Function emitXML

tutorials/common/scenegraph/xml_parser.cpp:189–195

! store XML to disk */

  /*! store XML to disk */
  void emitXML(const FileName& fileName, const Ref<XML>& xml)
  {
    std::ofstream cout(fileName.c_str());
    if (!cout.is_open()) THROW_RUNTIME_ERROR("cannot open file " + fileName.str() + " for writing");
    emitXML(cout,xml);
    cout.close();
  }
}