Messages in this thread | | | Date | Wed, 2 Feb 2005 15:21:55 +0100 | From | Haakon Riiser <> | Subject | Re: Accelerated frame buffer functions |
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[Dick Johnson]
> On Wed, 2 Feb 2005, Haakon Riiser wrote: > >> How can I use a frame buffer driver's optimized copyarea, fillrect, >> blit, etc. from userspace? The only way I've ever seen anyone use >> the frame buffer device is by mmap()ing it and doing everything >> manually in the mapped memory. I assume there must be ioctls for >> accessing the accelerated functions, but after several hours of >> grepping and googling, I give up. :-( > > X-Windows already does this.
Yeah, I thought the X11 fbdev driver supported acceleration, but not according to its manpage:
fbdev is an Xorg driver for framebuffer devices. This is a non-accelerated driver [...]
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