X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FAirports%2Fsimple.cxx;h=249e5a72b40a8fa51cfaafd365e780524b32cfd6;hb=71fbacc6dc5afe0eda851c9b1a42d73a3ed463db;hp=02d7025b8c62c8c1ecd45270efed823d63ad7528;hpb=0824fe68f3fec838c3d0b8500966560c7397047e;p=flightgear.git

diff --git a/src/Airports/simple.cxx b/src/Airports/simple.cxx
index 02d7025b8..249e5a72b 100644
--- a/src/Airports/simple.cxx
+++ b/src/Airports/simple.cxx
@@ -30,8 +30,11 @@
 
 #include "simple.hxx"
 
+#include <cassert>
+
 #include <simgear/misc/sg_path.hxx>
 #include <simgear/props/props.hxx>
+#include <simgear/props/props_io.hxx>
 #include <simgear/debug/logstream.hxx>
 #include <simgear/sg_inlines.h>
 
@@ -39,6 +42,7 @@
 #include <Environment/environment.hxx>
 #include <Main/fg_props.hxx>
 #include <Airports/runways.hxx>
+#include <Airports/pavement.hxx>
 #include <Airports/dynamics.hxx>
 #include <Airports/xmlloader.hxx>
 
@@ -55,7 +59,9 @@ FGAirport::FGAirport(const string &id, const SGGeod& location, const SGGeod& tow
     _tower_location(tower_location),
     _name(name),
     _has_metar(has_metar),
-    _dynamics(0)
+    _dynamics(0),
+    mRunwaysLoaded(false),
+    mTaxiwaysLoaded(true)
 {
 }
 
@@ -92,17 +98,23 @@ FGAirportDynamics * FGAirport::getDynamics()
         FGRunwayPreference rwyPrefs(this);
         XMLLoader::load(&rwyPrefs);
         _dynamics->setRwyUse(rwyPrefs);
+
+        //FGSidStar SIDs(this);
+        XMLLoader::load(_dynamics->getSIDs());
    }
     return _dynamics;
 }
 
 unsigned int FGAirport::numRunways() const
 {
+  loadRunways();
   return mRunways.size();
 }
 
 FGRunway* FGAirport::getRunwayByIndex(unsigned int aIndex) const
 {
+  loadRunways();
+  
   assert(aIndex >= 0 && aIndex < mRunways.size());
   return mRunways[aIndex];
 }
@@ -125,7 +137,9 @@ FGRunway* FGAirport::getRunwayByIdent(const string& aIdent) const
 
 FGAirport::Runway_iterator
 FGAirport::getIteratorForRunwayIdent(const string& aIdent) const
-{
+{ 
+  loadRunways();
+  
   string ident(aIdent);
   if ((aIdent.size() == 1) || !isdigit(aIdent[1])) {
     ident = "0" + aIdent;
@@ -143,6 +157,8 @@ FGAirport::getIteratorForRunwayIdent(const string& aIdent) const
 
 FGRunway* FGAirport::findBestRunwayForHeading(double aHeading) const
 {
+  loadRunways();
+  
   Runway_iterator it = mRunways.begin();
   FGRunway* result = NULL;
   double currentBestQuality = 0.0;
@@ -172,6 +188,8 @@ FGRunway* FGAirport::findBestRunwayForHeading(double aHeading) const
 
 bool FGAirport::hasHardRunwayOfLengthFt(double aLengthFt) const
 {
+  loadRunways();
+  
   unsigned int numRunways(mRunways.size());
   for (unsigned int r=0; r<numRunways; ++r) {
     FGRunway* rwy = mRunways[r];
@@ -189,25 +207,42 @@ bool FGAirport::hasHardRunwayOfLengthFt(double aLengthFt) const
 
 unsigned int FGAirport::numTaxiways() const
 {
+  loadTaxiways();
   return mTaxiways.size();
 }
 
 FGTaxiway* FGAirport::getTaxiwayByIndex(unsigned int aIndex) const
 {
+  loadTaxiways();
   assert(aIndex >= 0 && aIndex < mTaxiways.size());
   return mTaxiways[aIndex];
 }
 
+unsigned int FGAirport::numPavements() const
+{
+  loadTaxiways();
+  return mPavements.size();
+}
+
+FGPavement* FGAirport::getPavementByIndex(unsigned int aIndex) const
+{
+  loadTaxiways();
+  assert(aIndex >= 0 && aIndex < mPavements.size());
+  return mPavements[aIndex];
+}
+
 void FGAirport::setRunwaysAndTaxiways(vector<FGRunwayPtr>& rwys,
-       vector<FGTaxiwayPtr>& txwys)
+       vector<FGTaxiwayPtr>& txwys,
+       vector<FGPavementPtr>& pvts)
 {
   mRunways.swap(rwys);
   Runway_iterator it = mRunways.begin();
   for (; it != mRunways.end(); ++it) {
     (*it)->setAirport(this);
   }
-  
+
   mTaxiways.swap(txwys);
+  mPavements.swap(pvts);
 }
 
 FGRunway* FGAirport::getActiveRunwayForUsage() const
@@ -217,13 +252,17 @@ FGRunway* FGAirport::getActiveRunwayForUsage() const
     envMgr = (FGEnvironmentMgr *) globals->get_subsystem("environment");
   }
   
-  FGEnvironment stationWeather(envMgr->getEnvironment(mPosition));
+  // This forces West-facing rwys to be used in no-wind situations
+  // which is consistent with Flightgear's initial setup.
+  double hdg = 270;
   
