statemachine::NavigatingState Class Reference

The NavigatingState class implements the Navigating state for the Autonomy State Machine. More...

#include <NavigatingState.h>

Inheritance diagram for statemachine::NavigatingState:

Collaboration diagram for statemachine::NavigatingState:

Public Member Functions
	NavigatingState ()
	Construct a new State object.
void	Run () override
	Run the state machine. Returns the next state.
States	TriggerEvent (Event eEvent) override
	Trigger an event in the state machine. Returns the next state.
Public Member Functions inherited from statemachine::State
	State (States eState)
	Construct a new State object.
virtual	~State ()=default
	Destroy the State object.
States	GetState () const
	Accessor for the State private member.
virtual std::string	ToString () const
	Accessor for the State private member. Returns the state as a string.
virtual bool	operator== (const State &other) const
	Checks to see if the current state is equal to the passed state.
virtual bool	operator!= (const State &other) const
	Checks to see if the current state is not equal to the passed state.

Protected Member Functions
void	Start () override
	This method is called when the state is first started. It is used to initialize the state.
void	Exit () override
	This method is called when the state is exited. It is used to clean up the state.

Private Attributes
bool	m_bFetchNewWaypoint
geoops::Waypoint	m_stGoalWaypoint
bool	m_bInitialized
std::vector< std::shared_ptr< TagDetector > >	m_vTagDetectors
std::vector< std::shared_ptr< ObjectDetector > >	m_vObjectDetectors
statemachine::TimeIntervalBasedStuckDetector	m_StuckDetector
std::unique_ptr< logging::graphing::PathTracer >	m_pRoverPathPlot
std::unique_ptr< controllers::PredictiveStanleyController >	m_pStanleyController
std::unique_ptr< pathplanners::AStar >	m_pAStarPlanner
std::vector< geoops::Waypoint >	m_vPathCoordinates

Detailed Description

The NavigatingState class implements the Navigating state for the Autonomy State Machine.

Author

Eli Byrd (edbgk.nosp@m.k@ms.nosp@m.t.edu)

Date

2024-01-17

Constructor & Destructor Documentation

NavigatingState()

statemachine::NavigatingState::NavigatingState

(

)

Construct a new State object.

Author

Eli Byrd (edbgk.nosp@m.k@ms.nosp@m.t.edu)

Date

2024-01-17

                                     : State(States::eNavigating)
    {
        // Submit logger message.
        LOG_INFO(logging::g_qConsoleLogger, "Entering State: {}", ToString());
 
        // Initialize member variables.
        m_bInitialized       = false;
        m_StuckDetector      = statemachine::TimeIntervalBasedStuckDetector(constants::STUCK_CHECK_ATTEMPTS,
                                                                       constants::STUCK_CHECK_INTERVAL,
                                                                       constants::STUCK_CHECK_VEL_THRESH,
                                                                       constants::STUCK_CHECK_ROT_THRESH);
        m_pRoverPathPlot     = std::make_unique<logging::graphing::PathTracer>("NavigatingRoverPath");
        m_pAStarPlanner      = std::make_unique<pathplanners::AStar>();
        m_pStanleyController = std::make_unique<controllers::PredictiveStanleyController>(constants::STANLEY_CROSSTRACK_CONTROL_GAIN,
                                                                                          constants::STANLEY_STEERING_ANGLE_LIMIT,
                                                                                          constants::STANLEY_DIST_TO_FRONT_AXLE,
                                                                                          constants::STANLEY_PREDICTION_HORIZON,
                                                                                          constants::STANLEY_PREDICTION_TIME_STEP);
 
        // Start state.
        if (!m_bInitialized)
        {
            Start();
            m_bInitialized = true;
        }
    }

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Member Function Documentation

Start()

void statemachine::NavigatingState::Start ( )

overrideprotectedvirtual

This method is called when the state is first started. It is used to initialize the state.

Author

Eli Byrd (edbgk.nosp@m.k@ms.nosp@m.t.edu)

Date

2024-01-17

Reimplemented from statemachine::State.

