struct PK_FACE_repair_o_s { int o_t_version; --- version number of option structure PK_LOGICAL_t split_g1; --- split at G1 discontinuities --- (default PK_LOGICAL_true) PK_LOGICAL_t split_self_int; --- split to avoid self-intersections --- (default PK_LOGICAL_true) }; typedef struct PK_FACE_repair_o_s PK_FACE_repair_o_t; This options structure holds optional controls for PK_FACE_repair. Description of fields: split_g1 Split the face along lines of G1 discontinuity. split_self_int Split the face so that the parametric ranges of the subdivided faces avoid any self-intersecting areas in the original surface.