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Merge pull request #1110 from jkotan/nextafter2

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fix for makeARGB error after #955
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Ogi Moore 2020-03-06 13:32:11 -08:00 committed by GitHub
commit f61d38ba8b
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1 changed files with 3 additions and 1 deletions
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pyqtgraph/functions.py
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@ -1134,7 +1134,9 @@ def makeARGB(data, lut=None, levels=None, scale=None, useRGBA=False):
if minVal != 0 or maxVal != scale:
if minVal == maxVal:
maxVal = np.nextafter(maxVal, 2*maxVal)
data = rescaleData(data, scale/(maxVal-minVal), minVal, dtype=dtype)
rng = maxVal-minVal
rng = 1 if rng == 0 else rng
data = rescaleData(data, scale/rng, minVal, dtype=dtype)
profile()
# apply LUT if given