Beispiel #1
0
        public void TestAngleOfPeriapsCalcs(OrbitDB orbitDB)
        {
            double sgp   = orbitDB.GravitationalParameterAU;
            double o_a   = orbitDB.SemiMajorAxis;
            double o_e   = orbitDB.Eccentricity;
            double o_i   = Angle.ToRadians(orbitDB.Inclination);
            double o_Ω   = Angle.ToRadians(orbitDB.LongitudeOfAscendingNode);
            double o_M0  = Angle.ToRadians(orbitDB.MeanAnomalyAtEpoch);
            double o_n   = Angle.ToRadians(orbitDB.MeanMotion);
            double o_ω   = Angle.ToRadians(orbitDB.ArgumentOfPeriapsis);
            double o_lop = OrbitMath.LonditudeOfPeriapsis2d(o_Ω, o_ω, o_i);

            DateTime o_epoch = orbitDB.Epoch;

            double periodInSeconds = orbitDB.OrbitalPeriod.TotalSeconds;
            double segmentTime     = periodInSeconds / 16;

            //lets break the orbit up and check the paremeters at different points of the orbit:
            for (int i = 0; i < 16; i++)
            {
                TimeSpan timeSinceEpoch  = TimeSpan.FromSeconds(segmentTime * i);
                DateTime segmentDatetime = o_epoch + timeSinceEpoch;
                double   o_M             = OrbitMath.GetMeanAnomalyFromTime(o_M0, o_n, timeSinceEpoch.TotalSeconds); //orbitProcessor uses this calc directly
                double   o_E             = OrbitProcessor.GetEccentricAnomaly(orbitDB, o_M);
                double   o_ν             = OrbitProcessor.GetTrueAnomaly(orbitDB, segmentDatetime);

                var     pos = OrbitProcessor.GetPosition_AU(orbitDB, segmentDatetime);
                Vector3 vel = (Vector3)OrbitMath.InstantaneousOrbitalVelocityVector(sgp, pos, o_a, o_e, o_ν);

                Vector3 angularVelocity = Vector3.Cross(pos, vel);
                Vector3 nodeVector      = Vector3.Cross(new Vector3(0, 0, 1), angularVelocity);
                Vector3 eccentVector    = OrbitMath.EccentricityVector(sgp, pos, vel);


                //var ω1 = OrbitMath.ArgumentOfPeriapsis(nodeVector, eccentVector, position, velocity);
                //var ω2 = OrbitMath.ArgumentOfPeriapsis(nodeVector, eccentVector, position, velocity, o_Ω);
                var ω3 = OrbitMath.ArgumentOfPeriapsis2(pos, o_i, o_Ω, o_ν);

                Assert.Multiple(() =>
                {
                    //Assert.AreEqual(o_ω, ω1, 1.0E-7, "AoP ω expected: " + Angle.ToDegrees(o_ω) + " was: " + Angle.ToDegrees(ω1));
                    //Assert.AreEqual(ω1, ω2, 1.0E-7, "AoP ω expected: " + Angle.ToDegrees(ω1) + " was: " + Angle.ToDegrees(ω2));
                    Assert.AreEqual(o_ω, ω3, 1.0E-7, "AoP ω expected: " + Angle.ToDegrees(o_ω) + " was: " + Angle.ToDegrees(ω3));
                });
            }
        }
Beispiel #2
0
        internal void CreatePointArray()
        {
            _dv = _newtonMoveDB.DeltaVForManuver_m.Length();
            Vector3 vel          = Distance.MToAU(_newtonMoveDB.CurrentVector_ms);
            Vector3 pos          = myPosDB.RelativePosition_AU;
            Vector3 eccentVector = OrbitMath.EccentricityVector(_sgp, pos, vel);
            double  e            = eccentVector.Length();
            double  r            = pos.Length();
            double  v            = vel.Length();
            double  a            = 1 / (2 / r - Math.Pow(v, 2) / _sgp); //semiMajor Axis
            double  b            = -a *Math.Sqrt(Math.Pow(e, 2) - 1);   //semiMinor Axis

            double linierEccentricity = e * a;
            double soi = OrbitProcessor.GetSOI_AU(_newtonMoveDB.SOIParent);

