private async Task RunInternalAsync(IPattern pattern)
{
await Task.Run(() => {
long currentTick = DateTime.Now.Ticks;
long lastTick = DateTime.Now.Ticks;
double delta = 0;
while (!_cancellationTokenSource.IsCancellationRequested)
{
currentTick = DateTime.Now.Ticks;
delta = (double)(currentTick - lastTick) / (double)TimeSpan.TicksPerSecond;
lastTick = currentTick;
pattern.Update(delta);
BitmapImage img = Device.Image;
img.Clear();
for (int i = 0; i < LedCount; i++)
{
img.SetPixel(i, 0, pattern.Render(i));
}
Device.Update();
}
Clear();
}, _cancellationTokenSource.Token);
}
private static void CancelHandler(object sender, ConsoleCancelEventArgs e)
{
BitmapImage img = s_neo.Image;
img.Clear();
s_neo.Update();
Console.Clear();
}
public void Clear()
{
_logger.LogInformation("Clearing LEDs");
BitmapImage img = Device.Image;
img.Clear();
Device.Update();
}
static void Main()
{
var settings = new SpiConnectionSettings(0, 0)
{
ClockFrequency = 2_400_000,
Mode = SpiMode.Mode0,
DataBitLength = 8
};
// Create a Neo Pixel x8 stick on spi 0.0
var spi = new UnixSpiDevice(settings);
#if WS2808
var neo = new Ws2808(spi, count);
#else
var neo = new Ws2812b(spi, count);
#endif
// Display basic colors for 5 sec
BitmapImage img = neo.Image;
img.Clear();
img.SetPixel(0, 0, Color.White);
img.SetPixel(1, 0, Color.Red);
img.SetPixel(2, 0, Color.Green);
img.SetPixel(3, 0, Color.Blue);
img.SetPixel(4, 0, Color.Yellow);
img.SetPixel(5, 0, Color.Cyan);
img.SetPixel(6, 0, Color.Magenta);
img.SetPixel(7, 0, Color.FromArgb(unchecked ((int)0xffff8000)));
neo.Update();
System.Threading.Thread.Sleep(5000);
// Fade in first pixel
byte b = 0;
img.Clear();
while (true)
{
img.SetPixel(0, 0, Color.FromArgb(0xff, b, b, b));
neo.Update();
System.Threading.Thread.Sleep(10);
b++;
}
}
}
public TestController(ILogger <TestController> logger)
{
_logger = logger ?? throw new NotImplementedException(logger.GetType().Name);
var settings = new SpiConnectionSettings(0, 0)
{
ClockFrequency = 2_400_000,
Mode = SpiMode.Mode0,
DataBitLength = 8
};
var spi = SpiDevice.Create(settings);
matrixDevice = new Ws2812b(spi, 32, 8);
matrixImage = matrixDevice.Image;
matrixImage.Clear();
_logger.LogInformation("Image: {width}x{height}", matrixImage.Width, matrixImage.Height);
}
public void ClearLEDs()
{
matrices.ForEach(x => x.Clear());
image.Clear();
PushUpdate();
}