1 #include "AliAnalysisTaskPhiBayes.h"
7 #include "AliInputEventHandler.h"
8 #include "AliAODEvent.h"
9 #include "AliAODVertex.h"
10 #include "AliAODTrack.h"
11 #include "AliESDtrack.h"
12 #include "AliCentrality.h"
13 #include "AliVHeader.h"
14 #include "AliAODVZERO.h"
16 #include "AliOADBContainer.h"
19 #include "AliGenHijingEventHeader.h"
20 #include "AliMCEvent.h"
21 #include "AliAODMCHeader.h"
22 #include "AliAODMCParticle.h"
24 #include "AliESDtrackCuts.h"
25 #include "AliESDVertex.h"
26 #include "AliEventplane.h"
27 #include "AliAnalysisManager.h"
31 Float_t AliAnalysisTaskPhiBayes::fPtPhiMin[AliAnalysisTaskPhiBayes::nPtBin] = {0.,0.25,0.5,0.75,1,1.5,2,2.5,3,3.5,4.,5.,6.};// ptmin bin
32 Float_t AliAnalysisTaskPhiBayes::fPtPhiMax[AliAnalysisTaskPhiBayes::nPtBin] = {0.25,0.5,0.75,1,1.5,2,2.5,3,3.5,4.,5.,6.,10.};// ptmax bin
36 //using namespace std;
38 ClassImp(AliAnalysisTaskPhiBayes)
39 //_____________________________________________________________________________
40 AliAnalysisTaskPhiBayes::AliAnalysisTaskPhiBayes():
42 fVtxCut(10.0), // cut on |vertex| < fVtxCut
43 fEtaCut(0.8), // cut on |eta| < fEtaCut
44 fMinPt(0.15), // cut on pt > fMinPt
79 // Default constructor (should not be used)
80 fList->SetName("contPhiBayes1");
81 fList2->SetName("contPhiBayes2");
82 fList3->SetName("contPhiBayes3");
84 fList->SetOwner(kTRUE);
85 fList2->SetOwner(kTRUE);
86 fList3->SetOwner(kTRUE);
88 TFile *fmism = new TFile("$ALICE_ROOT/TOF/data/TOFmismatchDistr.root");
89 fHmismTOF = (TH1F *) fmism->Get("TOFmismDistr");
91 TFile *fchDist = new TFile("$ALICE_ROOT/TOF/data/TOFchannelDist.root");
92 fHchannelTOFdistr = (TH1D *) fchDist->Get("hTOFchanDist");
94 for(Int_t i=0;i < nCentrBin;i++){
104 for(Int_t i=0;i < 4;i++){
110 //______________________________________________________________________________
111 AliAnalysisTaskPhiBayes::AliAnalysisTaskPhiBayes(const char *name):
112 AliAnalysisTaskSE(name),
113 fVtxCut(10.0), // cut on |vertex| < fVtxCut
114 fEtaCut(0.8), // cut on |eta| < fEtaCut
115 fMinPt(0.15), // cut on pt > fMinPt
146 fHchannelTOFdistr(0),
151 DefineOutput(1, TList::Class());
152 DefineOutput(2, TList::Class());
153 DefineOutput(3, TList::Class());
154 DefineOutput(4, TList::Class());
156 // Output slot #1 writes into a TTree
157 fList->SetName("contPhiBayes1");
158 fList2->SetName("contPhiBayes2");
159 fList3->SetName("contPhiBayes3");
161 fList->SetOwner(kTRUE);
162 fList2->SetOwner(kTRUE);
163 fList3->SetOwner(kTRUE);
165 TFile *fmism = new TFile("$ALICE_ROOT/TOF/data/TOFmismatchDistr.root");
166 fHmismTOF = (TH1F *) fmism->Get("TOFmismDistr");
168 TFile *fchDist = new TFile("$ALICE_ROOT/TOF/data/TOFchannelDist.root");
169 fHchannelTOFdistr = (TH1D *) fchDist->Get("hTOFchanDist");
171 for(Int_t i=0;i < nCentrBin;i++){
181 for(Int_t i=0;i < 4;i++){
186 //_____________________________________________________________________________
187 AliAnalysisTaskPhiBayes::~AliAnalysisTaskPhiBayes()
192 //______________________________________________________________________________
193 void AliAnalysisTaskPhiBayes::UserCreateOutputObjects()
196 fPIDCombined=new AliPIDCombined;
197 fPIDCombined->SetDefaultTPCPriors();
198 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTOF);
200 Float_t invMmin = 0.985;
201 Float_t invMmax = 1.045;
