/// <summary>
/// Gets the style for the given tile.
/// </summary>
/// <param name="tile">The tile.</param>
/// <param name="styles">The styles to choose from.</param>
/// <param name="state">The style state associated with the tile.</param>
/// <returns></returns>
protected override IStyle GetStyle(TileBase tile, IStyle[] styles, ref object state)
{
IStyle[] unusedStyles = styles.Except(tile.AdjacentTiles.Values.Select(t => t.Style)).ToArray();
if (unusedStyles.Length == 0)
return base.GetStyle(tile, styles, ref state);
if (unusedStyles.Length == 1)
{
Vector2 coords = tile.Centroid.Round(3);
float random = TileRandom.Random(Seed, coords.X, coords.Y);
return random > (1f / styles.Length)
? unusedStyles[0]
: base.GetStyle(tile, styles, ref state);
}
return base.GetStyle(tile, unusedStyles, ref state);
}