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Copy pathreadTree_V0.C
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readTree_V0.C
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// V0 reconstruction macro from local aurora V0 trees
// OliverM 2018 Lund
#include <TChain.h>
#include <TFile.h>
#include <TH1.h>
#include <TH2.h>
#include <TH3.h>
#include <TTree.h>
#include <TNtuple.h>
#include <TClonesArray.h>
#include <TCanvas.h>
#include <TLegend.h>
/*#include <AliAnalysisPIDEvent.h>
#include <AliAnalysisPIDTrack.h>
#include <AliAnalysisPIDV0.h>
#include <AliAnalysisPIDParticle.h>*/
#include <RooRealVar.h>
#include <RooGaussian.h>
#include <RooDataHist.h>
#include <RooDataSet.h>
#include <RooChebychev.h>
#include <RooAddPdf.h>
#include <RooFitResult.h>
#include <RooFormulaVar.h>
#include <RooPlot.h>
#include <iostream>
#include <fstream>
using namespace std;
using namespace RooFit;
class BeforeMain {
public:
BeforeMain() { TH1::SetDefaultSumw2(); } };
BeforeMain sumw2;
// GLOBALS
TChain* mChain;
AliAnalysisPIDEvent* mEvent;
TFile* mFout;
TClonesArray* bTracks = 0;
TClonesArray* bV0s = 0;
TClonesArray* bParticles = 0;
TNtuple* mMasses = new TNtuple("mMasses","v0 masses","MassDT:lPt:lPart");
Int_t flagMC = 0;
const Int_t PDG_IDS[] = {310, 3122, -3122};
TCanvas* cFits[6];
int canCounter = 0;
TString cNames[] = {"K^{0}_{s}", "K^{0}_{s} ub", "#Lambda", "#Lambda ub", "#bar{#Lambda}", "#bar{#Lambda} ub"};
const Int_t nPtBins = 35;
Double_t xBins[nPtBins+1] = { 0.00, 0.95, 1.00, 1.10, 1.20, 1.30, 1.40, 1.50, 1.60, 1.70,
1.80, 1.90, 2.00, 2.20, 2.40, 2.60, 2.80, 3.00, 3.20, 3.40,
3.60, 3.80, 4.00, 4.50, 5.00, 5.50, 6.00, 6.50, 7.00, 8.00,
9.00, 10.00, 11.00, 12.00, 13.00, 14.00 };
// HISTOGRAMS
TH1F* hEventMonitor = new TH1F("hEventMonitor","",10,-0.5,9.5); // monitors
TH1F* hV0Monitor = new TH1F("hV0Monitor","",10,-0.5,9.5);
TH1F* hTrackMonitor = new TH1F("hTrackMonitor","",10,-0.5,9.5);
TH2F* hV0TrCounter = new TH2F("hV0TrCounter","",100,0,100,100,0,100);
TH1F* hV0_IMK0s = new TH1F("hV0_IMK0s","",2000,-0.2,0.2); // v0 stats
TH1F* hV0_IML = new TH1F("hV0_IML","",2000,-0.2,0.2);
TH1F* hV0_IMAL = new TH1F("hV0_IMAL","",2000,-0.2,0.2);
TH1F* hV0_PtK0s = new TH1F("hV0_PtK0s","",nPtBins,xBins);
TH1F* hV0_PtL = new TH1F("hV0_PtL","",nPtBins,xBins);
TH1F* hV0_PtAL = new TH1F("hV0_PtAL","",nPtBins,xBins);
TH2F* hV0_IMPtK0s = new TH2F("hV0_IMPtK0s","",2000,-0.2,0.2,nPtBins,xBins);
TH2F* hV0_IMPtL = new TH2F("hV0_IMPtL","",2000,-0.2,0.2,nPtBins,xBins);
TH2F* hV0_IMPtAL = new TH2F("hV0_IMPtAL","",2000,-0.2,0.2,nPtBins,xBins);
TH1F* hYieldK0s = new TH1F("hYieldK0s","",nPtBins,xBins);
TH1F* hYieldL = new TH1F("hYieldL","",nPtBins,xBins);
TH1F* hYieldAL = new TH1F("hYieldAL","",nPtBins,xBins);
TH1F* hYieldUBK0s = new TH1F("hYieldUBK0s","",nPtBins,xBins);
TH1F* hYieldUBL = new TH1F("hYieldUBL","",nPtBins,xBins);
TH1F* hYieldUBAL = new TH1F("hYieldUBAL","",nPtBins,xBins);
TH1F* hV0_DPt = new TH1F("hV0_DPt","",200,0,10);
TH2F* hV0_Radiusvpt = new TH2F("hV0_Radiusvpt","",300,0,15,400,0,100);
TH3F* hV0_PtPhiEta = new TH3F("hV0_PtPhiEta","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH2F* hV0_AP = new TH2F("hV0_AP","",400,-1.,1.,400,0.,0.4);
TH1F* hSBinK0s = new TH1F("hSBinK0s","",nPtBins,xBins); // sideband stuff
TH1F* hSBinL = new TH1F("hSBinL","",nPtBins,xBins);
TH1F* hSBinAL = new TH1F("hSBinAL","",nPtBins,xBins);
TH1F* hSBoutK0s = new TH1F("hSBoutK0s","",nPtBins,xBins);
TH1F* hSBoutL = new TH1F("hSBoutL","",nPtBins,xBins);
TH1F* hSBoutAL = new TH1F("hSBoutAL","",nPtBins,xBins);
TH1F* hV0_DHasTPC = new TH1F("hV0_DHasTPC","",200,0,10); // pid qa stuff
TH1F* hV0_DHasTOF = new TH1F("hV0_DHasTOF","",200,0,10);
TH2F* hV0_DDTofPiPi = new TH2F("hV0_DDTofPiPi","",300,-15,15,300,-15,15);
TH2F* hV0_DDTofPiP = new TH2F("hV0_DDTofPiP","",300,-15,15,300,-15,15);
TH2F* hV0_DTofPivp = new TH2F("hV0_DTofPivp","",100,0,10,300,-15,15);
TH2F* hV0_DDDedx = new TH2F("hV0_DDDedx","",300,0,300,300,0,300);
TH2F* hV0_DDedxvp = new TH2F("hV0_DDedxvp","",100,0,10,300,0,300);
TH3F* hV0_DTofBvpvr = new TH3F("hV0_DTofBvpvr","",100,0,10,120,0.6,1.2,20,0,100);
TH2F* hV0_DTofminTpcvr = new TH2F("hV0_DTofminTpcvr","",400,0,100,500,-5,5);
TH2F* hV0_DTofminTpcvrK0spi = new TH2F("hV0_DTofminTpcvrK0spi","",400,0,100,500,-5,5);
TH2F* hV0_DTofminTpcvrLpi = new TH2F("hV0_DTofminTpcvrLpi","",400,0,100,500,-5,5);
TH2F* hV0_DTofminTpcvrLpr = new TH2F("hV0_DTofminTpcvrLpr","",400,0,100,500,-5,5);
TH2F* hV0_DTpcvpK0spi = new TH2F("hV0_DTpcvpK0spi","",450,0,15,400,-10.,10.);
TH2F* hV0_DTpcvpLpr = new TH2F("hV0_DTpcvpLpr","",450,0,15,400,-10.,10.);
TH2F* hV0_DTofvpK0spi = new TH2F("hV0_DTofvpK0spi","",450,0,15,400,-10.,10.);
TH2F* hV0_DTofvpLpr = new TH2F("hV0_DTofvpLpr","",450,0,15,400,-10.,10.);
TH1F* hTrDCA = new TH1F("hTrDCA","",400,0,100);
TH3F* hTrPtPhiEta = new TH3F("hTrPtPhiEta","",200,0,10,200,-0.5,6.5,200,-1.,1.);
TH1F* hTrTofminTpc = new TH1F("hTrTofminTpc","",500,-5,5);
// DATA V0 QA
TH3F* hV0_PtPhiEtaK0s = new TH3F("hV0_PtPhiEtaK0s","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hV0_PtPhiEtaL = new TH3F("hV0_PtPhiEtaL","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hV0_PtPhiEtaAL = new TH3F("hV0_PtPhiEtaAL","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH1F* hV0_DCAddK0s = new TH1F("hV0_DCAddK0s","",400,0.,2.);
TH1F* hV0_DCAddL = new TH1F("hV0_DCAddL","",400,0.,2.);
TH1F* hV0_DCAddAL = new TH1F("hV0_DCAddAL","",400,0.,2.);
TH1F* hV0_CPAK0s = new TH1F("hV0_CPAK0s","",400,0.98,1.02);
TH1F* hV0_CPAL = new TH1F("hV0_CPAL","",400,0.98,1.02);
TH1F* hV0_CPAAL = new TH1F("hV0_CPAAL","",400,0.98,1.02);
TH1F* hV0_RK0s = new TH1F("hV0_RK0s","",400,0,150);
TH1F* hV0_RL = new TH1F("hV0_RL","",400,0,150);
TH1F* hV0_RAL = new TH1F("hV0_RAL","",400,0,150);
TH1F* hV0_APK0s = new TH1F("hV0_APK0s","",400,0,5);
TH1F* hV0_APL = new TH1F("hV0_APL","",400,0,5);
TH1F* hV0_APAL = new TH1F("hV0_APAL","",400,0,5);
// DATA DAUGHTERS QA
TH2F* hV0_DDedxvpK0s = new TH2F("hV0_DDedxvpK0s","",450,0,15,300,0,300);
TH2F* hV0_DDedxvpL = new TH2F("hV0_DDedxvpL","",450,0,15,300,0,300);
TH2F* hV0_DDedxvpAL = new TH2F("hV0_DDedxvpAL","",450,0,15,300,0,300);
TH1F* hV0_DTpcK0spi = new TH1F("hV0_DTpcK0spi","",400,-10.,10.);
TH1F* hV0_DTpcLpi = new TH1F("hV0_DTpcLpi","",400,-10.,10.);
TH1F* hV0_DTpcALpi = new TH1F("hV0_DTpcALpi","",400,-10.,10.);
TH1F* hV0_DTpcLpr = new TH1F("hV0_DTpcLpr","",400,-10.,10.);
TH1F* hV0_DTpcALpr = new TH1F("hV0_DTpcALpr","",400,-10.,10.);
TH1F* hV0_DNDedxK0spi = new TH1F("hV0_DNDedxK0spi","",200,0,200);
TH1F* hV0_DNDedxLpi = new TH1F("hV0_DNDedxLpi","",200,0,200);
TH1F* hV0_DNDedxALpi = new TH1F("hV0_DNDedxALpi","",200,0,200);
TH1F* hV0_DNDedxLpr = new TH1F("hV0_DNDedxLpr","",200,0,200);
TH1F* hV0_DNDedxALpr = new TH1F("hV0_DNDedxALpr","",200,0,200);
TH2F* hV0_DTofBetavpK0s = new TH2F("hV0_DTofBetavpK0s","",450,0,15,300,0,1.2);
TH2F* hV0_DTofBetavpL = new TH2F("hV0_DTofBetavpL","",450,0,15,300,0,1.2);
TH2F* hV0_DTofBetavpAL = new TH2F("hV0_DTofBetavpAL","",450,0,15,300,0,1.2);
TH1F* hV0_DTofK0spi = new TH1F("hV0_DTofK0spi","",400,-10.,10.);
TH1F* hV0_DTofLpi = new TH1F("hV0_DTofLpi","",400,-10.,10.);
TH1F* hV0_DTofALpi = new TH1F("hV0_DTofALpi","",400,-10.,10.);
TH1F* hV0_DTofLpr = new TH1F("hV0_DTofLpr","",400,-10.,10.);
TH1F* hV0_DTofALpr = new TH1F("hV0_DTofALpr","",400,-10.,10.);
TH1F* hV0_DIPxyK0spi = new TH1F("hV0_DIPxyK0spi","",400,0.,20.);
TH1F* hV0_DIPxyLpi = new TH1F("hV0_DIPxyLpi","",400,0.,20.);
TH1F* hV0_DIPxyALpi = new TH1F("hV0_DIPxyALpi","",400,0.,20.);
TH1F* hV0_DIPxyLpr = new TH1F("hV0_DIPxyLpr","",400,0.,20.);
TH1F* hV0_DIPxyALpr = new TH1F("hV0_DIPxyALpr","",400,0.,20.);
TH1F* hV0_DIPzK0spi = new TH1F("hV0_DIPzK0spi","",400,0.,20.);
TH1F* hV0_DIPzLpi = new TH1F("hV0_DIPzLpi","",400,0.,20.);
TH1F* hV0_DIPzALpi = new TH1F("hV0_DIPzALpi","",400,0.,20.);
TH1F* hV0_DIPzLpr = new TH1F("hV0_DIPzLpr","",400,0.,20.);
TH1F* hV0_DIPzALpr = new TH1F("hV0_DIPzALpr","",400,0.,20.);
TH1F* hV0_DNclusK0spi = new TH1F("hV0_DNclusK0spi","",200,0,200);
TH1F* hV0_DNclusLpi = new TH1F("hV0_DNclusLpi","",200,0,200);
TH1F* hV0_DNclusALpi = new TH1F("hV0_DNclusALpi","",200,0,200);
TH1F* hV0_DNclusLpr = new TH1F("hV0_DNclusLpr","",200,0,200);
TH1F* hV0_DNclusALpr = new TH1F("hV0_DNclusALpr","",200,0,200);
TH2F* hV0_DTPCvphiK0spi = new TH2F("hV0_DTPCvphiK0spi","",400,-0.5,6.5,400,-10.,10.);
TH2F* hV0_DTPCvphiLpr = new TH2F("hV0_DTPCvphiLpr","",400,-0.5,6.5,400,-10.,10.);
TH2F* hV0_DTPCvphiALpr = new TH2F("hV0_DTPCvphiALpr","",400,-0.5,6.5,400,-10.,10.);
TH2F* hV0_DTPCvetaK0spi = new TH2F("hV0_DTPCvetaK0spi","",400,-1.,1.,400,-10.,10.);
TH2F* hV0_DTPCvetaLpr = new TH2F("hV0_DTPCvetaLpr","",400,-1.,1.,400,-10.,10.);
TH2F* hV0_DTPCvetaALpr = new TH2F("hV0_DTPCvetaALpr","",400,-1.,1.,400,-10.,10.);
TH3F* hV0_DPtPhiEtaK0spi = new TH3F("hV0_DPtPhiEtaK0spi","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hV0_DPtPhiEtaLpr = new TH3F("hV0_DPtPhiEtaLpr","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hV0_DPtPhiEtaLpi = new TH3F("hV0_DPtPhiEtaLpi","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hV0_DPtPhiEtaALpr = new TH3F("hV0_DPtPhiEtaALpr","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hV0_DPtPhiEtaALpi = new TH3F("hV0_DPtPhiEtaALpi","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH1F* hV0_DHasTPCK0spi = new TH1F("hV0_DHasTPCK0spi","",200,0,20);
TH1F* hV0_DHasTPCLpr = new TH1F("hV0_DHasTPCLpr","",200,0,20);
TH1F* hV0_DHasTPCLpi = new TH1F("hV0_DHasTPCLpi","",200,0,20);
TH1F* hV0_DHasTPCALpr = new TH1F("hV0_DHasTPCALpr","",200,0,20);
TH1F* hV0_DHasTPCALpi = new TH1F("hV0_DHasTPCALpi","",200,0,20);
TH1F* hV0_DHasTOFK0spi = new TH1F("hV0_DHasTOFK0spi","",200,0,20);
TH1F* hV0_DHasTOFLpr = new TH1F("hV0_DHasTOFLpr","",200,0,20);
TH1F* hV0_DHasTOFLpi = new TH1F("hV0_DHasTOFLpi","",200,0,20);
TH1F* hV0_DHasTOFALpr = new TH1F("hV0_DHasTOFALpr","",200,0,20);
TH1F* hV0_DHasTOFALpi = new TH1F("hV0_DHasTOFALpi","",200,0,20);
// FAKE SIGNAL QA
TH1F* hFV0_PDGsK0s = new TH1F("hFV0_PDGsK0s","",20000,-10000,10000);
TH1F* hFV0_PDGsL = new TH1F("hFV0_PDGsL","",20000,-10000,10000);
TH1F* hFV0_PDGsAL = new TH1F("hFV0_PDGsAL","",20000,-10000,10000);
TH1F* hFV0_IMK0s = new TH1F("hFV0_IMK0s","",2000,-0.2,0.2);
TH1F* hFV0_IML = new TH1F("hFV0_IML","",2000,-0.2,0.2);
TH1F* hFV0_IMAL = new TH1F("hFV0_IMAL","",2000,-0.2,0.2);
TH3F* hFV0_PtPhiEtaK0s = new TH3F("hFV0_PtPhiEtaK0s","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hFV0_PtPhiEtaL = new TH3F("hFV0_PtPhiEtaL","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hFV0_PtPhiEtaAL = new TH3F("hFV0_PtPhiEtaAL","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH1F* hFV0_DCAddK0s = new TH1F("hFV0_DCAddK0s","",400,0.,2.);
TH1F* hFV0_DCAddL = new TH1F("hFV0_DCAddL","",400,0.,2.);
TH1F* hFV0_DCAddAL = new TH1F("hFV0_DCAddAL","",400,0.,2.);
TH1F* hFV0_CPAK0s = new TH1F("hFV0_CPAK0s","",400,0.98,1.02);
TH1F* hFV0_CPAL = new TH1F("hFV0_CPAL","",400,0.98,1.02);
TH1F* hFV0_CPAAL = new TH1F("hFV0_CPAAL","",400,0.98,1.02);
TH1F* hFV0_RK0s = new TH1F("hFV0_RK0s","",400,0,150);
TH1F* hFV0_RL = new TH1F("hFV0_RL","",400,0,150);
TH1F* hFV0_RAL = new TH1F("hFV0_RAL","",400,0,150);
TH1F* hFV0_APK0s = new TH1F("hFV0_APK0s","",400,0,5);
TH1F* hFV0_APL = new TH1F("hFV0_APL","",400,0,5);
TH1F* hFV0_APAL = new TH1F("hFV0_APAL","",400,0,5);
TH2F* hFV0_DDedxvpK0s = new TH2F("hFV0_DDedxvpK0s","",450,0,15,300,0,300);
TH2F* hFV0_DDedxvpL = new TH2F("hFV0_DDedxvpL","",450,0,15,300,0,300);
TH2F* hFV0_DDedxvpAL = new TH2F("hFV0_DDedxvpAL","",450,0,15,300,0,300);
TH1F* hFV0_DTpcK0spi = new TH1F("hFV0_DTpcK0spi","",400,-10.,10.);
