[u/mrichter/AliRoot.git] / PWGGA / CaloTrackCorrelations / AliAnaElectron.h

#ifndef ALIANAELECTRON_H
#define ALIANAELECTRON_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice     */

//_________________________________________________________________________
//
// Class for the electron identification, 
// Clusters from calorimeters are identified as electrons
// and kept in the AOD. Few histograms produced.
// Copy of AliAnaPhoton just add electron id.
//

//-- Author: Gustavo Conesa (LPSC-IN2P3-CNRS)

// --- ROOT system ---
class TH2F ;
class TH1F;
class TH3D;
class TString ;
class TObjString;

// --- ANALYSIS system ---
#include "AliAnaCaloTrackCorrBaseClass.h"
class AliStack;
class TParticle;

class TList ;

class AliAnaElectron : public AliAnaCaloTrackCorrBaseClass {

 public: 
  
  AliAnaElectron() ;                                       // default ctor
  
  virtual ~AliAnaElectron() { ; }                          // virtual dtor
	
  //---------------------------------------
  // General analysis frame methods
  //---------------------------------------
  
  TObjString * GetAnalysisCuts();
  
  TList      * GetCreateOutputObjects();
  
  void         Init();

  void         InitParameters();

  void         MakeAnalysisFillAOD()  ;

  void         MakeAnalysisFillHistograms() ; 
  
  void         Print(const Option_t * opt)const;
    
  
  // Analysis methods
  
  Bool_t       ClusterSelected(AliVCluster* cl, TLorentzVector mom) ;
  
  void         FillShowerShapeHistograms( AliVCluster* cluster, const Int_t mcTag , const Int_t pidTag) ;
  
  void         SwitchOnFillShowerShapeHistograms()    { fFillSSHistograms = kTRUE  ; }
  void         SwitchOffFillShowerShapeHistograms()   { fFillSSHistograms = kFALSE ; }  
    
  void         WeightHistograms(AliVCluster *clus);
  
  void         SwitchOnFillWeightHistograms()         { fFillWeightHistograms = kTRUE  ; }
  void         SwitchOffFillWeightHistograms()        { fFillWeightHistograms = kFALSE ; }  
  
  //---------------------------------------
  // Analysis parameters setters getters
  //---------------------------------------
  
  TString      GetCalorimeter()                 const { return fCalorimeter        ; }
  void         SetCalorimeter(TString  & det)         { fCalorimeter = det         ; }
    
  // ** Cluster selection methods **
  
  void         SetdEdxCut(Double_t min, Double_t max) { fdEdxMin    = min ; 
                                                        fdEdxMax    = max          ; }
  
  void         SetEOverP(Double_t min, Double_t max)  { fEOverPMin  = min ; 
                                                        fEOverPMax  = max          ; }

  
  void         SetMinDistanceToBadChannel(Float_t m1, Float_t m2, Float_t m3) {
                fMinDist = m1; fMinDist2 = m2; fMinDist3 = m3; }

  void         SetTimeCut(Double_t min, Double_t max) { fTimeCutMin = min; 
                                                        fTimeCutMax = max          ; }
  Double_t     GetTimeCutMin()                  const { return fTimeCutMin         ; }
  Double_t     GetTimeCutMax()                  const { return fTimeCutMax         ; }	
	
  void         SetNCellCut(Int_t n)                   { fNCellsCut = n             ; }
  Double_t     GetNCellCut()                    const { return fNCellsCut          ; }
    
  void         FillNOriginHistograms(Int_t n)         { fNOriginHistograms = n ; 
    if(n > 10) fNOriginHistograms = 10; }

  // For histograms in arrays, index in the array, corresponding to a particle
  enum mcTypes    { kmcPhoton = 0,        kmcPi0Decay = 1,       kmcOtherDecay = 2,  
                    kmcPi0 = 3,           kmcEta = 4,            kmcElectron = 5,       
                    kmcConversion = 6,    kmcOther = 7,          kmcAntiNeutron = 8,    
                    kmcAntiProton = 9                                                 };    
  
  enum mcssTypes  { kmcssPhoton = 0,      kmcssOther = 1,       kmcssPi0 = 2,         
                    kmcssEta = 3,         kmcssConversion = 4,  kmcssElectron = 5       };  
  
  private:
 
