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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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! r2 J0 G8 {$ x, X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。& @ e# V% Y! j2 u
, k$ j) Q2 O2 _6 n& A6 Y1 w/ ]turtles-own [a b c d k f g h
/ C. o* [8 r. \8 `7 v+ F9 y x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new6 d: a- z" z- q$ {6 j7 K7 N2 w
ca& v1 X3 s# e6 R ^: y
crt 5 * num_of_building
2 u) i3 F( b5 K4 a; L ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
5 V3 Q5 X8 k0 `7 }: l scatter ;;keep center-turtle random positions 3 V' O' t4 m" K9 M6 e. V& M9 U0 O" d
unit_plan ;;make up the building plan
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to scatter, @4 I" R, q2 I
ask turtles with [remainder who 5 = 0] F5 x K7 p8 C- F1 o; I5 c
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set xcor xcor - 6 + random-float 15( r9 w7 c/ A/ {. {
set ycor ycor - 6 + random-float 15
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end
m$ ^$ Y" g9 x& S* n- s* F. ^to unit_plan 2 x7 o! w8 J1 O/ j5 l6 I# @8 C( w
ask turtles [) Z9 R6 q$ u% M! {
if (remainder who 5 = 1) [set a who
' L+ w' A' [3 n! o! z' O! I set x ( 0 - Wid / 2 ) 4 W2 }* ^/ N: N- j, J. o
set y Dep / 2 ]
# ?. z7 J4 q6 \9 V8 u' W2 ~: y set b int (a / 5) * 5 I+ C! D6 Z4 e" F. h
setxy ( xcor-of turtle b + x ): \1 j4 s# `1 p# A. k9 Q
( ycor-of turtle b + y )0 N) ?% M! S" n$ H! F* l4 O' I
if (remainder who 5 = 2) [set c who
, l- y z+ h( u% z$ T set x ( 0 - Wid / 2 )
1 [( u1 D& d$ j set y (0 - Dep / 2 ) ]
* h; |) o3 T! N% j set d int (c / 5) * 5# p2 T' W2 Q2 H. C" u
setxy ( xcor-of turtle d + x ). Y7 w; x9 h: A2 k6 p
(ycor-of turtle d + y )
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, k9 C+ `; T0 l/ Gif (remainder who 5 = 3) [set k who
7 ]1 |: v' G j' W set x( Wid / 2)
u1 g0 H- `5 [; [$ { e6 a set y (0 - Dep / 2 ) ]' m" W& b0 V1 X
set f int (k / 5) * 5
) x) m, v8 H( u% M& Y setxy ( xcor-of turtle f + x )
( i2 p2 U1 x0 I6 }. [ (ycor-of turtle f + y )
0 }& Q+ l( D( j4 E 9 R% ^; {. d7 ` ^
, u* O6 X8 g5 J, ]/ ]
if (remainder who 5 = 4) [set g who
2 n8 J, [( ^* Y, A7 Y' }/ W" I set x Wid / 2
) J3 q9 A8 v+ ?3 }: S% @ set y Dep / 2 ]
. A* f6 |2 V* U: T" q# H4 m4 _* r; b set h int (g / 5) * 5
+ P/ y+ b3 j9 u; t setxy ( xcor-of turtle h + x )
9 Y! J, X/ a7 D! X (ycor-of turtle h + y ) 3 V2 E4 t( Z! J3 R& ~
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]
) d8 a/ W3 C2 ~# F r5 O3 v9 Jend
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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