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Setting centrality in the AOD header
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f7ed7e88 1/**************************************************************************\r
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *\r
3 * *\r
4 * Author: The ALICE Off-line Project. *\r
5 * Contributors are mentioned in the code where appropriate. *\r
6 * *\r
7 * Permission to use, copy, modify and distribute this software and its *\r
8 * documentation strictly for non-commercial purposes is hereby granted *\r
9 * without fee, provided that the above copyright notice appears in all *\r
10 * copies and that both the copyright notice and this permission notice *\r
11 * appear in the supporting documentation. The authors make no claims *\r
12 * about the suitability of this software for any purpose. It is *\r
13 * provided "as is" without express or implied warranty. *\r
14 **************************************************************************/\r
15\r
16/* $Id: AliAnalysisTaskESDfilter.cxx 24535 2008-03-16 22:43:30Z fca $ */\r
17 \r
18#include <TChain.h>\r
19#include <TTree.h>\r
20#include <TList.h>\r
21#include <TArrayI.h>\r
22#include <TRandom.h>\r
23#include <TParticle.h>\r
a5f7aba4 24#include <TFile.h>\r
f7ed7e88 25\r
26#include "AliAnalysisTaskESDfilter.h"\r
27#include "AliAnalysisManager.h"\r
28#include "AliESDEvent.h"\r
f2f21b24 29#include "AliESDRun.h"\r
f7ed7e88 30#include "AliStack.h"\r
31#include "AliAODEvent.h"\r
32#include "AliMCEvent.h"\r
33#include "AliMCEventHandler.h"\r
34#include "AliESDInputHandler.h"\r
35#include "AliAODHandler.h"\r
36#include "AliAODMCParticle.h"\r
37#include "AliAnalysisFilter.h"\r
38#include "AliESDMuonTrack.h"\r
39#include "AliESDVertex.h"\r
0a1f09ad 40#include "AliESDCentrality.h"\r
f7ed7e88 41#include "AliESDv0.h"\r
42#include "AliESDkink.h"\r
43#include "AliESDcascade.h"\r
44#include "AliESDPmdTrack.h"\r
45#include "AliESDCaloCluster.h"\r
46#include "AliESDCaloCells.h"\r
47#include "AliMultiplicity.h"\r
48#include "AliLog.h"\r
49\r
50ClassImp(AliAnalysisTaskESDfilter)\r
51\r
52////////////////////////////////////////////////////////////////////////\r
53\r
54AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter():\r
55 AliAnalysisTaskSE(),\r
56 fTrackFilter(0x0),\r
57 fKinkFilter(0x0),\r
58 fV0Filter(0x0),\r
59 fCascadeFilter(0x0),\r
60 fHighPthreshold(0),\r
12588061 61 fPtshape(0x0),\r
62 fEnableFillAOD(kTRUE)\r
f7ed7e88 63{\r
64 // Default constructor\r
65}\r
66\r
67AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter(const char* name):\r
68 AliAnalysisTaskSE(name),\r
69 fTrackFilter(0x0),\r
70 fKinkFilter(0x0),\r
71 fV0Filter(0x0),\r
72 fCascadeFilter(0x0),\r
73 fHighPthreshold(0),\r
12588061 74 fPtshape(0x0),\r
75 fEnableFillAOD(kTRUE)\r
f7ed7e88 76{\r
77 // Constructor\r
78}\r
79\r
80void AliAnalysisTaskESDfilter::UserCreateOutputObjects()\r
81{\r
cd5eefa7 82 //\r
83 // Create Output Objects conenct filter to outputtree\r
84 // \r
d3815ca9 85 if(OutputTree()){\r
f7ed7e88 86 OutputTree()->GetUserInfo()->Add(fTrackFilter);\r
d3815ca9 87 }\r
88 else{\r
89 AliError("No OutputTree() for adding the track filter");\r
90 }\r
f7ed7e88 91}\r
92\r
93void AliAnalysisTaskESDfilter::Init()\r
94{\r
95 // Initialization\r
96 if (fDebug > 1) AliInfo("Init() \n");\r
97 // Call configuration file\r
98}\r
99\r
100\r
101void AliAnalysisTaskESDfilter::UserExec(Option_t */*option*/)\r
102{\r
103// Execute analysis for current event\r
104//\r
105 \r
106 Long64_t ientry = Entry();\r
f2f21b24 107 \r
e26c0b71 108 if (fDebug > 0) {\r
f2f21b24 109 printf("Filter: Analysing event # %5d\n", (Int_t) ientry);\r
110 if (fHighPthreshold == 0) AliInfo("detector PID signals are stored in each track");\r
111 if (!fPtshape) AliInfo("detector PID signals are not stored below the pt threshold");\r
e26c0b71 112 }\r
5b173801 113 // Filters must explicitely enable AOD filling in their UserExec (AG)\r
114 if (!AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()) AliFatal("Cannot run ESD filter without an output event handler");\r
12588061 115 if(fEnableFillAOD) AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()->SetFillAOD(kTRUE);\r
5b173801 116\r
f7ed7e88 117 ConvertESDtoAOD();\r
118}\r
119\r
120void AliAnalysisTaskESDfilter::ConvertESDtoAOD() {\r
121 // ESD Filter analysis task executed for each event\r
122\r
123 AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent());\r
dcbfafb9 124 if(!esd)return;\r
f7ed7e88 125 AliESD* old = esd->GetAliESDOld();\r
126\r
127 // Fetch Stack for debuggging if available \r
f7ed7e88 128 AliMCEventHandler *mcH = 0;\r
129 if(MCEvent()){\r
f7ed7e88 130 mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); \r
131 }\r
132 // set arrays and pointers\r
133 Float_t posF[3];\r
134 Double_t pos[3];\r
135 Double_t p[3];\r
136 Double_t momPos[3]; \r
137 Double_t momNeg[3];\r
138 Double_t momBach[3];\r
139 Double_t momPosAtV0vtx[3];\r
140 Double_t momNegAtV0vtx[3];\r
141 Double_t momBachAtCascadeVtx[3];\r
142 Double_t covVtx[6];\r
143 Double_t covTr[21];\r
144 Double_t pid[10];\r
145\r
146 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
147 for (Int_t i = 0; i < 21; i++) covTr [i] = 0.;\r
148\r
149 \r
150 // loop over events and fill them\r
f7ed7e88 151 // Multiplicity information needed by the header (to be revised!)\r
152 Int_t nTracks = esd->GetNumberOfTracks();\r
95621324 153 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) esd->GetTrack(iTrack)->SetESDEvent(esd);\r
154\r
f7ed7e88 155 // if (fDebug > 0) printf("-------------------Bo: Number of ESD tracks %d \n",nTracks);\r
156\r
157 Int_t nPosTracks = 0;\r
f7ed7e88 158 \r
159 // Update the header\r
160\r
161 AliAODHeader* header = AODEvent()->GetHeader();\r
f2f21b24 162 \r
f7ed7e88 163 header->SetRunNumber(esd->GetRunNumber());\r
0c6c629b 164 header->SetOfflineTrigger(fInputHandler->IsEventSelected()); // propagate the decision of the physics selection\r
a5f7aba4 165 TTree* tree = fInputHandler->GetTree();\r
166 if (tree) {\r
167 TFile* file = tree->GetCurrentFile();\r
168 if (file) header->SetESDFileName(file->GetName());\r
169 }\r
170 \r
f7ed7e88 171 if (old) {\r
172 header->SetBunchCrossNumber(0);\r
173 header->SetOrbitNumber(0);\r
174 header->SetPeriodNumber(0);\r
175 header->SetEventType(0);\r
f2f21b24 176 header->SetMuonMagFieldScale(-999.);\r
