#include <osg/Node>
#include <osgUtil/Optimizer>

#include <osgDB/ReadFile> 
#include <osgViewer/Viewer>
#include <osgGA/TrackballManipulator>

int main(int argc, char *argv[])
{
	osg::ArgumentParser arguments(&argc, argv);
	osg::ref_ptr<osg::Node> root = osgDB::readNodeFiles(arguments);

//	osgUtil::Optimizer optimizer;
//	optimizer.optimize(root.get());

	osgViewer::Viewer viewer;

	viewer.setSceneData(root);
	viewer.setCameraManipulator(new osgGA::TrackballManipulator());
	viewer.setUpViewInWindow(0, 0, 640, 480);
	viewer.realize();
	while (!viewer.done())
		viewer.frame();

	return 0;
}