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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。' F( U' L6 g' \" F
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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。5 ?! Z9 G* T( K. ~+ q, ^6 a
$ c1 V$ @8 O C0 F% b7 _+ zturtles-own [a b c d k f g h
7 ] `4 r; N! @) ^7 B' W" \ x y ;; these are the leaf-turtle's offsets relative to center-turtle % n9 b7 G& H1 x2 a8 N# b( Z
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to new
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2 H9 Y4 Y8 @% l) K6 X; E crt 5 * num_of_building$ H# Z4 N0 R3 S3 _: [( B
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]! T# K& T$ a3 y8 F, L! m
scatter ;;keep center-turtle random positions
9 \$ P g9 Q9 J( m unit_plan ;;make up the building plan
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to scatter
, A& O' q! k0 ^2 t6 `4 q. s0 ^1 wask turtles with [remainder who 5 = 0]$ d$ l* G- W* p
[
4 x3 v7 T+ {+ o% O& iset xcor xcor - 6 + random-float 15
6 {4 l/ Z. b8 E5 X' Uset ycor ycor - 6 + random-float 15
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3 t) k1 o2 w- @2 s: k& W; Wend
5 s/ [7 N8 v; t0 G( g$ Wto unit_plan
& Z2 K, q+ K. U7 r; x& k6 fask turtles [
+ @+ |" r4 N* D Z5 gif (remainder who 5 = 1) [set a who 1 l1 y( I# C, B3 b* C
set x ( 0 - Wid / 2 )
, n% `5 s% i1 ]7 W4 [ set y Dep / 2 ]& f0 w9 P8 a; h- \* h4 g0 S
set b int (a / 5) * 5
7 G F6 D$ S$ y# o5 X1 ~ setxy ( xcor-of turtle b + x )
8 {* m2 C0 X- ~( Q$ m% y2 Q, i' h ( ycor-of turtle b + y )7 P( t" h& n+ j& d2 a2 K
if (remainder who 5 = 2) [set c who
& d# I6 d; E0 G% X( t set x ( 0 - Wid / 2 ) 8 ^6 o# A- Z E( f; l8 ^" w* I2 k
set y (0 - Dep / 2 ) ]
7 C7 f( O- z+ L set d int (c / 5) * 5, H) g9 K( l- W' K8 C( ?3 c
setxy ( xcor-of turtle d + x )5 u9 E+ P3 \5 Y
(ycor-of turtle d + y ) , I8 |3 Z1 Q$ T% |0 m B
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1 U3 ~9 R9 \' ~if (remainder who 5 = 3) [set k who
; c* S' z( k- h. }& r a& T* Y+ p set x( Wid / 2) " N/ ~+ O8 h/ Q( A7 A! O6 o
set y (0 - Dep / 2 ) ]
, e7 H& y& ~9 T$ J" x6 D" X3 l set f int (k / 5) * 5; s9 Q6 p) n) Q3 M4 N0 x: I: i
setxy ( xcor-of turtle f + x )
' j* R4 e6 {2 e+ Y U (ycor-of turtle f + y ) 0 c' P5 V' W C4 N
& B6 X o7 u) z! k
& u# d8 Q$ s; ?0 A# } ]: Oif (remainder who 5 = 4) [set g who
8 [2 }+ i& ]2 L0 X9 f# B) } set x Wid / 2
1 V% m9 H6 g k set y Dep / 2 ]4 @: y) j7 Y+ M; Z$ m* }, T6 l ]
set h int (g / 5) * 5
. r2 ?5 P, c0 T$ @5 ?5 W setxy ( xcor-of turtle h + x )- }) e/ q# I- e' Q6 C
(ycor-of turtle h + y )
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( B: W( R2 R$ x: f0 j) J3 g/ M[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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