public virtual IObjectiveFunction Fork()
{
// we need to deep-clone values since they may be updated inplace on evaluation
ObjectiveFunctionBase objective = (ObjectiveFunctionBase)CreateNew();
objective.Point = Point == null ? null : Point.Clone();
objective.Value = Value;
objective.Gradient = Gradient == null ? null : Gradient.Clone();
objective.Hessian = Hessian == null ? null : Hessian.Clone();
return(objective);
}
/// <summary>
/// Reverses the gradient color and alpha keys.
/// </summary>
/// <param name="_Gradient">The original gradient you want to reverse.</param>
/// <returns>Returns a new Gradient instance with the reversed keys of the input Gradient.</returns>
public static Gradient Reverse(this Gradient _Gradient)
{
Gradient gradient = _Gradient.Clone();
gradient.colorKeys = new GradientColorKey[_Gradient.colorKeys.Length];
for (int i = 0; i < _Gradient.colorKeys.Length; i++)
{
gradient.colorKeys[i] = new GradientColorKey(_Gradient.colorKeys[i].color, 1f - _Gradient.colorKeys[i].time);
}
gradient.alphaKeys = new GradientAlphaKey[_Gradient.alphaKeys.Length];
for (int i = 0; i < _Gradient.alphaKeys.Length; i++)
{
gradient.alphaKeys[i] = new GradientAlphaKey(_Gradient.alphaKeys[i].alpha, 1f - _Gradient.alphaKeys[i].time);
}
return(gradient);
}
