/// <summary>
/// Returns a list of random Positions from an area.
/// </summary>
/// <param name="amount">The number of random positions.</param>
/// <param name="rangeX">The X range of the area</param>
/// <param name="rangeY">The Y range of the area</param>
/// <param name="allowDuplicates">If the same position can be generated.</param>
/// <returns></returns>
public static List <Position> GenerateRandomPositions(int amount, int rangeX = 8, int rangeY = 8, bool allowDuplicates = false)
{
rangeX = UtilityFunctions.ClampMin(rangeX, 1);
rangeY = UtilityFunctions.ClampMin(rangeY, 1);
amount = UtilityFunctions.ClampMax(amount, rangeY * rangeX);
List <Position> result = new List <Position>();
List <Position> availablePositions = new List <Position>();
for (int i = 0; i < rangeY; i++)
{
for (int j = 0; j < rangeX; j++)
{
availablePositions.Add(new Position(j, i));
}
}
for (int i = 0; i < amount; i++)
{
int randomIndex = Random.Range(0, availablePositions.Count);
result.Add(availablePositions[randomIndex]);
if (!allowDuplicates)
{
availablePositions.RemoveAt(randomIndex);
}
}
return(result);
}
