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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
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; l+ B0 A$ o) l/ G;; HELIX .LSP 螺旋线生成: o* p1 J( J4 e3 O: ]0 k
(Defun C:Helix ()
) b/ @+ z7 R; _( I% V' U(SetQ p (GetPoint "\n中心点: ") x (Car p) y (Cadr p) z (Caddr p)
. @; w' V( `! |3 B; N( xr (GetDist p "\n半径: ")
$ H, w. S7 r( h: I# B, cb (GetDist p "\n总高度: ")
* H9 o1 u8 F& t* La (GetAngle p "\n起始角: ")
4 y9 P5 q1 ]) \m (GetInt "\n圈数: ")
- W$ l& D2 D$ g! i8 _n (GetInt "\n每圈线段数: ")* n% Z- ]' W8 U& p) |4 ~
da (/ (* m 2 Pi) (* m n))/ B- z9 l( c% X. F7 d: N& q6 [% l4 [
dz (/ b (* m n))
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: h# J8 U5 A: H5 k(Command "3dpoly")# b2 V" f7 Z0 Z0 j# t* g0 j
(Repeat (1+ (* m n))5 P* L9 ^3 Y4 q- \8 d
(Command (Polar (List x y z) a r))9 `$ b4 o' O1 h4 J! ^# Q
(SetQ a (+ a da) z (+ z dz))8 q7 s8 T1 t+ E
)
$ m5 G8 f `( ~# z0 \(Command "")/ S; F+ C7 K8 c/ j
(PrinC); @. s' w* c+ |
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发表于 2009-5-8 16:05