internal override void CheckAndEnableSensors()
{
base.CheckAndEnableSensors();
if (Accelerometer.ShouldBeEnabled)
{
motionManager.StartAccelerometerUpdates();
}
if ((Compass.ShouldBeEnabled || Orientation.ShouldBeEnabled) && !locationManagerActivated)
{
locationManagerActivated = true;
locationManager.StartUpdatingHeading();
}
if (Gyroscope.ShouldBeEnabled)
{
motionManager.StartGyroUpdates();
}
if ((UserAcceleration.ShouldBeEnabled || Gravity.ShouldBeEnabled || Orientation.ShouldBeEnabled) && !motionManager.DeviceMotionActive)
{
motionManager.StartDeviceMotionUpdates();
}
}
public void Start ()
{
mman = new CMMotionManager {
ShowsDeviceMovementDisplay = true,
};
mman.StartDeviceMotionUpdates (
// CMAttitudeReferenceFrame.XArbitraryZVertical,
// CMAttitudeReferenceFrame.XArbitraryCorrectedZVertical,
// CMAttitudeReferenceFrame.XMagneticNorthZVertical,
CMAttitudeReferenceFrame.XTrueNorthZVertical,
new NSOperationQueue (),
(motion, error) => {
if (error == null) {
Orientation = ToMatrix4d (motion.Attitude.RotationMatrix);
var roll = motion.Attitude.Roll;
var p = motion.Attitude.Pitch;
if (roll > 0) {
p = (3 * Math.PI) / 2 + p;
}
else {
p = Math.PI / 2 - p;
}
Pitch = p;
OrientationReceived (this, EventArgs.Empty);
}
});
}
public void Start()
{
motionManager.StartDeviceMotionUpdates();
isRunning = true;
isData = false;
PerformSelector(new ObjCRuntime.Selector("Update"), null, UpdateInterval);
}
public void Start()
{
mman = new CMMotionManager {
ShowsDeviceMovementDisplay = true,
};
mman.StartDeviceMotionUpdates(
// CMAttitudeReferenceFrame.XArbitraryZVertical,
// CMAttitudeReferenceFrame.XArbitraryCorrectedZVertical,
// CMAttitudeReferenceFrame.XMagneticNorthZVertical,
CMAttitudeReferenceFrame.XTrueNorthZVertical,
new NSOperationQueue(),
(motion, error) => {
if (error == null)
{
Orientation = ToMatrix4d(motion.Attitude.RotationMatrix);
var roll = motion.Attitude.Roll;
var p = motion.Attitude.Pitch;
if (roll > 0)
{
p = (3 * Math.PI) / 2 + p;
}
else
{
p = Math.PI / 2 - p;
}
Pitch = p;
OrientationReceived(this, EventArgs.Empty);
}
});
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
// TODO: Add your initialization logic here
motionManager = new CMMotionManager();
motionManager.DeviceMotionUpdateInterval = 1 / 60;
motionManager.StartDeviceMotionUpdates();
base.Initialize();
}
public override void ViewDidAppear(bool animated)
{
base.ViewDidAppear(animated);
var csize = panningScrollView.ContentSize;
var bounds = panningScrollView.Bounds;
panningScrollView.ContentOffset = new PointF((csize.Width / 2f - bounds.Width) / 2, (csize.Height / 2f - bounds.Height) / 2);
motionManager.StartDeviceMotionUpdates(NSOperationQueue.MainQueue, (motion, error) => CalculateRotationBasedOn(motion));
}
private void BeginMotionSession()
{
if (motionManager.GyroAvailable)
{
motionManager.StartDeviceMotionUpdates(CMAttitudeReferenceFrame.XMagneticNorthZVertical);
}
else
{
System.Console.WriteLine("Gyroscope not available");
}
}
protected override async Task StartListeningAsync()
{
await base.StartListeningAsync();
_motionManager?.StartDeviceMotionUpdates(new NSOperationQueue(), async(data, error) =>
{
if (data != null && error == null)
{
await StoreDatumAsync(new AttitudeDatum(DateTimeOffset.UtcNow, data.Attitude.Quaternion.x, data.Attitude.Quaternion.y, data.Attitude.Quaternion.z, data.Attitude.Quaternion.w));
}
});
}
protected override async Task StartListeningAsync()
{
await base.StartListeningAsync();
_motionManager?.StartDeviceMotionUpdates(new NSOperationQueue(), async(data, error) =>
