}
}
-static void tieSGGeod(SGPropertyNode* aNode, SGGeod& aRef,
- const char* lonStr, const char* latStr, const char* altStr)
-{
- aNode->tie(lonStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getLongitudeDeg, &SGGeod::setLongitudeDeg));
- aNode->tie(latStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getLatitudeDeg, &SGGeod::setLatitudeDeg));
-
- if (altStr) {
- aNode->tie(altStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getElevationFt, &SGGeod::setElevationFt));
- }
-}
-
-static void tieSGGeodReadOnly(SGPropertyNode* aNode, SGGeod& aRef,
- const char* lonStr, const char* latStr, const char* altStr)
-{
- aNode->tie(lonStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getLongitudeDeg, NULL));
- aNode->tie(latStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getLatitudeDeg, NULL));
-
- if (altStr) {
- aNode->tie(altStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getElevationFt, NULL));
- }
-}
-
static const char* makeTTWString(double TTW)
{
if ((TTW <= 0.0) || (TTW >= 356400.5)) { // 99 hours
GPS::Config::Config() :
_enableTurnAnticipation(true),
_turnRate(3.0), // degrees-per-second, so 180 degree turn takes 60 seconds
- _overflightArmDistance(0.5),
+ _overflightArmDistance(1.0),
_waypointAlertTime(30.0),
- _tuneRadio1ToRefVor(false),
_minRunwayLengthFt(0.0),
_requireHardSurface(true),
- _cdiMaxDeflectionNm(-1), // default to angular mode
- _driveAutopilot(true)
+ _cdiMaxDeflectionNm(3.0), // linear mode, 3nm at the peg
+ _driveAutopilot(true),
+ _courseSelectable(false)
{
_enableTurnAnticipation = false;
- _extCourseSource = fgGetNode("/instrumentation/nav[0]/radials/selected-deg", true);
-}
-
-void GPS::Config::init(SGPropertyNode* aCfgNode)
-{
- aCfgNode->tie("turn-rate-deg-sec", SGRawValuePointer<double>(&_turnRate));
- aCfgNode->tie("turn-anticipation", SGRawValuePointer<bool>(&_enableTurnAnticipation));
- aCfgNode->tie("wpt-alert-time", SGRawValuePointer<double>(&_waypointAlertTime));
- aCfgNode->tie("tune-nav-radio-to-ref-vor", SGRawValuePointer<bool>(&_tuneRadio1ToRefVor));
- aCfgNode->tie("min-runway-length-ft", SGRawValuePointer<double>(&_minRunwayLengthFt));
- aCfgNode->tie("hard-surface-runways-only", SGRawValuePointer<bool>(&_requireHardSurface));
-
- aCfgNode->tie("course-source", SGRawValueMethods<GPS::Config, const char*>
- (*this, &GPS::Config::getCourseSource, &GPS::Config::setCourseSource));
-
- aCfgNode->tie("cdi-max-deflection-nm", SGRawValuePointer<double>(&_cdiMaxDeflectionNm));
- aCfgNode->tie("drive-autopilot", SGRawValuePointer<bool>(&_driveAutopilot));
-}
-
-const char*
-GPS::Config::getCourseSource() const
-{
- if (!_extCourseSource) {
- return "";
- }
-
- return _extCourseSource->getPath(true);
-}
-
-void
-GPS::Config::setCourseSource(const char* aPath)
-{
- SGPropertyNode* nd = fgGetNode(aPath, false);
- if (!nd) {
- SG_LOG(SG_INSTR, SG_WARN, "couldn't find course source at:" << aPath);
- _extCourseSource = NULL;
- }
-
- _extCourseSource = nd;
}
-double
-GPS::Config::getExternalCourse() const
+void GPS::Config::bind(GPS* aOwner, SGPropertyNode* aCfg)
{
- if (!_extCourseSource) {
- return 0.0;
- }
-