TH1F* hFV0_DTpcLpi = new TH1F("hFV0_DTpcLpi","",400,-10.,10.);
TH1F* hFV0_DTpcALpi = new TH1F("hFV0_DTpcALpi","",400,-10.,10.);
TH1F* hFV0_DTpcLpr = new TH1F("hFV0_DTpcLpr","",400,-10.,10.);
TH1F* hFV0_DTpcALpr = new TH1F("hFV0_DTpcALpr","",400,-10.,10.);
TH1F* hFV0_DNDedxK0spi = new TH1F("hFV0_DNDedxK0spi","",200,0,200);
TH1F* hFV0_DNDedxLpi = new TH1F("hFV0_DNDedxLpi","",200,0,200);
TH1F* hFV0_DNDedxALpi = new TH1F("hFV0_DNDedxALpi","",200,0,200);
TH1F* hFV0_DNDedxLpr = new TH1F("hFV0_DNDedxLpr","",200,0,200);
TH1F* hFV0_DNDedxALpr = new TH1F("hFV0_DNDedxALpr","",200,0,200);
TH2F* hFV0_DTofBetavpK0s = new TH2F("hFV0_DTofBetavpK0s","",450,0,15,300,0,1.2);
TH2F* hFV0_DTofBetavpL = new TH2F("hFV0_DTofBetavpL","",450,0,15,300,0,1.2);
TH2F* hFV0_DTofBetavpAL = new TH2F("hFV0_DTofBetavpAL","",450,0,15,300,0,1.2);
TH1F* hFV0_DTofK0spi = new TH1F("hFV0_DTofK0spi","",400,-10.,10.);
TH1F* hFV0_DTofLpi = new TH1F("hFV0_DTofLpi","",400,-10.,10.);
TH1F* hFV0_DTofALpi = new TH1F("hFV0_DTofALpi","",400,-10.,10.);
TH1F* hFV0_DTofLpr = new TH1F("hFV0_DTofLpr","",400,-10.,10.);
TH1F* hFV0_DTofALpr = new TH1F("hFV0_DTofALpr","",400,-10.,10.);
TH1F* hFV0_DIPxyK0spi = new TH1F("hFV0_DIPxyK0spi","",400,0.,20.);
TH1F* hFV0_DIPxyLpi = new TH1F("hFV0_DIPxyLpi","",400,0.,20.);
TH1F* hFV0_DIPxyALpi = new TH1F("hFV0_DIPxyALpi","",400,0.,20.);
TH1F* hFV0_DIPxyLpr = new TH1F("hFV0_DIPxyLpr","",400,0.,20.);
TH1F* hFV0_DIPxyALpr = new TH1F("hFV0_DIPxyALpr","",400,0.,20.);
TH1F* hFV0_DIPzK0spi = new TH1F("hFV0_DIPzK0spi","",400,0.,20.);
TH1F* hFV0_DIPzLpi = new TH1F("hFV0_DIPzLpi","",400,0.,20.);
TH1F* hFV0_DIPzALpi = new TH1F("hFV0_DIPzALpi","",400,0.,20.);
TH1F* hFV0_DIPzLpr = new TH1F("hFV0_DIPzLpr","",400,0.,20.);
TH1F* hFV0_DIPzALpr = new TH1F("hFV0_DIPzALpr","",400,0.,20.);
TH1F* hFV0_DNclusK0spi = new TH1F("hFV0_DNclusK0spi","",200,0,200);
TH1F* hFV0_DNclusLpi = new TH1F("hFV0_DNclusLpi","",200,0,200);
TH1F* hFV0_DNclusALpi = new TH1F("hFV0_DNclusALpi","",200,0,200);
TH1F* hFV0_DNclusLpr = new TH1F("hFV0_DNclusLpr","",200,0,200);
TH1F* hFV0_DNclusALpr = new TH1F("hFV0_DNclusALpr","",200,0,200);
// MC HISTOGRAMS
TH1F* hMCV0Monitor = new TH1F("hMCV0Monitor","",10,-0.5,9.5);
TH1F* hRCV0Counter = new TH1F("hRCV0Counter","",100,0,100);
TH1F* hMCV0_PtK0s = new TH1F("hMCV0_PtK0s","",nPtBins,xBins);
TH1F* hMCV0_PtL = new TH1F("hMCV0_PtL","",nPtBins,xBins);
TH1F* hMCV0_PtAL = new TH1F("hMCV0_PtAL","",nPtBins,xBins);
TH1F* hRCV0_PtK0s = new TH1F("hRCV0_PtK0s","",nPtBins,xBins);
TH1F* hRCV0_PtL = new TH1F("hRCV0_PtL","",nPtBins,xBins);
TH1F* hRCV0_PtAL = new TH1F("hRCV0_PtAL","",nPtBins,xBins);
TH2F* hRCV0_APK0s = new TH2F("hRCV0_APK0s","",400,-1.,1.,400,0.,0.4);
TH2F* hRCV0_APL = new TH2F("hRCV0_APL","",400,-1.,1.,400,0.,0.4);
TH2F* hRCV0_APAL = new TH2F("hRCV0_APAL","",400,-1.,1.,400,0.,0.4);
TH3F* hMCV0_PtPhiEtaK0s = new TH3F("hMCV0_PtPhiEtaK0s","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hMCV0_PtPhiEtaL = new TH3F("hMCV0_PtPhiEtaL","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hMCV0_PtPhiEtaAL = new TH3F("hMCV0_PtPhiEtaAL","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hRCV0_PtPhiEtaK0s = new TH3F("hRCV0_PtPhiEtaK0s","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hRCV0_PtPhiEtaL = new TH3F("hRCV0_PtPhiEtaL","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hRCV0_PtPhiEtaAL = new TH3F("hRCV0_PtPhiEtaAL","",200,0,20,200,-0.5,6.5,200,-1.,1.);
// MC DAUGHTERS HISTOGRAMS
TH2F* hRCV0_DDedxvpK0s = new TH2F("hRCV0_DDedxvpK0s","",450,0,15,300,0,300);
TH2F* hRCV0_DDedxvpL = new TH2F("hRCV0_DDedxvpL","",450,0,15,300,0,300);
TH2F* hRCV0_DDedxvpAL = new TH2F("hRCV0_DDedxvpAL","",450,0,15,300,0,300);
TH1F* hRCV0_DTpcK0spi = new TH1F("hRCV0_DTpcK0spi","",400,-10.,10.);
TH1F* hRCV0_DTpcLpi = new TH1F("hRCV0_DTpcLpi","",400,-10.,10.);
TH1F* hRCV0_DTpcALpi = new TH1F("hRCV0_DTpcALpi","",400,-10.,10.);
TH1F* hRCV0_DTpcLpr = new TH1F("hRCV0_DTpcLpr","",400,-10.,10.);
TH1F* hRCV0_DTpcALpr = new TH1F("hRCV0_DTpcALpr","",400,-10.,10.);
TH1F* hRCV0_DNDedxK0spi = new TH1F("hRCV0_DNDedxK0spi","",200,0,200);
TH1F* hRCV0_DNDedxLpi = new TH1F("hRCV0_DNDedxLpi","",200,0,200);
TH1F* hRCV0_DNDedxALpi = new TH1F("hRCV0_DNDedxALpi","",200,0,200);
TH1F* hRCV0_DNDedxLpr = new TH1F("hRCV0_DNDedxLpr","",200,0,200);
TH1F* hRCV0_DNDedxALpr = new TH1F("hRCV0_DNDedxALpr","",200,0,200);
TH2F* hRCV0_DTofBetavpK0s = new TH2F("hRCV0_DTofBetavpK0s","",450,0,15,300,0,1.2);
TH2F* hRCV0_DTofBetavpL = new TH2F("hRCV0_DTofBetavpL","",450,0,15,300,0,1.2);
TH2F* hRCV0_DTofBetavpAL = new TH2F("hRCV0_DTofBetavpAL","",450,0,15,300,0,1.2);
TH1F* hRCV0_DTofK0spi = new TH1F("hRCV0_DTofK0spi","",400,-10.,10.);
TH1F* hRCV0_DTofLpi = new TH1F("hRCV0_DTofLpi","",400,-10.,10.);
TH1F* hRCV0_DTofALpi = new TH1F("hRCV0_DTofALpi","",400,-10.,10.);
TH1F* hRCV0_DTofLpr = new TH1F("hRCV0_DTofLpr","",400,-10.,10.);
TH1F* hRCV0_DTofALpr = new TH1F("hRCV0_DTofALpr","",400,-10.,10.);
TH1F* hRCV0_DIPxyK0spi = new TH1F("hRCV0_DIPxyK0spi","",400,0.,20.);
TH1F* hRCV0_DIPxyLpi = new TH1F("hRCV0_DIPxyLpi","",400,0.,20.);
TH1F* hRCV0_DIPxyALpi = new TH1F("hRCV0_DIPxyALpi","",400,0.,20.);
TH1F* hRCV0_DIPxyLpr = new TH1F("hRCV0_DIPxyLpr","",400,0.,20.);
TH1F* hRCV0_DIPxyALpr = new TH1F("hRCV0_DIPxyALpr","",400,0.,20.);
TH1F* hRCV0_DIPzK0spi = new TH1F("hRCV0_DIPzK0spi","",400,0.,20.);
TH1F* hRCV0_DIPzLpi = new TH1F("hRCV0_DIPzLpi","",400,0.,20.);
TH1F* hRCV0_DIPzALpi = new TH1F("hRCV0_DIPzALpi","",400,0.,20.);
TH1F* hRCV0_DIPzLpr = new TH1F("hRCV0_DIPzLpr","",400,0.,20.);
TH1F* hRCV0_DIPzALpr = new TH1F("hRCV0_DIPzALpr","",400,0.,20.);
TH1F* hRCV0_DNclusK0spi = new TH1F("hRCV0_DNclusK0spi","",200,0,200);
TH1F* hRCV0_DNclusLpi = new TH1F("hRCV0_DNclusLpi","",200,0,200);
TH1F* hRCV0_DNclusALpi = new TH1F("hRCV0_DNclusALpi","",200,0,200);
