Lionel Ulmer schrieb: > On Sun, Dec 04, 2005 at 07:27:29PM -0700, Jesse Allen wrote: >>This patch seems similar to glSDL where it wraps SDL's 2d API to >>OpenGL. The good thing about this it can provide acceleration and not >>require root like DGA. The bad thing with this idea is that it can't >>be used on older video cards or even some newer ones that lack proper >>direct rendering. > > > The problem is not direct rendering, it's more 'basic' OpenGL acceleration. > > >>Am I correct that even when just doing depth >>conversions, without direct rendering it will still be slow? > > > If you have accelerated OpenGL rendering but without direct access, I think > that it should still be faster than the current method (as you would 1) move > less data over the GPU bus and 2) do less CPU computation on a big amount of > data).
Isn't indirect rendering always unaccelerated, i.e. done in software?
