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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。& k( a) j& @& v& H* k+ }
6 p7 U2 D ^# R( B" A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
/ \! m- I1 g' k1 k1 _. D/ e x y ;; these are the leaf-turtle's offsets relative to center-turtle # F! z' Z6 p4 @# m2 l; l* y0 _
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to new
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crt 5 * num_of_building: o, W" U( X% n) H6 h
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
) d* {# Z, F8 c$ ? scatter ;;keep center-turtle random positions : M6 N& Q7 X v3 i! t/ L$ s3 S. [
unit_plan ;;make up the building plan
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to scatter
5 w: P H, n6 C8 B* n2 ~ask turtles with [remainder who 5 = 0]
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" Z3 r' S) _9 }3 kset xcor xcor - 6 + random-float 15% m# R- ?/ z% o6 n
set ycor ycor - 6 + random-float 15$ ^: I* U6 }% o7 I
]
! A7 t6 @. m9 B. K; @2 ?$ S0 M( xend
! G r) f! l/ `& wto unit_plan 7 I0 b L# w Y& Z; o0 q
ask turtles [
: z8 o4 u m r: c* O5 M( Hif (remainder who 5 = 1) [set a who g" d4 o6 z- {5 f: |$ k
set x ( 0 - Wid / 2 ) 2 u8 h: C+ b6 w4 m
set y Dep / 2 ]' K8 f; q# }, j) g! [. e: o& h
set b int (a / 5) * 5
1 n' y8 H7 D$ e( y3 g( |, x3 O6 n setxy ( xcor-of turtle b + x )
/ T( Y/ q! s, k" J: v) N ( ycor-of turtle b + y )0 u" n. Q" Z/ `
if (remainder who 5 = 2) [set c who
. g; Y7 L/ F6 y% p+ _1 r6 w set x ( 0 - Wid / 2 )
! s, l" \" n/ r2 S% L/ E set y (0 - Dep / 2 ) ]
L9 C3 S+ `) Y set d int (c / 5) * 5
4 p! T2 Q! z8 c2 l' y9 n setxy ( xcor-of turtle d + x )
/ g) T# J& m5 Y1 W+ X1 D; i (ycor-of turtle d + y ) 5 o. ~5 A% Z3 ^5 w9 @( S. t& i
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" n) ?% T' r- ]
if (remainder who 5 = 3) [set k who
3 H+ c% n5 E: Z! J, ] set x( Wid / 2) 9 p9 d5 q" e/ H# P, U) ~
set y (0 - Dep / 2 ) ]
6 F9 z' ^* G. l1 z H; Y set f int (k / 5) * 5
9 j4 j l q. \' a4 h setxy ( xcor-of turtle f + x )) F* `. h' ~0 w8 Y W' Z. ?# S) N
(ycor-of turtle f + y )
3 ]8 O7 f; {& F5 z / s0 r% W. G) i ?$ X
J% B3 R! {- S/ kif (remainder who 5 = 4) [set g who& h8 D2 A% L! O6 K4 x8 _5 R
set x Wid / 2
+ `) E# \. n- Y: E set y Dep / 2 ]
( V/ F. R; m2 X& X( X; J, l- t! }! @ set h int (g / 5) * 5: \% V& w' ~2 }- n5 M" R
setxy ( xcor-of turtle h + x )6 m; E! N' p' p! I, s' R+ B
(ycor-of turtle h + y ) 1 P" K, o6 F/ q8 O- u, B
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end6 r5 y/ s4 n8 {7 n, j% A
, N* J% ^4 K, p% K[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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