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cairo: speed up the cairo append_path() slow path #13040

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cairo: speed up the cairo append_path() slow path #13040

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2 changes: 2 additions & 0 deletions lib/matplotlib/backends/backend_cairo.py
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Original file line number Diff line number Diff line change
Expand Up @@ -90,6 +90,8 @@ def _append_paths_slow(ctx, paths, transforms, clip=None):
for path, transform in zip(paths, transforms):
for points, code in path.iter_segments(
transform, remove_nans=True, clip=clip):
# int is a lot faster than uint8 when comparing
code = int(code)
if code == Path.MOVETO:
ctx.move_to(*points)
elif code == Path.CLOSEPOLY:
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