Purpose: Encapsulates an aircraft
Called by: FGFDMExec
- ------------- Copyright (C) 1999 Jon S. Berndt (jsb@hal-pc.org) -------------
+ ------------- Copyright (C) 1999 Jon S. Berndt (jon@jsbsim.org) -------------
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
#include <sys/stat.h>
#include <sys/types.h>
-
-#ifdef FGFS
-# ifndef __BORLANDC__
-# include <simgear/compiler.h>
-# endif
-# ifdef SG_HAVE_STD_INCLUDES
-# include <cmath>
-# else
-# include <math.h>
-# endif
-#else
-# if defined (sgi) && !defined(__GNUC__)
-# include <math.h>
-# else
-# include <cmath>
-# endif
-#endif
+#include <iostream>
+#include <cmath>
#include "FGAircraft.h"
-#include "FGMassBalance.h"
-#include "FGInertial.h"
-#include "FGGroundReactions.h"
-#include "FGAerodynamics.h"
-#include <FGState.h>
-#include <FGFDMExec.h>
-#include "FGPropagate.h"
-#include <input_output/FGPropertyManager.h>
+#include "FGFDMExec.h"
+#include "input_output/FGPropertyManager.h"
+
+using namespace std;
namespace JSBSim {
GLOBAL DATA
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
-static const char *IdSrc = "$Id$";
+static const char *IdSrc = "$Id: FGAircraft.cpp,v 1.33 2011/08/21 15:06:38 bcoconni Exp $";
static const char *IdHdr = ID_AIRCRAFT;
/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
{
Name = "FGAircraft";
WingSpan = 0.0;
+ WingArea = 0.0;
+ cbar = 0.0;
HTailArea = VTailArea = 0.0;
HTailArm = VTailArm = 0.0;
lbarh = lbarv = 0.0;
vbarh = vbarv = 0.0;
WingIncidence = 0.0;
+ HoldDown = 0;
bind();
FGAircraft::~FGAircraft()
{
- unbind();
Debug(1);
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-bool FGAircraft::Run(void)
+bool FGAircraft::InitModel(void)
{
- if (FGModel::Run()) return true;
- if (FDMExec->Holding()) return false;
-
- vForces.InitMatrix();
- vForces += Aerodynamics->GetForces();
- vForces += Propulsion->GetForces();
- vForces += GroundReactions->GetForces();
+ return true;
+}
- vMoments.InitMatrix();
- vMoments += Aerodynamics->GetMoments();
- vMoments += Propulsion->GetMoments();
- vMoments += GroundReactions->GetMoments();
+//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
- vBodyAccel = vForces/MassBalance->GetMass();
+bool FGAircraft::Run(bool Holding)
+{
+ if (FGModel::Run(Holding)) return true;
+ if (Holding) return false;
- vNcg = vBodyAccel/Inertial->gravity();
+ RunPreFunctions();
- vNwcg = State->GetTb2s() * vNcg;
- vNwcg(3) = -1*vNwcg(3) + 1;
+ vForces.InitMatrix();
+ if (!HoldDown) {
+ vForces += in.AeroForce;
+ vForces += in.PropForce;
+ vForces += in.GroundForce;
+ vForces += in.ExternalForce;
+ vForces += in.BuoyantForce;
+ } else {
+ vForces = in.Tl2b * FGColumnVector3(0,0,-in.Weight);
+ }
- return false;
-}
+ vMoments.InitMatrix();
+ if (!HoldDown) {
+ vMoments += in.AeroMoment;
+ vMoments += in.PropMoment;
+ vMoments += in.GroundMoment;
+ vMoments += in.ExternalMoment;
+ vMoments += in.BuoyantMoment;
+ }
-//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ RunPostFunctions();
-double FGAircraft::GetNlf(void)
-{
- return -1*Aerodynamics->GetvFs(3)/MassBalance->GetWeight();
+ return false;
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
string element_name;
Element* element;
+ FGModel::Load(el);
+
if (el->FindElement("wingarea"))
WingArea = el->FindElementValueAsNumberConvertTo("wingarea", "FT2");
if (el->FindElement("wingspan"))
if (el->FindElement("chord"))
cbar = el->FindElementValueAsNumberConvertTo("chord", "FT");
if (el->FindElement("wing_incidence"))
- WingIncidence = el->FindElementValueAsNumberConvertTo("wing_incidence", "DEG");
+ WingIncidence = el->FindElementValueAsNumberConvertTo("wing_incidence", "RAD");
if (el->FindElement("htailarea"))
HTailArea = el->FindElementValueAsNumberConvertTo("htailarea", "FT2");
if (el->FindElement("htailarm"))
lbarv = VTailArm/cbar;
if (WingArea != 0.0) {
vbarh = HTailArm*HTailArea / (cbar*WingArea);
