#define FG_DME_DEFAULT_RANGE 50 // nm
#define FG_NAV_MAX_RANGE 300 // nm
-// FIXME - get rid of these, and use the real enum directly
-#define FG_NAV_VOR FGPositioned::VOR
-#define FG_NAV_NDB FGPositioned::NDB
-#define FG_NAV_ILS FGPositioned::ILS
-#define FG_NAV_ANY FGPositioned::INVALID
-
-typedef FGPositioned::Type fg_nav_types;
-
// forward decls
class FGRunway;
+class SGPropertyNode;
class FGNavRecord : public FGPositioned
{
// (degrees) or localizer heading
// (degrees) or dme bias (nm)
- std::string name; // verbose name in nav database
- std::string apt_id; // corresponding airport id
-
+ std::string _name; // verbose name in nav database
+ FGRunway* mRunway; // associated runway, if there is one
bool serviceable; // for failure modeling
- std::string trans_ident; // for failure modeling
/**
* Helper to init data when a navrecord is associated with an airport
*/
void initAirportRelation();
- void alignLocaliserWithRunway(FGRunway* aRunway, double aThreshold);
+ void alignLocaliserWithRunway(double aThreshold);
+
+ void readAirportSceneryData();
+ void processSceneryILS(SGPropertyNode* aILSNode);
public:
inline ~FGNavRecord(void) {}
- static FGNavRecord* createFromStream(std::istream& aStream);
-
FGNavRecord(Type type, const std::string& ident, const std::string& name,
- double lat, double lon, double aElevFt,
+ const SGGeod& aPos,
int freq, int range, double multiuse);
inline double get_lon() const { return longitude(); } // degrees
inline double get_lat() const { return latitude(); } // degrees
inline double get_elev_ft() const { return elevation(); }
-
- const SGGeod& get_pos() const { return geod(); }
- SGVec3d get_cart() const;
-
- Type get_fg_type() const { return type(); }
-
+
inline int get_freq() const { return freq; }
inline int get_range() const { return range; }
inline double get_multiuse() const { return multiuse; }
inline void set_multiuse( double m ) { multiuse = m; }
inline const char *get_ident() const { return ident().c_str(); }
- inline const std::string& get_name() const { return name; }
- inline const std::string& get_apt_id() const { return apt_id; }
+
inline bool get_serviceable() const { return serviceable; }
- inline const char *get_trans_ident() const { return trans_ident.c_str(); }
+ inline const char *get_trans_ident() const { return get_ident(); }
+
+ virtual const std::string& name() const
+ { return _name; }
+
+ /**
+ * Retrieve the runway this navaid is associated with (for ILS/LOC/GS)
+ */
+ FGRunway* runway() const { return mRunway; }
+
+ virtual flightgear::PositionedBinding* createBinding(SGPropertyNode* nd) const;
+ /**
+ * return the localizer width, in degrees
+ * computation is based up ICAO stdandard width at the runway threshold
+ * see implementation for further details.
+ */
+ double localizerWidth() const;
+ void bindToNode(SGPropertyNode* nd) const;
+ void unbindFromNode(SGPropertyNode* nd) const;
};
class FGTACANRecord : public SGReferenced {