void
Map::clear()
{
ImageLayerVector imageLayersRemoved;
ElevationLayerVector elevLayersRemoved;
ModelLayerVector modelLayersRemoved;
MaskLayerVector maskLayersRemoved;
Revision newRevision;
{
Threading::ScopedWriteLock lock( _mapDataMutex );
imageLayersRemoved.swap( _imageLayers );
elevLayersRemoved.swap ( _elevationLayers );
modelLayersRemoved.swap( _modelLayers );
// calculate a new revision.
newRevision = ++_dataModelRevision;
}
// a separate block b/c we don't need the mutex
for( MapCallbackList::iterator i = _mapCallbacks.begin(); i != _mapCallbacks.end(); i++ )
{
for( ImageLayerVector::iterator k = imageLayersRemoved.begin(); k != imageLayersRemoved.end(); ++k )
i->get()->onMapModelChanged( MapModelChange(MapModelChange::REMOVE_IMAGE_LAYER, newRevision, k->get()) );
for( ElevationLayerVector::iterator k = elevLayersRemoved.begin(); k != elevLayersRemoved.end(); ++k )
i->get()->onMapModelChanged( MapModelChange(MapModelChange::REMOVE_ELEVATION_LAYER, newRevision, k->get()) );
for( ModelLayerVector::iterator k = modelLayersRemoved.begin(); k != modelLayersRemoved.end(); ++k )
i->get()->onMapModelChanged( MapModelChange(MapModelChange::REMOVE_MODEL_LAYER, newRevision, k->get()) );
}
}
Revision
Map::getModelLayers( ModelLayerVector& out_list ) const
{
out_list.reserve( _modelLayers.size() );
Threading::ScopedReadLock lock( const_cast<Map*>(this)->_mapDataMutex );
for( ModelLayerVector::const_iterator i = _modelLayers.begin(); i != _modelLayers.end(); ++i )
out_list.push_back( i->get() );
return _dataModelRevision;
}
MapNode::~MapNode()
{
_map->removeMapCallback( _mapCallback.get() );
ModelLayerVector modelLayers;
_map->getModelLayers( modelLayers );
//Remove our model callback from any of the model layers in the map
for (osgEarth::ModelLayerVector::iterator itr = modelLayers.begin(); itr != modelLayers.end(); ++itr)
{
this->onModelLayerRemoved( itr->get() );
}
}
void
ElevationQuery::gatherPatchLayers()
{
// cache a vector of terrain patch models.
_patchLayers.clear();
ModelLayerVector modelLayers;
_mapf.getLayers(modelLayers);
for(ModelLayerVector::const_iterator i = modelLayers.begin();
i != modelLayers.end();
++i)
{
if ( i->get()->isTerrainPatch() )
_patchLayers.push_back( i->get() );
}
}
void dirtyModelLayers()
{
ModelLayerVector modelLayers;
s_activeMap->getLayers(modelLayers);
for(unsigned i=0; i<modelLayers.size(); ++i)
{
ModelSource* ms = modelLayers.at(i)->getModelSource();
if ( ms )
{
ms->dirty();
}
else
{
OE_NOTICE << modelLayers.at(i)->getName()
<< " has no model source.\n";
}
}
}
void
Map::setLayersFromMap( const Map* map )
{
this->clear();
if ( map )
{
ImageLayerVector newImages;
map->getImageLayers( newImages );
for( ImageLayerVector::iterator i = newImages.begin(); i != newImages.end(); ++i )
addImageLayer( i->get() );
ElevationLayerVector newElev;
map->getElevationLayers( newElev );
for( ElevationLayerVector::iterator i = newElev.begin(); i != newElev.end(); ++i )
addElevationLayer( i->get() );
ModelLayerVector newModels;
map->getModelLayers( newModels );
for( ModelLayerVector::iterator i = newModels.begin(); i != newModels.end(); ++i )
addModelLayer( i->get() );
}
}
void
MapNode::init()
{
// Take a reference to this object so that it doesn't get inadvertently
// deleting during startup. It is possible that during startup, a driver
// will load that will take a reference to the MapNode (like in a
// ModelSource node operation) and we don't want that deleting the MapNode
// out from under us.
