[cello-devel] Re: fm^: Fixed. Now full suite of demos running!

Kenny Tilton ktilton at nyc.rr.com
Wed Mar 10 17:22:37 UTC 2004

Frank Goenninger wrote:

>Yes, Sir. Of course, Sir. :) Promised. Not much of anything new to show 
>from now on anyway. 
>How about some place on the FTP directory? Are we non-admins allowed to
>upload thereto?
I'll send an email to cl.net shortly and have them make you an admin for 
the cells/cello projects. Then you can post huge articles to the list 
and reject them yourself. :)

I fired up portacello to see about testing freeglut hoggishness. Do two 

(1) change the :display-continuous default to nil (hmm. not sure it 
isn't already--anyway, just make sure you are not somehow creating 
windows with that set to T (or just hack the code mercilessly to defeat 
the (glut-post-redisplay))

(2)  in the function cello-demo, change the "start-at" argument to 
cloucell. you can't just switch to cloucell after starting with tu-geo, 
because once that gets created it (buggily) thinks it still needs to 
worry about screen refreshes).

That should halt the app-driven cpu hogging. You might be able to 
confirm this by watching the console, since I think thre is at least one 
print statement in the redisplay handler.

At this point CPU hogging should stop, unless Freeglu/X11 also has some 


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