fgTie("/environment/visibility-m", _environment,
&FGEnvironment::get_visibility_m, &FGEnvironment::set_visibility_m);
fgSetArchivable("/environment/visibility-m");
+ fgTie("/environment/effective-visibility-m", thesky,
+ &SGSky::get_visibility );
fgTie("/environment/temperature-sea-level-degc", _environment,
&FGEnvironment::get_temperature_sea_level_degc,
&FGEnvironment::set_temperature_sea_level_degc);
FGEnvironmentMgr::unbind ()
{
fgUntie("/environment/visibility-m");
+ fgUntie("/environment/effective-visibility-m");
fgUntie("/environment/temperature-sea-level-degc");
fgUntie("/environment/temperature-degc");
fgUntie("/environment/dewpoint-sea-level-degc");