]>
Commit | Line | Data |
---|---|---|
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: AliTRDtrackInfoGen.cxx 27496 2008-07-22 08:35:45Z cblume $ */ | |
17 | ||
18 | //////////////////////////////////////////////////////////////////////////// | |
19 | // // | |
20 | // Reconstruction QA // | |
21 | // // | |
22 | // Authors: // | |
23 | // Markus Fasel <M.Fasel@gsi.de> // | |
24 | // // | |
25 | //////////////////////////////////////////////////////////////////////////// | |
26 | ||
27 | #include <TClonesArray.h> | |
28 | #include <TObjArray.h> | |
29 | #include <TObject.h> | |
30 | #include <TH1F.h> | |
31 | #include <TFile.h> | |
32 | #include <TTree.h> | |
33 | #include <TROOT.h> | |
34 | #include <TChain.h> | |
35 | #include <TParticle.h> | |
36 | ||
37 | #include "AliLog.h" | |
38 | #include "AliAnalysisManager.h" | |
39 | #include "AliESDEvent.h" | |
40 | #include "AliMCEvent.h" | |
41 | #include "AliESDInputHandler.h" | |
42 | #include "AliMCEventHandler.h" | |
43 | ||
44 | #include "AliESDfriend.h" | |
45 | #include "AliESDfriendTrack.h" | |
46 | #include "AliESDHeader.h" | |
47 | #include "AliESDtrack.h" | |
48 | #include "AliMCParticle.h" | |
49 | #include "AliStack.h" | |
50 | #include "AliTRDtrackV1.h" | |
51 | #include "AliTrackReference.h" | |
52 | #include "AliTRDgeometry.h" | |
53 | #include "TTreeStream.h" | |
54 | ||
55 | #include <cstdio> | |
56 | #include <cstring> | |
57 | #include <iostream> | |
58 | ||
59 | #include "AliTRDtrackInfoGen.h" | |
60 | #include "AliTRDtrackInfo/AliTRDtrackInfo.h" | |
61 | #include "AliTRDtrackInfo/AliTRDeventInfo.h" | |
62 | ||
63 | ClassImp(AliTRDtrackInfoGen) | |
64 | ||
65 | const Float_t AliTRDtrackInfoGen::xTPC = 290.; | |
66 | const Float_t AliTRDtrackInfoGen::xTOF = 365.; | |
67 | ||
68 | //____________________________________________________________________ | |
69 | AliTRDtrackInfoGen::AliTRDtrackInfoGen(): | |
70 | AliTRDrecoTask("InfoGen", "Track List Generator") | |
71 | ,fESD(0x0) | |
72 | ,fMC(0x0) | |
73 | ,fESDfriend(0x0) | |
74 | ,fTrackInfo(0x0) | |
75 | ,fEventInfo(0x0) | |
76 | { | |
77 | // | |
78 | // Default constructor | |
79 | // | |
80 | ||
81 | DefineInput(0, TChain::Class()); | |
82 | DefineOutput(0, TObjArray::Class()); | |
83 | DefineOutput(1, AliTRDeventInfo::Class()); | |
84 | //DefineOutput(1, TTree::Class()); | |
85 | } | |
86 | ||
87 | //____________________________________________________________________ | |
88 | AliTRDtrackInfoGen::~AliTRDtrackInfoGen() | |
89 | { | |
90 | if(fTrackInfo) delete fTrackInfo; | |
91 | //if(fEventInfo) delete fEventInfo; | |
92 | //fTrackInfo = 0x0; fEventInfo = 0x0; | |
93 | } | |
94 | ||
95 | //____________________________________________________________________ | |
96 | void AliTRDtrackInfoGen::ConnectInputData(Option_t *) | |
97 | { | |
98 | // | |
99 | // Link the Input Data | |
100 | // | |
101 | TTree *tree = dynamic_cast<TChain*>(GetInputData(0)); | |
102 | if(!tree){ | |
103 | printf("ERROR - ESD event not found"); | |
104 | } else { | |
105 | tree->SetBranchStatus("Tracks", 1); | |
106 | tree->SetBranchStatus("ESDfriend*",1); | |
107 | } | |
108 | ||
109 | AliESDInputHandler *esdH = dynamic_cast<AliESDInputHandler*>(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()); | |
110 | if(!esdH){ | |
111 | printf("ERROR - ESD input handler not found"); | |
112 | } else { | |
113 | fESD = esdH->GetEvent(); | |
114 | if(!fESD){ | |
