Use whatever x works for you. With gl you can also choose the type of scaling with the lscale=x parameter.
Originally Posted by archman
This happens if your screen res x and y aren't divisible by 64 AFAICT.
but when I use gl, I press f to go fullscreen, but when press f again to go back, the whole screen is messed up, I donot know why?
The work around is to add a virtual line to your xorg.conf with 1 added (it will mean your screen will scroll by a pixel).
fixes the problem for a test I just tried.
Viewport 0 0
virtual 1920 1441