[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           MakeAnalysisFillAOD()  ;
   
  void           MakeAnalysisFillHistograms() ; 
  
  void           Print(const Option_t * opt) const;
  
  // Main
  
  void           FillSelectedClusterHistograms(AliVCluster* cluster, const Int_t tag);
    
  void           FillWeightHistograms(AliVCluster *clus);
  
  AliVCluster*   FindCluster(TObjArray* clusters, const Int_t id, Int_t & iclus, const Int_t first=0) ;
  
  void           MakeInvMassInCalorimeter() ;
  
  void           MakeInvMassInCalorimeterAndCTS() ;
  
  void           MakeShowerShapeIdentification() ;
  
  void           RecalibrateCellAmplitude(Float_t  & amp,  const Int_t absId);
    
  void           SwitchOnFillWeightHistograms()              { fFillWeightHistograms = kTRUE  ; }
  void           SwitchOffFillWeightHistograms()             { fFillWeightHistograms = kFALSE ; }  
  
  //Setters Getters
  
  //Analysis types
  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                               ; }

  //For histograms
  enum mcTypes   { mcPhoton = 0, mcConversion = 1, mcPi0    = 2,  
                   mcEta    = 3, mcElectron   = 4, mcHadron = 5 };

 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
  
  Bool_t         fFillWeightHistograms ;   // Fill weigth histograms
  
  //Only for combination of calorimeter and conversion photons, kIMCaloTracks
  TString        fInputAODGammaConvName;   //  Name of AOD branch with conversion photons
  
  //Histograms
  
  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         * fhEDispersion ;           //! E vs disp of selected cluster
  TH2F         * fhELambda0 ;              //! E vs lambda0 of selected cluster 
  TH2F         * fhELambda1 ;              //! E vs lambda1 of selected cluster 
  TH2F         * fhELambda0NoTRD ;         //! E vs lambda0 of selected cluster, not behind TRD 
  TH2F         * fhELambda0FracMaxCellCut ;//! E vs lambda0 of selected cluster, fraction of cluster energy in max cell cut 
  TH2F         * fhEFracMaxCell ;          //! E vs frac max cell of selected cluster 
  TH2F         * fhEFracMaxCellNoTRD ;     //! E vs frac max cell of selected cluster, not behind TRD  
  TH2F         * fhENCells;                //! E vs N cells in selected cluster
  TH2F         * fhETime;                  //! E vs Time of selected cluster 
  TH2F         * fhEPairDiffTime;          //! E vs Pair of clusters time difference vs E

  //MC histograms
  
  TH2F         * fhEMCLambda0[6] ;         //! E vs lambda0 of pi0 pairs but really from MC particle
  TH2F         * fhEMCLambda1[6] ;         //! E vs lambda1 of pi0 pairs but really from MC particle
  TH2F         * fhEMCDispersion[6] ;      //! E vs dispersion of pi0 pairs but really from MC particle
  TH2F         * fhEMCLambda0NoTRD[6] ;         //! E vs lambda0 of pi0 pairs but really from MC particle, not behind TRD
  TH2F         * fhEMCLambda0FracMaxCellCut[6] ;//! E vs lambda0 of pi0 pairs but really from MC particle, fraction of cluster energy in max cell cut
  TH2F         * fhEMCFracMaxCell[6] ;     //! E vs fraction of max cell 
  
  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
  
  // Weight studies
  
  TH2F         * fhECellClusterRatio;      //! e cell / e cluster vs e cluster for selected photons
  TH2F         * fhECellClusterLogRatio;   //! log (e cell / e cluster)  vs e cluster for selected photons
  TH2F         * fhEMaxCellClusterRatio;   //! e max cell / e cluster vs e cluster for selected photons
  TH2F         * fhEMaxCellClusterLogRatio;//! log (e max cell / e cluster) vs e cluster for selected photons
  TH2F         * fhLambda0ForW0[14];        //! L0 for 7 defined w0= 3, 3.5 ... 6 for selected photons
  //TH2F         * fhLambda1ForW0[7];        //! L1 for 7 defined w0= 3, 3.5 ... 6 for selected photons  
  
