diff options
Diffstat (limited to 'gerbonara')
| -rw-r--r-- | gerbonara/graphic_primitives.py | 4 | ||||
| -rw-r--r-- | gerbonara/layers.py | 6 |
2 files changed, 10 insertions, 0 deletions
diff --git a/gerbonara/graphic_primitives.py b/gerbonara/graphic_primitives.py index 7f0ddfa..ea8fd9f 100644 --- a/gerbonara/graphic_primitives.py +++ b/gerbonara/graphic_primitives.py @@ -212,6 +212,10 @@ class Arc(GraphicPrimitive): #: Line width of this arc. width : float + @property + def is_circle(self): + return math.isclose(self.x1, self.x2) and math.isclose(self.y1, self.y2) + def flip(self): return replace(self, x1=self.x2, y1=self.y2, x2=self.x1, y2=self.y1, cx=(self.x1 + self.cx) - self.x2, cy=(self.y1 + self.cy) - self.y2, clockwise=not self.clockwise) diff --git a/gerbonara/layers.py b/gerbonara/layers.py index e8ce1a3..daed004 100644 --- a/gerbonara/layers.py +++ b/gerbonara/layers.py @@ -1140,6 +1140,12 @@ class LayerStack: joins = {}
for cur in lines:
+ # Special case: An arc may describe a complete circle, in which case we have to return it as-is since it
+ # is the only primitive that can join itself.
+ if isinstance(cur, gp.Arc) and cur.is_circle:
+ yield [cur]
+ continue
+
for (i, x, y) in [(0, cur.x1, cur.y1), (1, cur.x2, cur.y2)]:
x_left = bisect.bisect_left (by_x, x, key=lambda elem: elem[0] + tol)
x_right = bisect.bisect_right(by_x, x, key=lambda elem: elem[0] - tol)
|