def __init__(self, bufferSize, kb_id):
self.bufferSize = bufferSize
self._evts = deque()
# create the PTB keyboard object and corresponding queue
allInds, names, keyboards = hid.get_keyboard_indices()
self._keys = deque()
self._keysStillDown = deque()
if kb_id == -1:
self.dev = hid.Keyboard() # a PTB keyboard object
else:
self.dev = hid.Keyboard(kb_id) # a PTB keyboard object
self.dev._create_queue(bufferSize)
def run():
dev = kbDevices[0]
# KbQueueTest
ptb.WaitSecs('YieldSecs', 1)
keyboard = hid.Keyboard(dev['index'])
# keyboard.queue_create(num_slots=10000) # done implicitly but can redo
# keyboard.start_trapping() # stops keys going to stdout but sketchy!
keyboard.queue_start()
t0 = ptb.GetSecs()
while ptb.GetSecs() < t0+5:
ptb.WaitSecs('YieldSecs', 0.00001)
if keyboard.flush():
evt = keyboard.queue_get_event()
print(evt)
keyboard.queue_stop()