Messages in this thread | | | Date | Fri, 2 Jun 2006 10:58:32 +0200 | From | Pavel Machek <> | Subject | Re: 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 > (http://davesdomain.org.uk/viafb/index.php) 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 cares?
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? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |