//! Update Labels
/*!
* \param
* \return
*/
private void staDataGridView_SelectionChanged_1(object sender, EventArgs e)
{
try
{
Ground.Station st = _MainDataBase.getStationFromDB(
staDataGridView.SelectedRows[0].Cells[0].Value.ToString());
label20.Text = st.getName();
label56.Text = st.getLongitude().ToString();
label55.Text = st.getLatitude().ToString();
label54.Text = st.getHeight().ToString() + " m";
label53.Text = st.getNrOfAntennas().ToString();
Pen penSelected = new Pen(Color.Red, 4);
Image image = new Bitmap(imgStation);
Point p = st.getGeoCoordinate().toPoint(image.Width, image.Height);
using (var graphics = Graphics.FromImage(image))
{
graphics.DrawRectangle(penSelected, p.X - 10, p.Y - 10, 20, 20);
}
pictureBox3.Image = image;
}
catch
{
label20.Text = " -- ";
}
}
//! Calculate ContactWindows for satellite and groundstations
/*!
* \param Station to calcuate if satellite is in View
* \param TimeDate start time
* \param List<Sgp4Data> satellite position vector
* \param string name of the satellite
* \param double tick in witch time is increased by each step
* \return List<contactWindow>
*/
public void calcContactWindows()
{
One_Sgp4.EpochTime starttime = new One_Sgp4.EpochTime(_time);
bool visible = false;
ContactWindow window = null;
double minElevation = _station.getMinElevation();
for (int i = 0; i < _satPosData.Count(); i++)
{
double lsr = starttime.getLocalSiderealTime(_station.getLongitude());
Structs.point3D groundLocation = _station.getEci(lsr);
Structs.point3D v = new Structs.point3D();
v.x = _satPosData[i].getX() - groundLocation.x;
v.y = _satPosData[i].getY() - groundLocation.y;
v.z = _satPosData[i].getZ() - groundLocation.z;
double r_lat = _station.getLatitude() * Constants.toRadians;
double sin_lat = Math.Sin(r_lat);
double cos_lat = Math.Cos(r_lat);
double sin_srt = Math.Sin(lsr);
double cos_srt = Math.Cos(lsr);
double rs = sin_lat * cos_srt * v.x
+ sin_lat * sin_srt * v.y
- cos_lat * v.z;
double re = -sin_srt * v.x
+ cos_srt * v.y;
double rz = cos_lat * cos_srt * v.x
+ cos_lat * sin_srt * v.y + sin_lat * v.z;
double range = Math.Sqrt(rs * rs + re * re + rz * rz);
double elevation = Math.Asin(rz / range);
double azimuth = Math.Atan(-re / rs);
if (rs > 0.0)
{
azimuth += Constants.pi;
}
if (azimuth < 0.0)
{
azimuth += Constants.twoPi;
}
if (elevation >= minElevation)
{
if (visible == false)
{
window = new ContactWindow(_satName, _station.getName());
window.setStartTime(starttime);
}
TrackingData testTrack = new TrackingData(azimuth,
elevation, range, starttime.ToString());
window.addTrackingData(testTrack);
visible = true;
}
else
{
if (visible == true)
{
window.setStopTime(starttime);
results.Add(window);
}
visible = false;
}
azimuth = azimuth * Constants.toDegrees;
starttime.addTick(_tick);
}
}
