/**
* Creates a simple user interface for the demo.
*/
Container* createUI()
{
VBox* vbox = new VBox();
vbox->setVertAlign( Control::ALIGN_TOP );
vbox->setHorizAlign( Control::ALIGN_RIGHT );
vbox->addControl( new LabelControl("Feature Query Demo", Color::Yellow) );
vbox->addControl( new LabelControl("Click on a feature to see its attributes.") );
return vbox;
}
int
main(int argc, char** argv)
{
osg::ArgumentParser arguments(&argc,argv);
if ( arguments.read("--stencil") )
osg::DisplaySettings::instance()->setMinimumNumStencilBits( 8 );
// a basic OSG viewer
osgViewer::Viewer viewer(arguments);
// install our default manipulator (do this before using MapNodeHelper)
viewer.setCameraManipulator( new EarthManipulator() );
// load an earth file, and support all or our example command-line options
// and earth file <external> tags
osg::Group* root = MapNodeHelper().load( arguments, &viewer, createUI() );
if ( root )
{
viewer.setSceneData( root );
// configure the near/far so we don't clip things that are up close
viewer.getCamera()->setNearFarRatio(0.00002);
// add some stock OSG handlers:
viewer.addEventHandler(new osgViewer::StatsHandler());
viewer.addEventHandler(new osgViewer::WindowSizeHandler());
viewer.addEventHandler(new osgViewer::ThreadingHandler());
viewer.addEventHandler(new osgViewer::LODScaleHandler());
viewer.addEventHandler(new osgGA::StateSetManipulator(viewer.getCamera()->getOrCreateStateSet()));
MapNode* mapNode = MapNode::findMapNode( root );
if ( mapNode )
{
FeatureQueryTool* tool = new FeatureQueryTool( mapNode );
viewer.addEventHandler( tool );
VBox* readout = ControlCanvas::getOrCreate(&viewer)->addControl( new VBox() );
readout->setHorizAlign( Control::ALIGN_RIGHT );
readout->setBackColor( Color(Color::Black,0.8) );
tool->addCallback( new FeatureReadoutCallback(readout) );
tool->addCallback( new FeatureHighlightCallback() );
}
return viewer.run();
}
else
{
OE_NOTICE
<< "\nUsage: " << argv[0] << " file.earth" << std::endl
<< MapNodeHelper().usage() << std::endl;
}
}
void
MapNodeHelper::parse(MapNode* mapNode,
osg::ArgumentParser& args,
osgViewer::View* view,
osg::Group* root,
LabelControl* userLabel ) const
{
VBox* vbox = new VBox();
vbox->setAbsorbEvents( true );
vbox->setBackColor( Color(Color::Black, 0.8) );
vbox->setHorizAlign( Control::ALIGN_LEFT );
vbox->setVertAlign( Control::ALIGN_BOTTOM );
vbox->addControl( userLabel );
parse(mapNode, args, view, root, vbox);
}
void
createControls( ControlCanvas* cs )
{
// a container centered on the screen, containing an image and a text label.
{
VBox* center = new VBox();
center->setFrame( new RoundedFrame() );
center->getFrame()->setBackColor( 1,1,1,0.5 );
center->setPadding( 10 );
center->setHorizAlign( Control::ALIGN_CENTER );
center->setVertAlign( Control::ALIGN_CENTER );
// Add an image:
osg::ref_ptr<osg::Image> image = osgDB::readImageFile("http://demo.pelicanmapping.com/rmweb/readymap_logo.png");
if ( image.valid() )
{
s_imageControl = new ImageControl( image.get() );
s_imageControl->setHorizAlign( Control::ALIGN_CENTER );
s_imageControl->setFixSizeForRotation( true );
//imageCon->addEventHandler( new ImageRotationHandler );
center->addControl( s_imageControl );
center->setHorizAlign( Control::ALIGN_CENTER );
}
// Add a text label:
LabelControl* label = new LabelControl( "osgEarth Controls Toolkit" );
label->setFont( osgEarth::Registry::instance()->getDefaultFont() );
label->setFontSize( 24.0f );
label->setHorizAlign( Control::ALIGN_CENTER );
label->setMargin( 5 );
center->addControl( label );
// Rotation slider
HBox* rotateBox = new HBox();
rotateBox->setChildVertAlign( Control::ALIGN_CENTER );
rotateBox->setHorizFill( true );
rotateBox->setBackColor( Color::Blue );
{
rotateBox->addControl( new LabelControl("Rotate: ") );
HSliderControl* rotateSlider = new HSliderControl( -180.0, 180.0, 0.0 );
rotateSlider->addEventHandler( new RotateImage() );
rotateSlider->setHeight( 8.0f );
rotateSlider->setHorizFill( true );
rotateBox->addControl( rotateSlider );
}
center->addControl( rotateBox );
cs->addControl( center );
}
// a simple vbox with absolute positioning in the upper left with two text labels.
