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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
28#include "AliStack.h"\r
29#include "AliAODEvent.h"\r
30#include "AliMCEvent.h"\r
31#include "AliMCEventHandler.h"\r
32#include "AliESDInputHandler.h"\r
33#include "AliAODHandler.h"\r
34#include "AliAODMCParticle.h"\r
35#include "AliAnalysisFilter.h"\r
36#include "AliESDMuonTrack.h"\r
37#include "AliESDVertex.h"\r
38#include "AliESDv0.h"\r
39#include "AliESDkink.h"\r
40#include "AliESDcascade.h"\r
41#include "AliESDPmdTrack.h"\r
42#include "AliESDCaloCluster.h"\r
43#include "AliESDCaloCells.h"\r
44#include "AliMultiplicity.h"\r
45#include "AliLog.h"\r
46\r
47ClassImp(AliAnalysisTaskESDfilter)\r
48\r
49////////////////////////////////////////////////////////////////////////\r
50\r
51AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter():\r
52 AliAnalysisTaskSE(),\r
53 fTrackFilter(0x0),\r
54 fKinkFilter(0x0),\r
55 fV0Filter(0x0),\r
56 fCascadeFilter(0x0),\r
57 fHighPthreshold(0),\r
58 fPtshape(0x0)\r
59{\r
60 // Default constructor\r
61}\r
62\r
63AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter(const char* name):\r
64 AliAnalysisTaskSE(name),\r
65 fTrackFilter(0x0),\r
66 fKinkFilter(0x0),\r
67 fV0Filter(0x0),\r
68 fCascadeFilter(0x0),\r
69 fHighPthreshold(0),\r
70 fPtshape(0x0)\r
71{\r
72 // Constructor\r
73}\r
74\r
75void AliAnalysisTaskESDfilter::UserCreateOutputObjects()\r
76{\r
77// Create the output container\r
78 OutputTree()->GetUserInfo()->Add(fTrackFilter);\r
79}\r
80\r
81void AliAnalysisTaskESDfilter::Init()\r
82{\r
83 // Initialization\r
84 if (fDebug > 1) AliInfo("Init() \n");\r
85 // Call configuration file\r
86}\r
87\r
88\r
89void AliAnalysisTaskESDfilter::UserExec(Option_t */*option*/)\r
90{\r
91// Execute analysis for current event\r
92//\r
93 \r
94 Long64_t ientry = Entry();\r
95 if (fDebug > 0) printf("Filter: Analysing event # %5d\n", (Int_t) ientry);\r
96 if (fHighPthreshold == 0) AliInfo("detector PID signals are stored in each track");\r
97 if (!fPtshape) AliInfo("detector PID signals are not stored below the pt threshold");\r
98\r
99 ConvertESDtoAOD();\r
100}\r
101\r
102void AliAnalysisTaskESDfilter::ConvertESDtoAOD() {\r
103 // ESD Filter analysis task executed for each event\r
104\r
105 AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent());\r
106 AliESD* old = esd->GetAliESDOld();\r
107\r
108 // Fetch Stack for debuggging if available \r
109 AliStack *pStack = 0;\r
110 AliMCEventHandler *mcH = 0;\r
111 if(MCEvent()){\r
112 pStack = MCEvent()->Stack();\r
113 mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); \r
114 }\r
115 // set arrays and pointers\r
116 Float_t posF[3];\r
117 Double_t pos[3];\r
118 Double_t p[3];\r
119 Double_t momPos[3]; \r
120 Double_t momNeg[3];\r
121 Double_t momBach[3];\r
122 Double_t momPosAtV0vtx[3];\r
123 Double_t momNegAtV0vtx[3];\r
124 Double_t momBachAtCascadeVtx[3];\r
125 Double_t covVtx[6];\r
126 Double_t covTr[21];\r
127 Double_t pid[10];\r
128\r
129 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
130 for (Int_t i = 0; i < 21; i++) covTr [i] = 0.;\r
131\r
132 \r
133 // loop over events and fill them\r
134 \r
135 // Multiplicity information needed by the header (to be revised!)\r
136 Int_t nTracks = esd->GetNumberOfTracks();\r
137 // if (fDebug > 0) printf("-------------------Bo: Number of ESD tracks %d \n",nTracks);\r
138\r
139 Int_t nPosTracks = 0;\r
140// for (Int_t iTrack = 0; iTrack < nTracks; ++iTrack) \r
141// if (esd->GetTrack(iTrack)->GetSign()> 0) nPosTracks++;\r
142 \r
143 // Update the header\r
144\r
145 AliAODHeader* header = AODEvent()->GetHeader();\r
146\r
147 header->SetRunNumber(esd->GetRunNumber());\r
148 if (old) {\r
149 header->SetBunchCrossNumber(0);\r
150 header->SetOrbitNumber(0);\r
151 header->SetPeriodNumber(0);\r
152 header->SetEventType(0);\r
153 header->SetMuonMagFieldScale(-999.); // FIXME\r
154 header->SetCentrality(-999.); // FIXME\r
155 } else {\r
156 header->SetBunchCrossNumber(esd->GetBunchCrossNumber());\r
157 header->SetOrbitNumber(esd->GetOrbitNumber());\r
158 header->SetPeriodNumber(esd->GetPeriodNumber());\r
159 header->SetEventType(esd->GetEventType());\r
160 header->SetMuonMagFieldScale(-999.); // FIXME\r
161 header->SetCentrality(-999.); // FIXME\r
162 }\r
163 \r
164 header->SetTriggerMask(esd->GetTriggerMask()); \r
165 header->SetTriggerCluster(esd->GetTriggerCluster());\r
166 header->SetMagneticField(esd->GetMagneticField());\r
167 header->SetZDCN1Energy(esd->GetZDCN1Energy());\r
168 header->SetZDCP1Energy(esd->GetZDCP1Energy());\r
169 header->SetZDCN2Energy(esd->GetZDCN2Energy());\r
170 header->SetZDCP2Energy(esd->GetZDCP2Energy());\r
171 header->SetZDCEMEnergy(esd->GetZDCEMEnergy(0),esd->GetZDCEMEnergy(1));\r
172 Float_t diamxy[2]={esd->GetDiamondX(),esd->GetDiamondY()};\r
173 Float_t diamcov[3]; esd->GetDiamondCovXY(diamcov);\r
174 header->SetDiamond(diamxy,diamcov);\r
175//\r
176//\r
177 Int_t nV0s = esd->GetNumberOfV0s();\r
178 Int_t nCascades = esd->GetNumberOfCascades();\r
179 Int_t nKinks = esd->GetNumberOfKinks();\r
180 Int_t nVertices = nV0s + nCascades /*V0 wihtin cascade already counted*/+ nKinks + 1 /* = prim. vtx*/;\r
181 Int_t nJets = 0;\r
182 Int_t nCaloClus = esd->GetNumberOfCaloClusters();\r
183 Int_t nFmdClus = 0;\r
184 Int_t nPmdClus = esd->GetNumberOfPmdTracks();\r
185 \r
