434e |
2196 | AliAODConversionPhoton previousGoodV0 = (AliAODConversionPhoton)(*(previousEventV0s->at(iPrevious))); |
| 2197 | |
| 2198 | if(fMoveParticleAccordingToVertex == kTRUE && method == 1 ){ |
| 2199 | MoveParticleAccordingToVertex(&previousGoodV0,bgEventVertex); |
| 2200 | } |
| 2201 | |
| 2202 | AliAODConversionMother *backgroundCandidate = new AliAODConversionMother(¤tEventGoodV0,&previousGoodV0); |
| 8a52eed5 |
2203 | |
| 2204 | |
| 2205 | if( ( ((AliConversionMesonCuts*)fCutMesonArray->At(fiCut))->MesonIsSelected(backgroundCandidate,kFALSE, ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetEtaShift()))){ |
| ae947965 |
2206 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoMassCut() == kTRUE ) { |
| 4803eb1f |
2207 | |
| 2208 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->MassCut( backgroundCandidate->Pt() , currentEventGoodV0.GetMass() ) == kTRUE ){ |
| 2209 | |
| 2210 | // cout<<" Mass dalitz: "<<currentEventGoodV0.GetMass()<<endl; |
| ae947965 |
2211 | hESDMotherBackInvMassPt[fiCut]->Fill(backgroundCandidate->M(),backgroundCandidate->Pt()); |
| 2212 | Double_t sparesFill[4] = {backgroundCandidate->M(),backgroundCandidate->Pt(),(Double_t)zbin,(Double_t)mbin}; |
| 2213 | sESDMotherBackInvMassPtZM[fiCut]->Fill(sparesFill,1); |
| 2214 | } |
| 2215 | } |
| 2216 | else { |
| 2217 | hESDMotherBackInvMassPt[fiCut]->Fill(backgroundCandidate->M(),backgroundCandidate->Pt()); |
| 2218 | Double_t sparesFill[4] = {backgroundCandidate->M(),backgroundCandidate->Pt(),(Double_t)zbin,(Double_t)mbin}; |
| 2219 | sESDMotherBackInvMassPtZM[fiCut]->Fill(sparesFill,1); |
| 2220 | } |
| 2bb2434e |
2221 | } |
| 2222 | delete backgroundCandidate; |
| 2223 | backgroundCandidate = 0x0; |
| 2224 | } |
| 2225 | } |
| 2226 | } |
| 2227 | } |
| 2228 | else{ |
| 2229 | for(Int_t nEventsInBG=0;nEventsInBG <fBGHandler[fiCut]->GetNBGEvents();nEventsInBG++){ |
| 2230 | AliGammaConversionAODVector *previousEventV0s = fBGHandler[fiCut]->GetBGGoodV0s(zbin,mbin,nEventsInBG); |
| 2231 | if(previousEventV0s){ |
| 2232 | if(fMoveParticleAccordingToVertex == kTRUE && method == 1){ |
| 2233 | bgEventVertex = fBGHandler[fiCut]->GetBGEventVertex(zbin,mbin,nEventsInBG); |
| 2234 | } |
| 2235 | for(Int_t iCurrent=0;iCurrent<fGoodVirtualGammas->GetEntries();iCurrent++){ |
| a280ac15 |
2236 | |
| 2bb2434e |
2237 | AliAODConversionPhoton currentEventGoodV0 = *(AliAODConversionPhoton*)(fGoodVirtualGammas->At(iCurrent)); |
| a280ac15 |
2238 | |
| 2bb2434e |
2239 | for(UInt_t iPrevious=0;iPrevious<previousEventV0s->size();iPrevious++){ |
| 2240 | |
| 2241 | AliAODConversionPhoton previousGoodV0 = (AliAODConversionPhoton)(*(previousEventV0s->at(iPrevious))); |
| 2242 | |
| 2243 | if(fMoveParticleAccordingToVertex == kTRUE && method ==1){ |
| 2244 | MoveParticleAccordingToVertex(&previousGoodV0,bgEventVertex); |
| 2245 | } |
| 2246 | |
| 2247 | AliAODConversionMother *backgroundCandidate = new AliAODConversionMother(¤tEventGoodV0,&previousGoodV0); |
| 8a52eed5 |
2248 | |
| 2249 | if((((AliConversionMesonCuts*)fCutMesonArray->At(fiCut))->MesonIsSelected(backgroundCandidate,kFALSE,((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetEtaShift()))){ |
| ae947965 |
2250 | |
| 2251 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoMassCut() == kTRUE ) { |
| 4803eb1f |
2252 | |
| 2253 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->MassCut( backgroundCandidate->Pt() , currentEventGoodV0.GetMass() ) == kTRUE ){ |
| 2254 | |
| ae947965 |
2255 | |
| 2256 | hESDMotherBackInvMassPt[fiCut]->Fill(backgroundCandidate->M(),backgroundCandidate->Pt()); |
| 2257 | Double_t sparesFill[4] = {backgroundCandidate->M(),backgroundCandidate->Pt(),(Double_t)zbin,(Double_t)mbin}; |
| 2258 | sESDMotherBackInvMassPtZM[fiCut]->Fill(sparesFill,1); |
| 2259 | } |
| 2260 | } |
| 2261 | else { |
| 2262 | hESDMotherBackInvMassPt[fiCut]->Fill(backgroundCandidate->M(),backgroundCandidate->Pt()); |
| 2263 | Double_t sparesFill[4] = {backgroundCandidate->M(),backgroundCandidate->Pt(),(Double_t)zbin,(Double_t)mbin}; |
| 2264 | sESDMotherBackInvMassPtZM[fiCut]->Fill(sparesFill,1); |
| 2265 | } |
| 2bb2434e |
2266 | } |
| 2267 | delete backgroundCandidate; |
| 2268 | backgroundCandidate = 0x0; |
| 2269 | } |
| 2270 | } |
| 2271 | } |
| 2272 | } |
| 2273 | } |
| 2274 | } |
| 2275 | |
| 2276 | else if( method == 3 ){ |
| 2277 | |
| a280ac15 |
2278 | for(Int_t iCurrent=0;iCurrent<fGoodVirtualGammas->GetEntries();iCurrent++){ |
| 2bb2434e |
2279 | |
| a280ac15 |
2280 | AliAODConversionPhoton currentEventGoodV0 = *(AliAODConversionPhoton*)(fGoodVirtualGammas->At(iCurrent)); |
| 2bb2434e |
2281 | |
| a280ac15 |
2282 | for(Int_t iPrevious=0;iPrevious<fGammasPool[fiCut]->GetEntries();iPrevious++){ |
| 2bb2434e |
2283 | |
| a280ac15 |
