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1 | ||
2 | /************************************************************************** | |
3 | * Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. * | |
4 | * * | |
5 | * Author: The ALICE Off-line Project. * | |
6 | * Contributors are mentioned in the code where appropriate. * | |
7 | * * | |
8 | * Permission to use, copy, modify and distribute this software and its * | |
9 | * documentation strictly for non-commercial purposes is hereby granted * | |
10 | * without fee, provided that the above copyright notice appears in all * | |
11 | * copies and that both the copyright notice and this permission notice * | |
12 | * appear in the supporting documentation. The authors make no claims * | |
13 | * about the suitability of this software for any purpose. It is * | |
14 | * provided "as is" without express or implied warranty. * | |
15 | **************************************************************************/ | |
16 | ||
17 | /* $Id$ */ | |
18 | ||
19 | //------------------------------------------------------------------------- | |
20 | // Implementation of the Virtual Event Handler Interface for AOD | |
21 | // Author: Andreas Morsch, CERN | |
22 | //------------------------------------------------------------------------- | |
23 | ||
24 | ||
25 | #include <TTree.h> | |
26 | #include <TFile.h> | |
27 | #include <TString.h> | |
28 | #include <TList.h> | |
29 | #include <TROOT.h> | |
30 | ||
31 | #include "AliLog.h" | |
32 | #include "AliAODHandler.h" | |
33 | #include "AliAODEvent.h" | |
34 | #include "AliAODTracklets.h" | |
35 | #include "AliStack.h" | |
36 | #include "AliAODMCParticle.h" | |
37 | #include "AliAODMCHeader.h" | |
38 | #include "AliMCEventHandler.h" | |
39 | #include "AliMCEvent.h" | |
40 | #include "AliGenEventHeader.h" | |
41 | #include "AliGenHijingEventHeader.h" | |
42 | #include "AliGenDPMjetEventHeader.h" | |
43 | #include "AliGenPythiaEventHeader.h" | |
44 | #include "AliGenCocktailEventHeader.h" | |
45 | ||
46 | ||
47 | ||
48 | ClassImp(AliAODHandler) | |
49 | ||
50 | //______________________________________________________________________________ | |
51 | AliAODHandler::AliAODHandler() : | |
52 | AliVEventHandler(), | |
53 | fIsStandard(kTRUE), | |
54 | fFillAOD(kTRUE), | |
55 | fNeedsHeaderReplication(kFALSE), | |
56 | fNeedsTracksBranchReplication(kFALSE), | |
57 | fNeedsVerticesBranchReplication(kFALSE), | |
58 | fNeedsV0sBranchReplication(kFALSE), | |
59 | fNeedsTrackletsBranchReplication(kFALSE), | |
60 | fNeedsPMDClustersBranchReplication(kFALSE), | |
61 | fNeedsJetsBranchReplication(kFALSE), | |
62 | fNeedsFMDClustersBranchReplication(kFALSE), | |
63 | fNeedsCaloClustersBranchReplication(kFALSE), | |
64 | fAODIsReplicated(kFALSE), | |
65 | fAODEvent(NULL), | |
66 | fMCEventH(NULL), | |
67 | fTreeA(NULL), | |
68 | fFileA(NULL), | |
69 | fFileName(""), | |
70 | fExtensions(NULL) | |
71 | { | |
72 | // default constructor | |
73 | } | |
74 | ||
75 | //______________________________________________________________________________ | |
76 | AliAODHandler::AliAODHandler(const char* name, const char* title): | |
77 | AliVEventHandler(name, title), | |
78 | fIsStandard(kTRUE), | |
79 | fFillAOD(kTRUE), | |
80 | fNeedsHeaderReplication(kFALSE), | |
81 | fNeedsTracksBranchReplication(kFALSE), | |
82 | fNeedsVerticesBranchReplication(kFALSE), | |
83 | fNeedsV0sBranchReplication(kFALSE), | |
