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(defun c:1-18();网球
* N2 Z2 [$ B9 ^0 f6 A" n (setq n (getint "\n顶点的数量<4>："))
* X9 a* r# h, i# a5 ^1 c (if (null n) (setq n 4))3 u5 J! j5 e$ {3 X, a8 H$ _. V
(setq r (getint "\n球半径<10>："))
# A c$ Y$ \9 T! {: ?2 q" G2 U (if (null r) (setq r 10))
) U( F. e- D0 W0 ` (setq
" X) V3 d; U7 b0 y6 h s (sin 0.339836909)
. ^0 Z2 I$ S4 M" ]2 V c (cos 0.339836909)
* N [$ w% s9 C! Y+ ~ )
3 e7 x4 b- d9 p: n: }" A4 l (setq d0 (list 0 0 0))
6 ^2 K$ I7 o$ h (setq d1 (list 0 v" Y! I9 ]6 k9 q. R& Q
(* r c -1)
$ f# ?3 x3 F/ ?, k- }# `" D1 B% m (* r s -1) " }0 ^' ~2 W8 o/ m# g
03 f s1 _3 @- a. x4 K
) 4 V4 j c; N9 o( s; _8 z* z
)* `4 M9 H! k! b" Z/ {. f( M
(setq d2 (list & A4 c3 K+ Z+ h" b( b
(* r c (cos (/ pi 3))) $ X" o: {2 @ ]$ [& M$ ~
(* r s -1)
0 U3 r- W0 z# H4 R; u" R (* r c (sin (/ pi 3)) -1)5 }! C6 Q; j( B$ B; r: K3 y
)
" Q& N- Y8 z$ x )4 |, y+ Z6 m" y% w! `5 V0 U" t
(setq d3 (list # ^; {6 A( T3 n; @8 i) B# c; u( D
(* r c (cos (/ pi 3))) 2 D/ b' j+ e8 C5 ]/ l- o1 Y
(* r s -1)
, Q9 \1 c& p q: ~: F- C9 N (* r c (sin (/ pi 3)))
; B8 v5 q! d4 n ) 0 l8 ~6 U! Z, E$ ~' w4 h' }
)! O6 A8 z9 S1 H
(setq d4 (list 0 r 0))$ [ l4 x' W) X( j7 n
(command "line" d1 d2 "")
% D% s! R4 [6 u! U. q (command "line" d1 d3 "")
* j4 \* j! e% x, D (command "line" d3 d2 "")
r' k/ c( W) U7 ?# f7 S (command "line" d1 d4 "")
4 B4 C# _& L% K y (command "line" d4 d2 "")" {! j5 Z: C% j8 _& ]7 l; C
(command "line" d4 d3 "")" z9 k/ c) y6 _1 h2 B' I
(command "line" d0 d1 "")9 E( v7 c& }. }: g- F
(command "line" d0 d2 "")
4 P- i3 n" ?4 n (command "line" d0 d3 "")
' S2 {/ B( M: n0 i (command "line" d0 d4 "")
& Z" g" y7 Q: i/ h4 o, p ;(vla-AddSphere d0 r)
& l8 I3 ~1 u, p! M. ?3 e2 P (prin1)
% t$ i. p% R* B% A( g: }- I, E)
' F) z& Z$ k7 X( ^* A! V% P# O9 Y& G* ?: z* R3 Z) \% ~5 n
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发表于 2017-8-21 22:12:00