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-rw-r--r--gerbonara/gerber/graphic_primitives.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/gerbonara/gerber/graphic_primitives.py b/gerbonara/gerber/graphic_primitives.py
index 644071c..629c1c2 100644
--- a/gerbonara/gerber/graphic_primitives.py
+++ b/gerbonara/gerber/graphic_primitives.py
@@ -213,8 +213,8 @@ class ArcPoly(GraphicPrimitive):
bbox = (None, None), (None, None)
for (x1, y1), (x2, y2), arc in self.segments:
if arc:
- clockwise, center = arc
- bbox = add_bounds(bbox, arc_bounds(x1, y1, x2, y2, *center, clockwise))
+ clockwise, (cx, cy) = arc
+ bbox = add_bounds(bbox, arc_bounds(x1, y1, x2, y2, (cx+x1, cy+y1), clockwise))
else:
line_bounds = (min(x1, x2), min(y1, y2)), (max(x1, x2), max(y1, y2))