{
if (data != null && error == null)
{
await StoreDatumAsync(new LinearAccelerationDatum(DateTimeOffset.UtcNow, data.UserAcceleration.X, data.UserAcceleration.Y, data.UserAcceleration.Z));
}
});
}
public override void Start()
{
if (started == false)
{
// For true north use CMAttitudeReferenceFrame.XTrueNorthZVertical, but be aware that it requires location service
motionManager.StartDeviceMotionUpdates(CMAttitudeReferenceFrame.XMagneticNorthZVertical, NSOperationQueue.CurrentQueue, MagnetometerHandler);
started = true;
state = SensorState.Ready;
}
else
{
throw new SensorFailedException("Failed to start compass data acquisition. Data acquisition already started.");
}
}
public override void ViewWillAppear(bool animated)
{
base.ViewWillAppear(animated);
if (isDeviceMotionAvailable == true)
{
motionManager.DeviceMotionUpdateInterval = .01;
motionManager.StartDeviceMotionUpdates();
}
else
{
Console.WriteLine("Device motion is not available on device");
}
}
public async override void ViewDidAppear(bool animated)
{
base.ViewDidAppear(animated);
adapter = Adapter.Current;
BigTed.BTProgressHUD.Show("Connecting...");
RunControlAsync();
man.StartDeviceMotionUpdates(new NSOperationQueue()
{
Name = "robots"
}, GyroChanged);
BigTed.BTProgressHUD.Dismiss();
}
/// <summary>
/// Start the specified sensor type reading.
/// </summary>
/// <param name="sensorType">Sensor type</param>
public override void Start(SensorType sensorType)
{
switch (sensorType)
{
case SensorType.Accelerometer:
AccelerometerActive = true;
motionManager.AccelerometerUpdateInterval = 0.05;
motionManager.StartAccelerometerUpdates(NSOperationQueue.MainQueue, (data, error) =>
{
EmitAccelerometer(new MotionVector(data.Acceleration.X, data.Acceleration.Y, data.Acceleration.Z));
});
break;
case SensorType.Gyroscope:
GyroActive = true;
motionManager.GyroUpdateInterval = 0.05;
motionManager.StartGyroUpdates(NSOperationQueue.MainQueue, (data, error) =>
{
EmitGyroscope(new MotionVector(data.RotationRate.x, data.RotationRate.y, data.RotationRate.z));
});
break;
case SensorType.DeviceMotion:
DeviceMotionActive = true;
motionManager.DeviceMotionUpdateInterval = 0.05d;
motionManager.StartDeviceMotionUpdates(NSOperationQueue.MainQueue, (motion, error) =>
{
EmitDeviceMotion(new MotionVector(motion.Attitude.Roll, motion.Attitude.Pitch, motion.Attitude.Yaw));
});
break;
case SensorType.Compass:
CompassActive = true;
locationManager.UpdatedHeading += (sender, eventArgs) =>
{
// TODO: Fix.
EmitCompass(eventArgs.NewHeading.TrueHeading);
};
locationManager.StartUpdatingHeading();
break;
case SensorType.LightLevel:
LightLevelActive = false;
break;
}
}
private void GetOrientation()
{
_motionManager = new CMMotionManager();
if (_motionManager.DeviceMotionAvailable) // DeviceMotion is not available on all devices. iOS4+
{
this.Log().ErrorIfEnabled(() => "DeviceMotion is available");
_motionManager.DeviceMotionUpdateInterval = _updateInterval;
_motionManager.StartDeviceMotionUpdates(NSOperationQueue.CurrentQueue, (motion, error) =>
{
OnMotionChanged(motion);
});
}
else // For iOS devices that don't support CoreMotion
{
this.Log().ErrorIfEnabled(() => "SimpleOrientationSensor failed to initialize because CoreMotion is not available");
}
}
void StartDeviceMotion()
{
motionManager = new CMMotionManager
{
ShowsDeviceMovementDisplay = true,
DeviceMotionUpdateInterval = 1.0 / 60.0
};
motionManager.StartDeviceMotionUpdates(CMAttitudeReferenceFrame.XTrueNorthZVertical, NSOperationQueue.CurrentQueue, (motion, error) =>
{