177 header->SetCentrality(-999.); \r
f7ed7e88 178 } else {\r
179 header->SetBunchCrossNumber(esd->GetBunchCrossNumber());\r
180 header->SetOrbitNumber(esd->GetOrbitNumber());\r
181 header->SetPeriodNumber(esd->GetPeriodNumber());\r
182 header->SetEventType(esd->GetEventType());\r
0a1f09ad 183\r
a5f7aba4 184 header->SetEventNumberESDFile(esd->GetHeader()->GetEventNumberInFile());\r
0a1f09ad 185 if(esd->GetCentrality()){\r
186 header->SetCentrality(esd->GetCentrality()->GetCentralityPercentile("V0M"));\r
187 }\r
188 else{\r
189 header->SetCentrality(-999.);\r
190 }\r
f7ed7e88 191 }\r
0a1f09ad 192 \r
f2f21b24 193 // Trigger\r
efa1edeb 194 header->SetFiredTriggerClasses(esd->GetFiredTriggerClasses());\r
f7ed7e88 195 header->SetTriggerMask(esd->GetTriggerMask()); \r
196 header->SetTriggerCluster(esd->GetTriggerCluster());\r
a5f7aba4 197 header->SetL0TriggerInputs(esd->GetHeader()->GetL0TriggerInputs()); \r
198 header->SetL1TriggerInputs(esd->GetHeader()->GetL1TriggerInputs()); \r
199 header->SetL2TriggerInputs(esd->GetHeader()->GetL2TriggerInputs()); \r
f2f21b24 200\r
f7ed7e88 201 header->SetMagneticField(esd->GetMagneticField());\r
db7ce896 202 header->SetMuonMagFieldScale(esd->GetCurrentDip()/6000.);\r
f7ed7e88 203 header->SetZDCN1Energy(esd->GetZDCN1Energy());\r
204 header->SetZDCP1Energy(esd->GetZDCP1Energy());\r
205 header->SetZDCN2Energy(esd->GetZDCN2Energy());\r
206 header->SetZDCP2Energy(esd->GetZDCP2Energy());\r
207 header->SetZDCEMEnergy(esd->GetZDCEMEnergy(0),esd->GetZDCEMEnergy(1));\r
f2f21b24 208\r
209 \r
f7ed7e88 210 Float_t diamxy[2]={esd->GetDiamondX(),esd->GetDiamondY()};\r
211 Float_t diamcov[3]; esd->GetDiamondCovXY(diamcov);\r
212 header->SetDiamond(diamxy,diamcov);\r
a98c78e5 213 header->SetDiamondZ(esd->GetDiamondZ(),esd->GetSigma2DiamondZ());\r
f7ed7e88 214//\r
215//\r
216 Int_t nV0s = esd->GetNumberOfV0s();\r
217 Int_t nCascades = esd->GetNumberOfCascades();\r
218 Int_t nKinks = esd->GetNumberOfKinks();\r
219 Int_t nVertices = nV0s + nCascades /*V0 wihtin cascade already counted*/+ nKinks + 1 /* = prim. vtx*/;\r
a98c78e5 220 Int_t nPileSPDVertices=1+esd->GetNumberOfPileupVerticesSPD(); // also SPD main vertex\r
221 Int_t nPileTrkVertices=esd->GetNumberOfPileupVerticesTracks();\r
222 nVertices+=nPileSPDVertices;\r
223 nVertices+=nPileTrkVertices;\r
f7ed7e88 224 Int_t nJets = 0;\r
225 Int_t nCaloClus = esd->GetNumberOfCaloClusters();\r
226 Int_t nFmdClus = 0;\r
227 Int_t nPmdClus = esd->GetNumberOfPmdTracks();\r
228 \r
229 if (fDebug > 0) \r
230 printf(" NV0=%d NCASCADES=%d NKINKS=%d\n", nV0s, nCascades, nKinks);\r
231 \r
232 AODEvent()->ResetStd(nTracks, nVertices, nV0s, nCascades, nJets, nCaloClus, nFmdClus, nPmdClus);\r
233\r
234\r
235 AliAODTrack *aodTrack = 0x0;\r
236 AliAODPid *detpid = 0x0;\r
237 Double_t timezero = 0; //TO BE FIXED\r
238 AliAODVertex *vV0FromCascade = 0x0;\r
239 AliAODv0 *aodV0 = 0x0;\r
240 AliAODcascade *aodCascade = 0x0;\r
241 \r
242 // RefArray to store the mapping between esd track number and newly created AOD-Track\r
243 TRefArray *aodTrackRefs = NULL;\r
244 if (nTracks > 0) aodTrackRefs = new TRefArray(nTracks);\r
245\r
246 // RefArray to store a mapping between esd V0 number and newly created AOD-Vertex V0\r
247 TRefArray *aodV0VtxRefs = NULL;\r
248 if (nV0s > 0) aodV0VtxRefs = new TRefArray(nV0s);\r
249\r
250 // RefArray to store the mapping between esd V0 number and newly created AOD-V0\r
251 TRefArray *aodV0Refs = NULL;\r
252 if (nV0s > 0) aodV0Refs = new TRefArray(nV0s);\r
253\r
254 \r
255\r
256\r
257\r
258 // Array to take into account the tracks already added to the AOD\r
259 Bool_t * usedTrack = NULL;\r
260 if (nTracks>0) {\r
261 usedTrack = new Bool_t[nTracks];\r
262 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;\r
263 }\r
264 // Array to take into account the V0s already added to the AOD (V0 within cascades)\r
265 Bool_t * usedV0 = NULL;\r
266 if (nV0s>0) {\r
267 usedV0 = new Bool_t[nV0s];\r
268 for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;\r
269 }\r
270 // Array to take into account the kinks already added to the AOD\r
271 Bool_t * usedKink = NULL;\r
272 if (nKinks>0) {\r
273 usedKink = new Bool_t[nKinks];\r
274 for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;\r
275 }\r
276 \r
277 // Access to the AOD container of vertices\r
278 TClonesArray &vertices = *(AODEvent()->GetVertices());\r
279 Int_t jVertices=0;\r
280 \r
281 // Access to the AOD container of tracks\r
282 TClonesArray &tracks = *(AODEvent()->GetTracks());\r
283 Int_t jTracks=0; \r
284 \r
285 // Access to the AOD container of Cascades\r
286 TClonesArray &cascades = *(AODEvent()->GetCascades());\r
287 Int_t jCascades=0;\r
288\r
289 // Access to the AOD container of V0s\r
290 TClonesArray &v0s = *(AODEvent()->GetV0s());\r
291 Int_t jV0s=0;\r
292 \r
293 // Add primary vertex. The primary tracks will be defined\r
294 // after the loops on the composite objects (V0, cascades, kinks)\r
295 const AliESDVertex *vtx = esd->GetPrimaryVertex();\r
296 \r
297 vtx->GetXYZ(pos); // position\r
298 vtx->GetCovMatrix(covVtx); //covariance matrix\r
299 \r
300 AliAODVertex * primary = new(vertices[jVertices++])\r
301 AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, -1, AliAODVertex::kPrimary);\r
302 primary->SetName(vtx->GetName());\r
303 primary->SetTitle(vtx->GetTitle());\r
1c1c7167 304\r
305 TString vtitle = vtx->GetTitle();\r
306 if (!vtitle.Contains("VertexerTracks")) \r
307 primary->SetNContributors(vtx->GetNContributors());\r
f7ed7e88 308\r
309 if (fDebug > 0) primary->Print();\r
310\r
a98c78e5 311\r
312 // Add SPD "main" vertex \r
313 const AliESDVertex *vtxS = esd->GetPrimaryVertexSPD();\r
314 vtxS->GetXYZ(pos); // position\r
315 vtxS->GetCovMatrix(covVtx); //covariance matrix\r
316 AliAODVertex * mVSPD = new(vertices[jVertices++])\r
317 AliAODVertex(pos, covVtx, vtxS->GetChi2toNDF(), NULL, -1, AliAODVertex::kMainSPD);\r
318 mVSPD->SetName(vtxS->GetName());\r
319 mVSPD->SetTitle(vtxS->GetTitle());\r
320 mVSPD->SetNContributors(vtxS->GetNContributors()); \r
321\r
322 // Add SPD pileup vertices\r
323 for(Int_t iV=0; iV<nPileSPDVertices-1; iV++){\r
324 const AliESDVertex *vtxP = esd->GetPileupVertexSPD(iV);\r
325 vtxP->GetXYZ(pos); // position\r
326 vtxP->GetCovMatrix(covVtx); //covariance matrix\r
327 AliAODVertex * pVSPD = new(vertices[jVertices++])\r
328 AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupSPD);\r
329 pVSPD->SetName(vtxP->GetName());\r
330 pVSPD->SetTitle(vtxP->GetTitle());\r
331 pVSPD->SetNContributors(vtxP->GetNContributors()); \r
332 }\r
333\r
334 // Add TRK pileup vertices\r
335 for(Int_t iV=0; iV<nPileTrkVertices; iV++){\r
336 const AliESDVertex *vtxP = esd->GetPileupVertexTracks(iV);\r
337 vtxP->GetXYZ(pos); // position\r
338 vtxP->GetCovMatrix(covVtx); //covariance matrix\r
339 AliAODVertex * pVTRK = new(vertices[jVertices++])\r
340 AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupTracks);\r
341 pVTRK->SetName(vtxP->GetName());\r
342 pVTRK->SetTitle(vtxP->GetTitle());\r
343 pVTRK->SetNContributors(vtxP->GetNContributors());\r
344 }\r
345\r
f7ed7e88 346 // Create vertices starting from the most complex objects\r
347 Double_t chi2 = 0.;\r
348 \r
349 // Cascades (Modified by A.Maire - February 2009)\r
350 for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {\r
351\r
352 if (fDebug > 1) \r
353 printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades);\r
354\r
355 // 0- Preparation\r
356 //\r
357 AliESDcascade *esdCascade = esd->GetCascade(nCascade);\r
358 Int_t idxPosFromV0Dghter = esdCascade->GetPindex();\r
359 Int_t idxNegFromV0Dghter = esdCascade->GetNindex();\r
360 Int_t idxBachFromCascade = esdCascade->GetBindex();\r
361 \r
362 AliESDtrack *esdCascadePos = esd->GetTrack( idxPosFromV0Dghter);\r
363 AliESDtrack *esdCascadeNeg = esd->GetTrack( idxNegFromV0Dghter);\r
364 AliESDtrack *esdCascadeBach = esd->GetTrack( idxBachFromCascade);\r
365\r
366 // Identification of the V0 within the esdCascade (via both daughter track indices)\r
367 AliESDv0 * currentV0 = 0x0;\r
368 Int_t idxV0FromCascade = -1;\r
369 \r
370 for (Int_t iV0=0; iV0<nV0s; ++iV0) {\r
371 \r
372 currentV0 = esd->GetV0(iV0);\r
373 Int_t posCurrentV0 = currentV0->GetPindex();\r
374 Int_t negCurrentV0 = currentV0->GetNindex();\r
375 \r
376 if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) {\r
377 idxV0FromCascade = iV0;\r
378 break;\r
379 }\r
380 }\r
381\r
382 if(idxV0FromCascade < 0){\r
383 printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n");\r
384 continue;\r
385 }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds"\r
386\r
387 if (fDebug > 1) \r
388 printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s);\r
389\r
390 AliESDv0 *esdV0FromCascade = esd->GetV0(idxV0FromCascade);\r
391 \r
392\r
393 // 1 - Cascade selection \r
394 \r
395 // AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
396 // TList cascadeObjects;\r
397 // cascadeObjects.AddAt(esdV0FromCascade, 0);\r
398 // cascadeObjects.AddAt(esdCascadePos, 1);\r
399 // cascadeObjects.AddAt(esdCascadeNeg, 2);\r
400 // cascadeObjects.AddAt(esdCascade, 3);\r
401 // cascadeObjects.AddAt(esdCascadeBach, 4);\r
402 // cascadeObjects.AddAt(esdPrimVtx, 5);\r
403 // \r
404 // UInt_t selectCascade = 0;\r
405 // if (fCascadeFilter) {\r
406 // // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); \r
407 // // FIXME AliESDCascadeCuts to be implemented ...\r
408 // \r
409 // // Here we may encounter a moot point at the V0 level \r
410 // // between the cascade selections and the V0 ones :\r
411 // // the V0 selected along with the cascade (secondary V0) may \r
412 // // usually be removed from the dedicated V0 selections (prim V0) ...\r
413 // // -> To be discussed !\r
414 // \r
415 // // this is a little awkward but otherwise the \r
416 // // list wants to access the pointer (delete it) \r
417 // // again when going out of scope\r
418 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
419 // esdPrimVtx = 0;\r
420 // if (!selectCascade) \r
421 // continue;\r
422 // }\r
423 // else{\r
424 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
425 // esdPrimVtx = 0;\r
426 // }\r
427\r
428 // 2 - Add the cascade vertex\r
429 \r
430 esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]);\r
431 esdCascade->GetPosCovXi(covVtx);\r
432 chi2 = esdCascade->GetChi2Xi(); \r
433 \r
434 AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos,\r
435 covVtx,\r
436 chi2, // FIXME = Chi2/NDF will be needed\r
437 primary,\r
438 nCascade, // id\r
439 AliAODVertex::kCascade);\r
440 primary->AddDaughter(vCascade);\r
441\r
442 if (fDebug > 2) {\r
443 printf("---- Cascade / Cascade Vertex (AOD) : \n");\r
444 vCascade->Print();\r
445 }\r
446\r
447\r
448 // 3 - Add the bachelor track from the cascade\r
449 \r
450 if (!usedTrack[idxBachFromCascade]) {\r
451\r
452 esdCascadeBach->GetPxPyPz(momBach);\r
453 esdCascadeBach->GetXYZ(pos);\r
454 esdCascadeBach->GetCovarianceXYZPxPyPz(covTr);\r
455 esdCascadeBach->GetESDpid(pid);\r
456\r
457 usedTrack[idxBachFromCascade] = kTRUE;\r
458 UInt_t selectInfo = 0;\r
9eeae5d5 459 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach);\r
f7ed7e88 460 if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel());\r
461 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(),\r
462 esdCascadeBach->GetLabel(), \r
463 momBach, \r
464 kTRUE,\r
465 pos,\r
466 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
467 covTr, \r
468 (Short_t)esdCascadeBach->GetSign(),\r
469 esdCascadeBach->GetITSClusterMap(), \r
470 pid,\r
471 vCascade,\r
472 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
473 vtx->UsesTrack(esdCascadeBach->GetID()),\r
474 AliAODTrack::kSecondary,\r
475 selectInfo);\r
f2f21b24 476 aodTrack->SetTPCClusterMap(esdCascadeBach->GetTPCClusterMap());\r
477 aodTrack->SetTPCSharedMap (esdCascadeBach->GetTPCSharedMap());\r
40a060e5 478 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeBach));\r
f7ed7e88 479 aodTrackRefs->AddAt(aodTrack,idxBachFromCascade);\r
f2f21b24 480 \r
f7ed7e88 481 if (esdCascadeBach->GetSign() > 0) nPosTracks++;\r
482 aodTrack->ConvertAliPIDtoAODPID();\r
483 aodTrack->SetFlags(esdCascadeBach->GetStatus());\r
484 SetAODPID(esdCascadeBach,aodTrack,detpid,timezero,esd->GetMagneticField());\r
485 }\r
486 else {\r
487 aodTrack = dynamic_cast<AliAODTrack*>( aodTrackRefs->At(idxBachFromCascade) );\r
488 }\r
489\r
490 vCascade->AddDaughter(aodTrack);\r
491\r
492 if (fDebug > 4) {\r
493 printf("---- Cascade / bach dghter : \n");\r
494 aodTrack->Print();\r
495 }\r
496 \r
497\r
498 // 4 - Add the V0 from the cascade. \r
499 // = V0vtx + both pos and neg daughter tracks + the aodV0 itself\r
500 //\r
501\r
502 if ( !usedV0[idxV0FromCascade] ) {\r
