/// <summary>
/// Timer event handler
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void _timerHighSpeed_Tick(object sender, EventArgs e)
{
uint notify = 0;
List <int[]> data = ThreadSafeBuffer.Get(ref notify);
uint count = 0;
foreach (int[] profile in data)
{
// Process received data here.
count++;
}
_lblReceiveProfileCount.Text = (Convert.ToUInt32(_lblReceiveProfileCount.Text) + count).ToString();
if ((notify & 0xFFFF) != 0)
{
// If the lower 16 bits of notify are not 0, high-speed communication was interrupted, so stop the timer.
_timerHighSpeed.Stop();
MessageBox.Show(string.Format("Communication closed. 0x{0:x8}", notify));
}
if ((notify & 0x10000) != 0)
{
// If a task is required when batch measurements end, code it here.
}
}
/// <summary>
/// タイマーイベントハンドラ
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void _timerHighSpeed_Tick(object sender, EventArgs e)
{
uint notify = 0;
List <int[]> data = ThreadSafeBuffer.Get(ref notify);
uint count = 0;
foreach (int[] profile in data)
{
// ここで受信データを加工する
count++;
}
_lblReceiveProfileCount.Text = (Convert.ToUInt32(_lblReceiveProfileCount.Text) + count).ToString();
if ((notify & 0xFFFF) != 0)
{
// notifyの下位16bitが0でない場合、高速通信が中断されたのでタイマーをとめる。
_timerHighSpeed.Stop();
MessageBox.Show(string.Format("通信終了しました。0x{0:x8}", notify));
}
if ((notify & 0x10000) != 0)
{
// バッチ測定完了時の処理が必要であればここに記述する。
}
}
/// <summary>
/// High-speed communication callback process
/// </summary>
/// <param name="buffer">Pointer to beginning of received data</param>
/// <param name="size">Byte size per 1 profile in received data</param>
/// <param name="count">Profile count</param>
/// <param name="notify">Exited or not</param>
/// <param name="user">Information passed when high-speed data communication was initialized (thread ID)</param>
private static void ReceiveData(IntPtr buffer, uint size, uint count, uint notify, uint user)
{
// Received data is in BYTE units, set as a group of INT units.
uint profileSize = size / sizeof(int);
List <int[]> reciveBuffer = new List <int[]>();
int[] bufferArray = new int[profileSize * count];
Marshal.Copy(buffer, bufferArray, 0, (int)(profileSize * count));
// Retain profile data
for (int i = 0; i < count; i++)
{
int[] oneProfile = new int[profileSize];
Array.Copy(bufferArray, i * profileSize, oneProfile, 0, profileSize);
reciveBuffer.Add(oneProfile);
}
ThreadSafeBuffer.Add(reciveBuffer, notify);
}
/// <summary>
/// 高速通信のコールバック処理
/// </summary>
/// <param name="buffer">受信データの先頭ポインタ</param>
/// <param name="size">受信データの1プロファイルあたりのBYTEサイズ</param>
/// <param name="count">プロファイル数</param>
/// <param name="notify">終了したかどうか</param>
/// <param name="user">高速データ通信初期化時に渡した情報(スレッドID)</param>
private static void ReceiveData(IntPtr buffer, uint size, uint count, uint notify, uint user)
{
// 受信はBYTE単位なのでINT単位のまとまりに設定
uint profileSize = size / sizeof(int);
List <int[]> reciveBuffer = new List <int[]>();
int[] bufferArray = new int[profileSize * count];
Marshal.Copy(buffer, bufferArray, 0, (int)(profileSize * count));
// プロファイルデータ保持
for (int i = 0; i < count; i++)
{
int[] oneProfile = new int[profileSize];
Array.Copy(bufferArray, i * profileSize, oneProfile, 0, profileSize);
reciveBuffer.Add(oneProfile);
}
ThreadSafeBuffer.Add(reciveBuffer, notify);
}
/// <summary>
/// High-speed data communication "Start" button pressed.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void _btnStartHighSpeed_Click(object sender, EventArgs e)
{
// Stop/exit high-speed data communication.
NativeMethods.LJV7IF_StopHighSpeedDataCommunication(DEVICE_ID);
NativeMethods.LJV7IF_HighSpeedDataCommunicationFinalize(DEVICE_ID);
// Initialize data.
ThreadSafeBuffer.Clear();
Rc rc = Rc.Ok;
// Initialize the high-speed communication path.
// High-speed communication start prep
LJV7IF_HIGH_SPEED_PRE_START_REQ req = new LJV7IF_HIGH_SPEED_PRE_START_REQ();
try
{
uint frequency = Convert.ToUInt32(_txtCallbackFrequency.Text);
uint threadId = (uint)DEVICE_ID;
if (_rdUsb.Checked)
{
// Initialize USB high-speed data communication
rc = (Rc)NativeMethods.LJV7IF_HighSpeedDataUsbCommunicationInitalize(DEVICE_ID, _callback, frequency, threadId);
}
else
{
// Create Ethernet communication settings.
ushort highSpeedPort = 0;
_ethernetConfig.abyIpAddress = new byte[] {
Convert.ToByte(_txtIpFirstSegment.Text),
Convert.ToByte(_txtIpSecondSegment.Text),
Convert.ToByte(_txtIpThirdSegment.Text),
Convert.ToByte(_txtIpFourthSegment.Text)
};
_ethernetConfig.wPortNo = Convert.ToUInt16(_txtCommandPort.Text);
highSpeedPort = Convert.ToUInt16(_txtHighSpeedPort.Text);
// Initialize Ethernet high-speed data communication
rc = (Rc)NativeMethods.LJV7IF_HighSpeedDataEthernetCommunicationInitalize(DEVICE_ID, ref _ethernetConfig,
highSpeedPort, _callback, frequency, threadId);
}
if (!CheckReturnCode(rc))
{
return;
}
req.bySendPos = Convert.ToByte(_txtStartProfileNo.Text);
}
catch (FormatException ex)
{
MessageBox.Show(this, ex.Message);
return;
}
catch (OverflowException ex)
{
MessageBox.Show(this, ex.Message);
return;
}
// High-speed data communication start prep
LJV7IF_PROFILE_INFO profileInfo = new LJV7IF_PROFILE_INFO();
rc = (Rc)NativeMethods.LJV7IF_PreStartHighSpeedDataCommunication(DEVICE_ID, ref req, ref profileInfo);
if (!CheckReturnCode(rc))
{
return;
}
// Start high-speed data communication.
rc = (Rc)NativeMethods.LJV7IF_StartHighSpeedDataCommunication(DEVICE_ID);
if (!CheckReturnCode(rc))
{
return;
}
_lblReceiveProfileCount.Text = "0";
_timerHighSpeed.Start();
}