// This is paired by an unref_nodelete() at the end of this method.
this->ref();
// Protect the MapNode from the Optimizer
setDataVariance(osg::Object::DYNAMIC);
// initialize 0Ls
_terrainEngine = 0L;
_terrainEngineContainer = 0L;
_overlayDecorator = 0L;
setName( "osgEarth::MapNode" );
// Since we have global uniforms in the stateset, mark it dynamic so it is immune to
// multi-threaded overlap
// TODO: do we need this anymore? there are no more global uniforms in here.. gw
getOrCreateStateSet()->setDataVariance(osg::Object::DYNAMIC);
_modelLayerCallback = new MapModelLayerCallback(this);
_maskLayerNode = 0L;
_lastNumBlacklistedFilenames = 0;
// Set the global proxy settings
// TODO: this should probably happen elsewhere, like in the registry?
if ( _mapNodeOptions.proxySettings().isSet() )
{
HTTPClient::setProxySettings( _mapNodeOptions.proxySettings().get() );
}
// establish global driver options. These are OSG reader-writer options that
// will make their way to any read* calls down the pipe
const osgDB::Options* global_options = _map->getGlobalOptions();
osg::ref_ptr<osgDB::Options> local_options = global_options ?
Registry::instance()->cloneOrCreateOptions( global_options ) :
NULL;
if ( local_options.valid() )
{
OE_INFO << LC
<< "Options string = "
<< (local_options.valid()? local_options->getOptionString() : "<empty>")
<< std::endl;
}
// TODO: not sure why we call this here
_map->setGlobalOptions( local_options.get() );
// load and attach the terrain engine, but don't initialize it until we need it
const TerrainOptions& terrainOptions = _mapNodeOptions.getTerrainOptions();
_terrainEngine = TerrainEngineNodeFactory::create( _map.get(), terrainOptions );
_terrainEngineInitialized = false;
// the engine needs a container so we can set lighting state on the container and
// not on the terrain engine itself. Setting the dynamic variance will prevent
// an optimizer from collapsing the empty group node.
_terrainEngineContainer = new osg::Group();
_terrainEngineContainer->setDataVariance( osg::Object::DYNAMIC );
this->addChild( _terrainEngineContainer );
// initialize terrain-level lighting:
if ( terrainOptions.enableLighting().isSet() )
{
_terrainEngineContainer->getOrCreateStateSet()->setMode(
GL_LIGHTING,
terrainOptions.enableLighting().value() ? 1 : 0 );
}
if ( _terrainEngine )
{
// inform the terrain engine of the map information now so that it can properly
// initialize it's CoordinateSystemNode. This is necessary in order to support
// manipulators and to set up the texture compositor prior to frame-loop
// initialization.
_terrainEngine->preInitialize( _map.get(), terrainOptions );
_terrainEngineContainer->addChild( _terrainEngine );
}
else
{
OE_WARN << "FAILED to create a terrain engine for this map" << std::endl;
}
// make a group for the model layers.
// NOTE: for now, we are going to nullify any shader programs that occur above the model
// group, since it does not YET support shader composition. Programs defined INSIDE a
// model layer will still work OK though.
