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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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) N' F7 [" ~4 b3 c/ Lturtles-own [a b c d k f g h, L7 q: Y# B% \
x y ;; these are the leaf-turtle's offsets relative to center-turtle
& _2 w; l/ q {]
I5 X. _5 B( i8 ^to new" U, ?& i3 q/ @3 U7 U# i6 t8 x3 i
ca! N V8 R8 A* u$ m$ v
crt 5 * num_of_building N/ y( A# V3 U! q+ d: m
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
5 \; {; E1 x( x _+ g scatter ;;keep center-turtle random positions
3 |% G3 K/ ]$ b8 S# K8 h unit_plan ;;make up the building plan
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to scatter
+ D* R% @* H5 h; |% e Mask turtles with [remainder who 5 = 0]
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" a% g. O4 V6 hset xcor xcor - 6 + random-float 15
6 ?( W7 k% o! D/ |# K5 |set ycor ycor - 6 + random-float 15
+ D( O/ v$ @+ t], m' _3 p$ k2 h
end% W9 d% n; c6 [8 J' D9 Y* V% e8 i
to unit_plan
1 p2 R1 ]5 h* F4 l: Kask turtles [
0 f" v$ B5 {# _4 M- b% |, p' i# qif (remainder who 5 = 1) [set a who
& ?3 G9 G' k/ g4 x b' y1 t6 X. D set x ( 0 - Wid / 2 )
9 |% x; g2 r G: J set y Dep / 2 ]& d2 k0 t3 x* D! r
set b int (a / 5) * 5
$ o; M: Z& G* {9 E setxy ( xcor-of turtle b + x )
2 V- Q, ]# ^" a# h; f+ | ( ycor-of turtle b + y )
' ^6 f8 s/ x0 ?( `7 D) `if (remainder who 5 = 2) [set c who
8 W# A$ t7 T* D5 d. \ set x ( 0 - Wid / 2 )
( }6 a5 o/ o9 N5 @: R6 B set y (0 - Dep / 2 ) ]/ m2 H7 i) k: W! \' V
set d int (c / 5) * 5* }( m3 q b8 [2 V
setxy ( xcor-of turtle d + x )
- I, Y: h; D. N) p; ^ (ycor-of turtle d + y )
- T) f; X% j6 v
9 s) N% B) a) `2 l ^; T x% ]3 E" T$ X8 U0 k$ A
if (remainder who 5 = 3) [set k who
: {. Z! b, l7 T, g+ K set x( Wid / 2) 3 \9 R ?4 i0 C# Y2 |6 r# F" w
set y (0 - Dep / 2 ) ]
) E: u w- I7 h" p! A2 | set f int (k / 5) * 58 T$ I' X) Q+ Z0 D+ H# c, l
setxy ( xcor-of turtle f + x )
0 U2 Z6 o* p. ~6 D% R9 Z (ycor-of turtle f + y )
$ W5 E' v% K6 I) i7 r- I. A) ?
/ g, T3 y9 ?- }! b( B
2 }4 [) n. C: o. X3 mif (remainder who 5 = 4) [set g who$ A7 I, }& ?, I* U
set x Wid / 2
$ t9 m+ R, O6 m: g: ` _. Q set y Dep / 2 ]
8 ]* h- l' |# M8 I% z' y5 a set h int (g / 5) * 5- ^' T& k* }( d' C
setxy ( xcor-of turtle h + x )
+ [" ?! A. Q3 b4 |1 I+ S+ J (ycor-of turtle h + y )
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]
2 [! K4 H# y& E- D/ N$ u% A6 Cend
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J4 K+ p( N" M* k[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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