Method WasEverAvailable

src/newgrf_object.cpp:88–91

* Check whether the object was available at some point in the past or present in this game with the current game mode. * @return true if it was ever or is available. */

 * @return true if it was ever or is available.
 */
bool ObjectSpec::WasEverAvailable() const
{
	return this->IsEverAvailable() && TimerGameCalendar::date > this->introduction_date;
}

/**
 * Check whether the object is available at this time.