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