shifter.py 文件源码

def execute(self, context):
        ob = context.object

        if self.direction and ob is not None:
            verts = bmesh.from_edit_mesh(ob.data).verts

            cur_set = from_string(eval("ob.shifter_{}_verts".format(self.direction)))
            start_size = len(cur_set)

            for v in verts:
                if v.select and v.index not in cur_set:
                    cur_set.add(v.index)

            end_size = len(cur_set)
            exec("ob.shifter_{}_verts = to_string(list(cur_set))".format(self.direction))

            self.report({"INFO"}, "Shifter: Added {} Vertices".format(end_size - start_size))

        return {"FINISHED"}