// Copyright (C) 1999 Curtis L. Olson - curt@flightgear.org
//
// This program is free software; you can redistribute it and/or
-// modify it under the terms of the GNU General Public License as
+// modify it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// General Public License for more details.
+// Lesser General Public License for more details.
//
-// You should have received a copy of the GNU General Public License
+// You should have received a copy of the GNU Lesser General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
-// $Id$
+// $Id: JSBSim.cxx,v 1.64 2010/10/31 04:49:25 jberndt Exp $
#ifdef HAVE_CONFIG_H
#endif
#include <simgear/compiler.h>
+#include <simgear/sg_inlines.h>
#include <stdio.h> // size_t
#include <string>
#include <FDM/flight.hxx>
-#include <Aircraft/aircraft.hxx>
#include <Aircraft/controls.hxx>
#include <Main/globals.hxx>
#include <Main/fg_props.hxx>
#include "JSBSim.hxx"
#include <FDM/JSBSim/FGFDMExec.h>
#include <FDM/JSBSim/FGJSBBase.h>
-#include <FDM/JSBSim/FGState.h>
#include <FDM/JSBSim/initialization/FGInitialCondition.h>
#include <FDM/JSBSim/initialization/FGTrim.h>
#include <FDM/JSBSim/models/FGModel.h>
#include <FDM/JSBSim/models/FGMassBalance.h>
#include <FDM/JSBSim/models/FGAerodynamics.h>
#include <FDM/JSBSim/models/FGLGear.h>
+#include <FDM/JSBSim/models/FGGroundReactions.h>
+#include <FDM/JSBSim/models/FGPropulsion.h>
#include <FDM/JSBSim/models/propulsion/FGEngine.h>
#include <FDM/JSBSim/models/propulsion/FGPiston.h>
#include <FDM/JSBSim/models/propulsion/FGTurbine.h>
FGFSGroundCallback(FGJSBsim* ifc) : mInterface(ifc) {}
virtual ~FGFSGroundCallback() {}
- /** Get the altitude above sea level depenent on the location. */
+ /** Get the altitude above sea level dependent on the location. */
virtual double GetAltitude(const FGLocation& l) const {
double pt[3] = { SG_FEET_TO_METER*l(eX),
SG_FEET_TO_METER*l(eY),
/** Compute the altitude above ground. */
virtual double GetAGLevel(double t, const FGLocation& l,
- FGLocation& cont,
- FGColumnVector3& n, FGColumnVector3& v) const {
+ FGLocation& cont, FGColumnVector3& n,
+ FGColumnVector3& v, FGColumnVector3& w) const {
double loc_cart[3] = { l(eX), l(eY), l(eZ) };
- double contact[3], normal[3], vel[3], agl = 0;
+ double contact[3], normal[3], vel[3], angularVel[3], agl = 0;
mInterface->get_agl_ft(t, loc_cart, SG_METER_TO_FEET*2, contact, normal,
- vel, &agl);
- n = l.GetTec2l()*FGColumnVector3( normal[0], normal[1], normal[2] );
- v = l.GetTec2l()*FGColumnVector3( vel[0], vel[1], vel[2] );
+ vel, angularVel, &agl);
+ n = FGColumnVector3( normal[0], normal[1], normal[2] );
+ v = FGColumnVector3( vel[0], vel[1], vel[2] );
+ w = FGColumnVector3( angularVel[0], angularVel[1], angularVel[2] );
cont = FGColumnVector3( contact[0], contact[1], contact[2] );
return agl;
}
FGJSBsim* mInterface;
};
+// FG uses a squared normalized magnitude for turbulence
+// this lookup table maps fg's severity levels
+// none(0), light(1/3), moderate(2/3) and severe(3/3)
+// to the POE table indexes 0, 3, 4 and 7
+class FGTurbulenceSeverityTable : public FGTable {
+public:
+ FGTurbulenceSeverityTable() : FGTable(4) {
+ *this << (0.0/9.0) << 0.0;
+ *this << (1.0/9.0) << 3.0;
+ *this << (4.0/9.0) << 4.0;
+ *this << (9.0/9.0) << 7.0;
+ }
+};
+
/******************************************************************************/
+std::map<std::string,int> FGJSBsim::TURBULENCE_TYPE_NAMES;
+
+static FGTurbulenceSeverityTable TurbulenceSeverityTable;
FGJSBsim::FGJSBsim( double dt )
: FGInterface(dt), got_wire(false)
{
bool result;
+ if( TURBULENCE_TYPE_NAMES.empty() ) {
+ TURBULENCE_TYPE_NAMES["ttNone"] = FGAtmosphere::ttNone;
+ TURBULENCE_TYPE_NAMES["ttStandard"] = FGAtmosphere::ttStandard;
+ TURBULENCE_TYPE_NAMES["ttBerndt"] = FGAtmosphere::ttBerndt;
+ TURBULENCE_TYPE_NAMES["ttCulp"] = FGAtmosphere::ttCulp;
+ TURBULENCE_TYPE_NAMES["ttMilspec"] = FGAtmosphere::ttMilspec;
+ TURBULENCE_TYPE_NAMES["ttTustin"] = FGAtmosphere::ttTustin;
+ }
+
// Set up the debugging level
// FIXME: this will not respond to
// runtime changes
fdmex = new FGFDMExec( (FGPropertyManager*)globals->get_props() );
- // begin ugly hack
- // Untie the write-state-file property to avoid creating an initfile.xml
- // file on each FlightGear reset.
