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(defun c:1-18();网球
, N5 Q( p! Q& d0 n (setq n (getint "\n顶点的数量<4>："))
, ?; n. K- J- v+ N (if (null n) (setq n 4))8 e" |4 [' P& E: N- Q0 r& a
(setq r (getint "\n球半径<10>："))& L' _0 e8 Q t# W0 j, @
(if (null r) (setq r 10))
/ Q& q7 Y+ j1 `0 i& G (setq 5 x% U% S1 ^5 [& E$ V3 w# O/ I
s (sin 0.339836909)
4 i' x2 Q1 m0 o, w' f c (cos 0.339836909)
+ t. T/ [5 s# a" n2 l' F' k )
! L( Y) Y' C& S: j9 u4 u (setq d0 (list 0 0 0))2 T' G& S# g X* u1 M8 m1 m% S
(setq d1 (list
- D/ n0 q* P; \; w2 F (* r c -1) ) I/ [9 n) c0 e3 } p1 ?
(* r s -1)
8 n8 y, f! \4 s& g! e9 ^4 X. m 01 @% M" A3 C1 Y# `1 W
) & `$ e3 ^- C2 m+ I
)
& M. u/ b* M. ~0 m# g2 g* m (setq d2 (list
% q0 \* x3 ]) x& d, ~ (* r c (cos (/ pi 3)))
6 m# a3 A& a8 v (* r s -1)
+ _ e1 d. P/ Y* E) r' B! V (* r c (sin (/ pi 3)) -1)! p/ q5 G5 z3 y0 _( D' E1 m
) $ x. V, Y- \; |7 q% B5 a' e
), ]% l+ Q1 o/ I5 T' \ K
(setq d3 (list 3 V1 y. q* r3 s/ p; G; H0 {
(* r c (cos (/ pi 3))) 6 c9 T. N% I& }9 o z& ]( h( l# ^
(* r s -1)4 L0 M% V9 K' X
(* r c (sin (/ pi 3)))
4 R9 L/ Y' t @2 \. r s )
8 q3 }0 C# S" z' J )2 F+ X) t$ Q g' [ v7 z
(setq d4 (list 0 r 0))
% a! z9 F- H) {' {1 h4 `/ } (command "line" d1 d2 "")
$ M* O0 J9 e: B( G+ i9 `3 t (command "line" d1 d3 "")6 J/ e2 |0 J3 L7 H! [
(command "line" d3 d2 "")
) ~; o! a5 A# p9 a5 Q1 n8 | (command "line" d1 d4 ""), Q3 b. C9 x4 Z" k8 t
(command "line" d4 d2 "")
( ^, f c& g$ z; B2 O (command "line" d4 d3 "")
2 h0 T! f- r: n) {' [. ^- q (command "line" d0 d1 "")
1 A, @& E" X! v U. t9 S (command "line" d0 d2 "")
3 r8 t Z) y9 _2 ^ (command "line" d0 d3 "")
) q) N O, T. g, q' {8 M (command "line" d0 d4 "")2 H1 t6 o# Q- K3 `/ Y- F. a6 ~
;(vla-AddSphere d0 r)+ }' d7 d j8 ]$ y
(prin1)
+ b @% X/ E$ _4 G* L$ C)/ G" o5 p% D! a% w$ B
& ?6 J+ ]) ?: M% F, `2 K) a7 r# Y |
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发表于 2017-8-21 22:12:00