+++ /dev/null
-/*************************************************************************
- * Copyright(c) 1998-2008, ALICE Experiment at CERN, All rights reserved. *
- * *
- * Author: X. Sanchez Castro *
- * Contributors are mentioned in the code where appropriate. *
- * *
- * Permission to use, copy, modify and distribute this software and its *
- * documentation strictly for non-commercial purposes is hereby granted *
- * without fee, provided that the above copyright notice appears in all *
- * copies and that both the copyright notice and this permission notice *
- * appear in the supporting documentation. The authors make no claims *
- * about the suitability of this software for any purpose. It is *
- * provided "as is" without express or implied warranty. *
- **************************************************************************/
-
-
-#include <TCanvas.h>
-#include <TTree.h>
-#include <TFile.h>
-#include <TH1F.h>
-#include <TH2F.h>
-#include <TH3F.h>
-#include <TPDGCode.h>
-#include <TDatabasePDG.h>
-#include <TClonesArray.h>
-#include <TROOT.h>
-
-#include "AliOADBContainer.h"
-
-#include "AliAODMCHeader.h"
-#include "AliAODMCParticle.h"
-#include "AliGenHijingEventHeader.h"
-
-#include "AliAODEvent.h"
-#include "AliAODv0.h"
-#include "AliAODcascade.h"
-
-#include "AliCFContainer.h"
-#include "AliCentrality.h"
-
-#include "AliPID.h"
-#include "AliPIDResponse.h"
-#include "AliAODPid.h"
-
-#include "AliInputEventHandler.h"
-#include "AliAnalysisManager.h"
-
-#include "AliAnalysisTaskLambdaOverK0sJets.h"
-
-extern TROOT *gROOT;
-
-ClassImp(AliAnalysisTaskLambdaOverK0sJets)
-
-// Global variables:
-static Int_t nbins = 100; // Number of bins for l, pt, mass for V0
-static Int_t nbinsPhi = 120; // Number of bins for Phi
-static Int_t nbinsdPhi = 42; // Number of bins for dPhi
-static Int_t nbinsdEta = 40; // Number of bins for dEta
-static Int_t nbinPtLP = 200;
-static Int_t nbinsVtx = 20;
-
-static Double_t pMin = 0.0; // Lower cut for transverse momentum
-static Double_t pMax = 10.; // Max cut for transverse momentum for V0
-static Double_t ptMaxLP = 50.; // Max cut for transverse momentum LP
-
-static Double_t lMin = 0.0; // Limits in the histo for fidutial volume
-static Double_t lMax = 100.; // Limits in the fidutial volume
-
-//
-//
-//
-
-AliAnalysisTaskLambdaOverK0sJets::AliAnalysisTaskLambdaOverK0sJets(const char *name) :
- AliAnalysisTaskSE(name),
-
- fAOD(0),
- fIsMC(kFALSE),
- fUsePID(kFALSE),
- fCentMin(0.),
- fCentMax(90.),
- fTrigPtMin(8.),
- fTrigPtMax(20.),
- fTrigEtaMax(0.8),
- fSeparateInjPart(kTRUE),
- fEndOfHijingEvent(-1),
- fPIDResponse(0),
-
- fMinPtDaughter(0.160),
- fMaxEtaDaughter(0.8),
- fMaxDCADaughter(1.0),
- fYMax(0.5),
- fDCAToPrimVtx(0.1),
- fMinCPA(0.998),
- fNSigma(3.0),
- fMinCtau(0.),
- fMaxCtau(3.),
-
- fOutput(0),
-
- fEvents(0),
- fCentrality(0),
- fPrimaryVertexX(0),
- fPrimaryVertexY(0),
- fPrimaryVertexZ(0),
- fNumberPileUp(0),
- fCentMult(0),
- fdEdx(0),
- fdEdxPid(0),
-
- fTriggerMCPtCent(0),
- fTriggerPtCent(0),
- fTriggerEtaPhi(0),
- fCheckTriggerFromV0Daug(0),
- fTriggerComingFromDaug(0),
- fTriggerIsV0(0),
-
- fInjectedParticles(0),
-
- fK0sMCPt(0),
- fK0sMCPtRap(0),
- fK0sMCPtEta(0),
- fK0sMCPtLt(0),
- fK0sAssocPt(0),
- fK0sAssocPtLt(0),
- fK0sAssocPtLtArm(0),
- fK0sAssocPtRap(0),
- fK0sAssocPtEta(0),
-
- fLambdaMCPt(0),
- fLambdaMCPtRap(0),
- fLambdaMCPtEta(0),
- fLambdaMCPtLt(0),
- fLambdaAssocPt(0),
- fLambdaAssocPtLt(0),
- fLambdaAssocPtLtArm(0),
- fLambdaAssocPtRap(0),
- fLambdaAssocPtEta(0),
-
- fHistArmenterosPodolanski(0),
- fHistArmPodBckg(0),
-
- fK0sMass(0),
- fK0sPtLtSB(0),
- fK0sPtvsEta (0),
- fK0sPtvsRap(0),
- fK0sEtaPhi(0),
- fK0sMassPtPhi(0),
-
- fK0sMassPtvsPtL(0),
- fK0sSiPtL(0),
- fK0sDaughtersPt(0),
- fK0sdPhiPtAssocPtL(0),
- fK0sDCADaugToPrimVtx(0),
-
- fK0sBckgDecLength(0),
- fK0sBckgDCADaugToPrimVtx(0),
- fK0sdEdxPosDaug(0),
- fK0sdEdxNegDaug(0),
- fK0sBckgEtaPhi(0),
- fK0sBckgPhiRadio(0),
- fK0sBckgDCANegDaugToPrimVtx(0),
- fK0sBckgDCAPosDaugToPrimVtx(0),
- fK0sMassCascade(0),
-
- fLambdaMass(0),
- fLambdaPtLtSB(0),
- fLambdaPtvsEta(0),
- fLambdaPtvsRap(0),
- fLambdaEtaPhi(0),
- fLambdaMassPtPhi(0),
-
- fLambdadEdx(0),
- fCPA(0),
- fDCA(0),
-
- fLambdaMassPtvsPtL(0),
- fLambdaSiPtL(0),
- fLambdaDaughtersPt(0),
- fLambdadPhiPtAssocPtL(0),
- fLambdaDCADaugToPrimVtx(0),
-
- fLambdaBckgDecLength(0),
- fLambdaBckgDCADaugToPrimVtx(0),
- fLambdadEdxPosDaug(0),
- fLambdadEdxNegDaug(0),
- fLambdaBckgEtaPhi(0),
- fLambdaBckgPhiRadio(0),
- fLambdaBckgDCANegDaugToPrimVtx(0),
- fLambdaBckgDCAPosDaugToPrimVtx(0),
- fLambdaMassCascade(0)
-
-
-{
- // Dummy Constructor
-
- for (Int_t i=0; i<kN1; i++){
-
- fK0sdPhidEtaMC[i] = 0;
- fK0sdPhidEtaMCCent[i] = 0;
-
- fK0sdPhidEtaPtL[i] = 0;
- fK0sdPhidEtaPtLCent[i] = 0;
- fK0sdPhidEtaPtLBckg[i] = 0;
- fK0sdPhidEtaPtLCentBckg[i] = 0;
-
- fK0sdPhidEtaPtL2[i] = 0;
- fK0sdPhidEtaPtLCent2[i] = 0;
- fK0sdPhidEtaPtLBckg2[i] = 0;
- fK0sdPhidEtaPtLCentBckg2[i] = 0;
-
- fLambdadPhidEtaMC[i] = 0;
- fLambdadPhidEtaMCCent[i] = 0;
-
- fLambdadPhidEtaPtL[i] = 0;
- fLambdadPhidEtaPtLCent[i] = 0;
- fLambdadPhidEtaPtLBckg[i] = 0;
- fLambdadPhidEtaPtLCentBckg[i] = 0;
-
- fLambdadPhidEtaPtL2[i] = 0;
- fLambdadPhidEtaPtLCent2[i] = 0;
- fLambdadPhidEtaPtLBckg2[i] = 0;
- fLambdadPhidEtaPtLCentBckg2[i] = 0;
- }
-
- // Constructor. Initialization of pointers
- DefineOutput(1, TList::Class());
-
-}
-
-//___________________________________________________________________________________________
-
-void AliAnalysisTaskLambdaOverK0sJets::UserCreateOutputObjects()
-{
- // Creating the histograms that are needed for the output
-
- fOutput = new TList();
- fOutput->SetOwner();
-
- // ====== General characteristics of the event and tracks ====== //
-
- // Counter for the number of events in each step:
- fEvents=new TH1F("fEvents","Number of events",14,-0.5,13.5);
- fEvents->GetXaxis()->SetBinLabel(1,"calls to UserExec()");
- fEvents->GetXaxis()->SetBinLabel(2,"AOD available");
- fEvents->GetXaxis()->SetBinLabel(3,"CINT1B");
- fEvents->GetXaxis()->SetBinLabel(4,"V0M Cent");
- fEvents->GetXaxis()->SetBinLabel(5,"Vtx > 3 part");
- fEvents->GetXaxis()->SetBinLabel(6,"|VtxZ| < 10 cm");
- fEvents->GetXaxis()->SetBinLabel(7,"Mult && Cent");
- fEvents->GetXaxis()->SetBinLabel(8,"Bad ID Trigger");
- fEvents->GetXaxis()->SetBinLabel(9,"V0 is LP");
- fEvents->GetXaxis()->SetBinLabel(10,"Trigger is V0 daug");
- fEvents->GetXaxis()->SetBinLabel(11,"Trigger is V0 daug && 2nd check");
- fEvents->GetXaxis()->SetBinLabel(12,"Triggered");
- fEvents->GetXaxis()->SetBinLabel(13,"NOT Triggered");
- fEvents->GetYaxis()->SetTitle("Counts");
- fOutput->Add(fEvents);
-
- // Centrality:
- fCentrality = new TH1F("fCentrality","Centrality",100,0.,100.);
- fCentrality->GetXaxis()->SetTitle("Centrality (%)");
- fCentrality->GetYaxis()->SetTitle("Events");
- fOutput->Add(fCentrality);
-
- // Primary Vertex:
- fPrimaryVertexX = new TH1F("fPrimaryVertexX", "Primary Vertex Position X",100,-0.5,0.5);
- fPrimaryVertexX->GetXaxis()->SetTitle("Primary Vertex Position X (cm)");
- fPrimaryVertexX->GetYaxis()->SetTitle("Events");
- fOutput->Add(fPrimaryVertexX);
-
- fPrimaryVertexY = new TH1F("fPrimaryVertexY", "Primary Vertex Position Y",100,-0.5,0.5);
- fPrimaryVertexY->GetXaxis()->SetTitle("Primary Vertex Position Y (cm)");
- fPrimaryVertexY->GetYaxis()->SetTitle("Events");
- fOutput->Add(fPrimaryVertexY);
-
- fPrimaryVertexZ = new TH1F("fPrimaryVertexZ", "Primary Vertex Position Z",200,-20,20);
- fPrimaryVertexZ->GetXaxis()->SetTitle("Primary Vertex Position Z (cm)");
- fPrimaryVertexZ->GetYaxis()->SetTitle("Events");
- fOutput->Add(fPrimaryVertexZ);
-
- // Pile-up
- fNumberPileUp = new TH2F("fNumberPileUp","Pile up: SPD vs TRacks",5,-0.5,4.5,5,-0.5,4.5);
- fNumberPileUp->GetXaxis()->SetTitle("Pile-up wi the SPD");
- fNumberPileUp->GetYaxis()->SetTitle("Pile-up wi tracks");
- fOutput->Add(fNumberPileUp);
-
- // Multiplicity:
- fCentMult = new TH2F("fCentMult","Centrality vs Multiplicity",100,0.,100.,1100,0.,3300);
- fCentMult->GetXaxis()->SetTitle("Centrality");
- fCentMult->GetYaxis()->SetTitle("Multiplicity");
- fOutput->Add(fCentMult);
-
- // Energy loss:
- fdEdx = new TH2F("fdEdx","dE/dx",50,0.2,3,50,0.,6.);
- fdEdx->GetXaxis()->SetTitle("TPC Momentum (GeV/c)");
- fdEdx->GetYaxis()->SetTitle("a.u.");
- fOutput->Add(fdEdx);
-
- fdEdxPid = new TH2F("fdEdxPid","dE/dx with PID (protons)",50,0.2,3,50,0.,6.);
- fdEdxPid->GetXaxis()->SetTitle("TPC Momentum (GeV/c)");
- fdEdxPid->GetYaxis()->SetTitle("a.u.");
- fOutput->Add(fdEdxPid);
-
-
- // ====== Trigger Particle characteristics ====== //
-
- // MC: Pt Trigger particle vs centrality:
- fTriggerMCPtCent = new TH3F("fTriggerMCPtCent","Trigger particle MC",2*nbinPtLP,pMin,2*ptMaxLP,100,-1.,1.,100,0.,100.);
- fTriggerMCPtCent->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fTriggerMCPtCent->GetYaxis()->SetTitle("#eta");
- fTriggerMCPtCent->GetZaxis()->SetTitle("centrality (%)");
- fOutput->Add(fTriggerMCPtCent);
-
- // Pt Trigger particle vs centrality:
- fTriggerPtCent = new TH2F("fTriggerPtCent","Trigger particle",nbinPtLP,pMin,ptMaxLP,100,0.,100.);
- fTriggerPtCent->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fTriggerPtCent->GetYaxis()->SetTitle("centrality (%)");
- fOutput->Add(fTriggerPtCent);
-
- // Phi vs pseudorapidity:
- fTriggerEtaPhi = new TH2F("fTriggerEtaPhi","Trigger particle",nbinsPhi,0.,2.*TMath::Pi(),100,-1.,1.);
- fTriggerEtaPhi->GetXaxis()->SetTitle("#phi (rad)");
- fTriggerEtaPhi->GetYaxis()->SetTitle("#eta");
- fOutput->Add(fTriggerEtaPhi);
-
- // Check if Trigger particle comes from a V0 daughter:
- fCheckTriggerFromV0Daug =
- new TH1F("fCheckTriggerFromV0Daug","Trigger particle from a V0 daughter",7,-2.5,4.5);
- fCheckTriggerFromV0Daug->GetXaxis()->SetTitle("Flag");
- fCheckTriggerFromV0Daug->GetXaxis()->SetBinLabel(2,"NOT V0 daug & 2nd check");
- fCheckTriggerFromV0Daug->GetXaxis()->SetBinLabel(3,"NOT V0 daug");
- fCheckTriggerFromV0Daug->GetXaxis()->SetBinLabel(4,"V0 daug");
- fCheckTriggerFromV0Daug->GetXaxis()->SetBinLabel(5,"V0 daug & V0 LP");
- fCheckTriggerFromV0Daug->GetXaxis()->SetBinLabel(6,"V0 daug & V0 LP & 2nd Check");
- fCheckTriggerFromV0Daug->GetYaxis()->SetTitle("Counts");
- fOutput->Add(fCheckTriggerFromV0Daug);
-
- fTriggerComingFromDaug = new TH1F("fTriggerComingFromDaug","Trigger particle from a V0 daughter",240, 0, 12);
- fTriggerComingFromDaug->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fTriggerComingFromDaug->GetYaxis()->SetTitle("Counts");
- fOutput->Add(fTriggerComingFromDaug);
-
- fTriggerIsV0 = new TH1F("fTriggerIsV0","V0 candidate is a LP",nbinPtLP,pMin,ptMaxLP);
- fTriggerIsV0->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fTriggerIsV0->GetYaxis()->SetTitle("Counts");
- fOutput->Add(fTriggerIsV0);
-
-
- // ====== MC-true and MC-Association information ====== //
- if(fIsMC){
-
- fInjectedParticles = new TH1F("fInjectedParticles","Injected particles",2,0.,2.);
- fInjectedParticles->GetXaxis()->SetBinLabel(1,"Injected");
- fInjectedParticles->GetXaxis()->SetBinLabel(2,"Natural");
- fInjectedParticles->GetYaxis()->SetTitle("Counts");
- fOutput->Add(fInjectedParticles);
-
- // K0s MC-true:
- fK0sMCPt = new TH1F("fK0sMCPt", "K^{0}_{S} MC",nbins,pMin,pMax);
- fK0sMCPt->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fOutput->Add(fK0sMCPt);
-
- fK0sMCPtRap = new TH2F("fK0sMCPtRap", "K^{0}_{S} MC",nbins,pMin,pMax,30,-1.5,1.5);
- fK0sMCPtRap->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sMCPtRap->GetYaxis()->SetTitle("y");
- fOutput->Add(fK0sMCPtRap);
-
- fK0sMCPtEta = new TH2F("fK0sMCPtEta", "K^{0}_{S} MC",nbins,pMin,pMax,30,-1.5,1.5);