- fgGetNode("/fdm/jsbsim/simulation/write-state-file")->untie();
- fgGetNode("/fdm/jsbsim/simulation")->removeChild("write-state-file", false);
- // Prevent nuking of the state on JSBSim recreation after FlightGear reset.
- fgGetNode("/fdm/jsbsim/simulation/reset")->untie();
- fgGetNode("/fdm/jsbsim/simulation")->removeChild("reset", false);
- // end ugly hack
-
// Register ground callback.
fdmex->SetGroundCallback( new FGFSGroundCallback(this) );
- State = fdmex->GetState();
Atmosphere = fdmex->GetAtmosphere();
FCS = fdmex->GetFCS();
MassBalance = fdmex->GetMassBalance();
SGPath systems_path( fgGetString("/sim/aircraft-dir") );
systems_path.append( "Systems" );
- State->Setdt( dt );
+// deprecate sim-time-sec for simulation/sim-time-sec
+// remove alias with increased configuration file version number (2.1 or later)
+ SGPropertyNode * node = fgGetNode("/fdm/jsbsim/simulation/sim-time-sec");
+ fgGetNode("/fdm/jsbsim/sim-time-sec", true)->alias( node );
+// end of sim-time-sec deprecation patch
+
+ fdmex->Setdt( dt );
result = fdmex->LoadModel( aircraft_path.str(),
engine_path.str(),
// Set initial fuel levels if provided.
for (unsigned int i = 0; i < Propulsion->GetNumTanks(); i++) {
+ double d;
SGPropertyNode * node = fgGetNode("/consumables/fuel/tank", i, true);
- if (node->getChild("level-gal_us", 0, false) != 0) {
- Propulsion->GetTank(i)->SetContents(node->getDoubleValue("level-gal_us") * 6.6);
+ FGTank* tank = Propulsion->GetTank(i);
+
+ d = node->getNode( "density-ppg", true )->getDoubleValue();
+ if( d > 0.0 ) {
+ tank->SetDensity( d );
} else {
- node->setDoubleValue("level-lbs", Propulsion->GetTank(i)->GetContents());
- node->setDoubleValue("level-gal_us", Propulsion->GetTank(i)->GetContents() / 6.6);
+ node->getNode( "density-ppg", true )->setDoubleValue( SG_MAX2<double>(tank->GetDensity(), 0.1) );
}
- node->setDoubleValue("capacity-gal_us",
- Propulsion->GetTank(i)->GetCapacity() / 6.6);
+
+ d = node->getNode( "level-lbs", true )->getDoubleValue();
+ if( d > 0.0 ) {
+ tank->SetContents( d );
+ } else {
+ node->getNode( "level-lbs", true )->setDoubleValue( tank->GetContents() );
+ }
+ /* Capacity is read-only in FGTank and can't be overwritten from FlightGear */
+ node->getNode("capacity-gal_us", true )->setDoubleValue( tank->GetCapacityGallons() );
}
Propulsion->SetFuelFreeze((fgGetNode("/sim/freeze/fuel",true))->getBoolValue());
speedbrake_pos_pct->setDoubleValue(0);
spoilers_pos_pct->setDoubleValue(0);
+ ab_brake_engaged = fgGetNode("/autopilot/autobrake/engaged", true);
+ ab_brake_left_pct = fgGetNode("/autopilot/autobrake/brake-left-output", true);
+ ab_brake_right_pct = fgGetNode("/autopilot/autobrake/brake-right-output", true);
+
temperature = fgGetNode("/environment/temperature-degc",true);
pressure = fgGetNode("/environment/pressure-inhg",true);
density = fgGetNode("/environment/density-slugft3",true);
+ ground_wind = fgGetNode("/environment/config/boundary/entry[0]/wind-speed-kt",true);
turbulence_gain = fgGetNode("/environment/turbulence/magnitude-norm",true);
turbulence_rate = fgGetNode("/environment/turbulence/rate-hz",true);
+ turbulence_model = fgGetNode("/environment/params/jsbsim-turbulence-model",true);
