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1 /**************************************************************************
2  * Copyright(c) 1998-2009, 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 //
20 // AliAnalysisTaskSE for HF quality assurance
21 //
22 // Author: Chiara Bianchin, chiara.bianchin@pd.infn.it
23 /////////////////////////////////////////////////////////////
24
25 #include <Riostream.h>
26 #include <TClonesArray.h>
27 #include <TCanvas.h>
28 #include <TList.h>
29 #include <TH1F.h>
30 #include <TH2F.h>
31 #include <TDatabasePDG.h>
32
33 #include <AliAnalysisDataSlot.h>
34 #include <AliAnalysisDataContainer.h>
35 #include "AliAnalysisManager.h"
36 #include "AliESDtrack.h"
37 #include "AliVertexerTracks.h"
38 #include "AliPID.h"
39 #include "AliTPCPIDResponse.h"
40 #include "AliAODHandler.h"
41 #include "AliAODEvent.h"
42 #include "AliAODVertex.h"
43 #include "AliAODTrack.h"
44 #include "AliAODMCParticle.h"
45 #include "AliAODMCHeader.h"
46 #include "AliAODRecoDecayHF2Prong.h"
47 #include "AliAODRecoCascadeHF.h"
48 #include "AliAnalysisVertexingHF.h"
49 #include "AliAnalysisTaskSE.h"
50 #include "AliCounterCollection.h"
51 #include "AliRDHFCuts.h"
52 #include "AliRDHFCutsDplustoKpipi.h"
53 #include "AliRDHFCutsD0toKpipipi.h"
54 #include "AliRDHFCutsDstoKKpi.h"
55 #include "AliRDHFCutsDStartoKpipi.h"
56 #include "AliRDHFCutsD0toKpi.h"
57 #include "AliRDHFCutsLctopKpi.h"
58
59 #include "AliAnalysisTaskSEHFQA.h"
60
61 ClassImp(AliAnalysisTaskSEHFQA)
62
63 //____________________________________________________________________________
64
65 AliAnalysisTaskSEHFQA::AliAnalysisTaskSEHFQA():AliAnalysisTaskSE(),
66   fNEntries(0x0),
67   fOutputPID(0x0),
68   fOutputTrack(0x0),
69   fOutputCounters(0x0),
70   fOutputCheckCentrality(0x0),
71   fOutputEvSelection(0x0),
72   fDecayChannel(AliAnalysisTaskSEHFQA::kD0toKpi),
73   fCuts(0x0),
74   fEstimator(AliRDHFCuts::kCentTRK),
75   fReadMC(kFALSE),
76   fSimpleMode(kFALSE),
77   fOnOff()
78 {
79   //default constructor
80   fOnOff[0]=kTRUE;
81   fOnOff[1]=kTRUE;
82   fOnOff[2]=kTRUE;
83   fOnOff[3]=kTRUE;
84 }
85
86 //____________________________________________________________________________
87 AliAnalysisTaskSEHFQA::AliAnalysisTaskSEHFQA(const char *name, AliAnalysisTaskSEHFQA::DecChannel ch,AliRDHFCuts* cuts):
88   AliAnalysisTaskSE(name),
89   fNEntries(0x0),
90   fOutputPID(0x0),
91   fOutputTrack(0x0),
92   fOutputCounters(0x0),
93   fOutputCheckCentrality(0x0),
94   fOutputEvSelection(0x0),
95   fDecayChannel(ch),
96   fCuts(0x0),
97   fEstimator(AliRDHFCuts::kCentTRK),
98   fReadMC(kFALSE),
99   fSimpleMode(kFALSE),
100   fOnOff()
101 {
102   //constructor
103
104   //SetCutObject(cuts);
105   fCuts=cuts;
106
107   fOnOff[0]=kTRUE;
108   fOnOff[1]=kTRUE;
109   fOnOff[2]=kTRUE;
110   fOnOff[3]=kTRUE;
111
112   // Output slot #1 writes into a TH1F container (number of events)
113   DefineOutput(1,TH1F::Class());  //My private output
114   // Output slot #2 writes into a TList container (PID)
115   if (fOnOff[1]) DefineOutput(2,TList::Class());  //My private output
116   // Output slot #3 writes into a TList container (Tracks)
117   if (fOnOff[0]) DefineOutput(3,TList::Class());  //My private output
118   // Output slot #4 writes into a AliRDHFCuts container (cuts)
119   switch(fDecayChannel){
120   case 0:
121     DefineOutput(4,AliRDHFCutsDplustoKpipi::Class());  //My private output
122     break;
123   case 1:
124     DefineOutput(4,AliRDHFCutsD0toKpi::Class());  //My private output
125     break;
126   case 2:
127     DefineOutput(4,AliRDHFCutsDStartoKpipi::Class());  //My private output
128     break;
129   case 3:
130     DefineOutput(4,AliRDHFCutsDstoKKpi::Class());  //My private output
131     break;
132   case 4:
133     DefineOutput(4,AliRDHFCutsD0toKpipipi::Class());  //My private output
134     break;
135   case 5:
136     DefineOutput(4,AliRDHFCutsLctopKpi::Class());  //My private output
137     break;
138   }
139   if (fOnOff[2]) {
140     // Output slot #5 writes into a TList container (AliCounterCollection)
141     DefineOutput(5,TList::Class());  //My private output
142     // Output slot #6 writes into a TList container (TH1F)
143     DefineOutput(6,TList::Class());  //My private output
144   }
145
146   if(fOnOff[3]) DefineOutput(7,TList::Class());  //My private output
147
148 }
149
150 //___________________________________________________________________________
151 AliAnalysisTaskSEHFQA::~AliAnalysisTaskSEHFQA()
152 {
153   //destructor
154   delete fNEntries;
155
156   delete fOutputPID;
157
158   delete fOutputTrack;
159
160   delete fOutputCounters;
161
