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发表于 2011-6-9 14:05:01
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来自: 中国安徽合肥
(defun c:ttt()/ k) o1 E7 q2 d2 g0 E3 U
(setq baspt (getpoint "请求输入基准点: "))$ m5 s7 o( s! T5 L2 u* \8 |; p
(setq rad (getdist baspt "\n请求输入小圆半径: "))
/ e! i+ \- D- {(setq num (getint "\n请求输入相切的小圆数量: "))
4 [/ B6 B% W; L) p) Q O, ]3 k6 ~(setq ang1 (/ (* pi 2) (* num 2)))
- b( r+ \; ^& R, o* t(setq kk (/ rad (sin ang1)))) [% [4 q! P* v7 O/ t% _
(setq ang2 (- (/ pi 2) ang1))( s W6 K! j9 V& N2 W8 q
(setq cenpt (polar baspt ang2 kk))
; P( W3 k* M Z: [% K$ L(command "circle" baspt rad)
1 k; D3 n) L5 I3 n7 k, a9 u# ^(command "array" (entlast) "" "p" cenpt num 360 "Y")( _& Y. k" [' q- M, r: _
(princ)5 P. F6 l6 D, Q
)$ V' [. T6 V1 ~8 o
(prompt "\n << 5TEST2>>自动等圆相切绘制")
; r7 O; t, { _% g+ l9 T0 V6 f(princ) |
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