    {
        // Schedule the next run of the state's logic
        LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Scheduling next run of state logic.");
 
        // Initialize member variables.
        m_bFetchNewWaypoint = true;
        m_vTagDetectors     = {globals::g_pTagDetectionHandler->GetTagDetector(TagDetectionHandler::TagDetectors::eHeadMainCam)};
        m_vObjectDetectors  = {globals::g_pObjectDetectionHandler->GetObjectDetector(ObjectDetectionHandler::ObjectDetectors::eHeadMainCam)};
 
        // Create rover path layers.
        m_pRoverPathPlot->CreatePathLayer("NavPath", "--b");
        m_pRoverPathPlot->CreatePathLayer("RoverPath", "-.r*");
        m_pRoverPathPlot->CreatePathLayer("AStarPath", "-m");
        m_pRoverPathPlot->CreateDotLayer("SmoothPath", "b", false);
        m_pRoverPathPlot->CreateDotLayer("ObstaclesLocation", "o");
        m_pRoverPathPlot->CreateDotLayer("DetectedTags", "green");
        m_pRoverPathPlot->CreateDotLayer("DetectedObjects", "red");
    }

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Exit()

void statemachine::NavigatingState::Exit ( )

overrideprotectedvirtual

This method is called when the state is exited. It is used to clean up the state.

Author

Eli Byrd (edbgk.nosp@m.k@ms.nosp@m.t.edu)

Date

2024-01-17

Reimplemented from statemachine::State.

    {
        // Clean up the state before exiting
        LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Exiting state.");
    }

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Run()

void statemachine::NavigatingState::Run ( )

overridevirtual

Run the state machine. Returns the next state.

Author

Eli Byrd (edbgk.nosp@m.k@ms.nosp@m.t.edu)

Date

2024-01-17

Implements statemachine::State.

    {
        // Submit logger message.
        LOG_DEBUG(logging::g_qSharedLogger, "NavigatingState: Running state-specific behavior.");
 
        /*
            The overall flow of this state is as follows.
            1. Navigate to goal waypoint.
            1. Is there a tag -> MarkerSeen
            2. Is there an object -> ObjectSeen
            3. Is there an obstacle -> TBD
            4. Is the rover stuck -> Stuck
        */
 
        /* --- Navigate to goal waypoint --- */
 
        // Check if we should get a new goal waypoint and that the waypoint handler has one for us.
        if (m_bFetchNewWaypoint && globals::g_pWaypointHandler->GetWaypointCount() > 0)
        {
            // Trigger new waypoint event.
            globals::g_pStateMachineHandler->HandleEvent(Event::eNewWaypoint, true);
            return;
        }
 
        // Get Current rover pose.
        geoops::RoverPose stCurrentRoverPose = globals::g_pWaypointHandler->SmartRetrieveRoverPose();
        // Calculate distance and bearing from goal waypoint.
        geoops::GeoMeasurement stGoalWaypointMeasurement = geoops::CalculateGeoMeasurement(stCurrentRoverPose.GetUTMCoordinate(), m_stGoalWaypoint.GetUTMCoordinate());
        // Add the current rover pose to the path plot.
        m_pRoverPathPlot->AddPathPoint(stCurrentRoverPose.GetUTMCoordinate(), "RoverPath");
 
        // Only print out every so often.
        static bool bAlreadyPrinted = false;
        if ((std::chrono::duration_cast<std::chrono::seconds>(std::chrono::system_clock::now().time_since_epoch()).count() % 5) == 0 && !bAlreadyPrinted)
        {
            // Get raw Navboard GPS position.
            geoops::GPSCoordinate stCurrentGPSPosition = globals::g_pNavigationBoard->GetGPSData();
            // Calculate error between pose and GPS.
            geoops::GeoMeasurement stErrorMeasurement = geoops::CalculateGeoMeasurement(stCurrentRoverPose.GetGPSCoordinate(), stCurrentGPSPosition);
 
