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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> |
e910dd36 | 29 | |
da97a08a | 30 | #include "AliLog.h" |
ec4af4c1 | 31 | #include "AliAODHandler.h" |
32 | #include "AliAODEvent.h" | |
da97a08a | 33 | #include "AliAODTracklets.h" |
34 | #include "AliStack.h" | |
35 | #include "AliAODMCParticle.h" | |
dce1b636 | 36 | #include "AliAODMCHeader.h" |
da97a08a | 37 | #include "AliMCEventHandler.h" |
38 | #include "AliMCEvent.h" | |
dce1b636 | 39 | #include "AliGenEventHeader.h" |
40 | #include "AliGenHijingEventHeader.h" | |
41 | #include "AliGenDPMjetEventHeader.h" | |
42 | #include "AliGenPythiaEventHeader.h" | |
43 | #include "AliGenCocktailEventHeader.h" | |
44 | ||
45 | ||
ec4af4c1 | 46 | |
47 | ClassImp(AliAODHandler) | |
48 | ||
49 | //______________________________________________________________________________ | |
50 | AliAODHandler::AliAODHandler() : | |
f3214a54 | 51 | AliVEventHandler(), |
78f7f935 | 52 | fIsStandard(kTRUE), |
da97a08a | 53 | fFillAOD(kTRUE), |
7c3a9fbf | 54 | fNeedsHeaderReplication(kFALSE), |
75754ba8 | 55 | fNeedsTracksBranchReplication(kFALSE), |
56 | fNeedsVerticesBranchReplication(kFALSE), | |
57 | fNeedsV0sBranchReplication(kFALSE), | |
58 | fNeedsTrackletsBranchReplication(kFALSE), | |
59 | fNeedsPMDClustersBranchReplication(kFALSE), | |
60 | fNeedsJetsBranchReplication(kFALSE), | |
61 | fNeedsFMDClustersBranchReplication(kFALSE), | |
62 | fNeedsCaloClustersBranchReplication(kFALSE), | |
63 | fAODIsReplicated(kFALSE), | |
ec4af4c1 | 64 | fAODEvent(NULL), |
da97a08a | 65 | fMCEventH(NULL), |
e910dd36 | 66 | fTreeA(NULL), |
67 | fFileA(NULL), | |
9066c676 | 68 | fFileName(""), |
69 | fExtensions(NULL) | |
ec4af4c1 | 70 | { |
71 | // default constructor | |
72 | } | |
73 | ||
74 | //______________________________________________________________________________ | |
75 | AliAODHandler::AliAODHandler(const char* name, const char* title): | |
f3214a54 | 76 | AliVEventHandler(name, title), |
78f7f935 | 77 | fIsStandard(kTRUE), |
da97a08a | 78 | fFillAOD(kTRUE), |
7c3a9fbf | 79 | fNeedsHeaderReplication(kFALSE), |
75754ba8 | 80 | fNeedsTracksBranchReplication(kFALSE), |
81 | fNeedsVerticesBranchReplication(kFALSE), | |
82 | fNeedsV0sBranchReplication(kFALSE), | |
83 | fNeedsTrackletsBranchReplication(kFALSE), | |
84 | fNeedsPMDClustersBranchReplication(kFALSE), | |
85 | fNeedsJetsBranchReplication(kFALSE), | |
86 | fNeedsFMDClustersBranchReplication(kFALSE), | |
87 | fNeedsCaloClustersBranchReplication(kFALSE), | |
88 | fAODIsReplicated(kFALSE), | |
ec4af4c1 | 89 | fAODEvent(NULL), |
da97a08a | 90 | fMCEventH(NULL), |
e910dd36 | 91 | fTreeA(NULL), |
92 | fFileA(NULL), | |
9066c676 | 93 | fFileName(""), |
94 | fExtensions(NULL) | |
ec4af4c1 | 95 | { |
96 | } | |
97 | ||
98 | //______________________________________________________________________________ | |
99 | AliAODHandler::~AliAODHandler() | |
100 | { | |
9066c676 | 101 | // Destructor. |
6989bff3 | 102 | delete fAODEvent; |
103 | if(fFileA){ | |
104 | // is already handled in TerminateIO | |
105 | fFileA->Close(); | |
106 | delete fFileA; | |
107 | } | |
108 | delete fTreeA; | |
9066c676 | 109 | if (fExtensions) delete fExtensions; |
ec4af4c1 | 110 | } |
111 | ||
7970f4ac | 112 | //______________________________________________________________________________ |
