[cairo] Performance of the image surface back-end

[Jeff Muizelaar]

On Fri, Aug 15, 2008 at 03:20:42PM +0200, Nicholas Allen wrote:
> Unfortunately, this means Cairo is completely unusable for us. Can 
> anyone enlighten me on why Cairo is so extremely slow and if there are 
> any plans to address these issues in future releases? Does Cairo not 
> special case pixel boundaries and solid colors. Does it not move as much 
> computation out of loops as possible? Does it make any use of the vector 
> unit in modern CPUs? 

Cairo does try to do all those things. It will be interesting to see if
your usage of cairo is not hitting the special cases for some reason.

-Jeff