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Automatic tower positioning

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New "auto-position" switch to always use closest tower for tower-view.
Exposes new "/sim/airport/closest-airport-id" property.
Display closest airport on groundradar by default.
This commit is contained in:
ThorstenB 2011-04-18 22:54:33 +02:00
parent 9c3571da5f
commit e42a8f597c
4 changed files with 114 additions and 47 deletions
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115
src/Environment/environment_mgr.cxx
View file

@ -42,6 +42,7 @@
#include "precipitation_mgr.hxx"
#include "ridge_lift.hxx"
#include "terrainsampler.hxx"
#include "Airports/simple.hxx"
class SGSky;
extern SGSky *thesky;
@ -49,8 +50,11 @@ extern SGSky *thesky;
FGEnvironmentMgr::FGEnvironmentMgr () :
_environment(new FGEnvironment()),
fgClouds(new FGClouds()),
_cloudLayersDirty(true),
_altitudeNode(fgGetNode("/position/altitude-ft", true)),
_cloudLayersDirty(true)
_longitude_n(fgGetNode( "/position/longitude-deg", true )),
_latitude_n( fgGetNode( "/position/latitude-deg", true )),
_positionTimeToLive(0.0)
{
set_subsystem("controller", Environment::LayerInterpolateController::createInstance( fgGetNode("/environment/config", true ) ));
set_subsystem("realwx", Environment::RealWxController::createInstance( fgGetNode("/environment/realwx", true ) ), 1.0 );
@ -111,73 +115,73 @@ FGEnvironmentMgr::bind ()
_tiedProperties.setRoot( fgGetNode( "/environment", true ) );
_tiedProperties.Tie( "effective-visibility-m", thesky,
&SGSky::get_visibility );
&SGSky::get_visibility );
_tiedProperties.Tie("rebuild-layers", fgClouds,
&FGClouds::get_update_event,
&FGClouds::set_update_event);
&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);
&SGEnviro::get_turbulence_enable_state,
&SGEnviro::set_turbulence_enable_state);
for (int i = 0; i < MAX_CLOUD_LAYERS; i++) {
SGPropertyNode_ptr layerNode = fgGetNode("/environment/clouds",true)->getChild("layer", i, true );
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("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("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("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("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",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("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( "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);
_tiedProperties.Tie( layerNode->getNode( "alpha",true), this, i,
&FGEnvironmentMgr::get_cloud_layer_maxalpha,
&FGEnvironmentMgr::set_cloud_layer_maxalpha);
}
_tiedProperties.setRoot( fgGetNode("/sim/rendering", true ) );
_tiedProperties.Tie( "clouds3d-enable", fgClouds,
&FGClouds::get_3dClouds,
&FGClouds::set_3dClouds);
&FGClouds::get_3dClouds,
&FGClouds::set_3dClouds);
_tiedProperties.Tie( "clouds3d-density", thesky,
&SGSky::get_3dCloudDensity,
&SGSky::set_3dCloudDensity);
&SGSky::get_3dCloudDensity,
&SGSky::set_3dCloudDensity);
_tiedProperties.Tie("clouds3d-vis-range", thesky,
&SGSky::get_3dCloudVisRange,
&SGSky::set_3dCloudVisRange);
&SGSky::get_3dCloudVisRange,
&SGSky::set_3dCloudVisRange);
_tiedProperties.Tie("precipitation-enable", &sgEnviro,
&SGEnviro::get_precipitation_enable_state,
&SGEnviro::set_precipitation_enable_state);
&SGEnviro::get_precipitation_enable_state,
&SGEnviro::set_precipitation_enable_state);
_tiedProperties.Tie("lightning-enable", &sgEnviro,
&SGEnviro::get_lightning_enable_state,
&SGEnviro::set_lightning_enable_state);
&SGEnviro::get_lightning_enable_state,
&SGEnviro::set_lightning_enable_state);
sgEnviro.config(fgGetNode("/sim/rendering/precipitation"));
}
@ -198,11 +202,38 @@ FGEnvironmentMgr::update (double dt)
_environment->set_elevation_ft( _altitudeNode->getDoubleValue() );
simgear::Particles::setWindFrom( _environment->get_wind_from_heading_deg(),
_environment->get_wind_speed_kt() );
_environment->get_wind_speed_kt() );
if( _cloudLayersDirty ) {
_cloudLayersDirty = false;
fgClouds->set_update_event( fgClouds->get_update_event()+1 );
}
_positionTimeToLive -= dt;
if( _positionTimeToLive <= 0.0 )
{
// update closest airport information
_positionTimeToLive = 30.0;
SG_LOG(SG_ALL, SG_INFO, "FGEnvironmentMgr::update: updating closest airport");
SGGeod pos = SGGeod::fromDeg(_longitude_n->getDoubleValue(),
_latitude_n->getDoubleValue());
FGAirport * nearestAirport = FGAirport::findClosest(pos, 100.0);
if( nearestAirport == NULL )
{
SG_LOG(SG_ALL,SG_WARN,"FGEnvironmentMgr::update: No airport within 100NM range");
}
else
{
const string currentId = fgGetString("/sim/airport/closest-airport-id", "");
if (currentId != nearestAirport->ident())
{
fgSetString("/sim/airport/closest-airport-id",
nearestAirport->ident().c_str());
}
}
}
}
FGEnvironment

