private void updateLandingRoll(APIAircraftState state)
{
if (_pLastState == null)
{
_pLastState = state;
}
else if (!state.IsOnGround)
{
_pLastState = state;
_pLastLandingRoll = 0.0;
_pLandingLocation = null;
_txtLandingRoll.IsVisible = false;
_txtLandingRollLabel.IsVisible = false;
//btnViewLandingStats.Visibility = Visibility.Hidden;
}
else if (!_pLastState.IsLanded && state.IsLanded
) //Just transitioned to "landed" state, so start the roll accumulation
{
_pLandingLocation = state.Location;
_pStateJustBeforeTouchdown = _pLastState;
_pStateJustAfterTouchdown = state;
_pLastState = state;
}
else if (state.IsLanded && _pLandingLocation != null) //We are in landed state. Calc the roll length.
{
var currentPosition = state.Location;
var R = 3959; // Radius of the earth in miles
var dLat = (currentPosition.Latitude - _pLandingLocation.Latitude) * (Math.PI / 180);
var dLon = (currentPosition.Longitude - _pLandingLocation.Longitude) * (Math.PI / 180);
var a =
Math.Sin(dLat / 2) * Math.Sin(dLat / 2) +
Math.Cos(currentPosition.Latitude * (Math.PI / 180)) *
Math.Cos(_pLandingLocation.Latitude * (Math.PI / 180)) *
Math.Sin(dLon / 2) * Math.Sin(dLon / 2)
;
var c = 2 * Math.Atan2(Math.Sqrt(a), Math.Sqrt(1 - a));
var d = R * c; // Distance in miles
d *= 5280; //Distance in ft
_txtLandingRoll.Text = string.Format("{0:0.00}", d) + " ft";
_txtLandingRoll.IsVisible = true;
_txtLandingRollLabel.IsVisible = true;
_pLastState = state;
_landingDetails.updateLandingStats(_pLandingLocation, _pAircraftState.Location,
_pStateJustBeforeTouchdown, _pStateJustAfterTouchdown, "");
}
if (_pLandingLocation != null && state.IsLanded && state.IsOnGround && state.GroundSpeedKts < 10)
{
_pLandingStatDlg = new LandingStats();
_pLandingStatDlg.updateLandingStats(_pLandingLocation, _pAircraftState.Location,
_pStateJustBeforeTouchdown, _pStateJustAfterTouchdown, "");
_landingDetails.updateLandingStats(_pLandingLocation, _pAircraftState.Location,
_pStateJustBeforeTouchdown, _pStateJustAfterTouchdown, "");
//btnViewLandingStats.Visibility = Visibility.Visible;
}
}
public void updateLandingStats(Coordinate touchdownPosition, Coordinate positionAtEndOfRoll,
APIAircraftState stateJustBeforeTouchdown, APIAircraftState stateJustAfterTouchdown, string aircraftType)
{
pTouchdownInfo = new touchdownInfo();
pTouchdownInfo.touchdownGroundSpeed = stateJustBeforeTouchdown.GroundSpeedKts;
pTouchdownInfo.touchdownIAS = stateJustBeforeTouchdown.IndicatedAirspeedKts;
pTouchdownInfo.touchdownPitch = stateJustBeforeTouchdown.Pitch;
pTouchdownInfo.touchdownGforce = stateJustBeforeTouchdown.GForce > stateJustAfterTouchdown.GForce
? stateJustBeforeTouchdown.GForce
: stateJustAfterTouchdown.GForce;
pTouchdownInfo.touchdownVS = stateJustBeforeTouchdown.VerticalSpeed;
pTouchdownInfo.wasStalling = stateJustBeforeTouchdown.Stalling;
pTouchdownInfo.wasNearStall = stateJustBeforeTouchdown.StallWarning;
pTouchdownInfo.wasOverMLW = stateJustBeforeTouchdown.IsOverLandingWeight;
pTouchdownInfo.rollDistance = calcRollDistance(touchdownPosition, positionAtEndOfRoll);
_gridLandingStats.DataContext = pTouchdownInfo;
}
public void performHold(APIAircraftState acState)
{
pAircraftState = acState;
Double degChg = 0;
switch (holdLeg)
{
case 0:
//Get initial fix and heading
if (initialHoldStart == null)
{
initialHoldStart = pAircraftState.Location;
}
if (initialHdg == -1)
{
initialHdg = pAircraftState.HeadingMagnetic;
}
//turn to back-bearing
backBearing = initialHdg < 180 ? initialHdg + 180 : initialHdg - 180;
if (lblHoldInfo.Content.ToString() != ("Holding: Turn " + Math.Floor(backBearing).ToString()))
{
lblHoldInfo.Content = ("Holding: Turn " + Math.Floor(backBearing).ToString());
}
if (!hdgSetComplete)
{
hdgSet = initialHdg;
}
degChg = 0;
while (Math.Abs(hdgSet - Math.Floor(backBearing)) > 5)
{
if (leftTurns)
{
hdgSet -= 45;
}
else
{
hdgSet += 45;
}
hdgSet %= 360;
setAutoPilotParams(-1, Math.Floor(hdgSet), 999999, -1);
degChg = 0;
// while degChg < requiredchange then wait
System.Threading.Thread.Sleep(15000);
}
setAutoPilotParams(-1, backBearing, 999999, -1);
hdgSetComplete = true;
if (Math.Abs(Math.Floor(pAircraftState.HeadingMagnetic) - Math.Floor(backBearing)) < 2)
{ //hit backbearing
setAutoPilotParams(-1, backBearing, 999999, -1);
leg2start = pAircraftState.Location;
holdLeg = 1;
}
break;
case 1:
//maintain back-bearing for legLength
if (lblHoldInfo.Content.ToString() != ("Holding: Leg 1"))
{
lblHoldInfo.Content = "Holding: Leg 1";
}
double err = acState.CourseTrue - acState.HeadingTrue;
setAutoPilotParams(-1, backBearing - err, 999999, -1);
hdgSetComplete = false;
if (getDistBtwnPoints(leg2start, pAircraftState.Location) > legLength)
{
holdLeg = 2;
}
break;
case 2:
//turn back to initial heading
if (lblHoldInfo.Content.ToString() != ("Holding: Turn " + Math.Floor(initialHdg).ToString()))
{
lblHoldInfo.Content = ("Holding: Turn " + Math.Floor(initialHdg).ToString());
}
degChg = 0;
while (Math.Abs(hdgSet - Math.Floor(initialHdg)) > 1)
{
if (leftTurns)
{
hdgSet -= 90;
}
else
{
hdgSet += 90;
}
hdgSet %= 360;
setAutoPilotParams(-1, hdgSet, 999999, -1); degChg = 0;
System.Threading.Thread.Sleep(2000);
}
setAutoPilotParams(-1, initialHdg, 999999, -1);
hdgSetComplete = true;
if (Math.Abs(Math.Floor(pAircraftState.HeadingMagnetic) - Math.Floor(initialHdg)) < 2)
{
//hit initial hdg
setAutoPilotParams(-1, initialHdg, 999999, -1);
//initialHoldStart = pAircraftState.Location;
holdLeg = 3;
}
break;
case 3:
//Maintain initial heading for legLength back to the hold fix
if (lblHoldInfo.Content.ToString() != "Holding: To Fix")
{
lblHoldInfo.Content = "Holding: To Fix";
}
hdgSetComplete = false;
//if (getDistBtwnPoints(initialHoldStart, pAircraftState.Location) > legLength) { holdLeg = 1; }
//Fly to initial Fix
double declination = acState.HeadingTrue - acState.HeadingMagnetic;
double hdg = getHeadingToPoint(pAircraftState.Location, initialHoldStart) - declination;
err = acState.CourseTrue - acState.HeadingTrue;
setAutoPilotParams(-1, hdg - err, 999999, -1);
if (getDistBtwnPoints(initialHoldStart, pAircraftState.Location) < 0.25)
{
holdLeg = 0;
}
break;
default:
break;
}
return;
}
public void handleAtcMessage(APIATCMessage AtcMsg, APIAircraftState acState)
{
logMessage(AtcMsg.Message);
//Only act on messages received by us that are directed at us.