            //longditudeOfPeriapsis;
            double _lop = Math.Atan2(eccentVector.Y, eccentVector.X);

            if (Vector3.Cross(pos, vel).Z < 0) //anti clockwise orbit
            {
                _lop = Math.PI * 2 - _lop;
            }

            double p = EllipseMath.SemiLatusRectum(a, e);
            double angleToSOIPoint = Math.Abs(OrbitMath.AngleAtRadus(soi, p, e));
            //double thetaMax = angleToSOIPoint;

            double maxX = soi * Math.Cos(angleToSOIPoint);
            //maxX = maxX - a + linierEccentricity;
            double foo      = maxX / a;
            double thetaMax = Math.Log(foo + Math.Sqrt(foo * foo - 1));


            if (_numberOfPoints % 2 == 0)
            {
                _numberOfPoints += 1;
            }
            int    ctrIndex = _numberOfPoints / 2;
            double dtheta   = thetaMax / (ctrIndex - 1);
            double fooA     = Math.Cosh(dtheta);
            double fooB     = (a / b) * Math.Sinh(dtheta);
            double fooC     = (b / a) * Math.Sinh(dtheta);
            double xn       = a;
            double yn       = 0;

            var points = new PointD[ctrIndex + 1];

            points[0] = new PointD()
            {
                X = xn, Y = yn
            };
            for (int i = 1; i < ctrIndex + 1; i++)
            {
                var lastx = xn;
                var lasty = yn;
                xn        = fooA * lastx + fooB * lasty;
                yn        = fooC * lastx + fooA * lasty;
                points[i] = new PointD()
                {
                    X = xn, Y = yn
                };
            }


            _points           = new PointD[_numberOfPoints];
            _points[ctrIndex] = new PointD()
            {
                X = ((points[0].X - linierEccentricity) * Math.Cos(_lop)) - (points[0].Y * Math.Sin(_lop)),
                Y = ((points[0].X - linierEccentricity) * Math.Sin(_lop)) + (points[0].Y * Math.Cos(_lop))
            };
            for (int i = 1; i < ctrIndex + 1; i++)
            {
                double x   = points[i].X - linierEccentricity; //adjust for the focal point
                double ya  = points[i].Y;
                double yb  = -points[i].Y;
                double x2a = (x * Math.Cos(_lop)) - (ya * Math.Sin(_lop)); //rotate to loan
                double y2a = (x * Math.Sin(_lop)) + (ya * Math.Cos(_lop));
                double x2b = (x * Math.Cos(_lop)) - (yb * Math.Sin(_lop));
                double y2b = (x * Math.Sin(_lop)) + (yb * Math.Cos(_lop));
                _points[ctrIndex + i] = new PointD()
                {
                    X = x2a,
                    Y = y2a
                };

                _points[ctrIndex - i] = new PointD()
                {
                    X = x2b,
                    Y = y2b
                };
            }
        }
Beispiel #3
0
        public void TestOrbitDBFromVectors(double parentMass, double objMass, Vector3 position, Vector3 velocity)
        {
            double         angleΔ = 0.0000000001;
            double         sgp_m  = OrbitMath.CalculateStandardGravityParameterInM3S2(objMass, parentMass);
            KeplerElements ke     = OrbitMath.KeplerFromPositionAndVelocity(sgp_m, position, velocity, new DateTime());

            Game          game = new Game();
            EntityManager man  = new EntityManager(game, false);

            BaseDataBlob[] parentblobs = new BaseDataBlob[3];
            parentblobs[0] = new PositionDB(man.ManagerGuid)
            {
                X_AU = 0, Y_AU = 0, Z_AU = 0
            };
            parentblobs[1] = new MassVolumeDB()
            {
                Mass = parentMass
            };
            parentblobs[2] = new OrbitDB();
            Entity parentEntity = new Entity(man, parentblobs);


            OrbitDB objOrbit  = OrbitDB.FromVector(parentEntity, objMass, parentMass, sgp_m, position, velocity, new DateTime());
            Vector3 resultPos = OrbitProcessor.GetPosition_AU(objOrbit, new DateTime());

            //check LoAN
            var objLoAN        = objOrbit.LongitudeOfAscendingNode;
            var keLoAN         = ke.LoAN;
            var loANDifference = objLoAN - keLoAN;

