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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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& S4 [0 R2 F: Y, C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。' s6 P8 X5 l3 M$ D0 E5 ]3 G
# q& N9 e/ K6 G8 D X: N1 a! B) cturtles-own [a b c d k f g h0 I, @2 X$ _. f; p
x y ;; these are the leaf-turtle's offsets relative to center-turtle
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to new U4 M) I- J% ]' N$ j
ca+ h9 L1 H7 d: q: w' I2 m
crt 5 * num_of_building
1 K; B; D* W1 K. q9 r1 z! ]. v ask turtles [ifelse (remainder who 5 = 0) [set color red][set color blue]]/ A7 _8 P* Y) O+ w
scatter ;;keep center-turtle random positions 3 K H6 X2 |1 G4 }! C- Q
unit_plan ;;make up the building plan
l, B; Q+ f4 [; ~" M9 wend
! s/ L3 P l) e) {& p& yto scatter- n9 O! c0 `' r7 R: h9 b
ask turtles with [remainder who 5 = 0]
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: S3 C Y' f, @+ h0 xset xcor xcor - 6 + random-float 156 G' \- @& i6 f
set ycor ycor - 6 + random-float 156 u6 s7 C/ ]. t8 ^# _+ q
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end. [0 e3 J2 F8 I( B7 o
to unit_plan
; `% n( g4 W2 ?) p# U; Qask turtles [' V" z9 K7 q5 d& O; y
if (remainder who 5 = 1) [set a who 2 c! k6 ]+ L% ^8 E- ~& ]
set x ( 0 - Wid / 2 )
4 @* s9 u6 B9 } ^" x& z8 @ set y Dep / 2 ]; ?' _# B/ |5 E1 E
set b int (a / 5) * 5! G: j% A: W3 x# k* x& m, S
setxy ( xcor-of turtle b + x )
/ d7 D& T/ ]* i. ~ ( ycor-of turtle b + y )
' x# m8 \6 ?- W/ G; l; Q9 wif (remainder who 5 = 2) [set c who1 s D4 x( v% O, [8 h9 B4 ~$ p3 B+ ~
set x ( 0 - Wid / 2 )
( p3 {" _* {# w6 `* b set y (0 - Dep / 2 ) ]4 B3 p0 b8 h; {7 Q( m) l5 T
set d int (c / 5) * 5 o: O M5 X" r, |5 H
setxy ( xcor-of turtle d + x )5 x5 w: c9 U( t. ]# c- K
(ycor-of turtle d + y ) % K' J4 {4 Y' t; R
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if (remainder who 5 = 3) [set k who" z7 p: d+ F6 S" f- M1 t
set x( Wid / 2)
4 X" L6 U$ T$ _2 B0 o0 Z set y (0 - Dep / 2 ) ]8 D5 M* G7 P# p1 G* E
set f int (k / 5) * 59 r9 ^9 w/ a* `2 D! l1 T
setxy ( xcor-of turtle f + x )( Y/ y& h, |% C; M$ C# T4 ]% ~ A
(ycor-of turtle f + y ) R! S$ R2 g5 W( E
* J- n& @+ L$ H7 _/ O; F4 e+ j D 1 a' \; ?$ H/ q0 M/ I d# b+ [: p7 I
if (remainder who 5 = 4) [set g who- Y+ G( j) @ T. I! v
set x Wid / 2 8 }7 A9 d) W( b$ q( K, O+ J* r
set y Dep / 2 ]' Q/ n" @: ]5 O) Q. B
set h int (g / 5) * 58 \3 u2 u2 X; Q# R1 N6 b3 T% M
setxy ( xcor-of turtle h + x )1 |) Y1 P4 {/ B, ?6 g9 b9 A
(ycor-of turtle h + y ) : ^, H; |& H( p* h: t
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end1 y: Y. G# f1 b" ]# F0 T
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[ 本帖最后由 etamina 于 2008-4-10 16:41 编辑 ] |
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