[u/mrichter/AliRoot.git] / PWG / EMCAL / AliPicoTrack.h

#ifndef AliPicoTrack_H
#define AliPicoTrack_H

// $Id$

#include "AliVTrack.h"
#include <TMath.h>
class AliVCluster;

class AliPicoTrack: public AliVTrack {
 public:
  AliPicoTrack();
  AliPicoTrack(Double_t pt, Double_t eta, Double_t phi, Byte_t q, Int_t label, Byte_t type,
               Double_t etaemc=0, Double_t phiemc=0, Double_t ptemc=0, Bool_t ise=0, Double_t mass=0.13957);
  AliPicoTrack(const AliPicoTrack &pc); 
  AliPicoTrack &operator=(const AliPicoTrack &pc);

  Double_t        Px()                        const { return fPt*TMath::Cos(fPhi);  }
  Double_t        Py()                        const { return fPt*TMath::Sin(fPhi);  }
  Double_t        Pz()                        const { return fPt*TMath::SinH(fEta); }
  Double_t        Pt()                        const { return fPt;                   }
  Double_t        P()                         const { return fPt*TMath::CosH(fEta); }
  
  Bool_t          PxPyPz(Double_t p[3])       const { p[0]=Px();p[1]=Py();p[2]=Pz(); return 1;         }
  Bool_t          GetPxPyPz(Double_t p[3])    const { p[0]=Px();p[1]=Py();p[2]=Pz(); return 1;         }
  Double_t        Xv()                        const { return 0.;      }
  Double_t        Yv()                        const { return 0.;      }
  Double_t        Zv()                        const { return 0.;      }
  Bool_t          XvYvZv(Double_t x[3])       const { x[0]=0;x[1]=0;x[2]=0; return 1;                  }
  Double_t        OneOverPt()                 const { return 1./fPt;  }
  Double_t        Phi()                       const { return fPhi;    }
  Double_t        Theta()                     const { return 2*TMath::ATan(TMath::Exp(-fEta));         }
  Double_t        E()                         const { Double_t p=P(); return TMath::Sqrt(M()*M()+p*p); }
  Double_t        M()                         const { return fM; }
  Double_t        Eta()                       const { return fEta;    }
  Double_t        Y()                         const { return 0.5*TMath::Log((E()+Pz())/(E()-Pz()));  }
  Short_t         Charge()                    const { return (char)fQ;}
  Int_t           GetLabel()                  const { return fLabel;  }
  void            SetLabel(Int_t label)             { fLabel = label; }
  Byte_t          GetTrackType()              const { return fTrackType;}
  void            SetTrackType(Byte_t type)         { fTrackType = type;}
  Int_t           PdgCode()                   const { return 0;       }
  const Double_t *PID()                const { return 0;       }
  Int_t           GetID()                     const { return 0;       }
  UChar_t         GetITSClusterMap()          const { return 0;       }
  Int_t           GetEMCALcluster()           const { return fClusId; }
  void            SetEMCALcluster(Int_t id)         { fClusId = id;   }
  Double_t        GetEtaEmc()                 const { return GetTrackEtaOnEMCal(); }
  Double_t        GetPhiEmc()                 const { return GetTrackPhiOnEMCal(); }
  Bool_t          IsEMCAL()                   const { return fEmcal;  }
  ULong_t         GetStatus()                 const { return 0;       }
  Bool_t          GetXYZ(Double_t *v)         const { v[0]=0; v[1]=0; v[2]=0; return 0; }
  using AliVVtrack::GetXYZ;
  Double_t        GetBz()                     const { return 0;       }
  void            GetBxByBz(Double_t b[3])    const { b[0]=0;b[1]=0;b[2]=0; }
  Bool_t          GetCovarianceXYZPxPyPz(Double_t /*cv*/[21]) const { return 0; }
  AliVTrack      *GetTrack()                  const { return fOrig;   }
  void            SetTrack(AliVTrack *t)            { fOrig = t;      }
  Double_t        GetTrackPhiOnEMCal()        const { return fPhiEmc ; }
  Double_t        GetTrackEtaOnEMCal()        const { return fEtaEmc ; }
  Double_t        GetTrackPtOnEMCal()         const { return fPtEmc  ; }
  Double_t        GetTrackPOnEMCal()          const { return fPtEmc*TMath::CosH(fEtaEmc);}
  void            SetTrackPhiEtaPtOnEMCal(Double_t eta, Double_t phi, Double_t pt) { fEtaEmc = eta; fPhiEmc = phi; fPtEmc = pt;}
  void            Clear(Option_t * /*option*/ ="")  { fClusId = -1; fOrig = 0; } 
  Int_t           Compare(const TObject* obj) const;
  Bool_t          PropagateToDCA(const AliVVertex *, Double_t, Double_t, Double_t *, Double_t *) { return 0; }

