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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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6 R, P9 b: `$ p& |4 l, }/ u: \- s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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9 _, h/ F7 |, @* H) w7 e& ]7 y9 m4 D% `turtles-own [a b c d k f g h! P, D1 T; L: K, D2 ^7 ~0 u
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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1 P: j, ~! N/ ?3 uto new$ a0 d3 e g9 k X3 S4 ?9 }
ca
0 ~$ |0 i! u' Q( p8 y. E crt 5 * num_of_building
8 K0 E) ?1 C( d; C2 P ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]/ i, `+ D% u# r6 K' `7 p
scatter ;;keep center-turtle random positions . j3 p. m/ T4 b- C2 s- U
unit_plan ;;make up the building plan: y9 @6 L. e, M- w
end. W( h P4 U" l8 V$ q' }
to scatter
" l- }; t6 U" Y$ uask turtles with [remainder who 5 = 0]
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set xcor xcor - 6 + random-float 15& f5 \. q# j+ o) N; {2 f
set ycor ycor - 6 + random-float 15( ]7 d U# Y2 ^( P1 m4 f O
]
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to unit_plan 1 W* p4 B) a$ }) c8 D
ask turtles [
: f" H7 G, _9 T9 n# J- {6 _# uif (remainder who 5 = 1) [set a who
+ O; c% j+ O) ^7 \$ g set x ( 0 - Wid / 2 )
, }0 \! W) q+ v0 j set y Dep / 2 ]% Z6 F" r" y, e
set b int (a / 5) * 5
* Y$ a: N: J& c/ E g3 n! p setxy ( xcor-of turtle b + x ). g; F2 j0 k% z: x( V/ B
( ycor-of turtle b + y )5 ]0 C- O; W- D+ L8 ^. ]1 F
if (remainder who 5 = 2) [set c who) ^& M1 o8 @( d
set x ( 0 - Wid / 2 ) 5 j9 `+ u+ M. H
set y (0 - Dep / 2 ) ]7 d5 J! b8 y4 ]3 Z: q
set d int (c / 5) * 5
w$ Z2 q7 d& h2 ~- ^3 w8 o setxy ( xcor-of turtle d + x )
/ I0 c0 P9 k* S3 }& z e3 a5 B (ycor-of turtle d + y )
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if (remainder who 5 = 3) [set k who/ O3 t& j; c1 C" d
set x( Wid / 2) ) Q, M! x6 `% _0 h
set y (0 - Dep / 2 ) ]
% o F. H6 o' q! p2 ~ set f int (k / 5) * 5
4 ~" {6 t' x+ W" t" ] setxy ( xcor-of turtle f + x )8 r% i( s v5 _: e0 y, [6 r
(ycor-of turtle f + y ) 7 g2 A, h% M2 f j2 J0 H8 \3 n
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if (remainder who 5 = 4) [set g who4 h+ `' X& w5 Y# k. A. R& ^8 P5 X
set x Wid / 2
5 s3 y+ P$ W& I5 {. j y* b set y Dep / 2 ]- ~5 s- i2 `7 M0 |7 Q8 L. r) U
set h int (g / 5) * 51 A+ o m9 ^' o. t8 D
setxy ( xcor-of turtle h + x )" Q, e I" d+ U& K! _ k5 ]
(ycor-of turtle h + y ) ( ^1 v2 R8 A# ^; O
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end
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1 o: l" l& w2 Z; G" V, Z3 U0 E% s[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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