TH2D

class description - source file - inheritance tree

class TH2D : public TH2, public TArrayD


    public:

                      TH2D()
                      TH2D(const char* name, const char* title, Int_t nbinsx, Axis_t xlow, Axis_t xup, Int_t nbinsy, Axis_t ylow, Axis_t yup)
                      TH2D(const char* name, const char* title, Int_t nbinsx, const Double_t* xbins, Int_t nbinsy, Axis_t ylow, Axis_t yup)
                      TH2D(const char* name, const char* title, Int_t nbinsx, Axis_t xlow, Axis_t xup, Int_t nbinsy, const Double_t* ybins)
                      TH2D(const char* name, const char* title, Int_t nbinsx, const Double_t* xbins, Int_t nbinsy, const Double_t* ybins)
                      TH2D(const char* name, const char* title, Int_t nbinsx, const Float_t* xbins, Int_t nbinsy, const Float_t* ybins)
                      TH2D(const TMatrixD& m)
                      TH2D(const TH2D& h2d)
              virtual ~TH2D()
         virtual void AddBinContent(Int_t bin)
         virtual void AddBinContent(Int_t bin, Stat_t w)
       static TClass* Class()
         virtual void Copy(TObject& hnew) const
         virtual TH1* DrawCopy(const Option_t* option) const
       virtual Stat_t GetBinContent(Int_t bin) const
       virtual Stat_t GetBinContent(Int_t binx, Int_t biny) const
       virtual Stat_t GetBinContent(Int_t binx, Int_t biny, Int_t) const
      virtual TClass* IsA() const
                TH2D& operator=(const TH2D& h1)
         virtual void Reset(const Option_t* option)
         virtual void SetBinContent(Int_t bin, Stat_t content)
         virtual void SetBinContent(Int_t binx, Int_t biny, Stat_t content)
         virtual void SetBinContent(Int_t binx, Int_t biny, Int_t, Stat_t content)
         virtual void SetBinsLength(Int_t n = -1)
         virtual void ShowMembers(TMemberInspector& insp, char* parent)
         virtual void Streamer(TBuffer& b)
                 void StreamerNVirtual(TBuffer& b)

Data Members






See also

TProfile2D




Class Description


 Service class for 2-Dim histogram classes

  TH2C a 2-D histogram with one byte per cell (char)
  TH2S a 2-D histogram with two bytes per cell (short integer)
  TH2F a 2-D histogram with four bytes per cell (float)
  TH2D a 2-D histogram with eight bytes per cell (double)



 TH2D(): TH2()




 ~TH2D()




 TH2D(const char *name,const char *title,Int_t nbinsx,Axis_t xlow,Axis_t xup
                                     ,Int_t nbinsy,Axis_t ylow,Axis_t yup)
     :TH2(name,title,nbinsx,xlow,xup,nbinsy,ylow,yup)




 TH2D(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
                                     ,Int_t nbinsy,Axis_t ylow,Axis_t yup)
     :TH2(name,title,nbinsx,xbins,nbinsy,ylow,yup)




 TH2D(const char *name,const char *title,Int_t nbinsx,Axis_t xlow,Axis_t xup
                                     ,Int_t nbinsy,const Double_t *ybins)
     :TH2(name,title,nbinsx,xlow,xup,nbinsy,ybins)




 TH2D(const char *name,const char *title,Int_t nbinsx,const Double_t *xbins
                                             ,Int_t nbinsy,const Double_t *ybins)
     :TH2(name,title,nbinsx,xbins,nbinsy,ybins)




 TH2D(const char *name,const char *title,Int_t nbinsx,const Float_t *xbins
                                             ,Int_t nbinsy,const Float_t *ybins)
     :TH2(name,title,nbinsx,xbins,nbinsy,ybins)




 TH2D(const TMatrixD &m)
     :TH2("TMatrixD","",m.GetNcols(),m.GetColLwb(),1+m.GetColUpb(),m.GetNrows(),m.GetRowLwb(),1+m.GetRowUpb())




 TH2D(const TH2D &h2d) : TH2(), TArrayD()




void Copy(TObject &newth2) const




TH1* DrawCopy(Option_t *option) const




Stat_t GetBinContent(Int_t bin) const




void Reset(Option_t *option)



*-*-*-*-*-*-*-*Reset this histogram: contents, errors, etc*-*-*-*-*-*-*-*
*-*            ===========================================


void SetBinContent(Int_t bin, Stat_t content)



 Set bin content


void SetBinsLength(Int_t n)



 Set total number of bins including under/overflow
 Reallocate bin contents array


void Streamer(TBuffer &R__b)



 Stream an object of class TH2D.






Inline Functions




               void AddBinContent(Int_t bin)
               void AddBinContent(Int_t bin, Stat_t w)
             Stat_t GetBinContent(Int_t binx, Int_t biny) const
             Stat_t GetBinContent(Int_t binx, Int_t biny, Int_t) const
               void SetBinContent(Int_t binx, Int_t biny, Stat_t content)
               void SetBinContent(Int_t binx, Int_t biny, Int_t, Stat_t content)
              TH2D& operator=(const TH2D& h1)
            TClass* Class()
            TClass* IsA() const
               void ShowMembers(TMemberInspector& insp, char* parent)
               void StreamerNVirtual(TBuffer& b)







Author: Rene Brun 26/12/94

Last update: root/hist:$Name:  $:$Id: TH2.cxx,v 1.43 2003/05/10 15:52:01 brun Exp $

Copyright  (C) 1995-2000, Rene Brun and Fons Rademakers.               *









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