/// <summary>
/// Multiplies or screens the colors, depending on the backdrop color value.
/// <remarks>
/// Source colors overlay the backdrop while preserving its highlights and shadows.
/// The backdrop color is not replaced but is mixed with the source color to reflect the lightness or darkness
/// of the backdrop.
/// </remarks>
/// </summary>
/// <param name="backdrop">The backdrop color.</param>
/// <param name="source">The source color.</param>
/// <returns>
/// The <see cref="RgbaVector"/>.
/// </returns>
public static RgbaVector Overlay(RgbaVector backdrop, RgbaVector source)
{
Vector4 overlay = Vector4BlendTransforms.Overlay(backdrop.backingVector, source.backingVector);
return(new RgbaVector(overlay));
}
/// <summary>
/// Multiplies or screens the colors, depending on the backdrop color value.
/// <remarks>
/// Source colors overlay the backdrop while preserving its highlights and shadows.
/// The backdrop color is not replaced but is mixed with the source color to reflect the lightness or darkness
/// of the backdrop.
/// </remarks>
/// </summary>
/// <param name="backdrop">The backdrop color.</param>
/// <param name="source">The source color.</param>
/// <returns>
/// The <see cref="Rgba32"/>.
/// </returns>
public static Rgba32 Overlay(Rgba32 backdrop, Rgba32 source)
{
Vector4 overlay = Vector4BlendTransforms.Overlay(backdrop.ToVector4(), source.ToVector4());
return(PackNew(ref overlay));
}