]> git.uio.no Git - u/mrichter/AliRoot.git/blame - ANALYSIS/AliAnalysisTaskESDfilter.cxx
git://git.uio.no / u / mrichter / AliRoot.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
macro to read ESD and to check calibration
[u/mrichter/AliRoot.git] / ANALYSIS / AliAnalysisTaskESDfilter.cxx
CommitLineData
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
59 fPtshape(0x0)\r
60{\r
61 // Default constructor\r
62}\r
63\r
64AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter(const char* name):\r
65 AliAnalysisTaskSE(name),\r
66 fTrackFilter(0x0),\r
67 fKinkFilter(0x0),\r
68 fV0Filter(0x0),\r
69 fCascadeFilter(0x0),\r
70 fHighPthreshold(0),\r
71 fPtshape(0x0)\r
72{\r
73 // Constructor\r
74}\r
75\r
76void AliAnalysisTaskESDfilter::UserCreateOutputObjects()\r
77{\r
cd5eefa7 78 //\r
79 // Create Output Objects conenct filter to outputtree\r
80 // \r
d3815ca9 81 if(OutputTree()){\r
f7ed7e88 82 OutputTree()->GetUserInfo()->Add(fTrackFilter);\r
d3815ca9 83 }\r
84 else{\r
85 AliError("No OutputTree() for adding the track filter");\r
86 }\r
f7ed7e88 87}\r
88\r
89void AliAnalysisTaskESDfilter::Init()\r
90{\r
91 // Initialization\r
92 if (fDebug > 1) AliInfo("Init() \n");\r
93 // Call configuration file\r
94}\r
95\r
96\r
97void AliAnalysisTaskESDfilter::UserExec(Option_t */*option*/)\r
98{\r
99// Execute analysis for current event\r
100//\r
101 \r
102 Long64_t ientry = Entry();\r
f2f21b24 103 \r
e26c0b71 104 if (fDebug > 0) {\r
f2f21b24 105 printf("Filter: Analysing event # %5d\n", (Int_t) ientry);\r
106 if (fHighPthreshold == 0) AliInfo("detector PID signals are stored in each track");\r
107 if (!fPtshape) AliInfo("detector PID signals are not stored below the pt threshold");\r
e26c0b71 108 }\r
5b173801 109 // Filters must explicitely enable AOD filling in their UserExec (AG)\r
110 if (!AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()) AliFatal("Cannot run ESD filter without an output event handler");\r
111 AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()->SetFillAOD(kTRUE);\r
112\r
f7ed7e88 113 ConvertESDtoAOD();\r
114}\r
115\r
116void AliAnalysisTaskESDfilter::ConvertESDtoAOD() {\r
117 // ESD Filter analysis task executed for each event\r
118\r
119 AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent());\r
120 AliESD* old = esd->GetAliESDOld();\r
121\r
122 // Fetch Stack for debuggging if available \r
123 AliStack *pStack = 0;\r
124 AliMCEventHandler *mcH = 0;\r
125 if(MCEvent()){\r
126 pStack = MCEvent()->Stack();\r
127 mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); \r
128 }\r
129 // set arrays and pointers\r
130 Float_t posF[3];\r
131 Double_t pos[3];\r
132 Double_t p[3];\r
133 Double_t momPos[3]; \r
134 Double_t momNeg[3];\r
135 Double_t momBach[3];\r
136 Double_t momPosAtV0vtx[3];\r
137 Double_t momNegAtV0vtx[3];\r
138 Double_t momBachAtCascadeVtx[3];\r
139 Double_t covVtx[6];\r
140 Double_t covTr[21];\r
141 Double_t pid[10];\r
142\r
143 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
144 for (Int_t i = 0; i < 21; i++) covTr [i] = 0.;\r
145\r
146 \r
147 // loop over events and fill them\r
f7ed7e88 148 // Multiplicity information needed by the header (to be revised!)\r
149 Int_t nTracks = esd->GetNumberOfTracks();\r
95621324 150 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) esd->GetTrack(iTrack)->SetESDEvent(esd);\r
151\r
f7ed7e88 152 // if (fDebug > 0) printf("-------------------Bo: Number of ESD tracks %d \n",nTracks);\r
153\r
154 Int_t nPosTracks = 0;\r
f7ed7e88 155 \r
156 // Update the header\r
157\r
158 AliAODHeader* header = AODEvent()->GetHeader();\r
f2f21b24 159 \r
f7ed7e88 160 header->SetRunNumber(esd->GetRunNumber());\r
0c6c629b 161 header->SetOfflineTrigger(fInputHandler->IsEventSelected()); // propagate the decision of the physics selection\r
f7ed7e88 162 if (old) {\r
163 header->SetBunchCrossNumber(0);\r
164 header->SetOrbitNumber(0);\r
165 header->SetPeriodNumber(0);\r
166 header->SetEventType(0);\r
f2f21b24 167 header->SetMuonMagFieldScale(-999.);\r
168 header->SetCentrality(-999.); \r
f7ed7e88 169 } else {\r
170 header->SetBunchCrossNumber(esd->GetBunchCrossNumber());\r
171 header->SetOrbitNumber(esd->GetOrbitNumber());\r
172 header->SetPeriodNumber(esd->GetPeriodNumber());\r
173 header->SetEventType(esd->GetEventType());\r
f7ed7e88 174 header->SetCentrality(-999.); // FIXME\r
175 }\r
f2f21b24 176 // Trigger\r
efa1edeb 177 header->SetFiredTriggerClasses(esd->GetFiredTriggerClasses());\r
f7ed7e88 178 header->SetTriggerMask(esd->GetTriggerMask()); \r
179 header->SetTriggerCluster(esd->GetTriggerCluster());\r
f2f21b24 180 \r
181\r
f7ed7e88 182 header->SetMagneticField(esd->GetMagneticField());\r
db7ce896 183 header->SetMuonMagFieldScale(esd->GetCurrentDip()/6000.);\r
f7ed7e88 184 header->SetZDCN1Energy(esd->GetZDCN1Energy());\r
185 header->SetZDCP1Energy(esd->GetZDCP1Energy());\r
186 header->SetZDCN2Energy(esd->GetZDCN2Energy());\r
187 header->SetZDCP2Energy(esd->GetZDCP2Energy());\r
188 header->SetZDCEMEnergy(esd->GetZDCEMEnergy(0),esd->GetZDCEMEnergy(1));\r
f2f21b24 189\r
190 \r
f7ed7e88 191 Float_t diamxy[2]={esd->GetDiamondX(),esd->GetDiamondY()};\r
192 Float_t diamcov[3]; esd->GetDiamondCovXY(diamcov);\r
193 header->SetDiamond(diamxy,diamcov);\r
a98c78e5 194 header->SetDiamondZ(esd->GetDiamondZ(),esd->GetSigma2DiamondZ());\r
f7ed7e88 195//\r
196//\r
197 Int_t nV0s = esd->GetNumberOfV0s();\r
198 Int_t nCascades = esd->GetNumberOfCascades();\r
199 Int_t nKinks = esd->GetNumberOfKinks();\r
200 Int_t nVertices = nV0s + nCascades /*V0 wihtin cascade already counted*/+ nKinks + 1 /* = prim. vtx*/;\r
a98c78e5 201 Int_t nPileSPDVertices=1+esd->GetNumberOfPileupVerticesSPD(); // also SPD main vertex\r
202 Int_t nPileTrkVertices=esd->GetNumberOfPileupVerticesTracks();\r
203 nVertices+=nPileSPDVertices;\r
204 nVertices+=nPileTrkVertices;\r
f7ed7e88 205 Int_t nJets = 0;\r
206 Int_t nCaloClus = esd->GetNumberOfCaloClusters();\r
207 Int_t nFmdClus = 0;\r
208 Int_t nPmdClus = esd->GetNumberOfPmdTracks();\r
209 \r
210 if (fDebug > 0) \r
