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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。/ W2 h' D5 `# _# e
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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。+ m% e$ R' M, A) t' r" i
# Y9 k( q2 g# |! E; D4 ]. h. C* Dturtles-own [a b c d k f g h8 ~- z' q6 i& n1 K5 n
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new
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crt 5 * num_of_building
" L( A& P# o2 o- ^ ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]] T8 s/ f: R. d' F0 ~2 K4 W/ D. D
scatter ;;keep center-turtle random positions ( H' I* u6 o- V, ?- ~. b0 U9 U6 K2 t
unit_plan ;;make up the building plan
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6 o' O4 s1 _6 k9 T" S+ `/ @+ o. ~to scatter
6 g- q8 s2 A, Uask turtles with [remainder who 5 = 0]0 e: C; q: r# k' {. r& L
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set xcor xcor - 6 + random-float 15# L8 {( D* X8 o' c. M. M5 J' Q
set ycor ycor - 6 + random-float 15
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end6 ]& i7 U; K' Y a d
to unit_plan , g' f. [$ V) [- Y- b
ask turtles [4 J8 U B. P R3 o& e7 k& t+ _
if (remainder who 5 = 1) [set a who
* m% z, O, l6 O& u+ f. { set x ( 0 - Wid / 2 ) " R- s; X$ V: ?% |& T9 i& y
set y Dep / 2 ]/ N) K1 C$ D, L
set b int (a / 5) * 5% A: x, P, }0 |, g2 e
setxy ( xcor-of turtle b + x )
' q' i* r+ @( `+ N ( ycor-of turtle b + y )+ j% d7 X) r' A
if (remainder who 5 = 2) [set c who4 ~7 _' {* [! \( A$ `
set x ( 0 - Wid / 2 ) # }8 N: ~2 `( X! I, x( ^: M
set y (0 - Dep / 2 ) ]
4 i! F9 `+ }2 P3 i. b3 a# @' k& F set d int (c / 5) * 5/ l) x$ z+ a" Q3 U- M* U
setxy ( xcor-of turtle d + x )
2 C" i4 v5 S8 e (ycor-of turtle d + y )
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u; y6 I# M7 j4 E# G8 i- G! }
8 M! k6 h; A0 |0 `% eif (remainder who 5 = 3) [set k who
6 c$ b. \ z0 B1 j: Z set x( Wid / 2)
; H% _3 R B: `( J6 q3 n0 c8 Y9 z set y (0 - Dep / 2 ) ]
# F5 n d( n+ Y set f int (k / 5) * 5% b1 J* ?4 E8 S; `
setxy ( xcor-of turtle f + x )
9 O2 {6 a0 S, R, w, w) ^ (ycor-of turtle f + y )
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if (remainder who 5 = 4) [set g who# n! p7 E. {6 Q$ T. \% \# o
set x Wid / 2
$ \" C; r# c0 y set y Dep / 2 ]
% i5 r: Y `6 S& ~- f set h int (g / 5) * 5
5 S+ B$ \1 Q9 t Y setxy ( xcor-of turtle h + x )
: @. L: Y% \( V6 l; K' p0 O0 e% F (ycor-of turtle h + y )
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end
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% @8 Q+ a* ~ M6 R$ ?; ?[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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