This is the new refactored version of Bullet physics library version 2.x Questions? mail blender at erwincoumans.com, or check the bf-blender mailing list. Thanks, Erwin Apply patches/ghost_softbody.patch to prevent softbodies being hit by ghost objects. Originally committed in blender svn revision: 43905. Apply patches/ghost_character.patch to prevent characters from colliding with ghost objects. Mitchell Apply patches/convex_hull.patch to add access to the convex hull operation, used in the BMesh convex hull operator.