Exp11 is a histogram TH1F
root [181] Exp11->SetDrawOption("hist e")
root [182] Exp11->Draw()
root [183] Exp11->GetDrawOption()
(const Option_t* 0x5b542c)""
Histogam draws without option "hist e"
==============================================================
Dmitry A. Shtol (SND group)
Budker Institute of Nuclear Physics
On Fri, 30 Apr 2004, Rene Brun wrote something very interesting:
> Dmitry,
>
> I cannot reproduce this problem. Please give more details
>
> Rene Brun
>
> "Dmitry A. Shtol" wrote:
> >
> > This histogram is not from disk file. It is generated in root as the result
> > of processing of TTree.
> >
> > ==============================================================
> > Dmitry A. Shtol (SND group)
> > Budker Institute of Nuclear Physics
> >
> > On Thu, 29 Apr 2004, Rene Brun wrote something very interesting:
> >
> > > Hi Dmitry,
> > >
> > > I suspect that you click in the browser pane on myhist;1. This is the version
> > > that is always taken from the disk file. So calling SetDrawoption will have no
> > > effect. You have to import the object in memory and set the option on this
> > > object.
> > > It is a bit tricky to do this from the browser: click on "myhist;1" first,
> > > then go the left pane, double click on "ROOT files" and again on the file name,
> > > Then select SetDrawOption on the object "myhist" and not "myhist;1
> > > You can do it also from the command line.
> > >
> > > Rene Brun
> > >
> > >
> > > "Dmitry A. Shtol" wrote:
> > > >
> > > > Hi!
> > > > I set histogram draw option by TH1::SetDrawOption("....."); (option is
> > > > "hist e", for example). But when I draw histogram by TH1::Draw() (or by click
> > > > in browser), option is not used and after drawing TH1::GetDrawOption()
> > > > returns "". Why? What should I do to draw histogram
> > > > through the browser with option what I need ?
> > > >
> > > > ==============================================================
> > > > Dmitry A. Shtol (SND group)
> > > > Budker Institute of Nuclear Physics
> > >
>
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