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Possibility for event selection in input event handler.
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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
78// Create the output container\r
79 OutputTree()->GetUserInfo()->Add(fTrackFilter);\r
80}\r
81\r
82void AliAnalysisTaskESDfilter::Init()\r
83{\r
84 // Initialization\r
85 if (fDebug > 1) AliInfo("Init() \n");\r
86 // Call configuration file\r
87}\r
88\r
89\r
90void AliAnalysisTaskESDfilter::UserExec(Option_t */*option*/)\r
91{\r
92// Execute analysis for current event\r
93//\r
94 \r
95 Long64_t ientry = Entry();\r
f2f21b24 96 \r
e26c0b71 97 if (fDebug > 0) {\r
f2f21b24 98 printf("Filter: Analysing event # %5d\n", (Int_t) ientry);\r
99 if (fHighPthreshold == 0) AliInfo("detector PID signals are stored in each track");\r
100 if (!fPtshape) AliInfo("detector PID signals are not stored below the pt threshold");\r
e26c0b71 101 }\r
f2f21b24 102 \r
f7ed7e88 103 ConvertESDtoAOD();\r
104}\r
105\r
106void AliAnalysisTaskESDfilter::ConvertESDtoAOD() {\r
107 // ESD Filter analysis task executed for each event\r
108\r
109 AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent());\r
110 AliESD* old = esd->GetAliESDOld();\r
111\r
112 // Fetch Stack for debuggging if available \r
113 AliStack *pStack = 0;\r
114 AliMCEventHandler *mcH = 0;\r
115 if(MCEvent()){\r
116 pStack = MCEvent()->Stack();\r
117 mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); \r
118 }\r
119 // set arrays and pointers\r
120 Float_t posF[3];\r
121 Double_t pos[3];\r
122 Double_t p[3];\r
123 Double_t momPos[3]; \r
124 Double_t momNeg[3];\r
125 Double_t momBach[3];\r
126 Double_t momPosAtV0vtx[3];\r
127 Double_t momNegAtV0vtx[3];\r
128 Double_t momBachAtCascadeVtx[3];\r
129 Double_t covVtx[6];\r
130 Double_t covTr[21];\r
131 Double_t pid[10];\r
132\r
133 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
134 for (Int_t i = 0; i < 21; i++) covTr [i] = 0.;\r
135\r
136 \r
137 // loop over events and fill them\r
f7ed7e88 138 // Multiplicity information needed by the header (to be revised!)\r
139 Int_t nTracks = esd->GetNumberOfTracks();\r
140 // if (fDebug > 0) printf("-------------------Bo: Number of ESD tracks %d \n",nTracks);\r
141\r
142 Int_t nPosTracks = 0;\r
f7ed7e88 143 \r
144 // Update the header\r
145\r
146 AliAODHeader* header = AODEvent()->GetHeader();\r
f2f21b24 147 \r
f7ed7e88 148 header->SetRunNumber(esd->GetRunNumber());\r
149 if (old) {\r
150 header->SetBunchCrossNumber(0);\r
151 header->SetOrbitNumber(0);\r
152 header->SetPeriodNumber(0);\r
153 header->SetEventType(0);\r
f2f21b24 154 header->SetMuonMagFieldScale(-999.);\r
155 header->SetCentrality(-999.); \r
f7ed7e88 156 } else {\r
157 header->SetBunchCrossNumber(esd->GetBunchCrossNumber());\r
158 header->SetOrbitNumber(esd->GetOrbitNumber());\r
159 header->SetPeriodNumber(esd->GetPeriodNumber());\r
160 header->SetEventType(esd->GetEventType());\r
f7ed7e88 161 header->SetCentrality(-999.); // FIXME\r
162 }\r
f2f21b24 163 // Trigger\r
164 const AliESDRun* esdRun = esd->GetESDRun();\r
efa1edeb 165 header->SetFiredTriggerClasses(esd->GetFiredTriggerClasses());\r
f7ed7e88 166 header->SetTriggerMask(esd->GetTriggerMask()); \r
167 header->SetTriggerCluster(esd->GetTriggerCluster());\r
f2f21b24 168 \r
169\r
f7ed7e88 170 header->SetMagneticField(esd->GetMagneticField());\r
db7ce896 171 header->SetMuonMagFieldScale(esd->GetCurrentDip()/6000.);\r
f7ed7e88 172 header->SetZDCN1Energy(esd->GetZDCN1Energy());\r
173 header->SetZDCP1Energy(esd->GetZDCP1Energy());\r
174 header->SetZDCN2Energy(esd->GetZDCN2Energy());\r
175 header->SetZDCP2Energy(esd->GetZDCP2Energy());\r
176 header->SetZDCEMEnergy(esd->GetZDCEMEnergy(0),esd->GetZDCEMEnergy(1));\r
f2f21b24 177\r
178 \r
f7ed7e88 179 Float_t diamxy[2]={esd->GetDiamondX(),esd->GetDiamondY()};\r
180 Float_t diamcov[3]; esd->GetDiamondCovXY(diamcov);\r
181 header->SetDiamond(diamxy,diamcov);\r
182//\r
183//\r
184 Int_t nV0s = esd->GetNumberOfV0s();\r
185 Int_t nCascades = esd->GetNumberOfCascades();\r
186 Int_t nKinks = esd->GetNumberOfKinks();\r
187 Int_t nVertices = nV0s + nCascades /*V0 wihtin cascade already counted*/+ nKinks + 1 /* = prim. vtx*/;\r
188 Int_t nJets = 0;\r
189 Int_t nCaloClus = esd->GetNumberOfCaloClusters();\r
190 Int_t nFmdClus = 0;\r
191 Int_t nPmdClus = esd->GetNumberOfPmdTracks();\r
192 \r
193 if (fDebug > 0) \r
194 printf(" NV0=%d NCASCADES=%d NKINKS=%d\n", nV0s, nCascades, nKinks);\r
195 \r
196 AODEvent()->ResetStd(nTracks, nVertices, nV0s, nCascades, nJets, nCaloClus, nFmdClus, nPmdClus);\r
197\r
198\r
199 AliAODTrack *aodTrack = 0x0;\r
200 AliAODPid *detpid = 0x0;\r
201 Double_t timezero = 0; //TO BE FIXED\r
202 AliAODVertex *vV0FromCascade = 0x0;\r
203 AliAODv0 *aodV0 = 0x0;\r
204 AliAODcascade *aodCascade = 0x0;\r
205 \r
206 // RefArray to store the mapping between esd track number and newly created AOD-Track\r
207 TRefArray *aodTrackRefs = NULL;\r
208 if (nTracks > 0) aodTrackRefs = new TRefArray(nTracks);\r
209\r
210 // RefArray to store a mapping between esd V0 number and newly created AOD-Vertex V0\r
211 TRefArray *aodV0VtxRefs = NULL;\r
212 if (nV0s > 0) aodV0VtxRefs = new TRefArray(nV0s);\r
213\r
214 // RefArray to store the mapping between esd V0 number and newly created AOD-V0\r
215 TRefArray *aodV0Refs = NULL;\r
216 if (nV0s > 0) aodV0Refs = new TRefArray(nV0s);\r
217\r
218 \r
219\r
220\r
