fix examples

examples/06_bend_collision_models.py

@@ -11,6 +11,8 @@ def _route_scenario(
     bend_collision_type: str,
     netlist: dict[str, tuple[Port, Port]],
     widths: dict[str, float],
+    *,
+    bend_clip_margin: float | None = None,
 ) -> dict[str, RoutingResult]:
     problem = RoutingProblem(
         bounds=bounds,
@@ -21,6 +23,7 @@ def _route_scenario(
         search=SearchOptions(
             bend_radii=(10.0,),
             bend_collision_type=bend_collision_type,
+            bend_clip_margin=bend_clip_margin,
         ),
         objective=ObjectiveWeights(
             bend_penalty=50.0,
@@ -49,7 +52,14 @@ def main() -> None:
     print("Routing Scenario 2 (BBox)...")
     res_bbox = _route_scenario(bounds, obstacles, "bbox", netlist_bbox, {"bbox_model": 2.0})
     print("Routing Scenario 3 (Clipped BBox)...")
-    res_clipped = _route_scenario(bounds, obstacles, "clipped_bbox", netlist_clipped, {"clipped_model": 2.0})
+    res_clipped = _route_scenario(
+        bounds,
+        obstacles,
+        "clipped_bbox",
+        netlist_clipped,
+        {"clipped_model": 2.0},
+        bend_clip_margin=1.0,
+    )
 
     all_results = {**res_arc, **res_bbox, **res_clipped}
     all_netlists = {**netlist_arc, **netlist_bbox, **netlist_clipped}