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我的模型,原意是使得每五个turtle成一个矩形,这些矩形随机散布在一定范围内。6 Y0 h& h! Z0 W0 S, _, Q
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但是运行结果所有的矩形重叠在一起,只显示一个矩形。请大家帮忙看看。4 Y. C. ?+ H) ? x- N* q& H
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turtles-own [a b c d k f g h
+ ^2 z4 G! X9 {8 f, e# x: G" G% k x y ;; these are the leaf-turtle's offsets relative to center-turtle
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[, Q, Q: H- wto new3 ?3 }& b/ L# F7 Y
ca8 l: C6 j ^2 T9 g) \, S1 E
crt 5 * num_of_building
( J. A2 C3 m6 Z' \6 b ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
6 z4 k4 \/ v$ f0 b4 f scatter ;;keep center-turtle random positions " o, U7 Z+ g, ~" R8 W
unit_plan ;;make up the building plan
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to scatter
+ c j k. Q8 ~- Q: H. yask turtles with [remainder who 5 = 0], ^( o% L7 [6 _5 W( K
[
) k7 g1 ~. A* g# z0 z8 w7 O9 gset xcor xcor - 6 + random-float 15
. \! A/ _( e! \0 f( mset ycor ycor - 6 + random-float 15
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end
& ^; z( D$ _. jto unit_plan
, ?$ b- H: h! C# P, K" }- Pask turtles [/ k6 v3 C3 z! U, i
if (remainder who 5 = 1) [set a who " a! C" s. l* Q, ]1 _0 ]% i
set x ( 0 - Wid / 2 )
6 N% `: X% i6 n7 p3 j( W( F- s9 j! L% f set y Dep / 2 ]" D. H6 ^/ i. d# B
set b int (a / 5) * 5* M4 M7 N4 v' Z
setxy ( xcor-of turtle b + x )/ W/ o4 V, v0 ?5 M, J Z
( ycor-of turtle b + y )! A5 b e/ d7 I- a# E8 s
if (remainder who 5 = 2) [set c who6 ]% i# s2 G: g* G
set x ( 0 - Wid / 2 ) % d& U; D, z/ a. e2 U
set y (0 - Dep / 2 ) ]' C8 w$ D! U, R$ o' X
set d int (c / 5) * 5
1 Q+ D% |$ [. [/ t6 q setxy ( xcor-of turtle d + x )6 m+ N0 L, l* f# H- v
(ycor-of turtle d + y )
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if (remainder who 5 = 3) [set k who
Z/ o. c3 a6 r1 x0 h! T; M# \ set x( Wid / 2) $ T' c3 ?' M: p0 ?
set y (0 - Dep / 2 ) ] v$ l3 x; N- j2 G0 q
set f int (k / 5) * 5
. e+ Q8 l" }4 Z+ k3 N setxy ( xcor-of turtle f + x )
) K- F& r) r) G0 ^! W (ycor-of turtle f + y ) # |! W) Y1 B# Q8 n! E
* r# |$ y0 M$ d- E% `4 W1 @
$ t/ J& w: K6 p) [if (remainder who 5 = 4) [set g who
5 l! U- D' v& g0 t( m9 o3 r set x Wid / 2
8 w. H( z5 L7 z* B) h! a0 H% z" m set y Dep / 2 ]4 i1 \" I: z1 e5 |
set h int (g / 5) * 5
8 o- f# P3 n2 \1 N: \& j setxy ( xcor-of turtle h + x )
8 M; m; ?& }; v4 g0 O (ycor-of turtle h + y )
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end8 Y! W4 v* D5 |9 U3 u+ q. L
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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