_models = new osg::Group();
_models->setName( "osgEarth::MapNode.modelsGroup" );
addChild( _models.get() );
// make a group for overlay model layers:
_overlayModels = new ObserverGroup(); //osg::Group();
_overlayModels->setName( "osgEarth::MapNode.overlayModelsGroup" );
// a decorator for overlay models:
_overlayDecorator = new OverlayDecorator();
_overlayDecorator->setOverlayGraphTraversalMask( terrainOptions.secondaryTraversalMask().value() );
if ( _mapNodeOptions.overlayBlending().isSet() )
_overlayDecorator->setOverlayBlending( *_mapNodeOptions.overlayBlending() );
if ( _mapNodeOptions.overlayTextureSize().isSet() )
_overlayDecorator->setTextureSize( *_mapNodeOptions.overlayTextureSize() );
if ( _mapNodeOptions.overlayMipMapping().isSet() )
_overlayDecorator->setMipMapping( *_mapNodeOptions.overlayMipMapping() );
addTerrainDecorator( _overlayDecorator );
// install any pre-existing model layers:
ModelLayerVector modelLayers;
_map->getModelLayers( modelLayers );
int modelLayerIndex = 0;
for( ModelLayerVector::const_iterator k = modelLayers.begin(); k != modelLayers.end(); k++, modelLayerIndex++ )
{
onModelLayerAdded( k->get(), modelLayerIndex );
}
_mapCallback = new MapNodeMapCallbackProxy(this);
// install a layer callback for processing further map actions:
_map->addMapCallback( _mapCallback.get() );
osg::StateSet* ss = getOrCreateStateSet();
if ( _mapNodeOptions.enableLighting().isSet() )
{
ss->setMode(
GL_LIGHTING,
_mapNodeOptions.enableLighting().value() ? 1 : 0 );
}
dirtyBound();
// Install top-level shader programs:
if ( Registry::capabilities().supportsGLSL() )
{
VirtualProgram* vp = new VirtualProgram();
vp->setName( "MapNode" );
vp->installDefaultColoringAndLightingShaders();
ss->setAttributeAndModes( vp, osg::StateAttribute::ON );
}
// register for event traversals so we can deal with blacklisted filenames
ADJUST_EVENT_TRAV_COUNT( this, 1 );
// remove the temporary reference.
this->unref_nodelete();
}
void
updateControlPanel()
{
// erase all child controls and just rebuild them b/c we're lazy.
//Rebuild all the image layers
s_imageBox->clearControls();
int row = 0;
LabelControl* activeLabel = new LabelControl( "Image Layers", 20, osg::Vec4f(1,1,0,1) );
s_imageBox->setControl( 1, row++, activeLabel );
// the active map layers:
MapFrame mapf( s_activeMap.get() );
ImageLayerVector imageLayers;
mapf.getLayers(imageLayers);
int layerNum = imageLayers.size()-1;
for( ImageLayerVector::const_reverse_iterator i = imageLayers.rbegin(); i != imageLayers.rend(); ++i )
createLayerItem( s_imageBox, row++, layerNum--, imageLayers.size(), i->get(), true );
MapFrame mapf2( s_inactiveMap.get() );
imageLayers.clear();
mapf2.getLayers(imageLayers);
if ( imageLayers.size() > 0 )
{
LabelControl* inactiveLabel = new LabelControl( "Removed:", 18, osg::Vec4f(1,1,0,1) );
s_imageBox->setControl( 1, row++, inactiveLabel );
for( unsigned int i=0; i<imageLayers.size(); ++i )
{
createLayerItem( s_imageBox, row++, -1, -1, imageLayers[i].get(), false );
}
}
//Rebuild the elevation layers
s_elevationBox->clearControls();
row = 0;
activeLabel = new LabelControl( "Elevation Layers", 20, osg::Vec4f(1,1,0,1) );
s_elevationBox->setControl( 1, row++, activeLabel );
// the active map layers:
ElevationLayerVector elevationLayers;
mapf.getLayers(elevationLayers);
layerNum = elevationLayers.size()-1;
for( ElevationLayerVector::const_reverse_iterator i = elevationLayers.rbegin(); i != elevationLayers.rend(); ++i )
createLayerItem( s_elevationBox, row++, layerNum--, elevationLayers.size(), i->get(), true );
if ( mapf2.elevationLayers().size() > 0 )
{
LabelControl* inactiveLabel = new LabelControl( "Removed:", 18, osg::Vec4f(1,1,0,1) );
s_elevationBox->setControl( 1, row++, inactiveLabel );
for( unsigned int i=0; i<mapf2.elevationLayers().size(); ++i )
{
createLayerItem( s_elevationBox, row++, -1, -1, mapf2.elevationLayers().at(i), false );
}
}
//Rebuild the model layers
s_modelBox->clearControls();
row = 0;
activeLabel = new LabelControl( "Model Layers", 20, osg::Vec4f(1,1,0,1) );
s_modelBox->setControl( 1, row++, activeLabel );
// the active map layers:
ModelLayerVector modelLayers;
mapf.getLayers(modelLayers);
for( ModelLayerVector::const_reverse_iterator i = modelLayers.rbegin(); i != modelLayers.rend(); ++i )
createModelLayerItem( s_modelBox, row++, i->get(), true );
}
void
MapNode::init()
{
// Take a reference to this object so that it doesn't get inadvertently
// deleting during startup. It is possible that during startup, a driver
// will load that will take a reference to the MapNode (like in a
// ModelSource node operation) and we don't want that deleting the MapNode
// out from under us.
// This is paired by an unref_nodelete() at the end of this method.
this->ref();
// Protect the MapNode from the Optimizer
setDataVariance(osg::Object::DYNAMIC);
// Protect the MapNode from the ShaderGenerator
ShaderGenerator::setIgnoreHint(this, true);
// initialize 0Ls
_terrainEngine = 0L;
_terrainEngineContainer = 0L;
_overlayDecorator = 0L;
setName( "osgEarth::MapNode" );
_maskLayerNode = 0L;
_lastNumBlacklistedFilenames = 0;
// Set the global proxy settings
// TODO: this should probably happen elsewhere, like in the registry?
if ( _mapNodeOptions.proxySettings().isSet() )
{
HTTPClient::setProxySettings( _mapNodeOptions.proxySettings().get() );
}
// establish global driver options. These are OSG reader-writer options that
// will make their way to any read* calls down the pipe
const osgDB::Options* global_options = _map->getGlobalOptions();
osg::ref_ptr<osgDB::Options> local_options = global_options ?
Registry::instance()->cloneOrCreateOptions( global_options ) :
NULL;
if ( local_options.valid() )
{
OE_INFO << LC
<< "Options string = "
<< (local_options.valid()? local_options->getOptionString() : "<empty>")
<< std::endl;
}
// TODO: not sure why we call this here
_map->setGlobalOptions( local_options.get() );
// load and attach the terrain engine, but don't initialize it until we need it
const TerrainOptions& terrainOptions = _mapNodeOptions.getTerrainOptions();
_terrainEngine = TerrainEngineNodeFactory::create( _map.get(), terrainOptions );
_terrainEngineInitialized = false;
// the engine needs a container so we can set lighting state on the container and
// not on the terrain engine itself. Setting the dynamic variance will prevent
// an optimizer from collapsing the empty group node.
_terrainEngineContainer = new osg::Group();
_terrainEngineContainer->setDataVariance( osg::Object::DYNAMIC );
this->addChild( _terrainEngineContainer );
// initialize terrain-level lighting:
if ( terrainOptions.enableLighting().isSet() )
{
_terrainEngineContainer->getOrCreateStateSet()->addUniform(
Registry::shaderFactory()->createUniformForGLMode(GL_LIGHTING, *terrainOptions.enableLighting()) );
_terrainEngineContainer->getOrCreateStateSet()->setMode(
GL_LIGHTING,
terrainOptions.enableLighting().value() ? 1 : 0 );
}
if ( _terrainEngine )
{
// inform the terrain engine of the map information now so that it can properly
// initialize it's CoordinateSystemNode. This is necessary in order to support
// manipulators and to set up the texture compositor prior to frame-loop
// initialization.
_terrainEngine->preInitialize( _map.get(), terrainOptions );
_terrainEngineContainer->addChild( _terrainEngine );
}
else
{
OE_WARN << "FAILED to create a terrain engine for this map" << std::endl;
}
// make a group for the model layers.
// NOTE: for now, we are going to nullify any shader programs that occur above the model
// group, since it does not YET support shader composition. Programs defined INSIDE a
// model layer will still work OK though.
