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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。' J I. e- t! s+ W
+ o, x8 h0 y% T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。8 Z$ Y, m" _+ `3 }- F8 Z5 ]
b' S4 s0 ~6 x. `turtles-own [a b c d k f g h
z0 z! R& Q$ b5 c; J D9 K x y ;; these are the leaf-turtle's offsets relative to center-turtle . J) ]& F% L. I) x: V9 u
]3 E) |: i$ g* F5 Q$ ^# r: w
to new
5 w# l8 r* A$ B( j; F. V ca
1 `8 M2 N* f. Z crt 5 * num_of_building
?, p& a2 Q& ]7 {2 i8 T ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
7 [1 A3 V% n! R" B& } scatter ;;keep center-turtle random positions
/ h7 h# _1 T# X% g+ d unit_plan ;;make up the building plan
. ?/ R; ?; P& d3 O% qend/ Y7 O8 L# U$ b. Z2 I+ o1 e) @8 x
to scatter* V( `5 x- b: L
ask turtles with [remainder who 5 = 0], h$ {' s0 E o) C
[
N& x! g1 p Rset xcor xcor - 6 + random-float 155 X9 x5 K$ h$ R) l7 E- |! x
set ycor ycor - 6 + random-float 151 g' d& J4 N: I
]7 _& b8 O7 g# [) o3 z/ P: M. u# E
end; ~" o7 D6 a% r
to unit_plan
/ f! o6 R; i2 Z* mask turtles [* h' W- @4 d% v+ r" }: T
if (remainder who 5 = 1) [set a who ' F, ?- y5 i3 ~; W* b! j* q$ B7 Q% N
set x ( 0 - Wid / 2 )
$ ]( c9 ~. R0 l# {% j3 L* E set y Dep / 2 ]
. v. r# f4 Q8 g" J" y( S set b int (a / 5) * 5
& A+ _ x1 ?9 T7 Q2 Y setxy ( xcor-of turtle b + x )
' U) c2 E3 X5 ] ( ycor-of turtle b + y )7 P4 ?' e, G/ H" u) p
if (remainder who 5 = 2) [set c who
! K1 A' K* C% ^ set x ( 0 - Wid / 2 ) ' p E% y& V4 I7 s% N9 \0 y
set y (0 - Dep / 2 ) ]
5 a8 i) d- C3 a9 Z9 \; [9 q2 A set d int (c / 5) * 5
) Z: }4 j: C6 b. B$ O+ }& u setxy ( xcor-of turtle d + x )
0 x% T h: b8 d (ycor-of turtle d + y ) 8 {/ M9 Y& \! Z( t2 R
$ k* b r( S( X7 s' o# X
' y4 n3 O' }1 H8 aif (remainder who 5 = 3) [set k who
0 U. X1 o# `4 h& G& R set x( Wid / 2) - I% c8 M5 ?8 }* i, {' H. p
set y (0 - Dep / 2 ) ]* V. b+ m; k- R* a' W
set f int (k / 5) * 53 g3 I! r& |. w. Y m
setxy ( xcor-of turtle f + x )
7 O7 E' x- c; M1 H$ { (ycor-of turtle f + y ) ) g! J5 f0 ?3 @7 ` g5 S
* V$ Z3 E% z+ M# J9 x# w
2 c- k5 ?$ c+ w' |# S
if (remainder who 5 = 4) [set g who6 g$ x4 L5 ~- V+ T
set x Wid / 2 5 C3 ?) l- B5 L2 l% T2 z x# M
set y Dep / 2 ]
" l) {% ]4 w2 Q3 o; D$ A set h int (g / 5) * 5. ~: x, ]/ z* I& [: a2 }" E
setxy ( xcor-of turtle h + x )( n' N0 `3 V# q* [! E
(ycor-of turtle h + y ) - x1 B$ L, l$ J7 @
8 U% z% b/ n5 U+ x1 }! |0 X, q8 }
: Z1 e$ n# f$ k* i ]0 G( ^$ _3 @4 c
end C8 E8 F# u1 Q% G, d/ x
0 j' o R! a& L8 n% j: ~) W ~[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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