[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 <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;             //
  AliAnalysisVertexingHF *fVHF;    // Vertexer heavy flavour (used to pass the cuts)

  Int_t fTotPosPairs;              //
  Int_t fTotNegPairs;              // normalization
  Double_t fLsNormalization;       //
 
  ClassDef(AliAnalysisTaskSEBkgLikeSignJPSI,0); // 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
	14	#include <TList.h>
	15	#include <TH1F.h>
	16	#include <TH2F.h>
	17
	18	#include "AliAnalysisTaskSE.h"
	19	#include "AliAnalysisVertexingHF.h"
	20
	21	class AliAnalysisTaskSEBkgLikeSignJPSI : public AliAnalysisTaskSE
	22	{
	23	public:
	24
	25	AliAnalysisTaskSEBkgLikeSignJPSI();
	26	AliAnalysisTaskSEBkgLikeSignJPSI(const char *name);
	27	virtual ~AliAnalysisTaskSEBkgLikeSignJPSI();
	28
	29
	30	// Implementation of interface methods
	31	virtual void UserCreateOutputObjects();
	32	virtual void Init();
	33	virtual void LocalInit() {Init();}
	34	virtual void UserExec(Option_t *option);
	35	virtual void Terminate(Option_t *option);
	36
	37	private:
	38
	39	AliAnalysisTaskSEBkgLikeSignJPSI(const AliAnalysisTaskSEBkgLikeSignJPSI &source);
	40	AliAnalysisTaskSEBkgLikeSignJPSI& operator=(const AliAnalysisTaskSEBkgLikeSignJPSI& source);
	41
	42	TList *fOutput; //! list send on output slot 0
	43	TH1F *fHistMassJPSI; // output histograms
	44	TH1F *fHistMassLS; //
	45	TH1F *fHistCtsJPSI; // Cosine of decay angle
	46	TH1F *fHistCtsLS; //
	47	TH1F *fHistCtsLSpos; //
	48	TH1F *fHistCtsLSneg; //
	49	TH1F *fHistCPtaJPSI; // Cosine of pointing angle
	50	TH1F *fHistCPtaLS; //
	51	TH1F *fHistd0d0JPSI; // Product of impact parameters
	52	TH1F *fHistd0d0LS; //
	53	TH1F *fHistDCAJPSI; // Distance of closest approach
	54	TH1F *fHistDCALS; //
	55	AliAnalysisVertexingHF *fVHF; // Vertexer heavy flavour (used to pass the cuts)
	56
	57	Int_t fTotPosPairs; //
	58	Int_t fTotNegPairs; // normalization
	59	Double_t fLsNormalization; //
	60
	61	ClassDef(AliAnalysisTaskSEBkgLikeSignJPSI,0); // comparison of unlike-sign and like-sign background for J/psi->ee
	62	};
	63
	64	#endif
65