[ncl-talk] Duplicate a plot

[Adam Phillips]

Hi Carl,
In short: No, you will have to create the same plot (=plot1) twice. Once a
plot has been overlaid once you can not overlay it again.
Adam

On Wed, Oct 4, 2017 at 9:50 AM, Carl Schreck <cjschrec at ncsu.edu> wrote:

> I am making one plot that I want to overlay onto two other ones. When I
> draw the other two, say:
>
> plot1 = gsn_csm_xy(...
> plot2 = gsn_csm_xy(...
> plot3 = gsn_csm_xy(...
>
> overlay(plot2,plot1)
> overlay(plot3,plot1)
>
> And this gives me an error:
> fatal:NhlAddOverlay: tranform is already an annotation or overlay: 30
>
> Is there a way to duplicate plot1 other than creating it from scratch
> again? Just doing plot1b = plot1 and then overlaying plot1b doesn't fix
> it.
>
> Thanks!
> Carl
>
> --
>
>
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> <http://www.cyclonecenter.org/>   *Carl J. Schreck III, PhD*
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-- 
Adam Phillips
Associate Scientist,  Climate and Global Dynamics Laboratory, NCAR
www.cgd.ucar.edu/staff/asphilli/   303-497-1726

<http://www.cgd.ucar.edu/staff/asphilli>
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