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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
a5f7aba4 24#include <TFile.h>\r
f7ed7e88 25\r
26#include "AliAnalysisTaskESDfilter.h"\r
27#include "AliAnalysisManager.h"\r
28#include "AliESDEvent.h"\r
f2f21b24 29#include "AliESDRun.h"\r
f7ed7e88 30#include "AliStack.h"\r
31#include "AliAODEvent.h"\r
32#include "AliMCEvent.h"\r
33#include "AliMCEventHandler.h"\r
34#include "AliESDInputHandler.h"\r
35#include "AliAODHandler.h"\r
36#include "AliAODMCParticle.h"\r
37#include "AliAnalysisFilter.h"\r
38#include "AliESDMuonTrack.h"\r
39#include "AliESDVertex.h"\r
40#include "AliESDv0.h"\r
41#include "AliESDkink.h"\r
42#include "AliESDcascade.h"\r
43#include "AliESDPmdTrack.h"\r
44#include "AliESDCaloCluster.h"\r
45#include "AliESDCaloCells.h"\r
46#include "AliMultiplicity.h"\r
47#include "AliLog.h"\r
48\r
49ClassImp(AliAnalysisTaskESDfilter)\r
50\r
51////////////////////////////////////////////////////////////////////////\r
52\r
53AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter():\r
54 AliAnalysisTaskSE(),\r
55 fTrackFilter(0x0),\r
56 fKinkFilter(0x0),\r
57 fV0Filter(0x0),\r
58 fCascadeFilter(0x0),\r
59 fHighPthreshold(0),\r
12588061 60 fPtshape(0x0),\r
61 fEnableFillAOD(kTRUE)\r
f7ed7e88 62{\r
63 // Default constructor\r
64}\r
65\r
66AliAnalysisTaskESDfilter::AliAnalysisTaskESDfilter(const char* name):\r
67 AliAnalysisTaskSE(name),\r
68 fTrackFilter(0x0),\r
69 fKinkFilter(0x0),\r
70 fV0Filter(0x0),\r
71 fCascadeFilter(0x0),\r
72 fHighPthreshold(0),\r
12588061 73 fPtshape(0x0),\r
74 fEnableFillAOD(kTRUE)\r
f7ed7e88 75{\r
76 // Constructor\r
77}\r
78\r
79void AliAnalysisTaskESDfilter::UserCreateOutputObjects()\r
80{\r
cd5eefa7 81 //\r
82 // Create Output Objects conenct filter to outputtree\r
83 // \r
d3815ca9 84 if(OutputTree()){\r
f7ed7e88 85 OutputTree()->GetUserInfo()->Add(fTrackFilter);\r
d3815ca9 86 }\r
87 else{\r
88 AliError("No OutputTree() for adding the track filter");\r
89 }\r
f7ed7e88 90}\r
91\r
92void AliAnalysisTaskESDfilter::Init()\r
93{\r
94 // Initialization\r
95 if (fDebug > 1) AliInfo("Init() \n");\r
96 // Call configuration file\r
97}\r
98\r
99\r
100void AliAnalysisTaskESDfilter::UserExec(Option_t */*option*/)\r
101{\r
102// Execute analysis for current event\r
103//\r
104 \r
105 Long64_t ientry = Entry();\r
f2f21b24 106 \r
e26c0b71 107 if (fDebug > 0) {\r
f2f21b24 108 printf("Filter: Analysing event # %5d\n", (Int_t) ientry);\r
109 if (fHighPthreshold == 0) AliInfo("detector PID signals are stored in each track");\r
110 if (!fPtshape) AliInfo("detector PID signals are not stored below the pt threshold");\r
e26c0b71 111 }\r
5b173801 112 // Filters must explicitely enable AOD filling in their UserExec (AG)\r
113 if (!AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()) AliFatal("Cannot run ESD filter without an output event handler");\r
12588061 114 if(fEnableFillAOD) AliAnalysisManager::GetAnalysisManager()->GetOutputEventHandler()->SetFillAOD(kTRUE);\r
5b173801 115\r
f7ed7e88 116 ConvertESDtoAOD();\r
117}\r
118\r
119void AliAnalysisTaskESDfilter::ConvertESDtoAOD() {\r
120 // ESD Filter analysis task executed for each event\r
121\r
122 AliESDEvent* esd = dynamic_cast<AliESDEvent*>(InputEvent());\r
dcbfafb9 123 if(!esd)return;\r
f7ed7e88 124 AliESD* old = esd->GetAliESDOld();\r
125\r
126 // Fetch Stack for debuggging if available \r
f7ed7e88 127 AliMCEventHandler *mcH = 0;\r
128 if(MCEvent()){\r
f7ed7e88 129 mcH = (AliMCEventHandler*) ((AliAnalysisManager::GetAnalysisManager())->GetMCtruthEventHandler()); \r
130 }\r
131 // set arrays and pointers\r
132 Float_t posF[3];\r
133 Double_t pos[3];\r
134 Double_t p[3];\r
135 Double_t momPos[3]; \r
136 Double_t momNeg[3];\r
137 Double_t momBach[3];\r
138 Double_t momPosAtV0vtx[3];\r
139 Double_t momNegAtV0vtx[3];\r
140 Double_t momBachAtCascadeVtx[3];\r
141 Double_t covVtx[6];\r
142 Double_t covTr[21];\r
143 Double_t pid[10];\r
144\r
145 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
146 for (Int_t i = 0; i < 21; i++) covTr [i] = 0.;\r
147\r
148 \r
149 // loop over events and fill them\r
f7ed7e88 150 // Multiplicity information needed by the header (to be revised!)\r
151 Int_t nTracks = esd->GetNumberOfTracks();\r
95621324 152 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) esd->GetTrack(iTrack)->SetESDEvent(esd);\r
153\r
f7ed7e88 154 // if (fDebug > 0) printf("-------------------Bo: Number of ESD tracks %d \n",nTracks);\r
155\r
156 Int_t nPosTracks = 0;\r
f7ed7e88 157 \r
158 // Update the header\r
159\r
160 AliAODHeader* header = AODEvent()->GetHeader();\r
f2f21b24 161 \r
f7ed7e88 162 header->SetRunNumber(esd->GetRunNumber());\r
0c6c629b 163 header->SetOfflineTrigger(fInputHandler->IsEventSelected()); // propagate the decision of the physics selection\r
a5f7aba4 164 TTree* tree = fInputHandler->GetTree();\r
165 if (tree) {\r
166 TFile* file = tree->GetCurrentFile();\r
167 if (file) header->SetESDFileName(file->GetName());\r
168 }\r
169 \r
f7ed7e88 170 if (old) {\r
171 header->SetBunchCrossNumber(0);\r
172 header->SetOrbitNumber(0);\r
173 header->SetPeriodNumber(0);\r
174 header->SetEventType(0);\r
f2f21b24 175 header->SetMuonMagFieldScale(-999.);\r
176 header->SetCentrality(-999.); \r
f7ed7e88 177 } else {\r
178 header->SetBunchCrossNumber(esd->GetBunchCrossNumber());\r
179 header->SetOrbitNumber(esd->GetOrbitNumber());\r
180 header->SetPeriodNumber(esd->GetPeriodNumber());\r
181 header->SetEventType(esd->GetEventType());\r
a5f7aba4 182 header->SetCentrality(-999.);\r
183 header->SetEventNumberESDFile(esd->GetHeader()->GetEventNumberInFile());\r
f7ed7e88 184 }\r
f2f21b24 185 // Trigger\r
efa1edeb 186 header->SetFiredTriggerClasses(esd->GetFiredTriggerClasses());\r
f7ed7e88 187 header->SetTriggerMask(esd->GetTriggerMask()); \r
188 header->SetTriggerCluster(esd->GetTriggerCluster());\r
a5f7aba4 189 header->SetL0TriggerInputs(esd->GetHeader()->GetL0TriggerInputs()); \r
190 header->SetL1TriggerInputs(esd->GetHeader()->GetL1TriggerInputs()); \r
191 header->SetL2TriggerInputs(esd->GetHeader()->GetL2TriggerInputs()); \r
f2f21b24 192\r
f7ed7e88 193 header->SetMagneticField(esd->GetMagneticField());\r
db7ce896 194 header->SetMuonMagFieldScale(esd->GetCurrentDip()/6000.);\r
f7ed7e88 195 header->SetZDCN1Energy(esd->GetZDCN1Energy());\r
196 header->SetZDCP1Energy(esd->GetZDCP1Energy());\r