300d5701 | 113 | Bool_t AliAODHandler::Init(Option_t* opt) |
ec4af4c1 | 114 | { |
6989bff3 | 115 | // Initialize IO |
116 | // | |
117 | // Create the AODevent object | |
118 | if(!fAODEvent){ | |
ec4af4c1 | 119 | fAODEvent = new AliAODEvent(); |
78f7f935 | 120 | if (fIsStandard) fAODEvent->CreateStdContent(); |
6989bff3 | 121 | } |
122 | // | |
123 | // File opening according to execution mode | |
7970f4ac | 124 | TString option(opt); |
125 | option.ToLower(); | |
126 | if (option.Contains("proof")) { | |
6989bff3 | 127 | // proof |
7970f4ac | 128 | if (option.Contains("special")) { |
129 | // File for tree already opened on slave -> merging via files | |
130 | fFileA = gFile; | |
131 | CreateTree(1); | |
132 | } else { | |
9066c676 | 133 | // Merging in memory (not needed anymore) |
134 | CreateTree(1); | |
7970f4ac | 135 | } |
6989bff3 | 136 | } else { |
137 | // local and grid | |
26b9ac7a | 138 | TDirectory *owd = gDirectory; |
7970f4ac | 139 | fFileA = new TFile(fFileName.Data(), "RECREATE"); |
6989bff3 | 140 | CreateTree(1); |
26b9ac7a | 141 | owd->cd(); |
6989bff3 | 142 | } |
9066c676 | 143 | if (fExtensions) { |
144 | TIter next(fExtensions); | |
145 | AliAODExtension *ext; | |
146 | while ((ext=(AliAODExtension*)next())) ext->Init(option); | |
147 | } | |
6989bff3 | 148 | return kTRUE; |
ec4af4c1 | 149 | } |
150 | ||
9066c676 | 151 | //______________________________________________________________________________ |
da97a08a | 152 | void AliAODHandler::StoreMCParticles(){ |
dce1b636 | 153 | |
da97a08a | 154 | // |
155 | // Remap the labels from ESD stack and store | |
156 | // the AODMCParticles, makes only sense if we have | |
157 | // the mcparticles branch | |
158 | // has to be done here since we cannot know in advance | |
159 | // which particles are needed (e.g. by the tracks etc.) | |
160 | // | |
161 | // Particles have been selected by AliMCEventhanlder->SelectParticle() | |
162 | // To use the MCEventhandler here we need to set it from the outside | |
163 | // can vanish when Handler go to the ANALYSISalice library | |
dce1b636 | 164 | // |
165 | // The Branch booking for mcParticles and mcHeader has to happen | |
166 | // in an external task for now since the AODHandler does not have access | |
167 | // the AnalysisManager. For the same reason the pointer t o the MCEventH | |
168 | // has to passed to the AOD Handler by this task | |
169 | // (doing this in the steering macro would not work on PROOF) | |
da97a08a | 170 | |
171 | TClonesArray *mcarray = (TClonesArray*)fAODEvent->FindListObject(AliAODMCParticle::StdBranchName()); | |
172 | if(!mcarray)return; | |
173 | mcarray->Delete(); | |
174 | ||
dce1b636 | 175 | AliAODMCHeader *mcHeader = (AliAODMCHeader*)fAODEvent->FindListObject(AliAODMCHeader::StdBranchName()); |
176 | if(!mcHeader)return; | |
177 | ||
178 | mcHeader->Reset(); | |
179 | ||
da97a08a | 180 | // Get the MC Infos.. Handler needs to be set before |
181 | // while adding the branch | |
182 | // This needs to be done, not to depend on the AnalysisManager | |
183 | ||
184 | if(!fMCEventH)return; | |
185 | if(!fMCEventH->MCEvent())return; | |
186 | AliStack *pStack = fMCEventH->MCEvent()->Stack(); | |
187 | if(!pStack)return; | |
188 | ||
189 | fMCEventH->CreateLabelMap(); | |
190 | ||
dce1b636 | 191 | // |
192 | // Get the Event Header | |
193 | // | |
194 | ||
195 | AliHeader* header = fMCEventH->MCEvent()->Header(); | |
