void timer_Tick(object sender, EventArgs e)
{
int size_ret;
#if channelmethod
#if channeldata
uint frames = device.ChannelBlock_AvailFrames(0);
if (frames > channelblocksize)
{
int totalchannels, offset, channels;
device.ChannelBlock_GetChannel(0, 0, out totalchannels, out offset, out channels);
ushort[] data = device.ChannelBlock_ReadFramesUI16(0, channelblocksize, out size_ret);
for (int i = 0; i < totalchannels; i++)
{
ushort[] data1 = new ushort[channelblocksize];
for (int j = 0; j < channelblocksize; j++)
{
data1[j] = data[j * m_channel_handles + i];
}
OnChannelDataLater(data1, i);
}
}
#else // !channeldata
for (int i = 0; i < m_channel_handles; i++)
{
uint frames = device.ChannelBlock_AvailFrames(i);
if (frames > channelblocksize)
{
int totalchannels, offset, channels;
device.ChannelBlock_GetChannel(i, 0, out totalchannels, out offset, out channels);
Debug.Assert(totalchannels == 1);
Debug.Assert(channels == 1);
ushort[] data = device.ChannelBlock_ReadFramesUI16(i, channelblocksize, out size_ret);
OnChannelDataLater(data, offset);
}
}
#endif // !channeldata
#else // !channelmethod
uint frames = device.ChannelBlock_AvailFrames(0);
if (frames > channelblocksize)
{
Dictionary <int, ushort[]> data = device.ChannelBlock_ReadFramesDictUI16(0, channelblocksize, out size_ret);
OnChannelDataLater(data);
}
#endif // !channelmethod
}
void OnChannelData(CMcsUsbDacqNet d, int CbHandle, int numSamples)
{
int size_ret;
int totalchannels, offset, channels;
device.ChannelBlock_GetChannel(0, 0, out totalchannels, out offset, out channels);
ushort[] data = device.ChannelBlock_ReadFramesUI16(0, channelblocksize, out size_ret);
for (int i = 0; i < 32; i++)
{
ushort[] data1 = new ushort[size_ret];
for (int j = 0; j < size_ret; j++)
{
data1[j] = data[j * m_channel_handles + i];
//Console.WriteLine((j * m_channel_handles + i) + " m_channel_handles " + m_channel_handles + " size_ret " + size_ret);
}
BeginInvoke(new OnChannelDataDelegate(OnChannelDataLater), new Object[] { data1, i });
}
if (ourStream != null)
{
try
{
DateTime begin = DateTime.UtcNow;
data[0] = sequenceNumber++;
byte[] transferBuffer = new byte[data.Length * sizeof(ushort)];
//Console.WriteLine("transferBuffer.Length: " + transferBuffer.Length);
Buffer.BlockCopy(data, 0, transferBuffer, 0, transferBuffer.Length);
ourStream.Write(transferBuffer, 0, transferBuffer.Length);
DateTime end = DateTime.UtcNow;
Console.WriteLine("Measured time: " + (end - begin).TotalMilliseconds + " ms.");
}
catch (Exception e)
{
Console.WriteLine("client is disconnected...");
if (listener != null)
{
Console.WriteLine("stopping listener...");
listener.Stop();
listener = null;
}
if (ourStream != null)
{
Console.WriteLine("closing stream...");
ourStream.Close();
ourStream = null;
}
if (ourTCP_Client != null)
{
ourTCP_Client.Close();
ourTCP_Client = null;
}
}
}
}
private void TimerTickForChannelMethodAndChannelData()
{
uint frames = device.ChannelBlock_AvailFrames(0);
if ((LastData == 1 || frames > channelblocksize) && frames > 0)
{
device.ChannelBlock_GetChannel(0, 0, out int totalChannels, out int byte_offset, out int channel_offset, out int channels);
ushort[] data = device.ChannelBlock_ReadFramesUI16(0, channelblocksize, out int sizeRet);
for (int i = 0; i < totalChannels; i++)
{
ushort[] channelData = new ushort[sizeRet];
for (int j = 0; j < sizeRet; j++)
{
channelData[j] = data[j * totalChannels + i];
}
DrawChannelDataWithChannelMethod(channelData, i);
}
}
}
// TODO polish member function for the new DLL version.
void ChannelDataCallback(CMcsUsbDacqNet UsbDacq, int cb_handle, int num_frames)
{
// Acquire raw data.
int handle;
// TODO understand MCS black magic.
handle = 0;
var channelEntry = 0;
int totalChannels;
int offset;
int channels;
device.ChannelBlock_GetChannel(handle, channelEntry, out totalChannels, out offset, out channels);
// TODO understand MCS black magic.
handle = 0;
var frames = this.buf_size;
int frames_ret;
ushort[] data = device.ChannelBlock_ReadFramesUI16(handle, frames, out frames_ret);
// TODO remove the following line.
//this.textBoxLog.Text += (2 * data.Length) + " bytes\r\n";
// Update the number of acquired buffers.
this.buf_acq_nb = this.buf_acq_nb + 1;
// Update the display of the number of acquired buffers.
this.textBoxBufferAcquired.Text = this.buf_acq_nb.ToString();
// Send data to backup if necessary.
if (this.dataBackupWorker.IsBusy && (!this.checkBoxLockBackupBroadcast.Checked || tcpClient.Connected) && !this.dataBackupWorker.CancellationPending)
{
this.dataBackupBuffer.Add(data);
}
// Send data to broadcast if necessary.
if (this.dataBroadcastWorker.IsBusy && tcpClient.Connected && !this.dataBroadcastWorker.CancellationPending)
{
// TODO modify the condition (i.e. #.IsBusy -> #.IsBusyAndAcceptedConnection)
this.dataBroadcastBuffer.Add(data);
}
}