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- (defmeth spin-proto :add-box ()
- (let ((x (send self :visible-range 0))
- (y (send self :visible-range 1))
- (z (send self :visible-range 2)))
- (send self :add-lines (list (select x '(0 1 1 0 0))
- (select y '(0 0 1 1 0))
- (select z '(0 0 0 0 0)))
- :draw nil)
- (send self :add-lines (list (select x '(0 1 1 0 0))
- (select y '(0 0 1 1 0))
- (select z '(1 1 1 1 1)))
- :draw nil)
- (send self :add-lines (list (select x '(0 0))
- (select y '(0 0))
- (select z '(0 1)))
- :draw nil)
- (send self :add-lines (list (select x '(0 0))
- (select y '(1 1))
- (select z '(0 1)))
- :draw nil)
- (send self :add-lines (list (select x '(1 1))
- (select y '(1 1))
- (select z '(0 1)))
- :draw nil)
- (send self :add-lines (list (select x '(1 1))
- (select y '(0 0))
- (select z '(0 1))))))
-