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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。7 a7 a9 A; _, x+ K" H0 j
: G6 E3 v) Y8 f3 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。) P0 n2 v% v0 r
1 ]) F+ K8 V/ B* w" J* y. Iturtles-own [a b c d k f g h
7 Y# C2 B! V- I: `+ V8 v x y ;; these are the leaf-turtle's offsets relative to center-turtle
+ t7 y/ A# U& \8 x8 g6 y]8 L/ F! [) s/ h" \
to new/ Y: E5 Q1 J( S+ J
ca
2 D; T, M' c3 W9 ` T7 v) n crt 5 * num_of_building
8 m3 @+ j+ Y& h" m: W- j' p ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
3 H* i3 w7 z( Y' ?( J, [4 Q1 D( S scatter ;;keep center-turtle random positions
4 X& `) {/ M& M9 O4 V1 q6 D unit_plan ;;make up the building plan) l. j- j2 b5 G+ B* _
end2 _6 I$ j# L$ P& G1 }
to scatter
. t( E: K+ E4 N1 ~6 i4 B8 o. pask turtles with [remainder who 5 = 0]5 G( J8 p' C3 P' x3 b" G
[
+ t: |8 i _. dset xcor xcor - 6 + random-float 15 d# q+ v$ p" H; ^' M5 q
set ycor ycor - 6 + random-float 15/ x% x- j b1 c/ q9 C5 Y
]
4 g+ _' C w6 P, I0 _* \! Uend
; b6 }) M9 C% C" r$ oto unit_plan 0 }" Y$ D L, M5 }
ask turtles [% T, ?8 e/ I$ c7 v& J- E% \
if (remainder who 5 = 1) [set a who
' f" B; A: K7 h9 l1 O# A; d3 \ set x ( 0 - Wid / 2 )
) h, G2 p& ]6 I) i/ r set y Dep / 2 ]! ?' T. @9 e& {2 Q8 e
set b int (a / 5) * 5
% v# u9 ?7 X8 N/ g8 O1 t setxy ( xcor-of turtle b + x )
; f o7 [( k7 A( t" i1 w2 X2 Y ( ycor-of turtle b + y )
+ z, s/ m$ k8 F J+ a$ [if (remainder who 5 = 2) [set c who& w# w0 F. T; ?
set x ( 0 - Wid / 2 )
, R( J$ ~. x5 V }1 I5 W h set y (0 - Dep / 2 ) ]
7 V- x. @+ B+ x set d int (c / 5) * 5. t( v3 C) n4 W: J/ n; w4 t) c# K" }
setxy ( xcor-of turtle d + x )7 b# n p5 F2 W! V3 r. j; v
(ycor-of turtle d + y )
, M+ }4 k4 Q' }( a% i7 \ # I) q# F4 D' ], K3 V
5 O6 g6 n1 n$ {2 ?; E2 \0 u# Wif (remainder who 5 = 3) [set k who
3 p: t a3 _! v4 g9 C; B) Y set x( Wid / 2) * {. @! y& N$ }
set y (0 - Dep / 2 ) ]1 _% Y' I ]; W( K! M" k
set f int (k / 5) * 56 t `0 g& b6 }0 l9 \+ t$ V+ |( v' @
setxy ( xcor-of turtle f + x )$ g1 _6 K4 [9 s4 p, |6 ^
(ycor-of turtle f + y ) ; ^; i( y2 T: J8 d% l8 I6 j8 B
9 [8 K% z1 `( A8 V% l3 M2 l' Y & r4 |! Q, Q8 T
if (remainder who 5 = 4) [set g who
+ R9 G) ]- u: o2 j/ z0 [. E set x Wid / 2
! I, t7 I. c% L0 k: H* Z set y Dep / 2 ]
' P, g/ b/ a7 I, O set h int (g / 5) * 5
* i# G, B$ k# v" [9 o& u setxy ( xcor-of turtle h + x )
* C: a; c% k1 } (ycor-of turtle h + y )
8 ^9 Y6 \7 Y8 {$ ~5 ?) @9 X 8 `9 X- L, j4 _8 x0 G
+ \5 V- x, |' \6 R
]+ S$ u) k/ N- Q4 a/ M, b3 R3 f
end! G; q/ W6 [$ g0 k$ _
: Z& I3 F, ?% T, }" t9 b- Z2 h5 {6 j) I7 K
[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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