2284 | AliAODConversionPhoton previousGoodV0 = *(AliAODConversionPhoton*)((fGammasPool[fiCut]->At(iPrevious) )); |
| 2bb2434e |
2285 | |
| 2bb2434e |
2286 | |
| a280ac15 |
2287 | AliAODConversionMother *backgroundCandidate = new AliAODConversionMother(¤tEventGoodV0,&previousGoodV0); |
| 8a52eed5 |
2288 | |
| a280ac15 |
2289 | |
| 8a52eed5 |
2290 | if((((AliConversionMesonCuts*)fCutMesonArray->At(fiCut))->MesonIsSelected(backgroundCandidate,kFALSE, ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetEtaShift()))){ |
| ae947965 |
2291 | |
| 2292 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoMassCut() == kTRUE ) { |
| 4803eb1f |
2293 | |
| 2294 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->MassCut( backgroundCandidate->Pt() , currentEventGoodV0.GetMass() ) == kTRUE ){ |
| 2295 | |
| ae947965 |
2296 | |
| 2297 | hESDMotherBackInvMassPt[fiCut]->Fill(backgroundCandidate->M(),backgroundCandidate->Pt()); |
| 2298 | Double_t sparesFill[4] = {backgroundCandidate->M(),backgroundCandidate->Pt(),(Double_t)zbin,(Double_t)mbin}; |
| 2299 | sESDMotherBackInvMassPtZM[fiCut]->Fill(sparesFill,1); |
| 2300 | |
| 2301 | } |
| 2302 | } |
| 2303 | else{ |
| 2304 | |
| 2305 | hESDMotherBackInvMassPt[fiCut]->Fill(backgroundCandidate->M(),backgroundCandidate->Pt()); |
| 2306 | Double_t sparesFill[4] = {backgroundCandidate->M(),backgroundCandidate->Pt(),(Double_t)zbin,(Double_t)mbin}; |
| 2307 | sESDMotherBackInvMassPtZM[fiCut]->Fill(sparesFill,1); |
| 2308 | |
| 2309 | } |
| 2bb2434e |
2310 | } |
| a280ac15 |
2311 | delete backgroundCandidate; |
| 2312 | backgroundCandidate = 0x0; |
| 2313 | } |
| 2314 | } |
| 2bb2434e |
2315 | } |
| 2316 | |
| 2317 | } |
| 2318 | //________________________________________________________________________ |
| 2319 | void AliAnalysisTaskGammaConvDalitzV1::UpdateEventByEventData(){ |
| 2320 | //see header file for documentation |
| 2321 | |
| 2322 | Int_t method = 0; |
| 2323 | |
| 2324 | method = ( (AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->GetBKGMethod(); |
| a280ac15 |
2325 | |
| fcc79cf5 |
2326 | |
| 2327 | |
| 2328 | |
| 2bb2434e |
2329 | if( method == 1 ) { |
| 2330 | |
| a280ac15 |
2331 | if(fGoodGammas->GetEntries() > 0 ){ |
| 2bb2434e |
2332 | |
| a280ac15 |
2333 | if( ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->UseTrackMultiplicity() ){ |
| 2334 | fBGHandler[fiCut]->AddEvent(fGoodGammas,fESDEvent->GetPrimaryVertex()->GetX(),fESDEvent->GetPrimaryVertex()->GetY(),fESDEvent->GetPrimaryVertex()->GetZ(),fNumberOfESDTracks); |
| 2335 | } |
| 2bb2434e |
2336 | |
| a280ac15 |
2337 | else{ // means we use #V0s for multiplicity |
| 2338 | fBGHandler[fiCut]->AddEvent(fGoodGammas,fESDEvent->GetPrimaryVertex()->GetX(),fESDEvent->GetPrimaryVertex()->GetY(),fESDEvent->GetPrimaryVertex()->GetZ(),fGoodGammas->GetEntries()); |
| 2339 | } |
| 2bb2434e |
2340 | } |
| 2bb2434e |
2341 | } |
| 2342 | |
| 2343 | else if ( method == 2 ){ |
| a280ac15 |
2344 | |
| 2345 | if(fGoodVirtualGammas->GetEntries() > 0 ){ |
| 2346 | if(((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->UseTrackMultiplicity()){ |
| 2347 | fBGHandler[fiCut]->AddEvent(fGoodVirtualGammas,fESDEvent->GetPrimaryVertex()->GetX(),fESDEvent->GetPrimaryVertex()->GetY(),fESDEvent->GetPrimaryVertex()->GetZ(),fNumberOfESDTracks); |
| 2348 | } |
| 2349 | else{ // means we use #V0s for multiplicity |
| 2350 | fBGHandler[fiCut]->AddEvent(fGoodVirtualGammas,fESDEvent->GetPrimaryVertex()->GetX(),fESDEvent->GetPrimaryVertex()->GetY(),fESDEvent->GetPrimaryVertex()->GetZ(),fGoodVirtualGammas->GetEntries()); |
| 2351 | } |
| 2bb2434e |
2352 | } |
| 2bb2434e |
2353 | } |
| a280ac15 |
2354 | else if ( method == 3 ) { |
| 2355 | |
| 2356 | |
| 2357 | |
| 2358 | for(Int_t index = 0; index < fGoodGammas->GetEntries(); index++){ |
| 2359 | |
| 2360 | |
| 2361 | if ( fGammasPool[fiCut]->GetEntries() > ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->NumberOfRotationEvents() ){ |
| 2362 | fGammasPool[fiCut]->RemoveLast(); |
| 2363 | } |
| 2364 | fGammasPool[fiCut]->AddFirst( new AliAODConversionPhoton(*(AliAODConversionPhoton*)(fGoodGammas->At(index)) ) ); |
| 2bb2434e |
2365 | |
| 2bb2434e |
2366 | } |
| a280ac15 |
2367 | } |
| 2bb2434e |
2368 | } |
| 2369 | //______________________________________________________________________ |
| 2370 | void AliAnalysisTaskGammaConvDalitzV1::ProcessTrueMesonCandidates(AliAODConversionMother *Pi0Candidate, AliAODConversionPhoton *TrueGammaCandidate, AliAODConversionPhoton *TrueVirtualGammaCandidate) |
| 2371 | { |
| 2372 | |
| 2373 | // Process True Mesons |
| 2374 | |
| 2375 | AliStack *MCStack = fMCEvent->Stack(); |
| 2376 | |
| ae947965 |
2377 | if( TrueGammaCandidate->GetV0Index()<fESDEvent->GetNumberOfV0s() ){ |
| 8a52eed5 |
2378 | |
| 2379 | |
| 2380 | //cout<<"Entro True Meson"<<endl; |
