设置样条线定义数据.

[helpstring("method SetNurbsData")]
HRESULT SetNurbsData([in] LONG degree, [in] VARIANT_BOOL rational, [in] VARIANT_BOOL closed, [in] VARIANT_BOOL periodic, [in] IMxDrawPoints* controlPoints, [in] IMxDrawResbuf* knots, [in] IMxDrawResbuf* weights, [in] DOUBLE controlPtTol, [in] DOUBLE knotTol);