  ClassDef(AliAnaPi0EbE,10)
} ;


#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
1db06135	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
477d6cee	39
521636d2	40	TObjString * GetAnalysisCuts();
477d6cee	41
521636d2	42	TList * GetCreateOutputObjects();
477d6cee	43
521636d2	44	void Init();
477d6cee	45
521636d2	46	void InitParameters();
	47
	48	void MakeAnalysisFillAOD() ;
	49
	50	void MakeAnalysisFillHistograms() ;
477d6cee	51
521636d2	52	void Print(const Option_t * opt) const;
477d6cee	53
521636d2	54	// Main
477d6cee	55
42d47cb7	56	void FillSelectedClusterHistograms(AliVCluster* cluster, const Int_t tag);
	57
	58	void FillWeightHistograms(AliVCluster *clus);
	59
1db06135	60	AliVCluster* FindCluster(TObjArray* clusters, const Int_t id, Int_t & iclus, const Int_t first=0) ;
1db06135	61
521636d2	62	void MakeInvMassInCalorimeter() ;
57b97dc6	63
521636d2	64	void MakeInvMassInCalorimeterAndCTS() ;
57b97dc6	65
521636d2	66	void MakeShowerShapeIdentification() ;
57b97dc6	67
78a28af3	68	void RecalibrateCellAmplitude(Float_t & amp, const Int_t absId);
78a28af3	69
	70	void SwitchOnFillWeightHistograms() { fFillWeightHistograms = kTRUE ; }
	71	void SwitchOffFillWeightHistograms() { fFillWeightHistograms = kFALSE ; }
	72
521636d2	73	//Setters Getters
	74
	75	//Analysis types
	76	enum anaTypes {kIMCalo, kSSCalo, kIMCaloTracks};
78a28af3	77	anaTypes GetAnalysisType() const { return fAnaType ; }
78a28af3	78	void SetAnalysisType(anaTypes ana) { fAnaType = ana ; }
ddc0a8a5	79
78a28af3	80	TString GetInputAODGammaConvName() const { return fInputAODGammaConvName ; }
78a28af3	81	void SetInputAODGammaConvName(TString name) { fInputAODGammaConvName = name ; }
ddc0a8a5	82
521636d2	83	//Only for pi0 SS identification case
78a28af3	84	void SetCalorimeter(TString & det) { fCalorimeter = det ; }
521636d2	85
521636d2	86	void SetMinDistanceToBadChannel(Float_t m1, Float_t m2, Float_t m3) {
78a28af3	87	fMinDist = m1; fMinDist2 = m2; fMinDist3 = m3 ; }
521636d2	88
521636d2	89	//For histograms
3bfcb597	90	enum mcTypes { mcPhoton = 0, mcConversion = 1, mcPi0 = 2,
3bfcb597	91	mcEta = 3, mcElectron = 4, mcHadron = 5 };
521636d2	92
477d6cee	93	private:
477d6cee	94
521636d2	95	anaTypes fAnaType; //Select analysis type
477d6cee	96
477d6cee	97	//Only for pi0 SS identification case, kSSCalo
521636d2	98	TString fCalorimeter ; // Calorimeter where the gamma is searched;
	99	Float_t fMinDist ; // Minimal distance to bad channel to accept cluster
	100	Float_t fMinDist2; // Cuts on Minimal distance to study acceptance evaluation
	101	Float_t fMinDist3; // One more cut on distance used for acceptance-efficiency study
477d6cee	102
78a28af3	103	Bool_t fFillWeightHistograms ; // Fill weigth histograms
78a28af3	104
477d6cee	105	//Only for combination of calorimeter and conversion photons, kIMCaloTracks
521636d2	106	TString fInputAODGammaConvName; // Name of AOD branch with conversion photons
