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"""
Two-dimensional bubble level which uses the accelerometer.
"""
from microbit import *
sensitivity = 'medium' # Change to 'low', 'medium', or 'high' to adjust
divisors = {'low':64, 'medium':32, 'high':16}
def clamp(number, min, max):
"""Returns number limited to range specified by min and max, inclusive"""
if number < min:
return min
elif number > max:
return max
else:
return number
while True:
x_grav, y_grav, _ = accelerometer.get_values()
# Map raw values from accelerometer to pixels on display
x_pixel = 4 - clamp(2 + x_grav // divisors.get(sensitivity), 0, 4)
y_pixel = 4 - clamp(2 + y_grav // divisors.get(sensitivity), 0, 4)
display.clear()
display.set_pixel(x_pixel, y_pixel, 9)
sleep(100)
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