[Bug 79842] Performance drop since mesa 10.1.4

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Sun Aug 2 03:36:56 PDT 2015


Marek Olšák <maraeo at gmail.com> changed:

           What    |Removed                     |Added
             Status|NEW                         |RESOLVED
         Resolution|---                         |WONTFIX

--- Comment #5 from Marek Olšák <maraeo at gmail.com> ---
(In reply to Grigori Goronzy from comment #4)
> Probably related to this:
> http://cgit.freedesktop.org/mesa/mesa/commit/?h=10.
> 1&id=1ba2298131924daf34b4504ba748a782c5189f48
> Anisotropic filtering was broken in radeonsi, and that fixed it. Anisotropic
> filtering has some overhead, which explains the slightly reduced performance.
> This patch was applied to 10.1 and 10.2 branches as well as master.

Makes sense. Anisotropic filtering can indeed decrease performance a lot.

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