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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。 Q& I! K2 t8 }" O
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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
. ]4 e& n# L5 r3 M8 E! C3 Z& k x y ;; these are the leaf-turtle's offsets relative to center-turtle `1 l/ y4 P" X- \- m
]
* S6 T# W; H0 {; Y! ~! m+ `6 a1 }. Jto new
. s" A- |, B2 t3 a) R ca
/ Y/ [' W: c* V: S1 O crt 5 * num_of_building% a. X4 K" j/ S
ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]
* f! G+ d' O) @ scatter ;;keep center-turtle random positions
; F- h2 S! q* G' e1 q unit_plan ;;make up the building plan: @( s% N* ^9 g7 P5 V- E
end
6 d- [! R, R* o1 Ito scatter
2 d& D1 V- f, Yask turtles with [remainder who 5 = 0]
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) L ^! N7 p1 c) N* lset xcor xcor - 6 + random-float 15/ e9 {0 |/ V6 D0 l ~
set ycor ycor - 6 + random-float 154 W q% t0 {" P& q5 y. d
]
* v' g0 U& {# O9 I5 q1 E, `' aend
2 h$ ]8 ]- V3 kto unit_plan , S9 g, E8 E. O7 H% N( F
ask turtles [' B2 v5 W n& ?
if (remainder who 5 = 1) [set a who . y3 R8 a3 V8 `7 ~
set x ( 0 - Wid / 2 )
) i' q3 G9 a5 ^7 v0 q9 i set y Dep / 2 ]: s6 a+ n" ?- ?' m0 n. [
set b int (a / 5) * 5( L/ N& D9 x/ H/ q
setxy ( xcor-of turtle b + x )
7 ?# U% e u X ]+ ? ( ycor-of turtle b + y )% m' e. W3 T, \ A
if (remainder who 5 = 2) [set c who
' m K5 F) F9 e6 J set x ( 0 - Wid / 2 ) ; W7 [9 B. R' y8 J; A7 T/ b: s% Y
set y (0 - Dep / 2 ) ]- R, l9 A9 Y5 J9 ?2 Z2 h! K0 Y
set d int (c / 5) * 5! ~2 O6 Y6 ?! `" {0 B
setxy ( xcor-of turtle d + x )
% R- z# F3 [- ?$ ~ y1 p6 N$ c5 ? (ycor-of turtle d + y )
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1 [& K |' c/ L0 n: x% K v! aif (remainder who 5 = 3) [set k who: x: d. ?) [. H" _% G4 m0 u9 n
set x( Wid / 2) , Y8 o4 i+ `5 x( U, M2 O* ]. z) X; J, m
set y (0 - Dep / 2 ) ]
0 m9 @( t# [& K, P3 D, \& E- T2 [ set f int (k / 5) * 56 B! p2 N U! }! q6 P% Z
setxy ( xcor-of turtle f + x )2 r `" m" e- o$ M$ [8 H% Z, {
(ycor-of turtle f + y )
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if (remainder who 5 = 4) [set g who
3 `' j, n. S# O set x Wid / 2
4 @" _/ u9 e; X* W4 x set y Dep / 2 ]
% M" b9 c/ ]2 I3 D9 @ ~ set h int (g / 5) * 5" L& J8 i! _8 A
setxy ( xcor-of turtle h + x )4 O1 u8 _& R# I: m8 C* h8 B
(ycor-of turtle h + y ) 7 }' v3 c7 {. |- `6 v( q2 l) N+ W
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end) R' M# l6 D' m* |+ {' B* d
. `- o0 o' J5 \8 J[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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