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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。
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/ z( `" H" I2 I: Q7 n' B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。' P3 M- X1 ~; s% d" u. _% ]
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turtles-own [a b c d k f g h
4 g ^7 I, F+ f9 V" J: w$ y x y ;; these are the leaf-turtle's offsets relative to center-turtle * V; p# o. X: C& j2 @
]
- D/ t1 j7 \7 kto new
7 ^- r8 Q4 y, F7 @2 K ca
7 e+ t: U2 v+ O1 a/ r crt 5 * num_of_building/ w9 h4 G+ T5 t6 _2 Y9 d
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]6 s3 s( a: U" E: J; F. X A3 @! A$ {
scatter ;;keep center-turtle random positions
7 `# ^ K4 E' |7 p unit_plan ;;make up the building plan! o; {1 y7 P. r" D @ I+ a' A, P
end
0 n3 T `% C3 ~to scatter
$ A1 h; r- R8 p4 } S# G& xask turtles with [remainder who 5 = 0]" y' c" e& X- T: x Y
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set xcor xcor - 6 + random-float 15
1 w/ p# h. U5 S& k5 W& U, Eset ycor ycor - 6 + random-float 150 ~- C* h7 O7 p+ V; O" {1 C0 n
]
0 X8 y( f2 T+ b' ?5 P; R+ J3 S+ }end
- T x9 i- W+ e# j) F5 Mto unit_plan
* ]1 O: L9 ]+ |7 \! }ask turtles [; W9 R2 L% ~6 G6 g
if (remainder who 5 = 1) [set a who 2 m2 R$ C8 M, V J; ?$ I
set x ( 0 - Wid / 2 )
6 l: p& o. B9 R, N* q set y Dep / 2 ]) G: `: w2 \" \0 B. _+ [$ U3 U
set b int (a / 5) * 5
4 F9 h! \. c. ^ setxy ( xcor-of turtle b + x )
, r) z0 y0 o, P0 L! n ( ycor-of turtle b + y )' B% ]- W) ^( e
if (remainder who 5 = 2) [set c who+ p6 U( l: Y" ?8 V
set x ( 0 - Wid / 2 )
8 n6 O1 T% i u" L* k8 B, ` set y (0 - Dep / 2 ) ]
+ w7 }% E/ t! Q% Z% X set d int (c / 5) * 5$ i; o/ Z) ?' B& Y/ I6 p$ F
setxy ( xcor-of turtle d + x )% m) a+ Q' r8 d( G: X/ s. g* @* |
(ycor-of turtle d + y )
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if (remainder who 5 = 3) [set k who
$ S6 e+ ?' g0 _0 f# T set x( Wid / 2)
# l5 ?1 D, D' A0 O: k3 g# u set y (0 - Dep / 2 ) ]
6 W J7 v8 Z7 \: G- Q set f int (k / 5) * 5
3 N' U6 W, C, x) N* s) w. e _ setxy ( xcor-of turtle f + x )/ T( Y( d' o8 y( `
(ycor-of turtle f + y )
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2 [% s7 @% h! g) z8 P% sif (remainder who 5 = 4) [set g who( Y8 _' B6 J+ O$ i6 R" R9 I
set x Wid / 2
2 \% R5 L( d0 s( B" g) n# t set y Dep / 2 ]
! }# H/ }1 Y" j" ?7 h set h int (g / 5) * 5. @2 Z$ e- Q9 h+ V
setxy ( xcor-of turtle h + x )
7 q/ ]6 s- E+ X0 H* ~0 U& G' p R (ycor-of turtle h + y ) 7 O% O) T, C4 x1 T7 b3 U3 a
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end
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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