X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FAirports%2Frunways.hxx;h=e6f97ea95d7790c30898fbcd6e4ec9c7a5bc865d;hb=386aefe69358ce41a11c9afeb8f56e26758fe56b;hp=b2fc3533282fbeb36d55da028b6a9f847fdf9b0a;hpb=62a359cc4a338b2f8b720edf8183ab5b69710b14;p=flightgear.git

diff --git a/src/Airports/runways.hxx b/src/Airports/runways.hxx
index b2fc35332..e6f97ea95 100644
--- a/src/Airports/runways.hxx
+++ b/src/Airports/runways.hxx
@@ -16,7 +16,7 @@
 //
 // 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.
 //
 // $Id$
 
@@ -24,102 +24,97 @@
 #ifndef _FG_RUNWAYS_HXX
 #define _FG_RUNWAYS_HXX
 
-
-#ifndef __cplusplus                                                          
-# error This library requires C++
-#endif                                   
-
-
-#ifdef HAVE_CONFIG_H
-#  include <config.h>
-#endif
-
 #include <simgear/compiler.h>
 
-#include STL_STRING
-#include <map>
-
-SG_USING_STD(string);
-SG_USING_STD(multimap);
-
-
-struct ltstr {
-    bool operator()(const string& s1, const string& s2) const {
-        return s1 < s2;
-    }
-};
-
-
-struct FGRunway {
-
-    string _id;
-    string _rwy_no;
-    string _type;                // runway / taxiway
-
-    double _lon;
-    double _lat;
-    double _heading;
-    double _length;
-    double _width;
-    double _displ_thresh1;
-    double _displ_thresh2;
-    double _stopway1;
-    double _stopway2;
-
-    string _lighting_flags;
-    int _surface_code;
-    string _shoulder_code;
-    int _marking_code;
-    double _smoothness;
-    bool   _dist_remaining;
-};
-
-typedef multimap < string, FGRunway, ltstr > runway_map;
-typedef runway_map::iterator runway_map_iterator;
-typedef runway_map::const_iterator const_runway_map_iterator;
-
-class FGRunwayList {
-
-private:
-
-    runway_map runways;
-    runway_map_iterator current;
-
+#include <Airports/runwaybase.hxx>
+
+// forward decls
+class FGAirport;
+class FGNavRecord;
+class SGPropertyNode;
+
+class FGRunway : public FGRunwayBase
+{
+  FGAirport* _airport;
+  bool _isReciprocal;
+  FGRunway* _reciprocal;
+  double _displ_thresh;
+  double _stopway;
+  FGNavRecord* _ils;
 public:
-
-    // Constructor (new)
-    FGRunwayList() {}
-
-    // Destructor
-    ~FGRunwayList();
-
-    // add an entry to the list
-    void add( const string& id, const string& rwy_no,
-              const double longitude, const double latitude,
-              const double heading, const double length, const double width,
-              const double displ_thresh1, const double displ_thresh2,
-              const double stopway1, const double stopway2,
-              const string& lighting_flags, const int surface_code,
-              const string& shoulder_code, const int marking_code,
-              const double smoothness, const bool dist_remaining );
-
-    // search for the specified apt id.
-    // Returns true if successful, otherwise returns false.
-    // On success, runway data is returned thru "runway" pointer.
-    // "runway" is not changed if "apt" is not found.
-    bool search( const string& aptid, FGRunway* runway );
-    bool search( const string& aptid, const string& rwyno, FGRunway* runway );
-
-    // DCL - search for runway closest to desired heading in degrees
-    bool search( const string& aptid, const int hdg, FGRunway* runway );
-
-    // Return the runway number of the runway closest to a given heading
-    string search( const string& aptid, const int tgt_hdg );
-
-    FGRunway search( const string& aptid );
-    bool next( FGRunway* runway );
-    FGRunway next();
+  
+  FGRunway(FGAirport* aAirport, const std::string& rwy_no,
+            const SGGeod& aGeod,
+            const double heading, const double length,
+            const double width,
+            const double displ_thresh,
+            const double stopway,
+            const int surface_code,
+            const bool reciprocal);
+  
+  /**
+   * given a runway identifier (06, 18L, 31R) compute the identifier for the
+   * reciprocal heading runway (24, 36R, 13L) string.
+   */
+  static std::string reverseIdent(const std::string& aRunayIdent);
+    
+  /**
+   * score this runway according to the specified weights. Used by
+   * FGAirport::findBestRunwayForHeading
+   */
+  double score(double aLengthWt, double aWidthWt, double aSurfaceWt) const;
+
+  /**
+   * Test if this runway is the reciprocal. This allows users who iterate
+   * over runways to avoid counting runways twice, if desired.
+   */
+  bool isReciprocal() const
+  { return _isReciprocal; }
+
+  /**
+   * Get the runway begining point - this is syntatic sugar, equivalent to
+   * calling pointOnCenterline(0.0);
+   */
+  SGGeod begin() const;
+  
+  /**
+   * Get the (possibly displaced) threshold point.
+   */
+  SGGeod threshold() const;
+  
+  /**
+   * Get the 'far' end - this is equivalent to calling
+   * pointOnCenterline(lengthFt());
+   */
+  SGGeod end() const;
+  
+  double displacedThresholdM() const
+  { return _displ_thresh * SG_FEET_TO_METER; }
+  
+  double stopwayM() const
+  { return _stopway * SG_FEET_TO_METER; }
+  
+  /**
+   * Airport this runway is located at
+   */
+  FGAirport* airport() const
+  { return _airport; }
+  
+  // FIXME - should die once airport / runway creation is cleaned up
+  void setAirport(FGAirport* aAirport)
+  { _airport = aAirport; }
+  
+  FGNavRecord* ILS() const { return _ils; }
+  void setILS(FGNavRecord* nav) { _ils = nav; }
+  
+  FGRunway* reciprocalRunway() const
+  { return _reciprocal; }
+  void setReciprocalRunway(FGRunway* other);
+  
+  /**
+   * Helper to process property data loaded from an ICAO.threshold.xml file
+   */
+  void processThreshold(SGPropertyNode* aThreshold);
 };
 
-
 #endif // _FG_RUNWAYS_HXX