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ec4af4c1 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-2007, 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 | /* $Id$ */ | |
17 | ||
18 | //------------------------------------------------------------------------- | |
19 | // Implementation of the Virtual Event Handler Interface for AOD | |
20 | // Author: Andreas Morsch, CERN | |
21 | //------------------------------------------------------------------------- | |
22 | ||
052994fb | 23 | |
ec4af4c1 | 24 | #include <TTree.h> |
e910dd36 | 25 | #include <TFile.h> |
9066c676 | 26 | #include <TRef.h> |
7970f4ac | 27 | #include <TString.h> |
dce1b636 | 28 | #include <TList.h> |
160959a9 | 29 | #include <TROOT.h> |
e910dd36 | 30 | |
da97a08a | 31 | #include "AliLog.h" |
ec4af4c1 | 32 | #include "AliAODHandler.h" |
33 | #include "AliAODEvent.h" | |
da97a08a | 34 | #include "AliAODTracklets.h" |
35 | #include "AliStack.h" | |
36 | #include "AliAODMCParticle.h" | |
dce1b636 | 37 | #include "AliAODMCHeader.h" |
da97a08a | 38 | #include "AliMCEventHandler.h" |
39 | #include "AliMCEvent.h" | |
dce1b636 | 40 | #include "AliGenEventHeader.h" |
41 | #include "AliGenHijingEventHeader.h" | |
42 | #include "AliGenDPMjetEventHeader.h" | |
43 | #include "AliGenPythiaEventHeader.h" | |
44 | #include "AliGenCocktailEventHeader.h" | |
45 | ||
46 | ||
ec4af4c1 | 47 | |
48 | ClassImp(AliAODHandler) | |
49 | ||
50 | //______________________________________________________________________________ | |
51 | AliAODHandler::AliAODHandler() : | |
f3214a54 | 52 | AliVEventHandler(), |
78f7f935 | 53 | fIsStandard(kTRUE), |
da97a08a | 54 | fFillAOD(kTRUE), |
7c3a9fbf | 55 | fNeedsHeaderReplication(kFALSE), |
75754ba8 | 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), | |
ec4af4c1 | 65 | fAODEvent(NULL), |
da97a08a | 66 | fMCEventH(NULL), |
e910dd36 | 67 | fTreeA(NULL), |
68 | fFileA(NULL), | |
9066c676 | 69 | fFileName(""), |
70 | fExtensions(NULL) | |
ec4af4c1 | 71 | { |
72 | // default constructor | |
73 | } | |
74 | ||
75 | //______________________________________________________________________________ | |
76 | AliAODHandler::AliAODHandler(const char* name, const char* title): | |
f3214a54 | 77 | AliVEventHandler(name, title), |
78f7f935 | 78 | fIsStandard(kTRUE), |
da97a08a | 79 | fFillAOD(kTRUE), |
7c3a9fbf | 80 | fNeedsHeaderReplication(kFALSE), |
75754ba8 | 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), | |
ec4af4c1 | 90 | fAODEvent(NULL), |
da97a08a | 91 | fMCEventH(NULL), |
e910dd36 | 92 | fTreeA(NULL), |
93 | fFileA(NULL), | |
9066c676 | 94 | fFileName(""), |
95 | fExtensions(NULL) | |
ec4af4c1 | 96 | { |
97 | } | |
98 | ||
99 | //______________________________________________________________________________ | |
100 | AliAODHandler::~AliAODHandler() | |
101 | { | |
9066c676 | 102 | // Destructor. |
6989bff3 | 103 | delete fAODEvent; |
104 | if(fFileA){ | |
105 | // is already handled in TerminateIO | |
106 | fFileA->Close(); | |
107 | delete fFileA; | |
108 | } | |
109 | delete fTreeA; | |
9066c676 | 110 | if (fExtensions) delete fExtensions; |
ec4af4c1 | 111 | } |
112 | ||
7970f4ac | 113 | //______________________________________________________________________________ |
300d5701 | 114 | Bool_t AliAODHandler::Init(Option_t* opt) |
ec4af4c1 | 115 | { |
6989bff3 | 116 | // Initialize IO |
117 | // | |
118 | // Create the AODevent object | |
119 | if(!fAODEvent){ | |
ec4af4c1 | 120 | fAODEvent = new AliAODEvent(); |
78f7f935 | 121 | if (fIsStandard) fAODEvent->CreateStdContent(); |
6989bff3 | 122 | } |
123 | // | |
