1 /**************************************************************************
2 * Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 //*************************************************************************
17 // Class AliAnalysisTaskSEDplus
18 // AliAnalysisTaskSE for the D+ candidates Invariant Mass Histogram and
19 //comparison of heavy-flavour decay candidates
20 // to MC truth (kinematics stored in the AOD)
21 // Authors: Renu Bala, bala@to.infn.it
22 // F. Prino, prino@to.infn.it
23 // G. Ortona, ortona@to.infn.it
24 /////////////////////////////////////////////////////////////
26 #include <TClonesArray.h>
32 #include <TDatabasePDG.h>
34 #include "AliAnalysisManager.h"
35 #include "AliRDHFCutsDplustoKpipi.h"
36 #include "AliAODHandler.h"
37 #include "AliAODEvent.h"
38 #include "AliAODVertex.h"
39 #include "AliAODTrack.h"
40 #include "AliAODMCHeader.h"
41 #include "AliAODMCParticle.h"
42 #include "AliAODRecoDecayHF3Prong.h"
43 #include "AliAnalysisVertexingHF.h"
44 #include "AliAnalysisTaskSE.h"
45 #include "AliAnalysisTaskSEDplus.h"
47 ClassImp(AliAnalysisTaskSEDplus)
50 //________________________________________________________________________
51 AliAnalysisTaskSEDplus::AliAnalysisTaskSEDplus():
67 // Default constructor
70 //________________________________________________________________________
71 AliAnalysisTaskSEDplus::AliAnalysisTaskSEDplus(const char *name,AliRDHFCutsDplustoKpipi *dpluscutsana,AliRDHFCutsDplustoKpipi *dpluscutsprod,Bool_t fillNtuple):
72 AliAnalysisTaskSE(name),
81 fRDCutsProduction(dpluscutsprod),
82 fRDCutsAnalysis(dpluscutsana),
83 fFillNtuple(fillNtuple),
88 // Standrd constructor
90 //Double_t ptlim[5]={0.,2.,3.,5,9999999.};
91 //SetPtBinLimit(5, ptlim);
92 SetPtBinLimit(fRDCutsAnalysis->GetNPtBins()+1,fRDCutsAnalysis->GetPtBinLimits());
93 // Default constructor
94 // Output slot #1 writes into a TList container
95 DefineOutput(1,TList::Class()); //My private output
96 // Output slot #2 writes cut to private output
97 // DefineOutput(2,AliRDHFCutsDplustoKpipi::Class());
98 DefineOutput(2,TList::Class());
100 // Output slot #3 writes into a TNtuple container
101 DefineOutput(3,TNtuple::Class()); //My private output
105 //________________________________________________________________________
106 AliAnalysisTaskSEDplus::~AliAnalysisTaskSEDplus()
121 if(fRDCutsProduction){
122 delete fRDCutsProduction;
123 fRDCutsProduction = 0;
127 delete fRDCutsAnalysis;
132 //_________________________________________________________________
133 void AliAnalysisTaskSEDplus::SetMassLimits(Float_t range){
134 // set invariant mass limits
135 Float_t bw=GetBinWidth();
136 fUpmasslimit = 1.865+range;
137 fLowmasslimit = 1.865-range;
140 //_________________________________________________________________
141 void AliAnalysisTaskSEDplus::SetMassLimits(Float_t lowlimit, Float_t uplimit){
142 // set invariant mass limits
145 Float_t bw=GetBinWidth();
146 fUpmasslimit = lowlimit;
147 fLowmasslimit = uplimit;
151 //________________________________________________________________________
152 void AliAnalysisTaskSEDplus::SetPtBinLimit(Int_t n, Float_t* lim){
153 // define pt bins for analysis
155 printf("Max. number of Pt bins = %d\n",kMaxPtBins);
157 fArrayBinLimits[0]=0.;
158 fArrayBinLimits[1]=2.;
159 fArrayBinLimits[2]=3.;
160 fArrayBinLimits[3]=5.;
161 for(Int_t i=4; i<kMaxPtBins+1; i++) fArrayBinLimits[i]=99999999.;
164 fArrayBinLimits[0]=lim[0];
165 for(Int_t i=1; i<fNPtBins+1; i++)
166 if(lim[i]>fArrayBinLimits[i-1]){
167 fArrayBinLimits[i]=lim[i];
170 fArrayBinLimits[i]=fArrayBinLimits[i-1];
172 for(Int_t i=fNPtBins; i<kMaxPtBins+1; i++) fArrayBinLimits[i]=99999999.;
175 printf("Number of Pt bins = %d\n",fNPtBins);
176 for(Int_t i=0; i<fNPtBins+1; i++) printf(" Bin%d = %8.2f-%8.2f\n",i,fArrayBinLimits[i],fArrayBinLimits[i+1]);
