void
MapNodeHelper::parse(MapNode* mapNode,
osg::ArgumentParser& args,
osgViewer::View* view,
osg::Group* root,
Control* userControl ) const
{
if ( !root )
root = mapNode;
// options to use for the load
osg::ref_ptr<osgDB::Options> dbOptions = Registry::instance()->cloneOrCreateOptions();
// parse out custom example arguments first:
bool useSky = args.read("--sky");
bool useOcean = args.read("--ocean");
bool useMGRS = args.read("--mgrs");
bool useDMS = args.read("--dms");
bool useDD = args.read("--dd");
bool useCoords = args.read("--coords") || useMGRS || useDMS || useDD;
bool useOrtho = args.read("--ortho");
bool useAutoClip = args.read("--autoclip");
bool useShadows = args.read("--shadows");
bool animateSky = args.read("--animate-sky");
bool showActivity = args.read("--activity");
bool useLogDepth = args.read("--logdepth");
bool useLogDepth2 = args.read("--logdepth2");
bool kmlUI = args.read("--kmlui");
if (args.read("--verbose"))
osgEarth::setNotifyLevel(osg::INFO);
if (args.read("--quiet"))
osgEarth::setNotifyLevel(osg::FATAL);
float ambientBrightness = 0.2f;
args.read("--ambientBrightness", ambientBrightness);
std::string kmlFile;
args.read( "--kml", kmlFile );
std::string imageFolder;
args.read( "--images", imageFolder );
std::string imageExtensions;
args.read("--image-extensions", imageExtensions);
// animation path:
std::string animpath;
if ( args.read("--path", animpath) )
{
view->setCameraManipulator( new osgGA::AnimationPathManipulator(animpath) );
}
// Install a new Canvas for our UI controls, or use one that already exists.
ControlCanvas* canvas = ControlCanvas::getOrCreate( view );
Container* mainContainer = canvas->addControl( new VBox() );
mainContainer->setAbsorbEvents( true );
mainContainer->setBackColor( Color(Color::Black, 0.8) );
mainContainer->setHorizAlign( Control::ALIGN_LEFT );
mainContainer->setVertAlign( Control::ALIGN_BOTTOM );
// install the user control:
if ( userControl )
mainContainer->addControl( userControl );
// look for external data in the map node:
const Config& externals = mapNode->externalConfig();
const Config& skyConf = externals.child("sky");
const Config& oceanConf = externals.child("ocean");
const Config& annoConf = externals.child("annotations");
const Config& declutterConf = externals.child("decluttering");
// some terrain effects.
// TODO: Most of these are likely to move into extensions.
const Config& lodBlendingConf = externals.child("lod_blending");
const Config& vertScaleConf = externals.child("vertical_scale");
const Config& contourMapConf = externals.child("contour_map");
// Adding a sky model:
if ( useSky || !skyConf.empty() )
{
SkyOptions options(skyConf);
if ( options.getDriver().empty() )
{
if ( mapNode->getMapSRS()->isGeographic() )
options.setDriver("simple");
else
options.setDriver("gl");
}
SkyNode* sky = SkyNode::create(options, mapNode);
if ( sky )
{
sky->attach( view, 0 );
if ( mapNode->getNumParents() > 0 )
{
osgEarth::insertGroup(sky, mapNode->getParent(0));
}
else
{
sky->addChild( mapNode );
root = sky;
}
Control* c = SkyControlFactory().create(sky, view);
if ( c )
mainContainer->addControl( c );
if (animateSky)
{
sky->setUpdateCallback( new AnimateSkyUpdateCallback() );
}
}
}
// Adding an ocean model:
if ( useOcean || !oceanConf.empty() )
{
OceanNode* ocean = OceanNode::create(OceanOptions(oceanConf), mapNode);
if ( ocean )
{
// if there's a sky, we want to ocean under it
osg::Group* parent = osgEarth::findTopMostNodeOfType<SkyNode>(root);
if ( !parent ) parent = root;
parent->addChild( ocean );
Control* c = OceanControlFactory().create(ocean);
if ( c )
mainContainer->addControl(c);
}
}
// Shadowing.