124 | // File opening according to execution mode | |
7970f4ac | 125 | TString option(opt); |
126 | option.ToLower(); | |
160959a9 | 127 | TDirectory *owd = gDirectory; |
7970f4ac | 128 | if (option.Contains("proof")) { |
6989bff3 | 129 | // proof |
160959a9 | 130 | // Merging via files. Need to access analysis manager via interpreter. |
20653795 | 131 | gROOT->ProcessLine(Form("AliAnalysisManager::GetAnalysisManager()->OpenProofFile(\"%s\", \"RECREATE\");", fFileName.Data())); |
160959a9 | 132 | gROOT->ProcessLine(Form("AliAnalysisManager::GetAnalysisManager()->GetCommonOutputContainer()->SetFile((TFile*)0x%lx);", gFile)); |
133 | fFileA = gFile; | |
6989bff3 | 134 | } else { |
135 | // local and grid | |
7970f4ac | 136 | fFileA = new TFile(fFileName.Data(), "RECREATE"); |
6989bff3 | 137 | } |
160959a9 | 138 | CreateTree(1); |
139 | owd->cd(); | |
9066c676 | 140 | if (fExtensions) { |
141 | TIter next(fExtensions); | |
142 | AliAODExtension *ext; | |
143 | while ((ext=(AliAODExtension*)next())) ext->Init(option); | |
144 | } | |
6989bff3 | 145 | return kTRUE; |
ec4af4c1 | 146 | } |
147 | ||
9066c676 | 148 | //______________________________________________________________________________ |
da97a08a | 149 | void AliAODHandler::StoreMCParticles(){ |
dce1b636 | 150 | |
da97a08a | 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 | |
dce1b636 | 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) | |
da97a08a | 167 | |
168 | TClonesArray *mcarray = (TClonesArray*)fAODEvent->FindListObject(AliAODMCParticle::StdBranchName()); | |
169 | if(!mcarray)return; | |
170 | mcarray->Delete(); | |
171 | ||
dce1b636 | 172 | AliAODMCHeader *mcHeader = (AliAODMCHeader*)fAODEvent->FindListObject(AliAODMCHeader::StdBranchName()); |
173 | if(!mcHeader)return; | |
174 | ||
175 | mcHeader->Reset(); | |
176 | ||
da97a08a | 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 | ||
dce1b636 | 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 | TArrayF vtxMC(3); | |
198 | genHeader->PrimaryVertex(vtxMC); | |
199 | mcHeader->SetVertex(vtxMC[0],vtxMC[1],vtxMC[2]); | |
200 | ||
201 | // we search the MCEventHeaders first | |
202 | // Two cases, cocktail or not... | |
203 | AliGenCocktailEventHeader* genCocktailHeader = dynamic_cast<AliGenCocktailEventHeader*>(genHeader); | |
204 | if(genCocktailHeader){ | |
205 | // we have a coktail header | |
206 | mcHeader->AddGeneratorName(genHeader->GetName()); | |
207 | // Loop from the back so that the first one sets the process type | |
208 | TList* headerList = genCocktailHeader->GetHeaders(); | |
209 | for(int i = headerList->GetEntries()-1;i>=0;--i){ | |
210 | AliGenEventHeader *headerEntry = dynamic_cast<AliGenEventHeader*>(headerList->At(i)); | |
211 | SetMCHeaderInfo(mcHeader,headerEntry); | |
212 | } | |
213 | } | |
214 | else{ | |
215 | // No Cocktail just take the first one | |
216 | SetMCHeaderInfo(mcHeader,genHeader); | |
217 | } | |
218 | ||
219 | ||
220 | ||
221 | ||
222 | // Store the AliAODParticlesMC | |
da97a08a | 223 | |
224 | Int_t np = pStack->GetNtrack(); | |
225 | Int_t nprim = pStack->GetNprimary(); | |
226 | ||
227 | ||
228 | Int_t j = 0; | |
229 | TClonesArray& l = *mcarray; | |
230 | ||
231 | for(int i = 0;i < np;++i){ | |
232 | if(fMCEventH->IsParticleSelected(i)){ | |
233 | ||
234 | Int_t flag = 0; | |
235 | TParticle *part = pStack->Particle(i); | |
236 | if(i<nprim)flag |= AliAODMCParticle::kPrimary; | |
237 | if(pStack->IsPhysicalPrimary(i))flag |= AliAODMCParticle::kPhysicalPrim; | |
238 | ||
239 | if(fMCEventH->GetNewLabel(i)!=j){ | |
