[cairo] Cairo 1.3 performance loss
jorn at openedhand.com
Mon Jan 29 07:49:39 PST 2007
On Mon, 2007-01-29 at 16:11 +0200, Kalle Vahlman wrote:
> 2007/1/29, Jorn Baayen <jorn at openedhand.com>:
> > Now, if we look at the GtkEntry drawing test for cairo 1.2.4, we see
> > that a GtkEntry was drawn 6181 times. This figure is 6035 for cairo
> > 1.3.12, which is a loss of ~ 2%.
> Those are pretty big numbers, how much would the variation in those be
> for example within 10 iterations? I could easily imagine it changing
> between 50-100 (that's 0,5-1s worth of drawings), which means that
> half of the 2% could be just random noise...
The variance is about 350, that is a mean absolute deviation of about
19. Not enough to influence the 2% figure that is.
> Unless the environment is *really* clean, empty and protected from
> changes during that one minute :)
More information about the cairo