[cairo] performance difference between image and win32 surface?
vladimir at pobox.com
Thu Oct 18 11:48:16 PDT 2007
Danilo Gulamhussene wrote:
> i have experimented a little with Cairo, cause we plan to use it for
> rendering in a larger project.
> Some performance tests stated, that using a Win32 Surface is about 5
> times slower than using an Image Surface on my system (Windows XP).
> (I wrote the small tests on my own, cause I did not manage yet to build
> the performance tests included in Cairo.)
> Could these results be correct, or am I doing something wrong?
> When yes, what is the reason for this performance difference? I would
> find it much more straight forward to render directly into a Win32
> Surface instead of rendering in an Image Surface and then copying it
> into the window.
Could you give some examples of the kinds of operations that you're
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