Various tweaks to ATC Flight Sim hardware inputs/outputs.

[flightgear.git] / src / Network / net_gui.hxx

diff --git a/src/Network/net_gui.hxx b/src/Network/net_gui.hxx
index d99735a3ed5b77453ebaf50e0c28a9fe93474f5f..acc35606f5f0e9d39966a6fc485b7d9157c8aeb2 100644 (file)
--- a/src/Network/net_gui.hxx
+++ b/src/Network/net_gui.hxx
@@ -1,23 +1,9 @@
 // net_gui.hxx -- defines a simple subset I/O interface to the flight
 //                     dynamics model variables
 //
-// Written by Curtis Olson, started January 2002.
+// Written by Curtis Olson - curt@flightgear.com, started January 2002.
 //
-// Copyright (C) 2002  Curtis L. Olson  - curt@flightgear.com
-//
-// This program is free software; you can redistribute it and/or
-// modify it under the terms of the GNU General Public License as
-// published by the Free Software Foundation; either version 2 of the
-// License, or (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful, but
-// WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-// General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program; if not, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+// This file is in the Public Domain, and comes with no warranty.
 //
 // $Id$
 
@@ -31,7 +17,7 @@
 #endif                                   
 
 
-const int FG_NET_GUI_VERSION = 3;
+const int FG_NET_GUI_VERSION = 4;
 
 
 // Define a structure containing the top level flight dynamics model
@@ -73,6 +59,7 @@ public:
     // Environment
     time_t cur_time;            // current unix time
     long int warp;              // offset in seconds to unix time
+    float ground_elev;          // ground elev (meters)
 
     // Approach
     float tuned_freq;           // currently tuned frequency