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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。- o& S& ^0 ~' h/ V5 w
, J8 @* n% `, m# [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。
5 K7 ~$ z- v* D4 K6 ?/ X/ d
( U/ q, B, S/ ^" V6 x! a4 v% pturtles-own [a b c d k f g h
; @9 H. T9 N+ C% F+ p x y ;; these are the leaf-turtle's offsets relative to center-turtle 9 ^5 C# U7 g: _
]3 B) o2 ]( h) }8 Q; q
to new
" ^+ i4 [! Z% X* h1 n& g3 w ca, W6 |; Y! ^- y8 a
crt 5 * num_of_building
. i' {( B: }6 a( n ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
$ X2 T5 ]5 {; `$ }; I! a+ d" j scatter ;;keep center-turtle random positions 8 T2 H d! G8 r3 [- s2 |3 ^- k
unit_plan ;;make up the building plan) |- {# `( Y' W1 X8 u7 \
end# c( L1 O( s* C0 ^6 m% X- ^0 F
to scatter
?) H* F6 x: Xask turtles with [remainder who 5 = 0] m0 M, a# I! \
[
4 c5 r! p3 i S' Gset xcor xcor - 6 + random-float 15
5 A3 y, p' T; l3 g' @7 @: n7 cset ycor ycor - 6 + random-float 15! i6 `3 C0 b" E1 b5 N" g
]
2 S( ]$ @8 v$ b: ^& Z3 J/ Oend
8 m) G, n! v3 [) U# h b: q L6 Tto unit_plan 0 y1 Y( S2 |, Y W# L. }
ask turtles [
; K% f. V* Q0 Vif (remainder who 5 = 1) [set a who ! N: G5 u9 h, {
set x ( 0 - Wid / 2 )
. v/ j4 y! _2 T$ Z% d" U" [ set y Dep / 2 ]( g' z- G. {2 C+ T. V. q; I
set b int (a / 5) * 5
, o3 n0 t/ `+ S: v6 Y% M1 X% N4 w- h8 d setxy ( xcor-of turtle b + x )3 u+ L1 t4 C3 |" u- v/ t
( ycor-of turtle b + y )
7 e: |8 f1 N- fif (remainder who 5 = 2) [set c who* K' J+ g# B# z, L
set x ( 0 - Wid / 2 )
! B( g" u1 V9 U7 q- a set y (0 - Dep / 2 ) ]3 K" b- ~6 c$ M
set d int (c / 5) * 52 D6 T5 q! n* p$ i
setxy ( xcor-of turtle d + x )" M8 K* M2 c. \5 |. V' v
(ycor-of turtle d + y ) ' U" {5 R$ p/ [8 \# p" W
2 `7 d0 F( T9 z: b) I
% I/ ~( j5 b* Z) Y4 \) f& k7 {" Fif (remainder who 5 = 3) [set k who
1 G4 }# b" c3 S6 R! F* } set x( Wid / 2) : R* O& D# }9 Y3 o0 K0 x5 g
set y (0 - Dep / 2 ) ]( l! a6 P9 U% f* E! E3 P
set f int (k / 5) * 5
/ @% p& e( w" n7 h6 T setxy ( xcor-of turtle f + x )
+ S7 h4 j6 P% U% a/ V& } (ycor-of turtle f + y )
/ S7 l# M# V ]8 f$ ~: E$ ~+ E
' N- I! A. r# E2 D" ]5 ]# A) s6 f p 7 u+ ], Z0 D& P" o4 w. f& [4 ?/ J
if (remainder who 5 = 4) [set g who. u+ M8 Z" @. [/ e" I# P. a& I
set x Wid / 2
9 o# ~, o1 i* L/ F9 ]6 P" k set y Dep / 2 ]- G# o/ d1 Y+ H3 n/ n1 E- x
set h int (g / 5) * 5
& O9 P: w) n" t( i, f" W, M) y9 j% n setxy ( xcor-of turtle h + x )
. g& e) e2 U; h6 S$ ~ (ycor-of turtle h + y )
/ c. S T6 I* P: c ( ? a1 C6 g C% y& Z& t
) A+ K- ]* ?" q" t' l* v ]
: `7 v$ V, j/ Z! U/ X& tend
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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