221\r
222 // Array to take into account the tracks already added to the AOD\r
223 Bool_t * usedTrack = NULL;\r
224 if (nTracks>0) {\r
225 usedTrack = new Bool_t[nTracks];\r
226 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;\r
227 }\r
228 // Array to take into account the V0s already added to the AOD (V0 within cascades)\r
229 Bool_t * usedV0 = NULL;\r
230 if (nV0s>0) {\r
231 usedV0 = new Bool_t[nV0s];\r
232 for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;\r
233 }\r
234 // Array to take into account the kinks already added to the AOD\r
235 Bool_t * usedKink = NULL;\r
236 if (nKinks>0) {\r
237 usedKink = new Bool_t[nKinks];\r
238 for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;\r
239 }\r
240 \r
241 // Access to the AOD container of vertices\r
242 TClonesArray &vertices = *(AODEvent()->GetVertices());\r
243 Int_t jVertices=0;\r
244 \r
245 // Access to the AOD container of tracks\r
246 TClonesArray &tracks = *(AODEvent()->GetTracks());\r
247 Int_t jTracks=0; \r
248 \r
249 // Access to the AOD container of Cascades\r
250 TClonesArray &cascades = *(AODEvent()->GetCascades());\r
251 Int_t jCascades=0;\r
252\r
253 // Access to the AOD container of V0s\r
254 TClonesArray &v0s = *(AODEvent()->GetV0s());\r
255 Int_t jV0s=0;\r
256 \r
257 // Add primary vertex. The primary tracks will be defined\r
258 // after the loops on the composite objects (V0, cascades, kinks)\r
259 const AliESDVertex *vtx = esd->GetPrimaryVertex();\r
260 \r
261 vtx->GetXYZ(pos); // position\r
262 vtx->GetCovMatrix(covVtx); //covariance matrix\r
263 \r
264 AliAODVertex * primary = new(vertices[jVertices++])\r
265 AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, -1, AliAODVertex::kPrimary);\r
266 primary->SetName(vtx->GetName());\r
267 primary->SetTitle(vtx->GetTitle());\r
19d55689 268 \r
91bad62d 269 if (!strcmp(vtx->GetTitle(), "vertexer: 3D")) primary->SetNContributors(vtx->GetNContributors());\r
f7ed7e88 270\r
271 if (fDebug > 0) primary->Print();\r
272\r
273 // Create vertices starting from the most complex objects\r
274 Double_t chi2 = 0.;\r
275 \r
276 // Cascades (Modified by A.Maire - February 2009)\r
277 for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {\r
278\r
279 if (fDebug > 1) \r
280 printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades);\r
281\r
282 // 0- Preparation\r
283 //\r
284 AliESDcascade *esdCascade = esd->GetCascade(nCascade);\r
285 Int_t idxPosFromV0Dghter = esdCascade->GetPindex();\r
286 Int_t idxNegFromV0Dghter = esdCascade->GetNindex();\r
287 Int_t idxBachFromCascade = esdCascade->GetBindex();\r
288 \r
289 AliESDtrack *esdCascadePos = esd->GetTrack( idxPosFromV0Dghter);\r
290 AliESDtrack *esdCascadeNeg = esd->GetTrack( idxNegFromV0Dghter);\r
291 AliESDtrack *esdCascadeBach = esd->GetTrack( idxBachFromCascade);\r
292\r
293 // Identification of the V0 within the esdCascade (via both daughter track indices)\r
294 AliESDv0 * currentV0 = 0x0;\r
295 Int_t idxV0FromCascade = -1;\r
296 \r
297 for (Int_t iV0=0; iV0<nV0s; ++iV0) {\r
298 \r
299 currentV0 = esd->GetV0(iV0);\r
300 Int_t posCurrentV0 = currentV0->GetPindex();\r
301 Int_t negCurrentV0 = currentV0->GetNindex();\r
302 \r
303 if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) {\r
304 idxV0FromCascade = iV0;\r
305 break;\r
306 }\r
307 }\r
308\r
309 if(idxV0FromCascade < 0){\r
310 printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n");\r
311 continue;\r
312 }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds"\r
313\r
314 if (fDebug > 1) \r
315 printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s);\r
316\r
317 AliESDv0 *esdV0FromCascade = esd->GetV0(idxV0FromCascade);\r
318 \r
319\r
320 // 1 - Cascade selection \r
321 \r
322 // AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
323 // TList cascadeObjects;\r
324 // cascadeObjects.AddAt(esdV0FromCascade, 0);\r
325 // cascadeObjects.AddAt(esdCascadePos, 1);\r
326 // cascadeObjects.AddAt(esdCascadeNeg, 2);\r
327 // cascadeObjects.AddAt(esdCascade, 3);\r
328 // cascadeObjects.AddAt(esdCascadeBach, 4);\r
329 // cascadeObjects.AddAt(esdPrimVtx, 5);\r
330 // \r
331 // UInt_t selectCascade = 0;\r
332 // if (fCascadeFilter) {\r
333 // // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); \r
334 // // FIXME AliESDCascadeCuts to be implemented ...\r
335 // \r
336 // // Here we may encounter a moot point at the V0 level \r
337 // // between the cascade selections and the V0 ones :\r
338 // // the V0 selected along with the cascade (secondary V0) may \r
339 // // usually be removed from the dedicated V0 selections (prim V0) ...\r
340 // // -> To be discussed !\r
341 // \r
342 // // this is a little awkward but otherwise the \r
343 // // list wants to access the pointer (delete it) \r
344 // // again when going out of scope\r
345 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
346 // esdPrimVtx = 0;\r
347 // if (!selectCascade) \r
348 // continue;\r
349 // }\r
350 // else{\r
351 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
352 // esdPrimVtx = 0;\r
353 // }\r
354\r
355 // 2 - Add the cascade vertex\r
356 \r
357 esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]);\r
358 esdCascade->GetPosCovXi(covVtx);\r
359 chi2 = esdCascade->GetChi2Xi(); \r
360 \r
361 AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos,\r
362 covVtx,\r
363 chi2, // FIXME = Chi2/NDF will be needed\r
364 primary,\r
365 nCascade, // id\r
366 AliAODVertex::kCascade);\r
