From: "Petr Stehlík" <pstehlik@sophics.cz>
To: Michael Schmitz <schmitz@biophys.uni-duesseldorf.de>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>,
Linux/m68k <linux-m68k@vger.kernel.org>
Subject: Re: [PATCH/RFC] atafb and panning
Date: Sat, 22 Nov 2008 09:45:06 +0100 [thread overview]
Message-ID: <1227343506.6129.0.camel@joy> (raw)
In-Reply-To: <alpine.DEB.1.00.0811220812440.7263@zirkon.biophys.uni-duesseldorf.de>
Michael Schmitz píše v So 22. 11. 2008 v 08:16 +0100:
> > > If var->xoffset has the low order bits set (sub-word pixel offset)
> > > par->hw.falcon.xoffset takes care of that, and xoffset takes care of the rest.
> > > Since the partial word offset shifts the beginnig of the scan line into the
> > > first word, the offset to the next scan line (par->hw.falcon.line_offset) has to
> > > be shortened.
> >
> > Sounds reasonable. But the shortening part doesn't work on ARAnyM, nor do
> > small panning increments. So it really smells like an ARAnyM bug.
>
> Petr said as much if I understand him right. No need to fix ARAnyM though, we
> just need to keep that in mind.
ARAnyM's VIDEL emulation has already been fixed by Patrice (yesterday
night, in CVS).
Petr
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next prev parent reply other threads:[~2008-11-22 8:45 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-16 21:36 [PATCH/RFC] atafb and panning Geert Uytterhoeven
2008-11-16 23:22 ` Petr Stehlík
2008-11-19 7:37 ` Michael Schmitz
2008-11-19 8:15 ` Geert Uytterhoeven
2008-11-19 8:51 ` Petr Stehlik
2008-11-22 7:16 ` Michael Schmitz
2008-11-22 8:45 ` Petr Stehlík [this message]
2008-11-23 13:03 ` Geert Uytterhoeven
[not found] ` <1227379735.6118.10.camel@joy>
[not found] ` <Pine.LNX.4.64.0811232242480.30025@anakin>
[not found] ` <alpine.DEB.1.00.0811240050090.15319@zirkon.biophys.uni-duesseldorf.de>
[not found] ` <Pine.LNX.4.64.0812141725090.5936@anakin>
[not found] ` <alpine.DEB.1.00.0812150457400.29644@zirkon.biophys.uni-duesseldorf.de>
2008-12-16 20:49 ` atari_mouse_interrupt_hook (was: Re: [PATCH/RFC] atafb and panning) Geert Uytterhoeven
2008-12-17 1:13 ` Michael Schmitz
2008-11-23 2:38 ` [PATCH/RFC] atafb and panning Michael Schmitz
2008-11-23 10:34 ` fbtest (was: Re: [PATCH/RFC] atafb and panning) Geert Uytterhoeven
2008-11-23 23:05 ` Michael Schmitz
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