considering u,v,wbody-fps are the ECEF velocity expressed in body axis, change in...

diff --git a/src/FDM/ExternalPipe/ExternalPipe.cxx b/src/FDM/ExternalPipe/ExternalPipe.cxx
index 0a7377a4df317bce9cc2abf4b495efc1c4cb9eae..94e48c915647a80d85b3da316896fcb10914b49b 100644 (file)
--- a/src/FDM/ExternalPipe/ExternalPipe.cxx
+++ b/src/FDM/ExternalPipe/ExternalPipe.cxx
@@ -470,9 +470,9 @@ void FGExternalPipe::process_set_command( const string_list &tokens ) {
     _set_Velocities_Local( net->v_north,
                                           net->v_east,
                                           net->v_down );
-    _set_Velocities_Wind_Body( net->v_wind_body_north,
-                                              net->v_wind_body_east,
-                                              net->v_wind_body_down );
+    _set_Velocities_Body( net->v_body_u,
+                                              net->v_body_v,
+                                              net->v_body_w );
 
     _set_Accels_Pilot_Body( net->A_X_pilot,
                                            net->A_Y_pilot,

diff --git a/src/FDM/JSBSim/JSBSim.cxx b/src/FDM/JSBSim/JSBSim.cxx
index 9ab5a192b101948914b253045de6239f17a45125..f6efc4b11f58da89c0405adc345f3cb458ae6474 100644 (file)
--- a/src/FDM/JSBSim/JSBSim.cxx
+++ b/src/FDM/JSBSim/JSBSim.cxx
@@ -760,9 +760,9 @@ bool FGJSBsim::copy_from_JSBsim()
                            Propagate->GetVel(FGJSBBase::eEast),
                            Propagate->GetVel(FGJSBBase::eDown) );
 
-    _set_Velocities_Wind_Body( Propagate->GetUVW(1),
-                               Propagate->GetUVW(2),
-                               Propagate->GetUVW(3) );
+    _set_Velocities_Body( Propagate->GetUVW(1),
+                          Propagate->GetUVW(2),
+                          Propagate->GetUVW(3) );
 
     // Make the HUD work ...
     _set_Velocities_Ground( Propagate->GetVel(FGJSBBase::eNorth),
@@ -1124,9 +1124,9 @@ void FGJSBsim::set_Velocities_Local( double north, double east, double down )
   FGInterface::set_Velocities_Local(north, east, down);
 }
 
-void FGJSBsim::set_Velocities_Wind_Body( double u, double v, double w)
+void FGJSBsim::set_Velocities_Body( double u, double v, double w)
 {
-  SG_LOG(SG_FLIGHT,SG_INFO, "FGJSBsim::set_Velocities_Wind_Body: "
+  SG_LOG(SG_FLIGHT,SG_INFO, "FGJSBsim::set_Velocities_Body: "
      << u << ", " <<  v << ", " <<  w );
 
   if (needTrim) {
@@ -1140,7 +1140,7 @@ void FGJSBsim::set_Velocities_Wind_Body( double u, double v, double w)
     Propagate->SetUVW(3, w);
   }
 
-  FGInterface::set_Velocities_Wind_Body(u, v, w);
+  FGInterface::set_Velocities_Body(u, v, w);
 }
 
 //Euler angles

diff --git a/src/FDM/JSBSim/JSBSim.hxx b/src/FDM/JSBSim/JSBSim.hxx
index ebb80c83ed9b65ce59ea077f03d4782206028229..56552dcacf4297cf9029fe882ad04545116daab0 100644 (file)
--- a/src/FDM/JSBSim/JSBSim.hxx
+++ b/src/FDM/JSBSim/JSBSim.hxx
@@ -166,7 +166,7 @@ public:
         @param u X velocity in ft/sec
         @param v Y velocity  in ft/sec
         @param w Z velocity in ft/sec */
-    void set_Velocities_Wind_Body( double u, double v, double w);
+    void set_Velocities_Body( double u, double v, double w);
     //@}
 