84 | fNeedsTrackletsBranchReplication(kFALSE), | |
85 | fNeedsPMDClustersBranchReplication(kFALSE), | |
86 | fNeedsJetsBranchReplication(kFALSE), | |
87 | fNeedsFMDClustersBranchReplication(kFALSE), | |
88 | fNeedsCaloClustersBranchReplication(kFALSE), | |
89 | fAODIsReplicated(kFALSE), | |
90 | fAODEvent(NULL), | |
91 | fMCEventH(NULL), | |
92 | fTreeA(NULL), | |
93 | fFileA(NULL), | |
94 | fFileName(""), | |
95 | fExtensions(NULL) | |
96 | { | |
97 | } | |
98 | ||
99 | //______________________________________________________________________________ | |
100 | AliAODHandler::~AliAODHandler() | |
101 | { | |
102 | // Destructor. | |
103 | delete fAODEvent; | |
104 | if(fFileA){ | |
105 | // is already handled in TerminateIO | |
106 | fFileA->Close(); | |
107 | delete fFileA; | |
108 | } | |
109 | delete fTreeA; | |
110 | if (fExtensions) delete fExtensions; | |
111 | } | |
112 | ||
113 | //______________________________________________________________________________ | |
114 | Bool_t AliAODHandler::Init(Option_t* opt) | |
115 | { | |
116 | // Initialize IO | |
117 | // | |
118 | // Create the AODevent object | |
119 | if(!fAODEvent){ | |
120 | fAODEvent = new AliAODEvent(); | |
121 | if (fIsStandard) fAODEvent->CreateStdContent(); | |
122 | } | |
123 | // | |
124 | // File opening according to execution mode | |
125 | TString option(opt); | |
126 | option.ToLower(); | |
127 | TDirectory *owd = gDirectory; | |
128 | if (option.Contains("proof")) { | |
129 | // proof | |
130 | // Merging via files. Need to access analysis manager via interpreter. | |
131 | gROOT->ProcessLine(Form("AliAnalysisManager::GetAnalysisManager()->OpenProofFile(\"%s\", \"RECREATE\");", fFileName.Data())); | |
132 | gROOT->ProcessLine(Form("AliAnalysisManager::GetAnalysisManager()->GetCommonOutputContainer()->SetFile((TFile*)0x%lx);", gFile)); | |
133 | fFileA = gFile; | |
134 | } else { | |
135 | // local and grid | |
136 | fFileA = new TFile(fFileName.Data(), "RECREATE"); | |
137 | } | |
138 | CreateTree(1); | |
139 | owd->cd(); | |
140 | if (fExtensions) { | |
141 | TIter next(fExtensions); | |
142 | AliAODExtension *ext; | |
143 | while ((ext=(AliAODExtension*)next())) ext->Init(option); | |
144 | } | |
145 | return kTRUE; | |
146 | } | |
147 | ||
148 | //______________________________________________________________________________ | |
149 | void AliAODHandler::StoreMCParticles(){ | |
150 | ||
151 | // | |
152 | // Remap the labels from ESD stack and store | |
153 | // the AODMCParticles, makes only sense if we have | |
154 | // the mcparticles branch | |
155 | // has to be done here since we cannot know in advance | |
156 | // which particles are needed (e.g. by the tracks etc.) | |
157 | // | |
158 | // Particles have been selected by AliMCEventhanlder->SelectParticle() | |
159 | // To use the MCEventhandler here we need to set it from the outside | |
160 | // can vanish when Handler go to the ANALYSISalice library | |
161 | // | |
162 | // The Branch booking for mcParticles and mcHeader has to happen | |
163 | // in an external task for now since the AODHandler does not have access | |
164 | // the AnalysisManager. For the same reason the pointer t o the MCEventH | |
165 | // has to passed to the AOD Handler by this task | |
166 | // (doing this in the steering macro would not work on PROOF) | |
167 | ||
168 | TClonesArray *mcarray = (TClonesArray*)fAODEvent->FindListObject(AliAODMCParticle::StdBranchName()); | |
169 | if(!mcarray)return; | |
