#include <simgear/misc/sgstream.hxx>
#include <simgear/structure/exception.hxx>
#include <simgear/debug/logstream.hxx>
+#include <simgear/sg_inlines.h>
-#include "Navaids/navrecord.hxx"
-#include "Navaids/navdb.hxx"
-#include "Airports/runways.hxx"
-#include "Main/fg_props.hxx"
+#include <Navaids/navrecord.hxx>
+#include <Navaids/navdb.hxx>
+#include <Airports/runways.hxx>
+#include <Main/fg_props.hxx>
FGNavRecord::FGNavRecord(Type aTy, const std::string& aIdent,
const std::string& aName, const SGGeod& aPos,
range(aRange),
multiuse(aMultiuse),
_name(aName),
+ mRunway(NULL),
serviceable(true),
trans_ident(aIdent)
{
return; // not airport-located
}
- FGRunway* runway = getRunwayFromName(_name);
+ mRunway = getRunwayFromName(_name);
// fudge elevation to the runway elevation if it's not specified
if (fabs(elevation()) < 0.01) {
- mPosition.setElevationFt(runway->elevation());
+ mPosition.setElevationFt(mRunway->elevation());
+ }
+
+ if (type() == ILS) {
+ mRunway->setILS(this);
}
// align localizers with their runway
double threshold
= fgGetDouble( "/sim/navdb/localizers/auto-align-threshold-deg", 5.0 );
- alignLocaliserWithRunway(runway, threshold);
+ alignLocaliserWithRunway(threshold);
}
}
-void FGNavRecord::alignLocaliserWithRunway(FGRunway* aRunway, double aThreshold)
+void FGNavRecord::alignLocaliserWithRunway(double aThreshold)
{
// find the distance from the threshold to the localizer
- SGGeod runwayThreshold(aRunway->threshold());
+ SGGeod runwayThreshold(mRunway->threshold());
double dist, az1, az2;
SGGeodesy::inverse(mPosition, runwayThreshold, az1, az2, dist);
// back project that distance along the runway center line
- SGGeod newPos = aRunway->pointOnCenterline(dist);
+ SGGeod newPos = mRunway->pointOnCenterline(dist);
- double hdg_diff = get_multiuse() - aRunway->headingDeg();
-
- // clamp to [-180.0 ... 180.0]
- if ( hdg_diff < -180.0 ) {
- hdg_diff += 360.0;
- } else if ( hdg_diff > 180.0 ) {
- hdg_diff -= 360.0;
- }
+ double hdg_diff = get_multiuse() - mRunway->headingDeg();
+ SG_NORMALIZE_RANGE(hdg_diff, -180.0, 180.0);
if ( fabs(hdg_diff) <= aThreshold ) {
mPosition = newPos;
- set_multiuse( aRunway->headingDeg() );
+ set_multiuse( mRunway->headingDeg() );
} else {
SG_LOG(SG_GENERAL, SG_WARN, "localizer:" << ident() << ", aligning with runway "
- << aRunway->ident() << " exceeded heading threshold");
+ << mRunway->ident() << " exceeded heading threshold");
}
}