public static List <pos> SharedNeighbors(this pos p, pos other, bool return_origins_if_adjacent)
{
List <pos> result = p.PositionsWithinDistance(1, !return_origins_if_adjacent, true);
List <pos> others = other.PositionsWithinDistance(1, !return_origins_if_adjacent, true);
result.RemoveWhere(x => !others.Contains(x));
return(result);
}
public static void AnimateStorm(pos origin, int radius, int num_frames, int num_per_frame, colorchar ch)
{
for (int i = 0; i < num_frames; ++i)
{
List <pos> cells = new List <pos>();
List <pos> nearby = origin.PositionsWithinDistance(radius);
for (int j = 0; j < num_per_frame; ++j)
{
cells.Add(nearby.RemoveRandom());
}
Screen.AnimateMapCells(cells, ch);
}
}