TRD/AliTRDtrackletOflHelper.h

   1 #ifndef ALITRDTRACKLETOFLHELPER_H
   2 #define ALITRDTRACKLETOFLHELPER_H
   3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   4 * See cxx source for full Copyright notice                               */
   5
   6 /* $Id: AliTRDtrackletOflHelper.h 45666 2010-11-24 17:00:44Z cblume $ */
   7
   8 ////////////////////////////////////////////////////////////////////////////
   9 //                                                                        //
  10 // \class AliTRDtrackletOflHelper                                         //
  11 // \brief The TRD offline tracklet helper class                           //
  12 // \author Alexandru Bercuci                                              //
  13 //                                                                        //
  14 ////////////////////////////////////////////////////////////////////////////
  15
  16 #ifndef ROOT_TObject
  17 #include "TObject.h"
  18 #endif
  19
  20 #ifndef ALITRDTRACKERV1_H
  21 #include "AliTRDtrackerV1.h"
  22 #endif
  23
  24 class TVirtualPad;
  25 class TObjArray;
  26 class AliTRDpadPlane;
  27 class AliTRDtrackletOflHelper:public TObject
  28 {
  29 public:
  30   enum ETRDtrackletOflHelper{
  31     kNcls     = 200
  32    ,kNormal   = 0
  33    ,kDeltaRay = 1
  34    ,kSecond   = 2
  35    ,kElephant = 3
  36    ,kUnknown  = 4
  37   };
  38   AliTRDtrackletOflHelper();
  39   AliTRDtrackletOflHelper(const AliTRDtrackletOflHelper &ref);
  40   AliTRDtrackletOflHelper& operator=(const AliTRDtrackletOflHelper &rhs);
  41   virtual ~AliTRDtrackletOflHelper();
  42
  43   Int_t         ClassifyTopology();
  44   Int_t         Expand(TObjArray *cls, Int_t *mark=NULL, Int_t groupId=-1);
  45   static void   FindSolidCls(Bool_t *mark, Int_t *q);
  46   static Bool_t Fit(Int_t n, Double_t *dx, Double_t *dy, Double_t *s2, Double_t *par, Double_t sCut=1.5, Double_t *cov=NULL);
  47   Bool_t        Fit(Double_t *par, Double_t sCut=1.5) const;
  48   Bool_t        FitPSR(Double_t dy[200], Bool_t useSolid=kFALSE);
  49   TObjArray*    GetClusters() const {return fClusters;};
  50   void          GetColSignals(Int_t col, Int_t adc[32], Bool_t mainRow=kTRUE) const;
  51   Int_t         GetColSpread() const {return fCol[1]-fCol[0]+1;}
  52   Int_t         GetColStart() const {return fCol[0];}
  53   Int_t         GetColStop() const {return fCol[1];}
  54   Double_t      GetQ() const;
  55   Int_t         GetRow() const {return fRow;}
  56   Int_t         GetRMS(Double_t &r, Double_t &m, Double_t &s, Double_t xm) const;
  57   Double_t      GetSyMean() const;
  58   Int_t         GetTbStart() const {return fTBrange[0];}
  59   Int_t         GetTbStop() const {return fTBrange[1];}
  60   Int_t         Init(AliTRDpadPlane *p, TObjArray *cls, Int_t *mark=NULL, Int_t groupId=-1);
  61   static Int_t  Segmentation(Int_t n, Double_t *x, Double_t *y, Int_t *Index);
  62   void          SetTbRange(Float_t t0, Float_t vd);
  63   void          View(TVirtualPad *pad=NULL);
  64
  65 protected:
  66 private:
  67   static AliTRDtrackerV1::AliTRDLeastSquare& Fitter();
  68
  69   Int_t                              fCol[2];     //! pad col start/stop
  70   Int_t                              fRow;        //! main pad row
  71   Int_t                              fTBrange[2]; //! start/stop time bin (t0, vd)
  72   TObjArray                          *fClusters;  // cluster array
  73   AliTRDpadPlane                     *fPadPlane;  //! pad plane for detector
  74
  75   ClassDef(AliTRDtrackletOflHelper, 1)            // Offline tracklet helper
  76 };
  77
  78 #endif