X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FAirports%2Fsimple.cxx;h=02d7025b8c62c8c1ecd45270efed823d63ad7528;hb=48e948d4bcd65cc8ccdfb23097ed9ea592e4226c;hp=2ebfb8434579cd7f00f0838d4786ea4f7c958119;hpb=b53badf201a12c6bd4665347f8a70d4d48e13a84;p=flightgear.git diff --git a/src/Airports/simple.cxx b/src/Airports/simple.cxx index 2ebfb8434..02d7025b8 100644 --- a/src/Airports/simple.cxx +++ b/src/Airports/simple.cxx @@ -28,55 +28,33 @@ # include #endif -#include -#include - -#include - -#include -#include +#include "simple.hxx" -#include -#include #include #include -#include -//#include #include -#include
+#include + +#include +#include #include
#include #include +#include -#include - -#include "simple.hxx" -#include "xmlloader.hxx" - -using std::sort; -using std::random_shuffle; - - - +// magic import of a helper which uses FGPositioned internals +extern char** searchAirportNamesAndIdents(const std::string& aFilter); /*************************************************************************** * FGAirport ***************************************************************************/ -FGAirport::FGAirport() : _dynamics(0) -{ -} FGAirport::FGAirport(const string &id, const SGGeod& location, const SGGeod& tower_location, - const string &name, bool has_metar, bool is_airport, bool is_seaport, - bool is_heliport) : - _id(id), - _location(location), + const string &name, bool has_metar, Type aType) : + FGPositioned(aType, id, location), _tower_location(tower_location), _name(name), _has_metar(has_metar), - _is_airport(is_airport), - _is_seaport(is_seaport), - _is_heliport(is_heliport), _dynamics(0) { } @@ -87,6 +65,20 @@ FGAirport::~FGAirport() delete _dynamics; } +bool FGAirport::isAirport() const +{ + return type() == AIRPORT; +} + +bool FGAirport::isSeaport() const +{ + return type() == SEAPORT; +} + +bool FGAirport::isHeliport() const +{ + return type() == HELIPORT; +} FGAirportDynamics * FGAirport::getDynamics() { @@ -109,7 +101,7 @@ unsigned int FGAirport::numRunways() const return mRunways.size(); } -FGRunway FGAirport::getRunwayByIndex(unsigned int aIndex) const +FGRunway* FGAirport::getRunwayByIndex(unsigned int aIndex) const { assert(aIndex >= 0 && aIndex < mRunways.size()); return mRunways[aIndex]; @@ -117,48 +109,31 @@ FGRunway FGAirport::getRunwayByIndex(unsigned int aIndex) const bool FGAirport::hasRunwayWithIdent(const string& aIdent) const { - bool dummy; - return (getIteratorForRunwayIdent(aIdent, dummy) != mRunways.end()); + return (getIteratorForRunwayIdent(aIdent) != mRunways.end()); } -FGRunway FGAirport::getRunwayByIdent(const string& aIdent) const +FGRunway* FGAirport::getRunwayByIdent(const string& aIdent) const { - bool reversed; - FGRunwayVector::const_iterator it = getIteratorForRunwayIdent(aIdent, reversed); + Runway_iterator it = getIteratorForRunwayIdent(aIdent); if (it == mRunways.end()) { - SG_LOG(SG_GENERAL, SG_ALERT, "no such runway '" << aIdent << "' at airport " << _id); - throw sg_range_exception("unknown runway " + aIdent + " at airport:" + _id, "FGAirport::getRunwayByIdent"); + SG_LOG(SG_GENERAL, SG_ALERT, "no such runway '" << aIdent << "' at airport " << ident()); + throw sg_range_exception("unknown runway " + aIdent + " at airport:" + ident(), "FGAirport::getRunwayByIdent"); } - if (!reversed) { - return *it; - } - - FGRunway result(*it); - result._heading += 180.0; - result._rwy_no = FGRunway::reverseIdent(it->_rwy_no); - return result; + return *it; } -FGRunwayVector::const_iterator -FGAirport::getIteratorForRunwayIdent(const string& aIdent, bool& aReversed) const +FGAirport::Runway_iterator +FGAirport::getIteratorForRunwayIdent(const string& aIdent) const { string ident(aIdent); if ((aIdent.size() == 1) || !isdigit(aIdent[1])) { ident = "0" + aIdent; } - string reversedRunway = FGRunway::reverseIdent(ident); - FGRunwayVector::const_iterator it = mRunways.begin(); - + Runway_iterator it = mRunways.begin(); for (; it != mRunways.end(); ++it) { - if (it->_rwy_no == ident) { - aReversed = false; - return it; - } - - if (it->_rwy_no == reversedRunway) { - aReversed = true; + if ((*it)->ident() == ident) { return it; } } @@ -166,23 +141,10 @@ FGAirport::getIteratorForRunwayIdent(const string& aIdent, bool& aReversed) cons return it; // end() } -static double normaliseBearing(double aBearing) +FGRunway* FGAirport::findBestRunwayForHeading(double aHeading) const { - while (aBearing < 0.0) { - aBearing += 360.0; - } - - while (aBearing > 360.0) { - aBearing -= 360.0; - } - - return aBearing; -} - -FGRunway FGAirport::findBestRunwayForHeading(double aHeading) const -{ - FGRunwayVector::const_iterator it = mRunways.begin(); - FGRunway result; + Runway_iterator it = mRunways.begin(); + FGRunway* result = NULL; double currentBestQuality = 0.0; SGPropertyNode *param = fgGetNode("/sim/airport/runways/search", true); @@ -192,10 +154,10 @@ FGRunway FGAirport::findBestRunwayForHeading(double aHeading) const double deviationWeight = param->getDoubleValue("deviation-weight", 1); for (; it != mRunways.end(); ++it) { - double good = it->score(lengthWeight, widthWeight, surfaceWeight); + double good = (*it)->score(lengthWeight, widthWeight, surfaceWeight); - // first side - double dev = normaliseBearing(aHeading - it->_heading); + double dev = aHeading - (*it)->headingDeg(); + SG_NORMALIZE_RANGE(dev, -180.0, 180.0); double bad = fabs(deviationWeight * dev) + 1e-20; double quality = good / bad; @@ -203,50 +165,59 @@ FGRunway FGAirport::findBestRunwayForHeading(double aHeading) const currentBestQuality = quality; result = *it; } - - dev = normaliseBearing(aHeading - it->_heading - 180.0); - bad = fabs(deviationWeight * dev) + 1e-20; - quality = good / bad; - - if (quality > currentBestQuality) { - currentBestQuality = quality; - result = *it; - result._heading += 180.0; - result._rwy_no = FGRunway::reverseIdent(it->_rwy_no); - } } return result; } +bool FGAirport::hasHardRunwayOfLengthFt(double aLengthFt) const +{ + unsigned int numRunways(mRunways.size()); + for (unsigned int r=0; risReciprocal()) { + continue; // we only care about lengths, so don't do work twice + } + + if (rwy->isHardSurface() && (rwy->lengthFt() >= aLengthFt)) { + return true; // we're done! + } + } // of runways iteration + + return false; +} + unsigned int FGAirport::numTaxiways() const { return mTaxiways.size(); } -FGRunway FGAirport::getTaxiwayByIndex(unsigned int aIndex) const +FGTaxiway* FGAirport::getTaxiwayByIndex(unsigned int aIndex) const { assert(aIndex >= 0 && aIndex < mTaxiways.size()); return mTaxiways[aIndex]; } -void FGAirport::addRunway(const FGRunway& aRunway) +void FGAirport::setRunwaysAndTaxiways(vector& rwys, + vector& txwys) { - if (aRunway.isTaxiway()) { - mTaxiways.push_back(aRunway); - } else { - mRunways.push_back(aRunway); + mRunways.swap(rwys); + Runway_iterator it = mRunways.begin(); + for (; it != mRunways.end(); ++it) { + (*it)->setAirport(this); } + + mTaxiways.swap(txwys); } -FGRunway FGAirport::getActiveRunwayForUsage() const +FGRunway* FGAirport::getActiveRunwayForUsage() const { static FGEnvironmentMgr* envMgr = NULL; if (!envMgr) { envMgr = (FGEnvironmentMgr *) globals->get_subsystem("environment"); } - FGEnvironment