wind_from_north= fgGetNode("/environment/wind-from-north-fps",true);
wind_from_east = fgGetNode("/environment/wind-from-east-fps" ,true);
fgGetDouble("/fdm/jsbsim/systems/hook/tailhook-offset-x-in", 196),
fgGetDouble("/fdm/jsbsim/systems/hook/tailhook-offset-y-in", 0),
fgGetDouble("/fdm/jsbsim/systems/hook/tailhook-offset-z-in", -16));
+ last_hook_tip[0] = 0; last_hook_tip[1] = 0; last_hook_tip[2] = 0;
+ last_hook_root[0] = 0; last_hook_root[1] = 0; last_hook_root[2] = 0;
crashed = false;
}
void FGJSBsim::init()
{
- double tmp;
-
SG_LOG( SG_FLIGHT, SG_INFO, "Starting and initializing JSBsim" );
// Explicitly call the superclass's
9.0/5.0*(temperature->getDoubleValue()+273.15) );
Atmosphere->SetExPressure(pressure->getDoubleValue()*70.726566);
Atmosphere->SetExDensity(density->getDoubleValue());
- Atmosphere->SetTurbType(FGAtmosphere::ttCulp);
- Atmosphere->SetTurbGain(turbulence_gain->getDoubleValue());
- Atmosphere->SetTurbRate(turbulence_rate->getDoubleValue());
-
+ // initialize to no turbulence, these values get set in the update loop
+ Atmosphere->SetTurbType(FGAtmosphere::ttNone);
+ Atmosphere->SetTurbGain(0.0);
+ Atmosphere->SetTurbRate(0.0);
+ Atmosphere->SetWindspeed20ft(0.0);
+ Atmosphere->SetProbabilityOfExceedence(0.0);
} else {
Atmosphere->UseInternal();
}
- fgic->SetVNorthFpsIC( wind_from_north->getDoubleValue() );
- fgic->SetVEastFpsIC( wind_from_east->getDoubleValue() );
- fgic->SetVDownFpsIC( wind_from_down->getDoubleValue() );
+ fgic->SetVNorthFpsIC( -wind_from_north->getDoubleValue() );
+ fgic->SetVEastFpsIC( -wind_from_east->getDoubleValue() );
+ fgic->SetVDownFpsIC( -wind_from_down->getDoubleValue() );
//Atmosphere->SetExTemperature(get_Static_temperature());
//Atmosphere->SetExPressure(get_Static_pressure());
<< ", " << fdmex->GetAtmosphere()->GetPressure()
<< ", " << fdmex->GetAtmosphere()->GetDensity() );
+// deprecate egt_degf for egt-degf to have consistent naming
+// TODO: remove this by end of 2011
+ for (unsigned int i=0; i < Propulsion->GetNumEngines(); i++) {
+ SGPropertyNode * node = fgGetNode("engines/engine", i, true);
+ SGPropertyNode * egtn = node->getNode( "egt_degf" );
+ if( egtn != NULL ) {
+ SG_LOG(SG_FLIGHT,SG_ALERT,
+ "Aircraft uses deprecated node egt_degf. Please upgrade to egt-degf");
+ node->getNode("egt-degf", true)->alias( egtn );
+ }
+ }
+// end of egt_degf deprecation patch
+
if (fgGetBool("/sim/presets/running")) {
for (unsigned int i=0; i < Propulsion->GetNumEngines(); i++) {
SGPropertyNode * node = fgGetNode("engines/engine", i, true);
SG_LOG( SG_FLIGHT, SG_INFO, " Longitude: "
<< Propagate->GetLocation().GetLongitudeDeg() << " deg" );
SG_LOG( SG_FLIGHT, SG_INFO, " Altitude: "
- << Propagate->Geth() << " feet" );
+ << Propagate->GetAltitudeASL() << " feet" );
SG_LOG( SG_FLIGHT, SG_INFO, " loaded initial conditions" );
SG_LOG( SG_FLIGHT, SG_INFO, " set dt" );
/******************************************************************************/
+void FGJSBsim::unbind()
+{
+ fdmex->Unbind();
+ FGInterface::unbind();
+}
+
+/******************************************************************************/
+
// Run an iteration of the EOM (equations of motion)
void FGJSBsim::update( double dt )
// ground in this area.
