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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。1 i" o- d% }9 H5 ~7 ]0 z
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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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, M) b `. ~, Q6 N y0 qturtles-own [a b c d k f g h
4 e: S- l3 o' b0 d x y ;; these are the leaf-turtle's offsets relative to center-turtle & Q/ j" F2 c" R* ?3 w5 V# d
]1 d s& y& [ h' K0 ]
to new: _5 x2 G+ J; O) F5 X7 C
ca& ]) ~ e- v* q- J8 ~% F
crt 5 * num_of_building
0 s) U7 L! x; L5 n+ _, U ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
0 Z/ T ~2 Q3 E% M scatter ;;keep center-turtle random positions
1 y2 @! O: T; v* m. {; i unit_plan ;;make up the building plan$ Q6 C+ M" i9 B' r5 E' m: n" `( p
end
3 l7 G5 n1 I% b9 k; }1 wto scatter/ t" I8 N" N ]2 _6 D, S+ E( Y
ask turtles with [remainder who 5 = 0]1 C3 y5 T7 {- v2 f
[
4 o a6 F5 g- x+ Tset xcor xcor - 6 + random-float 15
+ b0 O2 g& [- `set ycor ycor - 6 + random-float 15; W1 D2 w `% Y+ S9 R0 ?8 D
]
% l8 M, R/ r8 a9 K: Q+ _$ ?end. }4 R* @) c: H
to unit_plan + \; x3 n$ J3 y( Q
ask turtles [- y5 n$ N! H2 F. b+ u1 t$ I
if (remainder who 5 = 1) [set a who ) c) W/ b+ y) ?( s% [, m
set x ( 0 - Wid / 2 ) ( T: ?+ Y8 u& K9 q3 o6 A: D2 _
set y Dep / 2 ]: h6 G7 D% A! s/ x
set b int (a / 5) * 5% J5 l* ]2 v3 |+ P. R8 s A
setxy ( xcor-of turtle b + x )) i- G% B9 F, c( [$ H% |
( ycor-of turtle b + y )
6 b O6 b+ y& P! K: x/ Iif (remainder who 5 = 2) [set c who C P* ?) a- t% S& @4 i
set x ( 0 - Wid / 2 )
0 i- @. z! b( ~8 j' l2 Q set y (0 - Dep / 2 ) ]" P7 y6 S7 C$ L# E8 d7 X& r6 _
set d int (c / 5) * 5
% y# w- [2 {1 W) R% _' f setxy ( xcor-of turtle d + x ); ~9 _* y4 V6 f7 s, X* q
(ycor-of turtle d + y ) 4 I6 y3 j2 W! y, D/ c4 J- Z
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if (remainder who 5 = 3) [set k who
+ N0 S! Y" A0 s0 f* F H! {7 m4 { set x( Wid / 2) 3 A& v3 x; s+ i: c( H
set y (0 - Dep / 2 ) ]
# Q( m8 r, \0 ]* i9 f8 i# {1 L set f int (k / 5) * 5
! N8 L9 o; I% ?/ h setxy ( xcor-of turtle f + x )
8 }) f2 o0 Z; A* t7 X (ycor-of turtle f + y ) 7 M, D2 @0 Z; U6 |0 i
2 L/ }0 I/ d/ }7 d& e% E, @
$ E2 ^8 x# T2 @& ]/ ^( l6 vif (remainder who 5 = 4) [set g who
5 O' ^; I1 y: }8 q* X# y# g+ i set x Wid / 2
3 Z2 b+ f' Q) U6 U4 t4 J* n set y Dep / 2 ]# u4 u; ^3 B. E% O
set h int (g / 5) * 5' T$ W( R8 @8 t Q: m3 P. t
setxy ( xcor-of turtle h + x )
7 D+ G) B8 P$ ^* m3 w' Q8 u (ycor-of turtle h + y ) % ?/ ~" h8 |# R; n1 H$ i
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end
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0 _) f) ~' b, [) r" ~4 G7 B[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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