X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FFDM%2FLaRCsim.cxx;h=43223bf4cf9bfbde1f8fc6a0df2a7a126bf3e165;hb=ee98995d30e75cda88c9866f3cb6a761fda7d078;hp=07ebb0ea55852328f0d8190a12eaee2feef1786a;hpb=bfc56f9d178479080454b73c4c191cb326839ff1;p=flightgear.git diff --git a/src/FDM/LaRCsim.cxx b/src/FDM/LaRCsim.cxx index 07ebb0ea5..43223bf4c 100644 --- a/src/FDM/LaRCsim.cxx +++ b/src/FDM/LaRCsim.cxx @@ -20,12 +20,11 @@ // // $Id$ +#include // strcmp() #include #include -#include - #include
#include #include @@ -40,67 +39,57 @@ #include "LaRCsim.hxx" FGLaRCsim::FGLaRCsim( double dt ) { - set_delta_t( dt ); +// set_delta_t( dt ); speed_up = fgGetNode("/sim/speed-up", true); - aircraft = fgGetNode("/sim/aircraft", true); - - ls_toplevel_init( 0.0, (char *)(aircraft->getStringValue().c_str()) ); + aero = fgGetNode("/sim/aero", true); + + ls_toplevel_init( 0.0, (char *)(aero->getStringValue()) ); lsic=new LaRCsimIC; //this needs to be brought up after LaRCsim is - if ( aircraft->getStringValue() == "c172" ) { - copy_to_LaRCsim(); // initialize all of LaRCsim's vars - - //this should go away someday -- formerly done in fg_init.cxx - Mass = 8.547270E+01; - I_xx = 1.048000E+03; - I_yy = 3.000000E+03; - I_zz = 3.530000E+03; - I_xz = 0.000000E+00; + if ( !strcmp(aero->getStringValue(), "c172") ) { + copy_to_LaRCsim(); // initialize all of LaRCsim's vars + + //this should go away someday -- formerly done in fg_init.cxx + Mass = 8.547270E+01; + I_xx = 1.048000E+03; + I_yy = 3.000000E+03; + I_zz = 3.530000E+03; + I_xz = 0.000000E+00; } - - ls_set_model_dt( get_delta_t() ); - - // Initialize our little engine that hopefully might - eng.init( get_delta_t() ); - // dcl - in passing dt to init rather than update I am assuming - // that the LaRCsim dt is fixed at one value (yes it is 120hz CLO) - - // update the engines interface - FGEngInterface e; - add_engine( e ); - - // Fill the fuel tanks - // Hardwired to C172 full tanks for now - need to fix this sometime - // Also note that this is the max quantity - the usable quantity - // is slightly less - set_Tank1Fuel(28.0); - set_Tank2Fuel(28.0); + ls_set_model_dt(dt); + // Initialize our little engine that hopefully might + eng.init(dt); + // dcl - in passing dt to init rather than update I am assuming + // that the LaRCsim dt is fixed at one value (yes it is 120hz CLO) } FGLaRCsim::~FGLaRCsim(void) { if ( lsic != NULL ) { - delete lsic; - lsic = NULL; + delete lsic; + lsic = NULL; } -} +} // Initialize the LaRCsim flight model, dt is the time increment for // each subsequent iteration through the EOM void FGLaRCsim::init() { - - // Explicitly call the superclass's - // init method first. - FGInterface::init(); + //do init common to all FDM's + common_init(); } // Run an iteration of the EOM (equations of motion) -bool FGLaRCsim::update( int multiloop ) { +void FGLaRCsim::update( double dt ) { + + if (is_suspended()) + return; + + int multiloop = _calc_multiloop(dt); - if ( aircraft->getStringValue() == "c172" ) { + if ( !strcmp(aero->getStringValue(), "c172") ) { // set control inputs // cout << "V_calibrated_kts = " << V_calibrated_kts << '\n'; eng.set_IAS( V_calibrated_kts ); @@ -109,45 +98,60 @@ bool FGLaRCsim::update( int multiloop ) { eng.set_Propeller_Lever_Pos( 100 ); eng.set_Mixture_Lever_Pos( globals->get_controls()->get_mixture( 0 ) * 100.0 ); + eng.set_Magneto_Switch_Pos( globals->get_controls()->get_magnetos(0) ); + eng.setStarterFlag( globals->get_controls()->get_starter(0) ); eng.set_p_amb( Static_pressure ); eng.set_T_amb( Static_temperature ); // update engine model eng.update(); + // Fake control-surface positions + fgSetDouble("/surface-positions/flap-pos-norm", + fgGetDouble("/controls/flaps")); + // FIXME: ignoring trim + fgSetDouble("/surface-positions/elevator-pos-norm", + fgGetDouble("/controls/elevator")); + // FIXME: ignoring trim + fgSetDouble("/surface-positions/left-aileron-pos-norm", + fgGetDouble("/controls/aileron")); + // FIXME: ignoring trim + fgSetDouble("/surface-positions/right-aileron-pos-norm", + -1 * fgGetDouble("/controls/aileron")); + // FIXME: ignoring trim + fgSetDouble("/surface-positions/rudder-pos-norm", + fgGetDouble("/controls/rudder")); + // copy engine state values onto "bus" - FGEngInterface *e = get_engine( 0 ); - e->set_Throttle( globals->get_controls()->get_throttle( 0 ) * 100.0 ); - e->set_Mixture( 80 ); - e->set_Prop_Advance( 100 ); - e->set_RPM( eng.get_RPM() ); - e->set_Manifold_Pressure( eng.get_Manifold_Pressure() ); - e->set_MaxHP( eng.get_MaxHP() ); - e->set_Percentage_Power( eng.get_Percentage_Power() ); - e->set_EGT( eng.get_EGT() ); - e->set_CHT( eng.get_CHT() ); - e->set_prop_thrust( eng.get_prop_thrust_SI() ); - e->set_Fuel_Flow( eng.get_fuel_flow_gals_hr() ); - - //Assume we are using both tanks equally for now - reduce_Tank1Fuel( (eng.get_fuel_flow_gals_hr() / (2 * 3600)) - * get_delta_t() ); - reduce_Tank2Fuel( (eng.get_fuel_flow_gals_hr() / (2 * 3600)) - * get_delta_t() ); - -#if 0 - SG_LOG( SG_FLIGHT, SG_INFO, "Throttle = " - << globals->get_controls()->get_throttle( 0 ) * 100.0); - SG_LOG( SG_FLIGHT, SG_INFO, " Mixture = " << 80); - SG_LOG( SG_FLIGHT, SG_INFO, " RPM = " << eng.get_RPM()); - SG_LOG( SG_FLIGHT, SG_INFO, " MP = " << eng.get_Manifold_Pressure()); - SG_LOG( SG_FLIGHT, SG_INFO, " HP = " - << ( eng.get_MaxHP() * eng.get_Percentage_Power()/ 100.0) ); - SG_LOG( SG_FLIGHT, SG_INFO, " EGT = " << eng.get_EGT()); - SG_LOG( SG_FLIGHT, SG_INFO, " Thrust (N) " - << eng.get_prop_thrust_SI()); // Thrust in Newtons - SG_LOG( SG_FLIGHT, SG_INFO, '\n'); -#endif + fgSetDouble("/engines/engine/rpm", eng.get_RPM()); + fgSetDouble("/engines/engine/mp-osi", eng.get_Manifold_Pressure()); + fgSetDouble("/engines/engine/max-hp", eng.get_MaxHP()); + fgSetDouble("/engines/engine/power-pct", eng.get_Percentage_Power()); + fgSetDouble("/engines/engine/egt-degf", eng.get_EGT()); + fgSetDouble("/engines/engine/cht-degf", eng.get_CHT()); + fgSetDouble("/engines/engine/prop-thrust", eng.get_prop_thrust_SI()); + fgSetDouble("/engines/engine/fuel-flow-gph", + eng.get_fuel_flow_gals_hr()); + fgSetDouble("/engines/engine/oil-temperature-degf", + eng.get_oil_temp()); + fgSetDouble("/engines/engine/running", eng.getRunningFlag()); + fgSetDouble("/engines/engine/cranking", eng.getCrankingFlag()); + + static const SGPropertyNode *fuel_freeze + = fgGetNode("/sim/freeze/fuel"); + + if ( ! fuel_freeze->getBoolValue() ) { + //Assume we are using both tanks equally for now + fgSetDouble("/consumables/fuel/tank[0]/level-gal_us", + fgGetDouble("/consumables/fuel/tank[0]/level-gal_us") + - (eng.get_fuel_flow_gals_hr() / (2 * 3600)) + * dt); + fgSetDouble("/consumables/fuel/tank[1]/level-gal_us", + fgGetDouble("/consumables/fuel/tank[1]/level-gal_us") + - (eng.get_fuel_flow_gals_hr() / (2 * 3600)) + * dt); + } + F_X_engine = eng.get_prop_thrust_lbs(); // cout << "F_X_engine = " << F_X_engine << '\n'; } @@ -162,15 +166,15 @@ bool FGLaRCsim::update( int multiloop ) { // copy control positions into the LaRCsim structure Lat_control = globals->get_controls()->get_aileron() / - speed_up->getIntValue(); + speed_up->getIntValue(); Long_control = globals->get_controls()->get_elevator(); Long_trim = globals->get_controls()->get_elevator_trim(); Rudder_pedal = globals->get_controls()->get_rudder() / speed_up->getIntValue(); Flap_handle = 30.0 * globals->get_controls()->get_flaps(); - if ( aircraft->getStringValue() == "c172" ) { - Use_External_Engine = 1; + if ( !strcmp(aero->getStringValue(), "c172") ) { + Use_External_Engine = 1; } else { Use_External_Engine = 0; } @@ -182,8 +186,7 @@ bool FGLaRCsim::update( int multiloop ) { // Inform LaRCsim of the local terrain altitude // Runway_altitude = get_Runway_altitude(); - Runway_altitude = scenery.cur_elev * SG_METER_TO_FEET; - + Runway_altitude = getACModel()->get3DModel()->getFGLocation()->get_cur_elev_m() * SG_METER_TO_FEET; // Weather /* V_north_airmass = get_V_north_airmass(); V_east_airmass = get_V_east_airmass(); @@ -197,6 +200,15 @@ bool FGLaRCsim::update( int multiloop ) { // printf("Altitude = %.2f\n", Altitude * 0.3048); // printf("Radius to Vehicle = %.2f\n", Radius_to_vehicle * 0.3048); + // for engine functions (sounds and instruments) + // drive the rpm gauge + fgSetDouble("/engines/engine/rpm", (globals->get_controls()->get_throttle( 0 ) * 100.0 * 25 )); + // manifold air pressure, which drives the sound (see *sound.xml file) + fgSetDouble("/engines/engine/mp-osi", (globals->get_controls()->get_throttle( 0 ) * 100.0 )); + // make the engine cranking and running sounds when fgfs starts up + fgSetDouble("/engines/engine/cranking", 1); + fgSetDouble("/engines/engine/running", 1); + ls_update(multiloop); // printf("%d FG_Altitude = %.2f\n", i, FG_Altitude * 0.3048); @@ -211,8 +223,6 @@ bool FGLaRCsim::update( int multiloop ) { if ( save_alt < -9000.0 ) { set_Altitude( save_alt ); } - - return true; } @@ -541,7 +551,7 @@ bool FGLaRCsim::copy_from_LaRCsim() { _set_Climb_Rate( -1 * V_down ); // cout << "climb rate = " << -V_down * 60 << endl; - if ( aircraft->getStringValue() == "uiuc" ) { + if ( !strcmp(aero->getStringValue(), "uiuc") ) { if (pilot_elev_no) { globals->get_controls()->set_elevator(Long_control); globals->get_controls()->set_elevator_trim(Long_trim); @@ -577,26 +587,12 @@ void FGLaRCsim::set_ls(void) { Latitude=lsic->GetLatitudeGDRadIC(); Longitude=lsic->GetLongitudeRadIC(); Runway_altitude=lsic->GetRunwayAltitudeFtIC(); - V_north_airmass = lsic->GetVnorthAirmassFpsIC(); - V_east_airmass = lsic->GetVeastAirmassFpsIC(); - V_down_airmass = lsic->GetVdownAirmassFpsIC(); + V_north_airmass = lsic->GetVnorthAirmassFpsIC() * -1; + V_east_airmass = lsic->GetVeastAirmassFpsIC() * -1; + V_down_airmass = lsic->GetVdownAirmassFpsIC() * -1; ls_loop(0.0,-1); copy_from_LaRCsim(); - SG_LOG( SG_FLIGHT, SG_INFO, " FGLaRCsim::set_ls(): " ); - SG_LOG( SG_FLIGHT, SG_INFO, " Phi: " << Phi ); - SG_LOG( SG_FLIGHT, SG_INFO, " Theta: " << Theta ); - SG_LOG( SG_FLIGHT, SG_INFO, " Psi: " << Psi ); - SG_LOG( SG_FLIGHT, SG_INFO, " V_north: " << V_north ); - SG_LOG( SG_FLIGHT, SG_INFO, " V_east: " << V_east ); - SG_LOG( SG_FLIGHT, SG_INFO, " V_down: " << V_down ); - SG_LOG( SG_FLIGHT, SG_INFO, " Altitude: " << Altitude ); - SG_LOG( SG_FLIGHT, SG_INFO, " Latitude: " << Latitude ); - SG_LOG( SG_FLIGHT, SG_INFO, " Longitude: " << Longitude ); - SG_LOG( SG_FLIGHT, SG_INFO, " Runway_altitude: " << Runway_altitude ); - SG_LOG( SG_FLIGHT, SG_INFO, " V_north_airmass: " << V_north_airmass ); - SG_LOG( SG_FLIGHT, SG_INFO, " V_east_airmass: " << V_east_airmass ); - SG_LOG( SG_FLIGHT, SG_INFO, " V_down_airmass: " << V_down_airmass ); -} +} void FGLaRCsim::snap_shot(void) { lsic->SetLatitudeGDRadIC( get_Latitude() ); @@ -620,7 +616,7 @@ void FGLaRCsim::set_Latitude(double lat) { lsic->SetLatitudeGDRadIC(lat); set_ls(); copy_from_LaRCsim(); //update the bus -} +} void FGLaRCsim::set_Longitude(double lon) { SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_Longitude: " << lon ); @@ -628,7 +624,7 @@ void FGLaRCsim::set_Longitude(double lon) { lsic->SetLongitudeRadIC(lon); set_ls(); copy_from_LaRCsim(); //update the bus -} +} void FGLaRCsim::set_Altitude(double alt) { SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_Altitude: " << alt ); @@ -645,7 +641,7 @@ void FGLaRCsim::set_V_calibrated_kts(double vc) { lsic->SetVcalibratedKtsIC(vc); set_ls(); copy_from_LaRCsim(); //update the bus -} +} void FGLaRCsim::set_Mach_number(double mach) { SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_Mach_number: " << mach ); @@ -653,7 +649,7 @@ void FGLaRCsim::set_Mach_number(double mach) { lsic->SetMachIC(mach); set_ls(); copy_from_LaRCsim(); //update the bus -} +} void FGLaRCsim::set_Velocities_Local( double north, double east, double down ){ SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_Velocities_local: " @@ -662,7 +658,7 @@ void FGLaRCsim::set_Velocities_Local( double north, double east, double down ){ lsic->SetVNEDFpsIC(north, east, down); set_ls(); copy_from_LaRCsim(); //update the bus -} +} void FGLaRCsim::set_Velocities_Wind_Body( double u, double v, double w){ SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_Velocities_Wind_Body: " @@ -671,7 +667,7 @@ void FGLaRCsim::set_Velocities_Wind_Body( double u, double v, double w){ lsic->SetUVWFpsIC(u,v,w); set_ls(); copy_from_LaRCsim(); //update the bus -} +} //Euler angles void FGLaRCsim::set_Euler_Angles( double phi, double theta, double psi ) { @@ -683,8 +679,8 @@ void FGLaRCsim::set_Euler_Angles( double phi, double theta, double psi ) { lsic->SetRollAngleRadIC(phi); lsic->SetHeadingRadIC(psi); set_ls(); - copy_from_LaRCsim(); //update the bus -} + copy_from_LaRCsim(); //update the bus +} //Flight Path void FGLaRCsim::set_Climb_Rate( double roc) { @@ -692,24 +688,16 @@ void FGLaRCsim::set_Climb_Rate( double roc) { snap_shot(); lsic->SetClimbRateFpsIC(roc); set_ls(); - copy_from_LaRCsim(); //update the bus -} + copy_from_LaRCsim(); //update the bus +} void FGLaRCsim::set_Gamma_vert_rad( double gamma) { SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_Gamma_vert_rad: " << gamma ); snap_shot(); lsic->SetFlightPathAngleRadIC(gamma); set_ls(); - copy_from_LaRCsim(); //update the bus -} - -void FGLaRCsim::set_Runway_altitude(double ralt) { - SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_Runway_altitude: " << ralt ); - snap_shot(); - lsic->SetRunwayAltitudeFtIC(ralt); - set_ls(); - copy_from_LaRCsim(); //update the bus -} + copy_from_LaRCsim(); //update the bus +} void FGLaRCsim::set_AltitudeAGL(double altagl) { SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_AltitudeAGL: " << altagl ); @@ -719,6 +707,7 @@ void FGLaRCsim::set_AltitudeAGL(double altagl) { copy_from_LaRCsim(); } +/* getting a namespace conflict... void FGLaRCsim::set_Velocities_Local_Airmass (double wnorth, double weast, double wdown ) { @@ -728,7 +717,8 @@ void FGLaRCsim::set_Velocities_Local_Airmass (double wnorth, lsic->SetVNEDAirmassFpsIC( wnorth, weast, wdown ); set_ls(); copy_from_LaRCsim(); -} +} +*/ void FGLaRCsim::set_Static_pressure(double p) { SG_LOG( SG_FLIGHT, SG_INFO, @@ -745,7 +735,7 @@ void FGLaRCsim::set_Static_temperature(double T) { } -void FGLaRCsim::set_Density(double rho) { +void FGLaRCsim::set_Density(double rho) { SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_Density: " << rho ); SG_LOG( SG_FLIGHT, SG_INFO, "LaRCsim does not support externally supplied atmospheric data" );