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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
19d55689 271 \r
91bad62d 272 if (!strcmp(vtx->GetTitle(), "vertexer: 3D")) primary->SetNContributors(vtx->GetNContributors());\r
f7ed7e88 273\r
274 if (fDebug > 0) primary->Print();\r
275\r
276 // Create vertices starting from the most complex objects\r
277 Double_t chi2 = 0.;\r
278 \r
279 // Cascades (Modified by A.Maire - February 2009)\r
280 for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {\r
281\r
282 if (fDebug > 1) \r
283 printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades);\r
284\r
285 // 0- Preparation\r
286 //\r
287 AliESDcascade *esdCascade = esd->GetCascade(nCascade);\r
288 Int_t idxPosFromV0Dghter = esdCascade->GetPindex();\r
289 Int_t idxNegFromV0Dghter = esdCascade->GetNindex();\r
290 Int_t idxBachFromCascade = esdCascade->GetBindex();\r
291 \r
292 AliESDtrack *esdCascadePos = esd->GetTrack( idxPosFromV0Dghter);\r
293 AliESDtrack *esdCascadeNeg = esd->GetTrack( idxNegFromV0Dghter);\r
294 AliESDtrack *esdCascadeBach = esd->GetTrack( idxBachFromCascade);\r
295\r
296 // Identification of the V0 within the esdCascade (via both daughter track indices)\r
297 AliESDv0 * currentV0 = 0x0;\r
298 Int_t idxV0FromCascade = -1;\r
299 \r
300 for (Int_t iV0=0; iV0<nV0s; ++iV0) {\r
301 \r
302 currentV0 = esd->GetV0(iV0);\r
303 Int_t posCurrentV0 = currentV0->GetPindex();\r
304 Int_t negCurrentV0 = currentV0->GetNindex();\r
305 \r
306 if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) {\r
307 idxV0FromCascade = iV0;\r
308 break;\r
309 }\r
310 }\r
311\r
312 if(idxV0FromCascade < 0){\r
313 printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n");\r
314 continue;\r
315 }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds"\r
316\r
317 if (fDebug > 1) \r
318 printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s);\r
319\r
320 AliESDv0 *esdV0FromCascade = esd->GetV0(idxV0FromCascade);\r
321 \r
322\r
323 // 1 - Cascade selection \r
324 \r
325 // AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
326 // TList cascadeObjects;\r
327 // cascadeObjects.AddAt(esdV0FromCascade, 0);\r
328 // cascadeObjects.AddAt(esdCascadePos, 1);\r
329 // cascadeObjects.AddAt(esdCascadeNeg, 2);\r
330 // cascadeObjects.AddAt(esdCascade, 3);\r
331 // cascadeObjects.AddAt(esdCascadeBach, 4);\r
332 // cascadeObjects.AddAt(esdPrimVtx, 5);\r
333 // \r
334 // UInt_t selectCascade = 0;\r
335 // if (fCascadeFilter) {\r
336 // // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); \r
337 // // FIXME AliESDCascadeCuts to be implemented ...\r
338 // \r
339 // // Here we may encounter a moot point at the V0 level \r
340 // // between the cascade selections and the V0 ones :\r
341 // // the V0 selected along with the cascade (secondary V0) may \r
342 // // usually be removed from the dedicated V0 selections (prim V0) ...\r
343 // // -> To be discussed !\r
344 // \r
345 // // this is a little awkward but otherwise the \r
346 // // list wants to access the pointer (delete it) \r
347 // // again when going out of scope\r
348 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
349 // esdPrimVtx = 0;\r
350 // if (!selectCascade) \r
351 // continue;\r
352 // }\r
353 // else{\r
354 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
355 // esdPrimVtx = 0;\r
356 // }\r
357\r
358 // 2 - Add the cascade vertex\r
359 \r
360 esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]);\r
361 esdCascade->GetPosCovXi(covVtx);\r
362 chi2 = esdCascade->GetChi2Xi(); \r
363 \r
364 AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos,\r
365 covVtx,\r
366 chi2, // FIXME = Chi2/NDF will be needed\r
367 primary,\r
368 nCascade, // id\r
369 AliAODVertex::kCascade);\r
370 primary->AddDaughter(vCascade);\r
371\r
372 if (fDebug > 2) {\r
373 printf("---- Cascade / Cascade Vertex (AOD) : \n");\r
374 vCascade->Print();\r
375 }\r
376\r
377\r
378 // 3 - Add the bachelor track from the cascade\r
379 \r
380 if (!usedTrack[idxBachFromCascade]) {\r
381\r
382 esdCascadeBach->GetPxPyPz(momBach);\r
383 esdCascadeBach->GetXYZ(pos);\r
384 esdCascadeBach->GetCovarianceXYZPxPyPz(covTr);\r
385 esdCascadeBach->GetESDpid(pid);\r
386\r
387 usedTrack[idxBachFromCascade] = kTRUE;\r
388 UInt_t selectInfo = 0;\r
9eeae5d5 389 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach);\r
f7ed7e88 390 if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel());\r
391 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(),\r
392 esdCascadeBach->GetLabel(), \r
393 momBach, \r
394 kTRUE,\r
395 pos,\r
396 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
