TGraph2DErrors

class TGraph2DErrors : public TGraph2D

    public:

                       TGraph2DErrors()
                       TGraph2DErrors(Int_t n)
                       TGraph2DErrors(Int_t n, Double_t* x, Double_t* y, Double_t* z, Double_t* ex = 0, Double_t* ey = 0, Double_t* ez = 0, Option_t* option = "")
                       TGraph2DErrors(const TGraph2DErrors&)
               virtual ~TGraph2DErrors()
        static TClass* Class()
      virtual Double_t GetErrorX(Int_t bin) const
      virtual Double_t GetErrorY(Int_t bin) const
      virtual Double_t GetErrorZ(Int_t bin) const
             Double_t* GetEX() const
             Double_t* GetEY() const
             Double_t* GetEZ() const
       virtual TClass* IsA() const
       TGraph2DErrors& operator=(const TGraph2DErrors&)
          virtual void SetPoint(Int_t i, Double_t x, Double_t y, Double_t z)
          virtual void SetPointError(Int_t i, Double_t ex, Double_t ey, Double_t ez)
          virtual void ShowMembers(TMemberInspector& insp, char* parent)
          virtual void Streamer(TBuffer& b)
                  void StreamerNVirtual(TBuffer& b)

Data Members

    protected:

      Double_t* fEX  [fNpoints] array of X errors
      Double_t* fEY  [fNpoints] array of Y errors
      Double_t* fEZ  [fNpoints] array of Z errors

Class Description

   A TGraph2DErrors is a TGraph2D with errors.

 TGraph2DErrors default constructor

 TGraph2DErrors normal constructor
 the arrays are preset to zero

 TGraph2DErrors constructor with doubles vectors as input.

 TGraph2DErrors destructor.

 This function is called by Graph2DFitChisquare.
 It returns the error along X at point i.

 This function is called by Graph2DFitChisquare.
 It returns the error along X at point i.

 This function is called by Graph2DFitChisquare.
 It returns the error along X at point i.

 Set x, y and z values for point number i

 Set ex, ey and ez values for point number i

 Stream an object of class TGraphErrors.

Inline Functions

              Double_t* GetEX() const
              Double_t* GetEY() const
              Double_t* GetEZ() const
                TClass* Class()
                TClass* IsA() const
                   void ShowMembers(TMemberInspector& insp, char* parent)
                   void StreamerNVirtual(TBuffer& b)
         TGraph2DErrors TGraph2DErrors(const TGraph2DErrors&)
        TGraph2DErrors& operator=(const TGraph2DErrors&)