if (motion != null)
{
cameraTransform = new float[16];
TransformFromCMRotationMatrix(ref cameraTransform, motion.Attitude.RotationMatrix);
SetNeedsDisplay();
}
});
}
partial void Initialize()
{
_motionManager = new CMMotionManager();
if (_motionManager.DeviceMotionAvailable) // DeviceMotion is not available on all devices. iOS4+
{
var operationQueue = (NSOperationQueue.CurrentQueue == null || NSOperationQueue.CurrentQueue == NSOperationQueue.MainQueue) ? new NSOperationQueue() : NSOperationQueue.CurrentQueue;
this.Log().Error("DeviceMotion is available");
_motionManager.DeviceMotionUpdateInterval = _updateInterval;
_motionManager.StartDeviceMotionUpdates(operationQueue, (motion, error) =>
{
OnMotionChanged(motion);
});
}
else // For iOS devices that don't support CoreMotion
{
this.Log().Error("SimpleOrientationSensor failed to initialize because CoreMotion is not available");
}
}
public void Start()
{
_motionManager = new CMMotionManager();
_motionManager.StartDeviceMotionUpdates(NSOperationQueue.CurrentQueue, (data, error) =>
{
var xMotion = new XMotion
{
Pitch = data.Attitude.Pitch,
Roll = data.Attitude.Roll,
Yaw = data.Attitude.Yaw
};
CurrentMotion = xMotion;
if (MotionUpdated != null)
{
MotionUpdated(this, EventArgs.Empty);
}
});
}
public void Start()
{
_motionManager = new CMMotionManager();
_motionManager.StartDeviceMotionUpdates(NSOperationQueue.CurrentQueue, (data, error) =>
{
var xMotion = new XMotion
{
Pitch = data.Attitude.Pitch,
Roll = data.Attitude.Roll,
Yaw = data.Attitude.Yaw
};
CurrentMotion = xMotion;
if (MotionUpdated != null)
{
MotionUpdated(this, EventArgs.Empty);
}
});
}
public override bool FinishedLaunching(UIApplication application, NSDictionary launchOptions)
{
Xamarin.Forms.Forms.Init();
// Pitch is speed pi/2 -> 0
// Roll turning speed -p1/2 -> p1/2
man.StartDeviceMotionUpdates(new NSOperationQueue(), (m, e) => {
Roll = m.Attitude.Roll;
Pitch = m.Attitude.Pitch;
Yaw = m.Attitude.Yaw;
GyroUpdated(this, EventArgs.Empty);
});
app = new App(Adapter.Current, this);
window = new UIWindow(UIScreen.MainScreen.Bounds);
window.RootViewController = app.GetMainPage().CreateViewController();
window.MakeKeyAndVisible();
return(true);
}
public void StartSensorUpdates()
{
// Raw accelerometer
if (_motionManager.AccelerometerAvailable)
{
_motionManager.StartAccelerometerUpdates(_queue, HandleCMAccelerometerHandler);
}
if (_motionManager.GyroAvailable)
{
_motionManager.StartGyroUpdates(_queue, HandleCMGyroHandler);
}
if (_motionManager.MagnetometerAvailable)
{
_motionManager.StartMagnetometerUpdates(_queue, HandleCMMagnetometerHandler);
}
if (_motionManager.DeviceMotionAvailable)
{
_motionManager.StartDeviceMotionUpdates(_queue, HandleCMDeviceMotionHandler);
_pedometer.StartPedometerUpdates(NSDate.Now, HandleCMPedometer);
}
//start updating headings
_locationManager.StartUpdatingHeading();
//// service for measurements once per minute
UIDevice.CurrentDevice.BatteryMonitoringEnabled = true;
Timer timer = new Timer(60000);
timer.AutoReset = true;
timer.Elapsed += SensorMeasurementSessionTimerElapsed;
timer.Start();
IsListening = true;
}
private void SaveDeviceMotion()
{
NSOperationQueue queue = new NSOperationQueue();
cmManager.StartDeviceMotionUpdates(queue, async(CMDeviceMotion motion, NSError error) =>
{
//Repository<AccelerometerData> accRepo = new Repository<AccelerometerData>(SQLiteHelper.Instance.Connection);
Debug.WriteLine("DeviceMotionUpdate" + motion.Timestamp);
// motion.Timestamp, set to accelerometerdata. Time since boot. Convert to time? How?
