GetElevation Method
Given a Northing and Easting, return the elevation.
Signature
RetVal = object.GetElevation(Easting, Northing)
object
Surface The object or objects this property applies to.
Easting
Double; input-only
The Easting coordinate to query.
Northing
Double; input-only
The Northing coordinate to query.
RetVal
Double
The elevation for the Easting / Northing.
Remarks
If the coordinates are within the bounds of the Surface, the elevation will be returned. If the coordinates lie outside of the Surface or lie in a hole in the Surface, then -1e20 will be returned.