197 header->SetZDCN2Energy(esd->GetZDCN2Energy());\r
198 header->SetZDCP2Energy(esd->GetZDCP2Energy());\r
199 header->SetZDCEMEnergy(esd->GetZDCEMEnergy(0),esd->GetZDCEMEnergy(1));\r
f2f21b24 200\r
201 \r
f7ed7e88 202 Float_t diamxy[2]={esd->GetDiamondX(),esd->GetDiamondY()};\r
203 Float_t diamcov[3]; esd->GetDiamondCovXY(diamcov);\r
204 header->SetDiamond(diamxy,diamcov);\r
a98c78e5 205 header->SetDiamondZ(esd->GetDiamondZ(),esd->GetSigma2DiamondZ());\r
f7ed7e88 206//\r
207//\r
208 Int_t nV0s = esd->GetNumberOfV0s();\r
209 Int_t nCascades = esd->GetNumberOfCascades();\r
210 Int_t nKinks = esd->GetNumberOfKinks();\r
211 Int_t nVertices = nV0s + nCascades /*V0 wihtin cascade already counted*/+ nKinks + 1 /* = prim. vtx*/;\r
a98c78e5 212 Int_t nPileSPDVertices=1+esd->GetNumberOfPileupVerticesSPD(); // also SPD main vertex\r
213 Int_t nPileTrkVertices=esd->GetNumberOfPileupVerticesTracks();\r
214 nVertices+=nPileSPDVertices;\r
215 nVertices+=nPileTrkVertices;\r
f7ed7e88 216 Int_t nJets = 0;\r
217 Int_t nCaloClus = esd->GetNumberOfCaloClusters();\r
218 Int_t nFmdClus = 0;\r
219 Int_t nPmdClus = esd->GetNumberOfPmdTracks();\r
220 \r
221 if (fDebug > 0) \r
222 printf(" NV0=%d NCASCADES=%d NKINKS=%d\n", nV0s, nCascades, nKinks);\r
223 \r
224 AODEvent()->ResetStd(nTracks, nVertices, nV0s, nCascades, nJets, nCaloClus, nFmdClus, nPmdClus);\r
225\r
226\r
227 AliAODTrack *aodTrack = 0x0;\r
228 AliAODPid *detpid = 0x0;\r
229 Double_t timezero = 0; //TO BE FIXED\r
230 AliAODVertex *vV0FromCascade = 0x0;\r
231 AliAODv0 *aodV0 = 0x0;\r
232 AliAODcascade *aodCascade = 0x0;\r
233 \r
234 // RefArray to store the mapping between esd track number and newly created AOD-Track\r
235 TRefArray *aodTrackRefs = NULL;\r
236 if (nTracks > 0) aodTrackRefs = new TRefArray(nTracks);\r
237\r
238 // RefArray to store a mapping between esd V0 number and newly created AOD-Vertex V0\r
239 TRefArray *aodV0VtxRefs = NULL;\r
240 if (nV0s > 0) aodV0VtxRefs = new TRefArray(nV0s);\r
241\r
242 // RefArray to store the mapping between esd V0 number and newly created AOD-V0\r
243 TRefArray *aodV0Refs = NULL;\r
244 if (nV0s > 0) aodV0Refs = new TRefArray(nV0s);\r
245\r
246 \r
247\r
248\r
249\r
250 // Array to take into account the tracks already added to the AOD\r
251 Bool_t * usedTrack = NULL;\r
252 if (nTracks>0) {\r
253 usedTrack = new Bool_t[nTracks];\r
254 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) usedTrack[iTrack]=kFALSE;\r
255 }\r
256 // Array to take into account the V0s already added to the AOD (V0 within cascades)\r
257 Bool_t * usedV0 = NULL;\r
258 if (nV0s>0) {\r
259 usedV0 = new Bool_t[nV0s];\r
260 for (Int_t iV0=0; iV0<nV0s; ++iV0) usedV0[iV0]=kFALSE;\r
261 }\r
262 // Array to take into account the kinks already added to the AOD\r
263 Bool_t * usedKink = NULL;\r
264 if (nKinks>0) {\r
265 usedKink = new Bool_t[nKinks];\r
266 for (Int_t iKink=0; iKink<nKinks; ++iKink) usedKink[iKink]=kFALSE;\r
267 }\r
268 \r
269 // Access to the AOD container of vertices\r
270 TClonesArray &vertices = *(AODEvent()->GetVertices());\r
271 Int_t jVertices=0;\r
272 \r
273 // Access to the AOD container of tracks\r
274 TClonesArray &tracks = *(AODEvent()->GetTracks());\r
275 Int_t jTracks=0; \r
276 \r
277 // Access to the AOD container of Cascades\r
278 TClonesArray &cascades = *(AODEvent()->GetCascades());\r
279 Int_t jCascades=0;\r
280\r
281 // Access to the AOD container of V0s\r
282 TClonesArray &v0s = *(AODEvent()->GetV0s());\r
283 Int_t jV0s=0;\r
284 \r
285 // Add primary vertex. The primary tracks will be defined\r
286 // after the loops on the composite objects (V0, cascades, kinks)\r
287 const AliESDVertex *vtx = esd->GetPrimaryVertex();\r
288 \r
289 vtx->GetXYZ(pos); // position\r
290 vtx->GetCovMatrix(covVtx); //covariance matrix\r
291 \r
292 AliAODVertex * primary = new(vertices[jVertices++])\r
293 AliAODVertex(pos, covVtx, vtx->GetChi2toNDF(), NULL, -1, AliAODVertex::kPrimary);\r
294 primary->SetName(vtx->GetName());\r
295 primary->SetTitle(vtx->GetTitle());\r
1c1c7167 296\r
297 TString vtitle = vtx->GetTitle();\r
298 if (!vtitle.Contains("VertexerTracks")) \r
299 primary->SetNContributors(vtx->GetNContributors());\r
f7ed7e88 300\r
301 if (fDebug > 0) primary->Print();\r
302\r
a98c78e5 303\r
304 // Add SPD "main" vertex \r
305 const AliESDVertex *vtxS = esd->GetPrimaryVertexSPD();\r
306 vtxS->GetXYZ(pos); // position\r
307 vtxS->GetCovMatrix(covVtx); //covariance matrix\r
308 AliAODVertex * mVSPD = new(vertices[jVertices++])\r
309 AliAODVertex(pos, covVtx, vtxS->GetChi2toNDF(), NULL, -1, AliAODVertex::kMainSPD);\r
310 mVSPD->SetName(vtxS->GetName());\r
311 mVSPD->SetTitle(vtxS->GetTitle());\r
312 mVSPD->SetNContributors(vtxS->GetNContributors()); \r
313\r
314 // Add SPD pileup vertices\r
315 for(Int_t iV=0; iV<nPileSPDVertices-1; iV++){\r
316 const AliESDVertex *vtxP = esd->GetPileupVertexSPD(iV);\r
317 vtxP->GetXYZ(pos); // position\r
318 vtxP->GetCovMatrix(covVtx); //covariance matrix\r
319 AliAODVertex * pVSPD = new(vertices[jVertices++])\r
320 AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupSPD);\r
321 pVSPD->SetName(vtxP->GetName());\r
322 pVSPD->SetTitle(vtxP->GetTitle());\r
323 pVSPD->SetNContributors(vtxP->GetNContributors()); \r
324 }\r
325\r
326 // Add TRK pileup vertices\r
327 for(Int_t iV=0; iV<nPileTrkVertices; iV++){\r
328 const AliESDVertex *vtxP = esd->GetPileupVertexTracks(iV);\r
329 vtxP->GetXYZ(pos); // position\r
330 vtxP->GetCovMatrix(covVtx); //covariance matrix\r
331 AliAODVertex * pVTRK = new(vertices[jVertices++])\r
332 AliAODVertex(pos, covVtx, vtxP->GetChi2toNDF(), NULL, -1, AliAODVertex::kPileupTracks);\r
333 pVTRK->SetName(vtxP->GetName());\r
334 pVTRK->SetTitle(vtxP->GetTitle());\r
335 pVTRK->SetNContributors(vtxP->GetNContributors());\r
336 }\r
337\r
f7ed7e88 338 // Create vertices starting from the most complex objects\r
339 Double_t chi2 = 0.;\r
340 \r
341 // Cascades (Modified by A.Maire - February 2009)\r
342 for (Int_t nCascade = 0; nCascade < nCascades; ++nCascade) {\r
343\r
344 if (fDebug > 1) \r
345 printf("\n ******** Cascade number : %d/%d *********\n", nCascade, nCascades);\r
346\r
347 // 0- Preparation\r
348 //\r
349 AliESDcascade *esdCascade = esd->GetCascade(nCascade);\r
350 Int_t idxPosFromV0Dghter = esdCascade->GetPindex();\r
351 Int_t idxNegFromV0Dghter = esdCascade->GetNindex();\r
