// 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-//
-// $Id$
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
+#include <cstring>
+
#include <simgear/constants.h>
#include <simgear/debug/logstream.hxx>
#include <simgear/scene/sky/sky.hxx>
-#include <simgear/environment/visual_enviro.hxx>
#include <simgear/scene/model/particles.hxx>
+#include <simgear/structure/event_mgr.hxx>
#include <Main/main.hxx>
#include <Main/fg_props.hxx>
-#include <Aircraft/aircraft.hxx>
#include <FDM/flight.hxx>
#include "environment.hxx"
-#include "environment_ctrl.hxx"
#include "environment_mgr.hxx"
+#include "environment_ctrl.hxx"
+#include "realwx_ctrl.hxx"
#include "fgclouds.hxx"
#include "precipitation_mgr.hxx"
+#include "ridge_lift.hxx"
+#include "terrainsampler.hxx"
+#include "Airports/simple.hxx"
+#include "gravity.hxx"
class SGSky;
extern SGSky *thesky;
+class FG3DCloudsListener : public SGPropertyChangeListener {
+public:
+ FG3DCloudsListener( FGClouds * fgClouds );
+ virtual ~FG3DCloudsListener();
+ virtual void valueChanged (SGPropertyNode * node);
-FGEnvironmentMgr::FGEnvironmentMgr ()
- : _environment(new FGEnvironment)
+private:
+ FGClouds * _fgClouds;
+ SGPropertyNode_ptr _shaderNode;
+ SGPropertyNode_ptr _enableNode;
+};
+
+FG3DCloudsListener::FG3DCloudsListener( FGClouds * fgClouds ) :
+ _fgClouds( fgClouds )
{
+ _shaderNode = fgGetNode( "/sim/rendering/shader-effects", true );
+ _shaderNode->addChangeListener( this );
- if (fgGetBool("/environment/params/real-world-weather-fetch") == true)
- _controller = new FGMetarEnvironmentCtrl;
- else
- _controller = new FGInterpolateEnvironmentCtrl;
+ _enableNode = fgGetNode( "/sim/rendering/clouds3d-enable", true );
+ _enableNode->addChangeListener( this );
- _controller->setEnvironment(_environment);
- set_subsystem("controller", _controller, 0.5);
- fgClouds = new FGClouds( _controller );
- _precipitationManager = new FGPrecipitationMgr;
- set_subsystem("precipitation", _precipitationManager);
+ valueChanged( _enableNode );
+}
+
+FG3DCloudsListener::~FG3DCloudsListener()
+{
+ _enableNode->removeChangeListener( this );
+ _shaderNode->removeChangeListener( this );
+}
+
+void FG3DCloudsListener::valueChanged( SGPropertyNode * node )
+{
+ _fgClouds->set_3dClouds( _enableNode->getBoolValue() && _shaderNode->getBoolValue() );
+}
+
+FGEnvironmentMgr::FGEnvironmentMgr () :
+ _environment(new FGEnvironment()),
+ fgClouds(new FGClouds()),
+ _cloudLayersDirty(true),
+ _altitude_n(fgGetNode("/position/altitude-ft", true)),
+ _longitude_n(fgGetNode( "/position/longitude-deg", true )),
+ _latitude_n( fgGetNode( "/position/latitude-deg", true )),
+ _3dCloudsEnableListener(new FG3DCloudsListener(fgClouds) )
+{
+ set_subsystem("controller", Environment::LayerInterpolateController::createInstance( fgGetNode("/environment/config", true ) ));
+ set_subsystem("realwx", Environment::RealWxController::createInstance( fgGetNode("/environment/realwx", true ) ), 1.0 );
+
+ set_subsystem("precipitation", new FGPrecipitationMgr);
+ set_subsystem("terrainsampler", Environment::TerrainSampler::createInstance( fgGetNode("/environment/terrain", true ) ));
+ set_subsystem("ridgelift", new FGRidgeLift);
}
FGEnvironmentMgr::~FGEnvironmentMgr ()
{
- delete _environment;
- remove_subsystem("controller");
+ SGSubsystem * subsys;
+
+ subsys = get_subsystem( "ridgelift" );
+ remove_subsystem( "ridgelift" );
+ delete subsys;
+
+ subsys = get_subsystem( "terrainsampler" );
+ remove_subsystem( "terrainsampler" );
+ delete subsys;
+
+ subsys = get_subsystem( "precipitation" );
remove_subsystem("precipitation");
- delete _controller;
+ delete subsys;
+
+ subsys = get_subsystem("realwx");
+ remove_subsystem("realwx");
+ delete subsys;
+
+ subsys = get_subsystem("controller");
+ remove_subsystem("controller");
+ delete subsys;
+
delete fgClouds;
- delete _precipitationManager;
+ delete _environment;
+
+ delete _3dCloudsEnableListener;
}
void
FGEnvironmentMgr::init ()
{
- SG_LOG( SG_GENERAL, SG_INFO, "Initializing environment subsystem");
+ SG_LOG( SG_ENVIRONMENT, SG_INFO, "Initializing environment subsystem");
SGSubsystemGroup::init();
- _update_fdm();
+ fgClouds->Init();
+
+ // FIXME: is this really part of the environment_mgr?
