Re: [ferret_users] Irregular Grid data Plot on ferret?

[Steve Guimond <guimond@xxxxxxxxxxxxx>]

Hi,
  Try laying down a basemap first, then using the shade command.

go basemap x=...

=======================================================
Stephen R. Guimond
Graduate Research Assistant
Center for Ocean-Atmospheric Prediction Studies (COAPS)
=======================================================

On Thu, 26 Apr 2007, Yu, Hao-Cheng wrote:

> Dear ferreters,
>
> I know Ferret can deal with grided data (for finite difference method) and
> it always works perfectly.
> However, after searching on the mail archives and UserGuide.
> Irregular dataset(like finite element method) seems only can be plotted by
> Regriding process(like objective analysis).
> I try with "3-arguments shade (even vector)", and Ferret tells if the
> dataset is not define as 2D, this won't work.
>
> file/var=lon,lat,tmp test.dat
> shade tmp,lon,lat
>
> test.dat contains 3 columns data which define each element node location and
> the property to plot (shade).
> Is it possible to "shade" or "vector" on irregular grid?
>
> Sincerely, Dan
>
>
>