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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。6 X4 ?- m2 I& x) G+ \
* \ z# q( n A0 f! M7 ]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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( p9 G Y( d) k; x8 E; e2 ^turtles-own [a b c d k f g h# t' N8 `6 d; _0 f
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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$ G! A7 _6 `# ^to new
6 c1 I' @0 q0 I9 ^( l ca
: X# ^! `: Z' @! ]: y2 B crt 5 * num_of_building
! _% U4 z0 c3 x [: o% Q ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]/ Q6 _0 B1 @( }% w5 y
scatter ;;keep center-turtle random positions
) B: l, Q$ H% x$ T5 a( ^+ V* U6 v unit_plan ;;make up the building plan
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to scatter
" H8 z* Q- w! i& j$ U) zask turtles with [remainder who 5 = 0]; g6 P3 H- R7 y3 n7 _( R- S
[
* Q" l1 h, {1 u5 M5 H aset xcor xcor - 6 + random-float 15; B$ O0 F- I. O u( d( u
set ycor ycor - 6 + random-float 15% L+ `' _ h7 U! C- Y
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end3 N9 c. Z4 J- \9 |
to unit_plan
$ f! V B; e% E8 Oask turtles [* z& C4 o/ A; V `* h# l+ u
if (remainder who 5 = 1) [set a who
, u0 L* @" Y* R& L8 K% k; u) `; g% Y set x ( 0 - Wid / 2 )
2 c: f i! O% y8 J set y Dep / 2 ]8 W! ^9 b/ E- Y O. h/ T; T
set b int (a / 5) * 5
6 u/ d2 D) d8 F) K( q3 u3 S setxy ( xcor-of turtle b + x )7 z- I, |1 g8 i$ a& `
( ycor-of turtle b + y )4 {4 T4 t6 O! {; A' k, H
if (remainder who 5 = 2) [set c who
' P& V9 E7 m- c9 O* O9 J$ M B6 M- R set x ( 0 - Wid / 2 ) $ N7 M V w1 h9 l
set y (0 - Dep / 2 ) ]
; W, ~) I4 `& x# w& `9 _9 H+ y set d int (c / 5) * 5) i+ [$ _( Q# Z2 r. b
setxy ( xcor-of turtle d + x )7 s/ [2 f1 e2 a, n
(ycor-of turtle d + y ) : n# U" ?8 c8 [- N
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if (remainder who 5 = 3) [set k who e8 y) O- H! `- k
set x( Wid / 2)
: n, E" t1 O3 d' x, z6 x$ l9 J( N set y (0 - Dep / 2 ) ]# r# |) X( K' r2 g4 O; D9 s
set f int (k / 5) * 5+ a1 U: K" y) v$ w3 J& L3 g& ~
setxy ( xcor-of turtle f + x )% ]. i7 J1 i. @! r7 [" H
(ycor-of turtle f + y )
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" w: f4 v9 N$ w# G: dif (remainder who 5 = 4) [set g who6 s0 u# w. V( M$ f' P
set x Wid / 2
! _- I# t7 ?# ?& U u" l9 C set y Dep / 2 ]" P6 q: y6 d: f1 P, ^2 Z
set h int (g / 5) * 5- r& q9 X% I9 `2 X6 R) H
setxy ( xcor-of turtle h + x )
5 ~! F9 ]3 o9 t! ]! U6 i h! q4 D (ycor-of turtle h + y ) ! y1 z5 E6 a( {0 ~
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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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