("help,h", "produce help message")
("swap-interval,i", po::value<int>(), "set swap interval")
("overdraw,o", "overdraw previous image (instead of calling glClear)")
- ("sleep,s", po::value<int>()->default_value(0), "Number of milliseconds to sleap in each frame (in the drawing phase)")
+ ("sleep,s", po::value<int>()->default_value(0), "Number of milliseconds to sleep in each frame (in the drawing phase)")
;
po::variables_map vm;
po::store(po::parse_command_line(argc, argv, desc), vm);