Introduced the use of ref_ptr<> in read show methods
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@@ -26,11 +26,11 @@ bool readEnvVars(osg::ArgumentParser& arguments);
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bool readEnvVars(const std::string& filename);
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osg::Node* readHoldingSlide(const std::string& filename);
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osg::ref_ptr<osg::Node> readHoldingSlide(const std::string& filename);
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osg::Node* readPresentation(const std::string& filename,const osgDB::ReaderWriter::Options* options);
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osg::ref_ptr<osg::Node> readPresentation(const std::string& filename,const osgDB::ReaderWriter::Options* options);
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osg::Node* readShowFiles(osg::ArgumentParser& arguments,const osgDB::ReaderWriter::Options* options);
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osg::ref_ptr<osg::Node> readShowFiles(osg::ArgumentParser& arguments,const osgDB::ReaderWriter::Options* options);
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}
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