public ImageUtility.float4 Location = new ImageUtility.float4(); // The location (in UV space) where the swatch color was taken (XY=Top Left Corner, ZW=Bottom Right Corner)
public override void Save(CalibratedTexture _Owner, XmlElement _SwatchElement)
{
base.Save(_Owner, _SwatchElement);
_Owner.SetAttribute(_SwatchElement, "SampleTopLeft", (new ImageUtility.float2(Location.x, Location.y)).ToString());
_Owner.SetAttribute(_SwatchElement, "SampleBottomRight", (new ImageUtility.float2(Location.z, Location.w)).ToString());
}