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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。1 x0 U4 g5 |* y S$ p! o' f
3 E# u+ f$ s& n4 V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
$ k1 e# O7 j8 y& |/ r: B/ b* k x y ;; these are the leaf-turtle's offsets relative to center-turtle ' t0 T% [ v7 K$ j. e+ y& U% D
]
& P4 L" [& l0 q5 \ }to new
. [) u, l9 G4 G6 T! D0 l+ Q6 p ca
$ w7 w+ }- z1 V9 y2 ? crt 5 * num_of_building$ }, t5 Y, Y6 d
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
' Y( O' J3 Z1 b scatter ;;keep center-turtle random positions : I* i$ f q o) `
unit_plan ;;make up the building plan- X4 M" _0 `' A
end
* t9 h$ Y) R% v& V( V8 ^& ^to scatter
9 e" L F* ?% t* Z0 lask turtles with [remainder who 5 = 0]
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, |) H& E/ Y6 u. ?" k- e% \% Pset xcor xcor - 6 + random-float 15
1 A5 p* _6 G ~9 Y1 e! N% i2 Bset ycor ycor - 6 + random-float 15% _4 g; e* b& Q
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end
9 N8 p: q) I$ Z( Dto unit_plan
5 r( n9 A( m2 V9 E! h6 qask turtles [# Z: P; l$ p% ~) ^6 G2 A
if (remainder who 5 = 1) [set a who 8 ~4 N) V$ Q1 ?
set x ( 0 - Wid / 2 )
" V2 a' r" V+ T. X set y Dep / 2 ]
. T: c9 x/ n/ f0 ] set b int (a / 5) * 5' Q0 b% Y6 R( o9 @- Q2 T' `2 K) X+ P n* R
setxy ( xcor-of turtle b + x )
* l1 E/ ^# N( F- R ( ycor-of turtle b + y )# z/ ]) W$ m' J: h
if (remainder who 5 = 2) [set c who
: E# Y7 V3 Z6 ^7 z$ T1 E) V! G set x ( 0 - Wid / 2 )
8 [& T1 q" r, w! D1 C- R8 Q set y (0 - Dep / 2 ) ]
( j" B. S+ f6 F+ } ? set d int (c / 5) * 5
+ N9 J$ S4 W$ X$ { setxy ( xcor-of turtle d + x )
. k) s- q) l; G6 C4 I3 w1 ^3 ^ (ycor-of turtle d + y ) - T+ `: Y7 W/ q3 w- e
! T6 W7 d2 C$ H, g# P+ T 8 F0 w% O3 E: @% M) `
if (remainder who 5 = 3) [set k who
5 R/ {, h9 }7 _" A9 | set x( Wid / 2)
5 {. j/ I9 h6 J. z. C set y (0 - Dep / 2 ) ]! |& }" i/ I6 G3 W- P( s: D' `! A
set f int (k / 5) * 53 I6 y5 T. ?4 n# X: F
setxy ( xcor-of turtle f + x )
& C+ d+ t+ [3 l9 C$ q; R7 g (ycor-of turtle f + y )
9 v6 B! u5 ^9 @: _2 }
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if (remainder who 5 = 4) [set g who
% C K& f, R8 J* t set x Wid / 2 5 ?- Y7 ?+ K9 a
set y Dep / 2 ]
) S+ O r5 Y# E set h int (g / 5) * 5
0 f& ?1 ^# Q4 j5 }( C setxy ( xcor-of turtle h + x )1 m. M7 b$ x3 U9 l) y z7 d" a2 f
(ycor-of turtle h + y ) w0 c( l( F+ W! m+ k* t
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end0 ^8 B$ d% k% N8 I, ], `
8 d/ b. K+ y: x3 c- b[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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