Rocks Papers Scissors Ecosystem

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Avatar_black Leo B (Author)

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WHAT IS IT?

http://backspaces.net/media/NickBennettTutorials/Rock-Paper-ScissorsEcosystemin_NetLogo.pdf

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Click to Run Model

breed [ rocks ]
breed [ papers ]
breed [ scissors ]

to setup
  clear-all
  set-default-shape rocks "circle-rock"
  set-default-shape papers "circle-paper"
  set-default-shape scissors "circle-scissor"

  ask patches [
    sprout 1 [
      set breed (one-of (list rocks papers scissors))
    ]
  ]
  
  reset-ticks
end 

to go
  ask turtles [
    play
  ]
  tick
  set-plot-x-range ticks - 300 ticks
end 

to play
  let opponent (one-of turtles-on neighbors4)
  let opponent-breed ([breed] of opponent)
  
  if (breed = opponent-breed) [
    stop
  ]
  ifelse ((breed = rocks and opponent-breed = scissors)
    or (breed = papers and opponent-breed = rocks)
    or (breed = scissors and opponent-breed = papers)) [
  ask opponent [
    set breed ([breed] of myself)
  ]
    ] [
  set breed opponent-breed
    ]
end 

There is only one version of this model, created about 10 years ago by Leo B.

Attached files

File Type Description Last updated
Rocks Papers Scissors Ecosystem.png preview Preview for 'Rocks Papers Scissors Ecosystem' about 10 years ago, by Leo B Download

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