170 | mcarray->Delete(); | |
171 | ||
172 | AliAODMCHeader *mcHeader = (AliAODMCHeader*)fAODEvent->FindListObject(AliAODMCHeader::StdBranchName()); | |
173 | if(!mcHeader)return; | |
174 | ||
175 | mcHeader->Reset(); | |
176 | ||
177 | // Get the MC Infos.. Handler needs to be set before | |
178 | // while adding the branch | |
179 | // This needs to be done, not to depend on the AnalysisManager | |
180 | ||
181 | if(!fMCEventH)return; | |
182 | if(!fMCEventH->MCEvent())return; | |
183 | AliStack *pStack = fMCEventH->MCEvent()->Stack(); | |
184 | if(!pStack)return; | |
185 | ||
186 | fMCEventH->CreateLabelMap(); | |
187 | ||
188 | // | |
189 | // Get the Event Header | |
190 | // | |
191 | ||
192 | AliHeader* header = fMCEventH->MCEvent()->Header(); | |
193 | if (!header)return; | |
194 | ||
195 | // get the MC vertex | |
196 | AliGenEventHeader* genHeader = header->GenEventHeader(); | |
197 | if (!genHeader) return; | |
198 | ||
199 | TArrayF vtxMC(3); | |
200 | genHeader->PrimaryVertex(vtxMC); | |
201 | mcHeader->SetVertex(vtxMC[0],vtxMC[1],vtxMC[2]); | |
202 | ||
203 | // we search the MCEventHeaders first | |
204 | // Two cases, cocktail or not... | |
205 | AliGenCocktailEventHeader* genCocktailHeader = dynamic_cast<AliGenCocktailEventHeader*>(genHeader); | |
206 | if(genCocktailHeader){ | |
207 | // we have a coktail header | |
208 | mcHeader->AddGeneratorName(genHeader->GetName()); | |
209 | // Loop from the back so that the first one sets the process type | |
210 | TList* headerList = genCocktailHeader->GetHeaders(); | |
211 | for(int i = headerList->GetEntries()-1;i>=0;--i){ | |
212 | AliGenEventHeader *headerEntry = dynamic_cast<AliGenEventHeader*>(headerList->At(i)); | |
213 | SetMCHeaderInfo(mcHeader,headerEntry); | |
214 | } | |
215 | } | |
216 | else{ | |
217 | // No Cocktail just take the first one | |
218 | SetMCHeaderInfo(mcHeader,genHeader); | |
219 | } | |
220 | ||
221 | ||
222 | ||
223 | ||
224 | // Store the AliAODParticlesMC | |
225 | AliMCEvent* mcEvent = fMCEventH->MCEvent(); | |
226 | ||
227 | Int_t np = mcEvent->GetNumberOfTracks(); | |
228 | Int_t nprim = mcEvent->GetNumberOfPrimaries(); | |
229 | ||
230 | ||
231 | Int_t j = 0; | |
232 | TClonesArray& l = *mcarray; | |
233 | ||
234 | for(int i = 0; i < np; ++i){ | |
235 | if(fMCEventH->IsParticleSelected(i)){ | |
236 | Int_t flag = 0; | |
237 | AliMCParticle* mcpart = (AliMCParticle*) mcEvent->GetTrack(i); | |
238 | if(i<nprim)flag |= AliAODMCParticle::kPrimary; | |
239 | ||
240 | if(mcEvent->IsPhysicalPrimary(i))flag |= AliAODMCParticle::kPhysicalPrim; | |
241 | ||
242 | if(fMCEventH->GetNewLabel(i)!=j){ | |
243 | AliError(Form("MISMATCH New label %d j: %d",fMCEventH->GetNewLabel(i),j)); | |
244 | } | |
245 | ||
246 | AliAODMCParticle mcpart_tmp(mcpart,i,flag); | |
247 | ||
248 | // | |
249 | Int_t d0 = mcpart_tmp.GetDaughter(0); | |
250 | Int_t d1 = mcpart_tmp.GetDaughter(1); | |
251 | Int_t m = mcpart_tmp.GetMother(); | |
252 | ||
253 | // other than for the track labels, negative values mean | |
254 | // no daughter/mother so preserve it | |
255 | ||
256 | if(d0<0 && d1<0){ | |
257 | // no first daughter -> no second daughter | |
258 | // nothing to be done | |
259 | // second condition not needed just for sanity check at the end | |
260 | mcpart_tmp.SetDaughter(0,d0); | |
261 | mcpart_tmp.SetDaughter(1,d1); | |
262 | } else if(d1 < 0 && d0 >= 0) { | |
263 | // Only one daughter | |
