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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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: c6 q$ j ], ^; P$ l) p( s& y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。
! G/ T" U$ S) u6 l5 o/ f! E
4 R L/ n0 v8 k7 `6 l) U0 @" xturtles-own [a b c d k f g h' n' ? q5 h7 v
x y ;; these are the leaf-turtle's offsets relative to center-turtle
# |" t& z4 P8 _& g/ a* []
4 x+ t) z2 c/ uto new
* m8 x0 O) P! F. Z( J5 _ ca
9 T; Y# d! |# U8 H: Q. y crt 5 * num_of_building# Y( B4 x' V& U9 f0 X' t2 q9 W
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
4 T" n% n4 t( {' i2 q scatter ;;keep center-turtle random positions # O2 X h o4 y: {/ {. [
unit_plan ;;make up the building plan
. a, |5 A* {$ f6 x) W: `end2 L8 U) P$ F) c$ k' N) U+ I
to scatter9 q; U6 ~! J+ ~/ a4 v
ask turtles with [remainder who 5 = 0], C: G/ N+ h! R: K0 q/ [
[
; f! n& ?) S- q1 n iset xcor xcor - 6 + random-float 15% z% K K" R) T. d
set ycor ycor - 6 + random-float 15
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end% k7 J# x% i# [2 e
to unit_plan $ @$ s! v# } [- `
ask turtles [
/ p- ?4 _- {3 ?& hif (remainder who 5 = 1) [set a who ' Q% a: c! w" K1 t0 Y" k- a& m
set x ( 0 - Wid / 2 )
: X5 P7 i: k# c% R; h( r0 B set y Dep / 2 ]
. s2 F4 Z$ A5 W5 u/ F' A) h/ ?9 q set b int (a / 5) * 58 B8 `8 K& o8 } W' I! z
setxy ( xcor-of turtle b + x )
$ w9 ^; A% h8 x3 V* C( M! B ( ycor-of turtle b + y )
% D1 j. p3 @- O" D3 ]: Oif (remainder who 5 = 2) [set c who
% H+ B4 ^6 z C" R0 f1 b set x ( 0 - Wid / 2 )
/ b7 O( J2 h* ~' \- S( t: p% T: K set y (0 - Dep / 2 ) ]
: c5 z. z$ C7 ~ set d int (c / 5) * 54 l) x) \& m& Z+ q
setxy ( xcor-of turtle d + x )
1 W8 Z0 {+ T- D( g7 q( Q. B! ? (ycor-of turtle d + y )
B6 D% h4 V! ~3 s( y, Z9 R N 1 E* B( G; d- |4 v" k) T
: S$ X& o# r3 d7 D1 q3 w4 G1 k
if (remainder who 5 = 3) [set k who4 a- G' P- N# c/ i% g
set x( Wid / 2) 3 Z! G* f2 k# V. X5 Y. i) R7 h- E; O
set y (0 - Dep / 2 ) ]
* `& X& Z1 g) P set f int (k / 5) * 5, k) `5 }) Z: E% T
setxy ( xcor-of turtle f + x )
3 ?4 I# X7 N6 R7 O9 b/ b (ycor-of turtle f + y )
8 A2 _- G' L( X5 q& l% f+ Q
. N1 n5 x2 [- C" ]( u8 h, l) K; p 6 r( l" x$ z* q& H! _) k
if (remainder who 5 = 4) [set g who
* u6 q; N- U; I' a" ` set x Wid / 2
2 R- x) m V+ q set y Dep / 2 ]/ B9 h3 o) v6 a( D( y
set h int (g / 5) * 5' f% \, o- M% S1 ]+ Y) ]
setxy ( xcor-of turtle h + x )
0 K/ V9 I1 r7 ?/ n (ycor-of turtle h + y )
0 V- k9 \0 Y. }$ I4 D4 W7 ?. K 2 I- D& b$ b8 D* S! I$ Y4 B5 a
3 [# c" p& T/ `" I' i
]2 _, k% n- c+ Q" @: L& E
end2 G @; e2 \0 q
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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