var CONST = require('../const/ORIENTATION_CONST'); 
var HexagonalTileToWorldY = require('./HexagonalTileToWorldY'); 
var NOOP = require('../../utils/NOOP'); 
var StaggeredTileToWorldY = require('./StaggeredTileToWorldY'); 
var TileToWorldY = require('./TileToWorldY'); 
var GetTileToWorldYFunction = function (orientation){ 
if (orientation === CONST.ORTHOGONAL) { 
return TileToWorldY; 
} 
 else if (orientation === CONST.HEXAGONAL) { 
return HexagonalTileToWorldY; 
} 
 else if (orientation === CONST.STAGGERED) { 
return StaggeredTileToWorldY; 
} 
 else { 
return NOOP; 
} 
} 
; 
module.exports = GetTileToWorldYFunction;