/// <summary>Converts the current instance to a highly-precise pixel coordinate.</summary>
public PointD ToPointD()
{
// First, convert to the North/CW orientation
// then convert to pixel (same as Cartesian but -Y)
Radian adj = ToOrientation(Azimuth.East, PolarCoordinateOrientation.Counterclockwise).Theta.ToRadians();
return(new PointD(R * adj.Cosine().Value, -R * adj.Sine().Value));
}