From: Eric Anholt <eric@anholt.net>
To: Chad Versace <chad@chad-versace.us>, intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 2/2] dri: Add support for DRI2BufferStencil and DRI2BufferHiz
Date: Sun, 05 Jun 2011 10:10:39 -0700 [thread overview]
Message-ID: <87tyc4b3w0.fsf@eliezer.anholt.net> (raw)
In-Reply-To: <1307232391-26973-3-git-send-email-chad@chad-versace.us>
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On Sat, 4 Jun 2011 17:06:31 -0700, Chad Versace <chad@chad-versace.us> wrote:
> Before this commit, if a client were to request a stencil or hiz buffer, then
> I830DRI2CreateBuffer() allocated and returned an X-tiled buffer by
> accident. (DRI2BufferStencil and DRI2BufferHiz were unintentionally caught
> by the default case of a switch statement.)
>
> Now, I830DRI2CreateBuffer() correctly returns a Y-tiled buffer and handles
> the stencil buffer as a special case due its quirky pitch requirements.
>
> This shouldn't break older Mesa versions, because they never query (via
> DRI2GetBuffersWithFormat) for the drawable's DRI2BufferStencil.
>
> Signed-off-by: Chad Versace <chad@chad-versace.us>
This should make configure.ac depend on the bumped version of
dri2proto.h, so people get an explanation instead of just build failure.
Also, I'm surprised to see you didn't fix the "we'll allocate a buffer
for *anything*" behavior that made the compat path in Mesa strange this
time around.
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next prev parent reply other threads:[~2011-06-05 17:10 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-05 0:06 [PATCH 0/2] ddx/dri: Add support for hiz and separate stencil buffers Chad Versace
2011-06-05 0:06 ` [PATCH 1/2] Add attachment token DRI2BufferHiz Chad Versace
2011-06-05 8:53 ` Kenneth Graunke
2011-06-06 2:32 ` Chad Versace
[not found] ` <20110606023213.7EE9D1B0093@godfather.dreamhost.com>
2011-06-06 7:22 ` Kenneth Graunke
2011-06-05 0:06 ` [PATCH 2/2] dri: Add support for DRI2BufferStencil and DRI2BufferHiz Chad Versace
2011-06-05 8:56 ` Kenneth Graunke
2011-06-05 9:48 ` Chris Wilson
2011-06-05 17:10 ` Eric Anholt [this message]
2011-06-06 3:38 ` Chad Versace
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