OdDgCurveElement2d::getFirstDeriv Method (double, OdGeVector2d&)

Syntax

C++

virtual OdResult getFirstDeriv(double param, OdGeVector2d& firstDeriv) const;

Description

Returns the first derivative of this Curve object at the specified WCS point.

Parameters

Parameters	Description
param	[in] Parameter specifying point.
firstDeriv	[out] Receives the first derivative.
pointOnCurve	[in] Point on the curve.

Returns

Returns eOk if successful, or an appropriate error code if not.

Links

Relief for ODA Team in Ukraine