On 07/21/11 06:01, Greg Ercolano wrote: > Fl::repeat_timeout(speed, CalculateWorld);
Oops, that line should have been: Fl::repeat_timeout(speed, TimerCallback); Also, I see it took so long to write my last post, that in the mean time you already had an exchange with ian.. that'll teach me to write long posts..! _______________________________________________ fltk mailing list fltk@easysw.com http://lists.easysw.com/mailman/listinfo/fltk