@Override
public void initialize(ProjParameters params) throws ProjectionConfigurationException {
ellps = params.ellps;
e = ellps.e;
if (params.lat_0 == null)
throw new ProjectionConfigurationException(tr("Parameter ''{0}'' required.", "lat_0"));
if (params.lat_1 != null && params.lat_2 != null) {
initialize2SP(params.lat_0, params.lat_1, params.lat_2);
} else {
initialize1SP(params.lat_0);
}