203 const Int_t nBinPid = 14;
205 Int_t binPid[nBinPid] = {1/*ptPhi*/,8/*EtaKP*/,20/*pt+*/,1/*pt-*/,5/*P+*/,1/*P-*/,2/*TOFmatch+*/,1/*TOFmatch-*/,2/*istrue*/,4/*Nsigma+*/,1/*Nsigma-*/,1/*DeltaPhi+*/,1/*DeltaPhi-*/,1/*Psi*/};
207 Int_t binPid2[nBinPid] = {1/*ptPhi*/,8/*EtaKN*/,1/*pt+*/,20/*pt-*/,1/*P+*/,5/*P-*/,1/*TOFmatch+*/,2/*TOFmatch-*/,2/*istrue*/,1/*Nsigma+*/,4/*Nsigma-*/,1/*DeltaPhi+*/,1/*DeltaPhi-*/,1/*Psi*/};
209 fContPid = new AliPIDperfContainer("contPID",nBinPid,binPid);
210 fContPid->SetTitleX("M_{#phi}");
211 fContPid->SetTitleY("centrality (%)");
212 fContPid->SetVarName(0,"p_{T}^#phi}");
213 fContPid->SetVarRange(0,0,10);
214 fContPid->SetVarName(1,"#eta^{#phi}");
215 fContPid->SetVarRange(1,-0.8,0.8);
216 fContPid->SetVarName(2,"p_{T}^{Kp}");
217 fContPid->SetVarRange(2,0.3,4.3);
218 fContPid->SetVarName(3,"p_{T}^{Kn}");
219 fContPid->SetVarRange(3,0.3,4.3);
220 fContPid->SetVarName(4,"BayesProb^{Kp}");
221 fContPid->SetVarRange(4,0,1.);
222 fContPid->SetVarName(5,"BayesProb^{Kn}");
223 fContPid->SetVarRange(5,0,1.);
224 fContPid->SetVarName(6,"isTOFmatch^{Kp}");
225 fContPid->SetVarRange(6,-0.5,1.5);
226 fContPid->SetVarName(7,"isTOFmatch^{Kn}");
227 fContPid->SetVarRange(7,-0.5,1.5);
228 fContPid->SetVarName(8,"isPhiTrue^{Kn}");
229 fContPid->SetVarRange(8,-0.5,1.5);
230 fContPid->SetVarName(9,"N#sigma^{Kp}");
231 fContPid->SetVarRange(9,1.25,6.25);
232 fContPid->SetVarName(10,"N#sigma^{Kn}");
233 fContPid->SetVarRange(10,1.25,6.25);
234 fContPid->SetVarName(11,"#Delta#phi^{Kp}");
235 fContPid->SetVarRange(11,-TMath::Pi(),TMath::Pi());
236 fContPid->SetVarName(12,"#Delta#phi^{Kn}");
237 fContPid->SetVarRange(12,-TMath::Pi(),TMath::Pi());
238 fContPid->SetVarName(13,"#Psi");
239 fContPid->SetVarRange(13,-TMath::Pi()/2,TMath::Pi()/2);
241 fContPid2 = new AliPIDperfContainer("contPID2",nBinPid,binPid2);
242 fContPid2->SetTitleX("M_{#phi}");
243 fContPid2->SetTitleY("centrality (%)");
244 fContPid2->SetVarName(0,"p_{T}^{#phi}");
245 fContPid2->SetVarRange(0,0,10);
246 fContPid2->SetVarName(1,"#eta^{#phi}");
247 fContPid2->SetVarRange(1,-0.8,0.8);
248 fContPid2->SetVarName(2,"p_{T}^{Kp}");
249 fContPid2->SetVarRange(2,0.3,4.3);
250 fContPid2->SetVarName(3,"p_{T}^{Kn}");
251 fContPid2->SetVarRange(3,0.3,4.3);
252 fContPid2->SetVarName(4,"BayesProb^{Kp}");
253 fContPid2->SetVarRange(4,0,1.);
254 fContPid2->SetVarName(5,"BayesProb^{Kn}");
255 fContPid2->SetVarRange(5,0,1.);
256 fContPid2->SetVarName(6,"isTOFmatch^{Kp}");
257 fContPid2->SetVarRange(6,-0.5,1.5);
258 fContPid2->SetVarName(7,"isTOFmatch^{Kn}");
259 fContPid2->SetVarRange(7,-0.5,1.5);
260 fContPid2->SetVarName(8,"isPhiTrue^{Kn}");
261 fContPid2->SetVarRange(8,-0.5,1.5);
262 fContPid2->SetVarName(9,"N#sigma^{Kp}");
263 fContPid2->SetVarRange(9,1.25,6.25);
264 fContPid2->SetVarName(10,"N#sigma^{Kn}");
265 fContPid2->SetVarRange(10,1.25,6.25);
266 fContPid2->SetVarName(11,"#Delta#phi^{Kp}");
267 fContPid2->SetVarRange(11,-TMath::Pi(),TMath::Pi());
268 fContPid2->SetVarName(12,"#Delta#phi^{Kn}");
269 fContPid2->SetVarRange(12,-TMath::Pi(),TMath::Pi());
270 fContPid2->SetVarName(13,"#Psi");
271 fContPid2->SetVarRange(13,-TMath::Pi()/2,TMath::Pi()/2);
275 const Int_t nDETsignal = 100; // mass
276 Double_t binDETsignal[nDETsignal+1];
277 for(Int_t i=0;i<nDETsignal+1;i++){