            Assert.AreEqual(keLoAN, objLoAN, angleΔ);

            //check AoP
            var objAoP     = objOrbit.ArgumentOfPeriapsis;
            var keAoP      = ke.AoP;
            var difference = objAoP - keAoP;

            Assert.AreEqual(keAoP, objAoP, angleΔ);


            //check MeanAnomalyAtEpoch
            var objM0 = objOrbit.MeanAnomalyAtEpoch;
            var keM0  = ke.MeanAnomalyAtEpoch;

            Assert.AreEqual(keM0, objM0, angleΔ);
            Assert.AreEqual(objM0, OrbitMath.GetMeanAnomalyFromTime(objM0, objOrbit.MeanMotion_DegreesSec, 0), "meanAnomalyError");

            //checkEpoch
            var objEpoch = objOrbit.Epoch;
            var keEpoch  = ke.Epoch;

            Assert.AreEqual(keEpoch, objEpoch);



            //check EccentricAnomaly:
            var objE = (OrbitProcessor.GetEccentricAnomaly(objOrbit, objOrbit.MeanAnomalyAtEpoch_Degrees));
            //var keE =   (OrbitMath.Gete(position, ke.SemiMajorAxis, ke.LinearEccentricity, ke.AoP));

            /*
             * if (objE != keE)
             * {
             *  var dif = objE - keE;
             *  Assert.AreEqual(keE, objE, angleΔ);
             * }
             */
            //check trueAnomaly
            var orbTrueAnom         = OrbitProcessor.GetTrueAnomaly(objOrbit, new DateTime());
            var orbtaDeg            = Angle.ToDegrees(orbTrueAnom);
            var differenceInRadians = orbTrueAnom - ke.TrueAnomalyAtEpoch;
            var differenceInDegrees = Angle.ToDegrees(differenceInRadians);

            if (ke.TrueAnomalyAtEpoch != orbTrueAnom)
            {
                Vector3 eccentVector = OrbitMath.EccentricityVector(sgp_m, position, velocity);
                var     tacalc1      = OrbitMath.TrueAnomaly(eccentVector, position, velocity);
                var     tacalc2      = OrbitMath.TrueAnomaly(sgp_m, position, velocity);

                var diffa = differenceInDegrees;
                var diffb = Angle.ToDegrees(orbTrueAnom - tacalc1);
                var diffc = Angle.ToDegrees(orbTrueAnom - tacalc2);

                var ketaDeg = Angle.ToDegrees(tacalc1);
            }

            Assert.AreEqual(0, Angle.DifferenceBetweenRadians(ke.TrueAnomalyAtEpoch, orbTrueAnom), angleΔ,
                            "more than " + angleΔ + " radians difference, at " + differenceInRadians + " \n " +
                            "(more than " + Angle.ToDegrees(angleΔ) + " degrees difference at " + differenceInDegrees + ")" + " \n " +
                            "ke Angle: " + ke.TrueAnomalyAtEpoch + " obj Angle: " + orbTrueAnom + " \n " +
                            "ke Angle: " + Angle.ToDegrees(ke.TrueAnomalyAtEpoch) + " obj Angle: " + Angle.ToDegrees(orbTrueAnom));

            Assert.AreEqual(ke.Eccentricity, objOrbit.Eccentricity);
            Assert.AreEqual(ke.SemiMajorAxis, objOrbit.SemiMajorAxis);


            var lenke1 = ke.SemiMajorAxis * 2;
            var lenke2 = ke.Apoapsis + ke.Periapsis;

            Assert.AreEqual(lenke1, lenke2, 1.0E-10);
            var lendb1 = objOrbit.SemiMajorAxis_AU * 2;
            var lendb2 = objOrbit.Apoapsis_AU + objOrbit.Periapsis_AU;

            Assert.AreEqual(lendb1, lendb2, 1.0E-10);
            Assert.AreEqual(lenke1, lendb1, 1.0E-10);
            Assert.AreEqual(lenke2, lendb2, 1.0E-10);



            var ke_apkm   = Distance.AuToKm(ke.Apoapsis);
            var db_apkm   = Distance.AuToKm(objOrbit.Apoapsis_AU);
            var differnce = ke_apkm - db_apkm;

