コード例 #1
0
ファイル: Function.cs プロジェクト: erendrake/kRISC
        public override void Execute(SharedObjects shared)
        {
            double longitude = GetDouble(shared.Cpu.PopValue());
            double latitude = GetDouble(shared.Cpu.PopValue());

            GeoCoordinates result = new GeoCoordinates(shared.Vessel, latitude, longitude);
            shared.Cpu.PushStack(result);
        }
コード例 #2
0
        private bool TryParseFunction(string text)
        {
            Match match;
            bool result;

            foreach(kOSExternalFunction f in executionContext.ExternalFunctions)
            {
                match = Regex.Match(text, f.regex, RegexOptions.IgnoreCase);
                if (match.Success)
                {
                    EvalDlg = delegate()
                    {
                        match = Regex.Match(text, f.regex, RegexOptions.IgnoreCase);
                        string[] pArr = new string[f.ParameterCount];

                        for (var i = 0; i < f.ParameterCount; i++)
                        {
                            pArr[i] = ParseSubExpressionAsString(match.Groups[i + 1].Value);
                        }

                        Value = executionContext.CallExternalFunction(f.Name, pArr);
                    };

                    EvalDlg();

                    return true;
                }
            }

            #region TRIG

            // Basic

            result = TryParseNumericFunction("SIN_(1)", text, delegate(double[] parameters)
            {
                Value = (float)Math.Sin(parameters[0] * (Math.PI / 180));
            });
            if (result) return true;

            result = TryParseNumericFunction("COS_(1)", text, delegate(double[] parameters)
            {
                Value = (float)Math.Cos(parameters[0] * (Math.PI / 180));
            });
            if (result) return true;

            result = TryParseNumericFunction("TAN_(1)", text, delegate(double[] parameters)
            {
                Value = (float)Math.Tan(parameters[0] * (Math.PI / 180));
            });
            if (result) return true;

            // Inverse

            result = TryParseNumericFunction("ARCSIN_(1)", text, delegate(double[] parameters)
            {
                Value = (float)(Math.Asin(parameters[0]) * (180 / Math.PI));
            });
            if (result) return true;

            result = TryParseNumericFunction("ARCCOS_(1)", text, delegate(double[] parameters)
            {
                Value = (float)(Math.Acos(parameters[0]) * (180 / Math.PI));
            });
            if (result) return true;

            result = TryParseNumericFunction("ARCTAN_(1)", text, delegate(double[] parameters)
            {
                Value = (float)Math.Atan(parameters[0] * (180 / Math.PI));
            });
            if (result) return true;

            result = TryParseNumericFunction("ARCTAN2_(2)", text, delegate(double[] parameters)
            {
                Value = (float)Math.Atan2(parameters[0] * (180 / Math.PI), parameters[1] * (180 / Math.PI));
            });
            if (result) return true;

            /*
            string regexSin = Utils.BuildRegex("SIN_(1)");
            match = Regex.Match(text, regexSin, RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, regexSin, RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)Math.Sin(v * (Math.PI / 180));
                };

                EvalDlg();

                return true;
            }

            string regexCos = Utils.BuildRegex("COS_(1)");
            match = Regex.Match(text, regexCos, RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, regexCos, RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)Math.Cos(v * (Math.PI / 180));
                };

                EvalDlg();

                return true;
            }

            string regexTan = Utils.BuildRegex("TAN_(1)");
            match = Regex.Match(text, regexTan, RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, regexTan, RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)Math.Tan(v * (Math.PI / 180));
                };

                EvalDlg();

                return true;
            }

            string regexASin = Utils.BuildRegex("ARCSIN_(1)");
            match = Regex.Match(text, regexASin, RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, regexASin, RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)(Math.Asin(v) * (180 / Math.PI));
                };

                EvalDlg();

                return true;
            }

            string regexACos = Utils.BuildRegex("ARCCOS_(1)");
            match = Regex.Match(text, regexACos, RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, regexACos, RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)(Math.Acos(v) * (180 / Math.PI));
                };

                EvalDlg();

                return true;
            }

            string regexATan = Utils.BuildRegex("ARCTAN_(1)");
            match = Regex.Match(text, regexATan, RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, regexATan, RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)(Math.Atan(v) * (180 / Math.PI));
                };