278 binDETsignal[i] = invMmin + i*(invMmax - invMmin) / nDETsignal;
280 const Int_t nDETsignal2 = 10; // centrality
281 Double_t binDETsignal2[nDETsignal2+1];
282 for(Int_t i=0;i<nDETsignal2+1;i++){
283 binDETsignal2[i] = i*100./ nDETsignal2;
285 fContPid->AddSpecies("phi",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2);
286 fContPid2->AddSpecies("phi2",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2);
288 fList->Add(fContPid);
289 fList->Add(fContPid2);
291 const Int_t nBinUser = 6;
292 Int_t binUser[nBinUser] = {8/*Eta*/,20/*pt*/,2/*istrue*/,4/*whatSelection*/,1/*DeltaPhi*/,1/*Psi*/};
293 fContUser = new AliPIDperfContainer("contUserPID",nBinUser,binUser);
294 fContUser->SetTitleX("M_{#phi}");
295 fContUser->SetTitleY("centrality (%)");
296 fContUser->SetVarName(0,"#eta^{K^{0}_{s}}");
297 fContUser->SetVarRange(0,-0.8,0.8);
298 fContUser->SetVarName(1,"p_{T}");
299 fContUser->SetVarRange(1,0.3,4.3);
300 fContUser->SetVarName(2,"isKsTrue^{Kn}");
301 fContUser->SetVarRange(2,-0.5,1.5);
302 fContUser->SetVarName(3,"whatSelected"); // 0=no, 1=pi, 2=K, 3=p
303 fContUser->SetVarRange(3,-0.5,3.5);
304 fContUser->SetVarName(4,"#Delta#phi");
305 fContUser->SetVarRange(4,-TMath::Pi(),TMath::Pi());
306 fContUser->SetVarName(5,"#Psi");
307 fContUser->SetVarRange(5,-TMath::Pi()/2,TMath::Pi()/2);
309 fContUser2 = new AliPIDperfContainer("contUserPID2",nBinUser,binUser);
310 fContUser2->SetTitleX("M_{#phi}");
311 fContUser2->SetTitleY("centrality (%)");
312 fContUser2->SetVarName(0,"#eta^{K^{0}_{s}}");
313 fContUser2->SetVarRange(0,-0.8,0.8);
314 fContUser2->SetVarName(1,"p_{T}");
315 fContUser2->SetVarRange(1,0.3,4.3);
316 fContUser2->SetVarName(2,"isKsTrue^{Kn}");
317 fContUser2->SetVarRange(2,-0.5,1.5);
318 fContUser2->SetVarName(3,"whatSelected");
319 fContUser2->SetVarRange(3,-0.5,3.5);
320 fContUser2->SetVarName(4,"#Delta#phi");
321 fContUser2->SetVarRange(4,-TMath::Pi(),TMath::Pi());
322 fContUser2->SetVarName(5,"#Psi");
323 fContUser2->SetVarRange(5,-TMath::Pi()/2,TMath::Pi()/2);
325 fContUser->AddSpecies("Phi",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2);
326 fContUser2->AddSpecies("Phi2",nDETsignal,binDETsignal,nDETsignal2,binDETsignal2);
328 fList->Add(fContUser);
329 fList->Add(fContUser2);
331 hMatching[0] = new TH2F("hMatchAll","TOF matched (all);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
332 hMatching[1] = new TH2F("hMatchPi","TOF matched (#pi);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
333 hMatching[2] = new TH2F("hMatchKa","TOF matched (K);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
334 hMatching[3] = new TH2F("hMatchPr","TOF matched (p);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
336 hTracking[0] = new TH2F("hTrackingAll","TPC tracks (all);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
337 hTracking[1] = new TH2F("hTrackingPi","TPC tracks (#pi);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
338 hTracking[2] = new TH2F("hTrackingKa","TPC tracks (K);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
339 hTracking[3] = new TH2F("hTrackingPr","TPC tracks (p);p_{T} (GeV/#it{c});centrality (%)",50,0,10,nDETsignal2,0,100);
341 fList2->Add(hMatching[0]);
342 fList2->Add(hMatching[1]);
343 fList2->Add(hMatching[2]);
344 fList2->Add(hMatching[3]);
345 fList2->Add(hTracking[0]);