double groundCacheRadius = acrad + 2*dt*Propagate->GetUVW().Magnitude();
double alt, slr, lat, lon;
- FGColumnVector3 cart = Auxiliary->GetLocationVRP();
+ FGLocation cart = Auxiliary->GetLocationVRP();
if ( needTrim && startup_trim->getBoolValue() ) {
- alt = fgic->GetAltitudeFtIC();
+ alt = fgic->GetAltitudeASLFtIC();
slr = fgic->GetSeaLevelRadiusFtIC();
lat = fgic->GetLatitudeDegIC() * SGD_DEGREES_TO_RADIANS;
lon = fgic->GetLongitudeDegIC() * SGD_DEGREES_TO_RADIANS;
cart = FGLocation(lon, lat, alt+slr);
}
double cart_pos[3] = { cart(1), cart(2), cart(3) };
- double t0 = State->Getsim_time();
+ double t0 = fdmex->GetSimTime();
bool cache_ok = prepare_ground_cache_ft( t0, t0 + dt, cart_pos,
groundCacheRadius );
if (!cache_ok) {
SG_LOG(SG_FLIGHT, SG_WARN,
"FGInterface is being called without scenery below the aircraft!");
- alt = fgic->GetAltitudeFtIC();
+ alt = fgic->GetAltitudeASLFtIC();
SG_LOG(SG_FLIGHT, SG_WARN, "altitude = " << alt);
slr = fgic->GetSeaLevelRadiusFtIC();
if ( needTrim ) {
if ( startup_trim->getBoolValue() ) {
- double contact[3], d[3], agl;
- get_agl_ft(State->Getsim_time(), cart_pos, SG_METER_TO_FEET*2, contact,
- d, d, &agl);
+ double contact[3], d[3], vel[3], agl;
+ get_agl_ft(fdmex->GetSimTime(), cart_pos, SG_METER_TO_FEET*2, contact,
+ d, vel, d, &agl);
double terrain_alt = sqrt(contact[0]*contact[0] + contact[1]*contact[1]
+ contact[2]*contact[2]) - fgic->GetSeaLevelRadiusFtIC();
SG_LOG(SG_FLIGHT, SG_INFO,
- "Ready to trim, terrain altitude is: "
+ "Ready to trim, terrain elevation is: "
<< terrain_alt * SG_METER_TO_FEET );
- fgic->SetTerrainAltitudeFtIC( terrain_alt );
+ if (fgGetBool("/sim/presets/onground")) {
+ FGColumnVector3 gndVelNED = cart.GetTec2l()
+ * FGColumnVector3(vel[0], vel[1], vel[2]);
+ fgic->SetVNorthFpsIC(gndVelNED(1));
+ fgic->SetVEastFpsIC(gndVelNED(2));
+ fgic->SetVDownFpsIC(gndVelNED(3));
+ }
+ fgic->SetTerrainElevationFtIC( terrain_alt );
do_trim();
} else {
fdmex->RunIC(); //apply any changes made through the set_ functions
for ( i=0; i < multiloop; i++ ) {
fdmex->Run();
- update_external_forces(State->Getsim_time() + i * State->Getdt());
+ update_external_forces(fdmex->GetSimTime() + i * fdmex->GetDeltaT());
}
FGJSBBase::Message* msg;
- while (fdmex->SomeMessages()) {
- msg = fdmex->ProcessMessage();
+ while ((msg = fdmex->ProcessNextMessage()) != NULL) {
+// msg = fdmex->ProcessNextMessage();
switch (msg->type) {
case FGJSBBase::Message::eText:
if (msg->text == "Crash Detected: Simulation FREEZE.")
