Hi Alexey,
This problem with the empty page on the Postscript file seems to appear
only when you produce a 2-d histogram via TTree::Draw.
For normal 1-d, 2-ds, etc, there are no problems.
I will fix this in the next version.
Rene Brun
Alexey Toptygin wrote:
>
> I tried working with the information from your tutorial, but I
> consistently get an error.
>
> Here's what I do: (both interactively and from scripts.)
>
> TFile file("Science.root");
> TCanvas can("can","a0:a1",700,500);
> TPostScript ps("b_0.ps",112);
> bgoadc.Draw("a0:a1","lay==0&&cry==0");
> bgoadc.Draw("a0:a1","lay==0&&cry==1");
> ps.Close();
> can.Close();
> .q
>
> Instead of getting 2 pages in the .ps file, I get 4, with 1 and 3 blank
> and 2 and 4 the desired pages.
> Does anyone know how to fix this?
> Alexey
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