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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。; L2 g, T0 X9 U X
$ x [! j% @+ ?* @$ h" s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。. N" L. W% }! K. s/ G% _
, w& c# @" Z/ X+ Xturtles-own [a b c d k f g h( d% n" Z9 o5 f' V6 P7 g$ y
x y ;; these are the leaf-turtle's offsets relative to center-turtle 1 [0 S0 }0 d U1 U) u' n1 k6 b- O
]
( J7 ]. A$ D; I. @! B' |to new. B. x& Y- f. D Z5 G W. n8 t5 q
ca8 Q' Y$ A; P% Z
crt 5 * num_of_building: R/ N1 @0 C) I& G( ], b
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]; z: ^: }3 X+ j$ O3 Q' P( J: U- q
scatter ;;keep center-turtle random positions 8 {- S" F) Y6 N
unit_plan ;;make up the building plan: z6 Z3 ^9 s' z4 z, [+ e
end' \+ O) F9 _6 {4 G* Z
to scatter
5 i( i( j; I2 m- Vask turtles with [remainder who 5 = 0]! n! e4 r+ g* K% F! x+ r
[. ]* N2 C0 B0 Y
set xcor xcor - 6 + random-float 15& ?# E" o! ~ A8 F [/ e4 j
set ycor ycor - 6 + random-float 15
4 Z5 q) d. n2 _; ]. \7 n]
% v7 u4 K, p# B# y& Bend9 r( Y! h$ ?# @ `3 x4 @
to unit_plan " ]5 K. G9 ?' g. x" u0 s' h
ask turtles [" q$ e2 c2 G6 i9 f/ }
if (remainder who 5 = 1) [set a who
7 i% w8 E5 T5 h9 D& ] set x ( 0 - Wid / 2 ) + z; }8 B' ^& J: u! R+ H
set y Dep / 2 ]
3 {# j8 V9 K; ?1 n w, F# G9 y set b int (a / 5) * 54 i& N% k. \% \" D; o6 G7 j
setxy ( xcor-of turtle b + x )
9 A v# o1 m6 }) W- S ( ycor-of turtle b + y )
0 a/ |7 T( D( p) O j, Bif (remainder who 5 = 2) [set c who
$ _1 b) b1 N: z! X9 C& H set x ( 0 - Wid / 2 ) ' D: \/ f, @/ T# p' e x; ~! `) u4 f
set y (0 - Dep / 2 ) ]: e& J4 R( N9 y/ J
set d int (c / 5) * 5
e; [4 l" o3 F5 S setxy ( xcor-of turtle d + x )
# y; \8 k2 G# m# o6 W7 T: a (ycor-of turtle d + y ) + [" C# p' n: L5 z( o# m
" k, f9 F+ \, }
3 Y2 ]) b3 T2 y ^5 }6 G( i. S! c6 Dif (remainder who 5 = 3) [set k who9 f8 ?9 j+ j# h8 `: c' R) _
set x( Wid / 2) ( Z4 z# w4 B+ G5 Q; X3 I! [, @
set y (0 - Dep / 2 ) ]
: F6 P$ Q+ m3 Z set f int (k / 5) * 51 [8 b7 l" e; F p
setxy ( xcor-of turtle f + x )" ?$ R5 L2 p3 w' ~4 R
(ycor-of turtle f + y )
" t8 |, `- t0 P % u# Q7 H0 z9 e; o' _* F; [
4 h9 g7 Z7 {1 c8 D* ~$ Vif (remainder who 5 = 4) [set g who' p/ r3 B+ u+ D1 D+ c
set x Wid / 2 ( M6 E/ I: ?( w& w
set y Dep / 2 ]
( C! |' P& ~1 B7 q- [ set h int (g / 5) * 5
# f; s6 {$ r0 E% ]. M setxy ( xcor-of turtle h + x )4 N# ~# y, G1 v7 L3 g
(ycor-of turtle h + y )
5 L& V) o. a2 m; v: a; @ # h$ r5 | i3 X$ k
0 N' N6 f0 p8 K! {: h W9 F9 u
]/ m H f9 E1 P X" s/ H5 E# h6 c
end: N% ^7 c: o4 q6 r: i$ J. z2 y+ Y7 x4 p
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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