240 | AliError(Form("MISMATCH New label %d j: %d",fMCEventH->GetNewLabel(i),j)); | |
241 | } | |
242 | AliAODMCParticle mcpart_tmp(part,i,flag); | |
243 | ||
244 | // | |
245 | Int_t d0 = mcpart_tmp.GetDaughter(0); | |
246 | Int_t d1 = mcpart_tmp.GetDaughter(1); | |
247 | Int_t m = mcpart_tmp.GetMother(); | |
248 | ||
249 | // other than for the track labels, negative values mean | |
250 | // no daughter/mother so preserve it | |
251 | ||
252 | if(d0<0 && d1<0){ | |
253 | // no first daughter -> no second daughter | |
254 | // nothing to be done | |
255 | // second condition not needed just for sanity check at the end | |
256 | mcpart_tmp.SetDaughter(0,d0); | |
257 | mcpart_tmp.SetDaughter(1,d1); | |
258 | } | |
259 | else if(d1 < 0 && d0 >= 0){ | |
260 | // Only one daughter | |
261 | // second condition not needed just for sanity check at the end | |
262 | if(fMCEventH->IsParticleSelected(d0)){ | |
263 | mcpart_tmp.SetDaughter(0,fMCEventH->GetNewLabel(d0)); | |
264 | } | |
265 | else{ | |
266 | mcpart_tmp.SetDaughter(0,-1); | |
267 | } | |
268 | mcpart_tmp.SetDaughter(1,d1); | |
269 | } | |
270 | else if (d0 > 0 && d1 > 0 ){ | |
271 | // we have two or more daughters loop on the stack to see if they are | |
272 | // selected | |
273 | Int_t d0_tmp = -1; | |
274 | Int_t d1_tmp = -1; | |
275 | for(int id = d0; id<=d1;++id){ | |
276 | if(fMCEventH->IsParticleSelected(id)){ | |
277 | if(d0_tmp==-1){ | |
278 | // first time | |
279 | d0_tmp = fMCEventH->GetNewLabel(id); | |
280 | 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 | |
281 | } | |
282 | else d1_tmp = fMCEventH->GetNewLabel(id); | |
283 | } | |
284 | } | |
285 | mcpart_tmp.SetDaughter(0,d0_tmp); | |
286 | mcpart_tmp.SetDaughter(1,d1_tmp); | |
287 | } | |
288 | else{ | |
289 | AliError(Form("Unxpected indices %d %d",d0,d1)); | |
290 | } | |
291 | ||
292 | if(m<0){ | |
293 | mcpart_tmp.SetMother(m); | |
294 | } | |
295 | else{ | |
296 | if(fMCEventH->IsParticleSelected(m))mcpart_tmp.SetMother(fMCEventH->GetNewLabel(m)); | |
297 | else AliError("PROBLEM Mother not selected"); | |
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", | |
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 | if(TMath::Abs(track->GetLabel())>np||track->GetLabel()==0){ | |
317 | AliWarning(Form("Wrong ESD track label %d",track->GetLabel())); | |
318 | } | |
319 | if(fMCEventH->GetNewLabel(track->GetLabel())==0){ | |
320 | AliWarning(Form("New label not found for %d",track->GetLabel())); | |
321 | } | |
322 | track->SetLabel(fMCEventH->GetNewLabel(track->GetLabel())); | |
323 | } | |
324 | } | |
325 | ||
326 | // AOD calo cluster | |
327 | TClonesArray *clusters = fAODEvent->GetCaloClusters(); | |
328 | if(clusters){ | |
329 | for (Int_t iClust = 0;iClust < fAODEvent->GetNCaloClusters(); ++iClust) { | |
330 | AliAODCaloCluster * cluster = fAODEvent->GetCaloCluster(iClust); | |
331 | UInt_t nLabel = cluster->GetNLabel(); | |
332 | // Ugly but do not want to fragment memory by creating | |
333 | // new Int_t (nLabel) | |
334 | Int_t* labels = const_cast<Int_t*>(cluster->GetLabels()); | |
335 | if (labels){ | |
336 | for(UInt_t i = 0;i < nLabel;++i){ | |
337 | labels[i] = fMCEventH->GetNewLabel(cluster->GetLabel(i)); | |
338 | } | |
339 | } | |
340 | // cluster->SetLabels(labels,nLabel); | |
341 | }// iClust | |
342 | }// clusters | |
343 | ||
344 | // AOD tracklets | |
345 | AliAODTracklets *tracklets = fAODEvent->GetTracklets(); | |
346 | if(tracklets){ | |
347 | for(int it = 0;it < tracklets->GetNumberOfTracklets();++it){ | |
348 | int label0 = tracklets->GetLabel(it,0); | |
