//
// Written by Curtis Olson, started May 2004.
//
-// Copyright (C) 2004 Curtis L. Olson - curt@flightgear.org
+// Copyright (C) 2004 Curtis L. Olson - http://www.flightgear.org/~curt
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
SG_USING_STD(istream);
-#define FG_NAV_DEFAULT_RANGE 50
-#define FG_LOC_DEFAULT_RANGE 18
-#define FG_DME_DEFAULT_RANGE 50
+#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
+// Shield the rest of FG from possibly changing details of Robins navaid type numbering system.
+// Currently only the GPS code uses this - extra types (LOC, GS etc) may need to be added
+// should other FG code choose to use this.
+enum fg_nav_types {
+ FG_NAV_VOR,
+ FG_NAV_NDB,
+ FG_NAV_ILS,
+ FG_NAV_ANY
+};
class FGNavRecord {
int type;
- double lon, lat; // location in geodetic coords
+ double lon, lat; // location in geodetic coords (degrees)
double elev_ft;
double x, y, z; // location in cartesian coords (earth centered)
int freq;
// (degrees) or dme bias (nm)
string ident; // navaid ident
- string name; // "given" name
+ string name; // verbose name in nav database
+ string apt_id; // corresponding airport id
bool serviceable; // for failure modeling
inline ~FGNavRecord(void) {}
inline int get_type() const { return type; }
- inline double get_lon() const { return lon; }
- inline double get_lat() const { return lat; }
+ inline fg_nav_types get_fg_type() const;
+ inline double get_lon() const { return lon; } // degrees
+ inline void set_lon( double l ) { lon = l; } // degrees
+ inline double get_lat() const { return lat; } // degrees
+ inline void set_lat( double l ) { lat = l; } // degrees
inline double get_elev_ft() const { return elev_ft; }
+ inline void set_elev_ft( double e ) { elev_ft = e; }
inline double get_x() const { return x; }
inline double get_y() const { return y; }
inline double get_z() const { return z; }
inline int get_freq() const { return freq; }
inline int get_range() const { return range; }
inline double get_multiuse() const { return multiuse; }
- inline const char *get_ident() { return ident.c_str(); }
- inline string get_name() { return name; }
- inline bool get_serviceable() { return serviceable; }
- inline const char *get_trans_ident() { return trans_ident.c_str(); }
+ inline void set_multiuse( double m ) { multiuse = m; }
+ inline const char *get_ident() const { return ident.c_str(); }
+ inline const string& get_name() const { return name; }
+ inline const 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(); }
friend istream& operator>> ( istream&, FGNavRecord& );
};
multiuse(0.0),
ident(""),
name(""),
+ apt_id(""),
serviceable(true),
trans_ident("")
{
}
+inline fg_nav_types FGNavRecord::get_fg_type() const {
+ switch(type) {
+ case 2: return(FG_NAV_NDB);
+ case 3: return(FG_NAV_VOR);
+ case 4: return(FG_NAV_ILS);
+ default: return(FG_NAV_ANY);
+ }
+}
+
+
inline istream&
operator >> ( istream& in, FGNavRecord& n )
{
n.freq *= 100;
}
- // Remove the space before the name
- if ( n.name.substr(0,1) == " " ) {
+ // Remove any leading spaces before the name
+ while ( n.name.substr(0,1) == " " ) {
n.name = n.name.erase(0,1);
}
+ if ( n.type >= 4 && n.type <= 9 ) {
+ // these types are always associated with an airport id
+ string::size_type pos = n.name.find(" ");
+ n.apt_id = n.name.substr(0, pos);
+ }
+
// assign default ranges
if ( n.type == 2 || n.type == 3 ) {
n.range = FG_NAV_DEFAULT_RANGE;
return in;
}
+class FGTACANRecord {
+
+ string channel;
+ int freq;
+
+public:
+
+ inline FGTACANRecord(void);
+ inline ~FGTACANRecord(void) {}
+
+ inline const string& get_channel() const { return channel; }
+ inline int get_freq() const { return freq; }
+ friend istream& operator>> ( istream&, FGTACANRecord& );
+ };
+
+
+inline
+FGTACANRecord::FGTACANRecord(void) :
+ channel(""),
+ freq(0)
+
+{
+}
+
+inline istream&
+operator >> ( istream& in, FGTACANRecord& n )
+{
+ in >> n.channel >> n.freq ;
+ //getline( in, n.name );
+ return in;
+}
#endif // _FG_NAVRECORD_HXX