out_filename 43 include/io_dgf.h void write(const std::string& out_filename, const Grid::Scal_FEfun&) const; out_filename 44 include/io_dgf.h void write(const std::string& out_filename, const Grid::Vec_FEfun&) const; out_filename 90 src/io_dgf.cpp void Handler::write(const std::string& out_filename, const Scal_FEfun& fef) const try{ out_filename 94 src/io_dgf.cpp ofstream dgf_file {out_filename}; out_filename 95 src/io_dgf.cpp if(!dgf_file) throw runtime_error {"Could not open file " + out_filename}; out_filename 113 src/io_dgf.cpp void Handler::write(const std::string& out_filename, const Vec_FEfun& vfef) const try{ out_filename 117 src/io_dgf.cpp ofstream dgf_file {out_filename}; out_filename 118 src/io_dgf.cpp if(!dgf_file) throw runtime_error {"Could not open file " + out_filename};