TH1F* hRCV0_DNclusLpr = new TH1F("hRCV0_DNclusLpr","",200,0,200);
TH1F* hRCV0_DNclusALpr = new TH1F("hRCV0_DNclusALpr","",200,0,200);
TH3F* hRCV0_DPtPhiEtaK0spi = new TH3F("hRCV0_DPtPhiEtaK0spi","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hRCV0_DPtPhiEtaLpr = new TH3F("hRCV0_DPtPhiEtaLpr","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hRCV0_DPtPhiEtaLpi = new TH3F("hRCV0_DPtPhiEtaLpi","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hRCV0_DPtPhiEtaALpr = new TH3F("hRCV0_DPtPhiEtaALpr","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH3F* hRCV0_DPtPhiEtaALpi = new TH3F("hRCV0_DPtPhiEtaALpi","",200,0,20,200,-0.5,6.5,200,-1.,1.);
TH1F* hRCV0_DHasTPCK0spi = new TH1F("hRCV0_DHasTPCK0spi","",200,0,20);
TH1F* hRCV0_DHasTPCLpr = new TH1F("hRCV0_DHasTPCLpr","",200,0,20);
TH1F* hRCV0_DHasTPCLpi = new TH1F("hRCV0_DHasTPCLpi","",200,0,20);
TH1F* hRCV0_DHasTPCALpr = new TH1F("hRCV0_DHasTPCALpr","",200,0,20);
TH1F* hRCV0_DHasTPCALpi = new TH1F("hRCV0_DHasTPCALpi","",200,0,20);
TH1F* hRCV0_DHasTOFK0spi = new TH1F("hRCV0_DHasTOFK0spi","",200,0,20);
TH1F* hRCV0_DHasTOFLpr = new TH1F("hRCV0_DHasTOFLpr","",200,0,20);
TH1F* hRCV0_DHasTOFLpi = new TH1F("hRCV0_DHasTOFLpi","",200,0,20);
TH1F* hRCV0_DHasTOFALpr = new TH1F("hRCV0_DHasTOFALpr","",200,0,20);
TH1F* hRCV0_DHasTOFALpi = new TH1F("hRCV0_DHasTOFALpi","",200,0,20);
TH2F* hRCV0_DTPCvphiK0spi = new TH2F("hRCV0_DTPCvphiK0spi","",400,-0.5,6.5,400,-10.,10.);
TH2F* hRCV0_DTPCvphiLpr = new TH2F("hRCV0_DTPCvphiLpr","",400,-0.5,6.5,400,-10.,10.);
TH2F* hRCV0_DTPCvphiALpr = new TH2F("hRCV0_DTPCvphiALpr","",400,-0.5,6.5,400,-10.,10.);
TH2F* hRCV0_DTPCvetaK0spi = new TH2F("hRCV0_DTPCvetaK0spi","",400,-1.,1.,400,-10.,10.);
TH2F* hRCV0_DTPCvetaLpr = new TH2F("hRCV0_DTPCvetaLpr","",400,-1.,1.,400,-10.,10.);
TH2F* hRCV0_DTPCvetaALpr = new TH2F("hRCV0_DTPCvetaALpr","",400,-1.,1.,400,-10.,10.);
TH2F* hMCvRC_PtK0s = new TH2F("hMCvRC_PtK0s","",400,0,20,400,0,20);
TH2F* hMCvRC_PtL = new TH2F("hMCvRC_PtL","",400,0,20,400,0,20);
TH2F* hMCvRC_PtAL = new TH2F("hMCvRC_PtAL","",400,0,20,400,0,20);
TH2F* hMCvRC_PhiK0s = new TH2F("hMCvRC_PhiK0s","",400,-0.5,6.5,400,-0.5,6.5);
TH2F* hMCvRC_PhiL = new TH2F("hMCvRC_PhiL","",400,-0.5,6.5,400,-0.5,6.5);
TH2F* hMCvRC_PhiAL = new TH2F("hMCvRC_PhiAL","",400,-0.5,6.5,400,-0.5,6.5);
TH2F* hMCvRC_EtaK0s = new TH2F("hMCvRC_EtaK0s","",400,-1.,1.,400,-1.,1.);
TH2F* hMCvRC_EtaL = new TH2F("hMCvRC_EtaL","",400,-1.,1.,400,-1.,1.);
TH2F* hMCvRC_EtaAL = new TH2F("hMCvRC_EtaAL","",400,-1.,1.,400,-1.,1.);
TH2F* hMCvRC_DCAddK0s = new TH2F("hMCvRC_DCAddK0s","",400,0,2,400,0,2);
TH2F* hMCvRC_DCAddL = new TH2F("hMCvRC_DCAddL","",400,0,2,400,0,2);
TH2F* hMCvRC_DCAddAL = new TH2F("hMCvRC_DCAddAL","",400,0,2,400,0,2);
TH2F* hMCvRC_CPAK0s = new TH2F("hMCvRC_CPAK0s","",400,0.98,1.02,400,0.98,1.02);
TH2F* hMCvRC_CPAL = new TH2F("hMCvRC_CPAL","",400,0.98,1.02,400,0.98,1.02);
TH2F* hMCvRC_CPAAL = new TH2F("hMCvRC_CPAAL","",400,0.98,1.02,400,0.98,1.02);
TH2F* hMCvRC_RK0s = new TH2F("hMCvRC_RK0s","",400,0,150,400,0,150);
TH2F* hMCvRC_RL = new TH2F("hMCvRC_RL","",400,0,150,400,0,150);
TH2F* hMCvRC_RAL = new TH2F("hMCvRC_RAL","",400,0,150,400,0,150);
TH2F* hMCvRC_APK0s = new TH2F("hMCvRC_APK0s","",400,0,5,400,0,5);
TH2F* hMCvRC_APL = new TH2F("hMCvRC_APL","",400,0,5,400,0,5);
TH2F* hMCvRC_APAL = new TH2F("hMCvRC_APAL","",400,0,5,400,0,5);
TH2F* hMCvRC_DTofTimeK0spi = new TH2F("hMCvRC_DTofTimeK0spi","",400,1e4,35000,400,1e4,35000);
TH2F* hMCvRC_DTofLengthK0spi = new TH2F("hMCvRC_DTofLengthK0spi","",400,0,1000,400,0,1000);
TH2F* hMCvRC_DTofTimeLpi = new TH2F("hMCvRC_DTofTimeLpi","",400,1e4,35000,400,1e4,35000);
TH2F* hMCvRC_DTofLengthLpi = new TH2F("hMCvRC_DTofLengthLpi","",400,0,1000,400,0,1000);
TH2F* hMCvRC_DTofTimeALpi = new TH2F("hMCvRC_DTofTimeALpi","",400,1e4,35000,400,1e4,35000);
TH2F* hMCvRC_DTofLengthALpi = new TH2F("hMCvRC_DTofLengthALpi","",400,0,1000,400,0,1000);
TH2F* hMCvRC_DTofTimeLpr = new TH2F("hMCvRC_DTofTimeLpr","",400,1e4,35000,400,1e4,35000);
TH2F* hMCvRC_DTofLengthLpr = new TH2F("hMCvRC_DTofLengthLpr","",400,0,1000,400,0,1000);
TH2F* hMCvRC_DTofTimeALpr = new TH2F("hMCvRC_DTofTimeALpr","",400,1e4,35000,400,1e4,35000);
TH2F* hMCvRC_DTofLengthALpr = new TH2F("hMCvRC_DTofLengthALpr","",400,0,1000,400,0,1000);
bool MakeChain(const Char_t *inputFile="test.list") {
if (!mChain) mChain = new TChain("PIDTree");
TString inputFileStr(inputFile);
flagMC = inputFileStr.Contains("MC");
string const dirFile = inputFileStr.Data();
if (dirFile.find(".lis") != string::npos) {
ifstream inputStream(dirFile.c_str());
if (!inputStream) {
cout << "ERROR: Cannot open list file " << dirFile << endl;
return false; }
int nFile = 0;
string file;
while (getline(inputStream, file)) {
if (file.find(".root") != string::npos) {
TFile* ftmp = TFile::Open(file.c_str());
if (ftmp && !ftmp->IsZombie() && ftmp->GetNkeys()) {
cout << " Read in V0 tree file " << file << endl;
mChain->Add(file.c_str());
++nFile; }
if (ftmp) ftmp->Close();
}
}
cout << " Total " << nFile << " files have been read in. " << endl;
return true;
}
else if (dirFile.find(".root") != string::npos) {
mChain->Add(dirFile.c_str());
return true; }
else {
cout << " No good input file to read ... " << endl;
return false; }
}
bool SelectEvent(AliAnalysisPIDEvent* e) {
//cout << "ae is " << e->AcceptEvent(1,1) << endl;
if (!e->AcceptEvent(1,0)) return false;
if (bV0s->GetEntriesFast() < 1) return false;
if (bTracks->GetEntriesFast() < 1) return false;
return true;
}
bool SelectV0(AliAnalysisPIDV0* v0) {
if (fabs(v0->GetEta()) > 0.8) return false; //superfluous
if (v0->GetPt() < 1.0) return false;
if (v0->GetPt() > 14.0) return false;
//if (v0->GetDCAPV() < 0.05) return false; // dca of extrapolated v0 to pv? or daughters to pv?