            Assert.AreEqual(ke.Apoapsis, objOrbit.Apoapsis_AU, 1.0E-10);
            Assert.AreEqual(ke.Periapsis, objOrbit.Periapsis_AU, 1.0E-10);

            Vector3 posKM    = Distance.AuToKm(position);
            Vector3 resultKM = Distance.AuToKm(resultPos);

            double  keslr       = EllipseMath.SemiLatusRectum(ke.SemiMajorAxis, ke.Eccentricity);
            double  keradius    = OrbitMath.RadiusAtAngle(ke.TrueAnomalyAtEpoch, keslr, ke.Eccentricity);
            Vector3 kemathPos   = OrbitMath.GetRalitivePosition(ke.LoAN, ke.AoP, ke.Inclination, ke.TrueAnomalyAtEpoch, keradius);
            Vector3 kemathPosKM = Distance.AuToKm(kemathPos);

            Assert.AreEqual(kemathPosKM.Length(), posKM.Length(), 0.01);

            Assert.AreEqual(posKM.Length(), resultKM.Length(), 0.01, "TA: " + orbtaDeg);
            Assert.AreEqual(posKM.X, resultKM.X, 0.01, "TA: " + orbtaDeg);
            Assert.AreEqual(posKM.Y, resultKM.Y, 0.01, "TA: " + orbtaDeg);
            Assert.AreEqual(posKM.Z, resultKM.Z, 0.01, "TA: " + orbtaDeg);

            if (velocity.Z == 0)
            {
                Assert.IsTrue(ke.Inclination == 0);
                Assert.IsTrue(objOrbit.Inclination_Degrees == 0);
            }

            //var speedVectorAU = OrbitProcessor.PreciseOrbitalVector(sgp, position, ke.SemiMajorAxis);
            //var speedVectorAU2 = OrbitProcessor.PreciseOrbitalVector(objOrbit, new DateTime());
            //Assert.AreEqual(speedVectorAU, speedVectorAU2);
        }
Beispiel #4
0
        internal override void Display()
        {
            _isRunningFrame = true;
            if (IsActive)
            {
                SetFrameRateArray();
                if (ImGui.Begin("debug", ref IsActive))
                {
                    ImGui.Text(_state.PrimarySystemDateTime.ToString());
                    ImGui.Text("Cursor World Coordinate:");
                    var mouseWorldCoord = _state.Camera.MouseWorldCoordinate();
                    ImGui.Text("x" + mouseWorldCoord.X);
                    ImGui.SameLine();
                    ImGui.Text("y" + mouseWorldCoord.Y);

                    if (ImGui.CollapsingHeader("FrameRates", ImGuiTreeNodeFlags.CollapsingHeader))
                    {
                        //plot vars: (label, values, valueOffset, overlayText, scaleMin, scaleMax, graphSize, Stride)
                        //core game processing rate.
                        //ImGui.PlotHistogram("##GRHistogram", _gameRatesDisplay, 10, _timeSpan.TotalSeconds.ToString(), 0, 1f, new ImVec2(0, 80), sizeof(float));
                        //ImGui.PlotHistogram("##GRHistogram1", _gameRatesDisplay, 0 , _timeSpan.TotalSeconds.ToString(), 0, 1f, new ImVec2(0, 80), sizeof(float));
                        //string label, ref float values...
                        //ImGui.PlotHistogram(
                        ImGui.PlotHistogram("Game Tick ##GTHistogram", ref _gameRates[0], _gameRates.Length, _gameRateIndex, _currentGFPS.ToString(), 0f, largestGFPS, new Vector2(248, 60), sizeof(float));
                        ImGui.PlotLines("Game Tick ##GTPlotlines", ref _gameRates[0], _gameRates.Length, _gameRateIndex, _currentGFPS.ToString(), 0, largestGFPS, new Vector2(248, 60), sizeof(float));
                        //current star system processing rate.
                        ImGui.PlotHistogram("System Tick ##STHistogram", ref _systemRates[0], _systemRates.Length, _systemRateIndex, _currentSFPS.ToString(), 0f, 1f, new Vector2(248, 60), sizeof(float));
                        ImGui.PlotLines("System Tick ##STPlotlines", ref _systemRates[0], _systemRates.Length, _systemRateIndex, _currentSFPS.ToString(), 0, 1, new Vector2(248, 60), sizeof(float));
                        //ui framerate
                        ImGui.PlotHistogram("Frame Rate ##FPSHistogram", ref _frameRates[0], _frameRates.Length, _frameRateIndex, _currentFPS.ToString(), 0f, 10000, new Vector2(248, 60), sizeof(float));

