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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。" U+ X, q$ K3 T- ]7 L2 V( k" q8 j
5 C3 `! E* X' y. w
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。
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turtles-own [a b c d k f g h
0 t9 G* H' Z' C( L& W) x x y ;; these are the leaf-turtle's offsets relative to center-turtle 2 t$ O* u0 k! V; h; X/ F0 S
]
+ P* l/ d. T1 e: P+ Vto new
9 n$ e6 Q5 P1 Y6 b2 d/ U4 S ca
w5 Q* T# j7 `* B2 {: R crt 5 * num_of_building
+ _) q- T0 Q _. ~8 \9 @! W1 \% k ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
- |: r2 `4 X! x/ m2 M& n scatter ;;keep center-turtle random positions
9 }/ _, m+ X: ]: B' d/ F- E unit_plan ;;make up the building plan0 S% \5 c1 q: b4 @
end2 I; t2 w1 l' q( Q2 @. h! \
to scatter! t# _3 G4 l, P3 o4 V/ e1 L
ask turtles with [remainder who 5 = 0]
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8 g0 t0 Q( i+ M7 Z, K. D) cset xcor xcor - 6 + random-float 15* u9 ^: `2 G# `- ^
set ycor ycor - 6 + random-float 15
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end, T# f- O( J* ?, P8 H3 p. [
to unit_plan
* Z, |5 C9 C6 ? i3 Y. d; Iask turtles [ h x$ T- v1 L+ J: H& S/ t
if (remainder who 5 = 1) [set a who 0 O' c3 ~5 x0 g: B" Y
set x ( 0 - Wid / 2 )
$ c# n0 i) k6 j7 |9 i( ? set y Dep / 2 ]! y q% k3 s" \% T+ M+ R# K* g( ]
set b int (a / 5) * 5
% Y' d2 E$ M& o' ?0 e6 P6 A- N setxy ( xcor-of turtle b + x )
9 m9 c' y b P- y& r ( ycor-of turtle b + y )7 Y y- F& U+ ]8 U. O: m
if (remainder who 5 = 2) [set c who/ D. M' G. Z# a- m
set x ( 0 - Wid / 2 ) : A8 q0 z4 p: e6 y8 w
set y (0 - Dep / 2 ) ]5 m4 [4 p& ^" x2 f5 g. R, I
set d int (c / 5) * 5
9 V2 W; t& V- }+ x setxy ( xcor-of turtle d + x )
: d6 a) M1 H2 Z1 c5 }% A+ D- D7 a$ D (ycor-of turtle d + y ) 7 L2 b% W1 W0 N9 I% p
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5 c" H2 w z, S6 \" B6 ^0 ?# Aif (remainder who 5 = 3) [set k who3 k* F) b/ }* l: g& B
set x( Wid / 2)
' s) @+ O" ^* u set y (0 - Dep / 2 ) ]5 S7 J& j" b- z, f! C& w
set f int (k / 5) * 5
0 p) \* ^: ?4 B8 b; R8 u! b2 Q setxy ( xcor-of turtle f + x )
4 g$ h$ S) k# Q (ycor-of turtle f + y )
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. v" N2 ]% ]+ b) U( Y1 L* e8 z
9 F; u& ?9 G( q: hif (remainder who 5 = 4) [set g who
/ g: U) h0 d3 J2 u. ?) Q set x Wid / 2
3 U4 \# J3 ^# ] set y Dep / 2 ]
* q2 { Q1 d+ y7 @ U set h int (g / 5) * 5
7 L$ I, y6 V6 E; o% e7 ~- |6 T setxy ( xcor-of turtle h + x )0 z/ f& L9 f, Y6 h- O) W1 @
(ycor-of turtle h + y )
+ b. H7 Q x: H ; P6 V- x6 n; G5 `5 k0 b' m
1 @& Y$ [* ]! S ]
: Z- Z( b) t& A5 z& c8 m% Nend
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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