Re: OpenGL-based framebuffer concepts

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On So 03-06-06 07:25:13, Antonino A. Daplas wrote:
> David Lang wrote:
> > On Sat, 3 Jun 2006, Pavel Machek wrote:
> >> I'm not talking about reading speed, I'm talking about displaying
> >> speed. Once you display more than refresh rate times screen
> >> size... you may as well cheat -- xterm-like. If xterm detects too much
> >> stuff is being displayed, it simply stops displaying it, only
> >> refreshing screen few times a second...
> > 
> > That would work, however AFAIK it's not implemented in any existing
> > framebuffer.
> 
> Besides implementaton, the main concern with this is that you might miss
> a very important kernel message.  Though one can always use the scrollback
> buffer.

Well, you can only miss a message *you would not see anyway*. I guess
the main concern is that it tends to look ugly on the screen (and it
will not be quite easy code).

Anyway, no, I do not think it is needed. framebuffers are fast enough
these days. When I used to have 300MHz toshiba laptop with UHCI
bogging down the system, something like that would be handy... (2sec
to do screen update in loaded-with-usb cases).
								Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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