43 lines
1010 B
Python
43 lines
1010 B
Python
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import math
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import time
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import random
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from breakout_dotmatrix import BreakoutDotMatrix
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display = BreakoutDotMatrix()
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start_time = time.time()
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def eye(x, y):
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display.set_pixel(x, y, True)
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display.set_pixel(x, y + 1, True)
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display.set_pixel(x + 1, y, True)
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display.set_pixel(x + 1, y + 1, True)
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while True:
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t = (time.time() - start_time) * math.pi
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# Get eye x and y positions in the range 0.0 to 1.0
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# You can plug in your own 0.0 to 1.0 values here
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x = (math.sin(t / 2) + 1) / 2
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y = (math.sin(t / 4) + 1) / 2
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# Multiply them up to display coords and convert to int
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x = math.floor(x * 3)
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y = math.floor(y * 5)
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# Clear the display
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display.clear()
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# Blink occasionally
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if not random.randint(0, 20) == 2:
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# Draw the eyes if not blinking
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eye(x, y)
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eye(x + 5, y)
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# Update the display at 10FPS
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# This gives our crude blink code time to not look like a random flicker
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display.show()
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time.sleep(1.0 / 10)
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