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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。5 {: O t7 M1 l* 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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1 q2 n, k0 _6 \7 c5 _turtles-own [a b c d k f g h
2 j% v7 z) {1 R. {/ q- g' j x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new
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crt 5 * num_of_building
. F5 O3 w! d8 a ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
+ e/ H, w4 U# g/ g% q scatter ;;keep center-turtle random positions
, \' Z8 O! H2 ?3 Q. K, }, K, i5 g unit_plan ;;make up the building plan
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to scatter; P# K" [4 M$ d
ask turtles with [remainder who 5 = 0]
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set xcor xcor - 6 + random-float 15
$ p$ M0 B* M; iset ycor ycor - 6 + random-float 15
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% w5 g- @8 O2 a3 l7 ]end% R K8 o' b5 I3 C: g7 v( V
to unit_plan
1 a' ^6 Q2 F/ A+ m) a; z! vask turtles [- \# h: `& ~, G( a; a4 D
if (remainder who 5 = 1) [set a who
, ]5 L4 C& v$ i; q# u8 L, u9 V set x ( 0 - Wid / 2 ) * Z9 Y) u$ L+ M
set y Dep / 2 ]/ U- ^* k# @- ^6 Q+ J- @. ^
set b int (a / 5) * 5
% f& B7 _1 ?' Y( ^ setxy ( xcor-of turtle b + x )7 m" K. d, Y v) ~; m
( ycor-of turtle b + y )
5 Q) T& P6 r. C) Cif (remainder who 5 = 2) [set c who) Y" x0 ~! _9 W
set x ( 0 - Wid / 2 )
' w& E f R6 S' M$ m9 H set y (0 - Dep / 2 ) ]
c& }. m+ n h& [8 J$ h" z2 A* H set d int (c / 5) * 5
* r0 ^( z# \& H! B& M setxy ( xcor-of turtle d + x )4 ]6 W. Z% i/ ?
(ycor-of turtle d + y )
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; ?5 D$ S# ?' G" I0 P( Zif (remainder who 5 = 3) [set k who
; P% U- z5 g. B" w set x( Wid / 2) 3 R; @# R X" F% x8 M. W/ e
set y (0 - Dep / 2 ) ]( ^2 o! f) I2 r" n: K" x, l
set f int (k / 5) * 5
$ R1 z: E# \4 u0 X4 X1 o setxy ( xcor-of turtle f + x )9 V8 u |# W8 [: @7 E( V
(ycor-of turtle f + y )
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0 D0 `) @& h' q. v1 fif (remainder who 5 = 4) [set g who6 s% N4 |$ m% e& ?
set x Wid / 2 1 H4 a! ? w) m7 g D6 h
set y Dep / 2 ]
, {9 ^2 b8 ~0 c set h int (g / 5) * 5
9 D" Q7 V* ]$ B" q3 E" K; U4 ?# j setxy ( xcor-of turtle h + x )
7 B0 d: [/ \% u! G5 z/ \5 W4 B# E (ycor-of turtle h + y ) : [, P3 j3 N; m9 r/ l: J$ u7 C
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end5 u" S7 u5 s t1 [+ u$ m: V3 Q. K# y
# g, A' P' q- Y* l \! e[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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