bool
OpenVarioDevice::POV(NMEAInputLine &line, NMEAInfo &info)
{
/*
* Type definitions:
*
* E: TE vario in m/s
* P: static pressure in hPa
* Q: dynamic pressure in Pa
* R: total pressure in hPa
* S: true airspeed in km/h
* T: temperature in deg C
*/
while (!line.IsEmpty()) {
char type = line.ReadOneChar();
if (type == '\0')
break;
fixed value;
if (!line.ReadChecked(value))
break;
switch (type) {
case 'E': {
info.ProvideTotalEnergyVario(value);
break;
}
case 'P': {
AtmosphericPressure pressure = AtmosphericPressure::HectoPascal(value);
info.ProvideStaticPressure(pressure);
break;
}
case 'Q': {
AtmosphericPressure pressure = AtmosphericPressure::Pascal(value);
info.ProvideDynamicPressure(pressure);
break;
}
case 'R': {
AtmosphericPressure pressure = AtmosphericPressure::HectoPascal(value);
info.ProvidePitotPressure(pressure);
break;
}
case 'S': {
value = Units::ToSysUnit(value, Unit::KILOMETER_PER_HOUR);
info.ProvideTrueAirspeed(value);
break;
}
case 'T': {
info.temperature = CelsiusToKelvin(value);
info.temperature_available = true;
break;
}
}
}
return true;
}
static bool
PZAN2(NMEAInputLine &line, NMEAInfo &info)
{
fixed vtas, wnet;
if (line.ReadChecked(vtas))
info.ProvideTrueAirspeed(Units::ToSysUnit(vtas, Unit::KILOMETER_PER_HOUR));
if (line.ReadChecked(wnet))
info.ProvideTotalEnergyVario((wnet - fixed(10000)) / 100);
return true;
}
static bool
PZAN2(NMEAInputLine &line, NMEAInfo &info)
{
fixed vtas, wnet;
if (line.read_checked(vtas))
info.ProvideTrueAirspeed(Units::ToSysUnit(vtas, unKiloMeterPerHour));
if (line.read_checked(wnet))
info.ProvideTotalEnergyVario((wnet - fixed(10000)) / 100);
return true;
}
/**
* $PWES0,DD,VVVV,MMMM,NNNN,BBBB,SSSS,AAAAA,QQQQQ,IIII,TTTT,UUU,CCCC*CS<CR><LF>
*/
static bool
PWES0(NMEAInputLine &line, NMEAInfo &info)
{
int i;
line.Skip(); /* device */
if (line.ReadChecked(i) && i >= -999 && i <= 999)
info.ProvideTotalEnergyVario(fixed(i) / 10);
line.Skip(); /* average vario */
if (line.ReadChecked(i) && i >= -999 && i <= 999)
info.ProvideNettoVario(fixed(i) / 10);
line.Skip(); /* average netto vario */
line.Skip(); /* speed to fly */
unsigned altitude;
if (line.ReadChecked(altitude) && altitude <= 99999)
info.ProvidePressureAltitude(fixed(altitude));
if (line.ReadChecked(altitude) && altitude <= 99999)
info.ProvideBaroAltitudeTrue(fixed(altitude));
unsigned ias, tas;
bool have_ias = line.ReadChecked(ias) && ias <= 9999;
bool have_tas = line.ReadChecked(tas) && tas <= 9999;
if (have_ias && have_tas)
info.ProvideBothAirspeeds(Units::ToSysUnit(fixed(ias) / 10,
Unit::KILOMETER_PER_HOUR),
Units::ToSysUnit(fixed(tas) / 10,
Unit::KILOMETER_PER_HOUR));
else if (!have_ias && have_tas)
info.ProvideTrueAirspeed(Units::ToSysUnit(fixed(tas) / 10,
Unit::KILOMETER_PER_HOUR));
unsigned voltage;
if (line.ReadChecked(voltage) && voltage <= 999) {
info.voltage = fixed(voltage) / 10;
info.voltage_available.Update(info.clock);
}
if (line.ReadChecked(i) && i >= -999 && i <= 999) {
info.temperature = CelsiusToKelvin(fixed(i) / 10);
info.temperature_available = true;
}
return true;
}
/**
* $PWES0,DD,VVVV,MMMM,NNNN,BBBB,SSSS,AAAAA,QQQQQ,IIII,TTTT,UUU,CCCC*CS<CR><LF>
*/
static bool
PWES0(NMEAInputLine &line, NMEAInfo &info)
{
int i, k;
line.skip(); /* device */
if (line.read_checked(i))
info.ProvideTotalEnergyVario(fixed(i) / 10);
line.skip(); /* average vario */
if (line.read_checked(i))
info.ProvideNettoVario(fixed(i) / 10);
line.skip(); /* average netto vario */
line.skip(); /* speed to fly */
if (line.read_checked(i))
info.ProvidePressureAltitude(fixed(i));
if (line.read_checked(i))
info.ProvideBaroAltitudeTrue(fixed(i));
bool have_ias = line.read_checked(i);
bool have_tas = line.read_checked(k);
if (have_ias && have_tas)
info.ProvideBothAirspeeds(Units::ToSysUnit(fixed(i) / 10,
Unit::KILOMETER_PER_HOUR),
Units::ToSysUnit(fixed(k) / 10,
Unit::KILOMETER_PER_HOUR));
else if (!have_ias && have_tas)
info.ProvideTrueAirspeed(Units::ToSysUnit(fixed(k) / 10,
Unit::KILOMETER_PER_HOUR));
if (line.read_checked(i)) {
info.voltage = fixed(i) / 10;
info.voltage_available.Update(info.clock);
}
if (line.read_checked(i)) {
info.temperature = CelsiusToKelvin(fixed(i) / 10);
info.temperature_available = true;
}
return true;
}
/**
* Parse a "$D" sentence.
