private void local_timer_start()
{
local_time_timer.Interval = 100;
local_time_timer.Mode = MmTimerMode.Periodic;
local_time_timer.Tick += new EventHandler(local_timer_handler);
local_time_timer.Start();
}
private void btnStartSend_Click(object sender, RoutedEventArgs e)
{
if (!InitSendParameter())
{
return;
}
timer.Interval = sendInterval;
lastTime = DateTime.Now;
data = new byte[sendDataLength];
data[0] = 1;
data[7] = 1;
data[sendDataLength - 1] = 1;
data[sendDataLength - 8] = 1;
try
{
sendSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
sendSocket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.MulticastTimeToLive, TTL);
IPEndPoint localep = new IPEndPoint(ipSrc, sendPort);
sendSocket.Bind(localep as EndPoint);
MulticastOption mo = new MulticastOption(ipDst);
sendSocket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.AddMembership, mo);
remoteEP = new IPEndPoint(ipDst, dstPort);
}
catch (System.Exception ex)
{
MessageBox.Show(ex.Message);
return;
}
sendTimer.Start();
timer.Start();
isSendRunning = true;
}
private void RunTime()
{
timer1 = new MmTimer();
timer1.Mode = MmTimerMode.Periodic;
timer1.Interval = 1000 / this.update_rate;
timer1.Tick += Timer1_Tick;
timer1.Start();
}
public bool Open()
{
if (!can.open())
{
return(false);
}
else
{
timer.Start();
return(true);
}
}
public static void TryInitMMTimer()
{
try
{
mmTimer = new MmTimer();
mmTimer.Interval = 1;
mmTimer.Tick += (s, e) =>
{
if (!UpdateByTimer)
{
UpdateByTimer = true;
waitStartEvent.Set();
}
DateTime now = DateTime.Now;
long ticks = now.Ticks - _Now.Ticks;
if (ticks < 0 && ticks > (-5L * MINITE * 10000))
{
return; //时间倒退是不允许的
}
if (CorrectTimeSecs != 0)
{
now = now.AddSeconds(CorrectTimeSecs);
}
_Now = now;
Thread.VolatileWrite(ref CurrentTicks, now.Ticks / 10000);
};
mmTimer.Disposed += (s, e) =>
{
UpdateByTimer = false;
if (null != mmTimer)
{
mmTimer.Stop();
mmTimer = null;
}
};
mmTimer.Start();
//WaitStart();
}
catch (System.Exception ex)
{
UpdateByTimer = false;
}
}
public void Start() => _timer.Start();
public void EvtStart()
{
_telemetryUpdater.Start();
}