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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。8 y; {4 m& j) I- j. g
" ~7 ]6 _# _" O6 }! V- Z) f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。7 j U% g$ [! e0 R( d& C* `6 C
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turtles-own [a b c d k f g h
2 `2 U; `" L+ h0 A: R x y ;; these are the leaf-turtle's offsets relative to center-turtle
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6 n/ Z- e) Z4 T1 {5 w, u ato new2 o9 [4 a7 n/ u
ca! L; U; u% `, z$ J
crt 5 * num_of_building
5 F9 b; f% ^# Q) B8 f: t ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
; p' f9 @& m" W9 s2 O! D) z' y scatter ;;keep center-turtle random positions
3 w" W2 L& `. U: n unit_plan ;;make up the building plan) ~5 \2 S9 a2 @8 d$ f' g! R
end7 f8 d0 v x" ]9 Y% A, E! K0 B$ R
to scatter
' C, t: u: q3 f: s2 s' t8 A) Cask turtles with [remainder who 5 = 0]4 d' }+ F' |+ Y' G& U
[
; ~3 U! Y! k$ f* pset xcor xcor - 6 + random-float 15
2 ]8 w6 i$ X0 d& T% x5 ~set ycor ycor - 6 + random-float 15
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end3 u1 N# v# M: z- D- x( {4 h; ?/ G) A
to unit_plan
" I: k7 ?6 r G# R, ~1 Xask turtles [
N$ [# O1 O: k. N1 j# J0 Hif (remainder who 5 = 1) [set a who
7 N+ p% U1 A% Y1 W0 N set x ( 0 - Wid / 2 ) ' y; [; `+ C) T* ~/ d* p+ ~6 \3 Q
set y Dep / 2 ]4 v. m1 t. h& z
set b int (a / 5) * 5, m( R: a4 k- d4 S
setxy ( xcor-of turtle b + x )
7 `1 q) t7 `5 X3 F$ z ( ycor-of turtle b + y )' ~+ `( x" U3 `9 x1 M
if (remainder who 5 = 2) [set c who
0 l. K7 }, W9 q* d; a set x ( 0 - Wid / 2 ) . }4 U* i8 N8 e! E3 [4 X5 G
set y (0 - Dep / 2 ) ]5 t) c- w$ g" B: R
set d int (c / 5) * 5
) Z$ i& q( {% ]4 a2 f: B setxy ( xcor-of turtle d + x )* A8 c2 ~7 @* ~/ k8 f0 |
(ycor-of turtle d + y )
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if (remainder who 5 = 3) [set k who
) q8 H" A8 q8 W, m/ [" [8 v+ @ set x( Wid / 2) 2 L) c6 ?# {/ s* ~- @
set y (0 - Dep / 2 ) ]; _" }2 r1 m, p, ]9 h! V) m
set f int (k / 5) * 5( y( ~6 w9 y& B
setxy ( xcor-of turtle f + x )
! ~5 J$ z' p- b" D* x (ycor-of turtle f + y )
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5 D \# k r9 u; T: {% ` x! B) E
% N* L; m" k( v4 lif (remainder who 5 = 4) [set g who
, Q8 l. d \& L& h$ X F set x Wid / 2
9 T9 }' q8 S6 M set y Dep / 2 ]
9 ^/ @4 ?7 y1 F2 H- W5 }3 O set h int (g / 5) * 58 I9 k5 ^& W( c" ~ s- F
setxy ( xcor-of turtle h + x )
* r1 @+ ]3 a. E+ d6 Q& y- Y (ycor-of turtle h + y )
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end. i# N' s& ^/ E) G5 t$ u9 |& f
1 h7 h0 r2 t, c) u. M6 F" e[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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