264 | // second condition not needed just for sanity check at the end | |
265 | if(fMCEventH->IsParticleSelected(d0)){ | |
266 | mcpart_tmp.SetDaughter(0,fMCEventH->GetNewLabel(d0)); | |
267 | } else { | |
268 | mcpart_tmp.SetDaughter(0,-1); | |
269 | } | |
270 | mcpart_tmp.SetDaughter(1,d1); | |
271 | } | |
272 | else if (d0 > 0 && d1 > 0 ){ | |
273 | // we have two or more daughters loop on the stack to see if they are | |
274 | // selected | |
275 | Int_t d0_tmp = -1; | |
276 | Int_t d1_tmp = -1; | |
277 | for(int id = d0; id<=d1;++id){ | |
278 | if(fMCEventH->IsParticleSelected(id)){ | |
279 | if(d0_tmp==-1){ | |
280 | // first time | |
281 | d0_tmp = fMCEventH->GetNewLabel(id); | |
282 | d1_tmp = d0_tmp; // this is to have the same schema as on the stack i.e. with one daugther d0 and d1 are the same | |
283 | } | |
284 | else d1_tmp = fMCEventH->GetNewLabel(id); | |
285 | } | |
286 | } | |
287 | mcpart_tmp.SetDaughter(0,d0_tmp); | |
288 | mcpart_tmp.SetDaughter(1,d1_tmp); | |
289 | } else { | |
290 | AliError(Form("Unxpected indices %d %d",d0,d1)); | |
291 | } | |
292 | ||
293 | if(m<0){ | |
294 | mcpart_tmp.SetMother(m); | |
295 | } else { | |
296 | if(fMCEventH->IsParticleSelected(m))mcpart_tmp.SetMother(fMCEventH->GetNewLabel(m)); | |
297 | else AliError(Form("PROBLEM Mother not selected %d \n", m)); | |
298 | } | |
299 | ||
300 | new (l[j++]) AliAODMCParticle(mcpart_tmp); | |
301 | ||
302 | } | |
303 | } | |
304 | AliInfo(Form("AliAODHandler::StoreMCParticles: Selected %d (Primaries %d / total %d) after validation \n", | |
305 | j,nprim,np)); | |
306 | ||
307 | // Set the labels in the AOD output... | |
308 | // Remapping | |
309 | ||
310 | // AODTracks | |
311 | TClonesArray* tracks = fAODEvent->GetTracks(); | |
312 | if(tracks){ | |
313 | for(int it = 0; it < fAODEvent->GetNTracks();++it){ | |
314 | AliAODTrack *track = fAODEvent->GetTrack(it); | |
315 | ||
316 | Int_t label = TMath::Abs(track->GetLabel()); | |
317 | if (label >= AliMCEvent::BgLabelOffset()) label = mcEvent->BgLabelToIndex(label); | |
318 | ||
319 | ||
320 | if(label > np || track->GetLabel() == 0){ | |
321 | AliWarning(Form("Wrong ESD track label %5d (%5d)",track->GetLabel(), label)); | |
322 | } | |
323 | if(fMCEventH->GetNewLabel(label) == 0){ | |
324 | AliWarning(Form("New label not found for %5d (%5d)",track->GetLabel(), label)); | |
325 | } | |
326 | track->SetLabel(fMCEventH->GetNewLabel(label)); | |
327 | } | |
328 | } | |
329 | ||
330 | // AOD calo cluster | |
331 | TClonesArray *clusters = fAODEvent->GetCaloClusters(); | |
332 | if(clusters){ | |
333 | for (Int_t iClust = 0;iClust < fAODEvent->GetNCaloClusters(); ++iClust) { | |
334 | AliAODCaloCluster * cluster = fAODEvent->GetCaloCluster(iClust); | |
335 | UInt_t nLabel = cluster->GetNLabel(); | |
336 | // Ugly but do not want to fragment memory by creating | |
337 | // new Int_t (nLabel) | |
338 | Int_t* labels = const_cast<Int_t*>(cluster->GetLabels()); | |
339 | if (labels){ | |
340 | for(UInt_t i = 0;i < nLabel;++i){ | |
341 | labels[i] = fMCEventH->GetNewLabel(cluster->GetLabel(i)); | |
342 | } | |
343 | } | |
344 | // cluster->SetLabels(labels,nLabel); | |
345 | }// iClust | |
346 | }// clusters | |
347 | ||
348 | // AOD tracklets | |
349 | AliAODTracklets *tracklets = fAODEvent->GetTracklets(); | |
350 | if(tracklets){ | |
351 | for(int it = 0;it < tracklets->GetNumberOfTracklets();++it){ | |
352 | int label0 = tracklets->GetLabel(it,0); | |
