On Sun, 2012-01-29 at 13:46 +0100, Bastien Dejean wrote: > Hi, > > I tried the nouveau driver and I noticed gradients were rough, I thought > it might be related to the color depth but I didn't found any relevant > option in the nouveau manual, so I tried passing depth parameters to > startx but it didn't help. > > Any hints? > > Greetings, xorg.conf DefaultDepth 24 "Many modern desktop systems (Mac OS X, GNOME, KDE, Windows XP/Vista/7, etc.) offer a 32-bit color option (given a suitably modern video card), but in that context, 32-bit color refers to 24-bit truecolor with 8 bits for an alpha channel. When switching to an 8/16/24-bit color option in those systems, generally transparency/translucency effects are disabled, and the only reduction in color depth is seen when going to 8/16-bit color." http://en.wikipedia.org/wiki/Color_depth