protected virtual bool CheckForSameDefinition(TwoBodyGravity other) { return((other != null) && (other.GetType() == typeof(TwoBodyGravity))); }
/// <summary> /// This will configure the entered point with all of the force models as entered in the GUI. /// </summary> /// <param name="point">The point to add the force models too.</param> /// <param name="area">The Scalar representing the area that the SRP and Drag model will see.</param> public void SetForceModelsOnPoint(PropagationNewtonianPoint point, Scalar area) { point.AppliedForces.Clear(); if (m_useSRP.Checked) { SimpleSolarRadiationForce srp = new SimpleSolarRadiationForce(point.IntegrationPoint, double.Parse(m_reflectivity.Text), area); if (m_shadowModel.SelectedItem.ToString() == DUALCONE) { srp.OccultationFactor = new ScalarOccultationDualCone(CentralBodiesFacet.GetFromContext().Sun, point.IntegrationPoint); } else if (m_shadowModel.SelectedItem.ToString() == CYLINDRICAL) { srp.OccultationFactor = new ScalarOccultationCylindrical(CentralBodiesFacet.GetFromContext().Sun, point.IntegrationPoint); } foreach (string id in m_eclipsingBodies.CheckedItems) { srp.OccultationFactor.OccludingBodies.Add(CentralBodiesFacet.GetFromContext().GetByName(id)); } point.AppliedForces.Add(srp); } if (m_useDrag.Checked) { ScalarAtmosphericDensity density = null; SolarGeophysicalData geoData = new ConstantSolarGeophysicalData(double.Parse(m_averageSolarFlux.Text), double.Parse(m_solarFlux.Text), double.Parse(m_kp.Text)); if (m_densityModel.SelectedItem.ToString() == JR) { density = new ScalarDensityJacchiaRoberts(point.IntegrationPoint, geoData); } else if (m_densityModel.SelectedItem.ToString() == MSIS86) { density = new ScalarDensityMsis86(point.IntegrationPoint, geoData); } else if (m_densityModel.SelectedItem.ToString() == MSIS90) { density = new ScalarDensityMsis90(point.IntegrationPoint, geoData); } else if (m_densityModel.SelectedItem.ToString() == MSIS2000) { density = new ScalarDensityMsis2000(point.IntegrationPoint, geoData); } AtmosphericDragForce atmo = new AtmosphericDragForce(density, new ScalarFixed(double.Parse(m_dragCoeff.Text)), area); point.AppliedForces.Add(atmo); } ThirdBodyGravity thirdGravity = new ThirdBodyGravity(point.IntegrationPoint); foreach (string item in m_thirdBodies.CheckedItems) { if (item == EARTH || item == SUN || item == MOON) { thirdGravity.AddThirdBody(item, CentralBodiesFacet.GetFromContext().GetByName(item).CenterOfMassPoint, m_gravConstants[item]); } else { thirdGravity.AddThirdBody(item, m_jplInfo.GetCenterOfMassPoint(m_nameToJplMapping[item]), m_gravConstants[item]); } } thirdGravity.CentralBody = CentralBodiesFacet.GetFromContext().GetByName(m_primaryCB.SelectedItem.ToString()); if (thirdGravity.ThirdBodies.Count > 0) { point.AppliedForces.Add(thirdGravity); } // Primary gravity string primaryCB = m_primaryCB.SelectedItem.ToString(); if (m_twoBody.Checked) { TwoBodyGravity gravity = new TwoBodyGravity(point.IntegrationPoint, CentralBodiesFacet.GetFromContext().GetByName(primaryCB), m_gravConstants[primaryCB]); point.AppliedForces.Add(gravity); } else { SphericalHarmonicsTideType tideType = SphericalHarmonicsTideType.None; if (m_tides.SelectedItem.ToString() == NOTIDES) { tideType = SphericalHarmonicsTideType.None; } else if (m_tides.SelectedItem.ToString() == PERMANENTTIDES) { tideType = SphericalHarmonicsTideType.PermanentTideOnly; } int order = int.Parse(m_order.Text); int degree = int.Parse(m_degree.Text); SphericalHarmonicGravityModel model = SphericalHarmonicGravityModel.ReadFrom(m_gravFile.Text); SphericalHarmonicGravity gravity = new SphericalHarmonicGravity(point.IntegrationPoint, new SphericalHarmonicGravityField(model, degree, order, true, tideType)); point.AppliedForces.Add(gravity); if (gravity.GravityField.CentralBody.Name != primaryCB) { throw new InvalidDataException("The central body you have selected does not match the central body in the gravity file."); } } if (primaryCB == EARTH) { point.IntegrationFrame = CentralBodiesFacet.GetFromContext().Earth.InternationalCelestialReferenceFrame; } else if (primaryCB == MOON) { point.IntegrationFrame = CentralBodiesFacet.GetFromContext().Moon.InertialFrame; } }