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发表于 2015-9-10 17:17:35
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显示全部楼层
来自: 中国广东东莞
(defun C:wjx (/ ss cc pc p0 p1 p2 p3 p4 a t0 tt r0 r1 r2 r3 r4) / O7 e3 V, d# c2 n( ` z* z
(setq ss (getvar "OSMODE")
+ d) C7 j* c. Z$ G6 t$ ^9 l cc (getvar "CECOLOR"))
3 k) O; D' h) \* ^# U' R1 ~ (setvar "OSMODE" 512) " r) f( }0 ?& g
(prompt "\n先画圆:采用圆心和半径式")
( C/ g. p2 E3 N (setq pc (getpoint "\n圆心")
0 x! p% G' j) B3 M2 e' j6 z% ^ p0 (getpoint "\n圆周上点")) ( o# d, o& s' E
(setq r (distance pc p0)) : w$ C7 i1 T/ a- g5 D! Z' |8 C L
(setvar "CEcolor" "red") + n; j2 W! P0 _4 p& E
(command "circle" pc r)
1 @4 M: [9 s% M/ x } (command "hatch" "solid" "L" "")' D* C" e6 r' p9 P+ |
(setq t0 (/ pi 2)) % m4 W5 v5 R! N' X6 a, p8 \9 ~
(setq tt (/ (* 2 pi) 5))
. W$ ?7 ^( {. ~' P5 n) | (command "color" 2) 1 P& U6 [- T1 Z" \
(setq p0 (polar pc t0 r)
. _7 j) Q- ?' h0 j" p+ Y& Z; X p1 (polar pc ( + t0 tt) r)
" [; s$ u6 W4 {( P p2 (polar pc ( + t0 (* tt 2)) r). Z1 Q' ]; Y& q+ s! `( u) W
p3 (polar pc ( + t0 (* tt 3)) r)8 R q" T2 c- S, ^' e
p4 (polar pc ( + t0 (* tt 4)) r))
3 G' Z7 Q7 P% V' Z( z* N9 C (setq r0 (inters p0 p2 p1 p4) ; K' j5 N A8 D4 C
r1 (inters p0 p2 p1 p3)0 Y, S. y2 ?, ~9 n
r2 (inters p1 p3 p2 p4)$ }! d9 X/ T9 |2 C1 u$ F5 k, L; o
r3 (inters p0 p3 p2 p4)
1 f5 l0 p* `/ D r4 (inters p0 p3 p1 p4))
# O* ~2 U/ g* R$ ^) U (command "pline" p0 r0 p1 r1 p2 r2 p3 r3 p4 r4 "c") 6 j0 Q9 @7 W3 l; I0 |7 v0 {) R7 Y B2 W
(command "hatch" "solid" "L" "") # U) U& b# `# v. ~( w
(setvar "OSMODE" ss) 2 s, e$ |* Y: V0 r( L# v5 v1 `
(setvar "CECOLOR" cc))& N/ \3 A8 l2 y5 v7 g
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