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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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turtles-own [a b c d k f g h
6 ` U G' T+ N4 T, R9 N" O x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new
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0 g0 J" l7 i* S crt 5 * num_of_building6 X1 C& v0 `. H7 D8 T
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
, H+ d0 ~2 O3 I# C scatter ;;keep center-turtle random positions " h* w0 d; ^- p& D$ ~8 T+ Q1 D6 ?" O
unit_plan ;;make up the building plan. C# H1 O0 M% n3 Q/ I/ q5 W d3 ?7 p
end2 M9 {4 w6 E g# `/ D/ n0 x3 P; c0 `
to scatter
( P7 G7 F5 A, ~9 F7 Q$ e# E$ ^ask turtles with [remainder who 5 = 0]8 k0 m' m! i" m. t( G8 j, Q& ^
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set xcor xcor - 6 + random-float 15
) e# J$ j' m3 I: o- X. j+ vset ycor ycor - 6 + random-float 15
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& z& Z8 p4 j6 T i" P' M4 F5 zend
' H1 F2 R5 K/ R3 R$ Rto unit_plan
+ p3 ?/ X! [4 k1 cask turtles [
5 f, e5 _2 j( |& R) [& ]# z5 Hif (remainder who 5 = 1) [set a who
# T! S/ ?4 B/ \# e9 y& C, R set x ( 0 - Wid / 2 )
! S; w, ^5 R, y% R set y Dep / 2 ]8 d+ A% j5 u+ i& p3 i2 \
set b int (a / 5) * 5
9 A% Z {8 \/ t3 @$ U6 G setxy ( xcor-of turtle b + x )
. _: |& w* i+ i) z( b- S8 ^ ( ycor-of turtle b + y )
. T6 a* ^$ O% `) m/ {* d% d) yif (remainder who 5 = 2) [set c who
1 P9 b5 {% @- z9 H set x ( 0 - Wid / 2 )
5 I8 t3 m7 h2 L$ p7 Q, l set y (0 - Dep / 2 ) ]
% H. p4 D6 w4 U2 E* u! a7 d set d int (c / 5) * 5
% [' q# S9 k0 w setxy ( xcor-of turtle d + x )( B n" h0 D5 f) u2 v1 C( g. ^* ]
(ycor-of turtle d + y )
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if (remainder who 5 = 3) [set k who) b8 h+ u( x2 @5 J8 p! | |: Y
set x( Wid / 2) " [8 l9 \7 a/ f- x* p
set y (0 - Dep / 2 ) ]
& `2 w5 e) @8 i, b6 r! s set f int (k / 5) * 5& R) [$ `6 R5 q- |) ^4 r
setxy ( xcor-of turtle f + x ) @7 T7 w8 N. d( M
(ycor-of turtle f + y )
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if (remainder who 5 = 4) [set g who
" _4 {! `+ d# e! u set x Wid / 2 % [7 P. i/ @# _; U5 U
set y Dep / 2 ]) x# b* ]. d; c! f9 B( z/ l% z
set h int (g / 5) * 5
. p/ l7 v+ {: F setxy ( xcor-of turtle h + x )' H7 ~: l/ L6 a6 |+ G2 V
(ycor-of turtle h + y )
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end: w8 L$ Z( M$ e& |/ T/ @$ m
( j7 m; E' w) D0 o, x# C. D[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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