#include <TDatime.h>
#include <TRandom3.h>
#include <TLorentzVector.h>
+//#include <AliVTrack.h>
const Int_t AliAnalysisTaskHelium3Pi::fgNrot = 15;
: AliAnalysisTaskSE(),
fAnalysisType("ESD"),
fCollidingSystems(0),
+ fESDtrackCuts(0),
fDataType("REAL"),
fListHistCascade(0),
fHistEventMultiplicity(0),
fBetavsTPCsignalNeg(0),
fHelium3TOF(0),
fNtuple1(0),
- fNtuple4(0)
+ fNtuple4(0),
+ fPIDResponse(0)
{
// Dummy Constructor
//________________________________________________________________________
AliAnalysisTaskHelium3Pi::AliAnalysisTaskHelium3Pi(const char *name)
- : AliAnalysisTaskSE(name),
- fAnalysisType("ESD"),
- fCollidingSystems(0),
- fDataType("REAL"),
- fListHistCascade(0),
- fHistEventMultiplicity(0),
- fHistTrackMultiplicity(0),
- fHistTrackMultiplicityCent(0),
- fHistTrackMultiplicitySemiCent(0),
- fHistTrackMultiplicityMB(0),
- fHistTrackMultiplicityPVCent(0),
- fHistTrackMultiplicityPVSemiCent(0),
- fHistTrackMultiplicityPVMB(0),
- fHistMult(0),
- fhBB(0),
- fhTOF(0),
- fhMassTOF(0),
- fhBBPions(0),
- fhBBHe(0),
- fhNaPos(0),
- fhNaNeg(0),
- fBetavsTPCsignalPos(0),
- fBetavsTPCsignalNeg(0),
- fHelium3TOF(0),
- fNtuple1(0),
- fNtuple4(0)
+: AliAnalysisTaskSE(name),
+ fAnalysisType("ESD"),
+ fCollidingSystems(0),
+ fESDtrackCuts(0),
+ fDataType("REAL"),
+ fListHistCascade(0),
+ fHistEventMultiplicity(0),
+ fHistTrackMultiplicity(0),
+ fHistTrackMultiplicityCent(0),
+ fHistTrackMultiplicitySemiCent(0),
+ fHistTrackMultiplicityMB(0),
+ fHistTrackMultiplicityPVCent(0),
+ fHistTrackMultiplicityPVSemiCent(0),
+ fHistTrackMultiplicityPVMB(0),
+ fHistMult(0),
+ fhBB(0),
+ fhTOF(0),
+ fhMassTOF(0),
+ fhBBPions(0),
+ fhBBHe(0),
+ fhNaPos(0),
+ fhNaNeg(0),
+ fBetavsTPCsignalPos(0),
+ fBetavsTPCsignalNeg(0),
+ fHelium3TOF(0),
+ fNtuple1(0),
+ fNtuple4(0),
+ fPIDResponse(0)
{
// Define input and output slots here
// Output slot #0 writes into a TList container (Cascade)
DefineOutput(1, TList::Class());
+
+ // Int_t minclsTPC=60;
+ // Double_t maxchi2perTPCcl=5.;
+
+ fESDtrackCuts = new AliESDtrackCuts("fESDtrackCuts");
+ fESDtrackCuts->SetRequireITSStandAlone(kFALSE);
+ fESDtrackCuts->SetRequireITSPureStandAlone(kFALSE);
+
+ fESDtrackCuts->SetRequireTPCRefit(kTRUE);
+ fESDtrackCuts->SetAcceptKinkDaughters(kFALSE);
+ // fESDtrackCuts->SetMinNClustersTPC(minclsTPC);
+ // fESDtrackCuts->SetMaxChi2PerClusterTPC(maxchi2perTPCcl);
+ fESDtrackCuts->SetMinNClustersTPC(60);
+ fESDtrackCuts->SetMaxChi2PerClusterTPC(5);
+
}
//_______________________________________________________
AliAnalysisTaskHelium3Pi::~AliAnalysisTaskHelium3Pi()
delete fListHistCascade;
fListHistCascade = 0;
}
-
+
+ if (fESDtrackCuts) delete fESDtrackCuts;
