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一个小程序....
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, t* ?" F7 l' r" m+ l- ~. _(Defun Test-A (x / Pts)0 D$ {& f- E# v% r7 ] z
(setq Dat (entget x)
; a, t. N! v9 w m' ~ po (cdr (assoc 10 Dat))
6 s9 k" q k) g( X rr (cdr (assoc 40 Dat))$ b7 t, H# E+ `1 t: ]: p. e1 J, r
i 0
1 E) S9 B9 r" u" I9 _2 x- a0 U4 O5 u )6 w! m; X# p6 a3 O7 I' @5 r' x
(repeat 64
& C: Q/ m$ I7 X5 I (setq pts (cons (polar po (* aa i) rr) pts)% a6 X$ I- o8 K( v
i (1+ i)
* t9 s% v. [4 d, K; n. \3 z ) )
5 e6 \( z2 W! i7 o; G5 S* k (setq ss2 (ssget "cp" pts)
; U# N, G) C$ D# ^/ U mm (- (sslength ss2) 2)
$ u7 ]" Q! C/ `5 u )+ C8 A/ F+ c: t+ }8 R$ s
(ssdel x ss2)' f3 k$ w0 P' ^& B
(while (setq ex (ssname ss2 mm))6 f7 ~3 Q. {4 u; G6 j6 s2 [9 A1 i
(entdel ex)9 m( L" ^, ~5 U# u; p9 h/ ]
(setq mm (1- mm))
$ p! G1 }4 M, D, U )
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6 k; J5 F5 O5 Y( \;;; For test only6 M6 Y* Y) K4 `% I; L" e
(Defun C:Test ()
: K0 P* T- x3 R9 q# S2 U+ H (setq ss (ssget "X" '((0 . "CIRCLE") (62 . 1)))% y' W9 \9 S# q3 v# S/ m
aa (/ Pi 32)
' Z. C$ \3 V2 O nn (1- (sslength ss))
& w$ L. b2 O8 I) k )2 W/ _# p& M9 e& F6 }
(while (setq ee (ssname ss nn))8 K$ a) R) p" | j) z# Z. Z9 `/ W
(Test-A ee)
* ]- @. r3 y( u% R (setq nn (1- nn))% W% _8 R5 j8 x! K
) $ J2 K- \8 ?8 y7 M9 z. ?* e7 y3 P9 H' ~
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发表于 2009-12-29 09:34
楼主