- fK0sMCPtEta->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sMCPtEta->GetYaxis()->SetTitle("#eta");
- fOutput->Add(fK0sMCPtEta);
-
- fK0sMCPtLt =
- new TH3F("fK0sMCPtLt", "K^{0}_{S} MC",nbins,pMin,pMax,2*nbins,lMin,lMax,100,0.,100.);
- fK0sMCPtLt->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sMCPtLt->GetYaxis()->SetTitle("L_{T} (cm)");
- fK0sMCPtLt->GetZaxis()->SetTitle("centrality");
- fOutput->Add(fK0sMCPtLt);
-
- // K0s MC-Association:
- fK0sAssocPt =
- new TH1F("fK0sAssocPt","K^{0}_{S} Assoc: L_{T} vs p_{T}",nbins,pMin,pMax);
- fK0sAssocPt->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fOutput->Add(fK0sAssocPt);
-
- /*
- fK0sAssocPtLt =
- new TH3F("fK0sAssocPtLt","K^{0}_{S} Assoc: L_{T} vs p_{T}",nbins,pMin,pMax,2*nbins,lMin,lMax,100,0.,100.);
- fK0sAssocPtLt->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sAssocPtLt->GetYaxis()->SetTitle("L_{T} (cm)");
- fK0sAssocPtLt->GetZaxis()->SetTitle("centrality");
- fOutput->Add(fK0sAssocPtLt);
- */
-
- fK0sAssocPtLt =
- new TH3F("fK0sAssocPtLt","K^{0}_{S} Assoc: p_{T} vs y vs centrlaity",nbins,pMin,pMax,30,-1.5,1.5,100,0.,100.);
- fK0sAssocPtLt->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sAssocPtLt->GetYaxis()->SetTitle("y");
- fK0sAssocPtLt->GetZaxis()->SetTitle("centrality");
- fOutput->Add(fK0sAssocPtLt);
-
- /*
- fK0sAssocPtLtArm =
- new TH3F("fK0sAssocPtLtArm","K^{0}_{S} Assoc: L_{T} vs p_{T}",nbins,pMin,pMax,2*nbins,lMin,lMax,100,0.,100.);
- fK0sAssocPtLtArm->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sAssocPtLtArm->GetYaxis()->SetTitle("L_{T} (cm)");
- fK0sAssocPtLtArm->GetZaxis()->SetTitle("centrality");
- fOutput->Add(fK0sAssocPtLtArm);
- */
-
- fK0sAssocPtLtArm =
- new TH3F("fK0sAssocPtLtArm","K^{0}_{S} Assoc: p_{T} vs y vs centrality",nbins,pMin,pMax,30,-1.5,1.5,100,0.,100.);
- fK0sAssocPtLtArm->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sAssocPtLtArm->GetYaxis()->SetTitle("y");
- fK0sAssocPtLtArm->GetZaxis()->SetTitle("centrality");
- fOutput->Add(fK0sAssocPtLtArm);
-
- fK0sAssocPtRap = new TH2F("fK0sAssocPtRap","K^{0}_{S} Assoc",nbins,pMin,pMax,30,-1.5,1.5);
- fK0sAssocPtRap->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sAssocPtRap->GetYaxis()->SetTitle("y");
- fOutput->Add(fK0sAssocPtRap);
-
- fK0sAssocPtEta = new TH2F("fK0sAssocPtEta","K^{0}_{S} Assoc",nbins,pMin,pMax,30,-1.5,1.5);
- fK0sAssocPtEta->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sAssocPtEta->GetYaxis()->SetTitle("#eta");
- fOutput->Add(fK0sAssocPtEta);
-
- // Lambda MC-true:
- fLambdaMCPt = new TH1F("fLambdaMCPt","#Lambda MC",nbins,pMin,pMax);
- fLambdaMCPt->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fOutput->Add(fLambdaMCPt);
-
- fLambdaMCPtRap = new TH2F("fLambdaMCPtRap","#Lambda MC",nbins,pMin,pMax,30,-1.5,1.5);
- fLambdaMCPtRap->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaMCPtRap->GetYaxis()->SetTitle("y");
- fOutput->Add(fLambdaMCPtRap);
-
- fLambdaMCPtEta = new TH2F("fLambdaMCPtEta","#Lambda MC",nbins,pMin,pMax,30,-1.5,1.5);
- fLambdaMCPtEta->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaMCPtEta->GetYaxis()->SetTitle("#eta");
- fOutput->Add(fLambdaMCPtEta);
-
- fLambdaMCPtLt =
- new TH3F("fLambdaMCPtLt", "#Lambda MC",nbins,pMin,pMax,2*nbins,lMin,lMax,100,0.,100.);
- fLambdaMCPtLt->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaMCPtLt->GetYaxis()->SetTitle("L_{T} (cm)");
- fLambdaMCPtLt->GetZaxis()->SetTitle("centrality");
- fOutput->Add(fLambdaMCPtLt);
-
- // Lambda MC-Association:
- fLambdaAssocPt =
- new TH1F("fLambdaAssocPt","#Lambda Assoc: L_{T} vs p_{T}",nbins,pMin,pMax);
- fLambdaAssocPt->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fOutput->Add(fLambdaAssocPt);
-
- fLambdaAssocPtLt =
- new TH3F("fLambdaAssocPtLt","#Lambda Assoc: L_{T} vs p_{T}",nbins,pMin,pMax,2*nbins,lMin,lMax,100,0.,100.);
- fLambdaAssocPtLt->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaAssocPtLt->GetYaxis()->SetTitle("L_{T} (cm)");
- fLambdaAssocPtLt->GetZaxis()->SetTitle("centrality");
- fOutput->Add(fLambdaAssocPtLt);
-
- fLambdaAssocPtLtArm =
- new TH3F("fLambdaAssocPtLtArm","#Lambda Assoc: L_{T} vs p_{T}",nbins,pMin,pMax,2*nbins,lMin,lMax,100,0.,100.);
- fLambdaAssocPtLtArm->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaAssocPtLtArm->GetYaxis()->SetTitle("L_{T} (cm)");
- fLambdaAssocPtLtArm->GetZaxis()->SetTitle("centrality");
- fOutput->Add(fLambdaAssocPtLtArm);
-
- fLambdaAssocPtRap = new TH2F("fLambdaAssocPtRap", "#Lambda Assoc",nbins,pMin,pMax,30,-1.5,1.5);
- fLambdaAssocPtRap->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaAssocPtRap->GetYaxis()->SetTitle("y");
- fOutput->Add(fLambdaAssocPtRap);
-
- fLambdaAssocPtEta = new TH2F("fLambdaAssocPtEta", "#Lambda Assoc",nbins,pMin,pMax,30,-1.5,1.5);
- fLambdaAssocPtEta->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaAssocPtEta->GetYaxis()->SetTitle("#eta");
- fOutput->Add(fLambdaAssocPtEta);
-
- }
-
- // ====== Reconstruction information in AOD ====== //
- fHistArmenterosPodolanski =
- new TH3F("fHistArmenterosPodolanski","Armenteros-Podolanski phase space;#alpha;p_{t} arm",
- 100,-1.0,1.0,50,0,0.5,4,-0.5,3.5);
- fHistArmenterosPodolanski->GetZaxis()->SetBinLabel(1,"All events");
- fHistArmenterosPodolanski->GetZaxis()->SetBinLabel(3,"Triggered events");
- fOutput->Add(fHistArmenterosPodolanski);
-
- fHistArmPodBckg =
- new TH3F("fHistArmPodBckg","Background: Armenteros-Podolanski phase space;#alpha;p_{t} arm",
- 100,-1.0,1.0,50,0,0.5,4,-0.5,3.5);
- fHistArmPodBckg->GetZaxis()->SetBinLabel(1,"K0s: All events");
- fHistArmPodBckg->GetZaxis()->SetBinLabel(2,"K0s: Trig events");
- fHistArmPodBckg->GetZaxis()->SetBinLabel(3,"Lambda: All events");
- fHistArmPodBckg->GetZaxis()->SetBinLabel(4,"Lambda: Trig events");
- fOutput->Add(fHistArmPodBckg);
-
- // ****** K0s ******
- fK0sMass =
- new TH3F("fK0sMass", "K^{0}_{s}: mass vs p_{T}",nbins/2,0.448,0.548,nbins,pMin,pMax,6,-0.5,5.5);
- fK0sMass->GetXaxis()->SetTitle("Mass (GeV/c^2)");
- fK0sMass->GetYaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sMass->GetZaxis()->SetBinLabel(1,"All events");
- fK0sMass->GetZaxis()->SetBinLabel(2,"Central events");
- fK0sMass->GetZaxis()->SetBinLabel(3,"Arm-Pod Cut");
- fK0sMass->GetZaxis()->SetBinLabel(4,"Triggered events");
- fK0sMass->GetZaxis()->SetBinLabel(5,"Triggered central events");
- fOutput->Add(fK0sMass);
-
- fK0sPtLtSB =
- new TH2F("fK0sPtLtSB","K^{0}_{s}: L_{T} vs p_{T}, side-band subtracted",
- nbins,pMin,pMax,2*nbins,lMin,lMax);
- fK0sPtLtSB->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sPtLtSB->GetYaxis()->SetTitle("L_{T} (cm)");
- fOutput->Add(fK0sPtLtSB);
-
- fK0sPtvsEta =
- new TH3F("fK0sPtvsEta","K^{0}_{s}: p_{T} vs #eta",nbins,pMin,pMax,30,-1.5,1.5,4,-0.5,3.5);
- fK0sPtvsEta->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sPtvsEta->GetYaxis()->SetTitle("#eta");
- fK0sPtvsEta->GetZaxis()->SetBinLabel(1,"All events");
- fK0sPtvsEta->GetZaxis()->SetBinLabel(2,"Triggered events");
- fK0sPtvsEta->GetZaxis()->SetBinLabel(3,"All ev wi Inv Mass cut");
- fK0sPtvsEta->GetZaxis()->SetBinLabel(4,"Trig ev wi Inv Mass cut");
- fOutput->Add(fK0sPtvsEta);
-
- fK0sPtvsRap =
- new TH3F("fK0sPtvsRap","K^{0}_{s}: p_{T} vs y",nbins,pMin,pMax,30,-1.5,1.5,4,-0.5,3.5);
- fK0sPtvsRap->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sPtvsRap->GetYaxis()->SetTitle("y");
- fK0sPtvsRap->GetZaxis()->SetBinLabel(1,"All events");
- fK0sPtvsRap->GetZaxis()->SetBinLabel(2,"Triggered events");
- fK0sPtvsRap->GetZaxis()->SetBinLabel(3,"All ev wi Inv Mass cut");
- fK0sPtvsRap->GetZaxis()->SetBinLabel(4,"Trig ev wi Inv Mass cut");
- fOutput->Add(fK0sPtvsRap);
-
- fK0sEtaPhi =
- new TH2F("fK0sEtaPhi","K^{0}_{s}: #phi vs #eta",
- nbinsPhi,0.,2.*TMath::Pi(),100,-1.,1.);
- fK0sEtaPhi->GetXaxis()->SetTitle("#phi (rad)");
- fK0sEtaPhi->GetYaxis()->SetTitle("#eta");
- fOutput->Add(fK0sEtaPhi);
-
-
- fK0sMassPtPhi =
- new TH3F("fK0sMassPtPhi","K^{0}_{s}: mass vs pt vs #phi",
- nbins/2,0.448,0.548,nbins,pMin,pMax,nbinsPhi,0.,2.*TMath::Pi());
- fK0sMassPtPhi->GetXaxis()->SetTitle("Mass (GeV/c^2)");
- fK0sMassPtPhi->GetYaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sMassPtPhi->GetZaxis()->SetTitle("#phi (rad)");
- fOutput->Add(fK0sMassPtPhi);
-
-
- // Correlations:
- fK0sMassPtvsPtL =
- new TH3F("fK0sMassPtvsPtL", "K^{0}_{s}: mass vs p_{T} vs p_{T,l}",
- nbins/2,0.448,0.548,
- nbins,pMin,pMax,
- nbinPtLP,pMin,ptMaxLP);
- fK0sMassPtvsPtL->GetXaxis()->SetTitle("Mass (GeV/c^2)");
- fK0sMassPtvsPtL->GetYaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sMassPtvsPtL->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fK0sMassPtvsPtL);
-
- /*
- fK0sSiPtL =
- new TH3F("fK0sSiPtL","K^{0}_{s}: L_{T} vs p_{T} vs p_{t,L}, side-band subtracted",
- nbins,pMin,pMax,2*nbins,lMin,lMax,
- nbinPtLP,pMin,ptMaxLP);
- fK0sSiPtL->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fK0sSiPtL->GetYaxis()->SetTitle("L_{T} (cm)");
- fK0sSiPtL->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fK0sSiPtL);
-
- fK0sDaughtersPt =
- new TH2F("fK0sDaughtersPt","K^{0}_{s}: p_{T} of daughters",
- nbins/2,pMin,pMax/2.,nbins/2,pMin,pMax/2.);
- fK0sDaughtersPt->GetXaxis()->SetTitle("Neg. Daught p_{T} (GeV/c)");
- fK0sDaughtersPt->GetYaxis()->SetTitle("Pos. Daught p_{T} (GeV/c)");
- fOutput->Add(fK0sDaughtersPt);
- */
-
- fK0sdPhiPtAssocPtL =
- new TH3F("fK0sdPhiPtAssocPtL","K^{0}_{s}: #Delta#phi vs p_{T,a} vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),nbins,pMin,pMax,nbinPtLP,pMin,ptMaxLP);
- fK0sdPhiPtAssocPtL->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhiPtAssocPtL->GetYaxis()->SetTitle("p_{T,a} (GeV/c)");
- fK0sdPhiPtAssocPtL->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fK0sdPhiPtAssocPtL);
-
-
- fK0sDCADaugToPrimVtx
- = new TH3F("fK0sDCADaugToPrimVtx","K^{0}_{S} Bckg: dca daughter vs. p_{T,l}",
- 90,0.,3.3,90,0.,3.3,nbinPtLP,pMin,ptMaxLP);
- fK0sDCADaugToPrimVtx->GetXaxis()->SetTitle("DCA Pos daug (cm)");
- fK0sDCADaugToPrimVtx->GetYaxis()->SetTitle("DCA Neg daug (cm)");
- fK0sDCADaugToPrimVtx->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fK0sDCADaugToPrimVtx);
-
- //Double_t kVtxBins[] = {-10.,-7.,-4.,-2.,0.,2.,4.,7.,10.};
- char hNameHist[256];
- for(Int_t k=0;k<kN1;k++){
-
- // Monte-Carlo level:
- sprintf(hNameHist, "fK0sdPhidEtaMC_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaMC[k] = new TH3F(hNameHist,"K^{0}_{S} MC: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaMC[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaMC[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaMC[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaMC[k]);
-
- sprintf(hNameHist, "fK0sdPhidEtaMC_Cent_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaMCCent[k] = new TH3F(hNameHist,"K^{0}_{S} MC: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaMCCent[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaMCCent[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaMCCent[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaMCCent[k]);
-
- // Reconstruction level:
- sprintf(hNameHist, "fK0sdPhidEtaPtL_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaPtL[k] = new TH3F(hNameHist,"K^{0}_{S}: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaPtL[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaPtL[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaPtL[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaPtL[k]);
-
- sprintf(hNameHist, "fK0sdPhidEtaPtL_Cent_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaPtLCent[k] = new TH3F(hNameHist,"K^{0}_{S}: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaPtLCent[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaPtLCent[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaPtLCent[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaPtLCent[k]);
