[u/mrichter/AliRoot.git] / PWG4 / PartCorrDep / AliAnaPi0EbE.h

#ifndef ALIANAPI0EBE_H
#define ALIANAPI0EBE_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice     */
/* $Id: AliAnaPi0EbE.h 27413 2008-07-18 13:28:12Z gconesab $ */

//_________________________________________________________________________
//
// Class for the analysis of high pT pi0 event by event
// Pi0 identified by one of the following:
//  -Invariant mass of 2 cluster in calorimeter
//  -Shower shape analysis in calorimeter
//  -Invariant mass of one cluster in calorimeter and one photon reconstructed in TPC (in near future)
//
//-- Author: Gustavo Conesa (INFN-LNF)  &  Raphaelle Ichou (SUBATECH)
//_________________________________________________________________________


// --- ROOT system ---
class TH3F ; 
class TList ;
class TObjString;

// --- ANALYSIS system ---
#include "AliAnaPartCorrBaseClass.h"

class AliAnaPi0EbE : public AliAnaPartCorrBaseClass {

 public: 
  AliAnaPi0EbE() ; // default ctor
  virtual ~AliAnaPi0EbE() ; //virtual dtor
 private:
  AliAnaPi0EbE(const AliAnaPi0EbE & g) ; // cpy ctor
  AliAnaPi0EbE & operator = (const AliAnaPi0EbE & g) ;//cpy assignment

 public:  
	
  //General
  TObjString * GetAnalysisCuts();
  TList      * GetCreateOutputObjects();
  
  void         Init();
  void         InitParameters();
  void         Print(const Option_t * opt) const;

  void         MakeAnalysisFillAOD()  ;
  void         MakeAnalysisFillHistograms() ; 
  
  // Main
  void         MakeInvMassInCalorimeter() ;
  void         MakeInvMassInCalorimeterAndCTS() ;
  void         MakeShowerShapeIdentification() ;
  
  //Setters Getters
  enum anaTypes {kIMCalo, kSSCalo, kIMCaloTracks};
  anaTypes     GetAnalysisType()                     const { return fAnaType               ; }
  void         SetAnalysisType(anaTypes ana)               { fAnaType = ana                ; }
  
  TString      GetInputAODGammaConvName()            const { return fInputAODGammaConvName ; }
  void         SetInputAODGammaConvName(TString name)      { fInputAODGammaConvName = name ; }	
  
  //Only for pi0 SS identification case
  void         SetCalorimeter(TString & det)               { fCalorimeter = det            ; }
  
  void         SetMinDistanceToBadChannel(Float_t m1, Float_t m2, Float_t m3) {
                fMinDist = m1; fMinDist2 = m2; fMinDist3 = m3                              ; }
  
  //Histograms range
  
  void         SetHistoShowerShapeRangeAndNBins(Float_t min, Float_t max, Int_t n) {
		            fHistoSSBins  = n ; fHistoSSMax   = max ; fHistoSSMin   = min              ; }
	
	Int_t        GetHistoShowerShapeBins()             const { return fHistoSSBins ; }
	Float_t      GetHistoShowerShapeMin()              const { return fHistoSSMin ; }
	Float_t      GetHistoShowerShapeMax()              const { return fHistoSSMax ; }	
  
  
 private:
  
  anaTypes fAnaType; //Select analysis type
  
  //Only for pi0 SS identification case, kSSCalo
  TString        fCalorimeter ;      // Calorimeter where the gamma is searched;
  Float_t        fMinDist ;          // Minimal distance to bad channel to accept cluster
  Float_t        fMinDist2;          // Cuts on Minimal distance to study acceptance evaluation
  Float_t        fMinDist3;          // One more cut on distance used for acceptance-efficiency study
  
  //Only for combination of calorimeter and conversion photons, kIMCaloTracks
  TClonesArray * fInputAODGammaConv;     //! AOD array with conversion photons reconstructed in CTS
  TString        fInputAODGammaConvName; //  Name of AOD branch with conversion photons
  
  //Histograms
  Int_t          fHistoSSBins;       // Shower Shape parameter histogram number of bins
  Float_t        fHistoSSMax;        // Shower Shape parameter position maximum value
  Float_t        fHistoSSMin;        // Shower Shape parameter position minimum value
	  
  TH1F         * fhPtPi0  ;          //! Number of identified  pi0 vs pT
  TH1F         * fhEPi0   ;          //! Number of identified  pi0 vs E
  TH3F         * fhEEtaPhiPi0  ;     //! E vs eta phi of identified  pi0 
  TH2F         * fhEDispPi0 ;        //! E vs disp of pi0 pairs
  TH2F         * fhEDispBkg ;        //! E vs disp of discarded pairs
  TH2F         * fhELambda0Pi0 ;     //! E vs lambda0 of pi0 pairs 
  TH2F         * fhELambda0Bkg ;     //! E vs lambda0 of discarded pairs 
  TH2F         * fhELambda1Pi0 ;     //! E vs lambda1 of pi0 pairs 
  TH2F         * fhELambda1Bkg ;     //! E vs lambda1 of discarded pairs 
  
