static void global2raw( FGRawCtrls *raw ) {
int i;
- static const SGPropertyNode *aileron
- = fgGetNode("/controls/aileron");
- static const SGPropertyNode *elevator
- = fgGetNode("/controls/elevator");
- static const SGPropertyNode *elevator_trim
- = fgGetNode("/controls/elevator-trim");
- static const SGPropertyNode *rudder
- = fgGetNode("/controls/rudder");
- static const SGPropertyNode *flaps
- = fgGetNode("/controls/flaps");
- char buf[256];
-
// fill in values
+ SGPropertyNode * node = fgGetNode("/controls", true);
raw->version = FG_RAW_CTRLS_VERSION;
- raw->aileron = fgGetDouble( "/controls/aileron" );
- raw->elevator = fgGetDouble( "/controls/elevator" );
- raw->elevator_trim = fgGetDouble( "/controls/elevator-trim" );
- raw->rudder = fgGetDouble( "/controls/rudder" );
- raw->flaps = fgGetDouble( "/controls/flaps" );
- for ( i = 0; i < FG_MAX_ENGINES; ++i ) {
- sprintf( buf, "/controls/throttle[%d]", i );
- raw->throttle[i] = fgGetDouble( buf );
- sprintf( buf, "/controls/mixture[%d]", i );
- raw->mixture[i] = fgGetDouble( buf );
- sprintf( buf, "/controls/propeller-pitch[%d]", i );
- raw->prop_advance[i] = fgGetDouble( buf );
+ raw->aileron = node->getDoubleValue( "aileron" );
+ raw->elevator = node->getDoubleValue( "elevator" );
+ raw->elevator_trim = node->getDoubleValue( "elevator-trim" );
+ raw->rudder = node->getDoubleValue( "rudder" );
+ raw->flaps = node->getDoubleValue( "flaps" );
+ raw->num_engines = FGRawCtrls::FG_MAX_ENGINES;
+ for ( i = 0; i < FGRawCtrls::FG_MAX_ENGINES; ++i ) {
+ raw->throttle[i] = node->getDoubleValue( "throttle", 0.0 );
+ raw->mixture[i] = node->getDoubleValue( "mixture", 0.0 );
+ raw->prop_advance[i] = node->getDoubleValue( "propeller-pitch", 0.0 );
+ raw->magnetos[i] = node->getIntValue( "magnetos", 0 );
+ if ( i == 0 ) {
+ // cout << "Magnetos -> " << node->getIntValue( "magnetos", 0 );
+ }
+ raw->starter[i] = node->getBoolValue( "starter", false );
+ if ( i == 0 ) {
+ // cout << " Starter -> " << node->getIntValue( "stater", false )
+ // << endl;
+ }
+ }
+ raw->num_tanks = FGRawCtrls::FG_MAX_TANKS;
+ for ( i = 0; i < FGRawCtrls::FG_MAX_TANKS; ++i ) {
+ if ( node->getChild("fuel-selector", i) != 0 ) {
+ raw->fuel_selector[i]
+ = node->getChild("fuel-selector", i)->getDoubleValue();
+ } else {
+ raw->fuel_selector[i] = false;
+ }
}
- for ( i = 0; i < FG_MAX_WHEELS; ++i ) {
- sprintf( buf, "/controls/brakes[%d]", i );
- raw->brake[i] = fgGetDouble( buf );
+ raw->num_wheels = FGRawCtrls::FG_MAX_WHEELS;
+ for ( i = 0; i < FGRawCtrls::FG_MAX_WHEELS; ++i ) {
+ if ( node->getChild("brakes", i) != 0 ) {
+ raw->brake[i]
+ = node->getChild("brakes", i)->getDoubleValue();
+ } else {
+ raw->brake[i] = 0.0;
+ }
}
raw->hground = fgGetDouble( "/environment/ground-elevation-m" );
+ raw->magvar = fgGetDouble("/environment/magnetic-variation-deg");
+ raw->speedup = fgGetInt("/sim/speed-up");
// convert to network byte order
raw->version = htonl(raw->version);
htond(raw->elevator_trim);
htond(raw->rudder);
htond(raw->flaps);
- for ( i = 0; i < FG_MAX_ENGINES; ++i ) {
+ for ( i = 0; i < FGRawCtrls::FG_MAX_ENGINES; ++i ) {
htond(raw->throttle[i]);
htond(raw->mixture[i]);
htond(raw->prop_advance[i]);
+ raw->magnetos[i] = htonl(raw->magnetos[i]);
+ raw->starter[i] = htonl(raw->starter[i]);
}
