private void button1_Click(object sender, EventArgs e)
{
try
{
if (stopped)
{
if (driver == null)
{
driver = new DTControl(1000, new int[] { 0, 1 }, new DTControl.Logger(MessageLog), new DTControl.DoneSignalHandler(SignalsDone));
}
driver.AnalogStart();
button1.Text = "STOP";
stopped = false;
}
else
{
driver.AnalogStop();
//button1.Text = "Get";
stopped = true;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void GetBuffer(ref double[] buf)
{
m_buffer = new double[SampleSize];
m_monitorBuffer = new double[SampleSize];
filteredSignals = new double[BufferSize];
byte[] bufferedSignal = new byte[SampleSize * sizeof(double)];
List <double> wholeBuffer = new List <double>(SampleSize);
bool switchChanged = false;
if (stopped)
{
return;
}
// separate the signal from the switch data
for (int i = 0; i < buf.Length; i += 2)
{
m_buffer[i / 2] = buf[i];
m_monitorBuffer[i / 2] = buf[i + 1];
}
if (m_monitorBuffer[0] > 3.3)
{
for (int signalIndex = 0; signalIndex < m_buffer.Length; signalIndex += BufferSize)
{
double[] buffer = new double[BufferSize];
// copy 100 values unless the buffer size is less than 100 (i.e. the last buffer only has 1 value)
Array.Copy(m_buffer, signalIndex, buffer, 0, ((m_buffer.Length - signalIndex) < BufferSize) ? m_buffer.Length - signalIndex : BufferSize);
ProcessSignals(buffer, out filteredSignals, out average, out variance, out min, out max);
foreach (double signal in filteredSignals)
{
wholeBuffer.Add(signal);
}
Log("Signals Processed.");
}
if (!stopped)
{
if (processSignals == false)
{
switchChanged = true;
}
if (switchChanged)
{
response.Write(switchChanged);
response.Write("CONT");
}
else
{
response.Write(switchChanged);
}
//write signals to file
foreach (double signal in m_buffer)
{
signalWriter.WriteLine(signal);
}
// Input Signals
DoubleToBuffer(m_buffer, bufferedSignal);
response.Write(bufferedSignal.Length);
response.Write(bufferedSignal);
// Filtered Signals
DoubleToBuffer(wholeBuffer, bufferedSignal);
response.Write(bufferedSignal.Length);
response.Write(bufferedSignal);
response.Write(average);
response.Write(variance);
response.Write(min);
response.Write(max);
string msg = request.ReadString();
response.Write("+ACK");
Log("Buffer sent");
if (msg == "STOP")
{
m_device.PutDoutValue(3);
m_device.AnalogStop();
m_device.ClearQueue();
stopped = true;
return;
}
}
}
else
{
if (processSignals == true || firstTime)
{
switchChanged = true;
firstTime = false;
}
if (switchChanged)
{
response.Write(switchChanged);
response.Write("PAUSE");
}
else
{
response.Write(switchChanged);
}
}
processSignals = (m_monitorBuffer[0] > 3.3) ? true : false;
}