397 covTr, \r
398 (Short_t)esdCascadeBach->GetSign(),\r
399 esdCascadeBach->GetITSClusterMap(), \r
400 pid,\r
401 vCascade,\r
402 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
403 vtx->UsesTrack(esdCascadeBach->GetID()),\r
404 AliAODTrack::kSecondary,\r
405 selectInfo);\r
f2f21b24 406 aodTrack->SetTPCClusterMap(esdCascadeBach->GetTPCClusterMap());\r
407 aodTrack->SetTPCSharedMap (esdCascadeBach->GetTPCSharedMap());\r
f7ed7e88 408 aodTrackRefs->AddAt(aodTrack,idxBachFromCascade);\r
f2f21b24 409 \r
f7ed7e88 410 if (esdCascadeBach->GetSign() > 0) nPosTracks++;\r
411 aodTrack->ConvertAliPIDtoAODPID();\r
412 aodTrack->SetFlags(esdCascadeBach->GetStatus());\r
413 SetAODPID(esdCascadeBach,aodTrack,detpid,timezero,esd->GetMagneticField());\r
414 }\r
415 else {\r
416 aodTrack = dynamic_cast<AliAODTrack*>( aodTrackRefs->At(idxBachFromCascade) );\r
417 }\r
418\r
419 vCascade->AddDaughter(aodTrack);\r
420\r
421 if (fDebug > 4) {\r
422 printf("---- Cascade / bach dghter : \n");\r
423 aodTrack->Print();\r
424 }\r
425 \r
426\r
427 // 4 - Add the V0 from the cascade. \r
428 // = V0vtx + both pos and neg daughter tracks + the aodV0 itself\r
429 //\r
430\r
431 if ( !usedV0[idxV0FromCascade] ) {\r
432 // 4.A - if VO structure hasn't been created yet\r
433 \r
434 // 4.A.1 - Create the V0 vertex of the cascade\r
435 \r
436 esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]);\r
437 esdV0FromCascade->GetPosCov(covVtx);\r
438 chi2 = esdV0FromCascade->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 ?\r
439 \r
440 vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,\r
441 covVtx,\r
442 chi2,\r
443 vCascade,\r
444 idxV0FromCascade, //id of ESDv0\r
445 AliAODVertex::kV0);\r
446 // Note:\r
447 // one V0 can be used by several cascades.\r
448 // So, one AOD V0 vtx can have several parent vtx.\r
449 // This is not directly allowed by AliAODvertex.\r
450 // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash\r
451 // but to a problem of consistency within AODEvent.\r
452 // -> See below paragraph 4.B, for the proposed treatment of such a case.\r
453\r
454 // Add the vV0FromCascade to the aodVOVtxRefs\r
455 aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade);\r
456 \r
457 \r
458 // 4.A.2 - Add the positive tracks from the V0\r
459 \r
460 esdCascadePos->GetPxPyPz(momPos);\r
461 esdCascadePos->GetXYZ(pos);\r
462 esdCascadePos->GetCovarianceXYZPxPyPz(covTr);\r
463 esdCascadePos->GetESDpid(pid);\r
464 \r
465 \r
466 if (!usedTrack[idxPosFromV0Dghter]) {\r
467 usedTrack[idxPosFromV0Dghter] = kTRUE;\r
468 \r
469 UInt_t selectInfo = 0;\r
9eeae5d5 470 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos);\r
f7ed7e88 471 if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel());\r
472 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadePos->GetID(),\r
473 esdCascadePos->GetLabel(), \r
474 momPos, \r
475 kTRUE,\r
476 pos,\r
477 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
478 covTr, \r
479 (Short_t)esdCascadePos->GetSign(),\r
480 esdCascadePos->GetITSClusterMap(), \r
481 pid,\r
482 vV0FromCascade,\r
483 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
484 vtx->UsesTrack(esdCascadePos->GetID()),\r
485 AliAODTrack::kSecondary,\r
486 selectInfo);\r
f2f21b24 487 aodTrack->SetTPCClusterMap(esdCascadePos->GetTPCClusterMap());\r
488 aodTrack->SetTPCSharedMap (esdCascadePos->GetTPCSharedMap());\r
f7ed7e88 489 aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter);\r
490 \r
491 if (esdCascadePos->GetSign() > 0) nPosTracks++;\r
492 aodTrack->ConvertAliPIDtoAODPID();\r
493 aodTrack->SetFlags(esdCascadePos->GetStatus());\r
494 SetAODPID(esdCascadePos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
495 }\r
496 else {\r
497 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxPosFromV0Dghter));\r
498 }\r
499 vV0FromCascade->AddDaughter(aodTrack);\r
500 \r
501 \r
502 // 4.A.3 - Add the negative tracks from the V0\r
503 \r
504 esdCascadeNeg->GetPxPyPz(momNeg);\r
505 esdCascadeNeg->GetXYZ(pos);\r
506 esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr);\r
507 esdCascadeNeg->GetESDpid(pid);\r
508 \r
509 \r
510 if (!usedTrack[idxNegFromV0Dghter]) {\r
511 usedTrack[idxNegFromV0Dghter] = kTRUE;\r
512 \r
513 UInt_t selectInfo = 0;\r
9eeae5d5 514 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg);\r
f7ed7e88 515 if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel());\r
516 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadeNeg->GetID(),\r
517 esdCascadeNeg->GetLabel(),\r
518 momNeg,\r
519 kTRUE,\r
520 pos,\r
521 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
522 covTr, \r