186 if (fDebug > 0) \r
187 printf(" NV0=%d NCASCADES=%d NKINKS=%d\n", nV0s, nCascades, nKinks);\r
188 \r
189 AODEvent()->ResetStd(nTracks, nVertices, nV0s, nCascades, nJets, nCaloClus, nFmdClus, nPmdClus);\r
190\r
191\r
192 AliAODTrack *aodTrack = 0x0;\r
193 AliAODPid *detpid = 0x0;\r
194 Double_t timezero = 0; //TO BE FIXED\r
195 AliAODVertex *vV0FromCascade = 0x0;\r
196 AliAODv0 *aodV0 = 0x0;\r
197 AliAODcascade *aodCascade = 0x0;\r
198 \r
199 // RefArray to store the mapping between esd track number and newly created AOD-Track\r
200 TRefArray *aodTrackRefs = NULL;\r
201 if (nTracks > 0) aodTrackRefs = new TRefArray(nTracks);\r
202\r
203 // RefArray to store a mapping between esd V0 number and newly created AOD-Vertex V0\r
204 TRefArray *aodV0VtxRefs = NULL;\r
205 if (nV0s > 0) aodV0VtxRefs = new TRefArray(nV0s);\r
206\r
207 // RefArray to store the mapping between esd V0 number and newly created AOD-V0\r
208 TRefArray *aodV0Refs = NULL;\r
209 if (nV0s > 0) aodV0Refs = new TRefArray(nV0s);\r
210\r
211 \r
212\r
213\r
214\r
215 // Array to take into account the tracks already added to the AOD\r
216 Bool_t * usedTrack = NULL;\r
217 if (nTracks>0) {\r
218 usedTrack = new Bool_t[nTracks];\r
219 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;\r
220 }\r
221 // Array to take into account the V0s already added to the AOD (V0 within cascades)\r
222 Bool_t * usedV0 = NULL;\r
223 if (nV0s>0) {\r
224 usedV0 = new Bool_t[nV0s];\r
225 for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;\r
226 }\r
227 // Array to take into account the kinks already added to the AOD\r
228 Bool_t * usedKink = NULL;\r
229 if (nKinks>0) {\r
230 usedKink = new Bool_t[nKinks];\r
231 for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;\r
232 }\r
233 \r
234 // Access to the AOD container of vertices\r
235 TClonesArray &vertices = *(AODEvent()->GetVertices());\r
236 Int_t jVertices=0;\r
237 \r
238 // Access to the AOD container of tracks\r
239 TClonesArray &tracks = *(AODEvent()->GetTracks());\r
240 Int_t jTracks=0; \r
241 \r
242 // Access to the AOD container of Cascades\r
243 TClonesArray &cascades = *(AODEvent()->GetCascades());\r
244 Int_t jCascades=0;\r
245\r
246 // Access to the AOD container of V0s\r
247 TClonesArray &v0s = *(AODEvent()->GetV0s());\r
248 Int_t jV0s=0;\r
249 \r
250 // Add primary vertex. The primary tracks will be defined\r
251 // after the loops on the composite objects (V0, cascades, kinks)\r
252 const AliESDVertex *vtx = esd->GetPrimaryVertex();\r
253 \r
254 vtx->GetXYZ(pos); // position\r
255 vtx->GetCovMatrix(covVtx); //covariance matrix\r
256 \r
257 AliAODVertex * primary = new(vertices[jVertices++])\r
258 AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, -1, AliAODVertex::kPrimary);\r
259 primary->SetName(vtx->GetName());\r
260 primary->SetTitle(vtx->GetTitle());\r
261\r
262 if (fDebug > 0) primary->Print();\r
263\r
264 // Create vertices starting from the most complex objects\r
265 Double_t chi2 = 0.;\r
266 \r
267 // Cascades (Modified by A.Maire - February 2009)\r
268 for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {\r
269\r
270 if (fDebug > 1) \r
271 printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades);\r
272\r
273 // 0- Preparation\r
274 //\r
275 AliESDcascade *esdCascade = esd->GetCascade(nCascade);\r
276 Int_t idxPosFromV0Dghter = esdCascade->GetPindex();\r
277 Int_t idxNegFromV0Dghter = esdCascade->GetNindex();\r
278 Int_t idxBachFromCascade = esdCascade->GetBindex();\r
279 \r
280 AliESDtrack *esdCascadePos = esd->GetTrack( idxPosFromV0Dghter);\r
281 AliESDtrack *esdCascadeNeg = esd->GetTrack( idxNegFromV0Dghter);\r
282 AliESDtrack *esdCascadeBach = esd->GetTrack( idxBachFromCascade);\r
283\r
284 // Identification of the V0 within the esdCascade (via both daughter track indices)\r
285 AliESDv0 * currentV0 = 0x0;\r
286 Int_t idxV0FromCascade = -1;\r
287 \r
288 for (Int_t iV0=0; iV0<nV0s; ++iV0) {\r
289 \r
290 currentV0 = esd->GetV0(iV0);\r
291 Int_t posCurrentV0 = currentV0->GetPindex();\r
292 Int_t negCurrentV0 = currentV0->GetNindex();\r
293 \r
294 if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) {\r
295 idxV0FromCascade = iV0;\r
296 break;\r
297 }\r
298 }\r
299\r
300 if(idxV0FromCascade < 0){\r
301 printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n");\r
302 continue;\r
303 }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds"\r
304\r
305 if (fDebug > 1) \r
306 printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s);\r
307\r
308 AliESDv0 *esdV0FromCascade = esd->GetV0(idxV0FromCascade);\r
309 \r
310\r
311 // 1 - Cascade selection \r
312 \r
313 // AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
314 // TList cascadeObjects;\r
315 // cascadeObjects.AddAt(esdV0FromCascade, 0);\r
316 // cascadeObjects.AddAt(esdCascadePos, 1);\r
317 // cascadeObjects.AddAt(esdCascadeNeg, 2);\r
318 // cascadeObjects.AddAt(esdCascade, 3);\r
319 // cascadeObjects.AddAt(esdCascadeBach, 4);\r
320 // cascadeObjects.AddAt(esdPrimVtx, 5);\r
321 // \r
322 // UInt_t selectCascade = 0;\r
323 // if (fCascadeFilter) {\r
324 // // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); \r
325 // // FIXME AliESDCascadeCuts to be implemented ...\r
326 // \r
327 // // Here we may encounter a moot point at the V0 level \r
328 // // between the cascade selections and the V0 ones :\r
