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derivative, normal, and unit_tangent now generalize to vectors for path segments (not paths)

vectorize-path-point
Andrew Port 2020-12-01 22:49:38 -08:00
parent f9febbd85e
commit 44e88d54e5
1 changed files with 1 additions and 1 deletions
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svgpathtools/path.py
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@ -316,7 +316,7 @@ def bezier_unit_tangent(seg, t):
This can be undone with: This can be undone with:
>>> numpy.seterr(**old_numpy_error_settings) >>> numpy.seterr(**old_numpy_error_settings)
""" """
assert 0 <= t <= 1
dseg = seg.derivative(t) dseg = seg.derivative(t)
# Note: dseg might be numpy value, use np.seterr(invalid='raise') # Note: dseg might be numpy value, use np.seterr(invalid='raise')