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Backport PR #12709 on branch v3.0.x (Correctly remove nans when drawing paths with pycairo.) #12710

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Merged
merged 1 commit into from
Nov 2, 2018
Merged

Backport PR #12709 on branch v3.0.x (Correctly remove nans when drawing paths with pycairo.) #12710

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5 changes: 3 additions & 2 deletions lib/matplotlib/backends/backend_cairo.py
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Original file line number Diff line number Diff line change
Expand Up @@ -90,7 +90,8 @@ def buffer_info(self):

def _append_paths_slow(ctx, paths, transforms, clip=None):
for path, transform in zip(paths, transforms):
for points, code in path.iter_segments(transform, clip=clip):
for points, code in path.iter_segments(
transform, remove_nans=True, clip=clip):
if code == Path.MOVETO:
ctx.move_to(*points)
elif code == Path.CLOSEPOLY:
Expand Down Expand Up @@ -118,7 +119,7 @@ def _append_paths_fast(ctx, paths, transforms, clip=None):
# Convert curves to segment, so that 1. we don't have to handle
# variable-sized CURVE-n codes, and 2. we don't have to implement degree
# elevation for quadratic Beziers.
cleaneds = [path.cleaned(transform=transform, clip=clip, curves=False)
cleaneds = [path.cleaned(transform, remove_nans=True, clip=clip)
for path, transform in zip(paths, transforms)]
vertices = np.concatenate([cleaned.vertices for cleaned in cleaneds])
codes = np.concatenate([cleaned.codes for cleaned in cleaneds])
Expand Down