Re: Drawing Many Markers is Slow

Hi Bruce,

I don't know of a good way to speed this up. With that many markers, can you get away with using the point marker -- i.e, index #1 ?

Sorry I can't be of more help...
Rick

On Aug 18, 2011, at 10:02 AM, Lunde, Bruce N CIV NAVOCEANO, NP1 wrote:

> Hello, I am trying to make a scatter plot using
> gsn_csm_xy. I have > 500,000 points. The default
> behavior of gsn_csm_xy is to draw lines and that
> is very fast (< 1 second). However, when I specify
> xyMarkLineMode="Markers" it takes a long time
> to draw all the markers (7 seconds for an "x" and
> 35 seconds for a solid circle).
>
> I am drawing an X11 plot.
>
> Is there any way to speed up this process ?
>
> Thanks, Bruce
>
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Received on Fri Aug 19 15:43:25 2011