private bool InBounds(Point startCoords, int figureSize)
{
for (int column = startCoords.Y; column < startCoords.Y + figureSize; column++)
{
for (int raw = startCoords.X; raw < startCoords.X + figureSize; raw++)
{
if (!CurrentGeneration.ContainsKey(new Point(raw, column)))
{
return(false);
}
}
}
return(true);
}
/// <summary>
/// Checks square around cell and returns true, if cell is alive.
/// </summary>
/// <param name="cellCoord"></param>
/// <param name="currentGeneration"></param>
/// <returns></returns>
private bool CheckCellState(Point cellCoord)
{
int livesCounter = 0;
var neighbours = new Point []
{
new Point(cellCoord.X - 1, cellCoord.Y - 1),
new Point(cellCoord.X, cellCoord.Y - 1),
new Point(cellCoord.X + 1, cellCoord.Y - 1),
new Point(cellCoord.X - 1, cellCoord.Y),
new Point(cellCoord.X + 1, cellCoord.Y),
new Point(cellCoord.X - 1, cellCoord.Y + 1),
new Point(cellCoord.X, cellCoord.Y + 1),
new Point(cellCoord.X + 1, cellCoord.Y + 1),
};
foreach (var neighbour in neighbours)
{
if (CurrentGeneration.ContainsKey(neighbour) && CurrentGeneration[neighbour].Alive)
{
livesCounter++;
}
}
if ((livesCounter == 3 || livesCounter == 2) && CurrentGeneration[new Point((cellCoord.X + Size) % Size, (cellCoord.Y + Size) % Size)].Alive)
{
return(true);
}
else if (livesCounter == 3)
{
return(true);
}
else if (livesCounter < 2 || livesCounter > 3)
{
return(false);
}
else
{
return(false);
}
}