#include "fg_props.hxx"
#include "viewer.hxx"
-SG_USING_STD(vector);
+using std::vector;
// Define a structure containing view information
vector<SGPropertyNode_ptr> config_list;
typedef vector<SGSharedPtr<FGViewer> > viewer_list;
viewer_list views;
+ SGVec3d abs_viewer_position;
int current;