Code needed to add the momenta at the TPC and at the TRD. (Rosella Romita)
[u/mrichter/AliRoot.git] / ANALYSIS / AliAnalysisTaskESDfilter.cxx
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f7ed7e88 1/**************************************************************************\r
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *\r
3 * *\r
4 * Author: The ALICE Off-line Project. *\r
5 * Contributors are mentioned in the code where appropriate. *\r
6 * *\r
7 * Permission to use, copy, modify and distribute this software and its *\r
8 * documentation strictly for non-commercial purposes is hereby granted *\r
9 * without fee, provided that the above copyright notice appears in all *\r
10 * copies and that both the copyright notice and this permission notice *\r
11 * appear in the supporting documentation. The authors make no claims *\r
12 * about the suitability of this software for any purpose. It is *\r
13 * provided "as is" without express or implied warranty. *\r
14 **************************************************************************/\r
15\r
16/* $Id: AliAnalysisTaskESDfilter.cxx 24535 2008-03-16 22:43:30Z fca $ */\r
17 \r
18#include <TChain.h>\r
19#include <TTree.h>\r
20#include <TList.h>\r
21#include <TArrayI.h>\r
22#include <TRandom.h>\r
23#include <TParticle.h>\r
24\r
25#include "AliAnalysisTaskESDfilter.h"\r
26#include "AliAnalysisManager.h"\r
27#include "AliESDEvent.h"\r
f2f21b24 28#include "AliESDRun.h"\r
f7ed7e88 29#include "AliStack.h"\r
30#include "AliAODEvent.h"\r
31#include "AliMCEvent.h"\r
32#include "AliMCEventHandler.h"\r
33#include "AliESDInputHandler.h"\r
34#include "AliAODHandler.h"\r
35#include "AliAODMCParticle.h"\r
36#include "AliAnalysisFilter.h"\r
37#include "AliESDMuonTrack.h"\r
38#include "AliESDVertex.h"\r
39#include "AliESDv0.h"\r
40#include "AliESDkink.h"\r
41#include "AliESDcascade.h"\r
42#include "AliESDPmdTrack.h"\r
43#include "AliESDCaloCluster.h"\r
44#include "AliESDCaloCells.h"\r
45#include "AliMultiplicity.h"\r
46#include "AliLog.h"\r
47\r
48ClassImp(AliAnalysisTaskESDfilter)\r
49\r
50////////////////////////////////////////////////////////////////////////\r
51\r
52AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter():\r
53 AliAnalysisTaskSE(),\r
54 fTrackFilter(0x0),\r
55 fKinkFilter(0x0),\r
56 fV0Filter(0x0),\r
57 fCascadeFilter(0x0),\r
58 fHighPthreshold(0),\r
59 fPtshape(0x0)\r
60{\r
61 // Default constructor\r
62}\r
63\r
64AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter(const char* name):\r
65 AliAnalysisTaskSE(name),\r
66 fTrackFilter(0x0),\r
67 fKinkFilter(0x0),\r
68 fV0Filter(0x0),\r
69 fCascadeFilter(0x0),\r
70 fHighPthreshold(0),\r
71 fPtshape(0x0)\r
72{\r
73 // Constructor\r
74}\r
75\r
76void AliAnalysisTaskESDfilter::UserCreateOutputObjects()\r
77{\r
cd5eefa7 78 //\r
79 // Create Output Objects conenct filter to outputtree\r
80 // \r
f7ed7e88 81 OutputTree()->GetUserInfo()->Add(fTrackFilter);\r
82}\r
83\r
84void AliAnalysisTaskESDfilter::Init()\r
85{\r
86 // Initialization\r
87 if (fDebug > 1) AliInfo("Init() \n");\r
88 // Call configuration file\r
89}\r
90\r
91\r
92void AliAnalysisTaskESDfilter::UserExec(Option_t */*option*/)\r
93{\r
94// Execute analysis for current event\r
95//\r
96 \r
97 Long64_t ientry = Entry();\r
f2f21b24 98 \r
e26c0b71 99 if (fDebug > 0) {\r
f2f21b24 100 printf("Filter: Analysing event # %5d\n", (Int_t) ientry);\r
101 if (fHighPthreshold == 0) AliInfo("detector PID signals are stored in each track");\r
102 if (!fPtshape) AliInfo("detector PID signals are not stored below the pt threshold");\r
e26c0b71 103 }\r
f2f21b24 104 \r
f7ed7e88 105 ConvertESDtoAOD();\r
106}\r
107\r
108void AliAnalysisTaskESDfilter::ConvertESDtoAOD() {\r
109 // ESD Filter analysis task executed for each event\r
110\r
111 AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent());\r
112 AliESD* old = esd->GetAliESDOld();\r
113\r
114 // Fetch Stack for debuggging if available \r
115 AliStack *pStack = 0;\r
116 AliMCEventHandler *mcH = 0;\r
117 if(MCEvent()){\r
118 pStack = MCEvent()->Stack();\r
119 mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); \r
120 }\r
121 // set arrays and pointers\r
122 Float_t posF[3];\r
123 Double_t pos[3];\r
124 Double_t p[3];\r
125 Double_t momPos[3]; \r
126 Double_t momNeg[3];\r
127 Double_t momBach[3];\r
128 Double_t momPosAtV0vtx[3];\r
129 Double_t momNegAtV0vtx[3];\r
130 Double_t momBachAtCascadeVtx[3];\r
131 Double_t covVtx[6];\r
132 Double_t covTr[21];\r
133 Double_t pid[10];\r
134\r
135 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
136 for (Int_t i = 0; i < 21; i++) covTr [i] = 0.;\r
137\r
138 \r
139 // loop over events and fill them\r
f7ed7e88 140 // Multiplicity information needed by the header (to be revised!)\r
141 Int_t nTracks = esd->GetNumberOfTracks();\r
142 // if (fDebug > 0) printf("-------------------Bo: Number of ESD tracks %d \n",nTracks);\r
143\r
144 Int_t nPosTracks = 0;\r
f7ed7e88 145 \r
146 // Update the header\r
147\r
148 AliAODHeader* header = AODEvent()->GetHeader();\r
f2f21b24 149 \r
f7ed7e88 150 header->SetRunNumber(esd->GetRunNumber());\r
151 if (old) {\r
152 header->SetBunchCrossNumber(0);\r
153 header->SetOrbitNumber(0);\r
154 header->SetPeriodNumber(0);\r
155 header->SetEventType(0);\r
f2f21b24 156 header->SetMuonMagFieldScale(-999.);\r
157 header->SetCentrality(-999.); \r
f7ed7e88 158 } else {\r
159 header->SetBunchCrossNumber(esd->GetBunchCrossNumber());\r
160 header->SetOrbitNumber(esd->GetOrbitNumber());\r
161 header->SetPeriodNumber(esd->GetPeriodNumber());\r
162 header->SetEventType(esd->GetEventType());\r
f7ed7e88 163 header->SetCentrality(-999.); // FIXME\r
164 }\r
f2f21b24 165 // Trigger\r
efa1edeb 166 header->SetFiredTriggerClasses(esd->GetFiredTriggerClasses());\r
f7ed7e88 167 header->SetTriggerMask(esd->GetTriggerMask()); \r
