Re: Ploting a rectangle on a map

http://www.ncl.ucar.edu/Applications/polyg.shtml
Check out example 4.

Mike

On Dec 12, 2007, at 10:31 AM, louis Vonder wrote:

> Dear NCL users,
>
> I am trying to add rectagle on a map.
>
> There is way to modify the following NCL example to perform it?
>
> To add for exemple a rectangle bounded by coordinates
>
> (-50°, 0°) Longitude and (-25°, 25°) latitude.
>
>
> ;================================================;
> ; maponly_3.ncl
> ;================================================;
> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"
> ; ================================================;
> begin
>
> wks = gsn_open_wks("ps","maponly") ; open a ps file
> gsn_define_colormap(wks,"wh-bl-gr-ye-re") ; choose a colormap
>
> res = True ; mods desdired
> res_at_mpOceanFillColor = 5 ; array index in color map
> res_at_mpLandFillColor = 164 ; for land, ocean, and
> inland h20
> res_at_mpInlandWaterFillColor = 54
>
> plot =
> gsn_csm_map_ce(wks,res) ; draw global map
>
> end
>
>
> Thanks
>
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Received on Wed Dec 12 2007 - 09:34:37 MST