#title GetActorBoneRelativeTranform [RCBasic Doc]
#header Function GetActorBoneRelativeTranform( actor, bone_index, t_matrix )

Stores the local transform of a bone in t_matrix

NOTE: This is only for actors that use skeletal animation (ie. *.b3d, *.x, *.ms3d, and actors created from Anim8or files)