168 header->SetTriggerCluster(esd->GetTriggerCluster());\r
f2f21b24 169 \r
170\r
f7ed7e88 171 header->SetMagneticField(esd->GetMagneticField());\r
db7ce896 172 header->SetMuonMagFieldScale(esd->GetCurrentDip()/6000.);\r
f7ed7e88 173 header->SetZDCN1Energy(esd->GetZDCN1Energy());\r
174 header->SetZDCP1Energy(esd->GetZDCP1Energy());\r
175 header->SetZDCN2Energy(esd->GetZDCN2Energy());\r
176 header->SetZDCP2Energy(esd->GetZDCP2Energy());\r
177 header->SetZDCEMEnergy(esd->GetZDCEMEnergy(0),esd->GetZDCEMEnergy(1));\r
f2f21b24 178\r
179 \r
f7ed7e88 180 Float_t diamxy[2]={esd->GetDiamondX(),esd->GetDiamondY()};\r
181 Float_t diamcov[3]; esd->GetDiamondCovXY(diamcov);\r
182 header->SetDiamond(diamxy,diamcov);\r
183//\r
184//\r
185 Int_t nV0s = esd->GetNumberOfV0s();\r
186 Int_t nCascades = esd->GetNumberOfCascades();\r
187 Int_t nKinks = esd->GetNumberOfKinks();\r
188 Int_t nVertices = nV0s + nCascades /*V0 wihtin cascade already counted*/+ nKinks + 1 /* = prim. vtx*/;\r
189 Int_t nJets = 0;\r
190 Int_t nCaloClus = esd->GetNumberOfCaloClusters();\r
191 Int_t nFmdClus = 0;\r
192 Int_t nPmdClus = esd->GetNumberOfPmdTracks();\r
193 \r
194 if (fDebug > 0) \r
195 printf(" NV0=%d NCASCADES=%d NKINKS=%d\n", nV0s, nCascades, nKinks);\r
196 \r
197 AODEvent()->ResetStd(nTracks, nVertices, nV0s, nCascades, nJets, nCaloClus, nFmdClus, nPmdClus);\r
198\r
199\r
200 AliAODTrack *aodTrack = 0x0;\r
201 AliAODPid *detpid = 0x0;\r
202 Double_t timezero = 0; //TO BE FIXED\r
203 AliAODVertex *vV0FromCascade = 0x0;\r
204 AliAODv0 *aodV0 = 0x0;\r
205 AliAODcascade *aodCascade = 0x0;\r
206 \r
207 // RefArray to store the mapping between esd track number and newly created AOD-Track\r
208 TRefArray *aodTrackRefs = NULL;\r
209 if (nTracks > 0) aodTrackRefs = new TRefArray(nTracks);\r
210\r
211 // RefArray to store a mapping between esd V0 number and newly created AOD-Vertex V0\r
212 TRefArray *aodV0VtxRefs = NULL;\r
213 if (nV0s > 0) aodV0VtxRefs = new TRefArray(nV0s);\r
214\r
215 // RefArray to store the mapping between esd V0 number and newly created AOD-V0\r
216 TRefArray *aodV0Refs = NULL;\r
217 if (nV0s > 0) aodV0Refs = new TRefArray(nV0s);\r
218\r
219 \r
220\r
221\r
222\r
223 // Array to take into account the tracks already added to the AOD\r
224 Bool_t * usedTrack = NULL;\r
225 if (nTracks>0) {\r
226 usedTrack = new Bool_t[nTracks];\r
227 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;\r
228 }\r
229 // Array to take into account the V0s already added to the AOD (V0 within cascades)\r
230 Bool_t * usedV0 = NULL;\r
231 if (nV0s>0) {\r
232 usedV0 = new Bool_t[nV0s];\r
233 for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;\r
234 }\r
235 // Array to take into account the kinks already added to the AOD\r
236 Bool_t * usedKink = NULL;\r
237 if (nKinks>0) {\r
238 usedKink = new Bool_t[nKinks];\r
239 for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;\r
240 }\r
241 \r
242 // Access to the AOD container of vertices\r
243 TClonesArray &vertices = *(AODEvent()->GetVertices());\r
244 Int_t jVertices=0;\r
245 \r
246 // Access to the AOD container of tracks\r
247 TClonesArray &tracks = *(AODEvent()->GetTracks());\r
248 Int_t jTracks=0; \r
249 \r
250 // Access to the AOD container of Cascades\r
251 TClonesArray &cascades = *(AODEvent()->GetCascades());\r
252 Int_t jCascades=0;\r
253\r
254 // Access to the AOD container of V0s\r
255 TClonesArray &v0s = *(AODEvent()->GetV0s());\r
256 Int_t jV0s=0;\r
257 \r
258 // Add primary vertex. The primary tracks will be defined\r
259 // after the loops on the composite objects (V0, cascades, kinks)\r
260 const AliESDVertex *vtx = esd->GetPrimaryVertex();\r
261 \r
262 vtx->GetXYZ(pos); // position\r
263 vtx->GetCovMatrix(covVtx); //covariance matrix\r
264 \r
265 AliAODVertex * primary = new(vertices[jVertices++])\r
266 AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, -1, AliAODVertex::kPrimary);\r
267 primary->SetName(vtx->GetName());\r
268 primary->SetTitle(vtx->GetTitle());\r
19d55689 269 \r
91bad62d 270 if (!strcmp(vtx->GetTitle(), "vertexer: 3D")) primary->SetNContributors(vtx->GetNContributors());\r
f7ed7e88 271\r
272 if (fDebug > 0) primary->Print();\r
273\r
274 // Create vertices starting from the most complex objects\r
275 Double_t chi2 = 0.;\r
276 \r
277 // Cascades (Modified by A.Maire - February 2009)\r
278 for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {\r
279\r
280 if (fDebug > 1) \r
281 printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades);\r
282\r
283 // 0- Preparation\r
284 //\r
285 AliESDcascade *esdCascade = esd->GetCascade(nCascade);\r
286 Int_t idxPosFromV0Dghter = esdCascade->GetPindex();\r
287 Int_t idxNegFromV0Dghter = esdCascade->GetNindex();\r
288 Int_t idxBachFromCascade = esdCascade->GetBindex();\r
289 \r
290 AliESDtrack *esdCascadePos = esd->GetTrack( idxPosFromV0Dghter);\r
291 AliESDtrack *esdCascadeNeg = esd->GetTrack( idxNegFromV0Dghter);\r
292 AliESDtrack *esdCascadeBach = esd->GetTrack( idxBachFromCascade);\r
293\r
294 // Identification of the V0 within the esdCascade (via both daughter track indices)\r
295 AliESDv0 * currentV0 = 0x0;\r
296 Int_t idxV0FromCascade = -1;\r
297 \r
298 for (Int_t iV0=0; iV0<nV0s; ++iV0) {\r
299 \r
300 currentV0 = esd->GetV0(iV0);\r
301 Int_t posCurrentV0 = currentV0->GetPindex();\r
302 Int_t negCurrentV0 = currentV0->GetNindex();\r
303 \r
304 if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) {\r
305 idxV0FromCascade = iV0;\r
306 break;\r
307 }\r
308 }\r
309\r
310 if(idxV0FromCascade < 0){\r
311 printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n");\r
312 continue;\r
313 }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds"\r
314\r
315 if (fDebug > 1) \r
316 printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s);\r
317\r
318 AliESDv0 *esdV0FromCascade = esd->GetV0(idxV0FromCascade);\r
319 \r
320\r
321 // 1 - Cascade selection \r
322 \r
323 // AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
324 // TList cascadeObjects;\r
325 // cascadeObjects.AddAt(esdV0FromCascade, 0);\r
326 // cascadeObjects.AddAt(esdCascadePos, 1);\r
327 // cascadeObjects.AddAt(esdCascadeNeg, 2);\r
328 // cascadeObjects.AddAt(esdCascade, 3);\r
329 // cascadeObjects.AddAt(esdCascadeBach, 4);\r
330 // cascadeObjects.AddAt(esdPrimVtx, 5);\r
331 // \r
332 // UInt_t selectCascade = 0;\r
333 // if (fCascadeFilter) {\r
334 // // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); \r
335 // // FIXME AliESDCascadeCuts to be implemented ...\r
336 // \r
337 // // Here we may encounter a moot point at the V0 level \r
338 // // between the cascade selections and the V0 ones :\r
339 // // the V0 selected along with the cascade (secondary V0) may \r
340 // // usually be removed from the dedicated V0 selections (prim V0) ...\r
341 // // -> To be discussed !\r
342 // \r
343 // // this is a little awkward but otherwise the \r
344 // // list wants to access the pointer (delete it) \r
345 // // again when going out of scope\r
346 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
347 // esdPrimVtx = 0;\r
348 // if (!selectCascade) \r
349 // continue;\r
350 // }\r
351 // else{\r
352 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
353 // esdPrimVtx = 0;\r
354 // }\r
355\r
356 // 2 - Add the cascade vertex\r
357 \r
358 esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]);\r
359 esdCascade->GetPosCovXi(covVtx);\r
360 chi2 = esdCascade->GetChi2Xi(); \r
361 \r
362 AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos,\r
363 covVtx,\r
364 chi2, // FIXME = Chi2/NDF will be needed\r
365 primary,\r
366 nCascade, // id\r
367 AliAODVertex::kCascade);\r
368 primary->AddDaughter(vCascade);\r
369\r
370 if (fDebug > 2) {\r
371 printf("---- Cascade / Cascade Vertex (AOD) : \n");\r
372 vCascade->Print();\r
373 }\r
374\r
375\r
376 // 3 - Add the bachelor track from the cascade\r
377 \r
378 if (!usedTrack[idxBachFromCascade]) {\r
379\r
380 esdCascadeBach->GetPxPyPz(momBach);\r
381 esdCascadeBach->GetXYZ(pos);\r
382 esdCascadeBach->GetCovarianceXYZPxPyPz(covTr);\r
383 esdCascadeBach->GetESDpid(pid);\r
384\r
385 usedTrack[idxBachFromCascade] = kTRUE;\r
386 UInt_t selectInfo = 0;\r
387 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach);\r
388 if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel());\r
389 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(),\r
390 esdCascadeBach->GetLabel(), \r
391 momBach, \r
392 kTRUE,\r
393 pos,\r
394 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
395 covTr, \r
396 (Short_t)esdCascadeBach->GetSign(),\r
397 esdCascadeBach->GetITSClusterMap(), \r
398 pid,\r
399 vCascade,\r
400 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
401 vtx->UsesTrack(esdCascadeBach->GetID()),\r
402 AliAODTrack::kSecondary,\r
403 selectInfo);\r
f2f21b24 404 aodTrack->SetTPCClusterMap(esdCascadeBach->GetTPCClusterMap());\r
405 aodTrack->SetTPCSharedMap (esdCascadeBach->GetTPCSharedMap());\r
f7ed7e88 406 aodTrackRefs->AddAt(aodTrack,idxBachFromCascade);\r
f2f21b24 407 \r
f7ed7e88 408 if (esdCascadeBach->GetSign() > 0) nPosTracks++;\r
409 aodTrack->ConvertAliPIDtoAODPID();\r
410 aodTrack->SetFlags(esdCascadeBach->GetStatus());\r
411 SetAODPID(esdCascadeBach,aodTrack,detpid,timezero,esd->GetMagneticField());\r
412 }\r
413 else {\r
414 aodTrack = dynamic_cast<AliAODTrack*>( aodTrackRefs->At(idxBachFromCascade) );\r
415 }\r
416\r
417 vCascade->AddDaughter(aodTrack);\r
418\r
419 if (fDebug > 4) {\r
420 printf("---- Cascade / bach dghter : \n");\r
421 aodTrack->Print();\r
422 }\r
423 \r
424\r
425 // 4 - Add the V0 from the cascade. \r
426 // = V0vtx + both pos and neg daughter tracks + the aodV0 itself\r
427 //\r
428\r
429 if ( !usedV0[idxV0FromCascade] ) {\r
430 // 4.A - if VO structure hasn't been created yet\r
431 \r
432 // 4.A.1 - Create the V0 vertex of the cascade\r
433 \r
434 esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]);\r
435 esdV0FromCascade->GetPosCov(covVtx);\r
436 chi2 = esdV0FromCascade->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 ?\r
437 \r
438 vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,\r
439 covVtx,\r
440 chi2,\r
441 vCascade,\r
442 idxV0FromCascade, //id of ESDv0\r
443 AliAODVertex::kV0);\r
444 // Note:\r
445 // one V0 can be used by several cascades.\r
446 // So, one AOD V0 vtx can have several parent vtx.\r
447 // This is not directly allowed by AliAODvertex.\r
448 // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash\r
449 // but to a problem of consistency within AODEvent.\r
450 // -> See below paragraph 4.B, for the proposed treatment of such a case.\r
451\r
452 // Add the vV0FromCascade to the aodVOVtxRefs\r
453 aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade);\r
454 \r
455 \r
456 // 4.A.2 - Add the positive tracks from the V0\r
457 \r
458 esdCascadePos->GetPxPyPz(momPos);\r
459 esdCascadePos->GetXYZ(pos);\r
460 esdCascadePos->GetCovarianceXYZPxPyPz(covTr);\r
461 esdCascadePos->GetESDpid(pid);\r
462 \r
463 \r
464 if (!usedTrack[idxPosFromV0Dghter]) {\r
465 usedTrack[idxPosFromV0Dghter] = kTRUE;\r
466 \r
467 UInt_t selectInfo = 0;\r
468 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos);\r
469 if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel());\r
470 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadePos->GetID(),\r
471 esdCascadePos->GetLabel(), \r
472 momPos, \r
473 kTRUE,\r
474 pos,\r
475 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
476 covTr, \r
477 (Short_t)esdCascadePos->GetSign(),\r
478 esdCascadePos->GetITSClusterMap(), \r
479 pid,\r
480 vV0FromCascade,\r
481 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