367 primary->AddDaughter(vCascade);\r
368\r
369 if (fDebug > 2) {\r
370 printf("---- Cascade / Cascade Vertex (AOD) : \n");\r
371 vCascade->Print();\r
372 }\r
373\r
374\r
375 // 3 - Add the bachelor track from the cascade\r
376 \r
377 if (!usedTrack[idxBachFromCascade]) {\r
378\r
379 esdCascadeBach->GetPxPyPz(momBach);\r
380 esdCascadeBach->GetXYZ(pos);\r
381 esdCascadeBach->GetCovarianceXYZPxPyPz(covTr);\r
382 esdCascadeBach->GetESDpid(pid);\r
383\r
384 usedTrack[idxBachFromCascade] = kTRUE;\r
385 UInt_t selectInfo = 0;\r
386 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach);\r
387 if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel());\r
388 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(),\r
389 esdCascadeBach->GetLabel(), \r
390 momBach, \r
391 kTRUE,\r
392 pos,\r
393 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
394 covTr, \r
395 (Short_t)esdCascadeBach->GetSign(),\r
396 esdCascadeBach->GetITSClusterMap(), \r
397 pid,\r
398 vCascade,\r
399 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
400 vtx->UsesTrack(esdCascadeBach->GetID()),\r
401 AliAODTrack::kSecondary,\r
402 selectInfo);\r
f2f21b24 403 aodTrack->SetTPCClusterMap(esdCascadeBach->GetTPCClusterMap());\r
404 aodTrack->SetTPCSharedMap (esdCascadeBach->GetTPCSharedMap());\r
f7ed7e88 405 aodTrackRefs->AddAt(aodTrack,idxBachFromCascade);\r
f2f21b24 406 \r
f7ed7e88 407 if (esdCascadeBach->GetSign() > 0) nPosTracks++;\r
408 aodTrack->ConvertAliPIDtoAODPID();\r
409 aodTrack->SetFlags(esdCascadeBach->GetStatus());\r
410 SetAODPID(esdCascadeBach,aodTrack,detpid,timezero,esd->GetMagneticField());\r
411 }\r
412 else {\r
413 aodTrack = dynamic_cast<AliAODTrack*>( aodTrackRefs->At(idxBachFromCascade) );\r
414 }\r
415\r
416 vCascade->AddDaughter(aodTrack);\r
417\r
418 if (fDebug > 4) {\r
419 printf("---- Cascade / bach dghter : \n");\r
420 aodTrack->Print();\r
421 }\r
422 \r
423\r
424 // 4 - Add the V0 from the cascade. \r
425 // = V0vtx + both pos and neg daughter tracks + the aodV0 itself\r
426 //\r
427\r
428 if ( !usedV0[idxV0FromCascade] ) {\r
429 // 4.A - if VO structure hasn't been created yet\r
430 \r
431 // 4.A.1 - Create the V0 vertex of the cascade\r
432 \r
433 esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]);\r
434 esdV0FromCascade->GetPosCov(covVtx);\r
435 chi2 = esdV0FromCascade->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 ?\r
436 \r
437 vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,\r
438 covVtx,\r
439 chi2,\r
440 vCascade,\r
441 idxV0FromCascade, //id of ESDv0\r
442 AliAODVertex::kV0);\r
443 // Note:\r
444 // one V0 can be used by several cascades.\r
445 // So, one AOD V0 vtx can have several parent vtx.\r
446 // This is not directly allowed by AliAODvertex.\r
447 // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash\r
448 // but to a problem of consistency within AODEvent.\r
449 // -> See below paragraph 4.B, for the proposed treatment of such a case.\r
450\r
451 // Add the vV0FromCascade to the aodVOVtxRefs\r
452 aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade);\r
453 \r
454 \r
455 // 4.A.2 - Add the positive tracks from the V0\r
456 \r
457 esdCascadePos->GetPxPyPz(momPos);\r
458 esdCascadePos->GetXYZ(pos);\r
459 esdCascadePos->GetCovarianceXYZPxPyPz(covTr);\r
460 esdCascadePos->GetESDpid(pid);\r
461 \r
462 \r
463 if (!usedTrack[idxPosFromV0Dghter]) {\r
464 usedTrack[idxPosFromV0Dghter] = kTRUE;\r
465 \r
466 UInt_t selectInfo = 0;\r
467 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos);\r
468 if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel());\r
469 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadePos->GetID(),\r
470 esdCascadePos->GetLabel(), \r
471 momPos, \r
472 kTRUE,\r
473 pos,\r
474 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
475 covTr, \r
476 (Short_t)esdCascadePos->GetSign(),\r
477 esdCascadePos->GetITSClusterMap(), \r
478 pid,\r
479 vV0FromCascade,\r
480 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
481 vtx->UsesTrack(esdCascadePos->GetID()),\r
482 AliAODTrack::kSecondary,\r
483 selectInfo);\r
f2f21b24 484 aodTrack->SetTPCClusterMap(esdCascadePos->GetTPCClusterMap());\r
485 aodTrack->SetTPCSharedMap (esdCascadePos->GetTPCSharedMap());\r
f7ed7e88 486 aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter);\r
487 \r
488 if (esdCascadePos->GetSign() > 0) nPosTracks++;\r
489 aodTrack->ConvertAliPIDtoAODPID();\r
490 aodTrack->SetFlags(esdCascadePos->GetStatus());\r
491 SetAODPID(esdCascadePos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
492 }\r
493 else {\r
494 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxPosFromV0Dghter));\r
495 }\r
496 vV0FromCascade->AddDaughter(aodTrack);\r
497 \r
498 \r
499 // 4.A.3 - Add the negative tracks from the V0\r
500 \r
501 esdCascadeNeg->GetPxPyPz(momNeg);\r
502 esdCascadeNeg->GetXYZ(pos);\r
503 esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr);\r
504 esdCascadeNeg->GetESDpid(pid);\r
505 \r
506 \r
507 if (!usedTrack[idxNegFromV0Dghter]) {\r
508 usedTrack[idxNegFromV0Dghter] = kTRUE;\r
509 \r
510 UInt_t selectInfo = 0;\r
511 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg);\r
512 if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel());\r
513 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadeNeg->GetID(),\r
514 esdCascadeNeg->GetLabel(),\r
515 momNeg,\r
516 kTRUE,\r
517 pos,\r
518 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
