int main(int argc, char** argv)
{
osg::ArgumentParser arguments(&argc,argv);
if (arguments.read("--help") || argc==1)
{
OE_WARN << "Usage: " << argv[0] << " [earthFile] [--model modelToLoad]"
<< std::endl;
return 0;
}
osgViewer::Viewer viewer(arguments);
// install the programmable manipulator.
EarthManipulator* manip = new EarthManipulator();
viewer.setCameraManipulator( manip );
// UI:
Control* help = createHelp(&viewer);
osg::Node* earthNode = MapNodeHelper().load( arguments, &viewer, help );
if (!earthNode)
{
OE_WARN << "Unable to load earth model." << std::endl;
return -1;
}
osg::Group* root = new osg::Group();
root->addChild( earthNode );
osgEarth::MapNode* mapNode = osgEarth::MapNode::findMapNode( earthNode );
if ( mapNode )
{
if ( mapNode )
manip->setNode( mapNode->getTerrainEngine() );
if ( mapNode->getMap()->isGeocentric() )
{
manip->setHomeViewpoint(
Viewpoint( osg::Vec3d( -90, 0, 0 ), 0.0, -90.0, 5e7 ) );
}
}
// user model?
osg::Node* model = 0L;
std::string modelFile;
if (arguments.read("--model", modelFile))
model = osgDB::readNodeFile(modelFile);
// Simulator for tethering:
viewer.addEventHandler( new Simulator(root, manip, mapNode, model) );
manip->getSettings()->getBreakTetherActions().push_back( EarthManipulator::ACTION_PAN );
manip->getSettings()->getBreakTetherActions().push_back( EarthManipulator::ACTION_GOTO );
viewer.setSceneData( root );
manip->getSettings()->bindMouse(
EarthManipulator::ACTION_EARTH_DRAG,
osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON,
osgGA::GUIEventAdapter::MODKEY_SHIFT );
manip->getSettings()->setArcViewpointTransitions( true );
viewer.addEventHandler(new FlyToViewpointHandler( manip ));
viewer.addEventHandler(new LockAzimuthHandler('u', manip));
viewer.addEventHandler(new ToggleProjectionHandler('c', manip));
viewer.addEventHandler(new ToggleArcViewpointTransitionsHandler('a', manip));
viewer.addEventHandler(new ToggleThrowingHandler('z', manip));
while(!viewer.done())
{
viewer.frame();
// simulate slow frame rate
//OpenThreads::Thread::microSleep(1000*1000);
}
return 0;
}
int main(int argc, char** argv)
{
osg::ArgumentParser arguments(&argc,argv);
osg::DisplaySettings::instance()->setMinimumNumStencilBits( 8 );
// install the programmable manipulator.
EarthManipulator* manip = new EarthManipulator();
osg::Node* earthNode = osgDB::readNodeFiles( arguments );
if (!earthNode)
{
OE_WARN << "Unable to load earth model." << std::endl;
return -1;
}
osgViewer::Viewer viewer(arguments);
osg::Group* root = new osg::Group();
root->addChild( earthNode );
root->addChild( createHelp(&viewer) );
osgEarth::MapNode* mapNode = osgEarth::MapNode::findMapNode( earthNode );
if ( mapNode )
{
if ( mapNode )
manip->setNode( mapNode->getTerrainEngine() );
if ( mapNode->getMap()->isGeocentric() )
{
manip->setHomeViewpoint(
Viewpoint( osg::Vec3d( -90, 0, 0 ), 0.0, -90.0, 5e7 ) );
// add a handler that will automatically calculate good clipping planes
viewer.addEventHandler( new AutoClipPlaneHandler() );
}
}
viewer.setSceneData( root );
viewer.setCameraManipulator( manip );
manip->getSettings()->bindMouse(
EarthManipulator::ACTION_EARTH_DRAG,
osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON,
osgGA::GUIEventAdapter::MODKEY_SHIFT );
manip->getSettings()->setArcViewpointTransitions( true );
viewer.addEventHandler(new FlyToViewpointHandler( manip ));
viewer.addEventHandler(new LockAzimuthHandler('u', manip));
// 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()));
viewer.addEventHandler(new osgViewer::HelpHandler(arguments.getApplicationUsage()));
//viewer.addEventHandler(new osgViewer::RecordCameraPathHandler());
return viewer.run();
}
