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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。9 Y6 S# A2 @* T& ?
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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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9 A) S; t: [3 j! Rturtles-own [a b c d k f g h& v+ E9 p* L3 @( h0 W$ {) P( R
x y ;; these are the leaf-turtle's offsets relative to center-turtle + E% \2 Q' W& c" b
]
0 L# O8 D, W7 G ?& U e' eto new! k( K# j- L! ]% c- Q2 `
ca O$ y" \# d; |6 I, W* L
crt 5 * num_of_building
; W% i0 V0 A+ e" y ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]0 f0 C( t* D+ q, ]
scatter ;;keep center-turtle random positions ! x- o3 g5 M2 y
unit_plan ;;make up the building plan
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to scatter
- P( U/ q% Q. Hask turtles with [remainder who 5 = 0]1 D9 R/ e2 [$ {4 L) e8 q6 \
[
! D5 ?) j9 \, N# Uset xcor xcor - 6 + random-float 15
7 R4 {! P* `: v- C9 a3 ?: \1 Jset ycor ycor - 6 + random-float 15
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end- _; H& m& B% }- |- n
to unit_plan
5 `5 F# j6 m3 a/ nask turtles [
& Z2 U# o6 o: D) Iif (remainder who 5 = 1) [set a who 1 O+ L1 o) h4 ]' N F( P' m
set x ( 0 - Wid / 2 ) ' K$ ` f: o' x# f
set y Dep / 2 ]1 b( r0 }- a! ]9 [# l3 B7 a/ l
set b int (a / 5) * 5, n/ }) U( o: b0 G3 ^( d q' T; C t
setxy ( xcor-of turtle b + x )
0 ^ T" G( }- L9 o ( ycor-of turtle b + y )4 Q% `% s) {: {3 H- s6 ?" v
if (remainder who 5 = 2) [set c who
/ ~7 w, B7 p7 S8 l- Y4 A( ] set x ( 0 - Wid / 2 )
8 D$ J0 c9 u3 n; \ set y (0 - Dep / 2 ) ]: Q0 v& H m# y/ k6 t! C$ _
set d int (c / 5) * 5- R* v* y/ ^2 }) r* ?5 K3 `
setxy ( xcor-of turtle d + x )
2 m3 j4 u p0 i4 R! N (ycor-of turtle d + y )
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if (remainder who 5 = 3) [set k who
, @2 h/ W8 L+ C% e! B2 R5 j& K set x( Wid / 2)
+ E0 g5 l0 @5 I. h8 `& ^! R set y (0 - Dep / 2 ) ]7 Z$ n! `- _5 P& f1 O" R' @
set f int (k / 5) * 56 Q B" n/ Q, a- U& l
setxy ( xcor-of turtle f + x )
6 Q; y/ W0 h# I2 ^3 {( A4 c% } (ycor-of turtle f + y )
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$ ]* h8 x- i' u- U8 e e @9 P * Y+ v$ `8 G$ `" F+ k7 t/ {
if (remainder who 5 = 4) [set g who
5 T" d9 m" |0 R& v- A set x Wid / 2 5 D1 S$ o O: a0 V v2 a" H
set y Dep / 2 ], M |. }4 g2 p2 v, B
set h int (g / 5) * 5
. Q! c# V: j u5 O0 C0 K$ h setxy ( xcor-of turtle h + x )
: |( z0 V$ }3 L (ycor-of turtle h + y ) 2 N5 {4 s: I3 @' G8 _1 x3 S/ S
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& F) _& W8 m/ J9 O' y5 x! F ]) G4 L' w: O i, s
end4 H* P+ t8 g1 e/ {
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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