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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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; m% X' ~: H. [# O* F; A! X% u4 M6 J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。4 C4 V* r I$ F& ~
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turtles-own [a b c d k f g h" d. a! A S) H2 Z: L" l
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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/ V2 R9 ]: q+ }& z4 V( i2 ^5 kto new% G O: A; r1 {# b, o. q
ca+ W- @5 a" c X' P
crt 5 * num_of_building) @9 c% s1 Q/ R% ]2 r& J
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
2 t9 T9 j3 M( g& Z" }; Z scatter ;;keep center-turtle random positions 9 X( x8 @; r2 n3 _
unit_plan ;;make up the building plan
5 f/ H. L. h. r. M/ L; }end
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ask turtles with [remainder who 5 = 0]8 s: t8 y' a, G
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set xcor xcor - 6 + random-float 15
?9 V3 ^/ @) s2 [( Q; x' @set ycor ycor - 6 + random-float 15+ a5 T" b+ E1 G# E" l
]
r- J& D5 `' Y) }: M) uend
! D6 X' B$ D8 M( X( @to unit_plan
" K4 t4 m( [" l# g! ]! d- fask turtles [5 U9 w% p5 R, i: t) y1 `
if (remainder who 5 = 1) [set a who 1 B5 M, ]+ ^/ y7 E Y0 p) @. q
set x ( 0 - Wid / 2 )
* v C9 l: Z+ ]/ E! \ set y Dep / 2 ]" b. S7 D/ i0 M+ _4 I' a3 k- M$ i
set b int (a / 5) * 5 L' ~7 b* }& P; G2 H
setxy ( xcor-of turtle b + x )( y' G$ {3 W* u" \/ v/ ?& e
( ycor-of turtle b + y )- [/ i! v: U; N6 U! t. j
if (remainder who 5 = 2) [set c who
+ B+ I) z8 M O9 F0 a set x ( 0 - Wid / 2 )
$ X& N$ x9 T5 v: S5 s2 {; R set y (0 - Dep / 2 ) ]: C, O( |1 X' \$ y! o! }$ J
set d int (c / 5) * 5
1 o- H. M% o! x4 H) F* W3 D setxy ( xcor-of turtle d + x )
+ f* s& l1 `- P) s: D, B4 C (ycor-of turtle d + y )
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if (remainder who 5 = 3) [set k who
% u. |4 {: j$ c9 s# H set x( Wid / 2)
! c; t. G9 D- ? }5 T9 O0 | set y (0 - Dep / 2 ) ]/ ^' j5 @% s, ]
set f int (k / 5) * 5
/ ]3 H4 p0 x& G3 Z5 W& { setxy ( xcor-of turtle f + x )
5 j/ @0 M2 H0 k& Z: P7 | (ycor-of turtle f + y )
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( r& n- k- F9 C. wif (remainder who 5 = 4) [set g who
' F' T. L! k& X9 Z2 p K set x Wid / 2 3 [9 s" ^3 c: k
set y Dep / 2 ]
1 U! g0 z# a# N" B. r; a1 l set h int (g / 5) * 5
5 x1 j9 e' T1 y' E, l* m6 v setxy ( xcor-of turtle h + x )
1 c9 K$ s- }- P: ~! K# [ (ycor-of turtle h + y )
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end
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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