class WMInterface(threading.Thread):
def __init__(self, channels, update_queue):
threading.Thread.__init__(self)
self.queue = update_queue
self.switch = SwitchController()
self.dac = DACController()
self.wm = WavemeterController()
self.channel = None
self.channels = channels
self.channel(1)
self.running = True
def run(self):
while self.running:
freq = self.wm.frequency()
pattern = self.wm.interference_pattern()
self.queue.put(WavemeterUpdate(freq, pattern))
if self.channel.locking:
self.channel.lock(freq)
dt = time.clock() - self.switch_time
if self.rotating and dt > self.channel.lock_time:
pass
print "Done."
def _switch(self, ch):
if self.channel is not None:
self.queue.put(ChannelState(self.channel.index, ChannelState.INACTIVE))
self.switch.switch(ch)
self.channel = self.channels[ch]
self.switch_time = time.clock()
self.queue.put(ChannelState(self.channel.index, ChannelState.ACTIVE))
self.wm.exposure_time(self.channel.exp_time / 1000.0)
contrast = self.wm.contrast()
freq = self.wm.frequency()
while abs(self.wm.contrast() - contrast) > 10 or abs(self.wm.frequency() - freq) > 5:
contrast = self.wm.contrast()
freq = self.wm.frequency()
def rotating(self, state):
self.rotating = state
def channel(self, ch):
self.rotating(False)
self._switch(ch)
def stop(self):
self.running = False
self.join()
def __init__(self, channels, update_queue):
threading.Thread.__init__(self)
self.queue = update_queue
self.switch = SwitchController()
self.dac = DACController()
self.wm = WavemeterController()
self.channel = None
self.channels = channels
self.channel(1)
self.running = True