public List <(int x, int y)> FindMaskWithinImage(ImageMask mask)
{
var list = new List <(int x, int y)>();
for (int baseY = 0; baseY < this.Size - mask.Height; baseY++)
{
for (int baseX = 0; baseX < this.Size - mask.Width; baseX++)
{
bool foundMonster = true;
foreach ((int offsetX, int offsetY) in mask.GetMaskedLocations())
{
int x = baseX + offsetX;
int y = baseY + offsetY;
if (this.rows[y][x] != '#')
{
foundMonster = false;
break;
}
}
if (foundMonster)
{
list.Add((baseX, baseY));
}
}
}
return(list);
}
public void PrintImageWithinImage(ImageMask mask, IList <(int x, int y)> locations, Action <string> printRowAction)
