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1ee39b3a | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id: AliTRDinfoGen.cxx 27496 2008-07-22 08:35:45Z cblume $ */ | |
17 | ||
18 | //////////////////////////////////////////////////////////////////////////// | |
19 | // | |
20 | // Tender wagon for TRD performance/calibration train | |
21 | // | |
22 | // In this wagon the information from | |
23 | // - ESD | |
24 | // - Friends [if available] | |
25 | // - MC [if available] | |
26 | // are grouped into AliTRDtrackInfo objects and fed to worker tasks | |
27 | // | |
28 | // Authors: | |
29 | // Markus Fasel <M.Fasel@gsi.de> | |
30 | // Alexandru Bercuci <A.Bercuci@gsi.de> | |
31 | // | |
32 | //////////////////////////////////////////////////////////////////////////// | |
33 | ||
34 | #include <TClonesArray.h> | |
35 | #include <TObjArray.h> | |
36 | #include <TObject.h> | |
37 | #include <TH1F.h> | |
38 | #include <TFile.h> | |
39 | #include <TTree.h> | |
40 | #include <TROOT.h> | |
41 | #include <TChain.h> | |
42 | #include <TParticle.h> | |
43 | ||
44 | #include "AliLog.h" | |
45 | #include "AliAnalysisManager.h" | |
46 | #include "AliESDEvent.h" | |
47 | #include "AliMCEvent.h" | |
48 | #include "AliESDInputHandler.h" | |
49 | #include "AliMCEventHandler.h" | |
50 | ||
51 | #include "AliESDfriend.h" | |
52 | #include "AliESDfriendTrack.h" | |
53 | #include "AliESDHeader.h" | |
54 | #include "AliESDtrack.h" | |
55 | #include "AliMCParticle.h" | |
56 | #include "AliPID.h" | |
57 | #include "AliStack.h" | |
58 | #include "AliTRDtrackV1.h" | |
59 | #include "AliTrackReference.h" | |
60 | #include "AliTRDgeometry.h" | |
61 | #include "AliTRDcluster.h" | |
62 | #include "AliTRDseedV1.h" | |
63 | #include "TTreeStream.h" | |
64 | ||
65 | #include <cstdio> | |
66 | #include <climits> | |
67 | #include <cstring> | |
68 | #include <iostream> | |
69 | ||
70 | #include "AliTRDinfoGen.h" | |
71 | #include "info/AliTRDtrackInfo.h" | |
72 | #include "info/AliTRDeventInfo.h" | |
73 | #include "info/AliTRDv0Info.h" | |
74 | ||
75 | ClassImp(AliTRDinfoGen) | |
76 | ||
77 | const Float_t AliTRDinfoGen::fgkTPC = 290.; | |
78 | const Float_t AliTRDinfoGen::fgkTOF = 365.; | |
79 | ||
80 | //____________________________________________________________________ | |
81 | AliTRDinfoGen::AliTRDinfoGen(): | |
82 | AliTRDrecoTask("infoGen", "MC-REC TRD-track list generator") | |
770382d9 | 83 | ,fESDev(NULL) |
84 | ,fMCev(NULL) | |
85 | ,fESDfriend(NULL) | |
86 | ,fTrackInfo(NULL) | |
87 | ,fEventInfo(NULL) | |
88 | ,fV0container(NULL) | |
89 | ,fV0Info(NULL) | |
1ee39b3a | 90 | { |
91 | // | |
92 | // Default constructor | |
93 | // | |
94 | ||
95 | DefineInput(0, TChain::Class()); | |
96 | DefineOutput(0, TObjArray::Class()); | |
97 | DefineOutput(1, AliTRDeventInfo::Class()); | |
98 | DefineOutput(2, TObjArray::Class()); | |
99 | } | |
100 | ||
101 | //____________________________________________________________________ | |
102 | AliTRDinfoGen::~AliTRDinfoGen() | |
103 | { | |
104 | // Destructor | |
770382d9 | 105 | |