477d6cee	107
477d6cee	108	//Histograms
521636d2	109
	110	TH1F * fhPtPi0 ; //! Number of identified pi0 vs pT
	111	TH1F * fhEPi0 ; //! Number of identified pi0 vs E
	112	TH3F * fhEEtaPhiPi0 ; //! E vs eta phi of identified pi0
	113
42d47cb7	114	TH2F * fhEDispersion ; //! E vs disp of selected cluster
	115	TH2F * fhELambda0 ; //! E vs lambda0 of selected cluster
	116	TH2F * fhELambda1 ; //! E vs lambda1 of selected cluster
	117	TH2F * fhELambda0NoTRD ; //! E vs lambda0 of selected cluster, not behind TRD
	118	TH2F * fhELambda0FracMaxCellCut ;//! E vs lambda0 of selected cluster, fraction of cluster energy in max cell cut
	119	TH2F * fhEFracMaxCell ; //! E vs frac max cell of selected cluster
	120	TH2F * fhEFracMaxCellNoTRD ; //! E vs frac max cell of selected cluster, not behind TRD
	121	TH2F * fhENCells; //! E vs N cells in selected cluster
	122	TH2F * fhETime; //! E vs Time of selected cluster
	123	TH2F * fhEPairDiffTime; //! E vs Pair of clusters time difference vs E
3bfcb597	124
c4a7d28a	125	//MC histograms
c4a7d28a	126
6db946bd	127	TH2F * fhEMCLambda0[6] ; //! E vs lambda0 of pi0 pairs but really from MC particle
	128	TH2F * fhEMCLambda1[6] ; //! E vs lambda1 of pi0 pairs but really from MC particle
	129	TH2F * fhEMCDispersion[6] ; //! E vs dispersion of pi0 pairs but really from MC particle
3bfcb597	130	TH2F * fhEMCLambda0NoTRD[6] ; //! E vs lambda0 of pi0 pairs but really from MC particle, not behind TRD
	131	TH2F * fhEMCLambda0FracMaxCellCut[6] ;//! E vs lambda0 of pi0 pairs but really from MC particle, fraction of cluster energy in max cell cut
	132	TH2F * fhEMCFracMaxCell[6] ; //! E vs fraction of max cell
521636d2	133
	134	TH1F * fhPtMCNoPi0; //! Number of identified pi0, not coming from pi0
	135	TH2F * fhPhiMCNoPi0; //! Phi of identified pi0, not coming from pi0
	136	TH2F * fhEtaMCNoPi0; //! eta of identified pi0, not coming from pi0
	137	TH1F * fhPtMCPi0; //! Number of identified pi0, coming from pi0
	138	TH2F * fhPhiMCPi0; //! Phi of identified pi0, coming from pi0
	139	TH2F * fhEtaMCPi0; //! eta of identified pi0, coming from pi0
	140
78a28af3	141	// Weight studies
	142
	143	TH2F * fhECellClusterRatio; //! e cell / e cluster vs e cluster for selected photons
	144	TH2F * fhECellClusterLogRatio; //! log (e cell / e cluster) vs e cluster for selected photons
	145	TH2F * fhEMaxCellClusterRatio; //! e max cell / e cluster vs e cluster for selected photons
	146	TH2F * fhEMaxCellClusterLogRatio;//! log (e max cell / e cluster) vs e cluster for selected photons
1a72f6c5	147	TH2F * fhLambda0ForW0[14]; //! L0 for 7 defined w0= 3, 3.5 ... 6 for selected photons
1a72f6c5	148	//TH2F * fhLambda1ForW0[7]; //! L1 for 7 defined w0= 3, 3.5 ... 6 for selected photons
78a28af3	149
1db06135	150	ClassDef(AliAnaPi0EbE,10)
c4a7d28a	151	} ;
477d6cee	152
	153
	154	#endif //ALIANAPI0EBE_H
	155
	156
	157