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28 lines
821 B
28 lines
821 B
# Some utility functions.
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def get_color_for_temp(temp_current):
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# i can't think in degrees celsius to save my life
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temp_cold = 5
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temp_comfort = 27
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temp_hot = 46
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temp_range = temp_hot - temp_cold
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if temp_current >= temp_hot:
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return (80, 0, 0)
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elif temp_current <= temp_cold:
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return (0, 0, 80)
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else:
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return get_color_in_range(temp_cold, temp_hot, temp_current)
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def get_color_in_range(minimum, maximum, value):
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max_color_val = 30
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minimum, maximum = float(minimum), float(maximum)
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ratio = 2 * (value - minimum) / (maximum - minimum)
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b = int(max(0, max_color_val * (1 - ratio)))
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r = int(max(0, max_color_val * (ratio - 1)))
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g = max_color_val - b - r
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return (r, g, b)
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def photocell_value(input):
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return input.value * 330 // (2 ** 16)
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