346 fList2->Add(hTracking[1]);
347 fList2->Add(hTracking[2]);
348 fList2->Add(hTracking[3]);
350 fTOFTPCsignal = new TH2F("hTOFTPCsignal","TOF-TPC signal for pions (0.8 < p_{T} < 0.9 GeV/#it{c}, cent. = 0-20);N#sigma_{TOF};N#sigma_{TPC}",100,-5,5,100,-5,5);
351 fList2->Add(fTOFTPCsignal);
352 fCombsignal = new TH1F("hCombsignal","Combined signal for pions (0.8 < p_{T} < 0.9 GeV/#it{c}, cent. = 0-20);N#sigma",100,0,5);
353 fList2->Add(fCombsignal);
356 char name[100],title[400];
357 for(Int_t i=0;i < nCentrBin;i++){
358 snprintf(name,100,"hPiTPCQA_%i",i);
359 snprintf(title,400,"TPC signal for #pi cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
360 fPiTPC[i] = new TH2F(name,title,50,0,4,200,-10,10);
361 fList3->Add(fPiTPC[i]);
363 snprintf(name,100,"hKaTPCQA_%i",i);
364 snprintf(title,400,"TPC signal for K cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
365 fKaTPC[i] = new TH2F(name,title,50,0,4,200,-10,10);
366 fList3->Add(fKaTPC[i]);
368 snprintf(name,100,"hPrTPCQA_%i",i);
369 snprintf(title,400,"TPC signal for p cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
370 fPrTPC[i] = new TH2F(name,title,50,0,4,200,-10,10);
371 fList3->Add(fPrTPC[i]);
373 snprintf(name,100,"hElTPCQA_%i",i);
374 snprintf(title,400,"TPC signal for e cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
375 fElTPC[i] = new TH2F(name,title,50,0,4,200,-10,10);
376 fList3->Add(fElTPC[i]);
378 snprintf(name,100,"hPiTOFQA_%i",i);
379 snprintf(title,400,"TOF signal for #pi cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
380 fPiTOF[i] = new TH2F(name,title,50,0,4,200,-10,10);
381 fList3->Add(fPiTOF[i]);
383 snprintf(name,100,"hKaTOFQA_%i",i);
384 snprintf(title,400,"TOF signal for K cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
385 fKaTOF[i] = new TH2F(name,title,50,0,4,200,-10,10);
386 fList3->Add(fKaTOF[i]);
388 snprintf(name,100,"hPrTOFQA_%i",i);
389 snprintf(title,400,"TOF signal for p cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
390 fPrTOF[i] = new TH2F(name,title,50,0,4,200,-10,10);
391 fList3->Add(fPrTOF[i]);
393 snprintf(name,100,"hElTOFQA_%i",i);
394 snprintf(title,400,"TOF signal for e cent=%i-%i%c;p_{T} (GeV/#it{c});N#sigma",i*10,(i+1)*10,'%');
395 fElTOF[i] = new TH2F(name,title,50,0,4,200,-10,10);
396 fList3->Add(fElTOF[i]);
406 //______________________________________________________________________________
407 void AliAnalysisTaskPhiBayes::UserExec(Option_t *)
410 // Called for each event
412 fOutputAOD = dynamic_cast<AliAODEvent*>(InputEvent());
414 Printf("%s:%d AODEvent not found in Input Manager",(char*)__FILE__,__LINE__);
419 Float_t zvtx = GetVertex(fOutputAOD);
425 AliAODMCHeader *mcHeader = dynamic_cast<AliAODMCHeader*>(fOutputAOD->GetList()->FindObject(AliAODMCHeader::StdBranchName()));
427 AliError("Could not find MC Header in AOD");
432 if (TMath::Abs(zvtx) < fVtxCut) {
435 Float_t v0Centr = -10.;
436 Float_t trkCentr = -10.;
437 AliCentrality *centrality = fOutputAOD->GetCentrality();
439 trkCentr = centrality->GetCentralityPercentile("V0M");
440 v0Centr = centrality->GetCentralityPercentile("TRK");
444 v0Centr=100./(fOutputAOD->GetNumberOfTracks()/12.+1);
448 if((TMath::Abs(v0Centr - trkCentr) < 5.0 || (fTypeCol!=2)) && v0Centr>0){ // consistency cut on centrality selection
449 fCentrality = v0Centr;
450 Analyze(fOutputAOD); // Do analysis!!!!
457 //________________________________________________________________________
458 void AliAnalysisTaskPhiBayes::Analyze(AliAODEvent* aodEvent)
460 Int_t ntrack = aodEvent->GetNumberOfTracks();
462 fPtKp=0.,fPhiKp=0.,fEtaKp=0.;
463 fPtKn=0.,fPhiKn=0.,fEtaKn=0.;
471 Float_t invMmin = 0.985;
472 Float_t invMmax = 1.045;
475 if(fCentrality < 0) icentr = 8;
476 else if(fCentrality < 10) icentr = 0;
477 else if(fCentrality < 20) icentr = 1;
478 else if(fCentrality < 30) icentr = 2;
479 else if(fCentrality < 40) icentr = 3;
480 else if(fCentrality < 50) icentr = 4;
481 else if(fCentrality < 60) icentr = 5;
482 else if(fCentrality < 70) icentr = 6;
483 else if(fCentrality < 80) icentr = 7;
485 Float_t addMismatchForMC = 0.005;
486 if(fCentrality < 50) addMismatchForMC += 0.005;
487 if(fCentrality < 20) addMismatchForMC += 0.02;
489 if(fTypeCol == 0 || fTypeCol == 1) addMismatchForMC = 0.005;
493 Double_t Qx2 = 0, Qy2 = 0;
494 Double_t Qx3 = 0, Qy3 = 0;
495 for(Int_t iT = 0; iT < ntrack; iT++) {
496 AliAODTrack* aodTrack = aodEvent->GetTrack(iT);
502 Bool_t trkFlag = aodTrack->TestFilterBit(fFilterBit);
504 if ((TMath::Abs(aodTrack->Eta()) > 0.8) || (aodTrack->Pt() < 0.2) || (aodTrack->GetTPCNcls() < fNcluster) || !trkFlag)
507 Double_t b[2] = {-99., -99.};
508 Double_t bCov[3] = {-99., -99., -99.};
509 if (!aodTrack->PropagateToDCA(aodEvent->GetPrimaryVertex(), aodEvent->GetMagneticField(), 100., b, bCov))
512 if ((TMath::Abs(b[0]) > 3.0) || (TMath::Abs(b[1]) > 2.4))
515 Qx2 += TMath::Cos(2*aodTrack->Phi());
516 Qy2 += TMath::Sin(2*aodTrack->Phi());
517 Qx3 += TMath::Cos(3*aodTrack->Phi());
518 Qy3 += TMath::Sin(3*aodTrack->Phi());
522 fPsi = TMath::ATan2(Qy2, Qx2)/2.;
524 AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager();
525 AliInputEventHandler* inputHandler = (AliInputEventHandler*) (man->GetInputEventHandler());
526 AliPIDResponse *PIDResponse=inputHandler->GetPIDResponse();
528 // PIDResponse->GetTOFResponse().SetTrackParameter(0,0.);
529 // PIDResponse->GetTOFResponse().SetTrackParameter(1,0.);
530 // PIDResponse->GetTOFResponse().SetTrackParameter(2,0.018);
531 // PIDResponse->GetTOFResponse().SetTrackParameter(3,50.0);
533 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC|AliPIDResponse::kDetTOF);
535 Double_t probP[10] = {0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
536 Double_t probN[10] = {0.,0.,0.,0.,0.,0.,0.,0.,0.,0.};
537 Double_t nSigmaTPC,nSigmaTOF=6,nSigmaTPC2,nSigmaTOF2=6,nSigmaComb,nSigmaComb2;
540 AliAODMCHeader *mcHeader = dynamic_cast<AliAODMCHeader*>(aodEvent->GetList()->FindObject(AliAODMCHeader::StdBranchName()));
541 TClonesArray *mcArray = NULL;
543 mcArray = (TClonesArray*)aodEvent->GetList()->FindObject(AliAODMCParticle::StdBranchName());
547 nmc = mcArray->GetEntries();
549 for(Int_t i=0;i < ntrack;i++){ // loop on tracks
550 AliAODTrack* track = aodEvent->GetTrack(i);
552 AliAODMCParticle *mcp = NULL;
559 Int_t tofMatch = (track->GetStatus() & AliVTrack::kTOFout) && (track->GetStatus() & AliVTrack::kTIME);
563 label = track->GetLabel();
564 if(label != -1 && label < nmc){
565 label = TMath::Abs(label);
566 mcp = (AliAODMCParticle*)mcArray->At(label);
567 pdg = TMath::Abs(mcp->GetPdgCode());
573 /*UInt_t detUsed =*/ fPIDCombined->ComputeProbabilities(track, PIDResponse, probP);
576 if(track->TestFilterBit(fFilterBit) && TMath::Abs(track->Eta()) < 0.8 && track->Charge() > 0){
577 hTracking[0]->Fill(track->Pt(),fCentrality);
579 hTracking[1]->Fill(track->Pt(),fCentrality);
581 hTracking[2]->Fill(track->Pt(),fCentrality);
583 hTracking[3]->Fill(track->Pt(),fCentrality);
584 else if(! mcp){ // Fill matching histo with the prob
585 hTracking[1]->Fill(track->Pt(),fCentrality,probP[2]);
586 hTracking[2]->Fill(track->Pt(),fCentrality,probP[3]);
587 hTracking[3]->Fill(track->Pt(),fCentrality,probP[4]);
591 if(!tofMatch) continue;
593 if(track->TestFilterBit(fFilterBit) && TMath::Abs(track->Eta()) < 0.8 && track->Charge() > 0){
594 hMatching[0]->Fill(track->Pt(),fCentrality);
596 hMatching[1]->Fill(track->Pt(),fCentrality);
598 hMatching[2]->Fill(track->Pt(),fCentrality);
600 hMatching[3]->Fill(track->Pt(),fCentrality);
601 else if(! mcp){ // Fill matching histo with the prob
602 hMatching[1]->Fill(track->Pt(),fCentrality,probP[2]);
603 hMatching[2]->Fill(track->Pt(),fCentrality,probP[3]);
604 hMatching[3]->Fill(track->Pt(),fCentrality,probP[4]);
613 // start analysis phi
614 for(Int_t i=0;i < ntrack;i++){ // loop on positive tracks
615 AliAODTrack* KpTrack = aodEvent->GetTrack(i);
621 if(!(KpTrack->Charge() > 0 && KpTrack->Pt() > 0.3 && TMath::Abs(KpTrack->Eta()) < 0.8)) continue;
625 fPtKp=KpTrack->Pt(),fPhiKp=KpTrack->Phi(),fEtaKp=KpTrack->Eta();
628 UInt_t detUsedP = fPIDCombined->ComputeProbabilities(KpTrack, PIDResponse, probP);
631 fPIDCombined->GetPriors(KpTrack, oldpP, PIDResponse, detUsedP);
633 nSigmaTPC = PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kKaon);
635 if(! (TMath::Abs(nSigmaTPC) < 5)) continue;
637 Int_t tofMatch1 = (KpTrack->GetStatus() & AliVTrack::kTOFout) && (KpTrack->GetStatus() & AliVTrack::kTIME);
640 Int_t labelK = TMath::Abs(KpTrack->GetLabel());
641 AliAODMCParticle *mcp1 = (AliAODMCParticle*)mcArray->At(labelK);
642 pdg1 = TMath::Abs(mcp1->GetPdgCode());
646 fPidKp = Int_t(probP[3]*100);
649 if(!IsChannelValid(TMath::Abs(KpTrack->Eta()))){
650 // remove this tof hit
651 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC);
652 detUsedP = fPIDCombined->ComputeProbabilities(KpTrack, PIDResponse, probP);
653 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC|AliPIDResponse::kDetTOF);
654 fPidKp = Int_t(probP[4]*100);
658 if(probP[3] > probP[2] && probP[3] > probP[4] && probP[3] > probP[0]) fPidKp += 128; // max prob
660 nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kProton);
661 if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kProton))<1) fPrTOF[icentr]->Fill(fPtKp,nSigmaTOF);
662 if(TMath::Abs(nSigmaTOF)<1) fPrTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kProton));
663 nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kElectron);
664 if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kElectron))<1) fElTOF[icentr]->Fill(fPtKp,nSigmaTOF);
665 if(TMath::Abs(nSigmaTOF)<1) fElTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kElectron));
666 nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kPion);
667 if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kPion))<1) fPiTOF[icentr]->Fill(fPtKp,nSigmaTOF);
668 if(TMath::Abs(nSigmaTOF)<1) fPiTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kPion));
669 nSigmaTOF = PIDResponse->NumberOfSigmasTOF(KpTrack,AliPID::kKaon);
670 if(TMath::Abs(PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kKaon))<1) fKaTOF[icentr]->Fill(fPtKp,nSigmaTOF);
671 if(TMath::Abs(nSigmaTOF)<1) fKaTPC[icentr]->Fill(fPtKp,PIDResponse->NumberOfSigmasTPC(KpTrack,AliPID::kKaon));
674 Float_t mismAdd = addMismatchForMC;
675 if(KpTrack->Pt() < 1) mismAdd = addMismatchForMC/KpTrack->Pt();
677 if(gRandom->Rndm() < mismAdd){
678 Float_t etaAbs = TMath::Abs(KpTrack->Eta());
679 Int_t channel = Int_t(4334.09 - 4758.36 * etaAbs -1989.71 * etaAbs*etaAbs + 1957.62*etaAbs*etaAbs*etaAbs);
680 channel = channel % 8736;
681 Float_t distIP = fHchannelTOFdistr->GetBinContent(channel);
683 // generate random time
684 Float_t timeRandom = fHmismTOF->GetRandom() + distIP*3.35655419905265973e+01;
686 KpTrack->GetIntegratedTimes(times);
687 nSigmaTOF = TMath::Abs(timeRandom - times[3])/PIDResponse->GetTOFResponse().GetExpectedSigma(KpTrack->P(), times[3], AliPID::kKaon);
691 if(fCentrality < 20 && KpTrack->Pt() < 0.9 && KpTrack->Pt() > 0.8)fTOFTPCsignal->Fill(nSigmaTOF,nSigmaTPC);
692 nSigmaTOF = TMath::Abs(nSigmaTOF);
694 if(nSigmaTOF < 2) fPidKp += 256;
695 else if(nSigmaTOF < 3) fPidKp += 512;
700 nSigmaComb = TMath::Sqrt(nSigmaTOF*nSigmaTOF + nSigmaTPC*nSigmaTPC);
701 if(nSigmaTOF < 5 && fCentrality < 20 && KpTrack->Pt() < 0.9 && KpTrack->Pt() > 0.8){
702 fCombsignal->Fill(nSigmaComb);
705 nSigmaComb = TMath::Abs(nSigmaTPC);
708 // use sigmaTOF instead of sigmaComb
709 if(tofMatch1) nSigmaComb = nSigmaTOF;
711 if(nSigmaComb < 2) nSigmaComb = 2;
712 else if(nSigmaComb < 3) nSigmaComb = 3;
713 else if(nSigmaComb < 5) nSigmaComb = 4.99;
716 if(fPtKp > 4.299) fPtKp = 4.299;
718 for(Int_t j=0;j < ntrack;j++){ // loop on negative tracks
719 AliAODTrack* KnTrack = aodEvent->GetTrack(j);
725 if(!(KnTrack->Charge() < 0 && KnTrack->Pt() > 0.3 && TMath::Abs(KnTrack->Eta()) < 0.8)) continue;
727 px = KpTrack->Px() + KnTrack->Px();
728 py = KpTrack->Py() + KnTrack->Py();
729 pz = KpTrack->Pz() + KnTrack->Pz();
730 E = TMath::Sqrt(KpTrack->P()*KpTrack->P() + 4.93676999999999977e-01*4.93676999999999977e-01);
731 E += TMath::Sqrt(KnTrack->P()*KnTrack->P()+ 4.93676999999999977e-01*4.93676999999999977e-01);
733 phiV.SetPxPyPzE(px,py,pz,E);
736 if(fMassV0 < invMmin || fMassV0 > invMmax) continue;
738 fPtKn=KnTrack->Pt(),fPhiKn=KnTrack->Phi(),fEtaKn=KnTrack->Eta();
741 UInt_t detUsedN = fPIDCombined->ComputeProbabilities(KnTrack, PIDResponse, probN);
743 fPIDCombined->GetPriors(KnTrack, oldpN, PIDResponse, detUsedN);
745 nSigmaTPC2 = PIDResponse->NumberOfSigmasTPC(KnTrack,AliPID::kKaon);
747 if(! (TMath::Abs(nSigmaTPC2) < 5)) continue;
752 Int_t tofMatch2 = (KnTrack->GetStatus() & AliVTrack::kTOFout) && (KnTrack->GetStatus() & AliVTrack::kTIME);
755 Int_t labelK = TMath::Abs(KnTrack->GetLabel());
756 AliAODMCParticle *mcp2 = (AliAODMCParticle*)mcArray->At(labelK);
757 pdg2 = TMath::Abs(mcp2->GetPdgCode());
761 fPidKn = Int_t(probN[3]*100);
764 if(!IsChannelValid(TMath::Abs(KnTrack->Eta()))){
765 // remove this tof hit
766 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC);
767 detUsedP = fPIDCombined->ComputeProbabilities(KnTrack, PIDResponse, probN);
768 fPIDCombined->SetDetectorMask(AliPIDResponse::kDetTPC|AliPIDResponse::kDetTOF);
769 fPidKn = Int_t(probN[4]*100);
773 if(probN[3] > probN[2] && probN[3] > probN[4] && probN[3] > probN[0]) fPidKn += 128; // max prob
775 nSigmaTOF2 = PIDResponse->NumberOfSigmasTOF(KnTrack,AliPID::kKaon);
777 nSigmaTOF2 = TMath::Abs(nSigmaTOF2);
780 Float_t mismAdd = addMismatchForMC;
781 if(KnTrack->Pt() < 1) mismAdd = addMismatchForMC/KnTrack->Pt();
783 if(gRandom->Rndm() < mismAdd){
784 Float_t etaAbs = TMath::Abs(KnTrack->Eta());
785 Int_t channel = Int_t(4334.09 - 4758.36 * etaAbs -1989.71 * etaAbs*etaAbs + 1957.62*etaAbs*etaAbs*etaAbs);
786 channel = channel % 8736;
787 Float_t distIP = fHchannelTOFdistr->GetBinContent(channel);
789 // generate random time
790 Float_t timeRandom = fHmismTOF->GetRandom() + distIP*3.35655419905265973e+00;
792 KnTrack->GetIntegratedTimes(times);
793 nSigmaTOF2 = TMath::Abs(timeRandom - times[3])/PIDResponse->GetTOFResponse().GetExpectedSigma(KnTrack->P(), times[3], AliPID::kKaon);
797 if(fCentrality < 20 && KnTrack->Pt() < 1.2 && KnTrack->Pt() > 1) fTOFTPCsignal->Fill(nSigmaTOF2,nSigmaTPC2);
799 if(nSigmaTOF2 < 2) fPidKn += 256;
800 else if(nSigmaTOF2 < 3) fPidKn += 512;