                EvalDlg();

                return true;
            }

            string regexATan2 = Utils.BuildRegex("ARCTAN2_(2)");
            match = Regex.Match(text, regexATan2, RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, regexATan2, RegexOptions.IgnoreCase);
                    double x = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    double y = ParseSubExpressionAsDouble(match.Groups[2].Value);
                    Value = (float)(Math.Atan2(x, y) * (180 / Math.PI));
                };

                EvalDlg();

                return true;
            }*/
            #endregion

            #region ABS
            match = Regex.Match(text, "^ABS\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^ABS\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)Math.Abs(v);
                };

                EvalDlg();

                return true;
            }
            #endregion

            #region Geospatial
            match = Regex.Match(text, "^LATLNG ?\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^LATLNG ?\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);

                    double lat = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    double lng = ParseSubExpressionAsDouble(match.Groups[2].Value);

                    Value = new GeoCoordinates(executionContext.Vessel, lat, lng);
                };

                EvalDlg();

                return true;
            }
            #endregion

            #region Vectors & Rotations
            match = Regex.Match(text, "^V\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^V\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);

                    double x = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    double y = ParseSubExpressionAsDouble(match.Groups[2].Value);
                    double z = ParseSubExpressionAsDouble(match.Groups[3].Value);

                    Value = new Vector(x,y,z);
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^R\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^R\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);

                    double x = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    double y = ParseSubExpressionAsDouble(match.Groups[2].Value);
                    double z = ParseSubExpressionAsDouble(match.Groups[3].Value);

                    Value = new Direction(new Vector3d(x, y, z), true);
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^Q\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^Q\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);

                    float x = (float)ParseSubExpressionAsDouble(match.Groups[1].Value);
                    float y = (float)ParseSubExpressionAsDouble(match.Groups[2].Value);
                    float z = (float)ParseSubExpressionAsDouble(match.Groups[3].Value);
                    float w = (float)ParseSubExpressionAsDouble(match.Groups[4].Value);

                    Value = x + " " + y + " " + z + " " + w;
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^HEADING ?([ :@A-Za-z0-9\\.\\-\\+\\*/]+) BY ([ :@A-Za-z0-9\\.\\-\\+\\*/]+)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^HEADING ?([ :@A-Za-z0-9\\.\\-\\+\\*/]+) BY ([ :@A-Za-z0-9\\.\\-\\+\\*/]+)$", RegexOptions.IgnoreCase);

                    float heading = (float)ParseSubExpressionAsDouble(match.Groups[1].Value);
                    float pitch = (float)ParseSubExpressionAsDouble(match.Groups[2].Value);

                    var q = UnityEngine.Quaternion.LookRotation(VesselUtils.GetNorthVector(executionContext.Vessel), executionContext.Vessel.upAxis);
                    q *= UnityEngine.Quaternion.Euler(new UnityEngine.Vector3(-pitch, heading, 0));

                    Value = new Direction(q);
                };

                EvalDlg();

                return true;
            }

            #endregion

            return false;
        }
コード例 #3
0
ファイル: Expression.cs プロジェクト: raad287/KOS
        private bool TryParseFunction(string text)
        {
            Match match;
            bool result;

            foreach(kOSExternalFunction f in executionContext.ExternalFunctions)
            {
                match = Regex.Match(text, f.regex, RegexOptions.IgnoreCase);
                if (match.Success)
                {
                    EvalDlg = delegate()
                    {
                        match = Regex.Match(text, f.regex, RegexOptions.IgnoreCase);
                        string[] pArr = new string[f.ParameterCount];

                        for (var i = 0; i < f.ParameterCount; i++)
                        {
                            pArr[i] = ParseSubExpressionAsString(match.Groups[i + 1].Value);
                        }

                        Value = executionContext.CallExternalFunction(f.Name, pArr);
                    };

                    EvalDlg();

                    return true;
                }
            }

            #region TRIG

            // Basic

            result = TryParseNumericFunction("SIN_(1)", text, delegate(double[] parameters)
            {
                Value = Math.Sin(parameters[0] * (Math.PI / 180));
            });
            if (result) return true;

            result = TryParseNumericFunction("COS_(1)", text, delegate(double[] parameters)
            {
                Value = Math.Cos(parameters[0] * (Math.PI / 180));
            });
            if (result) return true;

            result = TryParseNumericFunction("TAN_(1)", text, delegate(double[] parameters)
            {
                Value = Math.Tan(parameters[0] * (Math.PI / 180));
            });
            if (result) return true;

