//
// Written by Curtis Olson, started April 2000.
//
-// Copyright (C) 2000 - 2002 Curtis L. Olson - curt@flightgear.org
+// Copyright (C) 2000 - 2002 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
#include <simgear/math/vector.hxx>
#include <Aircraft/aircraft.hxx>
-#include <Navaids/ilslist.hxx>
#include <Navaids/navlist.hxx>
#include "navcom.hxx"
// } else {
// return 0;
// }
- return FG_ILS_DEFAULT_RANGE;
+ return FG_LOC_DEFAULT_RANGE;
}
double dist = sgdClosestPointToLineDistSquared( p, p0,
gs_base_vec );
nav_gs_dist = sqrt( dist );
- // cout << nav_gs_dist;
+ // cout << "nav_gs_dist = " << nav_gs_dist << endl;
- // Point3D tmp( nav_gs_x, nav_gs_y, nav_gs_z );
+ Point3D tmp( nav_gs_x, nav_gs_y, nav_gs_z );
// cout << " (" << aircraft.distance3D( tmp ) << ")" << endl;
// wgs84 heading to glide slope (to determine sign of distance)
gs = globals->get_gslist()->findByFreq(nav_freq, lon, lat, elev);
}
-
if ( loc != NULL ) {
nav_id = loc->get_ident();
+ // cout << "localizer = " << nav_id << endl;
nav_valid = true;
if ( last_nav_id != nav_id || last_nav_vor ) {
nav_trans_ident = loc->get_trans_ident();
+ nav_target_radial = loc->get_multiuse();
+ while ( nav_target_radial < 0.0 ) { nav_target_radial += 360.0; }
+ while ( nav_target_radial > 360.0 ) { nav_target_radial -= 360.0; }
+ nav_loclon = loc->get_lon();
+ nav_loclat = loc->get_lat();
+ nav_x = loc->get_x();
+ nav_y = loc->get_y();
+ nav_z = loc->get_z();
last_nav_id = nav_id;
last_nav_vor = false;
nav_loc = true;
if ( nav_has_gs ) {
nav_gslon = gs->get_lon();
nav_gslat = gs->get_lat();
+ nav_elev = gs->get_elev_ft();
int tmp = (int)(gs->get_multiuse() / 1000.0);
nav_target_gs = (double)tmp / 100.0;
nav_gs_x = gs->get_x();
nav_gs_y = gs->get_y();
nav_gs_z = gs->get_z();
- // derive GS baseline
+ // derive GS baseline (perpendicular to the runay
+ // along the ground)
double tlon, tlat, taz;
geo_direct_wgs_84 ( 0.0, nav_gslat, nav_gslon,
nav_target_radial + 90,
100.0, &tlat, &tlon, &taz );
+ // cout << "nav_target_radial = " << nav_target_radial << endl;
+ // cout << "nav_loc = " << nav_loc << endl;
// cout << nav_gslon << "," << nav_gslat << " "
// << tlon << "," << tlat << " (" << nav_elev << ")"
// << endl;
Point3D p1 = sgGeodToCart( Point3D(tlon*SGD_DEGREES_TO_RADIANS,
tlat*SGD_DEGREES_TO_RADIANS,
- nav_elev*SG_FEET_TO_METER) );
+ nav_elev*SG_FEET_TO_METER)
+ );
// cout << nav_gs_x << "," << nav_gs_y << "," << nav_gs_z
// << endl;
// cout << p1 << endl;
p1.x()-nav_gs_x, p1.y()-nav_gs_y, p1.z()-nav_gs_z );
// cout << gs_base_vec[0] << "," << gs_base_vec[1] << ","
// << gs_base_vec[2] << endl;
+ } else {
+ nav_elev = loc->get_elev_ft();
}
- nav_loclon = loc->get_lon();
- nav_loclat = loc->get_lat();
- nav_elev = loc->get_elev_ft();
nav_twist = 0;
nav_range = FG_LOC_DEFAULT_RANGE;
nav_effective_range = nav_range;
- nav_target_radial = loc->get_multiuse();
- while ( nav_target_radial < 0.0 ) { nav_target_radial += 360.0; }
- while ( nav_target_radial > 360.0 ) { nav_target_radial -= 360.0; }
- nav_x = loc->get_x();
- nav_y = loc->get_y();
- nav_z = loc->get_z();
if ( globals->get_soundmgr()->exists( nav_fx_name ) ) {
globals->get_soundmgr()->remove( nav_fx_name );
}
} else if ( nav != NULL ) {
nav_id = nav->get_ident();
+ // cout << "nav = " << nav_id << endl;
nav_valid = true;
if ( last_nav_id != nav_id || !last_nav_vor ) {
last_nav_id = nav_id;