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发表于 2008-12-6 22:42:04
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来自: 中国台湾
- 5 ]" s9 A: H! I! Q. \
- (defun dxg (code ele)
* @: E% c/ u6 x& {2 P - (cdr (assoc code (entget ele)))
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0 A2 x0 g# w2 E4 o; ]! H1 v# n M- (defun vpt (a b c)
) P1 c m+ \5 I7 _) Q P - (equal
; C# P1 d8 i9 V" k! X# I P) b' N8 x - (if (caddr a) a (reverse (cons 0.0 (reverse a))))
$ l/ U9 C; l+ _- o - (if (caddr b) b (reverse (cons 0.0 (reverse b))))4 _1 o* D# n& t3 M
- (expt 0.1 c)( v9 H5 |; d& f# K
- )! E$ u1 D; B- E4 Z
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-
* a8 z& E! z( G4 y - ;;; =========== for Test only =========================================6 d0 |$ D) _$ i# Q0 s
- ;;; 删除线段内的短线
0 y/ y4 Y- x1 E2 q# V - ;; ssen = Line Selection
$ E: E+ Q# h( g+ d1 h- D; A - (setq nn (sslength ssen))$ g4 h7 |( {' a5 S, x
- (cond
) e6 D8 U! M. V5 e1 f - ((< nn 2) nil) ; Nothing to do
6 F' Q. M+ y) [) N: j2 R# v8 p3 u! G - (T
, @5 P) t! L! S3 F$ x; B - (princ "\nProceeding with Line ....."
, v* w. N* X" p - (while (setq ee (ssname ssen (setq nn (1- nn)))) ) |5 s/ g. k1 O; E9 @. l0 p6 ^
- (cond) K+ E$ B$ _* O. B/ i
- ((null (entget ee))) ; bypass
* m9 O3 h) F# s1 F t - (T
m! g2 I+ m2 m8 N2 c, |* W5 f - (setq p1 (dxg 10 ee)! N* l/ t4 d* b, v
- p2 (dxg 11 ee)$ W6 K( k( x o, r& @% o3 e' z9 w, W' r
- v1 (angle p1 p2)5 b5 U) e. ?3 s; q
- e1d (cdddr (cddr (entget ee)))) Q. K8 m, [2 P5 V9 P: L4 x
- sc (ssget "f" (list p1 p2) '((0 . "LINE")' ~5 L+ E: Y8 m" b+ S; T/ S
- sum (if sc (sslength sc))& r6 y$ B* }. f; n1 Q$ Y! D
- )
5 w0 b+ [( n& x& |: A; I, H' ?8 P( z - (while (and (entget ee) (> sum 0)) S/ x n& |5 x! u4 ], {( x
- (setq e1 (ssname sc (setq sum (1- sum)))), I: D( C* f, j/ {. {+ e O9 w+ V9 E
- (cond
5 y- q1 M, v& N - ((eq e1 ee) nil) ; Itself
$ E! `1 c5 A8 H - ((equal (cdddr (cdddr (entget e1))) e1d)8 R, i8 I3 u8 K) s d) I7 d
- (entdel e1)
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- (T5 s8 F1 I1 Z- e V
- (setq p3 (dxg 10 e1)( F. |' v( w+ M# a- a( h
- p4 (dxg 11 e1)& \; c9 v2 E: F' N s, f
- v2 (if (vpt p1 p3 5)
8 r; A! v! [ _1 [0 Q) Z( q, ^ - (angle p2 p3)
# D( \8 o- ^7 p; a# a - (angle p1 p3)
- H. F. G3 [3 K5 h3 O - ): u0 B3 L: @9 V- |" g
- )
, x5 x) Q, Q( j, c# q - (if (< (rem (abs (- v1 v2)) pi) 0.0001)
+ z e# l( n7 _. k. c: n9 _ - (if (< (distance p3 p4) (distance p1 p2))
( Y* Z0 m G% u* N4 r0 Z - (entdel e1)* f. r7 G( P+ K+ A+ S& Z6 _9 D
- (entdel ee)8 |; e9 u6 p: S6 o" ~7 E, D
- )
O( P6 k% P, f6 z+ R- U - )
+ \- {* A3 J5 g) I# ]; H - )
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- )
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t1 t3 n b) A' Z$ j: x. ^0 f[ 本帖最后由 SunVei 于 2008-12-6 23:24 编辑 ] |
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