Re: Bug in TGraph::Draw("B")

From: Rene Brun (Rene.Brun@cern.ch)
Date: Sat Mar 04 2000 - 16:00:51 MET


Hi Anton,
Thanks for reporting with clipping problem with the option "bar"
I have introduced the fix in my development version.
Note that a TGraph object is always clipped at the frame boundary.
You do not need to set the kClipFrame bit.

Rene Brun

On Sat, 4 Mar 2000, Anton Fokin wrote:

> Hi!
> 
> There is a clipping bug in TGraph painted with Bar option. Run a macro below
> and try to zoom X or Y.
> 
> Note that kClipFrame is forced to be kTRUE and it works fine with "L"
> option.
> 
> {
>    gROOT->Reset();
> 
>    TH2F   *Hist  = new TH2F("mumu","mumu",100,0,100,100,0,100);
>    Hist->Draw();
> 
>    TGraph *Graph = new TGraph();
>    Graph->SetBit(TGraph::kClipFrame,kTRUE);
> 
>    for(Int_t i=0;i<100;i++)
>      Graph->SetPoint(i,i,i);
> 
>    Graph->SetFillColor(kBlue);
>    Graph->Draw("B");
> }
> 
> Best regards,
> Anton
> 



This archive was generated by hypermail 2b29 : Tue Jan 02 2001 - 11:50:20 MET