'Declaration
Public Function New( _
ByVal x As System.Double, _
ByVal y As System.Double, _
ByVal z As System.Nullable(Of Double), _
ByVal m As System.Nullable(Of Double) _
)
public GeoPoint(
System.double x,
System.double y,
System.Nullable<double> z,
System.Nullable<double> m
)