private static (int, int, bool) JoystickState(SenseHat sh)
{
sh.ReadJoystickState();
int dx = 0;
int dy = 0;
if (sh.HoldingUp)
{
dy--; // y goes down
}
if (sh.HoldingDown)
{
dy++;
}
if (sh.HoldingLeft)
{
dx--;
}
if (sh.HoldingRight)
{
dx++;
}
return(dx, dy, sh.HoldingButton);
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
var display = SenseHat.OpenDisplay();
display.Draw(GetDrawable(Resource.Drawable.xamarin2));
}
private static void ReadAndShowTemperature(SenseHat senseHat, RgbColor foreground, RgbColor background)
{
var task = Task.Run(async() =>
{
var temparature = await senseHat.TemparatureSensor.ReadTemparature();
await senseHat.LedMatrix.ShowMessage(temparature.AsDescription(), 0.2f, foreground, background);
});
Task.WaitAll(task);
}
public SenseHat Create()
{
_devicePythonFileFactory.AssureInitialized();
var ledMatrixScriptPath = _devicePythonFileFactory.CreateScriptFile(typeof(LedMatrix));
var led = new LedMatrix(_pythonExecutor, ledMatrixScriptPath);
var joystickScriptPath = _devicePythonFileFactory.CreateScriptFile(typeof(Joystick));
var joystick = new Joystick(_pythonExecutor, joystickScriptPath);
var temparatureSensorScriptPath = _devicePythonFileFactory.CreateScriptFile(typeof(TemparatureSensor));
var tempSensor = new TemparatureSensor(_pythonExecutor, temparatureSensorScriptPath);
var senseHat = new SenseHat(led, joystick, tempSensor);
return(senseHat);
}
public static void Main(string[] args)
{
// Sample for each device separately
// LedMatrix.Run();
// Joystick.Run();
// AccelerometerAndGyroscope.Run();
// Magnetometer.Run();
// TemperatureAndHumidity.Run();
// PressureAndTemperature.Run();
using (var sh = new SenseHat())
{
int n = 0;
int x = 3, y = 3;
while (true)
{
Console.Clear();
(int dx, int dy, bool holding) = JoystickState(sh);
if (holding)
{
n++;
}
x = (x + 8 + dx) % 8;
y = (y + 8 + dy) % 8;
sh.Fill(n % 2 == 0 ? Color.DarkBlue : Color.DarkRed);
sh.SetPixel(x, y, Color.Yellow);
Console.WriteLine($"Temperature: Sensor1: {sh.Temperature} C Sensor2: {sh.Temperature2} C");
Console.WriteLine($"Humidity: {sh.Humidity} %rH");
Console.WriteLine($"Pressure: {sh.Pressure} hPa");
Console.WriteLine($"Acceleration: {sh.Acceleration} g");
Console.WriteLine($"Angular rate: {sh.AngularRate} DPS");
Console.WriteLine($"Magnetic induction: {sh.MagneticInduction} gauss");
Thread.Sleep(1000);
}
}
}
public MainPage()
{
this.InitializeComponent();
_senseHat = new SenseHat();
_iotHubConnection = new IoTHubConnection();
this.ActivateSenseHat();
this.Loaded += (sender, e) =>
{
DispatcherTimer timer = new DispatcherTimer();
timer.Tick += async(x, y) =>
{
// Just to show temperature on device screen
var temperatureTelemetry = _senseHat.GetTemperature();
this.temperatureTextBlock.Text = "Temperature: " + temperatureTelemetry.Sense_hat_temperature.ToString();
// send temperature, time, pressure and humidity to cloud
await _iotHubConnection.SendEventAsync(JsonConvert.SerializeObject(temperatureTelemetry));
// Just to show humidity value on device screen
var humidityTelemetry = _senseHat.GetHumidity();
this.humidityTextBlock.Text = "Humidity: " + humidityTelemetry.Humidity.ToString();
// Just to show pressure value on device screen
var pressureTelemetry = _senseHat.GetPressure();
this.pressureTextBlock.Text = "Pressure: " + pressureTelemetry.Pressure.ToString();
_senseHat.ScreenControl();
};
timer.Interval = TimeSpan.FromSeconds(30);
timer.Start();
};
}
public MainPage()
{
this.InitializeComponent();
_senseHat = new SenseHat();
_iotHubConnection = new IoTHubConnection();
this.ActivateSenseHat();
this.Loaded += (sender, e) =>
{
DispatcherTimer timer = new DispatcherTimer();
timer.Tick += async(x, y) =>
{
var temperatureTelemetry = _senseHat.GetTemperature();
this.temperatureTextBlock.Text = "Temperature: " + temperatureTelemetry.Temperature.ToString();
await _iotHubConnection.SendEventAsync(JsonConvert.SerializeObject(temperatureTelemetry));
};
timer.Interval = TimeSpan.FromSeconds(3);
timer.Start();
};
}
public static void Main(string[] args)
{
// Sample for each device separately
// LedMatrix.Run();
// Joystick.Run();
// AccelerometerAndGyroscope.Run();
// Magnetometer.Run();
// TemperatureAndHumidity.Run();
// PressureAndTemperature.Run();
// set this to the current sea level pressure in the area for correct altitude readings
var defaultSeaLevelPressure = Pressure.MeanSeaLevel;
using (var sh = new SenseHat())
{
int n = 0;
int x = 3, y = 3;
while (true)
{
Console.Clear();
(int dx, int dy, bool holding) = JoystickState(sh);
if (holding)
{
n++;
}
x = (x + 8 + dx) % 8;
y = (y + 8 + dy) % 8;
sh.Fill(n % 2 == 0 ? Color.DarkBlue : Color.DarkRed);
sh.SetPixel(x, y, Color.Yellow);
var tempValue = sh.Temperature;
var temp2Value = sh.Temperature2;
var preValue = sh.Pressure;
var humValue = sh.Humidity;
var accValue = sh.Acceleration;
var angValue = sh.AngularRate;
var magValue = sh.MagneticInduction;
var altValue = WeatherHelper.CalculateAltitude(preValue, defaultSeaLevelPressure, tempValue);
Console.WriteLine($"Temperature Sensor 1: {tempValue.Celsius:0.#}\u00B0C");
Console.WriteLine($"Temperature Sensor 2: {temp2Value.Celsius:0.#}\u00B0C");
Console.WriteLine($"Pressure: {preValue:0.##}hPa");
Console.WriteLine($"Altitude: {altValue:0.##}m");
Console.WriteLine($"Acceleration: {sh.Acceleration}g");
Console.WriteLine($"Angular rate: {sh.AngularRate}DPS");
Console.WriteLine($"Magnetic induction: {sh.MagneticInduction}gauss");
Console.WriteLine($"Relative humidity: {humValue:0.#}%");
// WeatherHelper supports more calculations, such as saturated vapor pressure, actual vapor pressure and absolute humidity.
Console.WriteLine($"Heat index: {WeatherHelper.CalculateHeatIndex(tempValue, humValue).Celsius:0.#}\u00B0C");
Console.WriteLine($"Dew point: {WeatherHelper.CalculateDewPoint(tempValue, humValue).Celsius:0.#}\u00B0C");
Thread.Sleep(1000);
}
}
}