-
- sprintf(hNameHist, "fK0sdPhidEtaPtL_Bckg_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaPtLBckg[k] = new TH3F(hNameHist,"K^{0}_{S}: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaPtLBckg[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaPtLBckg[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaPtLBckg[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaPtLBckg[k]);
-
- sprintf(hNameHist, "fK0sdPhidEtaPtL_Cent_Bckg_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaPtLCentBckg[k] = new TH3F(hNameHist,"K^{0}_{S}: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaPtLCentBckg[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaPtLCentBckg[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaPtLCentBckg[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaPtLCentBckg[k]);
-
- // To be done with Armenteros Podolanski cut
- sprintf(hNameHist, "fK0sdPhidEtaPtL2_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaPtL2[k] = new TH3F(hNameHist,"K^{0}_{S}: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaPtL2[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaPtL2[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaPtL2[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaPtL2[k]);
-
- sprintf(hNameHist, "fK0sdPhidEtaPtL2_Cent_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaPtLCent2[k] = new TH3F(hNameHist,"K^{0}_{S}: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaPtLCent2[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaPtLCent2[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaPtLCent2[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaPtLCent2[k]);
-
- sprintf(hNameHist, "fK0sdPhidEtaPtL2_Bckg_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaPtLBckg2[k] = new TH3F(hNameHist,"K^{0}_{S}: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaPtLBckg2[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaPtLBckg2[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaPtLBckg2[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaPtLBckg2[k]);
-
- sprintf(hNameHist, "fK0sdPhidEtaPtL2_Cent_Bckg_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fK0sdPhidEtaPtLCentBckg2[k] = new TH3F(hNameHist,"K^{0}_{S}: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fK0sdPhidEtaPtLCentBckg2[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fK0sdPhidEtaPtLCentBckg2[k]->GetYaxis()->SetTitle("#Delta#eta");
- fK0sdPhidEtaPtLCentBckg2[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fK0sdPhidEtaPtLCentBckg2[k]);
- }
-
- // Correlations (side-band):
- fK0sBckgDecLength
- = new TH2F("fK0sBckgDecLength","K^{0}_{S} Bckg: c#tau vs. p_{T,l}",
- 100,0.,15.,nbinPtLP,pMin,ptMaxLP);
- fK0sBckgDecLength->GetXaxis()->SetTitle("c#tau (cm)");
- fK0sBckgDecLength->GetYaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fK0sBckgDecLength);
-
- fK0sBckgDCADaugToPrimVtx
- = new TH3F("fK0sBckgDCADaugToPrimVtx","K^{0}_{S} Bckg: dca daughter vs. p_{T,l}",
- 90,0.,3.3,90,0.,3.3,nbinPtLP,pMin,ptMaxLP);
- fK0sBckgDCADaugToPrimVtx->GetXaxis()->SetTitle("DCA Pos daug (cm)");
- fK0sBckgDCADaugToPrimVtx->GetYaxis()->SetTitle("DCA Neg daug (cm)");
- fK0sBckgDCADaugToPrimVtx->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fK0sBckgDCADaugToPrimVtx);
-
- fK0sBckgEtaPhi =
- new TH2F("fK0sBckgEtaPhi","K^{0}_{s} Bckg: #phi vs #eta",
- nbinsPhi,0.,2.*TMath::Pi(),100,-1.,1.);
- fK0sBckgEtaPhi->GetXaxis()->SetTitle("#phi (rad)");
- fK0sBckgEtaPhi->GetYaxis()->SetTitle("#eta");
- fOutput->Add(fK0sBckgEtaPhi);
-
- fK0sBckgPhiRadio
- = new TH2F("fK0sBckgPhiRadio","K^{0}_{S} Bckg: #phi vs l_{T}",
- nbinsPhi,0.,2.*TMath::Pi(),2*nbins,lMin,lMax);
- fK0sBckgPhiRadio->GetXaxis()->SetTitle("#phi (rad)");
- fK0sBckgPhiRadio->GetYaxis()->SetTitle("l_{T} (cm)");
- fOutput->Add(fK0sBckgPhiRadio);
-
- fK0sBckgDCANegDaugToPrimVtx
- = new TH2F("fK0sBckgDCANegDaugToPrimVtx","K^{0}_{S} Bckg: dca NegDaughter",
- 6,-0.5,5.5,90,0.,3.3);
- fK0sBckgDCANegDaugToPrimVtx->GetXaxis()->SetTitle("MC Production");
- fK0sBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(1,"Rec");
- fK0sBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(2,"Primary");
- fK0sBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(3,"Weak Decay");
- fK0sBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(4,"Gamma conv.");
- fK0sBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(5,"Unidentified mother");
- fK0sBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(6,"Other");
- fK0sBckgDCANegDaugToPrimVtx->GetYaxis()->SetTitle("DCA Neg Daug (cm)");
- fOutput->Add(fK0sBckgDCANegDaugToPrimVtx);
-
- fK0sBckgDCAPosDaugToPrimVtx
- = new TH2F("fK0sBckgDCAPosDaugToPrimVtx","K^{0}_{S} Bckg: dca PosDaughter",
- 6,-0.5,5.5,90,0.,3.3);
- fK0sBckgDCAPosDaugToPrimVtx->GetXaxis()->SetTitle("MC Production");
- fK0sBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(1,"Rec");
- fK0sBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(2,"Primary");
- fK0sBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(3,"Weak Decay");
- fK0sBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(4,"Gamma conv.");
- fK0sBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(5,"Unidentified mother");
- fK0sBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(6,"Other");
- fK0sBckgDCAPosDaugToPrimVtx->GetYaxis()->SetTitle("DCA Pos Daug (cm)");
- fOutput->Add(fK0sBckgDCAPosDaugToPrimVtx);
-
- fK0sMassCascade
- = new TH2F("fK0sMassCascade","Cascade Reconstruction in K^{0}_{S} Bckg",650, 1.2, 2.5,4,0.5,4.5);
- fK0sMassCascade->GetXaxis()->SetTitle("Invariant Mass (GeV/c^{2})");
- fK0sMassCascade->GetYaxis()->SetTitle("Cascade type");
- fOutput->Add(fK0sMassCascade);
-
-
- // ****** Lambda ******
- fLambdaMass =
- new TH3F("fLambdaMass","Mass vs p_{T} for \\Lambda",nbins,1.065,1.165,nbins,pMin,pMax,6,-0.5,5.5);
- fLambdaMass->GetXaxis()->SetTitle("Mass (GeV/c^2)");
- fLambdaMass->GetYaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaMass->GetZaxis()->SetBinLabel(1,"All events");
- fLambdaMass->GetZaxis()->SetBinLabel(2,"Central events");
- fLambdaMass->GetZaxis()->SetBinLabel(3,"Arm-Pod cut");
- fLambdaMass->GetZaxis()->SetBinLabel(4,"Triggered events");
- fLambdaMass->GetZaxis()->SetBinLabel(5,"Triggered central events");
- fOutput->Add(fLambdaMass);
-
- fLambdaPtLtSB =
- new TH2F("fLambdaPtLtSB","L_{T} vs p_{T} for \\Lambda, side-band subtructed",
- nbins,pMin,pMax,nbins,2*lMin,lMax);
- fLambdaPtLtSB->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaPtLtSB->GetYaxis()->SetTitle("L_{T} (cm)");
- fOutput->Add(fLambdaPtLtSB);
-
- fLambdaPtvsEta =
- new TH3F("fLambdaPtvsEta","\\Lambda: p_{T} vs #eta",nbins,pMin,pMax,30,-1.5,1.5,4,-0.5,3.5);
- fLambdaPtvsEta->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaPtvsEta->GetYaxis()->SetTitle("#eta");
- fK0sPtvsEta->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaPtvsEta->GetYaxis()->SetTitle("#eta");
- fLambdaPtvsEta->GetZaxis()->SetBinLabel(1,"All events");
- fLambdaPtvsEta->GetZaxis()->SetBinLabel(2,"Triggered events");
- fLambdaPtvsEta->GetZaxis()->SetBinLabel(3,"All ev wi Inv Mass cut");
- fLambdaPtvsEta->GetZaxis()->SetBinLabel(4,"Trig ev wi Inv Mass cut");
- fOutput->Add(fLambdaPtvsEta);
-
- fLambdaPtvsRap =
- new TH3F("fLambdaPtvsRap","\\Lambda: p_{T} vs y",nbins,pMin,pMax,30,-1.5,1.5,4,-0.5,3.5);
- fLambdaPtvsRap->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaPtvsRap->GetYaxis()->SetTitle("y");
- fLambdaPtvsRap->GetYaxis()->SetTitle("#eta");
- fLambdaPtvsRap->GetZaxis()->SetBinLabel(1,"All events");
- fLambdaPtvsRap->GetZaxis()->SetBinLabel(2,"Triggered events");
- fLambdaPtvsRap->GetZaxis()->SetBinLabel(3,"All ev wi Inv Mass cut");
- fLambdaPtvsRap->GetZaxis()->SetBinLabel(4,"Trig ev wi Inv Mass cut");
- fOutput->Add(fLambdaPtvsRap);
-
- fLambdaEtaPhi =
- new TH2F("fLambdaEtaPhi","#phi vs #eta for #Lambda",
- nbinsPhi,0.,2.*TMath::Pi(),100,-1.,1.);
- fLambdaEtaPhi->GetXaxis()->SetTitle("#phi (rad)");
- fLambdaEtaPhi->GetYaxis()->SetTitle("#eta");
- fOutput->Add(fLambdaEtaPhi);
-
-
- fLambdaMassPtPhi =
- new TH3F("fLambdaMassPtPhi","#Lambda: mass vs pt vs #phi",
- nbins/2,0.448,0.548,nbins,pMin,pMax,nbinsPhi,0.,2.*TMath::Pi());
- fLambdaMassPtPhi->GetXaxis()->SetTitle("Mass (GeV/c^2)");
- fLambdaMassPtPhi->GetYaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaMassPtPhi->GetZaxis()->SetTitle("#phi (rad)");
- fOutput->Add(fLambdaMassPtPhi);
-
- fLambdadEdx = new TH2F("fLambdadEdx","dE/dx for protons of #Lambda",50,0.2,3,50,0.,6.);
- fOutput->Add(fLambdadEdx);
-
- //----------------------
- fCPA = new TH1F("fCPA","Cosine of the pointing angle",30,0.9978,1.);
- fOutput->Add(fCPA);
-
- fDCA = new TH1F("fDCA","DCA between the daughters",50,0.,1.1);
- fOutput->Add(fDCA);
- //----------------------
-
- // Correlations:
- fLambdaMassPtvsPtL =
- new TH3F("fLambdaMassPtvsPtL", "#Lambda: mass vs p_{T} vs p_{T,l}",
- nbins,1.065,1.165,
- nbins,pMin,pMax,
- nbinPtLP,pMin,ptMaxLP);
- fLambdaMassPtvsPtL->GetXaxis()->SetTitle("Mass (GeV/c^2)");
- fLambdaMassPtvsPtL->GetYaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaMassPtvsPtL->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fLambdaMassPtvsPtL);
-
- /*
- fLambdaSiPtL =
- new TH3F("fLambdaSiPtL","#Lambda: L_{T} vs p_{T} vs p_{t,L}, side-band subtracted",
- nbins,pMin,pMax,2*nbins,lMin,lMax,
- nbinPtLP,pMin,ptMaxLP);
- fLambdaSiPtL->GetXaxis()->SetTitle("p_{T} (GeV/c)");
- fLambdaSiPtL->GetYaxis()->SetTitle("L_{T} (cm)");
- fLambdaSiPtL->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fLambdaSiPtL);
-
- fLambdaDaughtersPt =
- new TH2F("fLambdaDaughtersPt","#Lambda: p_{T} of daughters",
- nbins/2,pMin,pMax/2.,nbins/2,pMin,pMax/2.);
- fLambdaDaughtersPt->GetXaxis()->SetTitle("Neg. Daught p_{T} (GeV/c)");
- fLambdaDaughtersPt->GetYaxis()->SetTitle("Pos. Daught p_{T} (GeV/c)");
- fOutput->Add(fLambdaDaughtersPt);
- */
-
- fLambdadPhiPtAssocPtL =
- new TH3F("fLambdadPhiPtAssocPtL","#Lambda: #Delta#phi vs p_{T,a} vs p_{T,l}",
- nbinsPhi,-TMath::PiOver2(),3*TMath::PiOver2(),nbins,pMin,pMax,nbinPtLP,pMin,ptMaxLP);
- fLambdadPhiPtAssocPtL->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhiPtAssocPtL->GetYaxis()->SetTitle("p_{T,a} (GeV/c)");
- fLambdadPhiPtAssocPtL->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fLambdadPhiPtAssocPtL);
-
- fLambdaDCADaugToPrimVtx
- = new TH3F("fLambdaDCADaugToPrimVtx","#Lambda Bckg: dca daughter vs. p_{T,l}",
- 90,0.,3.3,90,0.,3.3,nbinPtLP,pMin,ptMaxLP);
- fLambdaDCADaugToPrimVtx->GetXaxis()->SetTitle("DCA Pos daug (cm)");
- fLambdaDCADaugToPrimVtx->GetYaxis()->SetTitle("DCA Neg daug (cm)");
- fLambdaDCADaugToPrimVtx->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fLambdaDCADaugToPrimVtx);
-
-
- for(Int_t k=0;k<kN1;k++){
-
- // Monte-Carlo level:
- sprintf(hNameHist, "fLambdadPhidEtaMC_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaMC[k] = new TH3F(hNameHist,"#Lambda MC: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaMC[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaMC[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaMC[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaMC[k]);
-
- sprintf(hNameHist, "fLambdadPhidEtaMC_Cent_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaMCCent[k] = new TH3F(hNameHist,"#Lambda MC: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaMCCent[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaMCCent[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaMCCent[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaMCCent[k]);
-
- // Reconstruction level:
- sprintf(hNameHist, "fLambdadPhidEtaPtL_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaPtL[k] = new TH3F(hNameHist,"#Lambda: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaPtL[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaPtL[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaPtL[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaPtL[k]);
