void read_file(Field &v, const std::string &filename)
read data from file. (‘const’ is added [18 Mar 2021])
static const std::string class_name
FieldIO_Text class for file I/O of Field data in plain text format.
FieldIO_Text_4x4x4x8(const IO_Format::Format *format)
void write_file(Field &v, const std::string &filename)
write data to file. (‘const’ is added [18 Mar 2021])