                        foreach (var item in _systemState.StarSystem.ManagerSubpulses.ProcessTime)
                        {
                            ImGui.Text(item.Key.Name);
                            ImGui.SameLine();
                            ImGui.Text(item.Value.ToString());
                        }
                    }

                    if (ImGui.CollapsingHeader("GraphicTests", ImGuiTreeNodeFlags.CollapsingHeader))
                    {
                        var window = GraphicDebugWindow.GetWindow(_state);
                        window.Display();
                        window.Enable(true, _state);
                    }

                    ImGui.Text("Selected Star System: " + _state.SelectedStarSysGuid);
                    ImGui.Text("Number Of Entites: " + _state.SelectedSystem.NumberOfEntites);
                    if (ImGui.CollapsingHeader("Log"))
                    {
                        ImGui.BeginChild("LogChild", new Vector2(800, 300), true);
                        ImGui.Columns(4, "Events", true);
                        ImGui.Text("DateTime");
                        ImGui.NextColumn();
                        ImGui.Text("Faction");
                        ImGui.NextColumn();
                        ImGui.Text("Entity");
                        ImGui.NextColumn();
                        ImGui.Text("Event Message");
                        ImGui.NextColumn();

                        foreach (var gameEvent in StaticRefLib.EventLog.GetAllEvents())
                        {
                            string entityStr = "";
                            if (gameEvent.Entity != null)
                            {
                                if (gameEvent.Entity.HasDataBlob <NameDB>())
                                {
                                    entityStr = gameEvent.Entity.GetDataBlob <NameDB>().DefaultName;
                                }
                                else
                                {
                                    entityStr = gameEvent.Entity.Guid.ToString();
                                }
                            }
                            string factionStr = "";
                            if (gameEvent.Faction != null)
                            {
                                if (gameEvent.Faction.HasDataBlob <NameDB>())
                                {
                                    factionStr = gameEvent.Faction.GetDataBlob <NameDB>().DefaultName;
                                }
                                else
                                {
                                    factionStr = gameEvent.Faction.Guid.ToString();
                                }
                            }

                            ImGui.Separator();
                            ImGui.Text(gameEvent.Time.ToString());
                            ImGui.NextColumn();
                            ImGui.Text(factionStr);
                            ImGui.NextColumn();
                            ImGui.Text(entityStr);
                            ImGui.NextColumn();
                            ImGui.TextWrapped(gameEvent.Message);

