//! Open and Load saved scheduling data
/*!
* \param string path to Load file
* \param Main Form to update loading bar
*/
public static ContactWindowsVector loadFile(string filepath, Main f)
{
Thread.CurrentThread.CurrentCulture = System.Globalization.CultureInfo.GetCultureInfo("en-US");
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(filepath);
XmlNodeList dataNodes = xmlDoc.SelectNodes("//Contacts/ContactWindow");
f.setProgressBar(dataNodes.Count);
int startYear = Int32.Parse(xmlDoc.SelectSingleNode("//Contacts/StartYear").InnerText);
double startEpoch = double.Parse(xmlDoc.SelectSingleNode("//Contacts/StartEpoch").InnerText);
int stopYear = Int32.Parse(xmlDoc.SelectSingleNode("//Contacts/StopYear").InnerText);
double stopEpoch = double.Parse(xmlDoc.SelectSingleNode("//Contacts/StopEpoch").InnerText);
One_Sgp4.EpochTime start = new One_Sgp4.EpochTime(startYear, startEpoch);
One_Sgp4.EpochTime stop = new One_Sgp4.EpochTime(stopYear, stopEpoch);
ContactWindowsVector saved = new ContactWindowsVector();
saved.setStartTime(start);
saved.setStopTime(stop);
int count = 0;
foreach (XmlNode node in dataNodes)
{
string sa = node.SelectSingleNode("SatName").InnerText;
string st = node.SelectSingleNode("StaName").InnerText;
int year = Int32.Parse(node.SelectSingleNode("StartYear").InnerText);
double epoch = double.Parse(node.SelectSingleNode("StartTime").InnerText);
ContactWindow cw = new ContactWindow(sa, st);
One_Sgp4.EpochTime starttime = new One_Sgp4.EpochTime(year, epoch);
cw.setStartTime(starttime);
year = Int32.Parse(node.SelectSingleNode("StopYear").InnerText);
epoch = double.Parse(node.SelectSingleNode("StopTime").InnerText);
One_Sgp4.EpochTime stoptime = new One_Sgp4.EpochTime(year, epoch);
cw.setStopTime(stoptime);
if (node.SelectSingleNode("Scheduled").InnerText != "False")
{
cw.setSheduled();
}
cw.setExclusion(bool.Parse(node.SelectSingleNode("Scheduled").InnerText));
cw.setID(Guid.Parse(node.SelectSingleNode("ID").InnerText));
cw.setRequestID(Guid.Parse(node.SelectSingleNode("RequID").InnerText));
cw.setPriority(Global.Funktions.ParseEnum <Global.Structs.priority>(node.SelectSingleNode("Priority").InnerText));
XmlNodeList children = node.SelectNodes("TrackingData/Data");
foreach (XmlNode childNode in children)
{
double azi = double.Parse(childNode.SelectSingleNode("Azimuth").InnerText);
double ele = double.Parse(childNode.SelectSingleNode("Elevation").InnerText);
double ran = double.Parse(childNode.SelectSingleNode("Range").InnerText);
double ranR = double.Parse(childNode.SelectSingleNode("RangeRate").InnerText);
string time = childNode.SelectSingleNode("TimeStamp").InnerText;
TrackingData td = new TrackingData(azi, ele, ran, time);
cw.addTrackingData(td);
}
f.updateProgressBar(count++);
System.Windows.Forms.Application.DoEvents();
saved.add(cw);
}
f.resetProgressBar();
return(saved);
}
//! 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);
}
}