internal int CurrentState(AreaPosition currentPosition)
{
if (!this.Board.AreaSize.InThisArea(currentPosition))
{
return(0);
}
return(this.Board[currentPosition] ? 1 : 0);
}
internal int GetAliveNeighbors(AreaPosition currentPosition)
{
int aliveNeighbors = 0;
aliveNeighbors += this.CurrentState(currentPosition.GetOffsetPosition(-1, -1));
aliveNeighbors += this.CurrentState(currentPosition.GetOffsetPosition(0, -1));
aliveNeighbors += this.CurrentState(currentPosition.GetOffsetPosition(1, -1));
aliveNeighbors += this.CurrentState(currentPosition.GetOffsetPosition(-1, 0));
aliveNeighbors += this.CurrentState(currentPosition.GetOffsetPosition(1, 0));
aliveNeighbors += this.CurrentState(currentPosition.GetOffsetPosition(-1, 1));
aliveNeighbors += this.CurrentState(currentPosition.GetOffsetPosition(0, 1));
aliveNeighbors += this.CurrentState(currentPosition.GetOffsetPosition(1, 1));
return(aliveNeighbors);
}
internal void ApplyCellRules(AreaPosition areaPosition, Board nextBoard)
{
int aliveNeighbors = this.GetAliveNeighbors(areaPosition);
if (this.Board[areaPosition])
{
if (aliveNeighbors >= 2 && aliveNeighbors <= 3)
{
nextBoard[areaPosition] = true;
}
}
else
{
if (aliveNeighbors == 3)
{
nextBoard[areaPosition] = true;
}
}
}
public Board ImportComponent(AreaPosition componentOffset, Board component)
{
if (component is null)
{
throw new ArgumentNullException(nameof(component));
}
this.Board.ForEachPositionInComponent(component,
componentOffset,
(boardPosition, componentPosition) =>
{
if (component[componentPosition])
{
this.Board[boardPosition] = true;
}
});
return(this.Board);
}
public bool InThisArea(AreaPosition position) => position.X >= 0 && position.X < this.Width && position.Y >= 0 && position.Y < this.Height;
#pragma warning restore CA1819 // Properties should not return arrays
#pragma warning disable CA1043 // Use Integral Or String Argument For Indexers
public bool this[AreaPosition areaPosition]
#pragma warning restore CA1043 // Use Integral Or String Argument For Indexers
{
get => this.Columns[areaPosition.X][areaPosition.Y];