503 // 4.A - if VO structure hasn't been created yet\r
504 \r
505 // 4.A.1 - Create the V0 vertex of the cascade\r
506 \r
507 esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]);\r
508 esdV0FromCascade->GetPosCov(covVtx);\r
509 chi2 = esdV0FromCascade->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 ?\r
510 \r
511 vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,\r
512 covVtx,\r
513 chi2,\r
514 vCascade,\r
515 idxV0FromCascade, //id of ESDv0\r
516 AliAODVertex::kV0);\r
517 // Note:\r
518 // one V0 can be used by several cascades.\r
519 // So, one AOD V0 vtx can have several parent vtx.\r
520 // This is not directly allowed by AliAODvertex.\r
521 // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash\r
522 // but to a problem of consistency within AODEvent.\r
523 // -> See below paragraph 4.B, for the proposed treatment of such a case.\r
524\r
525 // Add the vV0FromCascade to the aodVOVtxRefs\r
526 aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade);\r
527 \r
528 \r
529 // 4.A.2 - Add the positive tracks from the V0\r
530 \r
531 esdCascadePos->GetPxPyPz(momPos);\r
532 esdCascadePos->GetXYZ(pos);\r
533 esdCascadePos->GetCovarianceXYZPxPyPz(covTr);\r
534 esdCascadePos->GetESDpid(pid);\r
535 \r
536 \r
537 if (!usedTrack[idxPosFromV0Dghter]) {\r
538 usedTrack[idxPosFromV0Dghter] = kTRUE;\r
539 \r
540 UInt_t selectInfo = 0;\r
9eeae5d5 541 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos);\r
f7ed7e88 542 if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel());\r
543 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadePos->GetID(),\r
544 esdCascadePos->GetLabel(), \r
545 momPos, \r
546 kTRUE,\r
547 pos,\r
548 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
549 covTr, \r
550 (Short_t)esdCascadePos->GetSign(),\r
551 esdCascadePos->GetITSClusterMap(), \r
552 pid,\r
553 vV0FromCascade,\r
554 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
555 vtx->UsesTrack(esdCascadePos->GetID()),\r
556 AliAODTrack::kSecondary,\r
557 selectInfo);\r
f2f21b24 558 aodTrack->SetTPCClusterMap(esdCascadePos->GetTPCClusterMap());\r
559 aodTrack->SetTPCSharedMap (esdCascadePos->GetTPCSharedMap());\r
40a060e5 560 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadePos));\r
f7ed7e88 561 aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter);\r
40a060e5 562\r
f7ed7e88 563 if (esdCascadePos->GetSign() > 0) nPosTracks++;\r
564 aodTrack->ConvertAliPIDtoAODPID();\r
565 aodTrack->SetFlags(esdCascadePos->GetStatus());\r
566 SetAODPID(esdCascadePos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
567 }\r
568 else {\r
569 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxPosFromV0Dghter));\r
570 }\r
571 vV0FromCascade->AddDaughter(aodTrack);\r
572 \r
573 \r
574 // 4.A.3 - Add the negative tracks from the V0\r
575 \r
576 esdCascadeNeg->GetPxPyPz(momNeg);\r
577 esdCascadeNeg->GetXYZ(pos);\r
578 esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr);\r
579 esdCascadeNeg->GetESDpid(pid);\r
580 \r
581 \r
582 if (!usedTrack[idxNegFromV0Dghter]) {\r
583 usedTrack[idxNegFromV0Dghter] = kTRUE;\r
584 \r
585 UInt_t selectInfo = 0;\r
9eeae5d5 586 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg);\r
f7ed7e88 587 if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel());\r
588 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadeNeg->GetID(),\r
589 esdCascadeNeg->GetLabel(),\r
590 momNeg,\r
591 kTRUE,\r
592 pos,\r
593 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
594 covTr, \r
595 (Short_t)esdCascadeNeg->GetSign(),\r
596 esdCascadeNeg->GetITSClusterMap(), \r
597 pid,\r
598 vV0FromCascade,\r
599 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
600 vtx->UsesTrack(esdCascadeNeg->GetID()),\r
601 AliAODTrack::kSecondary,\r
602 selectInfo);\r
f2f21b24 603 aodTrack->SetTPCClusterMap(esdCascadeNeg->GetTPCClusterMap());\r
604 aodTrack->SetTPCSharedMap (esdCascadeNeg->GetTPCSharedMap());\r
40a060e5 605 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeNeg));\r
f7ed7e88 606 aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter);\r
607 \r
608 if (esdCascadeNeg->GetSign() > 0) nPosTracks++;\r
609 aodTrack->ConvertAliPIDtoAODPID();\r
610 aodTrack->SetFlags(esdCascadeNeg->GetStatus());\r
611 SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
612 }\r
613 else {\r
614 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxNegFromV0Dghter));\r
615 }\r
616 \r
617 vV0FromCascade->AddDaughter(aodTrack);\r
618 \r
619 \r
620 // 4.A.4 - Add the V0 from cascade to the V0 array\r
621\r
622 Double_t dcaV0Daughters = esdV0FromCascade->GetDcaV0Daughters();\r
623 Double_t dcaV0ToPrimVertex = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(),\r
624 esd->GetPrimaryVertex()->GetY(),\r
625 esd->GetPrimaryVertex()->GetZ() );\r
626 esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); \r
627 esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); \r
628 \r
629 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
630 dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD( esd->GetPrimaryVertex()->GetX(),\r
631 esd->GetPrimaryVertex()->GetY(),\r
632 esd->GetMagneticField()) );\r
633 dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD( esd->GetPrimaryVertex()->GetX(),\r
634 esd->GetPrimaryVertex()->GetY(),\r
635 esd->GetMagneticField()) );\r
636 \r
637 aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, \r
638 dcaV0Daughters,\r
639 dcaV0ToPrimVertex, \r
640 momPosAtV0vtx, \r
641 momNegAtV0vtx, \r
642 dcaDaughterToPrimVertex); \r
643 // set the aod v0 on-the-fly status\r
644 aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus());\r
645\r
646 // Add the aodV0 to the aodVORefs\r
647 aodV0Refs->AddAt(aodV0,idxV0FromCascade);\r
648 \r
649 usedV0[idxV0FromCascade] = kTRUE;\r
650\r
651 } else { \r
652 // 4.B - if V0 structure already used\r
653\r
654 // Note :\r
655 // one V0 can be used by several cascades (frequent in PbPb evts) : \r
656 // same V0 which used but attached to different bachelor tracks\r
657 // -> aodVORefs and aodV0VtxRefs are needed.\r
658 // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array.\r
659 \r
660 vV0FromCascade = dynamic_cast<AliAODVertex*>( aodV0VtxRefs->At(idxV0FromCascade) );\r
661 aodV0 = dynamic_cast<AliAODv0*> ( aodV0Refs ->At(idxV0FromCascade) );\r
662 \r
663 // - Treatment of the parent for such a "re-used" V0 :\r
664 // Insert the cascade that reuses the V0 vertex in the lineage chain\r