519 covTr, \r
520 (Short_t)esdCascadeNeg->GetSign(),\r
521 esdCascadeNeg->GetITSClusterMap(), \r
522 pid,\r
523 vV0FromCascade,\r
524 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
525 vtx->UsesTrack(esdCascadeNeg->GetID()),\r
526 AliAODTrack::kSecondary,\r
527 selectInfo);\r
f2f21b24 528 aodTrack->SetTPCClusterMap(esdCascadeNeg->GetTPCClusterMap());\r
529 aodTrack->SetTPCSharedMap (esdCascadeNeg->GetTPCSharedMap());\r
f7ed7e88 530 aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter);\r
531 \r
532 if (esdCascadeNeg->GetSign() > 0) nPosTracks++;\r
533 aodTrack->ConvertAliPIDtoAODPID();\r
534 aodTrack->SetFlags(esdCascadeNeg->GetStatus());\r
535 SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
536 }\r
537 else {\r
538 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxNegFromV0Dghter));\r
539 }\r
540 \r
541 vV0FromCascade->AddDaughter(aodTrack);\r
542 \r
543 \r
544 // 4.A.4 - Add the V0 from cascade to the V0 array\r
545\r
546 Double_t dcaV0Daughters = esdV0FromCascade->GetDcaV0Daughters();\r
547 Double_t dcaV0ToPrimVertex = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(),\r
548 esd->GetPrimaryVertex()->GetY(),\r
549 esd->GetPrimaryVertex()->GetZ() );\r
550 esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); \r
551 esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); \r
552 \r
553 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
554 dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD( esd->GetPrimaryVertex()->GetX(),\r
555 esd->GetPrimaryVertex()->GetY(),\r
556 esd->GetMagneticField()) );\r
557 dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD( esd->GetPrimaryVertex()->GetX(),\r
558 esd->GetPrimaryVertex()->GetY(),\r
559 esd->GetMagneticField()) );\r
560 \r
561 aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, \r
562 dcaV0Daughters,\r
563 dcaV0ToPrimVertex, \r
564 momPosAtV0vtx, \r
565 momNegAtV0vtx, \r
566 dcaDaughterToPrimVertex); \r
567 // set the aod v0 on-the-fly status\r
568 aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus());\r
569\r
570 // Add the aodV0 to the aodVORefs\r
571 aodV0Refs->AddAt(aodV0,idxV0FromCascade);\r
572 \r
573 usedV0[idxV0FromCascade] = kTRUE;\r
574\r
575 } else { \r
576 // 4.B - if V0 structure already used\r
577\r
578 // Note :\r
579 // one V0 can be used by several cascades (frequent in PbPb evts) : \r
580 // same V0 which used but attached to different bachelor tracks\r
581 // -> aodVORefs and aodV0VtxRefs are needed.\r
582 // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array.\r
583 \r
584 vV0FromCascade = dynamic_cast<AliAODVertex*>( aodV0VtxRefs->At(idxV0FromCascade) );\r
585 aodV0 = dynamic_cast<AliAODv0*> ( aodV0Refs ->At(idxV0FromCascade) );\r
586 \r
587 // - Treatment of the parent for such a "re-used" V0 :\r
588 // Insert the cascade that reuses the V0 vertex in the lineage chain\r
589 // Before : vV0 -> vCascade1 -> vPrimary\r
590 // - Hyp : cascade2 uses the same V0 as cascade1\r
591 // After : vV0 -> vCascade2 -> vCascade1 -> vPrimary\r
592 \r
593 AliAODVertex *vCascadePreviousParent = dynamic_cast<AliAODVertex*> (vV0FromCascade->GetParent());\r
594 vV0FromCascade->SetParent(vCascade);\r
595 vCascade ->SetParent(vCascadePreviousParent);\r
596\r
597 if(fDebug > 2) \r
598 printf("---- Cascade / Lineage insertion\n"\r
599 "Parent of V0 vtx = Cascade vtx %p\n"\r
600 "Parent of the cascade vtx = Cascade vtx %p\n"\r
601 "Parent of the parent cascade vtx = Cascade vtx %p\n", \r
602 static_cast<void*> (vV0FromCascade->GetParent()),\r
603 static_cast<void*> (vCascade->GetParent()),\r
604 static_cast<void*> (vCascadePreviousParent->GetParent()) );\r
605 \r
606 }// end if V0 structure already used\r
607\r
608 if (fDebug > 2) {\r
609 printf("---- Cascade / V0 vertex: \n");\r
610 vV0FromCascade->Print();\r
611 }\r
612\r
613 if (fDebug > 4) {\r
614 printf("---- Cascade / pos dghter : \n");\r
615 aodTrack->Print();\r
616 printf("---- Cascade / neg dghter : \n");\r
617 aodTrack->Print();\r
618 printf("---- Cascade / aodV0 : \n");\r
619 aodV0->Print();\r
620 }\r
621\r
622 // In any case (used V0 or not), add the V0 vertex to the cascade one.\r
623 vCascade->AddDaughter(vV0FromCascade); \r
624 \r
625 \r
626 // 5 - Add the primary track of the cascade (if any)\r
627\r
628\r
629 // 6 - Add the cascade to the AOD array of cascades\r
630\r
631 Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(),\r
632 esd->GetPrimaryVertex()->GetY(),\r
633 esd->GetMagneticField()) );\r
634\r
635 esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[2]);\r
636\r
637 aodCascade = new(cascades[jCascades++]) AliAODcascade( vCascade,\r
638 esdCascade->Charge(),\r
639 esdCascade->GetDcaXiDaughters(),\r
640 -999.,\r
641 // DCAXiToPrimVtx -> needs to be calculated ----|\r
642 // doesn't exist at ESD level;\r
643 // See AODcascade::DcaXiToPrimVertex(Double, Double, Double)\r
644 dcaBachToPrimVertexXY,\r
645 momBachAtCascadeVtx,\r
646 *aodV0);\r
647 \r
648 if (fDebug > 3) {\r
649 printf("---- Cascade / AOD cascade : \n\n");\r
650 aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ());\r
651 }\r
652\r
653 } // end of the loop on cascades\r
654\r
655 cascades.Expand(jCascades);\r
656\r
657\r
658 //\r
659 // V0s\r
660 //\r
661 \r
662 for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {\r
663 \r
664 if (usedV0[nV0]) continue; // skip if already added to the AOD\r
665 \r
666 AliESDv0 *v0 = esd->GetV0(nV0);\r
