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发表于 2011-5-27 16:49:23
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来自: 中国广东广州
本帖最后由 janekou 于 2011-5-27 16:52 编辑
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看了后,还是有点不懂,请问两个分号也是注释?' G W, d1 p3 c' x, S: T
而那个703 (setvar "osmode" 703)是什么意思呢?(如果是0的话应该就是取消全部捕捉了吧)- ^, i' @% ]* W; g0 f
还有是怎么设置只临时捕捉的呢?- (defun c:an (/ aa la lb lc sz area lh bb ah ang1 cc ) ;将命令定义为an* d' {6 S, w- S; q1 d5 V
- ; S) E& v- O3 T, Y/ L; {
- (setq Osnapmode (getvar "OSMODE") ;获得当前捕捉模式
K' g' @/ S4 U4 s - (setvar "OSMODE" 703 ) ;设置程序中需要的模式
% \, b; K2 r& `6 k -
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# T3 X* g. B; K2 h0 Z' z @ - (setq aa (getpoint "选取左下角点:"), C3 {1 G4 `+ |$ X* R
- (setq la (getreal "\n 输入底边A的长度:")
. e9 t6 P8 s3 i: l - (setq lb (getreal "\n 输入B的长度:")6 ^ Q, A* z+ k/ `: g" v; z
- (setq lc (getreal "\n 输入C的长度:")$ p8 N" n' ^8 u O/ ]; E
- ;貌似下面的叫海伦公式
8 S/ G' o& b. Z - (setq sz (/ (+ la lb lc) 2))
8 P O- Z/ }% s) X) q - (setq area (sqrt (* sz (- sz la) (- sz lb) (- sz lc))))
) ~. ?9 _& A% [, k& I6 @ - (setq lh (/ (* 2 area) la))
/ q) w# |8 O& I% {( l% c8 c7 @/ `
8 [, j, I! ~( e2 T2 D- t" f Y6 N- (setq bb (polar aa 0 la))
' N& [& k h0 |. Y& x/ d( z5 L# @ - (setq ah (sqrt (- (* lc lc) (* lh lh))))
+ z' G- v: G# d8 T4 E m% d - (setq ang1 (atan (/ lh ah))) ;ang1弧度值2 n, d) I3 b% W
- (setq cc (polar aa ang1 lc))! s& k9 K# J# Y9 Q' K' R% K
- (command "pline" aa bb cc "c"
" W% Z% v' g% L, I$ ]0 o( m" c - ;显示相关信息,可省略& M! h' Q, M" S$ }
- (setq ang1 (* ang1 (/ 180 pi))) ;ang1弧度值转换为十进制角度值
$ m- B' I) K& x4 R& c, q& m9 o" [ - (princ (strcat "底角度数=" (rtos ang1) "度")
( v# l5 F/ @' ?; b" |5 L - ;上一步或者可用(princ "底角度数=" (princ ang1) (princ "度"0 J* z7 f/ F3 A; ]
0 g; d' d: O |2 p. y4 C- (setvar "OSMODE" Osnapmode) ;恢复初始状态 9 E! p% J' @, E1 G
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- (prin1)
# ~+ a) Q3 h3 w5 Z1 d$ H$ f( U$ S - )
& a' C3 j% {+ p - (prompt "哈哈,入门级的水平啊,见笑了"' }/ ?- ~/ D. R/ y$ Q& y e0 y! ^! T
- (prin1)
复制代码 貌似这样插入有问题~~ |
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