bool RMB::Parse( const SENTENCE& sentence )
{
/*
** RMB - Recommended Minimum Navigation Information
** 14
** 1 2 3 4 5 6 7 8 9 10 11 12 13|
** | | | | | | | | | | | | | |
** $--RMB,A,x.x,a,c--c,c--c,llll.ll,a,yyyyy.yy,a,x.x,x.x,x.x,A*hh<CR><LF>
**
** Field Number:
** 1) Status, V = Navigation receiver warning
** 2) Cross Track error - nautical miles
** 3) Direction to Steer, Left or Right
** 4) TO Waypoint ID
** 5) FROM Waypoint ID
** 6) Destination Waypoint Latitude
** 7) N or S
** 8) Destination Waypoint Longitude
** 9) E or W
** 10) Range to destination in nautical miles
** 11) Bearing to destination in degrees True
** 12) Destination closing velocity in knots
** 13) Arrival Status, A = Arrival Circle Entered
** 14) Checksum
*/
/*
** First we check the checksum...
*/
NMEA0183_BOOLEAN check = sentence.IsChecksumBad( 14 );
if ( check == NTrue )
{
SetErrorMessage( _T("Invalid Checksum") );
return( FALSE );
}
/*
if ( check == Unknown0183 )
{
SetErrorMessage( _T("Missing Checksum") );
return( FALSE );
}
*/
IsDataValid = sentence.Boolean( 1 );
CrossTrackError = sentence.Double( 2 );
DirectionToSteer = sentence.LeftOrRight( 3 );
From = sentence.Field( 4 );
To = sentence.Field( 5 );
DestinationPosition.Parse( 6, 7, 8, 9, sentence );
RangeToDestinationNauticalMiles = sentence.Double( 10 );
BearingToDestinationDegreesTrue = sentence.Double( 11 );
DestinationClosingVelocityKnots = sentence.Double( 12 );
IsArrivalCircleEntered = sentence.Boolean( 13 );
return( TRUE );
}
bool XTE::Parse( const SENTENCE& sentence )
{
// ASSERT_VALID( this );
wxString field_data;
/*
** XTE - Autopilot Sentence
**
** 1 2 3 4 5 6
** | | | | | |
** $--XTE,A,A,x.x,a,N*hh<CR><LF>
**
** 1) Status
** V = LORAN-C Blink or SNR warning
** V = general warning flag or other navigation systems when a reliable
** fix is not available
** 2) Status
** V = Loran-C Cycle Lock warning flag
** A = OK or not used
** 3) Cross Track Error Magnitude
** 4) Direction to steer, L or R
** 5) Cross Track Units, N = Nautical Miles
** 6) Checksum
*/
/*
** First we check the checksum...
*/
NMEA0183_BOOLEAN check = sentence.IsChecksumBad( 15 );
if ( check == NTrue )
{
SetErrorMessage( _T("Invalid Checksum") );
return( FALSE );
}
/*
** Line has already been checked for checksum validity
*/
IsLoranBlinkOK = sentence.Boolean( 1 );
IsLoranCCycleLockOK = sentence.Boolean( 2 );
CrossTrackErrorDistance = sentence.Double( 3 );
DirectionToSteer = sentence.LeftOrRight( 4 );
CrossTrackUnits = sentence.Field( 5 );
return( TRUE );
}
bool VWR::Parse( const SENTENCE& sentence )
{
// ASSERT_VALID( this );
/*
** MWV - Wind Speed and Angle
**
** 1 2 3 4 5 6 7 8
** | | | | | | | |
** $--VWR,x.x,L,x.x,N,x.x,M,x.x,K,*hh<CR><LF>
**
** 1) Wind direction magnitude in degrees
** 2) Wind direction Left/Right of bow
** 3) Speed
** 4) N = Knots
** 5) Speed
** 6) M = Meters Per Second
** 7) Speed
** 8) K = Kilometers Per Hour
** 9) Checksum
*/
/*
** First we check the checksum...
*/
if ( sentence.IsChecksumBad( 9 ) == TRUE )
{
SetErrorMessage( _T("Invalid Checksum") );
return( FALSE );
}
WindDirectionMagnitude = sentence.Double( 1 );
DirectionOfWind = sentence.LeftOrRight( 2 );
WindSpeedKnots = sentence.Double( 3 );
WindSpeedms = sentence.Double( 5 );
WindSpeedKmh = sentence.Double( 7 );
return( TRUE );
}
bool APB::Parse( const SENTENCE& sentence )
{
// ASSERT_VALID( this );
wxString field_data;
/*
** APB - Autopilot Sentence "B"
** 13 15
** 1 2 3 4 5 6 7 8 9 10 11 12| 14|
** | | | | | | | | | | | | | | |
** $--APB,A,A,x.x,a,N,A,A,x.x,a,c--c,x.x,a,x.x,a*hh<CR><LF>
**
** 1) Status
** V = LORAN-C Blink or SNR warning
** V = general warning flag or other navigation systems when a reliable
** fix is not available
** 2) Status
** V = Loran-C Cycle Lock warning flag
** A = OK or not used
** 3) Cross Track Error Magnitude
** 4) Direction to steer, L or R
** 5) Cross Track Units, N = Nautical Miles
** 6) Status
** A = Arrival Circle Entered
** 7) Status
** A = Perpendicular passed at waypoint
** 8) Bearing origin to destination
** 9) M = Magnetic, T = True
** 10) Destination Waypoint ID
** 11) Bearing, present position to Destination
** 12) M = Magnetic, T = True
** 13) Heading to steer to destination waypoint
** 14) M = Magnetic, T = True
** 15) Checksum
*/
/*
** First we check the checksum...
*/
NMEA0183_BOOLEAN check = sentence.IsChecksumBad( 15 );
if ( check == NTrue )
{
SetErrorMessage( _T("Invalid Checksum") );
return( FALSE );
}
/*
** Line has already been checked for checksum validity
*/
IsLoranBlinkOK = sentence.Boolean( 1 );
IsLoranCCycleLockOK = sentence.Boolean( 2 );
CrossTrackErrorMagnitude = sentence.Double( 3 );
DirectionToSteer = sentence.LeftOrRight( 4 );
CrossTrackUnits = sentence.Field( 5 );
IsArrivalCircleEntered = sentence.Boolean( 6 );
IsPerpendicular = sentence.Boolean( 7 );
BearingOriginToDestination = sentence.Double( 8 );
BearingOriginToDestinationUnits = sentence.Field( 9 );
To = sentence.Field( 10 );
BearingPresentPositionToDestination = sentence.Double( 11 );
BearingPresentPositionToDestinationUnits = sentence.Field( 12 );
HeadingToSteer = sentence.Double( 13 );
HeadingToSteerUnits = sentence.Field( 14 );
return( TRUE );
}