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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 |( y9 K5 N1 _
3 J5 k& _! ~2 ~: O& ?" m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。
- f- ]5 W7 C; i; d0 }
j" i T7 B y/ oturtles-own [a b c d k f g h
& M) @! d7 Y S5 C' C$ S x y ;; these are the leaf-turtle's offsets relative to center-turtle + D4 M1 p7 u; E5 u5 _
]
& _9 L+ A8 d6 |5 u4 Y+ v6 uto new
. Y, |1 Z H$ [7 [* z, k" i; d ca
; v P# y$ v" v1 B- t crt 5 * num_of_building
: a! N0 C( U1 M" ^& W e# j2 n ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
/ e3 j4 _6 x, v4 W9 u$ o/ T scatter ;;keep center-turtle random positions
- ]1 @3 V& E4 Y6 h2 Y, q3 b unit_plan ;;make up the building plan% P% x1 h; y2 J. Z- B! D
end" F' d. [/ F9 t2 y f) I
to scatter
% V5 B6 I! f. N s" x+ W8 Nask turtles with [remainder who 5 = 0]7 S+ H! a. c! K7 g
[; j: ^! x, j ]$ R5 ?
set xcor xcor - 6 + random-float 15
0 r0 j |! d- Z- K1 sset ycor ycor - 6 + random-float 15
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end& o( N: u) I, v% o) L
to unit_plan 5 S' D1 q8 V/ C& k
ask turtles [' f7 |6 _$ y6 k1 m
if (remainder who 5 = 1) [set a who 1 u* N! d$ Q! A7 q1 K- Q
set x ( 0 - Wid / 2 ) ! u$ }$ [4 }/ d# `9 g/ s
set y Dep / 2 ]
1 ~* Q7 v# S- @2 [/ N0 i2 {: I% a7 [ set b int (a / 5) * 5/ z& o' u% c ?' S; y
setxy ( xcor-of turtle b + x )5 d7 O) f: `- O! R/ o+ X
( ycor-of turtle b + y )' t. p2 m7 ?- h& H1 C
if (remainder who 5 = 2) [set c who
+ ~' l' m1 z; x+ S6 @; i. r4 i r. } set x ( 0 - Wid / 2 )
$ G0 p0 e- |2 W3 L set y (0 - Dep / 2 ) ]/ A W# t! f1 g: m4 ?3 v
set d int (c / 5) * 5/ d# s+ w6 w9 I$ ?
setxy ( xcor-of turtle d + x )
3 C1 ^& U G( m( x. ~8 C, {# \ (ycor-of turtle d + y )
8 N0 c' [2 O% n5 @ ' H% Z1 s, r: }6 }
, D, W5 M% g/ ^/ J$ [! _if (remainder who 5 = 3) [set k who! g. c/ L! s5 a2 c1 W8 c5 [
set x( Wid / 2)
' e0 K. K1 L1 q& T* z9 C- ] I set y (0 - Dep / 2 ) ]; G' Z1 {0 u* L8 f) w; c6 I- l
set f int (k / 5) * 5' e3 \4 {; |3 q6 }6 J0 L
setxy ( xcor-of turtle f + x )" @1 J V& m# I( Q+ I
(ycor-of turtle f + y )
# h/ a- @: p) e2 U% h3 \, B% x9 j( [
+ b% g- c8 c; T) a # q/ F; f3 O7 q7 m" ]
if (remainder who 5 = 4) [set g who+ t1 U) N6 o. s" q
set x Wid / 2 - X M4 q r; u
set y Dep / 2 ]0 p7 d) E3 [, u3 b; m0 d
set h int (g / 5) * 5
7 a q, }0 Z+ k% S3 e+ x; [& D! D setxy ( xcor-of turtle h + x )) a) r) Y% E- o* q3 Q# l
(ycor-of turtle h + y )
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6 D4 e) B5 @( y! R" p& X ]
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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