162   delete fOutputCheckCentrality;
163
164   delete fOutputEvSelection;
165
166 }
167
168 //___________________________________________________________________________
169 void AliAnalysisTaskSEHFQA::Init(){
170
171   //initialization
172   if(fDebug > 1) printf("AnalysisTaskSEHFQA::Init() \n");
173
174   switch(fDecayChannel){
175   case 0:
176     {
177       AliRDHFCutsDplustoKpipi* copycut=new AliRDHFCutsDplustoKpipi(*(static_cast<AliRDHFCutsDplustoKpipi*>(fCuts)));
178       // Post the data
179       PostData(4,copycut);
180     }
181     break;
182   case 1:
183     {
184       AliRDHFCutsD0toKpi* copycut=new AliRDHFCutsD0toKpi(*(static_cast<AliRDHFCutsD0toKpi*>(fCuts)));
185       // Post the data
186       PostData(4,copycut);
187     }
188     break;
189   case 2:
190     {
191       AliRDHFCutsDStartoKpipi* copycut=new AliRDHFCutsDStartoKpipi(*(static_cast<AliRDHFCutsDStartoKpipi*>(fCuts)));
192       // Post the data
193       PostData(4,copycut);
194     }
195     break;
196   case 3:
197     {
198       AliRDHFCutsDstoKKpi* copycut=new AliRDHFCutsDstoKKpi(*(static_cast<AliRDHFCutsDstoKKpi*>(fCuts)));
199       // Post the data
200       PostData(4,copycut);
201     }
202     break;
203   case 4:
204     {
205       AliRDHFCutsD0toKpipipi* copycut=new AliRDHFCutsD0toKpipipi(*(static_cast<AliRDHFCutsD0toKpipipi*>(fCuts)));
206       // Post the data
207       PostData(4,copycut);
208     }
209     break;
210   case 5:
211     {
212       AliRDHFCutsLctopKpi* copycut=new AliRDHFCutsLctopKpi(*(static_cast<AliRDHFCutsLctopKpi*>(fCuts)));
213       // Post the data
214       PostData(4,copycut);
215     }
216     break;
217
218   default:
219     return;
220   }
221
222
223
224 }
225
226 //___________________________________________________________________________
227 void AliAnalysisTaskSEHFQA::UserCreateOutputObjects()
228 {
229
230   //create the output container
231   if(fDebug > 1) printf("AnalysisTaskSEHFQA::UserCreateOutputObjects() \n");
232
233   //count events
234
235   fNEntries=new TH1F(GetOutputSlot(1)->GetContainer()->GetName(), "Counts the number of events", 10,-0.5,9.5);
236   fNEntries->GetXaxis()->SetBinLabel(1,"nEventsAnal");
237   fNEntries->GetXaxis()->SetBinLabel(2,"Pile-up Rej");
238   fNEntries->GetXaxis()->SetBinLabel(3,"No VertexingHF");
239   fNEntries->GetXaxis()->SetBinLabel(4,"nCandidates(AnCuts)");
240   fNEntries->GetXaxis()->SetBinLabel(5,"EventsWithGoodVtx");
241   //fNEntries->GetXaxis()->SetBinLabel(6,"N. of 0SMH");
242   fNEntries->GetXaxis()->SetBinLabel(6,"N. of CSH1");
243   if(fReadMC){
244     fNEntries->GetXaxis()->SetBinLabel(7,"MC Cand from c");
245     fNEntries->GetXaxis()->SetBinLabel(8,"MC Cand from b");
246     fNEntries->GetXaxis()->SetBinLabel(9,"N fake Trks");
247     fNEntries->GetXaxis()->SetBinLabel(10,"N true Trks");
248   } else{
249     fNEntries->GetXaxis()->SetBinLabel(7,"N candidates");
250   }
251
252   fNEntries->GetXaxis()->SetNdivisions(1,kFALSE);
253
254   //PID
255   if(fOnOff[1]){
256     fOutputPID=new TList();
257     fOutputPID->SetOwner();
258     fOutputPID->SetName(GetOutputSlot(2)->GetContainer()->GetName());
259
260     //TOF pid
261     TString hname="hTOFsig";
262     TH1F* hTOFsig=new TH1F(hname.Data(),"Distribution of TOF signal;TOF time [ps];Entries", 100, -2.e3,40.e3);
263
264     hname="hTOFtime";
265     TH1F* hTOFtime=new TH1F(hname.Data(),"Distribution of TOF time Kaon;TOF time(Kaon) [ps];Entries", 1000, 0.,50000.);
266
267     hname="hTOFtimeKaonHyptime";
268     TH2F* hTOFtimeKaonHyptime=new TH2F(hname.Data(),"TOFtime - timeHypothesisForKaon;p[GeV/c];TOFtime - timeHypothesisForKaon [ps]",200,0.,4.,1000,-20000.,20000.);
269
270     hname="hTOFtimeKaonHyptimeAC";
271     TH2F* hTOFtimeKaonHyptimeAC=new TH2F(hname.Data(),"TOFtime - timeHypothesisForKaon;p[GeV/c];TOFtime - timeHypothesisForKaon [ps]",200,0.,4.,1000,-20000.,20000.);
272
273     hname="hTOFsigmaKSigPid";
274     TH2F* hTOFsigmaKSigPid=new TH2F(hname.Data(),"(TOFsignal-timeK)/tofSigPid;p[GeV/c];(TOFsignal-timeK)/tofSigPid",200,0.,4.,100,-5,5);
275
276     hname="hTOFsigmaPionSigPid";
277     TH2F* hTOFsigmaPionSigPid=new TH2F(hname.Data(),"(TOFsignal-time#pi)/tofSigPid;p[GeV/c];(TOFsignal-time#pi)/tofSigPid",200,0.,4.,100,-5,5);
278
279     hname="hTOFsigmaProtonSigPid";
280     TH2F* hTOFsigmaProtonSigPid=new TH2F(hname.Data(),"(TOFsignal-timep)/tofSigPid;p[GeV/c];(TOFsignal-time p)/tofSigPid",200,0.,4.,100,-5,5);
281
282     hname="hTOFsigPid3sigPion";
283     TH1F* hTOFsigPid3sigPion=new TH1F(hname.Data(),"TOF PID resolution (#pi) [ps]",500,0.,1000.);
284
285     hname="hTOFsigPid3sigKaon";