  static void     GetEtaPhiDiff(const AliVTrack *t, const AliVCluster *v, Double_t &phidiff, Double_t &etadiff);
  static Byte_t   GetTrackType(const AliVTrack *t);

 protected:
  Double32_t      fPt;       //[0,0,12]   pt at vertex
  Double32_t      fEta;      //[-1,1,12]  eta at vertex
  Double32_t      fPhi;      //[0,6.3,12] phi at vertex
  Double32_t      fM;        //           mass
  Byte_t          fQ;        //           charge
  Int_t           fLabel;    //           label  
  Byte_t          fTrackType;//           0=global track; 1=w/o SPD, w/ ITS refit; 2=w/o SPD, w/o ITS refit
  Double32_t      fEtaEmc;   //[-1,1,12]  eta at emcal surface
  Double32_t      fPhiEmc;   //[0,6.3,12] phi at emcal surface
  Double32_t      fPtEmc;    //[0,0,12]   pt at emcal surface
  Bool_t          fEmcal;    //           is true if track propagated to emcal
  Short_t         fClusId;   //!          cluster id of matched cluster; -1 if not set
  AliVTrack      *fOrig;     //!          ptr to original track

  ClassDef(AliPicoTrack, 7) // Pico track class
};
#endif
Commit	Line	Data
dd233e4e	1	#ifndef AliPicoTrack_H
	2	#define AliPicoTrack_H
	3
59807387	4	// $Id$
dd233e4e	5
	6	#include "AliVTrack.h"
	7	#include <TMath.h>
b723beb6	8	class AliVCluster;
dd233e4e	9
	10	class AliPicoTrack: public AliVTrack {
	11	public:
	12	AliPicoTrack();
39799f2a	13	AliPicoTrack(Double_t pt, Double_t eta, Double_t phi, Byte_t q, Int_t label, Byte_t type,
de1c0913	14	Double_t etaemc=0, Double_t phiemc=0, Double_t ptemc=0, Bool_t ise=0, Double_t mass=0.13957);
dd233e4e	15	AliPicoTrack(const AliPicoTrack &pc);
	16	AliPicoTrack &operator=(const AliPicoTrack &pc);
	17
fb4e4852	18	Double_t Px() const { return fPt*TMath::Cos(fPhi); }
	19	Double_t Py() const { return fPt*TMath::Sin(fPhi); }
	20	Double_t Pz() const { return fPt*TMath::SinH(fEta); }
	21	Double_t Pt() const { return fPt; }
	22	Double_t P() const { return fPt*TMath::CosH(fEta); }
61ac1db0	23
fb4e4852	24	Bool_t PxPyPz(Double_t p[3]) const { p[0]=Px();p[1]=Py();p[2]=Pz(); return 1; }
	25	Bool_t GetPxPyPz(Double_t p[3]) const { p[0]=Px();p[1]=Py();p[2]=Pz(); return 1; }
	26	Double_t Xv() const { return 0.; }
	27	Double_t Yv() const { return 0.; }
	28	Double_t Zv() const { return 0.; }
	29	Bool_t XvYvZv(Double_t x[3]) const { x[0]=0;x[1]=0;x[2]=0; return 1; }
	30	Double_t OneOverPt() const { return 1./fPt; }
	31	Double_t Phi() const { return fPhi; }
	32	Double_t Theta() const { return 2*TMath::ATan(TMath::Exp(-fEta)); }
	33	Double_t E() const { Double_t p=P(); return TMath::Sqrt(M()M()+pp); }
	34	Double_t M() const { return fM; }
	35	Double_t Eta() const { return fEta; }
	36	Double_t Y() const { return 0.5*TMath::Log((E()+Pz())/(E()-Pz())); }