if (v0->GetDCAV0Daughters() > 0.5) return false;
if (v0->GetV0CosinePA() < 0.997) return false; // :(
if (v0->GetRadius() < 5.) return false;
if (v0->GetRadius() > 100.) return false;
if (!SelectV0daughter(v0->GetPosAnalysisTrack())) return false;
if (!SelectV0daughter(v0->GetNegAnalysisTrack())) return false;
// IM photonic e+e- rejection cut?
return true;
}
bool SelectV0_MC(AliAnalysisPIDParticle* p, Int_t part) {
if (p->GetPdgCode() != PDG_IDS[part]) return false;
if (fabs(p->GetEta()) > 0.8) return false;
return true;
}
bool SelectV0daughter(AliAnalysisPIDTrack* t) {
if (fabs(t->GetEta()) > 0.8) return false;
if (fabs(t->GetImpactParameter(0)) < 0.05) return false;
return true;
}
bool SelectTrack(AliAnalysisPIDTrack* t) {
if (fabs(t->GetEta()) > 0.8) return false;
return true;
}
bool IsK0s(AliAnalysisPIDV0* v0, Int_t cutFlag) {
AliAnalysisPIDTrack* trP = v0->GetPosAnalysisTrack();
AliAnalysisPIDTrack* trN = v0->GetNegAnalysisTrack();
Double_t* ap = CalculateAP(v0);
if (*(ap+1) < 0.2*fabs(*(ap+0))) return false;
if ((cutFlag<1) && fabs(trP->GetNSigmaPionTOF())>3.) return false;
if ((cutFlag<1) && fabs(trN->GetNSigmaPionTOF())>3.) return false;
if ((cutFlag<2) && fabs(trP->GetNSigmaPionTPC())>3.) return false;
if ((cutFlag<2) && fabs(trN->GetNSigmaPionTPC())>3.) return false;
return true;
}
bool IsL(AliAnalysisPIDV0* v0, Int_t cutFlag) {
AliAnalysisPIDTrack* trP = v0->GetPosAnalysisTrack();
AliAnalysisPIDTrack* trN = v0->GetNegAnalysisTrack();
if ((cutFlag<1) && fabs(trP->GetNSigmaProtonTOF())>3.) return false;
if ((cutFlag<1) && fabs(trN->GetNSigmaPionTOF())>3.) return false;
if ((cutFlag<2) && fabs(trP->GetNSigmaProtonTPC())>3.) return false;
if ((cutFlag<2) && fabs(trN->GetNSigmaPionTPC())>3.) return false;
return true;
}
bool IsAL(AliAnalysisPIDV0* v0, Int_t cutFlag) {
AliAnalysisPIDTrack* trP = v0->GetPosAnalysisTrack();
AliAnalysisPIDTrack* trN = v0->GetNegAnalysisTrack();
if ((cutFlag<1) && fabs(trP->GetNSigmaPionTOF())>3.) return false;
if ((cutFlag<1) && fabs(trN->GetNSigmaProtonTOF())>3.) return false;
if ((cutFlag<2) && fabs(trP->GetNSigmaPionTPC())>3.) return false;
if ((cutFlag<2) && fabs(trN->GetNSigmaProtonTPC())>3.) return false;
return true;
}
void myLegendSetUp(TLegend *currentLegend=0, float currentTextSize=0.07, int columns=2) {
currentLegend->SetTextFont(42);
currentLegend->SetBorderSize(0);
currentLegend->SetFillStyle(0);
currentLegend->SetFillColor(0);
currentLegend->SetMargin(0.25);
currentLegend->SetTextSize(currentTextSize);
currentLegend->SetEntrySeparation(0.5);
currentLegend->SetNColumns(columns);
return;
}
Float_t* ExtractYield(TH1D* hist = 0, TTree* tree = 0, Int_t method = 0, Int_t part = 0) { // extracting with RooFit, 0 is sideband, 1 is sideband bg, 2 is fit
// 3 is unbinned fit
// part: 0 for k0s, 1 for lambdas
static Float_t val[2];
val[0] = 0; val[1] = 0;
Float_t fitMin = -0.03, fitMax = 0.03;
switch (method) {
case 0 :
Float_t subRange = (!part) ? 0.03 : 0.015;
hist->GetXaxis()->SetRangeUser(-subRange,subRange);
Float_t mean = hist->GetMean();
Float_t rms = hist->GetRMS();
printf("STATUS: part is %i rms is %f \n", part, rms);
hist->GetXaxis()->SetRange();
val[0] = hist->Integral(hist->FindBin(mean-3.*rms),hist->FindBin(mean+3.*rms));
printf("STATUS: int inside is %f \n", val[0]);
val[1] = sqrt(val[0]);
break;
case 1 :
Float_t subRange = (!part) ? 0.03 : 0.015;
hist->GetXaxis()->SetRangeUser(-subRange,subRange);
Float_t mean = hist->GetMean();
Float_t rms = hist->GetRMS();
hist->GetXaxis()->SetRange();
val[0] = hist->Integral(hist->FindBin(mean-6.*rms),hist->FindBin(mean-3.*rms));
val[0] += hist->Integral(hist->FindBin(mean+3.*rms),hist->FindBin(mean+6.*rms));
printf("STATUS: int outside is %f \n", val[0]);
val[1] = sqrt(val[0]);
break;
case 2 : // fallthrough
case 3 :
RooRealVar MassDT("MassDT","#Delta m_{inv} (GeV/#it{c}^{2})",fitMin,fitMax);
if (method==2) {
hist->Rebin(8);
RooDataHist DT_set("DT_set","DT_hist",MassDT,Import(*hist)); }
else RooDataSet DT_set("DT_set","DT_tree",MassDT,Import(*tree));
RooRealVar pGaus1A("pGaus1A","Mean 1",-0.004,0.004);
RooRealVar pGaus1B("pGaus1B","Sigma 1",0,0.01);
RooGaussian fGaus1("fGaus1","fGaus1",MassDT,pGaus1A,pGaus1B);
RooRealVar nGaus1("nGaus1","N_{Gaus1}",1,0,1e06);
RooRealVar pGaus2A("pGaus2A","Mean 2",-0.004,0.004);
RooRealVar pGaus2B("pGaus2B","Sigma 2",0,0.01);
//RooGaussian fGaus2("fGaus2","fGaus2",MassDT,pGaus2A,pGaus2B);
RooGaussian fGaus2("fGaus2","fGaus2",MassDT,pGaus1A,pGaus2B);
RooRealVar nGaus2("nGaus2","N_{Gaus2}",1,0,1e06);
RooRealVar pPolBgA("pPolBgA","Pol. par. A",0,-200,200);
RooChebychev fPolBg("fPolBg","fPolBg",MassDT,pPolBgA);//RooArgSet(CB_DT_ParA,CB_DT_ParB,CB_DT_ParC));
RooRealVar nPolBg("nPolBg","N_{PolBg}",1,0,1e06);
//RooAddPdf fTotal("fTotal","fTotal",RooArgList(fGaus1,fGaus2),RooArgList(nGaus1,nGaus2));
RooAddPdf fTotal("fTotal","fTotal",RooArgList(fGaus1,fGaus2,fPolBg),RooArgList(nGaus1,nGaus2,nPolBg));
RooFitResult* fR = fTotal.fitTo(DT_set,Save(),PrintLevel(-1));
RooFormulaVar nGaus("nGaus","nGaus1+nGaus2",RooArgList(nGaus1,nGaus2));
//printf("Errors are %f and %f, total is %f or %f wrt to %f \n", nGaus1.getError(), nGaus2.getError(), nGaus1.getError()+nGaus2.getError(),sqrt(nGaus1.getError()*nGaus1.getError()+nGaus2.getError()*nGaus2.getError()),nGaus.getPropagatedError(*fR));
cFits[canCounter%6]->cd(1+canCounter/6);
RooPlot* plot1 = MassDT.frame(Title(" "));
DT_set.plotOn(plot1,MarkerSize(0.4));
fTotal.plotOn(plot1,LineWidth(1),LineColor(kRed));
plot1->SetMinimum(1e-05);
plot1->SetMaximum(1.35*plot1->GetMaximum());
plot1->GetXaxis()->SetTitleSize(0.05);
plot1->GetYaxis()->SetTitleSize(0.05);
plot1->Draw();
TLegend *leg1 = new TLegend(0.075,0.7,0.5,0.88);
myLegendSetUp(leg1,0.065,1);
leg1->AddEntry((TObject*)0,Form("%4.2f < p_{T} < %4.2f (GeV/#it{c})",xBins[canCounter/6],xBins[1+canCounter/6])," ");