            // Assemble the error metrics into a single string. We are going to include the distance and bearing to the goal waypoint and
            // the error between the rover pose and the GPS position. The rover pose could be from VIO or GNSS fusion, or just GPS.
            std::string szErrorMetrics =
                "--------[ Navigating Error Report ]--------\nDistance to Goal Waypoint: " + std::to_string(stGoalWaypointMeasurement.dDistanceMeters) + " meters\n" +
                "Bearing to Goal Waypoint: " + std::to_string(stGoalWaypointMeasurement.dStartRelativeBearing) + " degrees\n" +
                "GPS/VIO Position Error (UTM for easy reading):\n" + std::to_string(stErrorMeasurement.dDistanceMeters) + " (distance) " +
                std::to_string(stErrorMeasurement.dStartRelativeBearing) + " (bearing)";
            // Submit the error metrics to the logger.
            LOG_INFO(logging::g_qSharedLogger, "{}", szErrorMetrics);
 
            // Set toggle.
            bAlreadyPrinted = true;
        }
        else if ((std::chrono::duration_cast<std::chrono::seconds>(std::chrono::system_clock::now().time_since_epoch()).count() % 5) != 0 && bAlreadyPrinted)
        {
            // Reset toggle.
            bAlreadyPrinted = false;
        }
 
        // Check if we are at the goal waypoint.
        if (stGoalWaypointMeasurement.dDistanceMeters > constants::NAVIGATING_REACHED_GOAL_RADIUS)
        {
            // NOTE: Optional - Uncomment the above code and comment out the below code to use stanley control to navigate to the goal waypoint.
            // Use stanley to calculate drive move/powers.
            // controllers::PredictiveStanleyController::DriveVector stDriveVector = m_pStanleyController->Calculate(stCurrentRoverPose);
            // // Calculate move from goal heading and desired speed.
            // diffdrive::DrivePowers stDriveSpeeds = globals::g_pDriveBoard->CalculateMove(stDriveVector.dVelocity,
            //                                                                              stDriveVector.dThetaHeading,
            //                                                                              stCurrentRoverPose.GetCompassHeading(),
            //                                                                              diffdrive::DifferentialControlMethod::eArcadeDrive);
            diffdrive::DrivePowers stDriveSpeeds = globals::g_pDriveBoard->CalculateMove(constants::NAVIGATING_MOTOR_POWER,
                                                                                         stGoalWaypointMeasurement.dStartRelativeBearing,
                                                                                         stCurrentRoverPose.GetCompassHeading(),
                                                                                         diffdrive::DifferentialControlMethod::eArcadeDrive);
            // Send drive powers over RoveComm.
            globals::g_pDriveBoard->SendDrive(stDriveSpeeds);
        }
        else
        {
            // Stop drive.
            globals::g_pDriveBoard->SendStop();
 
            // Check waypoint type.
            switch (m_stGoalWaypoint.eType)
            {
                // Goal waypoint is navigation.
                case geoops::WaypointType::eNavigationWaypoint:
                {
                    // Continuously navigate to the next waypoint if our current waypoint ID is set to -99.
                    if (globals::g_pWaypointHandler->GetWaypointCount() > 1 &&
                        m_stGoalWaypoint.nID == static_cast<int>(manifest::Autonomy::AUTONOMYWAYPOINTTYPES::CONTINUOUSNAVIGATE))
                    {
                        // Submit logger message.
                        LOG_NOTICE(logging::g_qSharedLogger, "NavigatingState: The current waypoint ID is {}. Continuing to next waypoint...", m_stGoalWaypoint.nID);
                        // Pop the next waypoint.
                        globals::g_pWaypointHandler->PopNextWaypoint();
                        // Trigger new waypoint event.
                        globals::g_pStateMachineHandler->HandleEvent(Event::eNewWaypoint, true);
                    }
                    else
                    {
                        // We are at the goal, signal event.
                        globals::g_pStateMachineHandler->HandleEvent(Event::eReachedGpsCoordinate, false);
                    }
                    return;
                }
                // Goal waypoint is marker.
                case geoops::WaypointType::eTagWaypoint:
                {
                    // We are at the goal, signal event.
                    globals::g_pStateMachineHandler->HandleEvent(Event::eReachedMarker, false);
                    return;
                }
                // Goal waypoint is object.
                case geoops::WaypointType::eObjectWaypoint:
                {
                    // We are at the goal, signal event.
                    globals::g_pStateMachineHandler->HandleEvent(Event::eReachedObject, false);
                    return;
                }
                // Goal waypoint is object.
                case geoops::WaypointType::eMalletWaypoint:
                {
                    // We are at the goal, signal event.
                    globals::g_pStateMachineHandler->HandleEvent(Event::eReachedObject, false);
                    return;
                }
                // Goal waypoint is object.
                case geoops::WaypointType::eWaterBottleWaypoint:
                {
                    // We are at the goal, signal event.
                    globals::g_pStateMachineHandler->HandleEvent(Event::eReachedObject, false);
                    return;
                }
                default:
                {
                    // This waypoint type is not supported.
                    LOG_ERROR(logging::g_qSharedLogger, "NavigatingState: Unknown waypoint type!");
                    // Handle event.
                    globals::g_pStateMachineHandler->HandleEvent(Event::eAbort, true);
                    // Don't execute the rest of the state.
                    return;
                }
            }
        }
 