179 //________________________________________________________________
180 void AliAnalysisTaskSEDplus::SetBinWidth(Float_t w){
182 Int_t nbins=(Int_t)((fUpmasslimit-fLowmasslimit)/width+0.5);
183 Int_t missingbins=4-nbins%4;
184 nbins=nbins+missingbins;
185 width=(fUpmasslimit-fLowmasslimit)/nbins;
187 printf("AliAnalysisTaskSEDplus::SetBinWidth: W-bin width of %f will produce histograms not rebinnable by 4. New width set to %f\n",w,width);
190 if(fDebug>1) printf("AliAnalysisTaskSEDplus::SetBinWidth: width set to %f\n",width);
194 //_________________________________________________________________
195 Double_t AliAnalysisTaskSEDplus::GetPtBinLimit(Int_t ibin){
197 if(ibin>fNPtBins)return -1;
198 return fArrayBinLimits[ibin];
200 //_________________________________________________________________
201 Int_t AliAnalysisTaskSEDplus::GetNBinsHistos(){
202 return (Int_t)((fUpmasslimit-fLowmasslimit)/fBinWidth+0.5);
204 //_________________________________________________________________
205 void AliAnalysisTaskSEDplus::LSAnalysis(TClonesArray *arrayOppositeSign,TClonesArray *arrayLikeSign,AliAODEvent *aod,AliAODVertex *vtx1, Int_t nDplusOS){
208 // Fill the Like Sign histograms
211 //count pos/neg tracks
212 Int_t nPosTrks=0,nNegTrks=0;
213 //counter for particles passing single particle cuts
217 for(Int_t it=0;it<aod->GetNumberOfTracks();it++) {
218 AliAODTrack *track = aod->GetTrack(it);
219 if(track->Charge()>0){
221 if(track->Pt()>=0.4){
225 if(track->Charge()<0)
228 if(track->Pt()>=0.4){
234 Int_t nOStriplets = arrayOppositeSign->GetEntriesFast();
237 Int_t nLikeSign = arrayLikeSign->GetEntriesFast();
240 for(Int_t iLikeSign = 0; iLikeSign < nLikeSign; iLikeSign++) {
241 AliAODRecoDecayHF3Prong *d = (AliAODRecoDecayHF3Prong*)arrayLikeSign->UncheckedAt(iLikeSign);
242 Bool_t unsetvtx=kFALSE;
243 if(!d->GetOwnPrimaryVtx()) {
244 d->SetOwnPrimaryVtx(vtx1); // needed to compute all variables
247 if(fRDCutsProduction->IsSelected(d,AliRDHFCuts::kCandidate))nDplusLS++;
248 if(unsetvtx) d->UnsetOwnPrimaryVtx();
252 if(nLikeSign!=0)wei2 = (Float_t)nOStriplets/(Float_t)nLikeSign;
254 if(nDplusLS!=0)wei3 = (Float_t)nDplusOS/(Float_t)nDplusLS;
256 // loop over like sign candidates
257 for(Int_t iLikeSign = 0; iLikeSign < nLikeSign; iLikeSign++) {
258 AliAODRecoDecayHF3Prong *d = (AliAODRecoDecayHF3Prong*)arrayLikeSign->UncheckedAt(iLikeSign);
259 Bool_t unsetvtx=kFALSE;
260 if(!d->GetOwnPrimaryVtx()) {
261 d->SetOwnPrimaryVtx(vtx1); // needed to compute all variables
265 if(fRDCutsProduction->IsSelected(d,AliRDHFCuts::kCandidate)){
267 //set tight cuts values
269 Double_t ptCand = d->Pt();
270 for(Int_t ibin=0;ibin<fNPtBins&&iPtBin<0&&ptCand>fArrayBinLimits[0]&&ptCand<fArrayBinLimits[fNPtBins];ibin++){
271 if(ptCand<fArrayBinLimits[ibin+1])iPtBin=ibin;
278 Int_t passTightCuts=fRDCutsAnalysis->IsSelected(d,AliRDHFCuts::kCandidate);
280 Int_t sign= d->GetCharge();
283 if(sign>0&&nPosTrks>2&&nspcplus>2) { //wei* should be automatically protected, since to get a triplet there must be at least 3 good tracks in the event
285 wei=3.*(Float_t)nNegTrks/((Float_t)nPosTrks-2.);
286 wei4=3.*(Float_t)nspcminus/((Float_t)nspcplus-2.);
289 if(sign<0&&nNegTrks>2&&nspcminus>2){
290 wei=3.*(Float_t)nPosTrks/((Float_t)nNegTrks-2.);
291 wei4=3.*(Float_t)nspcplus/((Float_t)nspcminus-2.);
295 Float_t invMass = d->InvMassDplus();
296 Double_t dlen=d->DecayLength();
297 Double_t cosp=d->CosPointingAngle();
298 Double_t sumD02=d->Getd0Prong(0)*d->Getd0Prong(0)+d->Getd0Prong(1)*d->Getd0Prong(1)+d->Getd0Prong(2)*d->Getd0Prong(2);
299 Double_t dca=d->GetDCA();
300 Double_t sigvert=d->GetSigmaVert();
302 for(Int_t i=0;i<3;i++){
303 if(d->PtProng(i)>ptmax)ptmax=d->PtProng(i);
306 index=GetLSHistoIndex(iPtBin);
