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Updated macros for pass0 (Jacek)
[u/mrichter/AliRoot.git] / ANALYSIS / AliAnalysisTaskESDfilter.cxx
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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
24\r
25#include "AliAnalysisTaskESDfilter.h"\r
26#include "AliAnalysisManager.h"\r
27#include "AliESDEvent.h"\r
f2f21b24 28#include "AliESDRun.h"\r
f7ed7e88 29#include "AliStack.h"\r
30#include "AliAODEvent.h"\r
31#include "AliMCEvent.h"\r
32#include "AliMCEventHandler.h"\r
33#include "AliESDInputHandler.h"\r
34#include "AliAODHandler.h"\r
35#include "AliAODMCParticle.h"\r
36#include "AliAnalysisFilter.h"\r
37#include "AliESDMuonTrack.h"\r
38#include "AliESDVertex.h"\r
39#include "AliESDv0.h"\r
40#include "AliESDkink.h"\r
41#include "AliESDcascade.h"\r
42#include "AliESDPmdTrack.h"\r
43#include "AliESDCaloCluster.h"\r
44#include "AliESDCaloCells.h"\r
45#include "AliMultiplicity.h"\r
46#include "AliLog.h"\r
47\r
48ClassImp(AliAnalysisTaskESDfilter)\r
49\r
50////////////////////////////////////////////////////////////////////////\r
51\r
52AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter():\r
53 AliAnalysisTaskSE(),\r
54 fTrackFilter(0x0),\r
55 fKinkFilter(0x0),\r
56 fV0Filter(0x0),\r
57 fCascadeFilter(0x0),\r
58 fHighPthreshold(0),\r
12588061 59 fPtshape(0x0),\r
60 fEnableFillAOD(kTRUE)\r
f7ed7e88 61{\r
62 // Default constructor\r
63}\r
64\r
65AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter(const char* name):\r
66 AliAnalysisTaskSE(name),\r
67 fTrackFilter(0x0),\r
68 fKinkFilter(0x0),\r
69 fV0Filter(0x0),\r
70 fCascadeFilter(0x0),\r
71 fHighPthreshold(0),\r
12588061 72 fPtshape(0x0),\r
73 fEnableFillAOD(kTRUE)\r
f7ed7e88 74{\r
75 // Constructor\r
76}\r
77\r
78void AliAnalysisTaskESDfilter::UserCreateOutputObjects()\r
79{\r
cd5eefa7 80 //\r
81 // Create Output Objects conenct filter to outputtree\r
82 // \r
d3815ca9 83 if(OutputTree()){\r
f7ed7e88 84 OutputTree()->GetUserInfo()->Add(fTrackFilter);\r
d3815ca9 85 }\r
86 else{\r
87 AliError("No OutputTree() for adding the track filter");\r
88 }\r
f7ed7e88 89}\r
90\r
91void AliAnalysisTaskESDfilter::Init()\r
92{\r
93 // Initialization\r
94 if (fDebug > 1) AliInfo("Init() \n");\r
95 // Call configuration file\r
96}\r
97\r
98\r
99void AliAnalysisTaskESDfilter::UserExec(Option_t */*option*/)\r
100{\r
101// Execute analysis for current event\r
102//\r
103 \r
104 Long64_t ientry = Entry();\r
f2f21b24 105 \r
e26c0b71 106 if (fDebug > 0) {\r
f2f21b24 107 printf("Filter: Analysing event # %5d\n", (Int_t) ientry);\r
108 if (fHighPthreshold == 0) AliInfo("detector PID signals are stored in each track");\r
109 if (!fPtshape) AliInfo("detector PID signals are not stored below the pt threshold");\r
e26c0b71 110 }\r
5b173801 111 // Filters must explicitely enable AOD filling in their UserExec (AG)\r
112 if (!AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()) AliFatal("Cannot run ESD filter without an output event handler");\r
12588061 113 if(fEnableFillAOD) AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()->SetFillAOD(kTRUE);\r
5b173801 114\r
f7ed7e88 115 ConvertESDtoAOD();\r
116}\r
117\r
118void AliAnalysisTaskESDfilter::ConvertESDtoAOD() {\r
119 // ESD Filter analysis task executed for each event\r
120\r
121 AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent());\r
dcbfafb9 122 if(!esd)return;\r
f7ed7e88 123 AliESD* old = esd->GetAliESDOld();\r
124\r
125 // Fetch Stack for debuggging if available \r
f7ed7e88 126 AliMCEventHandler *mcH = 0;\r
127 if(MCEvent()){\r
f7ed7e88 128 mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); \r
129 }\r
130 // set arrays and pointers\r
131 Float_t posF[3];\r
132 Double_t pos[3];\r
133 Double_t p[3];\r
134 Double_t momPos[3]; \r
135 Double_t momNeg[3];\r
136 Double_t momBach[3];\r
137 Double_t momPosAtV0vtx[3];\r
138 Double_t momNegAtV0vtx[3];\r
139 Double_t momBachAtCascadeVtx[3];\r
140 Double_t covVtx[6];\r
141 Double_t covTr[21];\r
142 Double_t pid[10];\r
143\r
144 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
145 for (Int_t i = 0; i < 21; i++) covTr [i] = 0.;\r
146\r
147 \r
148 // loop over events and fill them\r
f7ed7e88 149 // Multiplicity information needed by the header (to be revised!)\r
150 Int_t nTracks = esd->GetNumberOfTracks();\r
95621324 151 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) esd->GetTrack(iTrack)->SetESDEvent(esd);\r
152\r
f7ed7e88 153 // if (fDebug > 0) printf("-------------------Bo: Number of ESD tracks %d \n",nTracks);\r
154\r
155 Int_t nPosTracks = 0;\r
f7ed7e88 156 \r
157 // Update the header\r
158\r
159 AliAODHeader* header = AODEvent()->GetHeader();\r
f2f21b24 160 \r
f7ed7e88 161 header->SetRunNumber(esd->GetRunNumber());\r
0c6c629b 162 header->SetOfflineTrigger(fInputHandler->IsEventSelected()); // propagate the decision of the physics selection\r
f7ed7e88 163 if (old) {\r
164 header->SetBunchCrossNumber(0);\r
165 header->SetOrbitNumber(0);\r
166 header->SetPeriodNumber(0);\r
167 header->SetEventType(0);\r
f2f21b24 168 header->SetMuonMagFieldScale(-999.);\r
169 header->SetCentrality(-999.); \r
f7ed7e88 170 } else {\r
171 header->SetBunchCrossNumber(esd->GetBunchCrossNumber());\r
172 header->SetOrbitNumber(esd->GetOrbitNumber());\r
173 header->SetPeriodNumber(esd->GetPeriodNumber());\r
174 header->SetEventType(esd->GetEventType());\r
f7ed7e88 175 header->SetCentrality(-999.); // FIXME\r
176 }\r
f2f21b24 177 // Trigger\r
efa1edeb 178 header->SetFiredTriggerClasses(esd->GetFiredTriggerClasses());\r
f7ed7e88 179 header->SetTriggerMask(esd->GetTriggerMask()); \r
180 header->SetTriggerCluster(esd->GetTriggerCluster());\r
f2f21b24 181 \r
182\r
f7ed7e88 183 header->SetMagneticField(esd->GetMagneticField());\r
db7ce896 184 header->SetMuonMagFieldScale(esd->GetCurrentDip()/6000.);\r
f7ed7e88 185 header->SetZDCN1Energy(esd->GetZDCN1Energy());\r
186 header->SetZDCP1Energy(esd->GetZDCP1Energy());\r
187 header->SetZDCN2Energy(esd->GetZDCN2Energy());\r
188 header->SetZDCP2Energy(esd->GetZDCP2Energy());\r
189 header->SetZDCEMEnergy(esd->GetZDCEMEnergy(0),esd->GetZDCEMEnergy(1));\r
f2f21b24 190\r
