#include <Scenery/scenery.hxx>
// all the FDMs, since we are the factory method
-#if ENABLE_SP_FDM
+#ifdef ENABLE_SP_FDM
#include <FDM/SP/ADA.hxx>
#include <FDM/SP/ACMS.hxx>
#include <FDM/SP/MagicCarpet.hxx>
#endif
#include <FDM/ExternalNet/ExternalNet.hxx>
#include <FDM/ExternalPipe/ExternalPipe.hxx>
+
+#ifdef ENABLE_JSBSIM
#include <FDM/JSBSim/JSBSim.hxx>
+#endif
+
+#ifdef ENABLE_LARCSIM
#include <FDM/LaRCsim/LaRCsim.hxx>
+#endif
+
#include <FDM/UFO.hxx>
#include <FDM/NullFDM.hxx>
-#include <FDM/YASim/YASim.hxx>
-/*
- * Evil global variable required by Network/FGNative,
- * see that class for more information
- */
-FGInterface* evil_global_fdm_state = NULL;
+#ifdef ENABLE_YASIM
+#include <FDM/YASim/YASim.hxx>
+#endif
FDMShell::FDMShell() :
+ _tankProperties( fgGetNode("/consumables/fuel", true) ),
_impl(NULL),
_dataLogging(false)
{
{
_props = globals->get_props();
fgSetBool("/sim/fdm-initialized", false);
+
+ _wind_north = _props->getNode("environment/wind-from-north-fps", true);
+ _wind_east = _props->getNode("environment/wind-from-east-fps", true);
+ _wind_down = _props->getNode("environment/wind-from-down-fps", true);
+ _control_fdm_atmo = _props->getNode("environment/params/control-fdm-atmosphere", true);
+ _temp_degc = _props->getNode("environment/temperature-degc", true);
+ _pressure_inhg = _props->getNode("environment/pressure-inhg", true);
+ _density_slugft = _props->getNode("environment/density-slugft3", true);
+ _data_logging = _props->getNode("/sim/temp/fdm-data-logging", true);
+ _replay_master = _props->getNode("/sim/freeze/replay-state", true);
+
createImplementation();
}
{
if (_impl) {
fgSetBool("/sim/fdm-initialized", false);
- evil_global_fdm_state = NULL;
_impl->unbind();
delete _impl;
_impl = NULL;
void FDMShell::bind()
{
+ _tankProperties.bind();
if (_impl && _impl->get_inited()) {
if (_impl->get_bound()) {
throw sg_exception("FDMShell::bind of bound FGInterface impl");
}
-
_impl->bind();
}
}
void FDMShell::unbind()
{
if( _impl ) _impl->unbind();
+ _tankProperties.unbind();
}
void FDMShell::update(double dt)
double lon = fgGetDouble("/sim/presets/longitude-deg");
double lat = fgGetDouble("/sim/presets/latitude-deg");
- double range = 1000.0; // in metres
+ double range = 1000.0; // in meters
SGGeod geod = SGGeod::fromDeg(lon, lat);
if (globals->get_scenery()->scenery_available(geod, range)) {
SG_LOG(SG_FLIGHT, SG_INFO, "Scenery loaded, will init FDM");
}
_impl->bind();
- evil_global_fdm_state = _impl;
fgSetBool("/sim/fdm-initialized", true);
fgSetBool("/sim/signals/fdm-initialized", true);
}
// pull environmental data in, since the FDMs are lazy
_impl->set_Velocities_Local_Airmass(
- _props->getDoubleValue("environment/wind-from-north-fps", 0.0),
- _props->getDoubleValue("environment/wind-from-east-fps", 0.0),
- _props->getDoubleValue("environment/wind-from-down-fps", 0.0));
+ _wind_north->getDoubleValue(),
+ _wind_east->getDoubleValue(),
+ _wind_down->getDoubleValue());
- if (_props->getBoolValue("environment/params/control-fdm-atmosphere")) {
+ if (_control_fdm_atmo->getBoolValue()) {
// convert from Rankine to Celsius
- double tempDegC = _props->getDoubleValue("environment/temperature-degc");
+ double tempDegC = _temp_degc->getDoubleValue();
_impl->set_Static_temperature((9.0/5.0) * (tempDegC + 273.15));
// convert from inHG to PSF
- double pressureInHg = _props->getDoubleValue("environment/pressure-inhg");
+ double pressureInHg = _pressure_inhg->getDoubleValue();
_impl->set_Static_pressure(pressureInHg * 70.726566);
// keep in slugs/ft^3
- _impl->set_Density(_props->getDoubleValue("environment/density-slugft3"));
+ _impl->set_Density(_density_slugft->getDoubleValue());
}
- bool doLog = _props->getBoolValue("/sim/temp/fdm-data-logging", false);
+ bool doLog = _data_logging->getBoolValue();
if (doLog != _dataLogging) {
_dataLogging = doLog;
_impl->ToggleDataLogging(doLog);
}
-// FIXME - replay manager should handle most of this
- int replayState = fgGetInt("/sim/freeze/replay-state", 0);
- if (replayState == 0) {
- _impl->update(dt); // normal code path
- } else if (replayState == 1) {
- // should be inside FGReplay!
