This includes a brush (.SPPR) for Substance Painter 2019.3.1 or later, and a Substance (.SBSAR) for Substance Designer 2019.3 or later.
This tool can be used to easily texture a stylized iris with a single press, and includes many customization options. Such as;
These tools include Base Color and Emissive maps. Roughness, Metallic, Normal etc are meant to be inherited from the underlying eye material.
Fixed an error causing the iris ring to always be visible with the Insect pupil shape active.