if ( useShadows )
{
ShadowCaster* caster = new ShadowCaster();
caster->setLight( view->getLight() );
caster->getShadowCastingGroup()->addChild( mapNode->getModelLayerGroup() );
if ( mapNode->getNumParents() > 0 )
{
insertGroup(caster, mapNode->getParent(0));
}
else
{
caster->addChild(mapNode);
root = caster;
}
}
// Loading KML from the command line:
if ( !kmlFile.empty() )
{
KMLOptions kml_options;
kml_options.declutter() = true;
// set up a default icon for point placemarks:
IconSymbol* defaultIcon = new IconSymbol();
defaultIcon->url()->setLiteral(KML_PUSHPIN_URL);
kml_options.defaultIconSymbol() = defaultIcon;
osg::Node* kml = KML::load( URI(kmlFile), mapNode, kml_options );
if ( kml )
{
if (kmlUI)
{
Control* c = AnnotationGraphControlFactory().create(kml, view);
if ( c )
{
c->setVertAlign( Control::ALIGN_TOP );
canvas->addControl( c );
}
}
root->addChild( kml );
}
else
{
OE_NOTICE << "Failed to load " << kmlFile << std::endl;
}
}
// Annotations in the map node externals:
if ( !annoConf.empty() )
{
osg::Group* annotations = 0L;
AnnotationRegistry::instance()->create( mapNode, annoConf, dbOptions.get(), annotations );
if ( annotations )
{
root->addChild( annotations );
}
}
// Configure the de-cluttering engine for labels and annotations:
if ( !declutterConf.empty() )
{
Decluttering::setOptions( DeclutteringOptions(declutterConf) );
}
// Configure the mouse coordinate readout:
if ( useCoords )
{
LabelControl* readout = new LabelControl();
readout->setBackColor( Color(Color::Black, 0.8) );
readout->setHorizAlign( Control::ALIGN_RIGHT );
readout->setVertAlign( Control::ALIGN_BOTTOM );
Formatter* formatter =
useMGRS ? (Formatter*)new MGRSFormatter(MGRSFormatter::PRECISION_1M, 0L, MGRSFormatter::USE_SPACES) :
useDMS ? (Formatter*)new LatLongFormatter(LatLongFormatter::FORMAT_DEGREES_MINUTES_SECONDS) :
useDD ? (Formatter*)new LatLongFormatter(LatLongFormatter::FORMAT_DECIMAL_DEGREES) :
0L;
MouseCoordsTool* mcTool = new MouseCoordsTool( mapNode );
mcTool->addCallback( new MouseCoordsLabelCallback(readout, formatter) );
view->addEventHandler( mcTool );
canvas->addControl( readout );
}
// Configure for an ortho camera:
if ( useOrtho )
{
EarthManipulator* manip = dynamic_cast<EarthManipulator*>(view->getCameraManipulator());
if ( manip )
{
manip->getSettings()->setCameraProjection( EarthManipulator::PROJ_ORTHOGRAPHIC );
}
}
// activity monitor (debugging)
if ( showActivity )
{
VBox* vbox = new VBox();
vbox->setBackColor( Color(Color::Black, 0.8) );
vbox->setHorizAlign( Control::ALIGN_RIGHT );
vbox->setVertAlign( Control::ALIGN_BOTTOM );
view->addEventHandler( new ActivityMonitorTool(vbox) );
canvas->addControl( vbox );
}
// Install an auto clip plane clamper
if ( useAutoClip )
{
mapNode->addCullCallback( new AutoClipPlaneCullCallback(mapNode) );
}
// Install logarithmic depth buffer on main camera
if ( useLogDepth )
{
OE_INFO << LC << "Activating logarithmic depth buffer on main camera" << std::endl;
osgEarth::Util::LogarithmicDepthBuffer logDepth;
logDepth.setUseFragDepth( true );
logDepth.install( view->getCamera() );
}
else if ( useLogDepth2 )
{
OE_INFO << LC << "Activating logarithmic depth buffer (vertex-only) on main camera" << std::endl;
osgEarth::Util::LogarithmicDepthBuffer logDepth;
logDepth.setUseFragDepth( false );
logDepth.install( view->getCamera() );
}
// Scan for images if necessary.
if ( !imageFolder.empty() )
{
std::vector<std::string> extensions;
if ( !imageExtensions.empty() )
StringTokenizer( imageExtensions, extensions, ",;", "", false, true );
if ( extensions.empty() )
extensions.push_back( "tif" );
OE_INFO << LC << "Loading images from " << imageFolder << "..." << std::endl;
ImageLayerVector imageLayers;
DataScanner scanner;
scanner.findImageLayers( imageFolder, extensions, imageLayers );
if ( imageLayers.size() > 0 )
{
mapNode->getMap()->beginUpdate();
for( ImageLayerVector::iterator i = imageLayers.begin(); i != imageLayers.end(); ++i )
{
mapNode->getMap()->addImageLayer( i->get() );
}
mapNode->getMap()->endUpdate();
}
OE_INFO << LC << "...found " << imageLayers.size() << " image layers." << std::endl;
}
// Install elevation morphing
if ( !lodBlendingConf.empty() )
{
mapNode->getTerrainEngine()->addEffect( new LODBlending(lodBlendingConf) );
}
// Install vertical scaler
if ( !vertScaleConf.empty() )
{
mapNode->getTerrainEngine()->addEffect( new VerticalScale(vertScaleConf) );
}
// Install a contour map effect.
if ( !contourMapConf.empty() )
{
mapNode->getTerrainEngine()->addEffect( new ContourMap(contourMapConf) );
}
// Generic named value uniform with min/max.
