sceneReader.cpp

/*
 * Copyright (c)
 *   2008-2009, Thomas McGuire <thomas.mcguire@student.uni-siegen.de>
 *   2010, Stefan Eilemann <eile@eyescale.ch>
 *   2010, Sarah Amsellem <sarah.amsellem@gmail.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 * - Neither the name of Eyescale Software GmbH nor the names of its
 *   contributors may be used to endorse or promote products derived from this
 *   software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include "sceneReader.h"

#include <osgDB/ReadFile>
#include <osgUtil/Optimizer>

namespace osgScaleViewer
{

SceneReader::SceneReader()
{
}

osg::ref_ptr<osg::Node> SceneReader::readModel( const std::string& filename )
{
    osg::ref_ptr<osg::Node> root = osgDB::readNodeFile( filename );
    if ( !root.valid( )) 
    {
        EQERROR << "Failed to load model." << std::endl;
        return root;
    }

    //Optimize scenegraph
    osgUtil::Optimizer optOSGFile;
    optOSGFile.optimize( root.get( ));
    return root;
}

osg::ref_ptr<osg::Image> SceneReader::readImage( const std::string& filename )
{
    osg::ref_ptr<osg::Image> image = osgDB::readImageFile( filename );
    if( !image.valid( ))
        EQERROR << "Failed to load image." << std::endl;

    return image;
}
}