Fix from Dave to get JSBSim engine startups working again.

[flightgear.git] / src / FDM / Balloon.cxx

diff --git a/src/FDM/Balloon.cxx b/src/FDM/Balloon.cxx
index af5ffc7a0a9f742774d046873a7efe9fcda55dab..86e0f7156c3621874d0298eb55154b5f1ca3d739 100644 (file)
--- a/src/FDM/Balloon.cxx
+++ b/src/FDM/Balloon.cxx
@@ -48,7 +48,7 @@ HISTORY
 #include <simgear/constants.h>
 #include <simgear/debug/logstream.hxx>
 #include <simgear/math/sg_geodesy.hxx>
-#include <simgear/misc/fgpath.hxx>
+#include <simgear/misc/sg_path.hxx>
 
 #include <Aircraft/aircraft.hxx>
 #include <Controls/controls.hxx>
@@ -75,6 +75,10 @@ FGBalloonSim::~FGBalloonSim() {
 // Initialize the BalloonSim flight model, dt is the time increment for
 // each subsequent iteration through the EOM
 void FGBalloonSim::init() {
+                               // explicitly call the superclass's
+                               // init method first.
+    FGInterface::init();
+
     sgVec3 temp;
 
     SG_LOG( SG_FLIGHT, SG_INFO, "Starting initializing BalloonSim" );
@@ -97,9 +101,9 @@ void FGBalloonSim::init() {
 
     //set velocities
     sgSetVec3( temp,
-              fgGetDouble("/velocities/uBody"),
-              fgGetDouble("/velocities/vBody"),
-              fgGetDouble("/velocities/wBody") );
+              fgGetDouble("/velocities/uBody-fps"),
+              fgGetDouble("/velocities/vBody-fps"),
+              fgGetDouble("/velocities/wBody-fps") );
     current_balloon.setVelocity( temp );
 
     SG_LOG( SG_FLIGHT, SG_INFO, "Finished initializing BalloonSim" );
@@ -117,7 +121,7 @@ bool FGBalloonSim::update( int multiloop ) {
     }
 
     // set control positions
-    current_balloon.set_burner_strength ( controls.get_throttle(0) );
+    current_balloon.set_burner_strength ( globals->get_controls()->get_throttle(0) );
     //not more implemented yet
 
     // Inform BalloonSim of the local terrain altitude