            // Inverse

            result = TryParseNumericFunction("ARCSIN_(1)", text, delegate(double[] parameters)
            {
                Value = (Math.Asin(parameters[0]) * (180 / Math.PI));
            });
            if (result) return true;

            result = TryParseNumericFunction("ARCCOS_(1)", text, delegate(double[] parameters)
            {
                Value = (Math.Acos(parameters[0]) * (180 / Math.PI));
            });
            if (result) return true;

            result = TryParseNumericFunction("ARCTAN_(1)", text, delegate(double[] parameters)
            {
                Value = Math.Atan(parameters[0]) * (180 / Math.PI);
            });
            if (result) return true;

            result = TryParseNumericFunction("ARCTAN2_(2)", text, delegate(double[] parameters)
            {
                Value = Math.Atan2(parameters[0], parameters[1]) * (180 / Math.PI);
            });
            if (result) return true;

            #endregion

            #region Other Math

            result = TryParseNumericFunction("ABS_(1)", text, delegate(double[] parameters)
            {
                Value = Math.Abs(parameters[0]);
            });
            if (result) return true;

            result = TryParseNumericFunction("FLOOR_(1)", text, delegate(double[] parameters)
            {
                Value = Math.Floor(parameters[0]);
            });
            if (result) return true;

            result = TryParseNumericFunction("CEILING_(1)", text, delegate(double[] parameters)
            {
                Value = Math.Ceiling(parameters[0]);
            });
            if (result) return true;

            result = TryParseNumericFunction("ROUND_(1)", text, delegate(double[] parameters)
            {
                Value = Math.Round(parameters[0]);
            });
            if (result) return true;

            result = TryParseNumericFunction("SQRT_(1)", text, delegate(double[] parameters)
            {
                Value = Math.Sqrt(parameters[0]);
            });
            if (result) return true;

            #endregion

            #region Geospatial

            result = TryParseNumericFunction("LATLNG_(2)", text, delegate(double[] parameters)
            {
                Value = new GeoCoordinates(executionContext.Vessel, parameters[0], parameters[1]);
            });
            if (result) return true;

            #endregion

            #region Time

            result = TryParseNumericFunction("T_(1)", text, delegate(double[] parameters)
            {
                Value = new TimeSpan(parameters[0]);
            });
            if (result) return true;

            #endregion

            #region Vectors & Rotations

            result = TryParseNumericFunction("V_(3)", text, delegate(double[] parameters)
            {
                Value = new Vector(parameters[0], parameters[1], parameters[2]);
            });
            if (result) return true;

            result = TryParseNumericFunction("R_(3)", text, delegate(double[] parameters)
            {
                Value = new Direction(new Vector3d(parameters[0], parameters[1], parameters[2]), true);
            });
            if (result) return true;

            result = TryParseNumericFunction("Q_(4)", text, delegate(double[] parameters)
            {
                Value = new Direction(new UnityEngine.Quaternion((float)parameters[0], (float)parameters[1], (float)parameters[2], (float)parameters[3]));
            });
            if (result) return true;

            match = Regex.Match(text, "^HEADING ?([ :@A-Za-z0-9\\.\\-\\+\\*/]+) BY ([ :@A-Za-z0-9\\.\\-\\+\\*/]+)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^HEADING ?([ :@A-Za-z0-9\\.\\-\\+\\*/]+) BY ([ :@A-Za-z0-9\\.\\-\\+\\*/]+)$", RegexOptions.IgnoreCase);

                    double heading = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    double pitch = ParseSubExpressionAsDouble(match.Groups[2].Value);

                    var q = UnityEngine.Quaternion.LookRotation(VesselUtils.GetNorthVector(executionContext.Vessel), executionContext.Vessel.upAxis);
                    q *= UnityEngine.Quaternion.Euler(new UnityEngine.Vector3((float)-pitch, (float)heading, 0));

                    Value = new Direction(q);
                };

                EvalDlg();

                return true;
            }

            #endregion

            #region Maneuver Nodes

            result = TryParseNumericFunction("NODE_(4)", text, delegate(double[] parameters)
            {
                Value = new Node(parameters[0], parameters[1], parameters[2], parameters[3]);
            });
            if (result) return true;