VBox* uniformBox = 0L;
while( args.find( "--uniform" ) >= 0 )
{
std::string name;
float minval, maxval;
if ( args.read( "--uniform", name, minval, maxval ) )
{
if ( uniformBox == 0L )
{
uniformBox = new VBox();
uniformBox->setBackColor(0,0,0,0.5);
uniformBox->setAbsorbEvents( true );
canvas->addControl( uniformBox );
}
osg::Uniform* uniform = new osg::Uniform(osg::Uniform::FLOAT, name);
uniform->set( minval );
root->getOrCreateStateSet()->addUniform( uniform, osg::StateAttribute::OVERRIDE );
HBox* box = new HBox();
box->addControl( new LabelControl(name) );
HSliderControl* hs = box->addControl( new HSliderControl(minval, maxval, minval, new ApplyValueUniform(uniform)));
hs->setHorizFill(true, 200);
box->addControl( new LabelControl(hs) );
uniformBox->addControl( box );
OE_INFO << LC << "Installed uniform controller for " << name << std::endl;
}
}
// Process extensions.
for(std::vector<osg::ref_ptr<Extension> >::const_iterator eiter = mapNode->getExtensions().begin();
eiter != mapNode->getExtensions().end();
++eiter)
{
Extension* e = eiter->get();
// Check for a View interface:
ExtensionInterface<osg::View>* viewIF = ExtensionInterface<osg::View>::get( e );
if ( viewIF )
viewIF->connect( view );
// Check for a Control interface:
ExtensionInterface<Control>* controlIF = ExtensionInterface<Control>::get( e );
if ( controlIF )
controlIF->connect( mainContainer );
}
root->addChild( canvas );
}
/**
* Creates a complete set of positioned label nodes from a feature list.
*/
osg::Node* createNode(
const FeatureList& input,
const Style& style,
FilterContext& context )
{
if ( style.get<TextSymbol>() == 0L && style.get<IconSymbol>() == 0L )
return 0L;
// copy the style so we can (potentially) modify the text symbol.
Style styleCopy = style;
TextSymbol* text = styleCopy.get<TextSymbol>();
IconSymbol* icon = styleCopy.get<IconSymbol>();
osg::Group* group = new osg::Group();
StringExpression textContentExpr ( text ? *text->content() : StringExpression() );
NumericExpression textPriorityExpr( text ? *text->priority() : NumericExpression() );
NumericExpression textSizeExpr ( text ? *text->size() : NumericExpression() );
StringExpression iconUrlExpr ( icon ? *icon->url() : StringExpression() );
NumericExpression iconScaleExpr ( icon ? *icon->scale() : NumericExpression() );
NumericExpression iconHeadingExpr ( icon ? *icon->heading() : NumericExpression() );
for( FeatureList::const_iterator i = input.begin(); i != input.end(); ++i )
{
Feature* feature = i->get();
if ( !feature )
continue;
// run a symbol script if present.
if ( text && text->script().isSet() )
{
StringExpression temp( text->script().get() );
feature->eval( temp, &context );
}
// run a symbol script if present.
if ( icon && icon->script().isSet() )
{
StringExpression temp( icon->script().get() );
feature->eval( temp, &context );
}
const Geometry* geom = feature->getGeometry();
if ( !geom )
continue;
Style tempStyle = styleCopy;
// evaluate expressions into literals.
// TODO: Later we could replace this with a generate "expression evaluator" type
// that we could pass to PlaceNode in the DB options. -gw
if ( text )
{
if ( text->content().isSet() )
tempStyle.get<TextSymbol>()->content()->setLiteral( feature->eval( textContentExpr, &context ) );
if ( text->size().isSet() )
tempStyle.get<TextSymbol>()->size()->setLiteral( feature->eval(textSizeExpr, &context) );
}
if ( icon )
{
if ( icon->url().isSet() )
tempStyle.get<IconSymbol>()->url()->setLiteral( feature->eval(iconUrlExpr, &context) );
if ( icon->scale().isSet() )
tempStyle.get<IconSymbol>()->scale()->setLiteral( feature->eval(iconScaleExpr, &context) );
if ( icon->heading().isSet() )
tempStyle.get<IconSymbol>()->heading()->setLiteral( feature->eval(iconHeadingExpr, &context) );
}
osg::Node* node = makePlaceNode(
context,
feature,
tempStyle,
textPriorityExpr);
if ( node )
{
if ( context.featureIndex() )
{
context.featureIndex()->tagNode(node, feature);
}
group->addChild( node );
}
}
// Note to self: need to change this to support picking later. -gw
//VirtualProgram* vp = VirtualProgram::getOrCreate(group->getOrCreateStateSet());
//vp->setInheritShaders( false );
return group;
}
void
MapNodeHelper::parse(MapNode* mapNode,
osg::ArgumentParser& args,
osgViewer::View* view,
osg::Group* root,
Container* userContainer ) const
{
if ( !root )
root = mapNode;
// options to use for the load
osg::ref_ptr<osgDB::Options> dbOptions = Registry::instance()->cloneOrCreateOptions();
// parse out custom example arguments first:
bool useMGRS = args.read("--mgrs");
bool useDMS = args.read("--dms");
bool useDD = args.read("--dd");
bool useCoords = args.read("--coords") || useMGRS || useDMS || useDD;
bool useAutoClip = args.read("--autoclip");
bool animateSky = args.read("--animate-sky");
bool showActivity = args.read("--activity");
bool useLogDepth = args.read("--logdepth");
bool useLogDepth2 = args.read("--logdepth2");
bool kmlUI = args.read("--kmlui");
if (args.read("--verbose"))
osgEarth::setNotifyLevel(osg::INFO);
if (args.read("--quiet"))
osgEarth::setNotifyLevel(osg::FATAL);
float ambientBrightness = 0.2f;
args.read("--ambientBrightness", ambientBrightness);
std::string kmlFile;
args.read( "--kml", kmlFile );
std::string imageFolder;
args.read( "--images", imageFolder );
std::string imageExtensions;
args.read("--image-extensions", imageExtensions);
// animation path:
std::string animpath;
if ( args.read("--path", animpath) )
{
view->setCameraManipulator( new osgGA::AnimationPathManipulator(animpath) );
}
// Install a new Canvas for our UI controls, or use one that already exists.
