API Reference > OdDg Classes > OdDgBSplineSurface Class > OdDgBSplineSurface Methods > OdDgBSplineSurface::isRational Method
OdDgBSplineSurface::isRational Method
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Parameters |
Description |
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bool& bIsRational |
[out] A passed-in parameter for returning the indicator of whether the surface is rational. |
Returns eOk if successful. If the surface doesn't contain any NURBS information, returns eFail.
Determines whether the surface is rational. If the surface is rational, the method returns true, otherwise the method returns false.
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