Carol Staple
9 lines
220 B
Python
9 lines
220 B
Python
class LPF:
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"""Low pass filter."""
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def __init__(self, alpha):
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self.alpha = alpha
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self.last = 0
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def update(self, value):
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self.last = self.alpha * value + (1 - self.alpha) * self.last
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return self.last
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