X3100 performance issue
SirRichard at fascinationsoftware.com
Mon Jan 14 05:52:44 PST 2008
Keith Packard wrote:
>> However now alpha blending appears to be broken. When testing both in
>> fullscreen and windowed mode, all or most of the output window will be covered
>> by a black rectangle, with only one side or corner visible (or none at all
>> visible). Also in the emulator, for sprites which are rendered with an alpha
>> channel to mask the opaque part of the sprite, the transparent part is rendered
>> as black rather than transparent.
> Yeah, we saw that on Friday, but didn't stop to fix it, I'm afraid. It
> would be great if you could use git-bisect to figure out which patch
> caused the problem.
I ran a test series with git bisect this morning, and it reported:
d9edd8e90588417e3d549f25132dab2f21445792 is first bad commit
Author: Eric Anholt <eric at anholt.net>
Date: Wed Jan 9 13:24:29 2008 -0800
 Remove drawing rect upload, which is handled (better) by the kernel.
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