116 lines
3.6 KiB
C++
116 lines
3.6 KiB
C++
// navrecord.hxx -- generic vor/dme/ndb class
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//
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// Written by Curtis Olson, started May 2004.
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//
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// Copyright (C) 2004 Curtis L. Olson - http://www.flightgear.org/~curt
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// $Id$
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#ifndef _FG_NAVRECORD_HXX
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#define _FG_NAVRECORD_HXX
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#include <iosfwd>
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#include "positioned.hxx"
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#define FG_NAV_DEFAULT_RANGE 50 // nm
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#define FG_LOC_DEFAULT_RANGE 18 // nm
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#define FG_DME_DEFAULT_RANGE 50 // nm
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#define FG_NAV_MAX_RANGE 300 // nm
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// FIXME - get rid of these, and use the real enum directly
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#define FG_NAV_VOR FGPositioned::VOR
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#define FG_NAV_NDB FGPositioned::NDB
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#define FG_NAV_ILS FGPositioned::ILS
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#define FG_NAV_ANY FGPositioned::INVALID
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typedef FGPositioned::Type fg_nav_types;
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// forward decls
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class FGRunway;
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class SGPropertyNode;
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class FGNavRecord : public FGPositioned
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{
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int freq;
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int range;
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double multiuse; // can be slaved variation of VOR
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// (degrees) or localizer heading
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// (degrees) or dme bias (nm)
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std::string _name; // verbose name in nav database
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FGRunway* mRunway; // associated runway, if there is one
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bool serviceable; // for failure modeling
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std::string trans_ident; // for failure modeling
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/**
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* Helper to init data when a navrecord is associated with an airport
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*/
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void initAirportRelation();
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void alignLocaliserWithRunway(double aThreshold);
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void readAirportSceneryData();
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void processSceneryILS(SGPropertyNode* aILSNode);
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public:
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inline ~FGNavRecord(void) {}
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FGNavRecord(Type type, const std::string& ident, const std::string& name,
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const SGGeod& aPos,
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int freq, int range, double multiuse);
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inline double get_lon() const { return longitude(); } // degrees
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inline double get_lat() const { return latitude(); } // degrees
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inline double get_elev_ft() const { return elevation(); }
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inline int get_freq() const { return freq; }
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inline int get_range() const { return range; }
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inline double get_multiuse() const { return multiuse; }
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inline void set_multiuse( double m ) { multiuse = m; }
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inline const char *get_ident() const { return ident().c_str(); }
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inline bool get_serviceable() const { return serviceable; }
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inline const char *get_trans_ident() const { return trans_ident.c_str(); }
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virtual const std::string& name() const
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{ return _name; }
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/**
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* Retrieve the runway this navaid is associated with (for ILS/LOC/GS)
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*/
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FGRunway* runway() const { return mRunway; }
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};
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class FGTACANRecord : public SGReferenced {
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std::string channel;
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int freq;
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public:
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FGTACANRecord(void);
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inline ~FGTACANRecord(void) {}
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inline const std::string& get_channel() const { return channel; }
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inline int get_freq() const { return freq; }
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friend std::istream& operator>> ( std::istream&, FGTACANRecord& );
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};
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#endif // _FG_NAVRECORD_HXX
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