665 // Before : vV0 -> vCascade1 -> vPrimary\r
666 // - Hyp : cascade2 uses the same V0 as cascade1\r
667 // After : vV0 -> vCascade2 -> vCascade1 -> vPrimary\r
668 \r
669 AliAODVertex *vCascadePreviousParent = dynamic_cast<AliAODVertex*> (vV0FromCascade->GetParent());\r
670 vV0FromCascade->SetParent(vCascade);\r
671 vCascade ->SetParent(vCascadePreviousParent);\r
672\r
673 if(fDebug > 2) \r
674 printf("---- Cascade / Lineage insertion\n"\r
675 "Parent of V0 vtx = Cascade vtx %p\n"\r
676 "Parent of the cascade vtx = Cascade vtx %p\n"\r
677 "Parent of the parent cascade vtx = Cascade vtx %p\n", \r
678 static_cast<void*> (vV0FromCascade->GetParent()),\r
679 static_cast<void*> (vCascade->GetParent()),\r
680 static_cast<void*> (vCascadePreviousParent->GetParent()) );\r
681 \r
682 }// end if V0 structure already used\r
683\r
684 if (fDebug > 2) {\r
685 printf("---- Cascade / V0 vertex: \n");\r
686 vV0FromCascade->Print();\r
687 }\r
688\r
689 if (fDebug > 4) {\r
690 printf("---- Cascade / pos dghter : \n");\r
691 aodTrack->Print();\r
692 printf("---- Cascade / neg dghter : \n");\r
693 aodTrack->Print();\r
694 printf("---- Cascade / aodV0 : \n");\r
695 aodV0->Print();\r
696 }\r
697\r
698 // In any case (used V0 or not), add the V0 vertex to the cascade one.\r
699 vCascade->AddDaughter(vV0FromCascade); \r
700 \r
701 \r
702 // 5 - Add the primary track of the cascade (if any)\r
703\r
704\r
705 // 6 - Add the cascade to the AOD array of cascades\r
706\r
707 Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(),\r
708 esd->GetPrimaryVertex()->GetY(),\r
709 esd->GetMagneticField()) );\r
710\r
711 esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[2]);\r
712\r
713 aodCascade = new(cascades[jCascades++]) AliAODcascade( vCascade,\r
714 esdCascade->Charge(),\r
715 esdCascade->GetDcaXiDaughters(),\r
716 -999.,\r
717 // DCAXiToPrimVtx -> needs to be calculated ----|\r
718 // doesn't exist at ESD level;\r
719 // See AODcascade::DcaXiToPrimVertex(Double, Double, Double)\r
720 dcaBachToPrimVertexXY,\r
721 momBachAtCascadeVtx,\r
722 *aodV0);\r
723 \r
724 if (fDebug > 3) {\r
725 printf("---- Cascade / AOD cascade : \n\n");\r
726 aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ());\r
727 }\r
728\r
729 } // end of the loop on cascades\r
730\r
731 cascades.Expand(jCascades);\r
732\r
733\r
734 //\r
735 // V0s\r
736 //\r
737 \r
738 for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {\r
739 \r
740 if (usedV0[nV0]) continue; // skip if already added to the AOD\r
741 \r
742 AliESDv0 *v0 = esd->GetV0(nV0);\r
743 Int_t posFromV0 = v0->GetPindex();\r
744 Int_t negFromV0 = v0->GetNindex();\r
745 \r
746 // V0 selection \r
747 //\r
748 AliESDVertex *esdVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
749 AliESDtrack *esdV0Pos = esd->GetTrack(posFromV0);\r
750 AliESDtrack *esdV0Neg = esd->GetTrack(negFromV0);\r
751 TList v0objects;\r
752 v0objects.AddAt(v0, 0);\r
753 v0objects.AddAt(esdV0Pos, 1);\r
754 v0objects.AddAt(esdV0Neg, 2);\r
755 v0objects.AddAt(esdVtx, 3);\r
756 UInt_t selectV0 = 0;\r
757 if (fV0Filter) {\r
9eeae5d5 758 selectV0 = fV0Filter->IsSelected(&v0objects);\r
f7ed7e88 759 // this is a little awkward but otherwise the \r
760 // list wants to access the pointer (delete it) \r
761 // again when going out of scope\r
762 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
763 esdVtx = 0;\r
764 if (!selectV0) \r
765 continue;\r
766 }\r
767 else{\r
768 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
769 esdVtx = 0;\r
770 }\r
771 \r
772 v0->GetXYZ(pos[0], pos[1], pos[2]);\r
773\r
774 if (!old) {\r
775 chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3\r
776 v0->GetPosCov(covVtx);\r
777 } else {\r
778 chi2 = -999.;\r
779 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
780 }\r
781\r
782\r
783 AliAODVertex * vV0 = \r
784 new(vertices[jVertices++]) AliAODVertex(pos,\r
785 covVtx,\r
786 chi2,\r
787 primary,\r
788 nV0,\r
789 AliAODVertex::kV0);\r
790 primary->AddDaughter(vV0);\r
791 \r
792\r
793 // Add the positive tracks from the V0\r
794 \r
795 esdV0Pos->GetPxPyPz(momPos);\r
796 esdV0Pos->GetXYZ(pos);\r
797 esdV0Pos->GetCovarianceXYZPxPyPz(covTr);\r
798 esdV0Pos->GetESDpid(pid);\r
799 \r
800 if (!usedTrack[posFromV0]) {\r
801 usedTrack[posFromV0] = kTRUE;\r
802 UInt_t selectInfo = 0;\r
9eeae5d5 803 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos);\r
f7ed7e88 804 if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel());\r
805 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(),\r
806 esdV0Pos->GetLabel(), \r
807 momPos, \r
808 kTRUE,\r
809 pos,\r
810 kFALSE,\r
811 covTr, \r
812 (Short_t)esdV0Pos->GetSign(),\r
813 esdV0Pos->GetITSClusterMap(), \r
814 pid,\r
815 vV0,\r
816 kTRUE, // check if this is right\r
817 vtx->UsesTrack(esdV0Pos->GetID()),\r
818 AliAODTrack::kSecondary,\r
819 selectInfo);\r
f2f21b24 820 aodTrack->SetTPCClusterMap(esdV0Pos->GetTPCClusterMap());\r
821 aodTrack->SetTPCSharedMap (esdV0Pos->GetTPCSharedMap());\r
40a060e5 822 aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Pos));\r
f7ed7e88 823 aodTrackRefs->AddAt(aodTrack,posFromV0);\r
824 // if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt());\r
825 if (esdV0Pos->GetSign() > 0) nPosTracks++;\r
826 aodTrack->ConvertAliPIDtoAODPID();\r
827 aodTrack->SetFlags(esdV0Pos->GetStatus());\r
828 SetAODPID(esdV0Pos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
829 }\r
830 else {\r
831 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(posFromV0));\r
832 // if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt());\r
833 }\r
834 vV0->AddDaughter(aodTrack);\r
835 \r
836 // Add the negative tracks from the V0\r
837 \r
838 esdV0Neg->GetPxPyPz(momNeg);\r
839 esdV0Neg->GetXYZ(pos);\r
840 esdV0Neg->GetCovarianceXYZPxPyPz(covTr);\r
841 esdV0Neg->GetESDpid(pid);\r
842 \r
843 if (!usedTrack[negFromV0]) {\r
844 usedTrack[negFromV0] = kTRUE;\r
845 UInt_t selectInfo = 0;\r
9eeae5d5 846 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg);\r
f7ed7e88 847 if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel());\r
848 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(),\r
849 esdV0Neg->GetLabel(),\r
850 momNeg,\r
851 kTRUE,\r
852 pos,\r
853 kFALSE,\r
854 covTr, \r
855 (Short_t)esdV0Neg->GetSign(),\r
856 esdV0Neg->GetITSClusterMap(), \r
857 pid,\r
858 vV0,\r
859 kTRUE, // check if this is right\r
