Re: Poor performance of script-based SVG animation under Firefox

[email protected] wrote in news:fe4d8f66-a2db-466a-a00b-e01eb4a25e19
@j18g2000yql.googlegroups.com:

> On Apr 19, 2:00 am, matt Keveney <[email protected]> wrote:
> 
> I didn't see any significant overruns with my dual core 2Ghz processor
> at 60rpm 30fps.

Thanks for running the test.  Can you be more precise?  What overruns 
were reported by testp.xhtml at that speed?  Did you try other frame 
rates?

> 
> Paths can be slow: https://bugzilla.mozilla.org/show_bug.cgi?id=332413
> although yours are not excessively large so that shouldn't be too much
> of a problem.
> 
> Did you try with all add-ons disabled? Have you tried a firefox trunk
> build (http://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/latest-
> trunk/) or Firefox 3.5 branch (http://ftp.mozilla.org/pub/mozilla.org/
> firefox/nightly/latest-mozilla-1.9.1/)?

I did disable add-ons, but have not tried the trunk build yet.  I'll do 
that next.

> 
> Firefox trunk does have some limited animation capability. The
> advantage of animation is that it should automatically drop frames
> where necessary to prevent overruns.
> 

Good to know.  I'm afraid, however, that some of the more complex 
animations I have in mind may not be well suited to the model used by the 
animation elements.  I still need to look into it in more depth.

-Matt

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