- return _extCourseSource->getDoubleValue();
+ aOwner->tie(aCfg, "turn-rate-deg-sec", SGRawValuePointer<double>(&_turnRate));
+ aOwner->tie(aCfg, "turn-anticipation", SGRawValuePointer<bool>(&_enableTurnAnticipation));
+ aOwner->tie(aCfg, "wpt-alert-time", SGRawValuePointer<double>(&_waypointAlertTime));
+ aOwner->tie(aCfg, "min-runway-length-ft", SGRawValuePointer<double>(&_minRunwayLengthFt));
+ aOwner->tie(aCfg, "hard-surface-runways-only", SGRawValuePointer<bool>(&_requireHardSurface));
+ aOwner->tie(aCfg, "cdi-max-deflection-nm", SGRawValuePointer<double>(&_cdiMaxDeflectionNm));
+ aOwner->tie(aCfg, "drive-autopilot", SGRawValuePointer<bool>(&_driveAutopilot));
+ aOwner->tie(aCfg, "course-selectable", SGRawValuePointer<bool>(&_courseSelectable));
}
-
-void
-GPS::Config::setExternalCourse(double aCourseDeg)
-{
- if (!_extCourseSource) {
- return;
- }
- _extCourseSource->setDoubleValue(aCourseDeg);
-}
-
////////////////////////////////////////////////////////////////////////////
GPS::GPS ( SGPropertyNode *node) :
_selectedCourse(0.0),
+ _desiredCourse(0.0),
_dataValid(false),
_lastPosValid(false),
_mode("init"),
_name(node->getStringValue("name", "gps")),
_num(node->getIntValue("number", 0)),
+ _searchResultsCached(false),
_computeTurnData(false),
_anticipateTurn(false),
_inTurn(false)
{
+ string branch = "/instrumentation/" + _name;
+ _gpsNode = fgGetNode(branch.c_str(), _num, true );
+ _scratchNode = _gpsNode->getChild("scratch", 0, true);
}
GPS::~GPS ()
void
GPS::init ()
{
- _routeMgr = (FGRouteMgr*) globals->get_subsystem("route-manager");
- assert(_routeMgr);
+ _routeMgr = (FGRouteMgr*) globals->get_subsystem("route-manager");
+ assert(_routeMgr);
- string branch;
- branch = "/instrumentation/" + _name;
-
- SGPropertyNode *node = fgGetNode(branch.c_str(), _num, true );
- _config.init(node->getChild("config", 0, true));
-
_position.init("/position/longitude-deg", "/position/latitude-deg", "/position/altitude-ft");
_magvar_node = fgGetNode("/environment/magnetic-variation-deg", true);
- _serviceable_node = node->getChild("serviceable", 0, true);
+ _serviceable_node = _gpsNode->getChild("serviceable", 0, true);
_serviceable_node->setBoolValue(true);
_electrical_node = fgGetNode("/systems/electrical/outputs/gps", true);
// basic GPS outputs
- node->tie("selected-course-deg", SGRawValueMethods<GPS, double>(*this, &GPS::getSelectedCourse, NULL));
-
- _raim_node = node->getChild("raim", 0, true);
-
- tieSGGeodReadOnly(node, _indicated_pos, "indicated-longitude-deg",
- "indicated-latitude-deg", "indicated-altitude-ft");
-
- node->tie("indicated-vertical-speed", SGRawValueMethods<GPS, double>
- (*this, &GPS::getVerticalSpeed, NULL));
- node->tie("indicated-track-true-deg", SGRawValueMethods<GPS, double>
- (*this, &GPS::getTrueTrack, NULL));
- node->tie("indicated-track-magnetic-deg", SGRawValueMethods<GPS, double>
- (*this, &GPS::getMagTrack, NULL));
- node->tie("indicated-ground-speed-kt", SGRawValueMethods<GPS, double>
- (*this, &GPS::getGroundspeedKts, NULL));
-
- _odometer_node = node->getChild("odometer", 0, true);
- _trip_odometer_node = node->getChild("trip-odometer", 0, true);
