PK_FACE_find_interior_vec

PK_ERROR_code_t                        PK_FACE_find_interior_vec
(
--- received arguments ---
PK_FACE_t                              face,        --- face to find interior
                                                    --- vector
const PK_FACE_find_interior_vec_o_t   *options,     --- options structure

--- returned arguments ---
PK_VECTOR_t *const                     int_vec,     --- vector interior to face
PK_UV_t *const                         uv_params    --- surface parameters
                                                    --- of the vector
)


The function returns an arbitrary vector interior to the given face, and the
surface u- and v-parameters of the vector. The returned vector will always lie
in the interior of the given face, never on its boundary edges or vertices.


Specific Errors:
    PK_ERROR_missing_geom              Insufficient geometry to calculate
                                       vector. (MILD)
    PK_ERROR_no_geometry               Face has no attached surface. (MILD)
    PK_ERROR_find_interior_failed      Operation failed. (MILD)