Function liftUpTail

src/OpenLoco/src/Vehicles/VehicleTail.cpp:120–175

0x004B090F

    // 0x004B090F
    void liftUpTail(VehicleTail& tail)
    {
        if (tail.mode == TransportMode::road)
        {
            const auto tailPos = World::Pos3(tail.tileX, tail.tileY, tail.tileBaseZ * World::kSmallZStep);

            auto pos = tailPos;

            RoutingManager::RingView ring(tail.routingHandle);
            for (const auto& handle : ring)
            {
                const auto routing = RoutingManager::getRouting(handle);
                auto tad = TrackAndDirection::_RoadAndDirection(0, 0);
                tad._data = routing & Track::AdditionalTaDFlags::basicTaDMask;
                tail.updateRoadTileOccupancy(pos, tad, false);

                pos += World::TrackData::getUnkRoad(tad.basicRad()).pos;
            }
        }
        else
        {
            const auto tailPos = World::Pos3(tail.tileX, tail.tileY, tail.tileBaseZ * World::kSmallZStep);
            {
                TrackAndDirection::_TrackAndDirection tad{ 0, 0 };
                tad._data = RoutingManager::getRouting(tail.routingHandle) & Track::AdditionalTaDFlags::basicTaDMask;
                auto& trackSize = World::TrackData::getUnkTrack(tad._data);
                auto pos = tailPos + trackSize.pos;
                if (trackSize.rotationEnd < 12)
                {
                    pos -= World::Pos3{ World::kRotationOffset[trackSize.rotationEnd], 0 };
                }
                tad.setReversed(!tad.isReversed());
                sub_4A2AD7(pos, tad, tail.owner, tail.trackType);
            }

            auto pos = tailPos;

            RoutingManager::RingView ring(tail.routingHandle);
            for (const auto& handle : ring)
            {
                const auto routing = RoutingManager::getRouting(handle);
                auto tad = TrackAndDirection::_TrackAndDirection(0, 0);
                tad._data = routing & Track::AdditionalTaDFlags::basicTaDMask;
                sub_4A2AD7(pos, tad, tail.owner, tail.trackType);

                if (routing & Track::AdditionalTaDFlags::hasSignal)
                {
                    setSignalState(pos, tad, tail.trackType, 0);
                }

                leaveLevelCrossing(pos, tad, 9);

                pos += World::TrackData::getUnkTrack(tad._data).pos;
            }
        }
    }
}