Preset Planetary GPS Generator

public string
    panelKey = "[pgps]", //This controls what panels get the points written to
    prefix = "OM"; //This is the prefix for the generated points

//These control the absolute north, south, and so on
public List<Vector3D> points = new List<Vector3D>
    {
        new Vector3D(0, 1, 0), //Up (north)
        new Vector3D(1, 0, 0), //Right
        new Vector3D(0, 0, 1) //Forward
    };

public List<IMyTextPanel> panels = new List<IMyTextPanel>();

public Vector3D planetPosition = new Vector3D(0, 0, 0);

public double radius = 50000;

Program()
{
    Runtime.UpdateFrequency = UpdateFrequency.Update100;

    points.Insert(1, points[0] * -1.0);
    points.Insert(3, points[2] * -1.0);
    points.Add(points[4] * -1.0);

    Scan();
}

void Main(string argument)
{
    Echo($"-Panel Tag: {panelKey}");
    Echo("-Enter the command 'auto' to generate points for the current planet");
    Echo("-Enter the planet's coordinates using the copy to clipboard function to set the planet's position manually");
    Echo("-Enter a number to set the point's distance from the center of the planet manually");
    Echo("-Enter the command 'scan' to look for panels");
    try { Commands(argument); } catch { Echo($"Error caught running command: {argument}"); }

    Echo($"Panels: {panels.Count}");
    Echo($"Planet Position: {planetPosition}");
    Echo($"Point Radius: {radius:N0}");

    StringBuilder builder = new StringBuilder();
    for (int i = 0; i < points.Count; i++)
        builder.AppendLine(GPSConvert((points[i] * radius) + planetPosition, $"{prefix}{i + 1}"));
    foreach (IMyTextPanel panel in panels)
        panel.WriteText(builder);
}

public void Commands(string argument)
{
    string arg = argument.ToLower();

    Vector3D tempPosition;

    double tempDouble;

    if (TryGetGPS(arg, out tempPosition))
        planetPosition = tempPosition;
    else
        if (double.TryParse(arg, out tempDouble))
        radius = tempDouble;
    else
        switch (arg)
        {
            case "auto":
                List<IMyShipController> controllers = new List<IMyShipController>();
                GridTerminalSystem.GetBlocksOfType<IMyShipController>(controllers);
                if (controllers.Count > 0 && controllers[0].TryGetPlanetPosition(out tempPosition))
                {
                    planetPosition = tempPosition;
                    controllers[0].TryGetPlanetElevation(MyPlanetElevation.Sealevel, out tempDouble);
                    tempDouble = Vector3D.Distance(controllers[0].GetPosition(), planetPosition) - tempDouble;
                    radius = tempDouble * 1.7182;
                }
                break;
            case "scan":
                Scan();
                break;
        }
}

public void Scan()
{
    panels.Clear();

    GridTerminalSystem.GetBlocksOfType<IMyTextPanel>(panels, b => b.CustomName.ToLower().Contains(panelKey.ToLower()));

    foreach (IMyTextPanel panel in panels)
        panel.ContentType = ContentType.TEXT_AND_IMAGE;
}

public string GPSConvert(Vector3D vector, string name)
{
    return $"GPS:{name}:{Math.Floor(vector.X)}:{Math.Floor(vector.Y)}:{Math.Floor(vector.Z)}:";
}

public bool TryGetGPS(string gpsString, out Vector3D vector)
{
    vector = new Vector3D(0, 0, 0);
    try
    {
        string[] gpsArgs = gpsString.Split(':');
        if (gpsArgs.Length >= 5)
        {
            double x, y, z;
            if (double.TryParse(gpsArgs[2], out x) &&
            double.TryParse(gpsArgs[3], out y) &&
            double.TryParse(gpsArgs[4], out z))
            {
                vector = new Vector3D(x, y, z);
                return true;
            }
        }
    }
    catch { }
    return false;
}