Function isTrackRoutingResultBetter

src/OpenLoco/src/Vehicles/VehicleHead.cpp:5868–5950

0x004AC6DA

    // 0x004AC6DA
    static bool isTrackRoutingResultBetter(const RoutingResult& base, const RoutingResult& newResult)
    {
        if (base.signalState == RouteSignalState::null)
        {
            return true;
        }
        const bool newReachedTarget = newResult.bestDistToTarget == 0;
        const bool baseReachedTarget = base.bestDistToTarget == 0;
        if (newReachedTarget && newResult.signalState == RouteSignalState::signalBlockedOneWay)
        {
            if (base.signalState <= RouteSignalState::signalClear && base.bestTrackWeighting > 288)
            {
                const auto adjustedWeighting = newResult.bestTrackWeighting * 5 / 4;
                if (adjustedWeighting <= base.bestTrackWeighting)
                {
                    return true;
                }
            }
        }
        if (baseReachedTarget && base.signalState == RouteSignalState::signalBlockedOneWay)
        {
            if (newResult.signalState <= RouteSignalState::signalClear && newResult.bestTrackWeighting > 288)
            {
                const auto adjustedWeighting = base.bestTrackWeighting * 5 / 4;
                if (adjustedWeighting <= newResult.bestTrackWeighting)
                {
                    return false;
                }
            }
        }
        if (!newReachedTarget && newResult.signalState == RouteSignalState::signalBlockedOneWay)
        {
            if (!baseReachedTarget && base.signalState == RouteSignalState::signalClear)
            {
                const auto adjustedDist = newResult.bestDistToTarget * 5 / 4;
                if (adjustedDist <= base.bestDistToTarget
                    || newResult.bestDistToTarget + 320 <= base.bestDistToTarget)
                {
                    return true;
                }
            }
        }
        if (!baseReachedTarget && base.signalState == RouteSignalState::signalBlockedOneWay)
        {
            if (!newReachedTarget && newResult.signalState == RouteSignalState::signalClear)
            {
                const auto adjustedDist = base.bestDistToTarget * 5 / 4;
                if (adjustedDist <= newResult.bestDistToTarget
                    || base.bestDistToTarget + 320 <= newResult.bestDistToTarget)
                {
                    return false;
                }
            }
        }
        if (newReachedTarget && !baseReachedTarget)
        {
            return true;
        }