- _true_bug_error_node = node->getChild("true-bug-error-deg", 0, true);
- _magnetic_bug_error_node = node->getChild("magnetic-bug-error-deg", 0, true);
-
-// command system
- node->tie("mode", SGRawValueMethods<GPS, const char*>(*this, &GPS::getMode, NULL));
- node->tie("command", SGRawValueMethods<GPS, const char*>(*this, &GPS::getCommand, &GPS::setCommand));
-
- _scratchNode = node->getChild("scratch", 0, true);
- tieSGGeod(_scratchNode, _scratchPos, "longitude-deg", "latitude-deg", "altitude-ft");
- _scratchNode->tie("valid", SGRawValueMethods<GPS, bool>(*this, &GPS::getScratchValid, NULL));
- _scratchNode->tie("distance-nm", SGRawValueMethods<GPS, double>(*this, &GPS::getScratchDistance, NULL));
- _scratchNode->tie("true-bearing-deg", SGRawValueMethods<GPS, double>(*this, &GPS::getScratchTrueBearing, NULL));
- _scratchNode->tie("mag-bearing-deg", SGRawValueMethods<GPS, double>(*this, &GPS::getScratchMagBearing, NULL));
- _scratchNode->tie("has-next", SGRawValueMethods<GPS, bool>(*this, &GPS::getScratchHasNext, NULL));
- _scratchValid = false;
-
-// waypoint data (including various historical things)
- SGPropertyNode *wp_node = node->getChild("wp", 0, true);
- SGPropertyNode *wp0_node = wp_node->getChild("wp", 0, true);
+ _raim_node = _gpsNode->getChild("raim", 0, true);
+ _odometer_node = _gpsNode->getChild("odometer", 0, true);
+ _trip_odometer_node = _gpsNode->getChild("trip-odometer", 0, true);
+ _true_bug_error_node = _gpsNode->getChild("true-bug-error-deg", 0, true);
+ _magnetic_bug_error_node = _gpsNode->getChild("magnetic-bug-error-deg", 0, true);
+ _eastWestVelocity = _gpsNode->getChild("ew-velocity-msec", 0, true);
+ _northSouthVelocity = _gpsNode->getChild("ns-velocity-msec", 0, true);
+
+// waypoints
+ SGPropertyNode *wp_node = _gpsNode->getChild("wp", 0, true);
SGPropertyNode *wp1_node = wp_node->getChild("wp", 1, true);
- tieSGGeodReadOnly(wp0_node, _wp0_position, "longitude-deg", "latitude-deg", "altitude-ft");
- wp0_node->tie("ID", SGRawValueMethods<GPS, const char*>
- (*this, &GPS::getWP0Ident, NULL));
- wp0_node->tie("name", SGRawValueMethods<GPS, const char*>
- (*this, &GPS::getWP0Name, NULL));
-
- tieSGGeodReadOnly(wp1_node, _wp1_position, "longitude-deg", "latitude-deg", "altitude-ft");
- wp1_node->tie("ID", SGRawValueMethods<GPS, const char*>
- (*this, &GPS::getWP1Ident, NULL));
- wp1_node->tie("name", SGRawValueMethods<GPS, const char*>
- (*this, &GPS::getWP1Name, NULL));
-
// for compatability, alias selected course down to wp/wp[1]/desired-course-deg
SGPropertyNode* wp1Crs = wp1_node->getChild("desired-course-deg", 0, true);
- wp1Crs->alias(node->getChild("selected-course-deg"));
+ wp1Crs->alias(_gpsNode->getChild("desired-course-deg", 0, true));
// _true_wp1_bearing_error_node =
// wp1_node->getChild("true-bearing-error-deg", 0, true);
// _magnetic_wp1_bearing_error_node =
// wp1_node->getChild("magnetic-bearing-error-deg", 0, true);
- wp1_node->tie("distance-nm", SGRawValueMethods<GPS, double>
- (*this, &GPS::getWP1Distance, NULL));
- wp1_node->tie("bearing-true-deg", SGRawValueMethods<GPS, double>
- (*this, &GPS::getWP1Bearing, NULL));
