static void Main(string[] args)
{
// 显示版本号
Console.WriteLine("DisplayVersion: {0}", StkComponentsCore.DisplayVersion);
Console.WriteLine("Version: {0}", StkComponentsCore.Version);
// 显示当前时刻地球质心和月球质心之间的距离
DateTime now = DateTime.Now;
EarthCentralBody earth = CentralBodiesFacet.GetFromContext().Earth;
MoonCentralBody moon = CentralBodiesFacet.GetFromContext().Moon;
var vector = new VectorTrueDisplacement(earth.CenterOfMassPoint, moon.CenterOfMassPoint);
double distance = vector.GetEvaluator().Evaluate(new JulianDate(now)).Magnitude;
Console.WriteLine("当前时间：{0:yyyy-MM-dd HH:mm:ss.fff}，当前日月距离：{1:0.000}千米", now, distance / 1000);
Console.Read();
}
/// <summary>
/// Construct a default instance.
/// </summary>
public Main()
{
InitializeComponent();
m_insight3D = new Insight3D();
m_insight3D.Dock = DockStyle.Fill;
m_insight3DPanel.Controls.Add(m_insight3D);
m_defaultStart = GregorianDate.Now;
m_defaultEnd = m_defaultStart.AddDays(1);
m_animation = new SimulationAnimation();
SceneManager.Animation = m_animation;
m_display = new ServiceProviderDisplay();
m_forceModelSettings = new ForceModelSettings(s_jplData, GetDataFilePath("EarthGravityFile_EGM2008.grv"));
m_integratorSettings = new IntegratorSettings();
m_area.Text = "20";
m_mass.Text = "500";
// Create overlay toolbar and panels
m_overlayToolbar = new OverlayToolbar(m_insight3D);
m_overlayToolbar.Overlay.Origin = ScreenOverlayOrigin.BottomCenter;
// Initialize the text panel
TextureScreenOverlay textPanel = new TextureScreenOverlay(0, 0, 220, 35)
{
Origin = ScreenOverlayOrigin.TopRight,
BorderSize = 0,
BorderColor = Color.Transparent,
BorderTranslucency = 1.0f,
Color = Color.Transparent,
Translucency = 1.0f
};
SceneManager.ScreenOverlays.Add(textPanel);
m_dateTimeFont = new Font("Courier New", 12, FontStyle.Bold);
Size textSize = Insight3DHelper.MeasureString(m_defaultStart.ToString(), m_dateTimeFont);
m_textOverlay = new TextureScreenOverlay(0, 0, textSize.Width, textSize.Height)
{
Origin = ScreenOverlayOrigin.Center,
BorderSize = 0
};
textPanel.Overlays.Add(m_textOverlay);
// Show label for the moon
m_insight3D.Scene.CentralBodies[CentralBodiesFacet.GetFromContext().Moon].ShowLabel = true;
// Set the name for the element that will get propagated
m_elementID = "Satellite";
// Subscribe to the time changed event
SceneManager.TimeChanged += OnTimeChanged;
// Set the start and stop times
m_start.CustomFormat = DateFormat;
m_end.CustomFormat = DateFormat;
m_start.Text = m_defaultStart.ToString(DateFormat);
m_end.Text = m_defaultEnd.ToString(DateFormat);
m_animation.Time = m_defaultStart.ToJulianDate();
m_animation.StartTime = m_defaultStart.ToJulianDate();
m_animation.EndTime = m_defaultEnd.ToJulianDate();
// Dynamically set the camera's position and direction so that the camera will always be pointed at the daylit portion of the earth.
EarthCentralBody earth = CentralBodiesFacet.GetFromContext().Earth;
SunCentralBody sun = CentralBodiesFacet.GetFromContext().Sun;
VectorTrueDisplacement earthToSunVector = new VectorTrueDisplacement(earth.CenterOfMassPoint, sun.CenterOfMassPoint);
VectorEvaluator earthToSunEvaluator = earthToSunVector.GetEvaluator();
Cartesian earthToSunCartesian = earthToSunEvaluator.Evaluate(new JulianDate(m_defaultStart));
UnitCartesian earthToSunUnitCartesian = new UnitCartesian(earthToSunCartesian);
UnitCartesian cameraDirection = new UnitCartesian(earthToSunUnitCartesian.Invert());
Cartesian cameraPosition = new Cartesian(earthToSunUnitCartesian.X * 50000000, earthToSunUnitCartesian.Y * 50000000, earthToSunUnitCartesian.Z * 50000000);
m_insight3D.Scene.Camera.Position = cameraPosition;
m_insight3D.Scene.Camera.Direction = cameraDirection;
}
