//
// Written by Curtis Olson, started February 1999.
//
-// Copyright (C) 1999 Curtis L. Olson - http://www.flightgear.org/~curt
+// 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
#include <simgear/debug/logstream.hxx>
#include <simgear/math/sg_geodesy.hxx>
#include <simgear/misc/sg_path.hxx>
+#include <simgear/structure/commands.hxx>
#include <FDM/flight.hxx>
#include <Aircraft/aircraft.hxx>
-#include <Controls/controls.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/FGAircraft.h>
-#include <FDM/JSBSim/FGFCS.h>
-#include <FDM/JSBSim/FGPropagate.h>
+#include <FDM/JSBSim/FGJSBBase.h>
#include <FDM/JSBSim/FGState.h>
-#include <FDM/JSBSim/FGAuxiliary.h>
-#include <FDM/JSBSim/FGInitialCondition.h>
-#include <FDM/JSBSim/FGTrim.h>
-#include <FDM/JSBSim/FGAtmosphere.h>
-#include <FDM/JSBSim/FGMassBalance.h>
-#include <FDM/JSBSim/FGAerodynamics.h>
-#include <FDM/JSBSim/FGLGear.h>
-#include <FDM/JSBSim/FGPropertyManager.h>
-#include <FDM/JSBSim/FGEngine.h>
-#include <FDM/JSBSim/FGPiston.h>
-#include <FDM/JSBSim/FGTurbine.h>
-#include <FDM/JSBSim/FGRocket.h>
-#include <FDM/JSBSim/FGElectric.h>
-#include <FDM/JSBSim/FGNozzle.h>
-#include <FDM/JSBSim/FGPropeller.h>
-#include <FDM/JSBSim/FGRotor.h>
-#include <FDM/JSBSim/FGTank.h>
-#include "JSBSim.hxx"
+#include <FDM/JSBSim/initialization/FGInitialCondition.h>
+#include <FDM/JSBSim/initialization/FGTrim.h>
+#include <FDM/JSBSim/models/FGModel.h>
+#include <FDM/JSBSim/models/FGAircraft.h>
+#include <FDM/JSBSim/models/FGFCS.h>
+#include <FDM/JSBSim/models/FGPropagate.h>
+#include <FDM/JSBSim/models/FGAuxiliary.h>
+#include <FDM/JSBSim/models/FGAtmosphere.h>
+#include <FDM/JSBSim/models/FGMassBalance.h>
+#include <FDM/JSBSim/models/FGAerodynamics.h>
+#include <FDM/JSBSim/models/FGLGear.h>
+#include <FDM/JSBSim/models/propulsion/FGEngine.h>
+#include <FDM/JSBSim/models/propulsion/FGPiston.h>
+#include <FDM/JSBSim/models/propulsion/FGTurbine.h>
+#include <FDM/JSBSim/models/propulsion/FGTurboProp.h>
+#include <FDM/JSBSim/models/propulsion/FGRocket.h>
+#include <FDM/JSBSim/models/propulsion/FGElectric.h>
+#include <FDM/JSBSim/models/propulsion/FGNozzle.h>
+#include <FDM/JSBSim/models/propulsion/FGPropeller.h>
+#include <FDM/JSBSim/models/propulsion/FGRotor.h>
+#include <FDM/JSBSim/models/propulsion/FGTank.h>
+#include <FDM/JSBSim/input_output/FGPropertyManager.h>
+#include <FDM/JSBSim/input_output/FGGroundCallback.h>
+
+using namespace JSBSim;
static inline double
FMAX (double a, double b)
return a > b ? a : b;
}
+class FGFSGroundCallback : public FGGroundCallback {
+public:
+ FGFSGroundCallback(FGInterface* ifc) : mInterface(ifc) {}
+ virtual ~FGFSGroundCallback() {}
+
+ /** Get the altitude above sea level depenent 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),
