[u/mrichter/AliRoot.git] / PWG4 / PartCorrDep / AliAnaOmegaToPi0Gamma.h

/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice     */
/* $Id: $ */

//_________________________________________________________________________
// class to extract omega(782)->pi0+gamma->3gamma
//
//-- Author: Renzhuo Wan (IOPP-Wuhan, China)
//_________________________________________________________________________
#ifndef ALIANAOMEGATOPI0GAMMA_H
#define ALIANAOMEGATOPI0GAMMA_H
//Root
class TList;
class TH2F ;
class TLorentzVector;
//Analysis
#include "AliAnaPartCorrBaseClass.h"
class TParticle;

class AliAnaOmegaToPi0Gamma : public AliAnaPartCorrBaseClass {
  
  public: 
  
  AliAnaOmegaToPi0Gamma() ; // default ctor
  AliAnaOmegaToPi0Gamma(const char *name) ; // default ctor
  virtual ~AliAnaOmegaToPi0Gamma() ;//virtual dtor

  private:
  AliAnaOmegaToPi0Gamma(const AliAnaOmegaToPi0Gamma & ex) ; // cpy ctor
  AliAnaOmegaToPi0Gamma & operator = (const AliAnaOmegaToPi0Gamma & ex) ;//cpy assignment

  public: 
  TList * GetCreateOutputObjects(); 
  void Print(const Option_t * opt) const;
  
  void InitParameters();
  void MakeAnalysisFillHistograms();
  void Terminate(TList * outList);

  TString GetInputAODPhotonName() const {return fInputAODGammaName;}
  void SetInputAODPhotonName(TString & name) { fInputAODGammaName = name; }
  Bool_t IsBadRun(Int_t /*iRun*/) const {return kFALSE;} //Tests if this run bad according to private list

  void SetNEventsMixed(Int_t nevents) { fNmaxMixEv=nevents;} //events to be mixed

  void SetNCentBin(Int_t nbin){fNCentBin = nbin;}
  void SetNPID(Int_t pid) {fNpid=pid;} //N pid cut 
  void SetNVtxZ(Int_t vtx){fNVtxZBin=vtx;} //N vertex Z cut
  void SetNDistToBadChannel(Int_t ndist){fNBadChDistBin = ndist;}
  void SetPi0MassPeakWidthCut(Double_t win){fPi0MassWindow=win;} 

  void SetPi0OverOmegaPtCut(Double_t cut){fPi0OverOmegaPtCut=cut;}
  void SetGammaOverOmegaPtCut(Double_t cut){fGammaOverOmegaPtCut=cut;}
  void SetEOverlapCluster(Double_t e){fEOverlapCluster=e;}
  void ReadHistograms(TList * outputList);

  private:

  TClonesArray * fInputAODPi0;   //Input AOD pi0 array
  TString fInputAODGammaName;    //Input AOD gamma name
  TList ** fEventsList;          //event list for mixing 
 
  Int_t fNVtxZBin;               //Number of vertex z cut
  Int_t fNCentBin;               //Number of centrality cut
  Int_t fNRpBin;                 //Number of reaction plane cut
  Int_t fNBadChDistBin;          //Number of bad channel dist cut
  Int_t fNpid;                   //Number of PID cut
  Int_t fNmaxMixEv;              //buffer size events to be mixed

  Double_t *fVtxZCut;            //![fNVtxZBin] vtertx z cut
  Double_t *fCent;               //![fNCentBin] centrality cut
  Double_t *fRp;                 //![fNRpBin] reaction plane cut
  
  Double_t fPi0Mass;             //nominal pi0 mass
  Double_t fPi0MassWindow;       //pi0 mass windows
  Double_t fPi0OverOmegaPtCut;   //pi0 Pt over omega pt cut
  Double_t fGammaOverOmegaPtCut; //gamma pt over omega pt cut
  Double_t fEOverlapCluster;    //the pt when the two photons overlapped

