/// <summary>
/// Subtracts the darker of the two constituent colors from the lighter color.
/// Painting with white inverts the backdrop color; painting with black produces no change.
/// </summary>
/// <param name="backdrop">The backdrop color.</param>
/// <param name="source">The source color.</param>
/// <returns>
/// The <see cref="Color"/>.
/// </returns>
public static Color Difference(Color backdrop, Color source)
{
Vector4 difference = Vector4BlendTransforms.Difference(backdrop.ToVector4(), source.ToVector4());
return(new Color(Pack(ref difference)));
}
/// <summary>
/// Subtracts the darker of the two constituent colors from the lighter color.
/// Painting with white inverts the backdrop color; painting with black produces no change.
/// </summary>
/// <param name="backdrop">The backdrop color.</param>
/// <param name="source">The source color.</param>
/// <returns>
/// The <see cref="ColorVector"/>.
/// </returns>
public static ColorVector Difference(ColorVector backdrop, ColorVector source)
{
Vector4 difference = Vector4BlendTransforms.Difference(backdrop.backingVector, source.backingVector);
return(new ColorVector(difference));
}