static GuideStats accum_get_stats(Accum ra, Accum dec)
{
GuideStats stats = new GuideStats();
stats.rms_ra = ra.Stdev();
stats.rms_dec = dec.Stdev();
stats.peak_ra = ra.Peak();
stats.peak_dec = dec.Peak();
return(stats);
}
private void handle_event(JObject ev)
{
string e = (string)ev["Event"];
if (e == "AppState")
{
lock (m_sync)
{
AppState = (string)ev["State"];
if (is_guiding(AppState))
{
AvgDist = 0.0; // until we get a GuideStep event
}
}
}
else if (e == "Version")
{
lock (m_sync)
{
Version = (string)ev["PHDVersion"];
PHDSubver = (string)ev["PHDSubver"];
}
}
else if (e == "StartGuiding")
{
accum_active = true;
accum_ra.Reset();
accum_dec.Reset();
GuideStats stats = accum_get_stats(accum_ra, accum_dec);
lock (m_sync)
{
Stats = stats;
}
}
else if (e == "GuideStep")
{
GuideStats stats = null;
if (accum_active)
{
accum_ra.Add((double)ev["RADistanceRaw"]);
accum_dec.Add((double)ev["DECDistanceRaw"]);
stats = accum_get_stats(accum_ra, accum_dec);
}
lock (m_sync)
{
AppState = "Guiding";
AvgDist = (double)ev["AvgDist"];
if (accum_active)
{
Stats = stats;
}
}
}
else if (e == "SettleBegin")
{
accum_active = false; // exclude GuideStep messages from stats while settling
}
else if (e == "Settling")
{
SettleProgress s = new SettleProgress();
s.Done = false;
s.Distance = (double)ev["Distance"];
s.SettlePx = settle_px;
s.Time = (double)ev["Time"];
s.SettleTime = (double)ev["SettleTime"];
s.Status = 0;
lock (m_sync)
{
mSettle = s;
}
}
else if (e == "SettleDone")
{
accum_active = true;
accum_ra.Reset();
accum_dec.Reset();
GuideStats stats = accum_get_stats(accum_ra, accum_dec);
SettleProgress s = new SettleProgress();
s.Done = true;
s.Status = (int)ev["Status"];
s.Error = (string)ev["Error"];
lock (m_sync)
{
mSettle = s;
Stats = stats;
}
}
else if (e == "Paused")
{
lock (m_sync)
{
AppState = "Paused";
}
}
else if (e == "StartCalibration")
{
lock (m_sync)
{
AppState = "Calibrating";
}
}
else if (e == "LoopingExposures")
{
lock (m_sync)
{
AppState = "Looping";
}
}
else if (e == "LoopingExposuresStopped" || e == "GuidingStopped")
{
lock (m_sync)
{
AppState = "Stopped";
}
}
else if (e == "StarLost")
{
lock (m_sync)
{
AppState = "LostLock";
AvgDist = (double)ev["AvgDist"];
}
}
else
{
Debug.WriteLine(String.Format("todo: handle event {0}", e));
}
}