191 \r
f7ed7e88 192 Float_t diamxy[2]={esd->GetDiamondX(),esd->GetDiamondY()};\r
193 Float_t diamcov[3]; esd->GetDiamondCovXY(diamcov);\r
194 header->SetDiamond(diamxy,diamcov);\r
a98c78e5 195 header->SetDiamondZ(esd->GetDiamondZ(),esd->GetSigma2DiamondZ());\r
f7ed7e88 196//\r
197//\r
198 Int_t nV0s = esd->GetNumberOfV0s();\r
199 Int_t nCascades = esd->GetNumberOfCascades();\r
200 Int_t nKinks = esd->GetNumberOfKinks();\r
201 Int_t nVertices = nV0s + nCascades /*V0 wihtin cascade already counted*/+ nKinks + 1 /* = prim. vtx*/;\r
a98c78e5 202 Int_t nPileSPDVertices=1+esd->GetNumberOfPileupVerticesSPD(); // also SPD main vertex\r
203 Int_t nPileTrkVertices=esd->GetNumberOfPileupVerticesTracks();\r
204 nVertices+=nPileSPDVertices;\r
205 nVertices+=nPileTrkVertices;\r
f7ed7e88 206 Int_t nJets = 0;\r
207 Int_t nCaloClus = esd->GetNumberOfCaloClusters();\r
208 Int_t nFmdClus = 0;\r
209 Int_t nPmdClus = esd->GetNumberOfPmdTracks();\r
210 \r
211 if (fDebug > 0) \r
212 printf(" NV0=%d NCASCADES=%d NKINKS=%d\n", nV0s, nCascades, nKinks);\r
213 \r
214 AODEvent()->ResetStd(nTracks, nVertices, nV0s, nCascades, nJets, nCaloClus, nFmdClus, nPmdClus);\r
215\r
216\r
217 AliAODTrack *aodTrack = 0x0;\r
218 AliAODPid *detpid = 0x0;\r
219 Double_t timezero = 0; //TO BE FIXED\r
220 AliAODVertex *vV0FromCascade = 0x0;\r
221 AliAODv0 *aodV0 = 0x0;\r
222 AliAODcascade *aodCascade = 0x0;\r
223 \r
224 // RefArray to store the mapping between esd track number and newly created AOD-Track\r
225 TRefArray *aodTrackRefs = NULL;\r
226 if (nTracks > 0) aodTrackRefs = new TRefArray(nTracks);\r
227\r
228 // RefArray to store a mapping between esd V0 number and newly created AOD-Vertex V0\r
229 TRefArray *aodV0VtxRefs = NULL;\r
230 if (nV0s > 0) aodV0VtxRefs = new TRefArray(nV0s);\r
231\r
232 // RefArray to store the mapping between esd V0 number and newly created AOD-V0\r
233 TRefArray *aodV0Refs = NULL;\r
234 if (nV0s > 0) aodV0Refs = new TRefArray(nV0s);\r
235\r
236 \r
237\r
238\r
239\r
240 // Array to take into account the tracks already added to the AOD\r
241 Bool_t * usedTrack = NULL;\r
242 if (nTracks>0) {\r
243 usedTrack = new Bool_t[nTracks];\r
244 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;\r
245 }\r
246 // Array to take into account the V0s already added to the AOD (V0 within cascades)\r
247 Bool_t * usedV0 = NULL;\r
248 if (nV0s>0) {\r
249 usedV0 = new Bool_t[nV0s];\r
250 for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;\r
251 }\r
252 // Array to take into account the kinks already added to the AOD\r
253 Bool_t * usedKink = NULL;\r
254 if (nKinks>0) {\r
255 usedKink = new Bool_t[nKinks];\r
256 for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;\r
257 }\r
258 \r
259 // Access to the AOD container of vertices\r
260 TClonesArray &vertices = *(AODEvent()->GetVertices());\r
261 Int_t jVertices=0;\r
262 \r
263 // Access to the AOD container of tracks\r
264 TClonesArray &tracks = *(AODEvent()->GetTracks());\r
265 Int_t jTracks=0; \r
266 \r
267 // Access to the AOD container of Cascades\r
268 TClonesArray &cascades = *(AODEvent()->GetCascades());\r
269 Int_t jCascades=0;\r
270\r
271 // Access to the AOD container of V0s\r
272 TClonesArray &v0s = *(AODEvent()->GetV0s());\r
273 Int_t jV0s=0;\r
274 \r
275 // Add primary vertex. The primary tracks will be defined\r
276 // after the loops on the composite objects (V0, cascades, kinks)\r
277 const AliESDVertex *vtx = esd->GetPrimaryVertex();\r
278 \r
279 vtx->GetXYZ(pos); // position\r
280 vtx->GetCovMatrix(covVtx); //covariance matrix\r
281 \r
282 AliAODVertex * primary = new(vertices[jVertices++])\r
283 AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, -1, AliAODVertex::kPrimary);\r
284 primary->SetName(vtx->GetName());\r
285 primary->SetTitle(vtx->GetTitle());\r
1c1c7167 286\r
287 TString vtitle = vtx->GetTitle();\r
288 if (!vtitle.Contains("VertexerTracks")) \r
289 primary->SetNContributors(vtx->GetNContributors());\r
f7ed7e88 290\r
291 if (fDebug > 0) primary->Print();\r
292\r
a98c78e5 293\r
294 // Add SPD "main" vertex \r
295 const AliESDVertex *vtxS = esd->GetPrimaryVertexSPD();\r
296 vtxS->GetXYZ(pos); // position\r
297 vtxS->GetCovMatrix(covVtx); //covariance matrix\r
298 AliAODVertex * mVSPD = new(vertices[jVertices++])\r
299 AliAODVertex(pos, covVtx, vtxS->GetChi2toNDF(), NULL, -1, AliAODVertex::kMainSPD);\r
300 mVSPD->SetName(vtxS->GetName());\r
301 mVSPD->SetTitle(vtxS->GetTitle());\r
302 mVSPD->SetNContributors(vtxS->GetNContributors()); \r
303\r
304 // Add SPD pileup vertices\r
305 for(Int_t iV=0; iV<nPileSPDVertices-1; iV++){\r
306 const AliESDVertex *vtxP = esd->GetPileupVertexSPD(iV);\r
307 vtxP->GetXYZ(pos); // position\r
308 vtxP->GetCovMatrix(covVtx); //covariance matrix\r
309 AliAODVertex * pVSPD = new(vertices[jVertices++])\r
310 AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupSPD);\r
311 pVSPD->SetName(vtxP->GetName());\r
312 pVSPD->SetTitle(vtxP->GetTitle());\r
313 pVSPD->SetNContributors(vtxP->GetNContributors()); \r
314 }\r
315\r
316 // Add TRK pileup vertices\r
317 for(Int_t iV=0; iV<nPileTrkVertices; iV++){\r
318 const AliESDVertex *vtxP = esd->GetPileupVertexTracks(iV);\r
319 vtxP->GetXYZ(pos); // position\r
320 vtxP->GetCovMatrix(covVtx); //covariance matrix\r
321 AliAODVertex * pVTRK = new(vertices[jVertices++])\r
322 AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupTracks);\r
323 pVTRK->SetName(vtxP->GetName());\r
324 pVTRK->SetTitle(vtxP->GetTitle());\r
325 pVTRK->SetNContributors(vtxP->GetNContributors());\r
326 }\r
327\r
f7ed7e88 328 // Create vertices starting from the most complex objects\r
329 Double_t chi2 = 0.;\r
330 \r
331 // Cascades (Modified by A.Maire - February 2009)\r
332 for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {\r
333\r
334 if (fDebug > 1) \r
335 printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades);\r
336\r
337 // 0- Preparation\r
338 //\r
339 AliESDcascade *esdCascade = esd->GetCascade(nCascade);\r
340 Int_t idxPosFromV0Dghter = esdCascade->GetPindex();\r
341 Int_t idxNegFromV0Dghter = esdCascade->GetNindex();\r
342 Int_t idxBachFromCascade = esdCascade->GetBindex();\r
