Get colors on sRGB grid
pth_mat_gamut(
  n_point = 5,
  transformer = pth_to_cieluv,
  set = c("edge", "vertex", "surface", "all")
)integer number of points along a dimension
function used to transform the colors to new
color space, e.g. pth_to_cieluv.
character indicates the geometry to which to limit the points
on the gamut.
matrix with S3 class pth_mat.