private int OnExecute()
{
var options = new LedMatrixOptions()
{
Brightness = (byte)Brightness,
};
// Check if we have only extreme colors
if (Brightness == 100 &&
FullSaturation(Color) &&
FullSaturation(BackgroundColor)
)
{
options.PwmBits = 1;
}
var matrix = new LedMatrix(options);
var canvas = matrix.CreateOffscreenCanvas();
var font = new BdfFont(Font);
while (!Console.KeyAvailable)
{
var text = DateTime.UtcNow.ToString(Format);
canvas.Fill(BackgroundColor);
canvas.DrawText(font, XOrigin, YOrigin + font.Baseline, Color, text, Spacing);
matrix.SwapOnVsync(canvas);
Thread.Sleep(TimeSpan.FromMilliseconds(250));
}
return(0);
}
public static int Main(string[] args)
{
var matrix = new LedMatrix(new LedMatrixOptions(), args);
var canvas = matrix.CreateOffscreenCanvas();
var maxBrightness = matrix.Brightness;
var count = 0;
const int c = 255;
while (!Console.KeyAvailable)
{
if (matrix.Brightness < 1)
{
matrix.Brightness = maxBrightness;
count += 1;
}
else
{
matrix.Brightness -= 1;
}
switch (count % 4)
{
case 0:
canvas.Fill(new Color(c, 0, 0));
break;
case 1:
canvas.Fill(new Color(0, c, 0));
break;
case 2:
canvas.Fill(new Color(0, 0, c));
break;
case 3:
canvas.Fill(new Color(c, c, c));
break;
}
canvas = matrix.SwapOnVsync(canvas);
Thread.Sleep(20);
}
return(0);
}
private int OnExecute()
{
var matrix = new LedMatrix(new LedMatrixOptions());
var canvas = matrix.CreateOffscreenCanvas();
var font = new BdfFont(Font);
canvas.DrawText(font, XOrigin, YOrigin + font.Baseline, new Color(0, 255, 0), Text, Spacing);
matrix.SwapOnVsync(canvas);
while (!Console.KeyAvailable)
{
Thread.Sleep(250);
}
return(0);
}
public static int Main(string[] args)
{
var matrix = new LedMatrix(new LedMatrixOptions(), args);
var canvas = matrix.CreateOffscreenCanvas();
for (var i = 0; i < 1000; ++i)
{
for (var y = 0; y < canvas.Height; ++y)
{
for (var x = 0; x < canvas.Width; ++x)
{
canvas.SetPixel(x, y, new Color(i & 0xff, x, y));
}
}
canvas.DrawCircle(canvas.Width / 2, canvas.Height / 2, 6, new Color(0, 0, 255));
canvas.DrawLine(canvas.Width / 2 - 3, canvas.Height / 2 - 3, canvas.Width / 2 + 3, canvas.Height / 2 + 3, new Color(0, 0, 255));
canvas.DrawLine(canvas.Width / 2 - 3, canvas.Height / 2 + 3, canvas.Width / 2 + 3, canvas.Height / 2 - 3, new Color(0, 0, 255));
canvas = matrix.SwapOnVsync(canvas);
}
return(0);
}
public static int Main(string[] args)
{
var matrix = new LedMatrix(new LedMatrixOptions(), args);
var canvas = matrix.CreateOffscreenCanvas();
var rnd = new Random();
var points = new List <Point>();
var recycled = new Stack <Point>();
int frame = 0;
var stopwatch = new Stopwatch();
while (!Console.KeyAvailable)
{
stopwatch.Restart();
frame++;
if (frame % FRAME_STEP == 0)
{
if (recycled.Count == 0)
{
points.Add(new Point(rnd.Next(0, canvas.Width), 0));
}
else
{
var point = recycled.Pop();
point.X = rnd.Next(0, canvas.Width);
point.Y = 0;
point.Recycled = false;
}
}
canvas.Clear();
foreach (var point in points)
{
if (!point.Recycled)
{
point.Y++;
if (point.Y - MAX_HEIGHT > canvas.Height)
{
point.Recycled = true;
recycled.Push(point);
}
for (var i = 0; i < MAX_HEIGHT; i++)
{
canvas.SetPixel(point.X, point.Y - i, new Color(0, 255 - i * COLOR_STEP, 0));
}
}
}
canvas = matrix.SwapOnVsync(canvas);
// force 30 FPS
var elapsed = stopwatch.ElapsedMilliseconds;
if (elapsed < 33)
{
Thread.Sleep(33 - (int)elapsed);
}
}
return(0);
}