349 | int label1 = tracklets->GetLabel(it,1); | |
350 | if(label0>=0)label0 = fMCEventH->GetNewLabel(label0); | |
351 | if(label1>=0)label1 = fMCEventH->GetNewLabel(label1); | |
352 | tracklets->SetLabel(it,0,label0); | |
353 | tracklets->SetLabel(it,1,label1); | |
354 | } | |
355 | } | |
356 | ||
357 | } | |
358 | ||
9066c676 | 359 | //______________________________________________________________________________ |
5f380da9 | 360 | Bool_t AliAODHandler::FinishEvent() |
ec4af4c1 | 361 | { |
da97a08a | 362 | // Fill data structures |
363 | if(fFillAOD){ | |
f4e5f8d5 | 364 | fAODEvent->MakeEntriesReferencable(); |
da97a08a | 365 | StoreMCParticles(); |
ec4af4c1 | 366 | FillTree(); |
9066c676 | 367 | if (fExtensions) { |
368 | TIter next(fExtensions); | |
369 | AliAODExtension *ext; | |
370 | while ((ext=(AliAODExtension*)next())) { | |
371 | ext->GetAOD()->MakeEntriesReferencable(); | |
372 | ext->GetTree()->Fill(); | |
373 | } | |
374 | } | |
da97a08a | 375 | } |
376 | ||
377 | if (fIsStandard) fAODEvent->ResetStd(); | |
378 | // Reset AOD replication flag | |
379 | fAODIsReplicated = kFALSE; | |
380 | return kTRUE; | |
ec4af4c1 | 381 | } |
382 | ||
7970f4ac | 383 | //______________________________________________________________________________ |
ec4af4c1 | 384 | Bool_t AliAODHandler::Terminate() |
385 | { | |
9066c676 | 386 | // Terminate |
387 | AddAODtoTreeUserInfo(); | |
388 | if (fExtensions) { | |
389 | TIter next(fExtensions); | |
390 | AliAODExtension *ext; | |
391 | while ((ext=(AliAODExtension*)next())) ext->GetTree()->GetUserInfo()->Add(ext->GetAOD()); | |
392 | } | |
393 | return kTRUE; | |
ec4af4c1 | 394 | } |
395 | ||
7970f4ac | 396 | //______________________________________________________________________________ |
ec4af4c1 | 397 | Bool_t AliAODHandler::TerminateIO() |
398 | { | |
9066c676 | 399 | // Terminate IO |
400 | if (fFileA) { | |
401 | fFileA->Close(); | |
402 | delete fFileA; | |
403 | fFileA = 0; | |
404 | } | |
405 | if (fExtensions) { | |
406 | TIter next(fExtensions); | |
407 | AliAODExtension *ext; | |
408 | while ((ext=(AliAODExtension*)next())) ext->TerminateIO(); | |
409 | } | |
410 | return kTRUE; | |
ec4af4c1 | 411 | } |
412 | ||
7970f4ac | 413 | //______________________________________________________________________________ |
954526ed | 414 | void AliAODHandler::CreateTree(Int_t flag) |
ec4af4c1 | 415 | { |
416 | // Creates the AOD Tree | |
f3214a54 | 417 | fTreeA = new TTree("aodTree", "AliAOD tree"); |
ec4af4c1 | 418 | fTreeA->Branch(fAODEvent->GetList()); |
9066c676 | 419 | TRef junk = (TObject*)fTreeA->BranchRef(); |
954526ed | 420 | if (flag == 0) fTreeA->SetDirectory(0); |
ec4af4c1 | 421 | } |
422 | ||
7970f4ac | 423 | //______________________________________________________________________________ |
ec4af4c1 | 424 | void AliAODHandler::FillTree() |
425 | { | |
426 | // Fill the AOD Tree | |
da97a08a | 427 | fTreeA->Fill(); |
ec4af4c1 | 428 | } |
429 | ||
7970f4ac | 430 | //______________________________________________________________________________ |
ec4af4c1 | 431 | void AliAODHandler::AddAODtoTreeUserInfo() |
432 | { | |
dce1b636 | 433 | // Add aod event to tree user info |
da97a08a | 434 | fTreeA->GetUserInfo()->Add(fAODEvent); |
ec4af4c1 | 435 | } |
490e9023 | 436 | |
7970f4ac | 437 | //______________________________________________________________________________ |
9066c676 | 438 | void AliAODHandler::AddBranch(const char* cname, void* addobj, const char* filename) |
490e9023 | 439 | { |
9066c676 | 440 | // Add a new branch to the aod. Added optional filename parameter if the |
