TVirtualFitter

class description - source file - inheritance tree

class TVirtualFitter : public TNamed


    public:

                     virtual ~TVirtualFitter()
            virtual Double_t Chisquare(Int_t npar, Double_t* params)
              static TClass* Class()
                virtual void Clear(Option_t* option)
               virtual Int_t ExecuteCommand(const char* command, Double_t* args, Int_t nargs)
      static TVirtualFitter* Fitter(TObject* obj, Int_t maxpar = 25)
                virtual void FixParameter(Int_t ipar)
          static const char* GetDefaultFitter() const
               virtual Int_t GetErrors(Int_t ipar, Double_t& eplus, Double_t& eminus, Double_t& eparab, Double_t& globcc)
           virtual Foption_t GetFitOption() const
      static TVirtualFitter* GetFitter()
                static Int_t GetMaxIterations()
                TMethodCall* GetMethodCall() const
            virtual TObject* GetObjectFit() const
               virtual Int_t GetParameter(Int_t ipar, char* name, Double_t& value, Double_t& verr, Double_t& vlow, Double_t& vhigh)
             static Double_t GetPrecision()
               virtual Int_t GetStats(Double_t& amin, Double_t& edm, Double_t& errdef, Int_t& nvpar, Int_t& nparx)
            virtual Double_t GetSumLog(Int_t i)
            virtual TObject* GetUserFunc()
               virtual Int_t GetXfirst() const
               virtual Int_t GetXlast() const
               virtual Int_t GetYfirst() const
               virtual Int_t GetYlast() const
               virtual Int_t GetZfirst() const
               virtual Int_t GetZlast() const
             virtual TClass* IsA() const
                virtual void PrintResults(Int_t level, Double_t amin) const
                virtual void ReleaseParameter(Int_t ipar)
                 static void SetDefaultFitter(const char* name)
                virtual void SetFCN(void (*)(Int_t&, Double_t*, Double_t&f, Double_t*, Int_t) fcn)
                virtual void SetFCN(void* fcn)
                virtual void SetFitMethod(const char* name)
                virtual void SetFitOption(Foption_t option)
                 static void SetFitter(TVirtualFitter* fitter, Int_t maxpar = 25)
                 static void SetMaxIterations(Int_t niter = 5000)
                virtual void SetObjectFit(TObject* obj)
               virtual Int_t SetParameter(Int_t ipar, const char* parname, Double_t value, Double_t verr, Double_t vlow, Double_t vhigh)
                 static void SetPrecision(Double_t prec = 1e-6)
                virtual void SetUserFunc(TObject* userfunc)
                virtual void SetXfirst(Int_t first)
                virtual void SetXlast(Int_t last)
                virtual void SetYfirst(Int_t first)
                virtual void SetYlast(Int_t last)
                virtual void SetZfirst(Int_t first)
                virtual void SetZlast(Int_t last)
                virtual void ShowMembers(TMemberInspector& insp, char* parent)
                virtual void Streamer(TBuffer& b)
                        void StreamerNVirtual(TBuffer& b)

Data Members


    protected:

                   Foption_t fOption      struct with the fit options
                       Int_t fXfirst      first bin on X axis
                       Int_t fXlast       last  bin on X axis
                       Int_t fYfirst      first bin on Y axis
                       Int_t fYlast       last  bin on Y axis
                       Int_t fZfirst      first bin on Z axis
                       Int_t fZlast       last  bin on Z axis
                    TObject* fObjectFit   pointer to object being fitted
                    TObject* fUserFunc    pointer to user theoretical function (a TF1*)
                TMethodCall* fMethodCall  Pointer to MethodCall in case of interpreted function
                       void* fFCN         
      static TVirtualFitter* fgFitter     Current fitter (default TFitter)
                static Int_t fgMaxpar     Maximum number of fit parameters for current fitter
                static Int_t fgMaxiter    Maximum number of iterations
             static Double_t fgPrecision  maximum precision
              static TString fgDefault    name of the default fitter ("Minuit","Fumili",etc)

See also

TFitter

Class Description


Last update: Fri May 14 13:32:45 2004

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