[u/mrichter/AliRoot.git] / PWG2 / SPECTRA / AliAnalysisTaskESDCheckCascade.h

#ifndef ALIANALYSISTASKESDCHECKCASCADE_H
#define ALIANALYSISTASKESDCHECKCASCADE_H

/*  See cxx source for full Copyright notice */

//-----------------------------------------------------------------
//                 AliAnalysisTaskESDCheckCascade class
//            (AliAnalysisTaskESDCheckCascade)
//            This task is for QAing the Cascades from the ESD
//              Origin:  AliAnalysisTaskESDCheckV0 by B.H. Nov2007, hippolyt@in2p3.fr
//            Adapted to Cascade : A.M Mar2008, antonin.maire@ires.in2p3.fr
//-----------------------------------------------------------------

class TList;
class TH1F;
class AliESDEvent;

#include "AliAnalysisTask.h"

class AliAnalysisTaskESDCheckCascade : public AliAnalysisTask {
 public:
  AliAnalysisTaskESDCheckCascade();
  AliAnalysisTaskESDCheckCascade(const char *name);
  virtual ~AliAnalysisTaskESDCheckCascade() {}
  
  virtual void   ConnectInputData(Option_t *);
  virtual void   CreateOutputObjects();
  virtual void   Exec(Option_t *option);
  virtual void   Terminate(Option_t *);
  
 private:
  AliESDInputHandler *fesdH;		//! InputHandler object
  AliMCEvent  *fMCevent;		//! MC event object
  AliESDEvent *fESD;			//! ESD object
  
 
		TList	*fListHistCascade;		//! List of Cascade histograms
	
	// - General histos (filled for any event)
	TH1F	*fHistTrackMultiplicity;		//! Track multiplicity distribution
	TH1F	*fHistCascadeMultiplicity;		//! Cascade multiplicity distribution


	// - Vertex Positions
	TH1F	*fHistVtxStatus;			//! Is there a tracking vertex in the event ?

		// Vtx coming from the full tracking
	TH1F	*fHistPosTrkgPrimaryVtxX;  		//! primary vertex position distribution in x 
	TH1F	*fHistPosTrkgPrimaryVtxY;		//! primary vertex position distribution in y
	TH1F	*fHistPosTrkgPrimaryVtxZ;  		//! primary vertex position distribution in z
	TH1F	*fHistTrkgPrimaryVtxRadius;		//! primary vertex (3D) radius distribution 

		// Best primary Vtx available for the event
	TH1F	*fHistPosBestPrimaryVtxX;  		//! (best) primary vertex position distribution in x 
	TH1F	*fHistPosBestPrimaryVtxY;		//! (best) primary vertex position distribution in y
	TH1F	*fHistPosBestPrimaryVtxZ;  		//! (best) primary vertex position distribution in z
	TH1F	*fHistBestPrimaryVtxRadius;		//! (best) primary vertex radius distribution 
	
		// Correlation Best Vtx / Full Tracking Vtx
	TH2F	*f2dHistTrkgPrimVtxVsBestPrimVtx;	//!  Radius of prim. Vtx from tracks Vs Radius of best Prim. Vtx
	
	
	// - Typical histos on the variables used for the selection of cascades
	TH1F	*fHistEffMassXi;      			//! reconstructed cascade effective mass
	TH1F	*fHistChi2Xi;         			//! chi2 value
	TH1F	*fHistDcaXiDaughters; 			//! dca between Xi's daughters
	TH1F 	*fHistDcaBachToPrimVertex;		//! dca of the bachelor track to primary vertex
	TH1F	*fHistXiCosineOfPointingAngle;		//! cosine of Xi pointing angle in a cascade
	TH1F	*fHistXiRadius;				//! (transverse) radius of the cascade vertex 
		
	// - Histos about ~ the "V0 selection part" of the cascade,  coming by inheritance from AliESDv0
	TH1F	*fHistMassLambdaAsCascDghter;		//! Test Invariant Mass of Lambda coming from Cascade
	TH1F	*fHistV0Chi2Xi;				//! V0 chi2 distribution, for the V0 associated to a cascade
	TH1F	*fHistDcaV0DaughtersXi;			//! Dca between V0 daughters, for the V0 associated to a cascade
	TH1F	*fHistDcaV0ToPrimVertexXi;		//! Dca of V0 to primary vertex, for the V0 associated to a cascade	
	TH1F	*fHistV0CosineOfPointingAngleXi;	//! Cosine of V0 pointing angle, for the V0 associated to a cascade
	TH1F	*fHistV0RadiusXi;			//! V0 (transverse) distance distribution, for the V0 associated to a cascade

	TH1F	*fHistDcaPosToPrimVertexXi;		//! Dca of V0 positive daughter to primary vertex, for the V0 associated to a cascade
	TH1F	*fHistDcaNegToPrimVertexXi;		//! Dca of V0 negative daughter to primary vertex, for the V0 associated to a cascade
	

	// - Effective mass histos for cascades.
	TH1F	*fHistMassXiMinus;			//! reconstructed cascade effective mass, under Xi- hyp.
	TH1F	*fHistMassXiPlus;			//! reconstructed cascade effective mass, under Xi+ hyp.
	TH1F	*fHistMassOmegaMinus;			//! reconstructed cascade effective mass, under Omega- hyp.
	TH1F	*fHistMassOmegaPlus;			//! reconstructed cascade effective mass, under Omega+ hyp.