307 fMassHistLS[index]->Fill(invMass,wei);
308 fMassHistLS[index+1]->Fill(invMass);
309 fMassHistLS[index+2]->Fill(invMass,wei2);
310 fMassHistLS[index+3]->Fill(invMass,wei3);
311 fMassHistLS[index+4]->Fill(invMass,wei4);
313 Int_t indexcut=GetHistoIndex(iPtBin);
314 fCosPHistLS[indexcut]->Fill(cosp);
315 fDLenHistLS[indexcut]->Fill(dlen);
316 fSumd02HistLS[indexcut]->Fill(sumD02);
317 fSigVertHistLS[indexcut]->Fill(sigvert);
318 fPtMaxHistLS[indexcut]->Fill(ptmax);
319 fDCAHistLS[indexcut]->Fill(dca);
321 if(passTightCuts==1){
322 fMassHistLSTC[index]->Fill(invMass,wei);
323 fMassHistLSTC[index+1]->Fill(invMass);
324 fMassHistLSTC[index+2]->Fill(invMass,wei2);
325 fMassHistLSTC[index+3]->Fill(invMass,wei3);
326 fMassHistLSTC[index+4]->Fill(invMass,wei4);
329 if(unsetvtx) d->UnsetOwnPrimaryVtx();
332 //printf("------------ N. of positive tracks in Event ----- %d \n", nPosTrks);
333 //printf("------------ N. of negative tracks in Event ----- %d \n", nNegTrks);
335 // printf("LS analysis...done\n");
340 //__________________________________________
341 void AliAnalysisTaskSEDplus::Init(){
345 if(fDebug > 1) printf("AnalysisTaskSEDplus::Init() \n");
347 //PostData(2,fRDCutsloose);//we should then put those cuts in a tlist if we have more than 1
348 fListCuts=new TList();
349 AliRDHFCutsDplustoKpipi *production = new AliRDHFCutsDplustoKpipi();
350 production=fRDCutsProduction;
351 AliRDHFCutsDplustoKpipi *analysis = new AliRDHFCutsDplustoKpipi();
352 analysis=fRDCutsAnalysis;
354 fListCuts->Add(production);
355 fListCuts->Add(analysis);
356 PostData(2,fListCuts);
361 //________________________________________________________________________
362 void AliAnalysisTaskSEDplus::UserCreateOutputObjects()
364 // Create the output container
366 if(fDebug > 1) printf("AnalysisTaskSEDplus::UserCreateOutputObjects() \n");
368 // Several histograms are more conveniently managed in a TList
369 fOutput = new TList();
371 fOutput->SetName("OutputHistos");
376 Int_t nbins=GetNBinsHistos();
377 for(Int_t i=0;i<fNPtBins;i++){
379 index=GetHistoIndex(i);
380 indexLS=GetLSHistoIndex(i);
382 hisname.Form("hMassPt%d",i);
383 fMassHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
384 fMassHist[index]->Sumw2();
385 hisname.Form("hCosPAllPt%d",i);
386 fCosPHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,1.);
387 fCosPHist[index]->Sumw2();
388 hisname.Form("hDLenAllPt%d",i);
389 fDLenHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.5);
390 fDLenHist[index]->Sumw2();
391 hisname.Form("hSumd02AllPt%d",i);
392 fSumd02Hist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,1.);
393 fSumd02Hist[index]->Sumw2();
394 hisname.Form("hSigVertAllPt%d",i);
395 fSigVertHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
396 fSigVertHist[index]->Sumw2();
397 hisname.Form("hPtMaxAllPt%d",i);
398 fPtMaxHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,5.);
399 fPtMaxHist[index]->Sumw2();
401 hisname.Form("hDCAAllPt%d",i);
402 fDCAHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
403 fDCAHist[index]->Sumw2();
407 hisname.Form("hMassPt%dTC",i);
408 fMassHistTC[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
409 fMassHistTC[index]->Sumw2();
415 hisname.Form("hCosPAllPt%dLS",i);
416 fCosPHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,1.);
417 fCosPHistLS[index]->Sumw2();
418 hisname.Form("hDLenAllPt%dLS",i);
419 fDLenHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.5);
420 fDLenHistLS[index]->Sumw2();
421 hisname.Form("hSumd02AllPt%dLS",i);
422 fSumd02HistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,1.);
423 fSumd02HistLS[index]->Sumw2();
424 hisname.Form("hSigVertAllPt%dLS",i);
425 fSigVertHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
426 fSigVertHistLS[index]->Sumw2();