329 // // the V0 selected along with the cascade (secondary V0) may \r
330 // // usually be removed from the dedicated V0 selections (prim V0) ...\r
331 // // -> To be discussed !\r
332 // \r
333 // // this is a little awkward but otherwise the \r
334 // // list wants to access the pointer (delete it) \r
335 // // again when going out of scope\r
336 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
337 // esdPrimVtx = 0;\r
338 // if (!selectCascade) \r
339 // continue;\r
340 // }\r
341 // else{\r
342 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
343 // esdPrimVtx = 0;\r
344 // }\r
345\r
346 // 2 - Add the cascade vertex\r
347 \r
348 esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]);\r
349 esdCascade->GetPosCovXi(covVtx);\r
350 chi2 = esdCascade->GetChi2Xi(); \r
351 \r
352 AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos,\r
353 covVtx,\r
354 chi2, // FIXME = Chi2/NDF will be needed\r
355 primary,\r
356 nCascade, // id\r
357 AliAODVertex::kCascade);\r
358 primary->AddDaughter(vCascade);\r
359\r
360 if (fDebug > 2) {\r
361 printf("---- Cascade / Cascade Vertex (AOD) : \n");\r
362 vCascade->Print();\r
363 }\r
364\r
365\r
366 // 3 - Add the bachelor track from the cascade\r
367 \r
368 if (!usedTrack[idxBachFromCascade]) {\r
369\r
370 esdCascadeBach->GetPxPyPz(momBach);\r
371 esdCascadeBach->GetXYZ(pos);\r
372 esdCascadeBach->GetCovarianceXYZPxPyPz(covTr);\r
373 esdCascadeBach->GetESDpid(pid);\r
374\r
375 usedTrack[idxBachFromCascade] = kTRUE;\r
376 UInt_t selectInfo = 0;\r
377 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach);\r
378 if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel());\r
379 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(),\r
380 esdCascadeBach->GetLabel(), \r
381 momBach, \r
382 kTRUE,\r
383 pos,\r
384 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
385 covTr, \r
386 (Short_t)esdCascadeBach->GetSign(),\r
387 esdCascadeBach->GetITSClusterMap(), \r
388 pid,\r
389 vCascade,\r
390 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
391 vtx->UsesTrack(esdCascadeBach->GetID()),\r
392 AliAODTrack::kSecondary,\r
393 selectInfo);\r
394 aodTrackRefs->AddAt(aodTrack,idxBachFromCascade);\r
395 \r
396 if (esdCascadeBach->GetSign() > 0) nPosTracks++;\r
397 aodTrack->ConvertAliPIDtoAODPID();\r
398 aodTrack->SetFlags(esdCascadeBach->GetStatus());\r
399 SetAODPID(esdCascadeBach,aodTrack,detpid,timezero,esd->GetMagneticField());\r
400 }\r
401 else {\r
402 aodTrack = dynamic_cast<AliAODTrack*>( aodTrackRefs->At(idxBachFromCascade) );\r
403 }\r
404\r
405 vCascade->AddDaughter(aodTrack);\r
406\r
407 if (fDebug > 4) {\r
408 printf("---- Cascade / bach dghter : \n");\r
409 aodTrack->Print();\r
410 }\r
411 \r
412\r
413 // 4 - Add the V0 from the cascade. \r
414 // = V0vtx + both pos and neg daughter tracks + the aodV0 itself\r
415 //\r
416\r
417 if ( !usedV0[idxV0FromCascade] ) {\r
418 // 4.A - if VO structure hasn't been created yet\r
419 \r
420 // 4.A.1 - Create the V0 vertex of the cascade\r
421 \r
422 esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]);\r
423 esdV0FromCascade->GetPosCov(covVtx);\r
424 chi2 = esdV0FromCascade->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 ?\r
425 \r
426 vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,\r
427 covVtx,\r
428 chi2,\r
429 vCascade,\r
430 idxV0FromCascade, //id of ESDv0\r
431 AliAODVertex::kV0);\r
432 // Note:\r
433 // one V0 can be used by several cascades.\r
434 // So, one AOD V0 vtx can have several parent vtx.\r
435 // This is not directly allowed by AliAODvertex.\r
436 // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash\r
437 // but to a problem of consistency within AODEvent.\r
438 // -> See below paragraph 4.B, for the proposed treatment of such a case.\r
439\r
440 // Add the vV0FromCascade to the aodVOVtxRefs\r
441 aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade);\r
442 \r
443 \r
444 // 4.A.2 - Add the positive tracks from the V0\r
445 \r
446 esdCascadePos->GetPxPyPz(momPos);\r
447 esdCascadePos->GetXYZ(pos);\r
448 esdCascadePos->GetCovarianceXYZPxPyPz(covTr);\r
449 esdCascadePos->GetESDpid(pid);\r
450 \r
451 \r
452 if (!usedTrack[idxPosFromV0Dghter]) {\r
453 usedTrack[idxPosFromV0Dghter] = kTRUE;\r
454 \r
455 UInt_t selectInfo = 0;\r
456 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos);\r
457 if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel());\r
458 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadePos->GetID(),\r
459 esdCascadePos->GetLabel(), \r
460 momPos, \r
461 kTRUE,\r
462 pos,\r
463 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
464 covTr, \r
465 (Short_t)esdCascadePos->GetSign(),\r
466 esdCascadePos->GetITSClusterMap(), \r
467 pid,\r
468 vV0FromCascade,\r
469 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
470 vtx->UsesTrack(esdCascadePos->GetID()),\r
471 AliAODTrack::kSecondary,\r
472 selectInfo);\r
473 aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter);\r
474 \r
475 if (esdCascadePos->GetSign() > 0) nPosTracks++;\r
476 aodTrack->ConvertAliPIDtoAODPID();\r
477 aodTrack->SetFlags(esdCascadePos->GetStatus());\r
478 SetAODPID(esdCascadePos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
479 }\r
480 else {\r
481 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxPosFromV0Dghter));\r
482 }\r
483 vV0FromCascade->AddDaughter(aodTrack);\r
484 \r
485 \r