196 | if (!header)return; | |
197 | ||
198 | // get the MC vertex | |
199 | AliGenEventHeader* genHeader = header->GenEventHeader(); | |
200 | TArrayF vtxMC(3); | |
201 | genHeader->PrimaryVertex(vtxMC); | |
202 | mcHeader->SetVertex(vtxMC[0],vtxMC[1],vtxMC[2]); | |
203 | ||
204 | // we search the MCEventHeaders first | |
205 | // Two cases, cocktail or not... | |
206 | AliGenCocktailEventHeader* genCocktailHeader = dynamic_cast<AliGenCocktailEventHeader*>(genHeader); | |
207 | if(genCocktailHeader){ | |
208 | // we have a coktail header | |
209 | mcHeader->AddGeneratorName(genHeader->GetName()); | |
210 | // Loop from the back so that the first one sets the process type | |
211 | TList* headerList = genCocktailHeader->GetHeaders(); | |
212 | for(int i = headerList->GetEntries()-1;i>=0;--i){ | |
213 | AliGenEventHeader *headerEntry = dynamic_cast<AliGenEventHeader*>(headerList->At(i)); | |
214 | SetMCHeaderInfo(mcHeader,headerEntry); | |
215 | } | |
216 | } | |
217 | else{ | |
218 | // No Cocktail just take the first one | |
219 | SetMCHeaderInfo(mcHeader,genHeader); | |
220 | } | |
221 | ||
222 | ||
223 | ||
224 | ||
225 | // Store the AliAODParticlesMC | |
da97a08a | 226 | |
227 | Int_t np = pStack->GetNtrack(); | |
228 | Int_t nprim = pStack->GetNprimary(); | |
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 | ||
237 | Int_t flag = 0; | |
238 | TParticle *part = pStack->Particle(i); | |
239 | if(i<nprim)flag |= AliAODMCParticle::kPrimary; | |
240 | if(pStack->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 | AliAODMCParticle mcpart_tmp(part,i,flag); | |
246 | ||
247 | // | |
248 | Int_t d0 = mcpart_tmp.GetDaughter(0); | |
249 | Int_t d1 = mcpart_tmp.GetDaughter(1); | |
250 | Int_t m = mcpart_tmp.GetMother(); | |
251 | ||
252 | // other than for the track labels, negative values mean | |
253 | // no daughter/mother so preserve it | |
254 | ||
255 | if(d0<0 && d1<0){ | |
256 | // no first daughter -> no second daughter | |
257 | // nothing to be done | |
258 | // second condition not needed just for sanity check at the end | |
259 | mcpart_tmp.SetDaughter(0,d0); | |
260 | mcpart_tmp.SetDaughter(1,d1); | |
261 | } | |
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 | } | |
268 | else{ | |
269 | mcpart_tmp.SetDaughter(0,-1); | |
270 | } | |
271 | mcpart_tmp.SetDaughter(1,d1); | |
272 | } | |
273 | else if (d0 > 0 && d1 > 0 ){ | |
274 | // we have two or more daughters loop on the stack to see if they are | |
275 | // selected | |
276 | Int_t d0_tmp = -1; | |
277 | Int_t d1_tmp = -1; | |
278 | for(int id = d0; id<=d1;++id){ | |
279 | if(fMCEventH->IsParticleSelected(id)){ | |
280 | if(d0_tmp==-1){ | |
281 | // first time | |
282 | d0_tmp = fMCEventH->GetNewLabel(id); | |
283 | 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 | |
284 | } | |
285 | else d1_tmp = fMCEventH->GetNewLabel(id); | |
286 | } | |
287 | } | |
288 | mcpart_tmp.SetDaughter(0,d0_tmp); | |
289 | mcpart_tmp.SetDaughter(1,d1_tmp); | |
290 | } | |
291 | else{ | |
292 | AliError(Form("Unxpected indices %d %d",d0,d1)); | |
293 | } | |
294 | ||
295 | if(m<0){ | |
296 | mcpart_tmp.SetMother(m); | |
297 | } | |
298 | else{ | |
299 | if(fMCEventH->IsParticleSelected(m))mcpart_tmp.SetMother(fMCEventH->GetNewLabel(m)); | |
300 | else AliError("PROBLEM Mother not selected"); | |
301 | } | |
302 | ||
303 | new (l[j++]) AliAODMCParticle(mcpart_tmp); | |