211 printf(" NV0=%d NCASCADES=%d NKINKS=%d\n", nV0s, nCascades, nKinks);\r
212 \r
213 AODEvent()->ResetStd(nTracks, nVertices, nV0s, nCascades, nJets, nCaloClus, nFmdClus, nPmdClus);\r
214\r
215\r
216 AliAODTrack *aodTrack = 0x0;\r
217 AliAODPid *detpid = 0x0;\r
218 Double_t timezero = 0; //TO BE FIXED\r
219 AliAODVertex *vV0FromCascade = 0x0;\r
220 AliAODv0 *aodV0 = 0x0;\r
221 AliAODcascade *aodCascade = 0x0;\r
222 \r
223 // RefArray to store the mapping between esd track number and newly created AOD-Track\r
224 TRefArray *aodTrackRefs = NULL;\r
225 if (nTracks > 0) aodTrackRefs = new TRefArray(nTracks);\r
226\r
227 // RefArray to store a mapping between esd V0 number and newly created AOD-Vertex V0\r
228 TRefArray *aodV0VtxRefs = NULL;\r
229 if (nV0s > 0) aodV0VtxRefs = new TRefArray(nV0s);\r
230\r
231 // RefArray to store the mapping between esd V0 number and newly created AOD-V0\r
232 TRefArray *aodV0Refs = NULL;\r
233 if (nV0s > 0) aodV0Refs = new TRefArray(nV0s);\r
234\r
235 \r
236\r
237\r
238\r
239 // Array to take into account the tracks already added to the AOD\r
240 Bool_t * usedTrack = NULL;\r
241 if (nTracks>0) {\r
242 usedTrack = new Bool_t[nTracks];\r
243 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;\r
244 }\r
245 // Array to take into account the V0s already added to the AOD (V0 within cascades)\r
246 Bool_t * usedV0 = NULL;\r
247 if (nV0s>0) {\r
248 usedV0 = new Bool_t[nV0s];\r
249 for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;\r
250 }\r
251 // Array to take into account the kinks already added to the AOD\r
252 Bool_t * usedKink = NULL;\r
253 if (nKinks>0) {\r
254 usedKink = new Bool_t[nKinks];\r
255 for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;\r
256 }\r
257 \r
258 // Access to the AOD container of vertices\r
259 TClonesArray &vertices = *(AODEvent()->GetVertices());\r
260 Int_t jVertices=0;\r
261 \r
262 // Access to the AOD container of tracks\r
263 TClonesArray &tracks = *(AODEvent()->GetTracks());\r
264 Int_t jTracks=0; \r
265 \r
266 // Access to the AOD container of Cascades\r
267 TClonesArray &cascades = *(AODEvent()->GetCascades());\r
268 Int_t jCascades=0;\r
269\r
270 // Access to the AOD container of V0s\r
271 TClonesArray &v0s = *(AODEvent()->GetV0s());\r
272 Int_t jV0s=0;\r
273 \r
274 // Add primary vertex. The primary tracks will be defined\r
275 // after the loops on the composite objects (V0, cascades, kinks)\r
276 const AliESDVertex *vtx = esd->GetPrimaryVertex();\r
277 \r
278 vtx->GetXYZ(pos); // position\r
279 vtx->GetCovMatrix(covVtx); //covariance matrix\r
280 \r
281 AliAODVertex * primary = new(vertices[jVertices++])\r
282 AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, -1, AliAODVertex::kPrimary);\r
283 primary->SetName(vtx->GetName());\r
284 primary->SetTitle(vtx->GetTitle());\r
1c1c7167 285\r
286 TString vtitle = vtx->GetTitle();\r
287 if (!vtitle.Contains("VertexerTracks")) \r
288 primary->SetNContributors(vtx->GetNContributors());\r
f7ed7e88 289\r
290 if (fDebug > 0) primary->Print();\r
291\r
a98c78e5 292\r
293 // Add SPD "main" vertex \r
294 const AliESDVertex *vtxS = esd->GetPrimaryVertexSPD();\r
295 vtxS->GetXYZ(pos); // position\r
296 vtxS->GetCovMatrix(covVtx); //covariance matrix\r
297 AliAODVertex * mVSPD = new(vertices[jVertices++])\r
298 AliAODVertex(pos, covVtx, vtxS->GetChi2toNDF(), NULL, -1, AliAODVertex::kMainSPD);\r
299 mVSPD->SetName(vtxS->GetName());\r
300 mVSPD->SetTitle(vtxS->GetTitle());\r
301 mVSPD->SetNContributors(vtxS->GetNContributors()); \r
302\r
303 // Add SPD pileup vertices\r
304 for(Int_t iV=0; iV<nPileSPDVertices-1; iV++){\r
305 const AliESDVertex *vtxP = esd->GetPileupVertexSPD(iV);\r
306 vtxP->GetXYZ(pos); // position\r
307 vtxP->GetCovMatrix(covVtx); //covariance matrix\r
308 AliAODVertex * pVSPD = new(vertices[jVertices++])\r
309 AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupSPD);\r
310 pVSPD->SetName(vtxP->GetName());\r
311 pVSPD->SetTitle(vtxP->GetTitle());\r
312 pVSPD->SetNContributors(vtxP->GetNContributors()); \r
313 }\r
314\r
315 // Add TRK pileup vertices\r
316 for(Int_t iV=0; iV<nPileTrkVertices; iV++){\r
317 const AliESDVertex *vtxP = esd->GetPileupVertexTracks(iV);\r
318 vtxP->GetXYZ(pos); // position\r
319 vtxP->GetCovMatrix(covVtx); //covariance matrix\r
320 AliAODVertex * pVTRK = new(vertices[jVertices++])\r
321 AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupTracks);\r
322 pVTRK->SetName(vtxP->GetName());\r
323 pVTRK->SetTitle(vtxP->GetTitle());\r
324 pVTRK->SetNContributors(vtxP->GetNContributors());\r
325 }\r
326\r
f7ed7e88 327 // Create vertices starting from the most complex objects\r
328 Double_t chi2 = 0.;\r
329 \r
330 // Cascades (Modified by A.Maire - February 2009)\r
331 for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {\r
332\r
333 if (fDebug > 1) \r
334 printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades);\r
335\r
336 // 0- Preparation\r
337 //\r
338 AliESDcascade *esdCascade = esd->GetCascade(nCascade);\r
339 Int_t idxPosFromV0Dghter = esdCascade->GetPindex();\r
340 Int_t idxNegFromV0Dghter = esdCascade->GetNindex();\r
341 Int_t idxBachFromCascade = esdCascade->GetBindex();\r
342 \r
343 AliESDtrack *esdCascadePos = esd->GetTrack( idxPosFromV0Dghter);\r
344 AliESDtrack *esdCascadeNeg = esd->GetTrack( idxNegFromV0Dghter);\r
345 AliESDtrack *esdCascadeBach = esd->GetTrack( idxBachFromCascade);\r
346\r
347 // Identification of the V0 within the esdCascade (via both daughter track indices)\r
348 AliESDv0 * currentV0 = 0x0;\r
349 Int_t idxV0FromCascade = -1;\r
350 \r
351 for (Int_t iV0=0; iV0<nV0s; ++iV0) {\r
352 \r
353 currentV0 = esd->GetV0(iV0);\r
354 Int_t posCurrentV0 = currentV0->GetPindex();\r
355 Int_t negCurrentV0 = currentV0->GetNindex();\r
356 \r
357 if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) {\r
358 idxV0FromCascade = iV0;\r
359 break;\r
360 }\r
361 }\r
362\r
363 if(idxV0FromCascade < 0){\r
364 printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n");\r
365 continue;\r