667 Int_t posFromV0 = v0->GetPindex();\r
668 Int_t negFromV0 = v0->GetNindex();\r
669 \r
670 // V0 selection \r
671 //\r
672 AliESDVertex *esdVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
673 AliESDtrack *esdV0Pos = esd->GetTrack(posFromV0);\r
674 AliESDtrack *esdV0Neg = esd->GetTrack(negFromV0);\r
675 TList v0objects;\r
676 v0objects.AddAt(v0, 0);\r
677 v0objects.AddAt(esdV0Pos, 1);\r
678 v0objects.AddAt(esdV0Neg, 2);\r
679 v0objects.AddAt(esdVtx, 3);\r
680 UInt_t selectV0 = 0;\r
681 if (fV0Filter) {\r
682 selectV0 = fV0Filter->IsSelected(&v0objects);\r
683 // this is a little awkward but otherwise the \r
684 // list wants to access the pointer (delete it) \r
685 // again when going out of scope\r
686 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
687 esdVtx = 0;\r
688 if (!selectV0) \r
689 continue;\r
690 }\r
691 else{\r
692 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
693 esdVtx = 0;\r
694 }\r
695 \r
696 v0->GetXYZ(pos[0], pos[1], pos[2]);\r
697\r
698 if (!old) {\r
699 chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3\r
700 v0->GetPosCov(covVtx);\r
701 } else {\r
702 chi2 = -999.;\r
703 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
704 }\r
705\r
706\r
707 AliAODVertex * vV0 = \r
708 new(vertices[jVertices++]) AliAODVertex(pos,\r
709 covVtx,\r
710 chi2,\r
711 primary,\r
712 nV0,\r
713 AliAODVertex::kV0);\r
714 primary->AddDaughter(vV0);\r
715 \r
716\r
717 // Add the positive tracks from the V0\r
718 \r
719 esdV0Pos->GetPxPyPz(momPos);\r
720 esdV0Pos->GetXYZ(pos);\r
721 esdV0Pos->GetCovarianceXYZPxPyPz(covTr);\r
722 esdV0Pos->GetESDpid(pid);\r
723 \r
724 if (!usedTrack[posFromV0]) {\r
725 usedTrack[posFromV0] = kTRUE;\r
726 UInt_t selectInfo = 0;\r
727 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos);\r
728 if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel());\r
729 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(),\r
730 esdV0Pos->GetLabel(), \r
731 momPos, \r
732 kTRUE,\r
733 pos,\r
734 kFALSE,\r
735 covTr, \r
736 (Short_t)esdV0Pos->GetSign(),\r
737 esdV0Pos->GetITSClusterMap(), \r
738 pid,\r
739 vV0,\r
740 kTRUE, // check if this is right\r
741 vtx->UsesTrack(esdV0Pos->GetID()),\r
742 AliAODTrack::kSecondary,\r
743 selectInfo);\r
f2f21b24 744 aodTrack->SetTPCClusterMap(esdV0Pos->GetTPCClusterMap());\r
745 aodTrack->SetTPCSharedMap (esdV0Pos->GetTPCSharedMap());\r
746\r
f7ed7e88 747 aodTrackRefs->AddAt(aodTrack,posFromV0);\r
748 // if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt());\r
749 if (esdV0Pos->GetSign() > 0) nPosTracks++;\r
750 aodTrack->ConvertAliPIDtoAODPID();\r
751 aodTrack->SetFlags(esdV0Pos->GetStatus());\r
752 SetAODPID(esdV0Pos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
753 }\r
754 else {\r
755 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(posFromV0));\r
756 // if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt());\r
757 }\r
758 vV0->AddDaughter(aodTrack);\r
759 \r
760 // Add the negative tracks from the V0\r
761 \r
762 esdV0Neg->GetPxPyPz(momNeg);\r
763 esdV0Neg->GetXYZ(pos);\r
764 esdV0Neg->GetCovarianceXYZPxPyPz(covTr);\r
765 esdV0Neg->GetESDpid(pid);\r
766 \r
767 if (!usedTrack[negFromV0]) {\r
768 usedTrack[negFromV0] = kTRUE;\r
769 UInt_t selectInfo = 0;\r
770 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg);\r
771 if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel());\r
772 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(),\r
773 esdV0Neg->GetLabel(),\r
774 momNeg,\r
775 kTRUE,\r
776 pos,\r
777 kFALSE,\r
778 covTr, \r
779 (Short_t)esdV0Neg->GetSign(),\r
780 esdV0Neg->GetITSClusterMap(), \r
781 pid,\r
782 vV0,\r
783 kTRUE, // check if this is right\r
784 vtx->UsesTrack(esdV0Neg->GetID()),\r
785 AliAODTrack::kSecondary,\r
786 selectInfo);\r
f2f21b24 787 aodTrack->SetTPCClusterMap(esdV0Neg->GetTPCClusterMap());\r
788 aodTrack->SetTPCSharedMap (esdV0Neg->GetTPCSharedMap());\r
f7ed7e88 789 \r
790 aodTrackRefs->AddAt(aodTrack,negFromV0);\r
791 // if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt());\r
792 if (esdV0Neg->GetSign() > 0) nPosTracks++;\r
793 aodTrack->ConvertAliPIDtoAODPID();\r
794 aodTrack->SetFlags(esdV0Neg->GetStatus());\r
795 SetAODPID(esdV0Neg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
796 }\r
797 else {\r
798 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(negFromV0));\r
799 // if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt());\r
800 }\r
801 vV0->AddDaughter(aodTrack);\r
802\r
803\r
804 // Add the V0 the V0 array as well\r
805 \r
806 Double_t dcaV0Daughters = v0->GetDcaV0Daughters();\r
807 Double_t dcaV0ToPrimVertex = v0->GetD(esd->GetPrimaryVertex()->GetX(),\r
808 esd->GetPrimaryVertex()->GetY(),\r
809 esd->GetPrimaryVertex()->GetZ());\r
810 v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); \r
811 v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); \r
812 \r
813 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
814 dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD( esd->GetPrimaryVertex()->GetX(),\r
815 esd->GetPrimaryVertex()->GetY(),\r
816 esd->GetMagneticField()) );\r
817 dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD( esd->GetPrimaryVertex()->GetX(),\r
818 esd->GetPrimaryVertex()->GetY(),\r
819 esd->GetMagneticField()) );\r
820 \r
821 aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, \r
822 dcaV0Daughters,\r
823 dcaV0ToPrimVertex,\r
824 momPosAtV0vtx,\r
825 momNegAtV0vtx,\r
826 dcaDaughterToPrimVertex);\r