  TH2F * fhEtalon;               //an etalon of 3D histograms
  TH2F **fRealOmega0;             //real omega IVM(asy, pt, m), with Asy_pi0<1 
  TH2F **fMixAOmega0;             //mixA omega IVM(asy, pt, m) 
  TH2F **fMixBOmega0;             //mixB omega IVM(asy, pt, m) 
  TH2F **fMixCOmega0;             //mixC omega IVM(asy, pt, m) 
  TH2F **fRealOmega1;            //real omega IVM(asy, pt, m), with Asy_pi0<0.7
  TH2F **fMixAOmega1;            //mixA omega IVM(asy, pt, m)
  TH2F **fMixBOmega1;            //mixB omega IVM(asy, pt, m)
  TH2F **fMixCOmega1;            //mixC omega IVM(asy, pt, m)
  TH2F **fRealOmega2;            //real omega IVM(asy, pt, m), with Asy_pi0<0.8
  TH2F **fMixAOmega2;            //mixA omega IVM(asy, pt, m)
  TH2F **fMixBOmega2;            //mixB omega IVM(asy, pt, m)
  TH2F **fMixCOmega2;            //mixC omega IVM(asy, pt, m)

  TH2F **fhFakeOmega;     //high pt clusters assumed as pi0 + another gamma 

  TH1F *fhOmegaPriPt;            //MC primary omega pt in 2pi and |y|<0.5

  ClassDef(AliAnaOmegaToPi0Gamma,2)

} ;

