[u/mrichter/AliRoot.git] / PWGHF / hfe / AliHFENonPhotonicElectron.h

#ifndef ALIHFENONPHOTONICELECTRON_H
#define ALIHFENONPHOTONICELECTRON_H

 /************************************************************************************
  *											*
  *	Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved.	*
  *	See cxx source for full Copyright notice					*
  *											*
  *											*
  *											*
  *	Task for the Selection of Non-photonic Electron study				*
  *											*
  *			Author: R.Bailhache, C.A.Schmidt				*
  *											*
  ************************************************************************************/

#ifndef ROOT_TNamed
#include <TNamed.h>
#endif

#ifndef ROOT_TArrayD
#include <TArrayD.h>
#endif

class AliESDtrackCuts;
class AliHFEpid;
class AliHFEpidQAmanager;
class AliMCEvent;
class AliKFVertex;
class AliVEvent;
class AliVParticle;
class AliVTrack;
class THnSparse;
class TClonesArray;
class TList;

class AliHFENonPhotonicElectron : public TNamed {
 public:

  typedef enum{
    kElectronfromconversion = 0,
    kElectronfromconversionboth = 1,
    kElectronfrompi0 = 2,
    kElectronfrompi0both = 3,
    kElectronfrometa = 4,
    kElectronfrometaboth = 5,
    kElectronfromC = 6,
    kElectronfromB = 7,
    kElectronfromother = 8,
    kNoElectron = 9
  } Source_t;

  typedef enum{
    kS = 0,
    kOp = 1
  } Sign_t;

  AliHFENonPhotonicElectron();
  AliHFENonPhotonicElectron(const char *name, const Char_t *title);
  AliHFENonPhotonicElectron &operator=(const AliHFENonPhotonicElectron &ref);
  virtual ~AliHFENonPhotonicElectron();

  void SetAOD    		(Bool_t isAOD)     		{ fIsAOD = isAOD; };
  void SetMCEvent		(AliMCEvent *mcEvent)		{ fMCEvent = mcEvent; };
  void SetAODArrayMCInfo	(TClonesArray *aodArrayMCInfo) { fAODArrayMCInfo = aodArrayMCInfo; };
  void SetHFEBackgroundCuts	(AliHFEcuts * const cuts)	{ fHFEBackgroundCuts = cuts; };

  AliHFEpid		*GetPIDBackground()		const	{ return fPIDBackground; };
  AliHFEpidQAmanager	*GetPIDBackgroundQAManager()	const	{ return fPIDBackgroundQA; };

  void  SetMaxInvMass		(Double_t MaxInvMass)		{ fMaxInvMass		= MaxInvMass; };
  void  SetMaxOpening3D		(Double_t MaxOpening3D)		{ fMaxOpening3D		= MaxOpening3D; };
//  void  SetMaxOpeningTheta	(Double_t MaxOpeningTheta)	{ fMaxOpeningTheta	= MaxOpeningTheta; };
//  void  SetMaxOpeningPhi	(Double_t MaxOpeningPhi)	{ fMaxOpeningPhi	= MaxOpeningPhi; };
  void  SetAlgorithmMA		(Bool_t algorithmMA)	 	{ fAlgorithmMA		= algorithmMA; };
  void  SetMassConstraint	(Bool_t MassConstraint)		{ fSetMassConstraint	= MassConstraint; };
  void  SetITSMeanShift(Double_t meanshift) { fITSmeanShift = meanshift; }

  void SelectCategory1Tracks(Bool_t doSelect = kTRUE) { fSelectCategory1tracks = doSelect; }
  void SelectCategory2Tracks(Bool_t doSelect = kTRUE) { fSelectCategory2tracks = doSelect; }

  TList      *GetListOutput()		const	{ return fListOutput; };
  THnSparseF *GetAssElectronHisto()	const	{ return fAssElectron; };
  THnSparseF *GetIncElectronHisto()	const	{ return fIncElectron; };
  THnSparseF *GetUSignHisto()		const	{ return fUSign; };
  THnSparseF *GetLSignHisto()		const	{ return fLSign; };
//  THnSparseF *GetUSignAngleHisto() const { return fUSignAngle; };
//  THnSparseF *GetLSignAngleHisto() const { return fLSignAngle; };

  void     Init				();
  void     InitRun			(const AliVEvent *inputEvent, const AliPIDResponse *pidResponse);
  Int_t    FillPoolAssociatedTracks	(AliVEvent *inputEvent, Int_t binct=-1);
  Int_t    CountPoolAssociated		(AliVEvent *inputEvent, Int_t binct=-1);
  Int_t    LookAtNonHFE			(Int_t iTrack1, AliVTrack *track1, AliVEvent *vEvent, Double_t weight=1., Int_t binct=-1, Double_t deltaphi=-1, Int_t source=-1, Int_t indexmother=-1);

