private void createShapes() { // disable eventing, otherwise, for each line added the whole panel would get reconfigured // which would lead to a poor startup performance EventingSuspend(); // the ground is a lit surface if (m_surface == null) { List <ILArray <double> > mesh = Computation.CreateMesh(-m_max, m_max, m_lowCut, 0, m_res); m_surface = new ILLitSurface(m_panel, mesh[0], mesh[1], mesh[2], new ILColormap(Colormaps.Jet)); m_surface.Opacity = 190; Add(m_surface); } if (m_lines == null) { // we create all individual lines and save them (redundantly) for later convenient reference. // (the grid is made out of individual line shapes) List <ILArray <double> > lines = Computation.CreateLines(-m_max, m_max, m_lowCut, 0, m_res, m_gridSpacing, m_linesPositionOffset); m_lines = new List <ILLine>(); for (int i = 0; i < lines[0].Dimensions[1]; i++) { // x - grid ILLine line = new ILLine(m_panel, lines[0][null, i], lines[1][null, i], lines[2][null, i]); line.Properties.Color = m_gridProperties.Color; line.Label.Text = ""; line.Properties.Width = m_gridProperties.Width; line.CustomCenter = new ILPoint3Df(0, 0, -200); m_lines.Add(line); Add(line); // y - grid line = new ILLine(m_panel, lines[1][null, i], lines[0][null, i], lines[2][null, i]); line.Properties.Color = m_gridProperties.Color; line.Label.Text = ""; line.Properties.Width = m_gridProperties.Width; line.CustomCenter = new ILPoint3Df(0, 0, -200); m_lines.Add(line); Add(line); } } // re-enable eventing, still one shape to be added: the sphere, which will cause a reconfiguration // of the whole panel EventingResume(); // lit sphere if (m_sphere == null) { m_sphere = new ILLitSphere(m_panel, new ILPoint3Df(0, 0, 1.4f), 1.8f, Color.FromArgb(190, Color.Gold)); Add(m_sphere); m_sphere.Label.Text = ""; m_sphere.Opacity = 190; } }