827\r
828 // set the aod v0 on-the-fly status\r
829 aodV0->SetOnFlyStatus(v0->GetOnFlyStatus());\r
830 }//End of loop on V0s \r
831\r
832 v0s.Expand(jV0s); \r
833\r
834 if (fDebug > 0) printf(" NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s);\r
835 // end of V0 parts\r
836\r
837\r
838 // Kinks: it is a big mess the access to the information in the kinks\r
839 // The loop is on the tracks in order to find the mother and daugther of each kink\r
840 \r
841 \r
842 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {\r
843 \r
844 AliESDtrack * esdTrack = esd->GetTrack(iTrack);\r
845 \r
846 Int_t ikink = esdTrack->GetKinkIndex(0);\r
847 \r
848 if (ikink && nKinks) {\r
849 // Negative kink index: mother, positive: daughter\r
850 \r
851 // Search for the second track of the kink\r
852 \r
853 for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {\r
854 \r
855 AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);\r
856 \r
857 Int_t jkink = esdTrack1->GetKinkIndex(0);\r
858 \r
859 if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {\r
860 \r
861 // The two tracks are from the same kink\r
862 \r
863 if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks\r
864 \r
865 Int_t imother = -1;\r
866 Int_t idaughter = -1;\r
867 \r
868 if (ikink<0 && jkink>0) {\r
869 \r
870 imother = iTrack;\r
871 idaughter = jTrack;\r
872 }\r
873 else if (ikink>0 && jkink<0) {\r
874 \r
875 imother = jTrack;\r
876 idaughter = iTrack;\r
877 }\r
878 else {\r
879// cerr << "Error: Wrong combination of kink indexes: "\r
880// << ikink << " " << jkink << endl;\r
881 continue;\r
882 }\r
883 \r
884 // Add the mother track if it passed primary track selection cuts\r
885 \r
886 AliAODTrack * mother = NULL;\r
887 \r
888 UInt_t selectInfo = 0;\r
889 if (fTrackFilter) {\r
890 selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother));\r
891 if (!selectInfo) continue;\r
892 }\r
893 \r
894 if (!usedTrack[imother]) {\r
895 \r
896 usedTrack[imother] = kTRUE;\r
897 \r
898 AliESDtrack *esdTrackM = esd->GetTrack(imother);\r
899 esdTrackM->GetPxPyPz(p);\r
900 esdTrackM->GetXYZ(pos);\r
901 esdTrackM->GetCovarianceXYZPxPyPz(covTr);\r
902 esdTrackM->GetESDpid(pid);\r
903 if(mcH)mcH->SelectParticle(esdTrackM->GetLabel());\r
904 mother = \r
905 new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(),\r
906 esdTrackM->GetLabel(),\r
907 p,\r
908 kTRUE,\r
909 pos,\r
910 kFALSE,\r
911 covTr, \r
912 (Short_t)esdTrackM->GetSign(),\r
913 esdTrackM->GetITSClusterMap(), \r
914 pid,\r
915 primary,\r
916 kTRUE, // check if this is right\r
917 vtx->UsesTrack(esdTrack->GetID()),\r
918 AliAODTrack::kPrimary,\r
919 selectInfo);\r
f2f21b24 920 mother->SetTPCClusterMap(esdTrackM->GetTPCClusterMap());\r
921 mother->SetTPCSharedMap (esdTrackM->GetTPCSharedMap());\r
f7ed7e88 922 aodTrackRefs->AddAt(mother, imother);\r
923 \r
924 if (esdTrackM->GetSign() > 0) nPosTracks++;\r
925 mother->SetFlags(esdTrackM->GetStatus());\r
926 mother->ConvertAliPIDtoAODPID();\r
927 primary->AddDaughter(mother);\r
928 mother->ConvertAliPIDtoAODPID();\r
929 SetAODPID(esdTrackM,mother,detpid,timezero,esd->GetMagneticField());\r
930 }\r
931 else {\r
932// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
933// << " track " << imother << " has already been used!" << endl;\r
934 }\r
935 \r
936 // Add the kink vertex\r
937 AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);\r
938 \r
939 AliAODVertex * vkink = \r
940 new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),\r
941 NULL,\r
942 0.,\r
943 mother,\r
944 esdTrack->GetID(), // This is the track ID of the mother's track!\r
945 AliAODVertex::kKink);\r
946 // Add the daughter track\r
947 \r
948 AliAODTrack * daughter = NULL;\r
949 \r
950 if (!usedTrack[idaughter]) {\r
951 \r
952 usedTrack[idaughter] = kTRUE;\r
953 \r
954 AliESDtrack *esdTrackD = esd->GetTrack(idaughter);\r
955 esdTrackD->GetPxPyPz(p);\r
956 esdTrackD->GetXYZ(pos);\r
957 esdTrackD->GetCovarianceXYZPxPyPz(covTr);\r
958 esdTrackD->GetESDpid(pid);\r
959 selectInfo = 0;\r
960 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD);\r
961 if(mcH)mcH->SelectParticle(esdTrackD->GetLabel());\r
962 daughter = \r
963 new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(),\r
964 esdTrackD->GetLabel(),\r
965 p,\r
966 kTRUE,\r
967 pos,\r
968 kFALSE,\r
969 covTr, \r
970 (Short_t)esdTrackD->GetSign(),\r
971 esdTrackD->GetITSClusterMap(), \r
972 pid,\r
973 vkink,\r
974 kTRUE, // check if this is right\r
975 vtx->UsesTrack(esdTrack->GetID()),\r
976 AliAODTrack::kSecondary,\r
977 selectInfo);\r
f2f21b24 978 daughter->SetTPCClusterMap(esdTrackD->GetTPCClusterMap());\r
979 daughter->SetTPCSharedMap (esdTrackD->GetTPCSharedMap());\r
f7ed7e88 980 aodTrackRefs->AddAt(daughter, idaughter);\r
981 \r
982 if (esdTrackD->GetSign() > 0) nPosTracks++;\r
983 daughter->SetFlags(esdTrackD->GetStatus());\r
984 daughter->ConvertAliPIDtoAODPID();\r
985 vkink->AddDaughter(daughter);\r
986 daughter->ConvertAliPIDtoAODPID();\r
987 SetAODPID(esdTrackD,daughter,detpid,timezero,esd->GetMagneticField());\r
988 }\r
989 else {\r
990// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
991// << " track " << idaughter << " has already been used!" << endl;\r
992 }\r
993 }\r
994 }\r
995 } \r
996 }\r
997 \r
998 \r
999 // Tracks (primary and orphan)\r
1000\r
1001 if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks);\r
1002 \r
1003 for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {\r