486 // 4.A.3 - Add the negative tracks from the V0\r
487 \r
488 esdCascadeNeg->GetPxPyPz(momNeg);\r
489 esdCascadeNeg->GetXYZ(pos);\r
490 esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr);\r
491 esdCascadeNeg->GetESDpid(pid);\r
492 \r
493 \r
494 if (!usedTrack[idxNegFromV0Dghter]) {\r
495 usedTrack[idxNegFromV0Dghter] = kTRUE;\r
496 \r
497 UInt_t selectInfo = 0;\r
498 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg);\r
499 if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel());\r
500 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadeNeg->GetID(),\r
501 esdCascadeNeg->GetLabel(),\r
502 momNeg,\r
503 kTRUE,\r
504 pos,\r
505 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
506 covTr, \r
507 (Short_t)esdCascadeNeg->GetSign(),\r
508 esdCascadeNeg->GetITSClusterMap(), \r
509 pid,\r
510 vV0FromCascade,\r
511 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
512 vtx->UsesTrack(esdCascadeNeg->GetID()),\r
513 AliAODTrack::kSecondary,\r
514 selectInfo);\r
515 \r
516 aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter);\r
517 \r
518 if (esdCascadeNeg->GetSign() > 0) nPosTracks++;\r
519 aodTrack->ConvertAliPIDtoAODPID();\r
520 aodTrack->SetFlags(esdCascadeNeg->GetStatus());\r
521 SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
522 }\r
523 else {\r
524 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxNegFromV0Dghter));\r
525 }\r
526 \r
527 vV0FromCascade->AddDaughter(aodTrack);\r
528 \r
529 \r
530 // 4.A.4 - Add the V0 from cascade to the V0 array\r
531\r
532 Double_t dcaV0Daughters = esdV0FromCascade->GetDcaV0Daughters();\r
533 Double_t dcaV0ToPrimVertex = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(),\r
534 esd->GetPrimaryVertex()->GetY(),\r
535 esd->GetPrimaryVertex()->GetZ() );\r
536 esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); \r
537 esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); \r
538 \r
539 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
540 dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD( esd->GetPrimaryVertex()->GetX(),\r
541 esd->GetPrimaryVertex()->GetY(),\r
542 esd->GetMagneticField()) );\r
543 dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD( esd->GetPrimaryVertex()->GetX(),\r
544 esd->GetPrimaryVertex()->GetY(),\r
545 esd->GetMagneticField()) );\r
546 \r
547 aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, \r
548 dcaV0Daughters,\r
549 dcaV0ToPrimVertex, \r
550 momPosAtV0vtx, \r
551 momNegAtV0vtx, \r
552 dcaDaughterToPrimVertex); \r
553 // set the aod v0 on-the-fly status\r
554 aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus());\r
555\r
556 // Add the aodV0 to the aodVORefs\r
557 aodV0Refs->AddAt(aodV0,idxV0FromCascade);\r
558 \r
559 usedV0[idxV0FromCascade] = kTRUE;\r
560\r
561 } else { \r
562 // 4.B - if V0 structure already used\r
563\r
564 // Note :\r
565 // one V0 can be used by several cascades (frequent in PbPb evts) : \r
566 // same V0 which used but attached to different bachelor tracks\r
567 // -> aodVORefs and aodV0VtxRefs are needed.\r
568 // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array.\r
569 \r
570 vV0FromCascade = dynamic_cast<AliAODVertex*>( aodV0VtxRefs->At(idxV0FromCascade) );\r
571 aodV0 = dynamic_cast<AliAODv0*> ( aodV0Refs ->At(idxV0FromCascade) );\r
572 \r
573 // - Treatment of the parent for such a "re-used" V0 :\r
574 // Insert the cascade that reuses the V0 vertex in the lineage chain\r
575 // Before : vV0 -> vCascade1 -> vPrimary\r
576 // - Hyp : cascade2 uses the same V0 as cascade1\r
577 // After : vV0 -> vCascade2 -> vCascade1 -> vPrimary\r
578 \r
579 AliAODVertex *vCascadePreviousParent = dynamic_cast<AliAODVertex*> (vV0FromCascade->GetParent());\r
580 vV0FromCascade->SetParent(vCascade);\r
581 vCascade ->SetParent(vCascadePreviousParent);\r
582\r
583 if(fDebug > 2) \r
584 printf("---- Cascade / Lineage insertion\n"\r
585 "Parent of V0 vtx = Cascade vtx %p\n"\r
586 "Parent of the cascade vtx = Cascade vtx %p\n"\r
587 "Parent of the parent cascade vtx = Cascade vtx %p\n", \r
588 static_cast<void*> (vV0FromCascade->GetParent()),\r
589 static_cast<void*> (vCascade->GetParent()),\r
590 static_cast<void*> (vCascadePreviousParent->GetParent()) );\r
591 \r
592 }// end if V0 structure already used\r
593\r
594 if (fDebug > 2) {\r
595 printf("---- Cascade / V0 vertex: \n");\r
596 vV0FromCascade->Print();\r
597 }\r
598\r
599 if (fDebug > 4) {\r
600 printf("---- Cascade / pos dghter : \n");\r
601 aodTrack->Print();\r
602 printf("---- Cascade / neg dghter : \n");\r
603 aodTrack->Print();\r
604 printf("---- Cascade / aodV0 : \n");\r
605 aodV0->Print();\r
606 }\r
607\r
608 // In any case (used V0 or not), add the V0 vertex to the cascade one.\r
609 vCascade->AddDaughter(vV0FromCascade); \r
610 \r
611 \r
612 // 5 - Add the primary track of the cascade (if any)\r
613\r
614\r
615 // 6 - Add the cascade to the AOD array of cascades\r
616\r
617 Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(),\r
618 esd->GetPrimaryVertex()->GetY(),\r
619 esd->GetMagneticField()) );\r
620\r
621 esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[2]);\r
622\r
623 aodCascade = new(cascades[jCascades++]) AliAODcascade( vCascade,\r
624 esdCascade->Charge(),\r
625 esdCascade->GetDcaXiDaughters(),\r
626 -999.,\r
627 // DCAXiToPrimVtx -> needs to be calculated ----|\r
628 // doesn't exist at ESD level;\r