286     TH1F* hTOFsigPid3sigKaon=new TH1F(hname.Data(),"TOF PID resolution (K) [ps]",500,0.,1000.);
287
288     hname="hTOFsigPid3sigProton";
289     TH1F* hTOFsigPid3sigProton=new TH1F(hname.Data(),"TOF PID resolution (p) [ps]",500,0.,1000.);
290
291
292     //TPC pid
293     hname="hTPCsig";
294     TH1F* hTPCsig=new TH1F(hname.Data(),"Distribution of TPC signal;TPC sig;Entries", 100, 35.,100.);
295
296     hname="hTPCsigvsp";
297     TH2F* hTPCsigvsp=new TH2F(hname.Data(),"TPCsig vs p;TPC p[GeV/c];TPCsig",200,0.,4.,1000,35.,100.);
298  
299     hname="hTPCsigvspAC";
300     TH2F* hTPCsigvspAC=new TH2F(hname.Data(),"TPCsig vs p;TPCp[GeV/c];TPCsig",200,0.,4.,1000,35.,100.);
301
302     hname="hTPCsigmaK";
303     TH2F* hTPCsigmaK=new TH2F(hname.Data(),"TPC Sigma for K as a function of momentum;p[GeV/c];Sigma Kaon",200,0.,4.,200,-5,5);
304
305     hname="hTPCsigmaPion";
306     TH2F* hTPCsigmaPion=new TH2F(hname.Data(),"TPC Sigma for #pi as a function of momentum;p[GeV/c];Sigma #pi",200,0.,4.,200,-5,5);
307
308     hname="hTPCsigmaProton";
309     TH2F* hTPCsigmaProton=new TH2F(hname.Data(),"TPC Sigma for proton as a function of momentum;p[GeV/c];Sigma Proton",200,0.,4.,200,-5,5);
310
311     fOutputPID->Add(hTOFsig);
312     fOutputPID->Add(hTPCsig);
313     fOutputPID->Add(hTOFtime);
314     fOutputPID->Add(hTOFtimeKaonHyptime);
315     fOutputPID->Add(hTOFtimeKaonHyptimeAC);
316     fOutputPID->Add(hTOFsigmaKSigPid);
317     fOutputPID->Add(hTOFsigmaPionSigPid);
318     fOutputPID->Add(hTOFsigmaProtonSigPid);
319     fOutputPID->Add(hTOFsigPid3sigPion);
320     fOutputPID->Add(hTOFsigPid3sigKaon);
321     fOutputPID->Add(hTOFsigPid3sigProton);
322     fOutputPID->Add(hTPCsigvsp);
323     fOutputPID->Add(hTPCsigvspAC);
324     fOutputPID->Add(hTPCsigmaK);
325     fOutputPID->Add(hTPCsigmaPion);
326     fOutputPID->Add(hTPCsigmaProton);
327   }
328
329   //quality of the tracks
330   if(fOnOff[0]){
331     fOutputTrack=new TList();
332     fOutputTrack->SetOwner();
333     fOutputTrack->SetName(GetOutputSlot(3)->GetContainer()->GetName());
334
335     TString hname="hnClsITS";
336     TH1F* hnClsITS=new TH1F(hname.Data(),"Distribution of number of ITS clusters;nITScls;Entries",7,-0.5,6.5);
337
338     hname="hnClsITS-SA";
339     TH1F* hnClsITSSA=new TH1F(hname.Data(),"Distribution of number of ITS clusters(ITS-SA);nITScls;Entries",7,-0.5,6.5);
340
341
342     hname="hnLayerITS";
343     TH1F* hnLayerITS=new TH1F(hname.Data(),"Number of tracks with point in layer;ITS layer;",7,-1.5,5.5);
344     hnLayerITS->GetXaxis()->SetBinLabel(1,"n tracks");
345
346     hname="hnLayerITSsa";
347     TH1F* hnLayerITSsa=new TH1F(hname.Data(),"Number of tracks with point in layer;ITS layer;",7,-1.5,5.5);
348     hnLayerITSsa->GetXaxis()->SetBinLabel(1,"n tracks");
349    
350     hname="hnClsSPD";
351     TH1F* hnClsSPD=new TH1F(hname.Data(),"Distribution of number of SPD clusters;nSPDcls;Entries",3,-0.5,2.5);
352
353     hname="hptGoodTr";
354     TH1F* hptGoodTr=new TH1F(hname.Data(),"Pt distribution of 'good' tracks;p_{t}[GeV];Entries/0.05 GeV/c",400,0.,20.);
355     hptGoodTr->SetTitleOffset(1.3,"Y");
356
357     hname="hdistrGoodTr";
358     TH1F* hdistrGoodTr=new TH1F(hname.Data(),"Distribution of number of 'good' tracks per event;no.good-tracks/ev;Entries",4000,-0.5,3999.5);
359     hdistrGoodTr->SetTitleOffset(1.3,"Y");
360
361     hname="hd0";
362     TH1F* hd0=new TH1F(hname.Data(),"Impact parameter distribution of 'good' tracks;d_{0}[cm];Entries/10^{3} cm",200,-0.1,0.1);
363
364     fOutputTrack->Add(hnClsITS);
365     fOutputTrack->Add(hnClsITSSA);
366     fOutputTrack->Add(hnLayerITS);
367     fOutputTrack->Add(hnLayerITSsa);
368     fOutputTrack->Add(hnClsSPD);
369     fOutputTrack->Add(hptGoodTr);
370     fOutputTrack->Add(hdistrGoodTr);
371     fOutputTrack->Add(hd0);
372
373     if(fReadMC){
374       hname="hdistrFakeTr";
375       TH1F* hdistrFakeTr=new TH1F(hname.Data(),"Distribution of number of fake tracks per event;no.fake-tracks/ev;Entries",4000,-0.5,3999.5);
376       hdistrGoodTr->SetTitleOffset(1.3,"Y");
377
378       hname="hd0f";
379       TH1F* hd0f=new TH1F(hname.Data(),"Impact parameter distribution of fake tracks;d_{0}[cm];Entries/10^{3} cm",200,-0.1,0.1);
380
381       hname="hptFakeTr";
382       TH1F* hptFakeTr=new TH1F(hname.Data(),"Pt distribution of fake tracks;p_{t}[GeV];Entries/0.05 GeV/c",400,0.,20.);
383       hptFakeTr->SetTitleOffset(1.3,"Y");
384
385       fOutputTrack->Add(hptFakeTr);
386       fOutputTrack->Add(hdistrFakeTr);
387       fOutputTrack->Add(hd0f);
388    
389     }
390   }
391
392   