| 2bb2434e |
2381 | |
| 2382 | |
| 2383 | Bool_t isTruePi0 = kFALSE; |
| 2384 | Bool_t isTrueEta = kFALSE; |
| ae947965 |
2385 | Bool_t massCutAccept = kFALSE; |
| 86eaf9ae |
2386 | //Bool_t isTrueChiC = kFALSE; |
| 2bb2434e |
2387 | Int_t gammaMCLabel = TrueGammaCandidate->GetMCParticleLabel(MCStack); |
| 2388 | Int_t gammaMotherLabel = -1; |
| 2389 | |
| 2390 | |
| ae947965 |
2391 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoMassCut() == kTRUE ) { |
| 2392 | |
| 4803eb1f |
2393 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->MassCut( Pi0Candidate->Pt() , TrueVirtualGammaCandidate->GetMass() ) == kTRUE ){ |
| 2394 | |
| ae947965 |
2395 | massCutAccept = kTRUE; |
| 2396 | } |
| 2397 | } |
| 2398 | else { |
| 2399 | massCutAccept = kTRUE; |
| 2400 | } |
| 2401 | |
| 2402 | |
| 2403 | |
| 2bb2434e |
2404 | |
| 2405 | |
| 2406 | if(gammaMCLabel != -1){ // Gamma is Combinatorial; MC Particles don't belong to the same Mother |
| 2407 | |
| 2408 | |
| 2409 | // Daughters Gamma 0 |
| 2410 | TParticle * negativeMC = (TParticle*)TrueGammaCandidate->GetNegativeMCDaughter(MCStack); |
| 2411 | TParticle * positiveMC = (TParticle*)TrueGammaCandidate->GetPositiveMCDaughter(MCStack); |
| 2412 | TParticle * gammaMC = (TParticle*)MCStack->Particle(gammaMCLabel); |
| 2413 | |
| 2414 | |
| 2415 | if(TMath::Abs(negativeMC->GetPdgCode())==11 && TMath::Abs(positiveMC->GetPdgCode())==11){ // Electrons ... |
| 2416 | |
| 2417 | if(negativeMC->GetUniqueID() == 5 && positiveMC->GetUniqueID() ==5){ // ... From Conversion ... |
| 2bb2434e |
2418 | |
| a280ac15 |
2419 | if(gammaMC->GetPdgCode() == 22){ // ... with Gamma Mother |
| 2420 | gammaMotherLabel=gammaMC->GetFirstMother(); |
| 2421 | } |
| 2bb2434e |
2422 | } |
| 2423 | } |
| a280ac15 |
2424 | } |
| 2425 | |
| 2426 | |
| 2427 | Int_t virtualGammaMCLabel = TrueVirtualGammaCandidate->GetMCParticleLabel(MCStack); |
| 2428 | Int_t virtualGammaMotherLabel = -1; |
| 2429 | Int_t virtualGamma = 1; |
| ae947965 |
2430 | Int_t virtualGammaGrandMotherLabel =-1; |
| 2431 | |
| 2bb2434e |
2432 | |
| a280ac15 |
2433 | if(virtualGammaMCLabel != -1){ // Gamma is Combinatorial; MC Particles don't belong to the same Mother |
| 2434 | // Daughters Gamma 1 |
| 2435 | TParticle * negativeMC = (TParticle*)TrueVirtualGammaCandidate->GetNegativeMCDaughter(MCStack); |
| 2436 | TParticle * positiveMC = (TParticle*)TrueVirtualGammaCandidate->GetPositiveMCDaughter(MCStack); |
| 2437 | TParticle * virtualGammaMotherMC = (TParticle*)MCStack->Particle(virtualGammaMCLabel); |
| 2bb2434e |
2438 | |
| a280ac15 |
2439 | if(TMath::Abs(negativeMC->GetPdgCode())==11 && TMath::Abs(positiveMC->GetPdgCode())==11){ // Electrons ... |
| 2bb2434e |
2440 | |
| a280ac15 |
2441 | if( virtualGammaMotherMC->GetPdgCode() != 22 ){ |
| 2442 | virtualGammaMotherLabel=virtualGammaMCLabel; |
| ae947965 |
2443 | if(virtualGammaMotherMC->GetPdgCode() == 443){ |
| 2444 | virtualGammaGrandMotherLabel=virtualGammaMotherMC->GetFirstMother(); |
| 2445 | } |
| 2446 | } |
| 2bb2434e |
2447 | |
| a280ac15 |
2448 | else if(negativeMC->GetUniqueID() == 5 && positiveMC->GetUniqueID() ==5){ // ... From Conversion ... |
| a280ac15 |
2449 | virtualGammaMotherLabel=virtualGammaMotherMC->GetFirstMother(); |
| 2450 | virtualGamma = 0; //no virtual gamma |
| 2bb2434e |
2451 | } |
| a280ac15 |
2452 | } |
| 2453 | } |
| 2454 | |
| 2455 | |
| ae947965 |
2456 | if(gammaMotherLabel >= 0 && ( gammaMotherLabel == virtualGammaMotherLabel) ){ |
| 2bb2434e |
2457 | |
| a280ac15 |
2458 | if(((TParticle*)MCStack->Particle(virtualGammaMotherLabel))->GetPdgCode() == 111){ |
| 2459 | isTruePi0=kTRUE; |
| 2bb2434e |
2460 | } |
| 2461 | |
| a280ac15 |
2462 | if(((TParticle*)MCStack->Particle(virtualGammaMotherLabel))->GetPdgCode() == 221){ |
| 2463 | isTrueEta=kTRUE; |
| 2464 | } |
| ae947965 |
2465 | |
| 2466 | |
| 2467 | } |
| a280ac15 |
2468 | |
| fcc79cf5 |
2469 | if( fDoChicAnalysis) { |
| 2470 | if(gammaMotherLabel>=0 && ( gammaMotherLabel == virtualGammaGrandMotherLabel) ){ |
| 2471 | if(((TParticle*)MCStack->Particle(virtualGammaGrandMotherLabel))->GetPdgCode() == 445 || |
| 2472 | ((TParticle*)MCStack->Particle(virtualGammaGrandMotherLabel))->GetPdgCode() == 10443 || |
| 2473 | ((TParticle*)MCStack->Particle(virtualGammaGrandMotherLabel))->GetPdgCode() == 20443 ){ |
| 86eaf9ae |
2474 | //isTrueChiC=kTRUE; |
| fcc79cf5 |
2475 | hESDTrueMotherChiCInvMassPt[fiCut]->Fill(Pi0Candidate->M(),Pi0Candidate->Pt()); |
| 2476 | hESDTrueMotherChiCDiffInvMassPt[fiCut]->Fill(Pi0Candidate->M()-TrueVirtualGammaCandidate->GetMass(),Pi0Candidate->Pt()); |
| 2477 | } |
| 2478 | } |
| 2479 | } |
| a280ac15 |
2480 | |
| ae947965 |
2481 | if( ( isTruePi0 || isTrueEta) && massCutAccept ){ // True Pion or Eta |
| 2482 | |