_models = new osg::Group();
_models->setName( "osgEarth::MapNode.modelsGroup" );
_models->getOrCreateStateSet()->setRenderBinDetails(2, "RenderBin");
addChild( _models.get() );
// a decorator for overlay models:
_overlayDecorator = new OverlayDecorator();
// install the Draping technique for overlays:
{
DrapingTechnique* draping = new DrapingTechnique();
const char* envOverlayTextureSize = ::getenv("OSGEARTH_OVERLAY_TEXTURE_SIZE");
if ( _mapNodeOptions.overlayBlending().isSet() )
draping->setOverlayBlending( *_mapNodeOptions.overlayBlending() );
if ( envOverlayTextureSize )
draping->setTextureSize( as<int>(envOverlayTextureSize, 1024) );
else if ( _mapNodeOptions.overlayTextureSize().isSet() )
draping->setTextureSize( *_mapNodeOptions.overlayTextureSize() );
if ( _mapNodeOptions.overlayMipMapping().isSet() )
draping->setMipMapping( *_mapNodeOptions.overlayMipMapping() );
if ( _mapNodeOptions.overlayAttachStencil().isSet() )
draping->setAttachStencil( *_mapNodeOptions.overlayAttachStencil() );
if ( _mapNodeOptions.overlayResolutionRatio().isSet() )
draping->setResolutionRatio( *_mapNodeOptions.overlayResolutionRatio() );
_overlayDecorator->addTechnique( draping );
}
// install the Clamping technique for overlays:
{
_overlayDecorator->addTechnique( new ClampingTechnique() );
}
addTerrainDecorator( _overlayDecorator );
// install any pre-existing model layers:
ModelLayerVector modelLayers;
_map->getModelLayers( modelLayers );
int modelLayerIndex = 0;
for( ModelLayerVector::const_iterator k = modelLayers.begin(); k != modelLayers.end(); k++, modelLayerIndex++ )
{
onModelLayerAdded( k->get(), modelLayerIndex );
}
_mapCallback = new MapNodeMapCallbackProxy(this);
// install a layer callback for processing further map actions:
_map->addMapCallback( _mapCallback.get() );
osg::StateSet* stateset = getOrCreateStateSet();
if ( _mapNodeOptions.enableLighting().isSet() )
{
stateset->addUniform(Registry::shaderFactory()->createUniformForGLMode(
GL_LIGHTING,
_mapNodeOptions.enableLighting().value() ? 1 : 0));
stateset->setMode(
GL_LIGHTING,
_mapNodeOptions.enableLighting().value() ? 1 : 0);
}
// Add in some global uniforms
stateset->addUniform( new osg::Uniform("oe_isGeocentric", _map->isGeocentric()) );
if ( _map->isGeocentric() )
{
OE_INFO << LC << "Adding ellipsoid uniforms.\n";
// for a geocentric map, use an ellipsoid unit-frame transform and its inverse:
osg::Vec3d ellipFrameInverse(
_map->getSRS()->getEllipsoid()->getRadiusEquator(),
_map->getSRS()->getEllipsoid()->getRadiusEquator(),
_map->getSRS()->getEllipsoid()->getRadiusPolar());
stateset->addUniform( new osg::Uniform("oe_ellipsoidFrameInverse", osg::Vec3f(ellipFrameInverse)) );
osg::Vec3d ellipFrame = osg::componentDivide(osg::Vec3d(1.0,1.0,1.0), ellipFrameInverse);
stateset->addUniform( new osg::Uniform("oe_ellipsoidFrame", osg::Vec3f(ellipFrame)) );
}
// install the default rendermode uniform:
stateset->addUniform( new osg::Uniform("oe_isPickCamera", false) );
dirtyBound();
// register for event traversals so we can deal with blacklisted filenames
ADJUST_EVENT_TRAV_COUNT( this, 1 );
// remove the temporary reference.
this->unref_nodelete();
}
void
MapNode::init()
{
// Protect the MapNode from the Optimizer
setDataVariance(osg::Object::DYNAMIC);
setName( "osgEarth::MapNode" );
// Since we have global uniforms in the stateset, mark it dynamic so it is immune to
// multi-threaded overlap
// TODO: do we need this anymore? there are no more global uniforms in here.. gw
getOrCreateStateSet()->setDataVariance(osg::Object::DYNAMIC);
_modelLayerCallback = new MapModelLayerCallback(this);
_maskLayerNode = 0L;
_lastNumBlacklistedFilenames = 0;
// Set the global proxy settings
// TODO: this should probably happen elsewhere, like in the registry?
if ( _mapNodeOptions.proxySettings().isSet() )
{
HTTPClient::setProxySettings( _mapNodeOptions.proxySettings().get() );
}
// establish global driver options. These are OSG reader-writer options that
// will make their way to any read* calls down the pipe
const osgDB::ReaderWriter::Options* global_options = _map->getGlobalOptions();
osg::ref_ptr<osgDB::ReaderWriter::Options> local_options = global_options ?