393   if(fOnOff[2] && fCuts->GetUseCentrality()){
394
395     //Centrality (Counters)
396     fOutputCounters=new TList();
397     fOutputCounters->SetOwner();
398     fOutputCounters->SetName(GetOutputSlot(5)->GetContainer()->GetName());
399
400     AliCounterCollection *stdEstimator=new AliCounterCollection("stdEstimator");
401     stdEstimator->AddRubric("run",500000);
402     stdEstimator->AddRubric("centralityclass","-10_0/0_10/10_20/20_30/30_40/40_50/50_60/60_70/70_80/80_90/90_100/-990_-980");
403     stdEstimator->Init();
404     AliCounterCollection *secondEstimator=new AliCounterCollection("secondEstimator");
405     secondEstimator->AddRubric("run",500000);
406     secondEstimator->AddRubric("centralityclass","-10_0/0_10/10_20/20_30/30_40/40_50/50_60/60_70/70_80/80_90/90_100/-990_-980");
407     secondEstimator->Init();
408
409     fOutputCounters->Add(stdEstimator);
410     fOutputCounters->Add(secondEstimator);
411
412     //Centrality (Checks)
413     fOutputCheckCentrality=new TList();
414     fOutputCheckCentrality->SetOwner();
415     fOutputCheckCentrality->SetName(GetOutputSlot(6)->GetContainer()->GetName());
416
417     TString hname="hNtrackletsIn";
418     TH1F* hNtrackletsIn=new TH1F(hname.Data(),"Number of tracklets in Centrality range;ntracklets;Entries",5000,-0.5,4999.5);
419
420     hname="hMultIn";
421     TH1F* hMultIn=new TH1F(hname.Data(),"Multiplicity;multiplicity in Centrality range;Entries",10000,-0.5,9999.5);
422
423     hname="hNtrackletsOut";
424     TH1F* hNtrackletsOut=new TH1F(hname.Data(),"Number of tracklets out of Centrality range;ntracklets;Entries",5000,-0.5,4999.5);
425
426     hname="hMultOut";
427     TH1F* hMultOut=new TH1F(hname.Data(),"Multiplicity out of Centrality range;multiplicity;Entries",10000,-0.5,9999.5);
428
429     hname="hMultvsPercentile";
430     TH2F* hMultvsPercentile=new TH2F(hname.Data(),"Multiplicity vs Percentile;multiplicity;percentile",10000,-0.5,9999.5,12,-10.,110);
431
432     fOutputCheckCentrality->Add(hNtrackletsIn);
433     fOutputCheckCentrality->Add(hNtrackletsOut);
434     fOutputCheckCentrality->Add(hMultIn);
435     fOutputCheckCentrality->Add(hMultOut);
436     fOutputCheckCentrality->Add(hMultvsPercentile);
437
438     PostData(6,fOutputCheckCentrality);
439   
440   } else{
441     if(fOnOff[0]){
442       TString hname="hNtracklets";
443       TH1F* hNtracklets=new TH1F(hname.Data(),"Number of tracklets;ntracklets;Entries",5000,-0.5,4999.5);
444
445       hname="hMult";
446       TH1F* hMult=new TH1F(hname.Data(),"Multiplicity;multiplicity;Entries",10000,-0.5,9999.5);
447       fOutputTrack->Add(hNtracklets);
448       fOutputTrack->Add(hMult);
449     }
450   }
451
452   //event selection (z vertex for the moment)
453   if(fOnOff[3]){
454     fOutputEvSelection=new TList();
455     fOutputEvSelection->SetOwner();
456     fOutputEvSelection->SetName(GetOutputSlot(7)->GetContainer()->GetName());
457     AliCounterCollection *evselection=new AliCounterCollection("evselection");
458     evselection->AddRubric("run",500000);
459     evselection->AddRubric("evnonsel","zvtx");
460     evselection->Init();
461
462     TH1F* hzvtx=new TH1F("hzvtx", "Distribution of z_{VTX};z_{VTX} [cm];Entries",100,-20,20);
463
464     fOutputEvSelection->Add(evselection);
465     fOutputEvSelection->Add(hzvtx);
466   }
467
468   // Post the data
469   PostData(1,fNEntries);
470   if(fOnOff[1]) PostData(2,fOutputPID);
471   if(fOnOff[0]) PostData(3,fOutputTrack);
472   PostData(4,fCuts);
473   if(fOnOff[2]) PostData(5,fOutputCounters);
474   if(fOnOff[3]) PostData(7,fOutputEvSelection);
475
476   if(!fOnOff[0] && !fOnOff[1] && !fOnOff[2]) AliError("Nothing will be filled!");
477 }
478
479 //___________________________________________________________________________
480 void AliAnalysisTaskSEHFQA::UserExec(Option_t */*option*/)
481 {
482   // Execute analysis for current event
483
484   AliAODEvent *aod = dynamic_cast<AliAODEvent*> (InputEvent());
485   if(fDebug>2) printf("Analysing decay %d\n",fDecayChannel);
486   // Post the data already here
487   PostData(1,fNEntries);
488   if(fOnOff[1]) PostData(2,fOutputPID);
489   if(fOnOff[0]) PostData(3,fOutputTrack);
490   PostData(4,fCuts);
491   if(fOnOff[2]) {
492     PostData(5,fOutputCounters);
493     if(fCuts->GetUseCentrality()) PostData(6,fOutputCheckCentrality);
494   }
495
496   TClonesArray *arrayProng =0;
497   Int_t pdg=0;
498   Int_t *pdgdaughters=0x0;
499
500   if(!aod && AODEvent() && IsStandardAOD()) { 
501     // In case there is an AOD handler writing a standard AOD, use the AOD 
502     // event in memory rather than the input (ESD) event.    
