On Tue, 7 Nov 2006, Richardson, Charlotte wrote:
> If I can't repro it with this chip, if you want to mess around with it
> on yours, here's what I think we had to do... I believe the trick was
> to use 16bpp mode as far as what mode you write to the chip, and then
> double all the x coordinate values for things like offset, width, and
> pitch. You would have to do that to the accelerated routines also.
> > From: Andrew Wade [mailto:[email protected]]
> > On 11/6/06, Richardson, Charlotte <[email protected]>
> > wrote:
> > ...
> > > How much is each line offset when you have the garbled stuff? I
> mean,
> > > is it a couple pixels, half the total width, something else? And is
> > > it always the same for each line (or can you tell)?
> >
> > Each ghost is 1/3 of a screen horizontally from the other ghosts. I've
> > been looking carefully at test patterns to figure out what is going
> on.
Since the ghosts are 1/3 of a screen apart and not 1/2...
If this is similar to the old Mach64, for 24-bit you have to use 8-bit mode and
multiply all horizontal values by _3_.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected]
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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