private static void checkHandWash(DistanceSensor distanceSensorEpic)
        {
            var handwashDistance = distanceSensorEpic.Distance;

            if (handwashDistance < Setting.Default.HandwashDistance)
            {
                if (!isWashingHands && (lastHandWashEventSent == null || (DateTime.Now - (DateTime)lastHandWashEventSent).TotalSeconds > 10))
                {
                    Console.WriteLine("Handwashing being performed");
                    lastHandWashEventSent = DateTime.Now;
                    isWashingHands        = true;
                    SendHandwashingEvent();
                    Console.WriteLine("Hand wash event sent");
                }
            }
            else if (isWashingHands)
            {
                var timePassed = (DateTime.Now - (DateTime)lastHandWashEventSent).TotalSeconds;
                isWashingHands = false;
                Console.WriteLine("Handwash stopped! Lasted " + (int)(timePassed) + " seconds");
                if (timePassed > 5)
                {
                    // SendHandwashingEvent();
                    // Console.WriteLine("Hand wash event sent");
                }
            }
        }
Esempio n. 2
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 public SmartSideSensor(IRobot robot, DistanceSensor distanceSensor, double relativeDirection, int minMapValueForObstacles, int maxDistance)
 {
     this.distanceSensor = distanceSensor;
     this.relativeDirection = relativeDirection;
     this.minMapValueForObstacles = minMapValueForObstacles;
     this.maxDistance = maxDistance;
     robot.OnTick += PollSensorAndFireEventIfNeeded;
 }
Esempio n. 3
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 public static bool InitDistanceSensor()
 {
     the_only_distance_sensor = new DistanceSensor();
     if (!the_only_distance_sensor.InitSensor(ECHO_PIN, GpioController, MAX_DISTANCE_VALUE, AVG_ITTERATIONS))
     {
         return(false);
     }
     return(true);
 }
    private void Start()
    {
        servo = new RCServo();
        servo.Open();
        servo.Attach += OnAttachServo;

        sensorDistance = new DistanceSensor();
        sensorDistance.Open();
        sensorDistance.Attach += OnAttachDistanceSensor;
    }
        void GetCarComponents()
        {
            _carComp            = GetComponent <Car>();
            _distanceSensorComp = GetComponent <DistanceSensor>();
            _followPathComp     = GetComponent <FollowPath>();
            _brakesComp         = GetComponent <Brakes>();
            _gasComp            = GetComponent <Gas>();
            _patienceComp       = GetComponent <Patience>();

            carData = _carComp.carData;
        }
Esempio n. 6
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        public RobotTestBase()
        {
            map = new Map(100, 100);
            env = new DefaultEnvironment(map);
            var defaultRobot = new RobotBase(env);

            lineSensor     = new LineSensor(defaultRobot);
            robot          = defaultRobot as IRobot;
            distanceSensor = new DistanceSensor(defaultRobot);

            robot.Location    = new Point(50.0, 50.0);
            robot.Orientation = 0.0;
        }
    private void OnTriggerEnter(Collider other)
    {
        if (other.gameObject.tag == Strings.car)
        {
            CarController carController = other.
                                          gameObject.GetComponent <CarController>();
            carController.isParking = true;

            DistanceSensor distanceSensor = other.
                                            gameObject.GetComponentInChildren <DistanceSensor>();
            distanceSensor.gameObject.SetActive(false);
        }
    }
Esempio n. 8
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    public void Start()
    {
        float angle = 360 / (float)m_DistanceSensorCount;

        for (int i = 0; i < m_DistanceSensorCount; i++)
        {
            DistanceSensor sensor = Instantiate(m_DistanceSensorPrefab);
            sensor.transform.position = transform.position;
            sensor.transform.rotation = Quaternion.Euler(0, 0, angle * i);
            sensor.transform.parent   = transform;
        }

        m_Sensors = GetComponentsInChildren <DistanceSensor>();
    }
    private void CloseConnection()
    {
        if (servo != null)
        {
            servo.Close();
            servo = null;
        }

        if (sensorDistance != null)
        {
            sensorDistance.Close();
            sensorDistance = null;
        }
    }
Esempio n. 10
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        public Robot()
        {
            com       = new MyCom(this);
            omniDrive = new OmniDrive();
            bumper    = new Bumper();
            camera    = new MyCamera(this);
            motor     = new Motor();
            Distance  = new DistanceSensor();

            omniDrive.setComId(com.id());
            motor.setComId(com.id());
            bumper.setComId(com.id());
            camera.setComId(com.id());
            Distance.setComId(com.id());
        }
Esempio n. 11
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    void FixedUpdate()
    {
        // Distance Sensors
        for (int i = 0; i < distanceSensors.Length; ++i)
        {
            DistanceSensor sensor = distanceSensors[i];
            Vector3        dir    = transform.TransformDirection(new Vector3(sensor.direction.x, 0, sensor.direction.z)) * sensor.maxDistance;
            RaycastHit     hit;
            Vector3        raySrc = transform.position + (transform.right * sensor.origin.x) + (transform.forward * sensor.origin.z) + (transform.up * sensor.origin.y);

            if (Physics.BoxCast(raySrc, sensor.extents, dir, out hit, Quaternion.identity, sensor.maxDistance, sensor.layerMask))
            {
                data[i * 2]       = 1 - (hit.distance / sensor.maxDistance);
                data[(i * 2) + 1] = ThreatDictionary.ContainsKey(hit.transform.tag) ? ThreatDictionary[hit.transform.tag] : 0;

                Stats hitStats = hit.transform.GetComponent <Stats>();
                if (hitStats != null && Array.IndexOf(stats.Menu, hit.transform.tag) > -1)
                {
                    data[(i * 2) + 2] = Mathf.Clamp(hitStats.Nutrition / stats.MaxHealth, 0, 1);
                }
                else
                {
                    data[(i * 2) + 2] = 0;
                }