106 | printf("AliTRDinfoGen::~AliTRDinfoGen() START\n"); | |
107 | if(fTrackInfo) delete fTrackInfo; fTrackInfo = NULL; | |
108 | printf("fTrackInfo\n"); | |
109 | if(fEventInfo) delete fEventInfo; fEventInfo = NULL; | |
110 | printf("fEventInfo\n"); | |
111 | if(fV0Info) delete fV0Info; fV0Info = NULL; | |
112 | printf("fV0Info\n"); | |
1ee39b3a | 113 | if(fContainer){ |
114 | fContainer->Delete(); delete fContainer; | |
770382d9 | 115 | fContainer = NULL; |
1ee39b3a | 116 | } |
770382d9 | 117 | printf("fContainer\n"); |
1ee39b3a | 118 | if(fV0container){ |
119 | fV0container->Delete(); delete fV0container; | |
770382d9 | 120 | fV0container = NULL; |
1ee39b3a | 121 | } |
770382d9 | 122 | printf("fV0container\n"); |
123 | printf("AliTRDinfoGen::~AliTRDinfoGen() STOP\n"); | |
1ee39b3a | 124 | } |
125 | ||
126 | //____________________________________________________________________ | |
127 | void AliTRDinfoGen::ConnectInputData(Option_t *) | |
128 | { | |
129 | // | |
130 | // Link the Input Data | |
131 | // | |
132 | TTree *tree = dynamic_cast<TChain*>(GetInputData(0)); | |
133 | if(!tree){ | |
770382d9 | 134 | AliError("ESD event not found"); |
1ee39b3a | 135 | } else { |
136 | tree->SetBranchStatus("Tracks", 1); | |
137 | tree->SetBranchStatus("ESDfriend*",1); | |
138 | } | |
139 | ||
140 | AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*>(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()); | |
141 | if(!esdH){ | |
142 | printf("ERROR - ESD input handler not found"); | |
143 | } else { | |
144 | fESDev = esdH->GetEvent(); | |
145 | if(!fESDev){ | |
146 | printf("ERROR - ESD event not found"); | |
147 | } else { | |
148 | esdH->SetActiveBranches("ESDfriend*"); | |
149 | fESDfriend = (AliESDfriend *)fESDev->FindListObject("AliESDfriend"); | |
150 | } | |
151 | } | |
152 | if(HasMCdata()){ | |
153 | AliMCEventHandler *mcH = dynamic_cast<AliMCEventHandler*>(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()); | |
154 | if(!mcH){ | |
155 | AliError("MC input handler not found"); | |
156 | } else { | |
157 | fMCev = mcH->MCEvent(); | |
158 | } | |
159 | } | |
160 | } | |
161 | ||
162 | //____________________________________________________________________ | |
163 | void AliTRDinfoGen::CreateOutputObjects() | |
164 | { | |
165 | // | |
166 | // Create Output Containers (TObjectArray containing 1D histograms) | |
167 | // | |
168 | fTrackInfo = new AliTRDtrackInfo(); | |
169 | fEventInfo = new AliTRDeventInfo(); | |
170 | fV0Info = new AliTRDv0Info(); | |
171 | fContainer = new TObjArray(1000); | |
172 | fContainer->SetOwner(kTRUE); | |
173 | fV0container = new TObjArray(50); | |
174 | fV0container->SetOwner(kTRUE); | |
175 | ||
176 | } | |
177 | ||
178 | //____________________________________________________________________ | |
179 | void AliTRDinfoGen::Exec(Option_t *){ | |
180 | // | |
181 | // Run the Analysis | |
182 | // | |
183 | if(!fESDev){ | |
184 | AliError("Failed retrieving ESD event"); | |
185 | return; | |
186 | } | |
187 | if(!fESDfriend){ | |
188 | AliError("Failed retrieving ESD friend event"); | |
189 | return; | |