- SGPropertyNode* replay_time = fgGetNode("/sim/replay/time", true);
- FGReplay *r = (FGReplay *)(globals->get_subsystem( "replay" ));
- r->replay( replay_time->getDoubleValue() );
- replay_time->setDoubleValue( replay_time->getDoubleValue()
- + ( dt
- * fgGetInt("/sim/speed-up") ) );
-
- } else if (replayState == 2) {
- // paused replay, no-op
- } else {
- throw sg_range_exception("unknown FGReplay state");
- }
+ switch(_replay_master->getIntValue())
+ {
+ case 0:
+ // normal FDM operation
+ _impl->update(dt);
+ break;
+ case 3:
+ // resume FDM operation at current replay position
+ _impl->reinit();
+ break;
+ default:
+ // replay is active
+ break;
+ }
+}
+
+FGInterface* FDMShell::getInterface() const
+{
+ return _impl;
}
void FDMShell::createImplementation()
double dt = 1.0 / fgGetInt("/sim/model-hz");
string model = fgGetString("/sim/flight-model");
- if ( model == "larcsim" ) {
+ bool fdmUnavailable = false;
+
+ if ( model == "ufo" ) {
+ _impl = new FGUFO( dt );
+ } else if ( model == "external" ) {
+ // external is a synonym for "--fdm=null" and is
+ // maintained here for backwards compatibility
+ _impl = new FGNullFDM( dt );
+ } else if ( model.find("network") == 0 ) {
+ string host = "localhost";
+ int port1 = 5501;
+ int port2 = 5502;
+ int port3 = 5503;
+ string net_options = model.substr(8);
+ string::size_type begin, end;
+ begin = 0;
+ // host
+ end = net_options.find( ",", begin );
+ if ( end != string::npos ) {
+ host = net_options.substr(begin, end - begin);
+ begin = end + 1;
+ }
+ // port1
+ end = net_options.find( ",", begin );
+ if ( end != string::npos ) {
+ port1 = atoi( net_options.substr(begin, end - begin).c_str() );
+ begin = end + 1;
+ }
+ // port2
+ end = net_options.find( ",", begin );
+ if ( end != string::npos ) {
+ port2 = atoi( net_options.substr(begin, end - begin).c_str() );
+ begin = end + 1;
+ }
+ // port3
+ end = net_options.find( ",", begin );
+ if ( end != string::npos ) {
+ port3 = atoi( net_options.substr(begin, end - begin).c_str() );
+ begin = end + 1;
+ }
+ _impl = new FGExternalNet( dt, host, port1, port2, port3 );
+ } else if ( model.find("pipe") == 0 ) {
+ // /* old */ string pipe_path = model.substr(5);
+ // /* old */ _impl = new FGExternalPipe( dt, pipe_path );
+ string pipe_path = "";
+ string pipe_protocol = "";
+ string pipe_options = model.substr(5);
+ string::size_type begin, end;
+ begin = 0;
+ // pipe file path
+ end = pipe_options.find( ",", begin );
+ if ( end != string::npos ) {
+ pipe_path = pipe_options.substr(begin, end - begin);
+ begin = end + 1;
+ }
+ // protocol (last option)
+ pipe_protocol = pipe_options.substr(begin);
+ _impl = new FGExternalPipe( dt, pipe_path, pipe_protocol );
+ } else if ( model == "null" ) {
+ _impl = new FGNullFDM( dt );
+ }
+ else if ( model == "larcsim" ) {
+#ifdef ENABLE_LARCSIM
_impl = new FGLaRCsim( dt );
- } else if ( model == "jsb" ) {
+#else
+ fdmUnavailable = true;
+#endif
+ }
+ else if ( model == "jsb" ) {
