Breakdown: https://petemcnally.com/2018/11/13/soft-underfoot/
Photogrammetry from some pics I took of the ground around a bus stop in a wooded area. Reality Capture with 28 photos for the mesh, Artomatix to fill in missing detail and remove seams and Substance Designer for some finishing touches. The height map was created in Knald.
Material - Fall leaves
Material - Autumn leaves
Material - Fall leaves with breakdown