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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。0 V/ ?6 Y" I+ P. A9 p
- s, b9 p: U! r& A$ h) t0 Q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 h4 L( p. C4 e7 _$ [ v" H6 A
x y ;; these are the leaf-turtle's offsets relative to center-turtle
0 V- Z- k* J Z% I7 s# X]
3 t+ \. [2 @8 [to new
/ @8 H0 ]( d+ x* G+ ] ca
( O- A( T4 K9 R$ h6 B5 u crt 5 * num_of_building% D+ y' C2 b) y$ B7 @7 ]) e3 h( U. C7 Q
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]' P O; W+ p0 z9 m# k, A+ m) L! k
scatter ;;keep center-turtle random positions
% X' \) R# G# [) e; y6 I+ b8 U unit_plan ;;make up the building plan
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to scatter* J5 b5 n- w" w9 |% U
ask turtles with [remainder who 5 = 0]
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; w6 |% ?6 Z# V) a' y* l% Hset xcor xcor - 6 + random-float 15/ L7 E% f; a) \. t% n) H. B
set ycor ycor - 6 + random-float 15$ v, `% |/ N8 a8 y) j7 ^
]% S% \* z) H" ^; H" v
end/ X. m/ V! q& }& e. c6 V
to unit_plan
8 m% K/ g( I0 U n) W- H# Qask turtles [9 V( |2 d- D; G8 b
if (remainder who 5 = 1) [set a who $ f' V1 [- N7 t3 G5 }
set x ( 0 - Wid / 2 )
5 Y* K. A% B d# U set y Dep / 2 ]
8 q" e7 H0 ]5 g set b int (a / 5) * 5: L9 g' `5 V3 o
setxy ( xcor-of turtle b + x )
7 Z# f1 E: K7 Z* ?0 C0 D* U ( ycor-of turtle b + y )3 C6 b- t7 |# M H, u
if (remainder who 5 = 2) [set c who
9 H3 E Z) r. i: |; \ set x ( 0 - Wid / 2 ) % A- l+ K$ o* i8 g4 K
set y (0 - Dep / 2 ) ]
2 c: n; V2 Y- Z( Z7 U: ]% ` set d int (c / 5) * 57 T' J0 y, h$ b5 c2 m* o
setxy ( xcor-of turtle d + x )1 ~, n& X/ b, V2 _6 i) M0 s
(ycor-of turtle d + y )
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( J* T, a! A3 y4 ^( x* X h/ s- f# pif (remainder who 5 = 3) [set k who
+ h9 v* {4 X( U) }! }9 k1 ^ set x( Wid / 2) " d6 h/ `$ @) h0 m- p9 ^9 o
set y (0 - Dep / 2 ) ]! k) N! f( C- c2 a
set f int (k / 5) * 5% b2 Q# }. D {. S3 a
setxy ( xcor-of turtle f + x )4 |; p: ]: ]1 y( k1 G. Y8 d, A
(ycor-of turtle f + y ) ) d/ m# f- F2 Q/ O, C
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2 {$ x: q" j* rif (remainder who 5 = 4) [set g who; x! o5 n% o- p' g/ h! {
set x Wid / 2
2 g' l$ N# e# E set y Dep / 2 ]
& M1 d, _) [8 k2 y set h int (g / 5) * 5- v# R- K9 ]( w% J3 z7 r$ Q, U) } K
setxy ( xcor-of turtle h + x )
1 z+ M: d7 m7 Y4 E# I$ E (ycor-of turtle h + y ) 0 q6 u/ Q( Q" V5 B7 u
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end9 g) ~( R! |" b* ?& f
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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