Module projected_edges 

Functions

push_blended_edge

Blends body-frame chords and arcs with blend in [0, 1]; arc radii interpolate about arc_center.

push_projected_chord

Samples in the body frame, then clips before adding the world translation.

retain_in_radius_triangles

sample_in_radius

stereographic_clip_radius

stereographic_view_point

Restores near-pole magnitude; the exact pole produces a non-finite sample for culling.