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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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# k) @0 Z6 e% y( y) _/ f) 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。
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& r: ^4 @* Y, O i0 ?turtles-own [a b c d k f g h9 O! Q+ P' ~" \
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new
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0 J$ F6 f9 z u9 \8 b8 Q( `+ o& B crt 5 * num_of_building+ L* ~) G! q( e* g0 E* u
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]& I" [$ d1 S0 s, n+ i8 @7 I
scatter ;;keep center-turtle random positions # g) ]4 R! m( u; K; A& d: F
unit_plan ;;make up the building plan
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to scatter
7 l. i0 D: h! z6 F: Pask turtles with [remainder who 5 = 0]
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# u4 C% j7 z0 M( fset xcor xcor - 6 + random-float 15- d# G" v0 g9 i
set ycor ycor - 6 + random-float 15
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end8 m! @+ }6 a. }
to unit_plan / [- o% d3 A4 X/ O. g
ask turtles [4 a% T- B: ^& Q z' a- U9 C
if (remainder who 5 = 1) [set a who 6 \; M! b4 y, h# O. K1 \
set x ( 0 - Wid / 2 )
' b: H! p: k0 j7 p) }; z/ ~8 O set y Dep / 2 ]
$ e- P) f! }( l: h set b int (a / 5) * 5 D: D, ?# I9 C
setxy ( xcor-of turtle b + x )( _( ?( Q+ @2 G- |2 w
( ycor-of turtle b + y )
# _' n1 ^ T2 P5 ~: a' U; L7 a: Jif (remainder who 5 = 2) [set c who
- h6 s) v" j. Q0 K& _9 ~ set x ( 0 - Wid / 2 )
8 \" s3 |! f) U7 f4 S6 b. `( @/ s set y (0 - Dep / 2 ) ]
2 @$ Y9 ?; e' O* t set d int (c / 5) * 5% e$ X: X; d, g! G& d
setxy ( xcor-of turtle d + x )
$ D I* D% ?1 L2 p. |+ x" y1 x (ycor-of turtle d + y ) 3 w6 t9 o4 {* k- z2 J
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4 A* p1 }! H3 v* X; g+ Kif (remainder who 5 = 3) [set k who, T* i* G7 i" {
set x( Wid / 2)
1 x4 d* l* S2 } set y (0 - Dep / 2 ) ]
1 `5 h% K: b, E/ C* x set f int (k / 5) * 5
) h Z- x1 ~+ H setxy ( xcor-of turtle f + x ) s, h _6 B, k) z
(ycor-of turtle f + y )
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if (remainder who 5 = 4) [set g who3 p+ T v( ]# N! {1 M4 H z
set x Wid / 2
6 T! K$ B) k$ U1 C" G( q' c set y Dep / 2 ]
! A: A/ n2 H/ g# y set h int (g / 5) * 5
/ y7 f) X$ E8 p& p" }6 g* n- U setxy ( xcor-of turtle h + x ). m8 J) F6 v5 K1 M& T: T5 j4 h- j
(ycor-of turtle h + y )
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end7 M# v" M/ s, X% w
* s4 E$ ~" S# A8 X2 V[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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