503     aod = dynamic_cast<AliAODEvent*> (AODEvent());
504     // in this case the braches in the deltaAOD (AliAOD.VertexingHF.root)
505     // have to taken from the AOD event hold by the AliAODExtension
506     AliAODHandler* aodHandler = (AliAODHandler*) 
507       ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
508     if(aodHandler->GetExtensions()) {
509       
510       AliAODExtension *ext = (AliAODExtension*)aodHandler->GetExtensions()->FindObject("AliAOD.VertexingHF.root");
511       AliAODEvent *aodFromExt = ext->GetAOD();
512    
513    
514       
515       switch(fDecayChannel){
516       case 0:
517         arrayProng=(TClonesArray*)aodFromExt->GetList()->FindObject("Charm3Prong");
518         pdg=411;
519         if(fReadMC){
520           pdgdaughters =new Int_t[3];
521           pdgdaughters[0]=211;//pi
522           pdgdaughters[1]=321;//K
523           pdgdaughters[2]=211;//pi
524         }
525         break; 
526       case 1:
527         arrayProng=(TClonesArray*)aodFromExt->GetList()->FindObject("D0toKpi");
528         pdg=421;
529         if(fReadMC){
530           pdgdaughters =new Int_t[2];
531           pdgdaughters[0]=211;//pi 
532           pdgdaughters[1]=321;//K
533         }
534         break; 
535       case 2:
536         arrayProng=(TClonesArray*)aodFromExt->GetList()->FindObject("Dstar");
537         pdg=413;
538         if(fReadMC){
539           pdgdaughters =new Int_t[3];
540           pdgdaughters[1]=211;//pi
541           pdgdaughters[0]=321;//K
542           pdgdaughters[2]=211;//pi (soft?)
543         }
544         break; 
545       case 3:
546         arrayProng=(TClonesArray*)aodFromExt->GetList()->FindObject("Charm3Prong");
547         pdg=431;
548         if(fReadMC){
549           pdgdaughters =new Int_t[3];
550           pdgdaughters[0]=321;//K
551           pdgdaughters[1]=321;//K
552           pdgdaughters[2]=211;//pi
553         }
554         break; 
555       case 4:
556         arrayProng=(TClonesArray*)aodFromExt->GetList()->FindObject("Charm4Prong");
557         pdg=421;
558         if(fReadMC){
559           pdgdaughters =new Int_t[4];
560           pdgdaughters[0]=321;
561           pdgdaughters[1]=211;
562           pdgdaughters[2]=211;
563           pdgdaughters[3]=211;
564         }
565         break; 
566       case 5:
567         arrayProng=(TClonesArray*)aodFromExt->GetList()->FindObject("Charm3Prong");
568         pdg=4122;
569         if(fReadMC){
570           pdgdaughters =new Int_t[3];
571           pdgdaughters[0]=2212;//p
572           pdgdaughters[1]=321;//K
573           pdgdaughters[2]=211;//pi
574         }
575         break; 
576       }
577     }
578   } else if(aod) {
579     switch(fDecayChannel){
580     case 0:
581       arrayProng=(TClonesArray*)aod->GetList()->FindObject("Charm3Prong");
582       pdg=411;
583       if(fReadMC){
584         pdgdaughters =new Int_t[3];
585         pdgdaughters[0]=211;//pi
586         pdgdaughters[1]=321;//K
587         pdgdaughters[2]=211;//pi
588       }
589       break; 
590     case 1:
591       arrayProng=(TClonesArray*)aod->GetList()->FindObject("D0toKpi");
592       pdg=421;
593       if(fReadMC){
594         pdgdaughters =new Int_t[2];
595         pdgdaughters[0]=211;//pi 
596         pdgdaughters[1]=321;//K
597       }
598       break; 
599     case 2:
600       arrayProng=(TClonesArray*)aod->GetList()->FindObject("Dstar");
601       pdg=413;
602       if(fReadMC){
603         pdgdaughters =new Int_t[3];
604         pdgdaughters[1]=211;//pi
605         pdgdaughters[0]=321;//K
606         pdgdaughters[2]=211;//pi (soft?)
607       }
608       break; 
609     case 3:
610       arrayProng=(TClonesArray*)aod->GetList()->FindObject("Charm3Prong");
611       pdg=431;
612       if(fReadMC){
613         pdgdaughters =new Int_t[3];
614         pdgdaughters[0]=321;//K
615         pdgdaughters[1]=321;//K
616         pdgdaughters[2]=211;//pi
617       }
618       break; 
619     case 4:
620       arrayProng=(TClonesArray*)aod->GetList()->FindObject("Charm4Prong");
621       pdg=421;
622       if(fReadMC){
623         pdgdaughters =new Int_t[4];
624         pdgdaughters[0]=321;
625         pdgdaughters[1]=211;
626         pdgdaughters[2]=211;
627         pdgdaughters[3]=211;
628       }
629       break; 
630     case 5:
631       arrayProng=(TClonesArray*)aod->GetList()->FindObject("Charm3Prong");
632       pdg=4122;
633       if(fReadMC){
634         pdgdaughters =new Int_t[3];
635         pdgdaughters[0]=2212;//p
636         pdgdaughters[1]=321;//K
637         pdgdaughters[2]=211;//pi
638       }
639       break; 
640     }
641   }
642   Bool_t isSimpleMode=fSimpleMode;
643   if(!arrayProng) {
644     AliInfo("Branch not found! The output will contain only trak related histograms\n");
645     isSimpleMode=kTRUE;
646     fNEntries->Fill(2);
647   }
648   
649   TClonesArray *mcArray = 0;
650   AliAODMCHeader *mcHeader = 0;
651
652   if(!aod) {
653     delete [] pdgdaughters;
654     return;
655   }
656
657   //check if MC
658   if(fReadMC) {
659     // load MC particles
660     mcArray = (TClonesArray*)aod->GetList()->FindObject(AliAODMCParticle::StdBranchName());
661     if(!mcArray) {
662       printf("AliAnalysisTaskSEHFQA::UserExec: MC particles branch not found!\n");
663       delete [] pdgdaughters;
664       return;
665     }
666     
667     // load MC header
668     mcHeader = (AliAODMCHeader*)aod->GetList()->FindObject(AliAODMCHeader::StdBranchName());
669     if(!mcHeader) {
670       printf("AliAnalysisTaskSEHFQA::UserExec: MC header branch not found!\n");
