{0, "vr", OPT_VR, "enable VR mode"},
{'f', "fullscreen", OPT_FULLSCREEN, "run in fullscreen mode"},
{'w', "windowed", OPT_WINDOWED, "run in windowed mode"},
{0, "vr", OPT_VR, "enable VR mode"},
{'f', "fullscreen", OPT_FULLSCREEN, "run in fullscreen mode"},
{'w', "windowed", OPT_WINDOWED, "run in windowed mode"},