std::ifstream* FindEngineFile(const std::string& filename);
std::string FindEngineFullPathname(const std::string& engine_filename);
inline int GetActiveEngine(void) const {return ActiveEngine;}
std::ifstream* FindEngineFile(const std::string& filename);
std::string FindEngineFullPathname(const std::string& engine_filename);
inline int GetActiveEngine(void) const {return ActiveEngine;}