304 | ||
305 | } | |
306 | } | |
307 | AliInfo(Form("AliAODHandler::StoreMCParticles: Selected %d (Primaries %d / total %d) after validation", | |
308 | j,nprim,np)); | |
309 | ||
310 | // Set the labels in the AOD output... | |
311 | // Remapping | |
312 | ||
313 | // AODTracks | |
314 | TClonesArray* tracks = fAODEvent->GetTracks(); | |
315 | if(tracks){ | |
316 | for(int it = 0; it < fAODEvent->GetNTracks();++it){ | |
317 | AliAODTrack *track = fAODEvent->GetTrack(it); | |
318 | ||
319 | if(TMath::Abs(track->GetLabel())>np||track->GetLabel()==0){ | |
320 | AliWarning(Form("Wrong ESD track label %d",track->GetLabel())); | |
321 | } | |
322 | if(fMCEventH->GetNewLabel(track->GetLabel())==0){ | |
323 | AliWarning(Form("New label not found for %d",track->GetLabel())); | |
324 | } | |
325 | track->SetLabel(fMCEventH->GetNewLabel(track->GetLabel())); | |
326 | } | |
327 | } | |
328 | ||
329 | // AOD calo cluster | |
330 | TClonesArray *clusters = fAODEvent->GetCaloClusters(); | |
331 | if(clusters){ | |
332 | for (Int_t iClust = 0;iClust < fAODEvent->GetNCaloClusters(); ++iClust) { | |
333 | AliAODCaloCluster * cluster = fAODEvent->GetCaloCluster(iClust); | |
334 | UInt_t nLabel = cluster->GetNLabel(); | |
335 | // Ugly but do not want to fragment memory by creating | |
336 | // new Int_t (nLabel) | |
337 | Int_t* labels = const_cast<Int_t*>(cluster->GetLabels()); | |
338 | if (labels){ | |
339 | for(UInt_t i = 0;i < nLabel;++i){ | |
340 | labels[i] = fMCEventH->GetNewLabel(cluster->GetLabel(i)); | |
341 | } | |
342 | } | |
343 | // cluster->SetLabels(labels,nLabel); | |
344 | }// iClust | |
345 | }// clusters | |
346 | ||
347 | // AOD tracklets | |
348 | AliAODTracklets *tracklets = fAODEvent->GetTracklets(); | |
349 | if(tracklets){ | |
350 | for(int it = 0;it < tracklets->GetNumberOfTracklets();++it){ | |
351 | int label0 = tracklets->GetLabel(it,0); | |
352 | int label1 = tracklets->GetLabel(it,1); | |
353 | if(label0>=0)label0 = fMCEventH->GetNewLabel(label0); | |
354 | if(label1>=0)label1 = fMCEventH->GetNewLabel(label1); | |
355 | tracklets->SetLabel(it,0,label0); | |
356 | tracklets->SetLabel(it,1,label1); | |
357 | } | |
358 | } | |
359 | ||
360 | } | |
361 | ||
9066c676 | 362 | //______________________________________________________________________________ |
5f380da9 | 363 | Bool_t AliAODHandler::FinishEvent() |
ec4af4c1 | 364 | { |
da97a08a | 365 | // Fill data structures |
366 | if(fFillAOD){ | |
f4e5f8d5 | 367 | fAODEvent->MakeEntriesReferencable(); |
da97a08a | 368 | StoreMCParticles(); |
ec4af4c1 | 369 | FillTree(); |
9066c676 | 370 | if (fExtensions) { |
371 | TIter next(fExtensions); | |
372 | AliAODExtension *ext; | |
373 | while ((ext=(AliAODExtension*)next())) { | |
374 | ext->GetAOD()->MakeEntriesReferencable(); | |
375 | ext->GetTree()->Fill(); | |
376 | } | |
377 | } | |
da97a08a | 378 | } |
379 | ||
380 | if (fIsStandard) fAODEvent->ResetStd(); | |
381 | // Reset AOD replication flag | |
382 | fAODIsReplicated = kFALSE; | |
383 | return kTRUE; | |
ec4af4c1 | 384 | } |
385 | ||
7970f4ac | 386 | //______________________________________________________________________________ |
ec4af4c1 | 387 | Bool_t AliAODHandler::Terminate() |
388 | { | |
9066c676 | 389 | // Terminate |
390 | AddAODtoTreeUserInfo(); | |
391 | if (fExtensions) { | |
392 | TIter next(fExtensions); | |