  Int_t    FindMother		(Int_t tr, Int_t &indexmother) const;

  void SetPtBinning(const TArrayD &binning) { fPtBinning = binning; }
  void SetPtBinning(Int_t nbins, const Double_t *const binning) { fPtBinning.Set(nbins+1, binning); }
  void SetEtaBinning(const TArrayD &binning) { fEtaBinning = binning; }
  void SetEtaBinning(Int_t nbins, const Double_t *const binning) { fEtaBinning.Set(nbins+1, binning); }


 private:
  Int_t    GetMotherPDG(Int_t tr, Int_t &motherIndex) const;
  Int_t    CheckPdg		(Int_t tr) const;
  Int_t    IsMotherGamma	(Int_t tr) const;
  Int_t    IsMotherPi0		(Int_t tr) const;
  Int_t    IsMotherC		(Int_t tr) const;
  Int_t    IsMotherB		(Int_t tr) const;
  Int_t    IsMotherEta		(Int_t tr) const;
  Bool_t MakePairDCA(const AliVTrack *inclusive, const AliVTrack *associated, AliVEvent *vEvent, Bool_t isAOD, Double_t &invMass, Double_t &angle) const;
  Bool_t MakePairKF(const AliVTrack *inclusive, const AliVTrack *associated, AliKFVertex &primV, Double_t &invMass, Double_t &angle) const;
  Bool_t FilterCategory1Track(const AliVTrack * const track, Bool_t isAOD, Int_t binct);
  Bool_t FilterCategory2Track(const AliVTrack * const track, Bool_t isAOD);

  Bool_t                    fIsAOD;                         // Is AOD
  AliMCEvent                *fMCEvent;                      //! MC event ESD
  TClonesArray              *fAODArrayMCInfo;               //! MC info particle AOD
  AliHFEcuts                *fHFEBackgroundCuts;            // HFE background cuts
  AliHFEpid	                *fPIDBackground;                // PID background cuts
  AliHFEpidQAmanager        *fPIDBackgroundQA;              // QA Manager Background
  const AliPIDResponse      *fkPIDRespons;                  // PID response
  TArrayD                   fPtBinning;                     // pt binning
  TArrayD                   fEtaBinning;                    // eta binning
  Bool_t                    fAlgorithmMA;                   // algorithm MA
  Double_t                  fChi2OverNDFCut;                // Limit chi2
  Double_t                  fMaxDCA;                        // Limit dca
//  Double_t                fMaxOpeningTheta;               // Limit opening angle in theta
//  Double_t                fMaxOpeningPhi;                 // Limit opening angle in phi
  Double_t                  fMaxOpening3D;                  // Limit opening 3D
  Double_t                  fMaxInvMass;                    // Limit invariant mass
  Bool_t                    fSetMassConstraint;             // Set mass constraint
  Bool_t                    fSelectCategory1tracks;         // Category 1 tracks: Standard track cuts
  Bool_t                    fSelectCategory2tracks;         // Category 2 tracks: tracks below 300 MeV/c
  Double_t                  fITSmeanShift;                  // Shift of the mean in the ITS
  TArrayI                   *fArraytrack;                   //! list of associated tracks
  Int_t                     fCounterPoolBackground;         // number of associated electrons
  Int_t                     fnumberfound;                   // number of inclusive  electrons
  TList                     *fListOutput;                   // List of histos
  THnSparseF                *fAssElectron;                  //! centrality, pt, Source MC, P, TPCsignal
  THnSparseF                *fIncElectron;                  //! centrality, pt, Source MC, P, TPCsignal
  THnSparseF                *fUSign;                        //! delta phi, c, pt, inv, source
  THnSparseF                *fLSign;                        //! delta phi, c, pt, inv, source
  THnSparseF                *fUSmatches;                    //! number of matched tracks with oposite sign per inclusive track after inv mass cut
  THnSparseF                *fLSmatches;                    //! number of matched tracks with same sign per inclusive track after inv mass cut
  TH2F*                     fHnsigmaITS;                    //! Control histogram for ITS pid of category 2 tracks
//  THnSparseF              *fUSignAngle;                   //! angle, c, source
//  THnSparseF              *fLSignAngle;                   //! angle, c, source


  AliHFENonPhotonicElectron(const AliHFENonPhotonicElectron &ref); 

  ClassDef(AliHFENonPhotonicElectron, 2); //!example of analysis
};

