Convert batch WGS84 coordinates to UTM.
Input: flat [lng0, lat0, lng1, lat1, ...]. Output: flat [zone, easting, northing, zone, easting, northing, ...].
[lng0, lat0, lng1, lat1, ...]
[zone, easting, northing, zone, easting, northing, ...]
Convert batch WGS84 coordinates to UTM.
Input: flat
[lng0, lat0, lng1, lat1, ...]. Output: flat[zone, easting, northing, zone, easting, northing, ...].