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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。/ f+ Y7 O$ r6 ~0 j* w
3 I3 \0 ]2 v3 t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 w% d A! f6 H$ C7 C e$ F
: I7 Z" Q8 U4 N2 ~* qturtles-own [a b c d k f g h0 |0 z$ I# V! i5 H; z/ G
x y ;; these are the leaf-turtle's offsets relative to center-turtle
. b0 E+ e; l. x! C6 Y]1 J- X" Y; ?6 \" Y
to new& N/ f" V" u/ B, U8 E! |
ca
8 q0 H" \, U# g( } crt 5 * num_of_building
' S" F( }4 ?9 F$ `) @0 ]. P ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
& T5 z @& k! s: f4 W+ |" Q scatter ;;keep center-turtle random positions
, S( q! s! a& ^, J, |$ k `7 Y2 b unit_plan ;;make up the building plan
; X, s1 V$ x& L" x4 Eend- _; p$ f4 E: M4 J1 S3 Y+ |
to scatter* P+ s$ k; C1 V, ^
ask turtles with [remainder who 5 = 0]% l1 i, ?! ?2 A5 h; y9 Z; K; v9 A
[
) A% J1 B$ E: A) sset xcor xcor - 6 + random-float 15
: r6 o. Y" V$ j/ R6 @% h4 wset ycor ycor - 6 + random-float 15
- l# w9 D3 M# N1 M4 t# b]
) e3 g+ ~. c! l8 @1 }5 U+ Yend+ X& z' k% v1 C" K h( K) L. }
to unit_plan
, W- ~- [ C4 K2 B5 \+ F0 b& q2 xask turtles [& _: h8 `2 E8 ^5 C1 m
if (remainder who 5 = 1) [set a who ; i. W6 J5 U% B& p& @" {/ F
set x ( 0 - Wid / 2 )
0 a" \; F7 u: h set y Dep / 2 ]' m6 {- P% ~, \% }7 |' `4 U
set b int (a / 5) * 59 l8 P0 D& Q; J) B! i
setxy ( xcor-of turtle b + x )' y) j9 h' f; A) L
( ycor-of turtle b + y )
3 j) X6 A# g+ jif (remainder who 5 = 2) [set c who
1 |! F* Z! ~( G set x ( 0 - Wid / 2 ) ) h9 ^. x2 P1 y5 c' v9 R/ x
set y (0 - Dep / 2 ) ]
. \3 f9 a8 f; |1 ~. o! b set d int (c / 5) * 5
; F4 X' Y6 u! T4 O) V setxy ( xcor-of turtle d + x )
. u, s* s, ~- d. h1 x+ M; i (ycor-of turtle d + y ) : j+ E) N2 t5 h+ W% ~! r) D
) s# x3 z2 U e" X1 E# Y+ F2 R
: N" E8 x7 Q, m# iif (remainder who 5 = 3) [set k who
) O+ p4 A. n( W3 R* V$ V! J) L set x( Wid / 2)
" ?2 g, ^3 `$ \: Z" N% R set y (0 - Dep / 2 ) ]- x2 ~ x, T* H; g8 e. E
set f int (k / 5) * 5, j+ C2 r! |" B K% h$ Z9 g
setxy ( xcor-of turtle f + x )
6 K' H6 @; d. Z% ^) c (ycor-of turtle f + y )
5 |$ K1 d. X$ g+ b
1 ]! U- t4 t, a7 n
5 I1 T/ X% y. j# b9 b- Fif (remainder who 5 = 4) [set g who
6 k/ a& j) v) b+ C% O7 G& F8 S; H set x Wid / 2
0 T4 A, }1 ~" I( V5 d% u/ k set y Dep / 2 ]4 [. m6 }$ L7 E0 n. x
set h int (g / 5) * 5
2 ]$ ]$ k4 Q2 h: K setxy ( xcor-of turtle h + x )
$ S3 U# f9 I5 k, o0 L (ycor-of turtle h + y ) 2 X, f4 {, {# i4 C! k; l
( n1 ^) N C+ m6 z5 N
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]
6 C( ?4 g) f/ z w0 Z- N% Oend7 m% N5 Y: I( Y. w! u9 r! u) d2 j
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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