  TH2F         * fhELambdaPi0EtaCen ; //! E vs lambda0 of pi0 pairs, |eta| < 0.2 
  TH2F         * fhELambdaPi0EtaMid ; //! E vs lambda0 of pi0 pairs, 0.2 < |eta| < 0.5  
  TH2F         * fhELambdaPi0EtaBor ; //! E vs lambda0 of pi0 pairs |eta| > 0.5 

  TH2F         * fhClusterPairDiffTimeE;   //! Pair of clusters time difference vs E
  TH2F         * fhClusterPairDiffTimeAsy; //! Pair of clusters time difference vs Asymmetry
  
  //MC histograms
  
  TH2F         * fhELambdaPhNoConv ;    //! E vs lambda0 of pi0 pairs(Really photons not conversion)
  TH2F         * fhELambdaConvPhotons ; //! E vs lambda0 of pi0 pairs  (converted photons)
  TH2F         * fhELambdaElectrons ;   //! E vs lambda0 of pi0 pairs (Electrons)
  TH2F         * fhELambdaPi0NoPh ;     //! E vs lambda0 of pi0 pairs(Son pi0s) 
  TH2F         * fhELambdaOtherParts ;  //! E vs lambda0 vs pi0 pairs (other particles)
    
  TH1F         * fhPtMCNoPi0;        //! Number of identified pi0, not coming from pi0
  TH2F         * fhPhiMCNoPi0;       //! Phi of identified pi0, not coming from pi0
  TH2F         * fhEtaMCNoPi0;       //! eta of identified  pi0, not coming from pi0
  TH1F         * fhPtMCPi0;          //! Number of identified pi0, coming from pi0
  TH2F         * fhPhiMCPi0;         //! Phi of identified pi0, coming from pi0
  TH2F         * fhEtaMCPi0;         //! eta of identified pi0, coming from pi0
  
  
  ClassDef(AliAnaPi0EbE,4)
} ;


