Line data    Source code

       1             : #ifndef ALIESDKINK_H
       2             : #define ALIESDKINK_H
       3             : 
       4             : /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
       5             :  * See cxx source for full Copyright notice                               */
       6             : 
       7             : /* $Id$ */
       8             : 
       9             : //-------------------------------------------------------------------------
      10             : //                          ESD V0 Vertex Class
      11             : //          This class is part of the Event Summary Data set of classes
      12             : //    Origin: Marian Ivanov marian.ivanov@cern.ch
      13             : //-------------------------------------------------------------------------
      14             : 
      15             : #include <TObject.h>
      16             : #include "AliExternalTrackParam.h"
      17             : #include <TPDGCode.h>
      18             : 
      19             : class AliESDtrack;
      20             : 
      21        2196 : class AliESDkink : public TObject {
      22             : public:
      23             :   AliESDkink();             //constructor
      24             :   AliESDkink(const AliESDkink &source);             //constructor
      25             :   AliESDkink& operator=(const AliESDkink &source);
      26             :   virtual void Copy(TObject &obj) const;
      27             :   //
      28           8 :   void SetID(Short_t id){fID=id;}
      29           0 :   Short_t GetID(){return fID;}
      30             :   void SetMother(const AliExternalTrackParam & pmother); 
      31             :   void SetDaughter(const AliExternalTrackParam & pdaughter);
      32             :   Double_t GetTPCDensityFactor() const;
      33             :   Float_t GetQt() const;    
      34             :   //
      35       11120 :   Double_t GetR() const {return fRr;}
      36          32 :   Double_t GetDistance() const {return fDist2;}
      37        2600 :   UChar_t   GetTPCRow0() const {return fRow0;}
      38        5776 :   Double_t GetAngle(Int_t i) const {return fAngle[i];}
      39          72 :   const Double_t *GetPosition() const   {return fXr;}
      40          48 :   const Double_t *GetMotherP()  const   {return fPm;}
      41          16 :   const Double_t *GetDaughterP()  const {return fPdr;}
      42          24 :   void SetTPCRow0(Int_t row0){fRow0 = row0;}
      43          48 :   Int_t GetLabel(Int_t i) const {return fLab[i];}
      44          64 :   void SetLabel(Int_t label, Int_t pos) {fLab[pos]=label;}
      45           0 :   Int_t GetIndex(Int_t i) const {return fIndex[i];}
      46          80 :   void SetIndex(Int_t index, Int_t pos){fIndex[pos]=index;}
      47          24 :   void SetStatus(Char_t status, Int_t pos){fStatus[pos]=status;}
      48           0 :   Char_t GetStatus(Int_t pos) const {return fStatus[pos];}
      49          48 :   void SetTPCncls(UChar_t ncls,Int_t pos) {fTPCncls[pos]=ncls;}
      50           0 :   const UChar_t *GetTPCncls() const {return fTPCncls;} 
      51          96 :   void  SetTPCDensity(Float_t dens, Int_t pos0,Int_t pos1){fTPCdensity[pos0][pos1]=dens;}
      52           0 :   Double_t GetTPCDensity(Int_t pos0,Int_t pos1) const {return fTPCdensity[pos0][pos1];}
      53           0 :   Double_t GetShapeFactor() const {return fShapeFactor;}
      54           0 :   void    SetShapeFactor(Float_t factor){fShapeFactor = factor;}
      55           0 :   void  SetMultiple(UChar_t mult,Int_t pos){fMultiple[pos]=mult;}
      56           0 :   const UChar_t * GetMultiple() const {return fMultiple;}
      57             :   //  
      58           0 :   const AliExternalTrackParam& RefParamDaughter() {return fParamDaughter;}
      59           0 :   const AliExternalTrackParam& RefParamMother()   {return fParamMother;}
      60             :  protected:
      61             : 
      62             :   AliExternalTrackParam fParamDaughter;
      63             :   AliExternalTrackParam fParamMother;
      64             : 
      65             :   Double32_t       fDist1;    //info about closest distance according closest MC - linear DCA
      66             :   Double32_t       fDist2;    //info about closest distance parabolic DCA
      67             :   //
      68             :   Double32_t       fPdr[3];    //momentum at vertex daughter  - according approx at DCA
      69             :   Double32_t       fXr[3];     //rec. position according helix
      70             :   //
      71             :   Double32_t       fPm[3];    //momentum at the vertex mother
      72             :   Double32_t       fRr;       // rec position of the vertex 
      73             : 
      74             :   Double32_t       fShapeFactor;       // tpc clusters shape factor
      75             :   Double32_t       fTPCdensity[2][2];  //[0,1,16]tpc cluster density before and after kink
      76             :   Double32_t       fAngle[3]; //[-2*pi,2*pi,16]three angles
      77             : 
      78             :   Int_t            fLab[2];   //MC label of the partecle
      79             :   Int_t            fIndex[2]; //reconstructed labels of the tracks
      80             : 
      81             :   Short_t          fID;       // kink ID
      82             : 
      83             :   UChar_t          fRow0;              // critical pad row number
      84             :   UChar_t          fMultiple[2];       //how many times the track's were used
      85             :   UChar_t          fTPCncls[2];     //number of clusters for mother particle
      86             : 
      87             :   Char_t           fStatus[12];       //status of kink - first 4 mother (ITS,TPC,TRD,TOF)  other daughter
      88             : 
      89             : 
      90         180 :   ClassDef(AliESDkink, 5)      // ESD V0 vertex
      91             : };
      92             : 
      93             : #endif
      94             : 
      95             :