[cairo] [patch] gl: use font's antialias option to check whether it needs mask

[Chris Wilson]

On Tue, 27 Mar 2012 21:25:37 +0000, "Henry (Yu) Song - SISA" <hsong at sisa.samsung.com> wrote:
> It seems that we don't need to check each glyphs surface for ARGB32 format.  We can use font's antialias option.

Yes, in theory this looks correct, which also probably means we can be
stricter when generating the glyph surfaces as well. That is also worth
investigating.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre