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我的程序如下：5 L/ j0 l& |' l% E; a& M% ^
breed [dogs dog]2 o, T$ T G, m/ @" H
breed [cats cat]2 P1 N ~; @+ r/ Y6 `6 D7 f/ b
breed [cows cow]+ a; ~+ b* s3 R' E4 n. Z
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to setup5 u* d6 }5 q' C: q! S, T
clear-all
& s5 k1 U; \, ^1 O5 ? set-default-shape dogs "dog"
' ~1 f' d$ l. o6 ] u4 l1 H set-default-shape cats "cat"& Z, c+ h0 k6 X; T& \3 [. y
set-default-shape cows "cow"
8 \" o) v+ |0 n* Q ask patch 0 1 [ sprout-dogs 1 ]
3 Y, u; R" O3 G ask patch 0 0 [ sprout-cats 1 ]
. C$ }8 a. [# } @! k7 a1 I( N$ h# u& T ask patch 0 -1 [ sprout-cows 1 ]
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这个是netlogo自带模型库里的模型中的程序，我新建文件再将其输入却提示错误：
& K' x# a, |" q3 O! Merror while observer running SET-DEFAULT-SHAPE in procedure SETUP
- T, U" S+ G i7 W& m4 ~6 I- |, @"dog" is not a currently defined turtle shape
2 o+ c, G; m5 M4 S) o(halted running of setup)% f! C+ m* w& |. h" R+ `
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' J7 |. _% h& _5 P ]7 H7 }1 y$ ]# s$ v我用的版本是4.0.4 请大虾们指教下。thanks！ |
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发表于 2009-11-18 10:33:10
