# B-Z Benchmark

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Model was written in NetLogo 4.0pre8
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### VERSION

$Id: B-Z Benchmark.nlogo 37529 2008-01-03 20:38:02Z craig $

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globals [result] patches-own [state new-state] to benchmark random-seed 5454 reset-timer setup repeat 10 [ go ] set result timer end to setup ca ask patches [ set state random (n + 1) ;; pick a state from 0 to n set pcolor scale-color red state 0 n ] end to go ;; first all the patches compute their new state ask patches [ find-new-state ] ;; only once all the patches have computed their new state ;; do they actually change state ask patches [ set state new-state set pcolor scale-color red state 0 n ] tick end to find-new-state ;; patch procedure ifelse state = n ;; ill? [ set new-state 0 ] ;; get well [ let a count neighbors with [state > 0 and state < n] ;; count infected let b count neighbors with [state = n] ;; count ill ifelse state = 0 ;; healthy? [ set new-state int (a / k1) + int (b / k2) ] [ let s state + sum [state] of neighbors set new-state int (s / (a + b + 1)) + g ] if new-state > n ;; don't exceed the maximum state [ set new-state n ] ] end

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