}
//=================DEFINITION BETHE BLOCH==============================
return out;
}
+//___________________________________________
+
+Bool_t AliAnalysisTaskHelium3Pi::IsTrackAccepted(AliVTrack *track){
+
+ Bool_t testTrackCuts = kFALSE;
+
+ Int_t minclsTPC=60;
+ Double_t maxchi2perTPCcl=5.;
+
+ AliESDtrackCuts *fEsdTrackCuts = new AliESDtrackCuts("esdtrackCuts");
+ fEsdTrackCuts->SetRequireITSStandAlone(kFALSE);
+ fEsdTrackCuts->SetRequireITSPureStandAlone(kFALSE);
+
+ fEsdTrackCuts->SetRequireTPCRefit(kTRUE);
+ fEsdTrackCuts->SetAcceptKinkDaughters(kFALSE);
+ fEsdTrackCuts->SetMinNClustersTPC(minclsTPC);
+ fEsdTrackCuts->SetMaxChi2PerClusterTPC(maxchi2perTPCcl);
+
+ AliESDtrack *esdtrack = static_cast<AliESDtrack *>(track);
+
+ //if (fESDtrackCuts->AcceptTrack(esdtrack)) testTrackCuts = kTRUE;
+ if (fEsdTrackCuts->AcceptTrack(esdtrack)) testTrackCuts = kTRUE;
+
+ // Bool_t IsTrackAccepted = fEsdTrackCuts->AcceptTrack(fEsdTrackCuts);
+ // if (IsTrackAccepted)
+ // return kTRUE;
+ return testTrackCuts;
+ delete fEsdTrackCuts;
+
+}
//==================DEFINITION OF OUTPUT OBJECTS==============================
void AliAnalysisTaskHelium3Pi::UserCreateOutputObjects()
}
if(! fhNaPos ){
- fhNaPos = new TH2F( "fhNaPos" , "Distribution Pos" , 500,0,5,500,-2,2);
+ fhNaPos = new TH2F( "fhNaPos" , "Distribution Pos" , 500,0,5,500,-10,10);
fhNaPos->GetXaxis()->SetTitle("p/z (GeV/#it{c})");
fhNaPos->GetYaxis()->SetTitle("(TPCSignal-bbtheo)/bbtheo (He)");
fListHistCascade->Add(fhNaPos);
}
if(! fhNaNeg ){
- fhNaNeg = new TH2F( "fhNaNeg" , "Distribution Neg" , 500,0,5,500,-2,2);
+ fhNaNeg = new TH2F( "fhNaNeg" , "Distribution Neg" , 500,0,5,500,-10,10);
fhNaNeg->GetXaxis()->SetTitle("p/z (GeV/#it{c})");
fhNaNeg->GetYaxis()->SetTitle("(TPCSignal-bbtheo)/bbtheo (He)");
fListHistCascade->Add(fhNaNeg);
}
if(! fNtuple1 ) {
- fNtuple1 = new TNtuple("fNtuple1","Ntuple1","runNumber:bunchcross:orbit:period:eventtype:TrackNumber:percentile:xPrimaryVertex:yPrimaryVertex:zPrimaryVertex:xSecondaryVertex:ySecondaryVertex:zSecondaryVertex:dcaTracks:CosPointingAngle:DCAV0toPrimaryVertex:HeSign:HepInTPC:HeTPCsignal:DcaHeToPrimVertex:HeEta:momHex:momHey:momHez:momHeAtSVx:momHeAtSVy:momHeAtSVz:HeTPCNcls:HeimpactXY:HeimpactZ:HeITSClusterMap:IsHeITSRefit:PionSign:PionpInTPC:PionTPCsignal:DcaPionToPrimVertex:PionEta:momPionx:momPiony:momPionz:momNegPionAtSVx:momNegPionAtSVy:momNegPionAtSVz:PionTPCNcls:PionimpactXY:PionimpactZ:PionITSClusterMap:IsPiITSRefit:xn:xp");
