Retrieves the bounding box as a Dimension vector of a single shape. An Actor can consist of more than one shape. Please note that this bounding box doesn't rotate along with the object.
|entity||registered Entity pointer (Actor)|
|ShapeNum||Number of shape. (Range [0, inf )|
|vecOut||Get the Bounding Box Dimensions|
1 if successful, 0 otherwise.
pXent_getbounds(my, 1, vecBBox);