static LinkedList <MyBitArray> GetAllCandidates(int[] numbers, int length)
{
LinkedList <MyBitArray> result = new LinkedList <MyBitArray>();
if (numbers.Length == 0)
{
result.AddLast(new MyBitArray(length));
}
else
{
foreach (int[] spaces in EnumNumberSpaces(numbers, length))
{
MyBitArray can = new MyBitArray(length);
int pos = 0;
for (int i = 0; i < spaces.Length; ++i)
{
pos += spaces[i];
for (int j = 0; j < numbers[i]; ++j)
{
can.Set(pos++);
}
}
result.AddLast(can);
}
}
return(result);
}
void GetRowSlice(int rowIndex, out MyBitArray on, out MyBitArray off)
{
int size = pixelStates.GetLength(0);
on = new MyBitArray(size);
off = new MyBitArray(size);
for (int i = 0; i < size; ++i)
{
switch (pixelStates[i, rowIndex])
{
case PixelStateEnum.ON:
on.Set(i);
break;
case PixelStateEnum.OFF:
off.Set(i);
break;
}
}
}
