Fire Benchmark

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Uri_dolphin3 Uri Wilensky (Author)

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Model group CCL | Visible to everyone | Changeable by group members (CCL)
Model was written in NetLogo 4.0pre8 • Viewed 174 times • Downloaded 16 times • Run 0 times
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Click to Run Model

globals [ initial-trees burned-trees result ]
patches-own [ fire counts ]

to benchmark
  random-seed 362
  reset-timer
  setup
  repeat 100 [ go ]
  set result timer
end 

to benchmark-__fire
  random-seed 362
  reset-timer
  setup
  repeat 100 [ __fire ]
  set result timer
end 

to setup
  ca
  ask patches [
    set fire 0
    if pxcor > 1 + min-pxcor
    [if (random 100) < density
      [set pcolor green]]
    if pxcor = 1 + min-pycor
      [set pcolor red set fire 1]
  ]
  set initial-trees count patches with [pcolor = green]
  set burned-trees 0
end 

to go
  if (count patches with [burning?]) = 0
    [ stop ]
  ask patches  [
    if pcolor = green
    [ set counts (sum [fire] of neighbors4) ] ]
  ask patches [
    ifelse pcolor = green [
      if counts > 0
      [set fire 1
        set pcolor red
        set burned-trees burned-trees + 1 ]]
    [ if burning?
      [ set pcolor pcolor - 0.3] ]
  ]
  tick
end 

to-report burning?  ;; patch procedure
  report (pcolor > (red - 4)) and (pcolor < (red + 1))
end 

to-report percent-burned
  ifelse initial-trees > 0
    [ report (burned-trees / initial-trees) * 100 ]
    [ report 0 ]
end 

There are 3 versions of this model.

Uploaded by When Description Download
Uri Wilensky over 12 years ago Updated from NetLogo 4.1 Download this version
Uri Wilensky over 12 years ago Fire Benchmark Download this version
Uri Wilensky over 12 years ago Fire Benchmark Download this version

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