441 | // branch should be written to a separate file. | |
442 | if (strlen(filename)) { | |
443 | AliAODExtension *ext = AddExtension(filename); | |
444 | ext->AddBranch(cname, addobj); | |
445 | return; | |
446 | } | |
490e9023 | 447 | TDirectory *owd = gDirectory; |
448 | if (fFileA) { | |
dce1b636 | 449 | fFileA->cd(); |
490e9023 | 450 | } |
0134949d | 451 | char** apointer = (char**) addobj; |
452 | TObject* obj = (TObject*) *apointer; | |
dce1b636 | 453 | |
0134949d | 454 | fAODEvent->AddObject(obj); |
dce1b636 | 455 | |
456 | const Int_t kSplitlevel = 99; // default value in TTree::Branch() | |
457 | const Int_t kBufsize = 32000; // default value in TTree::Branch() | |
458 | ||
459 | if (!fTreeA->FindBranch(obj->GetName())) { | |
460 | // Do the same as if we book via | |
461 | // TTree::Branch(TCollection*) | |
462 | ||
463 | fTreeA->Bronch(obj->GetName(), cname, fAODEvent->GetList()->GetObjectRef(obj), | |
464 | kBufsize, kSplitlevel - 1); | |
465 | // fTreeA->Branch(obj->GetName(), cname, addobj); | |
466 | } | |
490e9023 | 467 | owd->cd(); |
468 | } | |
7970f4ac | 469 | |
9066c676 | 470 | //______________________________________________________________________________ |
471 | AliAODExtension *AliAODHandler::AddExtension(const char *filename, const char *title) | |
472 | { | |
473 | // Add an AOD extension with some branches in a different file. | |
474 | TString fname(filename); | |
475 | if (!fname.EndsWith(".root")) fname += ".root"; | |
476 | if (!fExtensions) { | |
477 | fExtensions = new TObjArray(); | |
478 | fExtensions->SetOwner(); | |
479 | } | |
480 | AliAODExtension *ext = (AliAODExtension*)fExtensions->FindObject(fname); | |
481 | if (!ext) { | |
482 | ext = new AliAODExtension(fname, title); | |
483 | fExtensions->Add(ext); | |
484 | } | |
485 | return ext; | |
486 | } | |
487 | ||
7970f4ac | 488 | //______________________________________________________________________________ |
489 | void AliAODHandler::SetOutputFileName(const char* fname) | |
490 | { | |
491 | // Set file name. | |
492 | fFileName = fname; | |
493 | } | |
494 | ||
495 | //______________________________________________________________________________ | |
496 | const char *AliAODHandler::GetOutputFileName() | |
497 | { | |
498 | // Get file name. | |
499 | return fFileName.Data(); | |
500 | } | |
dce1b636 | 501 | |
9066c676 | 502 | //______________________________________________________________________________ |
dce1b636 | 503 | void AliAODHandler::SetMCHeaderInfo(AliAODMCHeader *mcHeader,AliGenEventHeader *genHeader){ |
504 | ||
505 | ||
506 | // Utility function to cover different cases for the AliGenEventHeader | |
507 | // Needed since different ProcessType and ImpactParamter are not | |
508 | // in the base class... | |
509 | // We don't encode process types for event cocktails yet | |
9066c676 | 510 | // could be done e.g. by adding offsets depnding on the generator |
dce1b636 | 511 | |
512 | mcHeader->AddGeneratorName(genHeader->GetName()); | |
dce1b636 | 513 | if(!genHeader)return; |
514 | AliGenPythiaEventHeader *pythiaGenHeader = dynamic_cast<AliGenPythiaEventHeader*>(genHeader); | |
515 | if (pythiaGenHeader) { | |
516 | mcHeader->SetEventType(pythiaGenHeader->ProcessType()); | |
517 | return; | |
518 | } | |
519 | ||
520 | AliGenDPMjetEventHeader* dpmJetGenHeader = dynamic_cast<AliGenDPMjetEventHeader*>(genHeader); | |
521 | ||
522 | if (dpmJetGenHeader){ | |
523 | mcHeader->SetEventType(dpmJetGenHeader->ProcessType()); | |
524 | return; | |
525 | } | |
526 | ||
527 | AliGenHijingEventHeader* hijingGenHeader = dynamic_cast<AliGenHijingEventHeader*>(genHeader); | |
