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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。
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: r y/ ~: ]& e4 N) g& X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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7 t. \: q1 h3 [. ?6 v6 wturtles-own [a b c d k f g h |2 G8 E: Y5 x o
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new
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$ q4 K0 a. b" d1 U; m$ ~5 M( N crt 5 * num_of_building
& Z3 _3 i1 N, X$ e0 O4 m ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]) \! _" w1 x4 [( i) B& [
scatter ;;keep center-turtle random positions
7 K6 [" y% ]# g, M unit_plan ;;make up the building plan
& S" l2 c2 Y( |end
6 y' _2 i+ |: S' R9 ]1 d, |& ato scatter+ A2 J6 b. P, g. \( x) [# B1 o
ask turtles with [remainder who 5 = 0]+ \' K* H5 P2 G3 m, I5 Q, C
[
- x' ^0 Y* B* @- e8 O! w+ yset xcor xcor - 6 + random-float 155 W& ?* Y9 {2 W0 L. r p
set ycor ycor - 6 + random-float 15; `9 B7 L* A( a$ X5 f
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end" v+ f/ `0 i+ A
to unit_plan ) M, }2 @1 [0 q1 Y! ?
ask turtles [
8 z) V6 R2 c$ F7 _# T8 zif (remainder who 5 = 1) [set a who 2 z& X. f- O5 P+ S( u' t' f3 S2 h$ k
set x ( 0 - Wid / 2 )
# Q# T2 Z9 I& {' P Q set y Dep / 2 ]
- l$ z1 |" R* A! L set b int (a / 5) * 5( F4 w* ~$ O/ w) ~( o& E& o
setxy ( xcor-of turtle b + x )
: w( k2 Y$ r# S: L9 ]$ n ( ycor-of turtle b + y )# I7 B9 s1 I- D2 X8 N# H. \) @5 n( b
if (remainder who 5 = 2) [set c who
% E/ a4 r$ N% O, n set x ( 0 - Wid / 2 )
9 F2 Z2 I- s" u: S set y (0 - Dep / 2 ) ]. h: b& Y4 {8 u
set d int (c / 5) * 5
7 H6 Y3 [$ m& I* O setxy ( xcor-of turtle d + x ). }# Q! v4 A" K+ P m
(ycor-of turtle d + y ) + \0 K7 F* U; B( Y5 j4 Q
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9 {9 }* W/ J0 n7 B6 {4 Tif (remainder who 5 = 3) [set k who: @" k0 ?0 x- i) ]: G
set x( Wid / 2) * S$ o2 S9 x* l# c& E: \1 V
set y (0 - Dep / 2 ) ]
9 E5 u# I. g! H set f int (k / 5) * 5- k+ g8 O3 P1 W" j8 q
setxy ( xcor-of turtle f + x ); d6 z; O8 S l' L$ h+ o
(ycor-of turtle f + y ) 1 Y: i/ |3 q0 R4 {+ u) }
- F% @' M+ b2 Q0 x
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if (remainder who 5 = 4) [set g who
" W0 b3 G8 a- |$ C& E. H set x Wid / 2 8 l9 P! P& d& C0 ^! m+ U! \
set y Dep / 2 ]
' N! n+ ~8 o; R0 }6 U: \ set h int (g / 5) * 5+ z5 [9 y8 i4 Q: H; l
setxy ( xcor-of turtle h + x )
- z# p0 Z5 @1 ]4 E* w (ycor-of turtle h + y ) 7 N( ^& H. ~6 x) n) y" w5 U
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end
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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