Function setLevelCrossingFlags

src/OpenLoco/src/Map/TileManager.cpp:1238–1287

0x004795D1

    // 0x004795D1
    void setLevelCrossingFlags(const World::Pos3 pos)
    {
        auto findLevelTrackAndRoad = [pos](auto&& trackFunction, auto&& roadFunction) {
            auto tile = World::TileManager::get(pos);
            for (auto& el : tile)
            {
                if (el.baseHeight() != pos.z)
                {
                    continue;
                }
                if (el.isAiAllocated())
                {
                    continue;
                }
                auto* elTrack = el.as<World::TrackElement>();
                if (elTrack != nullptr)
                {
                    if (elTrack->trackId() == 0)
                    {
                        trackFunction(*elTrack);
                    }
                }
                auto* elRoad = el.as<World::RoadElement>();
                if (elRoad != nullptr)
                {
                    if (elRoad->roadId() == 0)
                    {
                        roadFunction(*elRoad);
                    }
                }
            }
        };

        bool hasRoad = false;
        bool hasTrack = false;
        findLevelTrackAndRoad(
            [&hasTrack](World::TrackElement& elTrack) { hasTrack |= elTrack.hasLevelCrossing(); },
            [&hasRoad](World::RoadElement& elRoad) { hasRoad |= elRoad.hasLevelCrossing(); });

        if (hasRoad ^ hasTrack)
        {
            findLevelTrackAndRoad(
                [hasTrack](World::TrackElement& elTrack) { if (hasTrack) { elTrack.setHasLevelCrossing(false); } },
                [hasRoad](World::RoadElement& elRoad) { if (hasRoad) {
                    elRoad.setHasLevelCrossing(false);
                    elRoad.setUnk7_10(false);
                    elRoad.setLevelCrossingObjectId(0);
                } });
        }
    }

    // 0x004690FC
    void setTerrainStyleAsCleared(const Pos2& pos)