/******************************************************************************/
+void FGJSBsim::suspend()
+{
+ fdmex->Hold();
+ SGSubsystem::suspend();
+}
+
+/******************************************************************************/
+
+void FGJSBsim::resume()
+{
+ fdmex->Resume();
+ SGSubsystem::resume();
+}
+
+/******************************************************************************/
+
// Convert from the FGInterface struct to the JSBsim generic_ struct
bool FGJSBsim::copy_to_JSBsim()
{
- double tmp;
unsigned int i;
// copy control positions into the JSBsim structure
// Parking brake sets minimum braking
// level for mains.
double parking_brake = globals->get_controls()->get_brake_parking();
- FCS->SetLBrake(FMAX(globals->get_controls()->get_brake_left(), parking_brake));
- FCS->SetRBrake(FMAX(globals->get_controls()->get_brake_right(), parking_brake));
+ double left_brake = globals->get_controls()->get_brake_left();
+ double right_brake = globals->get_controls()->get_brake_right();
+
+ if (ab_brake_engaged->getBoolValue()) {
+ left_brake = ab_brake_left_pct->getDoubleValue();
+ right_brake = ab_brake_right_pct->getDoubleValue();
+ }
+
+ FCS->SetLBrake(FMAX(left_brake, parking_brake));
+ FCS->SetRBrake(FMAX(right_brake, parking_brake));
+
+
FCS->SetCBrake( 0.0 );
// FCS->SetCBrake( globals->get_controls()->get_brake(2) );
} // end FGTurbine code block
case FGEngine::etRocket:
{ // FGRocket code block
- FGRocket* eng = (FGRocket*)Propulsion->GetEngine(i);
+// FGRocket* eng = (FGRocket*)Propulsion->GetEngine(i);
break;
} // end FGRocket code block
case FGEngine::etTurboprop:
Atmosphere->SetExPressure(pressure->getDoubleValue()*70.726566);
Atmosphere->SetExDensity(density->getDoubleValue());
- tmp = turbulence_gain->getDoubleValue();
- //Atmosphere->SetTurbGain(tmp * tmp * 100.0);
+ Atmosphere->SetTurbType((FGAtmosphere::tType)TURBULENCE_TYPE_NAMES[turbulence_model->getStringValue()]);
+ switch( Atmosphere->GetTurbType() ) {
+ case FGAtmosphere::ttStandard:
+ case FGAtmosphere::ttCulp:
+ case FGAtmosphere::ttBerndt: {
+ double tmp = turbulence_gain->getDoubleValue();
+ Atmosphere->SetTurbGain(tmp * tmp * 100.0);
+ Atmosphere->SetTurbRate(turbulence_rate->getDoubleValue());
+ break;
+ }
+ case FGAtmosphere::ttMilspec:
+ case FGAtmosphere::ttTustin: {
+ // milspec turbulence: 3=light, 4=moderate, 6=severe turbulence
+ // turbulence_gain normalized: 0: none, 1/3: light, 2/3: moderate, 3/3: severe
+ double tmp = turbulence_gain->getDoubleValue();
+ Atmosphere->SetProbabilityOfExceedence(
+ SGMiscd::roundToInt(TurbulenceSeverityTable.GetValue( tmp ) )
+ );
+ Atmosphere->SetWindspeed20ft(ground_wind->getDoubleValue());
+ break;
+ }
- tmp = turbulence_rate->getDoubleValue();
- //Atmosphere->SetTurbRate(tmp);
+ default:
+ break;
+ }
- Atmosphere->SetWindNED( wind_from_north->getDoubleValue(),
- wind_from_east->getDoubleValue(),
- wind_from_down->getDoubleValue() );
+ Atmosphere->SetWindNED( -wind_from_north->getDoubleValue(),
+ -wind_from_east->getDoubleValue(),
+ -wind_from_down->getDoubleValue() );
// SG_LOG(SG_FLIGHT,SG_INFO, "Wind NED: "
// << get_V_north_airmass() << ", "
// << get_V_east_airmass() << ", "
for (i = 0; i < Propulsion->GetNumTanks(); i++) {
SGPropertyNode * node = fgGetNode("/consumables/fuel/tank", i, true);
