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发表于 2014-10-22 12:38:18
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来自: 中国辽宁本溪
本帖最后由 xhq1954425 于 2014-10-23 09:05 编辑
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(defun c:tt(). a" O8 W/ A0 c. l i* k
(setvar "cmdecho" 0) 6 J* n- M. u: a# A1 a3 }) l
(setq e(car(entsel"\n选择凸轮曲线:")))
E7 Y! s0 c1 k O7 {) p0 z8 j (setq ei(car(entsel"\n选择投极轴直线:")))* @1 ^) Q. Q; h1 Y
(setq O(getpoint"\n选择凸轮中心点:"))
% M j$ e- r& D% M9 G! x( f* M/ P/ u (setq X (car O) Y (cadr O)) (setq n 1)5 ?/ A5 P; C5 O s& s+ _& i/ C; F' W
(repeat 360
* y# [1 S6 j8 p" t+ } (command "rotate" ei "" O 1)
) t$ v0 ?9 k0 j& b" J (setq Point (trans (car (GetInterPointlist ei e)) 0 1))
* o$ |7 a$ T* K2 l2 r$ w v g (command "Text" (list X Y) "5" "0" n)
% H( i6 N2 n' O8 R1 b3 V5 z% d (command "Text" (list (+ X 20) Y) "5" "0" (rtos (car point) 2 2))
% D1 |7 r3 C5 E2 Q3 i: D (command "Text" (list (+ X 60) Y) "5" "0" (rtos (cadr point) 2 2));保留两位小数" P5 i1 |, K3 ?: @9 M2 j
(setq Y (+ Y 10))
- a8 P6 u( d/ |, C (setq n (+ 1 n))
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(setvar "cmdecho" 1) 3 u, ~+ W5 N4 Z9 p
(princ)
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, n- F. J3 h& K8 O" w8 j2 v(defun GetInterPointlist (ent_1 ent_2 / ent1 ent2, G7 G) a% a0 P7 r) l' t$ f5 s
ax_ent_1 ax_ent_2 intpoints i
! _" S5 G" x9 l/ C j k disp int_list
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; S! @2 U( k2 I (setq int_list nil)
2 H( v$ @& K, C( j0 ?# a (setq ax_ent_1 (vlax-ename->vla-object ent_1)$ N$ \1 ~' V! }
ax_ent_2 (vlax-ename->vla-object ent_2)- |" k6 A' r* N @& ]) n
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(setq intpoints (vla-intersectwith ax_ent_1 ax_ent_2 acextendnone))
+ a0 [2 w! p" Z; o (setq intpoints (vlax-variant-value intpoints))
2 q8 R; B/ _3 g4 \' P# G (if (> (vlax-safearray-get-u-bound intpoints 1) 0)4 u9 ^. g; `3 w2 p/ a6 J: }
(progn! F5 p$ a2 A9 v, L7 s# g7 g3 I
(setq i 0)
( B$ ?( `$ z, `4 o9 O (setq j 0)' L% o; o! R& q3 x" L$ I
(setq disp "")$ k7 s+ d- I: u# ]
(repeat! ?2 V& m# `2 W
(/ (+ 13 L: D, c; o/ g7 W$ L
(- (vlax-safearray-get-u-bound intpoints 1)
7 G$ H6 z- s4 _1 x5 f n (vlax-safearray-get-l-bound intpoints 1)) e7 j$ s' m. c5 T
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)
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disp (list
$ N1 T6 k5 R/ D5 x" g1 L (vlax-safearray-get-element intpoints j)* d3 O" V) q7 [2 ]$ i
5 v7 B/ Z8 ?2 P3 ]; h7 r$ F, J+ _ (vlax-safearray-get-element intpoints (+ 1 j))0 I# P* r1 h$ o) \' ]
" t+ G( z- f# B3 B) y8 x (vlax-safearray-get-element intpoints (+ 2 j)) Z. f$ A E- _5 D1 j9 g
)
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(setq i (+ 2 i)
( m; \: C6 J7 p3 J% r" m j (+ 3 j)
( @. d7 U6 F1 T! \. B! O8 n )
7 g3 x( E, Q! n4 s/ b (setq int_list (append int_list (list disp)))
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) n2 l5 z( j& B" r6 _
(setq int_list int_list)
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