- wp1_node->tie("bearing-mag-deg", SGRawValueMethods<GPS, double>
- (*this, &GPS::getWP1MagBearing, NULL));
- wp1_node->tie("TTW-sec", SGRawValueMethods<GPS, double>
- (*this, &GPS::getWP1TTW, NULL));
- wp1_node->tie("TTW", SGRawValueMethods<GPS, const char*>
- (*this, &GPS::getWP1TTWString, NULL));
-
- wp1_node->tie("course-deviation-deg", SGRawValueMethods<GPS, double>
- (*this, &GPS::getWP1CourseDeviation, NULL));
- wp1_node->tie("course-error-nm", SGRawValueMethods<GPS, double>
- (*this, &GPS::getWP1CourseErrorNm, NULL));
- wp1_node->tie("to-flag", SGRawValueMethods<GPS, bool>
- (*this, &GPS::getWP1ToFlag, NULL));
- wp1_node->tie("from-flag", SGRawValueMethods<GPS, bool>
- (*this, &GPS::getWP1FromFlag, NULL));
-
- _tracking_bug_node = node->getChild("tracking-bug", 0, true);
+ _tracking_bug_node = _gpsNode->getChild("tracking-bug", 0, true);
-// leg properties (only valid in DTO/LEG modes, not OBS)
- wp_node->tie("leg-distance-nm", SGRawValueMethods<GPS, double>(*this, &GPS::getLegDistance, NULL));
- wp_node->tie("leg-true-course-deg", SGRawValueMethods<GPS, double>(*this, &GPS::getLegCourse, NULL));
- wp_node->tie("leg-mag-course-deg", SGRawValueMethods<GPS, double>(*this, &GPS::getLegMagCourse, NULL));
- wp_node->tie("alt-dist-ratio", SGRawValueMethods<GPS, double>(*this, &GPS::getAltDistanceRatio, NULL));
-
// reference navid
- SGPropertyNode_ptr ref_navaid = node->getChild("ref-navaid", 0, true);
+ SGPropertyNode_ptr ref_navaid = _gpsNode->getChild("ref-navaid", 0, true);
_ref_navaid_id_node = ref_navaid->getChild("id", 0, true);
_ref_navaid_name_node = ref_navaid->getChild("name", 0, true);
_ref_navaid_bearing_node = ref_navaid->getChild("bearing-deg", 0, true);
// route properties
// should these move to the route manager?
- _routeDistanceNm = node->getChild("route-distance-nm", 0, true);
- _routeETE = node->getChild("ETE", 0, true);
+ _routeDistanceNm = _gpsNode->getChild("route-distance-nm", 0, true);
+ _routeETE = _gpsNode->getChild("ETE", 0, true);
_routeEditedSignal = fgGetNode("/autopilot/route-manager/signals/edited", true);
_routeFinishedSignal = fgGetNode("/autopilot/route-manager/signals/finished", true);
_routeFinishedSignal->addChangeListener(_listener);
// navradio slaving properties
- node->tie("cdi-deflection", SGRawValueMethods<GPS,double>
- (*this, &GPS::getCDIDeflection));
-
- SGPropertyNode* toFlag = node->getChild("to-flag", 0, true);
+ SGPropertyNode* toFlag = _gpsNode->getChild("to-flag", 0, true);
toFlag->alias(wp1_node->getChild("to-flag"));
- SGPropertyNode* fromFlag = node->getChild("from-flag", 0, true);
+ SGPropertyNode* fromFlag = _gpsNode->getChild("from-flag", 0, true);
fromFlag->alias(wp1_node->getChild("from-flag"));
-
// autopilot drive properties
+ _apDrivingFlag = fgGetNode("/autopilot/settings/gps-driving-true-heading", true);
_apTrueHeading = fgGetNode("/autopilot/settings/true-heading-deg",true);
_apTargetAltitudeFt = fgGetNode("/autopilot/settings/target-altitude-ft", true);
_apAltitudeLock = fgGetNode("/autopilot/locks/altitude", true);
}
// last thing, add the deprecated prop watcher
- new DeprecatedPropListener(node);
+ new DeprecatedPropListener(_gpsNode);
