Equalizer 1.0

sceneReader.cpp

00001 
00002 /*
00003  * Copyright (c)
00004  *   2008-2009, Thomas McGuire <thomas.mcguire@student.uni-siegen.de>
00005  *   2010, Stefan Eilemann <eile@eyescale.ch>
00006  *   2010, Sarah Amsellem <sarah.amsellem@gmail.com>
00007  *
00008  * Redistribution and use in source and binary forms, with or without
00009  * modification, are permitted provided that the following conditions are met:
00010  *
00011  * - Redistributions of source code must retain the above copyright notice, this
00012  *   list of conditions and the following disclaimer.
00013  * - Redistributions in binary form must reproduce the above copyright notice,
00014  *   this list of conditions and the following disclaimer in the documentation
00015  *   and/or other materials provided with the distribution.
00016  * - Neither the name of Eyescale Software GmbH nor the names of its
00017  *   contributors may be used to endorse or promote products derived from this
00018  *   software without specific prior written permission.
00019  *
00020  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00021  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00022  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00023  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
00024  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
00025  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
00026  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00027  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
00028  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
00029  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00030  * POSSIBILITY OF SUCH DAMAGE.
00031  */
00032 
00033 #include "sceneReader.h"
00034 
00035 #include <osgDB/ReadFile>
00036 #include <osgUtil/Optimizer>
00037 
00038 namespace osgScaleViewer
00039 {
00040 
00041 SceneReader::SceneReader()
00042 {
00043 }
00044 
00045 osg::ref_ptr<osg::Node> SceneReader::readModel( const std::string& filename )
00046 {
00047     osg::ref_ptr<osg::Node> root = osgDB::readNodeFile( filename );
00048     if ( !root.valid( )) 
00049     {
00050         EQERROR << "Failed to load model." << std::endl;
00051         return root;
00052     }
00053 
00054     //Optimize scenegraph
00055     osgUtil::Optimizer optOSGFile;
00056     optOSGFile.optimize( root.get( ));
00057     return root;
00058 }
00059 
00060 osg::ref_ptr<osg::Image> SceneReader::readImage( const std::string& filename )
00061 {
00062     osg::ref_ptr<osg::Image> image = osgDB::readImageFile( filename );
00063     if( !image.valid( ))
00064         EQERROR << "Failed to load image." << std::endl;
00065 
00066     return image;
00067 }
00068 }
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