+#ifdef ENABLE_JSBSIM
_impl = new FGJSBsim( dt );
-#if ENABLE_SP_FDM
- } else if ( model == "ada" ) {
+#else
+ fdmUnavailable = true;
+#endif
+ }
+#ifdef ENABLE_SP_FDM
+ else if ( model == "ada" ) {
_impl = new FGADA( dt );
} else if ( model == "acms" ) {
_impl = new FGACMS( dt );
_impl = new FGBalloonSim( dt );
} else if ( model == "magic" ) {
_impl = new FGMagicCarpet( dt );
+ }
+#else
+ else if (( model == "ada" )||(model == "acms")||( model == "balloon" )||( model == "magic" ))
+ {
+ fdmUnavailable = true;
+ }
#endif
- } else if ( model == "ufo" ) {
- _impl = new FGUFO( dt );
- } else if ( model == "external" ) {
- // external is a synonym for "--fdm=null" and is
- // maintained here for backwards compatibility
- _impl = new FGNullFDM( dt );
- } else if ( model.find("network") == 0 ) {
- string host = "localhost";
- int port1 = 5501;
- int port2 = 5502;
- int port3 = 5503;
- string net_options = model.substr(8);
- string::size_type begin, end;
- begin = 0;
- // host
- end = net_options.find( ",", begin );
- if ( end != string::npos ) {
- host = net_options.substr(begin, end - begin);
- begin = end + 1;
- }
- // port1
- end = net_options.find( ",", begin );
- if ( end != string::npos ) {
- port1 = atoi( net_options.substr(begin, end - begin).c_str() );
- begin = end + 1;
- }
- // port2
- end = net_options.find( ",", begin );
- if ( end != string::npos ) {
- port2 = atoi( net_options.substr(begin, end - begin).c_str() );
- begin = end + 1;
- }
- // port3
- end = net_options.find( ",", begin );
- if ( end != string::npos ) {
- port3 = atoi( net_options.substr(begin, end - begin).c_str() );
- begin = end + 1;
- }
- _impl = new FGExternalNet( dt, host, port1, port2, port3 );
- } else if ( model.find("pipe") == 0 ) {
- // /* old */ string pipe_path = model.substr(5);
- // /* old */ _impl = new FGExternalPipe( dt, pipe_path );
- string pipe_path = "";
- string pipe_protocol = "";
- string pipe_options = model.substr(5);
- string::size_type begin, end;
- begin = 0;
- // pipe file path
- end = pipe_options.find( ",", begin );
- if ( end != string::npos ) {
- pipe_path = pipe_options.substr(begin, end - begin);
- begin = end + 1;
- }
- // protocol (last option)
- pipe_protocol = pipe_options.substr(begin);
- _impl = new FGExternalPipe( dt, pipe_path, pipe_protocol );
- } else if ( model == "null" ) {
- _impl = new FGNullFDM( dt );
- } else if ( model == "yasim" ) {
+ else if ( model == "yasim" ) {
+#ifdef ENABLE_YASIM
_impl = new YASim( dt );
+#else
+ fdmUnavailable = true;
+#endif
} else {
throw sg_exception(string("Unrecognized flight model '") + model
+ "', cannot init flight dynamics model.");
}
+ if (fdmUnavailable)
+ {
+ // FDM type is known, but its support was disabled at compile-time.
+ throw sg_exception(string("Support for flight model '") + model
+ + ("' is not available with this binary (deprecated/disabled).\n"
+ "If you still need it, please rebuild FlightGear and enable its support."));
+ }
}
-