482 vtx->UsesTrack(esdCascadePos->GetID()),\r
483 AliAODTrack::kSecondary,\r
484 selectInfo);\r
f2f21b24 485 aodTrack->SetTPCClusterMap(esdCascadePos->GetTPCClusterMap());\r
486 aodTrack->SetTPCSharedMap (esdCascadePos->GetTPCSharedMap());\r
f7ed7e88 487 aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter);\r
488 \r
489 if (esdCascadePos->GetSign() > 0) nPosTracks++;\r
490 aodTrack->ConvertAliPIDtoAODPID();\r
491 aodTrack->SetFlags(esdCascadePos->GetStatus());\r
492 SetAODPID(esdCascadePos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
493 }\r
494 else {\r
495 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxPosFromV0Dghter));\r
496 }\r
497 vV0FromCascade->AddDaughter(aodTrack);\r
498 \r
499 \r
500 // 4.A.3 - Add the negative tracks from the V0\r
501 \r
502 esdCascadeNeg->GetPxPyPz(momNeg);\r
503 esdCascadeNeg->GetXYZ(pos);\r
504 esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr);\r
505 esdCascadeNeg->GetESDpid(pid);\r
506 \r
507 \r
508 if (!usedTrack[idxNegFromV0Dghter]) {\r
509 usedTrack[idxNegFromV0Dghter] = kTRUE;\r
510 \r
511 UInt_t selectInfo = 0;\r
512 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg);\r
513 if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel());\r
514 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadeNeg->GetID(),\r
515 esdCascadeNeg->GetLabel(),\r
516 momNeg,\r
517 kTRUE,\r
518 pos,\r
519 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
520 covTr, \r
521 (Short_t)esdCascadeNeg->GetSign(),\r
522 esdCascadeNeg->GetITSClusterMap(), \r
523 pid,\r
524 vV0FromCascade,\r
525 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
526 vtx->UsesTrack(esdCascadeNeg->GetID()),\r
527 AliAODTrack::kSecondary,\r
528 selectInfo);\r
f2f21b24 529 aodTrack->SetTPCClusterMap(esdCascadeNeg->GetTPCClusterMap());\r
530 aodTrack->SetTPCSharedMap (esdCascadeNeg->GetTPCSharedMap());\r
f7ed7e88 531 aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter);\r
532 \r
533 if (esdCascadeNeg->GetSign() > 0) nPosTracks++;\r
534 aodTrack->ConvertAliPIDtoAODPID();\r
535 aodTrack->SetFlags(esdCascadeNeg->GetStatus());\r
536 SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
537 }\r
538 else {\r
539 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxNegFromV0Dghter));\r
540 }\r
541 \r
542 vV0FromCascade->AddDaughter(aodTrack);\r
543 \r
544 \r
545 // 4.A.4 - Add the V0 from cascade to the V0 array\r
546\r
547 Double_t dcaV0Daughters = esdV0FromCascade->GetDcaV0Daughters();\r
548 Double_t dcaV0ToPrimVertex = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(),\r
549 esd->GetPrimaryVertex()->GetY(),\r
550 esd->GetPrimaryVertex()->GetZ() );\r
551 esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); \r
552 esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); \r
553 \r
554 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
555 dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD( esd->GetPrimaryVertex()->GetX(),\r
556 esd->GetPrimaryVertex()->GetY(),\r
557 esd->GetMagneticField()) );\r
558 dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD( esd->GetPrimaryVertex()->GetX(),\r
559 esd->GetPrimaryVertex()->GetY(),\r
560 esd->GetMagneticField()) );\r
561 \r
562 aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, \r
563 dcaV0Daughters,\r
564 dcaV0ToPrimVertex, \r
565 momPosAtV0vtx, \r
566 momNegAtV0vtx, \r
567 dcaDaughterToPrimVertex); \r
568 // set the aod v0 on-the-fly status\r
569 aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus());\r
570\r
571 // Add the aodV0 to the aodVORefs\r
572 aodV0Refs->AddAt(aodV0,idxV0FromCascade);\r
573 \r
574 usedV0[idxV0FromCascade] = kTRUE;\r
575\r
576 } else { \r
577 // 4.B - if V0 structure already used\r
578\r
579 // Note :\r
580 // one V0 can be used by several cascades (frequent in PbPb evts) : \r
581 // same V0 which used but attached to different bachelor tracks\r
582 // -> aodVORefs and aodV0VtxRefs are needed.\r
583 // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array.\r
584 \r
585 vV0FromCascade = dynamic_cast<AliAODVertex*>( aodV0VtxRefs->At(idxV0FromCascade) );\r
586 aodV0 = dynamic_cast<AliAODv0*> ( aodV0Refs ->At(idxV0FromCascade) );\r
587 \r
588 // - Treatment of the parent for such a "re-used" V0 :\r
589 // Insert the cascade that reuses the V0 vertex in the lineage chain\r
590 // Before : vV0 -> vCascade1 -> vPrimary\r
591 // - Hyp : cascade2 uses the same V0 as cascade1\r
592 // After : vV0 -> vCascade2 -> vCascade1 -> vPrimary\r
593 \r
594 AliAODVertex *vCascadePreviousParent = dynamic_cast<AliAODVertex*> (vV0FromCascade->GetParent());\r
595 vV0FromCascade->SetParent(vCascade);\r
596 vCascade ->SetParent(vCascadePreviousParent);\r
597\r
598 if(fDebug > 2) \r
599 printf("---- Cascade / Lineage insertion\n"\r
600 "Parent of V0 vtx = Cascade vtx %p\n"\r
601 "Parent of the cascade vtx = Cascade vtx %p\n"\r
602 "Parent of the parent cascade vtx = Cascade vtx %p\n", \r
603 static_cast<void*> (vV0FromCascade->GetParent()),\r
604 static_cast<void*> (vCascade->GetParent()),\r
605 static_cast<void*> (vCascadePreviousParent->GetParent()) );\r
606 \r
607 }// end if V0 structure already used\r
608\r
609 if (fDebug > 2) {\r
610 printf("---- Cascade / V0 vertex: \n");\r
611 vV0FromCascade->Print();\r
612 }\r
613\r
614 if (fDebug > 4) {\r
615 printf("---- Cascade / pos dghter : \n");\r
616 aodTrack->Print();\r
617 printf("---- Cascade / neg dghter : \n");\r
618 aodTrack->Print();\r
619 printf("---- Cascade / aodV0 : \n");\r
620 aodV0->Print();\r
621 }\r
622\r
623 // In any case (used V0 or not), add the V0 vertex to the cascade one.\r
624 vCascade->AddDaughter(vV0FromCascade); \r
625 \r
626 \r
627 // 5 - Add the primary track of the cascade (if any)\r
628\r
629\r
630 // 6 - Add the cascade to the AOD array of cascades\r
631\r
