def set(self, rms, peak, decay):
""" This is the main function, call this from any thread.
0.0 <= rms, peak, decay <= 1.0
"""
t = time.time() * 0.1
if t - self._last_time > self.gov_sec:
self._last_time = t
e = QEvent(QEvent.User)
e.rms = rms
e.peak = peak
e.decay = decay
QCoreApplication.instance().postEvent(self, e)