860 vtx->UsesTrack(esdV0Neg->GetID()),\r
861 AliAODTrack::kSecondary,\r
862 selectInfo);\r
f2f21b24 863 aodTrack->SetTPCClusterMap(esdV0Neg->GetTPCClusterMap());\r
864 aodTrack->SetTPCSharedMap (esdV0Neg->GetTPCSharedMap());\r
40a060e5 865 aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Neg));\r
f7ed7e88 866 \r
867 aodTrackRefs->AddAt(aodTrack,negFromV0);\r
868 // if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt());\r
869 if (esdV0Neg->GetSign() > 0) nPosTracks++;\r
870 aodTrack->ConvertAliPIDtoAODPID();\r
871 aodTrack->SetFlags(esdV0Neg->GetStatus());\r
872 SetAODPID(esdV0Neg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
873 }\r
874 else {\r
875 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(negFromV0));\r
876 // if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt());\r
877 }\r
878 vV0->AddDaughter(aodTrack);\r
879\r
880\r
881 // Add the V0 the V0 array as well\r
882 \r
883 Double_t dcaV0Daughters = v0->GetDcaV0Daughters();\r
884 Double_t dcaV0ToPrimVertex = v0->GetD(esd->GetPrimaryVertex()->GetX(),\r
885 esd->GetPrimaryVertex()->GetY(),\r
886 esd->GetPrimaryVertex()->GetZ());\r
887 v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); \r
888 v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); \r
889 \r
890 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
891 dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD( esd->GetPrimaryVertex()->GetX(),\r
892 esd->GetPrimaryVertex()->GetY(),\r
893 esd->GetMagneticField()) );\r
894 dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD( esd->GetPrimaryVertex()->GetX(),\r
895 esd->GetPrimaryVertex()->GetY(),\r
896 esd->GetMagneticField()) );\r
897 \r
898 aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, \r
899 dcaV0Daughters,\r
900 dcaV0ToPrimVertex,\r
901 momPosAtV0vtx,\r
902 momNegAtV0vtx,\r
903 dcaDaughterToPrimVertex);\r
904\r
905 // set the aod v0 on-the-fly status\r
906 aodV0->SetOnFlyStatus(v0->GetOnFlyStatus());\r
907 }//End of loop on V0s \r
908\r
909 v0s.Expand(jV0s); \r
910\r
911 if (fDebug > 0) printf(" NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s);\r
912 // end of V0 parts\r
913\r
914\r
915 // Kinks: it is a big mess the access to the information in the kinks\r
916 // The loop is on the tracks in order to find the mother and daugther of each kink\r
917 \r
918 \r
919 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {\r
920 \r
921 AliESDtrack * esdTrack = esd->GetTrack(iTrack);\r
922 \r
923 Int_t ikink = esdTrack->GetKinkIndex(0);\r
924 \r
925 if (ikink && nKinks) {\r
926 // Negative kink index: mother, positive: daughter\r
927 \r
928 // Search for the second track of the kink\r
929 \r
930 for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {\r
931 \r
932 AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);\r
933 \r
934 Int_t jkink = esdTrack1->GetKinkIndex(0);\r
935 \r
936 if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {\r
937 \r
938 // The two tracks are from the same kink\r
939 \r
940 if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks\r
941 \r
942 Int_t imother = -1;\r
943 Int_t idaughter = -1;\r
944 \r
945 if (ikink<0 && jkink>0) {\r
946 \r
947 imother = iTrack;\r
948 idaughter = jTrack;\r
949 }\r
950 else if (ikink>0 && jkink<0) {\r
951 \r
952 imother = jTrack;\r
953 idaughter = iTrack;\r
954 }\r
955 else {\r
956// cerr << "Error: Wrong combination of kink indexes: "\r
957// << ikink << " " << jkink << endl;\r
958 continue;\r
959 }\r
960 \r
961 // Add the mother track if it passed primary track selection cuts\r
962 \r
963 AliAODTrack * mother = NULL;\r
964 \r
965 UInt_t selectInfo = 0;\r
966 if (fTrackFilter) {\r
9eeae5d5 967 selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother));\r
f7ed7e88 968 if (!selectInfo) continue;\r
969 }\r
970 \r
971 if (!usedTrack[imother]) {\r
972 \r
973 usedTrack[imother] = kTRUE;\r
974 \r
975 AliESDtrack *esdTrackM = esd->GetTrack(imother);\r
976 esdTrackM->GetPxPyPz(p);\r
977 esdTrackM->GetXYZ(pos);\r
978 esdTrackM->GetCovarianceXYZPxPyPz(covTr);\r
979 esdTrackM->GetESDpid(pid);\r
980 if(mcH)mcH->SelectParticle(esdTrackM->GetLabel());\r
981 mother = \r
982 new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(),\r
983 esdTrackM->GetLabel(),\r
984 p,\r
985 kTRUE,\r
986 pos,\r
987 kFALSE,\r
988 covTr, \r
989 (Short_t)esdTrackM->GetSign(),\r
990 esdTrackM->GetITSClusterMap(), \r
991 pid,\r
992 primary,\r
993 kTRUE, // check if this is right\r
994 vtx->UsesTrack(esdTrack->GetID()),\r
995 AliAODTrack::kPrimary,\r
996 selectInfo);\r
f2f21b24 997 mother->SetTPCClusterMap(esdTrackM->GetTPCClusterMap());\r
998 mother->SetTPCSharedMap (esdTrackM->GetTPCSharedMap());\r
40a060e5 999 mother->SetChi2perNDF(Chi2perNDF(esdTrackM));\r
1000\r
f7ed7e88 1001 aodTrackRefs->AddAt(mother, imother);\r
1002 \r
1003 if (esdTrackM->GetSign() > 0) nPosTracks++;\r
1004 mother->SetFlags(esdTrackM->GetStatus());\r
1005 mother->ConvertAliPIDtoAODPID();\r
1006 primary->AddDaughter(mother);\r
1007 mother->ConvertAliPIDtoAODPID();\r
1008 SetAODPID(esdTrackM,mother,detpid,timezero,esd->GetMagneticField());\r
1009 }\r
1010 else {\r
1011// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
1012// << " track " << imother << " has already been used!" << endl;\r
1013 }\r
1014 \r
1015 // Add the kink vertex\r
1016 AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);\r
1017 \r
1018 AliAODVertex * vkink = \r
1019 new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),\r
1020 NULL,\r
1021 0.,\r
1022 mother,\r
1023 esdTrack->GetID(), // This is the track ID of the mother's track!\r
1024 AliAODVertex::kKink);\r
1025 // Add the daughter track\r
1026 \r
1027 AliAODTrack * daughter = NULL;\r
1028 \r
1029 if (!usedTrack[idaughter]) {\r
1030 \r
1031 usedTrack[idaughter] = kTRUE;\r
1032 \r
1033 AliESDtrack *esdTrackD = esd->GetTrack(idaughter);\r
1034 esdTrackD->GetPxPyPz(p);\r
1035 esdTrackD->GetXYZ(pos);\r
1036 esdTrackD->GetCovarianceXYZPxPyPz(covTr);\r
1037 esdTrackD->GetESDpid(pid);\r
1038 selectInfo = 0;\r
9eeae5d5 1039 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD);\r
f7ed7e88 1040 if(mcH)mcH->SelectParticle(esdTrackD->GetLabel());\r
1041 daughter = \r
1042 new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(),\r
1043 esdTrackD->GetLabel(),\r
1044 p,\r
1045 kTRUE,\r
1046 pos,\r
1047 kFALSE,\r
1048 covTr, \r
1049 (Short_t)esdTrackD->GetSign(),\r