*
* Example: "$D,+0,100554,+25,18,+31,,0,-356,+25,+11,115,96*6A"
*/
static bool
LeonardoParseD(NMEAInputLine &line, NMEAInfo &info)
{
double value;
// 0 = vario [dm/s]
if (line.ReadChecked(value))
info.ProvideTotalEnergyVario(value / 10);
if (line.Rest().empty())
/* short "$D" sentence ends after vario */
return true;
// 1 = air pressure [Pa]
if (line.ReadChecked(value))
info.ProvideStaticPressure(AtmosphericPressure::Pascal(value));
// 2 = netto vario [dm/s]
if (line.ReadChecked(value))
info.ProvideNettoVario(value / 10);
// 3 = airspeed [km/h]
/* XXX is that TAS or IAS? */
if (line.ReadChecked(value))
info.ProvideTrueAirspeed(Units::ToSysUnit(value, Unit::KILOMETER_PER_HOUR));
// 4 = temperature [deg C]
double oat;
info.temperature_available = line.ReadChecked(oat);
if (info.temperature_available)
info.temperature = CelsiusToKelvin(oat);
// 5 = compass [degrees]
/* XXX unsupported by XCSoar */
// 6 = optimal speed [km/h]
/* XXX unsupported by XCSoar */
// 7 = equivalent MacCready [cm/s]
/* XXX unsupported by XCSoar */
// 8 = wind speed [km/h]
/* not used here, the "$C" record repeats it together with the
direction */
return true;
}
static bool
LXWP0(NMEAInputLine &line, NMEAInfo &info)
{
/*
$LXWP0,Y,222.3,1665.5,1.71,,,,,,239,174,10.1
0 loger_stored (Y/N)
1 IAS (kph) ----> Condor uses TAS!
2 baroaltitude (m)
3-8 vario (m/s) (last 6 measurements in last second)
9 heading of plane
10 windcourse (deg)
11 windspeed (kph)
*/
line.Skip();
fixed airspeed;
bool tas_available = line.ReadChecked(airspeed);
if (tas_available && (airspeed < fixed(-50) || airspeed > fixed(250)))
/* implausible */
return false;
fixed value;
if (line.ReadChecked(value))
/* a dump on a LX7007 has confirmed that the LX sends uncorrected
altitude above 1013.25hPa here */
info.ProvidePressureAltitude(value);
if (tas_available)
/*
* Call ProvideTrueAirspeed() after ProvidePressureAltitude() to use
* the provided altitude (if available)
*/
info.ProvideTrueAirspeed(Units::ToSysUnit(airspeed, Unit::KILOMETER_PER_HOUR));
if (line.ReadChecked(value))
info.ProvideTotalEnergyVario(value);
line.Skip(6);
SpeedVector wind;
if (ReadSpeedVector(line, wind))
info.ProvideExternalWind(wind);
return true;
}
bool
NMEAParser::PTAS1(NMEAInputLine &line, NMEAInfo &info)
{
/*
* $PTAS1,xxx,yyy,zzzzz,aaa*CS<CR><LF>
*
* xxx
* CV or current vario. =vario*10+200 range 0-400(display +/-20.0 knots)
*
* yyy
* AV or average vario. =vario*10+200 range 0-400(display +/-20.0 knots)
*
* zzzzz
* Barometric altitude in feet +2000
*
* aaa
* TAS knots 0-200
*/
// Parse current vario data
fixed vario;
if (line.ReadChecked(vario)) {
// Properly convert to m/s
vario = Units::ToSysUnit((vario - fixed(200)) / 10, Unit::KNOTS);
info.ProvideTotalEnergyVario(vario);
}
// Skip average vario data
line.Skip();
// Parse barometric altitude
fixed baro_altitude;
if (line.ReadChecked(baro_altitude)) {
// Properly convert to meter
baro_altitude = Units::ToSysUnit(baro_altitude - fixed(2000), Unit::FEET);
info.ProvidePressureAltitude(baro_altitude);
}
// Parse true airspeed
fixed vtas;
if (line.ReadChecked(vtas))
info.ProvideTrueAirspeed(Units::ToSysUnit(vtas, Unit::KNOTS));
return true;
}
/**
* Parse a "$C" sentence.
