Unity Physarum Compute Shader

A basic implementation of the Physarum Polycephalum (AKA Slime Mold) code in Unity.

Much of this logic comes from Sage Jenson's slime-mold notes found here: https://sagejenson.com/physarum

Many of the compute-shader techniques used here were learned in Arsiliath's computeshader workshop. https://twitter.com/arsiliath