                Color col = Color.HSVToRGB((float)data[(i * 2) + 1] * 0.75f, 1f, 0.5f);
                Debug.DrawRay(raySrc, hit.point - raySrc, col);
            }
            else
            {
                data[i * 2]       = 0;
                data[(i * 2) + 1] = 0;
                data[(i * 2) + 2] = 0;
            }
        }

        OnChangeWeights.Invoke(data);
    }
Esempio n. 12
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    void Awake()
    {
        if (OnChangeWeights == null)
        {
            OnChangeWeights = new ChangeWeightsEvent();
        }

        stats            = GetComponent <Stats>();
        sensorDataLength = (distanceSensors.Length * 3); // (Distance, tag, nutrition)
        data             = new double[sensorDataLength];

        threats.ForEach(threat =>
        {
            ThreatDictionary.Add(threat.tag, threat.level);
        });

        for (int i = 0; i < distanceSensors.Length; ++i)
        {
            DistanceSensor sensor = distanceSensors[i];
            sensor.layerMask = LayerMask.GetMask(sensor.layers);
            Quaternion rot = Quaternion.AngleAxis(sensor.angle, Vector3.up);
            sensor.direction = (rot * Vector3.forward).normalized;
        }
    }
Esempio n. 13
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    private IEnumerator doPark()
    {
        //Enable automatic control
        control.autoParking = true;

        //Setup sensors
        sensors = control.sensors;
        DistanceSensor backPointingRight       = sensors[0];
        DistanceSensor backMiddlePointingBack1 = sensors[2];
        DistanceSensor backMiddlePointingBack2 = sensors[3];
        DistanceSensor frontRightAngular       = sensors[1];

        //Setup other variables
        float lastDistance1    = 0;
        float lastDistance2    = 0;
        float backSensorOffset = 0.1f;
        float angle            = 0;

        //Drive back without turning
        control.command = new ControlCar.CommandSet(-1, 0, false);
        while (backPointingRight.getDistance() != -1)
        {
            yield return(null);                                                  // until back end of car is aligned with obstacle 1
        }
        StartCoroutine(breaK());
        while (doingSubRoutine)
        {
            yield return(null);
        }

        StartCoroutine(turnRight());
        while (doingSubRoutine)
        {
            yield return(null);
        }
        //Drive back while turning right
        control.command = new ControlCar.CommandSet(-1, 1, false);
        while (backMiddlePointingBack1.getDistance() == -1)
        {
            yield return(null);                                       //until obstacle two is visible;
        }
        while (backMiddlePointingBack1.getDistance() != -1)           //and then until it isn't visible again, while keeping track of the last measured value
        {
            lastDistance1 = backMiddlePointingBack1.getDistance();
            lastDistance2 = backMiddlePointingBack2.getDistance();
            yield return(null);
        }

        // Calculate angle between alignent of obstacle2(and supposedly object1) and the alignment of the car
        angle = Mathf.Atan((lastDistance1 - lastDistance2) / backSensorOffset) * Mathf.Rad2Deg;
        //Set the rotation of the angluar distance sensor to the difference in alignment
        frontRightAngular.transform.localEulerAngles = new Vector3(0, 180 + angle, 0);
        StartCoroutine(breaK());
        while (doingSubRoutine)
        {
            yield return(null);
        }

        StartCoroutine(turnMiddle());
        while (doingSubRoutine)
        {
            yield return(null);
        }
        //Drive back without turning
        control.command = new ControlCar.CommandSet(-1, 0, false);
        while (frontRightAngular.getDistance() == -1)
        {
            yield return(null);                                                  //Until front right corner of car clears obstacle 1
        }
        StartCoroutine(breaK());
        while (doingSubRoutine)
        {
            yield return(null);
        }

        StartCoroutine(turnLeft());
        while (doingSubRoutine)
        {
            yield return(null);
        }
        //Drive back while turning left
        control.command = new ControlCar.CommandSet(-1, -1, false);                     // until car is aligned with object 2
        while (Mathf.Atan((backMiddlePointingBack1.getDistance() - backMiddlePointingBack2.getDistance()) / backSensorOffset) * Mathf.Rad2Deg > 0 || backMiddlePointingBack1.getDistance() == -1)
        {
            yield return(null);
        }
        ;
        StartCoroutine(breaK());
        while (doingSubRoutine)
        {
            yield return(null);
        }
        StartCoroutine(turnMiddle());
        while (doingSubRoutine)
        {
            yield return(null);
        }

        //Done - Give back control
        control.autoParking = false;
    }
        //
        // Sensor event handlers
        //
        private void EnsureSensorsCreated()
        {
            IBandSensorManager sensorMgr = Model.Instance.Client.SensorManager;

            if (accelerometerSensor == null)
            {
                accelerometerSensor = sensorMgr.CreateAccelerometerSensor();
                accelerometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var accelerometerEvent = e.SensorReading;
                        mTextAccX.Text = string.Format("{0:F3}", accelerometerEvent.AccelerationX);
                        mTextAccY.Text = string.Format("{0:F3}", accelerometerEvent.AccelerationY);
                        mTextAccZ.Text = string.Format("{0:F3}", accelerometerEvent.AccelerationZ);
                    });
                };
            }

            if (contactSensor == null)
            {
                contactSensor = sensorMgr.CreateContactSensor();
                contactSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var contactEvent = e.SensorReading;
                        mTextContact.Text = contactEvent.ContactState.ToString();
                    });
                };
            }

            if (distanceSensor == null)
            {
                distanceSensor = sensorMgr.CreateDistanceSensor();
                distanceSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var distanceEvent = e.SensorReading;
                        mTextTotalDistance.Text = string.Format("{0:D} cm", distanceEvent.TotalDistance);
                        mTextSpeed.Text = string.Format("{0:F2} cm/s", distanceEvent.Speed);
                        mTextPace.Text = string.Format("{0:F2} ms/m", distanceEvent.Pace);
                        mTextPedometerMode.Text = distanceEvent.MotionType.ToString();
                    });
                };
            }

