Function GetRoadTypes

src/road.cpp:238–257

* Get list of road types, regardless of company availability. * @param introduces If true, include road types introduced by other road types * @return the road types. */

 * @return the road types.
 */
RoadTypes GetRoadTypes(bool introduces)
{
	RoadTypes rts{};

	for (const Engine *e : Engine::IterateType(VEH_ROAD)) {
		const EngineInfo *ei = &e->info;
		if (!ei->climates.Test(_settings_game.game_creation.landscape)) continue;

		const RoadVehicleInfo *rvi = &e->VehInfo<RoadVehicleInfo>();
		assert(rvi->roadtype < ROADTYPE_END);
		if (introduces) {
			rts.Set(GetRoadTypeInfo(rvi->roadtype)->introduces_roadtypes);
		} else {
			rts.Set(rvi->roadtype);
		}
	}

	if (introduces) return AddDateIntroducedRoadTypes(rts, CalendarTime::MAX_DATE);
	return rts;
}

/**
 * Get the road type for a given label.