PK_ERROR_code_t   PK_FACE_find_uvbox
(
--- received arguments ---
PK_FACE_t         face,          --- face for which uvbox required

--- returned arguments ---
PK_UVBOX_t *const uvbox          --- uvbox containing face
)


This function finds a uvbox which bounds the given face in the parameter space
of the face's surface.


Specific Errors:
    PK_ERROR_missing_geom       insufficient geometry to calculate uvbox
    PK_ERROR_no_geometry        face has no attached surface