Test whether an aniframe uses a polar coordinate system
Examples
af <- example_aniframe(n_obs = 3, n_individuals = 1, n_keypoints = 1)
is_polar(af)
#> [1] FALSE
Test whether an aniframe uses a polar coordinate system
af <- example_aniframe(n_obs = 3, n_individuals = 1, n_keypoints = 1)
is_polar(af)
#> [1] FALSE