1004 \r
1005 \r
1006 if (usedTrack[nTrack]) continue;\r
1007\r
1008 AliESDtrack *esdTrack = esd->GetTrack(nTrack);\r
1009 UInt_t selectInfo = 0;\r
1010 //\r
1011 // Track selection\r
1012 if (fTrackFilter) {\r
1013 selectInfo = fTrackFilter->IsSelected(esdTrack);\r
1014 if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue;\r
1015 }\r
1016 \r
1017 //\r
1018 esdTrack->GetPxPyPz(p);\r
1019 esdTrack->GetXYZ(pos);\r
1020 esdTrack->GetCovarianceXYZPxPyPz(covTr);\r
1021 esdTrack->GetESDpid(pid);\r
1022 if(mcH)mcH->SelectParticle(esdTrack->GetLabel());\r
1023 primary->AddDaughter(aodTrack =\r
1024 new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),\r
1025 esdTrack->GetLabel(),\r
1026 p,\r
1027 kTRUE,\r
1028 pos,\r
1029 kFALSE,\r
1030 covTr, \r
1031 (Short_t)esdTrack->GetSign(),\r
1032 esdTrack->GetITSClusterMap(), \r
1033 pid,\r
1034 primary,\r
1035 kTRUE, // check if this is right\r
1036 vtx->UsesTrack(esdTrack->GetID()),\r
1037 AliAODTrack::kPrimary, \r
1038 selectInfo)\r
1039 );\r
f2f21b24 1040 aodTrack->SetTPCClusterMap(esdTrack->GetTPCClusterMap());\r
1041 aodTrack->SetTPCSharedMap (esdTrack->GetTPCSharedMap());\r
f7ed7e88 1042 aodTrackRefs->AddAt(aodTrack, nTrack);\r
f2f21b24 1043\r
f7ed7e88 1044 \r
1045 if (esdTrack->GetSign() > 0) nPosTracks++;\r
1046 aodTrack->SetFlags(esdTrack->GetStatus());\r
1047 aodTrack->ConvertAliPIDtoAODPID();\r
1048 SetAODPID(esdTrack,aodTrack,detpid,timezero,esd->GetMagneticField());\r
1049 } // end of loop on tracks\r
1050 \r
1051 // Update number of AOD tracks in header at the end of track loop (M.G.)\r
1052 header->SetRefMultiplicity(jTracks);\r
1053 header->SetRefMultiplicityPos(nPosTracks);\r
1054 header->SetRefMultiplicityNeg(jTracks - nPosTracks);\r
1055 if (fDebug > 0) \r
1056 printf(" NAODTRACKS=%d NPOS=%d NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks);\r
1057 // Do not shrink the array of tracks - other filters may add to it (M.G)\r
1058 // tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks\r
1059 \r
1060 // Access to the AOD container of PMD clusters\r
1061 TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters());\r
1062 Int_t jPmdClusters=0;\r
1063 \r
1064 for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) {\r
1065 // file pmd clusters, to be revised!\r
1066 AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd);\r
1067 Int_t nLabel = 0;\r
1068 Int_t *label = 0x0;\r
1069 Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()};\r
1070 Double_t pidPmd[13] = { 0.}; // to be revised!\r
1071 // type not set!\r
1072 // assoc cluster not set\r
1073 new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd);\r
1074 }\r
1075\r
1076 // Access to the AOD container of clusters\r
1077 TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters());\r
1078 Int_t jClusters=0;\r
1079 \r
1080 for (Int_t iClust=0; iClust<nCaloClus; ++iClust) {\r
1081\r
1082 AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);\r
1083\r
1084 Int_t id = cluster->GetID();\r
1085 Int_t nLabel = cluster->GetNLabels();\r
1086 TArrayI* labels = cluster->GetLabels();\r
1087 Int_t *label = 0;\r
1088 if (labels){\r
1089 label = (cluster->GetLabels())->GetArray();\r
1090 for(int i = 0;i < labels->GetSize();++i){\r
1091 if(mcH)mcH->SelectParticle(label[i]);\r
1092 }\r
1093 } \r
1094\r
1095 Float_t energy = cluster->E();\r
1096 cluster->GetPosition(posF);\r
1097 Char_t ttype = AliAODCluster::kUndef; \r
1098\r
1099 if (cluster->GetClusterType() == AliESDCaloCluster::kPHOSCluster) {\r
1100 ttype=AliAODCluster::kPHOSNeutral;\r
1101 } \r
1102 else if (cluster->GetClusterType() == AliESDCaloCluster::kEMCALClusterv1) {\r
1103 ttype = AliAODCluster::kEMCALClusterv1;\r
1104 }\r
1105\r
1106 \r
1107 AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id,\r
1108 nLabel,\r
1109 label,\r
1110 energy,\r
1111 posF,\r
1112 NULL,\r
1113 ttype);\r
1114 \r
1115 caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(),\r
1116 cluster->GetClusterDisp(),\r
1117 cluster->GetM20(), cluster->GetM02(),\r
1118 cluster->GetEmcCpvDistance(), \r
1119 cluster->GetNExMax(),cluster->GetTOF()) ;\r
1120\r
1121 caloCluster->SetPIDFromESD(cluster->GetPid());\r
1122 caloCluster->SetNCells(cluster->GetNCells());\r
1123 caloCluster->SetCellsAbsId(cluster->GetCellsAbsId());\r
1124 caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction());\r
1125\r
1126 TArrayI* matchedT = cluster->GetTracksMatched();\r
1127 if (nTracks>0 && matchedT && cluster->GetTrackMatched() >= 0) { \r
1128 for (Int_t im = 0; im < matchedT->GetSize(); im++) {\r
1129 Int_t iESDtrack = matchedT->At(im);;\r
1130 if (aodTrackRefs->At(iESDtrack) != 0) {\r
1131 caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack));\r
1132 }\r
1133 }\r
1134 }\r
1135 \r
1136 } \r
1137 caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters \r
1138 // end of loop on calo clusters\r
1139\r
1140 // fill EMCAL cell info\r
1141 if (esd->GetEMCALCells()) { // protection against missing ESD information\r
1142 AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells());\r
1143 Int_t nEMcell = esdEMcells.GetNumberOfCells() ;\r
1144 \r
1145 AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells());\r
1146 aodEMcells.CreateContainer(nEMcell);\r
1147 aodEMcells.SetType(AliAODCaloCells::kEMCAL);\r
1148 for (Int_t iCell = 0; iCell < nEMcell; iCell++) { \r
1149 aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell));\r
1150 }\r