- for ( i = 0; i < FG_MAX_WHEELS; ++i ) {
+ raw->num_engines = htonl(raw->num_engines);
+ for ( i = 0; i < FGRawCtrls::FG_MAX_TANKS; ++i ) {
+ raw->fuel_selector[i] = htonl(raw->fuel_selector[i]);
+ }
+ raw->num_tanks = htonl(raw->num_tanks);
+ for ( i = 0; i < FGRawCtrls::FG_MAX_WHEELS; ++i ) {
htond(raw->brake[i]);
}
+ raw->num_wheels = htonl(raw->num_wheels);
htond(raw->hground);
-
+ htond(raw->magvar);
+ raw->speedup = htonl(raw->speedup);
}
static void net2global( FGNetFDM *net ) {
+ int i;
+
// Convert to the net buffer from network format
net->version = ntohl(net->version);
+
htond(net->longitude);
htond(net->latitude);
htond(net->altitude);
htond(net->phi);
htond(net->theta);
htond(net->psi);
+
+ htond(net->phidot);
+ htond(net->thetadot);
+ htond(net->psidot);
htond(net->vcas);
htond(net->climb_rate);
+
+ htond(net->A_X_pilot);
+ htond(net->A_Y_pilot);
+ htond(net->A_Z_pilot);
+
+ net->num_engines = htonl(net->num_engines);
+ for ( i = 0; i < net->num_engines; ++i ) {
+ htonl(net->eng_state[i]);
+ htond(net->rpm[i]);
+ htond(net->fuel_flow[i]);
+ htond(net->EGT[i]);
+ htond(net->oil_temp[i]);
+ htond(net->oil_px[i]);
+ }
+
+ net->num_tanks = htonl(net->num_tanks);
+ for ( i = 0; i < net->num_tanks; ++i ) {
+ htond(net->fuel_quantity[i]);
+ }
+
+ net->num_wheels = htonl(net->num_wheels);
+ // I don't need to convert the Wow flags, since they are one byte in size
+ htond(net->flap_deflection);
+
net->cur_time = ntohl(net->cur_time);
net->warp = ntohl(net->warp);
htond(net->visibility);
if ( net->version == FG_NET_FDM_VERSION ) {
// cout << "pos = " << net->longitude << " " << net->latitude << endl;
- // cout << "sea level rad = " << cur_fdm_state->get_Sea_level_radius() << endl;
+ // cout << "sea level rad = " << cur_fdm_state->get_Sea_level_radius()
+ // << endl;
cur_fdm_state->_updateGeodeticPosition( net->latitude,
net->longitude,
net->altitude
cur_fdm_state->_set_Euler_Angles( net->phi,
net->theta,
net->psi );
+ cur_fdm_state->_set_Euler_Rates( net->phidot,
+ net->thetadot,
+ net->psidot );
cur_fdm_state->_set_V_calibrated_kts( net->vcas );
cur_fdm_state->_set_Climb_Rate( net->climb_rate );
+ cur_fdm_state->_set_Accels_Pilot_Body( net->A_X_pilot,
+ net->A_Y_pilot,
+ net->A_Z_pilot );
+
+ for ( i = 0; i < net->num_engines; ++i ) {
+ SGPropertyNode *node = fgGetNode( "engines/engine", i, true );
+
+ // node->setBoolValue("running", t->isRunning());
+ // node->setBoolValue("cranking", t->isCranking());
+
+ // cout << net->eng_state[i] << endl;
+ if ( net->eng_state[i] == 0 ) {
+ node->setBoolValue( "cranking", false );
+ node->setBoolValue( "running", false );
+ } else if ( net->eng_state[i] == 1 ) {
+ node->setBoolValue( "cranking", true );
+ node->setBoolValue( "running", false );
+ } else if ( net->eng_state[i] == 2 ) {
+ node->setBoolValue( "cranking", false );
+ node->setBoolValue( "running", true );
+ }
+
+ node->setDoubleValue( "rpm", net->rpm[i] );
+ node->setDoubleValue( "fuel-flow-gph", net->fuel_flow[i] );
+ node->setDoubleValue( "egt-degf", net->EGT[i] );
+ node->setDoubleValue( "oil-temperature-degf", net->oil_temp[i] );
+ node->setDoubleValue( "oil-pressure-psi", net->oil_px[i] );
+ }
+
+ for (i = 0; i < net->num_tanks; ++i ) {
+ SGPropertyNode * node
+ = fgGetNode("/consumables/fuel/tank", i, true);
