STEER/AliTrackResidualsChi2.h

   1 #ifndef ALITRACKRESIDUALSCHI2_H
   2 #define ALITRACKRESIDUALSCHI2_H
   3
   4 //************************************************************************
   5 // AliTrackResidualsChi2: derived class (from AliTrackResiduals) which   *
   6 // implements a MINUIT minimization of the track residuals chi2.         *
   7 //                                                                       *
   8 //                                                                       *
   9 //************************************************************************
  10
  11 #include "AliAlignObj.h"
  12 #include "AliTrackResiduals.h"
  13
  14 class AliTrackResidualsChi2 : public AliTrackResiduals {
  15
  16  public:
  17   AliTrackResidualsChi2():AliTrackResiduals() { }
  18   AliTrackResidualsChi2(Int_t ntracks):AliTrackResiduals(ntracks) { }
  19   AliTrackResidualsChi2(const AliTrackResidualsChi2 &res):AliTrackResiduals(res) { }
  20   AliTrackResidualsChi2& operator= (const AliTrackResidualsChi2& res) { ((AliTrackResiduals *)this)->operator=(res); return *this; }
  21   virtual ~AliTrackResidualsChi2() { }
  22
  23   Bool_t Minimize();
  24
  25   void   Chi2(Int_t & /* npar */, Double_t * /* gin */, Double_t &f, Double_t *par, Int_t /* iflag */);
  26
  27  protected:
  28
  29   ClassDef(AliTrackResidualsChi2,1)
  30
  31 };
  32
  33 #endif