366 }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds"\r
367\r
368 if (fDebug > 1) \r
369 printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s);\r
370\r
371 AliESDv0 *esdV0FromCascade = esd->GetV0(idxV0FromCascade);\r
372 \r
373\r
374 // 1 - Cascade selection \r
375 \r
376 // AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
377 // TList cascadeObjects;\r
378 // cascadeObjects.AddAt(esdV0FromCascade, 0);\r
379 // cascadeObjects.AddAt(esdCascadePos, 1);\r
380 // cascadeObjects.AddAt(esdCascadeNeg, 2);\r
381 // cascadeObjects.AddAt(esdCascade, 3);\r
382 // cascadeObjects.AddAt(esdCascadeBach, 4);\r
383 // cascadeObjects.AddAt(esdPrimVtx, 5);\r
384 // \r
385 // UInt_t selectCascade = 0;\r
386 // if (fCascadeFilter) {\r
387 // // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); \r
388 // // FIXME AliESDCascadeCuts to be implemented ...\r
389 // \r
390 // // Here we may encounter a moot point at the V0 level \r
391 // // between the cascade selections and the V0 ones :\r
392 // // the V0 selected along with the cascade (secondary V0) may \r
393 // // usually be removed from the dedicated V0 selections (prim V0) ...\r
394 // // -> To be discussed !\r
395 // \r
396 // // this is a little awkward but otherwise the \r
397 // // list wants to access the pointer (delete it) \r
398 // // again when going out of scope\r
399 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
400 // esdPrimVtx = 0;\r
401 // if (!selectCascade) \r
402 // continue;\r
403 // }\r
404 // else{\r
405 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
406 // esdPrimVtx = 0;\r
407 // }\r
408\r
409 // 2 - Add the cascade vertex\r
410 \r
411 esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]);\r
412 esdCascade->GetPosCovXi(covVtx);\r
413 chi2 = esdCascade->GetChi2Xi(); \r
414 \r
415 AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos,\r
416 covVtx,\r
417 chi2, // FIXME = Chi2/NDF will be needed\r
418 primary,\r
419 nCascade, // id\r
420 AliAODVertex::kCascade);\r
421 primary->AddDaughter(vCascade);\r
422\r
423 if (fDebug > 2) {\r
424 printf("---- Cascade / Cascade Vertex (AOD) : \n");\r
425 vCascade->Print();\r
426 }\r
427\r
428\r
429 // 3 - Add the bachelor track from the cascade\r
430 \r
431 if (!usedTrack[idxBachFromCascade]) {\r
432\r
433 esdCascadeBach->GetPxPyPz(momBach);\r
434 esdCascadeBach->GetXYZ(pos);\r
435 esdCascadeBach->GetCovarianceXYZPxPyPz(covTr);\r
436 esdCascadeBach->GetESDpid(pid);\r
437\r
438 usedTrack[idxBachFromCascade] = kTRUE;\r
439 UInt_t selectInfo = 0;\r
9eeae5d5 440 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach);\r
f7ed7e88 441 if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel());\r
442 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(),\r
443 esdCascadeBach->GetLabel(), \r
444 momBach, \r
445 kTRUE,\r
446 pos,\r
447 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
448 covTr, \r
449 (Short_t)esdCascadeBach->GetSign(),\r
450 esdCascadeBach->GetITSClusterMap(), \r
451 pid,\r
452 vCascade,\r
453 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
454 vtx->UsesTrack(esdCascadeBach->GetID()),\r
455 AliAODTrack::kSecondary,\r
456 selectInfo);\r
f2f21b24 457 aodTrack->SetTPCClusterMap(esdCascadeBach->GetTPCClusterMap());\r
458 aodTrack->SetTPCSharedMap (esdCascadeBach->GetTPCSharedMap());\r
40a060e5 459 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeBach));\r
f7ed7e88 460 aodTrackRefs->AddAt(aodTrack,idxBachFromCascade);\r
f2f21b24 461 \r
f7ed7e88 462 if (esdCascadeBach->GetSign() > 0) nPosTracks++;\r
463 aodTrack->ConvertAliPIDtoAODPID();\r
464 aodTrack->SetFlags(esdCascadeBach->GetStatus());\r
465 SetAODPID(esdCascadeBach,aodTrack,detpid,timezero,esd->GetMagneticField());\r
466 }\r
467 else {\r
468 aodTrack = dynamic_cast<AliAODTrack*>( aodTrackRefs->At(idxBachFromCascade) );\r
469 }\r
470\r
471 vCascade->AddDaughter(aodTrack);\r
472\r
473 if (fDebug > 4) {\r
474 printf("---- Cascade / bach dghter : \n");\r
475 aodTrack->Print();\r
476 }\r
477 \r
478\r
479 // 4 - Add the V0 from the cascade. \r
480 // = V0vtx + both pos and neg daughter tracks + the aodV0 itself\r
481 //\r
482\r
483 if ( !usedV0[idxV0FromCascade] ) {\r
484 // 4.A - if VO structure hasn't been created yet\r
485 \r
486 // 4.A.1 - Create the V0 vertex of the cascade\r
487 \r
488 esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]);\r
489 esdV0FromCascade->GetPosCov(covVtx);\r
490 chi2 = esdV0FromCascade->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 ?\r
491 \r
492 vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,\r
493 covVtx,\r
494 chi2,\r
495 vCascade,\r
496 idxV0FromCascade, //id of ESDv0\r
497 AliAODVertex::kV0);\r
498 // Note:\r
499 // one V0 can be used by several cascades.\r
500 // So, one AOD V0 vtx can have several parent vtx.\r
501 // This is not directly allowed by AliAODvertex.\r
502 // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash\r
503 // but to a problem of consistency within AODEvent.\r
504 // -> See below paragraph 4.B, for the proposed treatment of such a case.\r
505\r
506 // Add the vV0FromCascade to the aodVOVtxRefs\r
507 aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade);\r
508 \r
509 \r
510 // 4.A.2 - Add the positive tracks from the V0\r
511 \r
512 esdCascadePos->GetPxPyPz(momPos);\r
513 esdCascadePos->GetXYZ(pos);\r
514 esdCascadePos->GetCovarianceXYZPxPyPz(covTr);\r
515 esdCascadePos->GetESDpid(pid);\r
516 \r
517 \r
518 if (!usedTrack[idxPosFromV0Dghter]) {\r
519 usedTrack[idxPosFromV0Dghter] = kTRUE;\r
520 \r
521 UInt_t selectInfo = 0;\r
9eeae5d5 522 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos);\r
f7ed7e88 523 if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel());\r
524 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadePos->GetID(),\r
525 esdCascadePos->GetLabel(), \r
526 momPos, \r
527 kTRUE,\r
528 pos,\r
529 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
530 covTr, \r
531 (Short_t)esdCascadePos->GetSign(),\r
532 esdCascadePos->GetITSClusterMap(), \r
533 pid,\r
534 vV0FromCascade,\r
