82 lines
2.9 KiB
C++
82 lines
2.9 KiB
C++
#include <simgear/misc/sg_path.hxx>
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#include "fixlist.hxx"
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#include "ilslist.hxx"
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#include "navlist.hxx"
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#include "mkrbeacons.hxx"
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// change this!
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const string FG_DATA_DIR("/usr/local/lib/FlightGear");
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int main() {
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double heading, dist;
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FGNavList *current_navlist = new FGNavList;
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SGPath p_nav( FG_DATA_DIR + "/Navaids/default.nav" );
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current_navlist->init( p_nav );
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FGNav *n;
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if ( (n = current_navlist->findByFreq( -93.2 * SG_DEGREES_TO_RADIANS,
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45.14 * SG_DEGREES_TO_RADIANS,
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3000, 117.30)) != NULL )
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{
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cout << "Found a vor station in range" << endl;
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cout << " id = " << n->get_ident() << endl;
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} else {
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cout << "not picking up vor. :-(" << endl;
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}
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FGNav *dcs;
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if ( (dcs = current_navlist->findByIdent( "DCS",
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-3.3 * SG_DEGREES_TO_RADIANS,
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55.9 * SG_DEGREES_TO_RADIANS))
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!= NULL ) {
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cout << "Found DCS by ident" << endl;
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if (dcs->get_freq() != 11520)
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cout << "Frequency for DCS VOR is wrong (should be 115.20), it's "
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<< dcs->get_freq() << endl;
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} else {
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cout << "couldn't locate DCS (Dean-Cross) VOR" << endl;
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}
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// we have to init the marker beacon storage before we parse the ILS file
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FGMarkerBeacons *current_beacons = new FGMarkerBeacons;
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current_beacons->init();
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FGILSList *current_ilslist = new FGILSList;
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SGPath p_ils( FG_DATA_DIR + "/Navaids/default.ils" );
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current_ilslist->init( p_ils );
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FGILS *i = current_ilslist->findByFreq( -93.1 * SG_DEGREES_TO_RADIANS,
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45.24 * SG_DEGREES_TO_RADIANS,
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3000, 110.30);
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if ( i != NULL ) {
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cout << "Found an ils station in range" << endl;
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cout << " apt = " << i->get_aptcode() << endl;
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cout << " rwy = " << i->get_rwyno() << endl;
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} else {
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cout << "not picking up ils. :-(" << endl;
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}
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FGFixList *current_fixlist = new FGFixList;
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SGPath p_fix( FG_DATA_DIR + "/Navaids/default.fix" );
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current_fixlist->init( p_fix );
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FGFix fix;
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// attempting to get the position relative to the OTR VOR; heading
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// should be 108 degrees, distance 74nm (according to my SimCharts
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// v1.5)
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if ( current_fixlist->query_and_offset( "DOGGA",
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-0.103 * SG_DEGREES_TO_RADIANS,
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53.698 * SG_DEGREES_TO_RADIANS,
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3000, &fix, &heading, &dist) )
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{
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cout << "Found a matching fix" << endl;
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cout << " id = " << fix.get_ident() << endl;
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cout << " heading = " << heading << " dist = " << dist * SG_METER_TO_NM
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<< endl;
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} else {
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cout << "did not find fix. :-(" << endl;
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}
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}
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