From: bugzilla-daemon@freedesktop.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 97305] Wrong values returned by GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT & GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT randomly breaks stuff
Date: Thu, 11 Aug 2016 22:39:55 +0000 [thread overview]
Message-ID: <bug-97305-502-eA2LnzC7o4@http.bugs.freedesktop.org/> (raw)
In-Reply-To: <bug-97305-502@http.bugs.freedesktop.org/>
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https://bugs.freedesktop.org/show_bug.cgi?id=97305
--- Comment #9 from Ilia Mirkin <imirkin@alum.mit.edu> ---
(In reply to Marek Olšák from comment #5)
> Pre-GCN cards require an alignment of 256 bytes for uniform buffers. GCN
> cards only require 4 byte alignment there.
>
> All other buffer binding points require 1, 2, or 4 bytes depending on the
> texel size. It's really min(texel_size, 4).
That means that you have to return max(texel_size) for the
GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT. You only get one cap, and a texture buffer
can be any offset.
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next prev parent reply other threads:[~2016-08-11 22:39 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-11 19:53 [Bug 97305] Wrong values returned by GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT & GL_TEXTURE_BUFFER_OFFSET_ALIGNMENT randomly breaks stuff bugzilla-daemon
2016-08-11 20:06 ` bugzilla-daemon
2016-08-11 20:17 ` bugzilla-daemon
2016-08-11 20:30 ` bugzilla-daemon
2016-08-11 20:31 ` bugzilla-daemon
2016-08-11 22:12 ` bugzilla-daemon
2016-08-11 22:18 ` bugzilla-daemon
2016-08-11 22:22 ` bugzilla-daemon
2016-08-11 22:28 ` bugzilla-daemon
2016-08-11 22:39 ` bugzilla-daemon [this message]
2016-08-11 22:42 ` bugzilla-daemon
2016-08-11 22:50 ` bugzilla-daemon
2016-08-11 22:54 ` bugzilla-daemon
2016-08-11 23:08 ` bugzilla-daemon
2016-08-11 23:48 ` [Bug 97305] Gallium: TBOs and images set the offset in elements, not bytes bugzilla-daemon
2016-08-12 0:01 ` bugzilla-daemon
2016-08-29 15:05 ` bugzilla-daemon
2016-08-29 15:15 ` bugzilla-daemon
2016-08-29 17:42 ` bugzilla-daemon
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