You can find it here - DOWNLOAD
If you use in a game, credit would be appreciated!
Please Check out my latest project: GameDev Studio
This shows you how to create 3D destructible terrain, how to blast trees out of the ground, and (of course) how to blast out the ground itself!.
It is organized into separate scripts so that you can understand how it works - However there are not many comments and you'll need to know how to program in gml to edit it.
Edited by brett14, 14 March 2012 - 03:57 AM.