+ // Initialize the longitude, latitude and altitude to the initial position
+ // of the aircraft so that the atmospheric properties (pressure, temperature
+ // and density) can be initialized accordingly.
+ _altitude_n->setDoubleValue(fgGetDouble("/sim/presets/altitude-ft"));
+ _longitude_n->setDoubleValue(fgGetDouble("/sim/presets/longitude-deg"));
+ _latitude_n->setDoubleValue(fgGetDouble("/sim/presets/latitude-deg"));
+
+ globals->get_event_mgr()->addTask("updateClosestAirport", this,
+ &FGEnvironmentMgr::updateClosestAirport, 30 );
+}
+
+void
+FGEnvironmentMgr::shutdown()
+{
+ globals->get_event_mgr()->removeTask("updateClosestAirport");
}
void
FGEnvironmentMgr::reinit ()
{
- SG_LOG( SG_GENERAL, SG_INFO, "Reinitializing environment subsystem");
+ SG_LOG( SG_ENVIRONMENT, SG_INFO, "Reinitializing environment subsystem");
SGSubsystemGroup::reinit();
- _update_fdm();
}
void
FGEnvironmentMgr::bind ()
{
- fgTie("/environment/visibility-m", _environment,
- &FGEnvironment::get_visibility_m, &FGEnvironment::set_visibility_m);
- fgSetArchivable("/environment/visibility-m");
- fgTie("/environment/effective-visibility-m", thesky,
- &SGSky::get_visibility );
- fgTie("/environment/temperature-sea-level-degc", _environment,
- &FGEnvironment::get_temperature_sea_level_degc,
- &FGEnvironment::set_temperature_sea_level_degc);
- fgSetArchivable("/environment/temperature-sea-level-degc");
- fgTie("/environment/temperature-degc", _environment,
- &FGEnvironment::get_temperature_degc); // FIXME: read-only for now
- fgTie("/environment/temperature-degf", _environment,
- &FGEnvironment::get_temperature_degf); // FIXME: read-only for now
- fgTie("/environment/dewpoint-sea-level-degc", _environment,
- &FGEnvironment::get_dewpoint_sea_level_degc,
- &FGEnvironment::set_dewpoint_sea_level_degc);
- fgSetArchivable("/environment/dewpoint-sea-level-degc");
- fgTie("/environment/dewpoint-degc", _environment,
- &FGEnvironment::get_dewpoint_degc); // FIXME: read-only for now
- fgTie("/environment/pressure-sea-level-inhg", _environment,
- &FGEnvironment::get_pressure_sea_level_inhg,
- &FGEnvironment::set_pressure_sea_level_inhg);
- fgSetArchivable("/environment/pressure-sea-level-inhg");
- fgTie("/environment/pressure-inhg", _environment,
- &FGEnvironment::get_pressure_inhg); // FIXME: read-only for now
- fgTie("/environment/density-slugft3", _environment,
- &FGEnvironment::get_density_slugft3); // read-only
- fgTie("/environment/relative-humidity", _environment,
- &FGEnvironment::get_relative_humidity); //ro
- fgTie("/environment/atmosphere/density-tropo-avg", _environment,
- &FGEnvironment::get_density_tropo_avg_kgm3); //ro
- fgTie("/environment/atmosphere/altitude-half-to-sun", _environment,
- &FGEnvironment::get_altitude_half_to_sun_m,
- &FGEnvironment::set_altitude_half_to_sun_m);
- fgTie("/environment/atmosphere/altitude-troposphere-top", _environment,
- &FGEnvironment::get_altitude_tropo_top_m,
- &FGEnvironment::set_altitude_tropo_top_m);
- fgTie("/environment/wind-from-heading-deg", _environment,
- &FGEnvironment::get_wind_from_heading_deg,
- &FGEnvironment::set_wind_from_heading_deg);
- fgTie("/environment/wind-speed-kt", _environment,
- &FGEnvironment::get_wind_speed_kt, &FGEnvironment::set_wind_speed_kt);
- fgTie("/environment/wind-from-north-fps", _environment,
- &FGEnvironment::get_wind_from_north_fps,
- &FGEnvironment::set_wind_from_north_fps);
- fgSetArchivable("/environment/wind-from-north-fps");
- fgTie("/environment/wind-from-east-fps", _environment,
- &FGEnvironment::get_wind_from_east_fps,
- &FGEnvironment::set_wind_from_east_fps);
- fgSetArchivable("/environment/wind-from-east-fps");
- fgTie("/environment/wind-from-down-fps", _environment,
- &FGEnvironment::get_wind_from_down_fps,
- &FGEnvironment::set_wind_from_down_fps);
- fgSetArchivable("/environment/wind-from-down-fps");
- fgTie("/environment/turbulence/magnitude-norm", _environment,
- &FGEnvironment::get_turbulence_magnitude_norm,
- &FGEnvironment::set_turbulence_magnitude_norm);
- fgSetArchivable("/environment/turbulence/magnitude-norm");
- fgTie("/environment/turbulence/rate-hz", _environment,
- &FGEnvironment::get_turbulence_rate_hz,
- &FGEnvironment::set_turbulence_rate_hz);
- fgSetArchivable("/environment/turbulence/rate-hz");
+ SGSubsystemGroup::bind();
+ _environment->Tie( fgGetNode("/environment", true ) );
+
+ _tiedProperties.setRoot( fgGetNode( "/environment", true ) );
+
+ _tiedProperties.Tie( "effective-visibility-m", thesky,
+ &SGSky::get_visibility );
+
+ _tiedProperties.Tie("rebuild-layers", fgClouds,
+ &FGClouds::get_update_event,
+ &FGClouds::set_update_event);
+
+// _tiedProperties.Tie("turbulence/use-cloud-turbulence", &sgEnviro,
+// &SGEnviro::get_turbulence_enable_state,
+// &SGEnviro::set_turbulence_enable_state);
for (int i = 0; i < MAX_CLOUD_LAYERS; i++) {
- char buf[128];
- sprintf(buf, "/environment/clouds/layer[%d]/span-m", i);
- fgTie(buf, this, i,
- &FGEnvironmentMgr::get_cloud_layer_span_m,
- &FGEnvironmentMgr::set_cloud_layer_span_m);
- fgSetArchivable(buf);
- sprintf(buf, "/environment/clouds/layer[%d]/elevation-ft", i);
- fgTie(buf, this, i,
- &FGEnvironmentMgr::get_cloud_layer_elevation_ft,
- &FGEnvironmentMgr::set_cloud_layer_elevation_ft);
- fgSetArchivable(buf);
- sprintf(buf, "/environment/clouds/layer[%d]/thickness-ft", i);
- fgTie(buf, this, i,
- &FGEnvironmentMgr::get_cloud_layer_thickness_ft,
- &FGEnvironmentMgr::set_cloud_layer_thickness_ft);
- fgSetArchivable(buf);
- sprintf(buf, "/environment/clouds/layer[%d]/transition-ft", i);
- fgTie(buf, this, i,
- &FGEnvironmentMgr::get_cloud_layer_transition_ft,
- &FGEnvironmentMgr::set_cloud_layer_transition_ft);
- fgSetArchivable(buf);
- sprintf(buf, "/environment/clouds/layer[%d]/coverage", i);
- fgTie(buf, this, i,
- &FGEnvironmentMgr::get_cloud_layer_coverage,
- &FGEnvironmentMgr::set_cloud_layer_coverage);
- fgSetArchivable(buf);
+ SGPropertyNode_ptr layerNode = fgGetNode("/environment/clouds",true)->getChild("layer", i, true );
+
+ _tiedProperties.Tie( layerNode->getNode("span-m",true), this, i,
+ &FGEnvironmentMgr::get_cloud_layer_span_m,
+ &FGEnvironmentMgr::set_cloud_layer_span_m);
+
+ _tiedProperties.Tie( layerNode->getNode("elevation-ft",true), this, i,
+ &FGEnvironmentMgr::get_cloud_layer_elevation_ft,
+ &FGEnvironmentMgr::set_cloud_layer_elevation_ft);
+
+ _tiedProperties.Tie( layerNode->getNode("thickness-ft",true), this, i,
+ &FGEnvironmentMgr::get_cloud_layer_thickness_ft,