            if (gyroscopeSensor == null)
            {
                gyroscopeSensor = sensorMgr.CreateGyroscopeSensor();
                gyroscopeSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var gyroscopeEvent = e.SensorReading;
                        mTextGyroAccX.Text = string.Format("{0:F3}", gyroscopeEvent.AccelerationX);
                        mTextGyroAccY.Text = string.Format("{0:F3}", gyroscopeEvent.AccelerationY);
                        mTextGyroAccZ.Text = string.Format("{0:F3}", gyroscopeEvent.AccelerationZ);
                        mTextGyroAngX.Text = string.Format("{0:F2}", gyroscopeEvent.AngularVelocityX);
                        mTextGyroAngY.Text = string.Format("{0:F2}", gyroscopeEvent.AngularVelocityY);
                        mTextGyroAngZ.Text = string.Format("{0:F2}", gyroscopeEvent.AngularVelocityZ);
                    });
                };
            }

            if (heartRateSensor == null)
            {
                heartRateSensor = sensorMgr.CreateHeartRateSensor();
                heartRateSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var heartRateEvent = e.SensorReading;
                        mTextHeartRate.Text = Convert.ToString(heartRateEvent.HeartRate);
                        mTextHeartRateQuality.Text = heartRateEvent.Quality.ToString();
                    });
                };
            }

            if (pedometerSensor == null)
            {
                pedometerSensor = sensorMgr.CreatePedometerSensor();
                pedometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var pedometerEvent = e.SensorReading;
                        mTextTotalSteps.Text = string.Format("{0:D}", pedometerEvent.TotalSteps);
                    });
                };
            }

            if (skinTemperatureSensor == null)
            {
                skinTemperatureSensor = sensorMgr.CreateSkinTemperatureSensor();
                skinTemperatureSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var skinTemperatureEvent = e.SensorReading;
                        mTextSkinTemperature.Text = string.Format("{0:F1}", skinTemperatureEvent.Temperature);
                    });
                };
            }

            if (uvSensor == null)
            {
                uvSensor = sensorMgr.CreateUVSensor();
                uvSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var uvEvent = e.SensorReading;
                        mTextUltraviolet.Text = uvEvent.UVIndexLevel.ToString();
                    });
                };
            }
        }
        //
        // Sensor event handlers
        //
        private void EnsureSensorsCreated()
        {
            IBandSensorManager sensorMgr = Model.Instance.Client.SensorManager;

            if (accelerometerSensor == null)
            {
                accelerometerSensor = sensorMgr.CreateAccelerometerSensor();
                accelerometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var accelerometerEvent = e.SensorReading;
                        mTextAccX.Text         = string.Format("{0:F3} m/s/s", accelerometerEvent.AccelerationX);
                        mTextAccY.Text         = string.Format("{0:F3} m/s/s", accelerometerEvent.AccelerationY);
                        mTextAccZ.Text         = string.Format("{0:F3} m/s/s", accelerometerEvent.AccelerationZ);
                    });
                };
            }

            if (contactSensor == null)
            {
                contactSensor = sensorMgr.CreateContactSensor();
                contactSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var contactEvent  = e.SensorReading;
                        mTextContact.Text = contactEvent.ContactState.ToString();
                    });
                };
            }

            if (distanceSensor == null)
            {
                distanceSensor = sensorMgr.CreateDistanceSensor();
                distanceSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var distanceEvent       = e.SensorReading;
                        mTextTotalDistance.Text = string.Format("{0:D} cm", distanceEvent.TotalDistance);
                        mTextSpeed.Text         = string.Format("{0:F2} cm/s", distanceEvent.Speed);
                        mTextPace.Text          = string.Format("{0:F2} ms/m", distanceEvent.Pace);
                        mTextPedometerMode.Text = distanceEvent.MotionType.ToString();
                    });
                };
            }

            if (gyroscopeSensor == null)
            {
                gyroscopeSensor = sensorMgr.CreateGyroscopeSensor();
                gyroscopeSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var gyroscopeEvent = e.SensorReading;
                        mTextGyroAccX.Text = string.Format("{0:F3} m/s/s", gyroscopeEvent.AccelerationX);
                        mTextGyroAccY.Text = string.Format("{0:F3} m/s/s", gyroscopeEvent.AccelerationY);
                        mTextGyroAccZ.Text = string.Format("{0:F3} m/s/s", gyroscopeEvent.AccelerationZ);
                        mTextGyroAngX.Text = string.Format("{0:F2} deg/s", gyroscopeEvent.AngularVelocityX);
                        mTextGyroAngY.Text = string.Format("{0:F2} deg/s", gyroscopeEvent.AngularVelocityY);
                        mTextGyroAngZ.Text = string.Format("{0:F2} deg/s", gyroscopeEvent.AngularVelocityZ);
                    });
                };
            }

            if (heartRateSensor == null)
            {
                heartRateSensor = sensorMgr.CreateHeartRateSensor();
                heartRateSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var heartRateEvent         = e.SensorReading;
                        mTextHeartRate.Text        = string.Format("{0:D} beats/min", heartRateEvent.HeartRate);
                        mTextHeartRateQuality.Text = heartRateEvent.Quality.ToString();
                    });
                };
            }

            if (pedometerSensor == null)
            {
                pedometerSensor = sensorMgr.CreatePedometerSensor();
                pedometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var pedometerEvent   = e.SensorReading;
                        mTextTotalSteps.Text = string.Format("{0:D} steps", pedometerEvent.TotalSteps);
                    });
                };
            }

            if (skinTemperatureSensor == null)
            {
                skinTemperatureSensor = sensorMgr.CreateSkinTemperatureSensor();
                skinTemperatureSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var skinTemperatureEvent  = e.SensorReading;
                        mTextSkinTemperature.Text = string.Format("{0:F1} (C)", skinTemperatureEvent.Temperature);
                    });
                };
            }