#endif
Commit	Line	Data
76d0b522	1	#ifndef ALIHFENONPHOTONICELECTRON_H
	2	#define ALIHFENONPHOTONICELECTRON_H
	3
	4	/************************************************************************************
	5	* *
	6	* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	7	* See cxx source for full Copyright notice *
	8	* *
	9	* *
	10	* *
	11	* Task for the Selection of Non-photonic Electron study *
	12	* *
	13	* Author: R.Bailhache, C.A.Schmidt *
	14	* *
	15	************************************************************************************/
	16
	17	#ifndef ROOT_TNamed
	18	#include <TNamed.h>
	19	#endif
	20
1452614c	21	#ifndef ROOT_TArrayD
	22	#include <TArrayD.h>
	23	#endif
	24
76d0b522	25	class AliESDtrackCuts;
	26	class AliHFEpid;
	27	class AliHFEpidQAmanager;
	28	class AliMCEvent;
4437a0d2	29	class AliKFVertex;
76d0b522	30	class AliVEvent;
76d0b522	31	class AliVParticle;
4437a0d2	32	class AliVTrack;
76d0b522	33	class THnSparse;
	34	class TClonesArray;
	35	class TList;
	36
	37	class AliHFENonPhotonicElectron : public TNamed {
	38	public:
	39
	40	typedef enum{
	41	kElectronfromconversion = 0,
	42	kElectronfromconversionboth = 1,
	43	kElectronfrompi0 = 2,
	44	kElectronfrompi0both = 3,
	45	kElectronfrometa = 4,
	46	kElectronfrometaboth = 5,
	47	kElectronfromC = 6,
	48	kElectronfromB = 7,
	49	kElectronfromother = 8,
	50	kNoElectron = 9
	51	} Source_t;
	52
	53	typedef enum{
	54	kS = 0,
	55	kOp = 1
	56	} Sign_t;
	57
	58	AliHFENonPhotonicElectron();
	59	AliHFENonPhotonicElectron(const char name, const Char_t title);
	60	AliHFENonPhotonicElectron &operator=(const AliHFENonPhotonicElectron &ref);
	61	virtual ~AliHFENonPhotonicElectron();
	62
8a9b2231	63	void SetAOD (Bool_t isAOD) { fIsAOD = isAOD; };
	64	void SetMCEvent (AliMCEvent *mcEvent) { fMCEvent = mcEvent; };
	65	void SetAODArrayMCInfo (TClonesArray *aodArrayMCInfo) { fAODArrayMCInfo = aodArrayMCInfo; };
8a9b2231	66	void SetHFEBackgroundCuts (AliHFEcuts * const cuts) { fHFEBackgroundCuts = cuts; };
76d0b522	67
8a9b2231	68	AliHFEpid *GetPIDBackground() const { return fPIDBackground; };
8a9b2231	69	AliHFEpidQAmanager *GetPIDBackgroundQAManager() const { return fPIDBackgroundQA; };
76d0b522	70
	71	void SetMaxInvMass (Double_t MaxInvMass) { fMaxInvMass = MaxInvMass; };
	72	void SetMaxOpening3D (Double_t MaxOpening3D) { fMaxOpening3D = MaxOpening3D; };
959ea9d8	73	// void SetMaxOpeningTheta (Double_t MaxOpeningTheta) { fMaxOpeningTheta = MaxOpeningTheta; };
959ea9d8	74	// void SetMaxOpeningPhi (Double_t MaxOpeningPhi) { fMaxOpeningPhi = MaxOpeningPhi; };
76d0b522	75	void SetAlgorithmMA (Bool_t algorithmMA) { fAlgorithmMA = algorithmMA; };
76d0b522	76	void SetMassConstraint (Bool_t MassConstraint) { fSetMassConstraint = MassConstraint; };
bbeea05b	77	void SetITSMeanShift(Double_t meanshift) { fITSmeanShift = meanshift; }
76d0b522	78
4437a0d2	79	void SelectCategory1Tracks(Bool_t doSelect = kTRUE) { fSelectCategory1tracks = doSelect; }
	80	void SelectCategory2Tracks(Bool_t doSelect = kTRUE) { fSelectCategory2tracks = doSelect; }
	81
8a9b2231	82	TList *GetListOutput() const { return fListOutput; };
	83	THnSparseF *GetAssElectronHisto() const { return fAssElectron; };
	84	THnSparseF *GetIncElectronHisto() const { return fIncElectron; };
	85	THnSparseF *GetUSignHisto() const { return fUSign; };
	86	THnSparseF *GetLSignHisto() const { return fLSign; };
959ea9d8	87	// THnSparseF *GetUSignAngleHisto() const { return fUSignAngle; };
959ea9d8	88	// THnSparseF *GetLSignAngleHisto() const { return fLSignAngle; };
76d0b522	89
76d0b522	90	void Init ();
8a9b2231	91	void InitRun (const AliVEvent inputEvent, const AliPIDResponse pidResponse);
	92	Int_t FillPoolAssociatedTracks (AliVEvent *inputEvent, Int_t binct=-1);
