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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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turtles-own [a b c d k f g h
9 z: F/ |! z7 s9 B0 P4 f- R x y ;; these are the leaf-turtle's offsets relative to center-turtle $ o5 W' V8 ]: o1 u: D6 Q
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to new
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crt 5 * num_of_building
2 A) t3 K+ T# v. h ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
2 i; _0 x; V9 _( m3 c scatter ;;keep center-turtle random positions 0 Y2 M7 a3 J8 D, V' r, P
unit_plan ;;make up the building plan9 l; M7 [$ K* H S" v1 n6 e I
end% ?3 S$ |/ r, C. h
to scatter
* x+ A$ e+ X Y4 x) d8 lask turtles with [remainder who 5 = 0]
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: o" i( J( a( Kset xcor xcor - 6 + random-float 15' B/ w, | L/ m9 K g. ]" F/ K
set ycor ycor - 6 + random-float 153 P: q+ M% T- R: I& E
]
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to unit_plan % A: o3 I8 B" ]
ask turtles [" {- P( Z: ~, w7 e
if (remainder who 5 = 1) [set a who ) P5 s- v6 e; s+ q1 _
set x ( 0 - Wid / 2 ) 2 K2 D4 u8 L$ r: f% z0 h
set y Dep / 2 ]
! [9 P! e/ I- g1 s4 }& L# Y& E- P, a set b int (a / 5) * 5! Y8 B# k! i5 c% V
setxy ( xcor-of turtle b + x )
: p( ]- j5 s7 M ( ycor-of turtle b + y )
$ k' K# l- n0 r2 Y. n9 yif (remainder who 5 = 2) [set c who
3 t6 v; K" u) W6 j4 l% Y | set x ( 0 - Wid / 2 ) 4 U& U6 O' }4 R4 Y
set y (0 - Dep / 2 ) ]4 [% P) X. K( D/ S
set d int (c / 5) * 5
5 O7 _* k& B* I9 T) X setxy ( xcor-of turtle d + x )& q0 y& s- f$ d+ P$ P( S
(ycor-of turtle d + y ) 4 s0 e$ e0 u7 b N
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if (remainder who 5 = 3) [set k who
, {( X# V" x; z: }$ v J set x( Wid / 2) / u- S p2 h$ w) s- P% W" z
set y (0 - Dep / 2 ) ]# n7 D7 I1 S, ]
set f int (k / 5) * 5# D! W( Z+ k+ a# D7 _; j! P; a
setxy ( xcor-of turtle f + x )
6 N% r B( a# u8 s5 H (ycor-of turtle f + y )
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$ _) g# v7 c: B6 @if (remainder who 5 = 4) [set g who
$ u3 F* H3 R; F3 c set x Wid / 2 - {8 y8 i* p& {" U* R2 z, z
set y Dep / 2 ]
, W& _8 P X' Q1 S# B set h int (g / 5) * 51 J' n; G' \" g% B
setxy ( xcor-of turtle h + x )
; T3 X& k Q# ~9 d7 ?/ w (ycor-of turtle h + y ) & a3 h$ G: V+ T
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end+ S. n! P: T5 }! b" S! ~! M* B7 r
: X5 K3 W. }. N[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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