protected override string CalculatePart2(Input[] input)
{
//"Cheating" on run time by using using the result from Part1
if (solvedMap == null)
{
CalculatePart1(input);
}
SquareImage <bool> image = solvedMap.GetImage(); //Image image = solvedMap.Image;
Pattern pattern = Pattern.SeaMonster;
SquareImage <bool> result = new SquareImage <bool>(image.Size);
foreach (Operation op in ValidOperations)
{
image.Transform = op;
result.Transform = op;
foreach (Point p in image.GetIndices())
{
pattern.Origin = p;
if (pattern.Match(image))
{
pattern.Or(result);
}
}
}
//Now our result is any space marked as a wave in the original image and not a sea monster in our current results
foreach (Point p in image.GetIndices())
{
result[p] = image[p] && !result[p];
}
return(result.GetData().Count(x => x == true).ToString());
}
public SquareImage(SquareImage <T> Copy) : this(Copy.Size)
{
for (int y = 0; y < Size; y++)
{
for (int x = 0; x < Size; x++)
{
this.data[x, y] = Copy.data[x, y];
}
}
}