# Hand-authored cube fixture o Cube v -1 -1 -1 v 1 -1 -1 v 1 1 -1 v -1 1 -1 v -1 -1 1 v 1 -1 1 v 1 1 1 v -1 1 1 f 1 4 3 2 f 5 6 7 8 f 1 2 6 5 f 2 3 7 6 f 3 4 8 7 f 4 1 5 8