new osgDB::ReaderWriter::Options( *global_options ) :
NULL;
if ( local_options.valid() )
{
OE_INFO << LC
<< "Options string = "
<< (local_options.valid()? local_options->getOptionString() : "<empty>")
<< std::endl;
}
// TODO: not sure why we call this here
_map->setGlobalOptions( local_options.get() );
// overlays:
_pendingOverlayAutoSetTextureUnit = true;
// load and attach the terrain engine, but don't initialize it until we need it
const TerrainOptions& terrainOptions = _mapNodeOptions.getTerrainOptions();
_terrainEngine = TerrainEngineNodeFactory::create( _map.get(), terrainOptions );
_terrainEngineInitialized = false;
// the engine needs a container so we can set lighting state on the container and
// not on the terrain engine itself. Setting the dynamic variance will prevent
// an optimizer from collapsing the empty group node.
_terrainEngineContainer = new osg::Group();
_terrainEngineContainer->setDataVariance( osg::Object::DYNAMIC );
this->addChild( _terrainEngineContainer.get() );
// initialize terrain-level lighting:
if ( terrainOptions.enableLighting().isSet() )
{
_terrainEngineContainer->getOrCreateStateSet()->setMode( GL_LIGHTING, terrainOptions.enableLighting().value() ?
osg::StateAttribute::ON | osg::StateAttribute::PROTECTED :
osg::StateAttribute::OFF | osg::StateAttribute::PROTECTED );
}
if ( _terrainEngine.valid() )
{
// inform the terrain engine of the map information now so that it can properly
// initialize it's CoordinateSystemNode. This is necessary in order to support
// manipulators and to set up the texture compositor prior to frame-loop
// initialization.
_terrainEngine->preInitialize( _map.get(), terrainOptions );
_terrainEngineContainer->addChild( _terrainEngine.get() );
}
else
OE_WARN << "FAILED to create a terrain engine for this map" << std::endl;
// make a group for the model layers:
_models = new osg::Group();
_models->setName( "osgEarth::MapNode.modelsGroup" );
addChild( _models.get() );
// make a group for overlay model layers:
_overlayModels = new osg::Group();
_overlayModels->setName( "osgEarth::MapNode.overlayModelsGroup" );
// a decorator for overlay models:
_overlayDecorator = new OverlayDecorator();
if ( _mapNodeOptions.overlayVertexWarping().isSet() )
_overlayDecorator->setVertexWarping( *_mapNodeOptions.overlayVertexWarping() );
if ( _mapNodeOptions.overlayBlending().isSet() )
_overlayDecorator->setOverlayBlending( *_mapNodeOptions.overlayBlending() );
if ( _mapNodeOptions.overlayTextureSize().isSet() )
_overlayDecorator->setTextureSize( *_mapNodeOptions.overlayTextureSize() );
if ( _mapNodeOptions.overlayMipMapping().isSet() )
_overlayDecorator->setMipMapping( *_mapNodeOptions.overlayMipMapping() );
addTerrainDecorator( _overlayDecorator.get() );
// install any pre-existing model layers:
ModelLayerVector modelLayers;
_map->getModelLayers( modelLayers );
int modelLayerIndex = 0;
for( ModelLayerVector::const_iterator k = modelLayers.begin(); k != modelLayers.end(); k++, modelLayerIndex++ )
{
onModelLayerAdded( k->get(), modelLayerIndex );
}
_mapCallback = new MapNodeMapCallbackProxy(this);
// install a layer callback for processing further map actions:
_map->addMapCallback( _mapCallback.get() );
osg::StateSet* ss = getOrCreateStateSet();
//ss->setAttributeAndModes( new osg::CullFace() ); //, osg::StateAttribute::ON);
//ss->setAttributeAndModes( new osg::PolygonOffset( -1, -1 ) );
if ( _mapNodeOptions.enableLighting().isSet() )
{
ss->setMode( GL_LIGHTING, _mapNodeOptions.enableLighting().value() ?
osg::StateAttribute::ON | osg::StateAttribute::PROTECTED :
osg::StateAttribute::OFF | osg::StateAttribute::PROTECTED );
}
dirtyBound();
// register for event traversals so we can deal with blacklisted filenames
ADJUST_EVENT_TRAV_COUNT( this, 1 );
}