     /** Euler Angle Parameter Set

diff --git a/src/FDM/LaRCsim/LaRCsim.cxx b/src/FDM/LaRCsim/LaRCsim.cxx
index e1bbb112751a9fef04673209c352ef05d6f415bd..14684710cbb1eb47bb89606ebd5de3913426256e 100644 (file)
--- a/src/FDM/LaRCsim/LaRCsim.cxx
+++ b/src/FDM/LaRCsim/LaRCsim.cxx
@@ -653,7 +653,7 @@ bool FGLaRCsim::copy_from_LaRCsim() {
     // set_Velocities_Local_Rel_Airmass( V_north_rel_airmass, 
     //                          V_east_rel_airmass, V_down_rel_airmass );
     // set_Velocities_Gust( U_gust, V_gust, W_gust );
-    _set_Velocities_Wind_Body( U_body, V_body, W_body );
+    _set_Velocities_Body( U_body, V_body, W_body );
 
     _set_V_rel_wind( V_rel_wind );
     // set_V_true_kts( V_true_kts );
@@ -865,8 +865,8 @@ void FGLaRCsim::set_Velocities_Local( double north, double east, double down ){
     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: " 
+void FGLaRCsim::set_Velocities_Body( double u, double v, double w){
+    SG_LOG( SG_FLIGHT, SG_INFO, "FGLaRCsim::set_Velocities_Body: " 
            << u << "  " << v << "  " << w   );
     snap_shot();
     lsic->SetUVWFpsIC(u,v,w);

diff --git a/src/FDM/YASim/YASim.cxx b/src/FDM/YASim/YASim.cxx
index 01181d3169fc33e7afc0ecd408b032a92ce31694..c21db1e8f179597d9d081e7c6fd9c90f2b125796 100644 (file)
--- a/src/FDM/YASim/YASim.cxx
+++ b/src/FDM/YASim/YASim.cxx
@@ -396,7 +396,7 @@ void YASim::copyToYASim(bool copyState)
 // _set_Accels_CG_Body_N 
 // _set_Velocities_Local
 // _set_Velocities_Ground
-// _set_Velocities_Wind_Body
+// _set_Velocities_Body
 // _set_Omega_Body
 // _set_Euler_Rates
 // _set_Euler_Angles
@@ -469,6 +469,10 @@ void YASim::copyFromYASim()
 
     // _set_Geocentric_Rates(M2FT*v[0], M2FT*v[1], M2FT*v[2]); // UNUSED
 
+    // ecef speed in body axis
+    Math::vmul33(s->orient, s->v, v);
+    _set_Velocities_Body(v[0]*M2FT, -v[1]*M2FT, -v[2]*M2FT);
+
     // Airflow velocity.
     float wind[3];
     wind[0] = get_V_north_airmass() * FT2M * -1.0;  // Wind in NED
@@ -477,7 +481,6 @@ void YASim::copyFromYASim()
     Math::tmul33(xyz2ned, wind, wind);              // Wind in global
     Math::sub3(s->v, wind, v);                      // V - wind in global
     Math::vmul33(s->orient, v, v);               // to body coordinates
-    _set_Velocities_Wind_Body(v[0]*M2FT, -v[1]*M2FT, -v[2]*M2FT);
     _set_V_rel_wind(Math::mag3(v)*M2FT); // units?
 
     float P = _pressure_inhg->getFloatValue() * INHG2PA;

diff --git a/src/FDM/flight.cxx b/src/FDM/flight.cxx
index 8a06e361f77288a29f6ff075b395fbb20067be64..74bc1b5d98d6f9d8a0f8fea9b7178f8d427c9172 100644 (file)
--- a/src/FDM/flight.cxx
+++ b/src/FDM/flight.cxx
@@ -98,7 +98,7 @@ FGInterface::_setup ()
     _state.v_local_v = SGVec3d::zeros();
     _state.v_local_rel_ground_v = SGVec3d::zeros();
     _state.v_local_airmass_v = SGVec3d::zeros();
-    _state.v_wind_body_v = SGVec3d::zeros();
+    _state.v_body_v = SGVec3d::zeros();
     _state.omega_body_v = SGVec3d::zeros();
     _state.euler_rates_v = SGVec3d::zeros();
     _state.geocentric_rates_v = SGVec3d::zeros();
@@ -206,7 +206,7 @@ FGInterface::common_init ()
         } else if ( speedset == "mach" || speedset == "MACH" ) {
             set_Mach_number( fgGetDouble("/sim/presets/mach") );
         } else if ( speedset == "UVW" || speedset == "uvw" ) {
-            set_Velocities_Wind_Body(
+            set_Velocities_Body(
                                      fgGetDouble("/sim/presets/uBody-fps"),
                                      fgGetDouble("/sim/presets/vBody-fps"),
                                      fgGetDouble("/sim/presets/wBody-fps") );
@@ -366,7 +366,7 @@ FGInterface::bind ()
   _tiedProperties.Tie("/velocities/down-relground-fps", this,
                       &FGInterface::get_V_down_rel_ground); // read-only
 
