Generate Isolines and Isobands from Regularly Spaced Elevation
Grids
c(person(given = "Claus O.",
             family = "Wilke",
             role = c("aut", "cre"),
             email = "wilke@austin.utexas.edu",
             comment = c(ORCID = "0000-0002-7470-9261")),
      person(given = "Thomas Lin",
             family = "Pedersen",
             role = "aut",
             email = "thomasp85@gmail.com",
             comment = c(ORCID = "0000-0002-5147-4711")))
A fast C++ implementation to generate contour lines (isolines) and
  contour polygons (isobands) from regularly spaced grids containing elevation data.
covr, ggplot2, knitr, magick, microbenchmark, rmarkdown, sf,
testthat
Claus O. Wilke [aut, cre] (<https://orcid.org/0000-0002-7470-9261>),
  Thomas Lin Pedersen [aut] (<https://orcid.org/0000-0002-5147-4711>)