            #endregion

            return false;
        }
コード例 #4
0
ファイル: Expression.cs プロジェクト: phcorcoran/KOS
        private bool TryParseFunction(string text)
        {
            Match match;

            #region TRIG
            match = Regex.Match(text, "^SIN\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^SIN\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)Math.Sin(v * (Math.PI / 180));
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^COS\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^COS\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)Math.Cos(v * (Math.PI / 180));
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^TAN\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^TAN\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)Math.Tan(v * (Math.PI / 180));
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^ARCSIN\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^ARCSIN\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = ((float)Math.Asin(v) * (180 / Math.PI));
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^ARCCOS\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^ARCCOS\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = ((float)Math.Acos(v) * (180 / Math.PI));
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^ARCTAN\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^ARCTAN\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = ((float)Math.Atan(v) * (180 / Math.PI));
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^ARCTAN2\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^ARCTAN2\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
                    double x = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    double y = ParseSubExpressionAsDouble(match.Groups[2].Value);
                    Value = (float)(Math.Atan2(x, y) * (180 / Math.PI));
                };

                EvalDlg();

                return true;
            }
            #endregion

            #region ABS
            match = Regex.Match(text, "^ABS\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^ABS\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
                    double v = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    Value = (float)Math.Abs(v);
                };

                EvalDlg();

                return true;
            }
            #endregion

            #region Geospatial
            match = Regex.Match(text, "^LATLNG ?\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^LATLNG ?\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);

                    double lat = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    double lng = ParseSubExpressionAsDouble(match.Groups[2].Value);

                    Value = new GeoCoordinates(executionContext.Vessel, lat, lng);
                };

                EvalDlg();

                return true;
            }
            #endregion

            #region Vectors & Rotations
            match = Regex.Match(text, "^V\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^V\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);

                    double x = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    double y = ParseSubExpressionAsDouble(match.Groups[2].Value);
                    double z = ParseSubExpressionAsDouble(match.Groups[3].Value);

                    Value = new Vector(x,y,z);
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^R\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^R\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);

                    double x = ParseSubExpressionAsDouble(match.Groups[1].Value);
                    double y = ParseSubExpressionAsDouble(match.Groups[2].Value);
                    double z = ParseSubExpressionAsDouble(match.Groups[3].Value);

                    Value = new Direction(new Vector3d(x, y, z), true);
                };

                EvalDlg();

                return true;
            }

            match = Regex.Match(text, "^Q\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^Q\\(([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+),([ :@A-Za-z0-9\\.\\-\\+\\*/]+)\\)$", RegexOptions.IgnoreCase);

                    float x = (float)ParseSubExpressionAsDouble(match.Groups[1].Value);
                    float y = (float)ParseSubExpressionAsDouble(match.Groups[2].Value);
                    float z = (float)ParseSubExpressionAsDouble(match.Groups[3].Value);
                    float w = (float)ParseSubExpressionAsDouble(match.Groups[4].Value);

                    Value = x + " " + y + " " + z + " " + w;
                };

                EvalDlg();

                return true;
            }
            #endregion

            match = Regex.Match(text, "^HEADING ?([ :@A-Za-z0-9\\.\\-\\+\\*/]+) BY ([ :@A-Za-z0-9\\.\\-\\+\\*/]+)$", RegexOptions.IgnoreCase);
            if (match.Success)
            {
                EvalDlg = delegate()
                {
                    match = Regex.Match(text, "^HEADING ?([ :@A-Za-z0-9\\.\\-\\+\\*/]+) BY ([ :@A-Za-z0-9\\.\\-\\+\\*/]+)$", RegexOptions.IgnoreCase);

                    float heading = (float)ParseSubExpressionAsDouble(match.Groups[1].Value);
                    float pitch = (float)ParseSubExpressionAsDouble(match.Groups[2].Value);

                    var q = UnityEngine.Quaternion.LookRotation(VesselUtils.GetNorthVector(executionContext.Vessel), executionContext.Vessel.upAxis);
                    q *= UnityEngine.Quaternion.Euler(new UnityEngine.Vector3(-pitch, heading, 0));

                    Value = new Direction(q);
                };

                EvalDlg();

                return true;
            }

            return false;
        }