+ fNtuple1 = new TNtuple("fNtuple1","Ntuple1","runNumber:bunchcross:orbit:period:eventtype:TrackNumber:percentile:xPrimaryVertex:yPrimaryVertex:zPrimaryVertex:xSecondaryVertex:ySecondaryVertex:zSecondaryVertex:dcaTracks:CosPointingAngle:DCAV0toPrimaryVertex:HeSign:HepInTPC:HeTPCsignal:DcaHeToPrimVertex:HeEta:momHex:momHey:momHez:momHeAtSVx:momHeAtSVy:momHeAtSVz:HeTPCNcls:HeimpactXY:HeimpactZ:HeITSClusterMap:IsHeITSRefit:PionSign:PionpInTPC:PionTPCsignal:DcaPionToPrimVertex:PionEta:momPionx:momPiony:momPionz:momNegPionAtSVx:momNegPionAtSVy:momNegPionAtSVz:PionTPCNcls:PionimpactXY:PionimpactZ:PionITSClusterMap:IsPiITSRefit:xn:xp:chi2He:chi2Pi");
fListHistCascade->Add(fNtuple1);
}
}// end UserCreateOutputObjects
-
//====================== USER EXEC ========================
void AliAnalysisTaskHelium3Pi::UserExec(Option_t *)
//!*********************!//
//! Define variables !//
//!*********************!//
- Float_t vett1[50];
- for(Int_t i=0;i<50;i++) vett1[i]=0;
+
+ Float_t vett1[52];
+ for(Int_t i=0;i<52;i++) vett1[i]=0;
Float_t vett4[40];
for(Int_t i=0;i<40;i++) vett4[i]=0;
- Double_t ITSsample[4];
- for(Int_t i=0;i<4;i++)ITSsample[i]=0;
-
- Double_t pinTPC=0.,poutTPC=0.,TPCSignal=0.;
+ Double_t pinTPC=0.,poutTPC=0.,TPCSignal=0.;
Double_t xPrimaryVertex=0.,yPrimaryVertex=0.,zPrimaryVertex=0.;
Double_t massTOF=0.,timeTOF=0.,trackLenghtTOF=0.,betaTOF=0.;
ULong_t status=0;
- ULong_t statusT=0;
+ // ULong_t statusT=0;
ULong_t statusPi=0;
- Bool_t isTPC=kFALSE,isTOF=kFALSE,isTOFHe=kFALSE,IsHeITSRefit=kFALSE,isTOFPi=kFALSE,IsPiITSRefit=kFALSE ;
+ Bool_t isTPC=kFALSE,isTOF=kFALSE,IsHeITSRefit=kFALSE,IsPiITSRefit=kFALSE ;
Float_t nSigmaNegPion=0.;
- Float_t nSigmaNegPion1=0.;
- Float_t nSigmaNegPion2=0.;
+ // Float_t nSigmaNegPion1=0.;
+ // Float_t nSigmaNegPion2=0.;
Double_t cutNSigma = 3;
- Double_t bbtheoM=0.,bbtheoP=0.,bbtheo=0.;
+ Double_t bbtheoM=0.,bbtheo=0.;
Double_t zNathashaNeg=0;
Double_t zNathashaPos=0;
Double_t fPos[3]={0.,0.,0.};
Double_t runNumber=0.;
- Double_t evNumber=0.;
+ // Double_t evNumber=0.;
Double_t BCNumber=0.;
Double_t OrbitNumber=0.;
fHistTrackMultiplicity->Fill(TrackNumber,percentile); //tracce per evento
//****************************************
+
+ // PID
+
+ AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager();
+ AliInputEventHandler* inputHandler = (AliInputEventHandler*) (man->GetInputEventHandler());
+ fPIDResponse=inputHandler->GetPIDResponse(); // data member di tipo "const AliPIDResponse *fPIDResponse;"
+
+ //===========================================
Int_t eventtype=-99;
Float_t impactXY=-999, impactZ=-999;
Float_t impactXYpi=-999, impactZpi=-999;
-
+
+ Bool_t testTrackCuts = kFALSE;
+
//! SELECTIONS:
//! - No ITSpureSA
//! - ITSrefit
//! - TPCrefit
//! - ITSmap !=0
- // ******************* Track Cuts Definitions ********************//
