[u/mrichter/AliRoot.git] / PWG3 / AliAODRecoDecayHF3Prong.h

#ifndef ALIAODRECODECAYHF3PRONG_H
#define ALIAODRECODECAYHF3PRONG_H
/* Copyright(c) 1998-2006, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

//***********************************************************
// Class AliAODRecoDecayHF3Prong
// base class for AOD reconstructed 3-prong heavy-flavour decays
// (D+->Kpipi, Ds->KKpi ...)
// Author: E.Bruna bruna@to.infn.it, F.Prino prino@to.infn.it
//***********************************************************

#include "AliAODRecoDecay.h"
#include "AliAODRecoDecayHF.h"

class AliAODRecoDecayHF3Prong : public AliAODRecoDecayHF {

 public:

  AliAODRecoDecayHF3Prong();
   AliAODRecoDecayHF3Prong(AliAODVertex *vtx2,
			   Double_t *px,Double_t *py,Double_t *pz,
			   Double_t *d0,Double_t *d0err,
			   Double_t *dca, Double_t sigvert,
			   Double_t dist12,Double_t dist23,Short_t charge);
   AliAODRecoDecayHF3Prong(AliAODVertex *vtx2,
			   Double_t *d0,Double_t *d0err,
			   Double_t *dca, Double_t sigvert,
			   Double_t dist12,Double_t dist23, Short_t charge);

  AliAODRecoDecayHF3Prong(const AliAODRecoDecayHF3Prong& source);
  AliAODRecoDecayHF3Prong& operator=(const AliAODRecoDecayHF3Prong& source); 

  virtual ~AliAODRecoDecayHF3Prong() {}  
 
  void GetDCAs(Float_t dca[3]) const 
    {for(Int_t i=0;i<3;i++) dca[i]=GetDCA(i);}
  Double_t GetSigmaVert() const { return fSigmaVert; }
  Double_t GetDist12toPrim() const { return fDist12toPrim; }
  Double_t GetDist23toPrim() const { return fDist23toPrim; }


  // D+->Kpipi
  Double_t EDplus() const {return E(411);} 
  Double_t YDplus() const {return Y(411);} 
  Double_t CtDplus() const {return Ct(411);} 
  Double_t CtDplus(Double_t point[3]) const {return AliAODRecoDecay::Ct(411,point);}
  Double_t CtDplus(AliAODVertex *vtx1) const {return AliAODRecoDecay::Ct(411,vtx1);}
  Double_t InvMassDplus() const {UInt_t pdg[3]={211,321,211};return InvMass(3,pdg);}
  Bool_t   SelectDplus(const Double_t* cuts) const;

  // Ds+->KKpi
  Double_t EDs() const {return E(431);} 
  Double_t YDs() const {return Y(431);} 
  Double_t CtDs() const {return Ct(431);} 
  Double_t CtDs(Double_t point[3]) const {return AliAODRecoDecay::Ct(431,point);}
  Double_t CtDs(AliAODVertex *vtx1) const {return AliAODRecoDecay::Ct(431,vtx1);}
  Double_t InvMassDsKKpi() const {UInt_t pdg[3]={321,321,211};return InvMass(3,pdg);}
  Double_t InvMassDspiKK() const {UInt_t pdg[3]={211,321,321};return InvMass(3,pdg);}
  Bool_t   SelectDs(const Double_t* cuts,Int_t &okDsKKpi,Int_t &okDspiKK) 
    const; // only mass cut

  // Lambdac+->pKpi
  Double_t ELc() const {return E(4122);} 
  Double_t YLc() const {return Y(4122);} 
  Double_t CtLc() const {return Ct(4122);} 
  Double_t CtLc(Double_t point[3]) const {return AliAODRecoDecay::Ct(4122,point);}
  Double_t CtLc(AliAODVertex *vtx1) const {return AliAODRecoDecay::Ct(4122,vtx1);}
  Double_t InvMassLcpKpi() const {UInt_t pdg[3]={2212,321,211};return InvMass(3,pdg);}
  Double_t InvMassLcpiKp() const {UInt_t pdg[3]={211,321,2212};return InvMass(3,pdg);}
  Bool_t   SelectLc(const Double_t* cuts,Int_t &okLcpKpi,Int_t &okLcpiKp) 
    const;// only mass cut

 private:

  Double_t fSigmaVert; // track dispersion around the secondary vertex
  Double_t fDist12toPrim; //distance prim vert - 2 opposite sign track vertex 
  Double_t fDist23toPrim; //distance prim vert - 2 opposite sign track vertex


  ClassDef(AliAODRecoDecayHF3Prong,1)  // base class for AOD reconstructed 
                                       // heavy-flavour 3-prong decays
};