if (AtcControlledAutopilotEnabled == true && AtcMsg.Received && AtcMsg.Message.Contains(Callsign))
{
string msg = AtcMsg.Message.ToLower(); //Just to make things easier
//Heading
if (msg.Contains("heading"))
{
Match mtch = Regex.Match(msg, "heading\\W+(?<hdg>\\d+)");
if (mtch.Success)
{
string sHdg = mtch.Groups["hdg"].Value;
double hdg = Convert.ToDouble(sHdg);
setHeading(hdg);
}
}
//Altitude
if (msg.Contains("descend") || msg.Contains("climb"))
{
Match mtch = Regex.Match(msg, "maintain\\W+(?<fl>FL)*(?<alt>\\d+,*\\d+)(ft)*");
if (mtch.Success)
{
double alt = 1000.0;
if (mtch.Groups["fl"].Success) //Convert flight level
{
alt = Convert.ToDouble(mtch.Groups["alt"].Value) * 100;
}
else //Else it is just in ft, but remove comma
{
alt = Convert.ToDouble(mtch.Groups["alt"].Value.Replace(",", ""));
}
if (msg.Contains("descend"))
{
setAltitude(alt, -1800);
}
else
{
setAltitude(alt, 1800);
}
}
}
//Speed
if (msg.Contains("kts"))
{
Match mtch = Regex.Match(msg, "\\W+(?<speed>\\d+)kts");
if (mtch.Success)
{
double speed = Convert.ToDouble(mtch.Groups["speed"].Value);
if (msg.Contains("do not exceed"))
{
speed -= 5;
}
setSpeed(speed);
if (acState.IndicatedAirspeedKts > (speed + 30))
{
client.ExecuteCommand("Commands.Spoilers");
}
}
}
//Acknowledge ATC
client.ExecuteCommand("Commands.ATCEntry2");
if (msg.Contains("contact") && !msg.Contains("exit runway"))
{
//contact next freq if handed off (but not if exiting runway to contact gnd)
client.ExecuteCommand("Commands.ATCEntry2"); //send & switch on second menu
}
}
}
public void updateAutoNav(APIAircraftState acState)
{
if (pFplState == null)
{
client.ExecuteCommand("FlightPlan.GetFlightPlan");
}
//Set initial next waypoint as first waypoint
if (pFplState.nextWpt == null)
{
pFplState.legIndex = 0;
pFplState.nextWpt = pFplState.fpl.Waypoints[1];
pFplState.dest = pFplState.fpl.Waypoints.Last();
pFplState.nextAltitude = pFplState.fplDetails.waypoints[pFplState.legIndex + 1].Altitude;
pFplState.thisSpeed = pFplState.fplDetails.waypoints[pFplState.legIndex].Airspeed;
pFplState.nextSpeed = pFplState.fplDetails.waypoints[pFplState.legIndex + 1].Airspeed;
}
//Get dist to next wpt
pFplState.distToNextWpt = getDistToWaypoint(acState.Location, pFplState.nextWpt);
//If dist<2nm, go to next wpt
if (pFplState.distToNextWpt < 2)
{
pFplState.legIndex++; //next leg
pFplState.prevWpt = pFplState.nextWpt; //current wpt is not prev wpt
if (pFplState.legIndex >= pFplState.fpl.Waypoints.Count())
{
//We hit the destination!
