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SubjectRe: OpenGL-based framebuffer concepts
On Pá 02-06-06 10:36:04, Ondrej Zajicek wrote:
> On Wed, May 31, 2006 at 05:53:09AM +0800, Antonino A. Daplas wrote:
> > David Lang wrote:
> > > On Sun, 28 May 2006, Jon Smirl wrote:
> > So even a dumb driver such as vesafb that has to do on the fly
> > color conversions while pushing 64x more data to the bus can be
> > faster than vgacon.
> I just implemented text mode switch and tileblit ops into viafb
> ( and it is about four
> times faster than accelerated graphics mode and about eight times
> faster than unaccelerated graphics mode (both measured using cat
> largefile with ypan disabled). So textmode is meaningful
> alternative.

I mean.... it is displaying text faster than refresh rate... so who

You can only *display* so much text a second (and then, user is only
able to see *much* less text) and both text mode and frame buffers are
way past that limits. so.... who cares?
(cesky, pictures)
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