- def pivot_vertices(self, *vt):
- flags = [(v in vt) for v in self.vertices]
- l = len(self.vertices)
- for i in range(l):
- if flags[i] and not flags[(i+l-1)%l]:
- return self.vertices[i:]+self.vertices[:i]
+ def get_loop_index(self, v):
+ return self.loop_indices[self.vertices.index(v)]