Exemplo n.º 1
0
        private static Simulation GetSimulator(ConfigFile config, Output output, TrajectorySource trajectorySource)
        {
            if (!File.Exists(config.NmeaFile))
            {
                throw new ArgumentException("NMEA file does not exist");
            }
            GnssTime    gnssTime   = GnssTime.FromUtc(config.Date);
            ILiveOutput liveOutput = output as ILiveOutput;

            if (liveOutput != null && liveOutput.IsTrueTime)
            {
                gnssTime = liveOutput.StartTime - GnssTimeSpan.FromSeconds(1);
                GnssTime startTime = liveOutput.StartTime;
            }
            else
            {
                gnssTime = GnssTime.FromUtc(config.Date);
            }
            Trajectory trajectory = (trajectorySource != TrajectorySource.Joystick) ? new NmeaFileTrajectory(gnssTime, config.NmeaFile, config.GravitationalModel) : new JoystickTrajectory(throttleSlider: Key.Z.IsDownAsync() ? JoystickSlider.ZAxis : (Key.D2.IsDownAsync() ? JoystickSlider.Slider2 : JoystickSlider.Slider1), startTime: gnssTime, nmeaFileName: config.NmeaFile, gravitationalModel: config.GravitationalModel);
            Range <GnssTime, GnssTimeSpan> interval = trajectory.Interval;

            if (interval.Width.Seconds < 1.0)
            {
                string text = trajectory.ErrorMessage;
                if (string.IsNullOrWhiteSpace(text))
                {
                    text = "Trajectory is shorter than one second";
                }
                RLLogger.GetLogger().LogMessage(text);
                MessageBox.Show(Application.Current.MainWindow, text, "SatGen error", MessageBoxButton.OK, MessageBoxImage.Hand);
                return(null);
            }
            IReadOnlyList <ConstellationBase> readOnlyList = ConstellationBase.Create(config.SignalTypes, output);

            foreach (ConstellationBase item in readOnlyList)
            {
                string almanacPath = GetAlmanacPath(item.ConstellationType, config);
                item.LoadAlmanac(almanacPath, gnssTime);
                AlmanacBase almanac = item.Almanac;
                if (almanac == null || !almanac.BaselineSatellites.Any())
                {
                    string text2 = "Invalid " + item.ConstellationType.ToLongName() + " almanac file \"" + Path.GetFileName(almanacPath) + "\"";
                    RLLogger.GetLogger().LogMessage(text2);
                    MessageBox.Show(Application.Current.MainWindow, text2, "SatGen error", MessageBoxButton.OK, MessageBoxImage.Hand);
                    return(null);
                }
                AlmanacBase almanac2       = item.Almanac;
                GnssTime    simulationTime = interval.Start;
                almanac2.UpdateAlmanacForTime(simulationTime);
            }
            return(new DoubleBufferSimulation(new SimulationParams((IReadOnlyList <SignalType>)config.SignalTypes, trajectory, interval, output, readOnlyList, config.Mask, (IDictionary <ConstellationType, double>)config.CN0s, SignalLevelMode.None)));
        }
Exemplo n.º 2
0
        public MainWindow()
        {
            InitializeComponent();
            AppDomain.CurrentDomain.UnhandledException += OnCurrentDomainUnhandledException;
            TaskScheduler.UnobservedTaskException      += OnUnobservedTaskException;
            Application.Current.SessionEnding          += OnSessionEnding;
            string[] commandLineArgs = Environment.GetCommandLineArgs();
            if (commandLineArgs.Length != 2)
            {
                Environment.Exit(-1);
            }
            if (!File.Exists(commandLineArgs[1]))
            {
                Environment.Exit(-1);
            }
            ConfigFile       config           = ConfigFile.Read(commandLineArgs[1]);
            TrajectorySource trajectorySource = Key.LeftShift.IsDownAsync() ? TrajectorySource.Joystick : TrajectorySource.NmeaFile;
            Output           output           = null;

            try
            {
                output = GetOutput(config);
            }
            catch (LabSatException ex)
            {
                MessageBox.Show(this, ex.Message, "Error");
                Application.Current.Shutdown();
                return;
            }
            output.Error += OnOutputError;
            liveOutput    = (output as ILiveOutput);
            if (liveOutput != null)
            {
                Process.GetCurrentProcess().PriorityClass = ProcessPriorityClass.RealTime;
            }
            simulation = GetSimulator(config, output, trajectorySource);
            if (simulation == null)
            {
                Environment.Exit(-1);
                return;
            }
            viewModel        = new SimulationViewModel(simulation);
            base.DataContext = viewModel;
            Control control = (Control)((liveOutput == null) ? ((object)new DefaultView(viewModel)) : ((object)new RealTimeView(viewModel)));

            control.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
            preferredViewSize = control.DesiredSize;
            if (preferredViewSize.Width < control.MinWidth)
            {
                preferredViewSize.Width = control.MinWidth;
            }
            if (preferredViewSize.Height < control.MinHeight)
            {
                preferredViewSize.Height = control.MinHeight;
            }
            base.MinWidth  = control.MinWidth + 20.0;
            base.MinHeight = control.MinHeight + 38.0;
            base.Width     = preferredViewSize.Width + 20.0;
            base.Height    = preferredViewSize.Height + 38.0;
            MainGrid.Children.Add(control);
            SystemUtils.SetThreadExecutionMode(ThreadExecutionModes.KeepSystemAwake);
            simulation.Completed += OnSimulationCompleted;
            base.Loaded          += OnLoaded;
        }