//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// $Id$
#ifndef _FG_NAVRECORD_HXX
#define _FG_NAVRECORD_HXX
-#include <stdio.h>
-
-#include <simgear/compiler.h>
-#include <simgear/math/sg_geodesy.hxx>
-#include <simgear/misc/sgstream.hxx>
-#include <simgear/magvar/magvar.hxx>
-#include <simgear/timing/sg_time.hxx>
-
-#ifdef SG_HAVE_STD_INCLUDES
-# include <istream>
-#elif defined( __BORLANDC__ ) || (__APPLE__)
-# include <iostream>
-#else
-# include <istream.h>
-#endif
-
-SG_USING_STD(istream);
-
-
-#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
-};
+#include <iosfwd>
+
+#include "positioned.hxx"
+
+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
-class FGNavRecord {
+// forward decls
+class FGRunway;
+class SGPropertyNode;
+
+class FGNavRecord : public FGPositioned
+{
- int type;
- double lon, lat; // location in geodetic coords (degrees)
- double elev_ft;
- double x, y, z; // location in cartesian coords (earth centered)
int freq;
int range;
double multiuse; // can be slaved variation of VOR
// (degrees) or localizer heading
// (degrees) or dme bias (nm)
- string ident; // navaid ident
- string name; // verbose name in nav database
- string apt_id; // corresponding airport id
-
+ std::string mName; // verbose name in nav database
+ PositionedID mRunway; // associated runway, if there is one
bool serviceable; // for failure modeling
- string trans_ident; // for failure modeling
+ void processSceneryILS(SGPropertyNode* aILSNode);
public:
-
- inline FGNavRecord(void);
- inline ~FGNavRecord(void) {}
-
- inline int get_type() const { return type; }
- 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; }
+ 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 double get_elev_ft() const { return elevation(); }
+
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 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(); }
+ inline const char *get_ident() const { return ident().c_str(); }
- friend istream& operator>> ( istream&, FGNavRecord& );
+ inline bool get_serviceable() const { return serviceable; }
+ inline const char *get_trans_ident() const { return get_ident(); }
+
+ virtual const std::string& name() const
+ { 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 {
-inline
-FGNavRecord::FGNavRecord(void) :
- type(0),
- lon(0.0), lat(0.0),
- elev_ft(0.0),
- x(0.0), y(0.0), z(0.0),
- freq(0),
- range(0),
- 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 )
-{
- in >> n.type;
-
- if ( n.type == 99 ) {
- return in >> skipeol;
- }
-
- in >> n.lat >> n.lon >> n.elev_ft >> n.freq >> n.range >> n.multiuse
- >> n.ident;
- getline( in, n.name );
-
- // silently multiply adf frequencies by 100 so that adf
- // vs. nav/loc frequency lookups can use the same code.
- if ( n.type == 2 ) {
- n.freq *= 100;
- }
-
- // 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);
- }
-
- // Ranges are included with the latest data format, no need to
- // assign our own defaults, unless the range is not set for some
- // reason.
-
- if ( n.range < 0.1 ) {
- // assign default ranges
-
- if ( n.type == 2 || n.type == 3 ) {
- n.range = FG_NAV_DEFAULT_RANGE;
- } else if ( n.type == 4 || n.type == 5 || n.type == 6 ) {
- n.range = FG_LOC_DEFAULT_RANGE;
- } else if ( n.type == 12 ) {
- n.range = FG_DME_DEFAULT_RANGE;
- } else {
- n.range = FG_LOC_DEFAULT_RANGE;
- }
- }
-
- // transmitted ident (same as ident unless modeling a fault)
- n.trans_ident = n.ident;
-
- // generate cartesian coordinates
- Point3D geod( n.lon * SGD_DEGREES_TO_RADIANS,
- n.lat * SGD_DEGREES_TO_RADIANS,
- n.elev_ft * SG_FEET_TO_METER );
- Point3D cart = sgGeodToCart( geod );
- n.x = cart.x();
- n.y = cart.y();
- n.z = cart.z();
-
- return in;
-}
-
-class FGTACANRecord {
-
- string channel;
+ std::string channel;
int freq;
public:
- inline FGTACANRecord(void);
+ FGTACANRecord(void);
inline ~FGTACANRecord(void) {}
- inline const string& get_channel() const { return channel; }
+ inline const std::string& get_channel() const { return channel; }
inline int get_freq() const { return freq; }
- friend istream& operator>> ( istream&, FGTACANRecord& );
+ friend std::istream& operator>> ( std::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