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发表于 2008-12-6 22:42:04
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来自: 中国台湾
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7 ]+ y- U3 T1 z - (defun dxg (code ele)8 C# H$ Z* @; ~
- (cdr (assoc code (entget ele)))
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3 O* [, N9 L* e7 U4 E- (defun vpt (a b c)
! S7 x& v) h: ~/ w3 K0 s" D5 T - (equal
/ a: T: y- c* H. C5 s' ?: S6 Q - (if (caddr a) a (reverse (cons 0.0 (reverse a))))3 @* n+ ]( T2 a* X# l
- (if (caddr b) b (reverse (cons 0.0 (reverse b))))* C t% q6 c j+ Q. G4 `9 M3 p1 g
- (expt 0.1 c)
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- & g0 M' `$ }$ u4 N- S
- ;;; =========== for Test only =========================================
5 }. c! c3 l3 S - ;;; 删除线段内的短线5 t* _7 Y0 H7 w$ r% z' ~ |3 {
- ;; ssen = Line Selection* A& J' r6 V$ W D
- (setq nn (sslength ssen))4 g/ y- H: [; s! B! o, r
- (cond6 q' {" z# l! u8 b9 N
- ((< nn 2) nil) ; Nothing to do6 H0 @: V! D+ Z
- (T5 [3 b w# q2 b. G1 J
- (princ "\nProceeding with Line ....."6 Y" k# A9 m) t% h4 w4 Y
- (while (setq ee (ssname ssen (setq nn (1- nn))))
# D/ f. u" i; r% o0 K: I0 s - (cond
' T+ ~, {; v- A; u: V - ((null (entget ee))) ; bypass5 ]5 p- `) u! I. ]3 ?. _
- (T6 p! ~6 D, m" t4 s0 e
- (setq p1 (dxg 10 ee)5 i( o5 \ l* ^/ M. i; i2 v
- p2 (dxg 11 ee)2 N; @2 N* i$ `2 U6 X' ~0 U
- v1 (angle p1 p2)
6 G2 S8 a5 L/ W0 @ - e1d (cdddr (cddr (entget ee)))4 m6 v" {2 B5 G! `
- sc (ssget "f" (list p1 p2) '((0 . "LINE")- y" M2 x4 |" p$ H
- sum (if sc (sslength sc))+ F$ B- M4 E7 I. T) ]
- )
4 x8 y5 ^/ Q/ j5 S8 H0 ^ - (while (and (entget ee) (> sum 0))
# d: }4 W/ y# S& q3 ~ - (setq e1 (ssname sc (setq sum (1- sum))))
* i# w. V1 i2 |5 E7 e% q4 N - (cond
4 u' Z G% D6 z9 ]0 D" M- W' w - ((eq e1 ee) nil) ; Itself4 x' R9 f3 h& |, j
- ((equal (cdddr (cdddr (entget e1))) e1d)* I5 D6 I4 ^! O" U1 m5 \5 t$ x
- (entdel e1) y, a- f( r, q1 H0 _
- ), N; _0 n* W1 L- p5 q
- (T
' Z! l9 K0 c. Y l4 _ - (setq p3 (dxg 10 e1)
% n, j* o* W8 I3 S% ] - p4 (dxg 11 e1)* K- ]7 z0 F! m. w# ~. j7 d
- v2 (if (vpt p1 p3 5)! v3 j/ p, B5 x7 b, C
- (angle p2 p3)
8 @; W1 s4 C8 h, `/ ~( M - (angle p1 p3)5 T! O$ U# _" q4 _+ J t
- )0 Q$ z/ @% O4 S4 \
- ) y2 I" A6 i/ V- h F9 U
- (if (< (rem (abs (- v1 v2)) pi) 0.0001)( B0 o9 B- E6 H$ P& l; M
- (if (< (distance p3 p4) (distance p1 p2))* ]( f8 K- ?7 K* }* k- r- Z2 {
- (entdel e1)& L- V; e- H* P* N+ ~
- (entdel ee), e+ k) [* L; N" I% f
- )
9 G8 g) e5 B# W [ - )
5 s. `# f( Q& V" s' ? - )1 D1 ^. O; S- k0 f ^. E8 M" Z: W
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: {- I6 Q1 |& X9 U% H, L( ] E* H - )8 u& ^0 M2 w, Q/ C; N5 \
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' [8 [6 Z, \- F, g# x$ o[ 本帖最后由 SunVei 于 2008-12-6 23:24 编辑 ] |
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