353 | int label1 = tracklets->GetLabel(it,1); | |
354 | if(label0>=0)label0 = fMCEventH->GetNewLabel(label0); | |
355 | if(label1>=0)label1 = fMCEventH->GetNewLabel(label1); | |
356 | tracklets->SetLabel(it,0,label0); | |
357 | tracklets->SetLabel(it,1,label1); | |
358 | } | |
359 | } | |
360 | ||
361 | } | |
362 | ||
363 | //______________________________________________________________________________ | |
364 | Bool_t AliAODHandler::FinishEvent() | |
365 | { | |
366 | // Fill data structures | |
367 | if(fFillAOD){ | |
368 | fAODEvent->MakeEntriesReferencable(); | |
369 | StoreMCParticles(); | |
370 | FillTree(); | |
371 | if (fExtensions) { | |
372 | TIter next(fExtensions); | |
373 | AliAODExtension *ext; | |
374 | while ((ext=(AliAODExtension*)next())) { | |
375 | ext->GetAOD()->MakeEntriesReferencable(); | |
376 | ext->GetTree()->Fill(); | |
377 | } | |
378 | } | |
379 | } | |
380 | ||
381 | if (fIsStandard) fAODEvent->ResetStd(); | |
382 | // Reset AOD replication flag | |
383 | fAODIsReplicated = kFALSE; | |
384 | return kTRUE; | |
385 | } | |
386 | ||
387 | //______________________________________________________________________________ | |
388 | Bool_t AliAODHandler::Terminate() | |
389 | { | |
390 | // Terminate | |
391 | AddAODtoTreeUserInfo(); | |
392 | if (fExtensions) { | |
393 | TIter next(fExtensions); | |
394 | AliAODExtension *ext; | |
395 | while ((ext=(AliAODExtension*)next())) ext->GetTree()->GetUserInfo()->Add(ext->GetAOD()); | |
396 | } | |
397 | return kTRUE; | |
398 | } | |
399 | ||
400 | //______________________________________________________________________________ | |
401 | Bool_t AliAODHandler::TerminateIO() | |
402 | { | |
403 | // Terminate IO | |
404 | if (fFileA) { | |
405 | fFileA->Close(); | |
406 | delete fFileA; | |
407 | fFileA = 0; | |
408 | } | |
409 | if (fExtensions) { | |
410 | TIter next(fExtensions); | |
411 | AliAODExtension *ext; | |
412 | while ((ext=(AliAODExtension*)next())) ext->TerminateIO(); | |
413 | } | |
414 | return kTRUE; | |
415 | } | |
416 | ||
417 | //______________________________________________________________________________ | |
418 | void AliAODHandler::CreateTree(Int_t flag) | |
419 | { | |
420 | // Creates the AOD Tree | |
421 | fTreeA = new TTree("aodTree", "AliAOD tree"); | |
422 | fTreeA->Branch(fAODEvent->GetList()); | |
423 | if (flag == 0) fTreeA->SetDirectory(0); | |
424 | } | |
425 | ||
426 | //______________________________________________________________________________ | |
427 | void AliAODHandler::FillTree() | |
428 | { | |
429 | // Fill the AOD Tree | |
430 | fTreeA->Fill(); | |
431 | } | |
432 | ||
433 | //______________________________________________________________________________ | |
434 | void AliAODHandler::AddAODtoTreeUserInfo() | |
435 | { | |
436 | // Add aod event to tree user info | |
437 | fTreeA->GetUserInfo()->Add(fAODEvent); | |
438 | } | |
439 | ||
440 | //______________________________________________________________________________ | |
441 | void AliAODHandler::AddBranch(const char* cname, void* addobj, const char* filename) | |
442 | { | |
443 | // Add a new branch to the aod. Added optional filename parameter if the | |
444 | // branch should be written to a separate file. | |
445 | if (strlen(filename)) { | |
446 | AliAODExtension *ext = AddExtension(filename); | |
447 | ext->AddBranch(cname, addobj); | |
448 | return; | |
449 | } | |
450 | TDirectory *owd = gDirectory; | |
451 | if (fFileA) { | |
