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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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5 Y/ `$ p0 {6 ]; ~1 pturtles-own [a b c d k f g h2 |2 q. V' J) s1 z3 R) U* n* [
x y ;; these are the leaf-turtle's offsets relative to center-turtle # G, b2 h) d1 }9 `# g. v
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to new0 R# f* ?. ]' [9 Z- H3 r$ X
ca
1 u- Y) [1 j* `9 y crt 5 * num_of_building
$ e$ H$ Q0 U. G& D ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
l- ~/ L- v$ L. }! m' D9 z scatter ;;keep center-turtle random positions % j: a, {' e8 k& I
unit_plan ;;make up the building plan
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, ? L4 R% K \to scatter4 ^2 p$ c! `' p
ask turtles with [remainder who 5 = 0]& Y- k X- O' E. l3 A% n7 s1 o9 C+ k
[- x; y( V, J% D: @
set xcor xcor - 6 + random-float 15& t$ ~0 x& {. K9 [* V6 ?4 j
set ycor ycor - 6 + random-float 15; K6 {1 J5 R2 ?; X8 G* X% I K
]
) k1 d1 |; K/ D* }. w x$ j9 A2 ]end
9 X* w' t7 m1 n$ _( Kto unit_plan - x/ b1 y; D. s/ h( ^2 w+ z
ask turtles [
j; c" |1 y `/ A, I* k, ^7 R5 Kif (remainder who 5 = 1) [set a who : ?2 a4 w: p- l( U
set x ( 0 - Wid / 2 )
9 j% a* e- ]9 m& g- s2 b set y Dep / 2 ]
+ ]6 n" ]) Q3 M4 S- t set b int (a / 5) * 5
% ]6 x" J( X3 } setxy ( xcor-of turtle b + x )& g1 O$ W! k( R, y% u" `+ d
( ycor-of turtle b + y )
+ G4 ?: B# P: ~3 m+ v2 e# Tif (remainder who 5 = 2) [set c who
2 A! w8 K0 ? V/ M0 ~% V# \2 E set x ( 0 - Wid / 2 )
' c! v9 @( V" C" R0 c' V set y (0 - Dep / 2 ) ]
. J1 W8 R8 i! H5 B" q& v) ? set d int (c / 5) * 58 t l4 \$ P6 r, }* ^' y
setxy ( xcor-of turtle d + x )( `, W. _0 v- F5 u5 O# F% V$ t
(ycor-of turtle d + y ) 4 h. d0 ?, D5 N. {7 N9 G( v, U
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2 P$ T7 W) r. j$ Nif (remainder who 5 = 3) [set k who3 i5 s# O. H8 m% B0 @
set x( Wid / 2)
) I9 ^ a, _; G8 `( I: ], O set y (0 - Dep / 2 ) ]: n7 e. s1 |+ z, a- }
set f int (k / 5) * 5% w" T G0 _: e# p$ ^/ V! X+ H% c
setxy ( xcor-of turtle f + x )
: O; `1 ^/ r4 l/ a6 ~) `# A( R (ycor-of turtle f + y )
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+ f; I5 G3 e9 ]2 A# a " ?) x: \. A6 h. c: N
if (remainder who 5 = 4) [set g who
* O) O$ D2 Q0 p! H E' l4 B7 P set x Wid / 2
1 q3 x$ r3 Y' Q* d1 u" W- c4 ? set y Dep / 2 ]6 @ ]/ m; h3 L. D" e! U$ ^
set h int (g / 5) * 5
8 ]8 ^+ `, e+ I" O( W# A setxy ( xcor-of turtle h + x )
/ f" a+ g% ^9 A( E3 m7 r- l (ycor-of turtle h + y )
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end& j+ I1 Z4 Q. ~; ]$ G1 w/ K# x- B
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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