#include "positioned.hxx"
-#define FG_NAV_DEFAULT_RANGE 50 // nm
-#define FG_LOC_DEFAULT_RANGE 18 // nm
-#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;
+const double FG_NAV_DEFAULT_RANGE = 50; // nm
+const double FG_LOC_DEFAULT_RANGE = 18; // nm
+const double FG_DME_DEFAULT_RANGE = 50; // nm
+const double FG_NAV_MAX_RANGE = 300; // nm
// 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
- FGRunway* runway;
+ std::string mName; // verbose name in nav database
+ PositionedID 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 processSceneryILS(SGPropertyNode* aILSNode);
public:
- inline ~FGNavRecord(void) {}
-
- FGNavRecord(Type type, const std::string& ident, const std::string& name,
- const SGGeod& aPos,
- int freq, int range, double multiuse);
+ FGNavRecord(PositionedID aGuid, Type type, const std::string& ident,
+ const std::string& name,
+ const SGGeod& aPos,
+ int freq, int range, double multiuse,
+ PositionedID aRunway);
inline double get_lon() const { return longitude(); } // degrees
inline double get_lat() const { return latitude(); } // degrees
inline const char *get_ident() const { return ident().c_str(); }
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; }
+ { return mName; }
+
+ /**
+ * Retrieve the runway this navaid is associated with (for ILS/LOC/GS)
+ */
+ FGRunway* runway() 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 {