/// <summary>
/// Creates a new instance of the <see cref="ToneCurve"/> class for a gamma tone curve.
/// </summary>
/// <param name="context">A <see cref="Context"/>, or null for the global context.</param>
/// <param name="gamma">The value of the gamma exponent.</param>
/// <returns>A new <see cref="ToneCurve"/> instance.</returns>
/// <exception cref="LcmsNETException">
/// Failed to create instance.
/// </exception>
/// <remarks>
/// Creates the instance in the global context if <paramref name="context"/> is null.
/// </remarks>
public static ToneCurve BuildGamma(Context context, double gamma)
{
return(new ToneCurve(Interop.BuildGammaToneCurve(context?.Handle ?? IntPtr.Zero, gamma), context));
}