{
VBox* ul = new VBox();
ul->setPosition( 20, 20 );
ul->setPadding( 10 );
{
LabelControl* title = new LabelControl( "Upper left control", 22, osg::Vec4f(1,1,0,1) );
ul->addControl( title );
LabelControl* content = new LabelControl( "Here is some text in the upper left control" );
ul->addControl( content );
HBox* c2 = new HBox();
c2->setChildSpacing( 10 );
{
HSliderControl* slider = new HSliderControl( 0, 100 );
slider->setBackColor( .6,0,0,1 );
slider->setHeight( 25 );
slider->setWidth( 300 );
slider->addEventHandler( new MySliderHandler() );
c2->addControl( slider );
s_sliderLabel = new LabelControl();
s_sliderLabel->setVertAlign( Control::ALIGN_CENTER );
c2->addControl( s_sliderLabel );
}
ul->addControl( c2 );
HBox* c3 = new HBox();
c3->setHorizAlign( Control::ALIGN_CENTER );
c3->setChildSpacing( 10 );
{
HBox* c4 = new HBox();
c4->setChildSpacing( 5 );
{
c4->addControl( new CheckBoxControl( true ) );
c4->addControl( new LabelControl( "Checkbox 1" ) );
}
c3->addControl( c4 );
HBox* c5 = new HBox();
c5->setChildSpacing( 5 );
{
c5->addControl( new CheckBoxControl( false ) );
c5->addControl( new LabelControl( "Checkbox 2" ) );
}
c3->addControl( c5 );
}
ul->addControl( c3 );
}
cs->addControl( ul );
ul->addEventHandler( new MyClickHandler );
}
// a centered hbox container along the bottom on the screen.
{
HBox* bottom = new HBox();
bottom->setFrame( new RoundedFrame() );
bottom->getFrame()->setBackColor(0,0,0,0.5);
bottom->setMargin( 10 );
bottom->setChildSpacing( 145 );
bottom->setVertAlign( Control::ALIGN_BOTTOM );
bottom->setHorizAlign( Control::ALIGN_CENTER );
for( int i=0; i<4; ++i )
{
LabelControl* label = new LabelControl();
std::stringstream buf;
buf << "Label_" << i;
std::string str;
str = buf.str();
label->setText( str );
label->setMargin( 10 );
label->setBackColor( 1,1,1,0.4 );
bottom->addControl( label );
label->setActiveColor(1,.3,.3,1);
label->addEventHandler( new MyClickHandler );
}
cs->addControl( bottom );
}
}
void
createControls( ControlCanvas* cs )
{
// a container centered on the screen, containing an image and a text label.
{
VBox* center = new VBox();
center->setFrame( new RoundedFrame() );
center->getFrame()->setBackColor( 1,1,1,0.5 );
center->setPadding( 10 );
center->setHorizAlign( Control::ALIGN_CENTER );
center->setVertAlign( Control::ALIGN_CENTER );
// Add an image:
osg::Image* image = osgDB::readImageFile( "http://osgearth.org/chrome/site/osgearth.gif" );
if ( image ) {
ImageControl* imageCon = new ImageControl( image );
imageCon->setHorizAlign( Control::ALIGN_CENTER );
imageCon->setFixSizeForRotation( true );
imageCon->addEventHandler( new ImageRotationHandler );
center->addControl( imageCon );
center->setHorizAlign( Control::ALIGN_CENTER );
}
// Add a text label:
LabelControl* label = new LabelControl( "osgEarth Controls Toolkit" );
label->setFont( osgText::readFontFile( "arialbd.ttf" ) );
label->setFontSize( 24.0f );
label->setHorizAlign( Control::ALIGN_CENTER );
label->setMargin( 5 );
center->addControl( label );
// Add another
LabelControl* label2 = new LabelControl( "(Click the osgEarth logo to rotate it)" );
label2->setHorizAlign( Control::ALIGN_CENTER );
center->addControl( label2 );
cs->addControl( center );
}
// a simple vbox with absolute positioning in the upper left with two text labels.