427 hisname.Form("hPtMaxAllPt%dLS",i);
428 fPtMaxHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,5.);
429 fPtMaxHistLS[index]->Sumw2();
431 hisname.Form("hDCAAllPt%dLS",i);
432 fDCAHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
433 fDCAHistLS[index]->Sumw2();
435 hisname.Form("hLSPt%dLC",i);
436 fMassHistLS[indexLS] = new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
437 fMassHistLS[indexLS]->Sumw2();
439 hisname.Form("hLSPt%dTC",i);
440 fMassHistLSTC[indexLS] = new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
441 fMassHistLSTC[indexLS]->Sumw2();
445 index=GetSignalHistoIndex(i);
447 hisname.Form("hSigPt%d",i);
448 fMassHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
449 fMassHist[index]->Sumw2();
450 hisname.Form("hCosPSigPt%d",i);
451 fCosPHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,1.);
452 fCosPHist[index]->Sumw2();
453 hisname.Form("hDLenSigPt%d",i);
454 fDLenHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.5);
455 fDLenHist[index]->Sumw2();
456 hisname.Form("hSumd02SigPt%d",i);
457 fSumd02Hist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,1.);
458 fSumd02Hist[index]->Sumw2();
459 hisname.Form("hSigVertSigPt%d",i);
460 fSigVertHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
461 fSigVertHist[index]->Sumw2();
462 hisname.Form("hPtMaxSigPt%d",i);
463 fPtMaxHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,5.);
464 fPtMaxHist[index]->Sumw2();
466 hisname.Form("hDCASigPt%d",i);
467 fDCAHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
468 fDCAHist[index]->Sumw2();
471 hisname.Form("hSigPt%dTC",i);
472 fMassHistTC[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
473 fMassHistTC[index]->Sumw2();
475 hisname.Form("hLSPt%dLCnw",i);
476 fMassHistLS[indexLS]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
477 fMassHistLS[indexLS]->Sumw2();
478 hisname.Form("hLSPt%dTCnw",i);
479 fMassHistLSTC[indexLS]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
480 fMassHistLSTC[indexLS]->Sumw2();
484 hisname.Form("hCosPSigPt%dLS",i);
485 fCosPHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,1.);
486 fCosPHistLS[index]->Sumw2();
487 hisname.Form("hDLenSigPt%dLS",i);
488 fDLenHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.5);
489 fDLenHistLS[index]->Sumw2();
490 hisname.Form("hSumd02SigPt%dLS",i);
491 fSumd02HistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,1.);
492 fSumd02HistLS[index]->Sumw2();
493 hisname.Form("hSigVertSigPt%dLS",i);
494 fSigVertHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
495 fSigVertHistLS[index]->Sumw2();
496 hisname.Form("hPtMaxSigPt%dLS",i);
497 fPtMaxHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,5.);
498 fPtMaxHistLS[index]->Sumw2();
500 hisname.Form("hDCASigPt%dLS",i);
501 fDCAHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
502 fDCAHistLS[index]->Sumw2();
506 index=GetBackgroundHistoIndex(i);
508 hisname.Form("hBkgPt%d",i);
509 fMassHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
510 fMassHist[index]->Sumw2();
511 hisname.Form("hCosPBkgPt%d",i);
512 fCosPHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,1.);
513 fCosPHist[index]->Sumw2();
514 hisname.Form("hDLenBkgPt%d",i);
515 fDLenHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.5);
516 fDLenHist[index]->Sumw2();
517 hisname.Form("hSumd02BkgPt%d",i);
518 fSumd02Hist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,1.);
519 fSumd02Hist[index]->Sumw2();
520 hisname.Form("hSigVertBkgPt%d",i);
521 fSigVertHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
522 fSigVertHist[index]->Sumw2();
523 hisname.Form("hPtMaxBkgPt%d",i);
524 fPtMaxHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,5.);
525 fPtMaxHist[index]->Sumw2();
527 hisname.Form("hDCABkgPt%d",i);