190 | } | |
191 | if(HasMCdata() && !fMCev){ | |
192 | AliError("Failed retrieving MC event"); | |
193 | return; | |
194 | } | |
195 | fContainer->Delete(); | |
196 | fV0container->Delete(); | |
197 | fEventInfo->Delete(""); | |
198 | fESDev->SetESDfriend(fESDfriend); | |
199 | new(fEventInfo)AliTRDeventInfo(fESDev->GetHeader(), const_cast<AliESDRun *>(fESDev->GetESDRun())); | |
200 | ||
770382d9 | 201 | Bool_t *trackMap(NULL); |
202 | AliStack * mStack(NULL); | |
1ee39b3a | 203 | Int_t nTracksMC = HasMCdata() ? fMCev->GetNumberOfTracks() : 0, nTracksESD = fESDev->GetNumberOfTracks(); |
204 | if(HasMCdata()){ | |
205 | mStack = fMCev->Stack(); | |
206 | if(!mStack){ | |
207 | AliError("Failed retrieving MC Stack"); | |
208 | return; | |
209 | } | |
210 | trackMap = new Bool_t[nTracksMC]; | |
211 | memset(trackMap, 0, sizeof(Bool_t) * nTracksMC); | |
212 | } | |
213 | ||
f232df0d | 214 | Double32_t dedx[100]; Int_t nSlices(0); |
770382d9 | 215 | Int_t nTRDout(0), nTRDin(0), nTPC(0), nclsTrklt; |
1ee39b3a | 216 | AliDebug(2, Form("Entry[%3d] Tracks: ESD[%d] MC[%d]\n", (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), nTracksESD, nTracksMC)); |
770382d9 | 217 | AliESDtrack *esdTrack = NULL; |
218 | AliESDfriendTrack *esdFriendTrack = NULL; | |
219 | TObject *calObject = NULL; | |
220 | AliTRDtrackV1 *track = NULL; | |
221 | AliTRDseedV1 *tracklet = NULL; | |
222 | AliTRDcluster *cl = NULL; | |
1ee39b3a | 223 | for(Int_t itrk = 0; itrk < nTracksESD; itrk++){ |
224 | esdTrack = fESDev->GetTrack(itrk); | |
225 | AliDebug(3, Form("\n%3d ITS[%d] TPC[%d] TRD[%d]\n", itrk, esdTrack->GetNcls(0), esdTrack->GetNcls(1), esdTrack->GetNcls(2))); | |
770382d9 | 226 | if(esdTrack->GetStatus()&AliESDtrack::kTPCout) nTPC++; |
227 | if(esdTrack->GetStatus()&AliESDtrack::kTRDout) nTRDout++; | |
228 | if(esdTrack->GetStatus()&AliESDtrack::kTRDin) nTRDin++; | |
1ee39b3a | 229 | |
230 | // look at external track param | |
231 | const AliExternalTrackParam *op = esdTrack->GetOuterParam(); | |
232 | Double_t xyz[3]; | |
233 | if(op){ | |
234 | op->GetXYZ(xyz); | |
235 | op->Global2LocalPosition(xyz, op->GetAlpha()); | |
236 | AliDebug(3, Form("op @ X[%7.3f]\n", xyz[0])); | |
237 | } | |
238 | ||
239 | // read MC info | |
240 | Int_t fPdg = -1; | |
241 | Int_t label = -1; UInt_t alab=UINT_MAX; | |
242 | if(HasMCdata()){ | |
243 | label = esdTrack->GetLabel(); | |
244 | alab = TMath::Abs(label); | |
245 | // register the track | |
246 | if(alab < UInt_t(nTracksMC)){ | |
247 | trackMap[alab] = kTRUE; | |
248 | } else { | |
249 | AliError(Form("MC label[%d] outside scope for Ev[%d] Trk[%d].", label, (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), itrk)); | |
250 | continue; | |
251 | } | |
770382d9 | 252 | AliMCParticle *mcParticle = NULL; |
1ee39b3a | 253 | if(!(mcParticle = (AliMCParticle*) fMCev->GetTrack(alab))){ |
254 | AliError(Form("MC particle label[%d] missing for Ev[%d] Trk[%d].", label, (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), itrk)); | |
255 | continue; | |
256 | } | |
257 | fPdg = mcParticle->Particle()->GetPdgCode(); | |