{
VBox* ul = new VBox();
ul->setFrame( new Frame() );
ul->setPosition( 20, 20 );
ul->setPadding( 10 );
{
LabelControl* title = new LabelControl( "Upper left control", 22, osg::Vec4f(1,1,0,1) );
ul->addControl( title );
LabelControl* content = new LabelControl( "Here is some text in the upper left control" );
ul->addControl( content );
HBox* c2 = new HBox();
c2->setSpacing( 10 );
{
HSliderControl* slider = new HSliderControl( 0, 100 );
slider->setBackColor( .6,0,0,1 );
slider->setHeight( 25 );
slider->setWidth( 300 );
slider->addEventHandler( new MySliderHandler() );
c2->addControl( slider );
s_sliderLabel = new LabelControl();
s_sliderLabel->setVertAlign( Control::ALIGN_CENTER );
c2->addControl( s_sliderLabel );
}
ul->addControl( c2 );
HBox* c3 = new HBox();
c3->setHorizAlign( Control::ALIGN_CENTER );
c3->setSpacing( 10 );
{
HBox* c4 = new HBox();
c4->setSpacing( 5 );
{
c4->addControl( new CheckBoxControl( true ) );
c4->addControl( new LabelControl( "Checkbox 1" ) );
}
c3->addControl( c4 );
HBox* c5 = new HBox();
c5->setSpacing( 5 );
{
c5->addControl( new CheckBoxControl( false ) );
c5->addControl( new LabelControl( "Checkbox 2" ) );
}
c3->addControl( c5 );
}
ul->addControl( c3 );
}
cs->addControl( ul );
ul->addEventHandler( new MyClickHandler );
}
// a centered hbox container along the bottom on the screen.
{
HBox* bottom = new HBox();
bottom->setFrame( new RoundedFrame() );
bottom->getFrame()->setBackColor(0,0,0,0.5);
bottom->setMargin( 10 );
bottom->setSpacing( 145 );
bottom->setVertAlign( Control::ALIGN_BOTTOM );
bottom->setHorizAlign( Control::ALIGN_CENTER );
for( int i=0; i<4; ++i )
{
LabelControl* label = new LabelControl();
std::stringstream buf;
buf << "Label_" << i;
label->setText( buf.str() );
label->setMargin( 10 );
label->setBackColor( 1,1,1,0.4 );
bottom->addControl( label );
label->setActiveColor(1,.3,.3,1);
label->addEventHandler( new MyClickHandler );
}
cs->addControl( bottom );
}
}
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 );
}
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 GlobePlugin::setupControls()
{
std::string imgDir = QDir::cleanPath( QgsApplication::pkgDataPath() + "/globe/gui" ).toStdString();
//MOVE CONTROLS
//Horizontal container
HBox* moveHControls = new HBox();
moveHControls->setFrame( new RoundedFrame() );
moveHControls->getFrame()->setBackColor( 1, 1, 1, 0.5 );
moveHControls->setMargin( 0 );
//moveHControls->setChildSpacing( 47 );
moveHControls->setVertAlign( Control::ALIGN_CENTER );
moveHControls->setHorizAlign( Control::ALIGN_CENTER );
moveHControls->setPosition( 5, 30 );
moveHControls->setPadding( 6 );
osgEarth::Util::EarthManipulator* manip = dynamic_cast<osgEarth::Util::EarthManipulator*>( viewer.getCameraManipulator() );
//Move Left
osg::Image* moveLeftImg = osgDB::readImageFile( imgDir + "/move-left.png" );
ImageControl* moveLeft = new NavigationControl( moveLeftImg );
moveLeft->addEventHandler( new PanControlHandler( manip, -MOVE_OFFSET, 0 ) );
//Move Right
osg::Image* moveRightImg = osgDB::readImageFile( imgDir + "/move-right.png" );
ImageControl* moveRight = new NavigationControl( moveRightImg );
moveRight->addEventHandler( new PanControlHandler( manip, MOVE_OFFSET, 0 ) );
//Vertical container
VBox* moveVControls = new VBox();
moveVControls->setFrame( new RoundedFrame() );
moveVControls->getFrame()->setBackColor( 1, 1, 1, 0.5 );
moveVControls->setMargin( 0 );
//moveVControls->setChildSpacing( 36 );
moveVControls->setVertAlign( Control::ALIGN_CENTER );
moveVControls->setHorizAlign( Control::ALIGN_CENTER );
moveVControls->setPosition( 35, 5 );
moveVControls->setPadding( 6 );
//Move Up
osg::Image* moveUpImg = osgDB::readImageFile( imgDir + "/move-up.png" );
ImageControl* moveUp = new NavigationControl( moveUpImg );