  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
  Double_t fTimeCutMin  ;                      // Remove clusters/cells with time smaller than this value, in ns
  Double_t fTimeCutMax  ;                      // Remove clusters/cells with time larger than this value, in ns
  Int_t    fNCellsCut ;                        // Accept for the analysis clusters with more than fNCellsCut cells
  Bool_t   fFillSSHistograms ;                 // Fill shower shape histograms
  Bool_t   fFillWeightHistograms ;             // Fill weigth histograms
  Int_t    fNOriginHistograms;                 // Fill only NOriginHistograms of the 14 defined types

  Float_t  fdEdxMin;                           // Max dEdx for electrons
  Float_t  fdEdxMax;                           // Min dEdx for electrons
  Float_t  fEOverPMin;                         // Max E/p for electrons, after dEdx cut
  Float_t  fEOverPMax;                         // Min E/p for electrons, after dEdx cut

  //Histograms 
  TH2F * fhdEdxvsE;                            //! matched track dEdx vs cluster E 
  TH2F * fhdEdxvsP;                            //! matched track dEdx vs track P
  TH2F * fhEOverPvsE;                          //! matched track E cluster over P track vs cluster E, after dEdx cut 
  TH2F * fhEOverPvsP;                          //! matched track E cluster over P track vs track P, after dEdx cut 

  TH2F * fhNCellsE[2];                         //! number of cells in cluster vs E 
  TH2F * fhMaxCellDiffClusterE[2];             //! Fraction of energy carried by cell with maximum energy
  TH2F * fhTimeE[2];                           //! E vs Time of selected cluster 

  TH1F * fhE[2]    ;                           //! Number of identified electron vs energy
  TH1F * fhPt[2]   ;                           //! Number of identified electron vs transerse momentum 
  TH2F * fhPhi[2]  ;                           //! Azimuthal angle of identified  electron vs transerse momentum 
  TH2F * fhEta[2]  ;                           //! Pseudorapidity of identified  electron vs transerse momentum 
  TH2F * fhEtaPhi[2]  ;                        //! Pseudorapidity vs Phi of identified  electron for transerse momentum > 0.5
  TH2F * fhEtaPhi05[2]  ;                      //! Pseudorapidity vs Phi of identified  electron for transerse momentum < 0.5
  
  //Shower shape
  
  TH2F * fhDispE[2];                           //! cluster dispersion vs E
  TH2F * fhLam0E[2];                           //! cluster lambda0 vs  E
  TH2F * fhLam1E[2];                           //! cluster lambda1 vs  E  

  TH2F * fhDispETRD[2];                        //! cluster dispersion vs E, SM covered by TRD
  TH2F * fhLam0ETRD[2];                        //! cluster lambda0 vs  E, SM covered by TRD
  TH2F * fhLam1ETRD[2];                        //! cluster lambda1 vs  E, SM covered by TRD 
  
  TH2F * fhNCellsLam0LowE[2];                  //! cluster N cells vs lambda0, E<2
  TH2F * fhNCellsLam0HighE[2];                 //! cluster N Cells vs lambda0, E>2

  TH2F * fhEtaLam0LowE[2];                     //! cluster eta vs lambda0, E<2
  TH2F * fhPhiLam0LowE[2];                     //! cluster phi vs lambda0, E<2
  TH2F * fhEtaLam0HighE[2];                    //! cluster eta vs lambda0, E>2
  TH2F * fhPhiLam0HighE[2];                    //! cluster phi vs lambda0, E>2
    
  // Weight studies
  
  TH2F * fhECellClusterRatio;                  //! e cell / e cluster vs e cluster for selected electrons
  TH2F * fhECellClusterLogRatio;               //! log (e cell / e cluster)  vs e cluster for selected electrons
  TH2F * fhEMaxCellClusterRatio;               //! e max cell / e cluster vs e cluster for selected electrons
  TH2F * fhEMaxCellClusterLogRatio;            //! log (e max cell / e cluster) vs e cluster for selected electrons
  TH2F * fhLambda0ForW0[14];                    //! L0 for 7 defined w0= 3, 3.5 ... 6 for selected electrons
  //TH2F * fhLambda1ForW0[14];                    //! L1 for 7 defined w0= 3, 3.5 ... 6 for selected electrons
  
  //Fill MC dependent histograms, Origin of this cluster is ...

