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(defun c:1-18();网球
! ?4 w7 O+ e5 x. h2 d (setq n (getint "\n顶点的数量<4>："))
4 I G) B. ^- G) w4 l8 P (if (null n) (setq n 4)): t- m5 [6 J6 Z' A' X: a# d
(setq r (getint "\n球半径<10>："))
# x6 l- D4 T" D2 E (if (null r) (setq r 10))
" G% q: ]. s0 X. r5 S, E r (setq 1 t g" R- ^) ?7 F/ j( U1 V
s (sin 0.339836909) " m5 } q% n( Z4 ^
c (cos 0.339836909) 7 O/ \. Q, C" u4 X0 ]
)
e! ]+ C$ g, Y, `) I (setq d0 (list 0 0 0))
: @. g0 P, ?2 I (setq d1 (list
- U4 A5 A0 l9 [: D E/ M9 i( G (* r c -1) 9 g7 S* p0 m) H8 ]
(* r s -1) 6 m6 Y+ p* G" ?; E
0
8 o2 X4 ^3 i6 d# m ) 7 F/ z" F! `& P" [6 D! ~( H
)) y( ?8 w* ]- M9 k9 Z) g1 @
(setq d2 (list
$ V2 N0 r0 p5 ^1 h* X8 O (* r c (cos (/ pi 3)))
9 V. D& J; |6 e% @* s (* r s -1) & {! r2 N4 F, v( C2 M- N
(* r c (sin (/ pi 3)) -1)
6 g& M# W1 {0 e+ L Q ) * l- l1 F: P8 V
)
# Y' e) s3 I- `( c3 @( p+ G (setq d3 (list . j0 ?7 a( Y% L4 P3 ?6 Q6 @2 h) O
(* r c (cos (/ pi 3)))
% ]+ i! g1 H/ ]' t0 ` (* r s -1)
: w7 Z9 J1 A0 q& |/ i { (* r c (sin (/ pi 3)))0 q/ ?) k3 c4 t' n+ I! Z9 `
)
/ O. v4 f9 U7 u )5 K' w6 G8 a6 s9 g- W
(setq d4 (list 0 r 0))
- ?. C# I5 L9 d4 ]9 \ (command "line" d1 d2 "")" `# y: i& `6 K1 m. y1 ~
(command "line" d1 d3 "")3 M5 U" J7 l5 r' X5 \* j8 S
(command "line" d3 d2 "")6 t) k4 Z& \+ L: |
(command "line" d1 d4 "")/ i8 A8 d: r( Q0 x
(command "line" d4 d2 "")
, X/ G1 r: Z6 X. Z9 L5 ^4 I% ]0 b (command "line" d4 d3 "")* c s: H% j; L* x, W F
(command "line" d0 d1 "")) o: ~3 ]4 B4 ~" h: e$ J
(command "line" d0 d2 "")) f, a/ ?2 S7 _9 m
(command "line" d0 d3 "")
9 { \: I/ k2 L% U; ? F% C (command "line" d0 d4 "")
3 L4 K* B D" I6 C4 M( e* w! X ;(vla-AddSphere d0 r)- C, w9 s, y# ~& P1 y7 o0 d2 z
(prin1)
5 r; ?+ Z0 ~$ i& w# b). v0 ~, X8 |, H- @, d6 O
) ^5 t. z+ b) I; t; p
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发表于 2017-8-21 22:12:00