393 | AliAODExtension *ext; | |
394 | while ((ext=(AliAODExtension*)next())) ext->GetTree()->GetUserInfo()->Add(ext->GetAOD()); | |
395 | } | |
396 | return kTRUE; | |
ec4af4c1 | 397 | } |
398 | ||
7970f4ac | 399 | //______________________________________________________________________________ |
ec4af4c1 | 400 | Bool_t AliAODHandler::TerminateIO() |
401 | { | |
9066c676 | 402 | // Terminate IO |
403 | if (fFileA) { | |
404 | fFileA->Close(); | |
405 | delete fFileA; | |
406 | fFileA = 0; | |
407 | } | |
408 | if (fExtensions) { | |
409 | TIter next(fExtensions); | |
410 | AliAODExtension *ext; | |
411 | while ((ext=(AliAODExtension*)next())) ext->TerminateIO(); | |
412 | } | |
413 | return kTRUE; | |
ec4af4c1 | 414 | } |
415 | ||
7970f4ac | 416 | //______________________________________________________________________________ |
954526ed | 417 | void AliAODHandler::CreateTree(Int_t flag) |
ec4af4c1 | 418 | { |
419 | // Creates the AOD Tree | |
f3214a54 | 420 | fTreeA = new TTree("aodTree", "AliAOD tree"); |
ec4af4c1 | 421 | fTreeA->Branch(fAODEvent->GetList()); |
9066c676 | 422 | TRef junk = (TObject*)fTreeA->BranchRef(); |
954526ed | 423 | if (flag == 0) fTreeA->SetDirectory(0); |
ec4af4c1 | 424 | } |
425 | ||
7970f4ac | 426 | //______________________________________________________________________________ |
ec4af4c1 | 427 | void AliAODHandler::FillTree() |
428 | { | |
429 | // Fill the AOD Tree | |
da97a08a | 430 | fTreeA->Fill(); |
ec4af4c1 | 431 | } |
432 | ||
7970f4ac | 433 | //______________________________________________________________________________ |
ec4af4c1 | 434 | void AliAODHandler::AddAODtoTreeUserInfo() |
435 | { | |
dce1b636 | 436 | // Add aod event to tree user info |
da97a08a | 437 | fTreeA->GetUserInfo()->Add(fAODEvent); |
ec4af4c1 | 438 | } |
490e9023 | 439 | |
7970f4ac | 440 | //______________________________________________________________________________ |
9066c676 | 441 | void AliAODHandler::AddBranch(const char* cname, void* addobj, const char* filename) |
490e9023 | 442 | { |
9066c676 | 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 | } | |
490e9023 | 450 | TDirectory *owd = gDirectory; |
451 | if (fFileA) { | |
dce1b636 | 452 | fFileA->cd(); |
490e9023 | 453 | } |
0134949d | 454 | char** apointer = (char**) addobj; |
455 | TObject* obj = (TObject*) *apointer; | |
dce1b636 | 456 | |
0134949d | 457 | fAODEvent->AddObject(obj); |
dce1b636 | 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 | } | |
490e9023 | 470 | owd->cd(); |
471 | } | |
7970f4ac | 472 | |
9066c676 | 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 | ||
7970f4ac | 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 | } | |
dce1b636 | 504 | |
9066c676 | 505 | //______________________________________________________________________________ |
dce1b636 | 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 | |
9066c676 | 513 | // could be done e.g. by adding offsets depnding on the generator |
dce1b636 | 514 | |
515 | mcHeader->AddGeneratorName(genHeader->GetName()); | |
dce1b636 | 516 | if(!genHeader)return; |
517 | AliGenPythiaEventHeader *pythiaGenHeader = dynamic_cast<AliGenPythiaEventHeader*>(genHeader); | |
518 | if (pythiaGenHeader) { | |
519 | mcHeader->SetEventType(pythiaGenHeader->ProcessType()); | |
520 | return; | |
521 | } | |
522 | ||
523 | AliGenDPMjetEventHeader* dpmJetGenHeader = dynamic_cast<AliGenDPMjetEventHeader*>(genHeader); | |
524 | ||
525 | if (dpmJetGenHeader){ | |
526 | mcHeader->SetEventType(dpmJetGenHeader->ProcessType()); | |
527 | return; | |
528 | } | |
529 | ||
530 | AliGenHijingEventHeader* hijingGenHeader = dynamic_cast<AliGenHijingEventHeader*>(genHeader); | |
531 | if(hijingGenHeader){ | |
532 | mcHeader->SetImpactParameter(hijingGenHeader->ImpactParameter()); | |
533 | return; | |
534 | } | |
535 | ||
536 | AliWarning(Form("MC Eventheader not known: %s",genHeader->GetName())); | |
537 | ||
538 | } | |
9066c676 | 539 | |
540 | ClassImp(AliAODExtension) | |
541 | ||
542 | //------------------------------------------------------------------------- | |
543 | // Support class for AOD extensions. This is created by the user analysis | |
544 | // that requires a separate file for some AOD branches. The name of the | |
545 | // AliAODExtension object is the file name where the AOD branches will be | |
546 | // stored. | |
547 | //------------------------------------------------------------------------- | |
548 | ||
549 | //______________________________________________________________________________ | |
550 | AliAODExtension::~AliAODExtension() | |
551 | { | |
552 | // Destructor. | |
553 | delete fAODEvent; | |
554 | if(fFileE){ | |
555 | // is already handled in TerminateIO | |
556 | fFileE->Close(); | |
557 | delete fFileE; | |
558 | } | |
559 | delete fTreeE; | |
560 | } | |
561 | ||
562 | //______________________________________________________________________________ | |
563 | void AliAODExtension::AddBranch(const char* cname, void* addobj) | |
564 | { | |
565 | // Add a new branch to the aod | |
566 | if (!fAODEvent) Init(""); | |
567 | TDirectory *owd = gDirectory; | |
568 | if (fFileE) { | |
569 | fFileE->cd(); | |
570 | } | |
571 | char** apointer = (char**) addobj; | |
572 | TObject* obj = (TObject*) *apointer; | |
573 | ||
574 | fAODEvent->AddObject(obj); | |
575 | ||
576 | const Int_t kSplitlevel = 99; // default value in TTree::Branch() | |
577 | const Int_t kBufsize = 32000; // default value in TTree::Branch() | |
578 | ||
579 | if (!fTreeE->FindBranch(obj->GetName())) { | |
580 | // Do the same as if we book via | |
581 | // TTree::Branch(TCollection*) | |
582 | ||
583 | fTreeE->Bronch(obj->GetName(), cname, fAODEvent->GetList()->GetObjectRef(obj), | |
584 | kBufsize, kSplitlevel - 1); | |
585 | // fTreeA->Branch(obj->GetName(), cname, addobj); | |
586 | } | |
587 | owd->cd(); | |
588 | } | |
589 | ||
590 | //______________________________________________________________________________ | |
591 | Bool_t AliAODExtension::Init(Option_t */*option*/) | |
592 | { | |
593 | // Initialize IO. | |
594 | if(!fAODEvent) fAODEvent = new AliAODEvent(); | |
595 | TDirectory *owd = gDirectory; | |
596 | fFileE = new TFile(GetName(), "RECREATE"); | |
597 | fTreeE = new TTree("aodTree", "AliAOD tree"); | |
598 | fTreeE->Branch(fAODEvent->GetList()); | |
599 | TRef junk = (TObject*)fTreeE->BranchRef(); | |
600 | owd->cd(); | |
601 | return kTRUE; | |
602 | } | |
603 | ||
604 | //______________________________________________________________________________ | |
605 | Bool_t AliAODExtension::TerminateIO() | |
606 | { | |
607 | // Terminate IO | |
608 | if (fFileE) { | |
609 | fFileE->Write(); | |
610 | fFileE->Close(); | |
611 | delete fFileE; | |
612 | fFileE = 0; | |
613 | } | |
614 | return kTRUE; | |
615 | } |