clearOutput();
}
+void
+GPS::bind()
+{
+ _config.bind(this, _gpsNode->getChild("config", 0, true));
+// basic GPS outputs
+ tie(_gpsNode, "selected-course-deg", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getSelectedCourse, &GPS::setSelectedCourse));
+
+ tie(_gpsNode, "desired-course-deg", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getDesiredCourse, NULL));
+ _desiredCourseNode = _gpsNode->getChild("desired-course-deg");
+
+ tieSGGeodReadOnly(_gpsNode, _indicated_pos, "indicated-longitude-deg",
+ "indicated-latitude-deg", "indicated-altitude-ft");
+
+ tie(_gpsNode, "indicated-vertical-speed", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getVerticalSpeed, NULL));
+ tie(_gpsNode, "indicated-track-true-deg", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getTrueTrack, NULL));
+ tie(_gpsNode, "indicated-track-magnetic-deg", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getMagTrack, NULL));
+ tie(_gpsNode, "indicated-ground-speed-kt", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getGroundspeedKts, NULL));
+
+// command system
+ tie(_gpsNode, "mode", SGRawValueMethods<GPS, const char*>(*this, &GPS::getMode, NULL));
+ tie(_gpsNode, "command", SGRawValueMethods<GPS, const char*>(*this, &GPS::getCommand, &GPS::setCommand));
+
+ tieSGGeod(_scratchNode, _scratchPos, "longitude-deg", "latitude-deg", "altitude-ft");
+ tie(_scratchNode, "valid", SGRawValueMethods<GPS, bool>(*this, &GPS::getScratchValid, NULL));
+ tie(_scratchNode, "distance-nm", SGRawValueMethods<GPS, double>(*this, &GPS::getScratchDistance, NULL));
+ tie(_scratchNode, "true-bearing-deg", SGRawValueMethods<GPS, double>(*this, &GPS::getScratchTrueBearing, NULL));
+ tie(_scratchNode, "mag-bearing-deg", SGRawValueMethods<GPS, double>(*this, &GPS::getScratchMagBearing, NULL));
+ tie(_scratchNode, "has-next", SGRawValueMethods<GPS, bool>(*this, &GPS::getScratchHasNext, NULL));
+ _scratchValid = false;
+
+// waypoint data (including various historical things)
+ SGPropertyNode *wp_node = _gpsNode->getChild("wp", 0, true);
+ SGPropertyNode *wp0_node = wp_node->getChild("wp", 0, true);
+ SGPropertyNode *wp1_node = wp_node->getChild("wp", 1, true);
+
+ tieSGGeodReadOnly(wp0_node, _wp0_position, "longitude-deg", "latitude-deg", "altitude-ft");
+ tie(wp0_node, "ID", SGRawValueMethods<GPS, const char*>
+ (*this, &GPS::getWP0Ident, NULL));
+ tie(wp0_node, "name", SGRawValueMethods<GPS, const char*>
+ (*this, &GPS::getWP0Name, NULL));
+
+ tieSGGeodReadOnly(wp1_node, _wp1_position, "longitude-deg", "latitude-deg", "altitude-ft");
+ tie(wp1_node, "ID", SGRawValueMethods<GPS, const char*>
+ (*this, &GPS::getWP1Ident, NULL));
+ tie(wp1_node, "name", SGRawValueMethods<GPS, const char*>
+ (*this, &GPS::getWP1Name, NULL));
+
+ tie(wp1_node, "distance-nm", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getWP1Distance, NULL));
+ tie(wp1_node, "bearing-true-deg", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getWP1Bearing, NULL));
+ tie(wp1_node, "bearing-mag-deg", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getWP1MagBearing, NULL));
+ tie(wp1_node, "TTW-sec", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getWP1TTW, NULL));
