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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! N0 a; C$ _5 V; l [+ J; ]
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1 B6 A+ p( ~6 r3 D6 F" r2 h;; HELIX .LSP 螺旋线生成/ F- Z6 u5 H7 n! A& j
(Defun C:Helix ()
U7 E# u u) [( }8 [(SetQ p (GetPoint "\n中心点: ") x (Car p) y (Cadr p) z (Caddr p)+ a5 A8 z$ t9 h% d$ [' }3 Y/ |
r (GetDist p "\n半径: ")) G( @5 d) `; [4 d; @* y
b (GetDist p "\n总高度: ")
5 z9 i# u+ _& D U( Oa (GetAngle p "\n起始角: ")+ B& v' A" X: q
m (GetInt "\n圈数: ")
& C8 w4 _, J9 T: }) Rn (GetInt "\n每圈线段数: ")
1 b p$ J: b; G. n( D2 Lda (/ (* m 2 Pi) (* m n))
7 N" T2 Z; u; i; ]% pdz (/ b (* m n))
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(Command "3dpoly")8 @& T! x1 r% u* S; a
(Repeat (1+ (* m n))% Z6 x- W: ~- z7 t) g; I
(Command (Polar (List x y z) a r))
/ o$ ]5 C4 _" K' `1 v% C(SetQ a (+ a da) z (+ z dz))! M z/ _' S( {2 r
)
( z; s( a* q( n& d( L! s" W& C(Command "")
9 d1 H2 o" y, L(PrinC)
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发表于 2009-5-8 16:05