stationWeather(envMgr->getEnvironment(_location)); + FGEnvironment stationWeather(envMgr->getEnvironment(mPosition)); double windSpeed = stationWeather.get_wind_speed_kt(); double hdg = stationWeather.get_wind_from_heading_deg(); @@ -258,212 +229,68 @@ FGRunway FGAirport::getActiveRunwayForUsage() const return findBestRunwayForHeading(hdg); } -/****************************************************************************** - * FGAirportList - *****************************************************************************/ - -// Populates a list of subdirectories of $FG_ROOT/Airports/AI so that -// the add() method doesn't have to try opening 2 XML files in each of -// thousands of non-existent directories. FIXME: should probably add -// code to free this list after parsing of apt.dat is finished; -// non-issue at the moment, however, as there are no AI subdirectories -// in the base package. -// -// Note: 2005/12/23: This is probably not necessary anymore, because I'm -// Switching to runtime airport dynamics loading (DT). -FGAirportList::FGAirportList() -{ -// ulDir* d; -// ulDirEnt* dent; -// SGPath aid( globals->get_fg_root() ); -// aid.append( "/Airports/AI" ); -// if((d = ulOpenDir(aid.c_str())) == NULL) -// return; -// while((dent = ulReadDir(d)) != NULL) { -// SG_LOG( SG_GENERAL, SG_DEBUG, "Dent: " << dent->d_name ); -// ai_dirs.insert(dent->d_name); -// } -// ulCloseDir(d); -} - - -FGAirportList::~FGAirportList( void ) -{ - for (unsigned int i = 0; i < airports_array.size(); ++i) { - delete airports_array[i]; - } -} - - -// add an entry to the list -FGAirport* FGAirportList::add( const string &id, const SGGeod& location, const SGGeod& tower_location, - const string &name, bool has_metar, bool is_airport, bool is_seaport, - bool is_heliport) -{ - FGAirport* a = new FGAirport(id, location, tower_location, name, has_metar, - is_airport, is_seaport, is_heliport); - - airports_by_id[a->getId()] = a; - // try and read in an auxilary file - - airports_array.push_back( a ); - SG_LOG( SG_GENERAL, SG_BULK, "Adding " << id << " pos = " << location.getLongitudeDeg() - << ", " << location.getLatitudeDeg() << " elev = " << location.getElevationFt() ); - - return a; -} - - -// search for the specified id -FGAirport* FGAirportList::search( const string& id) -{ - airport_map_iterator itr = airports_by_id.find(id); - return (itr == airports_by_id.end() ? NULL : itr->second); -} - -// wrap an FGIdentOrdering in an STL-compatible functor. not the most -// efficent / pretty thing in the world, but avoids template nastiness in the -// headers, and we're only doing O(log(N)) comparisoms per search -class orderingFunctor -{ -public: - orderingFunctor(FGIdentOrdering* aOrder) : - mOrdering(aOrder) - { assert(aOrder); } - - bool operator()(const airport_map::value_type& aA, const std::string& aB) const - { - return mOrdering->compare(aA.first,aB); - } - - bool operator()(const std::string& aA, const airport_map::value_type& aB) const - { - return mOrdering->compare(aA, aB.first); - } - - bool operator()(const airport_map::value_type& aA, const airport_map::value_type& aB) const - { - return mOrdering->compare(aA.first, aB.first); - } - -private: - FGIdentOrdering* mOrdering; -}; - -const FGAirport* FGAirportList::findFirstById(const std::string& aIdent, FGIdentOrdering* aOrder) +FGAirport* FGAirport::findClosest(const SGGeod& aPos, double aCuttofNm, Filter* filter) { - airport_map_iterator itr; - if (aOrder) { - orderingFunctor func(aOrder); - itr = std::lower_bound(airports_by_id.begin(),airports_by_id.end(), aIdent, func); - } else { - itr = airports_by_id.lower_bound(aIdent); + AirportFilter