/// <summary>
/// Provides a string that contains all the important flight state data
/// </summary>
/// <param name="data">The current aircraft flight state data</param>
/// <returns>The string to send over UDP</returns>
public static String UdpStringFromAC(FsDataObjects.AircraftDataStructure data)
{
double deg2rad = Math.PI / 180.0;
string udpString = "";
udpString += data.longitude + "," + data.latitude + "," + data.altitude + ",";
udpString += data.u + "," + data.v + "," + (-data.w_neg) + ",";
udpString += (-data.p_neg) + "," + (-data.q_neg) + "," + data.r + ",";
udpString += data.yaw * deg2rad + "," + (-data.pitch_neg) * deg2rad + "," + (-data.roll_neg) * deg2rad + "," + data.mach + "," + data.beta + "\n";
return(udpString);
}
void simconnect_OnRecvSimobjectDataBytype(SimConnect sender, SIMCONNECT_RECV_SIMOBJECT_DATA_BYTYPE data)
{
switch ((FsDataObjects.DATA_REQUESTS)data.dwRequestID)
{
case FsDataObjects.DATA_REQUESTS.REQUEST_1:
FsDataObjects.AircraftDataStructure acData = (FsDataObjects.AircraftDataStructure)data.dwData[0];
lblX.Text = String.Format("{0,0:N5} deg", acData.longitude);
lblY.Text = String.Format("{0,0:N5} deg", acData.latitude);
lblAlt.Text = String.Format("{0,0:N2} ft", acData.altitude);
lblU.Text = String.Format("{0,0:N3} ft/s", acData.u);
lblV.Text = String.Format("{0,0:N3} ft/s", acData.v);
lblW.Text = String.Format("{0,0:N3} ft/s", -acData.w_neg);
lblYaw.Text = String.Format("{0,0:N3} deg", acData.yaw);
lblPitch.Text = String.Format("{0,0:N3} deg", -acData.pitch_neg);
lblRoll.Text = String.Format("{0,0:N3} deg", -acData.roll_neg);
lblP.Text = String.Format("{0,0:N3} rad/s", -acData.p_neg);
lblQ.Text = String.Format("{0,0:N3} rad/s", -acData.q_neg);
lblR.Text = String.Format("{0,0:N3} rad/s", acData.r);
lblMach.Text = String.Format("{0,0:N5}", acData.mach);
lblElevator.Text = String.Format("{0,0:N3}%", ControlsLatest.elevator * 100);
lblThrottle.Text = String.Format("{0,0:N3}%", ControlsLatest.throttle1);
lblAileron.Text = String.Format("{0,0:N3}%", ControlsLatest.aileron * 100);
lblRudder.Text = String.Format("{0,0:N3}%", ControlsLatest.rudder * 100);
lblGear.Text = (gear_last == 0) ? "Down" : "Up";
lblFlaps.Text = String.Format("{0,0:N0}% Down", (flaps_last / 2.0) * 100.0);
lblBeta.Text = String.Format("{0,0:N3} deg", acData.beta * 180.0 / Math.PI);
String udpSend = NetworkParser.UdpStringFromAC(acData);
Byte[] sendBytes = Encoding.ASCII.GetBytes(udpSend);
DateTime CurrentTime = DateTime.Now;
if ((CurrentTime - LastSendTime).Milliseconds > 250)
{
udpSendingSocket.BeginSend(sendBytes, sendBytes.Length, endpointSending, null, udpSendingSocket);
LastSendTime = DateTime.Now;
}
break;
default:
WriteToLog("Unknown request ID: " + data.dwRequestID);
break;
}
}
/// <summary>
/// Fully receive the simconnect data object
/// </summary>
/// <param name="sender"></param>
/// <param name="data"></param>
void simconnect_OnRecvSimobjectDataBytype(
SimConnect sender,
SIMCONNECT_RECV_SIMOBJECT_DATA_BYTYPE data)
{
// Switch by message data types
switch ((FsDataObjects.DATA_REQUESTS)data.dwRequestID)
{
case FsDataObjects.DATA_REQUESTS.REQUEST_1:
// Receive the aircraft data
FsDataObjects.AircraftDataStructure acData = (FsDataObjects.AircraftDataStructure)data.dwData[0];
// Set display parameters
lblX.Text = String.Format("{0,0:N5} deg", acData.longitude);
lblY.Text = String.Format("{0,0:N5} deg", acData.latitude);
lblAlt.Text = String.Format("{0,0:N2} ft", acData.altitude);
lblU.Text = String.Format("{0,0:N3} ft/s", acData.u);
lblV.Text = String.Format("{0,0:N3} ft/s", acData.v);
lblW.Text = String.Format("{0,0:N3} ft/s", -acData.w_neg);
lblYaw.Text = String.Format("{0,0:N3} deg", acData.yaw);
lblPitch.Text = String.Format("{0,0:N3} deg", -acData.pitch_neg);
lblRoll.Text = String.Format("{0,0:N3} deg", -acData.roll_neg);
lblP.Text = String.Format("{0,0:N3} rad/s", -acData.p_neg);
lblQ.Text = String.Format("{0,0:N3} rad/s", -acData.q_neg);
lblR.Text = String.Format("{0,0:N3} rad/s", acData.r);
lblMach.Text = String.Format("{0,0:N5}", acData.mach);
lblElevator.Text = String.Format("{0,0:N3}%", ControlsLatest.elevator * 100);
lblThrottle.Text = String.Format("{0,0:N3}%", ControlsLatest.throttle1);
lblAileron.Text = String.Format("{0,0:N3}%", ControlsLatest.aileron * 100);
lblRudder.Text = String.Format("{0,0:N3}%", ControlsLatest.rudder * 100);
lblGear.Text = (gear_last == 0) ? "Down" : "Up";
lblFlaps.Text = String.Format("{0,0:N0}% Down", (flaps_last / 2.0) * 100.0);
lblBeta.Text = String.Format("{0,0:N3} deg", acData.beta * 180.0 / Math.PI);
// Get the current time
DateTime CurrentTime = DateTime.Now;
// Only send if the time interval since the last send has been great enough
if ((CurrentTime - LastSendTime).Milliseconds > 100)
{
// Create the UDP sending string packet
String udpSend = NetworkParser.UdpStringFromAC(acData);
Byte[] sendBytes = Encoding.ASCII.GetBytes(udpSend);
// Send the packets and update the last send time
udpSocket.BeginSend(
sendBytes,
sendBytes.Length,
endpointSending,
null,
null);
LastSendTime = CurrentTime;
}
break;
default:
WriteToLog("Unknown request ID: " + data.dwRequestID);
break;
}
}
