Just out of curiosity, the stuttering does not happen to have anything to do with downloading a newer RSS feed? If you just feed a static string and dont use the RSS loader, does it still happen?

Sometimes its easy to overlook simple causes - I know I do it all the time.

On Mar 10, 2008, at 1:07 PM, Freyr Vidar wrote:

Hi,

2008/3/9, Eric Redlinger <[EMAIL PROTECTED]>:
One way to handle this is to NOT use a displaylink "give me a new frame whenever you can" solution (ie the 'Performer' example in the developer examples folder) but rather the NSTimer based "give me a frame every X milliseconds" solution (ie the 'Player' example. This way you are more assured to get even frame rates in simple patches.

I'm not that experienced in the whole XCode thing (beyond hitting the
build button and hoping for the best). I noticed that there's a variable
called kRendererFPS. Should I leave that set to 60fps or lower it to
something smaller like 30fps?

I gave it a quick try and 30fps didn't really appear smoother.

Does the Player accept comps as a command line option (or as AppleScript)?
Will this solution scale as my comp gets more advanced? I plan to
have the scroller placed on top of another comp.


Best regards,
Søren


On Mar 7, 2008, at 8:45 AM, Freyr Vidar wrote:
I love QC, but I'm having various beginner issues with a text scroller largely
built on the WWDC QCTV demo from Apple.

The text briefly stutters ever so slightly on occasion. Is there a way to
smooth this out and remove the stuttering?

What would be the best way to allow for arbitrary text lengths on the scroller? The present version of QCTV has fixed text lengths that change before the
entire text has scrolled past.

Is the WWDC example the reference implementation of a text scroller / newsticker?

I'm running this on a current generation Mac mini 2.0GHz and a MacBook
Pro 2.4GHz (the recently obsolete one... ;).

Also, back in January someone named Ben Cheney posted an interesting thread
about the best way to create a digital display with a scroller:
http://lists.apple.com/archives/Quartzcomposer-dev/2008/Jan/msg00163.html

The list archives spamprotect all email messages, so I haven't been
able to contact him directly. Would anyone mind sending me his email
address in private?


Best regards,
Søren


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