Re: [las_users] - Poles...

[Vega Forneris <vega.forneris@xxxxxxxxxxxxx>]

Hi Ansley,

thanks for the reply: I'll make some tests ;-)

Vega

Ansley Manke ha scritto:
> Hi Veba,
> I notice we have a broken link in the FAQ I pointed you to.  Further 
> information about map projections in Ferret can be found in the main 
> Ferret Users Guide, here:
>
> http://ferret.pmel.noaa.gov/Ferret/documentation/users-guide/customizing-plots/MAP-PROJECTIONS-AND-CURVILINEAR-COORDINATES#_VPINDEXENTRY_874
>
>
>
> Ansley Manke wrote:
> > Hi Vega,
> > I can help with the Ferret end of your question.  What does your grid 
> > look like?  If the data is on a curvilinear grid that's already 
> > designed to work with the data in your region, then we have LAS 
> > scripts to work with that already, although the selectors on the LAS 
> > interface aren't really set up to choose a region spanning a pole. 
> >
> > If your data is on rectilinear grid, then a custom LAS product would 
> > be needed to plot data using a map projection - For instance the 
> > Orthographic projection is nice for viewing polar data. This FAQ 
> > shows some examples:
> >
> > **How do I create map projections with Ferret?* 
> > <http://ferret.pmel.noaa.gov/FERRET_17sep07/FAQ/graphics/map_projections.html>*
> >
> > So far as I know this kind of thing hasn't been implemented in an 
> > LAS, but I may be wrong.
> >
> > Ansley
> >
> > Vega Forneris wrote:
> > > Dear all,
> > >
> > > first of all Happy New Year ;-)
> > >
> > > I'm trying to use LAS for displaying data on the Antartica 
> > > region...while LAS (and Ferret) can plot succesfully the data, the 
> > > visualization in this case is not "appropriate" as it is stretched 
> > > and is not a good looking ;-) ....
> > >
> > > I wonder if
> > > 1) is possible (and How) to modify the little map on the top-left 
> > > corner and center it on the south pole
> > > 2) is it possible (and How) to tell ferret/LAS/??? to plot the data 
> > > over this circular region?
> > >
> > > Many Thanks in advance
> > > Vega Forneris


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Vega Forneris

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