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Angelo Mottola <a.mottola@xxxxxxxxxx> writes:
> Another topic about DGA: I don't know how it works - I only know it directly
> acts on the client screen unlike the normal X driver; what about 2d hardware
> acceleration? I've heard of XAA extensions, but I don't know if they can be
> used by Allegro, nor how to use them. I only know 2d hw acceleration is
> already possible under X; I report some X startup messages here for example:
I can not do that myself, because I'm using old X version. Maybe I'll
install newer version, when I buy new disk.
AFAICS, this acceleration can be done by testing for the appropriate
DGA extension, then replacing vtable entries and setting flags for
supported accelerated functions.
--
Michael Bukin