static void Main(string[] args)
{
Console.WriteLine($"sizeof(int): {sizeof(int)}");
Console.WriteLine($"sizeof(long): {sizeof(long)}");
Console.WriteLine($"{FakeADWrapper.ErrorToString(Error.Success)}");
#if I_FAILED
int cursor = 0;
var pinnedCursor = new PinnedObject(cursor);
var pinnedCursorOpaqueHandle = pinnedCursor.ToIntPtr();
#endif
var fakeAd = new FakeADWrapper(
bytesPerSecond: CharsPerSecond,
timeSliceInMilliseconds: 100,
timeoutSliceCount: 3,
port: 7373,
callback: Typer.TypeIn,
#if I_FAILED
#if false
context: pinnedCursor);
#elif false
context : pinnedCursor.ToIntPtr());
#else
context : pinnedCursorOpaqueHandle);
#endif
#else
context : IntPtr.Zero);
#endif
var buffer = new UnmanagedBuffer(sizeof(byte));
while (fakeAd.Read(buffer, sizeof(byte)) == sizeof(byte))
{
Console.Write((char)buffer.Read <byte>());
}
#if I_FAILED
Console.WriteLine($"Cursor: {cursor}");
#endif
Console.ReadKey();
}
private void Acquire()
{
CancellationToken token = cancellationTokenSource_.Token;
Stopwatch stopwatch = new Stopwatch();
var timeSliceInMilliseconds = mainViewModel_.ECGenerator.CalculateBestTimeSlice();
var fakeAdCallback = new FakeADCallback64(mainViewModel_.ECGenerator.GenerateECG);
var fakeAd = new FakeADWrapper(
bytesPerSecond: (uint)(SamplingRate * ECGenerator.Channels * sizeof(double)),
timeSliceInMilliseconds: (uint)timeSliceInMilliseconds,
timeoutSliceCount: 3,
port: 4321,
callback: fakeAdCallback,
context: IntPtr.Zero);
var samples = SamplingRate * timeSliceInMilliseconds / 1000;
var bufferSizeInBytes =
(ulong)samples * ECGenerator.Channels * sizeof(double);
var buffer = new UnmanagedBuffer((int)bufferSizeInBytes);
Debug.Assert(ECGenerator.Channels == 1);
var voltages = new double[samples];
while (true)
{
if (token.IsCancellationRequested)
{
break;
}
stopwatch.Restart();
var result = fakeAd.Read(buffer, bufferSizeInBytes);
if (result != bufferSizeInBytes)
{
var lastError = FakeADWrapper.GetLastError();
var lastErrorString = FakeADWrapper.ErrorToString(lastError);
var errorMessage = $"{lastError.ToString()} - {lastErrorString}";
Action notifyError = () =>
{
lastErrorTextBlock_.Text = errorMessage;
};
Dispatcher.BeginInvoke(notifyError);
if (lastError == Error.Timeout)
{
Thread.Sleep(timeSliceInMilliseconds);
continue;
}
else
{
break;
}
}
Marshal.Copy(buffer, voltages, 0, voltages.Length);
var elapsedMs = stopwatch.ElapsedMilliseconds;
Action updateTextBlock = () =>
{
readDataTextBlock_.Text = $"{elapsedMs}ms";
};
Dispatcher.BeginInvoke(updateTextBlock);
#if false
Dispatcher.Invoke(() => DrawWave(voltages)); // Deadlock when close the window.
#else
Action drawWave = () => DrawWave(voltages);
Dispatcher.BeginInvoke(drawWave);
#endif
}
fakeAd.Dispose();
}