        /* --- Detect Tags --- */
 
        // In order to even care about any tags we see, the goal waypoint needs to be of type MARKER and we need to be within the search radius of the MARKER waypoint.
        if (m_stGoalWaypoint.eType == geoops::WaypointType::eTagWaypoint && stGoalWaypointMeasurement.dDistanceMeters <= m_stGoalWaypoint.dRadius)
        {
            // Create instance variables.
            tagdetectutils::ArucoTag stBestArucoTag, stBestTorchTag;
            // Identify target marker.
            statemachine::IdentifyTargetMarker(m_vTagDetectors, stBestArucoTag, stBestTorchTag, m_stGoalWaypoint.nID);
            // Check if either tag type is seen.
            if (stBestArucoTag.nID != -1 || stBestTorchTag.dConfidence != 0.0)
            {
                // Submit logger message.
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Rover has seen a target marker!");
 
                // Check if the OpenCV tag has a good absolute position.
                if (stBestArucoTag.nID != -1 && stBestArucoTag.stGeolocatedPosition.eType == geoops::WaypointType::eTagWaypoint)
                {
                    // Add the tag to the path plot.
                    m_pRoverPathPlot->AddDot(stBestArucoTag.stGeolocatedPosition.GetUTMCoordinate(), "DetectedTags");
                }
                // Check if the torch tag has a good absolute position.
                if (stBestTorchTag.dConfidence != 0.0 && stBestTorchTag.stGeolocatedPosition.eType == geoops::WaypointType::eTagWaypoint)
                {
                    // Add the tag to the path plot.
                    m_pRoverPathPlot->AddDot(stBestTorchTag.stGeolocatedPosition.GetUTMCoordinate(), "DetectedTags");
                }
 
                // Handle state transition and save the current search pattern state.
                globals::g_pStateMachineHandler->HandleEvent(Event::eMarkerSeen, true);
                // Don't execute the rest of the state.
                return;
            }
        }
 
        /* --- Detect Objects --- */
 
        // In order to even care about any tags we see, the goal waypoint needs to be of type MARKER and we need to be within the search radius of the MARKER waypoint.
        if ((m_stGoalWaypoint.eType == geoops::WaypointType::eObjectWaypoint || m_stGoalWaypoint.eType == geoops::WaypointType::eMalletWaypoint ||
             m_stGoalWaypoint.eType == geoops::WaypointType::eWaterBottleWaypoint) &&
            stGoalWaypointMeasurement.dDistanceMeters <= m_stGoalWaypoint.dRadius)
        {
            // Create instance variables.
            objectdetectutils::Object stBestTorchObject;
            // Identify target object.
            statemachine::IdentifyTargetObject(m_vObjectDetectors, stBestTorchObject, m_stGoalWaypoint.eType);
            // Check if either tag type is seen.
            if (stBestTorchObject.dConfidence != 0.0)
            {
                // Submit logger message.
                LOG_NOTICE(logging::g_qSharedLogger, "SearchPatternState: Rover has seen a target object!");
 
