kicad/libs/kimath/include/geometry
..
circle.h
convex_hull.h
direction45.h
geometry_utils.h
poly_grid_partition.h
polygon_triangulation.h
seg.h
shape.h
shape_arc.h
shape_circle.h
shape_compound.h
shape_file_io.h
shape_index.h
shape_index_list.h
shape_line_chain.h
shape_null.h
shape_poly_set.h
shape_rect.h
shape_segment.h
shape_simple.h