ControlCanvas* canvas = ControlCanvas::getOrCreate( view );
Container* mainContainer;
if ( userContainer )
{
mainContainer = userContainer;
}
else
{
mainContainer = new VBox();
mainContainer->setAbsorbEvents( true );
mainContainer->setBackColor( Color(Color::Black, 0.8) );
mainContainer->setHorizAlign( Control::ALIGN_LEFT );
mainContainer->setVertAlign( Control::ALIGN_BOTTOM );
}
canvas->addControl( mainContainer );
// Add an event handler to toggle the canvas with a key press;
view->addEventHandler(new ToggleCanvasEventHandler(canvas) );
// look for external data in the map node:
const Config& externals = mapNode->externalConfig();
//const Config& screenSpaceLayoutConf =
// externals.hasChild("screen_space_layout") ? externals.child("screen_space_layout") :
// externals.child("decluttering"); // backwards-compatibility
// some terrain effects.
// TODO: Most of these are likely to move into extensions.
const Config& lodBlendingConf = externals.child("lod_blending");
const Config& vertScaleConf = externals.child("vertical_scale");
// Shadowing.
if (args.read("--shadows"))
{
int unit;
if ( mapNode->getTerrainEngine()->getResources()->reserveTextureImageUnit(unit, "ShadowCaster") )
{
ShadowCaster* caster = new ShadowCaster();
caster->setTextureImageUnit( unit );
caster->setLight( view->getLight() );
caster->getShadowCastingGroup()->addChild( mapNode );
if ( mapNode->getNumParents() > 0 )
{
insertGroup(caster, mapNode->getParent(0));
}
else
{
caster->addChild(mapNode);
root = caster;
}
}
}
// Loading KML from the command line:
if ( !kmlFile.empty() )
{
KMLOptions kml_options;
kml_options.declutter() = true;
// set up a default icon for point placemarks:
IconSymbol* defaultIcon = new IconSymbol();
defaultIcon->url()->setLiteral(KML_PUSHPIN_URL);
kml_options.defaultIconSymbol() = defaultIcon;
TextSymbol* defaultText = new TextSymbol();
defaultText->halo() = Stroke(0.3,0.3,0.3,1.0);
kml_options.defaultTextSymbol() = defaultText;
osg::Node* kml = KML::load( URI(kmlFile), mapNode, kml_options );
if ( kml )
{
if (kmlUI)
{
Control* c = AnnotationGraphControlFactory().create(kml, view);
if ( c )
{
c->setVertAlign( Control::ALIGN_TOP );
canvas->addControl( c );
}
}
root->addChild( kml );
}
else
{
OE_NOTICE << "Failed to load " << kmlFile << std::endl;
}
}
//// Configure the de-cluttering engine for labels and annotations:
//if ( !screenSpaceLayoutConf.empty() )
//{
// ScreenSpaceLayout::setOptions( ScreenSpaceLayoutOptions(screenSpaceLayoutConf) );
//}
// Configure the mouse coordinate readout:
if ( useCoords )
{
LabelControl* readout = new LabelControl();
readout->setBackColor( Color(Color::Black, 0.8) );
readout->setHorizAlign( Control::ALIGN_RIGHT );
readout->setVertAlign( Control::ALIGN_BOTTOM );
Formatter* formatter =
useMGRS ? (Formatter*)new MGRSFormatter(MGRSFormatter::PRECISION_1M, 0L, MGRSFormatter::USE_SPACES) :
useDMS ? (Formatter*)new LatLongFormatter(LatLongFormatter::FORMAT_DEGREES_MINUTES_SECONDS) :
useDD ? (Formatter*)new LatLongFormatter(LatLongFormatter::FORMAT_DECIMAL_DEGREES) :
0L;
MouseCoordsTool* mcTool = new MouseCoordsTool( mapNode );
mcTool->addCallback( new MouseCoordsLabelCallback(readout, formatter) );
view->addEventHandler( mcTool );
canvas->addControl( readout );
}
// Configure for an ortho camera:
if ( args.read("--ortho") )
{
view->getCamera()->setProjectionMatrixAsOrtho(-1, 1, -1, 1, 0, 1);
}
// activity monitor (debugging)
if ( showActivity )
{
VBox* vbox = new VBox();
vbox->setBackColor( Color(Color::Black, 0.8) );
vbox->setHorizAlign( Control::ALIGN_RIGHT );
vbox->setVertAlign( Control::ALIGN_BOTTOM );
view->addEventHandler( new ActivityMonitorTool(vbox) );
canvas->addControl( vbox );
}
// Install an auto clip plane clamper
if ( useAutoClip )
{
mapNode->addCullCallback( new AutoClipPlaneCullCallback(mapNode) );
}
// Install logarithmic depth buffer on main camera
if ( useLogDepth )
{
OE_INFO << LC << "Activating logarithmic depth buffer (vertex-only) on main camera" << std::endl;
osgEarth::Util::LogarithmicDepthBuffer logDepth;
logDepth.setUseFragDepth( false );
logDepth.install( view->getCamera() );
}
else if ( useLogDepth2 )
{
OE_INFO << LC << "Activating logarithmic depth buffer (precise) on main camera" << std::endl;
osgEarth::Util::LogarithmicDepthBuffer logDepth;
logDepth.setUseFragDepth( true );
logDepth.install( view->getCamera() );
}
// Scan for images if necessary.