moveUp->addEventHandler( new PanControlHandler( manip, 0, MOVE_OFFSET ) );
//Move Down
osg::Image* moveDownImg = osgDB::readImageFile( imgDir + "/move-down.png" );
ImageControl* moveDown = new NavigationControl( moveDownImg );
moveDown->addEventHandler( new PanControlHandler( manip, 0, -MOVE_OFFSET ) );
//add controls to moveControls group
moveHControls->addControl( moveLeft );
moveHControls->addControl( moveRight );
moveVControls->addControl( moveUp );
moveVControls->addControl( moveDown );
//END MOVE CONTROLS
//ROTATE CONTROLS
//Horizontal container
HBox* rotateControls = new HBox();
rotateControls->setFrame( new RoundedFrame() );
rotateControls->getFrame()->setBackColor( 1, 1, 1, 0.5 );
rotateControls->setMargin( 0 );
//rotateControls->setChildSpacing( 10 );
rotateControls->setVertAlign( Control::ALIGN_CENTER );
rotateControls->setHorizAlign( Control::ALIGN_CENTER );
rotateControls->setPosition( 5, 113 );
rotateControls->setPadding( 6 );
//Rotate CCW
osg::Image* rotateCCWImg = osgDB::readImageFile( imgDir + "/rotate-ccw.png" );
ImageControl* rotateCCW = new NavigationControl( rotateCCWImg );
rotateCCW->addEventHandler( new RotateControlHandler( manip, MOVE_OFFSET, 0 ) );
//Rotate CW
osg::Image* rotateCWImg = osgDB::readImageFile( imgDir + "/rotate-cw.png" );
ImageControl* rotateCW = new NavigationControl( rotateCWImg );
rotateCW->addEventHandler( new RotateControlHandler( manip, -MOVE_OFFSET , 0 ) );
//Rotate Reset
osg::Image* rotateResetImg = osgDB::readImageFile( imgDir + "/rotate-reset.png" );
ImageControl* rotateReset = new NavigationControl( rotateResetImg );
rotateReset->addEventHandler( new RotateControlHandler( manip, 0, 0 ) );
//add controls to rotateControls group
rotateControls->addControl( rotateCCW );
rotateControls->addControl( rotateReset );
rotateControls->addControl( rotateCW );
//END ROTATE CONTROLS
//TILT CONTROLS
//Vertical container
VBox* tiltControls = new VBox();
tiltControls->setFrame( new RoundedFrame() );
tiltControls->getFrame()->setBackColor( 1, 1, 1, 0.5 );
tiltControls->setMargin( 0 );
//tiltControls->setChildSpacing( 30 );
tiltControls->setVertAlign( Control::ALIGN_CENTER );
tiltControls->setHorizAlign( Control::ALIGN_CENTER );
tiltControls->setPosition( 35, 90 );
tiltControls->setPadding( 6 );
//tilt Up
osg::Image* tiltUpImg = osgDB::readImageFile( imgDir + "/tilt-up.png" );
ImageControl* tiltUp = new NavigationControl( tiltUpImg );
tiltUp->addEventHandler( new RotateControlHandler( manip, 0, MOVE_OFFSET ) );
//tilt Down
osg::Image* tiltDownImg = osgDB::readImageFile( imgDir + "/tilt-down.png" );
ImageControl* tiltDown = new NavigationControl( tiltDownImg );
tiltDown->addEventHandler( new RotateControlHandler( manip, 0, -MOVE_OFFSET ) );
//add controls to tiltControls group
tiltControls->addControl( tiltUp );
tiltControls->addControl( tiltDown );
//END TILT CONTROLS
//ZOOM CONTROLS
//Vertical container
VBox* zoomControls = new VBox();
zoomControls->setFrame( new RoundedFrame() );
zoomControls->getFrame()->setBackColor( 1, 1, 1, 0.5 );
zoomControls->setMargin( 0 );
//zoomControls->setChildSpacing( 5 );
zoomControls->setVertAlign( Control::ALIGN_CENTER );
zoomControls->setHorizAlign( Control::ALIGN_CENTER );
zoomControls->setPosition( 35, 170 );
zoomControls->setPadding( 6 );
//Zoom In
osg::Image* zoomInImg = osgDB::readImageFile( imgDir + "/zoom-in.png" );
ImageControl* zoomIn = new NavigationControl( zoomInImg );
zoomIn->addEventHandler( new ZoomControlHandler( manip, 0, -MOVE_OFFSET ) );
//Zoom Out
osg::Image* zoomOutImg = osgDB::readImageFile( imgDir + "/zoom-out.png" );
ImageControl* zoomOut = new NavigationControl( zoomOutImg );
zoomOut->addEventHandler( new ZoomControlHandler( manip, 0, MOVE_OFFSET ) );
