"vertices[:, (1, 0)]" --> "vertices[:, ::-1]"

Author: jewettaijfc

tidy3d/components/geometry/polyslab.py

@@ -649,15 +649,15 @@ def _intersections_normal(self, z: float, swap_axes: bool = False):
         if math.isclose(self.sidewall_angle, 0):
             vertices = self.reference_polygon
             if swap_axes:
-                vertices = vertices[:, (1, 0)]  # swap column 0 (x coords) with column 1 (y coords)
+                vertices = vertices[:, ::-1]  # swap column 0 (x coords) with column 1 (y coords)
             return [self.make_shapely_polygon(vertices)]
         z0 = self.center_axis
         z_local = z - z0  # distance to the middle
         dist = -z_local * self._tanq
         vertices_z = self._shift_vertices(self.middle_polygon, dist)[0]
         vertices = vertices_z
         if swap_axes:
-            vertices = vertices[:, (1, 0)]  # swap column 0 (x coords) with column 1 (y coords)
+            vertices = vertices[:, ::-1]  # swap column 0 (x coords) with column 1 (y coords)
         return [self.make_shapely_polygon(vertices)]
 
     def _intersections_side(self, position, axis, swap_axes: bool = False) -> list: