The R package habtools is a collection of functions for sampling and simulating 3D surfaces and objects and estimating metrics like rugosity, fractal dimension, convexity, sphericity, circularity, second moments of area and volume, and more.
The best way to install habtools is through cran.
install.packages("habtools")
You can also install the development version from GitHub with:
# install.packages("devtools")
devtools::install_github("jmadinlab/habtools")