632 Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(),\r
633 esd->GetPrimaryVertex()->GetY(),\r
634 esd->GetMagneticField()) );\r
635\r
636 esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[2]);\r
637\r
638 aodCascade = new(cascades[jCascades++]) AliAODcascade( vCascade,\r
639 esdCascade->Charge(),\r
640 esdCascade->GetDcaXiDaughters(),\r
641 -999.,\r
642 // DCAXiToPrimVtx -> needs to be calculated ----|\r
643 // doesn't exist at ESD level;\r
644 // See AODcascade::DcaXiToPrimVertex(Double, Double, Double)\r
645 dcaBachToPrimVertexXY,\r
646 momBachAtCascadeVtx,\r
647 *aodV0);\r
648 \r
649 if (fDebug > 3) {\r
650 printf("---- Cascade / AOD cascade : \n\n");\r
651 aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ());\r
652 }\r
653\r
654 } // end of the loop on cascades\r
655\r
656 cascades.Expand(jCascades);\r
657\r
658\r
659 //\r
660 // V0s\r
661 //\r
662 \r
663 for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {\r
664 \r
665 if (usedV0[nV0]) continue; // skip if already added to the AOD\r
666 \r
667 AliESDv0 *v0 = esd->GetV0(nV0);\r
668 Int_t posFromV0 = v0->GetPindex();\r
669 Int_t negFromV0 = v0->GetNindex();\r
670 \r
671 // V0 selection \r
672 //\r
673 AliESDVertex *esdVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
674 AliESDtrack *esdV0Pos = esd->GetTrack(posFromV0);\r
675 AliESDtrack *esdV0Neg = esd->GetTrack(negFromV0);\r
676 TList v0objects;\r
677 v0objects.AddAt(v0, 0);\r
678 v0objects.AddAt(esdV0Pos, 1);\r
679 v0objects.AddAt(esdV0Neg, 2);\r
680 v0objects.AddAt(esdVtx, 3);\r
681 UInt_t selectV0 = 0;\r
682 if (fV0Filter) {\r
683 selectV0 = fV0Filter->IsSelected(&v0objects);\r
684 // this is a little awkward but otherwise the \r
685 // list wants to access the pointer (delete it) \r
686 // again when going out of scope\r
687 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
688 esdVtx = 0;\r
689 if (!selectV0) \r
690 continue;\r
691 }\r
692 else{\r
693 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
694 esdVtx = 0;\r
695 }\r
696 \r
697 v0->GetXYZ(pos[0], pos[1], pos[2]);\r
698\r
699 if (!old) {\r
700 chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3\r
701 v0->GetPosCov(covVtx);\r
702 } else {\r
703 chi2 = -999.;\r
704 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
705 }\r
706\r
707\r
708 AliAODVertex * vV0 = \r
709 new(vertices[jVertices++]) AliAODVertex(pos,\r
710 covVtx,\r
711 chi2,\r
712 primary,\r
713 nV0,\r
714 AliAODVertex::kV0);\r
715 primary->AddDaughter(vV0);\r
716 \r
717\r
718 // Add the positive tracks from the V0\r
719 \r
720 esdV0Pos->GetPxPyPz(momPos);\r
721 esdV0Pos->GetXYZ(pos);\r
722 esdV0Pos->GetCovarianceXYZPxPyPz(covTr);\r
723 esdV0Pos->GetESDpid(pid);\r
724 \r
725 if (!usedTrack[posFromV0]) {\r
726 usedTrack[posFromV0] = kTRUE;\r
727 UInt_t selectInfo = 0;\r
728 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos);\r
729 if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel());\r
730 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(),\r
731 esdV0Pos->GetLabel(), \r
732 momPos, \r
733 kTRUE,\r
734 pos,\r
735 kFALSE,\r
736 covTr, \r
737 (Short_t)esdV0Pos->GetSign(),\r
738 esdV0Pos->GetITSClusterMap(), \r
739 pid,\r
740 vV0,\r
741 kTRUE, // check if this is right\r
742 vtx->UsesTrack(esdV0Pos->GetID()),\r
743 AliAODTrack::kSecondary,\r
744 selectInfo);\r
f2f21b24 745 aodTrack->SetTPCClusterMap(esdV0Pos->GetTPCClusterMap());\r
746 aodTrack->SetTPCSharedMap (esdV0Pos->GetTPCSharedMap());\r
747\r
f7ed7e88 748 aodTrackRefs->AddAt(aodTrack,posFromV0);\r
749 // if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt());\r
750 if (esdV0Pos->GetSign() > 0) nPosTracks++;\r
751 aodTrack->ConvertAliPIDtoAODPID();\r
752 aodTrack->SetFlags(esdV0Pos->GetStatus());\r
753 SetAODPID(esdV0Pos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
754 }\r
755 else {\r
756 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(posFromV0));\r
757 // if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt());\r
758 }\r
759 vV0->AddDaughter(aodTrack);\r
760 \r
761 // Add the negative tracks from the V0\r
762 \r
763 esdV0Neg->GetPxPyPz(momNeg);\r
764 esdV0Neg->GetXYZ(pos);\r
765 esdV0Neg->GetCovarianceXYZPxPyPz(covTr);\r
766 esdV0Neg->GetESDpid(pid);\r
767 \r
768 if (!usedTrack[negFromV0]) {\r
769 usedTrack[negFromV0] = kTRUE;\r
770 UInt_t selectInfo = 0;\r
771 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg);\r
772 if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel());\r
773 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(),\r
774 esdV0Neg->GetLabel(),\r
775 momNeg,\r
776 kTRUE,\r
777 pos,\r
778 kFALSE,\r
779 covTr, \r
780 (Short_t)esdV0Neg->GetSign(),\r
781 esdV0Neg->GetITSClusterMap(), \r
782 pid,\r
783 vV0,\r
784 kTRUE, // check if this is right\r
785 vtx->UsesTrack(esdV0Neg->GetID()),\r
786 AliAODTrack::kSecondary,\r
787 selectInfo);\r
f2f21b24 788 aodTrack->SetTPCClusterMap(esdV0Neg->GetTPCClusterMap());\r
789 aodTrack->SetTPCSharedMap (esdV0Neg->GetTPCSharedMap());\r
f7ed7e88 790 \r
791 aodTrackRefs->AddAt(aodTrack,negFromV0);\r
792 // if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt());\r
793 if (esdV0Neg->GetSign() > 0) nPosTracks++;\r
794 aodTrack->ConvertAliPIDtoAODPID();\r
795 aodTrack->SetFlags(esdV0Neg->GetStatus());\r
796 SetAODPID(esdV0Neg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
797 }\r
798 else {\r
799 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(negFromV0));\r
800 // if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt());\r
801 }\r
802 vV0->AddDaughter(aodTrack);\r
803\r
804\r
805 // Add the V0 the V0 array as well\r
806 \r
807 Double_t dcaV0Daughters = v0->GetDcaV0Daughters();\r
808 Double_t dcaV0ToPrimVertex = v0->GetD(esd->GetPrimaryVertex()->GetX(),\r
809 esd->GetPrimaryVertex()->GetY(),\r
810 esd->GetPrimaryVertex()->GetZ());\r
