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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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5 ?8 ^( Y( @7 E: ~: ?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。; \9 z) H. _! ?. R( J& T$ |
1 Q2 W2 |& w0 {1 S9 Sturtles-own [a b c d k f g h4 k% x6 g3 n" F) }
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new8 y, i- N4 A, a" d* ~9 w m
ca. W7 k1 J9 U7 u$ e
crt 5 * num_of_building
' R/ g2 r1 f# H8 t ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
P6 H' u5 A3 n2 S* N6 f scatter ;;keep center-turtle random positions
g* O( P9 H0 x9 _8 G( e unit_plan ;;make up the building plan
" [# ^2 R+ ^7 ], h$ |end
4 F) L( b( ?; Eto scatter' [. ?4 r( T) P0 Y$ g( F
ask turtles with [remainder who 5 = 0]7 ~- c* F5 A& G& f- ~5 q2 s$ e2 f
[! `0 x, \5 s5 z7 R; R' J
set xcor xcor - 6 + random-float 15
) t4 }% S% N, n' t% hset ycor ycor - 6 + random-float 15. T |* ]! r( o
]
) I$ I# X" c: ]" O& {& H# H) l/ w3 q8 zend
, F ^! d# e4 a6 L U/ J8 V& Lto unit_plan
" @ U" M- J. J* A1 w' o# Zask turtles [$ A4 C7 ?/ K" p* V, i5 ~
if (remainder who 5 = 1) [set a who * n1 z. b" N9 l2 K& R+ P# h& h
set x ( 0 - Wid / 2 )
% v) S. L* Z. J% J, R+ R set y Dep / 2 ]
* P. h, n( w8 r, l% N& p set b int (a / 5) * 5
9 r9 v0 V( n8 b M1 T0 {! s setxy ( xcor-of turtle b + x )( M% }. j$ h. ^: q% ~2 ~
( ycor-of turtle b + y ), D5 {1 s. c% q3 b8 O( F
if (remainder who 5 = 2) [set c who# o: H) O" W. q. }# q. w
set x ( 0 - Wid / 2 )
8 t f( I- r$ d1 S set y (0 - Dep / 2 ) ]6 n. ]: e: [, F+ t
set d int (c / 5) * 5
. M6 d; r' a/ F) y, e7 k, ` setxy ( xcor-of turtle d + x )/ }) e# X( V M; d7 l, M" n
(ycor-of turtle d + y ) 6 [- ~# m) R2 x, {5 B# V4 ` T
8 o k% _' A& ?$ b; F: l/ |3 w( Y * c. Q) D8 b, r3 R; C( n0 X5 S1 v
if (remainder who 5 = 3) [set k who
8 o f8 x4 |/ H6 H* B set x( Wid / 2) 7 @' y" {8 Z7 {
set y (0 - Dep / 2 ) ]% o! h3 B8 f) U5 ~# z; p2 y( p) ]
set f int (k / 5) * 51 v# j4 N# E1 E& ^% M4 W
setxy ( xcor-of turtle f + x )
V" @. [; b0 p1 g) i. N (ycor-of turtle f + y )
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5 C6 K, H5 N1 N( @$ ^if (remainder who 5 = 4) [set g who
/ |+ y- V6 ?: r set x Wid / 2 6 r- ~; X: i J3 Z- U
set y Dep / 2 ]
) r3 [; y# b3 g& |% }% r3 f* x set h int (g / 5) * 5
( J7 D- B& }0 b8 U& k( O9 z4 K: n setxy ( xcor-of turtle h + x )! z9 }. L' @; E0 k9 {: R5 [4 }1 ~8 L
(ycor-of turtle h + y ) ( }; i: t) |; _: A
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9 G5 y) v" g/ n8 H+ H ]
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- B _! J; c3 D[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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