  TH2F * fhMCDeltaE[2][10]  ;                  //! MC-Reco E distribution coming from MC particle     
  TH2F * fhMC2E[2][10]  ;                      //! E distribution, Reco vs MC coming from MC particle
  
  TH1F * fhMCE[2][10];                          //! Number of identified electron vs cluster energy coming from MC particle
  TH1F * fhMCPt[2][10];                         //! Number of identified electron vs cluster energy coming from MC particle
  TH2F * fhMCPhi[2][10];                        //! Phi of identified electron coming from MC particle
  TH2F * fhMCEta[2][10];                        //! eta of identified electron coming from MC particle
  
  // Shower Shape MC

  TH2F * fhMCELambda0[2][6] ;                   //! E vs Lambda0     from MC particle
  
  TH2F * fhMCElectronELambda0NoOverlap ;        //! E vs Lambda0     from MC electrons, no overlap
  TH2F * fhMCElectronELambda0TwoOverlap ;       //! E vs Lambda0     from MC electrons, 2 particles overlap
  TH2F * fhMCElectronELambda0NOverlap ;         //! E vs Lambda0     from MC electrons, N particles overlap
  
  //Embedding
  TH2F * fhEmbeddedSignalFractionEnergy ;       //! Fraction of electron energy of embedded signal vs cluster energy
  
  TH2F * fhEmbedElectronELambda0FullSignal ;    //!  Lambda0 vs E for embedded electrons with more than 90% of the cluster energy
  TH2F * fhEmbedElectronELambda0MostlySignal ;  //!  Lambda0 vs E for embedded electrons with 90%<fraction<50% 
  TH2F * fhEmbedElectronELambda0MostlyBkg ;     //!  Lambda0 vs E for embedded electrons with 50%<fraction<10% 
  TH2F * fhEmbedElectronELambda0FullBkg ;       //!  Lambda0 vs E for embedded electrons with less than 10% of the cluster energy
  
  AliAnaElectron(const AliAnaElectron & g) ;               // cpy ctor  
  AliAnaElectron & operator = (const AliAnaElectron & g) ; // cpy assignment
  
  ClassDef(AliAnaElectron,2)

} ;
 