528 fDCAHist[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
529 fDCAHist[index]->Sumw2();
532 hisname.Form("hBkgPt%dTC",i);
533 fMassHistTC[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
534 fMassHistTC[index]->Sumw2();
536 hisname.Form("hLSPt%dLCntrip",i);
537 fMassHistLS[indexLS]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
538 fMassHistLS[indexLS]->Sumw2();
539 hisname.Form("hLSPt%dTCntrip",i);
540 fMassHistLSTC[indexLS]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
541 fMassHistLSTC[indexLS]->Sumw2();
544 hisname.Form("hCosPBkgPt%dLS",i);
545 fCosPHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,1.);
546 fCosPHistLS[index]->Sumw2();
547 hisname.Form("hDLenBkgPt%dLS",i);
548 fDLenHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.5);
549 fDLenHistLS[index]->Sumw2();
550 hisname.Form("hSumd02BkgPt%dLS",i);
551 fSumd02HistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,1.);
552 fSumd02HistLS[index]->Sumw2();
553 hisname.Form("hSigVertBkgPt%dLS",i);
554 fSigVertHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
555 fSigVertHistLS[index]->Sumw2();
556 hisname.Form("hPtMaxBkgPt%dLS",i);
557 fPtMaxHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.5,5.);
558 fPtMaxHistLS[index]->Sumw2();
559 hisname.Form("hDCABkgPt%dLS",i);
560 fDCAHistLS[index]=new TH1F(hisname.Data(),hisname.Data(),nbins,0.,0.1);
561 fDCAHistLS[index]->Sumw2();
565 hisname.Form("hLSPt%dLCntripsinglecut",i);
566 fMassHistLS[indexLS]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
567 fMassHistLS[indexLS]->Sumw2();
568 hisname.Form("hLSPt%dTCntripsinglecut",i);
569 fMassHistLSTC[indexLS]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
570 fMassHistLSTC[indexLS]->Sumw2();
573 hisname.Form("hLSPt%dLCspc",i);
574 fMassHistLS[indexLS]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
575 fMassHistLS[indexLS]->Sumw2();
576 hisname.Form("hLSPt%dTCspc",i);
577 fMassHistLSTC[indexLS]=new TH1F(hisname.Data(),hisname.Data(),nbins,fLowmasslimit,fUpmasslimit);
578 fMassHistLSTC[indexLS]->Sumw2();
581 for(Int_t i=0; i<3*fNPtBins; i++){
582 fOutput->Add(fMassHist[i]);
583 fOutput->Add(fCosPHist[i]);
584 fOutput->Add(fDLenHist[i]);
585 fOutput->Add(fSumd02Hist[i]);
586 fOutput->Add(fSigVertHist[i]);
587 fOutput->Add(fPtMaxHist[i]);
588 fOutput->Add(fDCAHist[i]);
589 fOutput->Add(fMassHistTC[i]);
591 for(Int_t i=0; i<3*fNPtBins&&fDoLS; i++){
592 fOutput->Add(fCosPHistLS[i]);
593 fOutput->Add(fDLenHistLS[i]);
594 fOutput->Add(fSumd02HistLS[i]);
595 fOutput->Add(fSigVertHistLS[i]);
596 fOutput->Add(fPtMaxHistLS[i]);
597 fOutput->Add(fDCAHistLS[i]);
599 for(Int_t i=0; i<5*fNPtBins&&fDoLS; i++){
600 fOutput->Add(fMassHistLS[i]);
601 fOutput->Add(fMassHistLSTC[i]);
605 fHistNEvents = new TH1F("fHistNEvents", "Number of processed events; ; Events",3,-1.5,1.5);
606 fHistNEvents->Sumw2();
607 fHistNEvents->SetMinimum(0);
608 fOutput->Add(fHistNEvents);
613 OpenFile(2); // 2 is the slot number of the ntuple
615 fNtupleDplus = new TNtuple("fNtupleDplus","D +","pdg:Px:Py:Pz:PtTrue:VxTrue:VyTrue:VzTrue:Ptpi:PtK:Ptpi2:PtRec:PointingAngle:DecLeng:VxRec:VyRec:VzRec:InvMass:sigvert:d0Pi:d0K:d0Pi2:dca:d0square");
622 //________________________________________________________________________
623 void AliAnalysisTaskSEDplus::UserExec(Option_t */*option*/)
625 // Execute analysis for current event:
626 // heavy flavor candidates association to MC truth
628 AliAODEvent *aod = dynamic_cast<AliAODEvent*> (InputEvent());
629 fHistNEvents->Fill(0); // count event
630 // Post the data already here
633 TClonesArray *array3Prong = 0;
634 TClonesArray *arrayLikeSign =0;
635 if(!aod && AODEvent() && IsStandardAOD()) {
636 // In case there is an AOD handler writing a standard AOD, use the AOD
637 // event in memory rather than the input (ESD) event.
