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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。. h8 K5 q3 s# B( R% @
" v/ B. Y+ [6 g, P% B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。* h# u. B/ |: P/ Q; c6 w
7 h8 J( G1 q4 d0 y5 @( m( h5 oturtles-own [a b c d k f g h: r6 W* W7 s: T" e! h) ]& `) n
x y ;; these are the leaf-turtle's offsets relative to center-turtle ) ?- l+ e D# G$ ~; I( X
]5 |1 {6 j" n5 R6 s, @, Q3 D# G- U* E
to new
2 N3 Y' C1 U& z# V4 W ca
0 ~$ _4 f, c3 m `! T* B) ~ crt 5 * num_of_building9 ~, \! ?4 B4 u t6 l
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
) |. S+ p- V& R7 O! g5 T% ` scatter ;;keep center-turtle random positions + _8 t7 ]3 J- C6 u
unit_plan ;;make up the building plan
, F3 @$ |: R+ q9 i* G8 x- Fend. u% g% Z' l& f4 I: H
to scatter6 Z; M6 L" G2 {2 @# l2 L" f4 G
ask turtles with [remainder who 5 = 0]
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set xcor xcor - 6 + random-float 15
2 x e/ L- d' b* J. D; Cset ycor ycor - 6 + random-float 15& v9 k, E( y. }3 [8 v
]
8 ~' Q/ d' ~1 c- S! yend
& u# ]8 d; U# C) K0 a0 P: Yto unit_plan
) b3 g' `+ F" i$ Hask turtles [
6 n0 _( v- h; i3 Pif (remainder who 5 = 1) [set a who 5 x0 M1 k: ?2 q' }: Z ~% Q2 }. d
set x ( 0 - Wid / 2 ) 5 g1 ~" F3 Q- i9 d
set y Dep / 2 ]
3 e: |9 Q% P ~* z set b int (a / 5) * 5( Z: f& ?- u' N8 \9 h
setxy ( xcor-of turtle b + x )2 @. i0 W, `+ q+ x4 y
( ycor-of turtle b + y )
6 F* g3 U ]4 cif (remainder who 5 = 2) [set c who1 n0 C) Y+ }. ]5 I$ V
set x ( 0 - Wid / 2 ) 1 y6 ]! A* k1 W7 I, |. i
set y (0 - Dep / 2 ) ]3 K9 } ?* \& B- B& @
set d int (c / 5) * 5
, E8 A5 p! Y( e setxy ( xcor-of turtle d + x )
+ v( _' V. N2 F (ycor-of turtle d + y )
, M1 f; W" e0 w! K) U, j9 P# g/ z 3 y+ B9 z" ] X6 o1 f) @& u5 }) l
9 h. z0 l3 ?9 R8 d
if (remainder who 5 = 3) [set k who
' [% w) G3 f9 w% l set x( Wid / 2) 9 Z9 w3 F6 t, w/ U0 w* _1 G/ i9 {
set y (0 - Dep / 2 ) ]$ s! w, p+ l# K- `
set f int (k / 5) * 5
) R& y7 \7 [- p5 Y O setxy ( xcor-of turtle f + x )
. @- B8 a% V t (ycor-of turtle f + y ) # g9 b# j- `1 Q
6 p Y5 }4 v/ Q3 T j, ~: r
* a" J: J7 \3 X7 v0 F% s `+ @' |1 E
if (remainder who 5 = 4) [set g who
0 }$ B) Y1 M9 V7 p3 h8 P# J set x Wid / 2 * n }) C9 z) B/ k0 z
set y Dep / 2 ]
! U2 G( Y) J. i' v+ ?' \ set h int (g / 5) * 5
+ ]: @! b, X: I" f3 E7 b2 y' O setxy ( xcor-of turtle h + x )* `; t6 W; _; T/ Z$ H G5 r# }
(ycor-of turtle h + y ) % y: }0 [; g% j: I6 {( A/ b
0 q8 `2 A, n) U8 k- N9 X % z4 Y6 F& S1 o: z0 [7 R
]
6 U. J* K2 r0 v" B/ E7 `2 ?end
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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