public List <MapTile> CornerPeakFrom()
{
var peakList = new List <MapTile>();
foreach (var cardinal in DirectionExtensions.GetCardinals())
{
foreach (var rightAngleDirection in DirectionExtensions.GetRightAngleDirections(cardinal))
{
if (MoveBlocked[cardinal] && !GetAdjacentTile(rightAngleDirection).MoveBlocked[cardinal])
{
peakList.Add(GetAdjacentTile(DirectionExtensions
.GetDiagonalFromCardinals(cardinal, rightAngleDirection)));
}
}
}
return(peakList);
}