343 \r
344 AliESDtrack *esdCascadePos = esd->GetTrack( idxPosFromV0Dghter);\r
345 AliESDtrack *esdCascadeNeg = esd->GetTrack( idxNegFromV0Dghter);\r
346 AliESDtrack *esdCascadeBach = esd->GetTrack( idxBachFromCascade);\r
347\r
348 // Identification of the V0 within the esdCascade (via both daughter track indices)\r
349 AliESDv0 * currentV0 = 0x0;\r
350 Int_t idxV0FromCascade = -1;\r
351 \r
352 for (Int_t iV0=0; iV0<nV0s; ++iV0) {\r
353 \r
354 currentV0 = esd->GetV0(iV0);\r
355 Int_t posCurrentV0 = currentV0->GetPindex();\r
356 Int_t negCurrentV0 = currentV0->GetNindex();\r
357 \r
358 if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) {\r
359 idxV0FromCascade = iV0;\r
360 break;\r
361 }\r
362 }\r
363\r
364 if(idxV0FromCascade < 0){\r
365 printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n");\r
366 continue;\r
367 }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds"\r
368\r
369 if (fDebug > 1) \r
370 printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s);\r
371\r
372 AliESDv0 *esdV0FromCascade = esd->GetV0(idxV0FromCascade);\r
373 \r
374\r
375 // 1 - Cascade selection \r
376 \r
377 // AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
378 // TList cascadeObjects;\r
379 // cascadeObjects.AddAt(esdV0FromCascade, 0);\r
380 // cascadeObjects.AddAt(esdCascadePos, 1);\r
381 // cascadeObjects.AddAt(esdCascadeNeg, 2);\r
382 // cascadeObjects.AddAt(esdCascade, 3);\r
383 // cascadeObjects.AddAt(esdCascadeBach, 4);\r
384 // cascadeObjects.AddAt(esdPrimVtx, 5);\r
385 // \r
386 // UInt_t selectCascade = 0;\r
387 // if (fCascadeFilter) {\r
388 // // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); \r
389 // // FIXME AliESDCascadeCuts to be implemented ...\r
390 // \r
391 // // Here we may encounter a moot point at the V0 level \r
392 // // between the cascade selections and the V0 ones :\r
393 // // the V0 selected along with the cascade (secondary V0) may \r
394 // // usually be removed from the dedicated V0 selections (prim V0) ...\r
395 // // -> To be discussed !\r
396 // \r
397 // // this is a little awkward but otherwise the \r
398 // // list wants to access the pointer (delete it) \r
399 // // again when going out of scope\r
400 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
401 // esdPrimVtx = 0;\r
402 // if (!selectCascade) \r
403 // continue;\r
404 // }\r
405 // else{\r
406 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
407 // esdPrimVtx = 0;\r
408 // }\r
409\r
410 // 2 - Add the cascade vertex\r
411 \r
412 esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]);\r
413 esdCascade->GetPosCovXi(covVtx);\r
414 chi2 = esdCascade->GetChi2Xi(); \r
415 \r
416 AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos,\r
417 covVtx,\r
418 chi2, // FIXME = Chi2/NDF will be needed\r
419 primary,\r
420 nCascade, // id\r
421 AliAODVertex::kCascade);\r
422 primary->AddDaughter(vCascade);\r
423\r
424 if (fDebug > 2) {\r
425 printf("---- Cascade / Cascade Vertex (AOD) : \n");\r
426 vCascade->Print();\r
427 }\r
428\r
429\r
430 // 3 - Add the bachelor track from the cascade\r
431 \r
432 if (!usedTrack[idxBachFromCascade]) {\r
433\r
434 esdCascadeBach->GetPxPyPz(momBach);\r
435 esdCascadeBach->GetXYZ(pos);\r
436 esdCascadeBach->GetCovarianceXYZPxPyPz(covTr);\r
437 esdCascadeBach->GetESDpid(pid);\r
438\r
439 usedTrack[idxBachFromCascade] = kTRUE;\r
440 UInt_t selectInfo = 0;\r
9eeae5d5 441 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach);\r
f7ed7e88 442 if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel());\r
443 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(),\r
444 esdCascadeBach->GetLabel(), \r
445 momBach, \r
446 kTRUE,\r
447 pos,\r
448 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
449 covTr, \r
450 (Short_t)esdCascadeBach->GetSign(),\r
451 esdCascadeBach->GetITSClusterMap(), \r
452 pid,\r
453 vCascade,\r
454 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
455 vtx->UsesTrack(esdCascadeBach->GetID()),\r
456 AliAODTrack::kSecondary,\r
457 selectInfo);\r
f2f21b24 458 aodTrack->SetTPCClusterMap(esdCascadeBach->GetTPCClusterMap());\r
459 aodTrack->SetTPCSharedMap (esdCascadeBach->GetTPCSharedMap());\r
40a060e5 460 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeBach));\r
f7ed7e88 461 aodTrackRefs->AddAt(aodTrack,idxBachFromCascade);\r
f2f21b24 462 \r
f7ed7e88 463 if (esdCascadeBach->GetSign() > 0) nPosTracks++;\r
464 aodTrack->ConvertAliPIDtoAODPID();\r
465 aodTrack->SetFlags(esdCascadeBach->GetStatus());\r
466 SetAODPID(esdCascadeBach,aodTrack,detpid,timezero,esd->GetMagneticField());\r
467 }\r
468 else {\r
469 aodTrack = dynamic_cast<AliAODTrack*>( aodTrackRefs->At(idxBachFromCascade) );\r
470 }\r
471\r
472 vCascade->AddDaughter(aodTrack);\r
473\r
474 if (fDebug > 4) {\r
475 printf("---- Cascade / bach dghter : \n");\r
476 aodTrack->Print();\r
477 }\r
478 \r
479\r
480 // 4 - Add the V0 from the cascade. \r
481 // = V0vtx + both pos and neg daughter tracks + the aodV0 itself\r
482 //\r
483\r
484 if ( !usedV0[idxV0FromCascade] ) {\r
485 // 4.A - if VO structure hasn't been created yet\r
486 \r
487 // 4.A.1 - Create the V0 vertex of the cascade\r
488 \r
489 esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]);\r
490 esdV0FromCascade->GetPosCov(covVtx);\r
491 chi2 = esdV0FromCascade->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 ?\r
492 \r
493 vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,\r
494 covVtx,\r
495 chi2,\r
496 vCascade,\r
497 idxV0FromCascade, //id of ESDv0\r
498 AliAODVertex::kV0);\r
499 // Note:\r
500 // one V0 can be used by several cascades.\r
501 // So, one AOD V0 vtx can have several parent vtx.\r
502 // This is not directly allowed by AliAODvertex.\r
503 // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash\r
504 // but to a problem of consistency within AODEvent.\r
505 // -> See below paragraph 4.B, for the proposed treatment of such a case.\r
506\r
507 // Add the vV0FromCascade to the aodVOVtxRefs\r
508 aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade);\r
509 \r
510 \r
511 // 4.A.2 - Add the positive tracks from the V0\r
512 \r
513 esdCascadePos->GetPxPyPz(momPos);\r