                // Check if the torch tag has a good absolute position.
                if (stBestTorchObject.dConfidence != 0.0 && stBestTorchObject.stGeolocatedPosition.eType == geoops::WaypointType::eObjectWaypoint)
                {
                    // Add the tag to the path plot.
                    m_pRoverPathPlot->AddDot(stBestTorchObject.stGeolocatedPosition.GetUTMCoordinate(), "DetectedObjects");
                }
 
                // Handle state transition and save the current search pattern state.
                globals::g_pStateMachineHandler->HandleEvent(Event::eObjectSeen, true);
                // Don't execute the rest of the state.
                return;
            }
        }
 
        /* --- Detect Obstacles --- */
 
        // TODO: Add obstacle detection to Navigating state
 
        /* ---  Check if the rover is stuck --- */
 
        // Check if stuck.
        if (constants::NAVIGATING_ENABLE_STUCK_DETECT &&
            m_StuckDetector.CheckIfStuck(globals::g_pWaypointHandler->SmartRetrieveVelocity(), globals::g_pWaypointHandler->SmartRetrieveAngularVelocity()))
        {
            // Submit logger message.
            LOG_NOTICE(logging::g_qSharedLogger, "NavigatingState: Rover has become stuck!");
            // Handle state transition and save the current search pattern state.
            globals::g_pStateMachineHandler->HandleEvent(Event::eStuck, true);
            // Don't execute the rest of the state.
            return;
        }
    }

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TriggerEvent()

States statemachine::NavigatingState::TriggerEvent ( Event  eEvent )

overridevirtual

Trigger an event in the state machine. Returns the next state.

Parameters

eEvent

- The event to trigger.

Returns

std::shared_ptr<State> - The next state.

Author

Eli Byrd (edbgk.nosp@m.k@ms.nosp@m.t.edu)

Date

2024-01-17

Implements statemachine::State.

    {
        // Create instance variables.
        States eNextState       = States::eNavigating;
        bool bCompleteStateExit = true;
 
        switch (eEvent)
        {
            case Event::eNoWaypoint:
            {
                // Submit logger message.
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling No Waypoint event.");
                // Change state.
                eNextState = States::eIdle;
                break;
            }
            case Event::eReachedGpsCoordinate:
            {
                // Submit logger message.
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling Reached GPS Coordinate event.");
                // Check constants to see if we should go into verifying position or just trigger reached marker.
                if (constants::NAVIGATING_VERIFY_POSITION)
                {
                    // Send multimedia command to update state display.
                    globals::g_pMultimediaBoard->SendLightingState(MultimediaBoard::MultimediaBoardLightingState::eAutonomy);
                    // Change state.
                    eNextState = States::eVerifyingPosition;
                }
                else
                {
                    // Send multimedia command to update state display.
                    globals::g_pMultimediaBoard->SendLightingState(MultimediaBoard::MultimediaBoardLightingState::eReachedGoal);
                    // Pop the next waypoint.
                    globals::g_pWaypointHandler->PopNextWaypoint();
                    // Change state.
                    eNextState = States::eIdle;
                }
                break;
            }
            case Event::eReachedMarker:
            {
                // Submit logger message.
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling Reached Marker Waypoint event.");
                // Send multimedia command to update state display.
                globals::g_pMultimediaBoard->SendLightingState(MultimediaBoard::MultimediaBoardLightingState::eAutonomy);
                // Change state.
                eNextState = States::eSearchPattern;
                break;
            }
            case Event::eReachedObject:
            {
                // Submit logger message.
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling Reached Object Waypoint event.");
                // Send multimedia command to update state display.
                globals::g_pMultimediaBoard->SendLightingState(MultimediaBoard::MultimediaBoardLightingState::eAutonomy);
                // Change state.
                eNextState = States::eSearchPattern;
                break;
            }
            case Event::eNewWaypoint:
            {
                // Check if the next goal waypoint equals the current one.
                if (m_stGoalWaypoint == globals::g_pWaypointHandler->PeekNextWaypoint())
                {
                    // Submit logger message.
                    LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Reusing current Waypoint.");
                }
                else
                {
                    // Submit logger message.
                    LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling New Waypoint event.");
                    // Get and store new goal waypoint.
                    m_stGoalWaypoint = globals::g_pWaypointHandler->PeekNextWaypoint();
                    // Clear the old path plot and add the new path.
                    m_pRoverPathPlot->ClearLayer("NavPath");
                    // Add starting point and goal point to path plot.
                    m_pRoverPathPlot->AddPathPoint(globals::g_pWaypointHandler->SmartRetrieveRoverPose().GetUTMCoordinate(), "NavPath", 0);
                    m_pRoverPathPlot->AddPathPoint(m_stGoalWaypoint, "NavPath", 0);
 