            if (uvSensor == null)
            {
                uvSensor = sensorMgr.CreateUVSensor();
                uvSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var uvEvent           = e.SensorReading;
                        mTextUltraviolet.Text = uvEvent.UVIndexLevel.ToString();
                    });
                };
            }

            if (altimeterSensor == null)
            {
                altimeterSensor = sensorMgr.CreateAltimeterSensor();
                altimeterSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var altimeterEvent         = e.SensorReading;
                        mTextFlightsAscended.Text  = string.Format("{0:D} floors", altimeterEvent.FlightsAscended);
                        mTextFlightsDescended.Text = string.Format("{0:D} floors", altimeterEvent.FlightsDescended);
                        mTextRate.Text             = string.Format("{0:F2} cm/s", altimeterEvent.Rate);
                        mTextSteppingGain.Text     = string.Format("{0:D} cm", altimeterEvent.SteppingGain);
                        mTextSteppingLoss.Text     = string.Format("{0:D} cm", altimeterEvent.SteppingLoss);
                        mTextStepsAscended.Text    = string.Format("{0:D} steps", altimeterEvent.StepsAscended);
                        mTextStepsDescended.Text   = string.Format("{0:D} steps", altimeterEvent.StepsDescended);
                        mTextTotalGain.Text        = string.Format("{0:D} cm", altimeterEvent.TotalGain);
                        mTextTotalLoss.Text        = string.Format("{0:D} cm", altimeterEvent.TotalLoss);
                    });
                };
            }

            if (ambientLightSensor == null)
            {
                ambientLightSensor = sensorMgr.CreateAmbientLightSensor();
                ambientLightSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var ambientLightEvent = e.SensorReading;
                        mTextBrightness.Text  = string.Format("{0:D} lux", ambientLightEvent.Brightness);
                    });
                };
            }

            if (barometerSensor == null)
            {
                barometerSensor = sensorMgr.CreateBarometerSensor();
                barometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var barometerEvent    = e.SensorReading;
                        mTextAirPressure.Text = string.Format("{0:D} hPa", barometerEvent.AirPressure);
                        mTextTemperature.Text = string.Format("{0:D} (C)", barometerEvent.Temperature);
                    });
                };
            }

            if (caloriesSensor == null)
            {
                caloriesSensor = sensorMgr.CreateCaloriesSensor();
                caloriesSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var caloriesEvent  = e.SensorReading;
                        mTextCalories.Text = string.Format("{0:D} kcals", caloriesEvent.Calories);
                    });
                };
            }

            if (gsrSensor == null)
            {
                gsrSensor = sensorMgr.CreateGsrSensor();
                gsrSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var gsrEvent         = e.SensorReading;
                        mTextResistance.Text = string.Format("{0:D} kohms", gsrEvent.Resistance);
                    });
                };
            }

            if (rrIntervalSensor == null)
            {
                rrIntervalSensor = sensorMgr.CreateRRIntervalSensor();
                rrIntervalSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var rrIntervalEvent = e.SensorReading;
                        mTextInterval.Text  = string.Format("{0:2F} s", rrIntervalEvent.Interval);
                    });
                };
            }
        }
Esempio n. 16
0
        static void Main(string[] args)
        {
            var greenButton = new DigitalInput();

            greenButton.IsHubPortDevice = true;
            greenButton.HubPort         = 1;

            var greenLed = new DigitalOutput();

            greenLed.IsHubPortDevice = true;
            greenLed.HubPort         = 3;

            var redButton = new DigitalInput();

            redButton.IsHubPortDevice = true;
            redButton.HubPort         = 0;

            var redLed = new DigitalOutput();

            redLed.IsHubPortDevice = true;
            redLed.HubPort         = 2;

            var sonar = new DistanceSensor();

            sonar.HubPort = 4;

            sonar.Open(1000);
            redButton.Open(1000);
            redLed.Open(1000);
            greenButton.Open(1000);
            greenLed.Open(1000);

            greenButton.StateChange += (o, e) =>
            {
                greenLed.State = e.State;
            };

            redButton.StateChange += (o, e) =>
            {
                redLed.State = e.State;

                if (e.State)
                {
                    var sound = new SoundPlayer(@"C:\windows\media\tada.wav");
                    sound.Play();

                    var random = new Random();

                    Console.WriteLine("The next random number is {0}!", random.Next(0, 10));
                }
            };

            sonar.DistanceChange += (o, e) =>
            {
                if (e.Distance > 100)
                {
                    greenLed.State = true;
                    redLed.State   = false;
                }
                else
                {
                    greenLed.State = false;
                    redLed.State   = true;
                }
            };

            Console.WriteLine("Press enter to exit.");
            Console.ReadLine();

            redButton.Close();
            redLed.Close();
            greenButton.Close();
            greenLed.Close();
        }
Esempio n. 17
0
        static void Main()
        {
            var distance = new DistanceSensor(Netduino3.GpioPin.D8);
            //SoundSensor sound = new SoundSensor(Netduino3.AdcChannel.A0);
            LightSensor       light  = new LightSensor(Netduino3.AdcChannel.A1);
            RotaryAngleSensor rotary = new RotaryAngleSensor(Netduino3.AdcChannel.A2);
            TemperatureSensor temp   = new TemperatureSensor(Netduino3.AdcChannel.A3);
            TouchSensor       touch  = new TouchSensor(Netduino3.GpioPin.D2);
            LedSocket         led    = new LedSocket(Netduino3.GpioPin.D3);
            Button            btn    = new Button(Netduino3.GpioPin.D5);
            Relay             rly    = new Relay(Netduino3.GpioPin.D6);
            Buzzer            buzz   = new Buzzer(Netduino3.GpioPin.D7);
            //var rgb = new LcdRgbBacklight();
            //rgb.EnableDisplay(true);
            Random rnd     = new Random();
            int    counter = 0;
            bool   Touched = false;