if ( !imageFolder.empty() )
{
std::vector<std::string> extensions;
if ( !imageExtensions.empty() )
StringTokenizer( imageExtensions, extensions, ",;", "", false, true );
if ( extensions.empty() )
extensions.push_back( "tif" );
OE_INFO << LC << "Loading images from " << imageFolder << "..." << std::endl;
ImageLayerVector imageLayers;
DataScanner scanner;
scanner.findImageLayers( imageFolder, extensions, imageLayers );
if ( imageLayers.size() > 0 )
{
mapNode->getMap()->beginUpdate();
for( ImageLayerVector::iterator i = imageLayers.begin(); i != imageLayers.end(); ++i )
{
mapNode->getMap()->addImageLayer( i->get() );
}
mapNode->getMap()->endUpdate();
}
OE_INFO << LC << "...found " << imageLayers.size() << " image layers." << std::endl;
}
// Install elevation morphing
if ( !lodBlendingConf.empty() )
{
mapNode->getTerrainEngine()->addEffect( new LODBlending(lodBlendingConf) );
}
// Install vertical scaler
if ( !vertScaleConf.empty() )
{
mapNode->getTerrainEngine()->addEffect( new VerticalScale(vertScaleConf) );
}
// Install a contour map effect.
if (args.read("--contourmap"))
{
mapNode->addExtension(Extension::create("contourmap", ConfigOptions()));
// with the cmdline switch, hids all the image layer so we can see the contour map.
for (unsigned i = 0; i < mapNode->getMap()->getNumImageLayers(); ++i) {
mapNode->getMap()->getImageLayerAt(i)->setVisible(false);
}
}
// Generic named value uniform with min/max.
VBox* uniformBox = 0L;
while( args.find( "--uniform" ) >= 0 )
{
std::string name;
float minval, maxval;
if ( args.read( "--uniform", name, minval, maxval ) )
{
if ( uniformBox == 0L )
{
uniformBox = new VBox();
uniformBox->setBackColor(0,0,0,0.5);
uniformBox->setAbsorbEvents( true );
canvas->addControl( uniformBox );
}
osg::Uniform* uniform = new osg::Uniform(osg::Uniform::FLOAT, name);
uniform->set( minval );
root->getOrCreateStateSet()->addUniform( uniform, osg::StateAttribute::OVERRIDE );
HBox* box = new HBox();
box->addControl( new LabelControl(name) );
HSliderControl* hs = box->addControl( new HSliderControl(minval, maxval, minval, new ApplyValueUniform(uniform)));
hs->setHorizFill(true, 200);
box->addControl( new LabelControl(hs) );
uniformBox->addControl( box );
OE_INFO << LC << "Installed uniform controller for " << name << std::endl;
}
}
// Map inspector:
if (args.read("--inspect"))
{
mapNode->addExtension( Extension::create("mapinspector", ConfigOptions()) );
}
// Memory monitor:
if (args.read("--monitor"))
{
mapNode->addExtension(Extension::create("monitor", ConfigOptions()) );
}
// Simple sky model:
if (args.read("--sky"))
{
mapNode->addExtension(Extension::create("sky_simple", ConfigOptions()) );
}
// Simple ocean model:
if (args.read("--ocean"))
{
mapNode->addExtension(Extension::create("ocean_simple", ConfigOptions()));
}
// Hook up the extensions!
for(std::vector<osg::ref_ptr<Extension> >::const_iterator eiter = mapNode->getExtensions().begin();
eiter != mapNode->getExtensions().end();
++eiter)
{
Extension* e = eiter->get();
// Check for a View interface:
ExtensionInterface<osg::View>* viewIF = ExtensionInterface<osg::View>::get( e );
if ( viewIF )
viewIF->connect( view );
// Check for a Control interface:
ExtensionInterface<Control>* controlIF = ExtensionInterface<Control>::get( e );
if ( controlIF )
controlIF->connect( mainContainer );
}
root->addChild( canvas );
}
void
MapNodeHelper::parse(MapNode* mapNode,
osg::ArgumentParser& args,
osgViewer::View* view,
osg::Group* root,
Control* userControl ) const
{
// this is a dubious move.
