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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。3 T* G, o8 n5 H3 G n( _- ~
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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。" C* B8 A# [, a; ~- T9 O
! e% a" \6 C# z0 lturtles-own [a b c d k f g h
4 V' r6 n! r% c8 \; l/ x2 H x y ;; these are the leaf-turtle's offsets relative to center-turtle 7 Y, i2 `8 J( W, g6 d' i- J' B9 q
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4 m+ w: j) m2 m& rto new
8 |9 D$ v! ^; W9 l5 }2 Z ca
9 r6 ~! {# m P" }2 _ crt 5 * num_of_building
( u A# B) }4 d `* v7 e* K6 M ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]0 A" W/ R: T/ Y1 R) v/ v
scatter ;;keep center-turtle random positions
- g5 D/ Q/ o o E# D/ O, d, S unit_plan ;;make up the building plan
0 b2 Y1 t! {& F0 P' m5 a- X( G/ ]: A: mend. g8 C, L9 {2 `# F# N
to scatter
. V/ j1 `. I+ r& ]! uask turtles with [remainder who 5 = 0]& Y3 o/ J5 u+ o! o- C& T# L$ q
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set xcor xcor - 6 + random-float 15
$ d8 U' v( _3 r$ J6 H9 V3 bset ycor ycor - 6 + random-float 15( M. k C9 t+ t! D/ [$ a; V
]
# v9 C' t2 E6 i$ J. C3 Q/ X( iend
4 O3 Q6 r% {& b; w' wto unit_plan ! n0 I. t$ _1 e+ T/ K" l% N
ask turtles [5 I4 v; r4 C, a% K# p# Q& P3 {
if (remainder who 5 = 1) [set a who
" m3 C3 `' w7 t/ i set x ( 0 - Wid / 2 ) ! n) T) [! N: |4 b; g: \
set y Dep / 2 ]
, i/ ]. E+ F$ X! I) d- V2 T set b int (a / 5) * 5
" n1 @ b2 M0 H$ N( V- O setxy ( xcor-of turtle b + x )
: W7 R5 ] y, d. w$ E ( ycor-of turtle b + y )
+ j$ P$ i# V# L' N Wif (remainder who 5 = 2) [set c who
! u. o- K3 |% N0 O' ? set x ( 0 - Wid / 2 ) 0 z, y0 l' w) P- c/ W
set y (0 - Dep / 2 ) ]' E* _, t4 e" U: s
set d int (c / 5) * 5
( k" C: u% C& S1 h# Y. x+ z setxy ( xcor-of turtle d + x )* f6 d' M2 W7 J# _8 H) o& F+ d) e" r
(ycor-of turtle d + y )
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. s6 C* {% T3 C8 u4 \% Hif (remainder who 5 = 3) [set k who
$ ]9 n) p2 [' j: x7 K# r6 C set x( Wid / 2) - Y' |( b. D A+ e. f7 S8 N
set y (0 - Dep / 2 ) ]9 o4 q- ]8 x1 i; D9 j2 f
set f int (k / 5) * 5
+ g) M y4 B% J4 b( I: [: P7 Z setxy ( xcor-of turtle f + x )
0 ^# _4 S A* I5 _( { (ycor-of turtle f + y )
3 R' ?% l/ |; h0 V( h% o* I8 [ * \, X( B# d2 R6 `1 M
4 u; ^& z! Q a# G; F7 o0 cif (remainder who 5 = 4) [set g who$ S0 g* c% H/ e4 B* u( N4 E
set x Wid / 2 ( _! f( t' j! @# R8 h
set y Dep / 2 ]& L/ q3 c7 u. e& ?) i2 r
set h int (g / 5) * 5
* ?- \* ?' R* \$ A setxy ( xcor-of turtle h + x )1 j1 s8 @+ V2 W7 R0 S
(ycor-of turtle h + y ) ( A+ {) x, m4 y0 N3 U. ]
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) J6 a/ n: U1 y& Q9 t: ]end' {% K9 H+ ]7 u
1 e) R- c, C& I3 |[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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