-
- sprintf(hNameHist, "fLambdadPhidEtaPtL_Cent_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaPtLCent[k] = new TH3F(hNameHist,"#Lambda: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaPtLCent[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaPtLCent[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaPtLCent[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaPtLCent[k]);
-
- sprintf(hNameHist, "fLambdadPhidEtaPtL_Bckg_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaPtLBckg[k] = new TH3F(hNameHist,"#Lambda: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaPtLBckg[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaPtLBckg[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaPtLBckg[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaPtLBckg[k]);
-
- sprintf(hNameHist, "fLambdadPhidEtaPtL_Cent_Bckg_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaPtLCentBckg[k] = new TH3F(hNameHist,"#Lambda: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaPtLCentBckg[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaPtLCentBckg[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaPtLCentBckg[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaPtLCentBckg[k]);
-
-
- // To be used when the Armenteros Podolanski plot is applied
- sprintf(hNameHist, "fLambdadPhidEtaPtL2_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaPtL2[k] = new TH3F(hNameHist,"#Lambda: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaPtL2[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaPtL2[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaPtL2[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaPtL2[k]);
-
- sprintf(hNameHist, "fLambdadPhidEtaPtL2_Cent_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaPtLCent2[k] = new TH3F(hNameHist,"#Lambda: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaPtLCent2[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaPtLCent2[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaPtLCent2[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaPtLCent2[k]);
-
- sprintf(hNameHist, "fLambdadPhidEtaPtL2_Bckg_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaPtLBckg2[k] = new TH3F(hNameHist,"#Lambda: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaPtLBckg2[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaPtLBckg2[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaPtLBckg2[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaPtLBckg2[k]);
-
- sprintf(hNameHist, "fLambdadPhidEtaPtL2_Cent_Bckg_%.1f_%.1f",kPtBinV0[k],kPtBinV0[k+1]);
- fLambdadPhidEtaPtLCentBckg2[k] = new TH3F(hNameHist,"#Lambda: #Delta#phi vs #Delta#eta vs p_{T,l}",
- nbinsdPhi,-TMath::PiOver2(),3*TMath::PiOver2(),
- nbinsdEta,-2.,2.,
- nbinsVtx,-10.,10.);
- fLambdadPhidEtaPtLCentBckg2[k]->GetXaxis()->SetTitle("#Delta#phi (rad)");
- fLambdadPhidEtaPtLCentBckg2[k]->GetYaxis()->SetTitle("#Delta#eta");
- fLambdadPhidEtaPtLCentBckg2[k]->GetZaxis()->SetTitle("Vertex Z (cm)");
- fOutput->Add(fLambdadPhidEtaPtLCentBckg2[k]);
-
- }
-
-
- // Correlations (side-band):
- fLambdaBckgDecLength
- = new TH2F("fLambdaBckgDecLength","#Lambda Bckg: c#tau vs. p_{T,l}",
- 100,0.,25.,nbinPtLP,pMin,ptMaxLP);
- fLambdaBckgDecLength->GetXaxis()->SetTitle("c#tau (cm)");
- fLambdaBckgDecLength->GetYaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fLambdaBckgDecLength);
-
- fLambdaBckgDCADaugToPrimVtx
- = new TH3F("fLambdaBckgDCADaugToPrimVtx","#Lambda Bckg: dca daughter vs. p_{T,l}",
- 90,0.,3.3,90,0.,3.3,nbinPtLP,pMin,ptMaxLP);
- fLambdaBckgDCADaugToPrimVtx->GetXaxis()->SetTitle("DCA Pos daug (cm)");
- fLambdaBckgDCADaugToPrimVtx->GetYaxis()->SetTitle("DCA Neg daug (cm)");
- fLambdaBckgDCADaugToPrimVtx->GetZaxis()->SetTitle("p_{T,l} (GeV/c)");
- fOutput->Add(fLambdaBckgDCADaugToPrimVtx);
-
- fLambdaBckgEtaPhi =
- new TH2F("fLambdaBckgEtaPhi","#Lambda Bckg: #phi vs #eta",
- nbinsPhi,0.,2.*TMath::Pi(),100,-1.,1.);
- fLambdaBckgEtaPhi->GetXaxis()->SetTitle("#phi (rad)");
- fLambdaBckgEtaPhi->GetYaxis()->SetTitle("#eta");
- fOutput->Add(fLambdaBckgEtaPhi);
-
- fLambdaBckgPhiRadio
- = new TH2F("fLambdaBckgPhiRadio","#Lambda Bckg: #phi vs l_{T}",
- nbinsPhi,0.,2.*TMath::Pi(),2*nbins,lMin,lMax);
- fLambdaBckgPhiRadio->GetXaxis()->SetTitle("#phi (rad)");
- fLambdaBckgPhiRadio->GetYaxis()->SetTitle("l_{T} (cm)");
- fOutput->Add(fLambdaBckgPhiRadio);
-
-
- fLambdaBckgDCANegDaugToPrimVtx
- = new TH2F("fLambdaBckgDCANegDaugToPrimVtx","#Lambda Bckg: dca NegDaughter",
- 6,-0.5,5.5,90,0.,3.3);
- fLambdaBckgDCANegDaugToPrimVtx->GetXaxis()->SetTitle("MC Production");
- fLambdaBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(1,"Rec");
- fLambdaBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(2,"Primary");
- fLambdaBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(3,"Weak Decay");
- fLambdaBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(4,"Gamma conv.");
- fLambdaBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(5,"Unidentified mother");
- fLambdaBckgDCANegDaugToPrimVtx->GetXaxis()->SetBinLabel(6,"Other");
- fLambdaBckgDCANegDaugToPrimVtx->GetYaxis()->SetTitle("DCA Neg Daug (cm)");
- fOutput->Add(fLambdaBckgDCANegDaugToPrimVtx);
-
-
- fLambdaBckgDCAPosDaugToPrimVtx
- = new TH2F("fLambdaBckgDCAPosDaugToPrimVtx","#Lambda Bckg: dca PosDaughter",
- 6,-0.5,5.5,90,0.,3.3);
- fLambdaBckgDCAPosDaugToPrimVtx->GetXaxis()->SetTitle("MC Production");
- fLambdaBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(1,"Rec");
- fLambdaBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(2,"Primary");
- fLambdaBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(3,"Weak Decay");
- fLambdaBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(4,"Gamma conv.");
- fLambdaBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(5,"Unidentified mother");
- fLambdaBckgDCAPosDaugToPrimVtx->GetXaxis()->SetBinLabel(6,"Other");
- fLambdaBckgDCAPosDaugToPrimVtx->GetYaxis()->SetTitle("DCA Pos Daug (cm)");
- fOutput->Add(fLambdaBckgDCAPosDaugToPrimVtx);
-
-
- fLambdaMassCascade
- = new TH2F("fLambdaMassCascade","Cascade Reconstruction in #Lambda Bckg",650, 1.2, 2.5,4,0.5,4.5);
- fLambdaMassCascade->GetXaxis()->SetTitle("Invariant Mass (GeV/c^{2})");
- fLambdaMassCascade->GetYaxis()->SetTitle("Cascade type");
- fOutput->Add(fLambdaMassCascade);
-
-
- //----------------------
-
- PostData(1, fOutput);
-
-}
-
-//___________________________________________________________________________________________
-
-static Bool_t AcceptTrack(const AliAODTrack *t)
-{
- // Track criteria for primaries particles
- if (!t->IsOn(AliAODTrack::kTPCrefit)) return kFALSE;
-
- Float_t nCrossedRowsTPC = t->GetTPCClusterInfo(2,1);
- if (nCrossedRowsTPC < 70) return kFALSE;
- Int_t findable=t->GetTPCNclsF();
- if(findable <= 0) return kFALSE;
- if(nCrossedRowsTPC/findable < 0.8) return kFALSE;
-
- return kTRUE;
-}
-
-
-//___________________________________________________________________________________________
-
-static Bool_t AcceptTrackV0(const AliAODTrack *t)
-{
- // Track criteria for daughter particles of V0 candidate
-
- if (!t->IsOn(AliAODTrack::kTPCrefit)) return kFALSE;
- //if (t->GetKinkIndex(0)>0) return kFALSE;
-
- Float_t nCrossedRowsTPC = t->GetTPCClusterInfo(2,1);
- if (nCrossedRowsTPC < 70) return kFALSE;
- Int_t findable=t->GetTPCNclsF();
- if(findable <= 0) return kFALSE;
- if(nCrossedRowsTPC/findable < 0.8) return kFALSE;
-
- return kTRUE;
-}
-
-
-//___________________________________________________________________________________________
-
-Bool_t AliAnalysisTaskLambdaOverK0sJets::AcceptV0(AliAODVertex *vtx, const AliAODv0 *v1)
-{
- // Selection for accepting V0 candidates
-
- if (v1->GetOnFlyStatus()) return kFALSE;
-
- //if (v1->Pt() < pMin) return kFALSE; ***
-
- const AliAODTrack *ntrack1=(AliAODTrack *)v1->GetDaughter(1);
- const AliAODTrack *ptrack1=(AliAODTrack *)v1->GetDaughter(0);
-
- if( !ntrack1 || !ptrack1 ) return kFALSE;
- if( !AcceptTrackV0(ntrack1) ) return kFALSE;
- if( !AcceptTrackV0(ptrack1) ) return kFALSE;
-
- if( ntrack1->Charge() == ptrack1->Charge())
- return kFALSE;
-
- // Daughters: pseudo-rapidity cut
- if ( TMath::Abs(ntrack1->Eta()) > fMaxEtaDaughter ||
- TMath::Abs(ptrack1->Eta()) > fMaxEtaDaughter )
- return kFALSE;
-
- // Daughters: transverse momentum cut
- if ( ( ntrack1->Pt() < fMinPtDaughter ) ||
- ( ptrack1->Pt() < fMinPtDaughter ) )
- return kFALSE;
-
- // Daughters: Impact parameter of daughter to prim vtx
- Float_t xy = v1->DcaNegToPrimVertex();
- if (TMath::Abs(xy)<fDCAToPrimVtx) return kFALSE;
- xy = v1->DcaPosToPrimVertex();
- if (TMath::Abs(xy)<fDCAToPrimVtx) return kFALSE;
-
- // Daughters: DCA
- Double_t dca = v1->DcaV0Daughters();
- if (dca>fMaxDCADaughter) return kFALSE;
-
- // V0: Cosine of the pointing angle
- Double_t cpa=v1->CosPointingAngle(vtx);
- if (cpa<fMinCPA) return kFALSE;
-
- // V0: Fiducial volume
- Double_t xyz[3]; v1->GetSecondaryVtx(xyz);
- Double_t r2=xyz[0]*xyz[0] + xyz[1]*xyz[1];
- if (r2<0.9*0.9) return kFALSE;
- if (r2>lMax*lMax) return kFALSE;
-
- return kTRUE;
-}
-
-//___________________________________________________________________________________________
-
-static Double_t dPHI(Double_t phi1, Double_t phi2)
-{
- // Calculate the phi difference between two tracks
- Double_t deltaPhi = phi1 - phi2;
-
- if (deltaPhi<-TMath::PiOver2()) deltaPhi = deltaPhi + 2*(TMath::Pi());
- if (deltaPhi>(3*TMath::PiOver2())) deltaPhi = deltaPhi - 2*(TMath::Pi());
- return deltaPhi;
-}
-
-//___________________________________________________________________________________________
-
-static Double_t MyRapidity(Double_t rE, Double_t rPz)
-{
- // Local method for rapidity
- return 0.5*TMath::Log((rE+rPz)/(rE-rPz+1.e-13));
-}
-
-//___________________________________________________________________________________________
-
-static Int_t EqualPt(AliAODTrack *trk, const AliAODTrack *nTrk, const AliAODTrack *pTrk)
-{
- // Local method to compaire the momentum between two tracks
-
- double const kEpsilon = 0.000001;
- Int_t isSamePt = 0;
-
- Double_t p[3]; trk->GetPxPyPz(p);
- Double_t pNegTrk[3]; nTrk->GetPxPyPz(pNegTrk);
- Double_t pPosTrk[3]; pTrk->GetPxPyPz(pPosTrk);
-
- if( ( fabs(p[0]-pNegTrk[0])<kEpsilon &&
- fabs(p[1]-pNegTrk[1])<kEpsilon &&
- fabs(p[2]-pNegTrk[2])<kEpsilon )
- ||
- ( fabs(p[0]-pPosTrk[0])<kEpsilon &&
- fabs(p[1]-pPosTrk[1])<kEpsilon &&
- fabs(p[2]-pPosTrk[2])<kEpsilon ) )
- isSamePt = 1;
-
- return isSamePt;
-
-}
-
-//___________________________________________________________________________________________
-
-void AliAnalysisTaskLambdaOverK0sJets::RecCascade(AliAODTrack *trk1,const AliAODTrack *trk2,const AliAODTrack *trkBch,TString histo)
-{
- // Local method to reconstruct cascades candidates from the combinations of three tracks
- // The input tracks correspond to the trigger particle and the daughter tracks of the V0 candidate (correlation step)
- // The trigger particle track will be always consider as a possible daughter of the V0 which coming from the Cascade decay.
- // The daughters of the V0 candidates are switched to be the bachelor track for the Cascade reconstruction.
-
- Double_t lMassBach=0., lPtot2Bach=0., lEBach=0.;
- Double_t lMassLambda=0., lPtot2Lambda=0., lELambda = 0.;
- Double_t pLambda[3] = {0.,0.,0.};
- Double_t pCascade[3] = {0.,0.,0.};
- Double_t lMassCascade = 0., lPtot2Cascade=0.;
-
- // Two loops are done to consider the posibility to reconstruct a Xi or an Omega
- for(Int_t i=0;i<2;i++){
-
- // 0. Check the charge for both tracks: trk1 & trk2.
- // Usefull in the Lambda step.
