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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。+ Y( _/ Y) a# T
4 E+ Y: |: c& k4 }% w- G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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: w! S# L8 e: Sturtles-own [a b c d k f g h: ` _& {" o$ K+ n- s/ f
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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+ x& D2 {/ N; J$ [* Eto new7 ~, ?/ f# c- I
ca
: e1 ]( C1 s& O# J1 |4 F( K crt 5 * num_of_building
7 A: k: H2 Q/ P ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]- U, O- l! w2 k6 y" C7 {+ j; S& x1 F
scatter ;;keep center-turtle random positions $ F" x0 \6 I, z7 q; h6 d
unit_plan ;;make up the building plan5 a1 w) d7 t6 f, D
end
# [, }' L ?) O; h/ t0 d. w7 J) A& Tto scatter
) ^& g7 d% y5 Y6 \4 kask turtles with [remainder who 5 = 0]( o2 a* O* @+ l9 n/ p& J
[
0 G6 E B' u/ p5 E' f) ?- M4 B+ jset xcor xcor - 6 + random-float 15. z! l" i# r+ v' |7 l, S
set ycor ycor - 6 + random-float 15) ^+ S3 }$ I' K& B+ X
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end7 Y( M' U. R' ]" C
to unit_plan
" h: Q% ^0 R5 y6 lask turtles [' S. T2 B+ J/ l# Y( o B' F8 l
if (remainder who 5 = 1) [set a who / H6 t# B. v' H1 T. [" Z- K! ?
set x ( 0 - Wid / 2 ) ! n( Q1 `9 n* J C' V
set y Dep / 2 ]/ j9 D7 T7 n3 w/ o0 q' [$ X7 q+ n
set b int (a / 5) * 5
+ L0 ~8 L" {# e4 p6 y( d setxy ( xcor-of turtle b + x )1 O7 @# w1 N8 H$ ?- J, l
( ycor-of turtle b + y )
! d. ?- G) O4 @3 E Y" Gif (remainder who 5 = 2) [set c who
3 L) j* d/ N0 `; T' S: s set x ( 0 - Wid / 2 ) & L; M( Q, @2 \( _
set y (0 - Dep / 2 ) ]
( j% B/ M/ M$ N: q set d int (c / 5) * 57 C) V8 I+ B! C6 E
setxy ( xcor-of turtle d + x )+ b/ ]% r, A" ]( T& K* O; h' R
(ycor-of turtle d + y ) : x5 C) o# _+ z1 _
8 z* ^$ B; r" O {2 U ) _% y7 X" u$ }6 _* v: |
if (remainder who 5 = 3) [set k who
& w2 H+ g: C1 m set x( Wid / 2)
* V4 U! Q. Y8 y8 G3 b. ` set y (0 - Dep / 2 ) ]
% O2 |: ]. ~) p1 [0 A( _9 I9 s set f int (k / 5) * 5/ q) q# N# v y% J. J
setxy ( xcor-of turtle f + x )
9 c! U) i8 U& U1 l: ^$ s (ycor-of turtle f + y ) : l" `% O2 N) Y) w0 p% `: s
6 A Y+ P9 `! N; N
7 Q+ _- D/ v+ j. oif (remainder who 5 = 4) [set g who
, d. x f& s) b- [8 |) ?* y# U set x Wid / 2 4 u. A, L: u8 P. m
set y Dep / 2 ]4 p1 C* e# @$ E6 n
set h int (g / 5) * 5
+ P$ i$ d G6 B0 }4 p9 r setxy ( xcor-of turtle h + x )( P! i( Q7 {, k+ v$ q$ b+ d$ `7 i
(ycor-of turtle h + y )
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' ]8 G- z& K* B6 rend0 L/ l8 d1 M: _6 I) y
) q1 u3 |2 g5 S. w; C& X[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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