#endif
Commit	Line	Data
0852acd0	1	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	2	* See cxx source for full Copyright notice */
	3	/* $Id: $ */
	4
	5	//_________________________________________________________________________
	6	// class to extract omega(782)->pi0+gamma->3gamma
	7	//
	8	//-- Author: Renzhuo Wan (IOPP-Wuhan, China)
	9	//_________________________________________________________________________
	10	#ifndef ALIANAOMEGATOPI0GAMMA_H
	11	#define ALIANAOMEGATOPI0GAMMA_H
	12	//Root
	13	class TList;
	14	class TH2F ;
	15	class TLorentzVector;
	16	//Analysis
	17	#include "AliAnaPartCorrBaseClass.h"
	18	class TParticle;
	19
	20	class AliAnaOmegaToPi0Gamma : public AliAnaPartCorrBaseClass {
	21
	22	public:
	23
	24	AliAnaOmegaToPi0Gamma() ; // default ctor
	25	AliAnaOmegaToPi0Gamma(const char *name) ; // default ctor
0852acd0	26	virtual ~AliAnaOmegaToPi0Gamma() ;//virtual dtor
edff0964	27
edff0964	28	private:
1e3689fa	29	AliAnaOmegaToPi0Gamma(const AliAnaOmegaToPi0Gamma & ex) ; // cpy ctor
edff0964	30	AliAnaOmegaToPi0Gamma & operator = (const AliAnaOmegaToPi0Gamma & ex) ;//cpy assignment
	31
	32	public:
0852acd0	33	TList * GetCreateOutputObjects();
	34	void Print(const Option_t * opt) const;
	35
	36	void InitParameters();
	37	void MakeAnalysisFillHistograms();
	38	void Terminate(TList * outList);
	39
	40	TString GetInputAODPhotonName() const {return fInputAODGammaName;}
99ca69fc	41	void SetInputAODPhotonName(TString & name) { fInputAODGammaName = name; }
0852acd0	42	Bool_t IsBadRun(Int_t /iRun/) const {return kFALSE;} //Tests if this run bad according to private list
0852acd0	43
4007d0a2	44	void SetNEventsMixed(Int_t nevents) { fNmaxMixEv=nevents;} //events to be mixed
d5b2a3f1	45
4c5d7932	46	void SetNCentBin(Int_t nbin){fNCentBin = nbin;}
d5b2a3f1	47	void SetNPID(Int_t pid) {fNpid=pid;} //N pid cut
d5b2a3f1	48	void SetNVtxZ(Int_t vtx){fNVtxZBin=vtx;} //N vertex Z cut
4c5d7932	49	void SetNDistToBadChannel(Int_t ndist){fNBadChDistBin = ndist;}
0852acd0	50	void SetPi0MassPeakWidthCut(Double_t win){fPi0MassWindow=win;}
d5b2a3f1	51
4007d0a2	52	void SetPi0OverOmegaPtCut(Double_t cut){fPi0OverOmegaPtCut=cut;}
4007d0a2	53	void SetGammaOverOmegaPtCut(Double_t cut){fGammaOverOmegaPtCut=cut;}
4c5d7932	54	void SetEOverlapCluster(Double_t e){fEOverlapCluster=e;}
0852acd0	55	void ReadHistograms(TList * outputList);
	56
	57	private:
	58
edff0964	59	TClonesArray * fInputAODPi0; //Input AOD pi0 array
	60	TString fInputAODGammaName; //Input AOD gamma name
	61	TList ** fEventsList; //event list for mixing
d5b2a3f1	62
edff0964	63	Int_t fNVtxZBin; //Number of vertex z cut
	64	Int_t fNCentBin; //Number of centrality cut
	65	Int_t fNRpBin; //Number of reaction plane cut
	66	Int_t fNBadChDistBin; //Number of bad channel dist cut
	67	Int_t fNpid; //Number of PID cut
	68	Int_t fNmaxMixEv; //buffer size events to be mixed
d5b2a3f1	69
	70	Double_t *fVtxZCut; //![fNVtxZBin] vtertx z cut
	71	Double_t *fCent; //![fNCentBin] centrality cut
	72	Double_t *fRp; //![fNRpBin] reaction plane cut
d5b2a3f1	73
edff0964	74	Double_t fPi0Mass; //nominal pi0 mass
	75	Double_t fPi0MassWindow; //pi0 mass windows
	76	Double_t fPi0OverOmegaPtCut; //pi0 Pt over omega pt cut
	77	Double_t fGammaOverOmegaPtCut; //gamma pt over omega pt cut
4c5d7932	78	Double_t fEOverlapCluster; //the pt when the two photons overlapped
edff0964	79
	80	TH2F * fhEtalon; //an etalon of 3D histograms
	81	TH2F **fRealOmega0; //real omega IVM(asy, pt, m), with Asy_pi0<1
	82	TH2F **fMixAOmega0; //mixA omega IVM(asy, pt, m)
	83	TH2F **fMixBOmega0; //mixB omega IVM(asy, pt, m)
	84	TH2F **fMixCOmega0; //mixC omega IVM(asy, pt, m)
	85	TH2F **fRealOmega1; //real omega IVM(asy, pt, m), with Asy_pi0<0.7
	86	TH2F **fMixAOmega1; //mixA omega IVM(asy, pt, m)
	87	TH2F **fMixBOmega1; //mixB omega IVM(asy, pt, m)
	88	TH2F **fMixCOmega1; //mixC omega IVM(asy, pt, m)
	89	TH2F **fRealOmega2; //real omega IVM(asy, pt, m), with Asy_pi0<0.8
	90	TH2F **fMixAOmega2; //mixA omega IVM(asy, pt, m)
	91	TH2F **fMixBOmega2; //mixB omega IVM(asy, pt, m)
	92	TH2F **fMixCOmega2; //mixC omega IVM(asy, pt, m)
4c5d7932	93
	94	TH2F **fhFakeOmega; //high pt clusters assumed as pi0 + another gamma
	95
edff0964	96	TH1F *fhOmegaPriPt; //MC primary omega pt in 2pi and \|y\|<0.5
0852acd0	97
4007d0a2	98	ClassDef(AliAnaOmegaToPi0Gamma,2)
4c5d7932	99
0852acd0	100	} ;
	101
	102	#endif
	103
	104
	105