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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 z* ~. k( Q0 x4 L, ]$ H1 \
; @. O5 L' {& K/ c, N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。+ _2 T' t7 [0 y' Y" a1 r6 v
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turtles-own [a b c d k f g h. |) k5 `3 u5 R% A/ p
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new7 v* {/ t) H1 ~# q M# c" } k. j1 S1 I
ca
9 p$ K; `! P5 j @2 B crt 5 * num_of_building
7 z7 B+ Q% q% v7 ] ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]8 C5 y) m. L2 X) ]0 f4 T/ Z% n7 ]1 T
scatter ;;keep center-turtle random positions ( W+ z' H0 n" q' z8 d# g9 K
unit_plan ;;make up the building plan
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to scatter; z# o1 e" z8 y2 x, Z! X
ask turtles with [remainder who 5 = 0]
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set xcor xcor - 6 + random-float 15
. k o# J( z2 U+ m v# Y' Sset ycor ycor - 6 + random-float 15, |' t' C+ O, n+ H/ L) G# D
]
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to unit_plan
! y6 x9 w0 C h2 ?: h9 d5 s z) B; nask turtles [
7 s1 I- c5 N2 p; z! A/ x$ Eif (remainder who 5 = 1) [set a who
+ i7 `, g2 [) }+ ] set x ( 0 - Wid / 2 )
4 y5 Q! l" u. n# @4 V, y1 t6 F set y Dep / 2 ]5 }- x+ P# R; J
set b int (a / 5) * 53 t% g8 }, K; H. K! W3 V
setxy ( xcor-of turtle b + x )
8 B s0 s1 B2 _% U9 e ( ycor-of turtle b + y )3 Y+ J. _! {2 A) i/ \
if (remainder who 5 = 2) [set c who0 G. ]/ T, v6 x" z
set x ( 0 - Wid / 2 )
9 v& I! [1 d1 \2 a, j set y (0 - Dep / 2 ) ]
' K( R: a A: Z( o8 r6 F set d int (c / 5) * 5
9 `% A6 T& }' P) [. m setxy ( xcor-of turtle d + x )
# d2 V* l2 }/ @4 z; s (ycor-of turtle d + y ) $ E% A% V4 I9 I5 y* R
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if (remainder who 5 = 3) [set k who) B1 F% E6 x r4 S
set x( Wid / 2)
( o& T7 X% ~; k, l7 l/ Z+ V set y (0 - Dep / 2 ) ]
5 U. a# u! [3 Z, v( w" s5 X set f int (k / 5) * 5
2 B5 j+ N0 H9 _; `" i$ ]4 U3 m6 U setxy ( xcor-of turtle f + x )* _6 q+ G# ?+ z$ i% n' {9 d1 [9 }
(ycor-of turtle f + y ) ) Z# ~" H, d" E) e
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2 H5 o+ z$ e9 R& Z, Jif (remainder who 5 = 4) [set g who; N% M+ B- u# A/ {
set x Wid / 2 + e! U% S6 K$ y
set y Dep / 2 ]2 q2 J4 A I# W6 F; g
set h int (g / 5) * 5
+ s5 n1 o$ m1 A& J* g, B* v; ? setxy ( xcor-of turtle h + x )
/ C# x5 F# E! ^0 O (ycor-of turtle h + y )
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]
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" B9 z" b5 q4 V" L b: v; I9 [[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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