[ gpsdrive ] NASA maps

[Joerg Ostertag (gpsdrive Tettnang/Germany)]

On Montag 28 Juli 2008, Hamish wrote:
> > But i am interested in the NASA topology sets as an experiment for a
> > search-and-rescue application me and some ppl are tinkering
> > with.
> >
> > Which of the maps under http://mirrors.arsc.edu/nasa/ am i
> > to use ??
> >
> > Is any of the world_500m maps suitable?
>
> Hi,
>
> you can load pretty much any map into GRASS GIS and then use d.out.gpsdrive
> to make a tile. It's how I made the standard NASA blue marble maps. see
> also the sar page on the GRASS applications wiki.
>
> I'm travelling and can't test your dataset right now, but if you are still
> stuck next month give me a buzz and I'll see what I can do.

Wasn't there another method where you could download the whole NASA Set and 
converted it into the two big  (east/west) tiff files which can be used by 
gpsdrive directly.


-- 

Jörg (Germany, Tettnang)

http://www.ostertag.name/