From mboxrd@z Thu Jan 1 00:00:00 1970
From: bugzilla-daemon@freedesktop.org
Subject: [Bug 32945] Lower part of the screen corrupt with HyperZ enabled
Date: Tue, 25 Jan 2011 14:29:28 -0800 (PST)
Message-ID: <20110125222928.9116813004E@annarchy.freedesktop.org>
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https://bugs.freedesktop.org/show_bug.cgi?id=32945
--- Comment #9 from Sven Arvidsson 2011-01-25 14:29:28 PST ---
Created an attachment (id=42495)
--> (https://bugs.freedesktop.org/attachment.cgi?id=42495)
dmesg output
(In reply to comment #8)
> It appears that one third of the zbuffer is not cleared on your machine. In
> src/gallium/drivers/r300/r300_emit.c, can you add this line:
>
> numdw = ALIGN_DIVUP(numdw * 3, 2);
>
> at line 1171 and do some testing?
>
> Could you also please attach your dmesg?
Adding the line didn't make any difference.
In fact, I did some poking around (without any real understanding) and the
value of numdw doesn't seem to make any difference. Replacing OUT_CS(numdw);
with OUT_CS(0); gives the same result here. But maybe that's expected?
dmesg is attached.
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