Unity 2018 Artificial Intelligence Cookbook - Second Edition

There's more...

It's important to take into account the order in which the nodes are linked in the inspector for the path to work as expected. A practical way to achieve this is to manually name the nodes with a reference number:

An example of a path set up in the Inspector window

Also, we could define the OnDrawGizmos function in order to have a better visual reference of the path:

void OnDrawGizmos () { Vector3 direction; Color tmp = Gizmos.color; Gizmos.color = Color.magenta;//example color int i; for (i = 0; i < nodes.Count - 1; i++) { Vector3 src = nodes[i].transform.position; Vector3 dst = nodes[i+1].transform.position; direction = dst ...