On Fri, Feb 24, 2012 at 9:24 AM, Hamish <hamis...@yahoo.com> wrote: > Paolo wrote: >> > Sorry I was unclear: importing the map results in an automatically >> > nicely coloured map, whereas r.external results in a greyscale. > > Markus N wrote: >> Probably r.external is presetting instead a grey-scale color >> table? > > yes, it is doing that, see main.c line ~ 340. > > if gdal supplies a color table it uses it, otherwise r.external checks > if the map is type GDT_Byte and if so applies the grey255 rules. Or, if > some other data type applies G_make_grey_scale_colors() based on the > range. I would suggest that this be changed to not create any color table > if none is provided. (and so act like other grass modules do in that > case and fall back to rainbow rules)
+1 (then it becomes again the "least surprise" approach) Markus _______________________________________________ grass-user mailing list grass-user@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-user