535 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
536 vtx->UsesTrack(esdCascadePos->GetID()),\r
537 AliAODTrack::kSecondary,\r
538 selectInfo);\r
f2f21b24 539 aodTrack->SetTPCClusterMap(esdCascadePos->GetTPCClusterMap());\r
540 aodTrack->SetTPCSharedMap (esdCascadePos->GetTPCSharedMap());\r
40a060e5 541 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadePos));\r
f7ed7e88 542 aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter);\r
40a060e5 543\r
f7ed7e88 544 if (esdCascadePos->GetSign() > 0) nPosTracks++;\r
545 aodTrack->ConvertAliPIDtoAODPID();\r
546 aodTrack->SetFlags(esdCascadePos->GetStatus());\r
547 SetAODPID(esdCascadePos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
548 }\r
549 else {\r
550 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxPosFromV0Dghter));\r
551 }\r
552 vV0FromCascade->AddDaughter(aodTrack);\r
553 \r
554 \r
555 // 4.A.3 - Add the negative tracks from the V0\r
556 \r
557 esdCascadeNeg->GetPxPyPz(momNeg);\r
558 esdCascadeNeg->GetXYZ(pos);\r
559 esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr);\r
560 esdCascadeNeg->GetESDpid(pid);\r
561 \r
562 \r
563 if (!usedTrack[idxNegFromV0Dghter]) {\r
564 usedTrack[idxNegFromV0Dghter] = kTRUE;\r
565 \r
566 UInt_t selectInfo = 0;\r
9eeae5d5 567 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg);\r
f7ed7e88 568 if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel());\r
569 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadeNeg->GetID(),\r
570 esdCascadeNeg->GetLabel(),\r
571 momNeg,\r
572 kTRUE,\r
573 pos,\r
574 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
575 covTr, \r
576 (Short_t)esdCascadeNeg->GetSign(),\r
577 esdCascadeNeg->GetITSClusterMap(), \r
578 pid,\r
579 vV0FromCascade,\r
580 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
581 vtx->UsesTrack(esdCascadeNeg->GetID()),\r
582 AliAODTrack::kSecondary,\r
583 selectInfo);\r
f2f21b24 584 aodTrack->SetTPCClusterMap(esdCascadeNeg->GetTPCClusterMap());\r
585 aodTrack->SetTPCSharedMap (esdCascadeNeg->GetTPCSharedMap());\r
40a060e5 586 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeNeg));\r
f7ed7e88 587 aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter);\r
588 \r
589 if (esdCascadeNeg->GetSign() > 0) nPosTracks++;\r
590 aodTrack->ConvertAliPIDtoAODPID();\r
591 aodTrack->SetFlags(esdCascadeNeg->GetStatus());\r
592 SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
593 }\r
594 else {\r
595 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxNegFromV0Dghter));\r
596 }\r
597 \r
598 vV0FromCascade->AddDaughter(aodTrack);\r
599 \r
600 \r
601 // 4.A.4 - Add the V0 from cascade to the V0 array\r
602\r
603 Double_t dcaV0Daughters = esdV0FromCascade->GetDcaV0Daughters();\r
604 Double_t dcaV0ToPrimVertex = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(),\r
605 esd->GetPrimaryVertex()->GetY(),\r
606 esd->GetPrimaryVertex()->GetZ() );\r
607 esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); \r
608 esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); \r
609 \r
610 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
611 dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD( esd->GetPrimaryVertex()->GetX(),\r
612 esd->GetPrimaryVertex()->GetY(),\r
613 esd->GetMagneticField()) );\r
614 dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD( esd->GetPrimaryVertex()->GetX(),\r
615 esd->GetPrimaryVertex()->GetY(),\r
616 esd->GetMagneticField()) );\r
617 \r
618 aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, \r
619 dcaV0Daughters,\r
620 dcaV0ToPrimVertex, \r
621 momPosAtV0vtx, \r
622 momNegAtV0vtx, \r
623 dcaDaughterToPrimVertex); \r
624 // set the aod v0 on-the-fly status\r
625 aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus());\r
626\r
627 // Add the aodV0 to the aodVORefs\r
628 aodV0Refs->AddAt(aodV0,idxV0FromCascade);\r
629 \r
630 usedV0[idxV0FromCascade] = kTRUE;\r
631\r
632 } else { \r
633 // 4.B - if V0 structure already used\r
634\r
635 // Note :\r
636 // one V0 can be used by several cascades (frequent in PbPb evts) : \r
637 // same V0 which used but attached to different bachelor tracks\r
638 // -> aodVORefs and aodV0VtxRefs are needed.\r
639 // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array.\r
640 \r
641 vV0FromCascade = dynamic_cast<AliAODVertex*>( aodV0VtxRefs->At(idxV0FromCascade) );\r
642 aodV0 = dynamic_cast<AliAODv0*> ( aodV0Refs ->At(idxV0FromCascade) );\r
643 \r
644 // - Treatment of the parent for such a "re-used" V0 :\r
645 // Insert the cascade that reuses the V0 vertex in the lineage chain\r
646 // Before : vV0 -> vCascade1 -> vPrimary\r
647 // - Hyp : cascade2 uses the same V0 as cascade1\r
648 // After : vV0 -> vCascade2 -> vCascade1 -> vPrimary\r
649 \r
650 AliAODVertex *vCascadePreviousParent = dynamic_cast<AliAODVertex*> (vV0FromCascade->GetParent());\r
651 vV0FromCascade->SetParent(vCascade);\r
652 vCascade ->SetParent(vCascadePreviousParent);\r
653\r
654 if(fDebug > 2) \r
655 printf("---- Cascade / Lineage insertion\n"\r
656 "Parent of V0 vtx = Cascade vtx %p\n"\r
657 "Parent of the cascade vtx = Cascade vtx %p\n"\r
658 "Parent of the parent cascade vtx = Cascade vtx %p\n", \r
659 static_cast<void*> (vV0FromCascade->GetParent()),\r
660 static_cast<void*> (vCascade->GetParent()),\r
661 static_cast<void*> (vCascadePreviousParent->GetParent()) );\r
662 \r
663 }// end if V0 structure already used\r
664\r
665 if (fDebug > 2) {\r
666 printf("---- Cascade / V0 vertex: \n");\r
667 vV0FromCascade->Print();\r
668 }\r
669\r
670 if (fDebug > 4) {\r
671 printf("---- Cascade / pos dghter : \n");\r
672 aodTrack->Print();\r
673 printf("---- Cascade / neg dghter : \n");\r
674 aodTrack->Print();\r
675 printf("---- Cascade / aodV0 : \n");\r
676 aodV0->Print();\r
677 }\r
678\r
679 // In any case (used V0 or not), add the V0 vertex to the cascade one.\r
680 vCascade->AddDaughter(vV0FromCascade); \r
681 \r
682 \r
683 // 5 - Add the primary track of the cascade (if any)\r
684\r
685\r
686 // 6 - Add the cascade to the AOD array of cascades\r
