Transition PWG4 --> PWGGA

[u/mrichter/AliRoot.git] / PWGGA / GammaConv / ConvCorrelations / AliAnaConvCorrPion.h

/* This file is property of and copyright                                 *\r
 * ALICE Experiment at CERN, All rights reserved.                         *\r
 * See cxx source for full Copyright notice                               */\r
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/// @file   AliAnaConvCorrPion.h\r
/// @author Svein Lindal\r
/// @brief  Class used to find correlations between pions and charged tracks\r
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#ifndef ALIANACONVCORRPION_CXX\r
#define ALIANACONVCORRPION_CXX\r
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#include "AliAnaConvCorrBase.h"\r
class TH2D;\r
//#include "THnSparse.h"\r
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//class AliAODConversionPhoton;\r
class TClonesArray;\r
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class AliAnaConvCorrPion : public AliAnaConvCorrBase {\r
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public:\r
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  AliAnaConvCorrPion(); \r
  AliAnaConvCorrPion(TString name, TString title);\r
  virtual ~AliAnaConvCorrPion();\r
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  TAxis& GetAxisM() { return fAxisM; }\r
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  //Correlate pions with charged tracks\r
  //virtual void CorrelateWithHadrons(AliAODConversionPhoton * pion, const TClonesArray * tracks, const Bool_t isolated, const Int_t nSpawn, const Int_t * const spawn );\r
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  void CreateHistograms();\r
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  //void Process(TClonesArray * pions, TClonesArray * photons, TClonesArray * tracks);\r
  \r
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  void FillTriggerCounters(const AliAODConversionParticle * particle, Bool_t isolated);\r
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 private:\r
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  void InitMassAxis();\r
  //Get array of track labels of the 4 decay electrons (2gamma * 2 electrons)\r
  //void GetTrackLabels(const AliAODConversionPhoton * pion, const TClonesArray * photons, Int_t* trackLabels);\r
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  //TH2F * fhPtVsInvMass;\r
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  TH2D * hTriggerPtvsMass; //Histograms containing number of triggers in various bins\r
  TAxis fAxisM;  //Mass axis\r
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  AliAnaConvCorrPion(const AliAnaConvCorrPion&); // not implemented\r
  AliAnaConvCorrPion& operator=(const AliAnaConvCorrPion&); // not implemented\r
  ClassDef(AliAnaConvCorrPion, 2); //\r
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};\r
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#endif\r