leg1->AddEntry((TObject*)0,cNames[canCounter%6]+Form(" , #chi^{2}/ndf = %4.2f",plot1->chiSquare())," ");
leg1->AddEntry((TObject*)0,Form("%4.1f #pm %4.1f",nGaus.getVal(),nGaus.getPropagatedError(*fR))," ");
leg1->Draw();
val[0] = nGaus.getVal();
printf("STATUS: int from fit is %f \n", val[0]);
val[1] = nGaus.getPropagatedError(*fR);
canCounter++;
break;
}
return val;
}
Float_t CalculateCPA(AliAnalysisPIDParticle* p, Double_t refPointX, Double_t refPointY, Double_t refPointZ) {
// calculates the pointing angle of the V0 wrt a reference point
Double_t momV0[3]; //momentum of the V0
TLorentzVector fLV;
fLV.SetPtEtaPhiM(p->GetPt(),p->GetEta(),p->GetPhi(),p->GetMass());
momV0[0] = fLV.X(); momV0[1] = fLV.Y(); momV0[2] = fLV.Z();
Double_t deltaPos[3]; //vector between the reference point and the V0 vertex
deltaPos[0] = fPos[0] - refPointX;
deltaPos[1] = fPos[1] - refPointY;
deltaPos[2] = fPos[2] - refPointZ;
Double_t momV02 = momV0[0]*momV0[0] + momV0[1]*momV0[1] + momV0[2]*momV0[2];
Double_t deltaPos2 = deltaPos[0]*deltaPos[0] + deltaPos[1]*deltaPos[1] + deltaPos[2]*deltaPos[2];
Double_t cosinePointingAngle = (deltaPos[0]*momV0[0] +
deltaPos[1]*momV0[1] +
deltaPos[2]*momV0[2] ) /
TMath::Sqrt(momV02 * deltaPos2);
return cosinePointingAngle;
}
Double_t* CalculateAP(AliAnalysisPIDV0* v0) { //[0]...alpha, [1]...pt
static Double_t val[2];
TVector3 momNeg, momPos, momTot;
momNeg.SetPtEtaPhi(v0->GetNegAnalysisTrack()->GetPt(),v0->GetNegAnalysisTrack()->GetEta(),v0->GetNegAnalysisTrack()->GetPhi());
momPos.SetPtEtaPhi(v0->GetPosAnalysisTrack()->GetPt(),v0->GetPosAnalysisTrack()->GetEta(),v0->GetPosAnalysisTrack()->GetPhi());
//momTot.SetPtEtaPhi(v0->GetPt(),v0->GetEta(),v0->GetPhi());
momTot = momNeg + momPos;
Double_t lQlNeg = momNeg.Dot(momTot)/momTot.Mag();
Double_t lQlPos = momPos.Dot(momTot)/momTot.Mag();
val[0] = (lQlPos - lQlNeg)/(lQlPos + lQlNeg);
val[1] = momPos.Perp(momTot);
return val;
}
Double_t CalculatePhi(AliAnalysisPIDV0* v0) {
TVector3 momNeg, momPos, momTot;
momNeg.SetPtEtaPhi(v0->GetNegAnalysisTrack()->GetPt(),v0->GetNegAnalysisTrack()->GetEta(),v0->GetNegAnalysisTrack()->GetPhi());
momPos.SetPtEtaPhi(v0->GetPosAnalysisTrack()->GetPt(),v0->GetPosAnalysisTrack()->GetEta(),v0->GetPosAnalysisTrack()->GetPhi());
momTot = momNeg + momPos;
Double_t phi = (momTot.Phi() > 0) ? momTot.Phi() : (momTot.Phi() + 2.*TMath::Pi() );
return phi;
}
//AliAnalysisPIDParticle
//cutflag: 0 is tpc+tof (no bg), 1 is tpc (+bg), 2 is bg
void readTree_V0(Int_t nEvents=10, Int_t cutFlag=0, const Char_t *inputFile="test.list", const Char_t *outputFile="test.root") {
gROOT->LoadMacro("$HOME/sq/load_libraries.C");
load_libraries();
TList* lHist = gDirectory->GetList();
int iHist = 0;
if (!MakeChain(inputFile)) printf("Couldn't create the chain! \n", );
else printf("Chain created with %i entries \n", mChain->GetEntries());
mChain->SetBranchAddress("AnalysisTrack",&bTracks);
mChain->SetBranchAddress("AnalysisV0Track",&bV0s);
mChain->SetBranchAddress("AnalysisEvent",&mEvent);
if (flagMC) mChain->SetBranchAddress("AnalysisParticle",&bParticles);
nEvents = (nEvents < mChain->GetEntries()) ? nEvents : mChain->GetEntries();
Float_t bugcheck = -99; Float_t bugcheck2 = -99;
for (int iEv = 0; iEv < nEvents; ++iEv) {
//if (iEv!=139254) continue;
hEventMonitor->Fill(0);
if (iEv%10000==0) printf("Processing: %i out of total %i events...\n", iEv, nEvents);
bTracks->Clear();
mChain->GetEntry(iEv);
if (!mEvent) continue;
AliAnalysisPIDV0* bugchecker = (AliAnalysisPIDV0*)bV0s->At(0);
if (bugchecker) {
if (fabs(bugchecker->GetRadius() - bugcheck) < 0.00001 &&
fabs(bugchecker->GetPt() - bugcheck2) < 0.001) {
//printf("1 this %f past %f \n", bugchecker->GetRadius(), bugcheck);
//printf("2 this %f past %f \n", bugchecker->GetPt(), bugcheck2);
//printf("identified doubled event %i , skipping \n", iEv);
continue; }
bugcheck = bugchecker->GetRadius();
bugcheck2 = bugchecker->GetPt();
}
hEventMonitor->Fill(1);
Float_t vz = mEvent->GetVertexZ();
Int_t refmult = mEvent->GetReferenceMultiplicity();
Float_t v0mult = mEvent->GetV0Mmultiplicity() ;
//printf("EVENT #%i , VZ is %9.9f , rmult is %i , v0mult is %f \n", iEv, vz, refmult, v0mult);
if (!iEv) mEvent->PrintEventSelection();
if (!SelectEvent(mEvent)) continue;
hEventMonitor->Fill(2);
if (flagMC) //V0 MC analysis
{
Int_t nPs = bParticles->GetEntriesFast();
for (int iP = 0; iP < nPs; ++iP) {
hMCV0Monitor->Fill(0);
AliAnalysisPIDParticle* p = (AliAnalysisPIDParticle*)bParticles->At(iP);
if (!p) continue;
hMCV0Monitor->Fill(1);
Int_t v0id;
if (SelectV0_MC(p,0)) { // select mc v0
hMCV0Monitor->Fill(2);
hMCV0_PtK0s->Fill(p->GetPt());
v0id = 0;}
else if (SelectV0_MC(p,1)) {
hMCV0Monitor->Fill(2);
hMCV0_PtL->Fill(p->GetPt());
v0id = 1;}
else if (SelectV0_MC(p,2)) {
hMCV0Monitor->Fill(2);
hMCV0_PtAL->Fill(p->GetPt());
v0id = 2;}
else continue;
// find mc daughters
//AliAnalysisPIDParticle* dP = FindPosDaughterMC(p,v0id);
//AliAnalysisPIDParticle* dN = FindNegDaughterMC(p,v0id);
// use vectors perhaps for matching?
Int_t mcLabel = p->GetLabel();
Int_t rcV0Count = 0;
Int_t nV0s = bV0s->GetEntriesFast();
//for (int iV0 = 0; (iV0 < nV0s && rcV0Count < 1); ++iV0) {
TString echo1;
for (int iV0 = 0; iV0 < nV0s; ++iV0) {
AliAnalysisPIDV0* v0rc = (AliAnalysisPIDV0*)bV0s->At(iV0);
if (!v0rc) continue;
if (v0rc->GetMCPdgCode() != PDG_IDS[v0id]) continue;
AliAnalysisPIDTrack* trPrc = v0rc->GetPosAnalysisTrack();
AliAnalysisPIDTrack* trNrc = v0rc->GetNegAnalysisTrack();
if (trPrc->GetMCMotherLabel() != mcLabel) continue;
//if (trPrc->GetMCMotherPrimary() != 1) continue;
rcV0Count++;
if (rcV0Count>1) printf(echo1.Data());
echo1 = Form("nEV %i nP %i v0 finds %i , v0id %i , mcpt %f , rcpt %f , mK0 %f , mL %f , tr+pt %f , tr-pt %f : \n",
iEv, iP, rcV0Count, v0id, p->GetPt(), v0rc->GetPt(), v0rc->GetIMK0s(), v0rc->GetIML(), trPrc->GetPt(), trNrc->GetPt());