687\r
688 Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(),\r
689 esd->GetPrimaryVertex()->GetY(),\r
690 esd->GetMagneticField()) );\r
691\r
692 esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[2]);\r
693\r
694 aodCascade = new(cascades[jCascades++]) AliAODcascade( vCascade,\r
695 esdCascade->Charge(),\r
696 esdCascade->GetDcaXiDaughters(),\r
697 -999.,\r
698 // DCAXiToPrimVtx -> needs to be calculated ----|\r
699 // doesn't exist at ESD level;\r
700 // See AODcascade::DcaXiToPrimVertex(Double, Double, Double)\r
701 dcaBachToPrimVertexXY,\r
702 momBachAtCascadeVtx,\r
703 *aodV0);\r
704 \r
705 if (fDebug > 3) {\r
706 printf("---- Cascade / AOD cascade : \n\n");\r
707 aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ());\r
708 }\r
709\r
710 } // end of the loop on cascades\r
711\r
712 cascades.Expand(jCascades);\r
713\r
714\r
715 //\r
716 // V0s\r
717 //\r
718 \r
719 for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {\r
720 \r
721 if (usedV0[nV0]) continue; // skip if already added to the AOD\r
722 \r
723 AliESDv0 *v0 = esd->GetV0(nV0);\r
724 Int_t posFromV0 = v0->GetPindex();\r
725 Int_t negFromV0 = v0->GetNindex();\r
726 \r
727 // V0 selection \r
728 //\r
729 AliESDVertex *esdVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
730 AliESDtrack *esdV0Pos = esd->GetTrack(posFromV0);\r
731 AliESDtrack *esdV0Neg = esd->GetTrack(negFromV0);\r
732 TList v0objects;\r
733 v0objects.AddAt(v0, 0);\r
734 v0objects.AddAt(esdV0Pos, 1);\r
735 v0objects.AddAt(esdV0Neg, 2);\r
736 v0objects.AddAt(esdVtx, 3);\r
737 UInt_t selectV0 = 0;\r
738 if (fV0Filter) {\r
9eeae5d5 739 selectV0 = fV0Filter->IsSelected(&v0objects);\r
f7ed7e88 740 // this is a little awkward but otherwise the \r
741 // list wants to access the pointer (delete it) \r
742 // again when going out of scope\r
743 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
744 esdVtx = 0;\r
745 if (!selectV0) \r
746 continue;\r
747 }\r
748 else{\r
749 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
750 esdVtx = 0;\r
751 }\r
752 \r
753 v0->GetXYZ(pos[0], pos[1], pos[2]);\r
754\r
755 if (!old) {\r
756 chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3\r
757 v0->GetPosCov(covVtx);\r
758 } else {\r
759 chi2 = -999.;\r
760 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
761 }\r
762\r
763\r
764 AliAODVertex * vV0 = \r
765 new(vertices[jVertices++]) AliAODVertex(pos,\r
766 covVtx,\r
767 chi2,\r
768 primary,\r
769 nV0,\r
770 AliAODVertex::kV0);\r
771 primary->AddDaughter(vV0);\r
772 \r
773\r
774 // Add the positive tracks from the V0\r
775 \r
776 esdV0Pos->GetPxPyPz(momPos);\r
777 esdV0Pos->GetXYZ(pos);\r
778 esdV0Pos->GetCovarianceXYZPxPyPz(covTr);\r
779 esdV0Pos->GetESDpid(pid);\r
780 \r
781 if (!usedTrack[posFromV0]) {\r
782 usedTrack[posFromV0] = kTRUE;\r
783 UInt_t selectInfo = 0;\r
9eeae5d5 784 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos);\r
f7ed7e88 785 if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel());\r
786 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(),\r
787 esdV0Pos->GetLabel(), \r
788 momPos, \r
789 kTRUE,\r
790 pos,\r
791 kFALSE,\r
792 covTr, \r
793 (Short_t)esdV0Pos->GetSign(),\r
794 esdV0Pos->GetITSClusterMap(), \r
795 pid,\r
796 vV0,\r
797 kTRUE, // check if this is right\r
798 vtx->UsesTrack(esdV0Pos->GetID()),\r
799 AliAODTrack::kSecondary,\r
800 selectInfo);\r
f2f21b24 801 aodTrack->SetTPCClusterMap(esdV0Pos->GetTPCClusterMap());\r
802 aodTrack->SetTPCSharedMap (esdV0Pos->GetTPCSharedMap());\r
40a060e5 803 aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Pos));\r
f7ed7e88 804 aodTrackRefs->AddAt(aodTrack,posFromV0);\r
805 // if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt());\r
806 if (esdV0Pos->GetSign() > 0) nPosTracks++;\r
807 aodTrack->ConvertAliPIDtoAODPID();\r
808 aodTrack->SetFlags(esdV0Pos->GetStatus());\r
809 SetAODPID(esdV0Pos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
810 }\r
811 else {\r
812 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(posFromV0));\r
813 // if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt());\r
814 }\r
815 vV0->AddDaughter(aodTrack);\r
816 \r
817 // Add the negative tracks from the V0\r
818 \r
819 esdV0Neg->GetPxPyPz(momNeg);\r
820 esdV0Neg->GetXYZ(pos);\r
821 esdV0Neg->GetCovarianceXYZPxPyPz(covTr);\r
822 esdV0Neg->GetESDpid(pid);\r
823 \r
824 if (!usedTrack[negFromV0]) {\r
825 usedTrack[negFromV0] = kTRUE;\r
826 UInt_t selectInfo = 0;\r
9eeae5d5 827 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg);\r
f7ed7e88 828 if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel());\r
829 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(),\r
830 esdV0Neg->GetLabel(),\r
831 momNeg,\r
832 kTRUE,\r
833 pos,\r
834 kFALSE,\r
835 covTr, \r
836 (Short_t)esdV0Neg->GetSign(),\r
837 esdV0Neg->GetITSClusterMap(), \r
838 pid,\r
839 vV0,\r
840 kTRUE, // check if this is right\r
841 vtx->UsesTrack(esdV0Neg->GetID()),\r
842 AliAODTrack::kSecondary,\r
843 selectInfo);\r
f2f21b24 844 aodTrack->SetTPCClusterMap(esdV0Neg->GetTPCClusterMap());\r
845 aodTrack->SetTPCSharedMap (esdV0Neg->GetTPCSharedMap());\r
40a060e5 846 aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Neg));\r
f7ed7e88 847 \r
848 aodTrackRefs->AddAt(aodTrack,negFromV0);\r
849 // if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt());\r
850 if (esdV0Neg->GetSign() > 0) nPosTracks++;\r
851 aodTrack->ConvertAliPIDtoAODPID();\r
852 aodTrack->SetFlags(esdV0Neg->GetStatus());\r
853 SetAODPID(esdV0Neg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
854 }\r
855 else {\r
856 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(negFromV0));\r
857 // if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt());\r
858 }\r
859 vV0->AddDaughter(aodTrack);\r
860\r
861\r
862 // Add the V0 the V0 array as well\r
863 \r
864 Double_t dcaV0Daughters = v0->GetDcaV0Daughters();\r
865 Double_t dcaV0ToPrimVertex = v0->GetD(esd->GetPrimaryVertex()->GetX(),\r
866 esd->GetPrimaryVertex()->GetY(),\r
867 esd->GetPrimaryVertex()->GetZ());\r
