API Reference > OdDb Classes > OdDbNurbSurface Class > OdDbNurbSurface Methods > OdDbNurbSurface::getIsolineAtU Method
OdDbNurbSurface::getIsolineAtU Method
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Parameters |
Description |
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double dU |
[in] u parameter. |
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OdDbCurvePtrArray& lineSegments |
[out] A passed-in parameter for returning the array of isoline segments. |
Returns eOk if successful. If the surface doesn't contain any NURBS information, returns eFail.
Returns the isolines at a specified u value. The isolines are created in the v direction. If there are holes in the surface, there could be a number of isoline segments at a specified u value.
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