PK_BSURF_raise_degree

PK_ERROR_code_t                  PK_BSURF_raise_degree
(
--- received arguments ---
PK_BSURF_t                       bsurf,        --- b-surf
PK_PARAM_direction_t             u_or_v,       --- which degree to raise
int                              increment,    --- how much to raise by
const PK_BSURF_raise_degree_o_t *options       --- options
)


This function modifies the given 'bsurf' by raising its 'u_or_v' degree
by 'increment'.


Specific Errors:
    PK_ERROR_bad_value          'increment' is not greater than zero