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Keep GuessSmoothPointPen in sync with fontPens

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Imported 9b7ecb4 from fontPens, which is the version modified to accept
a parameterized tolerance. Recent changes in fontTools such as 2831096,
186e461 and 7d5530e were considered so that the diff will be minimal.
This commit is contained in:
Takaaki Fuji 2021-06-25 09:35:41 +09:00
parent f64f0b42f2
commit 4c22d11aa7
1 changed files with 3 additions and 2 deletions
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5
Lib/fontTools/pens/pointPen.py
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@ -330,8 +330,9 @@ class GuessSmoothPointPen(AbstractPointPen):
should be "smooth", ie. that it's a "tangent" point or a "curve" point.
"""
def __init__(self, outPen):
def __init__(self, outPen, error=0.05):
self._outPen = outPen
self._error = error
self._points = None
def _flushContour(self):
@ -368,7 +369,7 @@ class GuessSmoothPointPen(AbstractPointPen):
dx2, dy2 = nextPt[0] - pt[0], nextPt[1] - pt[1]
a1 = math.atan2(dx1, dy1)
a2 = math.atan2(dx2, dy2)
if abs(a1 - a2) < 0.05:
if abs(a1 - a2) < self._error:
points[i] = pt, segmentType, True, name, kwargs
for pt, segmentType, smooth, name, kwargs in points: