[ncl-talk] problem with PolyMarker opacity

[Rick Brownrigg]

Hi Greg,

Can you show us the code snippet you are using?

Rick


On Saturday, January 20, 2024, Greg Thompson via ncl-talk <
ncl-talk at mailman.ucar.edu> wrote:

>
> Dear NCL users,
>
> I am having a frustrating problem with using
>   gsn_add_polymarker
> to add filled circle markers to a map object and getting it to acknowledge
> the
>   gsMarkerOpacityF
> attribute.  No matter what I try, it is not respecting any value of
> opacity, it is always 100% opaque.
>
> Yet there is no problem when It try running the NCL documented example code
>    https://www.ncl.ucar.edu/Applications/Scripts/newcolor_3.ncl
> but that is not adding the polymarker to a map object.
>
> Can anyone suggest a workaround or potential solution to try?
>
> Thanks,
>
> Greg Thompson (UCAR/JCSDA, formerly NCAR-RAL)
>
>
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