X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FAIModel%2FAIFlightPlan.cxx;h=438d9912552993126bd992e9bc62ebdfdabd8125;hb=90b2d25671d60ff3c5561791676f27d31676904c;hp=f18f0a346c6162aa6867fa01fab0a621d0179b39;hpb=7783e6495336cb7ed83778381701c521c43a102f;p=flightgear.git

diff --git a/src/AIModel/AIFlightPlan.cxx b/src/AIModel/AIFlightPlan.cxx
index f18f0a346..438d99125 100644
--- a/src/AIModel/AIFlightPlan.cxx
+++ b/src/AIModel/AIFlightPlan.cxx
@@ -20,28 +20,31 @@
 #  include <config.h>
 #endif
 
+#include <iostream>
+
 #include <simgear/misc/sg_path.hxx>
 #include <simgear/debug/logstream.hxx>
 #include <simgear/route/waypoint.hxx>
 #include <simgear/math/sg_geodesy.hxx>
 #include <simgear/structure/exception.hxx>
 #include <simgear/constants.h>
-#ifdef __BORLANDC__
-#  define exception c_exception
-#endif
 #include <simgear/props/props.hxx>
+#include <simgear/props/props_io.hxx>
+
 #include <Main/globals.hxx>
 #include <Main/fg_props.hxx>
 #include <Main/fg_init.hxx>
 #include <Airports/simple.hxx>
 #include <Airports/runways.hxx>
-
+#include <Airports/groundnetwork.hxx>
 
 #include <Environment/environment_mgr.hxx>
 #include <Environment/environment.hxx>
 
 #include "AIFlightPlan.hxx"
 
+using std::cerr;
+
 
 FGAIFlightPlan::FGAIFlightPlan(const string& filename)
 {
@@ -378,6 +381,10 @@ void FGAIFlightPlan::setLeadDistance(double speed, double bearing,
   // At a turn rate of 30 degrees per second, it takes 12 seconds to do a full 360 degree turn
   // So, to get an estimate of the turn radius, calculate the cicumference of the circle
   // we travel on. Get the turn radius by dividing by PI (*2).
+  if (speed < 0.5) {
+        lead_distance = 0.5;
+        return;
+  }
   if (speed < 25) {
        turn_radius = ((360/30)*15) / (2*M_PI);
   } else