*
* Example: "$C,+2025,-7,+18,+25,+29,122,314,314,0,-356,+25,45,T*3D"
*/
static bool
LeonardoParseC(NMEAInputLine &line, NMEAInfo &info)
{
double value;
// 0 = altitude [m]
if (line.ReadChecked(value))
info.ProvideBaroAltitudeTrue(value);
// 1 = vario [cm/s]
if (line.ReadChecked(value))
info.ProvideTotalEnergyVario(value / 100);
// 2 = airspeed [km/h]
/* XXX is that TAS or IAS? */
if (line.ReadChecked(value))
info.ProvideTrueAirspeed(Units::ToSysUnit(value, Unit::KILOMETER_PER_HOUR));
if (line.Rest().empty())
/* short "$C" sentence ends after airspeed */
return true;
// 3 = netto vario [dm/s]
if (line.ReadChecked(value))
info.ProvideNettoVario(value / 10);
// 4 = temperature [deg C]
double oat;
info.temperature_available = line.ReadChecked(oat);
if (info.temperature_available)
info.temperature = CelsiusToKelvin(oat);
line.Skip(5);
// 10 = wind speed [km/h]
// 11 = wind direction [degrees]
SpeedVector wind;
if (ReadSpeedVector(line, wind))
info.ProvideExternalWind(wind);
return true;
}
static bool
cLXWP0(NMEAInputLine &line, NMEAInfo &info)
{
/*
$LXWP0,Y,222.3,1665.5,1.71,,,,,,239,174,10.1
0 logger_stored (Y/N)
1 IAS (kph) ----> Condor uses TAS!
2 baroaltitude (m)
3 vario (m/s)
4-8 unknown
9 heading of plane
10 windcourse (deg)
11 windspeed (kph)
*/
line.Skip();
fixed airspeed;
bool tas_available = line.ReadChecked(airspeed);
fixed value;
if (line.ReadChecked(value))
info.ProvideBaroAltitudeTrue(value);
if (tas_available)
info.ProvideTrueAirspeed(Units::ToSysUnit(airspeed, Unit::KILOMETER_PER_HOUR));
if (line.ReadChecked(value))
info.ProvideTotalEnergyVario(value);
line.Skip(6);
SpeedVector wind;
if (ReadSpeedVector(line, wind))
info.ProvideExternalWind(wind);
return true;
}
/**
* Parses a PTAS1 sentence (Tasman Instruments proprietary).