+ tie(wp1_node, "TTW", SGRawValueMethods<GPS, const char*>
+ (*this, &GPS::getWP1TTWString, NULL));
+
+ tie(wp1_node, "course-deviation-deg", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getWP1CourseDeviation, NULL));
+ tie(wp1_node, "course-error-nm", SGRawValueMethods<GPS, double>
+ (*this, &GPS::getWP1CourseErrorNm, NULL));
+ tie(wp1_node, "to-flag", SGRawValueMethods<GPS, bool>
+ (*this, &GPS::getWP1ToFlag, NULL));
+ tie(wp1_node, "from-flag", SGRawValueMethods<GPS, bool>
+ (*this, &GPS::getWP1FromFlag, NULL));
+
+// leg properties (only valid in DTO/LEG modes, not OBS)
+ tie(wp_node, "leg-distance-nm", SGRawValueMethods<GPS, double>(*this, &GPS::getLegDistance, NULL));
+ tie(wp_node, "leg-true-course-deg", SGRawValueMethods<GPS, double>(*this, &GPS::getLegCourse, NULL));
+ tie(wp_node, "leg-mag-course-deg", SGRawValueMethods<GPS, double>(*this, &GPS::getLegMagCourse, NULL));
+ tie(wp_node, "alt-dist-ratio", SGRawValueMethods<GPS, double>(*this, &GPS::getAltDistanceRatio, NULL));
+
+// navradio slaving properties
+ tie(_gpsNode, "cdi-deflection", SGRawValueMethods<GPS,double>
+ (*this, &GPS::getCDIDeflection));
+}
+
+void
+GPS::unbind()
+{
+ for (unsigned int t=0; t<_tiedNodes.size(); ++t) {
+ _tiedNodes[t]->untie();
+ }
+ _tiedNodes.clear();
+}
+
void
GPS::clearOutput()
{
_indicated_pos = SGGeod();
_last_vertical_speed = 0.0;
_last_true_track = 0.0;
+ _lastEWVelocity = _lastNSVelocity = 0.0;
_raim_node->setDoubleValue(0.0);
_indicated_pos = SGGeod();
_tracking_bug_node->setDoubleValue(0);
_true_bug_error_node->setDoubleValue(0);
_magnetic_bug_error_node->setDoubleValue(0);
+ _northSouthVelocity->setDoubleValue(0.0);
+ _eastWestVelocity->setDoubleValue(0.0);
}
void
updateBasicData(delta_time_sec);
if (_dataValid) {
- if (_mode == "obs") {
- _selectedCourse = _config.getExternalCourse();
- } else {
+ if (_mode != "obs") {
updateTurn();
}
if (_dataValid && (_mode == "init")) {
// allow a realistic delay in the future, here
SG_LOG(SG_INSTR, SG_INFO, "GPS initialisation complete");
-
- _selectedCourse = _config.getExternalCourse();
-
+
if (_route_active_node->getBoolValue()) {
// GPS init with active route
SG_LOG(SG_INSTR, SG_INFO, "GPS init with active route");
double vertical_speed_mpm = ((_indicated_pos.getElevationM() - _last_pos.getElevationM()) * 60 / dt);
_last_vertical_speed = vertical_speed_mpm * SG_METER_TO_FEET;
- speed_kt = fgGetLowPass(_last_speed_kts, speed_kt, dt/20.0);
+ speed_kt = fgGetLowPass(_last_speed_kts, speed_kt, dt/10.0);
_last_speed_kts = speed_kt;
+ SGGeod g = _indicated_pos;
+ g.setLongitudeDeg(_last_pos.getLongitudeDeg());
+ double northSouthM = SGGeodesy::distanceM(_last_pos, g);
+ northSouthM = copysign(northSouthM, _indicated_pos.getLatitudeDeg() - _last_pos.getLatitudeDeg());
+
+ double nsMSec = fgGetLowPass(_lastNSVelocity, northSouthM / dt, dt/2.0);
+ _lastNSVelocity = nsMSec;
+ _northSouthVelocity->setDoubleValue(nsMSec);
+
+
+ g = _indicated_pos;
+ g.setLatitudeDeg(_last_pos.getLatitudeDeg());
+ double eastWestM = SGGeodesy::distanceM(_last_pos, g);