lblNextWpt.Content = "Destination Reached!";
lblDist2Next.Content = "";
lblHdg2Next.Content = "";
autoFplDirectActive = false;
return;
}
pFplState.nextWpt = pFplState.fpl.Waypoints[pFplState.legIndex]; //target next wpt
pFplState.nextAltitude = pFplState.fplDetails.waypoints[pFplState.legIndex].Altitude;
pFplState.thisSpeed = pFplState.fplDetails.waypoints[pFplState.legIndex - 1].Airspeed;
pFplState.nextSpeed = pFplState.fplDetails.waypoints[pFplState.legIndex].Airspeed;
//Get dist to new next wpt
pFplState.distToNextWpt = getDistToWaypoint(acState.Location, pFplState.nextWpt);
}
lblNextWpt.Content = pFplState.nextWpt.Name;
lblDist2Next.Content = String.Format("{0:0.000}", pFplState.distToNextWpt);
lblAirspeedSet.Content = String.Format("{0:0.000}", pFplState.thisSpeed);
lblAltitudeSet.Content = pFplState.nextAltitude.ToString();
//Adjust heading for magnetic declination
double declination = acState.HeadingTrue - acState.HeadingMagnetic;
//Get heading to next
pFplState.hdgToNextWpt = getHeadingToWaypoint(acState.Location, pFplState.nextWpt) - declination;
lblHdg2Next.Content = String.Format("{0:0.000}", pFplState.hdgToNextWpt);
//Calculate VS to hit target altitude
if (pFplState.nextAltitude > 0)
{
//double vs = calcVs(acState.AltitudeMSL, pFplState.nextAltitude, acState.GroundSpeedKts, pFplState.distToNextWpt);
double vs = 0;
var airspeed = pFplState.thisSpeed;
if (airspeed > 0 && airspeed <= 60)
{
vs = 700;
}
else if (airspeed > 60 && airspeed <= 160)
{
vs = 1100;
}
else if (airspeed > 160 && airspeed <= 225)
{
vs = 1500;
}
else if (airspeed > 225 && airspeed <= 285)
{
vs = 1900;
}
else if (airspeed > 285 && airspeed <= 320)
{
vs = 2200;
}
else
{
vs = 2300;
}
lblVsSet.Content = string.Format("{0:0.000}", vs);
//Adjust AutoPilot
setAutoPilotParams(pFplState.nextAltitude, pFplState.hdgToNextWpt, vs, pFplState.nextSpeed);
}
else
{
//Adjust AutoPilot
setAutoPilotParams(pFplState.nextAltitude, pFplState.hdgToNextWpt, 999999, pFplState.nextSpeed);
}
////Dont think we need this
//APIWaypoint closestWpt = pFplState.fpl.Waypoints.First();
//foreach (APIWaypoint wpt in pFplState.fpl.Waypoints)
//{
// double distToClosest = getDistToWaypoint(acState.Location, closestWpt);
// if (getDistToWaypoint(acState.Location,wpt) < distToClosest)
// {
// closestWpt = wpt;
// }
//}
}
void client_CommandReceived(object sender, CommandReceivedEventArgs e)
{
Dispatcher.BeginInvoke((Action)(() =>
{
try {
var type = typeof(IFAPIStatus).Assembly.GetType(e.Response.Type);
if (type == typeof(APIAircraftState))
{
var state = Serializer.DeserializeJson <APIAircraftState>(e.CommandString);
Console.WriteLine(state.VerticalSpeed);
// convert to fpm
state.VerticalSpeed = float.Parse(Convert.ToString(state.VerticalSpeed * 200, CultureInfo.InvariantCulture.NumberFormat), CultureInfo.InvariantCulture.NumberFormat); // multiply by 200, this somehow gets it accurate..
airplaneStateGrid.DataContext = null;
airplaneStateGrid.DataContext = state;
pAircraftState = state;
if (FMSControl.autoFplDirectActive)
{
FMSControl.updateAutoNav(state);
}
AircraftStateControl.AircraftState = state;
AttitudeIndicator.updateAttitude(state.Pitch, state.Bank);
updateLandingRoll(state);
}
else if (type == typeof(GetValueResponse))
{
var state = Serializer.DeserializeJson <GetValueResponse>(e.CommandString);
Console.WriteLine("{0} -> {1}", state.Parameters[0].Name, state.Parameters[0].Value);
}
else if (type == typeof(LiveAirplaneList))
{
LiveAirplaneList airplaneList = Serializer.DeserializeJson <LiveAirplaneList>(e.CommandString);
//airplaneDataGrid.ItemsSource = airplaneList.Airplanes;
}
else if (type == typeof(FacilityList))
{
var facilityList = Serializer.DeserializeJson <FacilityList>(e.CommandString);
//facilitiesDataGrid.ItemsSource = facilityList.Facilities;
}
else if (type == typeof(IFAPIStatus))
{
var status = Serializer.DeserializeJson <IFAPIStatus>(e.CommandString);
}
else if (type == typeof(APIATCMessage))
{
var msg = Serializer.DeserializeJson <APIATCMessage>(e.CommandString);
// TODO client.ExecuteCommand("Live.GetCurrentCOMFrequencies");
}
else if (type == typeof(APIFrequencyInfoList))
{
var msg = Serializer.DeserializeJson <APIFrequencyInfoList>(e.CommandString);
}
else if (type == typeof(ATCMessageList))
{
var msg = Serializer.DeserializeJson <ATCMessageList>(e.CommandString);
atcMessagesDataGrid.ItemsSource = msg.ATCMessages;
}
else if (type == typeof(APIFlightPlan))
{
var msg = Serializer.DeserializeJson <APIFlightPlan>(e.CommandString);
Console.WriteLine("Flight Plan: {0} items", msg.Waypoints.Length);
FMSControl.fplReceived(msg); //Update FMS with FPL from IF.
foreach (var item in msg.Waypoints)
{
Console.WriteLine(" -> {0} {1} - {2}, {3}", item.Name, item.Code, item.Latitude, item.Longitude);
}
}
} catch (System.NullReferenceException) {
Console.WriteLine("Disconnected from server!");
//Let the client handle the lost connection.
//connectionStatus = false;
}
}));
}
void client_CommandReceived(object sender, CommandReceivedEventArgs e)
{
Dispatcher.BeginInvoke((Action)(() =>
{
var type = typeof(IFAPIStatus).Assembly.GetType(e.Response.Type);
//System.IO.File.AppendAllText("C:\\IfApi\\IfApiCommandResp.txt", e.Response.Type + ": " + e.CommandString + "\n");
//if (pCustomCmdSent)
//{
// txtResp.AppendText(e.Response.Type + " " + e.CommandString + "\n\n");
// txtResp.ScrollToEnd();
// pCustomCmdSent = false;
//}
if (type == typeof(APIAircraftState))
{
var state = Serializer.DeserializeJson <APIAircraftState>(e.CommandString);
//Console.WriteLine(e.CommandString);
//airplaneStateGrid.DataContext = null;
//airplaneStateGrid.DataContext = state;
pAircraftState = state;
if (FMSControl.autoFplDirectActive)
{
FMSControl.updateAutoNav(state);
}
AircraftStateControl.AircraftState = state;
AttitudeIndicator.updateAttitude(pAircraftState.Pitch, pAircraftState.Bank);
}
else if (type == typeof(GetValueResponse))
{
var state = Serializer.DeserializeJson <GetValueResponse>(e.CommandString);
Console.WriteLine("{0} -> {1}", state.Parameters[0].Name, state.Parameters[0].Value);
}
else if (type == typeof(LiveAirplaneList))
{
var airplaneList = Serializer.DeserializeJson <LiveAirplaneList>(e.CommandString);
//airplaneDataGrid.ItemsSource = airplaneList.Airplanes;
}
else if (type == typeof(FacilityList))
{
var facilityList = Serializer.DeserializeJson <FacilityList>(e.CommandString);
//facilitiesDataGrid.ItemsSource = facilityList.Facilities;
}
else if (type == typeof(IFAPIStatus))
{