*
* @param String Input string
* @param params Parameter array
* @param nparams Number of parameters
* @param info NMEA_INFO struct to parse into
* @return Parsing success
*/
bool
NMEAParser::PTAS1(NMEAInputLine &line, NMEAInfo &info)
{
fixed wnet;
if (line.read_checked(wnet))
info.ProvideTotalEnergyVario(Units::ToSysUnit((wnet - fixed(200)) / 10,
unKnots));
line.skip(); // average vario +200
fixed baralt;
if (line.read_checked(baralt)) {
baralt = max(fixed_zero, Units::ToSysUnit(baralt - fixed(2000), unFeet));
info.ProvidePressureAltitude(baralt);
}
fixed vtas;
if (line.read_checked(vtas))
info.ProvideTrueAirspeed(Units::ToSysUnit(vtas, unKnots));
return true;
}
/*
!w,<1>,<2>,<3>,<4>,<5>,<6>,<7>,<8>,<9>,<10>,<11>,<12>,<13>*hh<CR><LF>
<1> Vector wind direction in degrees
<2> Vector wind speed in 10ths of meters per second
<3> Vector wind age in seconds
<4> Component wind in 10ths of Meters per second + 500 (500 = 0, 495 = 0.5 m/s tailwind)
<5> True altitude in Meters + 1000
<6> Instrument QNH setting
<7> True airspeed in 100ths of Meters per second
<8> Variometer reading in 10ths of knots + 200
<9> Averager reading in 10ths of knots + 200
<10> Relative variometer reading in 10ths of knots + 200
<11> Instrument MacCready setting in 10ths of knots
<12> Instrument Ballast setting in percent of capacity
<13> Instrument Bug setting
*hh Checksum, XOR of all bytes
*/
static bool
cai_w(NMEAInputLine &line, NMEAInfo &info)
{
SpeedVector wind;
if (ReadSpeedVector(line, wind))
info.ProvideExternalWind(wind.Reciprocal());
line.skip(2);
fixed value;
if (line.read_checked(value))
info.ProvideBaroAltitudeTrue(value - fixed(1000));
if (line.read_checked(value))
info.settings.ProvideQNH(value, info.clock);
if (line.read_checked(value))
info.ProvideTrueAirspeed(value / 100);
if (line.read_checked(value))
info.ProvideTotalEnergyVario(Units::ToSysUnit((value - fixed(200)) / 10,
unKnots));
line.skip(2);
int i;
if (line.read_checked(i))
info.settings.ProvideMacCready(Units::ToSysUnit(fixed(i) / 10, unKnots),
info.clock);
if (line.read_checked(i))
info.settings.ProvideBallastFraction(fixed(i) / 100, info.clock);
if (line.read_checked(i))
info.settings.ProvideBugs(fixed(i) / 100, info.clock);
return true;
}
/**
* Parse a "$FLYSEN" sentence.
*
* @see http://www.flytec.ch/public/Special%20NMEA%20sentence.pdf
*/
bool
FlytecDevice::ParseFLYSEN(NMEAInputLine &line, NMEAInfo &info)
{
// Detect firmware/sentence version
//
// V or A in field 9 -> 3.31-
// V or A in field 10 -> 3.32+
NMEAInputLine line_copy(line);
line_copy.Skip(8);
bool has_date_field = false;
char validity = line_copy.ReadFirstChar();
if (validity != 'A' && validity != 'V') {
validity = line_copy.ReadFirstChar();
if (validity != 'A' && validity != 'V')
return false;
has_date_field = true;
}
// Date(ddmmyy), 6 Digits (only in firmware version 3.32+)
if (has_date_field)
NMEAParser::ReadDate(line, info.date_time_utc);
// Time(hhmmss), 6 Digits
fixed time;
if (NMEAParser::ReadTime(line, info.date_time_utc, time) &&
!NMEAParser::TimeHasAdvanced(time, last_time, info))
return true;
if (validity == 'V') {
// In case of V (void=not valid) GPS data should not be used.
// GPS altitude, position and speed should be ignored.
line.Skip(7);
} else {
// Latitude(ddmm.mmm), 8 Digits incl. decimal
// N (or S), 1 Digit
// Longitude(dddmm.mmm), 9 Digits inc. decimal
// E (or W), 1 Digit
GeoPoint location;
if (NMEAParser::ReadGeoPoint(line, location)) {
info.location = location;
info.location_available.Update(info.clock);
}
// Track (xxx Deg), 3 Digits
fixed track;
if (line.ReadChecked(track)) {
info.track = Angle::Degrees(track);
info.track_available.Update(info.clock);
}
// Speed over Ground (xxxxx dm/s), 5 Digits
fixed ground_speed;
if (line.ReadChecked(ground_speed)) {
info.ground_speed = ground_speed / 10;
info.ground_speed_available.Update(info.clock);
}
// GPS altitude (xxxxx meter), 5 Digits
fixed gps_altitude;
if (line.ReadChecked(gps_altitude)) {
info.gps_altitude = gps_altitude;
info.gps_altitude_available.Update(info.clock);
}
}
// Validity of 3 D fix A or V, 1 Digit
line.Skip();
// Satellites in Use (0 to 12), 2 Digits
