def heart_rate_data(computed_heartrate, event_time_ms, rr_interval_ms):
global last
global stopped
t = int(time.time())
if t >= last + 1:
power = int(interp(xp, yp, computed_heartrate))
if power:
power_meter.update(power)
stopped = False
elif not stopped:
power_meter.update(power)
stopped = True
last = t
def process(self, msg):
if isinstance(msg, message.ChannelBroadcastDataMessage):
page = msg.payload[1] & 0x7F
if page != 0:
return
eventTime = convertSB(msg.payload[5:7])
if eventTime == self.lastTime:
return
revolutions = convertSB(msg.payload[7:9])
cadence = self.calcCadence(eventTime, revolutions)
power = int(interp(xp, yp, cadence))
power_meter.update(power)
self.lastTime = eventTime
self.lastRevolutions = revolutions
def power_from_speed(self, revs_per_sec):
kms_per_rev = self.wheel_circumference / 1000.0
speed = revs_per_sec * 3600 * kms_per_rev
power = int(interp(self.xp, self.yp, speed))
return power