projectedMeters static method

ProjectedMeters projectedMeters(double latitude, double longitude)

ref.

• https://docs.mapbox.com/ios/maps/api/10.2.0/core/Classes/MBMProjectedMeters.html

Implementation

static ProjectedMeters projectedMeters(double latitude, double longitude) {
  final f = math.sin(latitude * _degToRad);
  final easting = _earthR * longitude * _degToRad;
  final northing = 0.5 * _earthR * math.log((1 + f) / (1 - f));
  return ProjectedMeters(northing, easting);
}