523 (Short_t)esdCascadeNeg->GetSign(),\r
524 esdCascadeNeg->GetITSClusterMap(), \r
525 pid,\r
526 vV0FromCascade,\r
527 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
528 vtx->UsesTrack(esdCascadeNeg->GetID()),\r
529 AliAODTrack::kSecondary,\r
530 selectInfo);\r
f2f21b24 531 aodTrack->SetTPCClusterMap(esdCascadeNeg->GetTPCClusterMap());\r
532 aodTrack->SetTPCSharedMap (esdCascadeNeg->GetTPCSharedMap());\r
f7ed7e88 533 aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter);\r
534 \r
535 if (esdCascadeNeg->GetSign() > 0) nPosTracks++;\r
536 aodTrack->ConvertAliPIDtoAODPID();\r
537 aodTrack->SetFlags(esdCascadeNeg->GetStatus());\r
538 SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
539 }\r
540 else {\r
541 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxNegFromV0Dghter));\r
542 }\r
543 \r
544 vV0FromCascade->AddDaughter(aodTrack);\r
545 \r
546 \r
547 // 4.A.4 - Add the V0 from cascade to the V0 array\r
548\r
549 Double_t dcaV0Daughters = esdV0FromCascade->GetDcaV0Daughters();\r
550 Double_t dcaV0ToPrimVertex = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(),\r
551 esd->GetPrimaryVertex()->GetY(),\r
552 esd->GetPrimaryVertex()->GetZ() );\r
553 esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); \r
554 esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); \r
555 \r
556 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
557 dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD( esd->GetPrimaryVertex()->GetX(),\r
558 esd->GetPrimaryVertex()->GetY(),\r
559 esd->GetMagneticField()) );\r
560 dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD( esd->GetPrimaryVertex()->GetX(),\r
561 esd->GetPrimaryVertex()->GetY(),\r
562 esd->GetMagneticField()) );\r
563 \r
564 aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, \r
565 dcaV0Daughters,\r
566 dcaV0ToPrimVertex, \r
567 momPosAtV0vtx, \r
568 momNegAtV0vtx, \r
569 dcaDaughterToPrimVertex); \r
570 // set the aod v0 on-the-fly status\r
571 aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus());\r
572\r
573 // Add the aodV0 to the aodVORefs\r
574 aodV0Refs->AddAt(aodV0,idxV0FromCascade);\r
575 \r
576 usedV0[idxV0FromCascade] = kTRUE;\r
577\r
578 } else { \r
579 // 4.B - if V0 structure already used\r
580\r
581 // Note :\r
582 // one V0 can be used by several cascades (frequent in PbPb evts) : \r
583 // same V0 which used but attached to different bachelor tracks\r
584 // -> aodVORefs and aodV0VtxRefs are needed.\r
585 // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array.\r
586 \r
587 vV0FromCascade = dynamic_cast<AliAODVertex*>( aodV0VtxRefs->At(idxV0FromCascade) );\r
588 aodV0 = dynamic_cast<AliAODv0*> ( aodV0Refs ->At(idxV0FromCascade) );\r
589 \r
590 // - Treatment of the parent for such a "re-used" V0 :\r
591 // Insert the cascade that reuses the V0 vertex in the lineage chain\r
592 // Before : vV0 -> vCascade1 -> vPrimary\r
593 // - Hyp : cascade2 uses the same V0 as cascade1\r
594 // After : vV0 -> vCascade2 -> vCascade1 -> vPrimary\r
595 \r
596 AliAODVertex *vCascadePreviousParent = dynamic_cast<AliAODVertex*> (vV0FromCascade->GetParent());\r
597 vV0FromCascade->SetParent(vCascade);\r
598 vCascade ->SetParent(vCascadePreviousParent);\r
599\r
600 if(fDebug > 2) \r
601 printf("---- Cascade / Lineage insertion\n"\r
602 "Parent of V0 vtx = Cascade vtx %p\n"\r
603 "Parent of the cascade vtx = Cascade vtx %p\n"\r
604 "Parent of the parent cascade vtx = Cascade vtx %p\n", \r
605 static_cast<void*> (vV0FromCascade->GetParent()),\r
606 static_cast<void*> (vCascade->GetParent()),\r
607 static_cast<void*> (vCascadePreviousParent->GetParent()) );\r
608 \r
609 }// end if V0 structure already used\r
610\r
611 if (fDebug > 2) {\r
612 printf("---- Cascade / V0 vertex: \n");\r
613 vV0FromCascade->Print();\r
614 }\r
615\r
616 if (fDebug > 4) {\r
617 printf("---- Cascade / pos dghter : \n");\r
618 aodTrack->Print();\r
619 printf("---- Cascade / neg dghter : \n");\r
620 aodTrack->Print();\r
621 printf("---- Cascade / aodV0 : \n");\r
622 aodV0->Print();\r
623 }\r
624\r
625 // In any case (used V0 or not), add the V0 vertex to the cascade one.\r
626 vCascade->AddDaughter(vV0FromCascade); \r
627 \r
628 \r
629 // 5 - Add the primary track of the cascade (if any)\r
630\r
631\r
632 // 6 - Add the cascade to the AOD array of cascades\r
633\r
634 Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(),\r
635 esd->GetPrimaryVertex()->GetY(),\r
636 esd->GetMagneticField()) );\r
637\r
638 esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[2]);\r
639\r
640 aodCascade = new(cascades[jCascades++]) AliAODcascade( vCascade,\r
