1 // waypoint.hxx -- Class to hold data and return info relating to a waypoint
3 // Written by Curtis Olson, started September 2000.
5 // Copyright (C) 2000 Curtis L. Olson - curt@hfrl.umn.edu
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 # error This library requires C++
37 #include <simgear/compiler.h>
68 SGWayPoint( const double lon, const double lat, const double alt,
69 const modetype m = WGS84, const string s = "" );
72 // Calculate course and distances. For WGS84 and SPHERICAL
73 // coordinates lat, lon, and course are in degrees, alt and
74 // distance are in meters. For CARTESIAN coordinates x = lon, y =
75 // lat. Course is in degrees and distance is in what ever units x
77 void CourseAndDistance( const double cur_lon, const double cur_lat,
79 double *course, double *distance ) const;
81 // Calculate course and distances between two waypoints
82 void CourseAndDistance( const SGWayPoint &wp,
83 double *course, double *distance ) const;
85 inline modetype get_mode() const { return mode; }
86 inline double get_target_lon() const { return target_lon; }
87 inline double get_target_lat() const { return target_lat; }
88 inline double get_target_alt() const { return target_alt; }
89 inline double get_distance() const { return distance; }
90 inline string get_id() const { return id; }
92 inline void set_distance( double d ) { distance = d; }
96 #endif // _WAYPOINT_HXX