private static void UpdateHSI(IHorizontalSituationIndicator hsi, IEHSI ehsi, HsiBits hsibits, FlightData fromFalcon)
{
hsi.InstrumentState.OffFlag = ((hsibits & HsiBits.HSI_OFF) == HsiBits.HSI_OFF) && !Extractor.State.OptionsFormIsShowing;
hsi.InstrumentState.MagneticHeadingDegrees = (360 + (fromFalcon.yaw / Common.Math.Constants.RADIANS_PER_DEGREE)) % 360;
ehsi.InstrumentState.NoDataFlag = ((hsibits & HsiBits.HSI_OFF) == HsiBits.HSI_OFF) && !Extractor.State.OptionsFormIsShowing;;
ehsi.InstrumentState.NoPowerFlag = ((fromFalcon.powerBits & (int)PowerBits.BusPowerBattery) != (int)PowerBits.BusPowerBattery) && !Extractor.State.OptionsFormIsShowing;
ehsi.InstrumentState.MagneticHeadingDegrees = (360 + (fromFalcon.yaw / Common.Math.Constants.RADIANS_PER_DEGREE)) % 360;
}
private static void TurnOffHSI(IHorizontalSituationIndicator hsi)
{
hsi.InstrumentState.DmeInvalidFlag = true;
hsi.InstrumentState.DeviationInvalidFlag = false;
hsi.InstrumentState.CourseDeviationLimitDegrees = 0;
hsi.InstrumentState.CourseDeviationDegrees = 0;
hsi.InstrumentState.BearingToBeaconDegrees = 0;
hsi.InstrumentState.DistanceToBeaconNauticalMiles = 0;
}
private static void UpdateHSIFlightData(IHorizontalSituationIndicator hsi, FlightData flightData, HsiBits hsibits)
{
hsi.InstrumentState.DmeInvalidFlag = ((hsibits & HsiBits.CourseWarning) == HsiBits.CourseWarning);
hsi.InstrumentState.DeviationInvalidFlag = ((hsibits & HsiBits.IlsWarning) == HsiBits.IlsWarning);
hsi.InstrumentState.CourseDeviationLimitDegrees = flightData.deviationLimit;
hsi.InstrumentState.CourseDeviationDegrees = flightData.courseDeviation;
hsi.InstrumentState.DesiredCourseDegrees = (int)flightData.desiredCourse;
hsi.InstrumentState.DesiredHeadingDegrees = (int)flightData.desiredHeading;
hsi.InstrumentState.BearingToBeaconDegrees = flightData.bearingToBeacon;
hsi.InstrumentState.DistanceToBeaconNauticalMiles = flightData.distanceToBeacon;
}
private static void UpdateHSIAndEHSICourseDeviationAndToFromFlags(IHorizontalSituationIndicator hsi, IEHSI ehsi)
{
var deviationLimitDecimalDegrees = hsi.InstrumentState.CourseDeviationLimitDegrees % 180;
var courseDeviationDecimalDegrees = hsi.InstrumentState.CourseDeviationDegrees;
bool toFlag;
bool fromFlag;
if (Math.Abs(courseDeviationDecimalDegrees) <= 90)
{
toFlag = true;
fromFlag = false;
}
else
{
toFlag = false;
fromFlag = true;
}
if (courseDeviationDecimalDegrees < -90)
{
courseDeviationDecimalDegrees = Util.AngleDelta(Math.Abs(courseDeviationDecimalDegrees), 180) % 180;
}
else if (courseDeviationDecimalDegrees > 90)
{
courseDeviationDecimalDegrees = -Util.AngleDelta(courseDeviationDecimalDegrees, 180) % 180;
}
else
{
courseDeviationDecimalDegrees = -courseDeviationDecimalDegrees;
}
if (Math.Abs(courseDeviationDecimalDegrees) > deviationLimitDecimalDegrees)
{
courseDeviationDecimalDegrees = Math.Sign(courseDeviationDecimalDegrees) * deviationLimitDecimalDegrees;
}
hsi.InstrumentState.CourseDeviationDegrees = courseDeviationDecimalDegrees;
hsi.InstrumentState.ToFlag = toFlag;
hsi.InstrumentState.FromFlag = fromFlag;
ehsi.InstrumentState.CourseDeviationDegrees = courseDeviationDecimalDegrees;
ehsi.InstrumentState.ToFlag = toFlag;
ehsi.InstrumentState.FromFlag = fromFlag;
}
private static void UpdateNavigationMode(IHorizontalSituationIndicator hsi, IEHSI ehsi, IADI adi, IISIS isis, FlightData flightData)
{
/*
* This value is called navMode and is unsigned char type with 4 possible values: ILS_TACAN = 0, and TACAN = 1,
* NAV = 2, ILS_NAV = 3
*/
byte bmsNavMode = flightData.navMode;
switch (bmsNavMode)
{
case 0: //NavModes.PlsTcn:
hsi.InstrumentState.ShowToFromFlag = false;
ehsi.InstrumentState.ShowToFromFlag = false;
ehsi.InstrumentState.InstrumentMode = InstrumentModes.PlsTacan;
break;
case 1: //NavModes.Tcn:
hsi.InstrumentState.ShowToFromFlag = true;
ehsi.InstrumentState.ShowToFromFlag = true;
ehsi.InstrumentState.InstrumentMode = InstrumentModes.Tacan;
adi.InstrumentState.ShowCommandBars = false;
isis.InstrumentState.ShowCommandBars = false;
break;
case 2: //NavModes.Nav:
hsi.InstrumentState.ShowToFromFlag = false;
ehsi.InstrumentState.ShowToFromFlag = false;
ehsi.InstrumentState.InstrumentMode = InstrumentModes.Nav;
adi.InstrumentState.ShowCommandBars = false;
isis.InstrumentState.ShowCommandBars = false;
break;
case 3: //NavModes.PlsNav:
hsi.InstrumentState.ShowToFromFlag = false;
ehsi.InstrumentState.ShowToFromFlag = false;
ehsi.InstrumentState.InstrumentMode = InstrumentModes.PlsNav;
break;
}
}