115 | printf("ERROR - ESD event not found"); | |
116 | } else { | |
117 | esdH->SetActiveBranches("ESDfriend*"); | |
118 | fESDfriend = (AliESDfriend *)fESD->FindListObject("AliESDfriend"); | |
119 | } | |
120 | } | |
121 | if(HasMCdata()){ | |
122 | AliMCEventHandler *mcH = dynamic_cast<AliMCEventHandler*>(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()); | |
123 | if(!mcH){ | |
124 | AliError("MC input handler not found"); | |
125 | } else { | |
126 | fMC = mcH->MCEvent(); | |
127 | } | |
128 | } | |
129 | } | |
130 | ||
131 | //____________________________________________________________________ | |
132 | void AliTRDtrackInfoGen::CreateOutputObjects() | |
133 | { | |
134 | // | |
135 | // Create Output Containers (TObjectArray containing 1D histograms) | |
136 | // | |
137 | fTrackInfo = new AliTRDtrackInfo(); | |
138 | fEventInfo = new AliTRDeventInfo(); | |
139 | fContainer = new TObjArray(1000); | |
140 | ||
141 | /* OpenFile(1, "RECREATE"); | |
142 | fTree = new TTree("trd", "extract of the TRD detector"); | |
143 | fTree->Branch("info", &fTrackInfo); | |
144 | printf("output tree build in %s\n", fTree->GetDirectory()->GetName());*/ | |
145 | } | |
146 | ||
147 | //____________________________________________________________________ | |
148 | void AliTRDtrackInfoGen::Exec(Option_t *){ | |
149 | // | |
150 | // Run the Analysis | |
151 | // | |
152 | if(!fESD){ | |
153 | puts("Error: ESD not found"); | |
154 | return; | |
155 | } | |
156 | if(!fESDfriend){ | |
157 | puts("Error: ESD friend not found"); | |
158 | return; | |
159 | } | |
160 | if(HasMCdata() && !fMC){ | |
161 | puts("Error: Monte Carlo Event not available"); | |
162 | return; | |
163 | } | |
164 | fContainer->Delete(); | |
165 | fEventInfo->Delete(""); | |
166 | fESD->SetESDfriend(fESDfriend); | |
167 | new(fEventInfo)AliTRDeventInfo(fESD->GetHeader(), const_cast<AliESDRun *>(fESD->GetESDRun())); | |
168 | ||
169 | Bool_t *trackMap = 0x0; | |
170 | AliStack * mStack = 0x0; | |
171 | if(HasMCdata()){ | |
172 | mStack = fMC->Stack(); | |
173 | if(!mStack){ | |
174 | puts("Error: Cannot get the Monte Carlo Stack"); | |
175 | return; | |
176 | } | |
177 | trackMap = new Bool_t[fMC->GetNumberOfTracks()]; | |
178 | memset(trackMap, 0, sizeof(Bool_t) * fMC->GetNumberOfTracks()); | |
179 | } | |
180 | ||
181 | Int_t nTRD = 0, nTPC = 0, nclsTrklt; | |
182 | Int_t nTracks = fESD->GetNumberOfTracks(); | |
183 | if(fDebugLevel>=1){ | |
184 | printf("%3d Tracks: ESD[%d] MC[%d]\n", (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), nTracks, HasMCdata() ? mStack->GetNtrack() : 0); | |
185 | } | |
186 | AliESDtrack *esdTrack = 0x0; | |
187 | AliESDfriendTrack *esdFriendTrack = 0x0; | |
188 | TObject *calObject = 0x0; | |
189 | AliTRDtrackV1 *track = 0x0; | |
190 | for(Int_t itrk = 0; itrk < nTracks; itrk++){ | |
191 | esdTrack = fESD->GetTrack(itrk); | |
192 | if(fDebugLevel>=2) printf("\n%3d ITS[%d] TPC[%d] TRD[%d]\n", itrk, esdTrack->GetNcls(0), esdTrack->GetNcls(1), esdTrack->GetNcls(2)); | |
193 | if(esdTrack->GetNcls(1)) nTPC++; | |
194 | if(esdTrack->GetNcls(2)) nTRD++; | |
195 | ||
196 | // look at external track param | |
197 | const AliExternalTrackParam *op = esdTrack->GetOuterParam(); | |
198 | Double_t xyz[3]; | |
199 | if(op){ | |
200 | op->GetXYZ(xyz); | |
201 | op->Global2LocalPosition(xyz, op->GetAlpha()); | |
202 | if(fDebugLevel>=2) printf("op @ X[%7.3f]\n", xyz[0]); | |
203 | } | |
204 | ||
205 | // read MC info | |
206 | Int_t fPdg = -1; | |
207 | Int_t label = -1; | |
208 | if(HasMCdata()){ | |
209 | label = esdTrack->GetLabel(); | |
210 | if(label < fMC->GetNumberOfTracks()) trackMap[TMath::Abs(label)] = kTRUE; // register the track | |
211 | //if (TMath::Abs(label) > mStack->GetNtrack()) continue; | |
212 | AliMCParticle *mcParticle = 0x0; | |
213 | if(!(mcParticle = fMC->GetTrack(TMath::Abs(label)))){ | |
214 | printf("E - AliTRDtrackInfoGen::Exec() : MC particle missing for ESD label %d\n", label); | |
215 | continue; | |
216 | } | |
217 | fPdg = mcParticle->Particle()->GetPdgCode(); | |
218 | Int_t nRefs = mcParticle->GetNumberOfTrackReferences(); | |
219 | Int_t iref = 0; AliTrackReference *ref = 0x0; | |
220 | while(iref<nRefs){ | |
221 | ref = mcParticle->GetTrackReference(iref); | |
222 | if(ref->LocalX() > xTPC) break; | |
223 | //printf("\ttrackRef[%2d] @ %7.3f\n", iref, ref->LocalX()); | |
224 | iref++; | |
225 | } | |
226 | ||
227 | new(fTrackInfo) AliTRDtrackInfo(); | |
228 | fTrackInfo->SetPDG(fPdg); | |
229 | fTrackInfo->SetPrimary(mcParticle->Particle()->IsPrimary()); | |
230 | Int_t jref = iref;//, kref = 0; | |
231 | while(jref<nRefs){ | |
232 | ref = mcParticle->GetTrackReference(jref); | |
233 | if(ref->LocalX() > xTOF) break; | |
234 | if(fDebugLevel>=3) printf("\ttrackRef[%2d (%2d)] @ %7.3f OK\n", jref-iref, jref, ref->LocalX()); | |
235 | fTrackInfo->AddTrackRef(ref); | |
236 | jref++; | |
237 | } | |
238 | if(!fTrackInfo->GetNTrackRefs()){ | |
239 | //if(!esdTrack->GetNcls(2)) continue; | |
240 | /* printf("No TRD Track References in the Track [%d] II\n", itrk); | |
241 | printf("Label = %d ITS[%d] TPC[%d] TRD[%d]\n", label, esdTrack->GetITSLabel(), esdTrack->GetTPCLabel(), esdTrack- >GetTRDLabel()); | |
242 | Int_t kref = 0; | |
243 | while(kref<nRefs){ | |
244 | ref = mcParticle->GetTrackReference(kref); | |
245 | printf("\ttrackRef[%2d] @ %7.3f\n", kref, ref->LocalX()); | |
246 | kref++; | |
247 | }*/ | |
248 | } | |
249 | if(fDebugLevel>=2) printf("NtrackRefs[%d(%d)]\n", fTrackInfo->GetNTrackRefs(), nRefs); | |
250 | } else { | |
251 | new (fTrackInfo) AliTRDtrackInfo(); | |
252 | fTrackInfo->SetPDG(fPdg); | |
253 | } | |
254 | ||
255 | // copy some relevant info to TRD track info | |
256 | fTrackInfo->SetStatus(esdTrack->GetStatus()); | |
257 | fTrackInfo->SetTrackId(esdTrack->GetID()); | |
258 | fTrackInfo->SetLabel(label); | |
259 | fTrackInfo->SetNumberOfClustersRefit(esdTrack->GetNcls(2)); | |
260 | nclsTrklt = 0; | |
261 | ||
262 | ||
263 | // read REC info | |
264 | esdFriendTrack = fESDfriend->GetTrack(itrk); | |
265 | if(esdFriendTrack){ | |
266 | Int_t icalib = 0; | |
267 | while((calObject = esdFriendTrack->GetCalibObject(icalib++))){ | |
268 | if(strcmp(calObject->IsA()->GetName(),"AliTRDtrackV1") != 0) continue; // Look for the TRDtrack | |
269 | track = dynamic_cast<AliTRDtrackV1*>(calObject); | |
270 | //nTRD++; | |
271 | if(!esdTrack->GetNcls(2)){ | |
272 | printf("No TRD clusters but track\n"); | |
273 | nTRD++; | |
274 | } | |
275 | if(!track) continue; | |
276 | if(fDebugLevel>=3) printf("TRD track OK\n"); | |
277 | fTrackInfo->SetTRDtrack(track); | |
278 | break; | |
279 | } | |
280 | if(fDebugLevel>=2) printf("Ntracklets[%d]\n", fTrackInfo->GetNTracklets()); | |
281 | } else if(fDebugLevel>=2) printf("No ESD friends\n"); | |
282 | if(op) fTrackInfo->SetOuterParam(op); | |
