Beginners you can make your own alphas for Substance Painter using Substance Designer. With just a few nodes you can easily make all manner of shapes and patterns to make useful alphas for Painter.
Table of Contents:
00:00 - Intro
00:28 - Setup
01:36 - Shape
02:26 - Warp
05:04 - Directional Warp
07:07 - Slope Blur
09:02 - Falloff
10:12 - Export