514 esdCascadePos->GetXYZ(pos);\r
515 esdCascadePos->GetCovarianceXYZPxPyPz(covTr);\r
516 esdCascadePos->GetESDpid(pid);\r
517 \r
518 \r
519 if (!usedTrack[idxPosFromV0Dghter]) {\r
520 usedTrack[idxPosFromV0Dghter] = kTRUE;\r
521 \r
522 UInt_t selectInfo = 0;\r
9eeae5d5 523 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos);\r
f7ed7e88 524 if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel());\r
525 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadePos->GetID(),\r
526 esdCascadePos->GetLabel(), \r
527 momPos, \r
528 kTRUE,\r
529 pos,\r
530 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
531 covTr, \r
532 (Short_t)esdCascadePos->GetSign(),\r
533 esdCascadePos->GetITSClusterMap(), \r
534 pid,\r
535 vV0FromCascade,\r
536 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
537 vtx->UsesTrack(esdCascadePos->GetID()),\r
538 AliAODTrack::kSecondary,\r
539 selectInfo);\r
f2f21b24 540 aodTrack->SetTPCClusterMap(esdCascadePos->GetTPCClusterMap());\r
541 aodTrack->SetTPCSharedMap (esdCascadePos->GetTPCSharedMap());\r
40a060e5 542 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadePos));\r
f7ed7e88 543 aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter);\r
40a060e5 544\r
f7ed7e88 545 if (esdCascadePos->GetSign() > 0) nPosTracks++;\r
546 aodTrack->ConvertAliPIDtoAODPID();\r
547 aodTrack->SetFlags(esdCascadePos->GetStatus());\r
548 SetAODPID(esdCascadePos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
549 }\r
550 else {\r
551 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxPosFromV0Dghter));\r
552 }\r
553 vV0FromCascade->AddDaughter(aodTrack);\r
554 \r
555 \r
556 // 4.A.3 - Add the negative tracks from the V0\r
557 \r
558 esdCascadeNeg->GetPxPyPz(momNeg);\r
559 esdCascadeNeg->GetXYZ(pos);\r
560 esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr);\r
561 esdCascadeNeg->GetESDpid(pid);\r
562 \r
563 \r
564 if (!usedTrack[idxNegFromV0Dghter]) {\r
565 usedTrack[idxNegFromV0Dghter] = kTRUE;\r
566 \r
567 UInt_t selectInfo = 0;\r
9eeae5d5 568 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg);\r
f7ed7e88 569 if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel());\r
570 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadeNeg->GetID(),\r
571 esdCascadeNeg->GetLabel(),\r
572 momNeg,\r
573 kTRUE,\r
574 pos,\r
575 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
576 covTr, \r
577 (Short_t)esdCascadeNeg->GetSign(),\r
578 esdCascadeNeg->GetITSClusterMap(), \r
579 pid,\r
580 vV0FromCascade,\r
581 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
582 vtx->UsesTrack(esdCascadeNeg->GetID()),\r
583 AliAODTrack::kSecondary,\r
584 selectInfo);\r
f2f21b24 585 aodTrack->SetTPCClusterMap(esdCascadeNeg->GetTPCClusterMap());\r
586 aodTrack->SetTPCSharedMap (esdCascadeNeg->GetTPCSharedMap());\r
40a060e5 587 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeNeg));\r
f7ed7e88 588 aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter);\r
589 \r
590 if (esdCascadeNeg->GetSign() > 0) nPosTracks++;\r
591 aodTrack->ConvertAliPIDtoAODPID();\r
592 aodTrack->SetFlags(esdCascadeNeg->GetStatus());\r
593 SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
594 }\r
595 else {\r
596 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxNegFromV0Dghter));\r
597 }\r
598 \r
599 vV0FromCascade->AddDaughter(aodTrack);\r
600 \r
601 \r
602 // 4.A.4 - Add the V0 from cascade to the V0 array\r
603\r
604 Double_t dcaV0Daughters = esdV0FromCascade->GetDcaV0Daughters();\r
605 Double_t dcaV0ToPrimVertex = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(),\r
606 esd->GetPrimaryVertex()->GetY(),\r
607 esd->GetPrimaryVertex()->GetZ() );\r
608 esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); \r
609 esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); \r
610 \r
611 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
612 dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD( esd->GetPrimaryVertex()->GetX(),\r
613 esd->GetPrimaryVertex()->GetY(),\r
614 esd->GetMagneticField()) );\r
615 dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD( esd->GetPrimaryVertex()->GetX(),\r
616 esd->GetPrimaryVertex()->GetY(),\r
617 esd->GetMagneticField()) );\r
618 \r
619 aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, \r
620 dcaV0Daughters,\r
621 dcaV0ToPrimVertex, \r
622 momPosAtV0vtx, \r
623 momNegAtV0vtx, \r
624 dcaDaughterToPrimVertex); \r
625 // set the aod v0 on-the-fly status\r
626 aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus());\r
627\r
628 // Add the aodV0 to the aodVORefs\r
629 aodV0Refs->AddAt(aodV0,idxV0FromCascade);\r
630 \r
631 usedV0[idxV0FromCascade] = kTRUE;\r
632\r
633 } else { \r
634 // 4.B - if V0 structure already used\r
635\r
636 // Note :\r
637 // one V0 can be used by several cascades (frequent in PbPb evts) : \r
638 // same V0 which used but attached to different bachelor tracks\r
639 // -> aodVORefs and aodV0VtxRefs are needed.\r
640 // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array.\r
641 \r
642 vV0FromCascade = dynamic_cast<AliAODVertex*>( aodV0VtxRefs->At(idxV0FromCascade) );\r
643 aodV0 = dynamic_cast<AliAODv0*> ( aodV0Refs ->At(idxV0FromCascade) );\r
644 \r
645 // - Treatment of the parent for such a "re-used" V0 :\r
646 // Insert the cascade that reuses the V0 vertex in the lineage chain\r
647 // Before : vV0 -> vCascade1 -> vPrimary\r
648 // - Hyp : cascade2 uses the same V0 as cascade1\r
649 // After : vV0 -> vCascade2 -> vCascade1 -> vPrimary\r
650 \r
651 AliAODVertex *vCascadePreviousParent = dynamic_cast<AliAODVertex*> (vV0FromCascade->GetParent());\r
652 vV0FromCascade->SetParent(vCascade);\r
653 vCascade ->SetParent(vCascadePreviousParent);\r
654\r
655 if(fDebug > 2) \r
656 printf("---- Cascade / Lineage insertion\n"\r
657 "Parent of V0 vtx = Cascade vtx %p\n"\r
658 "Parent of the cascade vtx = Cascade vtx %p\n"\r
659 "Parent of the parent cascade vtx = Cascade vtx %p\n", \r
660 static_cast<void*> (vV0FromCascade->GetParent()),\r
661 static_cast<void*> (vCascade->GetParent()),\r
662 static_cast<void*> (vCascadePreviousParent->GetParent()) );\r
663 \r
664 }// end if V0 structure already used\r