258 | Int_t nRefs = mcParticle->GetNumberOfTrackReferences(); | |
770382d9 | 259 | Int_t iref = 0; AliTrackReference *ref = NULL; |
1ee39b3a | 260 | while(iref<nRefs){ |
261 | ref = mcParticle->GetTrackReference(iref); | |
262 | if(ref->LocalX() > fgkTPC) break; | |
263 | iref++; | |
264 | } | |
265 | ||
266 | new(fTrackInfo) AliTRDtrackInfo(); | |
267 | fTrackInfo->SetPDG(fPdg); | |
268 | fTrackInfo->SetPrimary(mcParticle->Particle()->IsPrimary()); | |
269 | Int_t jref = iref;//, kref = 0; | |
270 | while(jref<nRefs){ | |
271 | ref = mcParticle->GetTrackReference(jref); | |
272 | if(ref->LocalX() > fgkTOF) break; | |
273 | AliDebug(4, Form(" trackRef[%2d (%2d)] @ %7.3f OK", jref-iref, jref, ref->LocalX())); | |
274 | fTrackInfo->AddTrackRef(ref); | |
275 | jref++; | |
276 | } | |
277 | AliDebug(3, Form("NtrackRefs[%d(%d)]", fTrackInfo->GetNTrackRefs(), nRefs)); | |
278 | } else { | |
279 | new (fTrackInfo) AliTRDtrackInfo(); | |
280 | fTrackInfo->SetPDG(fPdg); | |
281 | } | |
282 | ||
283 | // copy some relevant info to TRD track info | |
284 | fTrackInfo->SetStatus(esdTrack->GetStatus()); | |
285 | fTrackInfo->SetTrackId(esdTrack->GetID()); | |
286 | Double_t p[AliPID::kSPECIES]; esdTrack->GetTRDpid(p); | |
287 | fTrackInfo->SetESDpid(p); | |
288 | fTrackInfo->SetESDpidQuality(esdTrack->GetTRDntrackletsPID()); | |
f232df0d | 289 | if(!nSlices) nSlices = esdTrack->GetNumberOfTRDslices(); |
290 | memset(dedx, 0, 100*sizeof(Double32_t)); | |
92c40e64 | 291 | Int_t in(0); |
292 | for(Int_t il=0; il<AliTRDgeometry::kNlayer; il++) | |
293 | for(Int_t is=0; is<nSlices; is++) | |
294 | dedx[in++]=esdTrack->GetTRDslice(il, is); | |
295 | for(Int_t il=0; il<AliTRDgeometry::kNlayer; il++) dedx[in++]=esdTrack->GetTRDmomentum(il); | |
296 | fTrackInfo->SetSlices(in, dedx); | |
1ee39b3a | 297 | fTrackInfo->SetLabel(label); |
298 | fTrackInfo->SetNumberOfClustersRefit(esdTrack->GetNcls(2)); | |
299 | // some other Informations which we may wish to store in order to find problematic cases | |
300 | fTrackInfo->SetKinkIndex(esdTrack->GetKinkIndex(0)); | |
301 | fTrackInfo->SetTPCncls(static_cast<UShort_t>(esdTrack->GetNcls(1))); | |
302 | nclsTrklt = 0; | |
303 | ||
304 | ||
305 | // read REC info | |
306 | esdFriendTrack = fESDfriend->GetTrack(itrk); | |
307 | if(esdFriendTrack){ | |
308 | Int_t icalib = 0; | |
309 | while((calObject = esdFriendTrack->GetCalibObject(icalib++))){ | |
310 | if(strcmp(calObject->IsA()->GetName(),"AliTRDtrackV1") != 0) continue; // Look for the TRDtrack | |
311 | if(!(track = dynamic_cast<AliTRDtrackV1*>(calObject))) break; | |
1ee39b3a | 312 | AliDebug(4, Form("TRD track OK")); |
313 | // Set the clusters to unused | |
314 | for(Int_t ipl = 0; ipl < AliTRDgeometry::kNlayer; ipl++){ | |
315 | if(!(tracklet = track->GetTracklet(ipl))) continue; | |
316 | tracklet->ResetClusterIter(); | |
317 | while((cl = tracklet->NextCluster())) cl->Use(0); | |
318 | } | |
319 | fTrackInfo->SetTrack(track); | |
320 | break; | |
321 | } | |
322 | AliDebug(3, Form("Ntracklets[%d]\n", fTrackInfo->GetNTracklets())); | |
