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发表于 2009-8-21 16:32:23
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来自: 中国四川乐山
我用autolisp写的自动计算命令
/ ^% ~/ U0 P( `% N& Z(defun C:aw(/ ss str bl hd a n mj wt fil sdata st sl fl fl2 sn)6 P- N! Y5 o9 t- }- }
(princ "\n计算不规则钢板重量")
' T! P) Y, o* s/ h (princ "\n请选择用于生成面域的直线或面域")
6 y3 Q. e/ I+ a; k0 s (setq ss (ssget))
' @* H) l8 X+ k9 z" t* S (setq st (sslength ss))% x' u v. A% Q$ Q* U6 z% S
(setq sl (- st 1))4 \" g" j5 R+ I. }: t; K
(while (>= sl 0)
; }1 f* O5 y3 M [0 f' D (setq sn (ssname ss sl))4 o7 |( {( Z9 _
(setq sdata (entget sn))
& u8 C* }& a* D1 z (if (= (cdr (assoc 0 sdata)) "REGION")(setq fl T))
& H2 y7 z& T, @: A (setq sl (- sl 1)); [. k1 q0 z0 _1 y% H) I
);end while0 R* D/ ?) B9 L- I" o1 C+ M: U
(if (not fl)0 Q }' l, j1 {1 O% i1 B0 L { T
(progn
, ~, L4 G z# E) h, O i- d (command "region" ss "")
4 v. i1 n( e( j/ Z (if (not (setq ss (ssget "p")))
7 y+ M' `; `; C3 M7 a g (setq ss (entlast) fl2 T)* S, U8 p# U+ q/ }" @
(if (= (sslength ss) st)
4 g H0 @3 V& v3 m" a (princ "\n图形错误,不能生成面域!请检查图形! " )
1 {( w7 |. L0 G (setq ss (entlast) fl2 T)
- J# ~! z' L: t' J$ `$ s. J );end if
: B+ @# w7 x$ j; ]% V );end if
2 s6 W) A5 Q, M5 J );end progn
9 |( N0 G: u/ v6 [& Q( L );end if
5 p+ C6 b4 i9 ]: Z (if fl0 F2 z7 g2 i; |$ n7 L
(if (> st 1)
+ z9 L9 I. \1 B6 Y/ i6 l, |7 t (progn
( Z0 I) f6 M% r& D (command): f" n) W! N$ A+ a
(princ "\n选择面域太多,或有非面域实体! " )
1 }# ~) D0 H. _' T );end progn0 v2 a" S# I9 b6 m
(setq fl2 T)7 h( D2 ^, C& F8 M6 I9 m e2 v
);end if
0 r6 }7 v4 ?2 u+ o! i5 v );end if1 e- q- y( @$ _8 a: X
(if fl2
2 O7 m# A2 P) G (progn
7 E* v% s( f6 @( p6 h8 N, l (command "_area" "o" ss)- s" l" Z' s( w
(setq bl (getstring "\n输入图形比例:"))
' C3 ^. ? v! ], l+ p: ^. [6 } (setq bl (atof bl))
- s( O& J# ~. y. X# V: v. B3 @: q (setq hd (getstring "\n输入图形厚度:"))/ ]# l$ I% B! c) M
(setq hd (atof hd))
+ ?, E" |7 {( ^7 e9 O (setq str "\n图形单位:mm 材料:钢 7850kg/m3")5 V6 h+ P5 H' ?
(setq mj (getvar "AREA"))0 Z/ X& |- R4 j+ P% n/ ^9 U
(progn
8 X) x) i. A- D; x! b" S4 ? (setq wt (* mj bl bl hd 0.00000785))
/ R. [, q0 l, c, c (setq wt (rtos wt 2 2))
1 y; K- J! l& ?. `1 S6 @ (setq wt (strcat "\n重量= " wt " kg "))
, _ h R1 n9 ` K; p (princ wt)( _* o- z' H0 e) H& k% X
);;end progn8 \* R4 v3 g( m w: U
);end progn2 a8 G1 b% K2 O% X
);end if
6 l9 P$ ~/ |5 ]+ Y! s! K) |
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