811 v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); \r
812 v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); \r
813 \r
814 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
815 dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD( esd->GetPrimaryVertex()->GetX(),\r
816 esd->GetPrimaryVertex()->GetY(),\r
817 esd->GetMagneticField()) );\r
818 dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD( esd->GetPrimaryVertex()->GetX(),\r
819 esd->GetPrimaryVertex()->GetY(),\r
820 esd->GetMagneticField()) );\r
821 \r
822 aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, \r
823 dcaV0Daughters,\r
824 dcaV0ToPrimVertex,\r
825 momPosAtV0vtx,\r
826 momNegAtV0vtx,\r
827 dcaDaughterToPrimVertex);\r
828\r
829 // set the aod v0 on-the-fly status\r
830 aodV0->SetOnFlyStatus(v0->GetOnFlyStatus());\r
831 }//End of loop on V0s \r
832\r
833 v0s.Expand(jV0s); \r
834\r
835 if (fDebug > 0) printf(" NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s);\r
836 // end of V0 parts\r
837\r
838\r
839 // Kinks: it is a big mess the access to the information in the kinks\r
840 // The loop is on the tracks in order to find the mother and daugther of each kink\r
841 \r
842 \r
843 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {\r
844 \r
845 AliESDtrack * esdTrack = esd->GetTrack(iTrack);\r
846 \r
847 Int_t ikink = esdTrack->GetKinkIndex(0);\r
848 \r
849 if (ikink && nKinks) {\r
850 // Negative kink index: mother, positive: daughter\r
851 \r
852 // Search for the second track of the kink\r
853 \r
854 for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {\r
855 \r
856 AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);\r
857 \r
858 Int_t jkink = esdTrack1->GetKinkIndex(0);\r
859 \r
860 if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {\r
861 \r
862 // The two tracks are from the same kink\r
863 \r
864 if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks\r
865 \r
866 Int_t imother = -1;\r
867 Int_t idaughter = -1;\r
868 \r
869 if (ikink<0 && jkink>0) {\r
870 \r
871 imother = iTrack;\r
872 idaughter = jTrack;\r
873 }\r
874 else if (ikink>0 && jkink<0) {\r
875 \r
876 imother = jTrack;\r
877 idaughter = iTrack;\r
878 }\r
879 else {\r
880// cerr << "Error: Wrong combination of kink indexes: "\r
881// << ikink << " " << jkink << endl;\r
882 continue;\r
883 }\r
884 \r
885 // Add the mother track if it passed primary track selection cuts\r
886 \r
887 AliAODTrack * mother = NULL;\r
888 \r
889 UInt_t selectInfo = 0;\r
890 if (fTrackFilter) {\r
891 selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother));\r
892 if (!selectInfo) continue;\r
893 }\r
894 \r
895 if (!usedTrack[imother]) {\r
896 \r
897 usedTrack[imother] = kTRUE;\r
898 \r
899 AliESDtrack *esdTrackM = esd->GetTrack(imother);\r
900 esdTrackM->GetPxPyPz(p);\r
901 esdTrackM->GetXYZ(pos);\r
902 esdTrackM->GetCovarianceXYZPxPyPz(covTr);\r
903 esdTrackM->GetESDpid(pid);\r
904 if(mcH)mcH->SelectParticle(esdTrackM->GetLabel());\r
905 mother = \r
906 new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(),\r
907 esdTrackM->GetLabel(),\r
908 p,\r
909 kTRUE,\r
910 pos,\r
911 kFALSE,\r
912 covTr, \r
913 (Short_t)esdTrackM->GetSign(),\r
914 esdTrackM->GetITSClusterMap(), \r
915 pid,\r
916 primary,\r
917 kTRUE, // check if this is right\r
918 vtx->UsesTrack(esdTrack->GetID()),\r
919 AliAODTrack::kPrimary,\r
920 selectInfo);\r
f2f21b24 921 mother->SetTPCClusterMap(esdTrackM->GetTPCClusterMap());\r
922 mother->SetTPCSharedMap (esdTrackM->GetTPCSharedMap());\r
f7ed7e88 923 aodTrackRefs->AddAt(mother, imother);\r
924 \r
925 if (esdTrackM->GetSign() > 0) nPosTracks++;\r
926 mother->SetFlags(esdTrackM->GetStatus());\r
927 mother->ConvertAliPIDtoAODPID();\r
928 primary->AddDaughter(mother);\r
929 mother->ConvertAliPIDtoAODPID();\r
930 SetAODPID(esdTrackM,mother,detpid,timezero,esd->GetMagneticField());\r
931 }\r
932 else {\r
933// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
934// << " track " << imother << " has already been used!" << endl;\r
935 }\r
936 \r
937 // Add the kink vertex\r
938 AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);\r
939 \r
940 AliAODVertex * vkink = \r
941 new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),\r
942 NULL,\r
943 0.,\r
944 mother,\r
945 esdTrack->GetID(), // This is the track ID of the mother's track!\r
946 AliAODVertex::kKink);\r
947 // Add the daughter track\r
948 \r
949 AliAODTrack * daughter = NULL;\r
950 \r
951 if (!usedTrack[idaughter]) {\r
952 \r
953 usedTrack[idaughter] = kTRUE;\r
954 \r
955 AliESDtrack *esdTrackD = esd->GetTrack(idaughter);\r
956 esdTrackD->GetPxPyPz(p);\r
957 esdTrackD->GetXYZ(pos);\r
958 esdTrackD->GetCovarianceXYZPxPyPz(covTr);\r
959 esdTrackD->GetESDpid(pid);\r
960 selectInfo = 0;\r
961 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD);\r
962 if(mcH)mcH->SelectParticle(esdTrackD->GetLabel());\r
963 daughter = \r
964 new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(),\r
965 esdTrackD->GetLabel(),\r
966 p,\r
967 kTRUE,\r
968 pos,\r
969 kFALSE,\r
970 covTr, \r
971 (Short_t)esdTrackD->GetSign(),\r
972 esdTrackD->GetITSClusterMap(), \r
973 pid,\r
974 vkink,\r
975 kTRUE, // check if this is right\r
976 vtx->UsesTrack(esdTrack->GetID()),\r
977 AliAODTrack::kSecondary,\r
978 selectInfo);\r
f2f21b24 979 daughter->SetTPCClusterMap(esdTrackD->GetTPCClusterMap());\r
980 daughter->SetTPCSharedMap (esdTrackD->GetTPCSharedMap());\r
f7ed7e88 981 aodTrackRefs->AddAt(daughter, idaughter);\r
982 \r
983 if (esdTrackD->GetSign() > 0) nPosTracks++;\r
984 daughter->SetFlags(esdTrackD->GetStatus());\r
985 daughter->ConvertAliPIDtoAODPID();\r
986 vkink->AddDaughter(daughter);\r
987 daughter->ConvertAliPIDtoAODPID();\r
988 SetAODPID(esdTrackD,daughter,detpid,timezero,esd->GetMagneticField());\r
989 }\r
990 else {\r
991// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