DateTimeOffset timestamp = Utils.TimeSinceBootToDateTimeOffset(motion.Timestamp);
Debug.WriteLine("Compare timestamps vs now: {0} vs {1}", DateTimeOffset.Now, timestamp);
AccelerometerData userAcc = new AccelerometerData()
{
Type = AccelerometerType.User,
Timestamp = timestamp,
X = motion.UserAcceleration.X,
Y = motion.UserAcceleration.Y,
Z = motion.UserAcceleration.Z
};
AccelerometerData gravAcc = new AccelerometerData()
{
Type = AccelerometerType.Gravity,
Timestamp = timestamp,
X = motion.Gravity.X,
Y = motion.Gravity.Y,
Z = motion.Gravity.Z
};
Debug.WriteLine("Useracc " + userAcc);
Debug.WriteLine("gravacc " + gravAcc);
//await accRepo.Insert(userAcc);
//await accRepo.Insert(gravAcc);
});
}
public async override void ViewDidLoad()
{
base.ViewDidLoad();
// Perform any additional setup after loading the view, typically from a nib.
Button.AccessibilityIdentifier = "myButton";
Button.TouchUpInside += delegate {
var title = string.Format("{0} clicks!", count++);
Button.SetTitle(title, UIControlState.Normal);
};
locator = CrossGeolocator.Current;
locator.DesiredAccuracy = 50;
var position = await locator.GetPositionAsync(10000);
locator.PositionChanged += Locator_PositionChanged;
await locator.StartListeningAsync(0, 0, false);
Console.WriteLine("Position Status: {0}", position.Timestamp);
Console.WriteLine("Position Latitude: {0}", position.Latitude);
Console.WriteLine("Position Longitude: {0}", position.Longitude);
Button.SetTitle($"{position.Latitude} {position.Longitude}", UIControlState.Normal);
ViewModel = new MainViewModel(WorldConfiguration.iOS);
ViewModel.UpdateWorld(View.Bounds.Width, View.Bounds.Height);
//RootLayout = this.FindViewById<RelativeLayout>(Resource.Id.myMainLayout);
motion = new CMMotionManager();
motion.StartDeviceMotionUpdates(NSOperationQueue.CurrentQueue, MotionHandler);
PopulateWorld();
}
public override void ViewDidLoad()
{
Console.WriteLine(finalSpeedArray.Length.ToString());
base.ViewDidLoad();
//Check and make sure GPS is enabled
if (CLLocationManager.Status == CLAuthorizationStatus.Authorized)
{
rawGPS.createCoordinatesWhenHeadingChangesToAddToList();
double currentSpeed = 0;
avgaccel = 0;
currentMaxAvgAccel = 0;
//Start updating accelerometer data at device motion update interval specified pulling rate
_motionManager = new CMMotionManager();
_motionManager.DeviceMotionUpdateInterval = .5;
_motionManager.StartDeviceMotionUpdates(NSOperationQueue.CurrentQueue, (data, error) =>
{
//Convert motion data into nondirectional vector data (Total G's)
avgaccel = Math.Sqrt((data.UserAcceleration.X * data.UserAcceleration.X) +
(data.UserAcceleration.Y * data.UserAcceleration.Y) +
(data.UserAcceleration.Z * data.UserAcceleration.Z));
//Calculate current speed in Km/Hr
currentSpeed = rawGPS.convertToKilometersPerHour(rawGPS.getSpeedInMetersPerSecondUnits());
Console.WriteLine(currentSpeed.ToString());
this.currentSpeedLabel.Text = currentSpeed.ToString();
//Test if accelerometer event occurs
if ((avgaccel > threshold) && (avgaccel < maxThresh))
{
Console.WriteLine("Event is in progress.");
if (!eventInProgress)
{
isCountingInitialSpeed = true;
eventInProgress = true;
}
}
//Test if accelerometer event has ended
else if ((avgaccel < threshold) && eventInProgress)
{
Console.WriteLine("Event has ended.");
eventcount++;
eventInProgress = false;
isCountingFinalSpeed = true;
this.eventCounter.Text = eventcount.ToString();
}
//If event has started, start counting/filling initialSpeedArray
if (isCountingInitialSpeed == true && initialSpeedArrayCounter < initialSpeedArray.Length - 1)
{
initialSpeedArray [initialSpeedArrayCounter] = currentSpeed;
Console.WriteLine("Writing 1: " + currentSpeed);