- if( trk1->Charge() == trk2->Charge() )
- continue;
-
- // 1. Bachelor: Allocation for the track
- if(i==0) // Xi
- lMassBach = TDatabasePDG::Instance()->GetParticle(kPiMinus)->Mass();
- else if(i==1) //Omega
- lMassBach = TDatabasePDG::Instance()->GetParticle(kKMinus)->Mass();
-
- lPtot2Bach = TMath::Power(trkBch->P(),2);
-
- lEBach = TMath::Sqrt(lPtot2Bach + lMassBach*lMassBach);
-
- // 2. Lambda: Kinematical properties
- lMassLambda = TDatabasePDG::Instance()->GetParticle(kLambda0)->Mass();
-
- pLambda[0] = trk1->Px() + trk2->Px();
- pLambda[1] = trk1->Py() + trk2->Py();
- pLambda[2] = trk1->Pz() + trk2->Pz();
-
- lPtot2Lambda = pLambda[0]*pLambda[0] + pLambda[1]*pLambda[1] + pLambda[2]*pLambda[2];
-
- lELambda = TMath::Sqrt(lPtot2Lambda + lMassLambda*lMassLambda);
-
- // 3. Cascade: Reconstruction
- pCascade[0] = pLambda[0] + trkBch->Px();
- pCascade[1] = pLambda[1] + trkBch->Py();
- pCascade[2] = pLambda[2] + trkBch->Pz();
-
- lPtot2Cascade = pCascade[0]*pCascade[0] + pCascade[1]*pCascade[1] + pCascade[2]*pCascade[2];
-
- lMassCascade = TMath::Sqrt( TMath::Power(lEBach+lELambda,2) - lPtot2Cascade );
-
- // 4. Filling histograms
- if( histo.Contains("K0s") ) {
- if(i==0)
- fK0sMassCascade->Fill(lMassCascade,1);
- else if(i==1)
- fK0sMassCascade->Fill(lMassCascade,3);
- }
- else if( histo.Contains("Lambda") ) {
- if(i==0)
- fLambdaMassCascade->Fill(lMassCascade,1);
- else if(i==1)
- fLambdaMassCascade->Fill(lMassCascade,3);
- }
-
-
- }
-
-}
-
-//___________________________________________________________________________________________
-
-TArrayD* AliAnalysisTaskLambdaOverK0sJets::V0Loop(AliAODTrack *trkTrig, V0LoopStep_t step, Bool_t isTriggered)
-{
- // Three options for the 'step' variable:
- // 1) TriggerCheck
- // 2) Reconstruction and Correlation
- // 3) Mixed event
-
- Double_t ptTrig = -100.;
- Double_t phiTrig = -100.;
- Double_t etaTrig = -100.;
-
- if( step==kTriggerCheck || isTriggered ){
- ptTrig = trkTrig->Pt();
- phiTrig = trkTrig->Phi();
- etaTrig = trkTrig->Eta();
- }
-
- // ---- 1) TriggerCheck: Variables used to crosscheck if trigger particle is a V0 daughter ---- //
- Int_t isTrigFromV0daug = 0, isV0LP = 0;
- Double_t ptV0LP = -1000.;
-
-
- // *************************************************
- // Centrality selection
- AliCentrality *cent = fAOD->GetCentrality();
- Double_t centrality = cent->GetCentralityPercentile("V0M");
-
- // *************************************************
- // MC Event
- TClonesArray *stackMC = 0x0;
- Double_t mcXv=0., mcYv=0., mcZv=0.;
-
- if(fIsMC){
- TList *lst = fAOD->GetList();
- stackMC = (TClonesArray*)lst->FindObject(AliAODMCParticle::StdBranchName());
- if (!stackMC) {
- Printf("ERROR: stack not available");
- }
-
- AliAODMCHeader *mcHdr =
- (AliAODMCHeader*)lst->FindObject(AliAODMCHeader::StdBranchName());
-
- mcXv=mcHdr->GetVtxX(); mcYv=mcHdr->GetVtxY(); mcZv=mcHdr->GetVtxZ();
- }
-
- // *************************************************
- // V0 loop - AOD
- const AliAODVertex *vtx=fAOD->GetPrimaryVertex();
- Double_t xv=vtx->GetX(), yv=vtx->GetY(), zv=vtx->GetZ();
- Int_t nV0sTot = fAOD->GetNumberOfV0s();
- for (Int_t iV0 = 0; iV0 < nV0sTot; iV0++) {
-
- AliAODv0 *v0=fAOD->GetV0(iV0);
- if (!v0) continue;
- if (!AcceptV0(fAOD->GetPrimaryVertex(),v0)) continue;
-
- const AliAODTrack *ntrack=(AliAODTrack *)v0->GetDaughter(1);
- const AliAODTrack *ptrack=(AliAODTrack *)v0->GetDaughter(0);
-
- // Decay vertex
- Double_t xyz[3]; v0->GetSecondaryVtx(xyz);
- Double_t dx=xyz[0]-xv, dy=xyz[1]-yv;
-
- // Decay lenght and pt
- Double_t lt=TMath::Sqrt(dx*dx + dy*dy);
- Double_t pt=TMath::Sqrt(v0->Pt2V0());
-
- Double_t dlK = 0.4977*lt/pt;
- Double_t dlL = 1.1157*lt/pt;
-
- // ctau
- Bool_t ctK=kTRUE; if (dlK > fMaxCtau*2.68 || dlK < fMinCtau*2.68) ctK=kFALSE;
- Bool_t ctL=kTRUE; if (dlL > fMaxCtau*7.89 || dlL < fMinCtau*7.89) ctL=kFALSE;
-
- // Armenteros variables:
- Double_t lAlphaV0 = v0->AlphaV0();
- Double_t lPtArmV0 = v0->PtArmV0();
-
- // MC Association:
- Bool_t lComeFromSigma = kFALSE;
- Bool_t lCheckMcK0Short = kFALSE;
- Bool_t lCheckMcLambda = kFALSE;
- Bool_t lCheckMcAntiLambda = kFALSE;
-
- Int_t lMCAssocNegDaug = 0;
- Int_t lMCAssocPosDaug = 0;
-
- // ********* MC - Association *********
- // In case of injected-MC, the correlations might be done with only natural particles
- Bool_t isNaturalPart = kTRUE;
- if(step==kCorrelation){ //Correlation
-
- if(fIsMC){
- if(!stackMC) goto noas;
-
- Int_t ntrkMC=stackMC->GetEntriesFast();
-
- Int_t nlab = TMath::Abs(ntrack->GetLabel());//** UInt_t
- Int_t plab = TMath::Abs(ptrack->GetLabel());
-
- // To avoid futher problems
- if ( (nlab<0 || plab<0) ||
- (nlab>=ntrkMC || plab>=ntrkMC) )
- goto noas;
-
- AliAODMCParticle *nPart=(AliAODMCParticle*)stackMC->UncheckedAt(nlab);
- AliAODMCParticle *pPart=(AliAODMCParticle*)stackMC->UncheckedAt(plab);
- // MC origin of daughters: Primaries?
- if( nPart->IsPhysicalPrimary() ) lMCAssocNegDaug = 1;
- if( pPart->IsPhysicalPrimary() ) lMCAssocPosDaug = 1;
-
- if(!nPart || !pPart) goto noas;
-
- if ( TMath::Abs(nPart->Eta()) > fMaxEtaDaughter ||
- TMath::Abs(pPart->Eta()) > fMaxEtaDaughter )
- goto noas;
-
- // Daughter momentum cut
- if ( ( nPart->Pt() < fMinPtDaughter ) ||
- ( pPart->Pt() < fMinPtDaughter ) )
- goto noas;
-
- // ----------------------------------------
-
- Int_t lPDGCodeNegDaughter = nPart->GetPdgCode();
- Int_t lPDGCodePosDaughter = pPart->GetPdgCode();
-
- Int_t ipMother = pPart->GetMother();
- Int_t inMother = nPart->GetMother();
-
- if(inMother<0 || inMother>=ntrkMC) lMCAssocNegDaug = 5;
- if(ipMother<0 || ipMother>=ntrkMC) lMCAssocPosDaug = 5;
-
- if(inMother<0 || inMother>=ntrkMC) { goto noas;}
- if(inMother != ipMother) { // did the negative daughter decay ?
- AliAODMCParticle *negMotherOfMotherPart = (AliAODMCParticle*)stackMC->UncheckedAt(inMother);
- if (negMotherOfMotherPart->GetMother() != ipMother)
- goto noas;
- }
-
- if (ipMother<0 || ipMother>=ntrkMC)
- goto noas;
-
- AliAODMCParticle *p0=(AliAODMCParticle*)stackMC->UncheckedAt(ipMother);
- if(!p0)
- goto noas;
-
- // ----------------------------------------
-
- if ( (ipMother>=fEndOfHijingEvent) &&
- (fEndOfHijingEvent!=-1) &&
- (p0->GetMother()<0) )
- isNaturalPart = kFALSE;
- else isNaturalPart = kTRUE;
-
- // ----------------------------------------
-
- if(fSeparateInjPart && !isNaturalPart) goto noas;
-
- Int_t lPDGCodeV0 = p0->GetPdgCode();
-
- // MC origin of daughters:
- //Decay from Weak Decay?
- if( (TMath::Abs(lPDGCodeV0) == kK0Short) || (TMath::Abs(lPDGCodeV0) == kLambda0) ||
- (TMath::Abs(lPDGCodeV0) == kSigmaMinus) || (TMath::Abs(lPDGCodeV0) == kSigmaPlus) ||
- (TMath::Abs(lPDGCodeV0) == kSigma0) || (TMath::Abs(lPDGCodeV0) == kXiMinus) ||
- (TMath::Abs(lPDGCodeV0) == kOmegaMinus) )
- { lMCAssocNegDaug = 2; lMCAssocPosDaug = 2; }
- // Gamma conversion
- else if( TMath::Abs(lPDGCodeV0) == kGamma )
- { lMCAssocNegDaug = 3; lMCAssocPosDaug = 3; }
- // Unidentied mother:
- else
- { lMCAssocNegDaug = 4; lMCAssocPosDaug = 4; }
-
-
- Int_t lIndexMotherOfMother = p0->GetMother();
- Int_t lPdgcodeMotherOfMother = 0;
- if (lIndexMotherOfMother ==-1) lPdgcodeMotherOfMother = 0;
- else {
- AliAODMCParticle *lMCAODMotherOfMother=(AliAODMCParticle*)stackMC->UncheckedAt(lIndexMotherOfMother);
- if (!lMCAODMotherOfMother) {lPdgcodeMotherOfMother=0;}
- lPdgcodeMotherOfMother = lMCAODMotherOfMother->GetPdgCode();
- }
-
- // Daughter momentum cut: ! FIX it in case of AOD ! //MC or REc
- if ( (nPart->Pt() < fMinPtDaughter ) ||
- (pPart->Pt() < fMinPtDaughter ) )
- goto noas;
-
- if( (lPDGCodeV0 != kK0Short) &&
- (lPDGCodeV0 != kLambda0) &&
- (lPDGCodeV0 != kLambda0Bar) )
- goto noas;
-
-
- lComeFromSigma = kFALSE;
- lCheckMcK0Short = kFALSE;
- lCheckMcLambda = kFALSE;
- lCheckMcAntiLambda = kFALSE;
-
- // ----------------------------------------
-
- // K0s
- if( (lPDGCodePosDaughter==+211) && (lPDGCodeNegDaughter==-211) &&
- (inMother==ipMother) && (lPDGCodeV0==310) ) {
-
- if ( ((AliAODMCParticle*)stackMC->UncheckedAt(ipMother))->IsPrimary() )
- lCheckMcK0Short = kTRUE;
-
- }
- // Lambda
- else if( (lPDGCodePosDaughter==+2212) && (lPDGCodeNegDaughter==-211) &&
- (inMother==ipMother) && (lPDGCodeV0==3122) ){
-
- if ( ( TMath::Abs(lPdgcodeMotherOfMother) == 3212) ||
- ( TMath::Abs(lPdgcodeMotherOfMother) == 3224) ||
- ( TMath::Abs(lPdgcodeMotherOfMother) == 3214) ||
- ( TMath::Abs(lPdgcodeMotherOfMother) == 3114)
- ) lComeFromSigma = kTRUE;
- else lComeFromSigma = kFALSE;
-
- if ( ((AliAODMCParticle*)stackMC->UncheckedAt(ipMother))->IsPrimary() ||
- ( !(((AliAODMCParticle*)stackMC->UncheckedAt(ipMother))->IsPrimary() )
- && (lComeFromSigma==kTRUE) )
- ) lCheckMcLambda = kTRUE;
-
- }
- // AntiLambda
- else if( (lPDGCodePosDaughter==211) && (lPDGCodeNegDaughter==-2212) &&
- (inMother==ipMother) && (lPDGCodeV0==-3122) ) {
-
-
- if ( ( TMath::Abs(lPdgcodeMotherOfMother) == 3212) ||
- ( TMath::Abs(lPdgcodeMotherOfMother) == 3224) ||
- ( TMath::Abs(lPdgcodeMotherOfMother) == 3214) ||
- ( TMath::Abs(lPdgcodeMotherOfMother) == 3114)
- ) lComeFromSigma = kTRUE;
- else lComeFromSigma = kFALSE;
-
- if ( ((AliAODMCParticle*)stackMC->UncheckedAt(ipMother))->IsPrimary() ||
- ( (!((AliAODMCParticle*)stackMC->UncheckedAt(ipMother))->IsPrimary())
- && (lComeFromSigma==kTRUE) )
- ) lCheckMcAntiLambda = kTRUE;
-
- }
-
- // ----------------------------------------
-
- if ((p0->Pt())<pMin) goto noas;
- if (TMath::Abs(p0->Y())>fYMax ) goto noas;
-
- Double_t dxAs = mcXv - p0->Xv(), dyAs = mcYv - p0->Yv(), dzAs = mcZv - p0->Zv();
- Double_t l = TMath::Sqrt(dxAs*dxAs + dyAs*dyAs + dzAs*dzAs);
-
- dxAs = mcXv - pPart->Xv(); dyAs = mcYv - pPart->Yv();
- //Double_t ltAs = TMath::Sqrt(dxAs*dxAs + dyAs*dyAs);
- Double_t ptAs = p0->Pt();
- Double_t rapAs = p0->Y();
