public void UpdateTargetDate(TargetXDescriptor varTgt)
{
var newTgt = new XElement(TargetListRecordX,
new XElement(NameX, varTgt.Name,
new XElement(RAX, varTgt.RA.ToString()),
new XElement(DecX, varTgt.Dec.ToString()),
new XElement(FilterX, varTgt.Filter.ToString()),
new XElement(LastDateX, varTgt.LastImagingDate.ToString())));
Configuration cfg = new Configuration();
//Load xml list and update data on target
XElement acnL = XElement.Load(cfg.TargetListPath);
acnL.Elements(TargetListRecordX).FirstOrDefault(t => ((string)t.Element(NameX) == varTgt.Name) && (string)t.Element(FilterX) == varTgt.Filter.ToString()).SetElementValue(LastDateX, DateTime.Now.ToString());
//acnT.Element(VariableTargetLastDateX).ReplaceWith(new XElement(VariableTargetLastDateX, DateTime.Now.ToString()));
acnL.Save(cfg.TargetListPath);
return;
}
public TargetXDescriptor NextClosestTarget(double az, double alt)
{
//Sets the first target for the session at alt/az and gets the closest target
sky6Utils tsxu = new sky6Utils();
tsxu.ConvertAzAltToRADec(az, alt);
double ra = (double)tsxu.dOut0;
double dec = (double)tsxu.dOut1;
XElement bogusTargetX = new XElement(TargetListRecordX,
new XElement(NameX, "Bogus"),
new XElement(RAX, ra.ToString()),
new XElement(DecX, dec.ToString()),
new XElement(FilterX, "0"),
new XElement(LastDateX, DateTime.Now));
TargetXDescriptor bogusTarget = new TargetXDescriptor(bogusTargetX);
TargetXDescriptor firstTgt = NextClosestTarget(bogusTarget);
return(firstTgt);
}
public TargetXDescriptor NextClosestTarget(TargetXDescriptor lastTgt)
{
// Gets the next target for targeting
// Based on finding the closest target to the last target
// that is above the minimum altitude
// Note that a target with a different filter is a separate entry
// such that multiple filters can be taken on the same session.
{
//Set access to configuration information about minimum altitude
Configuration cfg = new Configuration();
double minAlt = Convert.ToDouble(cfg.MinAltitude);
double minRetake = Convert.ToDouble(cfg.MinRetakeInterval);
DateTime lastTime = DateTime.Now;
double minSeparation = 1000.0;
foreach (XElement tDesc in targetListRecordX.Elements())
{
TargetXDescriptor xTarget = new TargetXDescriptor(tDesc);
if (lastTime.Date - xTarget.LastImagingDate.Date > TimeSpan.FromHours(minRetake))
{
if (IsUp(xTarget.RA, xTarget.Dec, minAlt))
{
double targetSeparation = TargetSeparation(lastTgt.RA, lastTgt.Dec, xTarget.RA, xTarget.Dec);
if (targetSeparation < minSeparation)
{
lastTgt = xTarget;
minSeparation = targetSeparation;
}
}
}
}
////By now, either we have a target name or not. Make sure the calling function checks for a null name.
return(lastTgt);
}
}
