System.Drawing.Imaging.Effects.ShadowCurveEffect
Increases or decreases the value of a color channel if that channel already has a value that is below half
intensity.
namespace System.Drawing.Imaging.Effects
{
public class ShadowCurveEffect : ColorCurveEffect
{
public int Shadow { get; }
public ShadowCurveEffect(CurveChannel channel, int shadow);
}
}