mirror of
https://github.com/photonstorm/phaser
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29 lines
761 B
JavaScript
29 lines
761 B
JavaScript
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var GetTilesWithin = require('./GetTilesWithin');
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var GetRandomElement = require('../../../utils/array/GetRandomElement');
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var Shuffle = function (tileX, tileY, width, height, indices, layer)
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{
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var i;
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var tiles = GetTilesWithin(tileX, tileY, width, height, layer);
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// If no indicies are given, then find all the unique indices within the specified region
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if (indices === undefined)
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{
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indices = [];
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for (i = 0; i < tiles.length; i++)
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{
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if (indices.indexOf(tiles[i].index) === -1)
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{
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indices.push(tiles[i].index);
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}
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}
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}
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for (i = 0; i < tiles.length; i++)
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{
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tiles[i].index = GetRandomElement(indices);
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}
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};
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module.exports = Shuffle;
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