Hi James,
gPad->GetListOfPrimitives() will contain it. If you have many canvases / pads then gPad might not point to the right one; gROOT->GetListOfCanavses() will allow you to find it. Let me know if you need more details.
Cheers, Axel.
On 2009-05-23 01:10, James Jackson wrote:
> Hi Axel,
>
> As the histogram was made somewhere in the depths of RooFit, I don't
> have a pointer to it in my code. Is there a way to extract this from the
> canvas at all?
>
> Regards,
> James.
>
> On 23 May 2009, at 00:05, Axel Naumann wrote:
>
>> Hi James, >> >> you should be able to set it the same way you'd do it for a linear axis, >> using TH1::SetMinimum(). >> >> Cheers, Axel. >> >> >> On 2009-05-23 00:26, James Jackson wrote: >>> Hi, >>> >>> If I have set a canvas to plot with a logarithmic scale (c->setLogy(1)), >>> is there any way I can override the axis range that is chosen by >>> default? At this point I don't have access to the source histogram (it >>> was created somewhere in the depths of RooFit). >>> >>> Regards, >>> James. >>> >>> >>
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