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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。
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; {" [7 r3 F& i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 U+ f. G$ Z$ p% h' a. e
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turtles-own [a b c d k f g h0 r! l! R1 U6 R2 l/ i' F+ b5 H
x y ;; these are the leaf-turtle's offsets relative to center-turtle / F/ y$ e* D0 ]' ?8 w& S
]
$ Y8 a5 k& u- E. b& uto new( L$ e% w4 f; C- \
ca
; o6 u" _# j4 r& r y9 H crt 5 * num_of_building
' h9 }1 v# d7 X" l ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
4 R+ Z+ o9 A! W scatter ;;keep center-turtle random positions
6 i$ P$ B. t/ _" n6 V unit_plan ;;make up the building plan
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% ^% _* b& j2 e& Z9 jto scatter5 o$ Z7 e/ E' p5 g* g
ask turtles with [remainder who 5 = 0]3 v' W1 A' x3 d2 M, X6 y
[
1 f3 M! B8 r1 x3 F5 M& Uset xcor xcor - 6 + random-float 15
* ^, ~+ [) o6 d# y8 Fset ycor ycor - 6 + random-float 15
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to unit_plan
- W3 l6 B7 y% F- q9 ^ask turtles [6 O+ D8 V. A" c5 A2 y: ]
if (remainder who 5 = 1) [set a who 9 `3 R: D- i* k4 w6 h9 w( s
set x ( 0 - Wid / 2 )
: ^, l: Y% N9 n# n1 t set y Dep / 2 ]- k) _+ n+ A* ]3 e3 J. P
set b int (a / 5) * 5: y& F' Y) J% h# |! d
setxy ( xcor-of turtle b + x )$ v7 F/ {. p% X0 s
( ycor-of turtle b + y )
4 ?" ~' f/ t& s9 o, R0 @6 h" N, A/ i5 Eif (remainder who 5 = 2) [set c who
& W& y1 b% j# r6 }: v set x ( 0 - Wid / 2 ) : J3 W/ g3 ^ J
set y (0 - Dep / 2 ) ]$ {* T$ G6 w$ K+ D6 g# `
set d int (c / 5) * 5
/ P6 T" Y2 l( A: Z7 [! X setxy ( xcor-of turtle d + x )8 D: _8 Z( a8 h# N3 F$ X+ O
(ycor-of turtle d + y )
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' J H) f. A; Cif (remainder who 5 = 3) [set k who
- t4 c3 r; M& I/ Y# L set x( Wid / 2)
8 [: s! ?% B/ I set y (0 - Dep / 2 ) ]# Y- i8 j) ?4 T+ O1 |' E" F
set f int (k / 5) * 5( v/ u2 b) u" g$ k# ?$ w
setxy ( xcor-of turtle f + x ) f1 _6 ]3 f, T1 P! \7 _
(ycor-of turtle f + y )
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if (remainder who 5 = 4) [set g who @: W8 t3 L$ [: g! W
set x Wid / 2
* O- S, _$ r- \8 G n set y Dep / 2 ]
! f$ N( _/ ]+ r( x set h int (g / 5) * 5# q3 `' p: t9 \, g9 }+ y- P3 K
setxy ( xcor-of turtle h + x )# X- v' ~( ]9 K
(ycor-of turtle h + y )
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end
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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