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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。5 l: I/ T6 H8 z( i& _# u9 }
/ C2 ~9 g- ~/ e' {$ X4 R( k- [9 h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。% u* _! s8 F/ O: o3 _' [0 H7 n
+ T& R3 C& g/ s! D6 Sturtles-own [a b c d k f g h
9 f# v, q' x2 z/ J( q; d x y ;; these are the leaf-turtle's offsets relative to center-turtle
7 B" Z9 O: H; r; r, v]
# G+ v, G" V4 h, v0 F! P3 e6 nto new: S: ^3 L. I) w2 d. m( K
ca
0 l, V! s: Y7 c* m) I9 u crt 5 * num_of_building
! D1 A6 I& ~- F- C o' | ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]1 \4 t* l8 B3 j! O* L' e
scatter ;;keep center-turtle random positions
0 c# Y3 ~ Y v1 D1 Y6 |6 T! l unit_plan ;;make up the building plan
7 E. T5 s( Z% \$ L! T! w7 v9 yend/ |+ e( J; ]- c) @, l
to scatter
b+ J6 G, l' s, ]. }ask turtles with [remainder who 5 = 0] L* p( O- X. G$ }$ J! u1 ^
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set xcor xcor - 6 + random-float 15/ J& U% N) O, L) _/ P
set ycor ycor - 6 + random-float 15
. _3 q' B. [' m3 v]
/ t- S" [7 z2 u9 Pend
% L1 S+ Z( W& p" l4 }to unit_plan
( V0 r1 E* G( s0 U6 e1 N8 J# Yask turtles [: o$ ~1 \6 p: {& @* d" l/ k4 c$ o
if (remainder who 5 = 1) [set a who
0 f; }( o+ C1 E3 J" J/ ?$ P# t set x ( 0 - Wid / 2 ) ) x9 x& ]' i) ]" L: V
set y Dep / 2 ]
, p4 ]& X) T% E: `3 q, L$ n set b int (a / 5) * 5- F( w; s: u, G% L
setxy ( xcor-of turtle b + x )% O2 Z8 A( V, y f
( ycor-of turtle b + y ) O1 H# M6 H- o: k
if (remainder who 5 = 2) [set c who8 z n$ A% P1 M/ U" E
set x ( 0 - Wid / 2 )
4 ~& s7 V1 Z/ \; \; h1 M, @9 E set y (0 - Dep / 2 ) ], D+ g0 A7 T* e0 b. c: s0 Z
set d int (c / 5) * 5
1 \% r% R# a; @2 I1 A- k setxy ( xcor-of turtle d + x )
# R' V( _( ]4 i$ J' s- W (ycor-of turtle d + y )
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9 h6 C8 Q% m7 b9 w" aif (remainder who 5 = 3) [set k who
% i) a+ f, L/ `/ q, {5 u" o; h set x( Wid / 2) 3 U' u" r$ r& f4 a
set y (0 - Dep / 2 ) ]+ n4 j6 n1 [/ `+ Y
set f int (k / 5) * 5
# W2 W5 D8 G6 a setxy ( xcor-of turtle f + x )
: d5 y) v; L' @8 I. r3 q, j (ycor-of turtle f + y )
3 }0 Z% B' C' `1 ~% {* V
* ^2 K$ Q% {5 ~$ @
" d v f1 p; u2 { pif (remainder who 5 = 4) [set g who* z5 h# [2 C) Q# W5 B4 {2 J
set x Wid / 2
% Z/ {( A* e8 F. v set y Dep / 2 ]
1 C X# K) w- W set h int (g / 5) * 5
6 c- e3 S6 [$ D( n" h; g* s4 s+ A$ ^' y* c setxy ( xcor-of turtle h + x )
* J6 z' W9 y6 z% L (ycor-of turtle h + y ) , w Q5 X5 V9 W$ B" W) Z
+ \) J7 I9 h( N6 x, t! q2 B
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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