/**
* Create user interface
*
* @return
*/
private void updateElevation() {
double my_h = h;
if (my_h == Double.MAX_VALUE)
h = my_h = globe == null ? 0 : globe.getElevation(lon, lat) * globe.getElevationScale();
if (Math.abs(hTerrain + my_h - hEllps) > 0.01) {
hTerrain = hEllps - my_h;
if (hTerrain < min_h) {
hTerrain = min_h;
hEllps = hTerrain + my_h;
}
ele_changed = true;
}
}
