namespace System.Windows.Media
{
    public abstract class Visual : DependencyObject
    {
        [Obsolete("Avoid using BitmapEffects as they have very poor performance characteristics.  They will be deprecated in a future version.  Consider using the UIElement.Effect property and ShaderEffects where appropriate instead.")]
        protected internal BitmapEffect VisualBitmapEffect { get; set; }
    }
}