add_slope	add_slope
denoise_scene	denoise_scene
downsample_scene	downsample_scene
d_visibility	d_visibility
generate_sphere	generate_sphere
h_visibility	h_visibility
reconstruct_ground	reconstruct_ground
remove_slope	remove_slope
sample_scene	sample_scene
set_position	set_position
viewshed3d	viewshed3d
viewsheds	viewsheds
visibility	visibility
