Added a specific "altas" format for output which includes a proprietary string

to convey the radio stack settings.

src/Main/fg_io.cxx

@@ -34,14 +34,15 @@
 #include <simgear/timing/timestamp.hxx>
 
 #include <Network/protocol.hxx>
-#include <Network/native.hxx>
+#include <Network/atlas.hxx>
 #include <Network/garmin.hxx>
+#include <Network/joyclient.hxx>
+#include <Network/native.hxx>
 #include <Network/nmea.hxx>
 #include <Network/props.hxx>
 #include <Network/pve.hxx>
 #include <Network/ray.hxx>
 #include <Network/rul.hxx>
-#include <Network/joyclient.hxx>
 
 #include "globals.hxx"
 
@@ -72,12 +73,18 @@ static FGProtocol *parse_port_config( const string& config )
     FG_LOG( FG_IO, FG_INFO, "  protocol = " << protocol );
 
     FGProtocol *io;
-    if ( protocol == "native" ) {
+    if ( protocol == "atlas" ) {
-	FGNative *native = new FGNative;
+	FGAtlas *atlas = new FGAtlas;
-	io = native;
+	io = atlas;
     } else if ( protocol == "garmin" ) {
 	FGGarmin *garmin = new FGGarmin;
 	io = garmin;
+    } else if ( protocol == "joyclient" ) {
+	FGJoyClient *joyclient = new FGJoyClient;
+	io = joyclient;
+    } else if ( protocol == "native" ) {
+	FGNative *native = new FGNative;
+	io = native;
     } else if ( protocol == "nmea" ) {
 	FGNMEA *nmea = new FGNMEA;
 	io = nmea;
@@ -93,9 +100,6 @@ static FGProtocol *parse_port_config( const string& config )
     } else if ( protocol == "rul" ) {
 	FGRUL *rul = new FGRUL;
 	io = rul;
-    } else if ( protocol == "joyclient" ) {
-	FGJoyClient *joyclient = new FGJoyClient;
-	io = joyclient;
     } else {
 	return NULL;
     }

src/Main/options.cxx

@@ -765,6 +765,8 @@ parse_option (const string& arg)
         fgSetString("/sim/hud/frame-stat-type", "tris");
     } else if ( arg == "--hud-culled" ) {
         fgSetString("/sim/hud/frame-stat-type", "culled");
+    } else if ( arg.find( "--atlas=" ) != string::npos ) {
+	parse_channel( "atlas", arg.substr(8) );
     } else if ( arg.find( "--native=" ) != string::npos ) {
 	parse_channel( "native", arg.substr(9) );
     } else if ( arg.find( "--garmin=" ) != string::npos ) {

src/Network/atlas.cxx

@@ -451,6 +451,56 @@ bool FGAtlas::parse_message() {
     
  	    FG_LOG( FG_IO, FG_INFO, " altitude  = " << altitude );
 
+	} else if ( sentence == "PATLA" ) {
+	    // nav1 freq
+	    end = msg.find(",", begin);
+	    if ( end == string::npos ) {
+		return false;
+	    }
+    
+	    string nav1_freq = msg.substr(begin, end - begin);
+	    begin = end + 1;
+	    FG_LOG( FG_IO, FG_INFO, "  nav1_freq = " << nav1_freq );
+
+	    // nav1 selected radial
+	    end = msg.find(",", begin);
+	    if ( end == string::npos ) {
+		return false;
+	    }
+    
+	    string nav1_rad = msg.substr(begin, end - begin);
+	    begin = end + 1;
+	    FG_LOG( FG_IO, FG_INFO, "  nav1_rad = " << nav1_rad );
+
+	    // nav2 freq
+	    end = msg.find(",", begin);
+	    if ( end == string::npos ) {
+		return false;
+	    }
+    
+	    string nav2_freq = msg.substr(begin, end - begin);
+	    begin = end + 1;
+	    FG_LOG( FG_IO, FG_INFO, "  nav2_freq = " << nav2_freq );
+
+	    // nav2 selected radial
+	    end = msg.find(",", begin);
+	    if ( end == string::npos ) {
+		return false;
+	    }
+    
+	    string nav2_rad = msg.substr(begin, end - begin);
+	    begin = end + 1;
+	    FG_LOG( FG_IO, FG_INFO, "  nav2_rad = " << nav2_rad );
+
+	    // adf freq
+	    end = msg.find("*", begin);
+	    if ( end == string::npos ) {
+		return false;
+	    }
+    
+	    string adf_freq = msg.substr(begin, end - begin);
+	    begin = end + 1;
+	    FG_LOG( FG_IO, FG_INFO, "  adf_freq = " << adf_freq );
 	}
 
 	// printf("%.8f %.8f\n", lon, lat);