[cairo] turn off antialiasing

[Johannes Berg]

On Mo, 2005-03-07 at 18:46 -0500, mental at rydia.net wrote:
> > Why would you like to turn antialiasing off on some objects?
> 
> Faster rendering, depending on how those objects would be used.
> 
>  shape-rendering="optimizeSpeed"

This seems to imply that Cairo needs hints not just to avoid AA but also
use the speediest setting, or am I totally off by imagining that on
certain backends doing AA would be faster than not doing it (for some
objects)?

johannes