352 Int_t idxBachFromCascade = esdCascade->GetBindex();\r
353 \r
354 AliESDtrack *esdCascadePos = esd->GetTrack( idxPosFromV0Dghter);\r
355 AliESDtrack *esdCascadeNeg = esd->GetTrack( idxNegFromV0Dghter);\r
356 AliESDtrack *esdCascadeBach = esd->GetTrack( idxBachFromCascade);\r
357\r
358 // Identification of the V0 within the esdCascade (via both daughter track indices)\r
359 AliESDv0 * currentV0 = 0x0;\r
360 Int_t idxV0FromCascade = -1;\r
361 \r
362 for (Int_t iV0=0; iV0<nV0s; ++iV0) {\r
363 \r
364 currentV0 = esd->GetV0(iV0);\r
365 Int_t posCurrentV0 = currentV0->GetPindex();\r
366 Int_t negCurrentV0 = currentV0->GetNindex();\r
367 \r
368 if (posCurrentV0==idxPosFromV0Dghter && negCurrentV0==idxNegFromV0Dghter) {\r
369 idxV0FromCascade = iV0;\r
370 break;\r
371 }\r
372 }\r
373\r
374 if(idxV0FromCascade < 0){\r
375 printf("Cascade - no matching for the V0 (index V0 = -1) ! Skip ... \n");\r
376 continue;\r
377 }// a priori, useless check, but safer ... in case of pb with tracks "out of bounds"\r
378\r
379 if (fDebug > 1) \r
380 printf("Cascade %d - V0fromCascade ind : %d/%d\n", nCascade, idxV0FromCascade, nV0s);\r
381\r
382 AliESDv0 *esdV0FromCascade = esd->GetV0(idxV0FromCascade);\r
383 \r
384\r
385 // 1 - Cascade selection \r
386 \r
387 // AliESDVertex *esdPrimVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
388 // TList cascadeObjects;\r
389 // cascadeObjects.AddAt(esdV0FromCascade, 0);\r
390 // cascadeObjects.AddAt(esdCascadePos, 1);\r
391 // cascadeObjects.AddAt(esdCascadeNeg, 2);\r
392 // cascadeObjects.AddAt(esdCascade, 3);\r
393 // cascadeObjects.AddAt(esdCascadeBach, 4);\r
394 // cascadeObjects.AddAt(esdPrimVtx, 5);\r
395 // \r
396 // UInt_t selectCascade = 0;\r
397 // if (fCascadeFilter) {\r
398 // // selectCascade = fCascadeFilter->IsSelected(&cascadeObjects); \r
399 // // FIXME AliESDCascadeCuts to be implemented ...\r
400 // \r
401 // // Here we may encounter a moot point at the V0 level \r
402 // // between the cascade selections and the V0 ones :\r
403 // // the V0 selected along with the cascade (secondary V0) may \r
404 // // usually be removed from the dedicated V0 selections (prim V0) ...\r
405 // // -> To be discussed !\r
406 // \r
407 // // this is a little awkward but otherwise the \r
408 // // list wants to access the pointer (delete it) \r
409 // // again when going out of scope\r
410 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
411 // esdPrimVtx = 0;\r
412 // if (!selectCascade) \r
413 // continue;\r
414 // }\r
415 // else{\r
416 // delete cascadeObjects.RemoveAt(5); // esdPrimVtx created via copy construct\r
417 // esdPrimVtx = 0;\r
418 // }\r
419\r
420 // 2 - Add the cascade vertex\r
421 \r
422 esdCascade->GetXYZcascade(pos[0], pos[1], pos[2]);\r
423 esdCascade->GetPosCovXi(covVtx);\r
424 chi2 = esdCascade->GetChi2Xi(); \r
425 \r
426 AliAODVertex *vCascade = new(vertices[jVertices++]) AliAODVertex( pos,\r
427 covVtx,\r
428 chi2, // FIXME = Chi2/NDF will be needed\r
429 primary,\r
430 nCascade, // id\r
431 AliAODVertex::kCascade);\r
432 primary->AddDaughter(vCascade);\r
433\r
434 if (fDebug > 2) {\r
435 printf("---- Cascade / Cascade Vertex (AOD) : \n");\r
436 vCascade->Print();\r
437 }\r
438\r
439\r
440 // 3 - Add the bachelor track from the cascade\r
441 \r
442 if (!usedTrack[idxBachFromCascade]) {\r
443\r
444 esdCascadeBach->GetPxPyPz(momBach);\r
445 esdCascadeBach->GetXYZ(pos);\r
446 esdCascadeBach->GetCovarianceXYZPxPyPz(covTr);\r
447 esdCascadeBach->GetESDpid(pid);\r
448\r
449 usedTrack[idxBachFromCascade] = kTRUE;\r
450 UInt_t selectInfo = 0;\r
9eeae5d5 451 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeBach);\r
f7ed7e88 452 if(mcH)mcH->SelectParticle(esdCascadeBach->GetLabel());\r
453 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdCascadeBach->GetID(),\r
454 esdCascadeBach->GetLabel(), \r
455 momBach, \r
456 kTRUE,\r
457 pos,\r
458 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
459 covTr, \r
460 (Short_t)esdCascadeBach->GetSign(),\r
461 esdCascadeBach->GetITSClusterMap(), \r
462 pid,\r
463 vCascade,\r
464 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
465 vtx->UsesTrack(esdCascadeBach->GetID()),\r
466 AliAODTrack::kSecondary,\r
467 selectInfo);\r
f2f21b24 468 aodTrack->SetTPCClusterMap(esdCascadeBach->GetTPCClusterMap());\r
469 aodTrack->SetTPCSharedMap (esdCascadeBach->GetTPCSharedMap());\r
40a060e5 470 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeBach));\r
f7ed7e88 471 aodTrackRefs->AddAt(aodTrack,idxBachFromCascade);\r
f2f21b24 472 \r
f7ed7e88 473 if (esdCascadeBach->GetSign() > 0) nPosTracks++;\r
474 aodTrack->ConvertAliPIDtoAODPID();\r
475 aodTrack->SetFlags(esdCascadeBach->GetStatus());\r
476 SetAODPID(esdCascadeBach,aodTrack,detpid,timezero,esd->GetMagneticField());\r
477 }\r
478 else {\r
479 aodTrack = dynamic_cast<AliAODTrack*>( aodTrackRefs->At(idxBachFromCascade) );\r
480 }\r
481\r
482 vCascade->AddDaughter(aodTrack);\r
483\r
484 if (fDebug > 4) {\r
485 printf("---- Cascade / bach dghter : \n");\r
486 aodTrack->Print();\r
487 }\r
488 \r
489\r
490 // 4 - Add the V0 from the cascade. \r
491 // = V0vtx + both pos and neg daughter tracks + the aodV0 itself\r
492 //\r
493\r
494 if ( !usedV0[idxV0FromCascade] ) {\r
495 // 4.A - if VO structure hasn't been created yet\r
496 \r
497 // 4.A.1 - Create the V0 vertex of the cascade\r
498 \r
499 esdV0FromCascade->GetXYZ(pos[0], pos[1], pos[2]);\r
500 esdV0FromCascade->GetPosCov(covVtx);\r
501 chi2 = esdV0FromCascade->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3 ?\r
502 \r
503 vV0FromCascade = new(vertices[jVertices++]) AliAODVertex(pos,\r
504 covVtx,\r
505 chi2,\r
506 vCascade,\r
507 idxV0FromCascade, //id of ESDv0\r
508 AliAODVertex::kV0);\r
509 // Note:\r
510 // one V0 can be used by several cascades.\r
511 // So, one AOD V0 vtx can have several parent vtx.\r
512 // This is not directly allowed by AliAODvertex.\r
513 // Setting the parent vtx (here = param "vCascade") doesn't lead to a crash\r
514 // but to a problem of consistency within AODEvent.\r
515 // -> See below paragraph 4.B, for the proposed treatment of such a case.\r
516\r
517 // Add the vV0FromCascade to the aodVOVtxRefs\r
518 aodV0VtxRefs->AddAt(vV0FromCascade,idxV0FromCascade);\r
519 \r
520 \r
521 // 4.A.2 - Add the positive tracks from the V0\r
522 \r
