LR

by pkin159

JavaScript

var scroll = [{
  	time: 0,
  	instrument: 's',
  	intensity: 0.5
},{
  	time: 2,
  	instrument: 's',
  	intensity: 0.5
},{
  	time: 3,
  	instrument: 's',
  	intensity: 0.5
},{
  	time: 4,
  	instrument: 's',
  	intensity: 0.5
}];

function NomrolLR(s){
	var scr = s;
  var aftscr = [];
	for(var i = 0, j = 0 ; i < scr.length; i++){
    var tempscore = {time:0, intensity: 0, instrument: 'null', LR: 'null'};
		if(scr[i].instrument != 'b'){
      console.log(true)
			if(j%2 == 0)
				tempscore.LR = "R";
      else
        tempscore.LR = "L";
			j++;
    }
    tempscore.time = scr[i].time;
    tempscore.intensity = scr[i].intensity;
    tempscore.instrument = scr[i].instrument;
    aftscr.push(tempscore);
	}
  return aftscr;
}
var newscroll = NomrolLR(scroll);
console.log(scroll);
console.log(newscroll);