-  double windSpeed = stationWeather.get_wind_speed_kt();
-  double hdg = stationWeather.get_wind_from_heading_deg();
-  if (windSpeed <= 0.0) {
-    hdg = 270;	// This forces West-facing rwys to be used in no-wind situations
-    // which is consistent with Flightgear's initial setup.
+  if (envMgr) {
+    FGEnvironment stationWeather(envMgr->getEnvironment(mPosition));
+  
+    double windSpeed = stationWeather.get_wind_speed_kt();
+    if (windSpeed > 0.0) {
+      hdg = stationWeather.get_wind_from_heading_deg();
+    }
   }
   
   return findBestRunwayForHeading(hdg);
@@ -257,7 +296,7 @@ bool FGAirport::HardSurfaceFilter::passAirport(FGAirport* aApt) const
 FGAirport* FGAirport::findByIdent(const std::string& aIdent)
 {
   FGPositionedRef r;
-  AirportFilter filter;
+  PortsFilter filter;
   r = FGPositioned::findNextWithPartialId(r, aIdent, &filter);
   if (!r) {
     return NULL; // we don't warn here, let the caller do that
@@ -268,7 +307,7 @@ FGAirport* FGAirport::findByIdent(const std::string& aIdent)
 FGAirport* FGAirport::getByIdent(const std::string& aIdent)
 {
   FGPositionedRef r;
-  AirportFilter filter;
+  PortsFilter filter;
   r = FGPositioned::findNextWithPartialId(r, aIdent, &filter);
   if (!r) {
     throw sg_range_exception("No such airport with ident: " + aIdent);
@@ -293,13 +332,88 @@ const FGAirport *fgFindAirportID( const string& id)
     return FGAirport::findByIdent(id);
 }
 
+void FGAirport::loadRunways() const
+{
+  if (mRunwaysLoaded) {
+    return; // already loaded, great
+  }
+  
+  mRunwaysLoaded = true;
+  loadSceneryDefintions();
+}
+
+void FGAirport::loadTaxiways() const
+{
+  if (mTaxiwaysLoaded) {
+    return; // already loaded, great
+  }
+}
+
+void FGAirport::loadSceneryDefintions() const
+{  
+  // allow users to disable the scenery data in the short-term
+  // longer term, this option can probably disappear
+  if (!fgGetBool("/sim/paths/use-custom-scenery-data")) {
+    return; 
+  }
+  
+  SGPath path;
+  SGPropertyNode_ptr rootNode = new SGPropertyNode;
+  if (XMLLoader::findAirportData(ident(), "threshold", path)) {
+    readProperties(path.str(), rootNode);
+    const_cast<FGAirport*>(this)->readThresholdData(rootNode);
+  }
+  
+  // repeat for the tower data
+  rootNode = new SGPropertyNode;
+  if (XMLLoader::findAirportData(ident(), "twr", path)) {
+    readProperties(path.str(), rootNode);
+    const_cast<FGAirport*>(this)->readTowerData(rootNode);
+  }
+}
+
+void FGAirport::readThresholdData(SGPropertyNode* aRoot)
+{
+  SGPropertyNode* runway;
+  int runwayIndex = 0;
+  for (; (runway = aRoot->getChild("runway", runwayIndex)) != NULL; ++runwayIndex) {
+    SGPropertyNode* t0 = runway->getChild("threshold", 0),
+      *t1 = runway->getChild("threshold", 1);
+    assert(t0);
+    assert(t1); // too strict? mayeb we should finally allow single-ended runways
+    
+    processThreshold(t0);
+    processThreshold(t1);
+  } // of runways iteration
+}
+
+void FGAirport::processThreshold(SGPropertyNode* aThreshold)
+{
+  // first, let's identify the current runway
+  string id(aThreshold->getStringValue("rwy"));
+  if (!hasRunwayWithIdent(id)) {
+    SG_LOG(SG_GENERAL, SG_WARN, "FGAirport::processThreshold: "
+      "found runway not defined in the global data:" << ident() << "/" << id);
+    return;
+  }
+  
+  FGRunway* rwy = getRunwayByIdent(id);
+  rwy->processThreshold(aThreshold);
+}
+
+void FGAirport::readTowerData(SGPropertyNode* aRoot)
+{
+  SGPropertyNode* twrNode = aRoot->getChild("tower")->getChild("twr");
+  double lat = twrNode->getDoubleValue("lat"), 
+    lon = twrNode->getDoubleValue("lon"), 
+    elevM = twrNode->getDoubleValue("elev-m");
+    
+  _tower_location = SGGeod::fromDegM(lon, lat, elevM);
+}
 
 // get airport elevation
 double fgGetAirportElev( const string& id )
 {
-    SG_LOG( SG_GENERAL, SG_BULK,
-            "Finding elevation for airport: " << id );
-
     const FGAirport *a=fgFindAirportID( id);
     if (a) {
         return a->getElevation();
@@ -310,16 +424,13 @@ double fgGetAirportElev( const string& id )
 
 
 // get airport position
-Point3D fgGetAirportPos( const string& id )
+SGGeod fgGetAirportPos( const string& id )
 {
-    SG_LOG( SG_ATC, SG_BULK,
-            "Finding position for airport: " << id );
-
     const FGAirport *a = fgFindAirportID( id);
 
     if (a) {
-        return Point3D(a->getLongitude(), a->getLatitude(), a->getElevation());
+        return SGGeod::fromDegM(a->getLongitude(), a->getLatitude(), a->getElevation());
     } else {
-        return Point3D(0.0, 0.0, -9999.0);
+        return SGGeod::fromDegM(0.0, 0.0, -9999.0);
     }
 }