523 esdCascadePos->GetPxPyPz(momPos);\r
524 esdCascadePos->GetXYZ(pos);\r
525 esdCascadePos->GetCovarianceXYZPxPyPz(covTr);\r
526 esdCascadePos->GetESDpid(pid);\r
527 \r
528 \r
529 if (!usedTrack[idxPosFromV0Dghter]) {\r
530 usedTrack[idxPosFromV0Dghter] = kTRUE;\r
531 \r
532 UInt_t selectInfo = 0;\r
9eeae5d5 533 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadePos);\r
f7ed7e88 534 if(mcH) mcH->SelectParticle(esdCascadePos->GetLabel());\r
535 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadePos->GetID(),\r
536 esdCascadePos->GetLabel(), \r
537 momPos, \r
538 kTRUE,\r
539 pos,\r
540 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
541 covTr, \r
542 (Short_t)esdCascadePos->GetSign(),\r
543 esdCascadePos->GetITSClusterMap(), \r
544 pid,\r
545 vV0FromCascade,\r
546 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
547 vtx->UsesTrack(esdCascadePos->GetID()),\r
548 AliAODTrack::kSecondary,\r
549 selectInfo);\r
f2f21b24 550 aodTrack->SetTPCClusterMap(esdCascadePos->GetTPCClusterMap());\r
551 aodTrack->SetTPCSharedMap (esdCascadePos->GetTPCSharedMap());\r
40a060e5 552 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadePos));\r
f7ed7e88 553 aodTrackRefs->AddAt(aodTrack,idxPosFromV0Dghter);\r
40a060e5 554\r
f7ed7e88 555 if (esdCascadePos->GetSign() > 0) nPosTracks++;\r
556 aodTrack->ConvertAliPIDtoAODPID();\r
557 aodTrack->SetFlags(esdCascadePos->GetStatus());\r
558 SetAODPID(esdCascadePos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
559 }\r
560 else {\r
561 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxPosFromV0Dghter));\r
562 }\r
563 vV0FromCascade->AddDaughter(aodTrack);\r
564 \r
565 \r
566 // 4.A.3 - Add the negative tracks from the V0\r
567 \r
568 esdCascadeNeg->GetPxPyPz(momNeg);\r
569 esdCascadeNeg->GetXYZ(pos);\r
570 esdCascadeNeg->GetCovarianceXYZPxPyPz(covTr);\r
571 esdCascadeNeg->GetESDpid(pid);\r
572 \r
573 \r
574 if (!usedTrack[idxNegFromV0Dghter]) {\r
575 usedTrack[idxNegFromV0Dghter] = kTRUE;\r
576 \r
577 UInt_t selectInfo = 0;\r
9eeae5d5 578 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdCascadeNeg);\r
f7ed7e88 579 if(mcH)mcH->SelectParticle(esdCascadeNeg->GetLabel());\r
580 aodTrack = new(tracks[jTracks++]) AliAODTrack( esdCascadeNeg->GetID(),\r
581 esdCascadeNeg->GetLabel(),\r
582 momNeg,\r
583 kTRUE,\r
584 pos,\r
585 kFALSE, // Why kFALSE for "isDCA" ? FIXME\r
586 covTr, \r
587 (Short_t)esdCascadeNeg->GetSign(),\r
588 esdCascadeNeg->GetITSClusterMap(), \r
589 pid,\r
590 vV0FromCascade,\r
591 kTRUE, // usedForVtxFit = kFALSE ? FIXME\r
592 vtx->UsesTrack(esdCascadeNeg->GetID()),\r
593 AliAODTrack::kSecondary,\r
594 selectInfo);\r
f2f21b24 595 aodTrack->SetTPCClusterMap(esdCascadeNeg->GetTPCClusterMap());\r
596 aodTrack->SetTPCSharedMap (esdCascadeNeg->GetTPCSharedMap());\r
40a060e5 597 aodTrack->SetChi2perNDF(Chi2perNDF(esdCascadeNeg));\r
f7ed7e88 598 aodTrackRefs->AddAt(aodTrack,idxNegFromV0Dghter);\r
599 \r
600 if (esdCascadeNeg->GetSign() > 0) nPosTracks++;\r
601 aodTrack->ConvertAliPIDtoAODPID();\r
602 aodTrack->SetFlags(esdCascadeNeg->GetStatus());\r
603 SetAODPID(esdCascadeNeg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
604 }\r
605 else {\r
606 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(idxNegFromV0Dghter));\r
607 }\r
608 \r
609 vV0FromCascade->AddDaughter(aodTrack);\r
610 \r
611 \r
612 // 4.A.4 - Add the V0 from cascade to the V0 array\r
613\r
614 Double_t dcaV0Daughters = esdV0FromCascade->GetDcaV0Daughters();\r
615 Double_t dcaV0ToPrimVertex = esdV0FromCascade->GetD( esd->GetPrimaryVertex()->GetX(),\r
616 esd->GetPrimaryVertex()->GetY(),\r
617 esd->GetPrimaryVertex()->GetZ() );\r
618 esdV0FromCascade->GetPPxPyPz( momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2] ); \r
619 esdV0FromCascade->GetNPxPyPz( momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2] ); \r
620 \r
621 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
622 dcaDaughterToPrimVertex[0] = TMath::Abs(esdCascadePos->GetD( esd->GetPrimaryVertex()->GetX(),\r
623 esd->GetPrimaryVertex()->GetY(),\r
624 esd->GetMagneticField()) );\r
625 dcaDaughterToPrimVertex[1] = TMath::Abs(esdCascadeNeg->GetD( esd->GetPrimaryVertex()->GetX(),\r
626 esd->GetPrimaryVertex()->GetY(),\r
627 esd->GetMagneticField()) );\r
628 \r
629 aodV0 = new(v0s[jV0s++]) AliAODv0( vV0FromCascade, \r
630 dcaV0Daughters,\r
631 dcaV0ToPrimVertex, \r
632 momPosAtV0vtx, \r
633 momNegAtV0vtx, \r
634 dcaDaughterToPrimVertex); \r
635 // set the aod v0 on-the-fly status\r
636 aodV0->SetOnFlyStatus(esdV0FromCascade->GetOnFlyStatus());\r
637\r
638 // Add the aodV0 to the aodVORefs\r
639 aodV0Refs->AddAt(aodV0,idxV0FromCascade);\r
640 \r
641 usedV0[idxV0FromCascade] = kTRUE;\r
642\r
643 } else { \r
644 // 4.B - if V0 structure already used\r
645\r
646 // Note :\r
647 // one V0 can be used by several cascades (frequent in PbPb evts) : \r
648 // same V0 which used but attached to different bachelor tracks\r
649 // -> aodVORefs and aodV0VtxRefs are needed.\r
650 // Goal : avoid a redundancy of the info in "Vertices" and "v0s" clones array.\r
651 \r
652 vV0FromCascade = dynamic_cast<AliAODVertex*>( aodV0VtxRefs->At(idxV0FromCascade) );\r
653 aodV0 = dynamic_cast<AliAODv0*> ( aodV0Refs ->At(idxV0FromCascade) );\r
654 \r
655 // - Treatment of the parent for such a "re-used" V0 :\r
656 // Insert the cascade that reuses the V0 vertex in the lineage chain\r
657 // Before : vV0 -> vCascade1 -> vPrimary\r
658 // - Hyp : cascade2 uses the same V0 as cascade1\r
659 // After : vV0 -> vCascade2 -> vCascade1 -> vPrimary\r
660 \r
661 AliAODVertex *vCascadePreviousParent = dynamic_cast<AliAODVertex*> (vV0FromCascade->GetParent());\r
662 vV0FromCascade->SetParent(vCascade);\r
663 vCascade ->SetParent(vCascadePreviousParent);\r
664\r
665 if(fDebug > 2) \r
666 printf("---- Cascade / Lineage insertion\n"\r
667 "Parent of V0 vtx = Cascade vtx %p\n"\r
668 "Parent of the cascade vtx = Cascade vtx %p\n"\r
669 "Parent of the parent cascade vtx = Cascade vtx %p\n", \r
670 static_cast<void*> (vV0FromCascade->GetParent()),\r
671 static_cast<void*> (vCascade->GetParent()),\r
672 static_cast<void*> (vCascadePreviousParent->GetParent()) );\r
673 \r
674 }// end if V0 structure already used\r
675\r
676 if (fDebug > 2) {\r
677 printf("---- Cascade / V0 vertex: \n");\r
678 vV0FromCascade->Print();\r
679 }\r
680\r
681 if (fDebug > 4) {\r
682 printf("---- Cascade / pos dghter : \n");\r
683 aodTrack->Print();\r
684 printf("---- Cascade / neg dghter : \n");\r
685 aodTrack->Print();\r
686 printf("---- Cascade / aodV0 : \n");\r
687 aodV0->Print();\r
688 }\r
689\r
690 // In any case (used V0 or not), add the V0 vertex to the cascade one.\r
691 vCascade->AddDaughter(vV0FromCascade); \r
692 \r
693 \r
694 // 5 - Add the primary track of the cascade (if any)\r
695\r
696\r
697 // 6 - Add the cascade to the AOD array of cascades\r
698\r
699 Double_t dcaBachToPrimVertexXY = TMath::Abs(esdCascadeBach->GetD(esd->GetPrimaryVertex()->GetX(),\r
700 esd->GetPrimaryVertex()->GetY(),\r
701 esd->GetMagneticField()) );\r
702\r
703 esdCascade->GetBPxPyPz(momBachAtCascadeVtx[0], momBachAtCascadeVtx[1], momBachAtCascadeVtx[2]);\r
704\r
705 aodCascade = new(cascades[jCascades++]) AliAODcascade( vCascade,\r
706 esdCascade->Charge(),\r
707 esdCascade->GetDcaXiDaughters(),\r
708 -999.,\r
709 // DCAXiToPrimVtx -> needs to be calculated ----|\r
710 // doesn't exist at ESD level;\r
711 // See AODcascade::DcaXiToPrimVertex(Double, Double, Double)\r
712 dcaBachToPrimVertexXY,\r
713 momBachAtCascadeVtx,\r
714 *aodV0);\r
715 \r
716 if (fDebug > 3) {\r
717 printf("---- Cascade / AOD cascade : \n\n");\r
718 aodCascade->PrintXi(primary->GetX(), primary->GetY(), primary->GetZ());\r
719 }\r
720\r
721 } // end of the loop on cascades\r
722\r
723 cascades.Expand(jCascades);\r
724\r
725\r
726 //\r
727 // V0s\r
728 //\r
729 \r
730 for (Int_t nV0 = 0; nV0 < nV0s; ++nV0) {\r
731 \r
732 if (usedV0[nV0]) continue; // skip if already added to the AOD\r
733 \r
734 AliESDv0 *v0 = esd->GetV0(nV0);\r
735 Int_t posFromV0 = v0->GetPindex();\r
736 Int_t negFromV0 = v0->GetNindex();\r
737 \r
738 // V0 selection \r
739 //\r
740 AliESDVertex *esdVtx = new AliESDVertex(*(esd->GetPrimaryVertex()));\r
741 AliESDtrack *esdV0Pos = esd->GetTrack(posFromV0);\r
742 AliESDtrack *esdV0Neg = esd->GetTrack(negFromV0);\r
743 TList v0objects;\r
744 v0objects.AddAt(v0, 0);\r
745 v0objects.AddAt(esdV0Pos, 1);\r
746 v0objects.AddAt(esdV0Neg, 2);\r
747 v0objects.AddAt(esdVtx, 3);\r
748 UInt_t selectV0 = 0;\r
749 if (fV0Filter) {\r
9eeae5d5 750 selectV0 = fV0Filter->IsSelected(&v0objects);\r
f7ed7e88 751 // this is a little awkward but otherwise the \r
752 // list wants to access the pointer (delete it) \r
753 // again when going out of scope\r
754 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
755 esdVtx = 0;\r
756 if (!selectV0) \r
757 continue;\r
758 }\r
759 else{\r
760 delete v0objects.RemoveAt(3); // esdVtx created via copy construct\r
761 esdVtx = 0;\r
762 }\r
763 \r
764 v0->GetXYZ(pos[0], pos[1], pos[2]);\r
765\r
766 if (!old) {\r
767 chi2 = v0->GetChi2V0(); // = chi2/NDF since NDF = 2*2-3\r
768 v0->GetPosCov(covVtx);\r
769 } else {\r
770 chi2 = -999.;\r
771 for (Int_t i = 0; i < 6; i++) covVtx[i] = 0.;\r
772 }\r
773\r
774\r
775 AliAODVertex * vV0 = \r
776 new(vertices[jVertices++]) AliAODVertex(pos,\r
777 covVtx,\r
778 chi2,\r
779 primary,\r
780 nV0,\r
781 AliAODVertex::kV0);\r
782 primary->AddDaughter(vV0);\r
783 \r
784\r
785 // Add the positive tracks from the V0\r
786 \r
787 esdV0Pos->GetPxPyPz(momPos);\r
788 esdV0Pos->GetXYZ(pos);\r
789 esdV0Pos->GetCovarianceXYZPxPyPz(covTr);\r
790 esdV0Pos->GetESDpid(pid);\r
791 \r
792 if (!usedTrack[posFromV0]) {\r
793 usedTrack[posFromV0] = kTRUE;\r
794 UInt_t selectInfo = 0;\r
9eeae5d5 795 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Pos);\r
f7ed7e88 796 if(mcH)mcH->SelectParticle(esdV0Pos->GetLabel());\r
797 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Pos->GetID(),\r
798 esdV0Pos->GetLabel(), \r
799 momPos, \r
800 kTRUE,\r
801 pos,\r
802 kFALSE,\r
803 covTr, \r
804 (Short_t)esdV0Pos->GetSign(),\r
805 esdV0Pos->GetITSClusterMap(), \r
806 pid,\r
807 vV0,\r
808 kTRUE, // check if this is right\r
809 vtx->UsesTrack(esdV0Pos->GetID()),\r
810 AliAODTrack::kSecondary,\r
811 selectInfo);\r
f2f21b24 812 aodTrack->SetTPCClusterMap(esdV0Pos->GetTPCClusterMap());\r
813 aodTrack->SetTPCSharedMap (esdV0Pos->GetTPCSharedMap());\r
40a060e5 814 aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Pos));\r
f7ed7e88 815 aodTrackRefs->AddAt(aodTrack,posFromV0);\r
816 // if (fDebug > 0) printf("-------------------Bo: pos track from original pt %.3f \n",aodTrack->Pt());\r
817 if (esdV0Pos->GetSign() > 0) nPosTracks++;\r
818 aodTrack->ConvertAliPIDtoAODPID();\r
819 aodTrack->SetFlags(esdV0Pos->GetStatus());\r
820 SetAODPID(esdV0Pos,aodTrack,detpid,timezero,esd->GetMagneticField());\r
821 }\r
822 else {\r
823 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(posFromV0));\r
824 // if (fDebug > 0) printf("-------------------Bo pos track from refArray pt %.3f \n",aodTrack->Pt());\r
825 }\r
826 vV0->AddDaughter(aodTrack);\r
827 \r
828 // Add the negative tracks from the V0\r
829 \r
830 esdV0Neg->GetPxPyPz(momNeg);\r
831 esdV0Neg->GetXYZ(pos);\r
832 esdV0Neg->GetCovarianceXYZPxPyPz(covTr);\r
833 esdV0Neg->GetESDpid(pid);\r
834 \r
835 if (!usedTrack[negFromV0]) {\r
836 usedTrack[negFromV0] = kTRUE;\r
837 UInt_t selectInfo = 0;\r
9eeae5d5 838 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdV0Neg);\r
f7ed7e88 839 if(mcH)mcH->SelectParticle(esdV0Neg->GetLabel());\r
840 aodTrack = new(tracks[jTracks++]) AliAODTrack(esdV0Neg->GetID(),\r
841 esdV0Neg->GetLabel(),\r
842 momNeg,\r
843 kTRUE,\r
844 pos,\r
845 kFALSE,\r
846 covTr, \r
847 (Short_t)esdV0Neg->GetSign(),\r
848 esdV0Neg->GetITSClusterMap(), \r
849 pid,\r
850 vV0,\r
851 kTRUE, // check if this is right\r
852 vtx->UsesTrack(esdV0Neg->GetID()),\r
853 AliAODTrack::kSecondary,\r
854 selectInfo);\r
f2f21b24 855 aodTrack->SetTPCClusterMap(esdV0Neg->GetTPCClusterMap());\r
856 aodTrack->SetTPCSharedMap (esdV0Neg->GetTPCSharedMap());\r
40a060e5 857 aodTrack->SetChi2perNDF(Chi2perNDF(esdV0Neg));\r
f7ed7e88 858 \r
859 aodTrackRefs->AddAt(aodTrack,negFromV0);\r
860 // if (fDebug > 0) printf("-------------------Bo: neg track from original pt %.3f \n",aodTrack->Pt());\r
861 if (esdV0Neg->GetSign() > 0) nPosTracks++;\r
862 aodTrack->ConvertAliPIDtoAODPID();\r
863 aodTrack->SetFlags(esdV0Neg->GetStatus());\r
864 SetAODPID(esdV0Neg,aodTrack,detpid,timezero,esd->GetMagneticField());\r
865 }\r
866 else {\r
867 aodTrack = dynamic_cast<AliAODTrack*>(aodTrackRefs->At(negFromV0));\r
868 // if (fDebug > 0) printf("-------------------Bo neg track from refArray pt %.3f \n",aodTrack->Pt());\r
869 }\r
870 vV0->AddDaughter(aodTrack);\r
871\r
872\r
873 // Add the V0 the V0 array as well\r
874 \r
875 Double_t dcaV0Daughters = v0->GetDcaV0Daughters();\r
876 Double_t dcaV0ToPrimVertex = v0->GetD(esd->GetPrimaryVertex()->GetX(),\r
877 esd->GetPrimaryVertex()->GetY(),\r
878 esd->GetPrimaryVertex()->GetZ());\r
879 v0->GetPPxPyPz(momPosAtV0vtx[0],momPosAtV0vtx[1],momPosAtV0vtx[2]); \r
880 v0->GetNPxPyPz(momNegAtV0vtx[0],momNegAtV0vtx[1],momNegAtV0vtx[2]); \r
881 \r
882 Double_t dcaDaughterToPrimVertex[2] = { 999., 999.}; // ..[0] = DCA in (x,y) for Pos and ..[1] = Neg\r
883 dcaDaughterToPrimVertex[0] = TMath::Abs(esdV0Pos->GetD( esd->GetPrimaryVertex()->GetX(),\r
884 esd->GetPrimaryVertex()->GetY(),\r
885 esd->GetMagneticField()) );\r
886 dcaDaughterToPrimVertex[1] = TMath::Abs(esdV0Neg->GetD( esd->GetPrimaryVertex()->GetX(),\r
887 esd->GetPrimaryVertex()->GetY(),\r
888 esd->GetMagneticField()) );\r
889 \r
890 aodV0 = new(v0s[jV0s++]) AliAODv0(vV0, \r
891 dcaV0Daughters,\r
892 dcaV0ToPrimVertex,\r
893 momPosAtV0vtx,\r
894 momNegAtV0vtx,\r
895 dcaDaughterToPrimVertex);\r
896\r
897 // set the aod v0 on-the-fly status\r
898 aodV0->SetOnFlyStatus(v0->GetOnFlyStatus());\r
899 }//End of loop on V0s \r
900\r
901 v0s.Expand(jV0s); \r
902\r
903 if (fDebug > 0) printf(" NAODCascades=%d / NAODV0s=%d\n", jCascades, jV0s);\r
904 // end of V0 parts\r
905\r
906\r
907 // Kinks: it is a big mess the access to the information in the kinks\r
908 // The loop is on the tracks in order to find the mother and daugther of each kink\r
909 \r
910 \r
911 for (Int_t iTrack=0; iTrack<nTracks; ++iTrack) {\r
912 \r
913 AliESDtrack * esdTrack = esd->GetTrack(iTrack);\r
914 \r
915 Int_t ikink = esdTrack->GetKinkIndex(0);\r
916 \r
917 if (ikink && nKinks) {\r
918 // Negative kink index: mother, positive: daughter\r
919 \r
920 // Search for the second track of the kink\r
921 \r
922 for (Int_t jTrack = iTrack+1; jTrack<nTracks; ++jTrack) {\r
923 \r
924 AliESDtrack * esdTrack1 = esd->GetTrack(jTrack);\r
925 \r
926 Int_t jkink = esdTrack1->GetKinkIndex(0);\r
927 \r
928 if ( TMath::Abs(ikink)==TMath::Abs(jkink) ) {\r
929 \r
930 // The two tracks are from the same kink\r
931 \r
932 if (usedKink[TMath::Abs(ikink)-1]) continue; // skip used kinks\r
933 \r
934 Int_t imother = -1;\r
935 Int_t idaughter = -1;\r
936 \r
937 if (ikink<0 && jkink>0) {\r
938 \r
939 imother = iTrack;\r
940 idaughter = jTrack;\r
941 }\r
942 else if (ikink>0 && jkink<0) {\r
943 \r
944 imother = jTrack;\r
945 idaughter = iTrack;\r
946 }\r
947 else {\r
948// cerr << "Error: Wrong combination of kink indexes: "\r
949// << ikink << " " << jkink << endl;\r
950 continue;\r
951 }\r
952 \r
953 // Add the mother track if it passed primary track selection cuts\r
954 \r
955 AliAODTrack * mother = NULL;\r
956 \r
957 UInt_t selectInfo = 0;\r
958 if (fTrackFilter) {\r
9eeae5d5 959 selectInfo = fTrackFilter->IsSelected(esd->GetTrack(imother));\r
f7ed7e88 960 if (!selectInfo) continue;\r
961 }\r
962 \r
963 if (!usedTrack[imother]) {\r
964 \r
965 usedTrack[imother] = kTRUE;\r
966 \r
967 AliESDtrack *esdTrackM = esd->GetTrack(imother);\r
968 esdTrackM->GetPxPyPz(p);\r
969 esdTrackM->GetXYZ(pos);\r
970 esdTrackM->GetCovarianceXYZPxPyPz(covTr);\r
971 esdTrackM->GetESDpid(pid);\r
972 if(mcH)mcH->SelectParticle(esdTrackM->GetLabel());\r
973 mother = \r
974 new(tracks[jTracks++]) AliAODTrack(esdTrackM->GetID(),\r
975 esdTrackM->GetLabel(),\r
976 p,\r
977 kTRUE,\r
978 pos,\r
979 kFALSE,\r
980 covTr, \r
981 (Short_t)esdTrackM->GetSign(),\r
982 esdTrackM->GetITSClusterMap(), \r
983 pid,\r
984 primary,\r
985 kTRUE, // check if this is right\r
986 vtx->UsesTrack(esdTrack->GetID()),\r
987 AliAODTrack::kPrimary,\r
988 selectInfo);\r
f2f21b24 989 mother->SetTPCClusterMap(esdTrackM->GetTPCClusterMap());\r
990 mother->SetTPCSharedMap (esdTrackM->GetTPCSharedMap());\r
40a060e5 991 mother->SetChi2perNDF(Chi2perNDF(esdTrackM));\r
992\r
f7ed7e88 993 aodTrackRefs->AddAt(mother, imother);\r
994 \r
995 if (esdTrackM->GetSign() > 0) nPosTracks++;\r
996 mother->SetFlags(esdTrackM->GetStatus());\r
997 mother->ConvertAliPIDtoAODPID();\r
998 primary->AddDaughter(mother);\r
999 mother->ConvertAliPIDtoAODPID();\r
1000 SetAODPID(esdTrackM,mother,detpid,timezero,esd->GetMagneticField());\r
1001 }\r
1002 else {\r
1003// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
1004// << " track " << imother << " has already been used!" << endl;\r
1005 }\r
1006 \r
1007 // Add the kink vertex\r
1008 AliESDkink * kink = esd->GetKink(TMath::Abs(ikink)-1);\r
1009 \r
1010 AliAODVertex * vkink = \r
1011 new(vertices[jVertices++]) AliAODVertex(kink->GetPosition(),\r
1012 NULL,\r
1013 0.,\r
1014 mother,\r
1015 esdTrack->GetID(), // This is the track ID of the mother's track!\r
1016 AliAODVertex::kKink);\r
1017 // Add the daughter track\r
1018 \r
1019 AliAODTrack * daughter = NULL;\r
1020 \r
1021 if (!usedTrack[idaughter]) {\r
1022 \r
1023 usedTrack[idaughter] = kTRUE;\r
1024 \r
1025 AliESDtrack *esdTrackD = esd->GetTrack(idaughter);\r
1026 esdTrackD->GetPxPyPz(p);\r
1027 esdTrackD->GetXYZ(pos);\r
1028 esdTrackD->GetCovarianceXYZPxPyPz(covTr);\r
1029 esdTrackD->GetESDpid(pid);\r
1030 selectInfo = 0;\r
9eeae5d5 1031 if (fTrackFilter) selectInfo = fTrackFilter->IsSelected(esdTrackD);\r
f7ed7e88 1032 if(mcH)mcH->SelectParticle(esdTrackD->GetLabel());\r
1033 daughter = \r
1034 new(tracks[jTracks++]) AliAODTrack(esdTrackD->GetID(),\r
1035 esdTrackD->GetLabel(),\r
1036 p,\r
1037 kTRUE,\r
1038 pos,\r
1039 kFALSE,\r
1040 covTr, \r
1041 (Short_t)esdTrackD->GetSign(),\r
1042 esdTrackD->GetITSClusterMap(), \r
1043 pid,\r
1044 vkink,\r
1045 kTRUE, // check if this is right\r
1046 vtx->UsesTrack(esdTrack->GetID()),\r
1047 AliAODTrack::kSecondary,\r
1048 selectInfo);\r
f2f21b24 1049 daughter->SetTPCClusterMap(esdTrackD->GetTPCClusterMap());\r
1050 daughter->SetTPCSharedMap (esdTrackD->GetTPCSharedMap());\r
f7ed7e88 1051 aodTrackRefs->AddAt(daughter, idaughter);\r
1052 \r
1053 if (esdTrackD->GetSign() > 0) nPosTracks++;\r
1054 daughter->SetFlags(esdTrackD->GetStatus());\r
1055 daughter->ConvertAliPIDtoAODPID();\r
1056 vkink->AddDaughter(daughter);\r
1057 daughter->ConvertAliPIDtoAODPID();\r
1058 SetAODPID(esdTrackD,daughter,detpid,timezero,esd->GetMagneticField());\r
1059 }\r
1060 else {\r
1061// cerr << "Error: event " << esd->GetEventNumberInFile() << " kink " << TMath::Abs(ikink)-1\r
1062// << " track " << idaughter << " has already been used!" << endl;\r
1063 }\r
1064 }\r
1065 }\r
1066 } \r
1067 }\r
1068 \r
1069 \r
1070 // Tracks (primary and orphan)\r
1071\r
1072 if (fDebug > 0) printf("NUMBER OF ESD TRACKS %5d\n", nTracks);\r
1073 \r
1074 for (Int_t nTrack = 0; nTrack < nTracks; ++nTrack) {\r
1075 \r
1076 \r
1077 if (usedTrack[nTrack]) continue;\r
1078\r
1079 AliESDtrack *esdTrack = esd->GetTrack(nTrack);\r
1080 UInt_t selectInfo = 0;\r
1081 //\r
1082 // Track selection\r
1083 if (fTrackFilter) {\r
9eeae5d5 1084 selectInfo = fTrackFilter->IsSelected(esdTrack);\r
f7ed7e88 1085 if (!selectInfo && !vtx->UsesTrack(esdTrack->GetID())) continue;\r
1086 }\r
1087 \r
1088 //\r
1089 esdTrack->GetPxPyPz(p);\r
1090 esdTrack->GetXYZ(pos);\r
1091 esdTrack->GetCovarianceXYZPxPyPz(covTr);\r
1092 esdTrack->GetESDpid(pid);\r
1093 if(mcH)mcH->SelectParticle(esdTrack->GetLabel());\r
1094 primary->AddDaughter(aodTrack =\r
1095 new(tracks[jTracks++]) AliAODTrack(esdTrack->GetID(),\r
1096 esdTrack->GetLabel(),\r
1097 p,\r
1098 kTRUE,\r
1099 pos,\r
1100 kFALSE,\r
1101 covTr, \r
1102 (Short_t)esdTrack->GetSign(),\r
1103 esdTrack->GetITSClusterMap(), \r
1104 pid,\r
1105 primary,\r
1106 kTRUE, // check if this is right\r
1107 vtx->UsesTrack(esdTrack->GetID()),\r
1108 AliAODTrack::kPrimary, \r
1109 selectInfo)\r
1110 );\r
f2f21b24 1111 aodTrack->SetTPCClusterMap(esdTrack->GetTPCClusterMap());\r
1112 aodTrack->SetTPCSharedMap (esdTrack->GetTPCSharedMap());\r
40a060e5 1113 aodTrack->SetChi2perNDF(Chi2perNDF(esdTrack));\r
1114\r
f7ed7e88 1115 aodTrackRefs->AddAt(aodTrack, nTrack);\r
f2f21b24 1116\r
f7ed7e88 1117 \r
1118 if (esdTrack->GetSign() > 0) nPosTracks++;\r
1119 aodTrack->SetFlags(esdTrack->GetStatus());\r
1120 aodTrack->ConvertAliPIDtoAODPID();\r
1121 SetAODPID(esdTrack,aodTrack,detpid,timezero,esd->GetMagneticField());\r
1122 } // end of loop on tracks\r
1123 \r
1124 // Update number of AOD tracks in header at the end of track loop (M.G.)\r
1125 header->SetRefMultiplicity(jTracks);\r
1126 header->SetRefMultiplicityPos(nPosTracks);\r
1127 header->SetRefMultiplicityNeg(jTracks - nPosTracks);\r
1128 if (fDebug > 0) \r
1129 printf(" NAODTRACKS=%d NPOS=%d NNEG=%d\n", jTracks, nPosTracks, jTracks - nPosTracks);\r
1130 // Do not shrink the array of tracks - other filters may add to it (M.G)\r
1131 // tracks.Expand(jTracks); // remove 'empty slots' due to unwritten tracks\r
1132 \r
1133 // Access to the AOD container of PMD clusters\r
1134 TClonesArray &pmdClusters = *(AODEvent()->GetPmdClusters());\r
1135 Int_t jPmdClusters=0;\r
1136 \r
1137 for (Int_t iPmd = 0; iPmd < nPmdClus; ++iPmd) {\r
1138 // file pmd clusters, to be revised!\r
1139 AliESDPmdTrack *pmdTrack = esd->GetPmdTrack(iPmd);\r
1140 Int_t nLabel = 0;\r
1141 Int_t *label = 0x0;\r
1142 Double_t posPmd[3] = { pmdTrack->GetClusterX(), pmdTrack->GetClusterY(), pmdTrack->GetClusterZ()};\r
1143 Double_t pidPmd[13] = { 0.}; // to be revised!\r
1144 // type not set!\r
1145 // assoc cluster not set\r
1146 new(pmdClusters[jPmdClusters++]) AliAODPmdCluster(iPmd, nLabel, label, pmdTrack->GetClusterADC(), posPmd, pidPmd);\r
1147 }\r
1148\r
1149 // Access to the AOD container of clusters\r
1150 TClonesArray &caloClusters = *(AODEvent()->GetCaloClusters());\r
1151 Int_t jClusters=0;\r
1152 \r
1153 for (Int_t iClust=0; iClust<nCaloClus; ++iClust) {\r
1154\r
1155 AliESDCaloCluster * cluster = esd->GetCaloCluster(iClust);\r
1156\r
c8fe2783 1157 Int_t id = cluster->GetID();\r
1158 Int_t nLabel = cluster->GetNLabels();\r
1159 Int_t *labels = cluster->GetLabels();\r
1160 if(labels){ \r
1161 for(int i = 0;i < nLabel;++i){\r
1162 if(mcH)mcH->SelectParticle(labels[i]);\r
1163 }\r
1164 } \r
f7ed7e88 1165\r
1166 Float_t energy = cluster->E();\r
1167 cluster->GetPosition(posF);\r
f7ed7e88 1168\r
f7ed7e88 1169 AliAODCaloCluster *caloCluster = new(caloClusters[jClusters++]) AliAODCaloCluster(id,\r
1170 nLabel,\r
c8fe2783 1171 labels,\r
f7ed7e88 1172 energy,\r
1173 posF,\r
1174 NULL,\r
c8fe2783 1175 cluster->GetType(),0);\r
f7ed7e88 1176 \r
1177 caloCluster->SetCaloCluster(cluster->GetDistanceToBadChannel(),\r
c8fe2783 1178 cluster->GetDispersion(),\r
f7ed7e88 1179 cluster->GetM20(), cluster->GetM02(),\r
1180 cluster->GetEmcCpvDistance(), \r
1181 cluster->GetNExMax(),cluster->GetTOF()) ;\r
1182\r
c8fe2783 1183 caloCluster->SetPIDFromESD(cluster->GetPID());\r
f7ed7e88 1184 caloCluster->SetNCells(cluster->GetNCells());\r
1185 caloCluster->SetCellsAbsId(cluster->GetCellsAbsId());\r
1186 caloCluster->SetCellsAmplitudeFraction(cluster->GetCellsAmplitudeFraction());\r
1187\r
1188 TArrayI* matchedT = cluster->GetTracksMatched();\r
c8fe2783 1189 if (nTracks>0 && matchedT && cluster->GetTrackMatchedIndex() >= 0) { \r
f7ed7e88 1190 for (Int_t im = 0; im < matchedT->GetSize(); im++) {\r
1191 Int_t iESDtrack = matchedT->At(im);;\r
1192 if (aodTrackRefs->At(iESDtrack) != 0) {\r
1193 caloCluster->AddTrackMatched((AliAODTrack*)aodTrackRefs->At(iESDtrack));\r
1194 }\r
1195 }\r
1196 }\r
1197 \r
1198 } \r
1199 caloClusters.Expand(jClusters); // resize TObjArray to 'remove' slots for pseudo clusters \r
1200 // end of loop on calo clusters\r
1201\r
1202 // fill EMCAL cell info\r
1203 if (esd->GetEMCALCells()) { // protection against missing ESD information\r
1204 AliESDCaloCells &esdEMcells = *(esd->GetEMCALCells());\r
1205 Int_t nEMcell = esdEMcells.GetNumberOfCells() ;\r
1206 \r
1207 AliAODCaloCells &aodEMcells = *(AODEvent()->GetEMCALCells());\r
1208 aodEMcells.CreateContainer(nEMcell);\r
c8fe2783 1209 aodEMcells.SetType(AliAODCaloCells::kEMCALCell);\r
f7ed7e88 1210 for (Int_t iCell = 0; iCell < nEMcell; iCell++) { \r
1211 aodEMcells.SetCell(iCell,esdEMcells.GetCellNumber(iCell),esdEMcells.GetAmplitude(iCell));\r
1212 }\r
1213 aodEMcells.Sort();\r
1214 }\r
1215\r
1216 // fill PHOS cell info\r
1217 if (esd->GetPHOSCells()) { // protection against missing ESD information\r
1218 AliESDCaloCells &esdPHcells = *(esd->GetPHOSCells());\r
1219 Int_t nPHcell = esdPHcells.GetNumberOfCells() ;\r
1220 \r
1221 AliAODCaloCells &aodPHcells = *(AODEvent()->GetPHOSCells());\r
1222 aodPHcells.CreateContainer(nPHcell);\r
c8fe2783 1223 aodPHcells.SetType(AliAODCaloCells::kPHOSCell);\r