if ( !root )
root = mapNode;
// options to use for the load
osg::ref_ptr<osgDB::Options> dbOptions = Registry::instance()->cloneOrCreateOptions();
// parse out custom example arguments first:
bool useSky = args.read("--sky");
bool useOcean = args.read("--ocean");
bool useMGRS = args.read("--mgrs");
bool useDMS = args.read("--dms");
bool useDD = args.read("--dd");
bool useCoords = args.read("--coords") || useMGRS || useDMS || useDD;
bool useOrtho = args.read("--ortho");
bool useAutoClip = args.read("--autoclip");
float ambientBrightness = 0.2f;
args.read("--ambientBrightness", ambientBrightness);
std::string kmlFile;
args.read( "--kml", kmlFile );
std::string imageFolder;
args.read( "--images", imageFolder );
std::string imageExtensions;
args.read("--image-extensions", imageExtensions);
// install a canvas for any UI controls we plan to create:
ControlCanvas* canvas = ControlCanvas::get(view, false);
Container* mainContainer = canvas->addControl( new VBox() );
mainContainer->setAbsorbEvents( true );
mainContainer->setBackColor( Color(Color::Black, 0.8) );
mainContainer->setHorizAlign( Control::ALIGN_LEFT );
mainContainer->setVertAlign( Control::ALIGN_BOTTOM );
// install the user control:
if ( userControl )
mainContainer->addControl( userControl );
// look for external data in the map node:
const Config& externals = mapNode->externalConfig();
const Config& skyConf = externals.child("sky");
const Config& oceanConf = externals.child("ocean");
const Config& annoConf = externals.child("annotations");
const Config& declutterConf = externals.child("decluttering");
Config viewpointsConf = externals.child("viewpoints");
// some terrain effects.
const Config& normalMapConf = externals.child("normal_map");
const Config& detailTexConf = externals.child("detail_texture");
const Config& lodBlendingConf = externals.child("lod_blending");
const Config& vertScaleConf = externals.child("vertical_scale");
const Config& contourMapConf = externals.child("contour_map");
// backwards-compatibility: read viewpoints at the top level:
const ConfigSet& old_viewpoints = externals.children("viewpoint");
for( ConfigSet::const_iterator i = old_viewpoints.begin(); i != old_viewpoints.end(); ++i )
viewpointsConf.add( *i );
// Loading a viewpoint list from the earth file:
if ( !viewpointsConf.empty() )
{
std::vector<Viewpoint> viewpoints;
const ConfigSet& children = viewpointsConf.children();
if ( children.size() > 0 )
{
for( ConfigSet::const_iterator i = children.begin(); i != children.end(); ++i )
{
viewpoints.push_back( Viewpoint(*i) );
}
}
if ( viewpoints.size() > 0 )
{
Control* c = ViewpointControlFactory().create(viewpoints, view);
if ( c )
mainContainer->addControl( c );
}
}
// Adding a sky model:
if ( useSky || !skyConf.empty() )
{
double hours = skyConf.value( "hours", 12.0 );
SkyNode* sky = new SkyNode( mapNode->getMap() );
sky->setAmbientBrightness( ambientBrightness );
sky->setDateTime( DateTime(2011, 3, 6, hours) );
sky->attach( view );
root->addChild( sky );
Control* c = SkyControlFactory().create(sky, view);
if ( c )
mainContainer->addControl( c );
}
// Adding an ocean model:
if ( useOcean || !oceanConf.empty() )
{
OceanSurfaceNode* ocean = new OceanSurfaceNode( mapNode, oceanConf );
if ( ocean )
{
root->addChild( ocean );
Control* c = OceanControlFactory().create(ocean, view);
if ( c )
mainContainer->addControl(c);
}
}
// Loading KML from the command line:
if ( !kmlFile.empty() )
{
KMLOptions kml_options;
kml_options.declutter() = true;
// set up a default icon for point placemarks:
IconSymbol* defaultIcon = new IconSymbol();
defaultIcon->url()->setLiteral(KML_PUSHPIN_URL);
kml_options.defaultIconSymbol() = defaultIcon;
osg::Node* kml = KML::load( URI(kmlFile), mapNode, kml_options );
if ( kml )
{
Control* c = AnnotationGraphControlFactory().create(kml, view);
if ( c )
{
c->setVertAlign( Control::ALIGN_TOP );
canvas->addControl( c );
}
root->addChild( kml );
}
}
// Annotations in the map node externals:
if ( !annoConf.empty() )
{
osg::Group* annotations = 0L;
AnnotationRegistry::instance()->create( mapNode, annoConf, dbOptions.get(), annotations );
if ( annotations )
{
root->addChild( annotations );
}
}
// Configure the de-cluttering engine for labels and annotations:
if ( !declutterConf.empty() )
{
Decluttering::setOptions( DeclutteringOptions(declutterConf) );
}
// Configure the mouse coordinate readout:
if ( useCoords )
{
LabelControl* readout = new LabelControl();
readout->setBackColor( Color(Color::Black, 0.8) );
readout->setHorizAlign( Control::ALIGN_RIGHT );
readout->setVertAlign( Control::ALIGN_BOTTOM );
Formatter* formatter =
useMGRS ? (Formatter*)new MGRSFormatter(MGRSFormatter::PRECISION_1M, 0L, MGRSFormatter::USE_SPACES) :
useDMS ? (Formatter*)new LatLongFormatter(LatLongFormatter::FORMAT_DEGREES_MINUTES_SECONDS) :
useDD ? (Formatter*)new LatLongFormatter(LatLongFormatter::FORMAT_DECIMAL_DEGREES) :
0L;
MouseCoordsTool* mcTool = new MouseCoordsTool( mapNode );
mcTool->addCallback( new MouseCoordsLabelCallback(readout, formatter) );
view->addEventHandler( mcTool );
canvas->addControl( readout );
}
// Configure for an ortho camera:
if ( useOrtho )
{
EarthManipulator* manip = dynamic_cast<EarthManipulator*>(view->getCameraManipulator());
if ( manip )
{
manip->getSettings()->setCameraProjection( EarthManipulator::PROJ_ORTHOGRAPHIC );
}
}
// Install an auto clip plane clamper
if ( useAutoClip )
{
mapNode->addCullCallback( new AutoClipPlaneCullCallback(mapNode) );
}
// Scan for images if necessary.
