//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
-// $Id$
#ifndef _ENVIRONMENT_CTRL_HXX
#define _ENVIRONMENT_CTRL_HXX
-#include <simgear/compiler.h>
+#include <simgear/structure/subsystem_mgr.hxx>
-#ifdef SG_HAVE_STD_INCLUDES
-# include <cmath>
-#else
-# include <math.h>
-#endif
-
-class SGPropertyNode;
-
-#include "environment.hxx"
-
-
-\f
-/**
- * Interface to control environment information for a specific location.
- */
-class FGEnvironmentCtrl
-{
-
-public:
-
- FGEnvironmentCtrl ();
- virtual ~FGEnvironmentCtrl ();
-
- virtual void setEnvironment (FGEnvironment * environment);
-
- virtual FGEnvironment * getEnvironment () const { return _environment; }
-
- virtual void setLongitudeDeg (double lon_deg);
- virtual void setLatitudeDeg (double lat_deg);
- virtual void setElevationFt (double elev_ft);
- virtual void setPosition (double lon_deg, double lat_deg, double elev_ft);
-
- virtual double getLongitudeDeg () const { return _lon_deg; }
- virtual double getLatitudeDeg () const { return _lat_deg; }
- virtual double getElevationFt () const { return _elev_ft; }
-
- virtual void init () = 0;
- virtual void update (double dt) = 0;
-
-protected:
-
- FGEnvironment * _environment;
- double _lon_deg;
- double _lat_deg;
- double _elev_ft;
-
-};
-
-
-\f
-/**
- * Environment controller using user-supplied parameters.
- */
-class FGUserDefEnvironmentCtrl : public FGEnvironmentCtrl
-{
-public:
- FGUserDefEnvironmentCtrl ();
- virtual ~FGUserDefEnvironmentCtrl ();
-
- virtual void init ();
- virtual void update (double dt);
-
-private:
-
- SGPropertyNode * _base_wind_speed_node;
- SGPropertyNode * _gust_wind_speed_node;
-
- double _current_wind_speed_kt;
- double _delta_wind_speed_kt;
-
-};
+namespace Environment {
+ class LayerInterpolateController : public SGSubsystem {
+ public:
+ static LayerInterpolateController * createInstance( SGPropertyNode_ptr rootNode );
+ };
+} // namespace
#endif // _ENVIRONMENT_CTRL_HXX