868 v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); \r
869 v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); \r
870 \r
871 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
872 dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD( esd->GetPrimaryVertex()->GetX(),\r
873 esd->GetPrimaryVertex()->GetY(),\r
874 esd->GetMagneticField()) );\r
875 dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD( esd->GetPrimaryVertex()->GetX(),\r
876 esd->GetPrimaryVertex()->GetY(),\r
877 esd->GetMagneticField()) );\r
878 \r
879 aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, \r
880 dcaV0Daughters,\r
881 dcaV0ToPrimVertex,\r
882 momPosAtV0vtx,\r
883 momNegAtV0vtx,\r
884 dcaDaughterToPrimVertex);\r
885\r
886 // set the aod v0 on-the-fly status\r
887 aodV0->SetOnFlyStatus(v0->GetOnFlyStatus());\r
888 }//End of loop on V0s \r
889\r
890 v0s.Expand(jV0s); \r
891\r
892 if (fDebug > 0) printf(" NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s);\r
893 // end of V0 parts\r
894\r
895\r
896 // Kinks: it is a big mess the access to the information in the kinks\r
897 // The loop is on the tracks in order to find the mother and daugther of each kink\r
898 \r
899 \r
900 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {\r
901 \r
902 AliESDtrack * esdTrack = esd->GetTrack(iTrack);\r
903 \r
904 Int_t ikink = esdTrack->GetKinkIndex(0);\r
905 \r
906 if (ikink && nKinks) {\r
907 // Negative kink index: mother, positive: daughter\r
908 \r
909 // Search for the second track of the kink\r
910 \r
911 for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {\r
912 \r
913 AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);\r
914 \r
915 Int_t jkink = esdTrack1->GetKinkIndex(0);\r
916 \r
917 if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {\r
918 \r
919 // The two tracks are from the same kink\r
920 \r
921 if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks\r
922 \r
923 Int_t imother = -1;\r
924 Int_t idaughter = -1;\r
925 \r
926 if (ikink<0 && jkink>0) {\r
927 \r
928 imother = iTrack;\r
929 idaughter = jTrack;\r
930 }\r
931 else if (ikink>0 && jkink<0) {\r
932 \r
933 imother = jTrack;\r
934 idaughter = iTrack;\r
935 }\r
936 else {\r
937// cerr << "Error: Wrong combination of kink indexes: "\r
938// << ikink << " " << jkink << endl;\r
939 continue;\r
940 }\r
941 \r
942 // Add the mother track if it passed primary track selection cuts\r
943 \r
944 AliAODTrack * mother = NULL;\r
945 \r
946 UInt_t selectInfo = 0;\r
947 if (fTrackFilter) {\r
9eeae5d5 948 selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother));\r
f7ed7e88 949 if (!selectInfo) continue;\r
950 }\r
951 \r
952 if (!usedTrack[imother]) {\r
953 \r
954 usedTrack[imother] = kTRUE;\r
955 \r
956 AliESDtrack *esdTrackM = esd->GetTrack(imother);\r
957 esdTrackM->GetPxPyPz(p);\r
958 esdTrackM->GetXYZ(pos);\r
959 esdTrackM->GetCovarianceXYZPxPyPz(covTr);\r
960 esdTrackM->GetESDpid(pid);\r
961 if(mcH)mcH->SelectParticle(esdTrackM->GetLabel());\r
962 mother = \r
963 new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(),\r
964 esdTrackM->GetLabel(),\r
965 p,\r
966 kTRUE,\r
967 pos,\r
968 kFALSE,\r
969 covTr, \r
970 (Short_t)esdTrackM->GetSign(),\r
971 esdTrackM->GetITSClusterMap(), \r
972 pid,\r
973 primary,\r
974 kTRUE, // check if this is right\r
975 vtx->UsesTrack(esdTrack->GetID()),\r
976 AliAODTrack::kPrimary,\r
977 selectInfo);\r
f2f21b24 978 mother->SetTPCClusterMap(esdTrackM->GetTPCClusterMap());\r
979 mother->SetTPCSharedMap (esdTrackM->GetTPCSharedMap());\r
40a060e5 980 mother->SetChi2perNDF(Chi2perNDF(esdTrackM));\r
981\r
f7ed7e88 982 aodTrackRefs->AddAt(mother, imother);\r
983 \r
984 if (esdTrackM->GetSign() > 0) nPosTracks++;\r
985 mother->SetFlags(esdTrackM->GetStatus());\r
986 mother->ConvertAliPIDtoAODPID();\r
987 primary->AddDaughter(mother);\r
988 mother->ConvertAliPIDtoAODPID();\r
989 SetAODPID(esdTrackM,mother,detpid,timezero,esd->GetMagneticField());\r
990 }\r
991 else {\r
992// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
993// << " track " << imother << " has already been used!" << endl;\r
994 }\r
995 \r
996 // Add the kink vertex\r
997 AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);\r
998 \r
999 AliAODVertex * vkink = \r
1000 new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),\r
1001 NULL,\r
1002 0.,\r
1003 mother,\r
1004 esdTrack->GetID(), // This is the track ID of the mother's track!\r
1005 AliAODVertex::kKink);\r
1006 // Add the daughter track\r
1007 \r
1008 AliAODTrack * daughter = NULL;\r
1009 \r
1010 if (!usedTrack[idaughter]) {\r
1011 \r
1012 usedTrack[idaughter] = kTRUE;\r
1013 \r
1014 AliESDtrack *esdTrackD = esd->GetTrack(idaughter);\r
1015 esdTrackD->GetPxPyPz(p);\r
1016 esdTrackD->GetXYZ(pos);\r
1017 esdTrackD->GetCovarianceXYZPxPyPz(covTr);\r
1018 esdTrackD->GetESDpid(pid);\r
1019 selectInfo = 0;\r
9eeae5d5 1020 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD);\r
f7ed7e88 1021 if(mcH)mcH->SelectParticle(esdTrackD->GetLabel());\r
1022 daughter = \r
1023 new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(),\r
1024 esdTrackD->GetLabel(),\r
1025 p,\r
1026 kTRUE,\r
1027 pos,\r
1028 kFALSE,\r
1029 covTr, \r
1030 (Short_t)esdTrackD->GetSign(),\r
1031 esdTrackD->GetITSClusterMap(), \r
1032 pid,\r
1033 vkink,\r
1034 kTRUE, // check if this is right\r
1035 vtx->UsesTrack(esdTrack->GetID()),\r
1036 AliAODTrack::kSecondary,\r
1037 selectInfo);\r
f2f21b24 1038 daughter->SetTPCClusterMap(esdTrackD->GetTPCClusterMap());\r
1039 daughter->SetTPCSharedMap (esdTrackD->GetTPCSharedMap());\r
f7ed7e88 1040 aodTrackRefs->AddAt(daughter, idaughter);\r
1041 \r
1042 if (esdTrackD->GetSign() > 0) nPosTracks++;\r
1043 daughter->SetFlags(esdTrackD->GetStatus());\r
1044 daughter->ConvertAliPIDtoAODPID();\r
1045 vkink->AddDaughter(daughter);\r
1046 daughter->ConvertAliPIDtoAODPID();\r
1047 SetAODPID(esdTrackD,daughter,detpid,timezero,esd->GetMagneticField());\r
1048 }\r
1049 else {\r
1050// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
