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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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7 h0 N }% ? D5 h) \1 u3 X0 i+ {9 v6 |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。/ I( t! R6 Q, v+ N: [: y
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turtles-own [a b c d k f g h
* N5 n; d, F- h x y ;; these are the leaf-turtle's offsets relative to center-turtle
* \6 }' U _7 g% [, J1 L# g' n! {]8 C U8 q2 |$ W( n* \ C$ V8 `; f
to new& k( e% F, q8 |3 N: h
ca; B9 K0 e5 Q4 q. d
crt 5 * num_of_building- v+ k7 x7 V4 N* E1 S
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
4 |) Z, j v; E) J scatter ;;keep center-turtle random positions
) z) f" H2 U% W3 m. N! t6 L: b# l unit_plan ;;make up the building plan6 p4 K k) I( S) D+ X8 l* F: V
end
2 _: N( m0 k9 R1 _3 F! P6 bto scatter
# d3 G3 b3 b3 S0 _8 d7 j' bask turtles with [remainder who 5 = 0]# i' A: W# O1 M% ~/ D
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set xcor xcor - 6 + random-float 15
2 V$ Z/ d; z7 `6 N0 zset ycor ycor - 6 + random-float 15
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end: {9 H) k: @0 g7 ^6 i% W
to unit_plan
3 G8 Z0 ?; V9 C# w/ {. ]ask turtles [
7 g2 q& d2 y7 F; wif (remainder who 5 = 1) [set a who , f& l- o/ }* N4 h0 @
set x ( 0 - Wid / 2 )
1 A- G' t6 \' Y3 r set y Dep / 2 ]
% Q, Y$ H9 l* [* N set b int (a / 5) * 5; `7 {1 @& ~+ Y$ y, f1 S9 {5 ?
setxy ( xcor-of turtle b + x )
" E+ X' R) ~4 l% @ ( ycor-of turtle b + y )
7 o( p! u }8 L6 w3 rif (remainder who 5 = 2) [set c who$ B, z5 x: [6 f0 E
set x ( 0 - Wid / 2 ) ! t; _2 i) H( o+ ~
set y (0 - Dep / 2 ) ]
, t$ s5 a2 Q2 T" n' J k set d int (c / 5) * 5
& k6 c/ u) G" Y. j2 E' W/ u setxy ( xcor-of turtle d + x )) l! t4 X: q% [+ n; \0 i
(ycor-of turtle d + y )
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; b' i, y* H' \/ S! n# bif (remainder who 5 = 3) [set k who$ `6 u, D( N* u6 e7 i8 H' b' v
set x( Wid / 2)
4 ]. b" p, \1 c- d! |* ] set y (0 - Dep / 2 ) ]( }9 t. D& p+ k$ \
set f int (k / 5) * 55 b7 n0 V- T! W: s: @7 V1 C; {: l
setxy ( xcor-of turtle f + x )
1 Y0 S/ G# Z% u6 q! e (ycor-of turtle f + y )
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if (remainder who 5 = 4) [set g who1 S4 j$ _% m k# G( t ~
set x Wid / 2
" U8 l/ Q! h2 I8 V set y Dep / 2 ]
9 p. j: { d% C; J+ d1 r- }+ [ set h int (g / 5) * 5/ g. }" V. l$ l" I
setxy ( xcor-of turtle h + x ); x9 b! X9 I9 T+ r. g" A; h" |
(ycor-of turtle h + y ) 8 L, B' F$ O8 ?" m: J
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]
0 [; {. w8 Q, u* Iend
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8 p! S& U' ?: ] y[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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