665\r
666 if (fDebug > 2) {\r
667 printf("---- Cascade / V0 vertex: \n");\r
668 vV0FromCascade->Print();\r
669 }\r
670\r
671 if (fDebug > 4) {\r
672 printf("---- Cascade / pos dghter : \n");\r
673 aodTrack->Print();\r
674 printf("---- Cascade / neg dghter : \n");\r
675 aodTrack->Print();\r
676 printf("---- Cascade / aodV0 : \n");\r
677 aodV0->Print();\r
678 }\r
679\r
680 // In any case (used V0 or not), add the V0 vertex to the cascade one.\r
681 vCascade->AddDaughter(vV0FromCascade); \r
682 \r
683 \r
684 // 5 - Add the primary track of the cascade (if any)\r
685\r
686\r
687 // 6 - Add the cascade to the AOD array of cascades\r
688\r
689 Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(),\r
690 esd->GetPrimaryVertex()->GetY(),\r
691 esd->GetMagneticField()) );\r
692\r
693 esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[2]);\r
694\r
695 aodCascade = new(cascades[jCascades++]) AliAODcascade( vCascade,\r
696 esdCascade->Charge(),\r
697 esdCascade->GetDcaXiDaughters(),\r
698 -999.,\r
699 // DCAXiToPrimVtx -> needs to be calculated ----|\r
700 // doesn't exist at ESD level;\r
701 // See AODcascade::DcaXiToPrimVertex(Double, Double, Double)\r
702 dcaBachToPrimVertexXY,\r
703 momBachAtCascadeVtx,\r
704 *aodV0);\r
705 \r
706 if (fDebug > 3) {\r
707 printf("---- Cascade / AOD cascade : \n\n");\r
708 aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ());\r
709 }\r
710\r
711 } // end of the loop on cascades\r
712\r
713 cascades.Expand(jCascades);\r
714\r
715\r
716 //\r
717 // V0s\r
718 //\r
719 \r
720 for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {\r
721 \r
722 if (usedV0[nV0]) continue; // skip if already added to the AOD\r
723 \r
724 AliESDv0 *v0 = esd->GetV0(nV0);\r
725 Int_t posFromV0 = v0->GetPindex();\r
726 Int_t negFromV0 = v0->GetNindex();\r
727 \r
728 // V0 selection \r
729 //\r
730 AliESDVertex *esdVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
731 AliESDtrack *esdV0Pos = esd->GetTrack(posFromV0);\r
732 AliESDtrack *esdV0Neg = esd->GetTrack(negFromV0);\r
733 TList v0objects;\r
734 v0objects.AddAt(v0, 0);\r
735 v0objects.AddAt(esdV0Pos, 1);\r
736 v0objects.AddAt(esdV0Neg, 2);\r
737 v0objects.AddAt(esdVtx, 3);\r
738 UInt_t selectV0 = 0;\r
739 if (fV0Filter) {\r
9eeae5d5 740 selectV0 = fV0Filter->IsSelected(&v0objects);\r
f7ed7e88 741 // this is a little awkward but otherwise the \r
742 // list wants to access the pointer (delete it) \r
743 // again when going out of scope\r
744 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
745 esdVtx = 0;\r
746 if (!selectV0) \r
747 continue;\r
748 }\r
749 else{\r
750 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
751 esdVtx = 0;\r
752 }\r
753 \r
754 v0->GetXYZ(pos[0], pos[1], pos[2]);\r
755\r
756 if (!old) {\r
757 chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3\r
758 v0->GetPosCov(covVtx);\r
759 } else {\r
760 chi2 = -999.;\r
761 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
762 }\r
763\r
764\r
765 AliAODVertex * vV0 = \r
766 new(vertices[jVertices++]) AliAODVertex(pos,\r
767 covVtx,\r
768 chi2,\r
769 primary,\r
770 nV0,\r
771 AliAODVertex::kV0);\r
772 primary->AddDaughter(vV0);\r
773 \r
774\r
775 // Add the positive tracks from the V0\r
776 \r
777 esdV0Pos->GetPxPyPz(momPos);\r
778 esdV0Pos->GetXYZ(pos);\r
779 esdV0Pos->GetCovarianceXYZPxPyPz(covTr);\r
780 esdV0Pos->GetESDpid(pid);\r
781 \r
782 if (!usedTrack[posFromV0]) {\r
783 usedTrack[posFromV0] = kTRUE;\r
784 UInt_t selectInfo = 0;\r
9eeae5d5 785 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos);\r
f7ed7e88 786 if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel());\r
787 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(),\r
788 esdV0Pos->GetLabel(), \r
789 momPos, \r
790 kTRUE,\r
791 pos,\r
792 kFALSE,\r
793 covTr, \r
794 (Short_t)esdV0Pos->GetSign(),\r
795 esdV0Pos->GetITSClusterMap(), \r
796 pid,\r
797 vV0,\r
798 kTRUE, // check if this is right\r
799 vtx->UsesTrack(esdV0Pos->GetID()),\r
800 AliAODTrack::kSecondary,\r
801 selectInfo);\r
f2f21b24 802 aodTrack->SetTPCClusterMap(esdV0Pos->GetTPCClusterMap());\r
803 aodTrack->SetTPCSharedMap (esdV0Pos->GetTPCSharedMap());\r
40a060e5 804 aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Pos));\r
f7ed7e88 805 aodTrackRefs->AddAt(aodTrack,posFromV0);\r
806 // if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt());\r
807 if (esdV0Pos->GetSign() > 0) nPosTracks++;\r
808 aodTrack->ConvertAliPIDtoAODPID();\r
809 aodTrack->SetFlags(esdV0Pos->GetStatus());\r
810 SetAODPID(esdV0Pos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
811 }\r
812 else {\r
813 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(posFromV0));\r
814 // if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt());\r
815 }\r
816 vV0->AddDaughter(aodTrack);\r
817 \r
818 // Add the negative tracks from the V0\r
819 \r
820 esdV0Neg->GetPxPyPz(momNeg);\r
821 esdV0Neg->GetXYZ(pos);\r
822 esdV0Neg->GetCovarianceXYZPxPyPz(covTr);\r
823 esdV0Neg->GetESDpid(pid);\r
824 \r
825 if (!usedTrack[negFromV0]) {\r
826 usedTrack[negFromV0] = kTRUE;\r
827 UInt_t selectInfo = 0;\r
9eeae5d5 828 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg);\r
f7ed7e88 829 if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel());\r
830 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(),\r
831 esdV0Neg->GetLabel(),\r
832 momNeg,\r
833 kTRUE,\r
834 pos,\r
835 kFALSE,\r
836 covTr, \r
837 (Short_t)esdV0Neg->GetSign(),\r
838 esdV0Neg->GetITSClusterMap(), \r
839 pid,\r
840 vV0,\r
841 kTRUE, // check if this is right\r
842 vtx->UsesTrack(esdV0Neg->GetID()),\r
843 AliAODTrack::kSecondary,\r
844 selectInfo);\r
f2f21b24 845 aodTrack->SetTPCClusterMap(esdV0Neg->GetTPCClusterMap());\r
846 aodTrack->SetTPCSharedMap (esdV0Neg->GetTPCSharedMap());\r
40a060e5 847 aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Neg));\r
f7ed7e88 848 \r
849 aodTrackRefs->AddAt(aodTrack,negFromV0);\r
850 // if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt());\r
851 if (esdV0Neg->GetSign() > 0) nPosTracks++;\r
852 aodTrack->ConvertAliPIDtoAODPID();\r
853 aodTrack->SetFlags(esdV0Neg->GetStatus());\r