1051// << " track " << idaughter << " has already been used!" << endl;\r
1052 }\r
1053 }\r
1054 }\r
1055 } \r
1056 }\r
1057 \r
1058 \r
1059 // Tracks (primary and orphan)\r
1060\r
1061 if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks);\r
1062 \r
1063 for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {\r
1064 \r
1065 \r
1066 if (usedTrack[nTrack]) continue;\r
1067\r
1068 AliESDtrack *esdTrack = esd->GetTrack(nTrack);\r
1069 UInt_t selectInfo = 0;\r
1070 //\r
1071 // Track selection\r
1072 if (fTrackFilter) {\r
9eeae5d5 1073 selectInfo = fTrackFilter->IsSelected(esdTrack);\r
f7ed7e88 1074 if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue;\r
1075 }\r
1076 \r
1077 //\r
1078 esdTrack->GetPxPyPz(p);\r
1079 esdTrack->GetXYZ(pos);\r
1080 esdTrack->GetCovarianceXYZPxPyPz(covTr);\r
1081 esdTrack->GetESDpid(pid);\r
1082 if(mcH)mcH->SelectParticle(esdTrack->GetLabel());\r
1083 primary->AddDaughter(aodTrack =\r
1084 new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),\r
1085 esdTrack->GetLabel(),\r
1086 p,\r
1087 kTRUE,\r
1088 pos,\r
1089 kFALSE,\r
1090 covTr, \r
1091 (Short_t)esdTrack->GetSign(),\r
1092 esdTrack->GetITSClusterMap(), \r
1093 pid,\r
1094 primary,\r
1095 kTRUE, // check if this is right\r
1096 vtx->UsesTrack(esdTrack->GetID()),\r
1097 AliAODTrack::kPrimary, \r
1098 selectInfo)\r
1099 );\r
f2f21b24 1100 aodTrack->SetTPCClusterMap(esdTrack->GetTPCClusterMap());\r
1101 aodTrack->SetTPCSharedMap (esdTrack->GetTPCSharedMap());\r
40a060e5 1102 aodTrack->SetChi2perNDF(Chi2perNDF(esdTrack));\r
1103\r
f7ed7e88 1104 aodTrackRefs->AddAt(aodTrack, nTrack);\r
f2f21b24 1105\r
f7ed7e88 1106 \r
1107 if (esdTrack->GetSign() > 0) nPosTracks++;\r
1108 aodTrack->SetFlags(esdTrack->GetStatus());\r
1109 aodTrack->ConvertAliPIDtoAODPID();\r
1110 SetAODPID(esdTrack,aodTrack,detpid,timezero,esd->GetMagneticField());\r
1111 } // end of loop on tracks\r
1112 \r
1113 // Update number of AOD tracks in header at the end of track loop (M.G.)\r
1114 header->SetRefMultiplicity(jTracks);\r
1115 header->SetRefMultiplicityPos(nPosTracks);\r
1116 header->SetRefMultiplicityNeg(jTracks - nPosTracks);\r
1117 if (fDebug > 0) \r
1118 printf(" NAODTRACKS=%d NPOS=%d NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks);\r
1119 // Do not shrink the array of tracks - other filters may add to it (M.G)\r
1120 // tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks\r
1121 \r
1122 // Access to the AOD container of PMD clusters\r
1123 TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters());\r
1124 Int_t jPmdClusters=0;\r
1125 \r
1126 for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) {\r
1127 // file pmd clusters, to be revised!\r
1128 AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd);\r
1129 Int_t nLabel = 0;\r
1130 Int_t *label = 0x0;\r
1131 Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()};\r
1132 Double_t pidPmd[13] = { 0.}; // to be revised!\r
1133 // type not set!\r
1134 // assoc cluster not set\r
1135 new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd);\r
1136 }\r
1137\r
1138 // Access to the AOD container of clusters\r
1139 TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters());\r
1140 Int_t jClusters=0;\r
1141 \r
1142 for (Int_t iClust=0; iClust<nCaloClus; ++iClust) {\r
1143\r
1144 AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);\r
1145\r
1146 Int_t id = cluster->GetID();\r
1147 Int_t nLabel = cluster->GetNLabels();\r
1148 TArrayI* labels = cluster->GetLabels();\r
1149 Int_t *label = 0;\r
1150 if (labels){\r
1151 label = (cluster->GetLabels())->GetArray();\r
1152 for(int i = 0;i < labels->GetSize();++i){\r
1153 if(mcH)mcH->SelectParticle(label[i]);\r
1154 }\r
1155 } \r
1156\r
1157 Float_t energy = cluster->E();\r
1158 cluster->GetPosition(posF);\r
1159 Char_t ttype = AliAODCluster::kUndef; \r
1160\r
1161 if (cluster->GetClusterType() == AliESDCaloCluster::kPHOSCluster) {\r
1162 ttype=AliAODCluster::kPHOSNeutral;\r
1163 } \r
1164 else if (cluster->GetClusterType() == AliESDCaloCluster::kEMCALClusterv1) {\r
1165 ttype = AliAODCluster::kEMCALClusterv1;\r
1166 }\r
1167\r
1168 \r
1169 AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id,\r
1170 nLabel,\r
1171 label,\r
1172 energy,\r
1173 posF,\r
1174 NULL,\r
1175 ttype);\r
1176 \r
1177 caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(),\r
1178 cluster->GetClusterDisp(),\r
1179 cluster->GetM20(), cluster->GetM02(),\r
1180 cluster->GetEmcCpvDistance(), \r
1181 cluster->GetNExMax(),cluster->GetTOF()) ;\r
1182\r
1183 caloCluster->SetPIDFromESD(cluster->GetPid());\r
1184 caloCluster->SetNCells(cluster->GetNCells());\r
1185 caloCluster->SetCellsAbsId(cluster->GetCellsAbsId());\r
1186 caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction());\r
1187\r
1188 TArrayI* matchedT = cluster->GetTracksMatched();\r
1189 if (nTracks>0 && matchedT && cluster->GetTrackMatched() >= 0) { \r
1190 for (Int_t im = 0; im < matchedT->GetSize(); im++) {\r
1191 Int_t iESDtrack = matchedT->At(im);;\r
1192 if (aodTrackRefs->At(iESDtrack) != 0) {\r
1193 caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack));\r
1194 }\r
1195 }\r
1196 }\r
1197 \r
1198 } \r
1199 caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters \r
1200 // end of loop on calo clusters\r
1201\r
1202 // fill EMCAL cell info\r
1203 if (esd->GetEMCALCells()) { // protection against missing ESD information\r
1204 AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells());\r
1205 Int_t nEMcell = esdEMcells.GetNumberOfCells() ;\r
1206 \r
1207 AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells());\r
1208 aodEMcells.CreateContainer(nEMcell);\r
1209 aodEMcells.SetType(AliAODCaloCells::kEMCAL);\r
1210 for (Int_t iCell = 0; iCell < nEMcell; iCell++) { \r
1211 aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell));\r
1212 }\r
1213 aodEMcells.Sort();\r
1214 }\r
1215\r
1216 // fill PHOS cell info\r
1217 if (esd->GetPHOSCells()) { // protection against missing ESD information\r
1218 AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells());\r