1050 esdTrackD->GetITSClusterMap(), \r
1051 pid,\r
1052 vkink,\r
1053 kTRUE, // check if this is right\r
1054 vtx->UsesTrack(esdTrack->GetID()),\r
1055 AliAODTrack::kSecondary,\r
1056 selectInfo);\r
f2f21b24 1057 daughter->SetTPCClusterMap(esdTrackD->GetTPCClusterMap());\r
1058 daughter->SetTPCSharedMap (esdTrackD->GetTPCSharedMap());\r
f7ed7e88 1059 aodTrackRefs->AddAt(daughter, idaughter);\r
1060 \r
1061 if (esdTrackD->GetSign() > 0) nPosTracks++;\r
1062 daughter->SetFlags(esdTrackD->GetStatus());\r
1063 daughter->ConvertAliPIDtoAODPID();\r
1064 vkink->AddDaughter(daughter);\r
1065 daughter->ConvertAliPIDtoAODPID();\r
1066 SetAODPID(esdTrackD,daughter,detpid,timezero,esd->GetMagneticField());\r
1067 }\r
1068 else {\r
1069// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
1070// << " track " << idaughter << " has already been used!" << endl;\r
1071 }\r
1072 }\r
1073 }\r
1074 } \r
1075 }\r
1076 \r
1077 \r
1078 // Tracks (primary and orphan)\r
1079\r
1080 if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks);\r
1081 \r
1082 for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {\r
1083 \r
1084 \r
1085 if (usedTrack[nTrack]) continue;\r
1086\r
1087 AliESDtrack *esdTrack = esd->GetTrack(nTrack);\r
1088 UInt_t selectInfo = 0;\r
1089 //\r
1090 // Track selection\r
1091 if (fTrackFilter) {\r
9eeae5d5 1092 selectInfo = fTrackFilter->IsSelected(esdTrack);\r
f7ed7e88 1093 if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue;\r
1094 }\r
1095 \r
1096 //\r
1097 esdTrack->GetPxPyPz(p);\r
1098 esdTrack->GetXYZ(pos);\r
1099 esdTrack->GetCovarianceXYZPxPyPz(covTr);\r
1100 esdTrack->GetESDpid(pid);\r
1101 if(mcH)mcH->SelectParticle(esdTrack->GetLabel());\r
1102 primary->AddDaughter(aodTrack =\r
1103 new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),\r
1104 esdTrack->GetLabel(),\r
1105 p,\r
1106 kTRUE,\r
1107 pos,\r
1108 kFALSE,\r
1109 covTr, \r
1110 (Short_t)esdTrack->GetSign(),\r
1111 esdTrack->GetITSClusterMap(), \r
1112 pid,\r
1113 primary,\r
1114 kTRUE, // check if this is right\r
1115 vtx->UsesTrack(esdTrack->GetID()),\r
1116 AliAODTrack::kPrimary, \r
1117 selectInfo)\r
1118 );\r
f2f21b24 1119 aodTrack->SetTPCClusterMap(esdTrack->GetTPCClusterMap());\r
1120 aodTrack->SetTPCSharedMap (esdTrack->GetTPCSharedMap());\r
40a060e5 1121 aodTrack->SetChi2perNDF(Chi2perNDF(esdTrack));\r
1122\r
f7ed7e88 1123 aodTrackRefs->AddAt(aodTrack, nTrack);\r
f2f21b24 1124\r
f7ed7e88 1125 \r
1126 if (esdTrack->GetSign() > 0) nPosTracks++;\r
1127 aodTrack->SetFlags(esdTrack->GetStatus());\r
1128 aodTrack->ConvertAliPIDtoAODPID();\r
1129 SetAODPID(esdTrack,aodTrack,detpid,timezero,esd->GetMagneticField());\r
1130 } // end of loop on tracks\r
1131 \r
1132 // Update number of AOD tracks in header at the end of track loop (M.G.)\r
1133 header->SetRefMultiplicity(jTracks);\r
1134 header->SetRefMultiplicityPos(nPosTracks);\r
1135 header->SetRefMultiplicityNeg(jTracks - nPosTracks);\r
1136 if (fDebug > 0) \r
1137 printf(" NAODTRACKS=%d NPOS=%d NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks);\r
1138 // Do not shrink the array of tracks - other filters may add to it (M.G)\r
1139 // tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks\r
1140 \r
1141 // Access to the AOD container of PMD clusters\r
1142 TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters());\r
1143 Int_t jPmdClusters=0;\r
1144 \r
1145 for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) {\r
1146 // file pmd clusters, to be revised!\r
1147 AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd);\r
1148 Int_t nLabel = 0;\r
1149 Int_t *label = 0x0;\r
1150 Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()};\r
1151 Double_t pidPmd[13] = { 0.}; // to be revised!\r
1152 // type not set!\r
1153 // assoc cluster not set\r
1154 new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd);\r
1155 }\r
1156\r
1157 // Access to the AOD container of clusters\r
1158 TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters());\r
1159 Int_t jClusters=0;\r
1160 \r
1161 for (Int_t iClust=0; iClust<nCaloClus; ++iClust) {\r
1162\r
1163 AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);\r
1164\r
c8fe2783 1165 Int_t id = cluster->GetID();\r
1166 Int_t nLabel = cluster->GetNLabels();\r
1167 Int_t *labels = cluster->GetLabels();\r
1168 if(labels){ \r
1169 for(int i = 0;i < nLabel;++i){\r
1170 if(mcH)mcH->SelectParticle(labels[i]);\r
1171 }\r
1172 } \r
f7ed7e88 1173\r
1174 Float_t energy = cluster->E();\r
1175 cluster->GetPosition(posF);\r
f7ed7e88 1176\r
f7ed7e88 1177 AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id,\r
1178 nLabel,\r
c8fe2783 1179 labels,\r
f7ed7e88 1180 energy,\r
1181 posF,\r
1182 NULL,\r
c8fe2783 1183 cluster->GetType(),0);\r
f7ed7e88 1184 \r
1185 caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(),\r
c8fe2783 1186 cluster->GetDispersion(),\r
f7ed7e88 1187 cluster->GetM20(), cluster->GetM02(),\r
1188 cluster->GetEmcCpvDistance(), \r
1189 cluster->GetNExMax(),cluster->GetTOF()) ;\r
1190\r
c8fe2783 1191 caloCluster->SetPIDFromESD(cluster->GetPID());\r
f7ed7e88 1192 caloCluster->SetNCells(cluster->GetNCells());\r
1193 caloCluster->SetCellsAbsId(cluster->GetCellsAbsId());\r
1194 caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction());\r
1195\r
1196 TArrayI* matchedT = cluster->GetTracksMatched();\r
c8fe2783 1197 if (nTracks>0 && matchedT && cluster->GetTrackMatchedIndex() >= 0) { \r
f7ed7e88 1198 for (Int_t im = 0; im < matchedT->GetSize(); im++) {\r
1199 Int_t iESDtrack = matchedT->At(im);;\r
1200 if (aodTrackRefs->At(iESDtrack) != 0) {\r
1201 caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack));\r
1202 }\r
1203 }\r
1204 }\r
1205 \r
1206 } \r
1207 caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters \r
1208 // end of loop on calo clusters\r
1209\r
1210 // fill EMCAL cell info\r
1211 if (esd->GetEMCALCells()) { // protection against missing ESD information\r
1212 AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells());\r
1213 Int_t nEMcell = esdEMcells.GetNumberOfCells() ;\r
1214 \r
1215 AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells());\r
1216 aodEMcells.CreateContainer(nEMcell);\r
c8fe2783 1217 aodEMcells.SetType(AliAODCaloCells::kEMCALCell);\r
f7ed7e88 1218 for (Int_t iCell = 0; iCell < nEMcell; iCell++) { \r
1219 aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell));\r
