[ncl-talk] sub: Polyline using the netcdf mask file

[Rick Brownrigg]

I don't understand the goal -- do you want a polyline or polymarker?  If a
line, a line that looks like what?  What have you tried so far?

Rick

On Mon, Jul 27, 2020 at 2:10 PM dale zuri via ncl-talk <
ncl-talk at mailman.ucar.edu> wrote:

>
> Hi NCL user,
> I have been trying to add a polyline to the map, but ended up drawing
> nothing. I have a mask netcdf with numbers ranging from 0-19.
>
> Mask = where(masktracer.eq.j, 1, 0)
>
> I would like to draw a polyline wherever the Mask is equal to 1. I would
> appreciate any recommendation to help.
>
>
>
> Thanks
>
> Dale
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