| 86eaf9ae |
2483 | if ( virtualGamma == 1 ) { //True Dalitz |
| 2484 | |
| 2485 | Float_t weighted= 1; |
| 2486 | |
| 2279d237 |
2487 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoWeights() ) { |
| 86eaf9ae |
2488 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(gammaMotherLabel, fMCStack,fInputEvent)){ |
| 2489 | if (((TParticle*)MCStack->Particle(gammaMotherLabel))->Pt()>0.005){ |
| 2490 | weighted= ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetWeightForMeson(fV0Reader->GetPeriodName(),gammaMotherLabel,fMCStack,fInputEvent); |
| 2491 | } |
| 2492 | } |
| 2493 | } |
| 2494 | |
| 2495 | hESDTrueMotherInvMassPt[fiCut]->Fill(Pi0Candidate->M(),Pi0Candidate->Pt(),weighted); |
| 2496 | hESDTrueMotherDalitzInvMassPt[fiCut]->Fill( TrueVirtualGammaCandidate->GetMass(),Pi0Candidate->Pt(),weighted); |
| 2497 | |
| ae947965 |
2498 | if(gammaMotherLabel < MCStack->GetNprimary()){ // Only primary pi0 for efficiency calculation |
| 2499 | |
| 86eaf9ae |
2500 | |
| 2501 | hESDTruePrimaryMotherInvMassPt[fiCut]->Fill( Pi0Candidate->M(),Pi0Candidate->Pt(),weighted); |
| 2502 | hESDTruePrimaryMotherW0WeightingInvMassPt[fiCut]->Fill( Pi0Candidate->M(), Pi0Candidate->Pt() ); |
| 2503 | |
| ae947965 |
2504 | hESDTruePrimaryMotherInvMassMCPt[fiCut]->Fill(Pi0Candidate->M(),((TParticle*)MCStack->Particle(virtualGammaMotherLabel))->Pt(),weighted); |
| 2bb2434e |
2505 | if(isTruePi0){ // Only primaries for unfolding |
| ae947965 |
2506 | hESDTruePrimaryPi0DalitzESDPtMCPt[fiCut]->Fill(Pi0Candidate->Pt(),((TParticle*)MCStack->Particle(virtualGammaMotherLabel))->Pt(),weighted); |
| 2bb2434e |
2507 | } |
| 2508 | } |
| ae947965 |
2509 | else { // Secondary Meson |
| 86eaf9ae |
2510 | Float_t weightedSec= 1; |
| 2511 | |
| 2512 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoWeights() ) { |
| 2513 | Int_t secMotherLabel = ((TParticle*)MCStack->Particle(gammaMotherLabel))->GetMother(0); |
| 2514 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(gammaMotherLabel, fMCStack, fInputEvent) && MCStack->Particle(gammaMotherLabel)->GetPdgCode()==310){ |
| 2515 | weightedSec= ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetWeightForMeson(fV0Reader->GetPeriodName(),secMotherLabel, fMCStack, fInputEvent)/2.; //invariant mass is additive thus the weight for the daughters has to be devide by two for the K0s at a certain pt |
| 2516 | } |
| 2517 | } |
| 2518 | |
| 2519 | hESDTrueSecondaryMotherInvMassPt[fiCut]->Fill(Pi0Candidate->M(),Pi0Candidate->Pt(),weightedSec); |
| 2bb2434e |
2520 | } |
| 2521 | } |
| 86eaf9ae |
2522 | |
| 2523 | |
| a280ac15 |
2524 | else if ( virtualGamma == 0 ){ |
| 86eaf9ae |
2525 | |
| 2526 | Float_t weighted= 1; |
| 2527 | |
| 2528 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoWeights() ) { |
| 2529 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(gammaMotherLabel, fMCStack,fInputEvent)){ |
| 2530 | if (((TParticle*)MCStack->Particle(gammaMotherLabel))->Pt()>0.005){ |
| 2531 | weighted= ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetWeightForMeson(fV0Reader->GetPeriodName(),gammaMotherLabel,fMCStack,fInputEvent); |
| 2532 | } |
| 2533 | } |
| 2534 | } |
| 2535 | |
| 2536 | hESDTrueMotherPi0GGInvMassPt[fiCut]->Fill(Pi0Candidate->M(),Pi0Candidate->Pt(),weighted); // Pi0 from GG |
| 2537 | |
| 2538 | if( gammaMotherLabel < MCStack->GetNprimary() ){ |
| 2539 | hESDTruePrimaryMotherPi0GGInvMassPt[fiCut]->Fill(Pi0Candidate->M(),Pi0Candidate->Pt(),weighted); |
| 2540 | } |
| 2541 | else { |
| 2542 | |
| 2543 | Float_t weightedSec= 1; |
| 2544 | |
| 2545 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoWeights() ) { |
| 2546 | Int_t secMotherLabel = ((TParticle*)MCStack->Particle(gammaMotherLabel))->GetMother(0); |
| 2547 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(gammaMotherLabel, fMCStack, fInputEvent) && MCStack->Particle(gammaMotherLabel)->GetPdgCode()==310){ |
| 2548 | weightedSec= ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetWeightForMeson(fV0Reader->GetPeriodName(),secMotherLabel, fMCStack, fInputEvent)/2.; //invariant mass is additive thus the weight for the daughters has to be devide by two for the K0s at a certain pt |
| 2549 | } |
| 2550 | } |
| 2551 | hESDTrueSecondaryMotherPi0GGInvMassPt[fiCut]->Fill(Pi0Candidate->M(),Pi0Candidate->Pt(),weightedSec); |
| 2552 | } |
| a280ac15 |
2553 | } |
| 2554 | } |
| 2555 | |
| ae947965 |
2556 | if(!isTruePi0 && !isTrueEta && massCutAccept ){ // Background |
| a280ac15 |
2557 | if(gammaMotherLabel>-1 && virtualGammaMotherLabel>-1 && virtualGamma == 0){ // Both Tracks are Photons and have a mother but not Pi0 or Eta |
| 2558 | hESDTrueBckGGInvMassPt[fiCut]->Fill(Pi0Candidate->M(),Pi0Candidate->Pt()); |
| 2559 | } else { // No photon or without mother |