+ SG_FEET_TO_METER*l(eZ) };
+ double lat, lon, alt;
+ sgCartToGeod( pt, &lat, &lon, &alt);
+ return alt * SG_METER_TO_FEET;
+ }
+
+ /** Compute the altitude above ground. */
+ virtual double GetAGLevel(double t, const FGLocation& l,
+ FGLocation& cont,
+ FGColumnVector3& n, FGColumnVector3& v) const {
+ double loc_cart[3] = { l(eX), l(eY), l(eZ) };
+ double contact[3], normal[3], vel[3], lc, ff, agl;
+ int groundtype;
+ mInterface->get_agl_ft(t, loc_cart, contact, normal, vel,
+ &groundtype, &lc, &ff, &agl);
+ n = l.GetTec2l()*FGColumnVector3( normal[0], normal[1], normal[2] );
+ v = l.GetTec2l()*FGColumnVector3( vel[0], vel[1], vel[2] );
+ cont = FGColumnVector3( contact[0], contact[1], contact[2] );
+ return agl;
+ }
+private:
+ FGInterface* mInterface;
+};
/******************************************************************************/
: FGInterface(dt)
{
bool result;
-
// Set up the debugging level
// FIXME: this will not respond to
// runtime changes
fdmex = new FGFDMExec( (FGPropertyManager*)globals->get_props() );
+ // Register ground callback.
+ fdmex->SetGroundCallback( new FGFSGroundCallback(this) );
+
State = fdmex->GetState();
Atmosphere = fdmex->GetAtmosphere();
FCS = fdmex->GetFCS();
node->setDoubleValue("level-gal_us", Propulsion->GetTank(i)->GetContents() / 6.6);
}
}
+ Propulsion->SetFuelFreeze((fgGetNode("/sim/freeze/fuel",true))->getBoolValue());
fgSetDouble("/fdm/trim/pitch-trim", FCS->GetPitchTrimCmd());
fgSetDouble("/fdm/trim/throttle", FCS->GetThrottleCmd(0));
wind_from_east = fgGetNode("/environment/wind-from-east-fps" ,true);
wind_from_down = fgGetNode("/environment/wind-from-down-fps" ,true);
+ slaved = fgGetNode("/sim/slaved/enabled", true);
+
for (unsigned int i = 0; i < Propulsion->GetNumEngines(); i++) {
SGPropertyNode * node = fgGetNode("engines/engine", i, true);
Propulsion->GetEngine(i)->GetThruster()->SetRPM(node->getDoubleValue("rpm") /
// Explicitly call the superclass's
// init method first.
-#ifdef FG_WEATHERCM
- Atmosphere->UseInternal();
-#else
if (fgGetBool("/environment/params/control-fdm-atmosphere")) {
Atmosphere->UseExternal();
Atmosphere->SetExTemperature(
} else {
Atmosphere->UseInternal();
}
-#endif
fgic->SetVnorthFpsIC( wind_from_north->getDoubleValue() );
fgic->SetVeastFpsIC( wind_from_east->getDoubleValue() );
<< ", " << fdmex->GetAtmosphere()->GetPressure()
<< ", " << fdmex->GetAtmosphere()->GetDensity() );
+ if (fgGetBool("/sim/presets/running")) {
+ for (int i=0; i < Propulsion->GetNumEngines(); i++) {
+ SGPropertyNode * node = fgGetNode("engines/engine", i, true);
+ node->setBoolValue("running", true);
+ Propulsion->GetEngine(i)->SetRunning(true);
+ }
+ }
+
common_init();
copy_to_JSBsim();
switch(fgic->GetSpeedSet()) {
case setned:
SG_LOG(SG_FLIGHT,SG_INFO, " Vn,Ve,Vd= "