992// << " track " << idaughter << " has already been used!" << endl;\r
993 }\r
994 }\r
995 }\r
996 } \r
997 }\r
998 \r
999 \r
1000 // Tracks (primary and orphan)\r
1001\r
1002 if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks);\r
1003 \r
1004 for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {\r
1005 \r
1006 \r
1007 if (usedTrack[nTrack]) continue;\r
1008\r
1009 AliESDtrack *esdTrack = esd->GetTrack(nTrack);\r
1010 UInt_t selectInfo = 0;\r
1011 //\r
1012 // Track selection\r
1013 if (fTrackFilter) {\r
1014 selectInfo = fTrackFilter->IsSelected(esdTrack);\r
1015 if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue;\r
1016 }\r
1017 \r
1018 //\r
1019 esdTrack->GetPxPyPz(p);\r
1020 esdTrack->GetXYZ(pos);\r
1021 esdTrack->GetCovarianceXYZPxPyPz(covTr);\r
1022 esdTrack->GetESDpid(pid);\r
1023 if(mcH)mcH->SelectParticle(esdTrack->GetLabel());\r
1024 primary->AddDaughter(aodTrack =\r
1025 new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),\r
1026 esdTrack->GetLabel(),\r
1027 p,\r
1028 kTRUE,\r
1029 pos,\r
1030 kFALSE,\r
1031 covTr, \r
1032 (Short_t)esdTrack->GetSign(),\r
1033 esdTrack->GetITSClusterMap(), \r
1034 pid,\r
1035 primary,\r
1036 kTRUE, // check if this is right\r
1037 vtx->UsesTrack(esdTrack->GetID()),\r
1038 AliAODTrack::kPrimary, \r
1039 selectInfo)\r
1040 );\r
f2f21b24 1041 aodTrack->SetTPCClusterMap(esdTrack->GetTPCClusterMap());\r
1042 aodTrack->SetTPCSharedMap (esdTrack->GetTPCSharedMap());\r
f7ed7e88 1043 aodTrackRefs->AddAt(aodTrack, nTrack);\r
f2f21b24 1044\r
f7ed7e88 1045 \r
1046 if (esdTrack->GetSign() > 0) nPosTracks++;\r
1047 aodTrack->SetFlags(esdTrack->GetStatus());\r
1048 aodTrack->ConvertAliPIDtoAODPID();\r
1049 SetAODPID(esdTrack,aodTrack,detpid,timezero,esd->GetMagneticField());\r
1050 } // end of loop on tracks\r
1051 \r
1052 // Update number of AOD tracks in header at the end of track loop (M.G.)\r
1053 header->SetRefMultiplicity(jTracks);\r
1054 header->SetRefMultiplicityPos(nPosTracks);\r
1055 header->SetRefMultiplicityNeg(jTracks - nPosTracks);\r
1056 if (fDebug > 0) \r
1057 printf(" NAODTRACKS=%d NPOS=%d NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks);\r
1058 // Do not shrink the array of tracks - other filters may add to it (M.G)\r
1059 // tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks\r
1060 \r
1061 // Access to the AOD container of PMD clusters\r
1062 TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters());\r
1063 Int_t jPmdClusters=0;\r
1064 \r
1065 for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) {\r
1066 // file pmd clusters, to be revised!\r
1067 AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd);\r
1068 Int_t nLabel = 0;\r
1069 Int_t *label = 0x0;\r
1070 Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()};\r
1071 Double_t pidPmd[13] = { 0.}; // to be revised!\r
1072 // type not set!\r
1073 // assoc cluster not set\r
1074 new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd);\r
1075 }\r
1076\r
1077 // Access to the AOD container of clusters\r
1078 TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters());\r
1079 Int_t jClusters=0;\r
1080 \r
1081 for (Int_t iClust=0; iClust<nCaloClus; ++iClust) {\r
1082\r
1083 AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);\r
1084\r
1085 Int_t id = cluster->GetID();\r
1086 Int_t nLabel = cluster->GetNLabels();\r
1087 TArrayI* labels = cluster->GetLabels();\r
1088 Int_t *label = 0;\r
1089 if (labels){\r
1090 label = (cluster->GetLabels())->GetArray();\r
1091 for(int i = 0;i < labels->GetSize();++i){\r
1092 if(mcH)mcH->SelectParticle(label[i]);\r
1093 }\r
1094 } \r
1095\r
1096 Float_t energy = cluster->E();\r
1097 cluster->GetPosition(posF);\r
1098 Char_t ttype = AliAODCluster::kUndef; \r
1099\r
1100 if (cluster->GetClusterType() == AliESDCaloCluster::kPHOSCluster) {\r
1101 ttype=AliAODCluster::kPHOSNeutral;\r
1102 } \r
1103 else if (cluster->GetClusterType() == AliESDCaloCluster::kEMCALClusterv1) {\r
1104 ttype = AliAODCluster::kEMCALClusterv1;\r
1105 }\r
1106\r
1107 \r
1108 AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id,\r
1109 nLabel,\r
1110 label,\r
1111 energy,\r
1112 posF,\r
1113 NULL,\r
1114 ttype);\r
1115 \r
1116 caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(),\r
1117 cluster->GetClusterDisp(),\r
1118 cluster->GetM20(), cluster->GetM02(),\r
1119 cluster->GetEmcCpvDistance(), \r
1120 cluster->GetNExMax(),cluster->GetTOF()) ;\r
1121\r
1122 caloCluster->SetPIDFromESD(cluster->GetPid());\r
1123 caloCluster->SetNCells(cluster->GetNCells());\r
1124 caloCluster->SetCellsAbsId(cluster->GetCellsAbsId());\r
1125 caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction());\r
1126\r
1127 TArrayI* matchedT = cluster->GetTracksMatched();\r
1128 if (nTracks>0 && matchedT && cluster->GetTrackMatched() >= 0) { \r
1129 for (Int_t im = 0; im < matchedT->GetSize(); im++) {\r
1130 Int_t iESDtrack = matchedT->At(im);;\r
1131 if (aodTrackRefs->At(iESDtrack) != 0) {\r
1132 caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack));\r
1133 }\r
1134 }\r
1135 }\r
1136 \r
1137 } \r
1138 caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters \r
1139 // end of loop on calo clusters\r
1140\r
1141 // fill EMCAL cell info\r
1142 if (esd->GetEMCALCells()) { // protection against missing ESD information\r
1143 AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells());\r
1144 Int_t nEMcell = esdEMcells.GetNumberOfCells() ;\r
1145 \r
1146 AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells());\r
1147 aodEMcells.CreateContainer(nEMcell);\r
1148 aodEMcells.SetType(AliAODCaloCells::kEMCAL);\r
1149 for (Int_t iCell = 0; iCell < nEMcell; iCell++) { \r
1150 aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell));\r
1151 }\r
1152 aodEMcells.Sort();\r
1153 }\r
1154\r
1155 // fill PHOS cell info\r
