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* Shuffle agents before sorting. 

Without this fix, on Safari (Mac), "grudger" ends up
  always dominating on step 4, not just sometimes.
This commit is contained in:
Audrey Tang 2017-08-06 20:43:48 +08:00
parent f6da0dc3a3
commit 71986e40b9
2 changed files with 14 additions and 6 deletions
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13
js/lib/helpers.js
View File

@ -173,4 +173,15 @@ function _makeMovieClip(resourceName, options){
// Gimme
return mc;
}
}
function _shuffleArray(array) {
var tmp, current, top = array.length;
if(top) while(--top) {
current = Math.floor(Math.random() * (top + 1));
tmp = array[current];
array[current] = array[top];
array[top] = tmp;
}
return array;
}

7
js/sims/Tournament.js
View File

@ -229,11 +229,8 @@ function Tournament(config){
self.agentsSorted = null;
self.playOneTournament = function(){
PD.playOneTournament(self.agents, Tournament.NUM_TURNS);
self.agentsSorted = self.agents.slice();
self.agentsSorted.sort(function(a,b){
if(a.coins==b.coins) return (Math.random()<0.5); // if equal, random
return a.coins-b.coins; // otherwise, sort as per usual
});
self.agentsSorted = _shuffleArray(self.agents.slice());
self.agentsSorted.sort(function(a,b){ return a.coins-b.coins; });
};
// Get rid of X worst