- vbarv = VTailArm*VTailArea / (cbar*WingArea);
+ vbarv = VTailArm*VTailArea / (WingSpan*WingArea);
}
}
+ PostLoad(el, PropertyManager);
+
Debug(2);
return true;
void FGAircraft::bind(void)
{
typedef double (FGAircraft::*PMF)(int) const;
- PropertyManager->Tie("metrics/Sw-sqft", this, &FGAircraft::GetWingArea);
+ PropertyManager->Tie("metrics/Sw-sqft", this, &FGAircraft::GetWingArea, &FGAircraft::SetWingArea);
PropertyManager->Tie("metrics/bw-ft", this, &FGAircraft::GetWingSpan);
PropertyManager->Tie("metrics/cbarw-ft", this, &FGAircraft::Getcbar);
- PropertyManager->Tie("metrics/iw-deg", this, &FGAircraft::GetWingIncidence);
+ PropertyManager->Tie("metrics/iw-rad", this, &FGAircraft::GetWingIncidence);
+ PropertyManager->Tie("metrics/iw-deg", this, &FGAircraft::GetWingIncidenceDeg);
PropertyManager->Tie("metrics/Sh-sqft", this, &FGAircraft::GetHTailArea);
PropertyManager->Tie("metrics/lh-ft", this, &FGAircraft::GetHTailArm);
PropertyManager->Tie("metrics/Sv-sqft", this, &FGAircraft::GetVTailArea);
PropertyManager->Tie("metrics/lv-norm", this, &FGAircraft::Getlbarv);
PropertyManager->Tie("metrics/vbarh-norm", this, &FGAircraft::Getvbarh);
PropertyManager->Tie("metrics/vbarv-norm", this, &FGAircraft::Getvbarv);
- PropertyManager->Tie("moments/l-total-lbsft", this, eL, (PMF)&FGAircraft::GetMoments);
- PropertyManager->Tie("moments/m-total-lbsft", this, eM, (PMF)&FGAircraft::GetMoments);
- PropertyManager->Tie("moments/n-total-lbsft", this, eN, (PMF)&FGAircraft::GetMoments);
- PropertyManager->Tie("forces/fbx-total-lbs", this, eX, (PMF)&FGAircraft::GetForces);
- PropertyManager->Tie("forces/fby-total-lbs", this, eY, (PMF)&FGAircraft::GetForces);
- PropertyManager->Tie("forces/fbz-total-lbs", this, eZ, (PMF)&FGAircraft::GetForces);
PropertyManager->Tie("metrics/aero-rp-x-in", this, eX, (PMF)&FGAircraft::GetXYZrp);
PropertyManager->Tie("metrics/aero-rp-y-in", this, eY, (PMF)&FGAircraft::GetXYZrp);
PropertyManager->Tie("metrics/aero-rp-z-in", this, eZ, (PMF)&FGAircraft::GetXYZrp);
PropertyManager->Tie("metrics/visualrefpoint-x-in", this, eX, (PMF)&FGAircraft::GetXYZvrp);
PropertyManager->Tie("metrics/visualrefpoint-y-in", this, eY, (PMF)&FGAircraft::GetXYZvrp);
PropertyManager->Tie("metrics/visualrefpoint-z-in", this, eZ, (PMF)&FGAircraft::GetXYZvrp);
-}
-
-//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-void FGAircraft::unbind(void)
-{
- PropertyManager->Untie("metrics/Sw-sqft");
- PropertyManager->Untie("metrics/bw-ft");
- PropertyManager->Untie("metrics/cbarw-ft");
- PropertyManager->Untie("metrics/iw-deg");
- PropertyManager->Untie("metrics/Sh-sqft");
- PropertyManager->Untie("metrics/lh-ft");
- PropertyManager->Untie("metrics/Sv-sqft");
- PropertyManager->Untie("metrics/lv-ft");
- PropertyManager->Untie("metrics/lh-norm");
- PropertyManager->Untie("metrics/lv-norm");
- PropertyManager->Untie("metrics/vbarh-norm");
- PropertyManager->Untie("metrics/vbarv-norm");
- PropertyManager->Untie("moments/l-total-lbsft");
- PropertyManager->Untie("moments/m-total-lbsft");
- PropertyManager->Untie("moments/n-total-lbsft");
- PropertyManager->Untie("forces/fbx-total-lbs");
- PropertyManager->Untie("forces/fby-total-lbs");
- PropertyManager->Untie("forces/fbz-total-lbs");
- PropertyManager->Untie("metrics/aero-rp-x-in");
- PropertyManager->Untie("metrics/aero-rp-y-in");
- PropertyManager->Untie("metrics/aero-rp-z-in");
- PropertyManager->Untie("metrics/eyepoint-x-in");
- PropertyManager->Untie("metrics/eyepoint-y-in");
- PropertyManager->Untie("metrics/eyepoint-z-in");
- PropertyManager->Untie("metrics/visualrefpoint-x-in");
- PropertyManager->Untie("metrics/visualrefpoint-y-in");
- PropertyManager->Untie("metrics/visualrefpoint-z-in");
+ PropertyManager->Tie("forces/hold-down", this, &FGAircraft::GetHoldDown, &FGAircraft::SetHoldDown);
}
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
projects / flightgear.git / blobdiff