FGTank * tank = Propulsion->GetTank(i);
- tank->SetContents(node->getDoubleValue("level-gal_us") * 6.6);
-// tank->SetContents(node->getDoubleValue("level-lbs"));
+ double fuelDensity = node->getDoubleValue("density-ppg");
+
+ if (fuelDensity < 0.1)
+ fuelDensity = 6.0; // Use average fuel value
+
+ tank->SetDensity(fuelDensity);
+ tank->SetContents(node->getDoubleValue("level-lbs"));
}
Propulsion->SetFuelFreeze((fgGetNode("/sim/freeze/fuel",true))->getBoolValue());
- fdmex->SetSlave(slaved->getBoolValue());
+ fdmex->SetChild(slaved->getBoolValue());
return true;
}
double loc_cart[3] = { l(FGJSBBase::eX), l(FGJSBBase::eY), l(FGJSBBase::eZ) };
double contact[3], d[3], sd, t;
is_valid_m(&t, d, &sd);
- get_agl_ft(t, loc_cart, SG_METER_TO_FEET*2, contact, d, d, &sd);
+ get_agl_ft(t, loc_cart, SG_METER_TO_FEET*2, contact, d, d, d, &sd);
double rwrad
= FGColumnVector3( contact[0], contact[1], contact[2] ).Magnitude();
_set_Runway_altitude( rwrad - get_Sea_level_radius() );
// Copy the engine values from JSBSim.
for ( i=0; i < Propulsion->GetNumEngines(); i++ ) {
SGPropertyNode * node = fgGetNode("engines/engine", i, true);
- char buf[30];
- sprintf(buf, "engines/engine[%d]/thruster", i);
- SGPropertyNode * tnode = fgGetNode(buf, true);
+ SGPropertyNode * tnode = node->getChild("thruster", 0, true);
FGThruster * thruster = Propulsion->GetEngine(i)->GetThruster();
switch (Propulsion->GetEngine(i)->GetType()) {
break;
case FGEngine::etRocket:
{ // FGRocket code block
- FGRocket* eng = (FGRocket*)Propulsion->GetEngine(i);
+// FGRocket* eng = (FGRocket*)Propulsion->GetEngine(i);
} // end FGRocket code block
break;
case FGEngine::etTurbine:
FGTurbine* eng = (FGTurbine*)Propulsion->GetEngine(i);
node->setDoubleValue("n1", eng->GetN1());
node->setDoubleValue("n2", eng->GetN2());
- node->setDoubleValue("egt_degf", 32 + eng->GetEGT()*9/5);
+ node->setDoubleValue("egt-degf", 32 + eng->GetEGT()*9/5);
node->setBoolValue("augmentation", eng->GetAugmentation());
node->setBoolValue("water-injection", eng->GetInjection());
- node->setBoolValue("ignition", eng->GetIgnition());
+ node->setBoolValue("ignition", eng->GetIgnition() != 0);
node->setDoubleValue("nozzle-pos-norm", eng->GetNozzle());
node->setDoubleValue("inlet-pos-norm", eng->GetInlet());
node->setDoubleValue("oil-pressure-psi", eng->getOilPressure_psi());
node->setDoubleValue("n1", eng->GetN1());
//node->setDoubleValue("n2", eng->GetN2());
node->setDoubleValue("itt_degf", 32 + eng->GetITT()*9/5);
- node->setBoolValue("ignition", eng->GetIgnition());
+ node->setBoolValue("ignition", eng->GetIgnition() != 0);
node->setDoubleValue("nozzle-pos-norm", eng->GetNozzle());
node->setDoubleValue("inlet-pos-norm", eng->GetInlet());
node->setDoubleValue("oil-pressure-psi", eng->getOilPressure_psi());
node->setBoolValue("cutoff", eng->GetCutoff());
node->setBoolValue("starting", eng->GetEngStarting());
node->setBoolValue("generator-power", eng->GetGeneratorPower());
- node->setBoolValue("damaged", eng->GetCondition());
+ node->setBoolValue("damaged", eng->GetCondition() != 0);
node->setBoolValue("ielu-intervent", eng->GetIeluIntervent());
node->setDoubleValue("oil-temperature-degf", eng->getOilTemp_degF());
// node->setBoolValue("onfire", eng->GetFire());
node->setDoubleValue("rpm", eng->getRPM());