629 // See AODcascade::DcaXiToPrimVertex(Double, Double, Double)\r
630 dcaBachToPrimVertexXY,\r
631 momBachAtCascadeVtx,\r
632 *aodV0);\r
633 \r
634 if (fDebug > 3) {\r
635 printf("---- Cascade / AOD cascade : \n\n");\r
636 aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ());\r
637 }\r
638\r
639 } // end of the loop on cascades\r
640\r
641 cascades.Expand(jCascades);\r
642\r
643\r
644 //\r
645 // V0s\r
646 //\r
647 \r
648 for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {\r
649 \r
650 if (usedV0[nV0]) continue; // skip if already added to the AOD\r
651 \r
652 AliESDv0 *v0 = esd->GetV0(nV0);\r
653 Int_t posFromV0 = v0->GetPindex();\r
654 Int_t negFromV0 = v0->GetNindex();\r
655 \r
656 // V0 selection \r
657 //\r
658 AliESDVertex *esdVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
659 AliESDtrack *esdV0Pos = esd->GetTrack(posFromV0);\r
660 AliESDtrack *esdV0Neg = esd->GetTrack(negFromV0);\r
661 TList v0objects;\r
662 v0objects.AddAt(v0, 0);\r
663 v0objects.AddAt(esdV0Pos, 1);\r
664 v0objects.AddAt(esdV0Neg, 2);\r
665 v0objects.AddAt(esdVtx, 3);\r
666 UInt_t selectV0 = 0;\r
667 if (fV0Filter) {\r
668 selectV0 = fV0Filter->IsSelected(&v0objects);\r
669 // this is a little awkward but otherwise the \r
670 // list wants to access the pointer (delete it) \r
671 // again when going out of scope\r
672 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
673 esdVtx = 0;\r
674 if (!selectV0) \r
675 continue;\r
676 }\r
677 else{\r
678 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
679 esdVtx = 0;\r
680 }\r
681 \r
682 v0->GetXYZ(pos[0], pos[1], pos[2]);\r
683\r
684 if (!old) {\r
685 chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3\r
686 v0->GetPosCov(covVtx);\r
687 } else {\r
688 chi2 = -999.;\r
689 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
690 }\r
691\r
692\r
693 AliAODVertex * vV0 = \r
694 new(vertices[jVertices++]) AliAODVertex(pos,\r
695 covVtx,\r
696 chi2,\r
697 primary,\r
698 nV0,\r
699 AliAODVertex::kV0);\r
700 primary->AddDaughter(vV0);\r
701 \r
702\r
703 // Add the positive tracks from the V0\r
704 \r
705 esdV0Pos->GetPxPyPz(momPos);\r
706 esdV0Pos->GetXYZ(pos);\r
707 esdV0Pos->GetCovarianceXYZPxPyPz(covTr);\r
708 esdV0Pos->GetESDpid(pid);\r
709 \r
710 if (!usedTrack[posFromV0]) {\r
711 usedTrack[posFromV0] = kTRUE;\r
712 UInt_t selectInfo = 0;\r
713 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos);\r
714 if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel());\r
715 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(),\r
716 esdV0Pos->GetLabel(), \r
717 momPos, \r
718 kTRUE,\r
719 pos,\r
720 kFALSE,\r
721 covTr, \r
722 (Short_t)esdV0Pos->GetSign(),\r
723 esdV0Pos->GetITSClusterMap(), \r
724 pid,\r
725 vV0,\r
726 kTRUE, // check if this is right\r
727 vtx->UsesTrack(esdV0Pos->GetID()),\r
728 AliAODTrack::kSecondary,\r
729 selectInfo);\r
730 aodTrackRefs->AddAt(aodTrack,posFromV0);\r
731 // if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt());\r
732 if (esdV0Pos->GetSign() > 0) nPosTracks++;\r
733 aodTrack->ConvertAliPIDtoAODPID();\r
734 aodTrack->SetFlags(esdV0Pos->GetStatus());\r
735 SetAODPID(esdV0Pos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
736 }\r
737 else {\r
738 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(posFromV0));\r
739 // if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt());\r
740 }\r
741 vV0->AddDaughter(aodTrack);\r
742 \r
743 // Add the negative tracks from the V0\r
744 \r
745 esdV0Neg->GetPxPyPz(momNeg);\r
746 esdV0Neg->GetXYZ(pos);\r
747 esdV0Neg->GetCovarianceXYZPxPyPz(covTr);\r
748 esdV0Neg->GetESDpid(pid);\r
749 \r
750 if (!usedTrack[negFromV0]) {\r
751 usedTrack[negFromV0] = kTRUE;\r
752 UInt_t selectInfo = 0;\r
753 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg);\r
754 if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel());\r
755 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(),\r
756 esdV0Neg->GetLabel(),\r
757 momNeg,\r
758 kTRUE,\r
759 pos,\r
760 kFALSE,\r
761 covTr, \r
762 (Short_t)esdV0Neg->GetSign(),\r
763 esdV0Neg->GetITSClusterMap(), \r
764 pid,\r
765 vV0,\r
766 kTRUE, // check if this is right\r
767 vtx->UsesTrack(esdV0Neg->GetID()),\r
768 AliAODTrack::kSecondary,\r
769 selectInfo);\r
770 \r
771 aodTrackRefs->AddAt(aodTrack,negFromV0);\r
772 // if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt());\r
773 if (esdV0Neg->GetSign() > 0) nPosTracks++;\r
774 aodTrack->ConvertAliPIDtoAODPID();\r
775 aodTrack->SetFlags(esdV0Neg->GetStatus());\r
776 SetAODPID(esdV0Neg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
777 }\r
778 else {\r
779 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(negFromV0));\r
780 // if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt());\r
781 }\r
782 vV0->AddDaughter(aodTrack);\r
783\r
784\r
785 // Add the V0 the V0 array as well\r
786 \r
787 Double_t dcaV0Daughters = v0->GetDcaV0Daughters();\r
788 Double_t dcaV0ToPrimVertex = v0->GetD(esd->GetPrimaryVertex()->GetX(),\r
789 esd->GetPrimaryVertex()->GetY(),\r
790 esd->GetPrimaryVertex()->GetZ());\r
791 v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); \r
792 v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); \r
793 \r
794 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
795 dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD( esd->GetPrimaryVertex()->GetX(),\r