+ eastWestM = copysign(eastWestM, _indicated_pos.getLongitudeDeg() - _last_pos.getLongitudeDeg());
+
+ double ewMSec = fgGetLowPass(_lastEWVelocity, eastWestM / dt, dt/2.0);
+ _lastEWVelocity = ewMSec;
+ _eastWestVelocity->setDoubleValue(ewMSec);
+
double odometer = _odometer_node->getDoubleValue();
_odometer_node->setDoubleValue(odometer + distance_m * SG_METER_TO_NM);
odometer = _trip_odometer_node->getDoubleValue();
FGNavRecord* vor = (FGNavRecord*) nav.ptr();
_ref_navaid_frequency_node->setDoubleValue(vor->get_freq() / 100.0);
_listener->setGuard(false);
- tuneNavRadios();
} else {
// SG_LOG(SG_INSTR, SG_ALERT, "matched existing");
}
_ref_navaid_name_node->setStringValue(_ref_navaid->name().c_str());
FGNavRecord* vor = (FGNavRecord*) _ref_navaid.ptr();
_ref_navaid_frequency_node->setDoubleValue(vor->get_freq() / 100.0);
- tuneNavRadios();
} else {
_ref_navaid_set = false;
_ref_navaid_elapsed = 9999.0; // update next tick
}
}
-void GPS::tuneNavRadios()
-{
- if (!_ref_navaid || !_config.tuneNavRadioToRefVor()) {
- return;
- }
-
- SGPropertyNode_ptr navRadio1 = fgGetNode("/instrumentation/nav", false);
- if (!navRadio1) {
- return;
- }
-
- FGNavRecord* vor = (FGNavRecord*) _ref_navaid.ptr();
- SGPropertyNode_ptr freqs = navRadio1->getChild("frequencies");
- freqs->setDoubleValue("selected-mhz", vor->get_freq() / 100.0);
-}
-
void GPS::routeActivated()
{
if (_route_active_node->getBoolValue()) {
_wp1Name = wp1.get_name();
_wp1_position = wp1.get_target();
- _selectedCourse = getLegMagCourse();
+ _desiredCourse = getLegMagCourse();
+ _desiredCourseNode->fireValueChanged();
wp1Changed();
}
return;
}
- _turnStartBearing = _selectedCourse;
+ _turnStartBearing = _desiredCourse;
// compute next leg course
SGWayPoint wp1(_routeMgr->get_waypoint(curIndex)),
wp2(_routeMgr->get_waypoint(curIndex + 1));
void GPS::driveAutopilot()
{
if (!_config.driveAutopilot() || !_realismSimpleGps->getBoolValue()) {
+ _apDrivingFlag->setBoolValue(false);
return;
}
- // FIXME: we want to set desired track, not heading, here
- _apTrueHeading->setDoubleValue(getWP1Bearing());
+ // compatability feature - allow the route-manager / GPS to drive the
+ // generic autopilot heading hold *in leg mode only*
+
+ bool drive = _mode == "leg";
+ _apDrivingFlag->setBoolValue(drive);
+
+ if (drive) {
+ // FIXME: we want to set desired track, not heading, here
+ _apTrueHeading->setDoubleValue(getWP1Bearing());
+ }
}
void GPS::wp1Changed()
{
- // update external HSI/CDI/NavDisplay/PFD/etc
- _config.setExternalCourse(getLegMagCourse());
-
if (!_config.driveAutopilot()) {
return;
}
double altFt = _wp1_position.getElevationFt();
- if (altFt < -9990.0) {
- _apTargetAltitudeFt->setDoubleValue(0.0);
- } else {
+ if (altFt > -9990.0) {
_apTargetAltitudeFt->setDoubleValue(altFt);
}
}
/////////////////////////////////////////////////////////////////////////////
// property getter/setters
+void GPS::setSelectedCourse(double crs)
+{
+ if (_selectedCourse == crs) {
+ return;
+ }
+
+ _selectedCourse = crs;
+ if ((_mode == "obs") || _config.courseSelectable()) {
+ _desiredCourse = _selectedCourse;
+ _desiredCourseNode->fireValueChanged();
+ }
+}
+
double GPS::getLegDistance() const
{
