Function getDockTargetFromStation

src/OpenLoco/src/Vehicles/VehicleHead.cpp:3687–3738

0x00428379

    // 0x00428379
    static std::optional<WaterPathingResult> getDockTargetFromStation(StationId stationId)
    {
        auto* station = StationManager::get(stationId);
        for (auto i = 0U; i < station->stationTileSize; ++i)
        {
            // Remember z needs floored
            const auto& pos = station->stationTiles[i];

            StationElement* elStation = [&pos]() -> World::StationElement* {
                auto tile = TileManager::get(pos);
                for (auto& el : tile)
                {
                    auto* elStation = el.as<StationElement>();
                    if (elStation == nullptr)
                    {
                        continue;
                    }
                    if (elStation->isGhost() || elStation->isAiAllocated())
                    {
                        continue;
                    }
                    if (elStation->baseZ() != pos.z / World::kSmallZStep)
                    {
                        continue;
                    }
                    return elStation;
                }
                return nullptr;
            }();
            if (elStation == nullptr)
            {
                continue;
            }
            if (elStation->stationType() != StationType::docks)
            {
                continue;
            }
            if (elStation->isFlag6())
            {
                continue;
            }

            const auto* dockObj = ObjectManager::get<DockObject>(elStation->objectId());
            const auto boatPos = Math::Vector::rotate(dockObj->boatPosition, elStation->rotation()) + pos;
            auto dockTarget = WaterPathingResult(
                boatPos + World::Pos2{ 32, 32 },
                stationId,
                World::Pos3{ pos.x, pos.y, Numerics::floor2(pos.z, 4) });
            return dockTarget;
        }
        return std::nullopt;
    }

    struct PathFindingResult
    {