Re: [ROOT] Making axis count backwards on TH1

From: Atila Alves Neves (Atila.Alves.Neves@cern.ch)
Date: Mon Jun 10 2002 - 17:42:15 MEST


> When painting histograms, TGaxis is used to paint the histogram axis.
> There is currently no way to specify the option "-" between TAxis
> and TGaxis. You have to draw a TGaxis yourself.

   Ok. In that case, is there any way I can align a TGAxis when showing a
TH2 (not a TH1, I made a mistake on the email title) in 3D mode, e.g.
using option "surf1" or "lego"? I can position them on top of the regular
x and y axes if the TH2 is shown in 2D, e.g. "col". As soon as you rotate
the histogram in 3D mode... the drawn TGaxis just stays in place.

> 
> Rene Brun
> 
> On Sun, 9 Jun 2002, Atila Alves Neves wrote:
> 
> >    Hi. I was wondering if there was any way to access the TGaxis
> > associated with a histogram axis? The thing is, I know how to make a
> > TGaxis count backwards by passing the "-" option in, but how do I achieve
> > the same effect with an axis belonging to a histogram?
> >    Thanks in advance,
> > 
> > Atila Neves
> > 
> 
> 



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