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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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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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, |$ F+ _( ]9 X W& O& u! ~turtles-own [a b c d k f g h
3 p/ G x6 M9 [! u x y ;; these are the leaf-turtle's offsets relative to center-turtle
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% g. i! v7 I* V! T( e$ Y1 mto new: P9 m) S" X2 P, X" {* R0 o7 m
ca. w7 Q, a- w3 F- e* J( d
crt 5 * num_of_building6 C) Y) w1 }8 V
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]1 C8 F: w* U$ p! L6 H1 W2 o! r( x
scatter ;;keep center-turtle random positions + U" r+ H& b& G. q
unit_plan ;;make up the building plan3 L& }' D3 `; X: `7 t: w/ C
end
: a/ K6 a2 H: I |3 X4 c9 O1 Oto scatter
8 N$ _- j9 v' Y" vask turtles with [remainder who 5 = 0]
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set xcor xcor - 6 + random-float 15, T% X; J3 \0 v S4 u6 U T
set ycor ycor - 6 + random-float 15 }9 z/ x9 s# b9 {, w
]
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+ d2 a( t, V2 `/ U; [: N0 [: N4 Nto unit_plan
+ g$ y& X0 ^. w& O zask turtles [
9 P9 Y0 _: H& O, j! Lif (remainder who 5 = 1) [set a who % w* `/ O3 v1 x1 c+ w4 }
set x ( 0 - Wid / 2 ) ) [& U6 B6 q2 e
set y Dep / 2 ]0 n) X: J- q# `
set b int (a / 5) * 5: w( z1 E: R W" V- X6 t$ O
setxy ( xcor-of turtle b + x )
4 u, u9 Z& e) W7 B$ w7 [+ e5 c# A ( ycor-of turtle b + y )
; A. `! [* ?* l/ c6 Rif (remainder who 5 = 2) [set c who6 M1 s6 @0 W) l* B9 q
set x ( 0 - Wid / 2 )
2 r1 Q+ G5 u9 q7 q8 N, n0 n set y (0 - Dep / 2 ) ]
; A; d* H# z9 r( t set d int (c / 5) * 5- U% b+ w. R4 r; I) ^7 o
setxy ( xcor-of turtle d + x )
- ~, ~% F/ X8 n% @0 T (ycor-of turtle d + y ) - w7 C' n+ a5 @; i- d' B- W+ w" v" ~
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' n* m7 h+ O0 R1 ^7 J, o' p1 E; Cif (remainder who 5 = 3) [set k who
7 ~7 z3 M) V1 a( K; w8 N set x( Wid / 2)
* M4 o; A4 d* e set y (0 - Dep / 2 ) ]& ?* q6 o: Q4 ~; R+ a$ |+ m& K$ c9 D
set f int (k / 5) * 5, v1 H! q" |% k2 b1 ~0 S3 `/ k+ o
setxy ( xcor-of turtle f + x )
+ h6 v+ j/ U& O2 G (ycor-of turtle f + y ) 5 _* |7 w( E& t: g" y* }! e; |. ?
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if (remainder who 5 = 4) [set g who! e' F% f# I Y6 `2 S. A6 m1 a
set x Wid / 2
9 V/ J6 Y% b( F5 |8 E# N! M set y Dep / 2 ]0 O! ~8 \8 r$ ]9 L& p; p
set h int (g / 5) * 5
; R8 b( d& h2 U. L1 N) s) F; Y setxy ( xcor-of turtle h + x )7 y- N7 R9 g6 I. W7 {0 I5 _% d
(ycor-of turtle h + y ) 1 R% f- {# h1 x) ]% V
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end) h7 J9 e0 k2 F& J
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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