            while (true)
            {
                counter++;
                Thread.Sleep(100);
                //rgb.GoHome();
                //rgb.SetCursor(0, 0);
                //rgb.Clear();
                //Debug.WriteLine("sound:"+sound.ReadLevel());
                Debug.WriteLine("light:" + light.ReadLightLevel());
                Debug.WriteLine("rotary:" + rotary.GetAngle());
                Debug.WriteLine("temp:" + temp.ReadTemperature());
                Debug.WriteLine("distance:" + distance.MeasureInCentimeters() + "cm");
                if (touch.IsTouched() && !Touched)
                {
                    Touched = true;
                    //rgb.Write("turn on light");
                    led.TurnOn();
                }
                else if (!touch.IsTouched() && Touched)
                {
                    Touched = false;
                    //rgb.Write("turn off light");
                    led.TurnOff();
                }
                if (btn.IsPressed())
                {
                    rly.TurnOn();
                    buzz.TurnOn();
                }
                else
                {
                    buzz.TurnOff();
                    rly.TurnOff();
                }

                /*
                 * if (counter > 50)
                 * {
                 *  rgb.SetBacklightRGB((byte)rnd.Next(255), (byte)rnd.Next(255), (byte)rnd.Next(255));
                 *  counter = 0;
                 * }*/
            }
        }
Esempio n. 18
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 /// <summary>
 /// 初始化單一應用程式物件。這是第一行執行之撰寫程式碼,
 /// 而且其邏輯相當於 main() 或 WinMain()。
 /// </summary>
 public App()
 {
     this.InitializeComponent();
     DistanceSensor.Init();
     this.Suspending += OnSuspending;
 }
Esempio n. 19
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        public void InitSensors(TestMeViewModel b)
        {
            if (!_client.IsConnected)
            {
                return;
            }
            _hrSensor        = _hrSensor ?? _client.SensorManager.CreateHeartRateSensor();
            _gsrSensor       = _gsrSensor ?? _client.SensorManager.CreateGsrSensor();
            _rrSensor        = _rrSensor ?? _client.SensorManager.CreateRRIntervalSensor();
            _contactSensor   = _contactSensor ?? _client.SensorManager.CreateContactSensor();
            _distancerSensor = _distancerSensor ?? _client.SensorManager.CreateDistanceSensor();

            if (_contactSensor == null || _hrSensor == null || _gsrSensor == null || _rrSensor == null || _distancerSensor == null)
            {
                return;
            }
            Activity activity = Droid.MainActivity.instance;

            //register contact listener
            _contactSensor.ReadingChanged += (sender, e) =>
            {
                var contactEvent = e.SensorReading;
                _bandState = contactEvent.ContactState;
            };
            //register heart rate listener
            _hrSensor.ReadingChanged += (sender, e) =>
            {
                activity.RunOnUiThread(() =>
                {
                    var heartRateEvent = e.SensorReading;
                    //_hrReadings.Add(heartRateEvent.HeartRate);
                    if (heartRateEvent.Quality == HeartRateQuality.Locked)
                    {
                        _hrSensor.StopReadings();
                        _contactSensor.StopReadings();
                        // if (b != null) { b.HR = _hrReadings[_hrReadings.Count - 1]; } //update ViewModel
                    }
                    if (_bandState != BandContactState.Worn) //user took off the band while reading
                    {
                        _hrSensor.StopReadings();
                        _contactSensor.StopReadings();
                        _bandState = null;
                        return;
                    }
                });
            };
            //register gsr listener
            _gsrSensor.ReadingChanged += (sender, e) =>
            {
                activity.RunOnUiThread(() =>
                {
                    var gsrEvent = e.SensorReading;
                    _gsrReadings.Add(gsrEvent.Resistance);
                    if (b != null)
                    {
                        b.GsrList = gsrEvent.Resistance.ToString();
                    }

                    if (_gsrDone)
                    {
                        _gsrSensor.StopReadings();
                        _contactSensor.StopReadings();
                        return;
                    }
                });
            };
            //register RR Intervals listener
            _rrSensor.ReadingChanged += (sender, e) =>
            {
                if (_bandState != BandContactState.Worn) //user took off the band while reading
                {
                    _rrSensor.StopReadings();
                    _contactSensor.StopReadings();
                    _bandState     = null;
                    b.StressResult = "Error: band is not worn.";
                    return;
                }
                var rrEvent = e.SensorReading;
                _rrIntervalsReadings.Add(rrEvent.Interval);
            };
            _distancerSensor.ReadingChanged += (sender, e) =>
            {
                currentMotionTyp = e.SensorReading.MotionType;
                _distancerSensor.StopReadings();
            };
        }
        private static void checkToiletVisit(DistanceSensor distanceSensor0)
        {
            if (lastToiletOccupancyReportedTime != null)
            {
                var result = (DateTime.Now - lastToiletOccupancyReportedTime).Value.TotalSeconds;
                //We will not accept more than one toilet visit pr five minutes - should be half an hour - - if this is the case - we should log the incident and continue
                if (result < 60)
                {
                    return;
                }
            }

            var distance = distanceSensor0.Distance;
            //Console.WriteLine("Distance: "+distance);
            double?duration = null;

            if (distance < Setting.Default.ToiletDistance)
            {
                if (toiletActionStarted == null)
                {
                    toiletNotOccupiedCounter = 0;
                    //If a new occupancy has started - and this is the first time - sound the alarm
                    Console.WriteLine("Toilet visit started");
                    toiletActionStarted = DateTime.Now.AddSeconds(-2);
                    System.Media.SystemSounds.Hand.Play();
                }