854 SetAODPID(esdV0Neg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
855 }\r
856 else {\r
857 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(negFromV0));\r
858 // if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt());\r
859 }\r
860 vV0->AddDaughter(aodTrack);\r
861\r
862\r
863 // Add the V0 the V0 array as well\r
864 \r
865 Double_t dcaV0Daughters = v0->GetDcaV0Daughters();\r
866 Double_t dcaV0ToPrimVertex = v0->GetD(esd->GetPrimaryVertex()->GetX(),\r
867 esd->GetPrimaryVertex()->GetY(),\r
868 esd->GetPrimaryVertex()->GetZ());\r
869 v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); \r
870 v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); \r
871 \r
872 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
873 dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD( esd->GetPrimaryVertex()->GetX(),\r
874 esd->GetPrimaryVertex()->GetY(),\r
875 esd->GetMagneticField()) );\r
876 dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD( esd->GetPrimaryVertex()->GetX(),\r
877 esd->GetPrimaryVertex()->GetY(),\r
878 esd->GetMagneticField()) );\r
879 \r
880 aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, \r
881 dcaV0Daughters,\r
882 dcaV0ToPrimVertex,\r
883 momPosAtV0vtx,\r
884 momNegAtV0vtx,\r
885 dcaDaughterToPrimVertex);\r
886\r
887 // set the aod v0 on-the-fly status\r
888 aodV0->SetOnFlyStatus(v0->GetOnFlyStatus());\r
889 }//End of loop on V0s \r
890\r
891 v0s.Expand(jV0s); \r
892\r
893 if (fDebug > 0) printf(" NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s);\r
894 // end of V0 parts\r
895\r
896\r
897 // Kinks: it is a big mess the access to the information in the kinks\r
898 // The loop is on the tracks in order to find the mother and daugther of each kink\r
899 \r
900 \r
901 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {\r
902 \r
903 AliESDtrack * esdTrack = esd->GetTrack(iTrack);\r
904 \r
905 Int_t ikink = esdTrack->GetKinkIndex(0);\r
906 \r
907 if (ikink && nKinks) {\r
908 // Negative kink index: mother, positive: daughter\r
909 \r
910 // Search for the second track of the kink\r
911 \r
912 for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {\r
913 \r
914 AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);\r
915 \r
916 Int_t jkink = esdTrack1->GetKinkIndex(0);\r
917 \r
918 if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {\r
919 \r
920 // The two tracks are from the same kink\r
921 \r
922 if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks\r
923 \r
924 Int_t imother = -1;\r
925 Int_t idaughter = -1;\r
926 \r
927 if (ikink<0 && jkink>0) {\r
928 \r
929 imother = iTrack;\r
930 idaughter = jTrack;\r
931 }\r
932 else if (ikink>0 && jkink<0) {\r
933 \r
934 imother = jTrack;\r
935 idaughter = iTrack;\r
936 }\r
937 else {\r
938// cerr << "Error: Wrong combination of kink indexes: "\r
939// << ikink << " " << jkink << endl;\r
940 continue;\r
941 }\r
942 \r
943 // Add the mother track if it passed primary track selection cuts\r
944 \r
945 AliAODTrack * mother = NULL;\r
946 \r
947 UInt_t selectInfo = 0;\r
948 if (fTrackFilter) {\r
9eeae5d5 949 selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother));\r
f7ed7e88 950 if (!selectInfo) continue;\r
951 }\r
952 \r
953 if (!usedTrack[imother]) {\r
954 \r
955 usedTrack[imother] = kTRUE;\r
956 \r
957 AliESDtrack *esdTrackM = esd->GetTrack(imother);\r
958 esdTrackM->GetPxPyPz(p);\r
959 esdTrackM->GetXYZ(pos);\r
960 esdTrackM->GetCovarianceXYZPxPyPz(covTr);\r
961 esdTrackM->GetESDpid(pid);\r
962 if(mcH)mcH->SelectParticle(esdTrackM->GetLabel());\r
963 mother = \r
964 new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(),\r
965 esdTrackM->GetLabel(),\r
966 p,\r
967 kTRUE,\r
968 pos,\r
969 kFALSE,\r
970 covTr, \r
971 (Short_t)esdTrackM->GetSign(),\r
972 esdTrackM->GetITSClusterMap(), \r
973 pid,\r
974 primary,\r
975 kTRUE, // check if this is right\r
976 vtx->UsesTrack(esdTrack->GetID()),\r
977 AliAODTrack::kPrimary,\r
978 selectInfo);\r
f2f21b24 979 mother->SetTPCClusterMap(esdTrackM->GetTPCClusterMap());\r
980 mother->SetTPCSharedMap (esdTrackM->GetTPCSharedMap());\r
40a060e5 981 mother->SetChi2perNDF(Chi2perNDF(esdTrackM));\r
982\r
f7ed7e88 983 aodTrackRefs->AddAt(mother, imother);\r
984 \r
985 if (esdTrackM->GetSign() > 0) nPosTracks++;\r
986 mother->SetFlags(esdTrackM->GetStatus());\r
987 mother->ConvertAliPIDtoAODPID();\r
988 primary->AddDaughter(mother);\r
989 mother->ConvertAliPIDtoAODPID();\r
990 SetAODPID(esdTrackM,mother,detpid,timezero,esd->GetMagneticField());\r
991 }\r
992 else {\r
993// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
994// << " track " << imother << " has already been used!" << endl;\r
995 }\r
996 \r
997 // Add the kink vertex\r
998 AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);\r
999 \r
1000 AliAODVertex * vkink = \r
1001 new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),\r
1002 NULL,\r
1003 0.,\r
1004 mother,\r
1005 esdTrack->GetID(), // This is the track ID of the mother's track!\r
1006 AliAODVertex::kKink);\r
1007 // Add the daughter track\r
1008 \r
1009 AliAODTrack * daughter = NULL;\r
1010 \r
1011 if (!usedTrack[idaughter]) {\r
1012 \r
1013 usedTrack[idaughter] = kTRUE;\r
1014 \r
1015 AliESDtrack *esdTrackD = esd->GetTrack(idaughter);\r
1016 esdTrackD->GetPxPyPz(p);\r
1017 esdTrackD->GetXYZ(pos);\r
1018 esdTrackD->GetCovarianceXYZPxPyPz(covTr);\r
1019 esdTrackD->GetESDpid(pid);\r
1020 selectInfo = 0;\r
9eeae5d5 1021 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD);\r
f7ed7e88 1022 if(mcH)mcH->SelectParticle(esdTrackD->GetLabel());\r
1023 daughter = \r
1024 new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(),\r
1025 esdTrackD->GetLabel(),\r
1026 p,\r
1027 kTRUE,\r
1028 pos,\r
1029 kFALSE,\r
1030 covTr, \r
1031 (Short_t)esdTrackD->GetSign(),\r
1032 esdTrackD->GetITSClusterMap(), \r
1033 pid,\r
1034 vkink,\r
1035 kTRUE, // check if this is right\r
1036 vtx->UsesTrack(esdTrack->GetID()),\r
1037 AliAODTrack::kSecondary,\r
1038 selectInfo);\r
f2f21b24 1039 daughter->SetTPCClusterMap(esdTrackD->GetTPCClusterMap());\r
1040 daughter->SetTPCSharedMap (esdTrackD->GetTPCSharedMap());\r
f7ed7e88 1041 aodTrackRefs->AddAt(daughter, idaughter);\r
