Line data    Source code

       1             : #ifndef ALITRDTRACKLETGTU_H
       2             : #define ALITRDTRACKLETGTU_H
       3             : /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
       4             :  * See cxx source for full Copyright notice                               */
       5             : 
       6             : /* $Id: AliTRDtrackletGTU.h 27496 2008-07-22 08:35:45Z cblume $ */
       7             : 
       8             : // --------------------------------------------------------
       9             : //
      10             : // GTU tracklet
      11             : //
      12             : //
      13             : // --------------------------------------------------------
      14             : 
      15             : #include "AliTRDtrackletBase.h"
      16             : #include "AliESDTrdTracklet.h"
      17             : #include "AliTRDgtuParam.h"
      18             : #include "AliLog.h"
      19             : 
      20             : class AliTRDtrackletGTU : public AliTRDtrackletBase {
      21             :  public:
      22             :   AliTRDtrackletGTU();
      23             :   AliTRDtrackletGTU(AliTRDtrackletBase *tracklet);
      24             :   AliTRDtrackletGTU(AliESDTrdTracklet *tracklet);
      25             :   AliTRDtrackletGTU(const AliTRDtrackletGTU& trk);
      26             : 
      27             :   ~AliTRDtrackletGTU();
      28             : 
      29             :   AliTRDtrackletGTU& operator=(const AliTRDtrackletGTU &rhs);
      30             : 
      31             :   // ----- Getters for information from the tracklet word -----
      32        4904 :   Int_t GetYbin() const { return fTrackletESD ? fTrackletESD->GetBinY() : fTracklet->GetYbin(); }
      33        2880 :   Int_t GetdY() const { return fTrackletESD ? fTrackletESD->GetBinDy() : fTracklet->GetdY(); }
      34       10080 :   Int_t GetZbin() const { return fTrackletESD ? fTrackletESD->GetBinZ() : fTracklet->GetZbin(); }
      35         292 :   Int_t GetPID() const { return fTrackletESD ? fTrackletESD->GetPID() : ((Int_t) (256 * fTracklet->GetPID())); }
      36           0 :   Double_t GetPID(Int_t is) const { return fTracklet ? fTracklet->GetPID(is) : 0.; }
      37             : 
      38             :   // ----- Getters for calculated properties -----
      39       15640 :   Int_t GetYProj() const { return fYProj; }
      40        3504 :   Int_t GetAlpha() const { return fAlpha; }
      41         438 :   Int_t GetYPrime() const { return fYPrime; }
      42             :   Int_t GetSubChannel(Int_t zch) const;
      43             : 
      44             :   // ----- Getters for offline corresponding values -----
      45           0 :   Bool_t CookPID() { return kFALSE; }
      46        1440 :   Int_t GetHCId() const { return fTrackletESD ? fTrackletESD->GetHCId() : fTracklet->GetHCId(); }
      47        3816 :   Int_t GetDetector() const { return fTrackletESD ? fTrackletESD->GetDetector() : fTracklet->GetDetector(); }
      48         248 :   Int_t GetIndex() const { return fIndex; }
      49             : 
      50           0 :   Float_t GetdYdX() const { return (GetdY() * 140e-4 / 3.); }
      51           0 :   Float_t GetX() const { return 0; }
      52           0 :   Float_t GetY() const { return (GetYbin() * 160e-4); }
      53           0 :   Float_t GetZ() const { return 0; }
      54             : 
      55           0 :   AliTRDtrackletBase* GetTracklet() const { return fTracklet; }
      56         146 :   AliESDTrdTracklet* GetTrackletESD() const { return fTrackletESD; }
      57           0 :   UInt_t GetTrackletWord() const { return fTrackletESD ? fTrackletESD->GetTrackletWord() : fTracklet->GetTrackletWord(); }
      58           0 :   Int_t GetMCMtrackletIndex() const { return fMCMtrackletIndex; }
      59         720 :   void  SetMCMtrackletIndex(Int_t val) { fMCMtrackletIndex=val; }
      60             : 
      61           0 :   Int_t GetSide() const { return GetYbin() < 0 ? 0 : 1; }
      62             : 
      63             :   Int_t GetLabel() const; // { return fLabel; }
      64             : 
      65             :   // ----- Setters -----
      66         720 :   void SetAlpha(Int_t alpha) { fAlpha = alpha; }
      67         720 :   void SetYProj(Int_t yproj) { fYProj = yproj; }
      68         720 :   void SetYPrime(Int_t yprime) { fYPrime = yprime; }
      69             : 
      70             :   void SetSubChannel(Int_t zch, Int_t subch);
      71           0 :   void SetDetector(Int_t /* id */ ) { AliError("Cannot change base tracklet"); }
      72         720 :   void SetIndex(Int_t idx) { fIndex = idx; }
      73             : 
      74           0 :   void RemoveTracklet() { fTracklet = fgkDummyTracklet; }
      75             : 
      76             :  protected:
      77             :   AliTRDgtuParam *fGtuParam;     //!
      78             :   AliTRDtrackletBase *fTracklet;    //! pointer to the underlying tracklet
      79             :   AliESDTrdTracklet  *fTrackletESD; //! pointer to the underlying ESD tracklet
      80             : 
      81             :   Int_t fMCMtrackletIndex;      // Index number of the original tracklet in the TrackletTree
      82             : 
      83             :   Int_t  fSubChannel[AliTRDgtuParam::fgkNZChannels]; // z-channel assignments
      84             :   Bool_t fAssignedZ;            // tracklet assigned to a Z-channel
      85             : 
      86             :   Int_t fAlpha;                 // calculated value for alpha
      87             :   Int_t fYProj;                 // calculated value for y_proj
      88             :   Int_t fYPrime;                // calculated value for y'
      89             :   Int_t fIndex;                 // index of tracklet in the sequence after the input units
      90             : 
      91             :   static AliTRDtrackletBase* fgkDummyTracklet; // dummy tracklet, used in case no tracklet is given
      92             : 
      93             :  private:
      94             : 
      95         772 :   ClassDef(AliTRDtrackletGTU, 1);
      96             : };
      97             : 
      98             : #endif