nanogui: MODE_XOR?
Subject:
Re: MODE_XOR?
From:
"Aaron J. Grier" ####@####.####
Date:
23 Oct 2002 20:37:49 -0000
Message-Id: <20021023203317.GU3786@aaron.unix.fryenet>
On Wed, Oct 23, 2002 at 03:36:29PM -0400, David Muse wrote:
> While hacking together a 4bpp pxa210/hantronix lcd framebuffer
> subdriver, I noticed a MODE_XOR flag. What does it do? It it
> something that can be set at runtime? My driver doesn't appear to be
> configured in that mode at any time, is it safe to remove the check
> for it?
instead of writing pixels to the screen the MODE_XOR flag will draw
using an XOR instruction instead of writes. it's very useful for mouse
pointers.
--
Aaron J. Grier | Frye Electronics, Tigard, OR | ####@####.####