lobo/lobo.nlogo

;; lobo: Logo Bolo
;; (c) Ben Kurtovic, 2011
;;
;; Logo Bolo is a rewrite of the classic tank game by Stuart Cheshire in NetLogo.
;;

;; ============
;; Declarations
;; ============

globals [
  last-tick-time
  max-fps
  max-tank-speed
  player
  player-turn-speed
]

breed [bullets bullet]
breed [tanks tank]

tanks-own [
  speed
]

;; ===========================
;; Button-initiated procedures
;; ===========================

to setup
  ca
  set max-fps 30
  set max-tank-speed 20
  set player-turn-speed 10
  ask patches [
    set pcolor random 3
  ]
  create-ordered-tanks 1 [
    set player (tank who)
    set color gray
    set size 2
    set speed 0
  ]
  set last-tick-time timer
end

to go
  do-physics
  keep-time
end

to player-go-forward
  ask player [
    if speed < max-tank-speed [
      set speed speed + 1
    ]
  ]
end

to player-slow-down
  ask player [
    if speed > 0 [
      set speed speed - 1
    ]
  ]
end

to player-turn-left
  ask player [
    lt player-turn-speed
  ]
end

to player-turn-right
  ask player [
    rt player-turn-speed
  ]
end

to player-fire
  ask player [
    fire
  ]
end

;; ================
;; Other procedures
;; ================

to fire
  hatch-bullets 1 [
    set color white
  ]
end

to do-physics
  ask tanks [
    fd speed / 40
  ]
  ask bullets [
    fd 1
  ]
end

to keep-time
  let time-since-last-tick timer - last-tick-time
  let wait-time (1 / max-fps) - time-since-last-tick
  wait wait-time
  tick
  set last-tick-time timer
end
@#$#@#$#@
GRAPHICS-WINDOW
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66
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setup
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OBSERVER
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S
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MONITOR
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486
Player Speed
[speed] of player
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1
11

BUTTON
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FIRE!
player-fire
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T
OBSERVER
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NIL
NIL
NIL

@#$#@#$#@
WHAT IS IT?
-----------
This section could give a general understanding of what the model is trying to show or explain.


HOW IT WORKS
------------
This section could explain what rules the agents use to create the overall behavior of the model.


HOW TO USE IT
-------------
This section could explain how to use the model, including a description of each of the items in the interface tab.


THINGS TO NOTICE
----------------
This section could give some ideas of things for the user to notice while running the model.


THINGS TO TRY
-------------
This section could give some ideas of things for the user to try to do (move sliders, switches, etc.) with the model.


EXTENDING THE MODEL
-------------------
This section could give some ideas of things to add or change in the procedures tab to make the model more complicated, detailed, accurate, etc.


NETLOGO FEATURES
----------------
This section could point out any especially interesting or unusual features of NetLogo that the model makes use of, particularly in the Procedures tab.  It might also point out places where workarounds were needed because of missing features.


RELATED MODELS
--------------
This section could give the names of models in the NetLogo Models Library or elsewhere which are of related interest.


CREDITS AND REFERENCES
----------------------
This section could contain a reference to the model's URL on the web if it has one, as well as any other necessary credits or references.
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@#$#@#$#@
NetLogo 4.1.3
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