if ( !imageFolder.empty() )
{
std::vector<std::string> extensions;
if ( !imageExtensions.empty() )
StringTokenizer( imageExtensions, extensions, ",;", "", false, true );
if ( extensions.empty() )
extensions.push_back( "tif" );
OE_INFO << LC << "Loading images from " << imageFolder << "..." << std::endl;
ImageLayerVector imageLayers;
DataScanner scanner;
scanner.findImageLayers( imageFolder, extensions, imageLayers );
if ( imageLayers.size() > 0 )
{
mapNode->getMap()->beginUpdate();
for( ImageLayerVector::iterator i = imageLayers.begin(); i != imageLayers.end(); ++i )
{
mapNode->getMap()->addImageLayer( i->get() );
}
mapNode->getMap()->endUpdate();
}
OE_INFO << LC << "...found " << imageLayers.size() << " image layers." << std::endl;
}
// Install a normal map layer.
if ( !normalMapConf.empty() )
{
osg::ref_ptr<NormalMap> effect = new NormalMap(normalMapConf, mapNode->getMap());
if ( effect->getNormalMapLayer() )
{
mapNode->getTerrainEngine()->addEffect( effect.get() );
}
}
// Install a detail texturer
if ( !detailTexConf.empty() )
{
osg::ref_ptr<DetailTexture> effect = new DetailTexture(detailTexConf);
if ( effect->getImage() )
{
mapNode->getTerrainEngine()->addEffect( effect.get() );
}
}
// Install elevation morphing
if ( !lodBlendingConf.empty() )
{
mapNode->getTerrainEngine()->addEffect( new LODBlending(lodBlendingConf) );
}
// Install vertical scaler
if ( !vertScaleConf.empty() )
{
mapNode->getTerrainEngine()->addEffect( new VerticalScale(vertScaleConf) );
}
// Install a contour map effect.
if ( !contourMapConf.empty() )
{
mapNode->getTerrainEngine()->addEffect( new ContourMap(contourMapConf) );
}
// Generic named value uniform with min/max.
VBox* uniformBox = 0L;
while( args.find( "--uniform" ) >= 0 )
{
std::string name;
float minval, maxval;
if ( args.read( "--uniform", name, minval, maxval ) )
{
if ( uniformBox == 0L )
{
uniformBox = new VBox();
uniformBox->setBackColor(0,0,0,0.5);
uniformBox->setAbsorbEvents( true );
canvas->addControl( uniformBox );
}
osg::Uniform* uniform = new osg::Uniform(osg::Uniform::FLOAT, name);
uniform->set( minval );
root->getOrCreateStateSet()->addUniform( uniform, osg::StateAttribute::OVERRIDE );
HBox* box = new HBox();
box->addControl( new LabelControl(name) );
HSliderControl* hs = box->addControl( new HSliderControl(minval, maxval, minval, new ApplyValueUniform(uniform)));
hs->setHorizFill(true, 200);
box->addControl( new LabelControl(hs) );
uniformBox->addControl( box );
OE_INFO << LC << "Installed uniform controller for " << name << std::endl;
}
}
root->addChild( canvas );
}
void
MapNodeHelper::parse(MapNode* mapNode,
osg::ArgumentParser& args,
osgViewer::View* view,
osg::Group* root,
Control* userControl ) const
{
// this is a dubious move.