641 esdCascade->Charge(),\r
642 esdCascade->GetDcaXiDaughters(),\r
643 -999.,\r
644 // DCAXiToPrimVtx -> needs to be calculated ----|\r
645 // doesn't exist at ESD level;\r
646 // See AODcascade::DcaXiToPrimVertex(Double, Double, Double)\r
647 dcaBachToPrimVertexXY,\r
648 momBachAtCascadeVtx,\r
649 *aodV0);\r
650 \r
651 if (fDebug > 3) {\r
652 printf("---- Cascade / AOD cascade : \n\n");\r
653 aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ());\r
654 }\r
655\r
656 } // end of the loop on cascades\r
657\r
658 cascades.Expand(jCascades);\r
659\r
660\r
661 //\r
662 // V0s\r
663 //\r
664 \r
665 for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {\r
666 \r
667 if (usedV0[nV0]) continue; // skip if already added to the AOD\r
668 \r
669 AliESDv0 *v0 = esd->GetV0(nV0);\r
670 Int_t posFromV0 = v0->GetPindex();\r
671 Int_t negFromV0 = v0->GetNindex();\r
672 \r
673 // V0 selection \r
674 //\r
675 AliESDVertex *esdVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
676 AliESDtrack *esdV0Pos = esd->GetTrack(posFromV0);\r
677 AliESDtrack *esdV0Neg = esd->GetTrack(negFromV0);\r
678 TList v0objects;\r
679 v0objects.AddAt(v0, 0);\r
680 v0objects.AddAt(esdV0Pos, 1);\r
681 v0objects.AddAt(esdV0Neg, 2);\r
682 v0objects.AddAt(esdVtx, 3);\r
683 UInt_t selectV0 = 0;\r
684 if (fV0Filter) {\r
9eeae5d5 685 selectV0 = fV0Filter->IsSelected(&v0objects);\r
f7ed7e88 686 // this is a little awkward but otherwise the \r
687 // list wants to access the pointer (delete it) \r
688 // again when going out of scope\r
689 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
690 esdVtx = 0;\r
691 if (!selectV0) \r
692 continue;\r
693 }\r
694 else{\r
695 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
696 esdVtx = 0;\r
697 }\r
698 \r
699 v0->GetXYZ(pos[0], pos[1], pos[2]);\r
700\r
701 if (!old) {\r
702 chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3\r
703 v0->GetPosCov(covVtx);\r
704 } else {\r
705 chi2 = -999.;\r
706 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
707 }\r
708\r
709\r
710 AliAODVertex * vV0 = \r
711 new(vertices[jVertices++]) AliAODVertex(pos,\r
712 covVtx,\r
713 chi2,\r
714 primary,\r
715 nV0,\r
716 AliAODVertex::kV0);\r
717 primary->AddDaughter(vV0);\r
718 \r
719\r
720 // Add the positive tracks from the V0\r
721 \r
722 esdV0Pos->GetPxPyPz(momPos);\r
723 esdV0Pos->GetXYZ(pos);\r
724 esdV0Pos->GetCovarianceXYZPxPyPz(covTr);\r
725 esdV0Pos->GetESDpid(pid);\r
726 \r
727 if (!usedTrack[posFromV0]) {\r
728 usedTrack[posFromV0] = kTRUE;\r
729 UInt_t selectInfo = 0;\r
9eeae5d5 730 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos);\r
f7ed7e88 731 if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel());\r
732 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(),\r
733 esdV0Pos->GetLabel(), \r
734 momPos, \r
735 kTRUE,\r
736 pos,\r
737 kFALSE,\r
738 covTr, \r
739 (Short_t)esdV0Pos->GetSign(),\r
740 esdV0Pos->GetITSClusterMap(), \r
741 pid,\r
742 vV0,\r
743 kTRUE, // check if this is right\r
744 vtx->UsesTrack(esdV0Pos->GetID()),\r
745 AliAODTrack::kSecondary,\r
746 selectInfo);\r
f2f21b24 747 aodTrack->SetTPCClusterMap(esdV0Pos->GetTPCClusterMap());\r
748 aodTrack->SetTPCSharedMap (esdV0Pos->GetTPCSharedMap());\r
f7ed7e88 749 aodTrackRefs->AddAt(aodTrack,posFromV0);\r
750 // if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt());\r
751 if (esdV0Pos->GetSign() > 0) nPosTracks++;\r
752 aodTrack->ConvertAliPIDtoAODPID();\r
753 aodTrack->SetFlags(esdV0Pos->GetStatus());\r
754 SetAODPID(esdV0Pos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
755 }\r
756 else {\r
757 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(posFromV0));\r
758 // if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt());\r
759 }\r
760 vV0->AddDaughter(aodTrack);\r
761 \r
762 // Add the negative tracks from the V0\r
763 \r
764 esdV0Neg->GetPxPyPz(momNeg);\r
765 esdV0Neg->GetXYZ(pos);\r
766 esdV0Neg->GetCovarianceXYZPxPyPz(covTr);\r
767 esdV0Neg->GetESDpid(pid);\r
768 \r
769 if (!usedTrack[negFromV0]) {\r
770 usedTrack[negFromV0] = kTRUE;\r
771 UInt_t selectInfo = 0;\r
9eeae5d5 772 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg);\r
f7ed7e88 773 if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel());\r
774 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(),\r
775 esdV0Neg->GetLabel(),\r
776 momNeg,\r
777 kTRUE,\r
778 pos,\r
779 kFALSE,\r
780 covTr, \r
781 (Short_t)esdV0Neg->GetSign(),\r
782 esdV0Neg->GetITSClusterMap(), \r
783 pid,\r
784 vV0,\r
785 kTRUE, // check if this is right\r
786 vtx->UsesTrack(esdV0Neg->GetID()),\r
787 AliAODTrack::kSecondary,\r
788 selectInfo);\r
