Dirk Hohndel f4a2ce1017 Fix potential crash at startup
Strangely enough, on the system I build this, I don't see the crash. But
when I create a DMG and run it on a different Mac, it crashes if
updateTicks() is called but scene() still returns 0.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2014-01-25 07:25:03 -08:00
..
2014-01-17 06:39:24 +07:00
2014-01-21 09:38:46 -08:00