Here is a cool 3ds max spline exporter script. That could work with the PathAnimator. Good if you have to make tools for artist to make stuff for your app.
http://algorithmist.wordpress.com/2007/09/16/papervision-3d-path-animation-from-3ds-max/ I found that the mesh imported from the same scene as the spline is 100 percent bigger. So you might have to scale the spline or mesh to fit.