if ( !root )
root = mapNode;
// options to use for the load
osg::ref_ptr<osgDB::Options> dbOptions = Registry::instance()->cloneOrCreateOptions();
// parse out custom example arguments first:
bool useSky = args.read("--sky");
bool useOcean = args.read("--ocean");
bool useMGRS = args.read("--mgrs");
bool useDMS = args.read("--dms");
bool useDD = args.read("--dd");
bool useCoords = args.read("--coords") || useMGRS || useDMS || useDD;
bool useOrtho = args.read("--ortho");
bool useAutoClip = args.read("--autoclip");
float ambientBrightness = 0.4f;
args.read("--ambientBrightness", ambientBrightness);
std::string kmlFile;
args.read( "--kml", kmlFile );
// install a canvas for any UI controls we plan to create:
ControlCanvas* canvas = ControlCanvas::get(view, false);
Container* mainContainer = canvas->addControl( new VBox() );
mainContainer->setBackColor( Color(Color::Black, 0.8) );
mainContainer->setHorizAlign( Control::ALIGN_LEFT );
mainContainer->setVertAlign( Control::ALIGN_BOTTOM );
// install the user control:
if ( userControl )
mainContainer->addControl( userControl );
// look for external data in the map node:
const Config& externals = mapNode->externalConfig();
const Config& skyConf = externals.child("sky");
const Config& oceanConf = externals.child("ocean");
const Config& annoConf = externals.child("annotations");
const Config& declutterConf = externals.child("decluttering");
Config viewpointsConf = externals.child("viewpoints");
// backwards-compatibility: read viewpoints at the top level:
const ConfigSet& old_viewpoints = externals.children("viewpoint");
for( ConfigSet::const_iterator i = old_viewpoints.begin(); i != old_viewpoints.end(); ++i )
viewpointsConf.add( *i );
// Loading a viewpoint list from the earth file:
if ( !viewpointsConf.empty() )
{
std::vector<Viewpoint> viewpoints;
const ConfigSet& children = viewpointsConf.children();
if ( children.size() > 0 )
{
for( ConfigSet::const_iterator i = children.begin(); i != children.end(); ++i )
{
viewpoints.push_back( Viewpoint(*i) );
}
}
if ( viewpoints.size() > 0 )
{
Control* c = ViewpointControlFactory().create(viewpoints, view);
if ( c )
mainContainer->addControl( c );
}
}
// Adding a sky model:
if ( useSky || !skyConf.empty() )
{
double hours = skyConf.value( "hours", 12.0 );
SkyNode* sky = new SkyNode( mapNode->getMap() );
sky->setAmbientBrightness( ambientBrightness );
sky->setDateTime( 2011, 3, 6, hours );
sky->attach( view );
root->addChild( sky );
Control* c = SkyControlFactory().create(sky, view);
if ( c )
mainContainer->addControl( c );
}
// Adding an ocean model:
if ( useOcean || !oceanConf.empty() )
{
OceanSurfaceNode* ocean = new OceanSurfaceNode( mapNode, oceanConf );
if ( ocean )
{
root->addChild( ocean );
Control* c = OceanControlFactory().create(ocean, view);
if ( c )
mainContainer->addControl(c);
}
}
// Loading KML from the command line:
if ( !kmlFile.empty() )
{
KMLOptions kml_options;
kml_options.declutter() = true;
// set up a default icon for point placemarks:
IconSymbol* defaultIcon = new IconSymbol();
defaultIcon->url()->setLiteral(KML_PUSHPIN_URL);
kml_options.defaultIconSymbol() = defaultIcon;
osg::Node* kml = KML::load( URI(kmlFile), mapNode, kml_options );
if ( kml )
{
Control* c = AnnotationGraphControlFactory().create(kml, view);
if ( c )
{
c->setVertAlign( Control::ALIGN_TOP );
canvas->addControl( c );
}
root->addChild( kml );
}
}
// Annotations in the map node externals:
if ( !annoConf.empty() )
{
osg::Group* annotations = 0L;
AnnotationRegistry::instance()->create( mapNode, annoConf, dbOptions.get(), annotations );
if ( annotations )
{
root->addChild( annotations );
}
}
// Configure the de-cluttering engine for labels and annotations:
if ( !declutterConf.empty() )
{
Decluttering::setOptions( DeclutteringOptions(declutterConf) );
}
// Configure the mouse coordinate readout:
if ( useCoords )
{
LabelControl* readout = new LabelControl();
readout->setBackColor( Color(Color::Black, 0.8) );
readout->setHorizAlign( Control::ALIGN_RIGHT );
readout->setVertAlign( Control::ALIGN_BOTTOM );
Formatter* formatter =
useMGRS ? (Formatter*)new MGRSFormatter(MGRSFormatter::PRECISION_1M, 0L, MGRSFormatter::USE_SPACES) :
useDMS ? (Formatter*)new LatLongFormatter(LatLongFormatter::FORMAT_DEGREES_MINUTES_SECONDS) :
useDD ? (Formatter*)new LatLongFormatter(LatLongFormatter::FORMAT_DECIMAL_DEGREES) :
0L;
MouseCoordsTool* mcTool = new MouseCoordsTool( mapNode );
mcTool->addCallback( new MouseCoordsLabelCallback(readout, formatter) );
view->addEventHandler( mcTool );
canvas->addControl( readout );
}
// Configure for an ortho camera:
if ( useOrtho )
{
EarthManipulator* manip = dynamic_cast<EarthManipulator*>(view->getCameraManipulator());
if ( manip )
{
manip->getSettings()->setCameraProjection( EarthManipulator::PROJ_ORTHOGRAPHIC );
}
}
// Install an auto clip plane clamper
if ( useAutoClip )
{
#if 0
HorizonClipNode* hcn = new HorizonClipNode( mapNode );
if ( mapNode->getNumParents() == 1 )
{
osg::Group* parent = mapNode->getParent(0);
hcn->addChild( mapNode );
parent->replaceChild( mapNode, hcn );
}
#else
mapNode->addCullCallback( new AutoClipPlaneCullCallback(mapNode) );
#endif
}
root->addChild( canvas );
}