                            ImGui.NextColumn();
                        }
                        //ImGui.Separator();
                        //ImGui.Columns();
                        ImGui.EndChild();
                    }
                    if (ImGui.CollapsingHeader("Entity List"))
                    {
                        List <Entity> factionOwnedEntites = _state.SelectedSystem.GetEntitiesByFaction(_state.Faction.Guid);
                        List <string> entityNames         = new List <string>();
                        foreach (var entity in factionOwnedEntites)
                        {
                            var name = entity.GetDataBlob <NameDB>();
                            if (name != null)
                            {
                                entityNames.Add(name.GetName(_state.Faction.Guid));
                            }
                        }
                        int item = 0;
                        ImGui.ListBox("Entites", ref item, entityNames.ToArray(), entityNames.Count);
                    }
                    if (_selectedEntityState != null && _selectedEntityState.Name != null && _selectedEntity.IsValid)
                    {
                        if (ImGui.CollapsingHeader("Selected Entity: " + _state.LastClickedEntity.Name + "###NameHeader", ImGuiTreeNodeFlags.CollapsingHeader))
                        {
                            ImGui.Text(_state.LastClickedEntity.Entity.Guid.ToString());
                            if (_selectedEntity.HasDataBlob <PositionDB>())
                            {
                                var positiondb = _selectedEntity.GetDataBlob <PositionDB>();
                                var posv4      = positiondb.AbsolutePosition_AU;
                                ImGui.Text("x: " + posv4.X);
                                ImGui.Text("y: " + posv4.Y);
                                ImGui.Text("z: " + posv4.Z);
                                if (positiondb.Parent != null)
                                {
                                    ImGui.Text("Parent: " + positiondb.Parent.GetDataBlob <NameDB>().DefaultName);
                                    ImGui.Text("Dist: " + Distance.AuToKm(positiondb.RelativePosition_AU.Length()));
                                }
                            }
                            if (_selectedEntity.HasDataBlob <MassVolumeDB>())
                            {
                                if (ImGui.CollapsingHeader("MassVolumeDB: ###MassVolDBHeader", ImGuiTreeNodeFlags.CollapsingHeader))
                                {
                                    MassVolumeDB mvdb = _selectedEntity.GetDataBlob <MassVolumeDB>();
                                    ImGui.Text("Mass " + mvdb.Mass + "Kg");
                                    ImGui.Text("Volume " + mvdb.Volume + "Km^3");
                                    ImGui.Text("Density " + mvdb.Density + "g/cm^3");
                                    ImGui.Text("Radius " + mvdb.Radius + "Km");
                                }
                            }
                            if (_selectedEntity.HasDataBlob <OrbitDB>())
                            {
                                if (ImGui.Checkbox("Draw SOI", ref _drawSOI))
                                {
                                    SimpleCircle cir;
                                    if (_drawSOI)
                                    {
                                        var soiradius = OrbitProcessor.GetSOI(_selectedEntity);
                                        var colour    = new SDL2.SDL.SDL_Color()
                                        {
                                            r = 0, g = 255, b = 0, a = 100
                                        };
                                        cir = new SimpleCircle(_selectedEntity.GetDataBlob <PositionDB>(), soiradius, colour);

                                        _state.SelectedSysMapRender.UIWidgets.Add(nameof(cir), cir);
                                    }
                                    else
                                    {
                                        _state.SelectedSysMapRender.UIWidgets.Remove(nameof(cir));
                                    }
                                }

                                if (ImGui.CollapsingHeader("OrbitDB: ###OrbitDBHeader", ImGuiTreeNodeFlags.CollapsingHeader))
                                {
                                    OrbitDB orbitDB = _selectedEntity.GetDataBlob <OrbitDB>();

                                    //if (_state.CurrentSystemDateTime != lastDate)
                                    //{
                                    pos        = OrbitProcessor.GetAbsolutePosition_AU(orbitDB, _state.PrimarySystemDateTime);
                                    truAnomoly = OrbitProcessor.GetTrueAnomaly(orbitDB, _state.PrimarySystemDateTime);
                                    lastDate   = _state.PrimarySystemDateTime;
                                    //}

                                    ImGui.Text("x: " + pos.X);
                                    ImGui.Text("y: " + pos.Y);
                                    ImGui.Text("z: " + pos.Z);
                                    ImGui.Text("Eccentricity: " + orbitDB.Eccentricity);
                                    ImGui.Text("AoP:" + orbitDB.ArgumentOfPeriapsis);
                                    ImGui.Text("TrueAnomaly: " + truAnomoly);
                                    ImGui.Text("MeanMotion: " + orbitDB.MeanMotion + " in Deg/s");
                                    ImGui.Text("MeanVelocity: " + OrbitMath.MeanOrbitalVelocityInAU(orbitDB) + "Au/s");
                                    ImGui.Text("MeanVelocity: " + Distance.AuToKm(OrbitMath.MeanOrbitalVelocityInAU(orbitDB)) + "Km/s");
                                    ImGui.Text("SOI Radius: " + Distance.AuToKm(OrbitProcessor.GetSOI(_state.LastClickedEntity.Entity)));
                                    ImGui.Text("Orbital Period:" + orbitDB.OrbitalPeriod);
                                    ImGui.Text("SemiMajAxis: " + orbitDB.SemiMajorAxis);
                                    ImGui.Text("Periapsis: " + Distance.AuToKm(orbitDB.Periapsis).ToString("g3") + " Km");
                                    ImGui.Text("Appoapsis: " + Distance.AuToKm(orbitDB.Apoapsis).ToString("g3") + " Km");
                                    if (orbitDB.Parent != null)
                                    {
                                        ImGui.Text("Parent: " + orbitDB.Parent.GetDataBlob <NameDB>().DefaultName);
                                    }
                                    if (orbitDB.Children.Count > 0)
                                    {
                                        foreach (var item in orbitDB.Children)
                                        {
                                            ImGui.Text(item.GetDataBlob <NameDB>().DefaultName);
                                        }
                                    }
                                }
                            }

