/// <summary>
/// Generates a new random map with the given parameters.
/// </summary>
/// <param name="width">Map width in cells</param>
/// <param name="height">Map height in cells</param>
/// <param name="config">Configuration</param>
/// <returns>The map</returns>
public static Map Generate(int width, int height, AutomataParams config = null)
{
if (config == null)
{
config = new AutomataParams();
}
var map = new Map(width, height);
// Initialize map
for (var x = 0; x < map.Width; x++)
{
for (var y = 0; y < map.Height; y++)
{
if (Random.Range(0.0f, 1.0f) < config.InitialSpawn)
{
map.Data [x, y] = CellType.Dead;
}
}
}
for (var n = 0; n < config.Passes; n++)
{
map = Calculate(map, config);
}
return(map);
}
/// <summary>
/// Performs a map calculation pass.
/// </summary>
/// <param name="oldMap">The old map</param>
/// <param name="config">The confi</param>
/// <returns>The processed map</returns>
private static Map Calculate(Map oldMap, AutomataParams config)
{
var data = new CellType [oldMap.Width, oldMap.Height];
for (int x = 0; x < oldMap.Width; x++)
{
for (int y = 0; y < oldMap.Height; y++)
{
int alive = CountAliveNeighbours(oldMap, x, y);
if (oldMap.Data [x, y] == CellType.Dead)
{
if (alive < config.DeathLimit)
{
data [x, y] = CellType.Open;
}
else
{
data [x, y] = CellType.Dead;
}
}
else
{
if (alive > config.BirthLimit)
{
data [x, y] = CellType.Dead;
}
else
{
data [x, y] = CellType.Open;
}
}
}
}
oldMap.Data = data;
return(oldMap);
}