	// - Complements for QA
	TH1F	*fHistXiTransvMom;     			//! Xi transverse momentum 
	TH1F	*fHistXiTotMom;     			//! Xi momentum norm
	
	TH1F	*fHistBachTransvMom;   			//! bachelor transverse momentum 
	TH1F	*fHistBachTotMom;  			//! bachelor momentum norm
				
	TH1F	*fHistChargeXi;				//! Charge sign of the cascade candidate
	TH1F	*fHistV0toXiCosineOfPointingAngle;	//! Cos. of Pointing angle between the V0 mom and the Xi-V0 vtx line
  
	TH1F	*fHistRapXi;				//! rapidity of Xi candidates
	TH1F	*fHistRapOmega;				//! rapidity of Omega candidates
	TH1F	*fHistEta;				//! eta distrib. of all the cascade candidates
	TH1F	*fHistTheta;				//! theta distrib. of all the cascade candidates
	TH1F	*fHistPhi;				//! phi distrib. of all the cascade candidates
	
	TH2F	*f2dHistArmenteros;			//! alpha(casc. cand.) Vs PtArm(casc. cand.)
	TH2F	*f2dHistEffMassXiVsEffMassLambda;	//! Xi- Eff mass Vs V0 Eff mass, under Xi- hyp.
	TH2F	*f2dHistXiRadiusVsEffMassXi;		//! transv. casc. decay radius Vs Xi- Eff mass, under Xi- hyp.

  AliAnalysisTaskESDCheckCascade(const AliAnalysisTaskESDCheckCascade&);            // not implemented
  AliAnalysisTaskESDCheckCascade& operator=(const AliAnalysisTaskESDCheckCascade&); // not implemented
  
  ClassDef(AliAnalysisTaskESDCheckCascade, 2);
};