528 | if(hijingGenHeader){ | |
529 | mcHeader->SetImpactParameter(hijingGenHeader->ImpactParameter()); | |
530 | return; | |
531 | } | |
532 | ||
533 | AliWarning(Form("MC Eventheader not known: %s",genHeader->GetName())); | |
534 | ||
535 | } | |
9066c676 | 536 | |
537 | ClassImp(AliAODExtension) | |
538 | ||
539 | //------------------------------------------------------------------------- | |
540 | // Support class for AOD extensions. This is created by the user analysis | |
541 | // that requires a separate file for some AOD branches. The name of the | |
542 | // AliAODExtension object is the file name where the AOD branches will be | |
543 | // stored. | |
544 | //------------------------------------------------------------------------- | |
545 | ||
546 | //______________________________________________________________________________ | |
547 | AliAODExtension::~AliAODExtension() | |
548 | { | |
549 | // Destructor. | |
550 | delete fAODEvent; | |
551 | if(fFileE){ | |
552 | // is already handled in TerminateIO | |
553 | fFileE->Close(); | |
554 | delete fFileE; | |
555 | } | |
556 | delete fTreeE; | |
557 | } | |
558 | ||
559 | //______________________________________________________________________________ | |
560 | void AliAODExtension::AddBranch(const char* cname, void* addobj) | |
561 | { | |
562 | // Add a new branch to the aod | |
563 | if (!fAODEvent) Init(""); | |
564 | TDirectory *owd = gDirectory; | |
565 | if (fFileE) { | |
566 | fFileE->cd(); | |
567 | } | |
568 | char** apointer = (char**) addobj; | |
569 | TObject* obj = (TObject*) *apointer; | |
570 | ||
571 | fAODEvent->AddObject(obj); | |
572 | ||
573 | const Int_t kSplitlevel = 99; // default value in TTree::Branch() | |
574 | const Int_t kBufsize = 32000; // default value in TTree::Branch() | |
575 | ||
576 | if (!fTreeE->FindBranch(obj->GetName())) { | |
577 | // Do the same as if we book via | |
578 | // TTree::Branch(TCollection*) | |
579 | ||
580 | fTreeE->Bronch(obj->GetName(), cname, fAODEvent->GetList()->GetObjectRef(obj), | |
581 | kBufsize, kSplitlevel - 1); | |
582 | // fTreeA->Branch(obj->GetName(), cname, addobj); | |
583 | } | |
584 | owd->cd(); | |
585 | } | |
586 | ||
587 | //______________________________________________________________________________ | |
160959a9 | 588 | Bool_t AliAODExtension::Init(Option_t *option) |
9066c676 | 589 | { |
590 | // Initialize IO. | |
591 | if(!fAODEvent) fAODEvent = new AliAODEvent(); | |
592 | TDirectory *owd = gDirectory; | |
160959a9 | 593 | TString opt(option); |
594 | opt.ToLower(); | |
595 | if (opt.Contains("proof")) { | |
596 | // proof | |
597 | // Merging via files. Need to access analysis manager via interpreter. | |
20653795 | 598 | gROOT->ProcessLine(Form("AliAnalysisManager::GetAnalysisManager()->OpenProofFile(\"%s\", \"RECREATE\");", fName.Data())); |
160959a9 | 599 | fFileE = gFile; |
600 | } else { | |
601 | fFileE = new TFile(GetName(), "RECREATE"); | |
602 | } | |
9066c676 | 603 | fTreeE = new TTree("aodTree", "AliAOD tree"); |
604 | fTreeE->Branch(fAODEvent->GetList()); | |
605 | TRef junk = (TObject*)fTreeE->BranchRef(); | |
606 | owd->cd(); | |
607 | return kTRUE; | |
608 | } | |
609 | ||
610 | //______________________________________________________________________________ | |
611 | Bool_t AliAODExtension::TerminateIO() | |
612 | { | |
613 | // Terminate IO | |
614 | if (fFileE) { | |
615 | fFileE->Write(); | |
616 | fFileE->Close(); | |
617 | delete fFileE; | |
618 | fFileE = 0; | |
619 | } | |
620 | return kTRUE; | |
621 | } |