To prepare a spline curve to be used by the
splineMgr class, we can perform the following steps:
0). This will be the parent node to the collection of waypoints. Name it something appropriate, such as
waypoint2, and so on. Note, we use GameObjects instead of empty objects so that we can enable the mesh renderer on the nodes if debugging or visualization is necessary. Our system will require a minimum of five points and two segments.