671       delete [] pdgdaughters;
672       return;
673     }
674   }
675   // fix for temporary bug in ESDfilter 
676   // the AODs with null vertex pointer didn't pass the PhysSel
677   if(!aod->GetPrimaryVertex() || TMath::Abs(aod->GetMagneticField())<0.001) {
678     delete [] pdgdaughters;
679     return;
680   }
681
682   // count event
683   fNEntries->Fill(0); 
684
685   //count events with good vertex
686   // AOD primary vertex
687   AliAODVertex *vtx1 = (AliAODVertex*)aod->GetPrimaryVertex();
688   TString primTitle = vtx1->GetTitle();
689   if(primTitle.Contains("VertexerTracks") && vtx1->GetNContributors()>0) fNEntries->Fill(4);
690
691   // trigger class for PbPb C0SMH-B-NOPF-ALLNOTRD, C0SMH-B-NOPF-ALL
692   //TString trigclass=aod->GetFiredTriggerClasses();
693   //if(trigclass.Contains("C0SMH-B-NOPF-ALLNOTRD") || trigclass.Contains("C0SMH-B-NOPF-ALL")) fNEntries->Fill(5); //tmp
694
695   Int_t runNumber = aod->GetRunNumber();
696
697   Bool_t evSelbyCentrality=kTRUE,evSelected=kTRUE,evSelByVertex=kTRUE,evselByPileup=kFALSE;
698   //select event
699   if(!fCuts->IsEventSelected(aod)) {
700     evSelected=kFALSE;
701     if(fCuts->GetWhyRejection()==1) {fNEntries->Fill(1); evselByPileup=kTRUE;}// rejected for pileup
702     if(fCuts->GetWhyRejection()==2 || fCuts->GetWhyRejection()==3) evSelbyCentrality=kFALSE; //rejected by centrality
703     if(fCuts->GetWhyRejection()==4) evSelByVertex=kFALSE; //rejected by vertex
704     if(fCuts->GetWhyRejection()==5) fNEntries->Fill(5);//tmp
705     if(fCuts->GetWhyRejection()==6 && fOnOff[3]) ((AliCounterCollection*)fOutputEvSelection->FindObject("evselection"))->Count("evnonsel:zvtx/Run:%d",runNumber);
706   }
707
708   if(evSelected || (!evSelected && !evSelbyCentrality && evSelByVertex && !evselByPileup)){ //events selected or not selected because of vtx or pileup
709     if(fOnOff[2] && fCuts->GetUseCentrality()){
710
711       Float_t stdCentf=fCuts->GetCentrality(aod);
712       Int_t stdCent = (Int_t)(stdCentf+0.5);
713       Float_t secondCentf =fCuts->GetCentrality(aod,fEstimator);
714       Int_t secondCent = (Int_t)(secondCentf+0.5);
715       Int_t mincent=stdCent-stdCent%10;
716       if(stdCentf==-1) {
717         mincent=-10; 
718         stdCent=-1;
719       }
720       ((AliCounterCollection*)fOutputCounters->FindObject("stdEstimator"))->Count(Form("centralityclass:%d_%d/Run:%d",mincent,mincent+10,runNumber));
721
722       mincent=secondCent-secondCent%10;
723       if(secondCentf==-1) {
724         mincent=-10;
725         secondCent=-1;
726       }
727       ((AliCounterCollection*)fOutputCounters->FindObject("secondEstimator"))->Count(Form("centralityclass:%d_%d/Run:%d",mincent,mincent+10,runNumber));
728
729       if(stdCent<fCuts->GetMinCentrality() || stdCent>fCuts->GetMaxCentrality()){
730         ((TH1F*)fOutputCheckCentrality->FindObject("hNtrackletsOut"))->Fill(aod->GetTracklets()->GetNumberOfTracklets());
731         ((TH1F*)fOutputCheckCentrality->FindObject("hMultOut"))->Fill(aod->GetHeader()->GetRefMultiplicity());
732       }else{
733         ((TH1F*)fOutputCheckCentrality->FindObject("hNtrackletsIn"))->Fill(aod->GetTracklets()->GetNumberOfTracklets());
734         ((TH1F*)fOutputCheckCentrality->FindObject("hMultIn"))->Fill(aod->GetHeader()->GetRefMultiplicity());
735       }
736       ((TH2F*)fOutputCheckCentrality->FindObject("hMultvsPercentile"))->Fill(aod->GetHeader()->GetRefMultiplicity(),stdCentf);
737
738       PostData(6,fOutputCheckCentrality);
739
740     } else{
741       if(fOnOff[0]){
742         ((TH1F*)fOutputTrack->FindObject("hNtracklets"))->Fill(aod->GetTracklets()->GetNumberOfTracklets());
743         ((TH1F*)fOutputTrack->FindObject("hMult"))->Fill(aod->GetHeader()->GetRefMultiplicity());
744       }
745     }
746   }
747
748   if(fOnOff[3]){
749     const AliVVertex *vertex = aod->GetPrimaryVertex();
750     Double_t zvtx=vertex->GetZ();
751     if(evSelected || (!evSelected && zvtx > 10.))
752     ((TH1F*)fOutputEvSelection->FindObject("hzvtx"))->Fill(zvtx);
753   }
754
755   if(!evSelected) {
756     delete [] pdgdaughters;
757     return; //discard all events not selected (vtx and/or centrality)
758   }
759
760
761   AliAODPidHF* pidHF=fCuts->GetPidHF();
762   AliTPCPIDResponse* tpcres=new AliTPCPIDResponse();
763   if(pidHF) pidHF->SetBetheBloch(*tpcres);
764
765
766   Int_t ntracks=0;
767   Int_t isGoodTrack=0, isFakeTrack=0;
768
769   if(aod) ntracks=aod->GetNTracks();
770
771   if(fOnOff[0] || fOnOff[1]){
772     //loop on tracks in the event
773     for (Int_t k=0;k<ntracks;k++){
774       AliAODTrack* track=aod->GetTrack(k);
775       AliAODPid *pid = track->GetDetPid();
776
777
778       if(fOnOff[1]){
779         if(!pid)  {if (fDebug>1)cout<<"No AliAODPid found"<<endl; continue;}
780         Double_t times[AliPID::kSPECIES];
781         pid->GetIntegratedTimes(times);
782     
783         Double_t tofRes[AliPID::kSPECIES];
784         pid->GetTOFpidResolution(tofRes);
785
786         //check TOF
787         if(pidHF && pidHF->CheckStatus(track,"TOF")){
788           ((TH1F*)fOutputPID->FindObject("hTOFtime"))->Fill(times[AliPID::kProton]);
789           ((TH2F*)fOutputPID->FindObject("hTOFtimeKaonHyptime"))->Fill(track->P(),pid->GetTOFsignal()-times[3]); //3 is kaon
790           ((TH1F*)fOutputPID->FindObject("hTOFsig"))->Fill(pid->GetTOFsignal());
791           if (pid->GetTOFsignal()< 0) ((TH1F*)fOutputPID->FindObject("hTOFsig"))->Fill(-1);
792
793           
794           // test TOF sigma PID
795           if (tofRes[2] != 0.) {   // protection against 'old' AODs...