- Double_t etaAs = p0->Eta();
-
- if (l < 0.01) { // Primary V0
-
- if(ctK && lCheckMcK0Short){
- fK0sAssocPt->Fill(ptAs);
- fK0sAssocPtLt->Fill(ptAs,rapAs,centrality);
- fK0sAssocPtRap->Fill(ptAs,rapAs);
- fK0sAssocPtEta->Fill(ptAs,etaAs);
-
- if(lPtArmV0 > TMath::Abs(0.2*lAlphaV0) )
- fK0sAssocPtLtArm->Fill(ptAs,rapAs,centrality);
-
- }
- else if(ctL && lCheckMcLambda) {
- fLambdaAssocPt->Fill(ptAs);
- fLambdaAssocPtLt->Fill(ptAs,rapAs,centrality);
- fLambdaAssocPtRap->Fill(ptAs,rapAs);
- fLambdaAssocPtEta->Fill(ptAs,etaAs);
-
- if(lPtArmV0 < TMath::Abs(0.2*lAlphaV0) )
- fLambdaAssocPtLtArm->Fill(ptAs,rapAs,centrality);
- }
- /*
- else if (ctL && lCheckMcAntiLambda){
- fAntiLambdaAssocPt->Fill(ptAs);
- fAntiLambdaAssocPtLt->Fill(ptAs,ltAs,centrality);
- fAntiLambdaAssocPtRap->Fill(ptAs,rapAs);
- fAntiLambdaAssocPtEta->Fill(ptAs,etaAs);
- }
- */
-
- }
-
- // After the kinematical selection of K0s and Lambdas
- // it might be that the daugthers are not identified through MC Association
- if(lMCAssocNegDaug==0)
- lMCAssocNegDaug = 5;
- if(lMCAssocPosDaug==0)
- lMCAssocPosDaug = 5;
-
-
- } // End MC-Association
-
- // ************************************
-
- }// End Correlation Step
-
- noas:
-
- Double_t pNeg = -100.;
- Double_t pPos = -100.;
- Double_t dedxNeg = -1000.;
- Double_t dedxPos = -1000.;
-
- Double_t nsigPosPion = 0.;
- Double_t nsigPosProton = 0.;
- Double_t nsigNegPion = 0.;
- Double_t nsigNegProton = 0.;
-
- if(fUsePID) {
- const AliAODPid *pidNeg = ntrack->GetDetPid();
- const AliAODPid *pidPos = ptrack->GetDetPid();
-
- if (pidNeg && pidPos) {
- pNeg = pidNeg->GetTPCmomentum();
- pPos = pidPos->GetTPCmomentum();
- dedxNeg = pidNeg->GetTPCsignal()/47.;
- dedxPos = pidPos->GetTPCsignal()/47.;
- }
-
- nsigPosPion = TMath::Abs(fPIDResponse->NumberOfSigmasTPC(ptrack,AliPID::kPion));
- nsigPosProton = TMath::Abs(fPIDResponse->NumberOfSigmasTPC(ptrack,AliPID::kProton));
- nsigNegPion = TMath::Abs(fPIDResponse->NumberOfSigmasTPC(ntrack,AliPID::kPion));
- nsigNegProton = TMath::Abs(fPIDResponse->NumberOfSigmasTPC(ntrack,AliPID::kProton));
- }
-
- Double_t dcaNeg = -100.;
- Double_t dcaPos = -100.;
- Double_t lPtNeg = -100.;
- Double_t lPtPos = -100.;
-
- Double_t dca = -100;
- Double_t cpa = -100;
- Double_t lEta = -100.;
- Double_t lPhi = -100.;
-
- Double_t radio = -100.;
- Double_t dPhi = -100.;
- Double_t dEta = -100.;
-
- /*
- // Good regions
- lPhi = v0->Phi();
- if(lPhi>0. && lPhi<1.8) continue;
- if(lPhi>2.2 && lPhi<3.8) continue;
- if(lPhi>4.2 && lPhi<5.8) continue;
- */
-
- /*
- // Bad regions
- lPhi = v0->Phi();
- if(lPhi>1.8 && lPhi<2.2) continue;
- if(lPhi>3.8 && lPhi<4.2) continue;
- if(lPhi>5.8 && lPhi<6.2) continue;
- */
-
- if(step==kCorrelation){//Correlation
- dcaNeg = v0->DcaNegToPrimVertex();
- dcaPos = v0->DcaPosToPrimVertex();
- lPtNeg = ntrack->Pt();
- lPtPos = ptrack->Pt();
-
- dca = v0->DcaV0Daughters();
- cpa = v0->CosPointingAngle(fAOD->GetPrimaryVertex());
- lEta = v0->PseudoRapV0();
- lPhi = v0->Phi();
-
- lPhi = ( (lPhi < 0) ? lPhi + 2*TMath::Pi() : lPhi );
- dPhi = dPHI(phiTrig,lPhi);
- dEta = etaTrig - v0->PseudoRapV0();
- radio = TMath::Sqrt(dPhi*dPhi + dEta*dEta);
- }
-
- // Comparing the pt of the trigger particle wrt the v0-candidate's daughter:
- // It is used as well for the side-band subtraction
- Int_t isSameTrk = -1;
- isSameTrk = EqualPt(trkTrig,ntrack,ptrack);
-
- // *******************
- // Disentangle the V0 candidate
-
- Double_t massK0s = 0., mK0s = 0., sK0s = 0.;
- Double_t massLambda = 0., mLambda = 0., sLambda = 0.;
- Double_t massAntiLambda = 0.;
-
- Bool_t isCandidate2K0s = kFALSE;
- massK0s = v0->MassK0Short();
- mK0s = TDatabasePDG::Instance()->GetParticle(kK0Short)->Mass();
- sK0s = 0.0044 + (0.008-0.0044)/(10-1)*(pt - 1.);
- if (ctK && (TMath::Abs(v0->RapK0Short())<fYMax) &&
- (nsigNegPion < fNSigma) && (nsigPosPion < fNSigma) &&
- (TMath::Abs(mK0s-massK0s) < 3*sK0s) )
- isCandidate2K0s = kTRUE;
-
- Bool_t isCandidate2Lambda = kFALSE;
- massLambda = v0->MassLambda();
- mLambda = TDatabasePDG::Instance()->GetParticle(kLambda0)->Mass();
- //s=0.0027 + (0.004-0.0027)/(10-1)*(pt-1);
- //s=0.0015 + (0.002-0.0015)/(2.6-1)*(pt-1);
- sLambda=0.0023 + (0.004-0.0023)/(6-1)*(pt-1);
- if (ctL && (TMath::Abs(v0->RapLambda())<fYMax) &&
- (nsigNegPion < fNSigma) &&
- (nsigPosProton < fNSigma) &&
- (TMath::Abs(mLambda-massLambda) < 3*sLambda) )
- isCandidate2Lambda = kTRUE;
-
- Bool_t isCandidate2LambdaBar = kFALSE;
- massAntiLambda = v0->MassAntiLambda();
- if (ctL && (TMath::Abs(v0->RapLambda())<fYMax) &&
- (nsigPosPion < fNSigma) &&
- (nsigNegProton < fNSigma) &&
- (TMath::Abs(mLambda-massAntiLambda) < 3*sLambda) )
- isCandidate2LambdaBar = kTRUE;
-
-
- // *******************
- // K0s selection
- // *******************
- if (ctK && (TMath::Abs(v0->RapK0Short())<fYMax) &&
- (nsigNegPion < fNSigma) && (nsigPosPion < fNSigma)
- //&& (lPtArmV0 > TMath::Abs(0.2*lAlphaV0) )
- && !isCandidate2Lambda && !isCandidate2LambdaBar) {
-
- switch(step) {
- case kTriggerCheck:
-
- if (isCandidate2K0s){
- if(pt>ptTrig){
- isV0LP = 1;
- ptV0LP = pt;
- }
-
- isTrigFromV0daug = isSameTrk;
- if(isTrigFromV0daug)
- Printf(" The LP has the same momentum in X and Y as one of the K0s daughters *** iV0 %d",iV0);
- }
-
- break; // End K0s selection for TriggerCheck
- case kCorrelation:
-
- fK0sMass->Fill(massK0s,pt,0);
- fK0sPtvsEta->Fill(pt,lEta,0);
- fK0sPtvsRap->Fill(pt,v0->RapK0Short(),0);
- if(centrality<10) fK0sMass->Fill(massK0s,pt,1);
-
- if( lPtArmV0 > TMath::Abs(0.2*lAlphaV0) )
- fK0sMass->Fill(massK0s,pt,2);
-
- if(pt>2. && pt<5.)
- fK0sMassPtPhi->Fill(massK0s,pt,lPhi);
-
- if(isTriggered && isNaturalPart){
-
- fK0sMass->Fill(massK0s,pt,3);
- fK0sPtvsEta->Fill(pt,lEta,1);
- fK0sPtvsRap->Fill(pt,v0->RapK0Short(),1);
-
- fK0sMassPtvsPtL->Fill(massK0s,pt,ptTrig);
- if(centrality<10) fK0sMass->Fill(massK0s,pt,4);
-
- }
- // Invariant Mass cut
- if (TMath::Abs(mK0s-massK0s) < 3*sK0s) {
-
- fK0sPtLtSB->Fill(pt,lt);
- fK0sEtaPhi->Fill(lPhi,lEta);
-
- fK0sPtvsEta->Fill(pt,lEta,2);
- fK0sPtvsRap->Fill(pt,v0->RapK0Short(),2);
- fHistArmenterosPodolanski->Fill(lAlphaV0,lPtArmV0,0);
-
- if(isTriggered && isNaturalPart){
-
- fHistArmenterosPodolanski->Fill(lAlphaV0,lPtArmV0,2);
- fK0sPtvsEta->Fill(pt,lEta,3);
- fK0sPtvsRap->Fill(pt,v0->RapK0Short(),3);
- //fK0sSiPtL->Fill(pt,lt,ptTrig);
- //fK0sDaughtersPt->Fill(lPtNeg,lPtPos);
-
- fK0sdPhiPtAssocPtL->Fill(dPhi,pt,ptTrig);
-
- // *** pt bin and centrality
- for(Int_t k=0;k<kN1;k++)
- if( (pt>kPtBinV0[k]) && (pt<kPtBinV0[k+1]) ){
-
- fK0sdPhidEtaPtL[k]->Fill(dPhi,dEta,zv);
- if(lPtArmV0 > TMath::Abs(0.2*lAlphaV0))
- fK0sdPhidEtaPtL2[k]->Fill(dPhi,dEta,zv);
-
- if(centrality<10){
- fK0sdPhidEtaPtLCent[k]->Fill(dPhi,dEta,zv);
- if(lPtArmV0 > TMath::Abs(0.2*lAlphaV0))
- fK0sdPhidEtaPtLCent2[k]->Fill(dPhi,dEta,zv);
- }
-
- if(radio < 0.4)
- fK0sDCADaugToPrimVtx->Fill(dcaPos,dcaNeg,ptTrig);
-
- } // End selection pt bin
-
- } // End triggered selection
-
- } // End selection in mass
-
- if( TMath::Abs(mK0s-massK0s + 6.5*sK0s) < 1.5*sK0s ||
- TMath::Abs(mK0s-massK0s - 6.5*sK0s) < 1.5*sK0s ) {
-
- fK0sEtaPhi->Fill(lPhi,lEta,-1);
- fK0sPtLtSB->Fill(pt,lt,-1);
-
- // if(radio < 0.4) // Under the peak
- fHistArmPodBckg->Fill(lAlphaV0,lPtArmV0,0);
-
- if( !isSameTrk && isTriggered && isNaturalPart){
-
- //fK0sSiPtL->Fill(pt,lt,ptTrig,-1);
- fHistArmPodBckg->Fill(lAlphaV0,lPtArmV0,1);
-
- // Pt bin
- for(Int_t k=0;k<kN1;k++)
- if( (pt>kPtBinV0[k]) && (pt<kPtBinV0[k+1]) ){
-
- fK0sdPhidEtaPtLBckg[k]->Fill(dPhi,dEta,zv);
- if(lPtArmV0 > TMath::Abs(0.2*lAlphaV0))
- fK0sdPhidEtaPtLBckg2[k]->Fill(dPhi,dEta,zv);
-
- if(centrality<10){
- fK0sdPhidEtaPtLCentBckg[k]->Fill(dPhi,dEta,zv);
- if(lPtArmV0 > TMath::Abs(0.2*lAlphaV0))
- fK0sdPhidEtaPtLCentBckg2[k]->Fill(dPhi,dEta,zv);
- }
-
-
- if(radio < 0.4){ // Under the correlation peak
- //fHistArmPodBckg->Fill(lAlphaV0,lPtArmV0,1);
- fK0sBckgDecLength->Fill(dlK,ptTrig);
- fK0sBckgDCADaugToPrimVtx->Fill(dcaPos,dcaNeg,ptTrig);
- fK0sBckgEtaPhi->Fill(lPhi,lEta);
- fK0sBckgPhiRadio->Fill(lPhi,lt);
-
- // MC Association of daughter particles
- for(Int_t ii=0;ii<5;ii++){
- if(lMCAssocNegDaug == ii){
- fK0sBckgDCANegDaugToPrimVtx->Fill(ii,dcaNeg);
- //if eta selection for the trigger particle
- }
- if(lMCAssocPosDaug == ii){
- fK0sBckgDCAPosDaugToPrimVtx->Fill(ii,dcaPos);
- //if eta selection for the trigger particle
- }
-
- }
-
- RecCascade(trkTrig,ntrack,ptrack,"K0s");
- RecCascade(trkTrig,ptrack,ntrack,"K0s");
-
- }// End salection in the correlation peak
-
- } // End selection pt bin
-
- } // End triggered selection
-
- }// End selection in outside the mass cut
-
- break; // End K0s selection for Corrleation
- default:
- Printf( " Selection of 'step' is not set properly");
- break;
-
- }// End switch
-
- } // End K0s selection
-
- // *******************
- // Lambda selection
- // *******************
- if ( ctL && (TMath::Abs(v0->RapLambda())<fYMax) &&
- (nsigNegPion < fNSigma) && (nsigPosProton < fNSigma)
- //&& (lPtArmV0 < TMath::Abs(0.2*lAlphaV0) )
- && !isCandidate2K0s && !isCandidate2LambdaBar) {
-
-
- switch(step) {
- case kTriggerCheck:
-
- if (isCandidate2Lambda){
- if(pt>ptTrig) {
- isV0LP = 1;
- ptV0LP = pt;
- }
-
- isTrigFromV0daug = isSameTrk;
- if(isTrigFromV0daug)
- Printf(" The LP has the same momentum in X and Y as one of the Lambda daughters *** iV0 %d",iV0);
- }
-
- break; // End Lambda selection for TriggerCheck
- case kCorrelation:
-
- if(fUsePID)
- fLambdadEdx->Fill(pPos,dedxPos);
-
- fLambdaMass->Fill(massLambda,pt,0);
- fLambdaPtvsEta->Fill(pt,lEta,0);
- fLambdaPtvsRap->Fill(pt,v0->RapLambda(),0);
- if(centrality<10) fLambdaMass->Fill(massLambda,pt,1);
-
- if( lPtArmV0 < TMath::Abs(0.2*lAlphaV0) )
- fLambdaMass->Fill(massLambda,pt,2);
-
-
- if(pt>2. && pt<5.)
