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工具-aotolisp-编辑器，复制以下代码，保存，然后加载就OK了，输入命令HELIX，就可以画弹簧了，呵呵0 e7 e2 ~" l$ n& Y i
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) n0 }* L' x9 ^% e( C E0 d2 k0 o;; HELIX .LSP 螺旋线生成
- y) B% d3 Y. u+ j9 q(Defun C:Helix ()
/ A% F4 p! ]9 T* ]; _% T(SetQ p (GetPoint "\n中心点: ") x (Car p) y (Cadr p) z (Caddr p)+ b1 E3 T; Z7 V1 m! u! q! m
r (GetDist p "\n半径: ")
( v) o1 Q! m& hb (GetDist p "\n总高度: ")
8 Z6 o1 c8 ?3 G8 ra (GetAngle p "\n起始角: ")
6 J1 a$ N2 O& A. J9 A4 ]* vm (GetInt "\n圈数: ")% u5 B: w d, U; `
n (GetInt "\n每圈线段数: ")
7 m9 t* ?+ b& l8 jda (/ (* m 2 Pi) (* m n))) G1 s" }) t5 Z; D$ v( ?8 r2 E8 z, Q
dz (/ b (* m n))
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(Command "3dpoly")
0 } H: u- t1 |" H7 k1 \" f(Repeat (1+ (* m n))
3 D7 r) O# s5 l$ @2 `8 n) t, g(Command (Polar (List x y z) a r))- o. Q* ~0 E% ?0 p- a5 z( ~: C
(SetQ a (+ a da) z (+ z dz))
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. H+ k, E. }% S4 d- M(Command "")
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发表于 2009-5-8 16:05