                            if (_selectedEntity.HasDataBlob <NewtonMoveDB>())
                            {
                                if (ImGui.Checkbox("Draw Parent SOI", ref _drawParentSOI))
                                {
                                    SimpleCircle psoi;
                                    SimpleLine   psoilin;
                                    if (_drawParentSOI)
                                    {
                                        var myPos  = _selectedEntity.GetDataBlob <PositionDB>();
                                        var parent = myPos.Parent;
                                        var pObt   = parent.GetDataBlob <OrbitDB>();
                                        var cnmve  = _selectedEntity.GetDataBlob <NewtonMoveDB>();

                                        var soiradius = OrbitProcessor.GetSOI(parent);
                                        var colour    = new SDL2.SDL.SDL_Color()
                                        {
                                            r = 0, g = 255, b = 0, a = 100
                                        };
                                        psoi = new SimpleCircle(parent.GetDataBlob <PositionDB>(), soiradius, colour);
                                        var pmass  = parent.GetDataBlob <MassVolumeDB>().Mass;
                                        var mymass = _selectedEntity.GetDataBlob <MassVolumeDB>().Mass;

                                        var    sgp          = GameConstants.Science.GravitationalConstant * (pmass + mymass) / 3.347928976e33;
                                        var    vel          = Distance.KmToAU(cnmve.CurrentVector_kms);
                                        var    cpos         = myPos.RelativePosition_AU;
                                        var    eccentVector = OrbitMath.EccentricityVector(sgp, cpos, vel);
                                        double ce           = eccentVector.Length();
                                        var    r            = cpos.Length();
                                        var    v            = vel.Length();

                                        var ca = 1 / (2 / r - Math.Pow(v, 2) / sgp);
                                        var cp = EllipseMath.SemiLatusRectum(ca, ce);

                                        var cAoP = Math.Atan2(eccentVector.Y, eccentVector.X);

                                        /*
                                         * var pa = pObt.SemiMajorAxis;
                                         * var pe = pObt.Eccentricity;
                                         * var pp = EllipseMath.SemiLatusRectum(pa, pe);
                                         */
                                        double θ = OrbitMath.AngleAtRadus(soiradius, cp, ce);
                                        θ += cAoP;

                                        var x = soiradius * Math.Cos(θ);
                                        var y = soiradius * Math.Sin(θ);
                                        psoilin = new SimpleLine(parent.GetDataBlob <PositionDB>(), new PointD()
                                        {
                                            X = x, Y = y
                                        }, colour);

                                        _state.SelectedSysMapRender.UIWidgets.Add(nameof(psoi), psoi);
                                        _state.SelectedSysMapRender.UIWidgets.Add(nameof(psoilin), psoilin);
                                    }
                                    else
                                    {
                                        _state.SelectedSysMapRender.UIWidgets.Remove(nameof(psoi));
                                        _state.SelectedSysMapRender.UIWidgets.Remove(nameof(psoilin));
                                    }
                                }
                            }

                            if (_state.LastClickedEntity.OrbitIcon != null)
                            {
                                if (ImGui.CollapsingHeader("OrbitIcon: ###OrbitIconHeader", ImGuiTreeNodeFlags.CollapsingHeader))
                                {
                                    OrbitDB orbitDB = _selectedEntity.GetDataBlob <OrbitDB>();

                                    //string startRadian = _state.LastClickedEntity.OrbitIcon._ellipseStartArcAngleRadians.ToString();
                                    //string startDegrees = Angle.ToDegrees(_state.LastClickedEntity.OrbitIcon._ellipseStartArcAngleRadians).ToString();
                                    //ImGui.Text("StartAngleRadians: " + startRadian);
                                    //ImGui.Text("StartAngleDegrees: " + startDegrees);
                                    if (ImGui.CollapsingHeader("OrbitIconLines", ImGuiTreeNodeFlags.CollapsingHeader))
                                    {
                                        var window = OrbitalDebugWindow.GetWindow(_state.LastClickedEntity);
                                        window.Display();
                                        window.Enable(true, _state);
                                    }
                                }
                            }

