Method GetClassCount

src/newgrf_class_func.h:93–96

 */
template <typename Tspec, typename Tindex, Tindex Tmax>
uint NewGRFClass<Tspec, Tindex, Tmax>::GetClassCount()
{
	return static_cast<uint>(NewGRFClass::classes.size());
}

/**
 * Get the number of classes available to the user.