796 esd->GetPrimaryVertex()->GetY(),\r
797 esd->GetMagneticField()) );\r
798 dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD( esd->GetPrimaryVertex()->GetX(),\r
799 esd->GetPrimaryVertex()->GetY(),\r
800 esd->GetMagneticField()) );\r
801 \r
802 aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, \r
803 dcaV0Daughters,\r
804 dcaV0ToPrimVertex,\r
805 momPosAtV0vtx,\r
806 momNegAtV0vtx,\r
807 dcaDaughterToPrimVertex);\r
808\r
809 // set the aod v0 on-the-fly status\r
810 aodV0->SetOnFlyStatus(v0->GetOnFlyStatus());\r
811 }//End of loop on V0s \r
812\r
813 v0s.Expand(jV0s); \r
814\r
815 if (fDebug > 0) printf(" NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s);\r
816 // end of V0 parts\r
817\r
818\r
819 // Kinks: it is a big mess the access to the information in the kinks\r
820 // The loop is on the tracks in order to find the mother and daugther of each kink\r
821 \r
822 \r
823 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {\r
824 \r
825 AliESDtrack * esdTrack = esd->GetTrack(iTrack);\r
826 \r
827 Int_t ikink = esdTrack->GetKinkIndex(0);\r
828 \r
829 if (ikink && nKinks) {\r
830 // Negative kink index: mother, positive: daughter\r
831 \r
832 // Search for the second track of the kink\r
833 \r
834 for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {\r
835 \r
836 AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);\r
837 \r
838 Int_t jkink = esdTrack1->GetKinkIndex(0);\r
839 \r
840 if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {\r
841 \r
842 // The two tracks are from the same kink\r
843 \r
844 if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks\r
845 \r
846 Int_t imother = -1;\r
847 Int_t idaughter = -1;\r
848 \r
849 if (ikink<0 && jkink>0) {\r
850 \r
851 imother = iTrack;\r
852 idaughter = jTrack;\r
853 }\r
854 else if (ikink>0 && jkink<0) {\r
855 \r
856 imother = jTrack;\r
857 idaughter = iTrack;\r
858 }\r
859 else {\r
860// cerr << "Error: Wrong combination of kink indexes: "\r
861// << ikink << " " << jkink << endl;\r
862 continue;\r
863 }\r
864 \r
865 // Add the mother track if it passed primary track selection cuts\r
866 \r
867 AliAODTrack * mother = NULL;\r
868 \r
869 UInt_t selectInfo = 0;\r
870 if (fTrackFilter) {\r
871 selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother));\r
872 if (!selectInfo) continue;\r
873 }\r
874 \r
875 if (!usedTrack[imother]) {\r
876 \r
877 usedTrack[imother] = kTRUE;\r
878 \r
879 AliESDtrack *esdTrackM = esd->GetTrack(imother);\r
880 esdTrackM->GetPxPyPz(p);\r
881 esdTrackM->GetXYZ(pos);\r
882 esdTrackM->GetCovarianceXYZPxPyPz(covTr);\r
883 esdTrackM->GetESDpid(pid);\r
884 if(mcH)mcH->SelectParticle(esdTrackM->GetLabel());\r
885 mother = \r
886 new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(),\r
887 esdTrackM->GetLabel(),\r
888 p,\r
889 kTRUE,\r
890 pos,\r
891 kFALSE,\r
892 covTr, \r
893 (Short_t)esdTrackM->GetSign(),\r
894 esdTrackM->GetITSClusterMap(), \r
895 pid,\r
896 primary,\r
897 kTRUE, // check if this is right\r
898 vtx->UsesTrack(esdTrack->GetID()),\r
899 AliAODTrack::kPrimary,\r
900 selectInfo);\r
901 aodTrackRefs->AddAt(mother, imother);\r
902 \r
903 if (esdTrackM->GetSign() > 0) nPosTracks++;\r
904 mother->SetFlags(esdTrackM->GetStatus());\r
905 mother->ConvertAliPIDtoAODPID();\r
906 primary->AddDaughter(mother);\r
907 mother->ConvertAliPIDtoAODPID();\r
908 SetAODPID(esdTrackM,mother,detpid,timezero,esd->GetMagneticField());\r
909 }\r
910 else {\r
911// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
912// << " track " << imother << " has already been used!" << endl;\r
913 }\r
914 \r
915 // Add the kink vertex\r
916 AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);\r
917 \r
918 AliAODVertex * vkink = \r
919 new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),\r
920 NULL,\r
921 0.,\r
922 mother,\r
923 esdTrack->GetID(), // This is the track ID of the mother's track!\r
924 AliAODVertex::kKink);\r
925 // Add the daughter track\r
926 \r
927 AliAODTrack * daughter = NULL;\r
928 \r
929 if (!usedTrack[idaughter]) {\r
930 \r
931 usedTrack[idaughter] = kTRUE;\r
932 \r
933 AliESDtrack *esdTrackD = esd->GetTrack(idaughter);\r
934 esdTrackD->GetPxPyPz(p);\r
935 esdTrackD->GetXYZ(pos);\r
936 esdTrackD->GetCovarianceXYZPxPyPz(covTr);\r
937 esdTrackD->GetESDpid(pid);\r
938 selectInfo = 0;\r
939 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD);\r
940 if(mcH)mcH->SelectParticle(esdTrackD->GetLabel());\r
941 daughter = \r
942 new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(),\r
943 esdTrackD->GetLabel(),\r
944 p,\r
945 kTRUE,\r
946 pos,\r
947 kFALSE,\r
948 covTr, \r
949 (Short_t)esdTrackD->GetSign(),\r
950 esdTrackD->GetITSClusterMap(), \r
951 pid,\r
952 vkink,\r
953 kTRUE, // check if this is right\r
954 vtx->UsesTrack(esdTrack->GetID()),\r
955 AliAODTrack::kSecondary,\r
956 selectInfo);\r
957 \r
958 aodTrackRefs->AddAt(daughter, idaughter);\r
959 \r
960 if (esdTrackD->GetSign() > 0) nPosTracks++;\r
961 daughter->SetFlags(esdTrackD->GetStatus());\r
962 daughter->ConvertAliPIDtoAODPID();\r
963 vkink->AddDaughter(daughter);\r
964 daughter->ConvertAliPIDtoAODPID();\r
965 SetAODPID(esdTrackD,daughter,detpid,timezero,esd->GetMagneticField());\r
966 }\r
967 else {\r
968// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
969// << " track " << idaughter << " has already been used!" << endl;\r
970 }\r
971 }\r
972 }\r