f2f21b24 789 aodTrack->SetTPCClusterMap(esdV0Neg->GetTPCClusterMap());\r
790 aodTrack->SetTPCSharedMap (esdV0Neg->GetTPCSharedMap());\r
f7ed7e88 791 \r
792 aodTrackRefs->AddAt(aodTrack,negFromV0);\r
793 // if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt());\r
794 if (esdV0Neg->GetSign() > 0) nPosTracks++;\r
795 aodTrack->ConvertAliPIDtoAODPID();\r
796 aodTrack->SetFlags(esdV0Neg->GetStatus());\r
797 SetAODPID(esdV0Neg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
798 }\r
799 else {\r
800 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(negFromV0));\r
801 // if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt());\r
802 }\r
803 vV0->AddDaughter(aodTrack);\r
804\r
805\r
806 // Add the V0 the V0 array as well\r
807 \r
808 Double_t dcaV0Daughters = v0->GetDcaV0Daughters();\r
809 Double_t dcaV0ToPrimVertex = v0->GetD(esd->GetPrimaryVertex()->GetX(),\r
810 esd->GetPrimaryVertex()->GetY(),\r
811 esd->GetPrimaryVertex()->GetZ());\r
812 v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); \r
813 v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); \r
814 \r
815 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
816 dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD( esd->GetPrimaryVertex()->GetX(),\r
817 esd->GetPrimaryVertex()->GetY(),\r
818 esd->GetMagneticField()) );\r
819 dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD( esd->GetPrimaryVertex()->GetX(),\r
820 esd->GetPrimaryVertex()->GetY(),\r
821 esd->GetMagneticField()) );\r
822 \r
823 aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, \r
824 dcaV0Daughters,\r
825 dcaV0ToPrimVertex,\r
826 momPosAtV0vtx,\r
827 momNegAtV0vtx,\r
828 dcaDaughterToPrimVertex);\r
829\r
830 // set the aod v0 on-the-fly status\r
831 aodV0->SetOnFlyStatus(v0->GetOnFlyStatus());\r
832 }//End of loop on V0s \r
833\r
834 v0s.Expand(jV0s); \r
835\r
836 if (fDebug > 0) printf(" NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s);\r
837 // end of V0 parts\r
838\r
839\r
840 // Kinks: it is a big mess the access to the information in the kinks\r
841 // The loop is on the tracks in order to find the mother and daugther of each kink\r
842 \r
843 \r
844 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {\r
845 \r
846 AliESDtrack * esdTrack = esd->GetTrack(iTrack);\r
847 \r
848 Int_t ikink = esdTrack->GetKinkIndex(0);\r
849 \r
850 if (ikink && nKinks) {\r
851 // Negative kink index: mother, positive: daughter\r
852 \r
853 // Search for the second track of the kink\r
854 \r
855 for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {\r
856 \r
857 AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);\r
858 \r
859 Int_t jkink = esdTrack1->GetKinkIndex(0);\r
860 \r
861 if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {\r
862 \r
863 // The two tracks are from the same kink\r
864 \r
865 if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks\r
866 \r
867 Int_t imother = -1;\r
868 Int_t idaughter = -1;\r
869 \r
870 if (ikink<0 && jkink>0) {\r
871 \r
872 imother = iTrack;\r
873 idaughter = jTrack;\r
874 }\r
875 else if (ikink>0 && jkink<0) {\r
876 \r
877 imother = jTrack;\r
878 idaughter = iTrack;\r
879 }\r
880 else {\r
881// cerr << "Error: Wrong combination of kink indexes: "\r
882// << ikink << " " << jkink << endl;\r
883 continue;\r
884 }\r
885 \r
886 // Add the mother track if it passed primary track selection cuts\r
887 \r
888 AliAODTrack * mother = NULL;\r
889 \r
890 UInt_t selectInfo = 0;\r
891 if (fTrackFilter) {\r
9eeae5d5 892 selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother));\r
f7ed7e88 893 if (!selectInfo) continue;\r
894 }\r
895 \r
896 if (!usedTrack[imother]) {\r
897 \r
898 usedTrack[imother] = kTRUE;\r
899 \r
900 AliESDtrack *esdTrackM = esd->GetTrack(imother);\r
901 esdTrackM->GetPxPyPz(p);\r
902 esdTrackM->GetXYZ(pos);\r
903 esdTrackM->GetCovarianceXYZPxPyPz(covTr);\r
904 esdTrackM->GetESDpid(pid);\r
905 if(mcH)mcH->SelectParticle(esdTrackM->GetLabel());\r
906 mother = \r
907 new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(),\r
908 esdTrackM->GetLabel(),\r
909 p,\r
910 kTRUE,\r
911 pos,\r
912 kFALSE,\r
913 covTr, \r
914 (Short_t)esdTrackM->GetSign(),\r
915 esdTrackM->GetITSClusterMap(), \r
916 pid,\r
917 primary,\r
918 kTRUE, // check if this is right\r
919 vtx->UsesTrack(esdTrack->GetID()),\r
920 AliAODTrack::kPrimary,\r
921 selectInfo);\r
f2f21b24 922 mother->SetTPCClusterMap(esdTrackM->GetTPCClusterMap());\r
923 mother->SetTPCSharedMap (esdTrackM->GetTPCSharedMap());\r
f7ed7e88 924 aodTrackRefs->AddAt(mother, imother);\r
925 \r
926 if (esdTrackM->GetSign() > 0) nPosTracks++;\r
927 mother->SetFlags(esdTrackM->GetStatus());\r
928 mother->ConvertAliPIDtoAODPID();\r
929 primary->AddDaughter(mother);\r
930 mother->ConvertAliPIDtoAODPID();\r
931 SetAODPID(esdTrackM,mother,detpid,timezero,esd->GetMagneticField());\r
932 }\r
933 else {\r
934// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
935// << " track " << imother << " has already been used!" << endl;\r
936 }\r
937 \r
938 // Add the kink vertex\r
939 AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);\r
940 \r
941 AliAODVertex * vkink = \r
942 new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),\r
943 NULL,\r
944 0.,\r
945 mother,\r
946 esdTrack->GetID(), // This is the track ID of the mother's track!\r
947 AliAODVertex::kKink);\r
948 // Add the daughter track\r
949 \r
950 AliAODTrack * daughter = NULL;\r
951 \r
952 if (!usedTrack[idaughter]) {\r
953 \r
954 usedTrack[idaughter] = kTRUE;\r
955 \r
956 AliESDtrack *esdTrackD = esd->GetTrack(idaughter);\r
957 esdTrackD->GetPxPyPz(p);\r
958 esdTrackD->GetXYZ(pos);\r
959 esdTrackD->GetCovarianceXYZPxPyPz(covTr);\r
960 esdTrackD->GetESDpid(pid);\r
961 selectInfo = 0;\r
9eeae5d5 962 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD);\r
f7ed7e88 963 if(mcH)mcH->SelectParticle(esdTrackD->GetLabel());\r
964 daughter = \r
965 new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(),\r
966 esdTrackD->GetLabel(),\r
967 p,\r
968 kTRUE,\r
969 pos,\r
970 kFALSE,\r
971 covTr, \r
972 (Short_t)esdTrackD->GetSign(),\r
973 esdTrackD->GetITSClusterMap(), \r
974 pid,\r
975 vkink,\r
976 kTRUE, // check if this is right\r
977 vtx->UsesTrack(esdTrack->GetID()),\r
978 AliAODTrack::kSecondary,\r
979 selectInfo);\r
f2f21b24 980 daughter->SetTPCClusterMap(esdTrackD->GetTPCClusterMap());\r
981 daughter->SetTPCSharedMap (esdTrackD->GetTPCSharedMap());\r
f7ed7e88 982 aodTrackRefs->AddAt(daughter, idaughter);\r
983 \r
984 if (esdTrackD->GetSign() > 0) nPosTracks++;\r
985 daughter->SetFlags(esdTrackD->GetStatus());\r
986 daughter->ConvertAliPIDtoAODPID();\r
987 vkink->AddDaughter(daughter);\r
988 daughter->ConvertAliPIDtoAODPID();\r
989 SetAODPID(esdTrackD,daughter,detpid,timezero,esd->GetMagneticField());\r
990 }\r
991 else {\r
992// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
993// << " track " << idaughter << " has already been used!" << endl;\r
994 }\r
995 }\r
996 }\r
997 } \r
998 }\r
999 \r
1000 \r
1001 // Tracks (primary and orphan)\r
1002\r
1003 if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks);\r
1004 \r
1005 for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {\r
1006 \r
1007 \r
1008 if (usedTrack[nTrack]) continue;\r
1009\r
1010 AliESDtrack *esdTrack = esd->GetTrack(nTrack);\r
1011 UInt_t selectInfo = 0;\r
1012 //\r
1013 // Track selection\r
1014 if (fTrackFilter) {\r
9eeae5d5 1015 selectInfo = fTrackFilter->IsSelected(esdTrack);\r
f7ed7e88 1016 if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue;\r
1017 }\r
1018 \r
1019 //\r
1020 esdTrack->GetPxPyPz(p);\r
1021 esdTrack->GetXYZ(pos);\r
1022 esdTrack->GetCovarianceXYZPxPyPz(covTr);\r
1023 esdTrack->GetESDpid(pid);\r
1024 if(mcH)mcH->SelectParticle(esdTrack->GetLabel());\r
1025 primary->AddDaughter(aodTrack =\r
1026 new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),\r
1027 esdTrack->GetLabel(),\r
1028 p,\r
1029 kTRUE,\r
1030 pos,\r
1031 kFALSE,\r
1032 covTr, \r
1033 (Short_t)esdTrack->GetSign(),\r
1034 esdTrack->GetITSClusterMap(), \r
1035 pid,\r
1036 primary,\r
1037 kTRUE, // check if this is right\r
1038 vtx->UsesTrack(esdTrack->GetID()),\r
1039 AliAODTrack::kPrimary, \r
1040 selectInfo)\r
1041 );\r
f2f21b24 1042 aodTrack->SetTPCClusterMap(esdTrack->GetTPCClusterMap());\r
1043 aodTrack->SetTPCSharedMap (esdTrack->GetTPCSharedMap());\r
f7ed7e88 1044 aodTrackRefs->AddAt(aodTrack, nTrack);\r
f2f21b24 1045\r
f7ed7e88 1046 \r
1047 if (esdTrack->GetSign() > 0) nPosTracks++;\r
1048 aodTrack->SetFlags(esdTrack->GetStatus());\r
1049 aodTrack->ConvertAliPIDtoAODPID();\r
1050 SetAODPID(esdTrack,aodTrack,detpid,timezero,esd->GetMagneticField());\r
1051 } // end of loop on tracks\r
1052 \r
1053 // Update number of AOD tracks in header at the end of track loop (M.G.)\r
1054 header->SetRefMultiplicity(jTracks);\r
1055 header->SetRefMultiplicityPos(nPosTracks);\r
1056 header->SetRefMultiplicityNeg(jTracks - nPosTracks);\r
1057 if (fDebug > 0) \r
1058 printf(" NAODTRACKS=%d NPOS=%d NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks);\r
1059 // Do not shrink the array of tracks - other filters may add to it (M.G)\r
1060 // tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks\r
1061 \r
1062 // Access to the AOD container of PMD clusters\r
