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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4 X4 h2 b8 q9 z/ E5 W4 [
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;; HELIX .LSP 螺旋线生成
! I% B* c2 o) X/ m2 m7 r7 n2 j0 C$ F(Defun C:Helix ()6 @) m0 |5 ?. m; `7 w$ p. A
(SetQ p (GetPoint "\n中心点: ") x (Car p) y (Cadr p) z (Caddr p)
+ c8 D& G) R( P/ m/ Or (GetDist p "\n半径: ")
# y9 D! d) ]) q: w/ L4 Wb (GetDist p "\n总高度: ")
3 n$ W; s: K4 _3 w4 \* [a (GetAngle p "\n起始角: ")7 u9 j5 ~9 D9 w8 ^: q
m (GetInt "\n圈数: ")
* G, z8 U5 x {, g* Fn (GetInt "\n每圈线段数: ")
0 q; I& T! |5 C7 t8 h* \+ L! ` {2 dda (/ (* m 2 Pi) (* m n))4 {& }0 m0 r$ H" h
dz (/ b (* m n))
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8 i& x- k1 }5 |8 E" W" l% _4 y7 H! {; j(Command "3dpoly")
0 J. G v; `& x& }& F(Repeat (1+ (* m n))( h6 J0 L6 N7 k- E3 D4 a
(Command (Polar (List x y z) a r))
5 p4 W$ e1 v4 O$ o4 p(SetQ a (+ a da) z (+ z dz))1 q. x2 p5 B0 i( O
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(Command "")
" T. R Y7 f! ]' V(PrinC)
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发表于 2009-5-8 16:05