/// <summary>
/// Stops the read.
/// </summary>
public void Stop()
{
if (IsReading && CurReadWaitResult != null && !CurReadWaitResult.IsCompleted &&
(CounterReader != null || AnalogReader != null))
{
try
{
if (IsCounter)
{
CounterReader.EndReadMultiSampleUInt32(CurReadWaitResult);
}
else
{
AnalogReader.EndReadMultiSample(CurReadWaitResult);
}
}
catch (Exception ex)
{
/// attempt to end he read failed.
}
// clear the async result.
CurReadWaitResult = null;
}
IsReading = false;
DestroyReaderTask();
DestroyTimebaseTask();
}
/// <summary>
/// Async call to read the data.
/// </summary>
protected void ReadData()
{
if (IsCounter)
{
CurReadWaitResult = CounterReader.BeginReadMultiSampleUInt32(SamplesPerReadTick, OnDataRead, null);
}
else
{
CurReadWaitResult = AnalogReader.BeginReadMultiSample(SamplesPerReadTick, OnDataRead, null);
}
}
/// <summary>
/// On data was read.
/// </summary>
/// <param name="rslt"></param>
protected void OnDataRead(IAsyncResult rslt)
{
if (!rslt.IsCompleted || !IsReading)
{
return;
}
DataChunk c = null;
TimeSpan offset = TimeSpan.FromSeconds(ReadTicks * 1.0 / SamplingFrequency);
if (IsCounter)
{
// data is counter.
uint[,] data = CounterReader.EndReadMultiSampleUInt32(rslt);
ReadTicks += data.GetLength(1);
c = new DataChunk(offset, data);
}
else
{
// data is analog.
double[,] data = AnalogReader.EndReadMultiSample(rslt);
// adding to the read ticks.
ReadTicks += data.GetLength(1);
c = new DataChunk(offset, data);
}
// call async again.
if (IsReading)
{
ReadData();
}
// No data.
if (c.DataCount == 0)
{
return;
}
m_dataQ.Enqueue(c);
// call to process the queue if needed.
DoQueueProcessing();
}
static void TestAnalog()
{
Console.WriteLine("Wooting Analog reader testing!");
Console.WriteLine($"wooting_kbd_connected: {AnalogReader.IsConnected()}");
Console.WriteLine("Set disconnected cb");
AnalogReader.SetDisconnectedCallback((DisconnectedCallback)dc_cb);
Stopwatch watch = new Stopwatch();
watch.Start();
Console.WriteLine("Reading Analog data from the Esc key for 10 seconds. Press any key to start...");
Console.ReadKey();
int lastValue = -1;
while (true)
{
int value = AnalogReader.ReadAnalog(WootingKey.Keys.Esc);
if (lastValue != value)
{
lastValue = value;
Console.WriteLine(value);
}
if (watch.Elapsed.Seconds >= 10)
{
watch.Stop();
break;
}
}
Console.WriteLine("Going to read the buffer, please press down some keys, starting in 3 seconds");
Thread.Sleep(3000);
List <AnalogReader.AnalogRaw> buffer = AnalogReader.ReadFullBuffer(16);
Console.WriteLine($"{buffer.Count} items read");
for (int i = 0; i < buffer.Count; i++)
{
AnalogReader.AnalogRaw raw = buffer[i];
Console.WriteLine($"Scan code: {raw.scan_code}, Value: {raw.analog_value}");
}
Console.ReadKey();
}