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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。
: q; x2 q+ R; R6 v
; V7 m5 X% a3 |* ?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。
3 X% R* }! T/ x
6 @1 o) B8 E2 P: pturtles-own [a b c d k f g h& @+ p' W5 S) I( i$ h( P3 m/ X
x y ;; these are the leaf-turtle's offsets relative to center-turtle
8 T5 B) ?/ W2 H- L% A) [( {]7 Y C9 D6 e* w" p9 x; ]
to new
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crt 5 * num_of_building
: T2 u5 b7 }- M5 E9 V7 S5 S% k* g ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]& Z" _5 o0 g& F3 c3 J; f$ p4 r" F. Q- T
scatter ;;keep center-turtle random positions : Y' L. m1 `9 O6 {) ?% r* f
unit_plan ;;make up the building plan9 h. h$ _1 k* S; q$ f
end* I% a* E4 x' ~3 m p5 n5 q
to scatter3 O8 q( G: s. e( @4 V! m
ask turtles with [remainder who 5 = 0]
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set xcor xcor - 6 + random-float 15
4 H# S" c& M6 G+ Sset ycor ycor - 6 + random-float 15
6 [2 z: y% r( L$ K]% _! w6 v" W) h, |
end; P. l- A; W# r, E$ t! W r
to unit_plan ! j; ~' v& X% p
ask turtles [! i+ t, j1 {( _, O: Z
if (remainder who 5 = 1) [set a who
% ~% [# g% @7 G2 Z0 m M set x ( 0 - Wid / 2 ) ( J# x; R* f7 z8 q! d" D) k8 _
set y Dep / 2 ]
, t; `' [/ o+ Q1 J set b int (a / 5) * 5
$ T3 b8 ?3 Z) P/ e# | setxy ( xcor-of turtle b + x )# h; S5 c; R5 p; X0 t5 @/ }
( ycor-of turtle b + y )# k" }6 C: c8 t! _! w# L. k' j1 ~( L
if (remainder who 5 = 2) [set c who( Z( ~9 w5 u. r. y- x
set x ( 0 - Wid / 2 )
- v% N( k: x; @+ p+ g2 R set y (0 - Dep / 2 ) ]
, G( Y6 @& G4 ~$ b set d int (c / 5) * 5* g/ c* H9 S: J: {
setxy ( xcor-of turtle d + x )3 c( ^4 F6 Y& r2 i# j; Z; f
(ycor-of turtle d + y ) 7 b; O E9 V8 N% f
8 F: s- Y# m& s5 b. h0 C # H8 h7 x) @; [1 P
if (remainder who 5 = 3) [set k who
8 o' _) V2 T' `, b& h4 p. L9 n: s set x( Wid / 2) / x+ s8 a F' y$ j' w) Z5 k
set y (0 - Dep / 2 ) ]' F9 ^+ k6 ?! y) e
set f int (k / 5) * 51 ?: A8 C1 i' i6 C
setxy ( xcor-of turtle f + x )! v' k7 h3 y6 z8 A' `
(ycor-of turtle f + y )
$ M7 o8 A+ N0 V9 p( K: f% [* w 5 d4 g; l/ ]* @5 R& y$ e, {
; Y) M$ E9 W; p5 Z$ hif (remainder who 5 = 4) [set g who
0 u5 C0 D1 m! M! I5 B' k set x Wid / 2 5 Q; A& n# R, q- P7 D
set y Dep / 2 ]1 t; m6 l1 i" E* ~; A1 M! T5 z! m
set h int (g / 5) * 5
- ~$ s; L6 a+ \* }- J& i+ ?8 |; k setxy ( xcor-of turtle h + x )
2 u5 |1 L( Y1 U (ycor-of turtle h + y )
8 Z) g4 R( W+ i/ t2 q* l
0 x+ i- _6 U3 I4 w3 k$ l% U5 [* T 0 y5 J" ~! P& S5 t7 l% |: f
]
3 d! X* v7 l) @5 w3 Z6 }* `end
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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