Re: wind barb tip point

Hi Joe,
Try vcPositionMode (http://www.ncl.ucar.edu/Document/Graphics/Resources/vc.shtml#vcPositionMode
).

  -dave

On May 4, 2010, at 10:24 AM, Joe Grim wrote:

> Good morning,
>
> I have been trying to figure out how to change how wind barbs are
> plotted. Right now I am using gsn_csm_vector to plot pairs of vectors
> on a contour plot (see
> http://www.joeandfrede.com/contour_vector_map.gif). On the current
> plot, the wind barbs are situated so that the middle of the wind
> barb is
> centered on the data point. However, I would prefer that the tips of
> the wind barbs be the data point, so that each pair of wind barbs in
> the
> attached plot would have the same tip. Do you know if this is
> possible
> to do with NCL?
>
> Thanks!
>
> Joe Grim
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Received on Tue May 4 10:35:33 2010