                // we are on the toilet (maybe just sat down)
                duration = (int)(DateTime.Now - toiletActionStarted).Value.TotalSeconds - 2;

                if (duration > 10)
                {
                    Console.WriteLine("Toilet visit more than {0} seconds in total", duration);
                }
            }
            else
            {
                if (toiletActionStarted == null)
                {
                    return;
                }

                toiletNotOccupiedCounter = toiletNotOccupiedCounter + 1;
                Console.WriteLine("Left toilet for the {0}. time", toiletNotOccupiedCounter);

                if (toiletNotOccupiedCounter == 2)
                {
                    var toiletActionEnded = DateTime.Now.AddSeconds(-6);
                    Console.WriteLine("");
                    Console.WriteLine("Toilet visit lasted from {0} to {1} ", ((DateTime)toiletActionStarted).ToLongTimeString(), ((DateTime)toiletActionEnded).ToLongTimeString());
                    //now send the toilet occupancy event
                    if ((toiletActionEnded - toiletActionStarted).Value.TotalSeconds > 10)
                    {
                        Console.WriteLine("Toilet event sent!");
                        SendToiletOccupancyEvent((DateTime)toiletActionStarted, (DateTime)toiletActionEnded, (int)((DateTime)toiletActionEnded - (DateTime)toiletActionStarted).TotalSeconds);
                    }
                    toiletNotOccupiedCounter        = 0;
                    toiletActionStarted             = null;
                    lastToiletOccupancyReportedTime = DateTime.Now;
                }
            }
        }
        static void Main(string[] args)
        {
            Log.Enable(LogLevel.Info, "phidgetlog.log");
            DistanceSensor distanceSensor0 = new DistanceSensor();

            distanceSensor0.HubPort = 3;
            //distanceSensor0.DistanceChange += DistanceSensor0_DistanceChange;
            distanceSensor0.Attach += DistanceSensor0_Attach;
            distanceSensor0.Detach += DistanceSensor0_Detach;
            distanceSensor0.Error  += DistanceSensor0_Error;

            DistanceSensor distanceSensor1 = new DistanceSensor();

            distanceSensor1.HubPort = 4;
            //distanceSensor0.DistanceChange += DistanceSensor0_DistanceChange;
            distanceSensor1.Attach += DistanceSensor0_Attach;
            distanceSensor1.Detach += DistanceSensor0_Detach;
            distanceSensor1.Error  += DistanceSensor0_Error;

            //VoltageRatioSensorType voltageRatioSensor = new VoltageRatioSensorType();
            VoltageRatioInput voltageRatioInput = new VoltageRatioInput();

            voltageRatioInput.HubPort         = 0;
            voltageRatioInput.IsHubPortDevice = true;
            voltageRatioInput.Channel         = 0;

            voltageRatioInput.VoltageRatioChange += VoltageRatioInput_VoltageRatioChange;

            try
            {
                InitizlizeMqttClient();

                distanceSensor0.Open(5000);

                distanceSensor0.DataInterval   = 2000;
                distanceSensor0.SonarQuietMode = false;

                distanceSensor1.Open(5000);
                distanceSensor1.DataInterval   = 2000;
                distanceSensor1.SonarQuietMode = false;

                voltageRatioInput.Open(5000);
                //voltageRatioInput.SensorType = VoltageRatioSensorType.PN_1129;

                voltageRatioInput.DataInterval = 100;

                //Console.ReadLine();

                Task.Run(() =>
                {
                    while (true)
                    {
                        Thread.Sleep(2000);

                        checkHandWash(distanceSensor1);
                        checkToiletVisit(distanceSensor0);
                    }
                });

                //Wait until Enter has been pressed before exiting
                Console.ReadLine();

                distanceSensor0.Close();
            }
            catch (PhidgetException ex)
            {
                Console.WriteLine(ex.ToString());
                Console.WriteLine("");
                Console.WriteLine("PhidgetException " + ex.ErrorCode + " (" + ex.Description + "): " + ex.Detail);
                Console.ReadLine();
            }
        }
Esempio n. 22
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        //
        // Sensor event handlers
        //
        private void EnsureSensorsCreated()
        {
            IBandSensorManager sensorMgr = Model.Instance.Client.SensorManager;

            if (accelerometerSensor == null)
            {
                accelerometerSensor = sensorMgr.CreateAccelerometerSensor();
                accelerometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var accelerometerEvent = e.SensorReading;
                        mTextAccX.Text         = string.Format("{0:F3}", accelerometerEvent.AccelerationX);
                        mTextAccY.Text         = string.Format("{0:F3}", accelerometerEvent.AccelerationY);
                        mTextAccZ.Text         = string.Format("{0:F3}", accelerometerEvent.AccelerationZ);
                    });
                };
            }

            if (contactSensor == null)
            {
                contactSensor = sensorMgr.CreateContactSensor();
                contactSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var contactEvent  = e.SensorReading;
                        mTextContact.Text = contactEvent.ContactStatus.ToString();
                    });
                };
            }

            if (distanceSensor == null)
            {
                distanceSensor = sensorMgr.CreateDistanceSensor();
                distanceSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var distanceEvent       = e.SensorReading;
                        mTextTotalDistance.Text = string.Format("{0:D} cm", distanceEvent.TotalDistance);
                        mTextSpeed.Text         = string.Format("{0:F2} cm/s", distanceEvent.Speed);
                        mTextPace.Text          = string.Format("{0:F2} ms/m", distanceEvent.Pace);
                        mTextPedometerMode.Text = distanceEvent.PedometerMode.ToString();
                    });
                };
            }

