PK_extend_side_data_t   

struct PK_extend_side_data_s
    {
    int                 n_vertices;   --- number of vertices
                                      --- (0)
    const PK_VERTEX_t  *vertices;     --- terminal vertices of the
                                      --- edge chains specified
                                      --- for extension
                                      --- (NULL)
    const PK_extend_side_t
                       *extend_sides;
                                      --- how to create side edges
                                      --- of extension faces at
                                      --- the corresponding terminal
                                      --- vertices
                                      --- (NULL)
};

typedef struct PK_extend_side_data_s PK_extend_side_data_t;



This structure specifies data for building side edges of extension faces
at the selected terminal vertices of the chain of edges specified for
extension.

Used in:

PK_BODY_extend_o_t