unsigned satellites_used;
if (line.ReadChecked(satellites_used)) {
info.gps.satellites_used = satellites_used;
info.gps.satellites_used_available.Update(info.clock);
}
// Raw pressure (xxxxxx Pa), 6 Digits
fixed pressure;
if (line.ReadChecked(pressure))
info.ProvideStaticPressure(AtmosphericPressure::Pascal(pressure));
// Baro Altitude (xxxxx meter), 5 Digits (-xxxx to xxxxx) (Based on 1013.25hPa)
fixed baro_altitude;
if (line.ReadChecked(baro_altitude))
info.ProvidePressureAltitude(baro_altitude);
// Variometer (xxxx cm/s), 4 or 5 Digits (-9999 to 9999)
fixed vario;
if (line.ReadChecked(vario))
info.ProvideTotalEnergyVario(vario / 100);
// True airspeed (xxxxx dm/s), 5 Digits
fixed tas;
if (line.ReadChecked(tas))
info.ProvideTrueAirspeed(tas / 10);
// Airspeed source P or V, 1 Digit P= pitot, V = Vane wheel
line.Skip();
// Temp. PCB (xxx °C), 3 Digits
fixed pcb_temperature;
bool pcb_temperature_available = line.ReadChecked(pcb_temperature);
// Temp. Balloon Envelope (xxx °C), 3 Digits
fixed balloon_temperature;
bool balloon_temperature_available = line.ReadChecked(balloon_temperature);
if (balloon_temperature_available) {
info.temperature = CelsiusToKelvin(balloon_temperature);
info.temperature_available = true;
} else if (pcb_temperature_available) {
info.temperature = CelsiusToKelvin(pcb_temperature);
info.temperature_available = true;
}
// Battery Capacity Bank 1 (0 to 100%) 3 Digits
fixed battery_level_1;
bool battery_level_1_available = line.ReadChecked(battery_level_1);
// Battery Capacity Bank 2 (0 to 100%) 3 Digits
fixed battery_level_2;
bool battery_level_2_available = line.ReadChecked(battery_level_2);
if (battery_level_1_available) {
if (battery_level_2_available)
info.battery_level = (battery_level_1 + battery_level_2) / 2;
else
info.battery_level = battery_level_1;
info.battery_level_available.Update(info.clock);
} else if (battery_level_2_available) {
info.battery_level = battery_level_2;
info.battery_level_available.Update(info.clock);
}
// Dist. to WP (xxxxxx m), 6 Digits (Max 200000m)
// Bearing (xxx Deg), 3 Digits
// Speed to fly1 (MC0 xxxxx cm/s), 5 Digits
// Speed to fly2 (McC. xxxxx cm/s) 5 Digits
// Keypress Code (Experimental empty to 99) 2 Digits
return true;
}
bool
IgcReplay::Update(NMEAInfo &basic)
{
IGCFix fix;
while (true) {
if (!ReadPoint(fix, basic))
return false;
if (fix.time.IsPlausible())
break;
}
basic.clock = fixed(fix.time.GetSecondOfDay());
basic.alive.Update(basic.clock);
basic.ProvideTime(basic.clock);
basic.location = fix.location;
basic.location_available.Update(basic.clock);
if (fix.gps_altitude != 0) {
basic.gps_altitude = fixed(fix.gps_altitude);
basic.gps_altitude_available.Update(basic.clock);
} else
basic.gps_altitude_available.Clear();
if (fix.pressure_altitude != 0) {
basic.ProvidePressureAltitude(fixed(fix.pressure_altitude));
basic.ProvideBaroAltitudeTrue(fixed(fix.pressure_altitude));
} else {
basic.pressure_altitude_available.Clear();
basic.baro_altitude_available.Clear();
}
if (fix.enl >= 0) {
basic.engine_noise_level = fix.enl;
basic.engine_noise_level_available.Update(basic.clock);
} else
basic.engine_noise_level_available.Clear();
if (fix.trt >= 0) {
basic.track = Angle::Degrees(fixed(fix.trt));
basic.track_available.Update(basic.clock);
} else
basic.track_available.Clear();
if (fix.gsp >= 0) {
basic.ground_speed = Units::ToSysUnit(fixed(fix.gsp),
Unit::KILOMETER_PER_HOUR);
basic.ground_speed_available.Update(basic.clock);
} else
basic.ground_speed_available.Clear();
if (fix.ias >= 0) {
fixed ias = Units::ToSysUnit(fixed(fix.ias), Unit::KILOMETER_PER_HOUR);
if (fix.tas >= 0)
basic.ProvideBothAirspeeds(ias,
Units::ToSysUnit(fixed(fix.tas),
Unit::KILOMETER_PER_HOUR));
else
basic.ProvideIndicatedAirspeedWithAltitude(ias, basic.pressure_altitude);
} else if (fix.tas >= 0)
basic.ProvideTrueAirspeed(Units::ToSysUnit(fixed(fix.tas),
Unit::KILOMETER_PER_HOUR));
if (fix.siu >= 0) {
basic.gps.satellites_used = fix.siu;
basic.gps.satellites_used_available.Update(basic.clock);
}
basic.gps.real = false;
basic.gps.replay = true;
basic.gps.simulator = false;
return true;
}