} // end FGElectric code block
break;
+ case FGEngine::etUnknown:
+ break;
}
{ // FGEngine code block
switch (thruster->GetType()) {
case FGThruster::ttNozzle:
{ // FGNozzle code block
- FGNozzle* noz = (FGNozzle*)thruster;
+// FGNozzle* noz = (FGNozzle*)thruster;
} // end FGNozzle code block
break;
case FGThruster::ttPropeller:
break;
case FGThruster::ttRotor:
{ // FGRotor code block
- FGRotor* rotor = (FGRotor*)thruster;
+// FGRotor* rotor = (FGRotor*)thruster;
} // end FGRotor code block
break;
case FGThruster::ttDirect:
FGTank* tank = Propulsion->GetTank(i);
double contents = tank->GetContents();
double temp = tank->GetTemperature_degC();
- node->setDoubleValue("level-gal_us", contents/6.6);
+ double fuelDensity = tank->GetDensity();
+
+ if (fuelDensity < 0.1)
+ fuelDensity = 6.0; // Use average fuel value
+
+ node->setDoubleValue("density-ppg" , fuelDensity);
node->setDoubleValue("level-lbs", contents);
if (temp != -9999.0) node->setDoubleValue("temperature_degC", temp);
}
// force a sim crashed if crashed (altitude AGL < 0)
if (get_Altitude_AGL() < -100.0) {
- State->SuspendIntegration();
+ fdmex->SuspendIntegration();
crashed = true;
}
_set_Sea_level_radius( sea_level_radius_meters * SG_METER_TO_FEET );
fgic->SetSeaLevelRadiusFtIC( sea_level_radius_meters * SG_METER_TO_FEET );
fgic->SetLatitudeRadIC( lat_geoc );
- needTrim=true;
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
update_ic();
fgic->SetLongitudeRadIC( lon );
- needTrim=true;
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
+// Sets the altitude above sea level.
void FGJSBsim::set_Altitude(double alt)
{
static SGConstPropertyNode_ptr latitude = fgGetNode("/position/latitude-deg");
_set_Sea_level_radius( sea_level_radius_meters * SG_METER_TO_FEET );
fgic->SetSeaLevelRadiusFtIC( sea_level_radius_meters * SG_METER_TO_FEET );
SG_LOG(SG_FLIGHT, SG_INFO,
- "Terrain altitude: " << cur_fdm_state->get_Runway_altitude() * SG_METER_TO_FEET );
+ "Terrain elevation: " << FGInterface::get_Runway_altitude() * SG_METER_TO_FEET );
fgic->SetLatitudeRadIC( lat_geoc );
- fgic->SetAltitudeFtIC(alt);
- needTrim=true;
+ fgic->SetAltitudeASLFtIC(alt);
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
void FGJSBsim::set_V_calibrated_kts(double vc)
update_ic();
fgic->SetVcalibratedKtsIC(vc);
- needTrim=true;
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
void FGJSBsim::set_Mach_number(double mach)
update_ic();
fgic->SetMachIC(mach);
- needTrim=true;
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
void FGJSBsim::set_Velocities_Local( double north, double east, double down )
fgic->SetVNorthFpsIC(north);
fgic->SetVEastFpsIC(east);
fgic->SetVDownFpsIC(down);
- needTrim=true;
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
void FGJSBsim::set_Velocities_Wind_Body( double u, double v, double w)
fgic->SetUBodyFpsIC(u);
fgic->SetVBodyFpsIC(v);
fgic->SetWBodyFpsIC(w);
- needTrim=true;
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
//Euler angles
fgic->SetThetaRadIC(theta);
fgic->SetPhiRadIC(phi);
fgic->SetPsiRadIC(psi);
- needTrim=true;
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
//Flight Path
if( !(fabs(roc) > 1 && fabs(fgic->GetFlightPathAngleRadIC()) < 0.01) ) {
fgic->SetClimbRateFpsIC(roc);
}
- needTrim=true;