            if (gyroscopeSensor == null)
            {
                gyroscopeSensor = sensorMgr.CreateGyroscopeSensor();
                gyroscopeSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var gyroscopeEvent = e.SensorReading;
                        mTextGyroAccX.Text = string.Format("{0:F3}", gyroscopeEvent.AccelerationX);
                        mTextGyroAccY.Text = string.Format("{0:F3}", gyroscopeEvent.AccelerationY);
                        mTextGyroAccZ.Text = string.Format("{0:F3}", gyroscopeEvent.AccelerationZ);
                        mTextGyroAngX.Text = string.Format("{0:F2}", gyroscopeEvent.AngularVelocityX);
                        mTextGyroAngY.Text = string.Format("{0:F2}", gyroscopeEvent.AngularVelocityY);
                        mTextGyroAngZ.Text = string.Format("{0:F2}", gyroscopeEvent.AngularVelocityZ);
                    });
                };
            }

            if (heartRateSensor == null)
            {
                heartRateSensor = sensorMgr.CreateHeartRateSensor();
                heartRateSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var heartRateEvent         = e.SensorReading;
                        mTextHeartRate.Text        = Convert.ToString(heartRateEvent.HeartRate);
                        mTextHeartRateQuality.Text = heartRateEvent.Quality.ToString();
                    });
                };
            }

            if (pedometerSensor == null)
            {
                pedometerSensor = sensorMgr.CreatePedometerSensor();
                pedometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var pedometerEvent   = e.SensorReading;
                        mTextTotalSteps.Text = string.Format("{0:D}", pedometerEvent.TotalSteps);
                    });
                };
            }

            if (skinTemperatureSensor == null)
            {
                skinTemperatureSensor = sensorMgr.CreateSkinTemperatureSensor();
                skinTemperatureSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var skinTemperatureEvent  = e.SensorReading;
                        mTextSkinTemperature.Text = string.Format("{0:F1}", skinTemperatureEvent.Temperature);
                    });
                };
            }

            if (uvSensor == null)
            {
                uvSensor = sensorMgr.CreateUVSensor();
                uvSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var uvEvent           = e.SensorReading;
                        mTextUltraviolet.Text = uvEvent.UVIndexLevel.ToString();
                    });
                };
            }
        }
    void Start()
    {
        // Distance Sensors
        for (int i = 0; i < DistanceSensors.Length; ++i)
        {
            DistanceSensor sensor = DistanceSensors[i];
            DistanceSensors[i].LayerMask = LayerMask.GetMask(DistanceSensors[i].Layers);
            Quaternion rot = Quaternion.AngleAxis(DistanceSensors[i].Angle, Vector3.up);
            DistanceSensors[i].Direction = (rot * Vector3.forward).normalized;
        }

        // Telemetry Sensors
        TelemetrySensor teleSense = new TelemetrySensor()
        {
            GetTelemetry      = this.getTelemetry,
            GetTelemetryCount = this.getTelemetryCount
        };

        // Sensor Component
        Sensors sensors = GetComponent <Sensors>();

        sensors.DistanceSensors = DistanceSensors;
        sensors.TelemetrySensor = teleSense;

        // Sensor Data Component
        SensorData sensorData = GetComponent <SensorData>();

        sensorData.Data = new double[
            sensors.TelemetrySensor.GetTelemetryCount() +
            (sensors.DistanceSensors.Length * SensorSystem.DATA_POINTS_PER_DISTANCE_SENSOR)
                          ];

        for (int i = 0; i < sensorData.Data.Length; ++i)
        {
            sensorData.Data[i] = 0;
        }

        // Initialize the layers
        Net net = GetComponent <Net>();

        if (InitalNet.LayerSizes != null)
        {
            // Debug.Log("INITIALIZING WITH NET");
            net.Data = InitalNet;
        }
        else
        {
            net.Data               = new NetData();
            net.Data.LayerSizes    = new int[HiddenLayerSizes.Length + 2];
            net.Data.LayerSizes[0] = sensorData.Data.Length;
            HiddenLayerSizes.CopyTo(net.Data.LayerSizes, 1);
            net.Data.LayerSizes[HiddenLayerSizes.Length + 1] = 2; // MotionInputs
            net.Data.Weights = new double[netSize(net.Data)];
            Neural.Mutators.SelfMutate(new NetData[] { net.Data }, new Neural.Options()
            {
                { "clone", false },
                { "mutationProbability", 1 },
                { "mutationFactor", 1 },
                { "mutationRange", 10000 },
            });
        }

        // Mettabolism
        Metabolism metabolism = new Metabolism
        {
            HealthDecayRate  = 1,
            MealtimeInterval = InitialMealtimeInterval
        };

        gameObjectEntity.EntityManager.AddComponentData <Metabolism>(gameObjectEntity.Entity, metabolism);

        // Stats
        Stats stats = new Stats
        {
            Tag            = gameObject.tag.GetHashCode(),
            Health         = InitialHealth,
            Age            = 0,
            Generation     = 0,
            Aggression     = InitialAggression,
            Nutrition      = InitialNutrition,
            LastMealTime   = DateTime.Now.Ticks,
            MatingAge      = MatingAge,
            MatingCost     = MatingCost,
            MatingCoolDown = MatingCoolDown
        };

        gameObjectEntity.EntityManager.AddComponentData <Stats>(gameObjectEntity.Entity, stats);
    }
        //
        // Sensor event handlers
        //
        private void EnsureSensorsCreated()
        {
            IBandSensorManager sensorMgr = Model.Instance.Client.SensorManager;

            if (accelerometerSensor == null)
            {
                accelerometerSensor = sensorMgr.CreateAccelerometerSensor();
                accelerometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var accelerometerEvent = e.SensorReading;
                        mTextAccX.Text = string.Format("{0:F3} m/s/s", accelerometerEvent.AccelerationX);
                        mTextAccY.Text = string.Format("{0:F3} m/s/s", accelerometerEvent.AccelerationY);
                        mTextAccZ.Text = string.Format("{0:F3} m/s/s", accelerometerEvent.AccelerationZ);
                    });
                };
            }

            if (contactSensor == null)
            {
                contactSensor = sensorMgr.CreateContactSensor();
                contactSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var contactEvent = e.SensorReading;
                        mTextContact.Text = contactEvent.ContactState.ToString();
                    });
                };
            }

