From 2c3dc5fca1f7b3669bc62c476a901842ab917dce Mon Sep 17 00:00:00 2001
From: durk <durk>
Date: Thu, 31 May 2007 19:53:53 +0000
Subject: [PATCH] -Minor fix: Only read traffic from data/Traffic/fgtraffic.xml
 if that path really exists. - Added a comment explaining why the first 1000
 frames are skipped.

---
 src/Traffic/TrafficMgr.cxx | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Traffic/TrafficMgr.cxx b/src/Traffic/TrafficMgr.cxx
index d4bf83fbb..86be2196c 100644
--- a/src/Traffic/TrafficMgr.cxx
+++ b/src/Traffic/TrafficMgr.cxx
@@ -124,7 +124,8 @@ void FGTrafficManager::init()
    */ 
   SGPath path = aircraftDir;
   path.append("Traffic/fgtraffic.xml");
-  readXML(path.str(),*this);
+  if (path.exists())
+    readXML(path.str(),*this);
 
   aircraftDir.append("AI/Aircraft");
   if (aircraftDir.exists())
@@ -169,6 +170,9 @@ void FGTrafficManager::init()
 void FGTrafficManager::update(double /*dt*/)
 {
   //SG_LOG( SG_GENERAL, SG_INFO, "Running TrafficManager::Update() ");
+  // Hack alert: Skip running for the first frames 1000 after 
+  // initialization to allow proper initialization of wheather stuff 
+  // and runway assignments
   if (runCount < 1000)
     {
       runCount++;