1156 if (esd->GetPHOSCells()) { // protection against missing ESD information\r
1157 AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells());\r
1158 Int_t nPHcell = esdPHcells.GetNumberOfCells() ;\r
1159 \r
1160 AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells());\r
1161 aodPHcells.CreateContainer(nPHcell);\r
1162 aodPHcells.SetType(AliAODCaloCells::kPHOS);\r
1163 for (Int_t iCell = 0; iCell < nPHcell; iCell++) { \r
1164 aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell));\r
1165 }\r
1166 aodPHcells.Sort();\r
1167 }\r
1168\r
1169 // tracklets \r
1170 AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets());\r
1171 const AliMultiplicity *mult = esd->GetMultiplicity();\r
1172 if (mult) {\r
1173 if (mult->GetNumberOfTracklets()>0) {\r
1174 SPDTracklets.CreateContainer(mult->GetNumberOfTracklets());\r
1175\r
1176 for (Int_t n=0; n<mult->GetNumberOfTracklets(); n++) {\r
1177 if(mcH){\r
1178 mcH->SelectParticle(mult->GetLabel(n, 0));\r
1179 mcH->SelectParticle(mult->GetLabel(n, 1));\r
1180 }\r
1181 SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1));\r
1182 }\r
1183 }\r
1184 } else {\r
1185 //Printf("ERROR: AliMultiplicity could not be retrieved from ESD");\r
1186 }\r
1187\r
1188 delete [] usedKink;\r
1189 delete [] usedV0;\r
1190 delete [] usedTrack; \r
1191 delete aodV0Refs;\r
1192 delete aodV0VtxRefs;\r
1193 delete aodTrackRefs;\r
1194\r
1195 return;\r
1196}\r
1197\r
1198\r
1199void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero, Double_t bfield)\r
1200{\r
1201 //\r
1202 // Setter for the raw PID detector signals\r
1203 //\r
1204\r
1205 // Save PID object for candidate electrons\r
1206 Bool_t pidSave = kFALSE;\r
1207 if (fTrackFilter) {\r
1208 Bool_t selectInfo = fTrackFilter->IsSelected("Electrons");\r
1209 if (selectInfo) pidSave = kTRUE;\r
1210 }\r
1211\r
1212\r
1213 // Tracks passing pt cut \r
1214 if(esdtrack->Pt()>fHighPthreshold) {\r
1215 pidSave = kTRUE;\r
1216 } else {\r
1217 if(fPtshape){\r
1218 if(esdtrack->Pt()> fPtshape->GetXmin()){\r
1219 Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold);\r
1220 if(gRandom->Rndm(0)<1./y){\r
1221 pidSave = kTRUE;\r
1222 }//end rndm\r
1223 }//end if p < pmin\r
1224 }//end if p function\r
1225 }// end else\r
1226\r
1227 if (pidSave) {\r
6ece2430 1228 if(!aodtrack->GetDetPid()){// prevent memory leak when calling SetAODPID twice for the same track\r
f7ed7e88 1229 detpid = new AliAODPid();\r
1230 SetDetectorRawSignals(detpid,esdtrack,timezero, bfield);\r
1231 aodtrack->SetDetPID(detpid);\r
6ece2430 1232 }\r
f7ed7e88 1233 }\r
1234}\r
1235\r
1236void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero, Double_t bfield)\r
1237{\r
1238//\r
1239//assignment of the detector signals (AliXXXesdPID inspired)\r
1240//\r
1241 if(!track){\r
1242 AliInfo("no ESD track found. .....exiting");\r
1243 return;\r
1244 }\r
febefa51 1245 // TPC momentum\r
1246 const AliExternalTrackParam *in=track->GetInnerParam();\r
1247 if (in) {\r
1248 aodpid->SetTPCmomentum(in->GetP());\r
1249 }else{\r
1250 aodpid->SetTPCmomentum(-1.);\r
1251 }\r
1252\r
f7ed7e88 1253\r
1254 aodpid->SetITSsignal(track->GetITSsignal());\r
1255 aodpid->SetTPCsignal(track->GetTPCsignal());\r
f7ed7e88 1256\r
febefa51 1257 //n TRD planes = 6\r
f7ed7e88 1258 Int_t nslices = track->GetNumberOfTRDslices()*6;\r
1259 Double_t *trdslices = new Double_t[nslices];\r
1260 for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) {\r
febefa51 1261 for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl);\r
1262 }\r
1263 \r
1264//TRD momentum\r
1265 for(Int_t iPl=0;iPl<6;iPl++){\r
1266 Double_t trdmom=track->GetTRDmomentum(iPl);\r
1267 aodpid->SetTRDmomentum(iPl,trdmom);\r
1268 }\r
f7ed7e88 1269\r
1270 aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices);\r
1271 Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times);\r
1272 aodpid->SetIntegratedTimes(times);\r
1273\r
1274 aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed\r
1275 aodpid->SetHMPIDsignal(track->GetHMPIDsignal());\r
1276\r
1277 //Extrapolate track to EMCAL surface for AOD-level track-cluster matching\r
1278 Double_t emcpos[3] = {0.,0.,0.};\r
1279 Double_t emcmom[3] = {0.,0.,0.};\r
1280 aodpid->SetEMCALPosition(emcpos);\r
1281 aodpid->SetEMCALMomentum(emcmom);\r
1282\r
1283 AliExternalTrackParam *outerparam = (AliExternalTrackParam*)track->GetOuterParam();\r
1284 if(!outerparam) return;\r
1285\r
1286 //To be replaced by call to AliEMCALGeoUtils when the class becomes available\r
1287 Double_t radius = 441.0; //[cm] EMCAL radius +13cm\r
1288\r
1289 Bool_t okpos = outerparam->GetXYZAt(radius,bfield,emcpos);\r
1290 Bool_t okmom = outerparam->GetPxPyPzAt(radius,bfield,emcmom);\r
1291 if(!(okpos && okmom)) return;\r
1292\r
1293 aodpid->SetEMCALPosition(emcpos);\r
1294 aodpid->SetEMCALMomentum(emcmom);\r
1295\r
1296}\r
1297\r
1298void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/)\r
1299{\r
1300// Terminate analysis\r
1301//\r
1302 if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n");\r
1303}\r
1304\r
1305void AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){\r
1306 if(!pStack)return;\r
1307 label = TMath::Abs(label);\r
1308 TParticle *part = pStack->Particle(label);\r
1309 Printf("########################");\r
1310 Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P());\r
1311 part->Print();\r
1312 TParticle* mother = part;\r
1313 Int_t imo = part->GetFirstMother();\r
1314 Int_t nprim = pStack->GetNprimary();\r
1315 // while((imo >= nprim) && (mother->GetUniqueID() == 4)) {\r
1316 while((imo >= nprim)) {\r
1317 mother = pStack->Particle(imo);\r
1318 Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P());\r
1319 mother->Print();\r
1320 imo = mother->GetFirstMother();\r
1321 }\r
1322 Printf("########################");\r
1323}\r