var status = Serializer.DeserializeJson <IFAPIStatus>(e.CommandString);
updateConnectionStatus(status);
//versionTextBlock.Text = status.AppVersion;
//userNameTextBlock.Text = status.LoggedInUser;
//deviceNameTextBlock.Text = status.DeviceName;
//displayResolutionTextBlock.Text = string.Format("{0}x{1}", status.DisplayWidth, status.DisplayHeight);
}
else if (type == typeof(APIATCMessage))
{
var msg = Serializer.DeserializeJson <APIATCMessage>(e.CommandString);
//atcMessagesListBox.Items.Add(msg.Message);
client.ExecuteCommand("Live.GetCurrentCOMFrequencies");
}
else if (type == typeof(APIFrequencyInfoList))
{
var msg = Serializer.DeserializeJson <APIFrequencyInfoList>(e.CommandString);
//frequenciesDataGrid.ItemsSource = msg.Frequencies;
}
else if (type == typeof(ATCMessageList))
{
var msg = Serializer.DeserializeJson <ATCMessageList>(e.CommandString);
//atcMessagesDataGrid.ItemsSource = msg.ATCMessages;
}
else if (type == typeof(APIFlightPlan))
{
var msg = Serializer.DeserializeJson <APIFlightPlan>(e.CommandString);
Console.WriteLine("Flight Plan: {0} items", msg.Waypoints.Length);
FMSControl.fplReceived(msg);
foreach (var item in msg.Waypoints)
{
Console.WriteLine(" -> {0} {1} - {2}, {3}", item.Name, item.Code, item.Latitude, item.Longitude);
}
}
}));
}
private void client_CommandReceived(object sender, IFConnect.CommandReceivedEventArgs e)
{
Dispatcher.UIThread.InvokeAsync(() =>
{
try
{
// System.Diagnostics.Debug.WriteLine(e.CommandString);
var type = typeof(IFAPIStatus).Assembly.GetType(e.Response.Type);
if (type == typeof(APIAircraftState))
{
var state = JsonSerializer.Deserialize <APIAircraftState>(e.CommandString);
// convert to fpm
state.VerticalSpeed =
float.Parse(
Convert.ToString(state.VerticalSpeed * 200, CultureInfo.InvariantCulture.NumberFormat),
CultureInfo.InvariantCulture
.NumberFormat); // multiply by 200, this somehow gets it accurate..
_airplaneStateGrid.DataContext = null;
_airplaneStateGrid.DataContext = state;
_pAircraftState = state;
if (_FMSControl.autoFplDirectActive)
{
_FMSControl.updateAutoNav(state);
}
if (_FMSControl.HoldingActive)
{
_FMSControl.performHold(state);
}
_AircraftStateControl.AircraftState = state;
_AttitudeIndicator.updateAttitude(state.Pitch, state.Bank);
updateLandingRoll(state);
}
else if (type == typeof(GetValueResponse))
{
var state = JsonSerializer.Deserialize <GetValueResponse>(e.CommandString);
Console.WriteLine("{0} -> {1}", state.Parameters[0].Name, state.Parameters[0].Value);
}
else if (type == typeof(APIATCMessage))
{
var msg = JsonSerializer.Deserialize <APIATCMessage>(e.CommandString);
//Handle the ATC message to control the autopilot if enabled by checkbox
_FMSControl.handleAtcMessage(msg, _pAircraftState);
// TODO client.ExecuteCommand("Live.GetCurrentCOMFrequencies");
}
else if (type == typeof(ATCMessageList))
{
var msg = JsonSerializer.Deserialize <ATCMessageList>(e.CommandString);
_atcMessagesDataGrid.Items = msg.ATCMessages;
}
else if (type == typeof(APIFlightPlan))
{
var msg = JsonSerializer.Deserialize <APIFlightPlan>(e.CommandString);
Console.WriteLine("Flight Plan: {0} items", msg.Waypoints.Length);
_FMSControl.FplReceived(msg); //Update FMS with FPL from IF.
foreach (var item in msg.Waypoints)
{
Console.WriteLine(" -> {0} {1} - {2}, {3}", item.Name, item.Code, item.Latitude,
item.Longitude);
}
}
else if (type == typeof(APIAutopilotState))
{
_FMSControl.APState = Serializer.DeserializeJson <APIAutopilotState>(e.CommandString);
}
}
catch (NullReferenceException)
{
Console.WriteLine("Disconnected from server!");
//Let the client handle the lost connection.
//connectionStatus = false;
}
});
}