source: experimental/osgVisualNG/visual_core.h

#pragma once
/* -*-c++-*- osgVisual - Copyright (C) 2009-2011 Torben Dannhauer
 *
 * This library is based on OpenSceneGraph, open source and may be redistributed and/or modified under 
 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
 * (at your option) any later version.  The full license is in LICENSE file
 * included with this distribution, and on the openscenegraph.org website.
 *
 * osgVisual requires for some proprietary modules a license from the correspondig manufacturer.
 * You have to aquire licenses for all used proprietary modules.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * OpenSceneGraph Public License for more details.
*/


#include <osg/Referenced>
#include <osg/Notify>
#include <osgViewer/Viewer>
#include <osgDB/ReadFile>



namespace osgVisual
{

class visual_core : public osg::Referenced
{

public:
        visual_core(osg::ArgumentParser& arguments_);
        void initialize();
        void shutdown();

        bool loadTerrain(osg::ArgumentParser& arguments_);
        bool checkCommandlineArgumentsForFinalErrors();

        void setupScenery();

protected:
        /**
         * \brief Destrcutor
         * 
         */ 
        virtual ~visual_core(void);

private:
        /**
         * \brief This function starts the main rendering loop
         * 
         */ 
        void mainLoop();

        /**
         * Argument object, with contains all commandline arguments, which where called during programm sstartup
         */ 
        osg::ArgumentParser& arguments;

        /**
         * This CSN is at the top node on the complete scenery. Only the nodes for distortion are located above this node.
         */ 
        osg::ref_ptr<osg::CoordinateSystemNode> rootNode;

        /**
         * Reference pointer to the viewer instance. The viewer is the core of the graphical subsystem.
         */ 
        osg::ref_ptr<osgViewer::Viewer> viewer;

};

}       // END NAMESPACE