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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 ^, M, R7 y; H* [* s1 N
' Y- u# S3 x8 _! t. c" e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。7 `! i% T1 S4 Z3 {7 B% l/ d
2 Z$ i T3 J; s8 h: b0 H X0 L! Oturtles-own [a b c d k f g h
2 N h q$ @8 Q; Q x y ;; these are the leaf-turtle's offsets relative to center-turtle - f$ x( I- a) X( {! Z8 Q2 ^
]
0 r: H2 a! ]# I4 g: w4 d6 Fto new
" l. q% ~% ]/ ~8 e ca3 g" h6 J; T% Q" J1 D& o$ p
crt 5 * num_of_building
H3 F& K$ S/ {6 S- K ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]) t$ Z& s* g2 c; E
scatter ;;keep center-turtle random positions , V& X5 s# l, \/ ~& r
unit_plan ;;make up the building plan
! o8 Z ^0 x* S* w8 Cend$ o4 I' n5 G6 y/ Q/ m q! x Y
to scatter
1 j# ^) `/ r1 H2 Q. m2 i) Yask turtles with [remainder who 5 = 0]
% q6 a* X, o2 b; R8 `' Z- ^( L! C[
& n' A0 z- s) P. T3 ~; f+ p( hset xcor xcor - 6 + random-float 15
5 Q& n. w' z4 N$ U; Vset ycor ycor - 6 + random-float 15* a6 ?* c9 o4 D, f% \! e; V0 O
]! r* Q" a, R" T! b. ]
end
# d! k9 I1 h: pto unit_plan 5 t. R. k5 J% d3 H3 m& D
ask turtles [3 d! A0 A; S* K/ _
if (remainder who 5 = 1) [set a who . z4 e, z0 w4 p! _9 a& ~2 [" Q
set x ( 0 - Wid / 2 ) ! U/ f" E% W; ?
set y Dep / 2 ]
7 x5 B; A5 e; a4 ^! i set b int (a / 5) * 55 p" r% j2 L+ W" L3 [ \5 v7 t8 k
setxy ( xcor-of turtle b + x )
" V1 \9 U- k* O' I: f9 u a9 y ( ycor-of turtle b + y )+ e8 v8 t# w4 H) `4 D* j. F( D& I
if (remainder who 5 = 2) [set c who. p( O& b! U" }# h( Q& p
set x ( 0 - Wid / 2 )
% f: s" x8 N* H% ~7 @$ F( G! e set y (0 - Dep / 2 ) ]
7 W2 t/ Q7 o7 f; I% \/ s3 _ set d int (c / 5) * 55 s% g0 u: P) I
setxy ( xcor-of turtle d + x )5 C' Z& f+ r+ R6 ~) w" y+ ?! r
(ycor-of turtle d + y )
+ @5 K' r: c0 Z% l
- H4 H3 L4 r$ M' O" ~- ?
, L1 u( Z5 W! E2 e6 K* Uif (remainder who 5 = 3) [set k who9 q" c* X( f8 {6 B& S- J3 B& D
set x( Wid / 2) * M4 B" h; ]1 v2 w
set y (0 - Dep / 2 ) ]
; ^' T* o( K- R4 C: {$ \ set f int (k / 5) * 5' b. B' ?' r/ T7 ]( A
setxy ( xcor-of turtle f + x )
) p1 q( a( H* c. g3 f0 ?: N% [/ e (ycor-of turtle f + y )
/ r% y5 e3 D1 I: m( F7 A
: J9 L7 S% C y7 F
4 c( a3 @" E5 M! N4 Vif (remainder who 5 = 4) [set g who% Z1 V/ Z" v0 [7 m; P2 K% C
set x Wid / 2
- x' j7 u( x2 \9 ]1 ? set y Dep / 2 ]0 w x( a1 `4 F, F! t1 s
set h int (g / 5) * 51 }/ U8 _& [3 p( M' r8 r. h1 ]
setxy ( xcor-of turtle h + x ): T# R, V- b& t) p& K* a
(ycor-of turtle h + y )
4 a: A! d% @" U% V+ t8 n5 `
5 V) e: L b! n, L
$ u$ m# J. f# s. u( E. L ]
6 G, x: K+ V3 Z* @# lend! c. g4 }: |* |# f$ p$ P
+ v% ?8 {! h: ^[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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