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发表于 2014-10-22 12:38:18
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本帖最后由 xhq1954425 于 2014-10-23 09:05 编辑
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(defun c:tt()
) S3 a7 b- \: y. U: O9 G$ G (setvar "cmdecho" 0)
7 o. e, Q+ B0 _2 H- B (setq e(car(entsel"\n选择凸轮曲线:")))
# I( T- m" r$ X9 I4 N6 { (setq ei(car(entsel"\n选择投极轴直线:")))
: U. @. I( M0 P2 f9 C (setq O(getpoint"\n选择凸轮中心点:"))# H, Y F% U3 S6 Q6 B" D
(setq X (car O) Y (cadr O)) (setq n 1)
+ U$ N9 j! k6 n- E- r: H (repeat 3602 K0 M g1 M& v9 o/ |
(command "rotate" ei "" O 1)
" a& ~" f$ N5 q6 E; ^7 N& ^2 Z (setq Point (trans (car (GetInterPointlist ei e)) 0 1))
* e/ e: \! S3 } (command "Text" (list X Y) "5" "0" n)
1 @& |' F$ I+ | i1 A (command "Text" (list (+ X 20) Y) "5" "0" (rtos (car point) 2 2)). K! G: Z3 z! I2 g9 X% e
(command "Text" (list (+ X 60) Y) "5" "0" (rtos (cadr point) 2 2));保留两位小数; v2 `2 B/ Q, N( G0 L# I
(setq Y (+ Y 10))! j8 m7 r1 ~4 v) `# z8 k3 Y
(setq n (+ 1 n))& ]3 A) [) M$ p, f- M+ W" u
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(setvar "cmdecho" 1) - h ]& J( C; D2 ?3 d/ T5 H
(princ)
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* v7 _8 C/ I7 o- Z(defun GetInterPointlist (ent_1 ent_2 / ent1 ent2
T P( Y4 z* N) \- R3 t4 H ax_ent_1 ax_ent_2 intpoints i( q3 R& u! N% D) i* a% `. F& }
j k disp int_list# y* g6 h# n( q: m$ Z
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(setq int_list nil)
" J0 F5 _9 s% u, H5 n; ~* d* J (setq ax_ent_1 (vlax-ename->vla-object ent_1)
8 s; X' q. g' z) S7 X ax_ent_2 (vlax-ename->vla-object ent_2)' R0 y5 r+ o, v) r2 d0 X
)
9 d- g& w8 [& t1 y. z (setq intpoints (vla-intersectwith ax_ent_1 ax_ent_2 acextendnone))
- A, u0 S- O: T, T5 ] E* d (setq intpoints (vlax-variant-value intpoints))8 F# I* H* J- y) c) ~! A5 \3 y# M
(if (> (vlax-safearray-get-u-bound intpoints 1) 0)6 X8 m& k! u) I. t
(progn
8 Z, m6 H& A; M3 k2 N9 K: e4 \ (setq i 0)
$ Q5 e4 c$ t& q3 I7 d/ I# Y1 T (setq j 0)* s! A! Z+ f3 H! x+ s" x0 f
(setq disp "")1 l4 m0 j, S ?: L, X
(repeat+ w1 v2 G/ ?* z" ]) J
(/ (+ 1% F/ v, n7 C' k' R" A: j4 ^
(- (vlax-safearray-get-u-bound intpoints 1)
, [: }( Y* d5 F( q (vlax-safearray-get-l-bound intpoints 1)$ B& U3 L8 {! K- `2 h* P2 n
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)
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' X3 y3 f% C. \9 d, x2 k( ^ (setq5 K$ g) ~! n# K
disp (list! Y5 Q! p1 F; X$ f X7 B
(vlax-safearray-get-element intpoints j)
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6 g1 K% x; ]4 ~% X# V$ k (vlax-safearray-get-element intpoints (+ 1 j))
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(vlax-safearray-get-element intpoints (+ 2 j)): o8 B( I# t. Y0 t
)
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& V1 N2 @& s6 z" u' z" e- I (setq i (+ 2 i)
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)
* T% k! t. y* y4 y (setq int_list (append int_list (list disp)))
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(setq int_list int_list)
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