638 aod = dynamic_cast<AliAODEvent*> (AODEvent());
639 // in this case the braches in the deltaAOD (AliAOD.VertexingHF.root)
640 // have to taken from the AOD event hold by the AliAODExtension
641 AliAODHandler* aodHandler = (AliAODHandler*)
642 ((AliAnalysisManager::GetAnalysisManager())->GetOutputEventHandler());
643 if(aodHandler->GetExtensions()) {
644 AliAODExtension *ext = (AliAODExtension*)aodHandler->GetExtensions()->FindObject("AliAOD.VertexingHF.root");
645 AliAODEvent *aodFromExt = ext->GetAOD();
646 array3Prong=(TClonesArray*)aodFromExt->GetList()->FindObject("Charm3Prong");
647 arrayLikeSign=(TClonesArray*)aodFromExt->GetList()->FindObject("LikeSign3Prong");
650 array3Prong=(TClonesArray*)aod->GetList()->FindObject("Charm3Prong");
651 arrayLikeSign=(TClonesArray*)aod->GetList()->FindObject("LikeSign3Prong");
655 printf("AliAnalysisTaskSEDplus::UserExec: Charm3Prong branch not found!\n");
659 printf("AliAnalysisTaskSEDplus::UserExec: LikeSign3Prong branch not found!\n");
664 TClonesArray *arrayMC=0;
665 AliAODMCHeader *mcHeader=0;
667 // AOD primary vertex
668 AliAODVertex *vtx1 = (AliAODVertex*)aod->GetPrimaryVertex();
674 arrayMC = (TClonesArray*)aod->GetList()->FindObject(AliAODMCParticle::StdBranchName());
676 printf("AliAnalysisTaskSEDplus::UserExec: MC particles branch not found!\n");
681 mcHeader = (AliAODMCHeader*)aod->GetList()->FindObject(AliAODMCHeader::StdBranchName());
683 printf("AliAnalysisTaskSEDplus::UserExec: MC header branch not found!\n");
688 Int_t n3Prong = array3Prong->GetEntriesFast();
689 if(fDebug>1) printf("Number of D+->Kpipi: %d\n",n3Prong);
694 Int_t pdgDgDplustoKpipi[3]={321,211,211};
695 // Double_t cutsDplus[12]={0.2,0.4,0.4,0.,0.,0.01,0.06,0.02,0.,0.85,0.,10000000000.};//TO REMOVE
696 //Double_t *cutsDplus = new (Double_t*)fRDCuts->GetCuts();
697 for (Int_t i3Prong = 0; i3Prong < n3Prong; i3Prong++) {
698 AliAODRecoDecayHF3Prong *d = (AliAODRecoDecayHF3Prong*)array3Prong->UncheckedAt(i3Prong);
701 Bool_t unsetvtx=kFALSE;
702 if(!d->GetOwnPrimaryVtx()){
703 d->SetOwnPrimaryVtx(vtx1);
707 if(fRDCutsProduction->IsSelected(d,AliRDHFCuts::kCandidate)) {
709 Double_t ptCand = d->Pt();
711 for(Int_t ibin=0;ibin<fNPtBins&&iPtBin<0&&ptCand>fArrayBinLimits[0]&&ptCand<fArrayBinLimits[fNPtBins];ibin++){
712 if(ptCand<fArrayBinLimits[ibin+1])iPtBin=ibin;
715 Int_t passTightCuts=fRDCutsAnalysis->IsSelected(d,AliRDHFCuts::kCandidate);
727 labDp = d->MatchToMC(411,arrayMC,3,pdgDgDplustoKpipi);
729 AliAODMCParticle *partDp = (AliAODMCParticle*)arrayMC->At(labDp);
730 AliAODMCParticle *dg0 = (AliAODMCParticle*)arrayMC->At(partDp->GetDaughter(0));
731 deltaPx=partDp->Px()-d->Px();
732 deltaPy=partDp->Py()-d->Py();
733 deltaPz=partDp->Pz()-d->Pz();
738 pdgCode=TMath::Abs(partDp->GetPdgCode());
743 Double_t invMass=d->InvMassDplus();
755 tmp[8]=d->PtProng(0);
756 tmp[9]=d->PtProng(1);
757 tmp[10]=d->PtProng(2);
759 tmp[12]=d->CosPointingAngle();
760 tmp[13]=d->DecayLength();
764 tmp[17]=d->InvMassDplus();
765 tmp[18]=d->GetSigmaVert();
766 tmp[19]=d->Getd0Prong(0);
767 tmp[20]=d->Getd0Prong(1);
768 tmp[21]=d->Getd0Prong(2);
770 tmp[23]=d->Prodd0d0();
771 fNtupleDplus->Fill(tmp);
772 PostData(3,fNtupleDplus);
774 Double_t dlen=d->DecayLength();
775 Double_t cosp=d->CosPointingAngle();
776 Double_t sumD02=d->Getd0Prong(0)*d->Getd0Prong(0)+d->Getd0Prong(1)*d->Getd0Prong(1)+d->Getd0Prong(2)*d->Getd0Prong(2);
777 Double_t dca=d->GetDCA();
778 Double_t sigvert=d->GetSigmaVert();
780 for(Int_t i=0;i<3;i++){
781 if(d->PtProng(i)>ptmax)ptmax=d->PtProng(i);
785 index=GetHistoIndex(iPtBin);
786 fMassHist[index]->Fill(invMass);
787 fCosPHist[index]->Fill(cosp);
788 fDLenHist[index]->Fill(dlen);
