> Hamish wrote: > > I am trying to recreate the 'd.his brighten=' effect with r.his, but > > with r.his along with the brightness I get extremely high contrast > > output.
Glynn: > You're forgetting the colour tables. Twice. > > First, r.mapcalc needs to use the intensities for elev.shad_relf, not > its values. > > Second, r.his uses the intensities for elev.shad_relf_bright50, not > its values. As you aren't setting a colour table, you get the default > rainbow colours. > > Try this instead: > > r.mapcalc 'elev.shad_relf_bright50 = #elev.shad_relf * 1.5' > r.colors elev.shad_relf_bright50 color=grey255 > > r.his h=elevation.dem i=elev.shad_relf_bright50 r=esr.r g=esr.g b=esr.b > d.rgb r=esr.r g=esr.g b=esr.b > > It gives results similar to d.his. Yes, right, thanks. I think I need to read a book on advanced color theory someday. Hamish __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com _______________________________________________ grass-dev mailing list grass-dev@grass.itc.it http://grass.itc.it/mailman/listinfo/grass-dev
