Converting vector between local and world space

[LXFrontier]

To convert a vector from world to local space

//LocalObjectWorldLocation is the location of the object you want to make your vector relative to
FVector LocalVector = WorldVector - LocalObjectWorldLocation;

To convert a vector from local to world

//LocalObjectWorldLocation is the location of the object that your LocalVector is relative to
FVector WorldVector = LocalVector + LocalObjectWorldLocation;