#include "TF1.h"
TObjectTable * gObjectTable;
-TRandom * gRandom;
-AliRun * gAlice;
+TRandom * gRandom;
+AliRun * gAlice;
void AnaMinv(char * filename)
TH2F * h_Peta_Pt = new TH2F("h_Peta_Pt","Pseudo vs pT",40,0.,10.,50,-1.0,1.0);
TH1F * h_Phi = new TH1F("h_Phi","Phi photons",400,-4.,4.);
TH2F * h_Peta_Phi = new TH2F("h_Peta_Phi","Pseudo vs Phi",200,-4,4,200,-1.0,1.0);
+ TH1F * h_Dispersion= new TH1F("h_Dispersion","Dispersion",50,0.,10.);
+ TH1F * h_Type = new TH1F("h_Type","Particle Type",10,0.,10.);
- TH1F * h_DeltaR = new TH1F("h_DeltaR","Delta R",400,0,4);
+ TH1F * h_DeltaR = new TH1F("h_DeltaR","Delta R",400,0.,2.);
TH1F * h_Asymmetry= new TH1F("h_Asymmetry","Asymmetry",400, -2., 2.);
AliPHOSGetter * RecData = AliPHOSGetter::GetInstance(filename,"Gines") ;
AliPHOSRecParticle * RecParticle1;
AliPHOSRecParticle * RecParticle2;
-
- Float_t RelativeRCut = 0.0001 ;
+ Float_t RelativeRCut = 0.00001 ;
Float_t AsymmetryCut = 0.7 ;
Float_t Asymmetry;
+ Float_t Type;
Int_t iEvent, iRecParticle1, iRecParticle2;
Int_t nRecParticle;
Float_t invariant_mass, invariant_mass_mixed;
- TLorentzVector P_photon1, P_photon2, P_photonMixed1, P_photonMixed2 ;
+
Float_t average_multiplicity = 0.;
for(iEvent=0; iEvent<gAlice->TreeE()->GetEntries(); iEvent++)
- // for(iEvent=0; iEvent<1000; iEvent++)
{
- // if (iEvent==2) gObjectTable->Print();
- //if (iEvent==15) gObjectTable->Print();
+ TLorentzVector P_photon1, P_photon2, P_photonMixed1, P_photonMixed2 ;
+
RecData->Event(iEvent);
printf(">>> Event %d \n",iEvent);
nRecParticle=RecData->NRecParticles();
{
RecParticle1 = (AliPHOSRecParticle *) RecData->RecParticle(iRecParticle1);
RecParticle1->Momentum(P_photon1);
+ Type = RecParticle1->GetType();
+ h_Type->Fill(Type);
+
h_Pseudoeta->Fill(P_photon1.PseudoRapidity());
h_Pt->Fill(P_photon1.Pt());
h_Phi->Fill(P_photon1.Phi());
h_Peta_Pt->Fill(P_photon1.Pt(), P_photon1.PseudoRapidity());
h_Peta_Phi->Fill(P_photon1.Phi(), P_photon1.PseudoRapidity() );
-
+
for(iRecParticle2=iRecParticle1+1; iRecParticle2<nRecParticle; iRecParticle2++)
{
RecParticle2 = (AliPHOSRecParticle *) RecData->RecParticle(iRecParticle2);
for(iEvent=0; iEvent<Background; iEvent++)
{
+ TLorentzVector P_photon1, P_photon2, P_photonMixed1, P_photonMixed2 ;
// printf(">>> Background Event %d \n",iEvent);
Pt_Mixed1 = h_Pt->GetRandom();
Pt_Mixed2 = h_Pt->GetRandom();
h_Peta_Pt->Write();
h_Phi->Write();
h_Peta_Phi->Write();
+ h_Dispersion->Write();
+ h_Type->Write();
h_Asymmetry->Write();
h_DeltaR->Write();
Int_t Norma_1 = 100; Float_t Norma_minv_1 = 0.2;
Int_t Norma_2 = 200; Float_t Norma_minv_2 = 0.4;
- Int_t Minv_1 = 56;
+ Int_t Minv_1 = 46;
Int_t Minv_2 = 76;
if (strstr(particle,"eta"))
{
- Minv_1 = 234;
+ Minv_1 = 214;
Minv_2 = 314;
}
{
signal = h_Minv_pT->ProjectionX("signal", NumberOfPtBins*iHistos+1,NumberOfPtBins*(iHistos+1));
background = h_Minv_pT_back->ProjectionX("background",NumberOfPtBins*iHistos+1,NumberOfPtBins*(iHistos+1));
- //signal->Rebin();
- //background->Rebin();
+
ratio = new TH1D(*signal);
ratio->Sumw2();
ratio->Add(background,-1.0);
else
Renorma = signal->Integral(Norma_1,Norma_2)/background->Integral(Norma_1,Norma_2);
difference->Add(background,(-1.)*Renorma);
-
- //ratio->Draw();
- // background->Draw("same");
- // difference->Draw();
+
Ntota = signal->Integral(Minv_1,Minv_2);
Nback = background->Integral(Minv_1,Minv_2);
NmesonsError[iHistos] = TMath::Sqrt( Ntota + Nback*Renorma*Renorma + Nback*Nback*NormaError*NormaError );
Pt[iHistos] = (iHistos+0.5)*NumberOfPtBins*PtCalibration;
PtError[iHistos] = NumberOfPtBins*PtCalibration/2.;
- // ratio->Delete("");
- //difference->Delete("");
+
}
- // in->Close();
-
char filenameout[80];
sprintf(filenameout,"%s.PtSpectrum_%d_%s_%s",filename, NumberPerPtBin, particle, opt);
PtSpectrum->SetMarkerStyle(27);
PtSpectrum->Draw("P");
+
}