-  // Relative wind
+  // ECEF velocity in body axis
   // FIXME: temporarily archivable, until the NED problem is fixed.
   _tiedProperties.Tie("/velocities/uBody-fps", this,
                       &FGInterface::get_uBody,
@@ -565,12 +565,12 @@ void FGInterface::set_Velocities_Local( double north,
     _state.v_local_v[2] = down;
 }
 
-void FGInterface::set_Velocities_Wind_Body( double u, 
+void FGInterface::set_Velocities_Body( double u, 
                                             double v,
                                             double w){
-    _state.v_wind_body_v[0] = u;
-    _state.v_wind_body_v[1] = v;
-    _state.v_wind_body_v[2] = w;
+    _state.v_body_v[0] = u;
+    _state.v_body_v[1] = v;
+    _state.v_body_v[2] = w;
 }
 
 // Euler angles 
@@ -615,7 +615,7 @@ void FGInterface::_busdump(void)
     SG_LOG(SG_FLIGHT,SG_INFO,"v_local_v: " << _state.v_local_v);
     SG_LOG(SG_FLIGHT,SG_INFO,"v_local_rel_ground_v: " << _state.v_local_rel_ground_v);
     SG_LOG(SG_FLIGHT,SG_INFO,"v_local_airmass_v: " << _state.v_local_airmass_v);
-    SG_LOG(SG_FLIGHT,SG_INFO,"v_wind_body_v: " << _state.v_wind_body_v);
+    SG_LOG(SG_FLIGHT,SG_INFO,"v_body_v: " << _state.v_body_v);
     SG_LOG(SG_FLIGHT,SG_INFO,"omega_body_v: " << _state.omega_body_v);
     SG_LOG(SG_FLIGHT,SG_INFO,"euler_rates_v: " << _state.euler_rates_v);
     SG_LOG(SG_FLIGHT,SG_INFO,"geocentric_rates_v: " << _state.geocentric_rates_v);

diff --git a/src/FDM/flight.hxx b/src/FDM/flight.hxx
index c6f3024d0fef6de584617f299fdae917a71a7786..fdb729aaa6bc18228462ae70bb1530bf6234a7e2 100644 (file)
--- a/src/FDM/flight.hxx
+++ b/src/FDM/flight.hxx
@@ -162,7 +162,7 @@ private:
         SGVec3d v_local_v;
         SGVec3d v_local_rel_ground_v; // V rel w.r.t. earth surface
         SGVec3d v_local_airmass_v;    // velocity of airmass (steady winds)
-        SGVec3d v_wind_body_v;        // Wind-relative velocities in body axis
+        SGVec3d v_body_v;        // ECEF velocities in body axis
 
         SGVec3d omega_body_v;         // Angular B rates
         SGVec3d euler_rates_v;
@@ -284,10 +284,10 @@ public:
        _state.v_local_airmass_v[1] = east;
        _state.v_local_airmass_v[2] = down;
     }
-    inline void _set_Velocities_Wind_Body( double u, double v, double w) {
-       _state.v_wind_body_v[0] = u;
-       _state.v_wind_body_v[1] = v;
-       _state.v_wind_body_v[2] = w;
+    inline void _set_Velocities_Body( double u, double v, double w) {
+       _state.v_body_v[0] = u;
+       _state.v_body_v[1] = v;
+       _state.v_body_v[2] = w;
     }
     inline void _set_V_rel_wind(double vt) { _state.v_rel_wind = vt; }
     inline void _set_V_ground_speed( double v) { _state.v_ground_speed = v; }
@@ -456,15 +456,15 @@ public:
     inline void set_V_down (double down) { 
       set_Velocities_Local(_state.v_local_v[0], _state.v_local_v[1], down);
     }
-    virtual void set_Velocities_Wind_Body( double u, double v, double w);
+    virtual void set_Velocities_Body( double u, double v, double w);
     virtual void set_uBody (double uBody) { 
-      set_Velocities_Wind_Body(uBody, _state.v_wind_body_v[1], _state.v_wind_body_v[2]);
+      set_Velocities_Body(uBody, _state.v_body_v[1], _state.v_body_v[2]);
     }
     virtual void set_vBody (double vBody) { 
-      set_Velocities_Wind_Body(_state.v_wind_body_v[0], vBody, _state.v_wind_body_v[2]);
+      set_Velocities_Body(_state.v_body_v[0], vBody, _state.v_body_v[2]);
     }
     virtual void set_wBody (double wBody) {
-      set_Velocities_Wind_Body(_state.v_wind_body_v[0], _state.v_wind_body_v[1], wBody);
+      set_Velocities_Body(_state.v_body_v[0], _state.v_body_v[1], wBody);
     }
     
