[cairo-bugs] [Bug 17971] Extreme slowdown for manual convolutions in most vector backends.

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=17971


Chris Wilson <chris at chris-wilson.co.uk> changed:

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




--- Comment #2 from Chris Wilson <chris at chris-wilson.co.uk>  2009-07-04 05:53:43 PST ---
meta-surface source snapshotting pushed:

commit 7903c80ee81777bab6eec408c10b2b59330b10f7
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Sat Jul 4 13:50:15 2009 +0100

    [meta] Cache replays when used as a pattern source

    Use the cow-snapshotting mechanism to store the meta surface replay (either
    to an image inside acquire_source_image() or to a similar surface during
    clone_similar()).

    Fixes Bug 17971 -- Extreme slowdown for manual convolutions in most
    vector backends.
    https://bugs.freedesktop.org/show_bug.cgi?id=17971


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