796             ((TH2F*)fOutputPID->FindObject("hTOFsigmaKSigPid"))->Fill(track->P(),(pid->GetTOFsignal()-times[AliPID::kKaon])/tofRes[3]);
797             ((TH2F*)fOutputPID->FindObject("hTOFsigmaPionSigPid"))->Fill(track->P(),(pid->GetTOFsignal()-times[AliPID::kPion])/tofRes[2]);
798             ((TH2F*)fOutputPID->FindObject("hTOFsigmaProtonSigPid"))->Fill(track->P(),(pid->GetTOFsignal()-times[AliPID::kProton])/tofRes[4]);
799             for (Int_t iS=2; iS<5; iS++){ //we plot TOF Pid resolution for 3-sigma identified particles
800               if ( (TMath::Abs(times[iS]-pid->GetTOFsignal())/tofRes[iS])<3.){
801                 switch (iS) {
802                 case AliPID::kPion:
803                   ((TH1F*)fOutputPID->FindObject("hTOFsigPid3sigPion"))->Fill(tofRes[iS]);
804                   break;
805                 case AliPID::kKaon:
806                   ((TH1F*)fOutputPID->FindObject("hTOFsigPid3sigKaon"))->Fill(tofRes[iS]);
807                   break;
808                 case AliPID::kProton:
809                   ((TH1F*)fOutputPID->FindObject("hTOFsigPid3sigProton"))->Fill(tofRes[iS]);
810                   break;
811                 default:
812                   break;
813                 }
814               }
815             }
816           }
817         }//if TOF status
818
819         if(pidHF && pidHF->CheckStatus(track,"TPC")){ 
820
821           Double_t TPCp=pid->GetTPCmomentum();
822           Double_t TPCsignal=pid->GetTPCsignal();
823           ((TH1F*)fOutputPID->FindObject("hTPCsig"))->Fill(TPCsignal);
824           ((TH1F*)fOutputPID->FindObject("hTPCsigvsp"))->Fill(TPCp,TPCsignal);
825           //if (pidHF->IsKaonRaw(track, "TOF"))
826           ((TH2F*)fOutputPID->FindObject("hTPCsigmaK"))->Fill(TPCp,tpcres->GetNumberOfSigmas(TPCp,TPCsignal,track->GetTPCNcls(),AliPID::kKaon));
827           //if (pidHF->IsPionRaw(track, "TOF"))
828           ((TH2F*)fOutputPID->FindObject("hTPCsigmaPion"))->Fill(TPCp,tpcres->GetNumberOfSigmas(TPCp,TPCsignal,track->GetTPCNcls(),AliPID::kPion));
829           //if (pidHF->IsProtonRaw(track,"TOF"))
830           ((TH2F*)fOutputPID->FindObject("hTPCsigmaProton"))->Fill(TPCp,tpcres->GetNumberOfSigmas(TPCp,TPCsignal,track->GetTPCNcls(),AliPID::kProton));
831         }//if TPC status
832       } //end PID histograms
833
834       Int_t nclsTot=0,nclsSPD=0;
835
836       //check clusters of the tracks
837       if(fOnOff[0]){
838
839         ((TH1F*)fOutputTrack->FindObject("hnLayerITS"))->Fill(-1);
840         for(Int_t l=0;l<6;l++) {
841           if(TESTBIT(track->GetITSClusterMap(),l)) {
842             ((TH1F*)fOutputTrack->FindObject("hnLayerITS"))->Fill(l);
843             nclsTot++; if(l<2) nclsSPD++;
844           }
845         }
846         ((TH1F*)fOutputTrack->FindObject("hnClsITS"))->Fill(nclsTot);
847         ((TH1F*)fOutputTrack->FindObject("hnClsSPD"))->Fill(nclsSPD);
848
849         if(!(track->GetStatus()&AliESDtrack::kTPCin) && track->GetStatus()&AliESDtrack::kITSrefit && !(track->GetStatus()&AliESDtrack::kITSpureSA)){//tracks retrieved in the ITS and not reconstructed in the TPC
850           ((TH1F*)fOutputTrack->FindObject("hnClsITS-SA"))->Fill(nclsTot);
851           ((TH1F*)fOutputTrack->FindObject("hnLayerITS"))->Fill(-1);
852           for(Int_t l=0;l<6;l++) {
853             if(TESTBIT(track->GetITSClusterMap(),l)) {
854               ((TH1F*)fOutputTrack->FindObject("hnLayerITSsa"))->Fill(l);
855             }
856           }
857         }
858         Int_t label=0;
859         if(fReadMC){
860           label=track->GetLabel();
861           if (label<0)fNEntries->Fill(8);
862           else fNEntries->Fill(9); 
863         }
864
865         if(isSimpleMode){
866
867           if (track->Pt()>0.3 &&
868               track->GetStatus()&AliESDtrack::kTPCrefit &&
869               track->GetStatus()&AliESDtrack::kITSrefit &&
870               /*nclsTot>3 &&*/
871               nclsSPD>0) {//count good tracks
872
873             
874             if(fReadMC && label<0) {
875               ((TH1F*)fOutputTrack->FindObject("hptFakeTr"))->Fill(track->Pt());
876               isFakeTrack++;    
877             } else {
878               ((TH1F*)fOutputTrack->FindObject("hptGoodTr"))->Fill(track->Pt());
879               isGoodTrack++;
880             }
881           }
882         } //simple mode: no IsSelected on tracks: use "manual" cuts   
883       } //fill track histos
884     } //end loop on tracks
885
886       //fill once per event
887     if(fOnOff[0]){
888       if (fReadMC) ((TH1F*)fOutputTrack->FindObject("hdistrFakeTr"))->Fill(isFakeTrack);
889       ((TH1F*)fOutputTrack->FindObject("hdistrGoodTr"))->Fill(isGoodTrack);
890     }
891
892     if(!isSimpleMode){
893       // loop over candidates
894       Int_t nCand = arrayProng->GetEntriesFast();