| 2560 | hESDTrueBckContInvMassPt[fiCut]->Fill(Pi0Candidate->M(),Pi0Candidate->Pt()); |
| 2561 | } |
| 2562 | } |
| 2563 | } |
| 2bb2434e |
2564 | } |
| 0f8c33c1 |
2565 | |
| 2566 | |
| 2bb2434e |
2567 | //________________________________________________________________________ |
| 2568 | void AliAnalysisTaskGammaConvDalitzV1::MoveParticleAccordingToVertex(AliAODConversionPhoton* particle,const AliGammaConversionAODBGHandler::GammaConversionVertex *vertex){ |
| 2569 | //see header file for documentation |
| 2570 | |
| 2571 | Double_t dx = vertex->fX - fESDEvent->GetPrimaryVertex()->GetX(); |
| 2572 | Double_t dy = vertex->fY - fESDEvent->GetPrimaryVertex()->GetY(); |
| 2573 | Double_t dz = vertex->fZ - fESDEvent->GetPrimaryVertex()->GetZ(); |
| 2574 | |
| 2575 | Double_t movedPlace[3] = {particle->GetConversionX() - dx,particle->GetConversionY() - dy,particle->GetConversionZ() - dz}; |
| 2576 | particle->SetConversionPoint(movedPlace); |
| 2577 | } |
| 2578 | |
| 2579 | |
| 2580 | //________________________________________________________________________ |
| 2581 | void AliAnalysisTaskGammaConvDalitzV1::CountESDTracks(){ |
| 2582 | |
| 2bb2434e |
2583 | // Using standard function for setting Cuts |
| 2584 | Bool_t selectPrimaries=kTRUE; |
| 0a2b2b4b |
2585 | AliESDtrackCuts *EsdTrackCuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(selectPrimaries); |
| 2bb2434e |
2586 | EsdTrackCuts->SetMaxDCAToVertexZ(2); |
| 2587 | EsdTrackCuts->SetEtaRange(-0.8, 0.8); |
| 2588 | EsdTrackCuts->SetPtRange(0.15); |
| 58326f11 |
2589 | EsdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD, AliESDtrackCuts::kBoth); |
| 2bb2434e |
2590 | |
| 58326f11 |
2591 | fNumberOfESDTrackskBoth = 0; |
| 2bb2434e |
2592 | for(Int_t iTracks = 0; iTracks < fESDEvent->GetNumberOfTracks(); iTracks++){ |
| 2593 | AliESDtrack* curTrack = fESDEvent->GetTrack(iTracks); |
| 2594 | if(!curTrack) continue; |
| 58326f11 |
2595 | if(EsdTrackCuts->AcceptTrack(curTrack) ) fNumberOfESDTrackskBoth++; |
| 2bb2434e |
2596 | } |
| 2597 | delete EsdTrackCuts; |
| 2598 | EsdTrackCuts=0x0; |
| 2599 | |
| 2600 | return; |
| 2601 | } |
| 2602 | |
| 2603 | //_____________________________________________________________________________ |
| 2604 | void AliAnalysisTaskGammaConvDalitzV1::ProcessMCParticles() |
| 2605 | { |
| 2606 | |
| 2bb2434e |
2607 | // Loop over all primary MC particle |
| ccfa8c0d |
2608 | |
| ae947965 |
2609 | for(Int_t i = 0; i < fMCStack->GetNprimary(); i++) { |
| 2610 | |
| 2611 | |
| 2612 | TParticle* particle = (TParticle *)fMCStack->Particle(i); |
| 2613 | if (!particle) continue; |
| 2614 | |
| 2615 | |
| 2616 | Bool_t mcIsFromMB = kTRUE; |
| 2617 | Int_t isMCFromMBHeader = -1; |
| 2618 | |
| 2619 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 0) { |
| 2620 | isMCFromMBHeader |
| 2621 | = ((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(i,fMCStack,fInputEvent); |
| 2622 | if(isMCFromMBHeader == 0 && ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetSignalRejection() != 3) continue; |
| 2623 | if(isMCFromMBHeader != 2) mcIsFromMB = kFALSE; |
| 2624 | } |
| 2625 | |
| 2626 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->PhotonIsSelectedMC(particle,fMCStack,kFALSE)){ |
| 2627 | hMCAllGammaPt[fiCut]->Fill(particle->Pt()); // All MC Gamma |
| 2628 | } |
| 2629 | |
| 2630 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->PhotonIsSelectedMC(particle,fMCStack,kTRUE)){ |
| 2631 | hMCConvGammaPt[fiCut]->Fill(particle->Pt()); |
| 2d49ea4c |
2632 | if(fDoMesonQA) hMCConvGammaEta[fiCut]->Fill( particle->Eta()); |
| 2633 | |
| ae947965 |
2634 | if(mcIsFromMB){ |
| 2635 | hMCConvGammaRSPt[fiCut]->Fill(particle->Pt()); |
| 2636 | } |
| 2637 | } // Converted MC Gamma |
| 2638 | |
| 2639 | if(((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->ElectronIsSelectedMC(i,fMCStack)){ |
| 2d49ea4c |
2640 | if( particle->GetPdgCode() == -11) { |
| 2641 | hMCAllPositronsPt[fiCut]->Fill(particle->Pt()); // All positrons |
| 2642 | if(fDoMesonQA) hMCAllPositronsEta[fiCut]->Fill( particle->Eta() ); |
| 2643 | } |
| 2644 | if( particle->GetPdgCode() == 11){ |
| 2645 | hMCAllElectronsPt[fiCut]->Fill(particle->Pt()); // All electrons |
| 2646 | if (fDoMesonQA) hMCAllElectronsEta[fiCut]->Fill(particle->Eta()); // All electrons |
| 2647 | } |
| 2648 | |
| ae947965 |
2649 | } |
| 2650 | |
| 86eaf9ae |
2651 | if(((AliConversionMesonCuts*)fCutMesonArray->At(fiCut))->MesonIsSelectedMC( particle,fMCStack,((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetEtaShift() ) ){ |
| ae947965 |
2652 | |
| 2d49ea4c |
2653 | Float_t weighted= 1; |
| 86eaf9ae |
2654 | |
| 2655 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoWeights() ) { |
| ae947965 |
2656 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(i, fMCStack, fInputEvent)){ |