- fLambdaMassPtPhi->Fill(massLambda,pt,lPhi);
-
- if( isTriggered && isNaturalPart ){
-
- fLambdaMass->Fill(massLambda,pt,3);
- fLambdaPtvsEta->Fill(pt,lEta,1);
- fLambdaPtvsRap->Fill(pt,v0->RapLambda(),1);
-
- fLambdaMassPtvsPtL->Fill(massLambda,pt,ptTrig);
- if(centrality<10) fLambdaMass->Fill(massLambda,pt,4);
-
- }
- // Invariant Mass cut
- if (TMath::Abs(mLambda-massLambda) < 3*sLambda) {
-
- fDCA->Fill(dca,1);
- fCPA->Fill(cpa,1);
- fLambdaPtLtSB->Fill(pt,lt);
- fLambdaEtaPhi->Fill(lPhi,lEta);
-
- fLambdaPtvsEta->Fill(pt,lEta,2);
- fLambdaPtvsRap->Fill(pt,v0->RapLambda(),2);
- fHistArmenterosPodolanski->Fill(lAlphaV0,lPtArmV0,0);
-
- if( isTriggered && isNaturalPart ){
- fHistArmenterosPodolanski->Fill(lAlphaV0,lPtArmV0,2);
- fLambdaPtvsEta->Fill(pt,lEta,3);
- fLambdaPtvsRap->Fill(pt,v0->RapLambda(),3);
- //fLambdaSiPtL->Fill(pt,lt,ptTrig); //***
- //fLambdaDaughtersPt->Fill(lPtNeg,lPtPos);
-
- fLambdadPhiPtAssocPtL->Fill(dPhi,pt,ptTrig);
-
- // *** pt bin and centrality
- for(Int_t k=0;k<kN1;k++)
- if( (pt>kPtBinV0[k]) && (pt<kPtBinV0[k+1]) ){
- fLambdadPhidEtaPtL[k]->Fill(dPhi,dEta,zv);
-
- if( lPtArmV0 < TMath::Abs(0.2*lAlphaV0) )
- fLambdadPhidEtaPtL2[k]->Fill(dPhi,dEta,zv);
-
- if(centrality<10){
- fLambdadPhidEtaPtLCent[k]->Fill(dPhi,dEta,zv);
- if( lPtArmV0 < TMath::Abs(0.2*lAlphaV0) )
- fLambdadPhidEtaPtLCent2[k]->Fill(dPhi,dEta,zv);
- }
-
- if(radio < 0.4)
- fLambdaDCADaugToPrimVtx->Fill(dcaPos,dcaNeg,ptTrig);
-
- } // End selection pt bin
-
- } // End triggered selection
-
- } // End selection in mass
-
- if( (TMath::Abs(mLambda-massLambda + 6.5*sLambda) < 1.5*sLambda) ||
- (TMath::Abs(mLambda-massLambda - 6.5*sLambda) < 1.5*sLambda) ){
-
- fCPA->Fill(cpa,-1);
- fDCA->Fill(dca,-1);
- fLambdaPtLtSB->Fill(pt,lt,-1);
- fLambdaEtaPhi->Fill(lPhi,lEta,-1);
-
- // if(radio < 0.4)
- fHistArmPodBckg->Fill(lAlphaV0,lPtArmV0,2);
-
- if( !isSameTrk && isTriggered && isNaturalPart ){
-
- //fLambdaSiPtL->Fill(pt,lt,ptTrig,-1); //***
- fHistArmPodBckg->Fill(lAlphaV0,lPtArmV0,3);
-
- // Pt bin
- for(Int_t k=0;k<kN1;k++)
- if( (pt>kPtBinV0[k]) && (pt<kPtBinV0[k+1]) ){
-
- fLambdadPhidEtaPtLBckg[k]->Fill(dPhi,dEta,zv);
- if( lPtArmV0 < TMath::Abs(0.2*lAlphaV0) )
- fLambdadPhidEtaPtLBckg2[k]->Fill(dPhi,dEta,zv);
-
- if(centrality<10){
- fLambdadPhidEtaPtLCentBckg[k]->Fill(dPhi,dEta,zv);
- if( lPtArmV0 < TMath::Abs(0.2*lAlphaV0) )
- fLambdadPhidEtaPtLCentBckg2[k]->Fill(dPhi,dEta,zv);
- }
-
- if(radio < 0.4){ // Under the peak
- //fHistArmPodBckg->Fill(lAlphaV0,lPtArmV0,3);
- fLambdaBckgDecLength->Fill(dlL,ptTrig);
- fLambdaBckgDCADaugToPrimVtx->Fill(dcaPos,dcaNeg,ptTrig);
- fLambdaBckgEtaPhi->Fill(lPhi,lEta);
- fLambdaBckgPhiRadio->Fill(lPhi,lt);
-
- // MC Association of daughter particles
- for(Int_t ii=0;ii<5;ii++){
- if(lMCAssocNegDaug == ii)
- fLambdaBckgDCANegDaugToPrimVtx->Fill(ii,dcaNeg);
-
- if(lMCAssocPosDaug == ii)
- fLambdaBckgDCAPosDaugToPrimVtx->Fill(ii,dcaPos);
- }
-
- RecCascade(trkTrig,ntrack,ptrack,"Lambda");
- RecCascade(trkTrig,ptrack,ntrack,"Lambda");
-
- }// End salection in the correlation peak
-
- }// End selection pt bi
-
- }// End triggered selection
-
- }// End selection in outside the mass cut
-
- break; // End Lambda selection for Correlation
- default:
- Printf(" Selection of 'step' is not set properly");
- break;
-
- }// End switch
-
- } // End Lambda selection
-
- // *******************
- // AntiLambda selection
- // *******************
- if ( ctL && (TMath::Abs(v0->RapLambda())<fYMax) &&
- (nsigNegPion < fNSigma) && (nsigPosProton < fNSigma)
- && !isCandidate2K0s && !isCandidate2LambdaBar) {
-
- switch(step) {
- case kTriggerCheck:
-
- if (isCandidate2LambdaBar){
- if(pt>ptTrig) {
- isV0LP = 1;
- ptV0LP = pt;
- }
-
- isTrigFromV0daug = isSameTrk;
- if(isTrigFromV0daug)
- Printf(" The LP has the same momentum in X and Y as one of the AntiLambda daughters *** iV0 %d",iV0);
-
- }
- break; // End Lambda selection for Correlation
- case kCorrelation:
- break;
- default:
- Printf( " Selection of 'step' is not set properly");
- break;
- }// End switch
-
- } // End AntiLambda selection
-
- } // End V0 loop
-
- // ----------------------------
-
- TArrayD* aV0Loop = new TArrayD(3);
- aV0Loop->AddAt(isV0LP,0);
- aV0Loop->AddAt(isTrigFromV0daug,1);
- aV0Loop->AddAt(ptV0LP,2);
-
- return aV0Loop;
- delete aV0Loop;
-}
-
-//___________________________________________________________________________________________
-
-TArrayD* AliAnalysisTaskLambdaOverK0sJets::TriggerParticle()
-{
- // Obtain the trigger particle of the event to perform the correlations in phi and eta
-
- Double_t ptTrigger = -1000.;
- Int_t iTrigger = -1000;
- Double_t phiTrigger = -1000.;
- Double_t etaTrigger = -1000.;
- Int_t isTriggerFromV0Daug = -1000;
- Int_t isV0LP = -1000;
- Double_t ptV0LP = -100.;
- Int_t isSndCheck = 0;
-
- Int_t idSndTrigger = 0;
-
- // ----------------------------
- // 1. First trigger particle
-
- Int_t nTrk= fAOD->GetNumberOfTracks();
- for (Int_t i=0; i<nTrk; i++) {
-
- AliAODTrack *t = fAOD->GetTrack(i);
- if (t->IsMuonTrack()) continue;
- if (!t->IsOn(AliAODTrack::kTPCrefit)) continue;
- if (!AcceptTrack(t)) continue;
-
- Double_t xyz[3];
- // position of first point on track or dca
- if (t->GetPosition(xyz)) continue;
- if (TMath::Abs(xyz[0])>3.) continue;
- if (TMath::Abs(xyz[1])>3.) continue;
-
- Double_t pt=t->Pt(),pz=t->Pz();
- if (TMath::Abs(pz/pt)>0.8) continue;
- if (TMath::Abs(t->Eta())>0.8 ) continue;
- /// Do I need another cuts for the primary tracks?
-
- if(pt>ptTrigger) {
- ptTrigger = pt;
- iTrigger = i;
- //rapTrigger = 0.5*TMath::Log((t->E()+t->Pz())/(t->E()-t->Pz()+1.e-13));
- phiTrigger = t->Phi();
- etaTrigger = t->Eta();
- }
-
- }
-
- TArrayD* v0Audit;
- AliAODTrack *trackLP;
-
- if(iTrigger<0)
- goto endLP;
-
- // ----------------------------
-
- // 2. Checking if the trigger particle
- // might be a daughter from the V0-candidate
-
- trackLP = (AliAODTrack*)fAOD->GetTrack(iTrigger);
-
- v0Audit = V0Loop(trackLP,kTriggerCheck,kFALSE);
- isV0LP = TMath::FloorNint( v0Audit->At(0) );
- isTriggerFromV0Daug = TMath::FloorNint( v0Audit->At(1) );
- ptV0LP = v0Audit->At(2);
-
- if(isV0LP)
- fTriggerIsV0->Fill(ptV0LP);
-
- if(isTriggerFromV0Daug)
- fTriggerComingFromDaug->Fill(ptTrigger);
- else
- goto endLP;
-
- // ----------------------------
- // 3. Second trigger particle: when isV0LP is true
-
- isSndCheck = 1;
- ptTrigger = -1000.;
-
- for (Int_t i=0; i<nTrk; i++) {
- if(i == iTrigger) continue;
-
- AliAODTrack *t=fAOD->GetTrack(i);
- if (t->IsMuonTrack()) continue;
- if (!t->IsOn(AliAODTrack::kTPCrefit)) continue;
- if (!AcceptTrack(t)) continue;
-
- Double_t xyz[3];
- // position of first point on track or dca
- if (t->GetPosition(xyz)) continue;
- if (TMath::Abs(xyz[0])>3.) continue;
- if (TMath::Abs(xyz[1])>3.) continue;
-
- Double_t pt=t->Pt(),pz=t->Pz();
- if (TMath::Abs(pz/pt)>0.8) continue;
- if (TMath::Abs(t->Eta())>0.8 ) continue;
- /// Do I need another cuts for the primary tracks?
-
- if(pt>ptTrigger) {
- ptTrigger = pt;
- idSndTrigger = i;
- //rapTrigger = 0.5*TMath::Log((t->E()+t->Pz())/(t->E()-t->Pz()+1.e-13));
- phiTrigger = t->Phi();
- etaTrigger = t->Eta();
- }
-
- }
-
- iTrigger = idSndTrigger;
- trackLP = (AliAODTrack*)fAOD->GetTrack(iTrigger);
-
- v0Audit = V0Loop(trackLP,kTriggerCheck,kFALSE);
- //isV0LP = TMath::FloorNint( v0Audit->At(0) );
- isTriggerFromV0Daug = TMath::FloorNint( v0Audit->At(1) );
- //ptV0LP = v0Audit->At(2);
-
-
- // ----------------------------
- // 4. Fill the values for the array
-
- endLP:
-
- Double_t idTrigger = 1.*iTrigger;
- Double_t flagTriggerFromV0daug = 1.*isTriggerFromV0Daug;
- Double_t flagV0LP = 1.*isV0LP;
- Double_t flagSndLoop = 1.*isSndCheck;
-
- TArrayD* myTrigger = new TArrayD(4);
- myTrigger->AddAt(idTrigger,0);
- myTrigger->AddAt(flagTriggerFromV0daug,1);
- myTrigger->AddAt(flagV0LP,2);
- myTrigger->AddAt(flagSndLoop,3);
-
- return myTrigger;
- delete myTrigger;
- delete v0Audit;
- trackLP->Delete();
-}
-
-//___________________________________________________________________________________________
-
-void AliAnalysisTaskLambdaOverK0sJets::UserExec(Option_t *)
-{
- //Main loop for the Analysis
-
- fAOD = (AliAODEvent *)InputEvent();
- fEvents->Fill(0); //event counter
-
- if (!fAOD) {
- Printf("ERROR: aod not available");
- return;
- }
- fEvents->Fill(1);
-
- // Physics selection
- AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
- AliInputEventHandler *hdr=(AliInputEventHandler*)mgr->GetInputEventHandler();
- UInt_t maskIsSelected = hdr->IsEventSelected();
- Bool_t isSelected = (maskIsSelected & AliVEvent::kMB);
- if (!isSelected) return;
- fEvents->Fill(2);
-
- // Centrality selection
- AliCentrality *cent = fAOD->GetCentrality();
- Double_t centrality = cent->GetCentralityPercentile("V0M");
- fCentrality->Fill(centrality);
-
- if (!cent->IsEventInCentralityClass(fCentMin,fCentMax,"V0M")) return;
- fEvents->Fill(3);
-
- // Primary vertex
- const AliAODVertex *vtx = fAOD->GetPrimaryVertex();
- if (vtx->GetNContributors()<3) return;
- fEvents->Fill(4);
-
- Double_t xv=vtx->GetX(), yv=vtx->GetY(), zv=vtx->GetZ();
-
- fPrimaryVertexX->Fill(xv);
- fPrimaryVertexY->Fill(yv);
- fPrimaryVertexZ->Fill(zv);
-
- if (TMath::Abs(zv) > 10.) return;
- fEvents->Fill(5);
-
- Int_t nVtxSPD = fAOD->GetNumberOfPileupVerticesSPD();
- Int_t nVtxTracks = fAOD->GetNumberOfPileupVerticesTracks();
-
- fNumberPileUp->Fill(nVtxSPD,nVtxTracks);
-
- // ***********************************************
- // Multiplicity with charged-tracks
-
- fPIDResponse = hdr->GetPIDResponse();
-
- Int_t nTrk = fAOD->GetNumberOfTracks();
- Int_t mult=0;
- Double_t nsig=0;
-
- for (Int_t iTrk=0; iTrk<nTrk; iTrk++) {
-
- AliAODTrack *track = fAOD->GetTrack(iTrk);
- if (track->IsMuonTrack()) continue;
- if (!track->IsOn(AliAODTrack::kTPCrefit)) continue;
-
- Double_t xyz[3];
- if (track->GetPosition(xyz)) continue;
- if (TMath::Abs(xyz[0])>3.) continue;
- if (TMath::Abs(xyz[1])>3.) continue;
-
- Double_t pt = track->Pt(), pz = track->Pz();
- if (TMath::Abs(pz/pt)>0.8) continue;
-
- if( TMath::Abs(track->Eta())>0.8 ) continue;
-
- mult++;
-
- if(fUsePID){
- const AliAODPid *pid = track->GetDetPid();
- if (!pid) continue;
-
- Double_t p = pid->GetTPCmomentum();
- Double_t dedx = pid->GetTPCsignal()/47.; //47?