f7ed7e88 1224 for (Int_t iCell = 0; iCell < nPHcell; iCell++) { \r
1225 aodPHcells.SetCell(iCell,esdPHcells.GetCellNumber(iCell),esdPHcells.GetAmplitude(iCell));\r
1226 }\r
1227 aodPHcells.Sort();\r
1228 }\r
1229\r
1230 // tracklets \r
1231 AliAODTracklets &SPDTracklets = *(AODEvent()->GetTracklets());\r
1232 const AliMultiplicity *mult = esd->GetMultiplicity();\r
1233 if (mult) {\r
1234 if (mult->GetNumberOfTracklets()>0) {\r
1235 SPDTracklets.CreateContainer(mult->GetNumberOfTracklets());\r
1236\r
1237 for (Int_t n=0; n<mult->GetNumberOfTracklets(); n++) {\r
1238 if(mcH){\r
1239 mcH->SelectParticle(mult->GetLabel(n, 0));\r
1240 mcH->SelectParticle(mult->GetLabel(n, 1));\r
1241 }\r
1242 SPDTracklets.SetTracklet(n, mult->GetTheta(n), mult->GetPhi(n), mult->GetDeltaPhi(n), mult->GetLabel(n, 0),mult->GetLabel(n, 1));\r
1243 }\r
1244 }\r
1245 } else {\r
1246 //Printf("ERROR: AliMultiplicity could not be retrieved from ESD");\r
1247 }\r
1248\r
1249 delete [] usedKink;\r
1250 delete [] usedV0;\r
1251 delete [] usedTrack; \r
1252 delete aodV0Refs;\r
1253 delete aodV0VtxRefs;\r
1254 delete aodTrackRefs;\r
1255\r
1256 return;\r
1257}\r
1258\r
1259\r
1260void AliAnalysisTaskESDfilter::SetAODPID(AliESDtrack *esdtrack, AliAODTrack *aodtrack, AliAODPid *detpid, Double_t timezero, Double_t bfield)\r
1261{\r
1262 //\r
1263 // Setter for the raw PID detector signals\r
1264 //\r
1265\r
1266 // Save PID object for candidate electrons\r
1267 Bool_t pidSave = kFALSE;\r
1268 if (fTrackFilter) {\r
0c6c629b 1269 Bool_t selectInfo = fTrackFilter->IsSelected((char*) "Electrons");\r
f7ed7e88 1270 if (selectInfo) pidSave = kTRUE;\r
1271 }\r
1272\r
1273\r
1274 // Tracks passing pt cut \r
1275 if(esdtrack->Pt()>fHighPthreshold) {\r
1276 pidSave = kTRUE;\r
1277 } else {\r
1278 if(fPtshape){\r
1279 if(esdtrack->Pt()> fPtshape->GetXmin()){\r
1280 Double_t y = fPtshape->Eval(esdtrack->Pt())/fPtshape->Eval(fHighPthreshold);\r
1281 if(gRandom->Rndm(0)<1./y){\r
1282 pidSave = kTRUE;\r
1283 }//end rndm\r
1284 }//end if p < pmin\r
1285 }//end if p function\r
1286 }// end else\r
1287\r
1288 if (pidSave) {\r
6ece2430 1289 if(!aodtrack->GetDetPid()){// prevent memory leak when calling SetAODPID twice for the same track\r
f7ed7e88 1290 detpid = new AliAODPid();\r
1291 SetDetectorRawSignals(detpid,esdtrack,timezero, bfield);\r
1292 aodtrack->SetDetPID(detpid);\r
6ece2430 1293 }\r
f7ed7e88 1294 }\r
1295}\r
1296\r
1297void AliAnalysisTaskESDfilter::SetDetectorRawSignals(AliAODPid *aodpid, AliESDtrack *track, Double_t timezero, Double_t bfield)\r
1298{\r
1299//\r
1300//assignment of the detector signals (AliXXXesdPID inspired)\r
1301//\r
1302 if(!track){\r
1303 AliInfo("no ESD track found. .....exiting");\r
1304 return;\r
1305 }\r
febefa51 1306 // TPC momentum\r
1307 const AliExternalTrackParam *in=track->GetInnerParam();\r
1308 if (in) {\r
1309 aodpid->SetTPCmomentum(in->GetP());\r
1310 }else{\r
1311 aodpid->SetTPCmomentum(-1.);\r
1312 }\r
1313\r
f7ed7e88 1314\r
1315 aodpid->SetITSsignal(track->GetITSsignal());\r
1316 aodpid->SetTPCsignal(track->GetTPCsignal());\r
597b16d8 1317 aodpid->SetTPCsignalN(track->GetTPCsignalN());\r
f7ed7e88 1318\r
febefa51 1319 //n TRD planes = 6\r
f7ed7e88 1320 Int_t nslices = track->GetNumberOfTRDslices()*6;\r
1321 Double_t *trdslices = new Double_t[nslices];\r
1322 for(Int_t iSl =0; iSl < track->GetNumberOfTRDslices(); iSl++) {\r
febefa51 1323 for(Int_t iPl =0; iPl<6; iPl++) trdslices[iPl*track->GetNumberOfTRDslices()+iSl] = track->GetTRDslice(iPl,iSl);\r
1324 }\r
1325 \r
1326//TRD momentum\r
1327 for(Int_t iPl=0;iPl<6;iPl++){\r
1328 Double_t trdmom=track->GetTRDmomentum(iPl);\r
1329 aodpid->SetTRDmomentum(iPl,trdmom);\r
1330 }\r
f7ed7e88 1331\r
1332 aodpid->SetTRDsignal(track->GetNumberOfTRDslices()*6,trdslices);\r
1333 Double_t times[AliAODPid::kSPECIES]; track->GetIntegratedTimes(times);\r
1334 aodpid->SetIntegratedTimes(times);\r
1335\r
1336 aodpid->SetTOFsignal(track->GetTOFsignal()-timezero); // to be fixed\r
1337 aodpid->SetHMPIDsignal(track->GetHMPIDsignal());\r
1338\r
1339 //Extrapolate track to EMCAL surface for AOD-level track-cluster matching\r
1340 Double_t emcpos[3] = {0.,0.,0.};\r
1341 Double_t emcmom[3] = {0.,0.,0.};\r
1342 aodpid->SetEMCALPosition(emcpos);\r
1343 aodpid->SetEMCALMomentum(emcmom);\r
1344\r
1345 AliExternalTrackParam *outerparam = (AliExternalTrackParam*)track->GetOuterParam();\r
1346 if(!outerparam) return;\r
1347\r
1348 //To be replaced by call to AliEMCALGeoUtils when the class becomes available\r
1349 Double_t radius = 441.0; //[cm] EMCAL radius +13cm\r
1350\r
1351 Bool_t okpos = outerparam->GetXYZAt(radius,bfield,emcpos);\r
1352 Bool_t okmom = outerparam->GetPxPyPzAt(radius,bfield,emcmom);\r
1353 if(!(okpos && okmom)) return;\r
1354\r
1355 aodpid->SetEMCALPosition(emcpos);\r
1356 aodpid->SetEMCALMomentum(emcmom);\r
1357\r
1358}\r
1359\r
40a060e5 1360Double_t AliAnalysisTaskESDfilter::Chi2perNDF(AliESDtrack* track)\r
1361{\r
1362 // Calculate chi2 per ndf for track\r
1363 Int_t nClustersTPC = track->GetTPCNcls();\r
1364\r
1365 if ( nClustersTPC > 5) {\r
1366 return (track->GetTPCchi2()/Float_t(nClustersTPC - 5));\r
1367 } else {\r
1368 return (-1.);\r
1369 }\r
1370 }\r
1371\r
1372\r
1373\r
f7ed7e88 1374void AliAnalysisTaskESDfilter::Terminate(Option_t */*option*/)\r
1375{\r
1376// Terminate analysis\r
1377//\r
1378 if (fDebug > 1) printf("AnalysisESDfilter: Terminate() \n");\r
1379}\r
1380\r
1381void AliAnalysisTaskESDfilter::PrintMCInfo(AliStack *pStack,Int_t label){\r
1382 if(!pStack)return;\r
1383 label = TMath::Abs(label);\r
1384 TParticle *part = pStack->Particle(label);\r
1385 Printf("########################");\r
1386 Printf("%s:%d %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,label,part->GetUniqueID(),part->GetPdgCode(),part->P());\r
1387 part->Print();\r
1388 TParticle* mother = part;\r
1389 Int_t imo = part->GetFirstMother();\r
1390 Int_t nprim = pStack->GetNprimary();\r
1391 // while((imo >= nprim) && (mother->GetUniqueID() == 4)) {\r
1392 while((imo >= nprim)) {\r
1393 mother = pStack->Particle(imo);\r
1394 Printf("Mother %s:%d Label %d UniqueID %d PDG %d P %3.3f",(char*)__FILE__,__LINE__,imo,mother->GetUniqueID(),mother->GetPdgCode(),mother->P());\r
1395 mother->Print();\r
1396 imo = mother->GetFirstMother();\r
1397 }\r
1398 Printf("########################");\r
1399}\r