452 | fFileA->cd(); | |
453 | } | |
454 | char** apointer = (char**) addobj; | |
455 | TObject* obj = (TObject*) *apointer; | |
456 | ||
457 | fAODEvent->AddObject(obj); | |
458 | ||
459 | const Int_t kSplitlevel = 99; // default value in TTree::Branch() | |
460 | const Int_t kBufsize = 32000; // default value in TTree::Branch() | |
461 | ||
462 | if (!fTreeA->FindBranch(obj->GetName())) { | |
463 | // Do the same as if we book via | |
464 | // TTree::Branch(TCollection*) | |
465 | ||
466 | fTreeA->Bronch(obj->GetName(), cname, fAODEvent->GetList()->GetObjectRef(obj), | |
467 | kBufsize, kSplitlevel - 1); | |
468 | // fTreeA->Branch(obj->GetName(), cname, addobj); | |
469 | } | |
470 | owd->cd(); | |
471 | } | |
472 | ||
473 | //______________________________________________________________________________ | |
474 | AliAODExtension *AliAODHandler::AddExtension(const char *filename, const char *title) | |
475 | { | |
476 | // Add an AOD extension with some branches in a different file. | |
477 | TString fname(filename); | |
478 | if (!fname.EndsWith(".root")) fname += ".root"; | |
479 | if (!fExtensions) { | |
480 | fExtensions = new TObjArray(); | |
481 | fExtensions->SetOwner(); | |
482 | } | |
483 | AliAODExtension *ext = (AliAODExtension*)fExtensions->FindObject(fname); | |
484 | if (!ext) { | |
485 | ext = new AliAODExtension(fname, title); | |
486 | fExtensions->Add(ext); | |
487 | } | |
488 | return ext; | |
489 | } | |
490 | ||
491 | //______________________________________________________________________________ | |
492 | void AliAODHandler::SetOutputFileName(const char* fname) | |
493 | { | |
494 | // Set file name. | |
495 | fFileName = fname; | |
496 | } | |
497 | ||
498 | //______________________________________________________________________________ | |
499 | const char *AliAODHandler::GetOutputFileName() | |
500 | { | |
501 | // Get file name. | |
502 | return fFileName.Data(); | |
503 | } | |
504 | ||
505 | //______________________________________________________________________________ | |
506 | void AliAODHandler::SetMCHeaderInfo(AliAODMCHeader *mcHeader,AliGenEventHeader *genHeader){ | |
507 | ||
508 | ||
509 | // Utility function to cover different cases for the AliGenEventHeader | |
510 | // Needed since different ProcessType and ImpactParamter are not | |
511 | // in the base class... | |
512 | // We don't encode process types for event cocktails yet | |
513 | // could be done e.g. by adding offsets depnding on the generator | |
514 | ||
515 | mcHeader->AddGeneratorName(genHeader->GetName()); | |
516 | if(!genHeader)return; | |
517 | AliGenPythiaEventHeader *pythiaGenHeader = dynamic_cast<AliGenPythiaEventHeader*>(genHeader); | |
518 | if (pythiaGenHeader) { | |
519 | mcHeader->SetEventType(pythiaGenHeader->ProcessType()); | |
520 | mcHeader->SetPtHard(pythiaGenHeader->GetPtHard()); | |
521 | return; | |
522 | } | |
523 | ||
524 | AliGenDPMjetEventHeader* dpmJetGenHeader = dynamic_cast<AliGenDPMjetEventHeader*>(genHeader); | |
525 | ||
526 | if (dpmJetGenHeader){ | |
527 | mcHeader->SetEventType(dpmJetGenHeader->ProcessType()); | |
528 | return; | |
529 | } | |
530 | ||
531 | AliGenHijingEventHeader* hijingGenHeader = dynamic_cast<AliGenHijingEventHeader*>(genHeader); | |
532 | if(hijingGenHeader){ | |
533 | mcHeader->SetImpactParameter(hijingGenHeader->ImpactParameter()); | |
534 | return; | |
535 | } | |
536 | ||
537 | AliWarning(Form("MC Eventheader not known: %s",genHeader->GetName())); | |