973 } \r
974 }\r
975 \r
976 \r
977 // Tracks (primary and orphan)\r
978\r
979 if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks);\r
980 \r
981 for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {\r
982 \r
983 \r
984 if (usedTrack[nTrack]) continue;\r
985\r
986 AliESDtrack *esdTrack = esd->GetTrack(nTrack);\r
987 UInt_t selectInfo = 0;\r
988 //\r
989 // Track selection\r
990 if (fTrackFilter) {\r
991 selectInfo = fTrackFilter->IsSelected(esdTrack);\r
992 if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue;\r
993 }\r
994 \r
995 //\r
996 esdTrack->GetPxPyPz(p);\r
997 esdTrack->GetXYZ(pos);\r
998 esdTrack->GetCovarianceXYZPxPyPz(covTr);\r
999 esdTrack->GetESDpid(pid);\r
1000 if(mcH)mcH->SelectParticle(esdTrack->GetLabel());\r
1001 primary->AddDaughter(aodTrack =\r
1002 new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),\r
1003 esdTrack->GetLabel(),\r
1004 p,\r
1005 kTRUE,\r
1006 pos,\r
1007 kFALSE,\r
1008 covTr, \r
1009 (Short_t)esdTrack->GetSign(),\r
1010 esdTrack->GetITSClusterMap(), \r
1011 pid,\r
1012 primary,\r
1013 kTRUE, // check if this is right\r
1014 vtx->UsesTrack(esdTrack->GetID()),\r
1015 AliAODTrack::kPrimary, \r
1016 selectInfo)\r
1017 );\r
1018 aodTrackRefs->AddAt(aodTrack, nTrack);\r
1019 \r
1020 if (esdTrack->GetSign() > 0) nPosTracks++;\r
1021 aodTrack->SetFlags(esdTrack->GetStatus());\r
1022 aodTrack->ConvertAliPIDtoAODPID();\r
1023 SetAODPID(esdTrack,aodTrack,detpid,timezero,esd->GetMagneticField());\r
1024 } // end of loop on tracks\r
1025 \r
1026 // Update number of AOD tracks in header at the end of track loop (M.G.)\r
1027 header->SetRefMultiplicity(jTracks);\r
1028 header->SetRefMultiplicityPos(nPosTracks);\r
1029 header->SetRefMultiplicityNeg(jTracks - nPosTracks);\r
1030 if (fDebug > 0) \r
1031 printf(" NAODTRACKS=%d NPOS=%d NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks);\r
1032 // Do not shrink the array of tracks - other filters may add to it (M.G)\r
1033 // tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks\r
1034 \r
1035 // Access to the AOD container of PMD clusters\r
1036 TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters());\r
1037 Int_t jPmdClusters=0;\r
1038 \r
1039 for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) {\r
1040 // file pmd clusters, to be revised!\r
1041 AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd);\r
1042 Int_t nLabel = 0;\r
1043 Int_t *label = 0x0;\r
1044 Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()};\r
1045 Double_t pidPmd[13] = { 0.}; // to be revised!\r
1046 // type not set!\r
1047 // assoc cluster not set\r
1048 new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd);\r
1049 }\r
1050\r
1051 // Access to the AOD container of clusters\r
1052 TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters());\r
1053 Int_t jClusters=0;\r
1054 \r
1055 for (Int_t iClust=0; iClust<nCaloClus; ++iClust) {\r
1056\r
1057 AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);\r
1058\r
1059 Int_t id = cluster->GetID();\r
1060 Int_t nLabel = cluster->GetNLabels();\r
1061 TArrayI* labels = cluster->GetLabels();\r
1062 Int_t *label = 0;\r
1063 if (labels){\r
1064 label = (cluster->GetLabels())->GetArray();\r
1065 for(int i = 0;i < labels->GetSize();++i){\r
1066 if(mcH)mcH->SelectParticle(label[i]);\r
1067 }\r
1068 } \r
1069\r
1070 Float_t energy = cluster->E();\r
1071 cluster->GetPosition(posF);\r
1072 Char_t ttype = AliAODCluster::kUndef; \r
1073\r
1074 if (cluster->GetClusterType() == AliESDCaloCluster::kPHOSCluster) {\r
1075 ttype=AliAODCluster::kPHOSNeutral;\r
1076 } \r
1077 else if (cluster->GetClusterType() == AliESDCaloCluster::kEMCALClusterv1) {\r
1078 ttype = AliAODCluster::kEMCALClusterv1;\r
1079 }\r
1080\r
1081 \r
1082 AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id,\r
1083 nLabel,\r
1084 label,\r
1085 energy,\r
1086 posF,\r
1087 NULL,\r
1088 ttype);\r
1089 \r
1090 caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(),\r
1091 cluster->GetClusterDisp(),\r
1092 cluster->GetM20(), cluster->GetM02(),\r
1093 cluster->GetEmcCpvDistance(), \r
1094 cluster->GetNExMax(),cluster->GetTOF()) ;\r
1095\r
1096 caloCluster->SetPIDFromESD(cluster->GetPid());\r
1097 caloCluster->SetNCells(cluster->GetNCells());\r
1098 caloCluster->SetCellsAbsId(cluster->GetCellsAbsId());\r
1099 caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction());\r
1100\r
1101 TArrayI* matchedT = cluster->GetTracksMatched();\r
1102 if (nTracks>0 && matchedT && cluster->GetTrackMatched() >= 0) { \r
1103 for (Int_t im = 0; im < matchedT->GetSize(); im++) {\r
1104 Int_t iESDtrack = matchedT->At(im);;\r
1105 if (aodTrackRefs->At(iESDtrack) != 0) {\r
1106 caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack));\r
1107 }\r
1108 }\r
1109 }\r
1110 \r
1111 } \r
1112 caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters \r
1113 // end of loop on calo clusters\r
1114\r
1115 // fill EMCAL cell info\r
1116 if (esd->GetEMCALCells()) { // protection against missing ESD information\r
1117 AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells());\r
1118 Int_t nEMcell = esdEMcells.GetNumberOfCells() ;\r
1119 \r
1120 AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells());\r
1121 aodEMcells.CreateContainer(nEMcell);\r
1122 aodEMcells.SetType(AliAODCaloCells::kEMCAL);\r
1123 for (Int_t iCell = 0; iCell < nEMcell; iCell++) { \r
