void aircraftCombo_Changed(object sender, EventArgs e)
{
url = null;
AircraftInfo ai = aircraftCombo.GetSelectedData() as AircraftInfo;
if (ai != null)
{
AircraftParameters parameters = new AircraftParameters();
parameters.File = ai.ParFile;
aircraftText.SetText(parameters.Description);
if (!string.IsNullOrEmpty(parameters.IconFile))
{
aircraftPicture.TextureFile = string.Concat(ai.Folder, parameters.IconFile);
aircraftPicture.IsVisible = true;
}
else
{
aircraftPicture.IsVisible = false;
}
checkboxStartOnWater.IsVisible = parameters.HasFloats;
checkboxStartOnWater.IsChecked = true;
if (!string.IsNullOrEmpty(parameters.BuyUrl))
{
url = string.Format("http://rcdeskpilot.com/aircraft/{0}", parameters.BuyUrl);
buttonBuy.IsVisible = true;
}
else
{
buttonBuy.IsVisible = false;
}
}
changed = true;
//UpdateText();
}
public ModelControl(string filename, bool create)
{
reflection = new Reflection();
heightmap = new Heightmap(1000);
heightmap.MinHeight = -5f;
heightmap.MaxHeight = 5f;
useAileronForRudder = Convert.ToBoolean(Bonsai.Utils.Settings.GetValue("UseAileronChannel"));
AircraftParameters parameters = new AircraftParameters();
if (create)
{
parameters.CreateDefault(filename);
}
else
{
parameters.File = filename;
}
if (parameters.Version == 2)
{
iFlightModel = new FlightModelWind2();
}
else
{
iFlightModel = new FlightModelWind();
}
iFlightModel.AircraftParameters = parameters;
iFlightModel.Heightmap = heightmap;
iFlightModel.Paused = true;
iFlightModel.Initialize();
airplaneModel = new AirplaneModel(iFlightModel);
airplaneModel.Position = new Vector3(0, 0, 0);
}
/// <summary>
/// Calculates the total forces on the airframe.
/// </summary>
/// <param name="elapsedTime"></param>
private void CalculateForces(float elapsedTime, Vector3 wind)
{
if (ApiModel.CalculateForces(elapsedTime, wind))
{
return;
}
Lift = GetLiftForce(wind);
Drag = GetDragForce(wind);
double sideLift = GetSideLiftForce(wind);
double sideDrag = GetSideDragForce(wind);
double sideGroundResistance = 0;
double groundResistance = 0;
// verified : gravity, liftX, throttle, liftZ
if (TouchedDown)
{
if ((ApiModel.Vx < 10f) && (ApiModel.Vx > 0.01))
{
double realBeta = -Math.Atan2(ApiModel.Vy, ApiModel.Vx);
sideGroundResistance = Math.Sin(realBeta) * gravityMass;
}
groundResistance = ApiModel.Vx / 10.0;
}
ApiModel.Fx = (float)(+sideLift * Math.Sin(ApiModel.Beta)
- sideDrag * Math.Cos(ApiModel.Beta)
- Lift * Math.Sin(ApiModel.Alpha)
- Drag * Math.Cos(ApiModel.Alpha)
+ AircraftParameters.MaximumThrust * Throttle * AircraftParameters.GetThrustCoefficient((double)ApiModel.Vx)
- gravityMass * Math.Sin(ApiModel.Pitch)
- groundResistance);
ApiModel.Fy = (float)(+sideLift * Math.Cos(ApiModel.Beta) + sideDrag * Math.Sin(ApiModel.Beta) + gravityMass * Math.Sin(ApiModel.Roll) * Math.Cos(ApiModel.Pitch) + sideGroundResistance);
ApiModel.Fz = (float)(-Lift * Math.Cos(ApiModel.Alpha) - Drag * Math.Sin(ApiModel.Alpha) + gravityMass * Math.Cos(ApiModel.Roll) * Math.Cos(ApiModel.Pitch));
}
public AircraftParametersForm(AircraftParameters parameters)
{
this.parameters = parameters;
InitializeComponent();
if (parameters.Version >= 2.0)
{
sliderControlSpinFactor.Visible = false;
}
UpdateValues();
}
private void UpdateText()
{
AircraftInfo ai = aircraftCombo.GetSelectedData() as AircraftInfo;
if (ai != null)
{
AircraftParameters parameters = new AircraftParameters();
parameters.File = ai.ParFile;
aircraftText.SetText(parameters.Description);
}
}
public void Initialize()
{
ApiAircraftParameters = AircraftParameters.CloneToApiParameters( );
ApiModel.AircraftParameters = ApiAircraftParameters;
rhoSurface = _AirDensity * ApiAircraftParameters.WingArea / 2;
rhoVerticalSurface = _AirDensity * ApiAircraftParameters.VerticalArea / 2;
gravityMass = _Gravity * ApiAircraftParameters.Mass;
ApiModel.OrientationQuat = Quaternion.RotationYawPitchRoll(0.0f, 0.0f, 0.0f);
ApiModel.Initialize();
StartModel();
}
private void StartPlaying()
{
if (!string.IsNullOrEmpty(fileName))
{
if (playing)
{
StopPlaying();
}
file = File.OpenRead(fileName);
binaryReader = new BinaryReader(file);
aircraftParameters = new AircraftParameters();
aircraftParameters.ReadParameters(binaryReader.ReadString());
if (airplaneModel == null)
{
airplaneModel = new AirplaneModel(this);
}
playing = true;
startTime = -1;
relativeTime = 0;
previousState = new AirplaneState();
nextState = new AirplaneState();
nextTime = binaryReader.ReadDouble();
nextState.Read(binaryReader);
currentState.Gear = nextState.Gear;
currentState.Flaps = nextState.Flaps;
if (currentState.Gear)
{
Gear = 1.0;
}
if (currentState.Flaps)
{
Flaps = 1.0;
}
airplaneModel.StartEngine();
}
}
/// <summary>
/// Calculates the drag force generated by the fuselage and vertical tail.
/// </summary>
/// <returns></returns>
private double GetSideDragForce()
{
return(AircraftParameters.GetSideDragCoefficient(Beta) * (Vx * Vx + Vy * Vy) * rhoVerticalSurface);
}
/// <summary>
/// Calculates the drag force.
/// </summary>
/// <returns></returns>
private double GetDragForce()
{
// F = (1/2)*Dc*V^2*S
return(AircraftParameters.GetDragCoefficient(Alpha) * (Vx * Vx + Vz * Vz) * rhoSurface);
}
