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在这段代码中我设定了一个stopped？变量，初始状态设为false 。运行过程不能输出stopped？为true 。始终为false. e3 }0 N' y H y; E4 D0 W: }# ^
to go- |; O% H; c6 v2 s/ i1 m$ ~
if not any? turtles with [not stopped? ] [ stop ]
- U; V$ f! S/ n& B, Gask turtles with [remainder who 5 = 0] [ [" J0 X$ G3 y+ T) }
set close-mates (turtles with [self != myself])with[
# a$ k: l- Y ^(abs(xcor -(xcor-of myself)) < X-Dist + Wid ) & w& R: r- _) T! d1 z
and (abs(ycor -(ycor-of myself)) < Y-Dist + Dep )
" K& A1 R. q# o/ k$ J: w7 q. Q; mand remainder who 5 = 0
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ifelse any? close-mates
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set closest-one min-one-of (close-mates with[self != myself] )[distance myself]% i7 H" ~6 {5 a r
face closest-one J1 L$ l, N! m3 W, e+ w* Y
rt 180
3 s3 a, V" O l/ r3 N( @8 G7 E p8 tfd random-float step-size: x# a/ u7 M9 x) r& d5 l, E/ s4 [+ X
avoid-walls
( m% D/ \7 a& i8 pset stopped? false]! b8 I, K: t- h% q1 ?
[set stopped? true]
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发表于 2008-4-12 15:04:09
楼主