283 | ||
284 | if(fDebugLevel >= 2){ | |
285 | Int_t ncls = esdTrack->GetNcls(2); | |
286 | nclsTrklt = fTrackInfo->GetNumberOfClusters(); | |
287 | (*fDebugStream) << "trackInfo" | |
288 | << "ncls=" << ncls | |
289 | << "Ncls=" << nclsTrklt | |
290 | << "TrackInfo.=" << fTrackInfo | |
291 | << "\n"; | |
292 | } | |
293 | ||
294 | fContainer->Add(new AliTRDtrackInfo(*fTrackInfo)); | |
295 | fTrackInfo->Delete(""); | |
296 | } | |
297 | if(fDebugLevel>=1) printf("%3d Tracks: TPC[%d] TRD[%d]\n", (Int_t)AliAnalysisManager::GetAnalysisManager()->GetCurrentEntry(), nTPC, nTRD); | |
298 | ||
299 | // Insert also MC tracks which are passing TRD where the track is not reconstructed | |
300 | if(HasMCdata()){ | |
301 | if(fDebugLevel > 10){ | |
302 | printf("Output of the MC track map:\n"); | |
303 | for(Int_t itk = 0; itk < fMC->GetNumberOfTracks(); itk++) | |
304 | printf("trackMap[%d] = %s\n", itk, trackMap[itk] == kTRUE ? "TRUE" : "kFALSE"); | |
305 | } | |
306 | ||
307 | for(Int_t itk = 0; itk < fMC->GetNumberOfTracks(); itk++){ | |
308 | if(fDebugLevel >=2 ) printf("Number of MC tracks: %d\n", fMC->GetNumberOfTracks()); | |
309 | if(trackMap[itk]) continue; | |
310 | AliMCParticle *mcParticle = fMC->GetTrack(TMath::Abs(itk)); | |
311 | Int_t fPdg = mcParticle->Particle()->GetPdgCode(); | |
312 | Int_t nRefs = mcParticle->GetNumberOfTrackReferences(); | |
313 | Int_t iref = 0; AliTrackReference *ref = 0x0; | |
314 | Int_t nRefsTRD = 0; | |
315 | new(fTrackInfo) AliTRDtrackInfo(); | |
316 | fTrackInfo->SetPDG(fPdg); | |
317 | while(iref<nRefs){ | |
318 | ref = mcParticle->GetTrackReference(iref); | |
319 | if(fDebugLevel > 3) printf("\ttrackRef[%2d] @ %7.3f", iref, ref->LocalX()); | |
320 | if(ref->LocalX() > 250. && ref->LocalX() < 370.){ | |
321 | if(fDebugLevel > 3) printf(" OK\n"); | |
322 | fTrackInfo->AddTrackRef(ref); | |
323 | nRefsTRD++; | |
324 | } | |
325 | else | |
326 | if(fDebugLevel > 3) printf("\n"); | |
327 | iref++; | |
328 | } | |
329 | if(!nRefsTRD){ | |
330 | // In this stage we at least require 1 hit inside TRD. What will be done with this tracks is a task for the | |
331 | // analysis job | |
332 | fTrackInfo->Delete(""); | |
333 | continue; | |
334 | } | |
335 | fTrackInfo->SetPrimary(mcParticle->Particle()->IsPrimary()); | |
336 | fTrackInfo->SetLabel(itk); | |
337 | if(fDebugLevel >= 1){ | |
338 | Int_t ncls = esdTrack->GetNcls(2); | |
339 | (*fDebugStream) << "trackInfo" | |
340 | << "ntrackRefs=" << ncls | |
341 | << "TrackInfo.=" << fTrackInfo | |
342 | << "\n"; | |
343 | } | |
344 | if(fDebugLevel > 2)printf("Registering rejected MC track with label %d\n", itk); | |
345 | fContainer->Add(new AliTRDtrackInfo(*fTrackInfo)); | |
346 | fTrackInfo->Delete(""); | |
347 | } | |
348 | delete[] trackMap; | |
349 | } | |
350 | PostData(0, fContainer); | |
351 | PostData(1, fEventInfo); | |
352 | } | |
353 | ||
354 | ||
355 | //____________________________________________________________________ | |
356 | void AliTRDtrackInfoGen::Terminate(Option_t *) | |
357 | { | |
358 | // | |
359 | // Stays empty because we are only interested in the tree | |
360 | // | |
361 | if(fDebugLevel>=1) printf("Terminate:\n"); | |
362 | //TFile *f =((TFile*)gROOT->FindObject("TRD.TrackInfo.root")); | |
363 | //f->cd(); f->Write(); f->Close(); | |
364 | ||
365 | if(fDebugStream){ | |
366 | delete fDebugStream; | |
367 | fDebugStream = 0x0; | |
368 | } | |
369 | } |