PWG4/GammaConv/ConvCorrelations/AliAnaConvCorrPion.cxx

   1 /**************************************************************************
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   3  * ALICE Experiment at CERN, All rights reserved.                         *
   4  *                                                                        *
   5  * Primary Author: Svein Lindal <slindal@fys.uio.no>                      *
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  15
  16 /// @file   AliAnaConvCorrPion.cxx
  17 /// @author Svein Lindal
  18 /// @brief  Class used to run conversion gamma/pion - hadron/jet analysis
  19
  20
  21
  22 #include "TH2D.h"
  23 #include "AliAnaConvCorrPion.h"
  24 //#include "AliAODTrack.h"
  25 #include "TClonesArray.h"
  26 #include "AliAODConversionParticle.h"
  27 //#include "AliAODConversionMother.h"
  28 //#include "AliAODConversionPhoton.h"
  29 //#include "THnSparse.h"
  30 //#include "TH2F.h"
  31
  32 #include <iostream>
  33
  34
  35 using namespace std;
  36 ClassImp(AliAnaConvCorrPion)
  37
  38 //________________________________________________________________________________
  39 AliAnaConvCorrPion::AliAnaConvCorrPion() :
  40 AliAnaConvCorrBase("pion_hadron_corr", "Pion dPhi"),
  41   hTriggerPtvsMass(NULL),
  42   fAxisM()
  43 {
  44   //consctructor
  45   InitMassAxis();
  46 }
  47 //________________________________________________________________________________
  48 AliAnaConvCorrPion::AliAnaConvCorrPion(TString name, TString title = "Pion Corr") :
  49   AliAnaConvCorrBase(name, title),
  50   hTriggerPtvsMass(NULL),
  51   fAxisM()
  52 {
  53   //consctructor
  54   InitMassAxis();
  55 }
  56
  57
  58 //________________________________________________________________________________
  59 AliAnaConvCorrPion::~AliAnaConvCorrPion() {
  60   //destructor
  61 }
  62
  63 void AliAnaConvCorrPion::InitMassAxis() {
  64   Double_t mbins[7] = {0.1, 0.11, 0.12, 0.15, 0.16, 0.18, 0.2};
  65   fAxisM.Set(6, mbins);
  66   fAxisM.SetNameTitle("InvMass", "invariant mass");
  67   GetAxisList().AddAt(&fAxisM, 4);
  68 }
  69
  70 ///________________________________________________________________________________
  71 void AliAnaConvCorrPion::CreateHistograms() {
  72   //Create histograms
  73   CreateBaseHistograms();
  74   hTriggerPtvsMass = new TH2D("hTriggerPtvsMass", "Pt vs Mass", 400, 0, .400, GetAxistPt().GetNbins(), GetAxistPt().GetXbins()->GetArray());
  75   GetHistograms()->Add(hTriggerPtvsMass);
  76 }
  77
  78
  79 ///________________________________________________________________________________
  80 void AliAnaConvCorrPion::FillTriggerCounters(const AliAODConversionParticle * particle, Bool_t isolated) {
  81   //Fill histograms counting triggers
  82   fHNTriggers[isolated]->Fill(particle->Pt());
  83   hTriggerPtvsMass->Fill(particle->M(), particle->Pt());
  84 }
  85
  86 //________________________________________________________________________________
  87 // void AliAnaConvCorrPion::Process(TClonesArray * pions, TClonesArray * photons, TClonesArray * tracks) {
  88
  89 //   for(Int_t ip = 0; ip < pions->GetEntriesFast(); ip++) {
  90
  91 //      AliAODConversionParticle * pion = static_cast<AliAODConversionParticle*>(pions->UncheckedAt(ip));
  92
  93 //      Int_t tIDs[4] = {-1, -1, -1, -1};
  94 //      AliAODConversionParticle * photon1 = static_cast<AliAODConversionParticle*>(photons->UncheckedAt(pion->GetLabel(0)));
  95 //      tIDs[0] =  photon1->GetLabel(0);
  96 //      tIDs[1] =  photon1->GetLabel(1);
  97 //      AliAODConversionParticle * photon2 = static_cast<AliAODConversionParticle*>(photons->UncheckedAt(pion->GetLabel(1)));
  98 //      tIDs[2] =  photon2->GetLabel(0);
  99 //      tIDs[3] =  photon2->GetLabel(1);
 100
 101 //      CorrelateWithTracks(static_cast<AliAODConversionParticle*>(pion), tracks, tIDs, kFALSE);
 102 //   }
 103 // }
 104