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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。8 `3 E, w) Y K. W( T, G
' q$ j5 a4 l7 }3 `; O2 i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。
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turtles-own [a b c d k f g h; n3 q# l0 o' f8 t; D
x y ;; these are the leaf-turtle's offsets relative to center-turtle . o0 L- Y0 n. X Q# F3 @# |
]
# B2 P6 N) z3 n3 m( fto new0 o/ K% J' e: c6 q, _! `
ca
& F( E# g, v# J3 x) o# M crt 5 * num_of_building
2 t9 X* c- G1 B8 W+ p! }0 W' I ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]4 i: T H& ~$ }
scatter ;;keep center-turtle random positions
& y2 T0 O1 Q o1 N2 [ unit_plan ;;make up the building plan m, Y8 j6 S$ J2 B1 {* T8 e! U# o
end, d, Y3 c, S* [" r+ {
to scatter) l3 ?6 d$ X, ?; W
ask turtles with [remainder who 5 = 0]5 o1 U+ H4 |& B9 G
[
. ^! V4 J+ h g9 M% Z0 u1 _9 }% sset xcor xcor - 6 + random-float 15
7 K3 m$ P( o2 e6 Y! g1 X7 E) d$ |set ycor ycor - 6 + random-float 15
; j9 D% X3 s- `]) ^: t) E# P. E; c- S, X
end; o+ _ @; ? S) L
to unit_plan
1 r u. P e3 F, A; {) iask turtles [2 ~2 U9 q! _: f& w6 n6 U
if (remainder who 5 = 1) [set a who
2 ]6 T' |/ _' x# a$ B' p" h$ s set x ( 0 - Wid / 2 ) 6 j* J8 j+ T i) }( j( T
set y Dep / 2 ]
, p2 v( s" B, S6 ]/ Q; | set b int (a / 5) * 5! R2 ?' t4 @" ? U: R
setxy ( xcor-of turtle b + x )% W# K/ m& U4 N. [0 f: C
( ycor-of turtle b + y )
1 a( w( o5 L7 D" `" q" rif (remainder who 5 = 2) [set c who3 B- P0 ^# B" Y C2 A9 q) p8 t
set x ( 0 - Wid / 2 )
! e a0 j* I- O5 _1 j4 m5 i9 a set y (0 - Dep / 2 ) ]
& R" l" p1 Y7 X" |1 E& |- o+ ? set d int (c / 5) * 5
# F, G: c% d' A0 |& W setxy ( xcor-of turtle d + x )8 m7 V5 l7 e3 m8 L
(ycor-of turtle d + y )
# w, q5 ~' p1 w: Y / K/ r" S6 |: |
5 T0 ]& |7 j4 Yif (remainder who 5 = 3) [set k who
7 E) g T3 ~1 H/ C3 H8 _9 o2 H set x( Wid / 2)
) [$ y1 V6 M' T- L. I set y (0 - Dep / 2 ) ]
8 h7 l1 O' H. k! j set f int (k / 5) * 5 V; K8 |1 b* U# d+ i$ v
setxy ( xcor-of turtle f + x )% E& @' K6 `& A- I- i3 I
(ycor-of turtle f + y )
) M& p! S/ b: O0 G! ]) y
) T" y4 z5 r' @' p5 Q 3 u7 D& Q. p9 [6 u! S
if (remainder who 5 = 4) [set g who7 e( w7 G _' R+ ~- m/ _
set x Wid / 2 / N2 `7 z6 E3 t8 x- C7 b
set y Dep / 2 ]
/ w$ e( _3 Y' U+ e: T) ~ set h int (g / 5) * 5) G; T! V6 o, x' ^
setxy ( xcor-of turtle h + x )
( R# l) S( F; J$ \: X d (ycor-of turtle h + y )
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5 I, ]/ A1 T3 |* Z+ ^; D. j ]
. d7 V, \: }& U1 q, J2 f: @end5 Q- p7 [* G' z; \2 w E
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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