895       Int_t ndaugh=3;
896       if(fDecayChannel==AliAnalysisTaskSEHFQA::kD0toKpi) ndaugh=2;
897       if(fDecayChannel==AliAnalysisTaskSEHFQA::kD0toKpipipi) ndaugh=4;
898
899       for (Int_t iCand = 0; iCand < nCand; iCand++) {
900         AliAODRecoDecayHF *d = (AliAODRecoDecayHF*)arrayProng->UncheckedAt(iCand);
901         if(d->GetSelectionMap()) {
902           if(fDecayChannel==AliAnalysisTaskSEHFQA::kD0toKpi && !d->HasSelectionBit(AliRDHFCuts::kD0toKpiCuts)) continue; //skip the D0 from Dstar
903           if(fDecayChannel==AliAnalysisTaskSEHFQA::kDplustoKpipi && !d->HasSelectionBit(AliRDHFCuts::kDplusCuts)) continue; //skip the 3 prong !D+
904         }
905
906         if(fReadMC){ 
907           Int_t labD = d->MatchToMC(pdg,mcArray,ndaugh,pdgdaughters);
908           if(labD>=0){
909             AliAODMCParticle *partD = (AliAODMCParticle*)mcArray->At(labD);
910             Int_t label=partD->GetMother();
911             AliAODMCParticle *mot = (AliAODMCParticle*)mcArray->At(label);
912             while(label>=0){//get first mother
913               mot = (AliAODMCParticle*)mcArray->At(label);
914               label=mot->GetMother();
915             }
916             Int_t pdgMotCode = mot->GetPdgCode();
917         
918             if(TMath::Abs(pdgMotCode)==4) fNEntries->Fill(6); //from primary charm
919             if(TMath::Abs(pdgMotCode)==5) fNEntries->Fill(7); //from beauty
920
921           }
922         }//end MC
923         else fNEntries->Fill(6); //count the candidates (data)
924
925         for(Int_t id=0;id<ndaugh;id++){
926
927           //other histograms to be filled when the cut object is given
928           AliAODTrack* track=(AliAODTrack*)d->GetDaughter(id);
929
930           //track quality
931
932           if (fCuts->IsInFiducialAcceptance(d->Pt(),d->Y(pdg)) && fCuts->IsSelected(d,AliRDHFCuts::kTracks,aod)) {
933             
934             Int_t label=0;
935             if(fReadMC)label=track->GetLabel();
936             if(fOnOff[0]){
937               
938               if(fReadMC && label<0) {
939                 isFakeTrack++;
940                 ((TH1F*)fOutputTrack->FindObject("hptFakeTr"))->Fill(track->Pt());
941            
942                 ((TH1F*)fOutputTrack->FindObject("hd0f"))->Fill(d->Getd0Prong(id));
943               } else {
944                 isGoodTrack++;
945                 ((TH1F*)fOutputTrack->FindObject("hptGoodTr"))->Fill(track->Pt());
946             
947                 ((TH1F*)fOutputTrack->FindObject("hd0"))->Fill(d->Getd0Prong(id));
948               }
949             }
950             if (fCuts->IsSelected(d,AliRDHFCuts::kAll,aod) && fOnOff[1]){
951           
952               AliAODPid *pid = track->GetDetPid();
953               Double_t times[5];
954               pid->GetIntegratedTimes(times);
955               if(pidHF && pidHF->CheckStatus(track,"TOF")) ((TH2F*)fOutputPID->FindObject("hTOFtimeKaonHyptimeAC"))->Fill(track->P(),pid->GetTOFsignal()-times[AliPID::kKaon]);
956               if(pidHF && pidHF->CheckStatus(track,"TPC")) ((TH2F*)fOutputPID->FindObject("hTPCsigvspAC"))->Fill(pid->GetTPCmomentum(),pid->GetTPCsignal());
957
958               fNEntries->Fill(3);
959             } //end analysis cuts
960           } //end acceptance and track cuts
961         } //end loop on tracks in the candidate
962       } //end loop on candidates
963       if(fOnOff[0]){
964         if(fReadMC) ((TH1F*)fOutputTrack->FindObject("hdistrFakeTr"))->Fill(isFakeTrack);
965         ((TH1F*)fOutputTrack->FindObject("hdistrGoodTr"))->Fill(isGoodTrack);
966       }
967     }
968   } //end if on pid or track histograms
969
970   delete tpcres;
971   delete [] pdgdaughters;
972   PostData(1,fNEntries);
973   if(fOnOff[1]) PostData(2,fOutputPID);
974   if(fOnOff[0]) PostData(3,fOutputTrack);
975   PostData(4,fCuts);
976   if(fOnOff[2]) PostData(5,fOutputCounters);
977   //Post data 6 done in case of centrality on   
978
979 }
980
981 //____________________________________________________________________________
982 void AliAnalysisTaskSEHFQA::Terminate(Option_t */*option*/){
983   //terminate analysis
984
985   fNEntries = dynamic_cast<TH1F*>(GetOutputData(1));
986   if(!fNEntries){
987     printf("ERROR: %s not available\n",GetOutputSlot(1)->GetContainer()->GetName());
988     return;
989   }
990
991   fOutputPID = dynamic_cast<TList*> (GetOutputData(2));
992   if (!fOutputPID && fOnOff[1]) {     
993     printf("ERROR: %s not available\n",GetOutputSlot(2)->GetContainer()->GetName());
994     return;
995   }
996
997   fOutputTrack = dynamic_cast<TList*> (GetOutputData(3));
998   if (!fOutputTrack && fOnOff[0]) {     
999     printf("ERROR: %s not available\n",GetOutputSlot(3)->GetContainer()->GetName());
1000     return;
1001   }
1002
1003 }
1004