public List <pos> PositionsAtDistance(int dist)
{
List <pos> result = new List <pos>();
for (int i = row - dist; i <= row + dist; ++i)
{
for (int j = col - dist; j <= col + dist; ++j)
{
if (DistanceFrom(i, j) == dist && Global.BoundsCheck(i, j))
{
result.Add(new pos(i, j));
}
}
}
return(result);
}
public List <pos> PositionsWithinDistance(int dist, bool exclude_origin)
{
List <pos> result = new List <pos>();
for (int i = row - dist; i <= row + dist; ++i)
{
for (int j = col - dist; j <= col + dist; ++j)
{
if (i != row || j != col || exclude_origin == false)
{
if (Global.BoundsCheck(i, j))
{
result.Add(new pos(i, j));
}
}
}
}
return(result);
}