789 fSumd02Hist[index]->Fill(sumD02);
790 fSigVertHist[index]->Fill(sigvert);
791 fPtMaxHist[index]->Fill(ptmax);
792 fDCAHist[index]->Fill(dca);
794 if(passTightCuts==1){
795 fMassHistTC[index]->Fill(invMass);
800 index=GetSignalHistoIndex(iPtBin);
801 fMassHist[index]->Fill(invMass);
802 fCosPHist[index]->Fill(cosp);
803 fDLenHist[index]->Fill(dlen);
804 fSumd02Hist[index]->Fill(sumD02);
805 fSigVertHist[index]->Fill(sigvert);
806 fPtMaxHist[index]->Fill(ptmax);
807 fDCAHist[index]->Fill(dca);
808 if(passTightCuts==1){
809 fMassHistTC[index]->Fill(invMass);
814 index=GetBackgroundHistoIndex(iPtBin);
815 fMassHist[index]->Fill(invMass);
816 fCosPHist[index]->Fill(cosp);
817 fDLenHist[index]->Fill(dlen);
818 fSumd02Hist[index]->Fill(sumD02);
819 fSigVertHist[index]->Fill(sigvert);
820 fPtMaxHist[index]->Fill(ptmax);
821 fDCAHist[index]->Fill(dca);
822 if(passTightCuts==1){
823 fMassHistTC[index]->Fill(invMass);
830 if(unsetvtx) d->UnsetOwnPrimaryVtx();
834 if(fDoLS && arrayLikeSign) LSAnalysis(array3Prong,arrayLikeSign,aod,vtx1,nOS);
842 //________________________________________________________________________
843 void AliAnalysisTaskSEDplus::Terminate(Option_t */*option*/)
845 // Terminate analysis
847 if(fDebug > 1) printf("AnalysisTaskSEDplus: Terminate() \n");
849 fOutput = dynamic_cast<TList*> (GetOutputData(1));
851 printf("ERROR: fOutput not available\n");
854 fHistNEvents = dynamic_cast<TH1F*>(fOutput->FindObject("fHistNEvents"));
861 for(Int_t i=0;i<fNPtBins;i++){
862 index=GetHistoIndex(i);
863 if(fDoLS)indexLS=GetLSHistoIndex(i);
864 hisname.Form("hMassPt%d",i);
865 fMassHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
866 hisname.Form("hCosPAllPt%d",i);
867 fCosPHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
868 hisname.Form("hDLenAllPt%d",i);
869 fDLenHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
870 hisname.Form("hSumd02AllPt%d",i);
871 fSumd02Hist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
872 hisname.Form("hSigVertAllPt%d",i);
873 fSigVertHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
874 hisname.Form("hPtMaxAllPt%d",i);
875 fPtMaxHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
876 hisname.Form("hDCAAllPt%d",i);
877 fDCAHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
878 hisname.Form("hMassPt%dTC",i);
879 fMassHistTC[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
881 hisname.Form("hLSPt%dLC",i);
882 fMassHistLS[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
883 hisname.Form("hCosPAllPt%dLS",i);
884 fCosPHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
885 hisname.Form("hDLenAllPt%dLS",i);
886 fDLenHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
887 hisname.Form("hSumd02AllPt%dLS",i);
888 fSumd02HistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
889 hisname.Form("hSigVertAllPt%dLS",i);
890 fSigVertHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
891 hisname.Form("hPtMaxAllPt%dLS",i);
892 fPtMaxHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
893 hisname.Form("hDCAAllPt%dLS",i);
894 fDCAHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
896 hisname.Form("hLSPt%dTC",i);
897 fMassHistLSTC[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
901 index=GetSignalHistoIndex(i);
903 hisname.Form("hSigPt%d",i);
904 fMassHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
905 hisname.Form("hCosPSigPt%d",i);
906 fCosPHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
907 hisname.Form("hDLenSigPt%d",i);
908 fDLenHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
909 hisname.Form("hSumd02SigPt%d",i);
910 fSumd02Hist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
911 hisname.Form("hSigVertSigPt%d",i);