#endif
Commit	Line	Data
3244eeed	1	#ifndef ALIAODRECODECAYHF3PRONG_H
	2	#define ALIAODRECODECAYHF3PRONG_H
	3	/* Copyright(c) 1998-2006, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6	//***********************************************************
	7	// Class AliAODRecoDecayHF3Prong
	8	// base class for AOD reconstructed 3-prong heavy-flavour decays
	9	// (D+->Kpipi, Ds->KKpi ...)
	10	// Author: E.Bruna bruna@to.infn.it, F.Prino prino@to.infn.it
	11	//***********************************************************
	12
	13	#include "AliAODRecoDecay.h"
	14	#include "AliAODRecoDecayHF.h"
	15
	16	class AliAODRecoDecayHF3Prong : public AliAODRecoDecayHF {
	17
	18	public:
	19
	20	AliAODRecoDecayHF3Prong();
	21	AliAODRecoDecayHF3Prong(AliAODVertex *vtx2,
	22	Double_t px,Double_t py,Double_t *pz,
	23	Double_t d0,Double_t d0err,
	24	Double_t *dca, Double_t sigvert,
	25	Double_t dist12,Double_t dist23,Short_t charge);
	26	AliAODRecoDecayHF3Prong(AliAODVertex *vtx2,
	27	Double_t d0,Double_t d0err,
	28	Double_t *dca, Double_t sigvert,
	29	Double_t dist12,Double_t dist23, Short_t charge);
	30
	31	AliAODRecoDecayHF3Prong(const AliAODRecoDecayHF3Prong& source);
	32	AliAODRecoDecayHF3Prong& operator=(const AliAODRecoDecayHF3Prong& source);
	33
	34	virtual ~AliAODRecoDecayHF3Prong() {}
	35
	36	void GetDCAs(Float_t dca[3]) const
	37	{for(Int_t i=0;i<3;i++) dca[i]=GetDCA(i);}
778cb231	38	Double_t GetSigmaVert() const { return fSigmaVert; }
	39	Double_t GetDist12toPrim() const { return fDist12toPrim; }
	40	Double_t GetDist23toPrim() const { return fDist23toPrim; }
3244eeed	41
	42
	43	// D+->Kpipi
	44	Double_t EDplus() const {return E(411);}
	45	Double_t YDplus() const {return Y(411);}
	46	Double_t CtDplus() const {return Ct(411);}
	47	Double_t CtDplus(Double_t point[3]) const {return AliAODRecoDecay::Ct(411,point);}
	48	Double_t CtDplus(AliAODVertex *vtx1) const {return AliAODRecoDecay::Ct(411,vtx1);}
	49	Double_t InvMassDplus() const {UInt_t pdg[3]={211,321,211};return InvMass(3,pdg);}
	50	Bool_t SelectDplus(const Double_t* cuts) const;
	51
79250a2b	52	// Ds+->KKpi
3244eeed	53	Double_t EDs() const {return E(431);}
	54	Double_t YDs() const {return Y(431);}
	55	Double_t CtDs() const {return Ct(431);}
	56	Double_t CtDs(Double_t point[3]) const {return AliAODRecoDecay::Ct(431,point);}
	57	Double_t CtDs(AliAODVertex *vtx1) const {return AliAODRecoDecay::Ct(431,vtx1);}
	58	Double_t InvMassDsKKpi() const {UInt_t pdg[3]={321,321,211};return InvMass(3,pdg);}
	59	Double_t InvMassDspiKK() const {UInt_t pdg[3]={211,321,321};return InvMass(3,pdg);}
	60	Bool_t SelectDs(const Double_t* cuts,Int_t &okDsKKpi,Int_t &okDspiKK)
79250a2b	61	const; // only mass cut
	62
	63	// Lambdac+->pKpi
	64	Double_t ELc() const {return E(4122);}
	65	Double_t YLc() const {return Y(4122);}
	66	Double_t CtLc() const {return Ct(4122);}
	67	Double_t CtLc(Double_t point[3]) const {return AliAODRecoDecay::Ct(4122,point);}
	68	Double_t CtLc(AliAODVertex *vtx1) const {return AliAODRecoDecay::Ct(4122,vtx1);}
	69	Double_t InvMassLcpKpi() const {UInt_t pdg[3]={2212,321,211};return InvMass(3,pdg);}
	70	Double_t InvMassLcpiKp() const {UInt_t pdg[3]={211,321,2212};return InvMass(3,pdg);}
	71	Bool_t SelectLc(const Double_t* cuts,Int_t &okLcpKpi,Int_t &okLcpiKp)
	72	const;// only mass cut
3244eeed	73
	74	private:
	75
	76	Double_t fSigmaVert; // track dispersion around the secondary vertex
	77	Double_t fDist12toPrim; //distance prim vert - 2 opposite sign track vertex
	78	Double_t fDist23toPrim; //distance prim vert - 2 opposite sign track vertex
	79
	80
	81
	82	ClassDef(AliAODRecoDecayHF3Prong,1) // base class for AOD reconstructed
	83	// heavy-flavour 3-prong decays
	84	};
	85
	86	#endif