[cairo] Non-antialiased rendering in image surface
cairouser at yahoo.com
Sat Jun 26 11:18:03 PDT 2010
I see. That's unfortunate. I use non-antialiased rendering for certain
objects when it's important that their edges match perfectly (without a
thin line that seems to appear when fill is made in antialiased mode).
Guess I need to measure the impact and compare.
M Joonas Pihlaja wrote:
> On Sat, 26 Jun 2010, cu wrote:
>> Is there something about non-antialiased rendering that makes it less
>> preferred or slower than antialiased rendering wrt image surface?
> Yes there is. The non-antialiased rendering is generally done via an
> A1 format bitmap mask surface and this invokes general composition
> paths inside pixman. There's no particularly good reason for this I
> think other than "nobody uses unantialiased rendering."
> cairo mailing list
> cairo at cairographics.org
More information about the cairo