1124 aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell));\r
1125 }\r
1126 aodEMcells.Sort();\r
1127 }\r
1128\r
1129 // fill PHOS cell info\r
1130 if (esd->GetPHOSCells()) { // protection against missing ESD information\r
1131 AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells());\r
1132 Int_t nPHcell = esdPHcells.GetNumberOfCells() ;\r
1133 \r
1134 AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells());\r
1135 aodPHcells.CreateContainer(nPHcell);\r
1136 aodPHcells.SetType(AliAODCaloCells::kPHOS);\r
1137 for (Int_t iCell = 0; iCell < nPHcell; iCell++) { \r
1138 aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell));\r
1139 }\r
1140 aodPHcells.Sort();\r
1141 }\r
1142\r
1143 // tracklets \r
1144 AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets());\r
1145 const AliMultiplicity *mult = esd->GetMultiplicity();\r
1146 if (mult) {\r
1147 if (mult->GetNumberOfTracklets()>0) {\r
1148 SPDTracklets.CreateContainer(mult->GetNumberOfTracklets());\r
1149\r
1150 for (Int_t n=0; n<mult->GetNumberOfTracklets(); n++) {\r
1151 if(mcH){\r
1152 mcH->SelectParticle(mult->GetLabel(n, 0));\r
1153 mcH->SelectParticle(mult->GetLabel(n, 1));\r
1154 }\r
1155 SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1));\r
1156 }\r
1157 }\r
1158 } else {\r
1159 //Printf("ERROR: AliMultiplicity could not be retrieved from ESD");\r
1160 }\r
1161\r
1162 delete [] usedKink;\r
1163 delete [] usedV0;\r
1164 delete [] usedTrack; \r
1165 delete aodV0Refs;\r
1166 delete aodV0VtxRefs;\r
1167 delete aodTrackRefs;\r
1168\r
1169 return;\r
1170}\r
1171\r
1172\r
1173void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero, Double_t bfield)\r
1174{\r
1175 //\r
1176 // Setter for the raw PID detector signals\r
1177 //\r
1178\r
1179 // Save PID object for candidate electrons\r
1180 Bool_t pidSave = kFALSE;\r
1181 if (fTrackFilter) {\r
1182 Bool_t selectInfo = fTrackFilter->IsSelected("Electrons");\r
1183 if (selectInfo) pidSave = kTRUE;\r
1184 }\r
1185\r
1186\r
1187 // Tracks passing pt cut \r
1188 if(esdtrack->Pt()>fHighPthreshold) {\r
1189 pidSave = kTRUE;\r
1190 } else {\r
1191 if(fPtshape){\r
1192 if(esdtrack->Pt()> fPtshape->GetXmin()){\r
1193 Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold);\r
1194 if(gRandom->Rndm(0)<1./y){\r
1195 pidSave = kTRUE;\r
1196 }//end rndm\r
1197 }//end if p < pmin\r
1198 }//end if p function\r
1199 }// end else\r
1200\r
1201 if (pidSave) {\r
1202 detpid = new AliAODPid();\r
1203 SetDetectorRawSignals(detpid,esdtrack,timezero, bfield);\r
1204 aodtrack->SetDetPID(detpid);\r
1205 }\r
1206}\r
1207\r
1208void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero, Double_t bfield)\r
1209{\r
1210//\r
1211//assignment of the detector signals (AliXXXesdPID inspired)\r
1212//\r
1213 if(!track){\r
1214 AliInfo("no ESD track found. .....exiting");\r
1215 return;\r
1216 }\r
1217\r
1218 aodpid->SetITSsignal(track->GetITSsignal());\r
1219 aodpid->SetTPCsignal(track->GetTPCsignal());\r
1220 //n TRD planes = 6\r
1221\r
1222 Int_t nslices = track->GetNumberOfTRDslices()*6;\r
1223 Double_t *trdslices = new Double_t[nslices];\r
1224 for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) {\r
1225 for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl);\r
1226 }\r
1227\r
1228\r
1229 aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices);\r
1230 Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times);\r
1231 aodpid->SetIntegratedTimes(times);\r
1232\r
1233 aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed\r
1234 aodpid->SetHMPIDsignal(track->GetHMPIDsignal());\r
1235\r
1236 //Extrapolate track to EMCAL surface for AOD-level track-cluster matching\r
1237 Double_t emcpos[3] = {0.,0.,0.};\r
1238 Double_t emcmom[3] = {0.,0.,0.};\r
1239 aodpid->SetEMCALPosition(emcpos);\r
1240 aodpid->SetEMCALMomentum(emcmom);\r
1241\r
1242 AliExternalTrackParam *outerparam = (AliExternalTrackParam*)track->GetOuterParam();\r
1243 if(!outerparam) return;\r
1244\r
1245 //To be replaced by call to AliEMCALGeoUtils when the class becomes available\r
1246 Double_t radius = 441.0; //[cm] EMCAL radius +13cm\r
1247\r
1248 Bool_t okpos = outerparam->GetXYZAt(radius,bfield,emcpos);\r
1249 Bool_t okmom = outerparam->GetPxPyPzAt(radius,bfield,emcmom);\r
1250 if(!(okpos && okmom)) return;\r
1251\r
1252 aodpid->SetEMCALPosition(emcpos);\r
1253 aodpid->SetEMCALMomentum(emcmom);\r
1254\r
1255}\r
1256\r
1257void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/)\r
1258{\r
1259// Terminate analysis\r
1260//\r
1261 if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n");\r
1262}\r
1263\r
1264void AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){\r
1265 if(!pStack)return;\r
1266 label = TMath::Abs(label);\r
1267 TParticle *part = pStack->Particle(label);\r
1268 Printf("########################");\r
1269 Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P());\r
1270 part->Print();\r
1271 TParticle* mother = part;\r
1272 Int_t imo = part->GetFirstMother();\r
1273 Int_t nprim = pStack->GetNprimary();\r
1274 // while((imo >= nprim) && (mother->GetUniqueID() == 4)) {\r
1275 while((imo >= nprim)) {\r
1276 mother = pStack->Particle(imo);\r
1277 Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P());\r
1278 mother->Print();\r
1279 imo = mother->GetFirstMother();\r
1280 }\r
1281 Printf("########################");\r
1282}\r