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(defun c:1-18();网球" K: O7 y) W( W9 ~; z2 D* b. o5 g
(setq n (getint "\n顶点的数量<4>："))
/ Z3 n$ _6 D: `* ^. q8 G (if (null n) (setq n 4))
% s4 q, m K+ a! [# k (setq r (getint "\n球半径<10>："))6 I. d2 n9 D! `" t0 h, y- ^
(if (null r) (setq r 10))4 o/ ?5 s- h% v3 _
(setq $ ^* \, Z4 R, _
s (sin 0.339836909) : F6 s4 B1 z$ O( g) e6 \& H% H* ^
c (cos 0.339836909)
, @6 H8 i/ |7 ?6 G' ?* Q )
/ J6 ?; ? w1 T( [; f: N6 o; Y (setq d0 (list 0 0 0))' V5 Q; _0 u1 S W/ f1 V
(setq d1 (list
c' N0 a( P- y0 k- P9 L6 d (* r c -1) : t; Z7 v N* H7 [; H
(* r s -1) " t# S# }8 u, Y7 S* L" ^7 x; U; d0 v2 ]
05 r6 K0 x+ F% A
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)
) i/ v( n0 S7 j (setq d2 (list $ o' S' V# S R4 o7 X% e
(* r c (cos (/ pi 3)))
" P1 B/ t; r3 E% B7 K: y (* r s -1) 5 G# L2 b# H/ q) [
(* r c (sin (/ pi 3)) -1)
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9 K1 B9 t2 D+ v/ H; q )
! n1 E6 l2 c# m& O6 S* R (setq d3 (list 0 Q& M3 P1 Y" p* I6 H+ `1 ~
(* r c (cos (/ pi 3)))
2 z7 M$ ?; v$ V. X (* r s -1)1 F# A' ]1 G% w( x1 b, E% d
(* r c (sin (/ pi 3)))
. Y- @& g' q+ d H1 n. U) D; a )
" i# K1 }7 b; D )
+ O, h( R$ l1 C: j/ V) s$ J (setq d4 (list 0 r 0))
9 M" I( j% U4 D (command "line" d1 d2 "")
* U1 l! ?& |* o4 L (command "line" d1 d3 "")5 H$ L' {7 B6 ~" U1 ]
(command "line" d3 d2 "")
% k. i) z8 e# E6 ~8 c' k (command "line" d1 d4 "")
- N4 j0 T* O! K/ y9 U3 B. u (command "line" d4 d2 "")0 ]1 U: Q8 N. b1 O9 }
(command "line" d4 d3 "")6 s) u5 Q7 Q, c6 u+ r
(command "line" d0 d1 "")) Q) K2 K5 w: e7 ?; L
(command "line" d0 d2 "")7 L) ^" j" J2 }1 n* a' C6 h5 ^
(command "line" d0 d3 "")
/ u' W$ h9 l5 Y% U (command "line" d0 d4 ""); G! Q. x X; d& \- U3 L
;(vla-AddSphere d0 r)
- P* N9 f% J& w" F (prin1); `1 |/ n$ X3 Z1 _2 G
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发表于 2017-8-21 22:12:00