                    // Get all obstacles from the obstacle handler.
                    std::vector<geoops::Waypoint> vObstacles = globals::g_pWaypointHandler->GetAllObstacles();
                    // Add obstacles to the A* planner.
                    m_pAStarPlanner->UpsertObstacleData(vObstacles);
                    // Set A* planner start and goal.
                    m_vPathCoordinates =
                        m_pAStarPlanner->PlanAvoidancePath(globals::g_pWaypointHandler->SmartRetrieveRoverPose().GetUTMCoordinate(), m_stGoalWaypoint.GetUTMCoordinate());
                    // Set the path of the stanley controller.
                    m_pStanleyController->SetReferencePath(m_vPathCoordinates);
                    // Get the smoothed path for plotting.
                    std::vector<geoops::Waypoint> vSmoothedPath = m_pStanleyController->GetReferencePath();
                    // Update our plot with the new path.
                    m_pRoverPathPlot->ClearLayer("AStarPath");
                    m_pRoverPathPlot->AddPathPoints(m_vPathCoordinates, "AStarPath", 0);
                    m_pRoverPathPlot->AddDots(vSmoothedPath, "SmoothPath", 0);
                    m_pRoverPathPlot->AddDots(vObstacles, "ObstaclesLocation", 0);
                }
 
                // Send multimedia command to update state display.
                globals::g_pMultimediaBoard->SendLightingState(MultimediaBoard::MultimediaBoardLightingState::eAutonomy);
                // Set toggle.
                m_bFetchNewWaypoint = false;
                break;
            }
            case Event::eStart:
            {
                // Submit logger message.
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling Start event.");
                // Send multimedia command to update state display.
                globals::g_pMultimediaBoard->SendLightingState(MultimediaBoard::MultimediaBoardLightingState::eAutonomy);
                break;
            }
            case Event::eAbort:
            {
                // Submit logger message.
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling Abort event.");
                // Stop drive.
                globals::g_pDriveBoard->SendStop();
                // Send multimedia command to update state display.
                globals::g_pMultimediaBoard->SendLightingState(MultimediaBoard::MultimediaBoardLightingState::eOff);
                // Set toggle.
                m_bFetchNewWaypoint = true;
                // Change states.
                eNextState = States::eIdle;
                break;
            }
            case Event::eMarkerSeen:
            {
                // Submit logger message.
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling MarkerSeen event.");
                // Change states.
                eNextState = States::eApproachingMarker;
                break;
            }
            case Event::eObjectSeen:
            {
                // Submit logger message.
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling ObjectSeen event.");
                // Change states.
                eNextState = States::eApproachingObject;
                break;
            }
            case Event::eObstacleAvoidance:
            {
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling Obstacle Avoidance event.");
                eNextState = States::eAvoidance;
                break;
            }
            case Event::eReverse:
            {
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling Reverse event.");
                eNextState = States::eReversing;
                break;
            }
            case Event::eStuck:
            {
                LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Handling Stuck event.");
                eNextState = States::eStuck;
                break;
            }
            default:
            {
                LOG_WARNING(logging::g_qSharedLogger, "NavigatingState: Handling unknown event.");
                eNextState = States::eIdle;
                break;
            }
        }
 
        if (eNextState != States::eNavigating)
        {
            LOG_INFO(logging::g_qSharedLogger, "NavigatingState: Transitioning to {} State.", StateToString(eNextState));
 
            // Exit the current state
            if (bCompleteStateExit)
            {
                Exit();
            }
        }
 
        return eNextState;
    }

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---

The documentation for this class was generated from the following files:

• src/states/NavigatingState.h
• src/states/NavigatingState.cpp