1063 TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters());\r
1064 Int_t jPmdClusters=0;\r
1065 \r
1066 for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) {\r
1067 // file pmd clusters, to be revised!\r
1068 AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd);\r
1069 Int_t nLabel = 0;\r
1070 Int_t *label = 0x0;\r
1071 Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()};\r
1072 Double_t pidPmd[13] = { 0.}; // to be revised!\r
1073 // type not set!\r
1074 // assoc cluster not set\r
1075 new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd);\r
1076 }\r
1077\r
1078 // Access to the AOD container of clusters\r
1079 TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters());\r
1080 Int_t jClusters=0;\r
1081 \r
1082 for (Int_t iClust=0; iClust<nCaloClus; ++iClust) {\r
1083\r
1084 AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);\r
1085\r
1086 Int_t id = cluster->GetID();\r
1087 Int_t nLabel = cluster->GetNLabels();\r
1088 TArrayI* labels = cluster->GetLabels();\r
1089 Int_t *label = 0;\r
1090 if (labels){\r
1091 label = (cluster->GetLabels())->GetArray();\r
1092 for(int i = 0;i < labels->GetSize();++i){\r
1093 if(mcH)mcH->SelectParticle(label[i]);\r
1094 }\r
1095 } \r
1096\r
1097 Float_t energy = cluster->E();\r
1098 cluster->GetPosition(posF);\r
1099 Char_t ttype = AliAODCluster::kUndef; \r
1100\r
1101 if (cluster->GetClusterType() == AliESDCaloCluster::kPHOSCluster) {\r
1102 ttype=AliAODCluster::kPHOSNeutral;\r
1103 } \r
1104 else if (cluster->GetClusterType() == AliESDCaloCluster::kEMCALClusterv1) {\r
1105 ttype = AliAODCluster::kEMCALClusterv1;\r
1106 }\r
1107\r
1108 \r
1109 AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id,\r
1110 nLabel,\r
1111 label,\r
1112 energy,\r
1113 posF,\r
1114 NULL,\r
1115 ttype);\r
1116 \r
1117 caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(),\r
1118 cluster->GetClusterDisp(),\r
1119 cluster->GetM20(), cluster->GetM02(),\r
1120 cluster->GetEmcCpvDistance(), \r
1121 cluster->GetNExMax(),cluster->GetTOF()) ;\r
1122\r
1123 caloCluster->SetPIDFromESD(cluster->GetPid());\r
1124 caloCluster->SetNCells(cluster->GetNCells());\r
1125 caloCluster->SetCellsAbsId(cluster->GetCellsAbsId());\r
1126 caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction());\r
1127\r
1128 TArrayI* matchedT = cluster->GetTracksMatched();\r
1129 if (nTracks>0 && matchedT && cluster->GetTrackMatched() >= 0) { \r
1130 for (Int_t im = 0; im < matchedT->GetSize(); im++) {\r
1131 Int_t iESDtrack = matchedT->At(im);;\r
1132 if (aodTrackRefs->At(iESDtrack) != 0) {\r
1133 caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack));\r
1134 }\r
1135 }\r
1136 }\r
1137 \r
1138 } \r
1139 caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters \r
1140 // end of loop on calo clusters\r
1141\r
1142 // fill EMCAL cell info\r
1143 if (esd->GetEMCALCells()) { // protection against missing ESD information\r
1144 AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells());\r
1145 Int_t nEMcell = esdEMcells.GetNumberOfCells() ;\r
1146 \r
1147 AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells());\r
1148 aodEMcells.CreateContainer(nEMcell);\r
1149 aodEMcells.SetType(AliAODCaloCells::kEMCAL);\r
1150 for (Int_t iCell = 0; iCell < nEMcell; iCell++) { \r
1151 aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell));\r
1152 }\r
1153 aodEMcells.Sort();\r
1154 }\r
1155\r
1156 // fill PHOS cell info\r
1157 if (esd->GetPHOSCells()) { // protection against missing ESD information\r
1158 AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells());\r
1159 Int_t nPHcell = esdPHcells.GetNumberOfCells() ;\r
1160 \r
1161 AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells());\r
1162 aodPHcells.CreateContainer(nPHcell);\r
1163 aodPHcells.SetType(AliAODCaloCells::kPHOS);\r
1164 for (Int_t iCell = 0; iCell < nPHcell; iCell++) { \r
1165 aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell));\r
1166 }\r
1167 aodPHcells.Sort();\r
1168 }\r
1169\r
1170 // tracklets \r
1171 AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets());\r
1172 const AliMultiplicity *mult = esd->GetMultiplicity();\r
1173 if (mult) {\r
1174 if (mult->GetNumberOfTracklets()>0) {\r
1175 SPDTracklets.CreateContainer(mult->GetNumberOfTracklets());\r
1176\r
1177 for (Int_t n=0; n<mult->GetNumberOfTracklets(); n++) {\r
1178 if(mcH){\r
1179 mcH->SelectParticle(mult->GetLabel(n, 0));\r
1180 mcH->SelectParticle(mult->GetLabel(n, 1));\r
1181 }\r
1182 SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1));\r
1183 }\r
1184 }\r
1185 } else {\r
1186 //Printf("ERROR: AliMultiplicity could not be retrieved from ESD");\r