initialSpeedArrayCounter++;
Console.WriteLine("count1: " + initialSpeedArrayCounter);
}
//If event has stopped, start counting/filling finalSpeedArray
if (isCountingFinalSpeed == true && finalSpeedArrayCounter < finalSpeedArray.Length - 1)
{
finalSpeedArray [finalSpeedArrayCounter] = currentSpeed;
Console.WriteLine("Writing 2: " + currentSpeed);
finalSpeedArrayCounter++;
Console.WriteLine("count2: " + finalSpeedArrayCounter);
}
//If both speed arrays are full, test event criteria
if ((initialSpeedArrayCounter == initialSpeedArray.Length - 1) && (finalSpeedArrayCounter == finalSpeedArray.Length - 1))
{
Console.WriteLine("initial" + initialSpeedArray [initialSpeedArray.Length - 1]);
Console.WriteLine("final " + finalSpeedArray [finalSpeedArray.Length - 1]);
this.determineHardStoOrHardStart(initialSpeedArray, finalSpeedArray);
//####################################################################################
//CLEAR METHOD
//####################################################################################
for (int i = 0; i < initialSpeedArray.Length; i++)
{
initialSpeedArray [i] = 0;
}
for (int i = 0; i < finalSpeedArray.Length; i++)
{
finalSpeedArray [i] = 0;
}
//Reset for new event
isCountingFinalSpeed = false;
isCountingInitialSpeed = false;
initialSpeedArrayCounter = 0;
finalSpeedArrayCounter = 0;
}
this.avgAcc.Text = avgaccel.ToString("0.0000");
if (avgaccel > currentMaxAvgAccel)
{
currentMaxAvgAccel = avgaccel;
}
this.maxAvgAcc.Text = currentMaxAvgAccel.ToString("0.0000");
});
}
else
{
new UIAlertView("Location Services must be enabled to use application!", "We noticed you have disabled location services for this application. Please enable location services.", null, "Ok", null).Show();
//FIX LATER###########################################################################
//DismissModalViewControllerAnimated (animated);
//####################################################################################
}
// Perform any additional setup after loading the view, typically from a nib.
}
public void StartUpdatesWithMotionDataType(MotionDataType type, int sliderValue)
{
double updateInterval = 0.00;
double delta = 0.005;
switch (graphDataSource)
{
case MotionDataType.AccelerometerData:
updateInterval = GraphViewController.accelerometrMin + delta * sliderValue;
if (mManager.AccelerometerAvailable)
{
mManager.AccelerometerUpdateInterval = updateInterval;
mManager.StartAccelerometerUpdates(NSOperationQueue.CurrentQueue, (data, error) => {
if (primaryGraph == null)
{
return;
}
primaryGraph.AddX(data.Acceleration.X, data.Acceleration.Y, data.Acceleration.Z);
SetLabelValueX(data.Acceleration.X, data.Acceleration.Y, data.Acceleration.Z);
});
}
primaryGraphLabel.Text = "AccelerometerData.Acceleration";
break;
case MotionDataType.GyroData:
updateInterval = gyroMin + delta * sliderValue;
if (mManager.GyroAvailable)
{
mManager.GyroUpdateInterval = updateInterval;
mManager.StartGyroUpdates(NSOperationQueue.CurrentQueue, (gyroData, error) => {
if (primaryGraph == null)
{
return;
}
primaryGraph.AddX(gyroData.RotationRate.x, gyroData.RotationRate.y, gyroData.RotationRate.z);
SetLabelValueX(gyroData.RotationRate.x, gyroData.RotationRate.y, gyroData.RotationRate.z);
});
}
primaryGraphLabel.Text = "GyroData.RotationRate";
break;
case MotionDataType.DeviceMotion:
updateInterval = deviceMotionMin + delta * sliderValue;
if (mManager.DeviceMotionAvailable)
{
mManager.DeviceMotionUpdateInterval = updateInterval;
mManager.StartDeviceMotionUpdates(NSOperationQueue.CurrentQueue, (motion, error) => {
graphs [(int)DeviceMotionGraphType.Attitude].AddX(motion.Attitude.Roll, motion.Attitude.Pitch, motion.Attitude.Yaw);
