[u/mrichter/AliRoot.git] / PWG3 / vertexingHF / AliAnalysisTaskSEBkgLikeSignJPSI.h

#ifndef AliAnalysisTaskSEBkgLikeSignJPSI_H
#define AliAnalysisTaskSEBkgLikeSignJPSI_H

/* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

//*************************************************************************
// Class AliAnalysisTaskSEBkgLikeSignJPSI
// AliAnalysisTaskSE for reading both reconstructed JPSI -> ee candidates
// and like sign pairs and for drawing corresponding distributions
// Author: C.Di Giglio, carmelo.digiglio@ba.infn.it
//*************************************************************************

#include <TROOT.h>
#include <TSystem.h>
#include <TList.h>
#include <TH1F.h>
#include <TH2F.h>

#include "AliAnalysisTaskSE.h"
#include "AliAnalysisVertexingHF.h"

class AliAnalysisTaskSEBkgLikeSignJPSI : public AliAnalysisTaskSE
{
 public:

  AliAnalysisTaskSEBkgLikeSignJPSI();
  AliAnalysisTaskSEBkgLikeSignJPSI(const char *name);
  virtual ~AliAnalysisTaskSEBkgLikeSignJPSI();


  // Implementation of interface methods
  virtual void UserCreateOutputObjects();
  virtual void Init();
  virtual void LocalInit() {Init();}
  virtual void UserExec(Option_t *option);
  virtual void Terminate(Option_t *option);

 private:

  AliAnalysisTaskSEBkgLikeSignJPSI(const AliAnalysisTaskSEBkgLikeSignJPSI &source);
  AliAnalysisTaskSEBkgLikeSignJPSI& operator=(const AliAnalysisTaskSEBkgLikeSignJPSI& source); 

  TList   *fOutput;                //! list send on output slot 0
  TH1F    *fHistMassJPSI;          //! output histograms
  TH1F    *fHistMassLS;            //!
  TH1F    *fHistCtsJPSI;           //! Cosine of decay angle
  TH1F    *fHistCtsLS;             //!
  TH1F    *fHistCtsLSpos;          //!
  TH1F    *fHistCtsLSneg;          //!
  TH1F    *fHistCPtaJPSI;          //! Cosine of pointing angle
  TH1F    *fHistCPtaLS;            //!
  TH1F    *fHistd0d0JPSI;          //! Product of impact parameters
  TH1F    *fHistd0d0LS;            //!
  TH1F    *fHistDCAJPSI;           //! Distance of closest approach
  TH1F    *fHistDCALS;             //! like-sign
  AliAnalysisVertexingHF *fVHF;    // Vertexer heavy flavour (used to pass the cuts)

  Int_t fTotPosPairs;              //
  Int_t fTotNegPairs;              // normalization
  Double_t fLsNormalization;       //
 
  ClassDef(AliAnalysisTaskSEBkgLikeSignJPSI,1); // comparison of unlike-sign and like-sign background for J/psi->ee
};

#endif
Commit	Line	Data
adef5d4e	1	#ifndef AliAnalysisTaskSEBkgLikeSignJPSI_H
	2	#define AliAnalysisTaskSEBkgLikeSignJPSI_H
	3
	4	/* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
	5	* See cxx source for full Copyright notice */
	6
	7	//*************************************************************************
	8	// Class AliAnalysisTaskSEBkgLikeSignJPSI
	9	// AliAnalysisTaskSE for reading both reconstructed JPSI -> ee candidates
	10	// and like sign pairs and for drawing corresponding distributions
	11	// Author: C.Di Giglio, carmelo.digiglio@ba.infn.it
	12	//*************************************************************************
	13
cbfc2f04	14	#include <TROOT.h>
cbfc2f04	15	#include <TSystem.h>
adef5d4e	16	#include <TList.h>
	17	#include <TH1F.h>
	18	#include <TH2F.h>
	19
	20	#include "AliAnalysisTaskSE.h"
	21	#include "AliAnalysisVertexingHF.h"
	22
	23	class AliAnalysisTaskSEBkgLikeSignJPSI : public AliAnalysisTaskSE
	24	{
	25	public:
	26
	27	AliAnalysisTaskSEBkgLikeSignJPSI();
	28	AliAnalysisTaskSEBkgLikeSignJPSI(const char *name);
	29	virtual ~AliAnalysisTaskSEBkgLikeSignJPSI();
	30
	31
	32	// Implementation of interface methods
	33	virtual void UserCreateOutputObjects();
	34	virtual void Init();
	35	virtual void LocalInit() {Init();}
	36	virtual void UserExec(Option_t *option);
	37	virtual void Terminate(Option_t *option);
	38
	39	private:
	40
	41	AliAnalysisTaskSEBkgLikeSignJPSI(const AliAnalysisTaskSEBkgLikeSignJPSI &source);
	42	AliAnalysisTaskSEBkgLikeSignJPSI& operator=(const AliAnalysisTaskSEBkgLikeSignJPSI& source);
	43
	44	TList *fOutput; //! list send on output slot 0
9d6d35b0	45	TH1F *fHistMassJPSI; //! output histograms
	46	TH1F *fHistMassLS; //!
	47	TH1F *fHistCtsJPSI; //! Cosine of decay angle
	48	TH1F *fHistCtsLS; //!
	49	TH1F *fHistCtsLSpos; //!
	50	TH1F *fHistCtsLSneg; //!
	51	TH1F *fHistCPtaJPSI; //! Cosine of pointing angle
	52	TH1F *fHistCPtaLS; //!
	53	TH1F *fHistd0d0JPSI; //! Product of impact parameters
	54	TH1F *fHistd0d0LS; //!
	55	TH1F *fHistDCAJPSI; //! Distance of closest approach
cbfc2f04	56	TH1F *fHistDCALS; //! like-sign
144ffc26	57	AliAnalysisVertexingHF *fVHF; // Vertexer heavy flavour (used to pass the cuts)
adef5d4e	58
	59	Int_t fTotPosPairs; //
	60	Int_t fTotNegPairs; // normalization
	61	Double_t fLsNormalization; //
	62
cbfc2f04	63	ClassDef(AliAnalysisTaskSEBkgLikeSignJPSI,1); // comparison of unlike-sign and like-sign background for J/psi->ee
adef5d4e	64	};
	65
	66	#endif
	67