1042 \r
1043 if (esdTrackD->GetSign() > 0) nPosTracks++;\r
1044 daughter->SetFlags(esdTrackD->GetStatus());\r
1045 daughter->ConvertAliPIDtoAODPID();\r
1046 vkink->AddDaughter(daughter);\r
1047 daughter->ConvertAliPIDtoAODPID();\r
1048 SetAODPID(esdTrackD,daughter,detpid,timezero,esd->GetMagneticField());\r
1049 }\r
1050 else {\r
1051// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
1052// << " track " << idaughter << " has already been used!" << endl;\r
1053 }\r
1054 }\r
1055 }\r
1056 } \r
1057 }\r
1058 \r
1059 \r
1060 // Tracks (primary and orphan)\r
1061\r
1062 if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks);\r
1063 \r
1064 for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {\r
1065 \r
1066 \r
1067 if (usedTrack[nTrack]) continue;\r
1068\r
1069 AliESDtrack *esdTrack = esd->GetTrack(nTrack);\r
1070 UInt_t selectInfo = 0;\r
1071 //\r
1072 // Track selection\r
1073 if (fTrackFilter) {\r
9eeae5d5 1074 selectInfo = fTrackFilter->IsSelected(esdTrack);\r
f7ed7e88 1075 if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue;\r
1076 }\r
1077 \r
1078 //\r
1079 esdTrack->GetPxPyPz(p);\r
1080 esdTrack->GetXYZ(pos);\r
1081 esdTrack->GetCovarianceXYZPxPyPz(covTr);\r
1082 esdTrack->GetESDpid(pid);\r
1083 if(mcH)mcH->SelectParticle(esdTrack->GetLabel());\r
1084 primary->AddDaughter(aodTrack =\r
1085 new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),\r
1086 esdTrack->GetLabel(),\r
1087 p,\r
1088 kTRUE,\r
1089 pos,\r
1090 kFALSE,\r
1091 covTr, \r
1092 (Short_t)esdTrack->GetSign(),\r
1093 esdTrack->GetITSClusterMap(), \r
1094 pid,\r
1095 primary,\r
1096 kTRUE, // check if this is right\r
1097 vtx->UsesTrack(esdTrack->GetID()),\r
1098 AliAODTrack::kPrimary, \r
1099 selectInfo)\r
1100 );\r
f2f21b24 1101 aodTrack->SetTPCClusterMap(esdTrack->GetTPCClusterMap());\r
1102 aodTrack->SetTPCSharedMap (esdTrack->GetTPCSharedMap());\r
40a060e5 1103 aodTrack->SetChi2perNDF(Chi2perNDF(esdTrack));\r
1104\r
f7ed7e88 1105 aodTrackRefs->AddAt(aodTrack, nTrack);\r
f2f21b24 1106\r
f7ed7e88 1107 \r
1108 if (esdTrack->GetSign() > 0) nPosTracks++;\r
1109 aodTrack->SetFlags(esdTrack->GetStatus());\r
1110 aodTrack->ConvertAliPIDtoAODPID();\r
1111 SetAODPID(esdTrack,aodTrack,detpid,timezero,esd->GetMagneticField());\r
1112 } // end of loop on tracks\r
1113 \r
1114 // Update number of AOD tracks in header at the end of track loop (M.G.)\r
1115 header->SetRefMultiplicity(jTracks);\r
1116 header->SetRefMultiplicityPos(nPosTracks);\r
1117 header->SetRefMultiplicityNeg(jTracks - nPosTracks);\r
1118 if (fDebug > 0) \r
1119 printf(" NAODTRACKS=%d NPOS=%d NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks);\r
1120 // Do not shrink the array of tracks - other filters may add to it (M.G)\r
1121 // tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks\r
1122 \r
1123 // Access to the AOD container of PMD clusters\r
1124 TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters());\r
1125 Int_t jPmdClusters=0;\r
1126 \r
1127 for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) {\r
1128 // file pmd clusters, to be revised!\r
1129 AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd);\r
1130 Int_t nLabel = 0;\r
1131 Int_t *label = 0x0;\r
1132 Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()};\r
1133 Double_t pidPmd[13] = { 0.}; // to be revised!\r
1134 // type not set!\r
1135 // assoc cluster not set\r
1136 new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd);\r
1137 }\r
1138\r
1139 // Access to the AOD container of clusters\r
1140 TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters());\r
1141 Int_t jClusters=0;\r
1142 \r
1143 for (Int_t iClust=0; iClust<nCaloClus; ++iClust) {\r
1144\r
1145 AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);\r
1146\r
c8fe2783 1147 Int_t id = cluster->GetID();\r
1148 Int_t nLabel = cluster->GetNLabels();\r
1149 Int_t *labels = cluster->GetLabels();\r
1150 if(labels){ \r
1151 for(int i = 0;i < nLabel;++i){\r
1152 if(mcH)mcH->SelectParticle(labels[i]);\r
1153 }\r
1154 } \r
f7ed7e88 1155\r
1156 Float_t energy = cluster->E();\r
1157 cluster->GetPosition(posF);\r
f7ed7e88 1158\r
f7ed7e88 1159 AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id,\r
1160 nLabel,\r
c8fe2783 1161 labels,\r
f7ed7e88 1162 energy,\r
1163 posF,\r
1164 NULL,\r
c8fe2783 1165 cluster->GetType(),0);\r
f7ed7e88 1166 \r
1167 caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(),\r
c8fe2783 1168 cluster->GetDispersion(),\r
f7ed7e88 1169 cluster->GetM20(), cluster->GetM02(),\r
1170 cluster->GetEmcCpvDistance(), \r
1171 cluster->GetNExMax(),cluster->GetTOF()) ;\r
1172\r
c8fe2783 1173 caloCluster->SetPIDFromESD(cluster->GetPID());\r
f7ed7e88 1174 caloCluster->SetNCells(cluster->GetNCells());\r
1175 caloCluster->SetCellsAbsId(cluster->GetCellsAbsId());\r
1176 caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction());\r
1177\r
1178 TArrayI* matchedT = cluster->GetTracksMatched();\r
c8fe2783 1179 if (nTracks>0 && matchedT && cluster->GetTrackMatchedIndex() >= 0) { \r
f7ed7e88 1180 for (Int_t im = 0; im < matchedT->GetSize(); im++) {\r
1181 Int_t iESDtrack = matchedT->At(im);;\r
1182 if (aodTrackRefs->At(iESDtrack) != 0) {\r
1183 caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack));\r
1184 }\r
1185 }\r
1186 }\r
1187 \r
1188 } \r
1189 caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters \r
1190 // end of loop on calo clusters\r
1191\r
1192 // fill EMCAL cell info\r
1193 if (esd->GetEMCALCells()) { // protection against missing ESD information\r
1194 AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells());\r
1195 Int_t nEMcell = esdEMcells.GetNumberOfCells() ;\r
1196 \r
1197 AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells());\r
1198 aodEMcells.CreateContainer(nEMcell);\r
c8fe2783 1199 aodEMcells.SetType(AliAODCaloCells::kEMCALCell);\r
f7ed7e88 1200 for (Int_t iCell = 0; iCell < nEMcell; iCell++) { \r
1201 aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell));\r
1202 }\r
1203 aodEMcells.Sort();\r
1204 }\r
1205\r
1206 // fill PHOS cell info\r
1207 if (esd->GetPHOSCells()) { // protection against missing ESD information\r
