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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。' `- N$ h5 u. w( }5 s9 {* S$ M
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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。; n/ X: s. y+ ^, k; I, L5 j! c
6 H+ k% i# @* Q( V: g- X0 Y2 n+ rturtles-own [a b c d k f g h
# A) y4 E) W" Z2 L6 i x y ;; these are the leaf-turtle's offsets relative to center-turtle 7 P5 A, _& Z/ a1 z% z" s
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to new: D) @: W& ]4 Y% l
ca
W9 q8 Y& R( U crt 5 * num_of_building
, i1 X# |# I: Y1 ^ ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
: L' o, c2 Z+ R) |% b' q/ |" e# C scatter ;;keep center-turtle random positions " E" p2 r b: e7 U
unit_plan ;;make up the building plan
p+ R. Y5 E% f" xend0 v3 X# S4 d7 R9 ?7 H) R
to scatter" b4 M1 l, ?3 g0 ^
ask turtles with [remainder who 5 = 0]0 Y+ p7 G: M a& p
[
. U) ` k, s+ ~8 x7 tset xcor xcor - 6 + random-float 15
1 Q) j7 ]0 F- J& A1 Q" \$ c+ r/ Wset ycor ycor - 6 + random-float 15
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, B- u& O& _. J& m; q' C, j$ [to unit_plan : [$ l# H9 o# d. Q* O
ask turtles [
* t: V- t n0 I' C, e3 M- g0 C$ ~* yif (remainder who 5 = 1) [set a who
+ R& v9 H% i" D0 ~7 D% q3 C" Y set x ( 0 - Wid / 2 ) % _) F. T# I* f: O/ n6 z
set y Dep / 2 ]
- r0 f6 Q# V5 V8 M set b int (a / 5) * 5
# M4 x6 \1 m: Q- d/ {: S9 K setxy ( xcor-of turtle b + x )
0 K7 x, C+ R* _* n. x6 j4 @: U ( ycor-of turtle b + y )5 ^! E& `! x! k1 S$ j2 u* ~
if (remainder who 5 = 2) [set c who
0 ~- X; y' y4 E" n set x ( 0 - Wid / 2 ) 5 t9 y2 a! m. r
set y (0 - Dep / 2 ) ]
3 @( w! X0 a# ?8 ] set d int (c / 5) * 5
/ x1 A5 c' Q$ Q4 f setxy ( xcor-of turtle d + x )1 H' a, J0 c$ [1 G
(ycor-of turtle d + y )
& |" K& r0 a8 C' _3 c0 L4 v / x) j6 J6 |6 ~3 o
8 Z, G0 Q/ P: m' `6 ?3 _
if (remainder who 5 = 3) [set k who
3 R/ Q; b; H6 J, i) n# Y' E set x( Wid / 2) . e0 D' C1 ~" ~* r2 @
set y (0 - Dep / 2 ) ]9 E5 T5 V' N2 W, Q! V0 e
set f int (k / 5) * 5$ h, v5 c/ q( J8 x) q
setxy ( xcor-of turtle f + x ) s! E1 K8 m( }' U
(ycor-of turtle f + y )
}" p9 N* J2 S; A1 w+ Y
, K t( h' O3 [: _+ z. I5 U
- `8 K. A1 ]+ vif (remainder who 5 = 4) [set g who
( H. q! m7 \, N ?6 c' r' c' b- j set x Wid / 2 4 Q0 i. ]2 \0 x* H3 @( L
set y Dep / 2 ]+ ~6 o5 l2 \* B b
set h int (g / 5) * 5
% P, L9 w6 f+ a5 r2 T' K setxy ( xcor-of turtle h + x )
8 q2 q! E0 e2 v7 h1 ^/ ? (ycor-of turtle h + y ) * c$ V; s2 {1 o* X1 M' O. p
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end- j* \6 \: a2 D" O3 x
9 U* J& W* }# s( B4 c" v[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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