aptFilter; + if (filter == NULL) { + filter = &aptFilter; } - if (itr == airports_by_id.end()) { + FGPositionedRef r = FGPositioned::findClosest(aPos, aCuttofNm, filter); + if (!r) { return NULL; } - return itr->second; + return static_cast(r.ptr()); } -// search for the airport nearest the specified position -FGAirport* FGAirportList::search(double lon_deg, double lat_deg, double max_range) +FGAirport::HardSurfaceFilter::HardSurfaceFilter(double minLengthFt) : + mMinLengthFt(minLengthFt) { - static FGAirportSearchFilter accept_any; - return search(lon_deg, lat_deg, max_range, accept_any); } - - -// search for the airport nearest the specified position and -// passing the filter -FGAirport* FGAirportList::search(double lon_deg, double lat_deg, - double max_range, - FGAirportSearchFilter& filter) + +bool FGAirport::HardSurfaceFilter::passAirport(FGAirport* aApt) const { - double min_dist = max_range; - - airport_list_iterator it = airports_array.begin(); - airport_list_iterator end = airports_array.end(); - airport_list_iterator closest = end; - for (; it != end; ++it) { - if (!filter.pass(*it)) - continue; - - // crude manhatten distance based on lat/lon difference - double d = fabs(lon_deg - (*it)->getLongitude()) - + fabs(lat_deg - (*it)->getLatitude()); - if (d < min_dist) { - closest = it; - min_dist = d; - } - } - return closest != end ? *closest : 0; + return aApt->hasHardRunwayOfLengthFt(mMinLengthFt); } - -int -FGAirportList::size () const +FGAirport* FGAirport::findByIdent(const std::string& aIdent) { - return airports_array.size(); -} - - -const FGAirport *FGAirportList::getAirport( unsigned int index ) const -{ - if (index < airports_array.size()) { - return(airports_array[index]); - } else { - return(NULL); - } + FGPositionedRef r; + AirportFilter filter; + r = FGPositioned::findNextWithPartialId(r, aIdent, &filter); + if (!r) { + return NULL; // we don't warn here, let the caller do that + } + return static_cast(r.ptr()); } - -/** - * Mark the specified airport record as not having metar - */ -void FGAirportList::no_metar( const string &id ) +FGAirport* FGAirport::getByIdent(const std::string& aIdent) { - if(airports_by_id.find(id) != airports_by_id.end()) { - airports_by_id[id]->setMetar(false); - } + FGPositionedRef r; + AirportFilter filter; + r = FGPositioned::findNextWithPartialId(r, aIdent, &filter); + if (!r) { + throw sg_range_exception("No such airport with ident: " + aIdent); + } + return static_cast(r.ptr()); } - -/** - * Mark the specified airport record as (yes) having metar - */ -void FGAirportList::has_metar( const string &id ) +char** FGAirport::searchNamesAndIdents(const std::string& aFilter) { - if(airports_by_id.find(id) != airports_by_id.end()) { - airports_by_id[id]->setMetar(true); - } + // we delegate all the work to a horrible helper in FGPositioned, which can + // access the (private) index data. + return searchAirportNamesAndIdents(aFilter); } - // find basic airport location info from airport database const FGAirport *fgFindAirportID( const string& id) { - const FGAirport* result = NULL; - if ( id.length() ) { - SG_LOG( SG_GENERAL, SG_BULK, "Searching for airport code = " << id ); - - result = globals->get_airports()->search( id ); - - if ( result == NULL ) { - SG_LOG( SG_GENERAL, SG_ALERT, - "Failed to find " << id << " in apt.dat.gz" ); - return NULL; - } - } else { + if ( id.empty() ) { return NULL; } - SG_LOG( SG_GENERAL, SG_BULK, - "Position for " << id << " is (" - << result->getLongitude() << ", " - << result->getLatitude() << ")" ); - - return result; + + return FGAirport::findByIdent(id); }