1151 aodEMcells.Sort();\r
1152 }\r
1153\r
1154 // fill PHOS cell info\r
1155 if (esd->GetPHOSCells()) { // protection against missing ESD information\r
1156 AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells());\r
1157 Int_t nPHcell = esdPHcells.GetNumberOfCells() ;\r
1158 \r
1159 AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells());\r
1160 aodPHcells.CreateContainer(nPHcell);\r
1161 aodPHcells.SetType(AliAODCaloCells::kPHOS);\r
1162 for (Int_t iCell = 0; iCell < nPHcell; iCell++) { \r
1163 aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell));\r
1164 }\r
1165 aodPHcells.Sort();\r
1166 }\r
1167\r
1168 // tracklets \r
1169 AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets());\r
1170 const AliMultiplicity *mult = esd->GetMultiplicity();\r
1171 if (mult) {\r
1172 if (mult->GetNumberOfTracklets()>0) {\r
1173 SPDTracklets.CreateContainer(mult->GetNumberOfTracklets());\r
1174\r
1175 for (Int_t n=0; n<mult->GetNumberOfTracklets(); n++) {\r
1176 if(mcH){\r
1177 mcH->SelectParticle(mult->GetLabel(n, 0));\r
1178 mcH->SelectParticle(mult->GetLabel(n, 1));\r
1179 }\r
1180 SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1));\r
1181 }\r
1182 }\r
1183 } else {\r
1184 //Printf("ERROR: AliMultiplicity could not be retrieved from ESD");\r
1185 }\r
1186\r
1187 delete [] usedKink;\r
1188 delete [] usedV0;\r
1189 delete [] usedTrack; \r
1190 delete aodV0Refs;\r
1191 delete aodV0VtxRefs;\r
1192 delete aodTrackRefs;\r
1193\r
1194 return;\r
1195}\r
1196\r
1197\r
1198void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero, Double_t bfield)\r
1199{\r
1200 //\r
1201 // Setter for the raw PID detector signals\r
1202 //\r
1203\r
1204 // Save PID object for candidate electrons\r
1205 Bool_t pidSave = kFALSE;\r
1206 if (fTrackFilter) {\r
1207 Bool_t selectInfo = fTrackFilter->IsSelected("Electrons");\r
1208 if (selectInfo) pidSave = kTRUE;\r
1209 }\r
1210\r
1211\r
1212 // Tracks passing pt cut \r
1213 if(esdtrack->Pt()>fHighPthreshold) {\r
1214 pidSave = kTRUE;\r
1215 } else {\r
1216 if(fPtshape){\r
1217 if(esdtrack->Pt()> fPtshape->GetXmin()){\r
1218 Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold);\r
1219 if(gRandom->Rndm(0)<1./y){\r
1220 pidSave = kTRUE;\r
1221 }//end rndm\r
1222 }//end if p < pmin\r
1223 }//end if p function\r
1224 }// end else\r
1225\r
1226 if (pidSave) {\r
6ece2430 1227 if(!aodtrack->GetDetPid()){// prevent memory leak when calling SetAODPID twice for the same track\r
f7ed7e88 1228 detpid = new AliAODPid();\r
1229 SetDetectorRawSignals(detpid,esdtrack,timezero, bfield);\r
1230 aodtrack->SetDetPID(detpid);\r
6ece2430 1231 }\r
f7ed7e88 1232 }\r
1233}\r
1234\r
1235void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero, Double_t bfield)\r
1236{\r
1237//\r
1238//assignment of the detector signals (AliXXXesdPID inspired)\r
1239//\r
1240 if(!track){\r
1241 AliInfo("no ESD track found. .....exiting");\r
1242 return;\r
1243 }\r
1244\r
1245 aodpid->SetITSsignal(track->GetITSsignal());\r
1246 aodpid->SetTPCsignal(track->GetTPCsignal());\r
1247 //n TRD planes = 6\r
1248\r
1249 Int_t nslices = track->GetNumberOfTRDslices()*6;\r
1250 Double_t *trdslices = new Double_t[nslices];\r
1251 for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) {\r
1252 for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl);\r
1253 }\r
1254\r
1255\r
1256 aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices);\r
1257 Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times);\r
1258 aodpid->SetIntegratedTimes(times);\r
1259\r
1260 aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed\r
1261 aodpid->SetHMPIDsignal(track->GetHMPIDsignal());\r
1262\r
1263 //Extrapolate track to EMCAL surface for AOD-level track-cluster matching\r
1264 Double_t emcpos[3] = {0.,0.,0.};\r
1265 Double_t emcmom[3] = {0.,0.,0.};\r
1266 aodpid->SetEMCALPosition(emcpos);\r
1267 aodpid->SetEMCALMomentum(emcmom);\r
1268\r
1269 AliExternalTrackParam *outerparam = (AliExternalTrackParam*)track->GetOuterParam();\r
1270 if(!outerparam) return;\r
1271\r
1272 //To be replaced by call to AliEMCALGeoUtils when the class becomes available\r
1273 Double_t radius = 441.0; //[cm] EMCAL radius +13cm\r
1274\r
1275 Bool_t okpos = outerparam->GetXYZAt(radius,bfield,emcpos);\r
1276 Bool_t okmom = outerparam->GetPxPyPzAt(radius,bfield,emcmom);\r
1277 if(!(okpos && okmom)) return;\r
1278\r
1279 aodpid->SetEMCALPosition(emcpos);\r
1280 aodpid->SetEMCALMomentum(emcmom);\r
1281\r
1282}\r
1283\r
1284void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/)\r
1285{\r
1286// Terminate analysis\r
1287//\r
1288 if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n");\r
1289}\r
1290\r
1291void AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){\r
1292 if(!pStack)return;\r
1293 label = TMath::Abs(label);\r
1294 TParticle *part = pStack->Particle(label);\r
1295 Printf("########################");\r
1296 Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P());\r
1297 part->Print();\r
1298 TParticle* mother = part;\r
1299 Int_t imo = part->GetFirstMother();\r
1300 Int_t nprim = pStack->GetNprimary();\r
1301 // while((imo >= nprim) && (mother->GetUniqueID() == 4)) {\r
1302 while((imo >= nprim)) {\r
1303 mother = pStack->Particle(imo);\r
1304 Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P());\r
1305 mother->Print();\r
1306 imo = mother->GetFirstMother();\r
1307 }\r
1308 Printf("########################");\r
1309}\r