Yup, that was from me.
I will reactivate the link:
www.wasteland.at/companion.zipIts c-script for A6, but should be easy adoptable to A7
Its a very good way to realize a following companion, or even
a certain type of "chasing" enemy, that finds his way without
having you to implement pathfinding.
---
It also contains a decent ego-shooter WASD movement routine.