Re: [Flightgear-devel] Help with bi-directional TCP "generic" protocol

[Curtis O. <cur...@gm...>]

You may want to try setting up 2 uni-directional interfaces rather than one
bi-directional interface?  I'm not sure if the bidirectional option has ever
been implemented for socket connections?

Curt.


On 4/3/07, Lorne McIntosh  wrote:
>
> I should add that I'm running FG 0.9.10, which is a year old at this
> point.
> Might this be fixed in the latest CVS? I'm just hesitant to go to the work
> of compiling it without knowing it's been fixed...
>
> Lorne
>
> -----Original Message-----
> From: fli...@li...
> [mailto:fli...@li...] On Behalf Of Lorne
> McIntosh
> Sent: Saturday, March 31, 2007 12:13 PM
> To: fli...@li...
> Subject: [Flightgear-devel] Help with bi-directional TCP "generic"
> protocol
>
> Hi all,
>
> I'm trying to use the "generic" protocol to interface with flightgear:
> --generic=socket,bi,50,,5500,tcp,uavInterface
>
> After starting flightgear, I'm connecting to it with a telnet client:
> telnet localhost 5500
>
> It connects successfully, but I don't receive any data. I've checked with
> WireShark, and indeed FG isn't sending anything after the initial TCP
> handshake. Anything I type is sent ok (according to WireShark), and FG
> returns an ACK for each packet. The simulation fails to respond, however.
>
> Any ideas? The contents of my XML file are included below.
>
> Thanks,
> Lorne
>
>
> ====uavInterface.xml====
>
> <?xml version="1.0"?>
> <PropertyList>
>   <generic>
>
>     <!-- INPUT -->
>     <input>
>
>       <line_separator>@</line_separator>
>       <var_separator>,</var_separator>
>
>       <chunk>
>         <name>aileron</name>
>         <type>float</type>
>         <node>/controls/flight/aileron</node>
>       </chunk>
>
>       <chunk>
>         <name>elevator</name>
>         <type>float</type>
>         <node>/controls/flight/elevator</node>
>       </chunk>
>
>       <chunk>
>         <name>rudder</name>
>         <type>float</type>
>         <node>/controls/flight/rudder</node>
>       </chunk>
>
>       <chunk>
>         <name>throttle</name>
>         <type>float</type>
>         <node>/controls/engines/engine[0]/throttle</node>
>       </chunk>
>
>     </input>
>
>     <!-- OUTPUT -->
>     <output>
>
>       <line_separator>@</line_separator>
>       <var_separator>,</var_separator>
>
>       <!-- Position -->
>       <chunk>
>         <name>latitude-deg</name>
>         <type>float</type>
>         <format>%f</format>
>         <node>/position/latitude-deg</node>
>       </chunk>
>
>       <chunk>
>         <name>longitude-deg</name>
>         <type>float</type>
>         <format>%f</format>
>         <node>/position/longitude-deg</node>
>       </chunk>
>
>       <chunk>
>         <name>altitude-ft</name>
>         <type>float</type>
>         <format>%f</format>
>         <node>/position/altitude-ft</node>
>       </chunk>
>
>       <!-- Orientation -->
>       <chunk>
>         <name>roll-deg</name>
>         <type>float</type>
>         <format>%f</format>
>         <node>/orientation/roll-deg</node>
>       </chunk>
>
>       <chunk>
>         <name>pitch-deg</name>
>         <type>float</type>
>         <format>%f</format>
>         <node>/orientation/pitch-deg</node>
>       </chunk>
>
>       <chunk>
>         <name>heading-deg</name>
>         <type>float</type>
>         <format>%f</format>
>         <node>/orientation/heading-deg</node>
>       </chunk>
>
>     </output>
>
>   </generic>
> </PropertyList>
>
>
> -------------------------------------------------------------------------
> Take Surveys. Earn Cash. Influence the Future of IT
> Join SourceForge.net's Techsay panel and you'll get the chance to share
> your
> opinions on IT & business topics through brief surveys-and earn cash
> http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV
> _______________________________________________
> Flightgear-devel mailing list
> Fli...@li...
> https://lists.sourceforge.net/lists/listinfo/flightgear-devel
>
>
> -------------------------------------------------------------------------
> Take Surveys. Earn Cash. Influence the Future of IT
> Join SourceForge.net's Techsay panel and you'll get the chance to share
> your
> opinions on IT & business topics through brief surveys-and earn cash
> http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV
> _______________________________________________
> Flightgear-devel mailing list
> Fli...@li...
> https://lists.sourceforge.net/lists/listinfo/flightgear-devel
>



-- 
Curtis Olson - University of Minnesota - FlightGear Project
http://baron.flightgear.org/~curt/  http://www.humanfirst.umn.edu/
http://www.flightgear.org
Unique text: 2f585eeea02e2c79d7b1d8c4963bae2d