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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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! }5 w# T2 \9 m& 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。2 ]$ D: [- K% D# }& j% g( `
1 R8 x7 B" h( Iturtles-own [a b c d k f g h; f# J% b9 r3 R9 m. y( S9 y
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new o) ^5 o A! |7 A6 j2 S' Z ^4 Z$ ^
ca
' p: X1 w8 H- [# v crt 5 * num_of_building
$ ]* G: o3 P' A% S2 S ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
" }! F3 i: m3 B- J! i scatter ;;keep center-turtle random positions
* ? A4 |' t3 n( } unit_plan ;;make up the building plan
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to scatter6 |/ a2 u: g1 T; [4 P: Z6 ]2 b, d
ask turtles with [remainder who 5 = 0]
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9 s& Q. G3 K3 d, ^. z" z& D+ nset xcor xcor - 6 + random-float 15
& m- ?. t$ M% P0 ?% dset ycor ycor - 6 + random-float 15
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end: R4 \; `! e2 c+ Z9 G8 I
to unit_plan / n/ L6 A7 a* t
ask turtles [) q$ G' h/ x6 C+ K* q# }
if (remainder who 5 = 1) [set a who 6 i! a( N5 P4 |! v: x" P; X
set x ( 0 - Wid / 2 ) $ A" |! D" }. ^/ A6 b
set y Dep / 2 ]
0 \; F; W+ P( m/ ]4 d e' i6 K, y8 \ set b int (a / 5) * 5- Q. R- V( @2 B+ b
setxy ( xcor-of turtle b + x )5 |- [2 F5 n6 e. B+ q( K; T
( ycor-of turtle b + y )
1 I2 s" M6 [( G# aif (remainder who 5 = 2) [set c who7 j3 R: ~6 g% p3 k+ w6 t, t
set x ( 0 - Wid / 2 ) : A# @2 f) V% l+ ]5 W' b7 y
set y (0 - Dep / 2 ) ]
( U! {: @( }4 }/ `$ z set d int (c / 5) * 52 F3 X+ x# K+ i) a( n
setxy ( xcor-of turtle d + x )# ]5 |) D- K* x. ~
(ycor-of turtle d + y ) - J! g- Y/ v7 ?4 a I! Q% F
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. i& U q3 q& e1 T0 {5 }" ?if (remainder who 5 = 3) [set k who/ {- [& [0 t7 Y: @$ k! r
set x( Wid / 2) - g- B2 h) a# B: V. P
set y (0 - Dep / 2 ) ]- q* Y/ s4 f' O
set f int (k / 5) * 5
/ A/ b. f. d6 ^+ M setxy ( xcor-of turtle f + x )
' ^" G# m. e& {& @3 i) D; Q$ Y (ycor-of turtle f + y ) . k3 J- k/ R4 a% a
% [5 m8 c* q5 m$ g; n) n0 C( w
5 u( A( r% [9 Y& `1 k7 d6 {# i* ?. bif (remainder who 5 = 4) [set g who L5 F. H$ m9 _. Y( p- [4 w& @# {8 t3 S
set x Wid / 2
( C/ | Y+ g# e& z' s% R4 h set y Dep / 2 ]' w5 ~# P, y+ m( Q( N0 b" [& U7 I0 [
set h int (g / 5) * 55 d5 F7 p& `7 A& A
setxy ( xcor-of turtle h + x )0 v/ X$ x4 Y; B1 {6 q
(ycor-of turtle h + y )
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]
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: m( z2 h% Y5 m8 ]! s[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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