@classmethod
def getGcMode(cls):
    """Get AWLSIM_GCMODE.
		Returns one of the GCMODE_... constants.
		"""
    gcModeStr = cls.__getVar('GCMODE', '').lower().strip()
    if gcModeStr == cls.GCMODE_RT:
        return cls.GCMODE_RT
    if gcModeStr == cls.GCMODE_AUTO:
        return cls.GCMODE_AUTO
    if gcModeStr == cls.GCMODE_MANUAL:
        return cls.GCMODE_MANUAL
    return cls.GCMODE_RT