#endif//ALIANAELECTRON_H
Commit	Line	Data
d9105d92	1	#ifndef ALIANAELECTRON_H
	2	#define ALIANAELECTRON_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
d9105d92	5
	6	//_________________________________________________________________________
	7	//
	8	// Class for the electron identification,
	9	// Clusters from calorimeters are identified as electrons
	10	// and kept in the AOD. Few histograms produced.
	11	// Copy of AliAnaPhoton just add electron id.
	12	//
	13
	14	//-- Author: Gustavo Conesa (LPSC-IN2P3-CNRS)
	15
	16	// --- ROOT system ---
	17	class TH2F ;
	18	class TH1F;
	19	class TH3D;
	20	class TString ;
	21	class TObjString;
	22
	23	// --- ANALYSIS system ---
745913ae	24	#include "AliAnaCaloTrackCorrBaseClass.h"
d9105d92	25	class AliStack;
	26	class TParticle;
	27
	28	class TList ;
	29
745913ae	30	class AliAnaElectron : public AliAnaCaloTrackCorrBaseClass {
d9105d92	31
	32	public:
	33
	34	AliAnaElectron() ; // default ctor
	35
	36	virtual ~AliAnaElectron() { ; } // virtual dtor
d9105d92	37
	38	//---------------------------------------
	39	// General analysis frame methods
	40	//---------------------------------------
	41
	42	TObjString * GetAnalysisCuts();
	43
	44	TList * GetCreateOutputObjects();
	45
	46	void Init();
	47
	48	void InitParameters();
	49
	50	void MakeAnalysisFillAOD() ;
	51
	52	void MakeAnalysisFillHistograms() ;
	53
	54	void Print(const Option_t * opt)const;
	55
	56
	57	// Analysis methods
	58
	59	Bool_t ClusterSelected(AliVCluster* cl, TLorentzVector mom) ;
	60
d9105d92	61	void FillShowerShapeHistograms( AliVCluster* cluster, const Int_t mcTag , const Int_t pidTag) ;
	62
	63	void SwitchOnFillShowerShapeHistograms() { fFillSSHistograms = kTRUE ; }
	64	void SwitchOffFillShowerShapeHistograms() { fFillSSHistograms = kFALSE ; }
dbba06ca	65
78a28af3	66	void WeightHistograms(AliVCluster *clus);
	67
	68	void SwitchOnFillWeightHistograms() { fFillWeightHistograms = kTRUE ; }
	69	void SwitchOffFillWeightHistograms() { fFillWeightHistograms = kFALSE ; }
	70
d9105d92	71	//---------------------------------------
	72	// Analysis parameters setters getters
	73	//---------------------------------------
	74
	75	TString GetCalorimeter() const { return fCalorimeter ; }
	76	void SetCalorimeter(TString & det) { fCalorimeter = det ; }
	77
	78	// Cluster selection methods
	79
	80	void SetdEdxCut(Double_t min, Double_t max) { fdEdxMin = min ;
	81	fdEdxMax = max ; }
	82
	83	void SetEOverP(Double_t min, Double_t max) { fEOverPMin = min ;
	84	fEOverPMax = max ; }
	85
	86
	87	void SetMinDistanceToBadChannel(Float_t m1, Float_t m2, Float_t m3) {
	88	fMinDist = m1; fMinDist2 = m2; fMinDist3 = m3; }
	89
	90	void SetTimeCut(Double_t min, Double_t max) { fTimeCutMin = min;
	91	fTimeCutMax = max ; }
	92	Double_t GetTimeCutMin() const { return fTimeCutMin ; }
	93	Double_t GetTimeCutMax() const { return fTimeCutMax ; }
	94
	95	void SetNCellCut(Int_t n) { fNCellsCut = n ; }
	96	Double_t GetNCellCut() const { return fNCellsCut ; }
	97
	98	void FillNOriginHistograms(Int_t n) { fNOriginHistograms = n ;
	99	if(n > 10) fNOriginHistograms = 10; }
	100
	101	// For histograms in arrays, index in the array, corresponding to a particle
c5693f62	102	enum mcTypes { kmcPhoton = 0, kmcPi0Decay = 1, kmcOtherDecay = 2,
	103	kmcPi0 = 3, kmcEta = 4, kmcElectron = 5,
	104	kmcConversion = 6, kmcOther = 7, kmcAntiNeutron = 8,
	105	kmcAntiProton = 9 };
d9105d92	106
c5693f62	107	enum mcssTypes { kmcssPhoton = 0, kmcssOther = 1, kmcssPi0 = 2,
c5693f62	108	kmcssEta = 3, kmcssConversion = 4, kmcssElectron = 5 };
d9105d92	109
	110	private:
	111
	112	TString fCalorimeter ; // Calorimeter where the gamma is searched;
	113	Float_t fMinDist ; // Minimal distance to bad channel to accept cluster
	114	Float_t fMinDist2; // Cuts on Minimal distance to study acceptance evaluation
	115	Float_t fMinDist3; // One more cut on distance used for acceptance-efficiency study
	116	Double_t fTimeCutMin ; // Remove clusters/cells with time smaller than this value, in ns
	117	Double_t fTimeCutMax ; // Remove clusters/cells with time larger than this value, in ns
	118	Int_t fNCellsCut ; // Accept for the analysis clusters with more than fNCellsCut cells
	119	Bool_t fFillSSHistograms ; // Fill shower shape histograms
78a28af3	120	Bool_t fFillWeightHistograms ; // Fill weigth histograms
d9105d92	121	Int_t fNOriginHistograms; // Fill only NOriginHistograms of the 14 defined types
	122
	123	Float_t fdEdxMin; // Max dEdx for electrons
	124	Float_t fdEdxMax; // Min dEdx for electrons
	125	Float_t fEOverPMin; // Max E/p for electrons, after dEdx cut