	93	Int_t CountPoolAssociated (AliVEvent *inputEvent, Int_t binct=-1);
	94	Int_t LookAtNonHFE (Int_t iTrack1, AliVTrack track1, AliVEvent vEvent, Double_t weight=1., Int_t binct=-1, Double_t deltaphi=-1, Int_t source=-1, Int_t indexmother=-1);
76d0b522	95
39427568	96	Int_t FindMother (Int_t tr, Int_t &indexmother) const;
76d0b522	97
1452614c	98	void SetPtBinning(const TArrayD &binning) { fPtBinning = binning; }
	99	void SetPtBinning(Int_t nbins, const Double_t *const binning) { fPtBinning.Set(nbins+1, binning); }
	100	void SetEtaBinning(const TArrayD &binning) { fEtaBinning = binning; }
	101	void SetEtaBinning(Int_t nbins, const Double_t *const binning) { fEtaBinning.Set(nbins+1, binning); }
	102
76d0b522	103
76d0b522	104	private:
39427568	105	Int_t GetMotherPDG(Int_t tr, Int_t &motherIndex) const;
	106	Int_t CheckPdg (Int_t tr) const;
	107	Int_t IsMotherGamma (Int_t tr) const;
	108	Int_t IsMotherPi0 (Int_t tr) const;
	109	Int_t IsMotherC (Int_t tr) const;
	110	Int_t IsMotherB (Int_t tr) const;
	111	Int_t IsMotherEta (Int_t tr) const;
4437a0d2	112	Bool_t MakePairDCA(const AliVTrack inclusive, const AliVTrack associated, AliVEvent *vEvent, Bool_t isAOD, Double_t &invMass, Double_t &angle) const;
	113	Bool_t MakePairKF(const AliVTrack inclusive, const AliVTrack associated, AliKFVertex &primV, Double_t &invMass, Double_t &angle) const;
	114	Bool_t FilterCategory1Track(const AliVTrack * const track, Bool_t isAOD, Int_t binct);
	115	Bool_t FilterCategory2Track(const AliVTrack * const track, Bool_t isAOD);
	116
1452614c	117	Bool_t fIsAOD; // Is AOD
	118	AliMCEvent *fMCEvent; //! MC event ESD
	119	TClonesArray *fAODArrayMCInfo; //! MC info particle AOD
	120	AliHFEcuts *fHFEBackgroundCuts; // HFE background cuts
	121	AliHFEpid *fPIDBackground; // PID background cuts
	122	AliHFEpidQAmanager *fPIDBackgroundQA; // QA Manager Background
	123	const AliPIDResponse *fkPIDRespons; // PID response
	124	TArrayD fPtBinning; // pt binning
	125	TArrayD fEtaBinning; // eta binning
	126	Bool_t fAlgorithmMA; // algorithm MA
	127	Double_t fChi2OverNDFCut; // Limit chi2
	128	Double_t fMaxDCA; // Limit dca
	129	// Double_t fMaxOpeningTheta; // Limit opening angle in theta
	130	// Double_t fMaxOpeningPhi; // Limit opening angle in phi
	131	Double_t fMaxOpening3D; // Limit opening 3D
	132	Double_t fMaxInvMass; // Limit invariant mass
	133	Bool_t fSetMassConstraint; // Set mass constraint
	134	Bool_t fSelectCategory1tracks; // Category 1 tracks: Standard track cuts
	135	Bool_t fSelectCategory2tracks; // Category 2 tracks: tracks below 300 MeV/c
	136	Double_t fITSmeanShift; // Shift of the mean in the ITS
	137	TArrayI *fArraytrack; //! list of associated tracks
	138	Int_t fCounterPoolBackground; // number of associated electrons
	139	Int_t fnumberfound; // number of inclusive electrons
	140	TList *fListOutput; // List of histos
	141	THnSparseF *fAssElectron; //! centrality, pt, Source MC, P, TPCsignal
	142	THnSparseF *fIncElectron; //! centrality, pt, Source MC, P, TPCsignal
	143	THnSparseF *fUSign; //! delta phi, c, pt, inv, source
	144	THnSparseF *fLSign; //! delta phi, c, pt, inv, source
	145	THnSparseF *fUSmatches; //! number of matched tracks with oposite sign per inclusive track after inv mass cut
	146	THnSparseF *fLSmatches; //! number of matched tracks with same sign per inclusive track after inv mass cut
	147	TH2F* fHnsigmaITS; //! Control histogram for ITS pid of category 2 tracks
	148	// THnSparseF *fUSignAngle; //! angle, c, source
	149	// THnSparseF *fLSignAngle; //! angle, c, source
76d0b522	150
76d0b522	151
8a9b2231	152	AliHFENonPhotonicElectron(const AliHFENonPhotonicElectron &ref);
76d0b522	153
bbeea05b	154	ClassDef(AliHFENonPhotonicElectron, 2); //!example of analysis
76d0b522	155	};
	156
	157	#endif