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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# ^% t0 R1 Z" ^5 ^
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;; HELIX .LSP 螺旋线生成
" l8 D# U" a9 @0 N6 v/ Y(Defun C:Helix ()
: \. {2 u. w( q1 r5 u. T(SetQ p (GetPoint "\n中心点: ") x (Car p) y (Cadr p) z (Caddr p)5 z+ g) y" s# j! u$ F7 P
r (GetDist p "\n半径: ")
: i/ |) I4 ~* |# Sb (GetDist p "\n总高度: ")! i1 p( N5 P4 l: u8 H
a (GetAngle p "\n起始角: ")
- Q m4 ~! U1 mm (GetInt "\n圈数: ")
X3 x' P. L; e; {n (GetInt "\n每圈线段数: ")3 n7 g# A: M. `" P; ?/ E
da (/ (* m 2 Pi) (* m n))* Y. X6 L, F! K& @2 z
dz (/ b (* m n))# a) h- }+ w: N" E% z
)
4 g( ~2 P7 d2 N8 o( |(Command "3dpoly")
8 c/ q* r; W! M9 x1 x(Repeat (1+ (* m n))1 v% W9 p. |" z/ b. @6 {$ u# L7 T
(Command (Polar (List x y z) a r))' J D- y& _' G0 L. j
(SetQ a (+ a da) z (+ z dz))
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(Command "")
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