            if (distanceSensor == null)
            {
                distanceSensor = sensorMgr.CreateDistanceSensor();
                distanceSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var distanceEvent = e.SensorReading;
                        mTextTotalDistance.Text = string.Format("{0:D} cm", distanceEvent.TotalDistance);
                        mTextSpeed.Text = string.Format("{0:F2} cm/s", distanceEvent.Speed);
                        mTextPace.Text = string.Format("{0:F2} ms/m", distanceEvent.Pace);
                        mTextPedometerMode.Text = distanceEvent.MotionType.ToString();
                    });
                };
            }

            if (gyroscopeSensor == null)
            {
                gyroscopeSensor = sensorMgr.CreateGyroscopeSensor();
                gyroscopeSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var gyroscopeEvent = e.SensorReading;
                        mTextGyroAccX.Text = string.Format("{0:F3} m/s/s", gyroscopeEvent.AccelerationX);
                        mTextGyroAccY.Text = string.Format("{0:F3} m/s/s", gyroscopeEvent.AccelerationY);
                        mTextGyroAccZ.Text = string.Format("{0:F3} m/s/s", gyroscopeEvent.AccelerationZ);
                        mTextGyroAngX.Text = string.Format("{0:F2} deg/s", gyroscopeEvent.AngularVelocityX);
                        mTextGyroAngY.Text = string.Format("{0:F2} deg/s", gyroscopeEvent.AngularVelocityY);
                        mTextGyroAngZ.Text = string.Format("{0:F2} deg/s", gyroscopeEvent.AngularVelocityZ);
                    });
                };
            }

            if (heartRateSensor == null)
            {
                heartRateSensor = sensorMgr.CreateHeartRateSensor();
                heartRateSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var heartRateEvent = e.SensorReading;
                        mTextHeartRate.Text = string.Format("{0:D} beats/min", heartRateEvent.HeartRate);
                        mTextHeartRateQuality.Text = heartRateEvent.Quality.ToString();
                    });
                };
            }

            if (pedometerSensor == null)
            {
                pedometerSensor = sensorMgr.CreatePedometerSensor();
                pedometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var pedometerEvent = e.SensorReading;
                        mTextTotalSteps.Text = string.Format("{0:D} steps", pedometerEvent.TotalSteps);
                    });
                };
            }

            if (skinTemperatureSensor == null)
            {
                skinTemperatureSensor = sensorMgr.CreateSkinTemperatureSensor();
                skinTemperatureSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var skinTemperatureEvent = e.SensorReading;
                        mTextSkinTemperature.Text = string.Format("{0:F1} (C)", skinTemperatureEvent.Temperature);
                    });
                };
            }

            if (uvSensor == null)
            {
                uvSensor = sensorMgr.CreateUVSensor();
                uvSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var uvEvent = e.SensorReading;
                        mTextUltraviolet.Text = uvEvent.UVIndexLevel.ToString();
                    });
                };
            }
            
            if (altimeterSensor == null)
            {
                altimeterSensor = sensorMgr.CreateAltimeterSensor();
                altimeterSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var altimeterEvent = e.SensorReading;
                        mTextFlightsAscended.Text = string.Format("{0:D} floors", altimeterEvent.FlightsAscended);
                        mTextFlightsDescended.Text = string.Format("{0:D} floors", altimeterEvent.FlightsDescended);
                        mTextRate.Text = string.Format("{0:F2} cm/s", altimeterEvent.Rate);
                        mTextSteppingGain.Text = string.Format("{0:D} cm", altimeterEvent.SteppingGain);
                        mTextSteppingLoss.Text = string.Format("{0:D} cm", altimeterEvent.SteppingLoss);
                        mTextStepsAscended.Text = string.Format("{0:D} steps", altimeterEvent.StepsAscended);
                        mTextStepsDescended.Text = string.Format("{0:D} steps", altimeterEvent.StepsDescended);
                        mTextTotalGain.Text = string.Format("{0:D} cm", altimeterEvent.TotalGain);
                        mTextTotalLoss.Text = string.Format("{0:D} cm", altimeterEvent.TotalLoss);
                    });
                };
            }

            if (ambientLightSensor == null)
            {
                ambientLightSensor = sensorMgr.CreateAmbientLightSensor();
                ambientLightSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var ambientLightEvent = e.SensorReading;
                        mTextBrightness.Text = string.Format("{0:D} lux", ambientLightEvent.Brightness);
                    });
                };
            }
            
            if (barometerSensor == null)
            {
                barometerSensor = sensorMgr.CreateBarometerSensor();
                barometerSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var barometerEvent = e.SensorReading;
                        mTextAirPressure.Text = string.Format("{0:D} hPa", barometerEvent.AirPressure);
                        mTextTemperature.Text = string.Format("{0:D} (C)", barometerEvent.Temperature);
                    });
                };
            }
            
            if (caloriesSensor == null)
            {
                caloriesSensor = sensorMgr.CreateCaloriesSensor();
                caloriesSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var caloriesEvent = e.SensorReading;
                        mTextCalories.Text = string.Format("{0:D} kcals", caloriesEvent.Calories);
                    });
                };
            }
            
            if (gsrSensor == null)
            {
                gsrSensor = sensorMgr.CreateGsrSensor();
                gsrSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var gsrEvent = e.SensorReading;
                        mTextResistance.Text = string.Format("{0:D} kohms", gsrEvent.Resistance);
                    });
                };
            }
            
            if (rrIntervalSensor == null)
            {
                rrIntervalSensor = sensorMgr.CreateRRIntervalSensor();
                rrIntervalSensor.ReadingChanged += (sender, e) =>
                {
                    Activity.RunOnUiThread(() =>
                    {
                        var rrIntervalEvent = e.SensorReading;
                        mTextInterval.Text = string.Format("{0:2F} s", rrIntervalEvent.Interval);
                    });
                };
            }
        }