5
src/Environment/environment_mgr.hxx
View file

@ -94,8 +94,11 @@ private:
FGEnvironment * _environment; // always the same, for now
FGClouds *fgClouds;
SGPropertyNode_ptr _altitudeNode;
bool _cloudLayersDirty;
SGPropertyNode_ptr _altitudeNode;
SGPropertyNode_ptr _longitude_n;
SGPropertyNode_ptr _latitude_n;
double _positionTimeToLive;
simgear::TiedPropertyList _tiedProperties;
};

2
src/Instrumentation/groundradar.cxx
View file

@ -47,7 +47,7 @@
#include "groundradar.hxx"
static const char* airport_source_node_name = "airport-id-source";
static const char* default_airport_node_name = "/sim/tower/airport-id";
static const char* default_airport_node_name = "/sim/airport/closest-airport-id";
static const char* texture_node_name = "texture-name";
static const char* default_texture_name = "Aircraft/Instruments/Textures/od_groundradar.rgb";
static const char* range_source_node_name = "range-source";

39
src/Main/fg_init.cxx
View file

@ -793,14 +793,44 @@ static bool fgSetTowerPosFromAirportID( const string& id) {
struct FGTowerLocationListener : SGPropertyChangeListener {
void valueChanged(SGPropertyNode* node) {
const string id(node->getStringValue());
string id(node->getStringValue());
if (fgGetBool("/sim/tower/auto-position",true))
{
// enforce using closest airport when auto-positioning is enabled
const char* closest_airport = fgGetString("/sim/airport/closest-airport-id", "");
if (closest_airport && (id != closest_airport))
{
id = closest_airport;
node->setStringValue(id);
}
}
fgSetTowerPosFromAirportID(id);
}
};
struct FGClosestTowerLocationListener : SGPropertyChangeListener
{
void valueChanged(SGPropertyNode* )
{
// closest airport has changed
if (fgGetBool("/sim/tower/auto-position",true))
{
// update tower position
const char* id = fgGetString("/sim/airport/closest-airport-id", "");
if (id && *id!=0)
fgSetString("/sim/tower/airport-id", id);
}
}
};
void fgInitTowerLocationListener() {
fgGetNode("/sim/tower/airport-id", true)
->addChangeListener( new FGTowerLocationListener(), true );
FGClosestTowerLocationListener* ntcl = new FGClosestTowerLocationListener();
fgGetNode("/sim/airport/closest-airport-id", true)
->addChangeListener(ntcl , true );
fgGetNode("/sim/tower/auto-position", true)
->addChangeListener(ntcl, true );
}
static void fgApplyStartOffset(const SGGeod& aStartPos, double aHeading, double aTargetHeading = HUGE_VAL)
@ -1163,6 +1193,7 @@ bool fgInitPosition() {
// An airport + parking position is requested
if ( fgSetPosFromAirportIDandParkpos( apt, parkpos ) ) {
// set tower position
fgSetString("/sim/airport/closest-airport-id", apt.c_str());
fgSetString("/sim/tower/airport-id", apt.c_str());
set_pos = true;
}
@ -1173,7 +1204,8 @@ bool fgInitPosition() {
if ( fgSetPosFromAirportIDandRwy( apt, rwy_no, rwy_req ) ) {
// set tower position (a little off the heading for single
// runway airports)
fgSetString("/sim/tower/airport-id", apt.c_str());
fgSetString("/sim/airport/closest-airport-id", apt.c_str());
fgSetString("/sim/tower/airport-id", apt.c_str());
set_pos = true;
}
}
@ -1183,7 +1215,8 @@ bool fgInitPosition() {
if ( fgSetPosFromAirportIDandHdg( apt, hdg ) ) {
// set tower position (a little off the heading for single
// runway airports)
fgSetString("/sim/tower/airport-id", apt.c_str());
fgSetString("/sim/airport/closest-airport-id", apt.c_str());
fgSetString("/sim/tower/airport-id", apt.c_str());
set_pos = true;
}
}