voxelinc/voxellancer — pull request #221 by psieg (2013-12-26 21:32:13+00:00)
Title: Explosion optimization

Depends on / contains #219
Spawns explosions only if at least four edge-neighbours are missing. This improves performance but hitting the Planet with a Rocket is still overkill. This is mainly due to damage forwarding though and will be fixed later anyway (i assume)