PK_PARAM_direction_t

typedef int PK_PARAM_direction_t;

Used in:

PK_BSURF_ask_knots
PK_BSURF_lower_degree
PK_BSURF_raise_degree
PK_BSURF_remove_knots
PK_CURVE_is_isoparam
PK_FACE_split_at_param
PK_SURF_find_discontinuity
PK_SURF_make_curve_isoparam

A direction in parameter space. May be U or V.

    PK_PARAM_direction_u_c          First parameter direction
    PK_PARAM_direction_v_c          Second parameter direction