This is a wrapper function used by explore_space_pca() and
should be be called directly by the user
add_interp(
dt,
interp_size = 1.5,
interp_alpha = NULL,
interp_color = NULL,
interp_group = NULL,
...
)a wrapper for drawing the interpolation points in explore_space_pca()
A data object from the running the optimisation algorithm in guided tour
numeric; the size of the interpolation path
numeric; the alpha of the interpolation path
the variable to be coloured by
the variable to label different interpolation path
other aesthetics inherent from explore_space_pca()
Other draw functions:
add_anchor(),
add_anno(),
add_dir_search(),
add_end(),
add_interp_last(),
add_interrupt(),
add_search(),
add_space(),
add_start(),
add_theo()