private void ProcessNode(Level level, BlockCoordinates coordinates, Queue <BlockCoordinates> lightBfsQueue)
{
byte currentSkyLight = level.GetSkyLight(coordinates);
byte maxSkyLight = currentSkyLight;
if (coordinates.Y < 255)
{
var up = coordinates + BlockCoordinates.Up;
maxSkyLight = Math.Max(maxSkyLight, SetLightLevel(level, lightBfsQueue, up, currentSkyLight, up: true));
}
if (coordinates.Y > 0)
{
var down = coordinates + BlockCoordinates.Down;
maxSkyLight = Math.Max(maxSkyLight, SetLightLevel(level, lightBfsQueue, down, currentSkyLight, down: true));
}
var west = coordinates + BlockCoordinates.West;
maxSkyLight = Math.Max(maxSkyLight, SetLightLevel(level, lightBfsQueue, west, currentSkyLight));
var east = coordinates + BlockCoordinates.East;
maxSkyLight = Math.Max(maxSkyLight, SetLightLevel(level, lightBfsQueue, east, currentSkyLight));
var south = coordinates + BlockCoordinates.South;
maxSkyLight = Math.Max(maxSkyLight, SetLightLevel(level, lightBfsQueue, south, currentSkyLight));
var north = coordinates + BlockCoordinates.North;
maxSkyLight = Math.Max(maxSkyLight, SetLightLevel(level, lightBfsQueue, north, currentSkyLight));
if (level.IsNotBlockingSkylight(coordinates) && currentSkyLight != 15)
{
maxSkyLight = (byte)Math.Max(currentSkyLight, maxSkyLight - 1);
if (maxSkyLight > currentSkyLight)
{
level.SetSkyLight(coordinates, maxSkyLight);
/*if (!lightBfsQueue.Contains(coordinates)) */
lightBfsQueue.Enqueue(coordinates);
}
}
}