+ node->setDoubleValue("level-gal_us", net->fuel_quantity[i] );
+ }
+
+ for (i = 0; i < net->num_wheels; ++i ) {
+ SGPropertyNode * node
+ = fgGetNode("/gear/gear", i, true);
+ node->setDoubleValue("wow", net->wow[i] );
+ }
+
+ fgSetDouble("/surface-positions/flap-pos-norm", net->flap_deflection);
+ SGPropertyNode * node = fgGetNode("/controls", true);
+ fgSetDouble("/surface-positions/elevator-pos-norm",
+ node->getDoubleValue( "elevator" ));
+ fgSetDouble("/surface-positions/rudder-pos-norm",
+ node->getDoubleValue( "rudder" ));
+ fgSetDouble("/surface-positions/left-aileron-pos-norm",
+ node->getDoubleValue( "aileron" ));
+ fgSetDouble("/surface-positions/right-aileron-pos-norm",
+ -node->getDoubleValue( "aileron" ));
/* these are ignored for now ... */
/*
}
-FGExternalNet::FGExternalNet( double dt, int dop, int dip, int cp,
- string host )
+FGExternalNet::FGExternalNet( double dt, string host, int dop, int dip, int cp )
{
- set_delta_t( dt );
+// set_delta_t( dt );
valid = true;
valid = false;
}
- // we want to block for incoming data in order to syncronize frame
- // rates.
- data_server.setBlocking( false /* don't block while testing */ );
- // data_server.setBlocking( true /* don't block while testing */ );
+ // disable blocking
+ data_server.setBlocking( false );
+
+ // allowed to read from a broadcast addr
+ // data_server.setBroadcast( true );
// if we bind to fdm_host = "" then we accept messages from
// anyone.
- if ( data_server.bind( fdm_host.c_str(), data_in_port ) == -1 ) {
+ if ( data_server.bind( "", data_in_port ) == -1 ) {
printf("error binding to port %d\n", data_in_port);
valid = false;
}
sprintf( cmd, "/longitude-deg?value=%.8f", lon );
new HTTPClient( fdm_host.c_str(), cmd_port, cmd );
- cout << "before loop()" << endl;
+// cout << "before loop()" << endl;
netChannel::loop(0);
- cout << "here" << endl;
+// cout << "here" << endl;
sprintf( cmd, "/latitude-deg?value=%.8f", lat );
new HTTPClient( fdm_host.c_str(), cmd_port, cmd );
new HTTPClient( fdm_host.c_str(), cmd_port, cmd );
netChannel::loop(0);
+ SG_LOG( SG_IO, SG_INFO, "before sending reset command." );
+
sprintf( cmd, "/reset?value=ground" );
new HTTPClient( fdm_host.c_str(), cmd_port, cmd );
netChannel::loop(0);
+
+ SG_LOG( SG_IO, SG_INFO, "Remote FDM init() finished." );
}
-// Run an iteration of the EOM. This is a NOP here because the flight
-// model values are getting filled in elsewhere (most likely from some
-// external source.)
-void FGExternalNet::update( int multiloop ) {
+// Run an iteration of the EOM.
+void FGExternalNet::update( double dt ) {
int length;
int result;
+ if (is_suspended())
+ return;
+
// Send control positions to remote fdm
length = sizeof(ctrls);
global2raw( &ctrls );
if ( data_client.send( (char *)(& ctrls), length, 0 ) != length ) {
- SG_LOG( SG_IO, SG_ALERT, "Error writing data." );
+ SG_LOG( SG_IO, SG_DEBUG, "Error writing data." );
+ } else {
+ SG_LOG( SG_IO, SG_DEBUG, "wrote control data." );
}
// Read next set of FDM data (blocking enabled to maintain 'sync')
length = sizeof(fdm);
- if ( (result = data_server.recv( (char *)(& fdm), length, 0)) >= 0 ) {
+ while ( (result = data_server.recv( (char *)(& fdm), length, 0)) >= 0 ) {
SG_LOG( SG_IO, SG_DEBUG, "Success reading data." );
net2global( &fdm );
}