KML ouuput

J-P Michael jm08j at FSU.EDU
Fri May 15 18:53:29 EDT 2009


Thank you, Jennifer and Jim.
I do have an additional question that someone may have dealt with:
I have not been able to get Google Earth to honor the transparent color settings I have made. I know this is more of a Google problem rather than GrADS.

----- Original Message -----
From: Jennifer Adams <jma at COLA.IGES.ORG>
Date: Monday, April 13, 2009 2:36 pm
Subject: Re: KML ouuput
To: GRADSUSR at LIST.CINECA.IT

> By default, when you use 'gxout kml' two files are created: grads.kml
> and grads.tif. If you use 'set kml fileroot', then the two files will
> have the fileroot that you specify -- with a .kml and a .tif appended.
> The .kml file will contain an <href> tag that points to the image file
> grads.tif. Although it is possible to change this tag to point to
> another image file, it is likely that the the georeferencing
> information in the .kml file will become incorrect. The image output
> from printim is something different from the image output from 'gxout
> kml'. The image file created with 'gxout kml' is a grid of colored
> pixels -- no map, no borders, no contours, no axis labels. Think of it
> as the equivalent of 'gxout fwrite' but instead of writing out
> floating point values, it writes out color index numbers. The output
> from 'gxout geotiff' is exactly like the output from fwrite, except
> that the format is TIFF and it also contains the georeferencing info
> along with the grid of floating point data values.
> Jennifer
>
>
>
>
>
>
> On Apr 13, 2009, at 2:12 PM, James T. Potemra wrote:
>
> > Hi J-P:
> >
> > It seems to work fine with v2.0.a5.oga.3.  Following Jennifer's
> > message
> > (02/24/2009):
> >
> > 'set kml wibble'
> > 'set gxout kml'
> > 'd variable'
> >
> > This gives you two files: wibble.tif and wibble.kml.
> > You can then edit wibble.kml and change the name of the image
> file in
> > the <href> tag to whatever you created with printim.
> >
> > Jim
> >
> > J-P Michael wrote:
> >> I'm having trouble with the new KML feature of GrADS. For some
> >> reason I cannot get any output when using KML - no KML file is
> >> created. Has anyone seen something like this before? Any
> suggestions?>>
>
> --
> Jennifer M. Adams
> IGES/COLA
> 4041 Powder Mill Road, Suite 302
> Calverton, MD 20705
> jma at cola.iges.org
>
>
>
>



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