graphs [(int)DeviceMotionGraphType.RotationRate].AddX(motion.RotationRate.x, motion.RotationRate.y, motion.RotationRate.z);
graphs [(int)DeviceMotionGraphType.Gravity].AddX(motion.Gravity.X, motion.Gravity.Y, motion.Gravity.Z);
graphs [(int)DeviceMotionGraphType.UserAcceleration].AddX(motion.UserAcceleration.X, motion.UserAcceleration.Y, motion.UserAcceleration.Z);
switch ((DeviceMotionGraphType)SegmentedControl.SelectedSegment)
{
case DeviceMotionGraphType.Attitude:
SetLabelValueRoll(motion.Attitude.Roll, motion.Attitude.Pitch, motion.Attitude.Yaw);
break;
case DeviceMotionGraphType.RotationRate:
SetLabelValueX(motion.RotationRate.x, motion.RotationRate.y, motion.RotationRate.z);
break;
case DeviceMotionGraphType.Gravity:
SetLabelValueX(motion.Gravity.X, motion.Gravity.Y, motion.Gravity.Z);
break;
case DeviceMotionGraphType.UserAcceleration:
SetLabelValueX(motion.UserAcceleration.X, motion.UserAcceleration.Y, motion.UserAcceleration.Z);
break;
}
});
}
primaryGraphLabel.Text = graphTitles [SegmentedControl.SelectedSegment];
break;
}
UpdateIntervalLabel.Text = updateInterval.ToString();
}
public override void Update()
{
base.Update();
// Enable/disable supported sensors and update enabled sensors
if (accelerometerSensor != null)
{
bool enable = accelerometerSensor.IsEnabled;
if (enable != motionManager.AccelerometerActive)
{
if (accelerometerSensor.IsEnabled)
{
motionManager.StartAccelerometerUpdates();
}
else
{
motionManager.StopAccelerometerUpdates();
}
}
if (enable)
{
var accelerometerData = motionManager.AccelerometerData;
accelerometerSensor.Acceleration = accelerometerData != null?CmAccelerationToVector3(accelerometerData.Acceleration) : Vector3.Zero;
}
}
if (compassSensor != null)
{
bool enable = compassSensor.IsEnabled;
if (enable != locationManagerActivated)
{
if (compassSensor.IsEnabled)
{
locationManager.StartUpdatingHeading();
}
else
{
locationManager.StopUpdatingHeading();
}
locationManagerActivated = compassSensor.IsEnabled;
}
if (enable)
{
compassSensor.Heading = GetNorthInRadian(locationManager);
}
}
if (gyroscopeSensor != null)
{
bool enable = gyroscopeSensor.IsEnabled;
if (enable != motionManager.GyroActive)
{
if (gyroscopeSensor.IsEnabled)
{
motionManager.StartGyroUpdates();
}
else
{
motionManager.StopGyroUpdates();
}
}
if (enable)
{
var gyroData = motionManager.GyroData;
gyroscopeSensor.RotationRate = gyroData != null?CmRotationRateToVector3(gyroData.RotationRate) : Vector3.Zero;
}
}
if (userAccelerationSensor != null)
{
bool enable = userAccelerationSensor.IsEnabled || gravitySensor.IsEnabled || orientationSensor.IsEnabled;
if (enable != motionManager.DeviceMotionActive)
{
if (enable)
{
motionManager.StartDeviceMotionUpdates();
}
else
{
motionManager.StopDeviceMotionUpdates();
}
}
if (enable)
{
var motion = motionManager.DeviceMotion;
// Update orientation sensor
if (motion != null && motion.Attitude != null)
{
var q = motionManager.DeviceMotion.Attitude.Quaternion;
var quaternion = new Quaternion((float)q.x, (float)q.z, -(float)q.y, (float)q.w);
if (compassSensor != null)
{
// re-adjust the orientation to align with the north (common behavior on other platforms) TODO current implementation only takes in account the first value.
if (firstNorthValue <= 0)
{
firstNorthValue = GetNorthInRadian(locationManager);
}
quaternion = Quaternion.RotationY(-firstNorthValue) * quaternion;
}
orientationSensor.FromQuaternion(quaternion);
}
else
{
orientationSensor.Reset();
}
// Update gravity sensor
gravitySensor.Vector = motion != null?CmAccelerationToVector3(motion.Gravity) : Vector3.Zero;
// Update user acceleration
userAccelerationSensor.Acceleration = motion != null?CmAccelerationToVector3(motion.Gravity) : Vector3.Zero;
}
}
}