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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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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。, t$ `0 S/ H! e5 y* c& U6 T
- O7 Q4 s8 m: Hturtles-own [a b c d k f g h/ X3 [" ]) j3 Z. E' t% d$ U
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new7 L, R( q! k- H! Q
ca& H& T9 T9 U# V( O- v3 C
crt 5 * num_of_building
3 B$ Z% }8 n1 x, J. R; [4 E6 o ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
( d, D+ A6 {) x; v! z( K scatter ;;keep center-turtle random positions
. q" y$ A7 r1 a5 l unit_plan ;;make up the building plan9 G" r: o e6 C+ a
end
" Q: P0 N* ]- K* l4 j9 s: c+ ]to scatter
% Q9 V: e# O& Lask turtles with [remainder who 5 = 0]
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set xcor xcor - 6 + random-float 15
: v6 ]( b% D7 {6 [5 l8 v' U2 rset ycor ycor - 6 + random-float 156 ~& h/ I1 @2 e4 @
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end- k9 Y% n# q, }! N' S5 g- \* U
to unit_plan
4 M) g' x' g0 c; n5 Y4 Rask turtles [
! L2 [ X* b! S) W. Hif (remainder who 5 = 1) [set a who
, G* \. j8 \8 t set x ( 0 - Wid / 2 ) 8 y( Q) c& \0 J) P& ~
set y Dep / 2 ]
& g4 Z' B1 T) J# a1 V' e set b int (a / 5) * 5
, x8 S! c+ w( E. F, I7 M: M setxy ( xcor-of turtle b + x )
% G3 B( ~& r5 K5 G0 g% E ( ycor-of turtle b + y )
+ R3 l( Q0 V6 g& G6 u, p6 gif (remainder who 5 = 2) [set c who
. q" {( B7 y5 K% d, v; ~5 W, Y- _! o set x ( 0 - Wid / 2 ) % x: m9 }7 H3 b; x
set y (0 - Dep / 2 ) ]
3 l" K0 j4 l$ X9 A; z; L# j set d int (c / 5) * 5
1 q% k& ^% o* t setxy ( xcor-of turtle d + x )
' Q; U. |7 V6 g (ycor-of turtle d + y ) 1 U3 u' c$ E/ Q T" z5 [0 r
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2 X) v( n$ q6 c- ]& nif (remainder who 5 = 3) [set k who
V3 n4 g, U% Z; V% X% x set x( Wid / 2)
( A6 h0 Z3 s; m: k- T& A set y (0 - Dep / 2 ) ]3 s$ R1 I/ I3 o% H9 K
set f int (k / 5) * 5! D& J; }& D4 y; L8 h! u, _1 F1 q$ t( A
setxy ( xcor-of turtle f + x ). F/ p( [8 b* k9 T2 k; v3 s
(ycor-of turtle f + y )
5 M; O7 Q, ]: x
* l( W2 ?# w# @7 j! d" C# }0 ]6 P ], y$ g+ `2 w7 n7 f* E
if (remainder who 5 = 4) [set g who
3 i# H) E9 x9 j6 D set x Wid / 2 # ^. p) G/ q- K
set y Dep / 2 ], ?/ j2 [. k& a
set h int (g / 5) * 5/ F- F |- z- n1 q' _
setxy ( xcor-of turtle h + x )
$ I+ ?& a$ p7 M8 U6 s (ycor-of turtle h + y ) : V( O6 d* y6 \" T7 g) X
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end5 d. d1 H: e, H6 q
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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