// Not used by default but much simpler to understand
private static void SetPixelDemo(SenseHatLedMatrix ledMatrix)
{
ledMatrix.Fill(Color.Purple);
ledMatrix.SetPixel(0, 0, Color.Red);
ledMatrix.SetPixel(1, 0, Color.Green);
ledMatrix.SetPixel(2, 0, Color.Blue);
for (int i = 1; i <= 7; i++)
{
ledMatrix.SetPixel(i, i, Color.White);
}
}
public void Render(Color[] colorMatrix)
{
if (colorMatrix.Length != height * width)
{
throw new ArgumentException($"LEDs should be of length {height * width} but is {colorMatrix.Length}", nameof(colorMatrix));
}
for (var i = 0; i < width * height; i++)
{
if (previousColorMatrix[i] == colorMatrix[i])
{
continue;
}
var x = i % width;
var y = i / width;
_ledMatrix.SetPixel(x, y, colorMatrix[i]);
}
previousColorMatrix = colorMatrix;
}