	126	Float_t fEOverPMax; // Min E/p for electrons, after dEdx cut
	127
	128	//Histograms
	129	TH2F * fhdEdxvsE; //! matched track dEdx vs cluster E
	130	TH2F * fhdEdxvsP; //! matched track dEdx vs track P
	131	TH2F * fhEOverPvsE; //! matched track E cluster over P track vs cluster E, after dEdx cut
	132	TH2F * fhEOverPvsP; //! matched track E cluster over P track vs track P, after dEdx cut
	133
	134	TH2F * fhNCellsE[2]; //! number of cells in cluster vs E
	135	TH2F * fhMaxCellDiffClusterE[2]; //! Fraction of energy carried by cell with maximum energy
42d47cb7	136	TH2F * fhTimeE[2]; //! E vs Time of selected cluster
42d47cb7	137
d9105d92	138	TH1F * fhE[2] ; //! Number of identified electron vs energy
	139	TH1F * fhPt[2] ; //! Number of identified electron vs transerse momentum
	140	TH2F * fhPhi[2] ; //! Azimuthal angle of identified electron vs transerse momentum
	141	TH2F * fhEta[2] ; //! Pseudorapidity of identified electron vs transerse momentum
	142	TH2F * fhEtaPhi[2] ; //! Pseudorapidity vs Phi of identified electron for transerse momentum > 0.5
	143	TH2F * fhEtaPhi05[2] ; //! Pseudorapidity vs Phi of identified electron for transerse momentum < 0.5
	144
	145	//Shower shape
	146
	147	TH2F * fhDispE[2]; //! cluster dispersion vs E
	148	TH2F * fhLam0E[2]; //! cluster lambda0 vs E
	149	TH2F * fhLam1E[2]; //! cluster lambda1 vs E
	150
	151	TH2F * fhDispETRD[2]; //! cluster dispersion vs E, SM covered by TRD
	152	TH2F * fhLam0ETRD[2]; //! cluster lambda0 vs E, SM covered by TRD
	153	TH2F * fhLam1ETRD[2]; //! cluster lambda1 vs E, SM covered by TRD
	154
	155	TH2F * fhNCellsLam0LowE[2]; //! cluster N cells vs lambda0, E<2
	156	TH2F * fhNCellsLam0HighE[2]; //! cluster N Cells vs lambda0, E>2
	157
	158	TH2F * fhEtaLam0LowE[2]; //! cluster eta vs lambda0, E<2
	159	TH2F * fhPhiLam0LowE[2]; //! cluster phi vs lambda0, E<2
	160	TH2F * fhEtaLam0HighE[2]; //! cluster eta vs lambda0, E>2
	161	TH2F * fhPhiLam0HighE[2]; //! cluster phi vs lambda0, E>2
	162
78a28af3	163	// Weight studies
	164
	165	TH2F * fhECellClusterRatio; //! e cell / e cluster vs e cluster for selected electrons
	166	TH2F * fhECellClusterLogRatio; //! log (e cell / e cluster) vs e cluster for selected electrons
	167	TH2F * fhEMaxCellClusterRatio; //! e max cell / e cluster vs e cluster for selected electrons
	168	TH2F * fhEMaxCellClusterLogRatio; //! log (e max cell / e cluster) vs e cluster for selected electrons
1a72f6c5	169	TH2F * fhLambda0ForW0[14]; //! L0 for 7 defined w0= 3, 3.5 ... 6 for selected electrons
1a72f6c5	170	//TH2F * fhLambda1ForW0[14]; //! L1 for 7 defined w0= 3, 3.5 ... 6 for selected electrons
78a28af3	171
d9105d92	172	//Fill MC dependent histograms, Origin of this cluster is ...
	173
	174	TH2F * fhMCDeltaE[2][10] ; //! MC-Reco E distribution coming from MC particle
	175	TH2F * fhMC2E[2][10] ; //! E distribution, Reco vs MC coming from MC particle
	176
	177	TH1F * fhMCE[2][10]; //! Number of identified electron vs cluster energy coming from MC particle
	178	TH1F * fhMCPt[2][10]; //! Number of identified electron vs cluster energy coming from MC particle
	179	TH2F * fhMCPhi[2][10]; //! Phi of identified electron coming from MC particle
	180	TH2F * fhMCEta[2][10]; //! eta of identified electron coming from MC particle
	181
	182	// Shower Shape MC
	183
	184	TH2F * fhMCELambda0[2][6] ; //! E vs Lambda0 from MC particle
	185
	186	TH2F * fhMCElectronELambda0NoOverlap ; //! E vs Lambda0 from MC electrons, no overlap
	187	TH2F * fhMCElectronELambda0TwoOverlap ; //! E vs Lambda0 from MC electrons, 2 particles overlap
	188	TH2F * fhMCElectronELambda0NOverlap ; //! E vs Lambda0 from MC electrons, N particles overlap
	189
	190	//Embedding
	191	TH2F * fhEmbeddedSignalFractionEnergy ; //! Fraction of electron energy of embedded signal vs cluster energy
	192
	193	TH2F * fhEmbedElectronELambda0FullSignal ; //! Lambda0 vs E for embedded electrons with more than 90% of the cluster energy
	194	TH2F * fhEmbedElectronELambda0MostlySignal ; //! Lambda0 vs E for embedded electrons with 90%<fraction<50%
	195	TH2F * fhEmbedElectronELambda0MostlyBkg ; //! Lambda0 vs E for embedded electrons with 50%<fraction<10%
	196	TH2F * fhEmbedElectronELambda0FullBkg ; //! Lambda0 vs E for embedded electrons with less than 10% of the cluster energy
	197
c5693f62	198	AliAnaElectron(const AliAnaElectron & g) ; // cpy ctor
	199	AliAnaElectron & operator = (const AliAnaElectron & g) ; // cpy assignment
	200
	201	ClassDef(AliAnaElectron,2)
d9105d92	202
	203	} ;
	204
	205
	206	#endif//ALIANAELECTRON_H
	207
	208
	209