public static int CalculateNeighboursCount(GameGeneration previous, int x, int y)
{
var count = 0;
if (x > 0 && y > 0 && previous.Cells[x - 1, y - 1])
{
count++;
}
if (x > 0 && previous.Cells[x - 1, y])
{
count++;
}
if (x > 0 && y < 49 && previous.Cells[x - 1, y + 1])
{
count++;
}
if (y > 0 && previous.Cells[x, y - 1])
{
count++;
}
if (y < 49 && previous.Cells[x, y + 1])
{
count++;
}
if (x < 49 && y > 0 && previous.Cells[x + 1, y - 1])
{
count++;
}
if (x < 49 && previous.Cells[x + 1, y])
{
count++;
}
if (x < 49 && y < 49 && previous.Cells[x + 1, y + 1])
{
count++;
}
return count;
}
public static GameDifference GetGameDifference(GameGeneration old, GameGeneration current, int index)
{
var result = new GameDifference {Dead = new List<Point>(), Born = new List<Point>()};
for (int i = 0; i < 50; i++)
{
for (int j = 0; j < 50; j++)
{
if (old.Cells[i, j] == true && current.Cells[i, j] == false)
{
result.Dead.Add(new Point { X = i, Y = j });
}
if (old.Cells[i, j] == false && current.Cells[i, j] == true)
{
result.Born.Add(new Point { X = i, Y = j });
}
}
}
result.CurrentGeneration = index;
return result;
}
public static GameGeneration GetNextGeneration(GameGeneration previous)
{
var newGeneration = new GameGeneration();
for (int i = 0; i < 50; i++)
{
for (int j = 0; j < 50; j++)
{
var neighboursCount = CalculateNeighboursCount(previous, i, j);
if (previous.Cells[i, j] == true && neighboursCount >= 2 && neighboursCount <= 3)
{
newGeneration.Cells[i, j] = true;
}
if (previous.Cells[i, j] == false && neighboursCount == 3)
{
newGeneration.Cells[i, j] = true;
}
}
}
return newGeneration;
}
public static void AddGeneration(GameGeneration generation)
{
Generations.Add(generation);
}