1208 AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells());\r
1209 Int_t nPHcell = esdPHcells.GetNumberOfCells() ;\r
1210 \r
1211 AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells());\r
1212 aodPHcells.CreateContainer(nPHcell);\r
c8fe2783 1213 aodPHcells.SetType(AliAODCaloCells::kPHOSCell);\r
f7ed7e88 1214 for (Int_t iCell = 0; iCell < nPHcell; iCell++) { \r
1215 aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell));\r
1216 }\r
1217 aodPHcells.Sort();\r
1218 }\r
1219\r
1220 // tracklets \r
1221 AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets());\r
1222 const AliMultiplicity *mult = esd->GetMultiplicity();\r
1223 if (mult) {\r
1224 if (mult->GetNumberOfTracklets()>0) {\r
1225 SPDTracklets.CreateContainer(mult->GetNumberOfTracklets());\r
1226\r
1227 for (Int_t n=0; n<mult->GetNumberOfTracklets(); n++) {\r
1228 if(mcH){\r
1229 mcH->SelectParticle(mult->GetLabel(n, 0));\r
1230 mcH->SelectParticle(mult->GetLabel(n, 1));\r
1231 }\r
1232 SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1));\r
1233 }\r
1234 }\r
1235 } else {\r
1236 //Printf("ERROR: AliMultiplicity could not be retrieved from ESD");\r
1237 }\r
1238\r
1239 delete [] usedKink;\r
1240 delete [] usedV0;\r
1241 delete [] usedTrack; \r
1242 delete aodV0Refs;\r
1243 delete aodV0VtxRefs;\r
1244 delete aodTrackRefs;\r
1245\r
1246 return;\r
1247}\r
1248\r
1249\r
1250void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero, Double_t bfield)\r
1251{\r
1252 //\r
1253 // Setter for the raw PID detector signals\r
1254 //\r
1255\r
1256 // Save PID object for candidate electrons\r
1257 Bool_t pidSave = kFALSE;\r
1258 if (fTrackFilter) {\r
0c6c629b 1259 Bool_t selectInfo = fTrackFilter->IsSelected((char*) "Electrons");\r
f7ed7e88 1260 if (selectInfo) pidSave = kTRUE;\r
1261 }\r
1262\r
1263\r
1264 // Tracks passing pt cut \r
1265 if(esdtrack->Pt()>fHighPthreshold) {\r
1266 pidSave = kTRUE;\r
1267 } else {\r
1268 if(fPtshape){\r
1269 if(esdtrack->Pt()> fPtshape->GetXmin()){\r
1270 Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold);\r
1271 if(gRandom->Rndm(0)<1./y){\r
1272 pidSave = kTRUE;\r
1273 }//end rndm\r
1274 }//end if p < pmin\r
1275 }//end if p function\r
1276 }// end else\r
1277\r
1278 if (pidSave) {\r
6ece2430 1279 if(!aodtrack->GetDetPid()){// prevent memory leak when calling SetAODPID twice for the same track\r
f7ed7e88 1280 detpid = new AliAODPid();\r
1281 SetDetectorRawSignals(detpid,esdtrack,timezero, bfield);\r
1282 aodtrack->SetDetPID(detpid);\r
6ece2430 1283 }\r
f7ed7e88 1284 }\r
1285}\r
1286\r
1287void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero, Double_t bfield)\r
1288{\r
1289//\r
1290//assignment of the detector signals (AliXXXesdPID inspired)\r
1291//\r
1292 if(!track){\r
1293 AliInfo("no ESD track found. .....exiting");\r
1294 return;\r
1295 }\r
febefa51 1296 // TPC momentum\r
1297 const AliExternalTrackParam *in=track->GetInnerParam();\r
1298 if (in) {\r
1299 aodpid->SetTPCmomentum(in->GetP());\r
1300 }else{\r
1301 aodpid->SetTPCmomentum(-1.);\r
1302 }\r
1303\r
f7ed7e88 1304\r
1305 aodpid->SetITSsignal(track->GetITSsignal());\r
1306 aodpid->SetTPCsignal(track->GetTPCsignal());\r
f7ed7e88 1307\r
febefa51 1308 //n TRD planes = 6\r
f7ed7e88 1309 Int_t nslices = track->GetNumberOfTRDslices()*6;\r
1310 Double_t *trdslices = new Double_t[nslices];\r
1311 for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) {\r
febefa51 1312 for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl);\r
1313 }\r
1314 \r
1315//TRD momentum\r
1316 for(Int_t iPl=0;iPl<6;iPl++){\r
1317 Double_t trdmom=track->GetTRDmomentum(iPl);\r
1318 aodpid->SetTRDmomentum(iPl,trdmom);\r
1319 }\r
f7ed7e88 1320\r
1321 aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices);\r
1322 Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times);\r
1323 aodpid->SetIntegratedTimes(times);\r
1324\r
1325 aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed\r
1326 aodpid->SetHMPIDsignal(track->GetHMPIDsignal());\r
1327\r
1328 //Extrapolate track to EMCAL surface for AOD-level track-cluster matching\r
1329 Double_t emcpos[3] = {0.,0.,0.};\r
1330 Double_t emcmom[3] = {0.,0.,0.};\r
1331 aodpid->SetEMCALPosition(emcpos);\r
1332 aodpid->SetEMCALMomentum(emcmom);\r
1333\r
1334 AliExternalTrackParam *outerparam = (AliExternalTrackParam*)track->GetOuterParam();\r
1335 if(!outerparam) return;\r
1336\r
1337 //To be replaced by call to AliEMCALGeoUtils when the class becomes available\r
1338 Double_t radius = 441.0; //[cm] EMCAL radius +13cm\r
1339\r
1340 Bool_t okpos = outerparam->GetXYZAt(radius,bfield,emcpos);\r
1341 Bool_t okmom = outerparam->GetPxPyPzAt(radius,bfield,emcmom);\r
1342 if(!(okpos && okmom)) return;\r
1343\r
1344 aodpid->SetEMCALPosition(emcpos);\r
1345 aodpid->SetEMCALMomentum(emcmom);\r
1346\r
1347}\r
1348\r
40a060e5 1349Double_t AliAnalysisTaskESDfilter::Chi2perNDF(AliESDtrack* track)\r
1350{\r
1351 // Calculate chi2 per ndf for track\r
1352 Int_t nClustersTPC = track->GetTPCNcls();\r
1353\r
1354 if ( nClustersTPC > 5) {\r
1355 return (track->GetTPCchi2()/Float_t(nClustersTPC - 5));\r
1356 } else {\r
1357 return (-1.);\r
1358 }\r
1359 }\r
1360\r
1361\r
1362\r
f7ed7e88 1363void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/)\r
1364{\r
1365// Terminate analysis\r
1366//\r
1367 if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n");\r
1368}\r
1369\r
1370void AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){\r
1371 if(!pStack)return;\r
1372 label = TMath::Abs(label);\r
1373 TParticle *part = pStack->Particle(label);\r
1374 Printf("########################");\r
1375 Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P());\r
1376 part->Print();\r
1377 TParticle* mother = part;\r
1378 Int_t imo = part->GetFirstMother();\r
1379 Int_t nprim = pStack->GetNprimary();\r
1380 // while((imo >= nprim) && (mother->GetUniqueID() == 4)) {\r
1381 while((imo >= nprim)) {\r
1382 mother = pStack->Particle(imo);\r
1383 Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P());\r
1384 mother->Print();\r
1385 imo = mother->GetFirstMother();\r
1386 }\r
1387 Printf("########################");\r
1388}\r