| 2657 | if (particle->Pt()>0.005){ |
| 2658 | weighted= ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetWeightForMeson(fV0Reader->GetPeriodName(),i, fMCStack,fInputEvent); |
| 2659 | } |
| 2660 | } |
| 86eaf9ae |
2661 | } |
| 2662 | |
| ae947965 |
2663 | if(particle->GetPdgCode() == 111)hMCPi0GGPt[fiCut]->Fill( particle->Pt() , weighted); // All MC Pi0 GG decay |
| 2664 | if(particle->GetPdgCode() == 221)hMCEtaGGPt[fiCut]->Fill( particle->Pt() , weighted); // All MC Eta GG decay |
| 2665 | } |
| 2666 | |
| 2667 | |
| 2668 | Int_t labelgamma = -1; |
| 2669 | Int_t labelelectron = -1; |
| 2670 | Int_t labelpositron = -1; |
| 2671 | |
| a280ac15 |
2672 | |
| ae947965 |
2673 | if( ((AliConversionMesonCuts*)fCutMesonArray->At(fiCut))->MesonIsSelectedMCDalitz(particle,fMCStack,labelelectron,labelpositron,labelgamma,((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetEtaShift()) ) |
| 2674 | { |
| 2675 | |
| 2676 | |
| 2d49ea4c |
2677 | Float_t weighted= 1; |
| 86eaf9ae |
2678 | if( ((AliDalitzElectronCuts*) fCutElectronArray->At(fiCut))->DoWeights() ) { |
| ae947965 |
2679 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->IsParticleFromBGEvent(i, fMCStack,fInputEvent)){ |
| 2680 | if (particle->Pt()>0.005){ |
| 2681 | weighted= ((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetWeightForMeson(fV0Reader->GetPeriodName(),i, fMCStack,fInputEvent); |
| 2682 | } |
| 2683 | } |
| 86eaf9ae |
2684 | } |
| ae947965 |
2685 | if(particle->GetPdgCode() == 111)hMCPi0Pt[fiCut]->Fill(particle->Pt(), weighted); // All MC Pi0 |
| 2686 | if(particle->GetPdgCode() == 221)hMCEtaPt[fiCut]->Fill(particle->Pt(), weighted); // All MC Eta |
| 0f8c33c1 |
2687 | |
| 2688 | // Check the acceptance for gamma and electrons |
| 2689 | |
| 0f8c33c1 |
2690 | |
| 2691 | TParticle *gamma = fMCStack->Particle(labelgamma); |
| 2692 | TParticle *electron = fMCStack->Particle(labelelectron); |
| 2693 | TParticle *positron = fMCStack->Particle(labelpositron); |
| 2694 | |
| 2695 | |
| 2696 | if(((AliConversionCuts*)fCutGammaArray->At(fiCut))->PhotonIsSelectedMC(gamma,fMCStack,kFALSE) && |
| ae947965 |
2697 | ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->ElectronIsSelectedMC(labelelectron,fMCStack) && |
| 2698 | ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->ElectronIsSelectedMC(labelpositron,fMCStack) ) { |
| f4d5bd23 |
2699 | |
| 2700 | Double_t massDalitz = -1; |
| 2701 | |
| 2702 | if( fDoMesonQA){ |
| 2703 | |
| 2704 | TLorentzVector TLVEpos,TLVEneg,TLVDalitz; |
| 2705 | Double_t electronMass = TDatabasePDG::Instance()->GetParticle( ::kElectron )->Mass(); |
| 2706 | |
| 2707 | TLVEpos.SetXYZM(positron->Px(),positron->Py(),positron->Pz(),electronMass); |
| 2708 | TLVEneg.SetXYZM(electron->Px(),electron->Py(),electron->Pz(),electronMass); |
| 2709 | TLVDalitz = TLVEpos + TLVEneg ; |
| 2710 | massDalitz = TLVDalitz.M(); |
| 2711 | } |
| 2712 | |
| 2713 | |
| 2714 | |
| ae947965 |
2715 | |
| 0f8c33c1 |
2716 | if(particle->GetPdgCode() == 111){ |
| ae947965 |
2717 | |
| 2718 | hMCPi0InAccPt[fiCut]->Fill(particle->Pt() , weighted); // MC Pi0Dalitz with gamma and e+e- in acc |
| 2d49ea4c |
2719 | hMCPi0DalitzGammaPt[fiCut]->Fill( gamma->Pt() ); |
| 2720 | hMCPi0DalitzPositronPt[fiCut]->Fill( positron->Pt() ); |
| 2721 | hMCPi0DalitzElectronPt[fiCut]->Fill( electron->Pt() ); |
| ae947965 |
2722 | |
| f4d5bd23 |
2723 | if ( fDoMesonQA )hMCPi0EposEnegInvMassPt[fiCut]->Fill(massDalitz,particle->Pt()); |
| 2724 | |
| 2725 | |
| 2726 | } |
| 2727 | if(particle->GetPdgCode() == 221){ |
| 2728 | hMCEtaInAccPt[fiCut]->Fill(particle->Pt(), weighted ); // MC EtaDalitz with gamma and e+e- in acc |
| 2d49ea4c |
2729 | if( fDoMesonQA ) hMCEtaEposEnegInvMassPt[fiCut]->Fill( massDalitz, particle->Pt()); |
| 0f8c33c1 |
2730 | } |
| 0f8c33c1 |
2731 | } |
| ae947965 |
2732 | |
| 2733 | |
| 2734 | } |
| 0f8c33c1 |
2735 | Int_t labelgammaChiC=-1; |
| 2736 | Int_t labelpositronChiC=-1; |
| 2737 | Int_t labelelectronChiC=-1; |
| 2738 | |
| ae947965 |
2739 | if(((AliConversionMesonCuts*)fCutMesonArray->At(fiCut))->MesonIsSelectedMCChiC(particle,fMCStack,labelelectronChiC,labelpositronChiC,labelgammaChiC,((AliConversionCuts*)fCutGammaArray->At(fiCut))->GetEtaShift())){ |
| 2740 | |
| 0f8c33c1 |
2741 | hMCChiCPt[fiCut]->Fill(particle->Pt()); // All MC ChiC |
| 2742 | TParticle * gammaChiC =fMCStack->Particle(labelgammaChiC); |
| 2743 | |
| 2744 | if( ((AliConversionCuts*)fCutGammaArray->At(fiCut))->PhotonIsSelectedMC( gammaChiC,fMCStack,kFALSE) && |
| ae947965 |
2745 | ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->ElectronIsSelectedMC(labelelectronChiC,fMCStack) && |
| 2746 | ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->ElectronIsSelectedMC(labelpositronChiC,fMCStack) ){ |
| 0f8c33c1 |