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
void FGJSBsim::set_Gamma_vert_rad( double gamma)
if( !(fabs(gamma) < 0.01 && fabs(fgic->GetClimbRateFpsIC()) > 1) ) {
fgic->SetFlightPathAngleRadIC(gamma);
}
- needTrim=true;
+
+ if (!fdmex->Holding())
+ needTrim=true;
}
void FGJSBsim::init_gear(void )
node->setDoubleValue("yoffset-in", gear->GetBodyLocation()(2));
node->setDoubleValue("zoffset-in", gear->GetBodyLocation()(3));
node->setBoolValue("wow", gear->GetWOW());
+ node->setDoubleValue("rollspeed-ms", gear->GetWheelRollVel()*0.3043);
node->setBoolValue("has-brake", gear->GetBrakeGroup() > 0);
node->setDoubleValue("position-norm", gear->GetGearUnitPos());
node->setDoubleValue("tire-pressure-norm", gear->GetTirePressure());
FGLGear *gear = gr->GetGearUnit(i);
SGPropertyNode * node = fgGetNode("gear/gear", i, true);
node->getChild("wow", 0, true)->setBoolValue( gear->GetWOW());
+ node->getChild("rollspeed-ms", 0, true)->setDoubleValue(gear->GetWheelRollVel()*0.3043);
node->getChild("position-norm", 0, true)->setDoubleValue(gear->GetGearUnitPos());
gear->SetTirePressure(node->getDoubleValue("tire-pressure-norm"));
node->setDoubleValue("compression-norm", gear->GetCompLen());
} else {
trimmed->setBoolValue(true);
}
-// if (FGJSBBase::debug_lvl > 0)
-// State->ReportState();
-
delete fgtrim;
pitch_trim->setDoubleValue( FCS->GetPitchTrimCmd() );
globals->get_controls()->set_elevator_trim(FCS->GetPitchTrimCmd());
globals->get_controls()->set_elevator(FCS->GetDeCmd());
- globals->get_controls()->set_throttle(FGControls::ALL_ENGINES,
- FCS->GetThrottleCmd(0));
+ for( unsigned i = 0; i < Propulsion->GetNumEngines(); i++ )
+ globals->get_controls()->set_throttle(i, FCS->GetThrottleCmd(i));
globals->get_controls()->set_aileron(FCS->GetDaCmd());
globals->get_controls()->set_rudder( FCS->GetDrCmd());
if ( !needTrim ) {
fgic->SetLatitudeRadIC(get_Lat_geocentric() );
fgic->SetLongitudeRadIC( get_Longitude() );
- fgic->SetAltitudeFtIC( get_Altitude() );
+ fgic->SetAltitudeASLFtIC( get_Altitude() );
fgic->SetVcalibratedKtsIC( get_V_calibrated_kts() );
fgic->SetThetaRadIC( get_Theta() );
fgic->SetPhiRadIC( get_Phi() );
bool
FGJSBsim::get_agl_ft(double t, const double pt[3], double alt_off,
double contact[3], double normal[3], double vel[3],
- double *agl)
+ double angularVel[3], double *agl)
{
- double angularVel[3];
const SGMaterial* material;
simgear::BVHNode::Id id;
if (!FGInterface::get_agl_ft(t, pt, alt_off, contact, normal, vel,
FGColumnVector3 hook_tip_body = hook_root_body;
hook_tip_body(1) -= hook_length * cos_fi;
hook_tip_body(3) += hook_length * sin_fi;
- bool hook_tip_valid = true;
double contact[3];
double ground_normal[3];
double ground_vel[3];
+ double ground_angular_vel[3];
double root_agl_ft;
if (!got_wire) {
- bool got = get_agl_ft(t_off, hook_area[1], 0, contact, ground_normal, ground_vel, &root_agl_ft);
+ bool got = get_agl_ft(t_off, hook_area[1], 0, contact, ground_normal,
+ ground_vel, ground_angular_vel, &root_agl_ft);
if (got && root_agl_ft > 0 && root_agl_ft < hook_length) {
FGColumnVector3 ground_normal_body = Tl2b * (Tec2l * FGColumnVector3(ground_normal[0], ground_normal[1], ground_normal[2]));
FGColumnVector3 contact_body = Tl2b * Location.LocationToLocal(FGColumnVector3(contact[0], contact[1], contact[2]));