OdDbXline::getSecondDeriv Method

Syntax

C++

virtual OdResult getSecondDeriv(double param, OdGeVector3d& secondDeriv) const;

Description

Computes the second derivative for the specified parameter of the infinity line entity and returns the three-dimensional vector instance. The second derivative has (0,0,0) coordinates for any point of the infinite line.

Parameters

Parameters	Description
param	[in] Parameter value specifying the point on the infinite line as a Double value.
secondDeriv	[out] Reference to a variable in which this method must save the second derivative as three-dimensional vector instance.

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