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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。2 G' Z2 M5 H0 \# f4 [1 }! t, @+ F+ d
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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。: y/ E6 P: F% n; J2 J
; u" r9 @$ X& ^# I! b' B3 hturtles-own [a b c d k f g h7 [/ E% q1 x4 J( x" S* Y6 R
x y ;; these are the leaf-turtle's offsets relative to center-turtle % ~, \/ Q! ^( o- A8 Q5 P
]
7 w6 e9 A) h6 I3 v( Z( Ato new% A! g' d' H% B" A$ f2 F8 [
ca1 X9 m) @2 K# j4 W) E
crt 5 * num_of_building
8 Y& t' ^: M1 v/ |5 M" S% C+ a4 J ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]! m, k9 n0 R! X, R$ n! E
scatter ;;keep center-turtle random positions - A" T4 l2 M2 O8 M( A D$ s) b
unit_plan ;;make up the building plan( c6 L7 _( G. X- C: w! ~
end
" x6 J* Z. [, Q, M3 {to scatter$ ^5 `9 j3 p$ q9 v
ask turtles with [remainder who 5 = 0]& H% `% i. v L2 i1 e
[
) h* F1 W j0 X: M+ Uset xcor xcor - 6 + random-float 152 G) m1 O8 i0 ^$ G1 {
set ycor ycor - 6 + random-float 15& x! o* g* i$ v, U& L
]! _" q9 z u. P9 h* C
end
( e2 H* u- g" }/ r dto unit_plan ' c6 O- C1 A* g
ask turtles [
, T C/ d. F( R: ~0 @ lif (remainder who 5 = 1) [set a who
5 z; S" Y6 J3 o$ c3 \/ ~% V set x ( 0 - Wid / 2 ) # b# E* g' K* C
set y Dep / 2 ]
& T; g/ o9 \+ ?/ m set b int (a / 5) * 5
9 C+ z. r* g& U2 E! [7 R0 S/ X setxy ( xcor-of turtle b + x )
1 ^3 x8 c. \5 z, B ( ycor-of turtle b + y )& }, Y% @+ f, D
if (remainder who 5 = 2) [set c who2 A3 P5 m: L# G
set x ( 0 - Wid / 2 ) 0 m8 v3 u9 c4 Q: f, W. T5 u
set y (0 - Dep / 2 ) ]( f# ]' ~+ Z" K( {
set d int (c / 5) * 5" `$ L6 Z2 i/ p! R* ^) ]
setxy ( xcor-of turtle d + x )1 i, ]+ t4 f- u$ U
(ycor-of turtle d + y )
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& E9 b* B$ i8 ]if (remainder who 5 = 3) [set k who
1 [: s0 n0 G5 \, ]! s set x( Wid / 2)
' ]0 N( f0 g6 Q" l1 o8 X set y (0 - Dep / 2 ) ]
8 O2 k. Y t7 Y4 | set f int (k / 5) * 50 { S8 V9 x! M. q. Q! o
setxy ( xcor-of turtle f + x )
( {6 v- T* N' n. g. {9 Y1 o$ X (ycor-of turtle f + y ) 2 W9 L+ k. b8 k2 H& q
) V8 _- U) _; ? U- w0 l: E
. j; s. D; }7 ?4 q X$ F( Iif (remainder who 5 = 4) [set g who
1 `# y' T4 P* ~& ~ o7 s" o' i set x Wid / 2 8 D, d" m$ a, E- J$ o/ F' F: r
set y Dep / 2 ]
) n8 r, f8 s9 d6 O5 R- z0 e set h int (g / 5) * 5
: ]8 D0 B5 r% t4 y9 u1 _1 N0 y' A setxy ( xcor-of turtle h + x )
+ D7 @7 r: K8 I (ycor-of turtle h + y )
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G5 [+ \& V8 p& i% s ]0 V5 z' E2 h7 l! k
end% X+ d2 ~! k2 l3 d+ A
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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