//
// 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.
//
// $Id$
#include <simgear/compiler.h>
-#include <Main/fgfs.hxx>
-
-#ifdef SG_HAVE_STD_INCLUDES
-# include <cmath>
-#else
-# include <math.h>
-#endif
-
-class SGInterpTable;
-
+#include <cmath>
/**
* Model the natural environment.
FGEnvironment();
FGEnvironment (const FGEnvironment &environment);
virtual ~FGEnvironment();
+
+ virtual void copy (const FGEnvironment &environment);
+
+ virtual void read (const SGPropertyNode * node);
virtual double get_visibility_m () const;
virtual double get_temperature_sea_level_degc () const;
virtual double get_temperature_degc () const;
+ virtual double get_temperature_degf () const;
virtual double get_dewpoint_sea_level_degc () const;
virtual double get_dewpoint_degc () const;
virtual double get_pressure_sea_level_inhg () const;
virtual double get_pressure_inhg () const;
virtual double get_density_slugft3 () const;
+ virtual double get_relative_humidity () const;
+ virtual double get_density_tropo_avg_kgm3 () const;
+ virtual double get_altitude_half_to_sun_m () const;
+ virtual double get_altitude_tropo_top_m () const;
+
virtual double get_wind_from_heading_deg () const;
virtual double get_wind_speed_kt () const;
virtual double get_wind_from_north_fps () const;
virtual double get_wind_from_east_fps () const;
virtual double get_wind_from_down_fps () const;
+ virtual double get_thermal_lift_fps () const;
+ virtual double get_ridge_lift_fps () const;
+
+ virtual double get_turbulence_magnitude_norm () const;
+ virtual double get_turbulence_rate_hz () const;
virtual void set_visibility_m (double v);
virtual void set_wind_from_north_fps (double n);
virtual void set_wind_from_east_fps (double e);
virtual void set_wind_from_down_fps (double d);
+ virtual void set_thermal_lift_fps (double th);
+ virtual void set_ridge_lift_fps (double ri);
-protected:
-
- friend class FGEnvironmentMgr;
+ virtual void set_turbulence_magnitude_norm (double t);
+ virtual void set_turbulence_rate_hz (double t);
virtual double get_elevation_ft () const;
virtual void set_elevation_ft (double elevation_ft);
+ virtual void set_altitude_half_to_sun_m (double alt);
+ virtual void set_altitude_tropo_top_m (double alt);
-private:
+ virtual bool set_live_update(bool live_update);
- void _setup_tables ();
-
- void _recalc_hdgspd ();
void _recalc_ne ();
+ void _recalc_alt_dewpoint ();
+ void _recalc_density ();
+ void _recalc_relative_humidity ();
+ void _recalc_alt_pt ();
+private:
+ void _init();
+ void _recalc_hdgspd ();
+ void _recalc_updraft ();
void _recalc_sl_temperature ();
- void _recalc_alt_temperature ();
void _recalc_sl_dewpoint ();
- void _recalc_alt_dewpoint ();
void _recalc_sl_pressure ();
- void _recalc_alt_pressure ();
- void _recalc_density ();
- SGInterpTable * _temperature_degc_table;
- SGInterpTable * _pressure_inhg_table;
+ void _recalc_density_tropo_avg_kgm3 ();
double elevation_ft;
-
double visibility_m;
- // Atmosphere
+ // Atmosphere
double temperature_sea_level_degc;
double temperature_degc;
double dewpoint_sea_level_degc;
double pressure_inhg;
double density_slugft3;
+ double density_tropo_avg_kgm3;
+ double relative_humidity;
+ double altitude_half_to_sun_m;
+ double altitude_tropo_top_m;
+
+ double turbulence_magnitude_norm;
+ double turbulence_rate_hz;
+
double wind_from_heading_deg;
double wind_speed_kt;
double wind_from_north_fps;
double wind_from_east_fps;
double wind_from_down_fps;
+ double thermal_lift_fps;
+ double ridge_lift_fps;
+
+ bool live_update;
};
+void interpolate (const FGEnvironment * env1, const FGEnvironment * env2,
+ double fraction, FGEnvironment * result);
+
#endif // _ENVIRONMENT_HXX