+ &FGEnvironmentMgr::set_cloud_layer_thickness_ft);
+
+ _tiedProperties.Tie( layerNode->getNode("transition-ft",true), this, i,
+ &FGEnvironmentMgr::get_cloud_layer_transition_ft,
+ &FGEnvironmentMgr::set_cloud_layer_transition_ft);
+
+ _tiedProperties.Tie( layerNode->getNode("coverage",true), this, i,
+ &FGEnvironmentMgr::get_cloud_layer_coverage,
+ &FGEnvironmentMgr::set_cloud_layer_coverage);
+
+ _tiedProperties.Tie( layerNode->getNode("coverage-type",true), this, i,
+ &FGEnvironmentMgr::get_cloud_layer_coverage_type,
+ &FGEnvironmentMgr::set_cloud_layer_coverage_type);
+
+ _tiedProperties.Tie( layerNode->getNode( "visibility-m",true), this, i,
+ &FGEnvironmentMgr::get_cloud_layer_visibility_m,
+ &FGEnvironmentMgr::set_cloud_layer_visibility_m);
+
+ _tiedProperties.Tie( layerNode->getNode( "alpha",true), this, i,
+ &FGEnvironmentMgr::get_cloud_layer_maxalpha,
+ &FGEnvironmentMgr::set_cloud_layer_maxalpha);
}
- fgTie("/sim/rendering/clouds3d-enable", thesky,
- &SGSky::get_3dClouds,
- &SGSky::set_3dClouds);
- fgTie("/sim/rendering/clouds3d-density", thesky,
- &SGSky::get_3dCloudDensity,
- &SGSky::set_3dCloudDensity);
- fgTie("/sim/rendering/precipitation-enable", &sgEnviro,
- &SGEnviro::get_precipitation_enable_state,
- &SGEnviro::set_precipitation_enable_state);
- fgTie("/environment/rebuild-layers", fgClouds,
- &FGClouds::get_update_event,
- &FGClouds::set_update_event);
- fgTie("/sim/rendering/lightning-enable", &sgEnviro,
- &SGEnviro::get_lightning_enable_state,
- &SGEnviro::set_lightning_enable_state);
- fgTie("/environment/turbulence/use-cloud-turbulence", &sgEnviro,
- &SGEnviro::get_turbulence_enable_state,
- &SGEnviro::set_turbulence_enable_state);
- sgEnviro.config(fgGetNode("/sim/rendering/precipitation"));
+
+ _tiedProperties.setRoot( fgGetNode("/sim/rendering", true ) );
+
+ _tiedProperties.Tie( "clouds3d-density", thesky,
+ &SGSky::get_3dCloudDensity,
+ &SGSky::set_3dCloudDensity);
+
+ _tiedProperties.Tie("clouds3d-vis-range", thesky,
+ &SGSky::get_3dCloudVisRange,
+ &SGSky::set_3dCloudVisRange);
+
+ _tiedProperties.Tie("clouds3d-wrap", thesky,
+ &SGSky::get_3dCloudWrap,
+ &SGSky::set_3dCloudWrap);
+
+// _tiedProperties.Tie("lightning-enable", &sgEnviro,
+// &SGEnviro::get_lightning_enable_state,
+// &SGEnviro::set_lightning_enable_state);
+
}
void
FGEnvironmentMgr::unbind ()
{
- fgUntie("/environment/visibility-m");
- fgUntie("/environment/effective-visibility-m");
- fgUntie("/environment/temperature-sea-level-degc");
- fgUntie("/environment/temperature-degc");
- fgUntie("/environment/dewpoint-sea-level-degc");
- fgUntie("/environment/dewpoint-degc");
- fgUntie("/environment/pressure-sea-level-inhg");
- fgUntie("/environment/pressure-inhg");
- fgUntie("/environment/density-inhg");
- fgUntie("/environment/relative-humidity");
- fgUntie("/environment/atmosphere/density-tropo-avg");
- fgUntie("/environment/wind-from-north-fps");
- fgUntie("/environment/wind-from-east-fps");
- fgUntie("/environment/wind-from-down-fps");
- fgUntie("/environment/atmosphere/altitude-half-to-sun");
- fgUntie("/environment/atmosphere/altitude-troposphere-top");
- for (int i = 0; i < MAX_CLOUD_LAYERS; i++) {
- char buf[128];
- sprintf(buf, "/environment/clouds/layer[%d]/span-m", i);
- fgUntie(buf);
- sprintf(buf, "/environment/clouds/layer[%d]/elevation-ft", i);
- fgUntie(buf);
- sprintf(buf, "/environment/clouds/layer[%d]/thickness-ft", i);
- fgUntie(buf);
- sprintf(buf, "/environment/clouds/layer[%d]/transition-ft", i);
- fgUntie(buf);
- sprintf(buf, "/environment/clouds/layer[%d]/type", i);
- fgUntie(buf);
- }
- fgUntie("/sim/rendering/clouds3d-enable");
- fgUntie("/sim/rendering/clouds3d-vis-range");
- fgUntie("/sim/rendering/clouds3d-density");
- fgUntie("/sim/rendering/clouds3d-cache-size");
- fgUntie("/sim/rendering/clouds3d-cache-resolution");
- fgUntie("/sim/rendering/precipitation-enable");
- fgUntie("/environment/rebuild-layers");
- fgUntie("/sim/rendering/lightning-enable");
- fgUntie("/environment/turbulence/use-cloud-turbulence");
+ _tiedProperties.Untie();
+ _environment->Untie();
+ SGSubsystemGroup::unbind();
}
void
{
SGSubsystemGroup::update(dt);
- // FIXME: the FDMs should update themselves
- current_aircraft.fdm_state
- ->set_Velocities_Local_Airmass(_environment->get_wind_from_north_fps(),
- _environment->get_wind_from_east_fps(),
- _environment->get_wind_from_down_fps());
- _environment->set_elevation_ft(fgGetDouble("/position/altitude-ft"));
- osg::Vec3 windVec(-_environment->get_wind_from_north_fps(),
- -_environment->get_wind_from_east_fps(),
- _environment->get_wind_from_down_fps());
- simgear::Particles::setWindVector(windVec * SG_FEET_TO_METER);
-
- _update_fdm();
+ _environment->set_elevation_ft( _altitude_n->getDoubleValue() );
+
+ simgear::Particles::setWindFrom( _environment->get_wind_from_heading_deg(),
+ _environment->get_wind_speed_kt() );
+ if( _cloudLayersDirty ) {
+ _cloudLayersDirty = false;
+ fgClouds->set_update_event( fgClouds->get_update_event()+1 );
+ }
+
+
+ fgSetDouble( "/environment/gravitational-acceleration-mps2",
+ Environment::Gravity::instance()->getGravity(SGGeod::fromDegFt(
+ _longitude_n->getDoubleValue(),
+ _latitude_n->getDoubleValue(),
+ _altitude_n->getDoubleValue()
+ )));
+}
+
+void
+FGEnvironmentMgr::updateClosestAirport()
+{
+ SG_LOG(SG_ENVIRONMENT, SG_DEBUG, "FGEnvironmentMgr::update: updating closest airport");
+
+ SGGeod pos = globals->get_aircraft_position();
+ FGAirport * nearestAirport = FGAirport::findClosest(pos, 100.0);
+ if( nearestAirport == NULL )
+ {
+ SG_LOG(SG_ENVIRONMENT,SG_WARN,"FGEnvironmentMgr::update: No airport within 100NM range");
+ }
+ else
+ {
+ const string currentId = fgGetString("/sim/airport/closest-airport-id", "");
+ if (currentId != nearestAirport->ident())
+ {
+ SG_LOG(SG_ENVIRONMENT, SG_INFO, "FGEnvironmentMgr::updateClosestAirport: selected:" << nearestAirport->ident());
+ fgSetString("/sim/airport/closest-airport-id",
+ nearestAirport->ident().c_str());
+ }
+ }
+
}
FGEnvironment
FGEnvironment
FGEnvironmentMgr::getEnvironment (double lat, double lon, double alt) const
{
- // Always returns the same environment
- // for now; we'll make it interesting
- // later.
+ // Always returns the same environment
+ // for now; we'll make it interesting
+ // later.
FGEnvironment env = *_environment;
env.set_elevation_ft(alt);
return env;
}
-void
-FGEnvironmentMgr::_update_fdm () const
-{
- //
- // Pass atmosphere on to FDM
- // FIXME: have FDMs read properties directly.
- //
- if (fgGetBool("/environment/params/control-fdm-atmosphere")) {
- // convert from Rankine to Celsius
- cur_fdm_state
- ->set_Static_temperature((9.0/5.0)
- * (_environment->get_temperature_degc() + 273.15));
- // convert from inHG to PSF
- cur_fdm_state
- ->set_Static_pressure(_environment->get_pressure_inhg() * 70.726566);
- // keep in slugs/ft^3
- cur_fdm_state
- ->set_Density(_environment->get_density_slugft3());
- }
-}
-
double
FGEnvironmentMgr::get_cloud_layer_span_m (int index) const
{
const char *
FGEnvironmentMgr::get_cloud_layer_coverage (int index) const
{
- switch (thesky->get_cloud_layer(index)->getCoverage()) {
- case SGCloudLayer::SG_CLOUD_OVERCAST:
- return "overcast";
- case SGCloudLayer::SG_CLOUD_BROKEN:
- return "broken";
- case SGCloudLayer::SG_CLOUD_SCATTERED:
- return "scattered";
- case SGCloudLayer::SG_CLOUD_FEW:
- return "few";
- case SGCloudLayer::SG_CLOUD_CIRRUS:
- return "cirrus";
- case SGCloudLayer::SG_CLOUD_CLEAR:
- return "clear";
- default:
- return "unknown";
- }
+ return thesky->get_cloud_layer(index)->getCoverageString().c_str();
}
void
FGEnvironmentMgr::set_cloud_layer_coverage (int index,
const char * coverage_name)
{
- SGCloudLayer::Coverage coverage;
- if (!strcmp(coverage_name, "overcast"))
- coverage = SGCloudLayer::SG_CLOUD_OVERCAST;
- else if (!strcmp(coverage_name, "broken"))
- coverage = SGCloudLayer::SG_CLOUD_BROKEN;
- else if (!strcmp(coverage_name, "scattered"))
- coverage = SGCloudLayer::SG_CLOUD_SCATTERED;
- else if (!strcmp(coverage_name, "few"))
- coverage = SGCloudLayer::SG_CLOUD_FEW;
- else if (!strcmp(coverage_name, "cirrus"))
- coverage = SGCloudLayer::SG_CLOUD_CIRRUS;
- else if (!strcmp(coverage_name, "clear"))
- coverage = SGCloudLayer::SG_CLOUD_CLEAR;
- else {
- SG_LOG(SG_INPUT, SG_WARN, "Unknown cloud type " << coverage_name);
- coverage = SGCloudLayer::SG_CLOUD_CLEAR;
- }
- thesky->get_cloud_layer(index)->setCoverage(coverage);
+ if( thesky->get_cloud_layer(index)->getCoverageString() == coverage_name )
+ return;
+
+ thesky->get_cloud_layer(index)->setCoverageString(coverage_name);
+ _cloudLayersDirty = true;
+}
+
+int
+FGEnvironmentMgr::get_cloud_layer_coverage_type (int index) const
+{
+ return thesky->get_cloud_layer(index)->getCoverage();
+}
+
+double
+FGEnvironmentMgr::get_cloud_layer_visibility_m (int index) const
+{
+ return thesky->get_cloud_layer(index)->getVisibility_m();
+}
+
+void
+FGEnvironmentMgr::set_cloud_layer_visibility_m (int index, double visibility_m)
+{
+ thesky->get_cloud_layer(index)->setVisibility_m(visibility_m);
+}
+
+double
+FGEnvironmentMgr::get_cloud_layer_maxalpha (int index ) const
+{
+ return thesky->get_cloud_layer(index)->getMaxAlpha();
+}
+
+void
+FGEnvironmentMgr::set_cloud_layer_maxalpha (int index, double maxalpha)
+{
+ thesky->get_cloud_layer(index)->setMaxAlpha(maxalpha);
}
+void
+FGEnvironmentMgr::set_cloud_layer_coverage_type (int index, int type )
+{
+ if( type < 0 || type >= SGCloudLayer::SG_MAX_CLOUD_COVERAGES ) {
+ SG_LOG(SG_ENVIRONMENT,SG_WARN,"Unknown cloud layer type " << type << " ignored" );
+ return;
+ }
+
+ if( static_cast<SGCloudLayer::Coverage>(type) == thesky->get_cloud_layer(index)->getCoverage() )
+ return;
+
+ thesky->get_cloud_layer(index)->setCoverage(static_cast<SGCloudLayer::Coverage>(type));
+ _cloudLayersDirty = true;
+}
// end of environment-mgr.cxx