[Nouveau] Canvas in Firefox, corruption

Maarten Maathuis madman2003 at gmail.com
Mon Oct 4 09:27:37 PDT 2010

On Mon, Oct 4, 2010 at 2:29 PM, Xavier Chantry <chantry.xavier at gmail.com> wrote:
> On Wed, Aug 18, 2010 at 11:51 PM, Xavier Chantry
> <chantry.xavier at gmail.com> wrote:
>> On Sun, Aug 15, 2010 at 12:48 AM, Maarten Maathuis <madman2003 at gmail.com> wrote:
>>> Maybe someone should tell mozilla to use ARGB instead of XRGB, because
>>> that will be hardware accelerated (XRender and opengl disagree on what
>>> should be sampled when going outside the texture without an alpha
>>> channel).
>> You are very welcome to add any corrections or clarifications to the report.
>> https://bugzilla.mozilla.org/show_bug.cgi?id=587499
> https://bugzilla.mozilla.org/show_bug.cgi?id=587499#c1
> "Or alternatively PAD repeat can be set on the source images at least in some
> cases. Everything depends on whether it is preferable (for performance reasons)
> to have SRC compositing operation instead of OVER for some images which are
> known to be opaque. Also see bug 568767 for more details."
> What do you think of this comment, how does nouveau handle that ?

nv40+ will be fine, older cards can't repeat NPOT textures. So in that
sense switching to ARGB is better than RepeatPad.

Far away from the primal instinct, the song seems to fade away, the
river get wider between your thoughts and the things we do and say.

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