- fdEdx->Fill(p,dedx,1);
-
- nsig = fPIDResponse->NumberOfSigmasTPC(track,AliPID::kProton);
- if ( TMath::Abs(nsig) < 3. )
- fdEdxPid->Fill(p,dedx,1);
- }
-
- }
-
- if( (mult<2300) && (centrality<2) )
- fEvents->Fill(6);
-
- fCentMult->Fill(centrality,mult);
-
- // **********************************************
- // Triggered Particle - Trigger Particle
-
- TArrayD* triggerArray = TriggerParticle();
- Int_t iTrigger = TMath::FloorNint( triggerArray->At(0) );
- Int_t isTriggerFromV0daug = TMath::FloorNint( triggerArray->At(1) );
- Int_t isV0LP = TMath::FloorNint( triggerArray->At(2) );
- Int_t is2ndLoop = TMath::FloorNint( triggerArray->At(3) );
-
- Bool_t isTriggered = kFALSE;
- Double_t ptTrigger = -100.;
- Double_t phiTrigger = -100.;
- Double_t etaTrigger = -100.;
- AliAODTrack *trkTrigger = 0x0;
-
- if(iTrigger<0)
- fEvents->Fill(7);
- else {
- trkTrigger = (AliAODTrack*)fAOD->GetTrack(iTrigger);
- ptTrigger = trkTrigger->Pt();
- phiTrigger = trkTrigger->Phi();
- etaTrigger = trkTrigger->Eta();
- }
-
- // -------------------
-
- fCheckTriggerFromV0Daug->Fill(isTriggerFromV0daug);
-
- if(!isTriggerFromV0daug && is2ndLoop)
- fCheckTriggerFromV0Daug->Fill(-1);
- else if(isTriggerFromV0daug && isV0LP)
- fCheckTriggerFromV0Daug->Fill(isTriggerFromV0daug+isV0LP);
- else if(isTriggerFromV0daug && isV0LP && is2ndLoop)
- fCheckTriggerFromV0Daug->Fill(isTriggerFromV0daug+isV0LP+is2ndLoop);
-
- // The highest-pt particle is a V0-candidate
- if(isV0LP)
- fEvents->Fill(8);
-
- // The highest-pt particle is a V0-candidate's daughter
- if(isTriggerFromV0daug)
- fEvents->Fill(9);
-
- // The sencond highest-pt particle is a V0-candidate's daughter
- if( isTriggerFromV0daug && is2ndLoop )
- fEvents->Fill(10);
-
- if(!isTriggerFromV0daug){
- fTriggerEtaPhi->Fill(phiTrigger,etaTrigger);
- fTriggerPtCent->Fill(ptTrigger,centrality);
- }
-
- if( (ptTrigger>=fTrigPtMin) && (ptTrigger<=fTrigPtMax) &&
- (TMath::Abs(etaTrigger)<fTrigEtaMax) && !isTriggerFromV0daug ) {
- fEvents->Fill(11);
- isTriggered=kTRUE;
- }
- else
- fEvents->Fill(12);
-
-
- // ******************************************
- // Start loop over MC particles
-
- TClonesArray *stack = 0x0;
- Double_t mcXv=0., mcYv=0., mcZv=0.;
-
- if(fIsMC) {
-
- TList *lst = fAOD->GetList();
- stack = (TClonesArray*)lst->FindObject(AliAODMCParticle::StdBranchName());
- if (!stack) {
- Printf("ERROR: stack not available");
- return;
- }
-
- AliAODMCHeader *mcHdr =
- (AliAODMCHeader*)lst->FindObject(AliAODMCHeader::StdBranchName());
-
- mcXv=mcHdr->GetVtxX(); mcYv=mcHdr->GetVtxY(); mcZv=mcHdr->GetVtxZ();
-
- Int_t nTrkMC = stack->GetEntriesFast();
- // -----------------------------------------
- // --------- Trigger particle --------------
- // -----------------------------------------
-
- Double_t triggerMCPt = -1000.;
- Double_t triggerMCPhi = -1000.;
- Double_t triggerMCEta = -1000.;
- Bool_t isTriggeredMC = kFALSE;
-
- for (Int_t iTrkMC = 0; iTrkMC < nTrkMC; iTrkMC++){
-
- AliAODMCParticle *p0 = (AliAODMCParticle*)stack->At(iTrkMC);
- if(!p0) continue;
- if(TMath::Abs(p0->Eta())>0.8) continue;
- if(p0->Pt()<0.15) continue;
-
- // ----------------------------------------
-
- // For injected MC: determine where HIJING event ends
- if (fEndOfHijingEvent==-1) {
- if ( ( p0->GetStatus() == 21 ) ||
- ( (p0->GetPdgCode() == 443) &&
- (p0->GetMother() == -1) &&
- (p0->GetDaughter(0) == (iTrkMC+1))) ) {
- fEndOfHijingEvent = iTrkMC;
- }
- }
-
- // ----------------------------------------
-
- Int_t isNaturalPart = 1;
- if ( (iTrkMC>=fEndOfHijingEvent) &&
- (fEndOfHijingEvent!=-1) &&
- (p0->GetMother()<0) )
- isNaturalPart = 0;
-
- // ----------------------------------------
-
- Int_t lPdgcodeCurrentPart = p0->GetPdgCode();
- if ( (lPdgcodeCurrentPart == kK0Short) ||
- (lPdgcodeCurrentPart == kLambda0) ||
- (lPdgcodeCurrentPart == kLambda0Bar) ) continue;
-
- // ----------------------------------------
-
- if(isNaturalPart == 0) continue;
- if( !p0->IsPhysicalPrimary() ) continue;
-
- Double_t ptPrim = p0->Pt();
- if(ptPrim>triggerMCPt){
-
- triggerMCPt = p0->Pt();
- triggerMCPhi = p0->Phi();
- triggerMCEta = p0->Eta();
-
- } // End trigger selection
-
- } // End loop over charged particles
-
-
- // ----------------------------------------------------------------
- // Check if Primary particle has larger pt than strange particles
- // ----------------------------------------------------------------
-
- Bool_t isV0LPMC = kFALSE;
- if(triggerMCPt>1.)
- for (Int_t iTrkMC = 0; iTrkMC < nTrkMC; iTrkMC++){
-
- AliAODMCParticle *p0 = (AliAODMCParticle*)stack->At(iTrkMC);
- if(!p0) continue;
-
- // ----------------------------------------
-
- Int_t lPdgcodeCurrentPart = p0->GetPdgCode();
- if ( (lPdgcodeCurrentPart != kK0Short) &&
- (lPdgcodeCurrentPart != kLambda0) &&
- (lPdgcodeCurrentPart != kLambda0Bar) ) continue;
-
- // ----------------------------------------
-
- Int_t isNaturalPart = 1;
- if ( (iTrkMC>=fEndOfHijingEvent) &&
- (fEndOfHijingEvent!=-1) &&
- (p0->GetMother()<0) )
- isNaturalPart = 0;
-
- if(fSeparateInjPart)
- if(isNaturalPart == 0) continue;
-
- // ----------------------------------------
-
- Double_t lRapCurrentPart = MyRapidity(p0->E(),p0->Pz());
- Double_t lPtCurrentPart = p0->Pt();
-
- Int_t iCurrentMother = p0->GetMother();
- AliAODMCParticle *pCurrentMother = (AliAODMCParticle *)stack->At(iCurrentMother);
- Int_t lPdgCurrentMother = 0;
- if (iCurrentMother == -1) { lPdgCurrentMother = 0;}
- else { lPdgCurrentMother = pCurrentMother->GetPdgCode(); }
-
- Int_t id0 = p0->GetDaughter(0);
- Int_t id1 = p0->GetDaughter(1);
-
- //if ( id0 == id1 ) continue;
- if ( (id0 < 0 || id1 < 0) ||
- (id0 >=nTrkMC || id1 >= nTrkMC) ) continue;
-
- AliAODMCParticle *pDaughter0 = (AliAODMCParticle *)stack->UncheckedAt(id0);
- AliAODMCParticle *pDaughter1 = (AliAODMCParticle *)stack->UncheckedAt(id1);
- if (!pDaughter0 || !pDaughter1) continue;
-
- if ( TMath::Abs(pDaughter0->Eta()) > fMaxEtaDaughter ||
- TMath::Abs(pDaughter1->Eta()) > fMaxEtaDaughter )
- continue;
-
- // Daughter momentum cut: ! FIX it in case of AOD !
- if ( ( pDaughter0->Pt() < fMinPtDaughter ) ||
- ( pDaughter1->Pt() < fMinPtDaughter ) )
- continue;
-
- if ((p0->Pt())<pMin) continue;
- if (TMath::Abs(lRapCurrentPart) > fYMax) continue;
-
- Double_t dx = mcXv-p0->Xv(), dy = mcYv-p0->Yv(), dz = mcZv-p0->Zv();
- Double_t l = TMath::Sqrt(dx*dx + dy*dy + dz*dz);
-
- //Cut in the 3D-distance of the secondary vertex to primary vertex
- if (l > 0.01) continue; // secondary V0
-
- // is V0 the LP?
- if(lPtCurrentPart>triggerMCPt)
- isV0LPMC = kTRUE;
-
- }
-
- // If V0 is not the particle with highest pt
- // then the event is triggered
- if(!isV0LPMC)
- fTriggerMCPtCent->Fill(triggerMCPt,triggerMCEta,centrality);
-
- if( (triggerMCPt>=fTrigPtMin) && (triggerMCPt<=fTrigPtMax) &&
- (TMath::Abs(triggerMCEta)<fTrigEtaMax) &&
- (isV0LPMC==kFALSE) )
- isTriggeredMC=kTRUE;
-
-
- // -----------------------------------------
- // ---------- Strange particles ------------
- // -----------------------------------------
- Double_t dPhiMC = -100.;
- Double_t dEtaMC = -100.;
- for (Int_t iTrkMC = 0; iTrkMC < nTrkMC; iTrkMC++){
-
- AliAODMCParticle *p0 = (AliAODMCParticle*)stack->At(iTrkMC);
- if(!p0) continue;
-
- // ----------------------------------------
-
- Int_t lPdgcodeCurrentPart = p0->GetPdgCode();
- if ( (lPdgcodeCurrentPart != kK0Short) &&
- (lPdgcodeCurrentPart != kLambda0) &&
- (lPdgcodeCurrentPart != kLambda0Bar) ) continue;
-
- // ----------------------------------------
-
- Int_t isNaturalPart = 1;
- if ( (iTrkMC>=fEndOfHijingEvent) &&
- (fEndOfHijingEvent!=-1) &&
- (p0->GetMother()<0) )
- isNaturalPart = 0;
-
- fInjectedParticles->Fill(isNaturalPart);
-
- if(fSeparateInjPart)
- if(isNaturalPart == 0) continue;
-
- // ----------------------------------------
-
- Double_t lRapCurrentPart = MyRapidity(p0->E(),p0->Pz());
- Double_t lEtaCurrentPart = p0->Eta();
- Double_t lPhiCurrentPart = p0->Phi();
- Double_t lPtCurrentPart = p0->Pt();
-
- Int_t iCurrentMother = p0->GetMother();
- AliAODMCParticle *pCurrentMother = (AliAODMCParticle *)stack->At(iCurrentMother);
- Int_t lPdgCurrentMother = 0;
- if (iCurrentMother == -1) { lPdgCurrentMother = 0;}
- else { lPdgCurrentMother = pCurrentMother->GetPdgCode(); }
-
- Int_t id0 = p0->GetDaughter(0);
- Int_t id1 = p0->GetDaughter(1);
-
- //if ( id0 == id1 ) continue;
- if ( (id0 < 0 || id1 < 0) ||
- (id0 >=nTrkMC || id1 >= nTrkMC) ) continue;
-
- AliAODMCParticle *pDaughter0 = (AliAODMCParticle *)stack->UncheckedAt(id0);
- AliAODMCParticle *pDaughter1 = (AliAODMCParticle *)stack->UncheckedAt(id1);
- if (!pDaughter0 || !pDaughter1) continue;
-
- if ( TMath::Abs(pDaughter0->Eta()) > fMaxEtaDaughter ||
- TMath::Abs(pDaughter1->Eta()) > fMaxEtaDaughter )
- continue;
-
- // Daughter momentum cut: ! FIX it in case of AOD !
- if ( ( pDaughter0->Pt() < fMinPtDaughter ) ||
- ( pDaughter1->Pt() < fMinPtDaughter ) )
- continue;
-
- if ((p0->Pt())<pMin) continue;
- if (TMath::Abs(lRapCurrentPart) > fYMax) continue;
-
- Double_t dx = mcXv-p0->Xv(), dy = mcYv-p0->Yv(), dz = mcZv-p0->Zv();
- Double_t l = TMath::Sqrt(dx*dx + dy*dy + dz*dz);
-
- //Cut in the 3D-distance of the secondary vertex to primary vertex
- if (l > 0.01) continue; // secondary V0
-
- //Transverse distance to vertex
- dx = mcXv-pDaughter0->Xv(); dy = mcYv-pDaughter0->Yv();
- Double_t lt=TMath::Sqrt(dx*dx + dy*dy);
-
- // K0s
- if (lPdgcodeCurrentPart == kK0Short) {
- //if (multiplicity>=1){
- fK0sMCPt->Fill(lPtCurrentPart);
- fK0sMCPtRap->Fill(lPtCurrentPart,lRapCurrentPart);
- fK0sMCPtEta->Fill(lPtCurrentPart,lEtaCurrentPart);
- fK0sMCPtLt->Fill(lPtCurrentPart,lt,centrality);
- //}
-
-
- // Triggered Event
- if(isTriggeredMC){
-
- dPhiMC = dPHI(triggerMCPhi,lPhiCurrentPart);
- dEtaMC = triggerMCEta - lEtaCurrentPart;
-
- // Pt bin
- for(Int_t k=0;k<kN1;k++)
- if( (lPtCurrentPart>kPtBinV0[k]) && (lPtCurrentPart<kPtBinV0[k+1]) ){
- fK0sdPhidEtaMC[k]->Fill(dPhiMC,dEtaMC,zv);
-
- if(centrality<10)
- fK0sdPhidEtaMCCent[k]->Fill(dPhiMC,dEtaMC,zv);
-
- } // End pt bin
-
- } // End trigger event
-
- } // End K0s selection
-
- // Lambda
- if (lPdgcodeCurrentPart == kLambda0) {
- //if (multiplicity>=1){
- fLambdaMCPt->Fill(lPtCurrentPart);
- fLambdaMCPtRap->Fill(lPtCurrentPart,lRapCurrentPart);
- fLambdaMCPtEta->Fill(lPtCurrentPart,lEtaCurrentPart);
- fLambdaMCPtLt->Fill(lPtCurrentPart,lt,centrality);
- //}
-
- // Triggered Event
- if(isTriggeredMC){
-
- dPhiMC = dPHI(triggerMCPhi,lPhiCurrentPart);
- dEtaMC = triggerMCEta - lEtaCurrentPart;
-
- // Pt bin
- for(Int_t k=0;k<kN1;k++)
- if( (lPtCurrentPart>kPtBinV0[k]) && (lPtCurrentPart<kPtBinV0[k+1]) ){
-
- fLambdadPhidEtaMC[k]->Fill(dPhiMC,dEtaMC,zv);
-
- if(centrality<10)
- fLambdadPhidEtaMCCent[k]->Fill(dPhiMC,dEtaMC,zv);
-
- } //End pt bin
-
- } // End trigger event
-
- } // End Lambda
- // AntiLambda
- /*
- if (lPdgcodeCurrentPart == kLambda0Bar) {
- //if (multiplicity>=1){
-
- fAntiLambdaMCPt->Fill(lPtCurrentPart);
- fAntiLambdaMCPtRap->Fill(lPtCurrentPart,lRapCurrentPart);
- fAntiLambdaMCPtEta->Fill(lPtCurrentPart,lEtaCurrentPart);
- fAntiLambdaMCPtLt->Fill(lPtCurrentPart,lt,centrality);
-
- //}
- }
- */
- } // End loop over MC
-
- } // End MC condition
-
- // *************************************************
- // V0 loop - AOD
-
- TArrayD* v0Corr = V0Loop(trkTrigger,kCorrelation,isTriggered);
-
- delete v0Corr;
- delete triggerArray;
-
-}
-
-//___________________________________________________________________________________________
-
-void AliAnalysisTaskLambdaOverK0sJets::Terminate(Option_t *)
-{
- // The Terminate() function is the last function to be called during
- // a query. It always runs on the client, it can be used to present
- // the results graphically or save the results to file.
-
- fOutput=(TList*)GetOutputData(1);
- if (fOutput) {
- Printf("\n\t *** DONE: fOutput available *** \n");
- return;
- }
- else{
- Printf("ERROR: fOutput not available");
- return;
- }
-
-}
git://git.uio.no / u / mrichter / AliRoot.git / commitdiff