805 fEtaPhi = phiV.Eta();
806 fPhiPhi = phiV.Phi();
809 nSigmaComb2 = TMath::Sqrt(nSigmaTOF2*nSigmaTOF2+ nSigmaTPC2*nSigmaTPC2);
810 if(nSigmaTOF2 < 5 && fCentrality < 20 && KnTrack->Pt() < 1.2 && KnTrack->Pt() > 1){
811 fCombsignal->Fill(nSigmaComb2);
814 nSigmaComb2 = TMath::Abs(nSigmaTPC2);
817 // use sigmaTOF instead of sigmaComb
818 if(tofMatch2) nSigmaComb2 = nSigmaTOF2;
820 if(nSigmaComb2 < 2) nSigmaComb2 = 2;
821 else if(nSigmaComb2 < 3) nSigmaComb2 = 3;
822 else if(nSigmaComb2 < 5) nSigmaComb2 = 4.99;
823 else nSigmaComb2 = 6;
825 Bool_t isTrue = kFALSE;
828 Int_t labelP = TMath::Abs(KpTrack->GetLabel());
829 Int_t labelN = TMath::Abs(KnTrack->GetLabel());
831 if(labelP > -1 && labelN > -1){
832 AliAODMCParticle *partP = (AliAODMCParticle*)mcArray->At(labelP);
833 AliAODMCParticle *partN = (AliAODMCParticle*)mcArray->At(labelN);
835 Int_t mP = partP->GetMother();
836 Int_t mN = partN->GetMother();
837 if(mP == mN && mP > -1){
838 AliAODMCParticle *partM = (AliAODMCParticle*)mcArray->At(mP);
839 Int_t pdgM = partM->GetPdgCode();
840 if(pdgM == 333) isTrue = kTRUE;
846 Double_t deltaphi1 = KpTrack->Phi() - fPsi;
847 Double_t deltaphi2 = KnTrack->Phi() - fPsi;
849 while(deltaphi1 > TMath::Pi()) deltaphi1 -= TMath::Pi()*2;
850 while(deltaphi1 < -TMath::Pi()) deltaphi1 += TMath::Pi()*2;
851 while(deltaphi2 > TMath::Pi()) deltaphi2 -= TMath::Pi()*2;
852 while(deltaphi2 < -TMath::Pi()) deltaphi2 += TMath::Pi()*2;
854 if(fPtKn > 4.299) fPtKn = 4.299;
856 Float_t xTOfill[] = {fPtPhi,KpTrack->Eta(),fPtKp,fPtKn,(fPidKp%128)*0.01,(fPidKn%128)*0.01,tofMatch1,tofMatch2,isTrue,nSigmaComb,nSigmaComb2,deltaphi1,deltaphi2,fPsi};
859 while(fPtPhiMin[ipt] < fPtPhi && ipt < nPtBin){
863 if(ipt < 0) ipt = 0; // just to be sure
865 if(TMath::Abs(fEtaPhi) < 0.8 && fPtKp > 0.3 && fPtKn > 0.3){
866 if((fPidKn%128) > 80) fContPid->Fill(0,fMassV0,fCentrality,xTOfill); // use tagging on negative track
867 xTOfill[1] = KnTrack->Eta();
868 if((fPidKp%128) > 80) fContPid2->Fill(0,fMassV0,fCentrality,xTOfill);// use tagging on positive track
871 Float_t xUser[] = {KpTrack->Eta(),fPtKp,isTrue,0,deltaphi1,fPsi};
872 Float_t xUser2[] = {KnTrack->Eta(),fPtKn,isTrue,0,deltaphi2,fPsi};
874 if(fPIDuserCut->IsSelected(KpTrack,AliPID::kPion)){ // to be filled for positive
876 } else if(fPIDuserCut->IsSelected(KpTrack,AliPID::kKaon)){
878 } else if(fPIDuserCut->IsSelected(KpTrack,AliPID::kProton)){
881 if(fPIDuserCut->IsSelected(KnTrack,AliPID::kPion)){ // to be filled for negative
883 } else if(fPIDuserCut->IsSelected(KnTrack,AliPID::kKaon)){
885 } else if(fPIDuserCut->IsSelected(KnTrack,AliPID::kProton)){
888 if((fPidKn%128) > 80) fContUser->Fill(0,fMassV0,fCentrality,xUser);
889 if((fPidKp%128) > 80) fContUser2->Fill(0,fMassV0,fCentrality,xUser2);
898 //_____________________________________________________________________________
899 Float_t AliAnalysisTaskPhiBayes::GetVertex(AliAODEvent* aod) const
904 const AliAODVertex* vtxAOD = aod->GetPrimaryVertex();
907 if(vtxAOD->GetNContributors()>0)
908 zvtx = vtxAOD->GetZ();
912 //_____________________________________________________________________________
913 void AliAnalysisTaskPhiBayes::Terminate(Option_t *)
916 Printf("Terminate()");
918 //-------------------------------------------------------------------------
919 Int_t AliAnalysisTaskPhiBayes::IsChannelValid(Float_t etaAbs){
920 if(!fIsMC) return 1; // used only on MC
922 if(fTypeCol == 2){ // LHC10h or LHC11h because of TOF matching window at 3 cm
923 Int_t channel = Int_t(4334.09 - 4758.36 * etaAbs -1989.71 * etaAbs*etaAbs + 1957.62*etaAbs*etaAbs*etaAbs);
925 if(!(channel%20)) return 0; // 5% additional loss in MC