设为首页收藏本站

最大的系统仿真与系统优化公益交流社区

 找回密码
 注册

QQ登录

只需一步,快速开始

查看: 11062|回复: 4

[求助] 自学中文手册时遇到了问题,求高手解答

  [复制链接]
 楼主| 发表于 2013-4-5 21:09:10 | 显示全部楼层 |阅读模式
我编的程序如下turtles-own [energy]
- W% j7 x( O! @+ a' `/ `) {9 Lto setup& @+ h  x( E! k- L4 X
  clear-all
6 o; s" D9 Q" K* Y  setup-patches
* {. s4 L9 }, J& t. o7 o/ [- j- k  create-turtles 1005 {4 V0 c6 X" r; _( e8 t
  do-plots
( J. C9 g- g, f4 w8 {8 s  ask turtles [ setxy random-xcor random-ycor ]
5 c' |7 H. A0 O3 |! B# `end( _; t, G/ r* f
to go0 M9 n! ?5 Z. [% t. J$ {
  move-turtles
3 B( }9 L" F% m3 L1 z# D; x9 K  eat-grass0 i" _' h0 \1 k
  reproduce
$ T- a/ o5 O- p2 M* V& ~3 S2 Q- N  check-death: \# P1 C- n0 f3 J0 v- n# m
  regrow-grass
: U4 {7 r( C, S+ x, \  do-plots
; x$ @2 W- c+ g( b7 p  I- vend( D6 Z2 O+ `& h, h
to move-turtles
$ t" O7 o- s8 P% h5 |  ask turtles [: J  y; X1 _5 Q6 S; W/ R
    right random 360
4 u0 t% `0 [% p( G2 Z! R    forward 1/ n! r- L0 c5 H9 U. L$ @& q3 G
    set energy energy - 13 S: D) M9 k0 Y6 \* u. j
    ]
, b7 Z" g; }) Y, @& fend" Q9 Q- ?* Q$ J$ N
to setup-patches
, a7 ~" W: i6 H- l7 G, ~% F2 ^# X  ask patches [ set pcolor green ], g) F) d8 @! i3 D  e
end
  w% q2 S" a* r3 wto setup-turtles
) F5 ?! K5 Z1 C) f% X9 c3 y( H8 B2 n  create-turtles 100
6 y/ T8 ]( }! @" f7 O+ c2 e8 U" |4 q  ask turtles [ setxy random-xcor random-ycor ]
- E# E  C  o4 _& u/ tend) C' C# X) x" X& ]
to eat-grass; f0 z" D1 S# `+ Y+ f
  ask turtles [
6 J" o, b8 E9 n  a, o    if pcolor = green [6 H% F$ {) u: v% l! q6 J, K2 N9 B: t
      set pcolor black7 n8 X' q$ j' U+ X9 }
      set energy (energy + 10)4 B* I5 B2 T1 N, E8 b
      ]3 a- _. z7 _- ~0 f4 W
    ifelse show-energy?
9 b- F0 r# \- n7 H- ?      [ set label energy ]
6 p' K$ Y# G3 X- M3 h      [ set label "" ]& o) y% g7 M! W7 I$ a+ v
    ]: Y# [$ v8 F! F0 v7 P
end
9 F' b3 S  J  P( L0 ~7 jto reproduce7 D, y) q$ D6 i* @
  ask turtles [' V0 P7 i' u/ X" S
    if energy > 50 [
( B- n4 U+ ^$ p, }; j$ A      set energy energy - 50. ]4 V. c; F; q7 ^5 s
      hatch 1 [ set energy 50 ]
$ C8 j- K5 w7 K9 {' R4 x0 M      ]3 M6 P8 ^1 {% ^9 ^0 s5 c( {
    ]
1 M+ H% w" L6 q& Y9 P& send) S6 }5 p5 @& ^, O8 y. }& a
to check-death5 x8 a* S* I3 M5 r+ r. t7 T
  ask turtles [' Q. ~& c2 i; H" i* t, W2 T  w
    if energy <= 0 [ die ]1 p' I& Z8 D3 \' t6 s, [% G5 f
    ]
# C/ ~% E' ^7 X* ~" S! m3 c7 qend
4 g( [( ~; b+ Fto regrow-grass
3 O4 r5 p1 C7 E3 w2 y  ask patches [
% _5 Q7 N2 E% |- x# Z3 K7 D9 M    if random 100 < 3 [ set pcolor green ]0 o& t0 R) K3 |+ z+ D$ {
    ]
1 y8 W) Z' }: p' s/ `end, y8 c6 b- b; o% p) H; j: F7 ^
to do-plots
" b3 J6 E2 C2 d  set-current-plot "Totals"- c" V: N: a4 o
  set-current-plot-pen "turtles"
) G& i; Z8 R& C2 z0 o6 C1 N/ A+ q* O( ?  plot count turtles$ R; I% q; M$ m5 p+ @  w% S
  set-current-plot-pen "grass"7 y' [( W% J4 ?/ x# i- V/ C# M, |
  plot count patches with [pcolor = green]5 n' v  Z+ p  o/ Q$ w" Q
end
! _$ D& E- C3 n- u* E/ z/ W$ @( a可是运行时提示no such plot: "Totals"
3 Q' }; H  O, c9 g* L5 h& gerror while observer running SET-CURRENT-PLOT, w( A' `+ @& V3 l8 ]
  called by procedure DO-PLOTS& L! A, z1 _6 Y4 ~/ J  G
  called by procedure SETUP* s' K' W: Z+ L
  called by 按钮 'setup'
6 H* o3 s6 I8 p求大神解答啊
发表于 2013-5-29 00:25:38 | 显示全部楼层
no such plot: "Totals",就是说你的界面里没有叫做Totals的绘图框
发表于 2013-5-29 00:26:26 | 显示全部楼层
建一个叫做叫做Totals的绘图框就行了
 楼主| 发表于 2013-6-4 12:24:45 | 显示全部楼层
emlyn 发表于 2013-5-29 00:26
/ G) L* p7 t! |, h+ \! V建一个叫做叫做Totals的绘图框就行了

0 I, [8 W+ t* w4 e, G" c# P; M( e哦,知道了,虽然自己应经找到问题了,不过还是谢谢哈
发表于 2016-5-3 09:17:18 | 显示全部楼层
你也可以直接再界面页创建“绘图”,然后设置时钟(ticks),每一步画一次,不用自己操心。
您需要登录后才可以回帖 登录 | 注册

本版积分规则

QQ|Archiver|手机版|SimulWay 道于仿真   

GMT+8, 2026-4-28 14:10 , Processed in 0.023258 second(s), 16 queries .

Powered by Discuz! X3.4 Licensed

© 2001-2017 Comsenz Inc.

快速回复 返回顶部 返回列表