static void addTexture(const string &relativePath, osg::Texture2D* texture);
private:
static map<string,osg::ref_ptr<osg::Texture2D> > _textureMap;
static void addTexture(const string &relativePath, osg::Texture2D* texture);
private:
static map<string,osg::ref_ptr<osg::Texture2D> > _textureMap;