1187 }\r
1188\r
1189 delete [] usedKink;\r
1190 delete [] usedV0;\r
1191 delete [] usedTrack; \r
1192 delete aodV0Refs;\r
1193 delete aodV0VtxRefs;\r
1194 delete aodTrackRefs;\r
1195\r
1196 return;\r
1197}\r
1198\r
1199\r
1200void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero, Double_t bfield)\r
1201{\r
1202 //\r
1203 // Setter for the raw PID detector signals\r
1204 //\r
1205\r
1206 // Save PID object for candidate electrons\r
1207 Bool_t pidSave = kFALSE;\r
1208 if (fTrackFilter) {\r
1209 Bool_t selectInfo = fTrackFilter->IsSelected("Electrons");\r
1210 if (selectInfo) pidSave = kTRUE;\r
1211 }\r
1212\r
1213\r
1214 // Tracks passing pt cut \r
1215 if(esdtrack->Pt()>fHighPthreshold) {\r
1216 pidSave = kTRUE;\r
1217 } else {\r
1218 if(fPtshape){\r
1219 if(esdtrack->Pt()> fPtshape->GetXmin()){\r
1220 Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold);\r
1221 if(gRandom->Rndm(0)<1./y){\r
1222 pidSave = kTRUE;\r
1223 }//end rndm\r
1224 }//end if p < pmin\r
1225 }//end if p function\r
1226 }// end else\r
1227\r
1228 if (pidSave) {\r
6ece2430 1229 if(!aodtrack->GetDetPid()){// prevent memory leak when calling SetAODPID twice for the same track\r
f7ed7e88 1230 detpid = new AliAODPid();\r
1231 SetDetectorRawSignals(detpid,esdtrack,timezero, bfield);\r
1232 aodtrack->SetDetPID(detpid);\r
6ece2430 1233 }\r
f7ed7e88 1234 }\r
1235}\r
1236\r
1237void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero, Double_t bfield)\r
1238{\r
1239//\r
1240//assignment of the detector signals (AliXXXesdPID inspired)\r
1241//\r
1242 if(!track){\r
1243 AliInfo("no ESD track found. .....exiting");\r
1244 return;\r
1245 }\r
febefa51 1246 // TPC momentum\r
1247 const AliExternalTrackParam *in=track->GetInnerParam();\r
1248 if (in) {\r
1249 aodpid->SetTPCmomentum(in->GetP());\r
1250 }else{\r
1251 aodpid->SetTPCmomentum(-1.);\r
1252 }\r
1253\r
f7ed7e88 1254\r
1255 aodpid->SetITSsignal(track->GetITSsignal());\r
1256 aodpid->SetTPCsignal(track->GetTPCsignal());\r
f7ed7e88 1257\r
febefa51 1258 //n TRD planes = 6\r
f7ed7e88 1259 Int_t nslices = track->GetNumberOfTRDslices()*6;\r
1260 Double_t *trdslices = new Double_t[nslices];\r
1261 for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) {\r
febefa51 1262 for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl);\r
1263 }\r
1264 \r
1265//TRD momentum\r
1266 for(Int_t iPl=0;iPl<6;iPl++){\r
1267 Double_t trdmom=track->GetTRDmomentum(iPl);\r
1268 aodpid->SetTRDmomentum(iPl,trdmom);\r
1269 }\r
f7ed7e88 1270\r
1271 aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices);\r
1272 Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times);\r
1273 aodpid->SetIntegratedTimes(times);\r
1274\r
1275 aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed\r
1276 aodpid->SetHMPIDsignal(track->GetHMPIDsignal());\r
1277\r
1278 //Extrapolate track to EMCAL surface for AOD-level track-cluster matching\r
1279 Double_t emcpos[3] = {0.,0.,0.};\r
1280 Double_t emcmom[3] = {0.,0.,0.};\r
1281 aodpid->SetEMCALPosition(emcpos);\r
1282 aodpid->SetEMCALMomentum(emcmom);\r
1283\r
1284 AliExternalTrackParam *outerparam = (AliExternalTrackParam*)track->GetOuterParam();\r
1285 if(!outerparam) return;\r
1286\r
1287 //To be replaced by call to AliEMCALGeoUtils when the class becomes available\r
1288 Double_t radius = 441.0; //[cm] EMCAL radius +13cm\r
1289\r
1290 Bool_t okpos = outerparam->GetXYZAt(radius,bfield,emcpos);\r
1291 Bool_t okmom = outerparam->GetPxPyPzAt(radius,bfield,emcmom);\r
1292 if(!(okpos && okmom)) return;\r
1293\r
1294 aodpid->SetEMCALPosition(emcpos);\r
1295 aodpid->SetEMCALMomentum(emcmom);\r
1296\r
1297}\r
1298\r
1299void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/)\r
1300{\r
1301// Terminate analysis\r
1302//\r
1303 if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n");\r
1304}\r
1305\r
1306void AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){\r
1307 if(!pStack)return;\r
1308 label = TMath::Abs(label);\r
1309 TParticle *part = pStack->Particle(label);\r
1310 Printf("########################");\r
1311 Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P());\r
1312 part->Print();\r
1313 TParticle* mother = part;\r
1314 Int_t imo = part->GetFirstMother();\r
1315 Int_t nprim = pStack->GetNprimary();\r
1316 // while((imo >= nprim) && (mother->GetUniqueID() == 4)) {\r
1317 while((imo >= nprim)) {\r
1318 mother = pStack->Particle(imo);\r
1319 Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P());\r
1320 mother->Print();\r
1321 imo = mother->GetFirstMother();\r
1322 }\r
1323 Printf("########################");\r
1324}\r