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Changes LX200 Park to use Alt 0 Az 0. i.e. Pointing level and North

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This commit is contained in:
Colin Dawson
2022-05-06 12:14:24 +01:00
parent 7a85f7ca9e
commit a9b8a60e43
1 changed files with 90 additions and 10 deletions
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Meade.net.Telescope/Telescope.cs
+90 -10
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@@ -1750,7 +1750,8 @@ namespace ASCOM.Meade.net
else
{
Tracking = false;
SlewToCoordinates(parkedPosition.RightAscension, parkedPosition.Declination);
var parkAlt = AlignmentMode == AlignmentModes.algAltAz ? 0 : 90 - SiteLatitude;
SlewToAltAz(0, parkAlt, false);
}
//Setting park to true before sending the park command as the Autostar and Audiostar stop serial communications once the park command has been issued.
@@ -2161,12 +2162,17 @@ namespace ASCOM.Meade.net
}
public void SlewToAltAz(double azimuth, double altitude)
{
SlewToAltAz(azimuth, altitude, true);
}
public void SlewToAltAz(double azimuth, double altitude, bool polar)
{
LogMessage("SlewToAltAz", $"Az=~{azimuth} Alt={altitude}");
CheckConnected("SlewToAltAz");
CheckParked();
SlewToAltAzAsync(azimuth, altitude);
SlewToAltAzAsync(azimuth, altitude, polar);
while (Slewing) //wait for slew to complete
{
@@ -2175,6 +2181,11 @@ namespace ASCOM.Meade.net
}
public void SlewToAltAzAsync(double azimuth, double altitude)
{
SlewToAltAzAsync(azimuth, altitude, true);
}
public void SlewToAltAzAsync(double azimuth, double altitude, bool polar)
{
CheckConnected("SlewToAltAzAsync");
CheckParked();
@@ -2193,18 +2204,87 @@ namespace ASCOM.Meade.net
LogMessage("SlewToAltAzAsync", $"Az={azimuth} Alt={altitude}");
HorizonCoordinates altAz = new HorizonCoordinates { Azimuth = azimuth, Altitude = altitude };
if (polar)
{
HorizonCoordinates altAz = new HorizonCoordinates { Azimuth = azimuth, Altitude = altitude };
var utcDateTime = UTCDate;
var latitude = SiteLatitude;
var longitude = SiteLongitude;
var utcDateTime = UTCDate;
var latitude = SiteLatitude;
var longitude = SiteLongitude;
var raDec = _astroMaths.ConvertHozToEq(utcDateTime, latitude, longitude, altAz);
var raDec = _astroMaths.ConvertHozToEq(utcDateTime, latitude, longitude, altAz);
TargetRightAscension = raDec.RightAscension;
TargetDeclination = raDec.Declination;
}
else
{
TargetAltitude = altitude;
TargetAzimuth = azimuth;
}
TargetRightAscension = raDec.RightAscension;
TargetDeclination = raDec.Declination;
DoSlewAsync(polar);
}
DoSlewAsync(true);
private double TargetAltitude
{
set
{
CheckConnected("TargetAltitude");
CheckParked();
if (value < -90)
throw new ArgumentOutOfRangeException($"Target Altitude cannot be below -90.");
if (value > 90)
throw new ArgumentOutOfRangeException($"Target Altitude cannot be above 90.");
var dms = SharedResourcesWrapper.IsLongFormat ?
_utilities.DegreesToDMS(value, "*", "'", "", _digitsDe) :
_utilities.DegreesToDM(value, "*", "", _digitsDe);
var s = value < 0 ? "-" : "+";
var command = $"Sa{s}{dms}";
LogMessage("TargetAltitude Set", $"{command}");
var response = SharedResourcesWrapper.SendBool(command);
//:SasDD*MM#
// Set target object altitude to sDD*MM# or sDD*MM’SS# [LX 16”, Autostar, Autostar II]
// Returns:
// 1 Object within slew range
// 0 Object out of slew range
if (!response)
throw new InvalidOperationException("Target Altitude out of slew range.");
}
}
private double TargetAzimuth
{
set
{
CheckConnected("TargetAzimuth");
CheckParked();
if (value < 0)
throw new ArgumentOutOfRangeException($"Target Altitude cannot be below 0.");
if (value >= 360)
throw new ArgumentOutOfRangeException($"Target Altitude cannot be above 360.");
var dms = _utilities.DegreesToDM(value, "*", "", _digitsDe);
var command = $"Sz{dms}";
LogMessage("TargetAzimuth Set", $"{command}");
var response = SharedResourcesWrapper.SendBool(command);
//:SzDDD*MM#
// Sets the target Object Azimuth[LX 16” and Autostar II only]
// Returns:
// 0 – Invalid
// 1 - Valid
if (!response)
throw new InvalidOperationException("Target Azimuth out of slew range.");
}
}
private void DoSlewAsync(bool polar)