     // Euler angles 
@@ -538,9 +538,9 @@ public:
     inline double get_V_north() const { return _state.v_local_v[0]; }
     inline double get_V_east() const { return _state.v_local_v[1]; }
     inline double get_V_down() const { return _state.v_local_v[2]; }
-    inline double get_uBody () const { return _state.v_wind_body_v[0]; }
-    inline double get_vBody () const { return _state.v_wind_body_v[1]; }
-    inline double get_wBody () const { return _state.v_wind_body_v[2]; }
+    inline double get_uBody () const { return _state.v_body_v[0]; }
+    inline double get_vBody () const { return _state.v_body_v[1]; }
+    inline double get_wBody () const { return _state.v_body_v[2]; }
 
     // Please dont comment these out. fdm=ada uses these (see
     // cockpit.cxx) --->
@@ -559,9 +559,9 @@ public:
     inline double get_V_east_airmass() const { return _state.v_local_airmass_v[1]; }
     inline double get_V_down_airmass() const { return _state.v_local_airmass_v[2]; }
 
-    inline double get_U_body() const { return _state.v_wind_body_v[0]; }
-    inline double get_V_body() const { return _state.v_wind_body_v[1]; }
-    inline double get_W_body() const { return _state.v_wind_body_v[2]; }
+    inline double get_U_body() const { return _state.v_body_v[0]; }
+    inline double get_V_body() const { return _state.v_body_v[1]; }
+    inline double get_W_body() const { return _state.v_body_v[2]; }
 
     inline double get_V_rel_wind() const { return _state.v_rel_wind; }
 

diff --git a/src/FDM/flightProperties.cxx b/src/FDM/flightProperties.cxx
index aa4d3cc24ce81b21dfbf3ade4fea05bd89edbee3..5d8930eb549828a3a31431f3dc43c7e85962d60c 100644 (file)
--- a/src/FDM/flightProperties.cxx
+++ b/src/FDM/flightProperties.cxx
@@ -266,10 +266,10 @@ void FlightProperties::set_Velocities_Local(double x, double y, double z)
   _root->setDoubleValue("velocities/speed-down-fps", z);
 }
 
-void FlightProperties::set_Velocities_Wind_Body(double x, double y, double z)
+void FlightProperties::set_Velocities_Body(double x, double y, double z)
 {
-  _root->setDoubleValue("velocities/vBody-fps", x);
-  _root->setDoubleValue("velocities/uBody-fps", y);
+  _root->setDoubleValue("velocities/uBody-fps", x);
+  _root->setDoubleValue("velocities/vBody-fps", y);
   _root->setDoubleValue("velocities/wBody-fps", z);
 }
 

diff --git a/src/FDM/flightProperties.hxx b/src/FDM/flightProperties.hxx
index 2256c3a857e5e1b28b3e98858b5a75f5d9ca5e27..93531b3e2fdd38ead61cdf755f4f187a6b7eb075 100644 (file)
--- a/src/FDM/flightProperties.hxx
+++ b/src/FDM/flightProperties.hxx
@@ -119,7 +119,7 @@ public:
   void set_Climb_Rate(double fps);
   
   void set_Velocities_Local(double x, double y, double z);
-  void set_Velocities_Wind_Body(double x, double y, double z);
+  void set_Velocities_Body(double x, double y, double z);
   void set_Accels_Pilot_Body(double x, double y, double z);
 private:
   SGPropertyNode* _root;

