Detail this asset from Unity Store: Original Link
This is a paid asset, but now you can easily download Behavior Designer – Formations Pack Free.
Behavior Designer – Formations Pack v1.2.1
Behavior Designer – Formations Pack v1.0.2
Requires Behavior Designer (link)
Behavior Designer – Formations Pack contains 14 different behaviour tree tasks focused on group formations with Unity’s NavMesh or the A* Pathfinding Project.
Agents can join and leave the formation at any time. The formation will dynamically respond to changes.
Each task is well commented and written in a generic and clean way making it very easy to integrate into your own project. This pack will continue to grow as we hear new task suggestions from the community.
The following tasks are included:
– Column
– Row
– Grid
– Line
– Echelon
– Wedge
– V
– Arc
– Skirmisher
– Swarm
– Diamond
– Triangle
– Square
– Circle