echo1 += Form("-------------------------- r %f , dcad %f , cos %f , eta %f , dcapv %f \n",
v0rc->GetRadius(), v0rc->GetDCAV0Daughters(), v0rc->GetV0CosinePA(), v0rc->GetEta(), v0rc->GetDCAPV());
if (rcV0Count>1) printf(echo1.Data());
Double_t* aprc = CalculateAP(v0rc);
Double_t phirc = CalculatePhi(v0rc);
if (v0id == 0) {
hMCvRC_PtK0s->Fill(p->GetPt(),v0rc->GetPt());
hMCvRC_PhiK0s->Fill(p->GetPhi(),phirc);
hMCvRC_EtaK0s->Fill(p->GetEta(),v0rc->GetEta());
hMCvRC_DCAddK0s->Fill(0,v0rc->GetDCAV0Daughters()); //trees don't store mc helices //mc true should be 0
hMCvRC_CPAK0s->Fill(1,v0rc->GetV0CosinePA()); //trees don't store PV_x,y //mc true should be 1
hMCvRC_RK0s->Fill(1,v0rc->GetRadius()); //trees don't store mc helices
if (fabs(*(aprc+0))>0.005) hMCvRC_APK0s->Fill(1,*(aprc+1)/fabs(*(aprc+0))); //trees don't store v0 momentum vector
hRCV0_APK0s->Fill(*(aprc+0),*(aprc+1));
hMCV0_PtPhiEtaK0s->Fill(p->GetPt(), p->GetPhi(), p->GetEta());
hRCV0_PtPhiEtaK0s->Fill(v0rc->GetPt(), phirc, v0rc->GetEta());
if (trPrc->HasTPCPID()) {
hRCV0_DHasTPCK0spi->Fill(trPrc->GetPt());
hRCV0_DDedxvpK0s->Fill(trPrc->GetP(),trPrc->GetTPCdEdx());
hRCV0_DTpcK0spi->Fill(trPrc->GetNSigmaPionTPC());
hRCV0_DNDedxK0spi->Fill(trPrc->GetTPCdEdxN());
hRCV0_DTPCvphiK0spi->Fill(trPrc->GetPhi(),trPrc->GetNSigmaPionTPC());
hRCV0_DTPCvetaK0spi->Fill(trPrc->GetEta(),trPrc->GetNSigmaPionTPC()); }
if (trNrc->HasTPCPID()) {
hRCV0_DHasTPCK0spi->Fill(trNrc->GetPt());
hRCV0_DDedxvpK0s->Fill(trNrc->GetP(),trNrc->GetTPCdEdx());
hRCV0_DTpcK0spi->Fill(trNrc->GetNSigmaPionTPC());
hRCV0_DNDedxK0spi->Fill(trNrc->GetTPCdEdxN());
hRCV0_DTPCvphiK0spi->Fill(trNrc->GetPhi(),trNrc->GetNSigmaPionTPC());
hRCV0_DTPCvetaK0spi->Fill(trNrc->GetEta(),trNrc->GetNSigmaPionTPC()); }
if (trPrc->HasTOFPID()) {
hRCV0_DHasTOFK0spi->Fill(trPrc->GetPt());
hRCV0_DTofBetavpK0s->Fill(trPrc->GetP(),trPrc->GetTOFExpBeta(AliPID::kPion));
//hRCV0_DTofBetavpK0s->Fill(trPrc->GetP(),trPrc->GetTOFBeta());
hRCV0_DTofK0spi->Fill(trPrc->GetNSigmaPionTOF());
hMCvRC_DTofTimeK0spi->Fill(trPrc->GetMCTOFTime(),trPrc->GetTOFTime());
hMCvRC_DTofLengthK0spi->Fill(trPrc->GetMCTOFLength(),trPrc->GetTOFLength()); }
if (trNrc->HasTOFPID()) {
hRCV0_DHasTOFK0spi->Fill(trNrc->GetPt());
hRCV0_DTofBetavpK0s->Fill(trNrc->GetP(),trNrc->GetTOFExpBeta(AliPID::kPion));
hRCV0_DTofK0spi->Fill(trNrc->GetNSigmaPionTOF());
hMCvRC_DTofTimeK0spi->Fill(trNrc->GetMCTOFTime(),trNrc->GetTOFTime());
hMCvRC_DTofLengthK0spi->Fill(trNrc->GetMCTOFLength(),trNrc->GetTOFLength()); }
hRCV0_DIPxyK0spi->Fill(trPrc->GetImpactParameter(0));
hRCV0_DIPxyK0spi->Fill(trNrc->GetImpactParameter(0));
hRCV0_DIPzK0spi->Fill(trPrc->GetImpactParameter(1));
hRCV0_DIPzK0spi->Fill(trNrc->GetImpactParameter(1));
hRCV0_DNclusK0spi->Fill(trPrc->GetTPCNcls());
hRCV0_DNclusK0spi->Fill(trNrc->GetTPCNcls());
hRCV0_DPtPhiEtaK0spi->Fill(trPrc->GetPt(),trPrc->GetPhi(),trPrc->GetEta());
hRCV0_DPtPhiEtaK0spi->Fill(trNrc->GetPt(),trNrc->GetPhi(),trNrc->GetEta());
}
if (v0id == 1) {
hMCvRC_PtL->Fill(p->GetPt(),v0rc->GetPt());
hMCvRC_PhiL->Fill(p->GetPhi(),phirc);
hMCvRC_EtaL->Fill(p->GetEta(),v0rc->GetEta());
hMCvRC_DCAddL->Fill(0,v0rc->GetDCAV0Daughters()); //trees don't store mc helices
hMCvRC_CPAL->Fill(1,v0rc->GetV0CosinePA()); //trees don't store PV_x,y
hMCvRC_RL->Fill(1,v0rc->GetRadius()); //trees don't store mc helices
if (fabs(*(aprc+0))>0.005) hMCvRC_APL->Fill(1,*(aprc+1)/fabs(*(aprc+0))); //trees don't store v0 momentum vector
hRCV0_APL->Fill(*(aprc+0),*(aprc+1));
hMCV0_PtPhiEtaL->Fill(p->GetPt(), p->GetPhi(), p->GetEta());
hRCV0_PtPhiEtaL->Fill(v0rc->GetPt(), phirc, v0rc->GetEta());
if (trPrc->HasTPCPID()) {
hRCV0_DHasTPCLpr->Fill(trPrc->GetPt());
hRCV0_DDedxvpL->Fill(trPrc->GetP(),trPrc->GetTPCdEdx());
hRCV0_DTpcLpr->Fill(trPrc->GetNSigmaProtonTPC());
hRCV0_DNDedxLpr->Fill(trPrc->GetTPCdEdxN());
hRCV0_DTPCvphiLpr->Fill(trPrc->GetPhi(),trPrc->GetNSigmaProtonTPC());
hRCV0_DTPCvetaLpr->Fill(trPrc->GetEta(),trPrc->GetNSigmaProtonTPC()); }
if (trNrc->HasTPCPID()) {
hRCV0_DHasTPCLpi->Fill(trNrc->GetPt());
hRCV0_DDedxvpL->Fill(trNrc->GetP(),trNrc->GetTPCdEdx());
hRCV0_DTpcLpi->Fill(trNrc->GetNSigmaPionTPC());
hRCV0_DNDedxLpi->Fill(trNrc->GetTPCdEdxN()); }
if (trPrc->HasTOFPID()) {
hRCV0_DHasTOFLpr->Fill(trPrc->GetPt());
hRCV0_DTofBetavpL->Fill(trPrc->GetP(),trPrc->GetTOFExpBeta(AliPID::kProton));
hRCV0_DTofLpr->Fill(trPrc->GetNSigmaProtonTOF());
hMCvRC_DTofTimeLpr->Fill(trPrc->GetMCTOFTime(),trPrc->GetTOFTime());
hMCvRC_DTofLengthLpr->Fill(trPrc->GetMCTOFLength(),trPrc->GetTOFLength()); }
if (trNrc->HasTOFPID()) {
hRCV0_DHasTOFLpi->Fill(trNrc->GetPt());
hRCV0_DTofBetavpL->Fill(trNrc->GetP(),trNrc->GetTOFExpBeta(AliPID::kPion));
hRCV0_DTofLpi->Fill(trNrc->GetNSigmaPionTOF());
hMCvRC_DTofTimeLpi->Fill(trNrc->GetMCTOFTime(),trNrc->GetTOFTime());
hMCvRC_DTofLengthLpi->Fill(trNrc->GetMCTOFLength(),trNrc->GetTOFLength()); }
hRCV0_DIPxyLpr->Fill(trPrc->GetImpactParameter(0));
hRCV0_DIPxyLpi->Fill(trNrc->GetImpactParameter(0));
hRCV0_DIPzLpr->Fill(trPrc->GetImpactParameter(1));
hRCV0_DIPzLpi->Fill(trNrc->GetImpactParameter(1));
hRCV0_DNclusLpr->Fill(trPrc->GetTPCNcls());
hRCV0_DNclusLpi->Fill(trNrc->GetTPCNcls());
hRCV0_DPtPhiEtaLpr->Fill(trPrc->GetPt(),trPrc->GetPhi(),trPrc->GetEta());
hRCV0_DPtPhiEtaLpi->Fill(trNrc->GetPt(),trNrc->GetPhi(),trNrc->GetEta());
}
if (v0id == 2) {
hMCvRC_PtAL->Fill(p->GetPt(),v0rc->GetPt());
hMCvRC_PhiAL->Fill(p->GetPhi(),phirc);
hMCvRC_EtaAL->Fill(p->GetEta(),v0rc->GetEta());
hMCvRC_DCAddAL->Fill(0,v0rc->GetDCAV0Daughters()); //trees don't store mc helices
hMCvRC_CPAAL->Fill(1,v0rc->GetV0CosinePA()); //trees don't store PV_x,y
hMCvRC_RAL->Fill(1,v0rc->GetRadius()); //trees don't store mc helices
if (fabs(*(aprc+0))>0.005) hMCvRC_APAL->Fill(1,*(aprc+1)/fabs(*(aprc+0))); //trees don't store v0 momentum vector
hRCV0_APAL->Fill(*(aprc+0),*(aprc+1));
