NetLogo is an open source programming language created in 1999 by Uri Wilensky.
git clone https://github.com/NetLogo/NetLogo| #235on PLDB | 25Years Old | 4kRepos |
NetLogo is an agent-based programming language and integrated modeling environment.. Read more on Wikipedia...
patches-own [
living? ;; indicates if the cell is living
live-neighbors ;; counts how many neighboring cells are alive
]
to setup-blank
clear-all
ask patches [ cell-death ]
reset-ticks
end
to setup-random
clear-all
ask patches
[ ifelse random-float 100.0 < initial-density
[ cell-birth ]
[ cell-death ] ]
reset-ticks
end
to cell-birth
set living? true
set pcolor fgcolor
end
to cell-death
set living? false
set pcolor bgcolor
end
to go
ask patches
[ set live-neighbors count neighbors with [living?] ]
;; Starting a new "ask patches" here ensures that all the patches
;; finish executing the first ask before any of them start executing
;; the second ask. This keeps all the patches in synch with each other,
;; so the births and deaths at each generation all happen in lockstep.
ask patches
[ ifelse live-neighbors = 3
[ cell-birth ]
[ if live-neighbors != 2
[ cell-death ] ] ]
tick
end
to draw-cells
let erasing? [living?] of patch mouse-xcor mouse-ycor
while [mouse-down?]
[ ask patch mouse-xcor mouse-ycor
[ ifelse erasing?
[ cell-death ]
[ cell-birth ] ]
display ]
end
| Feature | Supported | Token | Example |
|---|---|---|---|
| Booleans | ✓ | true false | |
| Comments | ✓ | ; A comment |
|
| Line Comments | ✓ | ; | ; A comment |
| Semantic Indentation | X |