1220 }\r
1221 aodEMcells.Sort();\r
1222 }\r
1223\r
1224 // fill PHOS cell info\r
1225 if (esd->GetPHOSCells()) { // protection against missing ESD information\r
1226 AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells());\r
1227 Int_t nPHcell = esdPHcells.GetNumberOfCells() ;\r
1228 \r
1229 AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells());\r
1230 aodPHcells.CreateContainer(nPHcell);\r
c8fe2783 1231 aodPHcells.SetType(AliAODCaloCells::kPHOSCell);\r
f7ed7e88 1232 for (Int_t iCell = 0; iCell < nPHcell; iCell++) { \r
1233 aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell));\r
1234 }\r
1235 aodPHcells.Sort();\r
1236 }\r
1237\r
1238 // tracklets \r
1239 AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets());\r
1240 const AliMultiplicity *mult = esd->GetMultiplicity();\r
1241 if (mult) {\r
1242 if (mult->GetNumberOfTracklets()>0) {\r
1243 SPDTracklets.CreateContainer(mult->GetNumberOfTracklets());\r
1244\r
1245 for (Int_t n=0; n<mult->GetNumberOfTracklets(); n++) {\r
1246 if(mcH){\r
1247 mcH->SelectParticle(mult->GetLabel(n, 0));\r
1248 mcH->SelectParticle(mult->GetLabel(n, 1));\r
1249 }\r
1250 SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1));\r
1251 }\r
1252 }\r
1253 } else {\r
1254 //Printf("ERROR: AliMultiplicity could not be retrieved from ESD");\r
1255 }\r
1256\r
1257 delete [] usedKink;\r
1258 delete [] usedV0;\r
1259 delete [] usedTrack; \r
1260 delete aodV0Refs;\r
1261 delete aodV0VtxRefs;\r
1262 delete aodTrackRefs;\r
1263\r
1264 return;\r
1265}\r
1266\r
1267\r
1268void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero, Double_t bfield)\r
1269{\r
1270 //\r
1271 // Setter for the raw PID detector signals\r
1272 //\r
1273\r
1274 // Save PID object for candidate electrons\r
1275 Bool_t pidSave = kFALSE;\r
1276 if (fTrackFilter) {\r
0c6c629b 1277 Bool_t selectInfo = fTrackFilter->IsSelected((char*) "Electrons");\r
f7ed7e88 1278 if (selectInfo) pidSave = kTRUE;\r
1279 }\r
1280\r
1281\r
1282 // Tracks passing pt cut \r
1283 if(esdtrack->Pt()>fHighPthreshold) {\r
1284 pidSave = kTRUE;\r
1285 } else {\r
1286 if(fPtshape){\r
1287 if(esdtrack->Pt()> fPtshape->GetXmin()){\r
1288 Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold);\r
1289 if(gRandom->Rndm(0)<1./y){\r
1290 pidSave = kTRUE;\r
1291 }//end rndm\r
1292 }//end if p < pmin\r
1293 }//end if p function\r
1294 }// end else\r
1295\r
1296 if (pidSave) {\r
6ece2430 1297 if(!aodtrack->GetDetPid()){// prevent memory leak when calling SetAODPID twice for the same track\r
f7ed7e88 1298 detpid = new AliAODPid();\r
1299 SetDetectorRawSignals(detpid,esdtrack,timezero, bfield);\r
1300 aodtrack->SetDetPID(detpid);\r
6ece2430 1301 }\r
f7ed7e88 1302 }\r
1303}\r
1304\r
1305void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero, Double_t bfield)\r
1306{\r
1307//\r
1308//assignment of the detector signals (AliXXXesdPID inspired)\r
1309//\r
1310 if(!track){\r
1311 AliInfo("no ESD track found. .....exiting");\r
1312 return;\r
1313 }\r
febefa51 1314 // TPC momentum\r
1315 const AliExternalTrackParam *in=track->GetInnerParam();\r
1316 if (in) {\r
1317 aodpid->SetTPCmomentum(in->GetP());\r
1318 }else{\r
1319 aodpid->SetTPCmomentum(-1.);\r
1320 }\r
1321\r
f7ed7e88 1322\r
1323 aodpid->SetITSsignal(track->GetITSsignal());\r
1324 aodpid->SetTPCsignal(track->GetTPCsignal());\r
597b16d8 1325 aodpid->SetTPCsignalN(track->GetTPCsignalN());\r
f7ed7e88 1326\r
febefa51 1327 //n TRD planes = 6\r
f7ed7e88 1328 Int_t nslices = track->GetNumberOfTRDslices()*6;\r
1329 Double_t *trdslices = new Double_t[nslices];\r
1330 for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) {\r
febefa51 1331 for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl);\r
1332 }\r
1333 \r
1334//TRD momentum\r
1335 for(Int_t iPl=0;iPl<6;iPl++){\r
1336 Double_t trdmom=track->GetTRDmomentum(iPl);\r
1337 aodpid->SetTRDmomentum(iPl,trdmom);\r
1338 }\r
f7ed7e88 1339\r
1340 aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices);\r
1341 Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times);\r
1342 aodpid->SetIntegratedTimes(times);\r
1343\r
1344 aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed\r
1345 aodpid->SetHMPIDsignal(track->GetHMPIDsignal());\r
1346\r
1347 //Extrapolate track to EMCAL surface for AOD-level track-cluster matching\r
1348 Double_t emcpos[3] = {0.,0.,0.};\r
1349 Double_t emcmom[3] = {0.,0.,0.};\r
1350 aodpid->SetEMCALPosition(emcpos);\r
1351 aodpid->SetEMCALMomentum(emcmom);\r
1352\r
1353 AliExternalTrackParam *outerparam = (AliExternalTrackParam*)track->GetOuterParam();\r
1354 if(!outerparam) return;\r
1355\r
1356 //To be replaced by call to AliEMCALGeoUtils when the class becomes available\r
1357 Double_t radius = 441.0; //[cm] EMCAL radius +13cm\r
1358\r
1359 Bool_t okpos = outerparam->GetXYZAt(radius,bfield,emcpos);\r
1360 Bool_t okmom = outerparam->GetPxPyPzAt(radius,bfield,emcmom);\r
1361 if(!(okpos && okmom)) return;\r
1362\r
1363 aodpid->SetEMCALPosition(emcpos);\r
1364 aodpid->SetEMCALMomentum(emcmom);\r
1365\r
1366}\r
1367\r
40a060e5 1368Double_t AliAnalysisTaskESDfilter::Chi2perNDF(AliESDtrack* track)\r
1369{\r
1370 // Calculate chi2 per ndf for track\r
1371 Int_t nClustersTPC = track->GetTPCNcls();\r
1372\r
1373 if ( nClustersTPC > 5) {\r
1374 return (track->GetTPCchi2()/Float_t(nClustersTPC - 5));\r
1375 } else {\r
1376 return (-1.);\r
1377 }\r
1378 }\r
1379\r
1380\r
1381\r
f7ed7e88 1382void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/)\r
1383{\r
1384// Terminate analysis\r
1385//\r
1386 if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n");\r
1387}\r
1388\r
1389void AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){\r
1390 if(!pStack)return;\r
1391 label = TMath::Abs(label);\r
1392 TParticle *part = pStack->Particle(label);\r
1393 Printf("########################");\r
1394 Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P());\r
1395 part->Print();\r
1396 TParticle* mother = part;\r
1397 Int_t imo = part->GetFirstMother();\r
1398 Int_t nprim = pStack->GetNprimary();\r
1399 // while((imo >= nprim) && (mother->GetUniqueID() == 4)) {\r
1400 while((imo >= nprim)) {\r
1401 mother = pStack->Particle(imo);\r
1402 Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P());\r
1403 mother->Print();\r
1404 imo = mother->GetFirstMother();\r
1405 }\r
1406 Printf("########################");\r
1407}\r