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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。) E! g( [7 @, C: d
( i# P+ w4 ?/ c6 |5 n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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turtles-own [a b c d k f g h
" j, r) ]0 w5 s% L, X: p x y ;; these are the leaf-turtle's offsets relative to center-turtle
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& R' \& V) D( X3 R1 pto new
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crt 5 * num_of_building
) e" p$ L' b; ~6 k# R: M5 X \ ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
7 W; Y# K; L7 @( ]7 s scatter ;;keep center-turtle random positions
& i+ ?5 h9 t: R# f unit_plan ;;make up the building plan
2 I7 P% z' q" f$ R* n: |end
( b/ a% e. q4 e/ k6 _3 sto scatter. L, [$ Y# Z O% Y
ask turtles with [remainder who 5 = 0]
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& P. I& |: \" a* E K: d0 qset xcor xcor - 6 + random-float 15
1 a# w }' a+ O) }- `/ e! g! w. Xset ycor ycor - 6 + random-float 15( r: `0 L H @1 B. V2 N
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end$ } x d4 [3 a/ v. o
to unit_plan 3 z1 }: j t8 b" U4 |/ h4 o# Y
ask turtles [# i) [# d$ W) I6 o
if (remainder who 5 = 1) [set a who
' D8 [+ }+ R4 A2 ^9 V& i* X set x ( 0 - Wid / 2 )
% F1 Z$ k* [ |9 G/ u7 Q set y Dep / 2 ]) y. H' e5 P3 D! |: o4 F4 i. }7 x- f+ V
set b int (a / 5) * 5+ l/ _. T$ P$ v0 F( w
setxy ( xcor-of turtle b + x )! A9 o2 L/ u5 s2 g: x) |- v
( ycor-of turtle b + y )
( ]' |: c4 _8 n4 r2 l1 L8 Bif (remainder who 5 = 2) [set c who
5 S$ `9 n$ U4 _, y0 f set x ( 0 - Wid / 2 ) " B" F$ K) P9 f$ x, X; |' \
set y (0 - Dep / 2 ) ]+ \$ W: T$ F" Z' I ~0 D8 q
set d int (c / 5) * 5
* ~7 h& B- E$ j! b6 R6 ~1 X# B setxy ( xcor-of turtle d + x )$ S, g9 B% f" X2 _ c
(ycor-of turtle d + y )
% f5 x6 N' w1 F$ x
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+ S( j( n, Y0 xif (remainder who 5 = 3) [set k who/ ^) D, Z; o& o" G! g1 g& U0 E
set x( Wid / 2)
9 i# b! r, H+ h6 e% u o' J0 T set y (0 - Dep / 2 ) ]0 l7 m! R' a& m. e4 D
set f int (k / 5) * 5: P( N# c, g! ?& T$ r9 N
setxy ( xcor-of turtle f + x )
: H# v+ U3 Z# Q# J/ {' O# I (ycor-of turtle f + y ) + N# k1 K: \/ e) n+ B( C
$ s; C/ X2 N( g. S3 c) X& g3 q ) ~! i* z2 D- @: F& e& I _
if (remainder who 5 = 4) [set g who8 Z' b# n+ G: L0 [
set x Wid / 2
0 z K6 H. K) r. ^# ^/ c2 ~ set y Dep / 2 ]; {7 u+ Q4 c+ O: B& b) M
set h int (g / 5) * 5. _# r, c, r% y- i% ?5 y
setxy ( xcor-of turtle h + x )9 I Z: D2 z% N. n- r
(ycor-of turtle h + y )
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end3 V' W) h- _! n8 k) I0 x. ]1 k9 b
G& O+ G6 D+ p* x- l[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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