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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 q- f D7 o; f: s5 J6 K, r
+ [( A$ G" }+ C; ~8 V9 R8 ~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。" ]& G* z! p8 t! Y5 O6 Q8 A
5 ^$ O0 ~2 p$ jturtles-own [a b c d k f g h& H# H$ Y- j; ^: X/ ?
x y ;; these are the leaf-turtle's offsets relative to center-turtle ! p% i$ l0 m5 b6 X
]
8 K" @: P5 ]& }* wto new( I( ]2 k" W& c% k! Y
ca
$ M) ?* h* v( ]3 p- T) G crt 5 * num_of_building: B9 ]) G7 d; \9 K* e4 W
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]# c: j" k! }' ^
scatter ;;keep center-turtle random positions
* n- P9 {3 a/ M unit_plan ;;make up the building plan
: V2 b2 {6 Q; H/ o7 G6 y' Rend" u# O, X& i; T0 o# z3 c, V) \
to scatter9 l0 l6 e7 T; h2 g7 g0 d7 A7 H0 c; ^
ask turtles with [remainder who 5 = 0]
o9 P8 L$ H, I" N1 T[$ N! |1 C4 x- y
set xcor xcor - 6 + random-float 15% ]$ {, p" F' F" |( d! r
set ycor ycor - 6 + random-float 15: C0 Y8 S6 ~0 k6 }) F
]
( j9 O1 M7 j) L3 rend9 T* J' H& j0 l2 R
to unit_plan
& | } C1 [/ c+ j) f1 pask turtles [
8 V5 H' q' E2 n2 X# K# }" |if (remainder who 5 = 1) [set a who x0 G9 G/ h+ ]% f
set x ( 0 - Wid / 2 ) # T2 `; @4 s$ Z0 W
set y Dep / 2 ]. M3 U5 A# V0 M- Q D
set b int (a / 5) * 5( n* O+ d K+ G" e- E2 G% u
setxy ( xcor-of turtle b + x )3 y' u1 O' \: `0 t2 b
( ycor-of turtle b + y )
' V" V6 @' `5 d/ g8 k5 Jif (remainder who 5 = 2) [set c who
/ N- {1 c/ f: \ set x ( 0 - Wid / 2 )
0 _3 @" I( x/ D+ F& }9 ^- k- M' r6 T' k set y (0 - Dep / 2 ) ]
7 b! V3 c2 W/ j9 W K8 c% _ set d int (c / 5) * 55 c4 H% I0 ]( L! g
setxy ( xcor-of turtle d + x )
: n% y; J: j: q* p( t) n7 @6 `. ^# S (ycor-of turtle d + y )
% Q* x4 L6 \0 N0 f" }3 _7 L/ j 2 s# K* `8 L8 h0 f9 f; r
, H3 F! b7 A( X/ V/ r
if (remainder who 5 = 3) [set k who$ J1 h1 V! M% J
set x( Wid / 2)
! h3 M/ Y7 T% q set y (0 - Dep / 2 ) ]/ I) H- s+ P, G) X) H
set f int (k / 5) * 5( i, A: O. @- A9 {7 Q
setxy ( xcor-of turtle f + x ); B+ K" v3 Q* m+ M
(ycor-of turtle f + y ) 8 x# H% J! t& E" I8 e0 P3 b
# V7 ]* a# D3 _2 ?3 r {* w o, Y& @/ ]
if (remainder who 5 = 4) [set g who
- R: x9 M9 k. o' d set x Wid / 2
/ f1 @+ \) B k! C1 l: R9 `3 g set y Dep / 2 ]
6 [# L* @) c, t( N4 w. i/ w; J7 G set h int (g / 5) * 5
/ `) H# H8 M, A% Y! [ setxy ( xcor-of turtle h + x ): ^- C/ ]$ F. X4 Y- r4 {
(ycor-of turtle h + y ) & h& H6 b$ K6 J" P& @8 Y6 Q8 W
9 g$ c: @$ F& l7 s
7 ~4 i- M3 F6 c ]
h! c1 \( e3 U' ]8 Vend
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2 {; I% K8 o. n P- L; f8 I. b[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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