diff --git a/src/Network/native_fdm.cxx b/src/Network/native_fdm.cxx
index 46fb62d1ab857710b8a594d7af24cd1ec0f29918..95908a56ae0f8c46d323192221b263d001a60acc 100644 (file)
--- a/src/Network/native_fdm.cxx
+++ b/src/Network/native_fdm.cxx
@@ -151,9 +151,9 @@ void FGProps2NetFDM( FGNetFDM *net, bool net_byte_order ) {
     net->v_north = fdm_state.get_V_north();
     net->v_east = fdm_state.get_V_east();
     net->v_down = fdm_state.get_V_down();
-    net->v_wind_body_north = fdm_state.get_uBody();
-    net->v_wind_body_east = fdm_state.get_vBody();
-    net->v_wind_body_down = fdm_state.get_wBody();
+    net->v_body_u = fdm_state.get_uBody();
+    net->v_body_v = fdm_state.get_vBody();
+    net->v_body_w = fdm_state.get_wBody();
 
     net->A_X_pilot = fdm_state.get_A_X_pilot();
     net->A_Y_pilot = fdm_state.get_A_Y_pilot();
@@ -245,9 +245,9 @@ void FGProps2NetFDM( FGNetFDM *net, bool net_byte_order ) {
         htonf(net->v_north);
         htonf(net->v_east);
         htonf(net->v_down);
-        htonf(net->v_wind_body_north);
-        htonf(net->v_wind_body_east);
-        htonf(net->v_wind_body_down);
+        htonf(net->v_body_u);
+        htonf(net->v_body_v);
+        htonf(net->v_body_w);
 
         htonf(net->A_X_pilot);
         htonf(net->A_Y_pilot);
@@ -327,9 +327,9 @@ void FGNetFDM2Props( FGNetFDM *net, bool net_byte_order ) {
         htonf(net->v_north);
         htonf(net->v_east);
         htonf(net->v_down);
-        htonf(net->v_wind_body_north);
-        htonf(net->v_wind_body_east);
-        htonf(net->v_wind_body_down);
+        htonf(net->v_body_u);
+        htonf(net->v_body_v);
+        htonf(net->v_body_w);
 
         htonf(net->A_X_pilot);
         htonf(net->A_Y_pilot);
@@ -410,9 +410,9 @@ void FGNetFDM2Props( FGNetFDM *net, bool net_byte_order ) {
         fdm_state.set_Velocities_Local( net->v_north,
                                               net->v_east,
                                               net->v_down );
-        fdm_state.set_Velocities_Wind_Body( net->v_wind_body_north,
-                                                  net->v_wind_body_east,
-                                                  net->v_wind_body_down );
+        fdm_state.set_Velocities_Body( net->v_body_u,
+                                                  net->v_body_v,
+                                                  net->v_body_w );
 
         fdm_state.set_Accels_Pilot_Body( net->A_X_pilot,
                                               net->A_Y_pilot,

diff --git a/src/Network/net_fdm.hxx b/src/Network/net_fdm.hxx
index d5a12454ebd0974f94ccc68bed6be6f14ce239d2..353a1812b1a883a9df41ca60e55b975b63440f80 100644 (file)
--- a/src/Network/net_fdm.hxx
+++ b/src/Network/net_fdm.hxx
@@ -61,13 +61,10 @@ public:
     float v_north;              // north velocity in local/body frame, fps
     float v_east;               // east velocity in local/body frame, fps
     float v_down;               // down/vertical velocity in local/body frame, fps
-    float v_wind_body_north;    // north velocity in local/body frame
-                                // relative to local airmass, fps
-    float v_wind_body_east;     // east velocity in local/body frame
-                                // relative to local airmass, fps
-    float v_wind_body_down;     // down/vertical velocity in local/body
-                                // frame relative to local airmass, fps
-
+    float v_body_u;    // ECEF velocity in body frame
+    float v_body_v;    // ECEF velocity in body frame 
+    float v_body_w;    // ECEF velocity in body frame
+    
     // Accelerations
     float A_X_pilot;           // X accel in body frame ft/sec^2
     float A_Y_pilot;           // Y accel in body frame ft/sec^2

diff --git a/utils/GPSsmooth/MIDG_main.cxx b/utils/GPSsmooth/MIDG_main.cxx
index 72a798808b77c85e5d08f50b0ad48e369eacced4..784bba0d8e94775f31bb3a90965066e21551652e 100644 (file)
--- a/utils/GPSsmooth/MIDG_main.cxx
+++ b/utils/GPSsmooth/MIDG_main.cxx
@@ -148,9 +148,9 @@ static void midg2fg( const MIDGpos pos, const MIDGatt att,
     fdm->v_north = 0.0;
     fdm->v_east = 0.0;
     fdm->v_down = 0.0;
-    fdm->v_wind_body_north = 0.0;
-    fdm->v_wind_body_east = 0.0;
-    fdm->v_wind_body_down = 0.0;
+    fdm->v_body_u = 0.0;
+    fdm->v_body_v = 0.0;
+    fdm->v_body_w = 0.0;
     fdm->stall_warning = 0.0;
 