	37	Short_t Charge() const { return (char)fQ;}
	38	Int_t GetLabel() const { return fLabel; }
	39	void SetLabel(Int_t label) { fLabel = label; }
	40	Byte_t GetTrackType() const { return fTrackType;}
	41	void SetTrackType(Byte_t type) { fTrackType = type;}
	42	Int_t PdgCode() const { return 0; }
dd233e4e	43	const Double_t *PID() const { return 0; }
fb4e4852	44	Int_t GetID() const { return 0; }
	45	UChar_t GetITSClusterMap() const { return 0; }
	46	Int_t GetEMCALcluster() const { return fClusId; }
	47	void SetEMCALcluster(Int_t id) { fClusId = id; }
	48	Double_t GetEtaEmc() const { return GetTrackEtaOnEMCal(); }
	49	Double_t GetPhiEmc() const { return GetTrackPhiOnEMCal(); }
	50	Bool_t IsEMCAL() const { return fEmcal; }
	51	ULong_t GetStatus() const { return 0; }
	52	Bool_t GetXYZ(Double_t *v) const { v[0]=0; v[1]=0; v[2]=0; return 0; }
61ac1db0	53	using AliVVtrack::GetXYZ;
fb4e4852	54	Double_t GetBz() const { return 0; }
	55	void GetBxByBz(Double_t b[3]) const { b[0]=0;b[1]=0;b[2]=0; }
	56	Bool_t GetCovarianceXYZPxPyPz(Double_t /cv/[21]) const { return 0; }
	57	AliVTrack *GetTrack() const { return fOrig; }
	58	void SetTrack(AliVTrack *t) { fOrig = t; }
	59	Double_t GetTrackPhiOnEMCal() const { return fPhiEmc ; }
	60	Double_t GetTrackEtaOnEMCal() const { return fEtaEmc ; }
	61	Double_t GetTrackPtOnEMCal() const { return fPtEmc ; }
	62	Double_t GetTrackPOnEMCal() const { return fPtEmc*TMath::CosH(fEtaEmc);}
	63	void SetTrackPhiEtaPtOnEMCal(Double_t eta, Double_t phi, Double_t pt) { fEtaEmc = eta; fPhiEmc = phi; fPtEmc = pt;}
	64	void Clear(Option_t * /option/ ="") { fClusId = -1; fOrig = 0; }
	65	Int_t Compare(const TObject* obj) const;
	66	Bool_t PropagateToDCA(const AliVVertex , Double_t, Double_t, Double_t , Double_t *) { return 0; }
b723beb6	67
fb4e4852	68	static void GetEtaPhiDiff(const AliVTrack t, const AliVCluster v, Double_t &phidiff, Double_t &etadiff);
fb4e4852	69	static Byte_t GetTrackType(const AliVTrack *t);
dd233e4e	70
dd233e4e	71	protected:
fb4e4852	72	Double32_t fPt; //[0,0,12] pt at vertex
	73	Double32_t fEta; //[-1,1,12] eta at vertex
	74	Double32_t fPhi; //[0,6.3,12] phi at vertex
	75	Double32_t fM; // mass
	76	Byte_t fQ; // charge
	77	Int_t fLabel; // label
	78	Byte_t fTrackType;// 0=global track; 1=w/o SPD, w/ ITS refit; 2=w/o SPD, w/o ITS refit
	79	Double32_t fEtaEmc; //[-1,1,12] eta at emcal surface
	80	Double32_t fPhiEmc; //[0,6.3,12] phi at emcal surface
	81	Double32_t fPtEmc; //[0,0,12] pt at emcal surface
	82	Bool_t fEmcal; // is true if track propagated to emcal
	83	Short_t fClusId; //! cluster id of matched cluster; -1 if not set
	84	AliVTrack *fOrig; //! ptr to original track
dd233e4e	85
fb4e4852	86	ClassDef(AliPicoTrack, 7) // Pico track class
dd233e4e	87	};
dd233e4e	88	#endif