1 // ExternalNet.hxx -- an net interface to an external flight dynamics model
3 // Written by Curtis Olson, started November 2001.
5 // Copyright (C) 2001 Curtis L. Olson - curt@flightgear.org
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #include <simgear/debug/logstream.hxx>
25 #include "ExternalNet.hxx"
28 FGExternalNet::FGExternalNet( double dt ) {
34 if ( ! data_client.open( false ) ) {
35 SG_LOG( SG_FLIGHT, SG_ALERT, "Error opening client data channel" );
39 data_client.setBlocking( false );
41 // server receives data
42 if ( ! data_server.open( false ) ) {
43 SG_LOG( SG_FLIGHT, SG_ALERT, "Error opening client server channel" );
46 // we want to block for incoming data in order to syncronize frame
48 data_server.setBlocking( true );
52 FGExternalNet::~FGExternalNet() {
58 // Initialize the ExternalNet flight model, dt is the time increment
59 // for each subsequent iteration through the EOM
60 void FGExternalNet::init() {
61 // cout << "FGExternalNet::init()" << endl;
65 // Run an iteration of the EOM. This is a NOP here because the flight
66 // model values are getting filled in elsewhere (most likely from some
68 bool FGExternalNet::update( int multiloop ) {
69 // cout << "FGExternalNet::update()" << endl;