#endif
Commit	Line	Data
db166251	1	#ifndef ALIANALYSISTASKESDCHECKCASCADE_H
db166251	2	#define ALIANALYSISTASKESDCHECKCASCADE_H
eed7ee51	3
	4	/* See cxx source for full Copyright notice */
	5
	6	//-----------------------------------------------------------------
	7	// AliAnalysisTaskESDCheckCascade class
	8	// (AliAnalysisTaskESDCheckCascade)
	9	// This task is for QAing the Cascades from the ESD
	10	// Origin: AliAnalysisTaskESDCheckV0 by B.H. Nov2007, hippolyt@in2p3.fr
	11	// Adapted to Cascade : A.M Mar2008, antonin.maire@ires.in2p3.fr
	12	//-----------------------------------------------------------------
	13
	14	class TList;
	15	class TH1F;
	16	class AliESDEvent;
	17
	18	#include "AliAnalysisTask.h"
	19
	20	class AliAnalysisTaskESDCheckCascade : public AliAnalysisTask {
	21	public:
	22	AliAnalysisTaskESDCheckCascade();
	23	AliAnalysisTaskESDCheckCascade(const char *name);
	24	virtual ~AliAnalysisTaskESDCheckCascade() {}
	25
	26	virtual void ConnectInputData(Option_t *);
	27	virtual void CreateOutputObjects();
	28	virtual void Exec(Option_t *option);
	29	virtual void Terminate(Option_t *);
	30
	31	private:
	32	AliESDInputHandler *fesdH; //! InputHandler object
db166251	33	AliMCEvent *fMCevent; //! MC event object
eed7ee51	34	AliESDEvent *fESD; //! ESD object
	35
	36
	37
	38
	39
db166251	40	TList *fListHistCascade; //! List of Cascade histograms
eed7ee51	41
	42	// - General histos (filled for any event)
	43	TH1F *fHistTrackMultiplicity; //! Track multiplicity distribution
	44	TH1F *fHistCascadeMultiplicity; //! Cascade multiplicity distribution
	45
	46
	47	// - Vertex Positions
f42573c1	48	TH1F *fHistVtxStatus; //! Is there a tracking vertex in the event ?
eed7ee51	49
f42573c1	50	// Vtx coming from the full tracking
	51	TH1F *fHistPosTrkgPrimaryVtxX; //! primary vertex position distribution in x
	52	TH1F *fHistPosTrkgPrimaryVtxY; //! primary vertex position distribution in y
	53	TH1F *fHistPosTrkgPrimaryVtxZ; //! primary vertex position distribution in z
	54	TH1F *fHistTrkgPrimaryVtxRadius; //! primary vertex (3D) radius distribution
	55
	56	// Best primary Vtx available for the event
	57	TH1F *fHistPosBestPrimaryVtxX; //! (best) primary vertex position distribution in x
	58	TH1F *fHistPosBestPrimaryVtxY; //! (best) primary vertex position distribution in y
	59	TH1F *fHistPosBestPrimaryVtxZ; //! (best) primary vertex position distribution in z
	60	TH1F *fHistBestPrimaryVtxRadius; //! (best) primary vertex radius distribution
eed7ee51	61
f42573c1	62	// Correlation Best Vtx / Full Tracking Vtx
f42573c1	63	TH2F *f2dHistTrkgPrimVtxVsBestPrimVtx; //! Radius of prim. Vtx from tracks Vs Radius of best Prim. Vtx
eed7ee51	64
	65
	66
f42573c1	67	// - Typical histos on the variables used for the selection of cascades
eed7ee51	68	TH1F *fHistEffMassXi; //! reconstructed cascade effective mass
	69	TH1F *fHistChi2Xi; //! chi2 value
	70	TH1F *fHistDcaXiDaughters; //! dca between Xi's daughters
f42573c1	71	TH1F *fHistDcaBachToPrimVertex; //! dca of the bachelor track to primary vertex
f42573c1	72	TH1F *fHistXiCosineOfPointingAngle; //! cosine of Xi pointing angle in a cascade
eed7ee51	73	TH1F *fHistXiRadius; //! (transverse) radius of the cascade vertex
eed7ee51	74
f42573c1	75	// - Histos about ~ the "V0 selection part" of the cascade, coming by inheritance from AliESDv0
eed7ee51	76	TH1F *fHistMassLambdaAsCascDghter; //! Test Invariant Mass of Lambda coming from Cascade
f42573c1	77	TH1F *fHistV0Chi2Xi; //! V0 chi2 distribution, for the V0 associated to a cascade
f42573c1	78	TH1F *fHistDcaV0DaughtersXi; //! Dca between V0 daughters, for the V0 associated to a cascade
db166251	79	TH1F *fHistDcaV0ToPrimVertexXi; //! Dca of V0 to primary vertex, for the V0 associated to a cascade
	80	TH1F *fHistV0CosineOfPointingAngleXi; //! Cosine of V0 pointing angle, for the V0 associated to a cascade
	81	TH1F *fHistV0RadiusXi; //! V0 (transverse) distance distribution, for the V0 associated to a cascade
eed7ee51	82
db166251	83	TH1F *fHistDcaPosToPrimVertexXi; //! Dca of V0 positive daughter to primary vertex, for the V0 associated to a cascade
db166251	84	TH1F *fHistDcaNegToPrimVertexXi; //! Dca of V0 negative daughter to primary vertex, for the V0 associated to a cascade
eed7ee51	85
	86
	87	// - Effective mass histos for cascades.
	88	TH1F *fHistMassXiMinus; //! reconstructed cascade effective mass, under Xi- hyp.
	89	TH1F *fHistMassXiPlus; //! reconstructed cascade effective mass, under Xi+ hyp.
	90	TH1F *fHistMassOmegaMinus; //! reconstructed cascade effective mass, under Omega- hyp.
	91	TH1F *fHistMassOmegaPlus; //! reconstructed cascade effective mass, under Omega+ hyp.
f42573c1	92
	93	// - Complements for QA
	94	TH1F *fHistXiTransvMom; //! Xi transverse momentum
	95	TH1F *fHistXiTotMom; //! Xi momentum norm
	96
	97	TH1F *fHistBachTransvMom; //! bachelor transverse momentum
	98	TH1F *fHistBachTotMom; //! bachelor momentum norm
	99
	100	TH1F *fHistChargeXi; //! Charge sign of the cascade candidate
	101	TH1F *fHistV0toXiCosineOfPointingAngle; //! Cos. of Pointing angle between the V0 mom and the Xi-V0 vtx line
eed7ee51	102
f42573c1	103	TH1F *fHistRapXi; //! rapidity of Xi candidates
	104	TH1F *fHistRapOmega; //! rapidity of Omega candidates
	105	TH1F *fHistEta; //! eta distrib. of all the cascade candidates
	106	TH1F *fHistTheta; //! theta distrib. of all the cascade candidates
	107	TH1F *fHistPhi; //! phi distrib. of all the cascade candidates
	108
	109	TH2F *f2dHistArmenteros; //! alpha(casc. cand.) Vs PtArm(casc. cand.)
	110	TH2F *f2dHistEffMassXiVsEffMassLambda; //! Xi- Eff mass Vs V0 Eff mass, under Xi- hyp.
	111	TH2F *f2dHistXiRadiusVsEffMassXi; //! transv. casc. decay radius Vs Xi- Eff mass, under Xi- hyp.
eed7ee51	112
	113	AliAnalysisTaskESDCheckCascade(const AliAnalysisTaskESDCheckCascade&); // not implemented
	114	AliAnalysisTaskESDCheckCascade& operator=(const AliAnalysisTaskESDCheckCascade&); // not implemented
	115
f42573c1	116	ClassDef(AliAnalysisTaskESDCheckCascade, 2);
eed7ee51	117	};
	118
	119	#endif