1219 Int_t nPHcell = esdPHcells.GetNumberOfCells() ;\r
1220 \r
1221 AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells());\r
1222 aodPHcells.CreateContainer(nPHcell);\r
1223 aodPHcells.SetType(AliAODCaloCells::kPHOS);\r
1224 for (Int_t iCell = 0; iCell < nPHcell; iCell++) { \r
1225 aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell));\r
1226 }\r
1227 aodPHcells.Sort();\r
1228 }\r
1229\r
1230 // tracklets \r
1231 AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets());\r
1232 const AliMultiplicity *mult = esd->GetMultiplicity();\r
1233 if (mult) {\r
1234 if (mult->GetNumberOfTracklets()>0) {\r
1235 SPDTracklets.CreateContainer(mult->GetNumberOfTracklets());\r
1236\r
1237 for (Int_t n=0; n<mult->GetNumberOfTracklets(); n++) {\r
1238 if(mcH){\r
1239 mcH->SelectParticle(mult->GetLabel(n, 0));\r
1240 mcH->SelectParticle(mult->GetLabel(n, 1));\r
1241 }\r
1242 SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1));\r
1243 }\r
1244 }\r
1245 } else {\r
1246 //Printf("ERROR: AliMultiplicity could not be retrieved from ESD");\r
1247 }\r
1248\r
1249 delete [] usedKink;\r
1250 delete [] usedV0;\r
1251 delete [] usedTrack; \r
1252 delete aodV0Refs;\r
1253 delete aodV0VtxRefs;\r
1254 delete aodTrackRefs;\r
1255\r
1256 return;\r
1257}\r
1258\r
1259\r
1260void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero, Double_t bfield)\r
1261{\r
1262 //\r
1263 // Setter for the raw PID detector signals\r
1264 //\r
1265\r
1266 // Save PID object for candidate electrons\r
1267 Bool_t pidSave = kFALSE;\r
1268 if (fTrackFilter) {\r
0c6c629b 1269 Bool_t selectInfo = fTrackFilter->IsSelected((char*) "Electrons");\r
f7ed7e88 1270 if (selectInfo) pidSave = kTRUE;\r
1271 }\r
1272\r
1273\r
1274 // Tracks passing pt cut \r
1275 if(esdtrack->Pt()>fHighPthreshold) {\r
1276 pidSave = kTRUE;\r
1277 } else {\r
1278 if(fPtshape){\r
1279 if(esdtrack->Pt()> fPtshape->GetXmin()){\r
1280 Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold);\r
1281 if(gRandom->Rndm(0)<1./y){\r
1282 pidSave = kTRUE;\r
1283 }//end rndm\r
1284 }//end if p < pmin\r
1285 }//end if p function\r
1286 }// end else\r
1287\r
1288 if (pidSave) {\r
6ece2430 1289 if(!aodtrack->GetDetPid()){// prevent memory leak when calling SetAODPID twice for the same track\r
f7ed7e88 1290 detpid = new AliAODPid();\r
1291 SetDetectorRawSignals(detpid,esdtrack,timezero, bfield);\r
1292 aodtrack->SetDetPID(detpid);\r
6ece2430 1293 }\r
f7ed7e88 1294 }\r
1295}\r
1296\r
1297void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero, Double_t bfield)\r
1298{\r
1299//\r
1300//assignment of the detector signals (AliXXXesdPID inspired)\r
1301//\r
1302 if(!track){\r
1303 AliInfo("no ESD track found. .....exiting");\r
1304 return;\r
1305 }\r
febefa51 1306 // TPC momentum\r
1307 const AliExternalTrackParam *in=track->GetInnerParam();\r
1308 if (in) {\r
1309 aodpid->SetTPCmomentum(in->GetP());\r
1310 }else{\r
1311 aodpid->SetTPCmomentum(-1.);\r
1312 }\r
1313\r
f7ed7e88 1314\r
1315 aodpid->SetITSsignal(track->GetITSsignal());\r
1316 aodpid->SetTPCsignal(track->GetTPCsignal());\r
f7ed7e88 1317\r
febefa51 1318 //n TRD planes = 6\r
f7ed7e88 1319 Int_t nslices = track->GetNumberOfTRDslices()*6;\r
1320 Double_t *trdslices = new Double_t[nslices];\r
1321 for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) {\r
febefa51 1322 for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl);\r
1323 }\r
1324 \r
1325//TRD momentum\r
1326 for(Int_t iPl=0;iPl<6;iPl++){\r
1327 Double_t trdmom=track->GetTRDmomentum(iPl);\r
1328 aodpid->SetTRDmomentum(iPl,trdmom);\r
1329 }\r
f7ed7e88 1330\r
1331 aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices);\r
1332 Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times);\r
1333 aodpid->SetIntegratedTimes(times);\r
1334\r
1335 aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed\r
1336 aodpid->SetHMPIDsignal(track->GetHMPIDsignal());\r
1337\r
1338 //Extrapolate track to EMCAL surface for AOD-level track-cluster matching\r
1339 Double_t emcpos[3] = {0.,0.,0.};\r
1340 Double_t emcmom[3] = {0.,0.,0.};\r
1341 aodpid->SetEMCALPosition(emcpos);\r
1342 aodpid->SetEMCALMomentum(emcmom);\r
1343\r
1344 AliExternalTrackParam *outerparam = (AliExternalTrackParam*)track->GetOuterParam();\r
1345 if(!outerparam) return;\r
1346\r
1347 //To be replaced by call to AliEMCALGeoUtils when the class becomes available\r
1348 Double_t radius = 441.0; //[cm] EMCAL radius +13cm\r
1349\r
1350 Bool_t okpos = outerparam->GetXYZAt(radius,bfield,emcpos);\r
1351 Bool_t okmom = outerparam->GetPxPyPzAt(radius,bfield,emcmom);\r
1352 if(!(okpos && okmom)) return;\r
1353\r
1354 aodpid->SetEMCALPosition(emcpos);\r
1355 aodpid->SetEMCALMomentum(emcmom);\r
1356\r
1357}\r
1358\r
40a060e5 1359Double_t AliAnalysisTaskESDfilter::Chi2perNDF(AliESDtrack* track)\r
1360{\r
1361 // Calculate chi2 per ndf for track\r
1362 Int_t nClustersTPC = track->GetTPCNcls();\r
1363\r
1364 if ( nClustersTPC > 5) {\r
1365 return (track->GetTPCchi2()/Float_t(nClustersTPC - 5));\r
1366 } else {\r
1367 return (-1.);\r
1368 }\r
1369 }\r
1370\r
1371\r
1372\r
f7ed7e88 1373void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/)\r
1374{\r
1375// Terminate analysis\r
1376//\r
1377 if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n");\r
1378}\r
1379\r
1380void AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){\r
1381 if(!pStack)return;\r
1382 label = TMath::Abs(label);\r
1383 TParticle *part = pStack->Particle(label);\r
1384 Printf("########################");\r
1385 Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P());\r
1386 part->Print();\r
1387 TParticle* mother = part;\r
1388 Int_t imo = part->GetFirstMother();\r
1389 Int_t nprim = pStack->GetNprimary();\r
1390 // while((imo >= nprim) && (mother->GetUniqueID() == 4)) {\r
1391 while((imo >= nprim)) {\r
1392 mother = pStack->Particle(imo);\r
1393 Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P());\r
1394 mother->Print();\r
1395 imo = mother->GetFirstMother();\r
1396 }\r
1397 Printf("########################");\r
1398}\r