//add controls to zoomControls group
zoomControls->addControl( zoomIn );
zoomControls->addControl( zoomOut );
//END ZOOM CONTROLS
//EXTRA CONTROLS
//Horizontal container
HBox* extraControls = new HBox();
extraControls->setFrame( new RoundedFrame() );
extraControls->getFrame()->setBackColor( 1, 1, 1, 0.5 );
extraControls->setMargin( 0 );
//extraControls->setChildSpacing( 10 );
extraControls->setVertAlign( Control::ALIGN_CENTER );
extraControls->setHorizAlign( Control::ALIGN_CENTER );
extraControls->setPosition( 5, 220 );
extraControls->setPadding( 6 );
//Sync Extent
osg::Image* extraSyncImg = osgDB::readImageFile( imgDir + "/sync-extent.png" );
ImageControl* extraSync = new NavigationControl( extraSyncImg );
extraSync->addEventHandler( new SyncExtentControlHandler( this ) );
//Zoom Reset
osg::Image* extraHomeImg = osgDB::readImageFile( imgDir + "/zoom-home.png" );
ImageControl* extraHome = new NavigationControl( extraHomeImg );
extraHome->addEventHandler( new HomeControlHandler( manip ) );
//refresh layers
osg::Image* extraRefreshImg = osgDB::readImageFile( imgDir + "/refresh-view.png" );
ImageControl* extraRefresh = new NavigationControl( extraRefreshImg );
extraRefresh->addEventHandler( new RefreshControlHandler( this ) );
//add controls to extraControls group
extraControls->addControl( extraSync );
extraControls->addControl( extraHome );
extraControls->addControl( extraRefresh );
//END EXTRA CONTROLS
//add controls groups to canavas
mControlCanvas->addControl( moveHControls );
mControlCanvas->addControl( moveVControls );
mControlCanvas->addControl( tiltControls );
mControlCanvas->addControl( rotateControls );
mControlCanvas->addControl( zoomControls );
mControlCanvas->addControl( extraControls );
}
int
main(int argc, char** argv)
{
// allocate pager threads based on CPU configuration.
int cores = Registry::capabilities().getNumProcessors();
osg::DisplaySettings::instance()->setNumOfDatabaseThreadsHint( osg::clampAbove(cores, 2) );
osg::DisplaySettings::instance()->setNumOfHttpDatabaseThreadsHint( osg::clampAbove(cores/2, 1) );
// parse the command line.
osg::ArgumentParser arguments(&argc,argv);
osgViewer::Viewer viewer(arguments);
// set up the motion model.
viewer.setCameraManipulator( new EarthManipulator() );
// simple UI.
VBox* vbox = new VBox();
vbox->setMargin( 3 );
vbox->setChildSpacing( 5 );
vbox->setAbsorbEvents( true );
vbox->setHorizAlign( Control::ALIGN_RIGHT );
vbox->setVertAlign ( Control::ALIGN_BOTTOM );
// Control instructions:
Grid* grid = vbox->addControl( new Grid() );
grid->setControl( 0, 0, new LabelControl("Pan:"));
grid->setControl( 1, 0, new LabelControl("Left mouse"));
grid->setControl( 0, 1, new LabelControl("Zoom:"));
grid->setControl( 1, 1, new LabelControl("Right mouse / scroll"));
grid->setControl( 0, 2, new LabelControl("Rotate:") );
grid->setControl( 1, 2, new LabelControl("Middle mouse"));
grid->setControl( 0, 3, new LabelControl("Go to:"));
grid->setControl( 1, 3, new LabelControl("Double-click"));
ControlCanvas::getOrCreate(&viewer)->addControl(vbox);
// Load an earth file
osg::Node* node = MapNodeHelper().load(arguments, &viewer);
if ( !node )
return usage( "Failed to load earth file." );
viewer.setSceneData( node );
#ifdef Q_WS_X11
// required for multi-threaded viewer on linux:
XInitThreads();
#endif
QApplication app(argc, argv);
QWidget* viewerWidget = new ViewerWidget( &viewer );
QMainWindow win;
win.setWindowTitle( "osgEarth -- The #1 Open Source Terrain SDK for Mission-Critical Applications" );
win.setCentralWidget( viewerWidget );
win.setGeometry(100, 100, 1024, 800);
win.statusBar()->showMessage(QString("osgEarth. Copyright 2014 Pelican Mapping. Please visit http://osgearth.org"));
win.show();
app.exec();
}