1 This is BRL-CAD's LIBBN basic numerics library. 2 3 The following functions are typically called (heavily) during geometry 4 facetization and would make for an excellent starting point for unit 5 tests: 6 7 bn_3pts_collinear 8 bn_3pts_distinct 9 bn_angle_measure 10 bn_dist_pt3_line3 11 bn_dist_pt3_lseg3 12 bn_dist_pt3_pt3 13 bn_distsq_line3_pt3 14 bn_distsq_pt3_lseg3 15 bn_isect_line3_line3 16 bn_isect_line3_plane 17 bn_isect_line_lseg 18 bn_isect_lseg3_lseg3 19 bn_isect_pt_lseg 20 bn_mat_arb_rot 21 bn_mat_determinant 22 bn_mat_fromto 23 bn_mat_inv 24 bn_mat_mul 25 bn_mk_plane_3pts 26 bn_mkpoint_3planes 27 bn_pt3_pt3_equal 28 bn_vec_ortho 29 bn_vec_perp