[cairo] which operations modify the canvas?

Behdad Esfahbod behdad at behdad.org
Wed Jun 20 11:20:10 PDT 2007

On Wed, 2007-06-20 at 13:56 -0400, Carl Worth wrote:
> Anything is possible, really. But I'm a bit confused as to what
> problem you are running into. You really shouldn't be needing to call
> XSync to get results to appear, (and if you are, I fear negative
> performance impacts). 

Well you need to do something to make sure xlib flushes its buffer.
With Gtk+, the main loop does that implicitly (by asking for next X


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