2747 | hMCChiCInAccPt[fiCut]->Fill(particle->Pt()); // All MC ChiC |
| 2748 | } |
| 2749 | } |
| 2750 | } |
| ccfa8c0d |
2751 | } |
| 2752 | //_____________________________________________________________________________ |
| ae947965 |
2753 | Bool_t AliAnalysisTaskGammaConvDalitzV1::IsDalitz(TParticle *fMCMother) const |
| ccfa8c0d |
2754 | { |
| 2755 | |
| 0f8c33c1 |
2756 | if( fMCMother->GetNDaughters() != 3 ) return kFALSE; |
| 2757 | if( fMCMother->GetPdgCode() != 111 && fMCMother->GetPdgCode() != 221 ) return kFALSE; |
| 2758 | |
| ae947965 |
2759 | |
| 0f8c33c1 |
2760 | TParticle *positron = 0x0; |
| 2761 | TParticle *electron = 0x0; |
| ae947965 |
2762 | TParticle *gamma = 0x0; |
| 0f8c33c1 |
2763 | |
| 2764 | for(Int_t index= fMCMother->GetFirstDaughter();index<= fMCMother->GetLastDaughter();index++){ |
| 2bb2434e |
2765 | |
| 0f8c33c1 |
2766 | TParticle* temp = (TParticle*)fMCStack->Particle( index ); |
| 2767 | |
| 2768 | switch( temp->GetPdgCode() ) { |
| 2769 | case ::kPositron: |
| 2770 | positron = temp; |
| 0f8c33c1 |
2771 | break; |
| 2772 | case ::kElectron: |
| 2773 | electron = temp; |
| 0f8c33c1 |
2774 | break; |
| 2775 | case ::kGamma: |
| 2776 | gamma = temp; |
| 0f8c33c1 |
2777 | break; |
| 2778 | } |
| 2779 | } |
| 2780 | |
| 2781 | if( positron && electron && gamma) return kTRUE; |
| 2782 | |
| 2783 | return kFALSE; |
| a280ac15 |
2784 | } |
| ccfa8c0d |
2785 | //_____________________________________________________________________________________ |
| 2786 | Bool_t AliAnalysisTaskGammaConvDalitzV1::IsPi0DalitzDaughter( Int_t label ) const |
| 2787 | { |
| 2788 | // |
| 2789 | // Returns true if the particle comes from Pi0 -> e+ e- gamma |
| 2790 | // |
| ccfa8c0d |
2791 | |
| 2792 | Int_t motherLabel = fMCStack->Particle( label )->GetMother(0); |
| 2793 | |
| ae947965 |
2794 | if( motherLabel < 0 || motherLabel >= fMCStack->GetNtrack() ) return kFALSE; |
| ccfa8c0d |
2795 | |
| 2796 | TParticle* mother = fMCStack->Particle( motherLabel ); |
| ae947965 |
2797 | |
| 2798 | if( mother->GetPdgCode() != 111 ) return kFALSE; |
| 2799 | |
| 2800 | if( IsDalitz( mother ) ) return kTRUE; |
| 2801 | |
| 2802 | |
| 2803 | return kFALSE; |
| ccfa8c0d |
2804 | |
| ae947965 |
2805 | |
| d9d6352b |
2806 | } |
| 2807 | |
| 2808 | void AliAnalysisTaskGammaConvDalitzV1::FillElectronQAHistos(AliAODConversionPhoton *Vgamma) const |
| 2809 | { |
| 2810 | |
| 2811 | |
| 2812 | AliESDtrack *positronVgamma = 0; |
| 2813 | AliESDtrack *electronVgamma = 0; |
| 2814 | |
| 2815 | Double_t clsToFPos = -1.0; |
| 2816 | Double_t clsToFNeg = -1.0; |
| f47b2bb5 |
2817 | |
| d9d6352b |
2818 | |
| 2819 | Double_t NumClsITSPos = -1.0; |
| 2820 | Double_t NumClsITSNeg = -1.0; |
| 2821 | Double_t NumClsTPCPos = -1.0; |
| 2822 | Double_t NumClsTPCNeg = -1.0; |
| f47b2bb5 |
2823 | Double_t nCrossedRowsTPCPos = -1.0; |
| 2824 | Double_t nCrossedRowsTPCNeg = -1.0; |
| 2825 | |
| 2826 | |
| d9d6352b |
2827 | |
| 2828 | Float_t dcaToVertexXYPos = -1.0; |
| 2829 | Float_t dcaToVertexZPos = -1.0; |
| 2830 | Float_t dcaToVertexXYNeg = -1.0; |
| 2831 | Float_t dcaToVertexZNeg = -1.0; |
| 2832 | |
| 2833 | Double_t nSigmaPosTPC = -999.; |
| 2834 | Double_t nSigmaNegTPC = -999.; |
| 2835 | |
| 2836 | positronVgamma = fESDEvent->GetTrack( Vgamma->GetTrackLabelPositive() ); |
| 2837 | electronVgamma = fESDEvent->GetTrack( Vgamma->GetTrackLabelNegative() ); |
| 2838 | clsToFPos = ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->GetNFindableClustersTPC(positronVgamma); |
| 2839 | clsToFNeg = ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->GetNFindableClustersTPC(electronVgamma); |
| 2840 | |
| 2841 | nSigmaPosTPC = ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->GetPIDResponse()->NumberOfSigmasTPC(positronVgamma, AliPID::kElectron) ; |
| 2842 | nSigmaNegTPC = ((AliDalitzElectronCuts*)fCutElectronArray->At(fiCut))->GetPIDResponse()->NumberOfSigmasTPC(electronVgamma, AliPID::kElectron) ; |
| 2843 | |
| 2844 | |
| 2845 | |
| 2846 | NumClsITSPos = positronVgamma->GetNcls(0); //Get number of ITS clusters |
| 2847 | NumClsITSNeg = electronVgamma->GetNcls(0); |
| 2848 | NumClsTPCPos = positronVgamma->GetNcls(1); //Get number of TPC clusters |
| 2849 | NumClsTPCNeg = electronVgamma->GetNcls(1); |
| 2850 | |
| f47b2bb5 |
2851 | nCrossedRowsTPCPos = positronVgamma->GetTPCCrossedRows(); |
| 2852 | nCrossedRowsTPCNeg = electronVgamma->GetTPCCrossedRows(); |
| 2853 | |
| 2854 | |
| d9d6352b |
2855 | |
| 2856 | Float_t bPos[2]; |
| 2857 | Float_t bCovPos[3]; |
| 2858 | positronVgamma->GetImpactParameters(bPos,bCovPos); |
| 2859 | |
| 2860 | if (bCovPos[0]<=0 || bCovPos[2]<=0) { |
| 2861 | AliDebug(1, "Estimated b resolution lower or equal zero!"); |
| 2862 | bCovPos[0]=0; bCovPos[2]=0; |
| 2863 | } |
| 2864 | |
| 2865 | Float_t bNeg[2]; |
| 2866 | Float_t bCovNeg[3]; |
| 2867 | positronVgamma->GetImpactParameters(bNeg,bCovNeg); |
| 2868 | |
| 2869 | if (bCovNeg[0]<=0 || bCovNeg[2]<=0) { |
| 2870 | AliDebug(1, "Estimated b resolution lower or equal zero!"); |
| 2871 | bCovNeg[0]=0; bCovNeg[2]=0; |
| 2872 | } |
| 2873 | |
| 2874 | dcaToVertexXYPos = bPos[0]; |
| 2875 | dcaToVertexZPos = bPos[1]; |
| 2876 | dcaToVertexXYNeg = bNeg[0]; |
| 2877 | dcaToVertexZNeg = bNeg[1]; |
| 2878 | |
| 2879 | hESDDalitzElectronAfterPt[fiCut]->Fill( electronVgamma->Pt() ); |
| 2880 | hESDDalitzPositronAfterPt[fiCut]->Fill( positronVgamma->Pt() ); |
| 2881 | |
| 2882 | hESDDalitzElectronAfterEta[fiCut]->Fill( electronVgamma->Eta() ); |
| 2883 | hESDDalitzPositronAfterEta[fiCut]->Fill( positronVgamma->Eta() ); |
| 2884 | |
| 2885 | hESDDalitzElectronAfterPhi[fiCut]->Fill( electronVgamma->Phi() ); |
| 2886 | hESDDalitzPositronAfterPhi[fiCut]->Fill( positronVgamma->Phi() ); |
| 2887 | |
| 2888 | hESDDalitzElectronAfterNFindClsTPC[fiCut]->Fill(clsToFNeg,electronVgamma->Pt()); |
| 2889 | hESDDalitzPositronAfterNFindClsTPC[fiCut]->Fill(clsToFPos,positronVgamma->Pt()); |
| 2890 | |
| f47b2bb5 |
2891 | hESDDalitzElectronAfterNClsTPC[fiCut]->Fill( NumClsTPCNeg,electronVgamma->Pt()); |
| 2892 | hESDDalitzPositronAfterNClsTPC[fiCut]->Fill( NumClsTPCPos,positronVgamma->Pt()); |
| 2893 | |
| 2894 | hESDDalitzElectronAfterNCrossedRowsTPC[fiCut]->Fill( nCrossedRowsTPCNeg, electronVgamma->Pt() ); |
| 2895 | hESDDalitzPositronAfterNCrossedRowsTPC[fiCut]->Fill( nCrossedRowsTPCPos, positronVgamma->Pt() ); |
| d9d6352b |
2896 | |
| 2897 | hESDDalitzElectronAfterNClsITS[fiCut]->Fill( NumClsITSNeg); |
| 2898 | hESDDalitzPositronAfterNClsITS[fiCut]->Fill( NumClsITSPos); |
| 2899 | |
| 2900 | hESDDalitzPosEleAfterDCAxy[fiCut]->Fill( dcaToVertexXYNeg, electronVgamma->Pt() ); |
| 2901 | hESDDalitzPosEleAfterDCAz[fiCut]->Fill( dcaToVertexZNeg, electronVgamma->Pt() ); |
| 2902 | hESDDalitzPosEleAfterDCAxy[fiCut]->Fill( dcaToVertexXYPos, positronVgamma->Pt() ); |
| 2903 | hESDDalitzPosEleAfterDCAz[fiCut]->Fill( dcaToVertexZPos, positronVgamma->Pt() ); |
| 2904 | |
| 2905 | hESDDalitzElectronAfterTPCdEdxVsP[fiCut]->Fill( electronVgamma->P(),nSigmaNegTPC); |
| 2906 | hESDDalitzPositronAfterTPCdEdxVsP[fiCut]->Fill( positronVgamma->P(), nSigmaPosTPC); |
| 2907 | |
| 2908 | hESDDalitzElectronAfterTPCdEdxVsEta[fiCut]->Fill( electronVgamma->Eta(),nSigmaNegTPC); |
| 2909 | hESDDalitzPositronAfterTPCdEdxVsEta[fiCut]->Fill( positronVgamma->Eta(),nSigmaPosTPC); |
| 2910 | |
| 2911 | hESDDalitzElectronAfterTPCdEdxVsPhi[fiCut]->Fill( electronVgamma->Phi(),nSigmaNegTPC); |
| 2912 | hESDDalitzPositronAfterTPCdEdxVsPhi[fiCut]->Fill( positronVgamma->Phi(),nSigmaPosTPC); |
| 2913 | |
| 2914 | |
| 2915 | hESDDalitzElectronAfterTPCdEdxSignalVsP[fiCut]->Fill( electronVgamma->P(), TMath::Abs(electronVgamma->GetTPCsignal())); |
| 2916 | hESDDalitzPositronAfterTPCdEdxSignalVsP[fiCut]->Fill( positronVgamma->P(), TMath::Abs(positronVgamma->GetTPCsignal())); |
| 2917 | |
| 2918 | |
| 2919 | |
| ccfa8c0d |
2920 | } |
| 2921 | |
| 2922 | |
| a280ac15 |
2923 | //_____________________________________________________________________________ |
| 2924 | Double_t AliAnalysisTaskGammaConvDalitzV1::GetPsiPair( const AliESDtrack *trackPos, const AliESDtrack *trackNeg ) const |
| 2925 | { |
| 2926 | // |
| 2927 | // This angle is a measure for the contribution of the opening in polar |
| ae947965 |
2928 | // direction ?0 to the opening angle ? Pair |
| a280ac15 |
2929 | // |
| 2930 | // Ref. Measurement of photons via conversion pairs with the PHENIX experiment at RHIC |
| d9d6352b |
2931 | // Mas ter Thesis. Thorsten Dahms. 2005 |
| a280ac15 |
2932 | // https://twiki.cern.ch/twiki/pub/ALICE/GammaPhysicsPublications/tdahms_thesis.pdf |
| 2933 | // |
| 2934 | Double_t momPos[3]; |
| 2935 | Double_t momNeg[3]; |
| 2936 | if( trackPos->GetConstrainedPxPyPz(momPos) == 0 ) trackPos->GetPxPyPz( momPos ); |
| 2937 | if( trackNeg->GetConstrainedPxPyPz(momNeg) == 0 ) trackNeg->GetPxPyPz( momNeg ); |
| 2938 | |
| 2939 | TVector3 posDaughter; |
| 2940 | TVector3 negDaughter; |
| 2941 | |
| 2942 | posDaughter.SetXYZ( momPos[0], momPos[1], momPos[2] ); |
| 2943 | negDaughter.SetXYZ( momNeg[0], momNeg[1], momNeg[2] ); |
| 2944 | |
| 2945 | Double_t deltaTheta = negDaughter.Theta() - posDaughter.Theta(); |
| 2946 | Double_t openingAngle = posDaughter.Angle( negDaughter ); //TMath::ACos( posDaughter.Dot(negDaughter)/(negDaughter.Mag()*posDaughter.Mag()) ); |
| 2947 | |
| 2948 | if( openingAngle < 1e-20 ) return 0.; |
| 2949 | |
| 2950 | Double_t psiAngle = TMath::ASin( deltaTheta/openingAngle ); |
| 2951 | |
| 2952 | return psiAngle; |
| 4803eb1f |
2953 | } |
git://git.uio.no / u / mrichter / AliRoot.git / blame