if (!_dataValid || (_mode == "obs")) {
return -9999.0;
}
- return _wp1TrueBearing - _magvar_node->getDoubleValue();
+ double magBearing = _wp1TrueBearing - _magvar_node->getDoubleValue();
+ SG_NORMALIZE_RANGE(magBearing, 0.0, 360.0);
+ return magBearing;
}
double GPS::getWP1CourseDeviation() const
return 0.0;
}
- double dev = getWP1MagBearing() - _selectedCourse;
+ double dev = getWP1MagBearing() - _desiredCourse;
SG_NORMALIZE_RANGE(dev, -180.0, 180.0);
if (fabs(dev) > 90.0) {
return false;
}
- double dev = getWP1MagBearing() - _selectedCourse;
+ double dev = getWP1MagBearing() - _desiredCourse;
SG_NORMALIZE_RANGE(dev, -180.0, 180.0);
return (fabs(dev) < 90.0);
void GPS::directTo()
{
- if (!isScratchPositionValid()) {
- SG_LOG(SG_INSTR, SG_WARN, "invalid DTO lat/lon");
- return;
+ _wp0_position = _indicated_pos;
+
+ if (isScratchPositionValid()) {
+ _wp1Ident = _scratchNode->getStringValue("ident");
+ _wp1Name = _scratchNode->getStringValue("name");
+ _wp1_position = _scratchPos;
}
- _wp0_position = _indicated_pos;
- _wp1Ident = _scratchNode->getStringValue("ident");
- _wp1Name = _scratchNode->getStringValue("name");
- _wp1_position = _scratchPos;
-
_mode = "dto";
- _selectedCourse = getLegMagCourse();
+ _desiredCourse = getLegMagCourse();
+ _desiredCourseNode->fireValueChanged();
clearScratch();
-
wp1Changed();
}
int index = _scratchNode->getIntValue("index", -9999);
clearScratch();
- if (index == -9999) { // no index supplied, use current wp
+ if ((index < 0) || (index >= _routeMgr->size())) { // no index supplied, use current wp
index = _routeMgr->currentWaypoint();
}
void GPS::selectOBSMode()
{
- if (!isScratchPositionValid()) {
- SG_LOG(SG_INSTR, SG_WARN, "invalid OBS lat/lon");
- return;
+ if (isScratchPositionValid()) {
+ _wp1Ident = _scratchNode->getStringValue("ident");
+ _wp1Name = _scratchNode->getStringValue("name");
+ _wp1_position = _scratchPos;
}
SG_LOG(SG_INSTR, SG_INFO, "GPS switching to OBS mode");
_mode = "obs";
-
- _wp1Ident = _scratchNode->getStringValue("ident");
- _wp1Name = _scratchNode->getStringValue("name");
- _wp1_position = _scratchPos;
_wp0_position = _indicated_pos;
wp1Changed();
}
_routeMgr->pop_waypoint(aIndex);
}
+void GPS::tieSGGeod(SGPropertyNode* aNode, SGGeod& aRef,
+ const char* lonStr, const char* latStr, const char* altStr)
+{
+ tie(aNode, lonStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getLongitudeDeg, &SGGeod::setLongitudeDeg));
+ tie(aNode, latStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getLatitudeDeg, &SGGeod::setLatitudeDeg));
+
+ if (altStr) {
+ tie(aNode, altStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getElevationFt, &SGGeod::setElevationFt));
+ }
+}
+
+void GPS::tieSGGeodReadOnly(SGPropertyNode* aNode, SGGeod& aRef,
+ const char* lonStr, const char* latStr, const char* altStr)
+{
+ tie(aNode, lonStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getLongitudeDeg, NULL));
+ tie(aNode, latStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getLatitudeDeg, NULL));
+
+ if (altStr) {
+ tie(aNode, altStr, SGRawValueMethods<SGGeod, double>(aRef, &SGGeod::getElevationFt, NULL));
+ }
+}
+
// end of gps.cxx