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python-bme680
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use math.copysign for temp offset calculation

This commit is contained in:
Lars Lühr 2018-05-31 08:21:14 +00:00
parent 8cb0dead6b
commit fed191e40e
1 changed files with 2 additions and 4 deletions
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6
library/bme680/__init__.py
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@ -60,14 +60,12 @@ class BME680(BME680Data):
"""Set temperature offset in celsius
If set, the temperature t_fine will be increased by given value in celsius.
:param value: Temperature offset in Celsius, eg. 4, -8
:param value: Temperature offset in Celsius, eg. 4, -8, 1.25
"""
if value == 0:
self.offset_temp_in_t_fine = 0
elif value < 0:
self.offset_temp_in_t_fine = -int((((int(abs(value) * 100)) << 8) - 128) / 5)
else:
self.offset_temp_in_t_fine = int((((int(abs(value) * 100)) << 8) - 128) / 5)
self.offset_temp_in_t_fine = int(math.copysign((((int(abs(value) * 100)) << 8) - 128) / 5, value))
def set_humidity_oversample(self, value):
"""Set humidity oversampling