- << Propagate->GetVel(eNorth) << ", "
- << Propagate->GetVel(eEast) << ", "
- << Propagate->GetVel(eDown) << " ft/s");
+ << Propagate->GetVel(FGJSBBase::eNorth) << ", "
+ << Propagate->GetVel(FGJSBBase::eEast) << ", "
+ << Propagate->GetVel(FGJSBBase::eDown) << " ft/s");
break;
case setuvw:
SG_LOG(SG_FLIGHT,SG_INFO, " U,V,W= "
stall_warning->setDoubleValue(0);
SG_LOG( SG_FLIGHT, SG_INFO, " Bank Angle: "
- << Propagate->GetEuler(ePhi)*RADTODEG << " deg" );
+ << Propagate->GetEuler(FGJSBBase::ePhi)*RADTODEG << " deg" );
SG_LOG( SG_FLIGHT, SG_INFO, " Pitch Angle: "
- << Propagate->GetEuler(eTht)*RADTODEG << " deg" );
+ << Propagate->GetEuler(FGJSBBase::eTht)*RADTODEG << " deg" );
SG_LOG( SG_FLIGHT, SG_INFO, " True Heading: "
- << Propagate->GetEuler(ePsi)*RADTODEG << " deg" );
+ << Propagate->GetEuler(FGJSBBase::ePsi)*RADTODEG << " deg" );
SG_LOG( SG_FLIGHT, SG_INFO, " Latitude: "
<< Propagate->GetLocation().GetLatitudeDeg() << " deg" );
SG_LOG( SG_FLIGHT, SG_INFO, " Longitude: "
int i;
- // double save_alt = 0.0;
+ // Compute the radius of the aircraft. That is the radius of a ball
+ // where all gear units are in. At the moment it is at least 10ft ...
+ double acrad = 10.0;
+ int n_gears = GroundReactions->GetNumGearUnits();
+ for (i=0; i<n_gears; ++i) {
+ FGColumnVector3 bl = GroundReactions->GetGearUnit(i)->GetBodyLocation();
+ double r = bl.Magnitude();
+ if (acrad < r)
+ acrad = r;
+ }
+
+ // Compute the potential movement of this aircraft and query for the
+ // ground in this area.
+ double groundCacheRadius = acrad + 2*dt*Propagate->GetUVW().Magnitude();
+ double alt, slr, lat, lon;
+ FGColumnVector3 cart = Auxiliary->GetLocationVRP();
+ if ( needTrim && startup_trim->getBoolValue() ) {
+ alt = fgic->GetAltitudeFtIC();
+ 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) };
+ bool cache_ok = prepare_ground_cache_ft( State->Getsim_time(), cart_pos,
+ groundCacheRadius );
+ if (!cache_ok) {
+ SG_LOG(SG_FLIGHT, SG_WARN,
+ "FGInterface is being called without scenery below the aircraft!");
+ cout << "altitude = " << alt << endl;
+ cout << "sea level radius = " << slr << endl;
+ cout << "latitude = " << lat << endl;
+ cout << "longitude = " << lon << endl;
+ //return;
+ }
copy_to_JSBsim();
if ( needTrim ) {
if ( startup_trim->getBoolValue() ) {
+ double contact[3], dummy[3], lc, ff, agl;
+ int groundtype;
+ get_agl_ft(State->Getsim_time(), cart_pos, contact,
+ dummy, dummy, &groundtype, &lc, &ff, &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: "
- << cur_fdm_state->get_Runway_altitude() * SG_METER_TO_FEET );
- fgic->SetTerrainAltitudeFtIC( cur_fdm_state->get_ground_elev_ft() );
+ << terrain_alt * SG_METER_TO_FEET );
+
+ fgic->SetTerrainAltitudeFtIC( terrain_alt );
do_trim();
} else {
fdmex->RunIC(); //apply any changes made through the set_ functions
FCS->SetThrottleCmd(i, globals->get_controls()->get_throttle(i));
FCS->SetMixtureCmd(i, globals->get_controls()->get_mixture(i));
FCS->SetPropAdvanceCmd(i, globals->get_controls()->get_prop_advance(i));
+ FCS->SetFeatherCmd(i, globals->get_controls()->get_feather(i));
switch (Propulsion->GetEngine(i)->GetType()) {
case FGEngine::etPiston:
FGRocket* eng = (FGRocket*)Propulsion->GetEngine(i);
break;
} // end FGRocket code block
+ case FGEngine::etTurboprop:
+ { // FGTurboProp code block
+ FGTurboProp* eng = (FGTurboProp*)Propulsion->GetEngine(i);
+ eng->SetReverse( globals->get_controls()->get_reverser(i) );
+ eng->SetCutoff( globals->get_controls()->get_cutoff(i) );
+ eng->SetIgnition( globals->get_controls()->get_ignition(i) );
+
+ eng->SetGeneratorPower( globals->get_controls()->get_generator_breaker(i) );
+ eng->SetCondition( globals->get_controls()->get_condition(i) );
+ break;
+ } // end FGTurboProp code block
}
{ // FGEngine code block
} // end FGEngine code block
}
-
- _set_Runway_altitude( cur_fdm_state->get_Runway_altitude() );
+
Propagate->SetSeaLevelRadius( get_Sea_level_radius() );
- Propagate->SetRunwayRadius( get_Runway_altitude()
- + get_Sea_level_radius() );
Atmosphere->SetExTemperature(
9.0/5.0*(temperature->getDoubleValue()+273.15) );
}
SGPropertyNode* node = fgGetNode("/systems/refuel", true);
Propulsion->SetRefuel(node->getDoubleValue("contact"));
+ Propulsion->SetFuelFreeze((fgGetNode("/sim/freeze/fuel",true))->getBoolValue());
+ fdmex->SetSlave(slaved->getBoolValue());
return true;
}
// Velocities
- _set_Velocities_Local( Propagate->GetVel(eNorth),
- Propagate->GetVel(eEast),
- Propagate->GetVel(eDown) );
+ _set_Velocities_Local( Propagate->GetVel(FGJSBBase::eNorth),
+ Propagate->GetVel(FGJSBBase::eEast),
+ Propagate->GetVel(FGJSBBase::eDown) );
_set_Velocities_Wind_Body( Propagate->GetUVW(1),
Propagate->GetUVW(2),
Propagate->GetUVW(3) );
// Make the HUD work ...
- _set_Velocities_Ground( Propagate->GetVel(eNorth),
- Propagate->GetVel(eEast),
- -Propagate->GetVel(eDown) );
+ _set_Velocities_Ground( Propagate->GetVel(FGJSBBase::eNorth),
+ Propagate->GetVel(FGJSBBase::eEast),
+ -Propagate->GetVel(FGJSBBase::eDown) );
_set_V_rel_wind( Auxiliary->GetVt() );
_set_V_ground_speed( Auxiliary->GetVground() );
- _set_Omega_Body( Propagate->GetPQR(eP),
- Propagate->GetPQR(eQ),
- Propagate->GetPQR(eR) );
+ _set_Omega_Body( Propagate->GetPQR(FGJSBBase::eP),
+ Propagate->GetPQR(FGJSBBase::eQ),
+ Propagate->GetPQR(FGJSBBase::eR) );
- _set_Euler_Rates( Auxiliary->GetEulerRates(ePhi),
- Auxiliary->GetEulerRates(eTht),
- Auxiliary->GetEulerRates(ePsi) );
+ _set_Euler_Rates( Auxiliary->GetEulerRates(FGJSBBase::ePhi),
+ Auxiliary->GetEulerRates(FGJSBBase::eTht),
+ Auxiliary->GetEulerRates(FGJSBBase::ePsi) );
_set_Mach_number( Auxiliary->GetMach() );
// Positions of Visual Reference Point
- _updateGeocentricPosition( Auxiliary->GetLocationVRP().GetLatitude(),
- Auxiliary->GetLocationVRP().GetLongitude(),
- Auxiliary->GethVRP() );
+ FGLocation l = Auxiliary->GetLocationVRP();
+ _updateGeocentricPosition( l.GetLatitude(), l.GetLongitude(),
+ l.GetRadius() - get_Sea_level_radius() );
_set_Altitude_AGL( Propagate->GetDistanceAGL() );
+ {
+ double loc_cart[3] = { l(FGJSBBase::eX), l(FGJSBBase::eY), l(FGJSBBase::eZ) };
+ double contact[3], d[3], sd, t;
+ int id;
+ is_valid_m(&t, d, &sd);
+ get_agl_ft(t, loc_cart, contact, d, d, &id, &sd, &sd, &sd);
+ double rwrad
+ = FGColumnVector3( contact[0], contact[1], contact[2] ).Magnitude();
+ _set_Runway_altitude( rwrad - get_Sea_level_radius() );
+ }
- _set_Euler_Angles( Propagate->GetEuler(ePhi),
- Propagate->GetEuler(eTht),
- Propagate->GetEuler(ePsi) );
+ _set_Euler_Angles( Propagate->GetEuler(FGJSBBase::ePhi),
+ Propagate->GetEuler(FGJSBBase::eTht),
+ Propagate->GetEuler(FGJSBBase::ePsi) );
_set_Alpha( Auxiliary->Getalpha() );
_set_Beta( Auxiliary->Getbeta() );
globals->get_controls()->set_augmentation(i, eng->GetAugmentation() );
} // end FGTurbine code block
break;
+ case FGEngine::etTurboprop:
+ { // FGTurboProp code block
+ FGTurboProp* eng = (FGTurboProp*)Propulsion->GetEngine(i);
+ 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->setDoubleValue("nozzle-pos-norm", eng->GetNozzle());
+ node->setDoubleValue("inlet-pos-norm", eng->GetInlet());
+ node->setDoubleValue("oil-pressure-psi", eng->getOilPressure_psi());
+ node->setBoolValue("reversed", eng->GetReversed());
+ node->setBoolValue("cutoff", eng->GetCutoff());
+ node->setBoolValue("starting", eng->GetEngStarting());
+ node->setBoolValue("generator-power", eng->GetGeneratorPower());
+ node->setBoolValue("damaged", eng->GetCondition());
+ node->setBoolValue("ielu-intervent", eng->GetIeluIntervent());
+ node->setDoubleValue("oil-temperature-degf", eng->getOilTemp_degF());
+// node->setBoolValue("onfire", eng->GetFire());
+ globals->get_controls()->set_reverser(i, eng->GetReversed() );
+ globals->get_controls()->set_cutoff(i, eng->GetCutoff() );
+ } // end FGTurboProp code block
+ break;
case FGEngine::etElectric:
{ // FGElectric code block
FGElectric* eng = (FGElectric*)Propulsion->GetEngine(i);
tnode->setDoubleValue("rpm", thruster->GetRPM());
tnode->setDoubleValue("pitch", prop->GetPitch());
tnode->setDoubleValue("torque", prop->GetTorque());
+ tnode->setBoolValue("feathered", prop->GetFeather());
} // end FGPropeller code block
break;
case FGThruster::ttRotor:
}
- static const SGPropertyNode *fuel_freeze = fgGetNode("/sim/freeze/fuel");
-
// Copy the fuel levels from JSBSim if fuel
// freeze not enabled.
- if ( ! fuel_freeze->getBoolValue() ) {
+ if ( ! Propulsion->GetFuelFreeze() ) {
for (i = 0; i < Propulsion->GetNumTanks(); i++) {
SGPropertyNode * node = fgGetNode("/consumables/fuel/tank", i, true);
FGTank* tank = Propulsion->GetTank(i);
speedbrake_pos_pct->setDoubleValue( FCS->GetDsbPos(ofNorm) );
spoilers_pos_pct->setDoubleValue( FCS->GetDspPos(ofNorm) );
+ // force a sim reset if crashed (altitude AGL < 0)
+ if (get_Altitude_AGL() < -100.0) {
+ fgSetBool("/sim/crashed", true);
+ SGPropertyNode* node = fgGetNode("/sim/presets", true);
+ globals->get_commands()->execute("old-reinit-dialog", node);
+ }
+
return true;
}
bool FGJSBsim::ToggleDataLogging(void)
{
- return fdmex->GetOutput()->Toggle();
+ // ToDo: handle this properly
+ fdmex->DisableOutput();
+ return false;
}
bool FGJSBsim::ToggleDataLogging(bool state)
{
if (state) {
- fdmex->GetOutput()->Enable();
+ fdmex->EnableOutput();
return true;
} else {
- fdmex->GetOutput()->Disable();
+ fdmex->DisableOutput();
return false;
}
}
&sea_level_radius_meters, &lat_geoc );
_set_Sea_level_radius( sea_level_radius_meters * SG_METER_TO_FEET );
fgic->SetSeaLevelRadiusFtIC( sea_level_radius_meters * SG_METER_TO_FEET );
- _set_Runway_altitude( cur_fdm_state->get_Runway_altitude() );
- fgic->SetTerrainAltitudeFtIC( cur_fdm_state->get_ground_elev_ft() );
fgic->SetLatitudeRadIC( lat_geoc );
needTrim=true;
}
update_ic();
fgic->SetLongitudeRadIC( lon );
- _set_Runway_altitude( cur_fdm_state->get_Runway_altitude() );
- fgic->SetTerrainAltitudeFtIC( cur_fdm_state->get_ground_elev_ft() );
needTrim=true;
}
&sea_level_radius_meters, &lat_geoc);
_set_Sea_level_radius( sea_level_radius_meters * SG_METER_TO_FEET );
fgic->SetSeaLevelRadiusFtIC( sea_level_radius_meters * SG_METER_TO_FEET );
- _set_Runway_altitude( cur_fdm_state->get_Runway_altitude() );
- fgic->SetTerrainAltitudeFtIC( cur_fdm_state->get_ground_elev_ft() );
SG_LOG(SG_FLIGHT, SG_INFO,
"Terrain altitude: " << cur_fdm_state->get_Runway_altitude() * SG_METER_TO_FEET );
fgic->SetLatitudeRadIC( lat_geoc );
FGInterface::set_Euler_Angles(phi, theta, psi);
update_ic();
- fgic->SetPitchAngleRadIC(theta);
- fgic->SetRollAngleRadIC(phi);
- fgic->SetTrueHeadingRadIC(psi);
+ fgic->SetThetaRadIC(theta);
+ fgic->SetPhiRadIC(phi);
+ fgic->SetPsiRadIC(psi);
needTrim=true;
}
node->setBoolValue("has-brake", gear->GetBrakeGroup() > 0);
node->setDoubleValue("position-norm", FCS->GetGearPos());
node->setDoubleValue("tire-pressure-norm", gear->GetTirePressure());
+ node->setDoubleValue("compression-norm", gear->GetCompLen());
if ( gear->GetSteerable() )
node->setDoubleValue("steering-norm", gear->GetSteerNorm());
}
node->getChild("wow", 0, true)->setBoolValue( gear->GetWOW());
node->getChild("position-norm", 0, true)->setDoubleValue(FCS->GetGearPos());
gear->SetTirePressure(node->getDoubleValue("tire-pressure-norm"));
+ node->setDoubleValue("compression-norm", gear->GetCompLen());
if ( gear->GetSteerable() )
node->setDoubleValue("steering-norm", gear->GetSteerNorm());
}
fgic->SetLongitudeRadIC( get_Longitude() );
fgic->SetAltitudeFtIC( get_Altitude() );
fgic->SetVcalibratedKtsIC( get_V_calibrated_kts() );
- fgic->SetPitchAngleRadIC( get_Theta() );
- fgic->SetRollAngleRadIC( get_Phi() );
- fgic->SetTrueHeadingRadIC( get_Psi() );
+ fgic->SetThetaRadIC( get_Theta() );
+ fgic->SetPhiRadIC( get_Phi() );
+ fgic->SetPsiRadIC( get_Psi() );
fgic->SetClimbRateFpsIC( get_Climb_Rate() );
}
}