hMCV0_PtPhiEtaAL->Fill(p->GetPt(), p->GetPhi(), p->GetEta());
hRCV0_PtPhiEtaAL->Fill(v0rc->GetPt(), phirc, v0rc->GetEta());
if (trPrc->HasTPCPID()) {
hRCV0_DHasTPCALpi->Fill(trPrc->GetPt());
hRCV0_DDedxvpAL->Fill(trPrc->GetP(),trPrc->GetTPCdEdx());
hRCV0_DTpcALpi->Fill(trPrc->GetNSigmaPionTPC());
hRCV0_DNDedxALpi->Fill(trPrc->GetTPCdEdxN()); }
if (trNrc->HasTPCPID()) {
hRCV0_DHasTPCALpr->Fill(trNrc->GetPt());
hRCV0_DDedxvpAL->Fill(trNrc->GetP(),trNrc->GetTPCdEdx());
hRCV0_DTpcALpr->Fill(trNrc->GetNSigmaProtonTPC());
hRCV0_DNDedxALpr->Fill(trNrc->GetTPCdEdxN());
hRCV0_DTPCvphiALpr->Fill(trNrc->GetPhi(),trNrc->GetNSigmaProtonTPC());
hRCV0_DTPCvetaALpr->Fill(trNrc->GetEta(),trNrc->GetNSigmaProtonTPC()); }
if (trPrc->HasTOFPID()) {
hRCV0_DHasTOFALpi->Fill(trPrc->GetPt());
hRCV0_DTofBetavpAL->Fill(trPrc->GetP(),trPrc->GetTOFExpBeta(AliPID::kPion));
hRCV0_DTofALpi->Fill(trPrc->GetNSigmaPionTOF());
hMCvRC_DTofTimeALpi->Fill(trPrc->GetMCTOFTime(),trPrc->GetTOFTime());
hMCvRC_DTofLengthALpi->Fill(trPrc->GetMCTOFLength(),trPrc->GetTOFLength()); }
if (trNrc->HasTOFPID()) {
hRCV0_DHasTOFALpr->Fill(trNrc->GetPt());
hRCV0_DTofBetavpAL->Fill(trNrc->GetP(),trNrc->GetTOFExpBeta(AliPID::kProton));
hRCV0_DTofALpr->Fill(trNrc->GetNSigmaProtonTOF());
hMCvRC_DTofTimeALpr->Fill(trNrc->GetMCTOFTime(),trNrc->GetTOFTime());
hMCvRC_DTofLengthALpr->Fill(trNrc->GetMCTOFLength(),trNrc->GetTOFLength()); }
hRCV0_DIPxyALpi->Fill(trPrc->GetImpactParameter(0));
hRCV0_DIPxyALpr->Fill(trNrc->GetImpactParameter(0));
hRCV0_DIPzALpi->Fill(trPrc->GetImpactParameter(1));
hRCV0_DIPzALpr->Fill(trNrc->GetImpactParameter(1));
hRCV0_DNclusALpi->Fill(trPrc->GetTPCNcls());
hRCV0_DNclusALpr->Fill(trNrc->GetTPCNcls());
hRCV0_DPtPhiEtaALpi->Fill(trPrc->GetPt(),trPrc->GetPhi(),trPrc->GetEta());
hRCV0_DPtPhiEtaALpr->Fill(trNrc->GetPt(),trNrc->GetPhi(),trNrc->GetEta());
}
if (!SelectV0(v0rc)) continue;
if (v0id == 0 && IsK0s(v0rc,cutFlag)) {
hRCV0_PtK0s->Fill(v0rc->GetPt()); }
if (v0id == 1 && IsL(v0rc,cutFlag)) {
hRCV0_PtL->Fill(v0rc->GetPt()); }
if (v0id == 2 && IsAL(v0rc,cutFlag)) {
hRCV0_PtAL->Fill(v0rc->GetPt()); }
//break;
}
hRCV0Counter->Fill(rcV0Count);
if (rcV0Count > 1) {
printf("nEV %i nP %i counter %i Too many v0s reconstructed!!!\n", iEv, iP, rcV0Count);
//return 0;
}
}
}
Int_t V0Count = 0; // VZERO ANALYSIS HERE
Int_t nV0s = bV0s->GetEntriesFast();
for (int iV0 = 0; iV0 < nV0s; ++iV0) {
hV0Monitor->Fill(0);
AliAnalysisPIDV0* v0 = (AliAnalysisPIDV0*)bV0s->At(iV0);
if (!v0) continue;
hV0Monitor->Fill(1);
if (!SelectV0(v0)) continue;
hV0Monitor->Fill(2);
V0Count++;
AliAnalysisPIDTrack* trP = v0->GetPosAnalysisTrack();
AliAnalysisPIDTrack* trN = v0->GetNegAnalysisTrack();
Double_t* ap = CalculateAP(v0);
Double_t phi = CalculatePhi(v0);
if (trP->HasTPCPID()) hV0_DHasTPC->Fill(trP->GetPt());
if (trN->HasTPCPID()) hV0_DHasTPC->Fill(trN->GetPt());
if (trP->HasTOFPID()) hV0_DHasTOF->Fill(trP->GetPt());
if (trN->HasTOFPID()) hV0_DHasTOF->Fill(trN->GetPt());
hV0_DPt->Fill(trP->GetPt());
hV0_DPt->Fill(trN->GetPt());
hV0_DDTofPiPi->Fill(trP->GetNSigmaPionTOF(),trN->GetNSigmaPionTOF());
hV0_DDTofPiP->Fill(trP->GetNSigmaPionTOF(),trN->GetNSigmaProtonTOF());
hV0_DTofPivp->Fill(trP->GetP(),trP->GetNSigmaPionTOF());
hV0_DTofPivp->Fill(trN->GetP(),trN->GetNSigmaPionTOF());
hV0_DDDedx->Fill(trP->GetTPCdEdx(),trN->GetTPCdEdx());
hV0_DDedxvp->Fill(trP->GetP(),trP->GetTPCdEdx());
hV0_DDedxvp->Fill(trN->GetP(),trN->GetTPCdEdx());
hV0_DTofBvpvr->Fill(trP->GetP(),trP->GetTOFExpBeta(AliPID::kPion),v0->GetRadius());
hV0_DTofBvpvr->Fill(trN->GetP(),trN->GetTOFExpBeta(AliPID::kPion),v0->GetRadius());
hV0_DTofBvpvr->Fill(trP->GetP(),trP->GetTOFExpBeta(AliPID::kProton),v0->GetRadius());
hV0_DTofBvpvr->Fill(trN->GetP(),trN->GetTOFExpBeta(AliPID::kProton),v0->GetRadius());
hV0_Radiusvpt->Fill(v0->GetPt(),v0->GetRadius());
hV0_PtPhiEta->Fill(v0->GetPt(),phi,v0->GetEta());
hV0_AP->Fill(*(ap+0),*(ap+1));
bool noCuts = 0; float masscut = 0.01;
if (noCuts || IsK0s(v0,cutFlag)) {
hV0_IMK0s->Fill(v0->GetIMK0s());
hV0_IMPtK0s->Fill(v0->GetIMK0s(),v0->GetPt());
mMasses->Fill(v0->GetIMK0s(),v0->GetPt(),0);
if (fabs(v0->GetIMK0s())<2.*masscut) {
hV0_PtK0s->Fill(v0->GetPt());
Float_t delta = trP->GetNSigmaPionTOF() - trP->GetNSigmaPionTPC(); //TOF STUDY, cutflag should be 1 or 2
hV0_DTofminTpcvrK0spi->Fill(v0->GetRadius(),delta);
delta = trN->GetNSigmaPionTOF() - trN->GetNSigmaPionTPC();
hV0_DTofminTpcvrK0spi->Fill(v0->GetRadius(),delta);
hV0_DTpcvpK0spi->Fill(trP->GetP(),trP->GetNSigmaPionTPC());
hV0_DTpcvpK0spi->Fill(trN->GetP(),trN->GetNSigmaPionTPC());
hV0_DTofvpK0spi->Fill(trP->GetP(),trP->GetNSigmaPionTOF());
hV0_DTofvpK0spi->Fill(trN->GetP(),trN->GetNSigmaPionTOF());
hV0_PtPhiEtaK0s->Fill(v0->GetPt(), phi, v0->GetEta());
hV0_DCAddK0s->Fill(v0->GetDCAV0Daughters());
hV0_CPAK0s->Fill(v0->GetV0CosinePA());
hV0_RK0s->Fill(v0->GetRadius());
if (fabs(*(ap+0))>0.005) hV0_APK0s->Fill(*(ap+1)/fabs(*(ap+0)));
if (trP->HasTPCPID()) {
hV0_DHasTPCK0spi->Fill(trP->GetPt());
hV0_DDedxvpK0s->Fill(trP->GetP(),trP->GetTPCdEdx());
hV0_DTpcK0spi->Fill(trP->GetNSigmaPionTPC());
hV0_DNDedxK0spi->Fill(trP->GetTPCdEdxN());
hV0_DTPCvphiK0spi->Fill(trP->GetPhi(),trP->GetNSigmaPionTPC());
hV0_DTPCvetaK0spi->Fill(trP->GetEta(),trP->GetNSigmaPionTPC()); }
if (trN->HasTPCPID()) {
hV0_DHasTPCK0spi->Fill(trN->GetPt());
hV0_DDedxvpK0s->Fill(trN->GetP(),trN->GetTPCdEdx());
hV0_DTpcK0spi->Fill(trN->GetNSigmaPionTPC());
hV0_DNDedxK0spi->Fill(trN->GetTPCdEdxN());
hV0_DTPCvphiK0spi->Fill(trN->GetPhi(),trN->GetNSigmaPionTPC());
hV0_DTPCvetaK0spi->Fill(trN->GetEta(),trN->GetNSigmaPionTPC()); }
if (trP->HasTOFPID()) {
hV0_DHasTOFK0spi->Fill(trP->GetPt());
hV0_DTofBetavpK0s->Fill(trP->GetP(),trP->GetTOFExpBeta(AliPID::kPion));
//hV0_DTofBetavpK0s->Fill(trP->GetP(),trP->GetTOFBeta());
hV0_DTofK0spi->Fill(trP->GetNSigmaPionTOF()); }
if (trN->HasTOFPID()) {