538 | ||
539 | } | |
540 | ||
541 | ClassImp(AliAODExtension) | |
542 | ||
543 | //------------------------------------------------------------------------- | |
544 | // Support class for AOD extensions. This is created by the user analysis | |
545 | // that requires a separate file for some AOD branches. The name of the | |
546 | // AliAODExtension object is the file name where the AOD branches will be | |
547 | // stored. | |
548 | //------------------------------------------------------------------------- | |
549 | ||
550 | //______________________________________________________________________________ | |
551 | AliAODExtension::~AliAODExtension() | |
552 | { | |
553 | // Destructor. | |
554 | delete fAODEvent; | |
555 | if(fFileE){ | |
556 | // is already handled in TerminateIO | |
557 | fFileE->Close(); | |
558 | delete fFileE; | |
559 | } | |
560 | delete fTreeE; | |
561 | } | |
562 | ||
563 | //______________________________________________________________________________ | |
564 | void AliAODExtension::AddBranch(const char* cname, void* addobj) | |
565 | { | |
566 | // Add a new branch to the aod | |
567 | if (!fAODEvent) { | |
568 | char type[20]; | |
569 | gROOT->ProcessLine(Form("TString s_tmp; AliAnalysisManager::GetAnalysisManager()->GetAnalysisTypeString(s_tmp); sprintf((char*)0x%lx, \"%%s\", s_tmp.Data());", type)); | |
570 | Init(type); | |
571 | } | |
572 | TDirectory *owd = gDirectory; | |
573 | if (fFileE) { | |
574 | fFileE->cd(); | |
575 | } | |
576 | char** apointer = (char**) addobj; | |
577 | TObject* obj = (TObject*) *apointer; | |
578 | ||
579 | fAODEvent->AddObject(obj); | |
580 | ||
581 | const Int_t kSplitlevel = 99; // default value in TTree::Branch() | |
582 | const Int_t kBufsize = 32000; // default value in TTree::Branch() | |
583 | ||
584 | if (!fTreeE->FindBranch(obj->GetName())) { | |
585 | // Do the same as if we book via | |
586 | // TTree::Branch(TCollection*) | |
587 | ||
588 | fTreeE->Bronch(obj->GetName(), cname, fAODEvent->GetList()->GetObjectRef(obj), | |
589 | kBufsize, kSplitlevel - 1); | |
590 | // fTreeA->Branch(obj->GetName(), cname, addobj); | |
591 | } | |
592 | owd->cd(); | |
593 | } | |
594 | ||
595 | //______________________________________________________________________________ | |
596 | Bool_t AliAODExtension::Init(Option_t *option) | |
597 | { | |
598 | // Initialize IO. | |
599 | if(!fAODEvent) fAODEvent = new AliAODEvent(); | |
600 | TDirectory *owd = gDirectory; | |
601 | TString opt(option); | |
602 | opt.ToLower(); | |
603 | if (opt.Contains("proof")) { | |
604 | // proof | |
605 | // Merging via files. Need to access analysis manager via interpreter. | |
606 | gROOT->ProcessLine(Form("AliAnalysisManager::GetAnalysisManager()->OpenProofFile(\"%s\", \"RECREATE\");", fName.Data())); | |
607 | fFileE = gFile; | |
608 | } else { | |
609 | fFileE = new TFile(GetName(), "RECREATE"); | |
610 | } | |
611 | fTreeE = new TTree("aodTree", "AliAOD tree"); | |
612 | fTreeE->Branch(fAODEvent->GetList()); | |
613 | owd->cd(); | |
614 | return kTRUE; | |
615 | } | |
616 | ||
617 | //______________________________________________________________________________ | |
618 | Bool_t AliAODExtension::TerminateIO() | |
619 | { | |
620 | // Terminate IO | |
621 | if (fFileE) { | |
622 | fFileE->Write(); | |
623 | fFileE->Close(); | |
624 | delete fFileE; | |
625 | fFileE = 0; | |
626 | } | |
627 | return kTRUE; | |
628 | } |