TRD/AliTRDtrackV1.h

   1 #ifndef ALITRDTRACKV1_H
   2 #define ALITRDTRACKV1_H
   3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
   4  * See cxx source for full Copyright notice                               */
   5
   6 /* $Id$ */
   7
   8 ///////////////////////////////////////////////////////////////////////////////
   9 //                                                                           //
  10 //  Represents a reconstructed TRD track                                     //
  11 //                                                                           //
  12 ///////////////////////////////////////////////////////////////////////////////
  13
  14 #ifndef ALITRDTRACK_H
  15 #include "AliTRDtrack.h"
  16 #endif
  17
  18 class AliTRDseedV1;
  19 class AliESDtrack;
  20
  21 class AliTRDtrackV1 : public AliTRDtrack
  22 {
  23
  24  public:
  25         AliTRDtrackV1();
  26         AliTRDtrackV1(AliTRDseedV1 *trklts, const Double_t p[5], const Double_t cov[15], Double_t x, Double_t alpha);
  27         AliTRDtrackV1(const AliESDtrack &ref);
  28         AliTRDtrackV1(const AliTRDtrackV1 &ref);
  29         AliTRDtrackV1 &operator=(const AliTRDtrackV1 &ref) { *(new(this) AliTRDtrackV1(ref));
  30                                                              return *this; }
  31
  32         Bool_t         CookPID();
  33         Float_t        GetMomentum(Int_t plane) const;
  34         inline Int_t   GetNumberOfClusters() const;
  35         Double_t       GetPredictedChi2(const AliTRDseedV1 *tracklet) const;
  36         Double_t       GetPredictedChi2(const AliCluster* /*c*/) const                   { return 0.0; }
  37         const AliTRDseedV1* GetTracklet(Int_t plane) const {return plane >=0 && plane <6 ? &fTracklet[plane] : 0x0;}
  38         Int_t*         GetTrackletIndexes() {return &fTrackletIndex[0];}
  39
  40         Bool_t         IsOwner() const;
  41
  42         void           SetOwner(Bool_t own = kTRUE);
  43         void           SetTracklet(AliTRDseedV1 *trklt, Int_t plane, Int_t index);
  44         Bool_t         Update(AliTRDseedV1 *tracklet, Double_t chi2);
  45         Bool_t         Update(const AliTRDcluster*, Double_t, Int_t, Double_t) { return kFALSE; };
  46         Bool_t         Update(const AliCluster *, Double_t, Int_t)             { return kFALSE; };
  47         void           UpdateESDtrack(AliESDtrack *t);
  48
  49  protected:
  50         AliTRDrecoParam *fRecoParam;       // reconstruction parameters
  51
  52         ClassDef(AliTRDtrackV1, 1)         // development TRD track
  53
  54 };
  55
  56 //___________________________________________________________
  57 inline Int_t AliTRDtrackV1::GetNumberOfClusters() const
  58 {
  59 /*      Int_t ntrklts = GetNumberOfTracklets();
  60         printf("AliTRDtrackV1::GetNumberOfClusters() %d\n", ntrklts);
  61         return ntrklts;*/
  62         Int_t ncls = 0;
  63         for(int ip=0; ip<6; ip++)
  64                 if(fTrackletIndex[ip] >= 0) ncls+=fTracklet[ip].GetN();
  65
  66         return ncls;
  67 }
  68
  69 // //___________________________________________________________
  70 // inline Int_t AliTRDtrackV1::GetNumberOfTracklets() const
  71 // {
  72 //      Int_t ntrklt = 0;
  73 //      for(int ip=0; ip<6; ip++) if(fTrackletIndex[ip] >= 0) ntrklt++;
  74 //      return ntrklt;
  75 // }
  76
  77 #endif
  78
  79