+ // // ******************* Track Cuts Definitions ********************//
- //! ITS
+ // //! ITS
- AliESDtrackCuts* esdtrackCutsITS = new AliESDtrackCuts("esdtrackCutsITS");
- esdtrackCutsITS->SetRequireITSStandAlone(kFALSE);
- esdtrackCutsITS->SetRequireITSPureStandAlone(kFALSE);
+ // AliESDtrackCuts* esdtrackCutsITS = new AliESDtrackCuts("esdtrackCutsITS");
+ // esdtrackCutsITS->SetRequireITSStandAlone(kFALSE);
+ // esdtrackCutsITS->SetRequireITSPureStandAlone(kFALSE);
- //! TPC
+ // //! TPC
- Int_t minclsTPC=60;
- Double_t maxchi2perTPCcl=5.;
+ // Int_t minclsTPC=60;
+ // Double_t maxchi2perTPCcl=5.;
- AliESDtrackCuts* esdtrackCutsTPC = new AliESDtrackCuts("esdtrackCutsTPC");
- esdtrackCutsTPC->SetRequireTPCRefit(kTRUE);
- esdtrackCutsTPC->SetAcceptKinkDaughters(kFALSE);
- esdtrackCutsTPC->SetMinNClustersTPC(minclsTPC);
- esdtrackCutsTPC->SetMaxChi2PerClusterTPC(maxchi2perTPCcl);
+ // AliESDtrackCuts* esdtrackCutsTPC = new AliESDtrackCuts("esdtrackCutsTPC");
+ // esdtrackCutsTPC->SetRequireTPCRefit(kTRUE);
+ // esdtrackCutsTPC->SetAcceptKinkDaughters(kFALSE);
+ // esdtrackCutsTPC->SetMinNClustersTPC(minclsTPC);
+ // esdtrackCutsTPC->SetMaxChi2PerClusterTPC(maxchi2perTPCcl);
- //*********************************************+
+ // //*********************************************+
runNumber = lESDevent->GetRunNumber();
- evNumber = lESDevent->GetEventNumberInFile();
+ // evNumber = lESDevent->GetEventNumberInFile();
BCNumber = lESDevent->GetBunchCrossNumber();
OrbitNumber = lESDevent->GetOrbitNumber();
//*************************************************************
- TF1 *foPion=new TF1("foPion", "[0]*([1]*TMath::Power(TMath::Sqrt(1 + (x/0.13957)*(x/0.13957))/(x/0.13957) , [3]) - 1 - TMath::Power(TMath::Sqrt(1 + (x/0.13957)*(x/0.13957))/(x/0.13957) , [3])*TMath::Log([2] + 1/TMath::Power((x/0.13957), [4])))",0.01,20);
- foPion->SetParameters(4.1,8.98482806165147636e+00,1.54000000000000005e-05,2.30445734159456084e+00,2.25624744086878559e+00);
-
- //--------------------------------------------
-
for (Int_t j=0; j<TrackNumber; j++) { //loop on tracks
AliESDtrack *esdtrack=lESDevent->GetTrack(j);
-
+ // AliVTrack* esdtrack= (AliVTrack *) fEvent->GetTrack(iT);
+
+
if(!esdtrack) {
AliError(Form("ERROR: Could not retrieve esdtrack %d",j));
continue;
}
+ testTrackCuts = IsTrackAccepted(esdtrack);
+ if(testTrackCuts == kFALSE)continue;
+
+ // cout<<"Is ttrack accepted: "<<(testTrackCuts)<<endl;
+ // if(IsTrackAccepted(esdtrack)==kFALSE)continue;
+
// ************** Track cuts ****************
status = (ULong_t)esdtrack->GetStatus();
isTPC = (((status) & AliESDtrack::kTPCin) != 0);
isTOF = ((((status) & AliESDtrack::kTOFout) != 0) && (((status) & AliESDtrack::kTIME) != 0));
-
- Bool_t IsTrackAcceptedTPC = esdtrackCutsTPC->AcceptTrack(esdtrack);
- Bool_t IsTrackAcceptedITS = esdtrackCutsITS->AcceptTrack(esdtrack);
-
- if (!(IsTrackAcceptedTPC && IsTrackAcceptedITS)) continue;
+
+ // if (!IsTrackAccepted(esdtrack))continue;
+ // Bool_t IsTrackAcceptedTPC = esdtrackCutsTPC->AcceptTrack(esdtrack);
+ // Bool_t IsTrackAcceptedITS = esdtrackCutsITS->AcceptTrack(esdtrack);
+ // if (!(IsTrackAcceptedTPC && IsTrackAcceptedITS)) continue;
UInt_t mapITS=esdtrack->GetITSClusterMap();
- // if(mapITS==0) continue;
-
+
//----------------------------------------------
//****** Cuts from AliV0Vertex.cxx *************
TPCSignal=esdtrack->GetTPCsignal();
if (TPCSignal<10)continue;
+ if (TPCSignal>1000)continue;
if(!isTPC)continue;
-
if(!esdtrack->GetTPCInnerParam())continue;
AliExternalTrackParam trackIn(*esdtrack->GetInnerParam());
- pinTPC = trackIn.GetP();
+ pinTPC= trackIn.GetP();
+ //pinTPC= esdtrack->GetTPCMomentum();
+
poutTPC=pinTPC;
fHistMult->Fill(0);
//pass2
- bbtheo =BetheBloch((2*pinTPC)/3.,2,kTRUE); //! OK
- bbtheoM=(1 - 0.08*5)*bbtheo; //! OK
- bbtheoP=(1 + 0.08*5)*bbtheo; //! OK
+ // bbtheo =BetheBloch((2*pinTPC)/3.,2,kTRUE); //! OK
+ // bbtheoM=(1 - 0.08*5)*bbtheo; //! OK
+ // bbtheoP=(1 + 0.08*5)*bbtheo; //! OK
+
+
+ bbtheo = fPIDResponse->NumberOfSigmas((AliPIDResponse::EDetector)0,esdtrack,(AliPID::EParticleType) 7);
fHistMult->Fill(2);
if(esdtrack->GetSign()<0){
- zNathashaNeg=(TPCSignal-bbtheo)/bbtheo;
+ zNathashaNeg=bbtheo;//(TPCSignal-bbtheo)/bbtheo;
+ // cout<<"BBtheo 1 :"<<zNathashaNeg<<endl;
fhNaNeg->Fill(pinTPC,zNathashaNeg);
}
if(esdtrack->GetSign() > 0.){
- zNathashaPos=(TPCSignal-bbtheo)/bbtheo;
+ zNathashaPos=bbtheo;//(TPCSignal-bbtheo)/bbtheo;
fhNaPos->Fill(pinTPC,zNathashaPos);
}
- nSigmaNegPion1 = TMath::Abs((TPCSignal - foPion->Eval(pinTPC))/foPion->Eval(pinTPC))/0.07;
- nSigmaNegPion2 = TMath::Abs((TPCSignal - foPion->Eval(pinTPC))/foPion->Eval(pinTPC))/0.04;
-
- if(pinTPC<0.6)
- nSigmaNegPion=nSigmaNegPion1;
- if(pinTPC>=0.6)
- nSigmaNegPion=nSigmaNegPion2;
+ nSigmaNegPion=TMath::Abs(fPIDResponse->NumberOfSigmasTPC(esdtrack,(AliPID::EParticleType) 2));
+ //2 is pion
if ( (nSigmaNegPion < cutNSigma)){
+ // cout<<"Nsigma pi: "<<nSigmaNegPion<<endl;
+
fhBBPions->Fill(pinTPC*esdtrack->GetSign(),TPCSignal);
- if(pinTPC<3){
+ if(pinTPC<3.){
PionsTPC[nPionsTPC++]=j;
}
}
+
+ // nSigmaNegPion=(fPIDResponse->NumberOfSigmasTPC(esdtrack,(AliPID::EParticleType) 2));
+
+ bbtheoM = (fPIDResponse->NumberOfSigmasTPC(esdtrack,(AliPID::EParticleType) 7));
- if( TPCSignal > bbtheoM ) {
+ // if( TPCSignal > bbtheoM ) {
+ if( bbtheoM > -3.) {
if(pinTPC>0.6){
fhBBHe->Fill(pinTPC*esdtrack->GetSign(),TPCSignal);
HeTPC[nHeTPC++]=j;
-
Bool_t isHeITSrefit=((status) & (AliESDtrack::kITSrefit));
esdtrack->GetImpactParameters(impactXY, impactZ);
- esdtrack->GetITSdEdxSamples(ITSsample);
-
Int_t fIdxInt[200]; //dummy array
Int_t nClustersTPC = esdtrack->GetTPCclusters(fIdxInt);
PionTrack=lESDevent->GetTrack(PionIdx);
statusPi = (ULong_t)PionTrack->GetStatus();
- isTOFPi = ((((statusPi) & (AliESDtrack::kTOFout)) != 0) && (((statusPi) & (AliESDtrack::kTIME)) != 0));
+ // isTOFPi = ((((statusPi) & (AliESDtrack::kTOFout)) != 0) && (((statusPi) & (AliESDtrack::kTIME)) != 0));
IsPiITSRefit = ((statusPi) & (AliESDtrack::kITSrefit));
if (PionTrack)
HeTrack=lESDevent->GetTrack(HeIdx);
- statusT= (ULong_t)HeTrack->GetStatus();
- isTOFHe = (((statusT & AliESDtrack::kTOFout) != 0) && ((statusT & AliESDtrack::kTIME) != 0));
+ // statusT= (ULong_t)HeTrack->GetStatus();
+ // isTOFHe = (((statusT & AliESDtrack::kTOFout) != 0) && ((statusT & AliESDtrack::kTIME) != 0));
IsHeITSRefit = (status & AliESDtrack::kITSrefit);
if (HeTrack)
vPion.SetXYZM(momPionVettAt[0],momPionVettAt[1],momPionVettAt[2],PionMass);
vSum=vHelium+vPion;
- if(vSum.M()>3.1)continue;
+ if(vSum.M()>3.2)
+ continue;
+
+ Int_t fIdxInt[200]; //dummy array
+ Int_t nClustersTPCHe = HeTrack->GetTPCclusters(fIdxInt);
+ Int_t nClustersTPCPi = PionTrack->GetTPCclusters(fIdxInt);
//----------------------------------------------------------------------//
- vett1[0]=(Float_t)runNumber;
- vett1[1]=(Float_t)BCNumber;
- vett1[2]=(Float_t)OrbitNumber;
- vett1[3]=(Float_t)PeriodNumber;
- vett1[4]=(Float_t)eventtype;
- vett1[5]=(Float_t)TrackNumber;
- vett1[6]=(Float_t)percentile;
- vett1[7]=(Float_t)xPrimaryVertex; //PRIMARY
- vett1[8]=(Float_t)yPrimaryVertex;
- vett1[9]=(Float_t)zPrimaryVertex;
+ vett1[0] =(Float_t)runNumber;
+ vett1[1] =(Float_t)BCNumber;
+ vett1[2] =(Float_t)OrbitNumber;
+ vett1[3] =(Float_t)PeriodNumber;
+ vett1[4] =(Float_t)eventtype;
+ vett1[5] =(Float_t)TrackNumber;
+ vett1[6] =(Float_t)percentile;
+ vett1[7] =(Float_t)xPrimaryVertex; //PRIMARY
+ vett1[8] =(Float_t)yPrimaryVertex;
+ vett1[9] =(Float_t)zPrimaryVertex;
vett1[10]=(Float_t)fPos[0]; //SECONDARY
vett1[11]=(Float_t)fPos[1];
vett1[12]=(Float_t)fPos[2];
vett1[47]=(Float_t)IsPiITSRefit;
vett1[48]=(Float_t)xn;
vett1[49]=(Float_t)xp;
-
+ vett1[50]=(Float_t)HeTrack->GetTPCchi2()/(Float_t)(nClustersTPCHe);
+ vett1[51]=(Float_t)PionTrack->GetTPCchi2()/(Float_t)(nClustersTPCPi);
+
fNtuple1->Fill(vett1);
-
+ vertex.Delete();
}// positive TPC
} //negative tpc
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff