X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FFDM%2FJSBSim%2Fmodels%2FFGAircraft.cpp;h=0ed6ac74f33975f09d0dcdca72953d51d0e7ab09;hb=68f54290481701429a04cd33c06be2674fc2b3a4;hp=75f9fba590b680eeb7b79a6273d8228e26fd2145;hpb=bb419b588c3b9819081461e196b5ddbbd9f11d69;p=flightgear.git

diff --git a/src/FDM/JSBSim/models/FGAircraft.cpp b/src/FDM/JSBSim/models/FGAircraft.cpp
index 75f9fba59..0ed6ac74f 100644
--- a/src/FDM/JSBSim/models/FGAircraft.cpp
+++ b/src/FDM/JSBSim/models/FGAircraft.cpp
@@ -68,7 +68,7 @@ DEFINITIONS
 GLOBAL DATA
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
 
-static const char *IdSrc = "$Id$";
+static const char *IdSrc = "$Id: FGAircraft.cpp,v 1.28 2010/09/07 00:40:03 jberndt Exp $";
 static const char *IdHdr = ID_AIRCRAFT;
 
 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -123,6 +123,9 @@ bool FGAircraft::Run(void)
     vForces += GroundReactions->GetForces();
     vForces += ExternalReactions->GetForces();
     vForces += BuoyantForces->GetForces();
+  } else {
+    const FGMatrix33& mTl2b = Propagate->GetTl2b();
+    vForces = mTl2b * FGColumnVector3(0,0,-MassBalance->GetWeight());
   }
 
   vMoments.InitMatrix();
@@ -136,10 +139,10 @@ bool FGAircraft::Run(void)
 
   vBodyAccel = vForces/MassBalance->GetMass();
 
-  vNcg = vBodyAccel/Inertial->gravity();
+  vNcg = vBodyAccel/Inertial->SLgravity();
 
   vNwcg = Aerodynamics->GetTb2w() * vNcg;
-  vNwcg(3) = -1*vNwcg(3) + 1;
+  vNwcg(3) = 1.0 - vNwcg(3);
 
   RunPostFunctions();
 
@@ -203,7 +206,7 @@ bool FGAircraft::Load(Element* el)
     }
   }
 
-  FGModel::PostLoad(el);
+  PostLoad(el, PropertyManager);
 
   Debug(2);