323 | } else AliDebug(3, "No ESD friends"); | |
324 | if(op) fTrackInfo->SetOuterParam(op); | |
325 | ||
326 | if(DebugLevel() >= 1){ | |
327 | AliTRDtrackInfo info(*fTrackInfo); | |
328 | (*DebugStream()) << "trackInfo" | |
329 | << "TrackInfo.=" << &info | |
330 | << "\n"; | |
331 | info.Delete(""); | |
332 | } | |
333 | ||
334 | fContainer->Add(new AliTRDtrackInfo(*fTrackInfo)); | |
335 | fTrackInfo->Delete(""); | |
336 | } | |
770382d9 | 337 | AliDebug(2, Form("%3d Tracks: TPCout[%d] TRDin[%d] TRDout[%d]\n", (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), nTPC, nTRDin, nTRDout)); |
1ee39b3a | 338 | |
770382d9 | 339 | // AliESDv0 *v0 = NULL; |
1ee39b3a | 340 | // for(Int_t iv0=0; iv0<fESD->GetNumberOfV0s(); iv0++){ |
341 | // if(!(v0 = fESD->GetV0(iv0))) continue; | |
342 | // fV0container->Add(new AliTRDv0Info(v0)); | |
343 | // } | |
344 | ||
345 | // Insert also MC tracks which are passing TRD where the track is not reconstructed | |
346 | if(HasMCdata()){ | |
347 | AliDebug(10, "Output of the MC track map:"); | |
348 | for(Int_t itk = 0; itk < nTracksMC; itk++) AliDebug(10, Form("trackMap[%d] = %s", itk, trackMap[itk] == kTRUE ? "TRUE" : "kFALSE")); | |
349 | ||
350 | for(Int_t itk = 0; itk < nTracksMC; itk++){ | |
351 | if(trackMap[itk]) continue; | |
352 | AliMCParticle *mcParticle = (AliMCParticle*) fMCev->GetTrack(TMath::Abs(itk)); | |
353 | Int_t fPdg = mcParticle->Particle()->GetPdgCode(); | |
354 | Int_t nRefs = mcParticle->GetNumberOfTrackReferences(); | |
770382d9 | 355 | Int_t iref = 0; AliTrackReference *ref = NULL; |
1ee39b3a | 356 | Int_t nRefsTRD = 0; |
357 | new(fTrackInfo) AliTRDtrackInfo(); | |
358 | fTrackInfo->SetPDG(fPdg); | |
359 | while(iref<nRefs){ | |
770382d9 | 360 | Bool_t kIN(kFALSE); |
1ee39b3a | 361 | ref = mcParticle->GetTrackReference(iref); |
770382d9 | 362 | if(ref->LocalX() > fgkTPC && ref->LocalX() < fgkTOF){ |
1ee39b3a | 363 | fTrackInfo->AddTrackRef(ref); |
770382d9 | 364 | nRefsTRD++;kIN=kTRUE; |
1ee39b3a | 365 | } |
770382d9 | 366 | AliDebug(4, Form(" trackRef[%2d] @ x[%7.3f] %s", iref, ref->LocalX(), kIN?"IN":"OUT")); |
1ee39b3a | 367 | iref++; |
368 | } | |
369 | if(!nRefsTRD){ | |
370 | // In this stage we at least require 1 hit inside TRD. What will be done with this tracks is a task for the | |
371 | // analysis job | |
372 | fTrackInfo->Delete(""); | |
373 | continue; | |
374 | } | |
375 | fTrackInfo->SetPrimary(mcParticle->Particle()->IsPrimary()); | |
376 | fTrackInfo->SetLabel(itk); | |
377 | if(DebugLevel() >= 1){ | |
378 | AliTRDtrackInfo info(*fTrackInfo); | |
379 | (*DebugStream()) << "trackInfo" | |
380 | << "TrackInfo.=" << &info | |
381 | << "\n"; | |
382 | info.Delete(""); | |
383 | } | |
770382d9 | 384 | AliDebug(3, Form("Add MC track @ label[%d] nTRDrefs[%d].", itk, nRefsTRD)); |
1ee39b3a | 385 | fContainer->Add(new AliTRDtrackInfo(*fTrackInfo)); |
386 | fTrackInfo->Delete(""); | |
387 | } | |
388 | delete[] trackMap; | |
389 | } | |
390 | PostData(0, fContainer); | |
391 | PostData(1, fEventInfo); | |
392 | PostData(2, fV0container); | |
393 | } | |
394 |