912 fSigVertHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
913 hisname.Form("hPtMaxSigPt%d",i);
914 fPtMaxHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
915 hisname.Form("hDCASigPt%d",i);
916 fDCAHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
918 hisname.Form("hSigPt%dTC",i);
919 fMassHistTC[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
921 hisname.Form("hLSPt%dLCnw",i);
922 fMassHistLS[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
923 hisname.Form("hCosPSigPt%dLS",i);
924 fCosPHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
925 hisname.Form("hDLenSigPt%dLS",i);
926 fDLenHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
927 hisname.Form("hSumd02SigPt%dLS",i);
928 fSumd02HistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
929 hisname.Form("hSigVertSigPt%dLS",i);
930 fSigVertHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
931 hisname.Form("hPtMaxSigPt%dLS",i);
932 fPtMaxHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
933 hisname.Form("hDCASigPt%dLS",i);
934 fDCAHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
936 hisname.Form("hLSPt%dTCnw",i);
937 fMassHistLSTC[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
940 index=GetBackgroundHistoIndex(i);
942 hisname.Form("hBkgPt%d",i);
943 fMassHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
944 hisname.Form("hCosPBkgPt%d",i);
945 fCosPHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
946 hisname.Form("hDLenBkgPt%d",i);
947 fDLenHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
948 hisname.Form("hSumd02BkgPt%d",i);
949 fSumd02Hist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
950 hisname.Form("hSigVertBkgPt%d",i);
951 fSigVertHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
952 hisname.Form("hPtMaxBkgPt%d",i);
953 fPtMaxHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
954 hisname.Form("hDCABkgPt%d",i);
955 fDCAHist[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
956 hisname.Form("hBkgPt%dTC",i);
957 fMassHistTC[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
959 hisname.Form("hLSPt%dLCntrip",i);
960 fMassHistLS[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
963 hisname.Form("hCosPBkgPt%dLS",i);
964 fCosPHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
965 hisname.Form("hDLenBkgPt%dLS",i);
966 fDLenHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
967 hisname.Form("hSumd02BkgPt%dLS",i);
968 fSumd02HistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
969 hisname.Form("hSigVertBkgPt%dLS",i);
970 fSigVertHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
971 hisname.Form("hPtMaxBkgPt%dLS",i);
972 fPtMaxHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
973 hisname.Form("hDCABkgPt%dLS",i);
974 fDCAHistLS[index]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
976 hisname.Form("hLSPt%dTCntrip",i);
977 fMassHistLSTC[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
981 hisname.Form("hLSPt%dLCntripsinglecut",i);
982 fMassHistLS[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
984 hisname.Form("hLSPt%dTCntripsinglecut",i);
985 fMassHistLSTC[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
989 hisname.Form("hLSPt%dLCspc",i);
990 fMassHistLS[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
992 hisname.Form("hLSPt%dTCspc",i);
993 fMassHistLSTC[indexLS]=dynamic_cast<TH1F*>(fOutput->FindObject(hisname.Data()));
999 fNtupleDplus = dynamic_cast<TNtuple*>(GetOutputData(3));
1002 TCanvas *c1=new TCanvas("c1","D+ invariant mass distribution",500,500);
1004 TH1F *hMassPt=(TH1F*)fOutput->FindObject("hMassPt3TC");
1005 hMassPt->SetLineColor(kBlue);
1006 hMassPt->SetXTitle("M[GeV/c^{2}]");