/// <summary>Adds a specific inequality constraint.
/// </summary>
/// <param name="equalityConstraintFunction">The equality constraint function, i.e. a argument x will be accepted iff |c(x)| < <paramref name="tolerance"/>.</param>
/// <param name="tolerance">The tolerance.</param>
/// <returns>A value indicating whether the equality constraint has been added.</returns>
public NLoptResultCode AddEqualityConstraint(NLoptEqualityConstraintFunction equalityConstraintFunction, double tolerance)
{
if (m_NLopPtr == IntPtr.Zero)
{
throw new ObjectDisposedException("NLoptPtr");
}
return(nlopt_add_equality(m_NLopPtr, equalityConstraintFunction, IntPtr.Zero, tolerance));
}
private static extern NLoptResultCode nlopt_add_equality(IntPtr opt, [MarshalAs(UnmanagedType.FunctionPtr)] NLoptEqualityConstraintFunction equalityConstraintFunction, IntPtr data, double tolerance);