     fdm->A_X_pilot = 0.0;
@@ -224,9 +224,9 @@ static void midg2fg( const MIDGpos pos, const MIDGatt att,
     htonf(fdm->v_north);
     htonf(fdm->v_east);
     htonf(fdm->v_down);
-    htonf(fdm->v_wind_body_north);
-    htonf(fdm->v_wind_body_east);
-    htonf(fdm->v_wind_body_down);
+    htonf(fdm->v_body_u);
+    htonf(fdm->v_body_v);
+    htonf(fdm->v_body_w);
 
     htonf(fdm->A_X_pilot);
     htonf(fdm->A_Y_pilot);

diff --git a/utils/GPSsmooth/UGear_main.cxx b/utils/GPSsmooth/UGear_main.cxx
index d2417226a7eeabe5cae12a12e7a14a627e85856b..2f67a8c65a7c5cfa009301db0dd5371ac8664d11 100644 (file)
--- a/utils/GPSsmooth/UGear_main.cxx
+++ b/utils/GPSsmooth/UGear_main.cxx
@@ -210,9 +210,9 @@ static void ugear2fg( gps *gpspacket, imu *imupacket, nav *navpacket,
     fdm->v_north = 0.0;
     fdm->v_east = 0.0;
     fdm->v_down = 0.0;
-    fdm->v_wind_body_north = 0.0;
-    fdm->v_wind_body_east = 0.0;
-    fdm->v_wind_body_down = 0.0;
+    fdm->v_body_u = 0.0;
+    fdm->v_body_v = 0.0;
+    fdm->v_body_w = 0.0;
     fdm->stall_warning = 0.0;
 
     fdm->A_X_pilot = 0.0;
@@ -301,9 +301,9 @@ static void ugear2fg( gps *gpspacket, imu *imupacket, nav *navpacket,
     htonf(fdm->v_north);
     htonf(fdm->v_east);
     htonf(fdm->v_down);
-    htonf(fdm->v_wind_body_north);
-    htonf(fdm->v_wind_body_east);
-    htonf(fdm->v_wind_body_down);
+    htonf(fdm->v_body_u);
+    htonf(fdm->v_body_v);
+    htonf(fdm->v_body_w);
 
     htonf(fdm->A_X_pilot);
     htonf(fdm->A_Y_pilot);

diff --git a/utils/GPSsmooth/gps_main.cxx b/utils/GPSsmooth/gps_main.cxx
index d28f8f1f4c58b7613ed6e874c2b32e3f615a88a5..998a2351042de4b500cdfdbfc3bb0aeab4f8cddc 100644 (file)
--- a/utils/GPSsmooth/gps_main.cxx
+++ b/utils/GPSsmooth/gps_main.cxx
@@ -150,9 +150,9 @@ static void gps2fg( const GPSPoint p, FGNetFDM *fdm, FGNetCtrls *ctrls )
     fdm->v_north = 0.0;
     fdm->v_east = 0.0;
     fdm->v_down = 0.0;
-    fdm->v_wind_body_north = 0.0;
-    fdm->v_wind_body_east = 0.0;
-    fdm->v_wind_body_down = 0.0;
+    fdm->v_body_u = 0.0;
+    fdm->v_body_v = 0.0;
+    fdm->v_body_w = 0.0;
     fdm->stall_warning = 0.0;
 
     fdm->A_X_pilot = 0.0;
@@ -226,9 +226,9 @@ static void gps2fg( const GPSPoint p, FGNetFDM *fdm, FGNetCtrls *ctrls )
     htonf(fdm->v_north);
     htonf(fdm->v_east);
     htonf(fdm->v_down);
-    htonf(fdm->v_wind_body_north);
-    htonf(fdm->v_wind_body_east);
-    htonf(fdm->v_wind_body_down);
+    htonf(fdm->v_body_u);
+    htonf(fdm->v_body_v);
+    htonf(fdm->v_body_w);
 
     htonf(fdm->A_X_pilot);
     htonf(fdm->A_Y_pilot);