#endif //ALIANAPI0EBE_H
Commit	Line	Data
477d6cee	1	#ifndef ALIANAPI0EBE_H
	2	#define ALIANAPI0EBE_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5	/* $Id: AliAnaPi0EbE.h 27413 2008-07-18 13:28:12Z gconesab $ */
	6
	7	//_________________________________________________________________________
	8	//
	9	// Class for the analysis of high pT pi0 event by event
	10	// Pi0 identified by one of the following:
	11	// -Invariant mass of 2 cluster in calorimeter
	12	// -Shower shape analysis in calorimeter
	13	// -Invariant mass of one cluster in calorimeter and one photon reconstructed in TPC (in near future)
	14	//
	15	//-- Author: Gustavo Conesa (INFN-LNF) & Raphaelle Ichou (SUBATECH)
	16	//_________________________________________________________________________
	17
	18
	19	// --- ROOT system ---
57b97dc6	20	class TH3F ;
477d6cee	21	class TList ;
0c1383b5	22	class TObjString;
477d6cee	23
	24	// --- ANALYSIS system ---
	25	#include "AliAnaPartCorrBaseClass.h"
477d6cee	26
	27	class AliAnaPi0EbE : public AliAnaPartCorrBaseClass {
	28
	29	public:
477d6cee	30	AliAnaPi0EbE() ; // default ctor
78219bac	31	virtual ~AliAnaPi0EbE() ; //virtual dtor
78219bac	32	private:
477d6cee	33	AliAnaPi0EbE(const AliAnaPi0EbE & g) ; // cpy ctor
477d6cee	34	AliAnaPi0EbE & operator = (const AliAnaPi0EbE & g) ;//cpy assignment
78219bac	35
78219bac	36	public:
0c1383b5	37
c4a7d28a	38	//General
0c1383b5	39	TObjString * GetAnalysisCuts();
0c1383b5	40	TList * GetCreateOutputObjects();
477d6cee	41
c4a7d28a	42	void Init();
	43	void InitParameters();
	44	void Print(const Option_t * opt) const;
	45
	46	void MakeAnalysisFillAOD() ;
	47	void MakeAnalysisFillHistograms() ;
477d6cee	48
c4a7d28a	49	// Main
	50	void MakeInvMassInCalorimeter() ;
	51	void MakeInvMassInCalorimeterAndCTS() ;
	52	void MakeShowerShapeIdentification() ;
477d6cee	53
c4a7d28a	54	//Setters Getters
	55	enum anaTypes {kIMCalo, kSSCalo, kIMCaloTracks};
	56	anaTypes GetAnalysisType() const { return fAnaType ; }
	57	void SetAnalysisType(anaTypes ana) { fAnaType = ana ; }
477d6cee	58
c4a7d28a	59	TString GetInputAODGammaConvName() const { return fInputAODGammaConvName ; }
c4a7d28a	60	void SetInputAODGammaConvName(TString name) { fInputAODGammaConvName = name ; }
477d6cee	61
477d6cee	62	//Only for pi0 SS identification case
c4a7d28a	63	void SetCalorimeter(TString & det) { fCalorimeter = det ; }
477d6cee	64
c4a7d28a	65	void SetMinDistanceToBadChannel(Float_t m1, Float_t m2, Float_t m3) {
c4a7d28a	66	fMinDist = m1; fMinDist2 = m2; fMinDist3 = m3 ; }
477d6cee	67
57b97dc6	68	//Histograms range
57b97dc6	69
c4a7d28a	70	void SetHistoShowerShapeRangeAndNBins(Float_t min, Float_t max, Int_t n) {
c4a7d28a	71	fHistoSSBins = n ; fHistoSSMax = max ; fHistoSSMin = min ; }
57b97dc6	72
c4a7d28a	73	Int_t GetHistoShowerShapeBins() const { return fHistoSSBins ; }
	74	Float_t GetHistoShowerShapeMin() const { return fHistoSSMin ; }
	75	Float_t GetHistoShowerShapeMax() const { return fHistoSSMax ; }
57b97dc6	76
57b97dc6	77
477d6cee	78	private:
	79
	80	anaTypes fAnaType; //Select analysis type
	81
	82	//Only for pi0 SS identification case, kSSCalo
c4a7d28a	83	TString fCalorimeter ; // Calorimeter where the gamma is searched;
	84	Float_t fMinDist ; // Minimal distance to bad channel to accept cluster
	85	Float_t fMinDist2; // Cuts on Minimal distance to study acceptance evaluation
	86	Float_t fMinDist3; // One more cut on distance used for acceptance-efficiency study
477d6cee	87
477d6cee	88	//Only for combination of calorimeter and conversion photons, kIMCaloTracks
c4a7d28a	89	TClonesArray * fInputAODGammaConv; //! AOD array with conversion photons reconstructed in CTS
c4a7d28a	90	TString fInputAODGammaConvName; // Name of AOD branch with conversion photons
477d6cee	91
477d6cee	92	//Histograms
c4a7d28a	93	Int_t fHistoSSBins; // Shower Shape parameter histogram number of bins
	94	Float_t fHistoSSMax; // Shower Shape parameter position maximum value
	95	Float_t fHistoSSMin; // Shower Shape parameter position minimum value
57b97dc6	96
c4a7d28a	97	TH1F * fhPtPi0 ; //! Number of identified pi0 vs pT
	98	TH1F * fhEPi0 ; //! Number of identified pi0 vs E
	99	TH3F * fhEEtaPhiPi0 ; //! E vs eta phi of identified pi0
	100	TH2F * fhEDispPi0 ; //! E vs disp of pi0 pairs
	101	TH2F * fhEDispBkg ; //! E vs disp of discarded pairs
	102	TH2F * fhELambda0Pi0 ; //! E vs lambda0 of pi0 pairs
	103	TH2F * fhELambda0Bkg ; //! E vs lambda0 of discarded pairs
	104	TH2F * fhELambda1Pi0 ; //! E vs lambda1 of pi0 pairs
	105	TH2F * fhELambda1Bkg ; //! E vs lambda1 of discarded pairs
	106
	107	TH2F * fhELambdaPi0EtaCen ; //! E vs lambda0 of pi0 pairs, \|eta\| < 0.2
	108	TH2F * fhELambdaPi0EtaMid ; //! E vs lambda0 of pi0 pairs, 0.2 < \|eta\| < 0.5
	109	TH2F * fhELambdaPi0EtaBor ; //! E vs lambda0 of pi0 pairs \|eta\| > 0.5
57b97dc6	110
c4a7d28a	111	TH2F * fhClusterPairDiffTimeE; //! Pair of clusters time difference vs E
	112	TH2F * fhClusterPairDiffTimeAsy; //! Pair of clusters time difference vs Asymmetry
	113
	114	//MC histograms
	115
	116	TH2F * fhELambdaPhNoConv ; //! E vs lambda0 of pi0 pairs(Really photons not conversion)
	117	TH2F * fhELambdaConvPhotons ; //! E vs lambda0 of pi0 pairs (converted photons)
	118	TH2F * fhELambdaElectrons ; //! E vs lambda0 of pi0 pairs (Electrons)
	119	TH2F * fhELambdaPi0NoPh ; //! E vs lambda0 of pi0 pairs(Son pi0s)
	120	TH2F * fhELambdaOtherParts ; //! E vs lambda0 vs pi0 pairs (other particles)
	121
	122	TH1F * fhPtMCNoPi0; //! Number of identified pi0, not coming from pi0
	123	TH2F * fhPhiMCNoPi0; //! Phi of identified pi0, not coming from pi0
	124	TH2F * fhEtaMCNoPi0; //! eta of identified pi0, not coming from pi0
	125	TH1F * fhPtMCPi0; //! Number of identified pi0, coming from pi0
	126	TH2F * fhPhiMCPi0; //! Phi of identified pi0, coming from pi0
	127	TH2F * fhEtaMCPi0; //! eta of identified pi0, coming from pi0
	128
	129
	130	ClassDef(AliAnaPi0EbE,4)
	131	} ;
477d6cee	132
	133
	134	#endif //ALIANAPI0EBE_H
	135
	136
	137