                            if (_selectedEntity.HasDataBlob <PropulsionAbilityDB>())
                            {
                                if (ImGui.CollapsingHeader("Propulsion: ###PropulsionHeader", ImGuiTreeNodeFlags.CollapsingHeader))
                                {
                                    PropulsionAbilityDB propulsionDB = _selectedEntity.GetDataBlob <PropulsionAbilityDB>();
                                    ImGui.Text("NonNewt Engine Power: " + propulsionDB.TotalEnginePower);
                                    ImGui.Text("Max Speed: " + propulsionDB.MaximumSpeed_MS);
                                    ImGui.Text("CurrentVector: " + propulsionDB.CurrentVectorMS);
                                    ImGui.Text("Current Speed: " + ECSLib.Vector3.Magnitude(propulsionDB.CurrentVectorMS));
                                    if (_state.LastClickedEntity.Entity.HasDataBlob <CargoStorageDB>())
                                    {
                                        var fuelsGuid = propulsionDB.FuelUsePerKM;
                                        var storage   = _state.LastClickedEntity.Entity.GetDataBlob <CargoStorageDB>();
                                        foreach (var fuelItemGuid in fuelsGuid.Keys)
                                        {
                                            var fuel = _state.Game.StaticData.GetICargoable(fuelItemGuid);
                                            ImGui.Text(fuel.Name);
                                            ImGui.SameLine();
                                            ImGui.Text(StorageSpaceProcessor.GetAmount(storage, fuel).ToString());
                                        }
                                    }
                                }
                                if (_state.LastClickedEntity.Entity.HasDataBlob <TranslateMoveDB>())
                                {
                                    var db = _state.LastClickedEntity.Entity.GetDataBlob <TranslateMoveDB>();
                                    if (ImGui.CollapsingHeader("Transit: ###TransitHeader", ImGuiTreeNodeFlags.CollapsingHeader))
                                    {
                                        ImGui.Text("EntryPoint " + db.TranslateEntryPoint_AU);
                                        ImGui.Text("ExitPoint  " + db.TranslateExitPoint_AU);
                                        ImGui.Text("EDA " + db.PredictedExitTime.ToString());
                                        double distance = Distance.DistanceBetween(db.TranslateEntryPoint_AU, db.TranslateExitPoint_AU);
                                        ImGui.Text("Distance " + distance + " AU");
                                        ImGui.SameLine();
                                        double distancekm = Distance.AuToKm(distance);
                                        ImGui.Text(distancekm.ToString() + " KM");
                                        var timeToTarget = db.PredictedExitTime - _state.PrimarySystemDateTime;
                                        ImGui.Text("Remaining TTT " + timeToTarget);
                                        var totalTime = db.PredictedExitTime - db.EntryDateTime;
                                        ImGui.Text("Total TTT  " + totalTime);
                                        double speed = ((distancekm * 1000) / totalTime.TotalSeconds);
                                        ImGui.Text("speed2 " + speed);
                                        ImGui.Text("LastDateTime: ");
                                        ImGui.Text(db.LastProcessDateTime.ToString());
                                        ImGui.Text("Time Since Last: ");
                                        var timelen = _state.PrimarySystemDateTime - db.LastProcessDateTime;
                                        ImGui.Text(timelen.ToString());
                                    }
                                }
                            }
                            if (_selectedEntity.HasDataBlob <SensorInfoDB>())
                            {
                                var actualEntity = _selectedEntity.GetDataBlob <SensorInfoDB>().DetectedEntity;
                                if (actualEntity.IsValid && actualEntity.HasDataBlob <AsteroidDamageDB>())
                                {
                                    var dmgDB = actualEntity.GetDataBlob <AsteroidDamageDB>();
                                    ImGui.Text("Remaining HP: " + dmgDB.Health.ToString());
                                }
                            }
                        }
                    }
                }
                //else IsActive = false;
                ImGui.End();
            }
            _isRunningFrame           = false;
            _dateChangeSinceLastFrame = false;
        }